Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 1 | /* |
| 2 | * Configuration parser |
| 3 | * |
Willy Tarreau | ff011f2 | 2011-01-06 17:51:27 +0100 | [diff] [blame] | 4 | * Copyright 2000-2011 Willy Tarreau <w@1wt.eu> |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 5 | * |
| 6 | * This program is free software; you can redistribute it and/or |
| 7 | * modify it under the terms of the GNU General Public License |
| 8 | * as published by the Free Software Foundation; either version |
| 9 | * 2 of the License, or (at your option) any later version. |
| 10 | * |
| 11 | */ |
| 12 | |
Cyril Bonté | 1a0191d | 2014-08-29 20:20:02 +0200 | [diff] [blame] | 13 | #ifdef CONFIG_HAP_CRYPT |
| 14 | /* This is to have crypt() defined on Linux */ |
| 15 | #define _GNU_SOURCE |
| 16 | |
| 17 | #ifdef NEED_CRYPT_H |
| 18 | /* some platforms such as Solaris need this */ |
| 19 | #include <crypt.h> |
| 20 | #endif |
| 21 | #endif /* CONFIG_HAP_CRYPT */ |
| 22 | |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 23 | #include <stdio.h> |
| 24 | #include <stdlib.h> |
| 25 | #include <string.h> |
| 26 | #include <netdb.h> |
| 27 | #include <ctype.h> |
Willy Tarreau | 95c20ac | 2007-03-25 15:39:23 +0200 | [diff] [blame] | 28 | #include <pwd.h> |
| 29 | #include <grp.h> |
Willy Tarreau | 0b4ed90 | 2007-03-26 00:18:40 +0200 | [diff] [blame] | 30 | #include <errno.h> |
Willy Tarreau | 3f49b30 | 2007-06-11 00:29:26 +0200 | [diff] [blame] | 31 | #include <sys/types.h> |
| 32 | #include <sys/stat.h> |
| 33 | #include <fcntl.h> |
| 34 | #include <unistd.h> |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 35 | |
Willy Tarreau | 2dd0d47 | 2006-06-29 17:53:05 +0200 | [diff] [blame] | 36 | #include <common/cfgparse.h> |
Willy Tarreau | c7e4238 | 2012-08-24 19:22:53 +0200 | [diff] [blame] | 37 | #include <common/chunk.h> |
Willy Tarreau | 2dd0d47 | 2006-06-29 17:53:05 +0200 | [diff] [blame] | 38 | #include <common/config.h> |
Willy Tarreau | 058e907 | 2009-07-20 09:30:05 +0200 | [diff] [blame] | 39 | #include <common/errors.h> |
Willy Tarreau | 2dd0d47 | 2006-06-29 17:53:05 +0200 | [diff] [blame] | 40 | #include <common/memory.h> |
| 41 | #include <common/standard.h> |
| 42 | #include <common/time.h> |
| 43 | #include <common/uri_auth.h> |
KOVACS Krisztian | b3e54fe | 2014-11-17 15:11:45 +0100 | [diff] [blame] | 44 | #include <common/namespace.h> |
Emeric Brun | c60def8 | 2017-09-27 14:59:38 +0200 | [diff] [blame] | 45 | #include <common/hathreads.h> |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 46 | |
| 47 | #include <types/capture.h> |
Christopher Faulet | d7c9196 | 2015-04-30 11:48:27 +0200 | [diff] [blame] | 48 | #include <types/filters.h> |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 49 | #include <types/global.h> |
Willy Tarreau | 3fdb366 | 2012-11-12 00:42:33 +0100 | [diff] [blame] | 50 | #include <types/obj_type.h> |
Emeric Brun | 32da3c4 | 2010-09-23 18:39:19 +0200 | [diff] [blame] | 51 | #include <types/peers.h> |
Simon Horman | 0d16a40 | 2015-01-30 11:22:58 +0900 | [diff] [blame] | 52 | #include <types/mailers.h> |
Baptiste Assmann | 325137d | 2015-04-13 23:40:55 +0200 | [diff] [blame] | 53 | #include <types/dns.h> |
William Lallemand | 9ed6203 | 2016-11-21 17:49:11 +0100 | [diff] [blame] | 54 | #include <types/stats.h> |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 55 | |
Willy Tarreau | eb0c614 | 2007-05-07 00:53:22 +0200 | [diff] [blame] | 56 | #include <proto/acl.h> |
Christopher Faulet | 4fce0d8 | 2017-09-18 11:57:31 +0200 | [diff] [blame] | 57 | #include <proto/action.h> |
Krzysztof Piotr Oledzki | 9610504 | 2010-01-29 17:50:44 +0100 | [diff] [blame] | 58 | #include <proto/auth.h> |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 59 | #include <proto/backend.h> |
Willy Tarreau | c7e4238 | 2012-08-24 19:22:53 +0200 | [diff] [blame] | 60 | #include <proto/channel.h> |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 61 | #include <proto/checks.h> |
Baptiste Assmann | 201c07f | 2017-05-22 15:17:15 +0200 | [diff] [blame] | 62 | #include <proto/dns.h> |
William Lallemand | 9ed6203 | 2016-11-21 17:49:11 +0100 | [diff] [blame] | 63 | #include <proto/stats.h> |
Christopher Faulet | d7c9196 | 2015-04-30 11:48:27 +0200 | [diff] [blame] | 64 | #include <proto/filters.h> |
Willy Tarreau | eb47268 | 2010-05-28 18:46:57 +0200 | [diff] [blame] | 65 | #include <proto/frontend.h> |
Willy Tarreau | 34eb671 | 2011-10-24 18:15:04 +0200 | [diff] [blame] | 66 | #include <proto/hdr_idx.h> |
Willy Tarreau | 61c112a | 2018-10-02 16:43:32 +0200 | [diff] [blame] | 67 | #include <proto/http_rules.h> |
Willy Tarreau | 6b2e11b | 2009-10-01 07:52:15 +0200 | [diff] [blame] | 68 | #include <proto/lb_chash.h> |
Willy Tarreau | f09c660 | 2012-02-13 17:12:08 +0100 | [diff] [blame] | 69 | #include <proto/lb_fas.h> |
Willy Tarreau | f89c187 | 2009-10-01 11:19:37 +0200 | [diff] [blame] | 70 | #include <proto/lb_fwlc.h> |
| 71 | #include <proto/lb_fwrr.h> |
| 72 | #include <proto/lb_map.h> |
Willy Tarreau | d1d5454 | 2012-09-12 22:58:11 +0200 | [diff] [blame] | 73 | #include <proto/listener.h> |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 74 | #include <proto/log.h> |
Willy Tarreau | d1d5454 | 2012-09-12 22:58:11 +0200 | [diff] [blame] | 75 | #include <proto/protocol.h> |
Willy Tarreau | e6b9894 | 2007-10-29 01:09:36 +0100 | [diff] [blame] | 76 | #include <proto/proto_http.h> |
Willy Tarreau | 2b5652f | 2006-12-31 17:46:05 +0100 | [diff] [blame] | 77 | #include <proto/proxy.h> |
Emeric Brun | 32da3c4 | 2010-09-23 18:39:19 +0200 | [diff] [blame] | 78 | #include <proto/peers.h> |
Willy Tarreau | cd3b094 | 2012-04-27 21:52:18 +0200 | [diff] [blame] | 79 | #include <proto/sample.h> |
Willy Tarreau | 9903f0e | 2015-04-04 18:50:31 +0200 | [diff] [blame] | 80 | #include <proto/session.h> |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 81 | #include <proto/server.h> |
Willy Tarreau | 87b0966 | 2015-04-03 00:22:06 +0200 | [diff] [blame] | 82 | #include <proto/stream.h> |
Emeric Brun | b982a3d | 2010-01-04 15:45:53 +0100 | [diff] [blame] | 83 | #include <proto/stick_table.h> |
Willy Tarreau | 3971310 | 2016-11-25 15:49:32 +0100 | [diff] [blame] | 84 | #include <proto/task.h> |
| 85 | #include <proto/tcp_rules.h> |
Olivier Houchard | 673867c | 2018-05-25 16:58:52 +0200 | [diff] [blame] | 86 | #include <proto/connection.h> |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 87 | |
| 88 | |
Willy Tarreau | f3c6920 | 2006-07-09 16:42:34 +0200 | [diff] [blame] | 89 | /* This is the SSLv3 CLIENT HELLO packet used in conjunction with the |
| 90 | * ssl-hello-chk option to ensure that the remote server speaks SSL. |
| 91 | * |
| 92 | * Check RFC 2246 (TLSv1.0) sections A.3 and A.4 for details. |
| 93 | */ |
| 94 | const char sslv3_client_hello_pkt[] = { |
| 95 | "\x16" /* ContentType : 0x16 = Hanshake */ |
| 96 | "\x03\x00" /* ProtocolVersion : 0x0300 = SSLv3 */ |
| 97 | "\x00\x79" /* ContentLength : 0x79 bytes after this one */ |
| 98 | "\x01" /* HanshakeType : 0x01 = CLIENT HELLO */ |
| 99 | "\x00\x00\x75" /* HandshakeLength : 0x75 bytes after this one */ |
| 100 | "\x03\x00" /* Hello Version : 0x0300 = v3 */ |
| 101 | "\x00\x00\x00\x00" /* Unix GMT Time (s) : filled with <now> (@0x0B) */ |
| 102 | "HAPROXYSSLCHK\nHAPROXYSSLCHK\n" /* Random : must be exactly 28 bytes */ |
| 103 | "\x00" /* Session ID length : empty (no session ID) */ |
| 104 | "\x00\x4E" /* Cipher Suite Length : 78 bytes after this one */ |
| 105 | "\x00\x01" "\x00\x02" "\x00\x03" "\x00\x04" /* 39 most common ciphers : */ |
| 106 | "\x00\x05" "\x00\x06" "\x00\x07" "\x00\x08" /* 0x01...0x1B, 0x2F...0x3A */ |
| 107 | "\x00\x09" "\x00\x0A" "\x00\x0B" "\x00\x0C" /* This covers RSA/DH, */ |
| 108 | "\x00\x0D" "\x00\x0E" "\x00\x0F" "\x00\x10" /* various bit lengths, */ |
| 109 | "\x00\x11" "\x00\x12" "\x00\x13" "\x00\x14" /* SHA1/MD5, DES/3DES/AES... */ |
| 110 | "\x00\x15" "\x00\x16" "\x00\x17" "\x00\x18" |
| 111 | "\x00\x19" "\x00\x1A" "\x00\x1B" "\x00\x2F" |
| 112 | "\x00\x30" "\x00\x31" "\x00\x32" "\x00\x33" |
| 113 | "\x00\x34" "\x00\x35" "\x00\x36" "\x00\x37" |
| 114 | "\x00\x38" "\x00\x39" "\x00\x3A" |
| 115 | "\x01" /* Compression Length : 0x01 = 1 byte for types */ |
| 116 | "\x00" /* Compression Type : 0x00 = NULL compression */ |
| 117 | }; |
| 118 | |
Thierry FOURNIER | fa45f1d | 2014-03-18 13:54:18 +0100 | [diff] [blame] | 119 | /* Used to chain configuration sections definitions. This list |
| 120 | * stores struct cfg_section |
| 121 | */ |
| 122 | struct list sections = LIST_HEAD_INIT(sections); |
| 123 | |
William Lallemand | 48b4bb4 | 2017-10-23 14:36:34 +0200 | [diff] [blame] | 124 | struct list postparsers = LIST_HEAD_INIT(postparsers); |
| 125 | |
Willy Tarreau | 3a1f5fd | 2018-11-11 15:40:36 +0100 | [diff] [blame] | 126 | char *cursection = NULL; |
| 127 | struct proxy defproxy = { }; /* fake proxy used to assign default values on all instances */ |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 128 | int cfg_maxpconn = DEFAULT_MAXCONN; /* # of simultaneous connections per proxy (-N) */ |
Willy Tarreau | 5af24ef | 2009-03-15 15:23:16 +0100 | [diff] [blame] | 129 | int cfg_maxconn = 0; /* # of simultaneous connections, (-n) */ |
Christopher Faulet | 79bdef3 | 2016-11-04 22:36:15 +0100 | [diff] [blame] | 130 | char *cfg_scope = NULL; /* the current scope during the configuration parsing */ |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 131 | |
Willy Tarreau | 5b2c336 | 2008-07-09 19:39:06 +0200 | [diff] [blame] | 132 | /* List head of all known configuration keywords */ |
Willy Tarreau | 36b9e22 | 2018-11-11 15:19:52 +0100 | [diff] [blame] | 133 | struct cfg_kw_list cfg_keywords = { |
Willy Tarreau | 5b2c336 | 2008-07-09 19:39:06 +0200 | [diff] [blame] | 134 | .list = LIST_HEAD_INIT(cfg_keywords.list) |
| 135 | }; |
| 136 | |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 137 | /* |
| 138 | * converts <str> to a list of listeners which are dynamically allocated. |
| 139 | * The format is "{addr|'*'}:port[-end][,{addr|'*'}:port[-end]]*", where : |
| 140 | * - <addr> can be empty or "*" to indicate INADDR_ANY ; |
| 141 | * - <port> is a numerical port from 1 to 65535 ; |
| 142 | * - <end> indicates to use the range from <port> to <end> instead (inclusive). |
| 143 | * This can be repeated as many times as necessary, separated by a coma. |
Willy Tarreau | 4fbb228 | 2012-09-20 20:01:39 +0200 | [diff] [blame] | 144 | * Function returns 1 for success or 0 if error. In case of errors, if <err> is |
| 145 | * not NULL, it must be a valid pointer to either NULL or a freeable area that |
| 146 | * will be replaced with an error message. |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 147 | */ |
Willy Tarreau | 4fbb228 | 2012-09-20 20:01:39 +0200 | [diff] [blame] | 148 | int str2listener(char *str, struct proxy *curproxy, struct bind_conf *bind_conf, const char *file, int line, char **err) |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 149 | { |
Willy Tarreau | 2dff0c2 | 2011-03-04 15:43:13 +0100 | [diff] [blame] | 150 | char *next, *dupstr; |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 151 | int port, end; |
| 152 | |
| 153 | next = dupstr = strdup(str); |
Krzysztof Piotr Oledzki | aeebf9b | 2009-10-04 15:43:17 +0200 | [diff] [blame] | 154 | |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 155 | while (next && *next) { |
William Lallemand | 75ea0a0 | 2017-11-15 19:02:58 +0100 | [diff] [blame] | 156 | int inherited = 0; |
Willy Tarreau | 0de59fd | 2017-09-15 08:10:44 +0200 | [diff] [blame] | 157 | struct sockaddr_storage *ss2; |
Willy Tarreau | 40aa070 | 2013-03-10 23:51:38 +0100 | [diff] [blame] | 158 | int fd = -1; |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 159 | |
| 160 | str = next; |
| 161 | /* 1) look for the end of the first address */ |
Krzysztof Piotr Oledzki | 52d522b | 2009-01-27 16:57:08 +0100 | [diff] [blame] | 162 | if ((next = strchr(str, ',')) != NULL) { |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 163 | *next++ = 0; |
| 164 | } |
| 165 | |
Willy Tarreau | 48ef4c9 | 2017-01-06 18:32:38 +0100 | [diff] [blame] | 166 | ss2 = str2sa_range(str, NULL, &port, &end, err, |
Willy Tarreau | 72b8c1f | 2015-09-08 15:50:19 +0200 | [diff] [blame] | 167 | curproxy == global.stats_fe ? NULL : global.unix_bind.prefix, |
Thierry FOURNIER | 7fe3be7 | 2015-09-26 20:03:36 +0200 | [diff] [blame] | 168 | NULL, 1); |
Willy Tarreau | 12eb2a6 | 2013-03-06 15:45:03 +0100 | [diff] [blame] | 169 | if (!ss2) |
| 170 | goto fail; |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 171 | |
Willy Tarreau | 12eb2a6 | 2013-03-06 15:45:03 +0100 | [diff] [blame] | 172 | if (ss2->ss_family == AF_INET || ss2->ss_family == AF_INET6) { |
Willy Tarreau | 6d03cc3 | 2013-02-20 17:26:02 +0100 | [diff] [blame] | 173 | if (!port && !end) { |
Willy Tarreau | 4fbb228 | 2012-09-20 20:01:39 +0200 | [diff] [blame] | 174 | memprintf(err, "missing port number: '%s'\n", str); |
Willy Tarreau | 2dff0c2 | 2011-03-04 15:43:13 +0100 | [diff] [blame] | 175 | goto fail; |
Emeric Brun | ed76092 | 2010-10-22 17:59:25 +0200 | [diff] [blame] | 176 | } |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 177 | |
Willy Tarreau | 6d03cc3 | 2013-02-20 17:26:02 +0100 | [diff] [blame] | 178 | if (!port || !end) { |
| 179 | memprintf(err, "port offsets are not allowed in 'bind': '%s'\n", str); |
| 180 | goto fail; |
| 181 | } |
| 182 | |
Emeric Brun | ed76092 | 2010-10-22 17:59:25 +0200 | [diff] [blame] | 183 | if (port < 1 || port > 65535) { |
Willy Tarreau | 4fbb228 | 2012-09-20 20:01:39 +0200 | [diff] [blame] | 184 | memprintf(err, "invalid port '%d' specified for address '%s'.\n", port, str); |
Emeric Brun | ed76092 | 2010-10-22 17:59:25 +0200 | [diff] [blame] | 185 | goto fail; |
| 186 | } |
| 187 | |
| 188 | if (end < 1 || end > 65535) { |
Willy Tarreau | 4fbb228 | 2012-09-20 20:01:39 +0200 | [diff] [blame] | 189 | memprintf(err, "invalid port '%d' specified for address '%s'.\n", end, str); |
Emeric Brun | ed76092 | 2010-10-22 17:59:25 +0200 | [diff] [blame] | 190 | goto fail; |
| 191 | } |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 192 | } |
Willy Tarreau | 40aa070 | 2013-03-10 23:51:38 +0100 | [diff] [blame] | 193 | else if (ss2->ss_family == AF_UNSPEC) { |
| 194 | socklen_t addr_len; |
William Lallemand | 75ea0a0 | 2017-11-15 19:02:58 +0100 | [diff] [blame] | 195 | inherited = 1; |
Willy Tarreau | 40aa070 | 2013-03-10 23:51:38 +0100 | [diff] [blame] | 196 | |
| 197 | /* We want to attach to an already bound fd whose number |
| 198 | * is in the addr part of ss2 when cast to sockaddr_in. |
| 199 | * Note that by definition there is a single listener. |
| 200 | * We still have to determine the address family to |
| 201 | * register the correct protocol. |
| 202 | */ |
| 203 | fd = ((struct sockaddr_in *)ss2)->sin_addr.s_addr; |
| 204 | addr_len = sizeof(*ss2); |
| 205 | if (getsockname(fd, (struct sockaddr *)ss2, &addr_len) == -1) { |
| 206 | memprintf(err, "cannot use file descriptor '%d' : %s.\n", fd, strerror(errno)); |
| 207 | goto fail; |
| 208 | } |
| 209 | |
| 210 | port = end = get_host_port(ss2); |
William Lallemand | 2fe7dd0 | 2018-09-11 16:51:29 +0200 | [diff] [blame] | 211 | |
| 212 | } else if (ss2->ss_family == AF_CUST_SOCKPAIR) { |
| 213 | socklen_t addr_len; |
| 214 | inherited = 1; |
| 215 | |
| 216 | fd = ((struct sockaddr_in *)ss2)->sin_addr.s_addr; |
| 217 | addr_len = sizeof(*ss2); |
| 218 | if (getsockname(fd, (struct sockaddr *)ss2, &addr_len) == -1) { |
| 219 | memprintf(err, "cannot use file descriptor '%d' : %s.\n", fd, strerror(errno)); |
| 220 | goto fail; |
| 221 | } |
| 222 | |
| 223 | ss2->ss_family = AF_CUST_SOCKPAIR; /* reassign AF_CUST_SOCKPAIR because of getsockname */ |
| 224 | port = end = 0; |
Willy Tarreau | 40aa070 | 2013-03-10 23:51:38 +0100 | [diff] [blame] | 225 | } |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 226 | |
Willy Tarreau | 12eb2a6 | 2013-03-06 15:45:03 +0100 | [diff] [blame] | 227 | /* OK the address looks correct */ |
William Lallemand | 75ea0a0 | 2017-11-15 19:02:58 +0100 | [diff] [blame] | 228 | if (!create_listeners(bind_conf, ss2, port, end, fd, inherited, err)) { |
Willy Tarreau | 0de59fd | 2017-09-15 08:10:44 +0200 | [diff] [blame] | 229 | memprintf(err, "%s for address '%s'.\n", *err, str); |
| 230 | goto fail; |
| 231 | } |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 232 | } /* end while(next) */ |
| 233 | free(dupstr); |
Krzysztof Piotr Oledzki | aeebf9b | 2009-10-04 15:43:17 +0200 | [diff] [blame] | 234 | return 1; |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 235 | fail: |
| 236 | free(dupstr); |
Krzysztof Piotr Oledzki | aeebf9b | 2009-10-04 15:43:17 +0200 | [diff] [blame] | 237 | return 0; |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 238 | } |
| 239 | |
William Lallemand | 6e62fb6 | 2015-04-28 16:55:23 +0200 | [diff] [blame] | 240 | /* |
Willy Tarreau | ece9b07 | 2016-12-21 22:41:44 +0100 | [diff] [blame] | 241 | * Report an error in <msg> when there are too many arguments. This version is |
| 242 | * intended to be used by keyword parsers so that the message will be included |
| 243 | * into the general error message. The index is the current keyword in args. |
| 244 | * Return 0 if the number of argument is correct, otherwise build a message and |
| 245 | * return 1. Fill err_code with an ERR_ALERT and an ERR_FATAL if not null. The |
| 246 | * message may also be null, it will simply not be produced (useful to check only). |
| 247 | * <msg> and <err_code> are only affected on error. |
| 248 | */ |
| 249 | int too_many_args_idx(int maxarg, int index, char **args, char **msg, int *err_code) |
| 250 | { |
| 251 | int i; |
| 252 | |
| 253 | if (!*args[index + maxarg + 1]) |
| 254 | return 0; |
| 255 | |
| 256 | if (msg) { |
| 257 | *msg = NULL; |
| 258 | memprintf(msg, "%s", args[0]); |
| 259 | for (i = 1; i <= index; i++) |
| 260 | memprintf(msg, "%s %s", *msg, args[i]); |
| 261 | |
| 262 | memprintf(msg, "'%s' cannot handle unexpected argument '%s'.", *msg, args[index + maxarg + 1]); |
| 263 | } |
| 264 | if (err_code) |
| 265 | *err_code |= ERR_ALERT | ERR_FATAL; |
| 266 | |
| 267 | return 1; |
| 268 | } |
| 269 | |
| 270 | /* |
| 271 | * same as too_many_args_idx with a 0 index |
| 272 | */ |
| 273 | int too_many_args(int maxarg, char **args, char **msg, int *err_code) |
| 274 | { |
| 275 | return too_many_args_idx(maxarg, 0, args, msg, err_code); |
| 276 | } |
| 277 | |
| 278 | /* |
William Lallemand | 6e62fb6 | 2015-04-28 16:55:23 +0200 | [diff] [blame] | 279 | * Report a fatal Alert when there is too much arguments |
| 280 | * The index is the current keyword in args |
| 281 | * Return 0 if the number of argument is correct, otherwise emit an alert and return 1 |
| 282 | * Fill err_code with an ERR_ALERT and an ERR_FATAL |
| 283 | */ |
| 284 | int alertif_too_many_args_idx(int maxarg, int index, const char *file, int linenum, char **args, int *err_code) |
| 285 | { |
| 286 | char *kw = NULL; |
| 287 | int i; |
| 288 | |
| 289 | if (!*args[index + maxarg + 1]) |
| 290 | return 0; |
| 291 | |
| 292 | memprintf(&kw, "%s", args[0]); |
| 293 | for (i = 1; i <= index; i++) { |
| 294 | memprintf(&kw, "%s %s", kw, args[i]); |
| 295 | } |
| 296 | |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 297 | ha_alert("parsing [%s:%d] : '%s' cannot handle unexpected argument '%s'.\n", file, linenum, kw, args[index + maxarg + 1]); |
William Lallemand | 6e62fb6 | 2015-04-28 16:55:23 +0200 | [diff] [blame] | 298 | free(kw); |
| 299 | *err_code |= ERR_ALERT | ERR_FATAL; |
| 300 | return 1; |
| 301 | } |
| 302 | |
| 303 | /* |
| 304 | * same as alertif_too_many_args_idx with a 0 index |
| 305 | */ |
| 306 | int alertif_too_many_args(int maxarg, const char *file, int linenum, char **args, int *err_code) |
| 307 | { |
| 308 | return alertif_too_many_args_idx(maxarg, 0, file, linenum, args, err_code); |
| 309 | } |
| 310 | |
Willy Tarreau | 61d1889 | 2009-03-31 10:49:21 +0200 | [diff] [blame] | 311 | |
Willy Tarreau | a91d0a5 | 2013-03-25 08:12:18 +0100 | [diff] [blame] | 312 | /* Report it if a request ACL condition uses some keywords that are incompatible |
| 313 | * with the place where the ACL is used. It returns either 0 or ERR_WARN so that |
| 314 | * its result can be or'ed with err_code. Note that <cond> may be NULL and then |
| 315 | * will be ignored. |
Willy Tarreau | f1e98b8 | 2010-01-28 17:59:39 +0100 | [diff] [blame] | 316 | */ |
Willy Tarreau | 3a1f5fd | 2018-11-11 15:40:36 +0100 | [diff] [blame] | 317 | int warnif_cond_conflicts(const struct acl_cond *cond, unsigned int where, const char *file, int line) |
Willy Tarreau | f1e98b8 | 2010-01-28 17:59:39 +0100 | [diff] [blame] | 318 | { |
Willy Tarreau | a91d0a5 | 2013-03-25 08:12:18 +0100 | [diff] [blame] | 319 | const struct acl *acl; |
Willy Tarreau | 93fddf1 | 2013-03-31 22:59:32 +0200 | [diff] [blame] | 320 | const char *kw; |
Willy Tarreau | f1e98b8 | 2010-01-28 17:59:39 +0100 | [diff] [blame] | 321 | |
Willy Tarreau | a91d0a5 | 2013-03-25 08:12:18 +0100 | [diff] [blame] | 322 | if (!cond) |
Willy Tarreau | f1e98b8 | 2010-01-28 17:59:39 +0100 | [diff] [blame] | 323 | return 0; |
| 324 | |
Willy Tarreau | a91d0a5 | 2013-03-25 08:12:18 +0100 | [diff] [blame] | 325 | acl = acl_cond_conflicts(cond, where); |
| 326 | if (acl) { |
| 327 | if (acl->name && *acl->name) |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 328 | ha_warning("parsing [%s:%d] : acl '%s' will never match because it only involves keywords that are incompatible with '%s'\n", |
| 329 | file, line, acl->name, sample_ckp_names(where)); |
Willy Tarreau | a91d0a5 | 2013-03-25 08:12:18 +0100 | [diff] [blame] | 330 | else |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 331 | ha_warning("parsing [%s:%d] : anonymous acl will never match because it uses keyword '%s' which is incompatible with '%s'\n", |
| 332 | file, line, LIST_ELEM(acl->expr.n, struct acl_expr *, list)->kw, sample_ckp_names(where)); |
Willy Tarreau | a91d0a5 | 2013-03-25 08:12:18 +0100 | [diff] [blame] | 333 | return ERR_WARN; |
| 334 | } |
| 335 | if (!acl_cond_kw_conflicts(cond, where, &acl, &kw)) |
Willy Tarreau | fdb563c | 2010-01-31 15:43:27 +0100 | [diff] [blame] | 336 | return 0; |
| 337 | |
Willy Tarreau | a91d0a5 | 2013-03-25 08:12:18 +0100 | [diff] [blame] | 338 | if (acl->name && *acl->name) |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 339 | ha_warning("parsing [%s:%d] : acl '%s' involves keywords '%s' which is incompatible with '%s'\n", |
| 340 | file, line, acl->name, kw, sample_ckp_names(where)); |
Willy Tarreau | a91d0a5 | 2013-03-25 08:12:18 +0100 | [diff] [blame] | 341 | else |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 342 | ha_warning("parsing [%s:%d] : anonymous acl involves keyword '%s' which is incompatible with '%s'\n", |
| 343 | file, line, kw, sample_ckp_names(where)); |
Willy Tarreau | fdb563c | 2010-01-31 15:43:27 +0100 | [diff] [blame] | 344 | return ERR_WARN; |
| 345 | } |
| 346 | |
Christopher Faulet | 6251902 | 2017-10-16 15:49:32 +0200 | [diff] [blame] | 347 | /* Parse a string representing a process number or a set of processes. It must |
Willy Tarreau | c9a82e4 | 2019-01-26 13:25:14 +0100 | [diff] [blame] | 348 | * be "all", "odd", "even", a number between 1 and <max> or a range with |
Christopher Faulet | 5ab5177 | 2017-11-22 11:21:58 +0100 | [diff] [blame] | 349 | * two such numbers delimited by a dash ('-'). On success, it returns |
| 350 | * 0. otherwise it returns 1 with an error message in <err>. |
Christopher Faulet | 6251902 | 2017-10-16 15:49:32 +0200 | [diff] [blame] | 351 | * |
| 352 | * Note: this function can also be used to parse a thread number or a set of |
| 353 | * threads. |
| 354 | */ |
Willy Tarreau | c9a82e4 | 2019-01-26 13:25:14 +0100 | [diff] [blame] | 355 | int parse_process_number(const char *arg, unsigned long *proc, int max, int *autoinc, char **err) |
Christopher Faulet | 6251902 | 2017-10-16 15:49:32 +0200 | [diff] [blame] | 356 | { |
Christopher Faulet | 26028f6 | 2017-11-22 15:01:51 +0100 | [diff] [blame] | 357 | if (autoinc) { |
| 358 | *autoinc = 0; |
| 359 | if (strncmp(arg, "auto:", 5) == 0) { |
| 360 | arg += 5; |
| 361 | *autoinc = 1; |
| 362 | } |
| 363 | } |
| 364 | |
Christopher Faulet | 6251902 | 2017-10-16 15:49:32 +0200 | [diff] [blame] | 365 | if (strcmp(arg, "all") == 0) |
Christopher Faulet | 5ab5177 | 2017-11-22 11:21:58 +0100 | [diff] [blame] | 366 | *proc |= ~0UL; |
Christopher Faulet | 6251902 | 2017-10-16 15:49:32 +0200 | [diff] [blame] | 367 | else if (strcmp(arg, "odd") == 0) |
Christopher Faulet | 5ab5177 | 2017-11-22 11:21:58 +0100 | [diff] [blame] | 368 | *proc |= ~0UL/3UL; /* 0x555....555 */ |
Christopher Faulet | 6251902 | 2017-10-16 15:49:32 +0200 | [diff] [blame] | 369 | else if (strcmp(arg, "even") == 0) |
Christopher Faulet | 5ab5177 | 2017-11-22 11:21:58 +0100 | [diff] [blame] | 370 | *proc |= (~0UL/3UL) << 1; /* 0xAAA...AAA */ |
Christopher Faulet | 6251902 | 2017-10-16 15:49:32 +0200 | [diff] [blame] | 371 | else { |
Christopher Faulet | 1dcb9cb | 2017-11-22 10:24:40 +0100 | [diff] [blame] | 372 | char *dash; |
| 373 | unsigned int low, high; |
| 374 | |
Christopher Faulet | 5ab5177 | 2017-11-22 11:21:58 +0100 | [diff] [blame] | 375 | if (!isdigit((int)*arg)) { |
Christopher Faulet | cb6a945 | 2017-11-22 16:50:41 +0100 | [diff] [blame] | 376 | memprintf(err, "'%s' is not a valid number.\n", arg); |
Christopher Faulet | 5ab5177 | 2017-11-22 11:21:58 +0100 | [diff] [blame] | 377 | return -1; |
| 378 | } |
Christopher Faulet | 1dcb9cb | 2017-11-22 10:24:40 +0100 | [diff] [blame] | 379 | |
| 380 | low = high = str2uic(arg); |
| 381 | if ((dash = strchr(arg, '-')) != NULL) |
Willy Tarreau | c9a82e4 | 2019-01-26 13:25:14 +0100 | [diff] [blame] | 382 | high = ((!*(dash+1)) ? max : str2uic(dash + 1)); |
Christopher Faulet | ff4121f | 2017-11-22 16:38:49 +0100 | [diff] [blame] | 383 | |
Christopher Faulet | 1dcb9cb | 2017-11-22 10:24:40 +0100 | [diff] [blame] | 384 | if (high < low) { |
| 385 | unsigned int swap = low; |
| 386 | low = high; |
| 387 | high = swap; |
| 388 | } |
| 389 | |
Willy Tarreau | c9a82e4 | 2019-01-26 13:25:14 +0100 | [diff] [blame] | 390 | if (low < 1 || low > max || high > max) { |
Christopher Faulet | cb6a945 | 2017-11-22 16:50:41 +0100 | [diff] [blame] | 391 | memprintf(err, "'%s' is not a valid number/range." |
| 392 | " It supports numbers from 1 to %d.\n", |
Willy Tarreau | c9a82e4 | 2019-01-26 13:25:14 +0100 | [diff] [blame] | 393 | arg, max); |
Christopher Faulet | 5ab5177 | 2017-11-22 11:21:58 +0100 | [diff] [blame] | 394 | return 1; |
| 395 | } |
Christopher Faulet | 1dcb9cb | 2017-11-22 10:24:40 +0100 | [diff] [blame] | 396 | |
| 397 | for (;low <= high; low++) |
Christopher Faulet | 5ab5177 | 2017-11-22 11:21:58 +0100 | [diff] [blame] | 398 | *proc |= 1UL << (low-1); |
Christopher Faulet | 6251902 | 2017-10-16 15:49:32 +0200 | [diff] [blame] | 399 | } |
Willy Tarreau | c9a82e4 | 2019-01-26 13:25:14 +0100 | [diff] [blame] | 400 | *proc &= ~0UL >> (LONGBITS - max); |
Christopher Faulet | 1dcb9cb | 2017-11-22 10:24:40 +0100 | [diff] [blame] | 401 | |
Christopher Faulet | 5ab5177 | 2017-11-22 11:21:58 +0100 | [diff] [blame] | 402 | return 0; |
Christopher Faulet | 6251902 | 2017-10-16 15:49:32 +0200 | [diff] [blame] | 403 | } |
| 404 | |
David Carlier | 7e351ee | 2017-12-01 09:14:02 +0000 | [diff] [blame] | 405 | #ifdef USE_CPU_AFFINITY |
Christopher Faulet | 6251902 | 2017-10-16 15:49:32 +0200 | [diff] [blame] | 406 | /* Parse cpu sets. Each CPU set is either a unique number between 0 and |
| 407 | * <LONGBITS> or a range with two such numbers delimited by a dash |
| 408 | * ('-'). Multiple CPU numbers or ranges may be specified. On success, it |
| 409 | * returns 0. otherwise it returns 1 with an error message in <err>. |
| 410 | */ |
Willy Tarreau | 36b9e22 | 2018-11-11 15:19:52 +0100 | [diff] [blame] | 411 | unsigned long parse_cpu_set(const char **args, unsigned long *cpu_set, char **err) |
Christopher Faulet | 6251902 | 2017-10-16 15:49:32 +0200 | [diff] [blame] | 412 | { |
| 413 | int cur_arg = 0; |
| 414 | |
| 415 | *cpu_set = 0; |
| 416 | while (*args[cur_arg]) { |
| 417 | char *dash; |
| 418 | unsigned int low, high; |
| 419 | |
| 420 | if (!isdigit((int)*args[cur_arg])) { |
| 421 | memprintf(err, "'%s' is not a CPU range.\n", args[cur_arg]); |
| 422 | return -1; |
| 423 | } |
| 424 | |
| 425 | low = high = str2uic(args[cur_arg]); |
| 426 | if ((dash = strchr(args[cur_arg], '-')) != NULL) |
Christopher Faulet | ff4121f | 2017-11-22 16:38:49 +0100 | [diff] [blame] | 427 | high = ((!*(dash+1)) ? LONGBITS-1 : str2uic(dash + 1)); |
Christopher Faulet | 6251902 | 2017-10-16 15:49:32 +0200 | [diff] [blame] | 428 | |
| 429 | if (high < low) { |
| 430 | unsigned int swap = low; |
| 431 | low = high; |
| 432 | high = swap; |
| 433 | } |
| 434 | |
| 435 | if (high >= LONGBITS) { |
| 436 | memprintf(err, "supports CPU numbers from 0 to %d.\n", LONGBITS - 1); |
| 437 | return 1; |
| 438 | } |
| 439 | |
| 440 | while (low <= high) |
| 441 | *cpu_set |= 1UL << low++; |
| 442 | |
| 443 | cur_arg++; |
| 444 | } |
| 445 | return 0; |
| 446 | } |
David Carlier | 7e351ee | 2017-12-01 09:14:02 +0000 | [diff] [blame] | 447 | #endif |
| 448 | |
Willy Tarreau | 915e1eb | 2009-06-22 15:48:36 +0200 | [diff] [blame] | 449 | void init_default_instance() |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 450 | { |
Willy Tarreau | 97cb780 | 2010-01-03 20:23:58 +0100 | [diff] [blame] | 451 | init_new_proxy(&defproxy); |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 452 | defproxy.mode = PR_MODE_TCP; |
| 453 | defproxy.state = PR_STNEW; |
| 454 | defproxy.maxconn = cfg_maxpconn; |
| 455 | defproxy.conn_retries = CONN_RETRIES; |
Joseph Lynch | 726ab71 | 2015-05-11 23:25:34 -0700 | [diff] [blame] | 456 | defproxy.redispatch_after = 0; |
Olivier Houchard | 86006a5 | 2018-12-14 19:37:49 +0100 | [diff] [blame] | 457 | defproxy.options = PR_O_REUSE_SAFE; |
Olivier Houchard | a4d4fdf | 2018-12-14 19:27:06 +0100 | [diff] [blame] | 458 | defproxy.max_out_conns = MAX_SRV_LIST; |
Krzysztof Piotr Oledzki | c6df066 | 2010-01-05 16:38:49 +0100 | [diff] [blame] | 459 | |
Simon Horman | 6618300 | 2013-02-23 10:16:43 +0900 | [diff] [blame] | 460 | defproxy.defsrv.check.inter = DEF_CHKINTR; |
| 461 | defproxy.defsrv.check.fastinter = 0; |
| 462 | defproxy.defsrv.check.downinter = 0; |
Simon Horman | d60d691 | 2013-11-25 10:46:36 +0900 | [diff] [blame] | 463 | defproxy.defsrv.agent.inter = DEF_CHKINTR; |
| 464 | defproxy.defsrv.agent.fastinter = 0; |
| 465 | defproxy.defsrv.agent.downinter = 0; |
Simon Horman | 58c3297 | 2013-11-25 10:46:38 +0900 | [diff] [blame] | 466 | defproxy.defsrv.check.rise = DEF_RISETIME; |
| 467 | defproxy.defsrv.check.fall = DEF_FALLTIME; |
| 468 | defproxy.defsrv.agent.rise = DEF_AGENT_RISETIME; |
| 469 | defproxy.defsrv.agent.fall = DEF_AGENT_FALLTIME; |
Willy Tarreau | 5b3a202 | 2012-09-28 15:01:02 +0200 | [diff] [blame] | 470 | defproxy.defsrv.check.port = 0; |
Simon Horman | d60d691 | 2013-11-25 10:46:36 +0900 | [diff] [blame] | 471 | defproxy.defsrv.agent.port = 0; |
Krzysztof Piotr Oledzki | c6df066 | 2010-01-05 16:38:49 +0100 | [diff] [blame] | 472 | defproxy.defsrv.maxqueue = 0; |
| 473 | defproxy.defsrv.minconn = 0; |
| 474 | defproxy.defsrv.maxconn = 0; |
Willy Tarreau | 9c538e0 | 2019-01-23 10:21:49 +0100 | [diff] [blame] | 475 | defproxy.defsrv.max_reuse = -1; |
Olivier Houchard | 006e310 | 2018-12-10 18:30:32 +0100 | [diff] [blame] | 476 | defproxy.defsrv.max_idle_conns = -1; |
Olivier Houchard | b7b3faa | 2018-12-14 18:15:36 +0100 | [diff] [blame] | 477 | defproxy.defsrv.pool_purge_delay = 1000; |
Krzysztof Piotr Oledzki | c6df066 | 2010-01-05 16:38:49 +0100 | [diff] [blame] | 478 | defproxy.defsrv.slowstart = 0; |
| 479 | defproxy.defsrv.onerror = DEF_HANA_ONERR; |
| 480 | defproxy.defsrv.consecutive_errors_limit = DEF_HANA_ERRLIMIT; |
| 481 | defproxy.defsrv.uweight = defproxy.defsrv.iweight = 1; |
Simon Horman | 64e3416 | 2015-02-06 11:11:57 +0900 | [diff] [blame] | 482 | |
| 483 | defproxy.email_alert.level = LOG_ALERT; |
Baptiste Assmann | e11cfcd | 2015-08-19 16:44:03 +0200 | [diff] [blame] | 484 | defproxy.load_server_state_from_file = PR_SRV_STATE_FILE_UNSPEC; |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 485 | } |
| 486 | |
Frédéric Lécaille | 1825103 | 2019-01-11 11:07:15 +0100 | [diff] [blame] | 487 | /* Allocate and initialize the frontend of a "peers" section found in |
| 488 | * file <file> at line <linenum> with <id> as ID. |
| 489 | * Return 0 if succeeded, -1 if not. |
Frédéric Lécaille | c06b5d4 | 2018-04-26 10:06:41 +0200 | [diff] [blame] | 490 | * Note that this function may be called from "default-server" |
| 491 | * or "peer" lines. |
Frédéric Lécaille | 1825103 | 2019-01-11 11:07:15 +0100 | [diff] [blame] | 492 | */ |
| 493 | static int init_peers_frontend(const char *file, int linenum, |
| 494 | const char *id, struct peers *peers) |
| 495 | { |
| 496 | struct proxy *p; |
| 497 | |
Frédéric Lécaille | c06b5d4 | 2018-04-26 10:06:41 +0200 | [diff] [blame] | 498 | if (peers->peers_fe) { |
| 499 | p = peers->peers_fe; |
| 500 | goto out; |
| 501 | } |
Frédéric Lécaille | 9492c4e | 2019-01-11 11:47:12 +0100 | [diff] [blame] | 502 | |
Frédéric Lécaille | 1825103 | 2019-01-11 11:07:15 +0100 | [diff] [blame] | 503 | p = calloc(1, sizeof *p); |
| 504 | if (!p) { |
| 505 | ha_alert("parsing [%s:%d] : out of memory.\n", file, linenum); |
| 506 | return -1; |
| 507 | } |
| 508 | |
| 509 | init_new_proxy(p); |
Frédéric Lécaille | c06b5d4 | 2018-04-26 10:06:41 +0200 | [diff] [blame] | 510 | peers_setup_frontend(p); |
Frédéric Lécaille | 1825103 | 2019-01-11 11:07:15 +0100 | [diff] [blame] | 511 | p->parent = peers; |
Frédéric Lécaille | c06b5d4 | 2018-04-26 10:06:41 +0200 | [diff] [blame] | 512 | /* Finally store this frontend. */ |
| 513 | peers->peers_fe = p; |
| 514 | |
| 515 | out: |
| 516 | if (id && !p->id) |
| 517 | p->id = strdup(id); |
Frédéric Lécaille | 1055e68 | 2018-04-26 14:35:21 +0200 | [diff] [blame] | 518 | free(p->conf.file); |
Frédéric Lécaille | 1825103 | 2019-01-11 11:07:15 +0100 | [diff] [blame] | 519 | p->conf.args.file = p->conf.file = strdup(file); |
Frédéric Lécaille | 355b203 | 2019-01-11 14:06:12 +0100 | [diff] [blame] | 520 | if (linenum != -1) |
| 521 | p->conf.args.line = p->conf.line = linenum; |
Frédéric Lécaille | 1825103 | 2019-01-11 11:07:15 +0100 | [diff] [blame] | 522 | |
| 523 | return 0; |
| 524 | } |
Willy Tarreau | ade5ec4 | 2010-01-28 19:33:49 +0100 | [diff] [blame] | 525 | |
Frédéric Lécaille | 355b203 | 2019-01-11 14:06:12 +0100 | [diff] [blame] | 526 | /* Only change ->file, ->line and ->arg struct bind_conf member values |
| 527 | * if already present. |
| 528 | */ |
| 529 | static struct bind_conf *bind_conf_uniq_alloc(struct proxy *p, |
| 530 | const char *file, int line, |
| 531 | const char *arg, struct xprt_ops *xprt) |
| 532 | { |
| 533 | struct bind_conf *bind_conf; |
| 534 | |
| 535 | if (!LIST_ISEMPTY(&p->conf.bind)) { |
| 536 | bind_conf = LIST_ELEM((&p->conf.bind)->n, typeof(bind_conf), by_fe); |
| 537 | free(bind_conf->file); |
| 538 | bind_conf->file = strdup(file); |
| 539 | bind_conf->line = line; |
| 540 | if (arg) { |
| 541 | free(bind_conf->arg); |
| 542 | bind_conf->arg = strdup(arg); |
| 543 | } |
| 544 | } |
| 545 | else { |
| 546 | bind_conf = bind_conf_alloc(p, file, line, arg, xprt); |
| 547 | } |
| 548 | |
| 549 | return bind_conf; |
| 550 | } |
| 551 | |
| 552 | /* |
| 553 | * Allocate a new struct peer parsed at line <linenum> in file <file> |
| 554 | * to be added to <peers>. |
| 555 | * Returns the new allocated structure if succeeded, NULL if not. |
| 556 | */ |
| 557 | static struct peer *cfg_peers_add_peer(struct peers *peers, |
| 558 | const char *file, int linenum, |
| 559 | const char *id, int local) |
| 560 | { |
| 561 | struct peer *p; |
| 562 | |
| 563 | p = calloc(1, sizeof *p); |
| 564 | if (!p) { |
| 565 | ha_alert("parsing [%s:%d] : out of memory.\n", file, linenum); |
| 566 | return NULL; |
| 567 | } |
| 568 | |
| 569 | /* the peers are linked backwards first */ |
| 570 | peers->count++; |
| 571 | p->next = peers->remote; |
| 572 | peers->remote = p; |
| 573 | p->conf.file = strdup(file); |
| 574 | p->conf.line = linenum; |
| 575 | p->last_change = now.tv_sec; |
| 576 | p->xprt = xprt_get(XPRT_RAW); |
| 577 | p->sock_init_arg = NULL; |
| 578 | HA_SPIN_INIT(&p->lock); |
| 579 | if (id) |
| 580 | p->id = strdup(id); |
| 581 | if (local) { |
| 582 | p->local = 1; |
| 583 | peers->local = p; |
| 584 | } |
| 585 | |
| 586 | return p; |
| 587 | } |
| 588 | |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 589 | /* |
William Lallemand | 5109719 | 2015-04-14 16:35:22 +0200 | [diff] [blame] | 590 | * Parse a line in a <listen>, <frontend> or <backend> section. |
Willy Tarreau | 9389379 | 2009-07-23 13:19:11 +0200 | [diff] [blame] | 591 | * Returns the error code, 0 if OK, or any combination of : |
| 592 | * - ERR_ABORT: must abort ASAP |
| 593 | * - ERR_FATAL: we can continue parsing but not start the service |
| 594 | * - ERR_WARN: a warning has been emitted |
| 595 | * - ERR_ALERT: an alert has been emitted |
| 596 | * Only the two first ones can stop processing, the two others are just |
| 597 | * indicators. |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 598 | */ |
Emeric Brun | 32da3c4 | 2010-09-23 18:39:19 +0200 | [diff] [blame] | 599 | int cfg_parse_peers(const char *file, int linenum, char **args, int kwm) |
| 600 | { |
| 601 | static struct peers *curpeers = NULL; |
| 602 | struct peer *newpeer = NULL; |
| 603 | const char *err; |
Willy Tarreau | 4348fad | 2012-09-20 16:48:07 +0200 | [diff] [blame] | 604 | struct bind_conf *bind_conf; |
| 605 | struct listener *l; |
Emeric Brun | 32da3c4 | 2010-09-23 18:39:19 +0200 | [diff] [blame] | 606 | int err_code = 0; |
Willy Tarreau | 902636f | 2013-03-10 19:44:48 +0100 | [diff] [blame] | 607 | char *errmsg = NULL; |
Frédéric Lécaille | 355b203 | 2019-01-11 14:06:12 +0100 | [diff] [blame] | 608 | static int bind_line, peer_line; |
| 609 | |
| 610 | if (strcmp(args[0], "bind") == 0 || strcmp(args[0], "default-bind") == 0) { |
| 611 | int cur_arg; |
| 612 | static int kws_dumped; |
| 613 | struct bind_conf *bind_conf; |
| 614 | struct bind_kw *kw; |
| 615 | char *kws; |
Emeric Brun | 32da3c4 | 2010-09-23 18:39:19 +0200 | [diff] [blame] | 616 | |
Frédéric Lécaille | 355b203 | 2019-01-11 14:06:12 +0100 | [diff] [blame] | 617 | cur_arg = 1; |
| 618 | |
Frédéric Lécaille | c06b5d4 | 2018-04-26 10:06:41 +0200 | [diff] [blame] | 619 | if (init_peers_frontend(file, linenum, NULL, curpeers) != 0) { |
| 620 | err_code |= ERR_ALERT | ERR_ABORT; |
| 621 | goto out; |
| 622 | } |
Frédéric Lécaille | 355b203 | 2019-01-11 14:06:12 +0100 | [diff] [blame] | 623 | |
| 624 | bind_conf = bind_conf_uniq_alloc(curpeers->peers_fe, file, linenum, |
| 625 | NULL, xprt_get(XPRT_RAW)); |
| 626 | if (*args[0] == 'b') { |
| 627 | struct listener *l; |
| 628 | |
| 629 | if (peer_line) { |
| 630 | ha_alert("parsing [%s:%d] : mixing \"peer\" and \"bind\" line is forbidden\n", file, linenum); |
| 631 | err_code |= ERR_ALERT | ERR_FATAL; |
| 632 | goto out; |
| 633 | } |
| 634 | |
| 635 | if (!str2listener(args[1], curpeers->peers_fe, bind_conf, file, linenum, &errmsg)) { |
| 636 | if (errmsg && *errmsg) { |
| 637 | indent_msg(&errmsg, 2); |
| 638 | ha_alert("parsing [%s:%d] : '%s %s' : %s\n", file, linenum, args[0], args[1], errmsg); |
| 639 | } |
| 640 | else |
| 641 | ha_alert("parsing [%s:%d] : '%s %s' : error encountered while parsing listening address %s.\n", |
| 642 | file, linenum, args[0], args[1], args[2]); |
| 643 | err_code |= ERR_FATAL; |
| 644 | goto out; |
| 645 | } |
| 646 | l = LIST_ELEM(bind_conf->listeners.n, typeof(l), by_bind); |
| 647 | l->maxaccept = 1; |
| 648 | l->maxconn = curpeers->peers_fe->maxconn; |
| 649 | l->backlog = curpeers->peers_fe->backlog; |
| 650 | l->accept = session_accept_fd; |
| 651 | l->analysers |= curpeers->peers_fe->fe_req_ana; |
| 652 | l->default_target = curpeers->peers_fe->default_target; |
| 653 | l->options |= LI_O_UNLIMITED; /* don't make the peers subject to global limits */ |
| 654 | global.maxsock += l->maxconn; |
| 655 | |
| 656 | bind_line = 1; |
| 657 | if (cfg_peers->local) { |
| 658 | newpeer = cfg_peers->local; |
| 659 | } |
| 660 | else { |
| 661 | /* This peer is local. |
| 662 | * Note that we do not set the peer ID. This latter is initialized |
| 663 | * when parsing "peer" or "server" line. |
| 664 | */ |
| 665 | newpeer = cfg_peers_add_peer(curpeers, file, linenum, NULL, 1); |
| 666 | if (!newpeer) { |
| 667 | err_code |= ERR_ALERT | ERR_ABORT; |
| 668 | goto out; |
| 669 | } |
| 670 | } |
| 671 | newpeer->addr = l->addr; |
| 672 | newpeer->proto = protocol_by_family(newpeer->addr.ss_family); |
| 673 | cur_arg++; |
| 674 | } |
| 675 | |
| 676 | while (*args[cur_arg] && (kw = bind_find_kw(args[cur_arg]))) { |
| 677 | int ret; |
| 678 | |
| 679 | ret = kw->parse(args, cur_arg, curpeers->peers_fe, bind_conf, &errmsg); |
| 680 | err_code |= ret; |
| 681 | if (ret) { |
| 682 | if (errmsg && *errmsg) { |
| 683 | indent_msg(&errmsg, 2); |
| 684 | ha_alert("parsing [%s:%d] : %s\n", file, linenum, errmsg); |
| 685 | } |
| 686 | else |
| 687 | ha_alert("parsing [%s:%d]: error encountered while processing '%s'\n", |
| 688 | file, linenum, args[cur_arg]); |
| 689 | if (ret & ERR_FATAL) |
| 690 | goto out; |
| 691 | } |
| 692 | cur_arg += 1 + kw->skip; |
| 693 | } |
| 694 | kws = NULL; |
| 695 | if (!kws_dumped) { |
| 696 | kws_dumped = 1; |
| 697 | bind_dump_kws(&kws); |
| 698 | indent_msg(&kws, 4); |
| 699 | } |
| 700 | if (*args[cur_arg] != 0) { |
| 701 | ha_alert("parsing [%s:%d] : unknown keyword '%s' in '%s' section.%s%s\n", |
| 702 | file, linenum, args[cur_arg], cursection, |
| 703 | kws ? " Registered keywords :" : "", kws ? kws: ""); |
| 704 | free(kws); |
| 705 | err_code |= ERR_ALERT | ERR_FATAL; |
| 706 | goto out; |
| 707 | } |
| 708 | } |
| 709 | else if (strcmp(args[0], "default-server") == 0) { |
| 710 | if (init_peers_frontend(file, -1, NULL, curpeers) != 0) { |
| 711 | err_code |= ERR_ALERT | ERR_ABORT; |
| 712 | goto out; |
| 713 | } |
| 714 | err_code |= parse_server(file, linenum, args, curpeers->peers_fe, NULL, 0); |
Frédéric Lécaille | c06b5d4 | 2018-04-26 10:06:41 +0200 | [diff] [blame] | 715 | } |
| 716 | else if (strcmp(args[0], "peers") == 0) { /* new peers section */ |
Frédéric Lécaille | 355b203 | 2019-01-11 14:06:12 +0100 | [diff] [blame] | 717 | /* Initialize these static variables when entering a new "peers" section*/ |
| 718 | bind_line = peer_line = 0; |
Willy Tarreau | 0dbbf31 | 2013-03-05 11:31:55 +0100 | [diff] [blame] | 719 | if (!*args[1]) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 720 | ha_alert("parsing [%s:%d] : missing name for peers section.\n", file, linenum); |
Willy Tarreau | 5498472 | 2014-02-16 08:20:13 +0100 | [diff] [blame] | 721 | err_code |= ERR_ALERT | ERR_ABORT; |
Willy Tarreau | 0dbbf31 | 2013-03-05 11:31:55 +0100 | [diff] [blame] | 722 | goto out; |
| 723 | } |
Emeric Brun | 32da3c4 | 2010-09-23 18:39:19 +0200 | [diff] [blame] | 724 | |
William Lallemand | 6e62fb6 | 2015-04-28 16:55:23 +0200 | [diff] [blame] | 725 | if (alertif_too_many_args(1, file, linenum, args, &err_code)) |
| 726 | goto out; |
| 727 | |
Emeric Brun | 32da3c4 | 2010-09-23 18:39:19 +0200 | [diff] [blame] | 728 | err = invalid_char(args[1]); |
| 729 | if (err) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 730 | ha_alert("parsing [%s:%d] : character '%c' is not permitted in '%s' name '%s'.\n", |
| 731 | file, linenum, *err, args[0], args[1]); |
Willy Tarreau | 5498472 | 2014-02-16 08:20:13 +0100 | [diff] [blame] | 732 | err_code |= ERR_ALERT | ERR_ABORT; |
Willy Tarreau | 0dbbf31 | 2013-03-05 11:31:55 +0100 | [diff] [blame] | 733 | goto out; |
Emeric Brun | 32da3c4 | 2010-09-23 18:39:19 +0200 | [diff] [blame] | 734 | } |
| 735 | |
Frédéric Lécaille | ed2b4a6 | 2017-07-13 09:07:09 +0200 | [diff] [blame] | 736 | for (curpeers = cfg_peers; curpeers != NULL; curpeers = curpeers->next) { |
Emeric Brun | 32da3c4 | 2010-09-23 18:39:19 +0200 | [diff] [blame] | 737 | /* |
| 738 | * If there are two proxies with the same name only following |
| 739 | * combinations are allowed: |
| 740 | */ |
| 741 | if (strcmp(curpeers->id, args[1]) == 0) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 742 | ha_alert("Parsing [%s:%d]: peers section '%s' has the same name as another peers section declared at %s:%d.\n", |
| 743 | file, linenum, args[1], curpeers->conf.file, curpeers->conf.line); |
Willy Tarreau | 911fa2e | 2015-05-26 10:35:50 +0200 | [diff] [blame] | 744 | err_code |= ERR_ALERT | ERR_FATAL; |
Emeric Brun | 32da3c4 | 2010-09-23 18:39:19 +0200 | [diff] [blame] | 745 | } |
| 746 | } |
| 747 | |
Vincent Bernat | 02779b6 | 2016-04-03 13:48:43 +0200 | [diff] [blame] | 748 | if ((curpeers = calloc(1, sizeof(*curpeers))) == NULL) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 749 | ha_alert("parsing [%s:%d] : out of memory.\n", file, linenum); |
Emeric Brun | 32da3c4 | 2010-09-23 18:39:19 +0200 | [diff] [blame] | 750 | err_code |= ERR_ALERT | ERR_ABORT; |
| 751 | goto out; |
| 752 | } |
| 753 | |
Frédéric Lécaille | ed2b4a6 | 2017-07-13 09:07:09 +0200 | [diff] [blame] | 754 | curpeers->next = cfg_peers; |
| 755 | cfg_peers = curpeers; |
Willy Tarreau | 8113a5d | 2012-10-04 08:01:43 +0200 | [diff] [blame] | 756 | curpeers->conf.file = strdup(file); |
Emeric Brun | 32da3c4 | 2010-09-23 18:39:19 +0200 | [diff] [blame] | 757 | curpeers->conf.line = linenum; |
| 758 | curpeers->last_change = now.tv_sec; |
| 759 | curpeers->id = strdup(args[1]); |
Willy Tarreau | 77e4bd1 | 2015-05-01 20:02:17 +0200 | [diff] [blame] | 760 | curpeers->state = PR_STNEW; |
Emeric Brun | 32da3c4 | 2010-09-23 18:39:19 +0200 | [diff] [blame] | 761 | } |
Frédéric Lécaille | c06b5d4 | 2018-04-26 10:06:41 +0200 | [diff] [blame] | 762 | else if (strcmp(args[0], "peer") == 0 || |
| 763 | strcmp(args[0], "server") == 0) { /* peer or server definition */ |
Frédéric Lécaille | 04636b7 | 2019-01-31 06:48:16 +0100 | [diff] [blame] | 764 | int local_peer, peer; |
Emeric Brun | 32da3c4 | 2010-09-23 18:39:19 +0200 | [diff] [blame] | 765 | |
Frédéric Lécaille | 04636b7 | 2019-01-31 06:48:16 +0100 | [diff] [blame] | 766 | peer = *args[0] == 'p'; |
Frédéric Lécaille | 355b203 | 2019-01-11 14:06:12 +0100 | [diff] [blame] | 767 | local_peer = !strcmp(args[1], localpeer); |
| 768 | /* The local peer may have already partially been parsed on a "bind" line. */ |
| 769 | if (*args[0] == 'p') { |
| 770 | if (bind_line) { |
| 771 | ha_alert("parsing [%s:%d] : mixing \"peer\" and \"bind\" line is forbidden\n", file, linenum); |
| 772 | err_code |= ERR_ALERT | ERR_FATAL; |
| 773 | goto out; |
| 774 | } |
| 775 | peer_line = 1; |
| 776 | } |
| 777 | if (cfg_peers->local && !cfg_peers->local->id && local_peer) { |
| 778 | /* The local peer has already been initialized on a "bind" line. |
| 779 | * Let's use it and store its ID. |
| 780 | */ |
| 781 | newpeer = cfg_peers->local; |
| 782 | newpeer->id = strdup(localpeer); |
| 783 | } |
| 784 | else { |
| 785 | if (local_peer && cfg_peers->local) { |
| 786 | ha_alert("parsing [%s:%d] : '%s %s' : local peer name already referenced at %s:%d. %s\n", |
| 787 | file, linenum, args[0], args[1], |
| 788 | curpeers->peers_fe->conf.file, curpeers->peers_fe->conf.line, cfg_peers->local->id); |
| 789 | err_code |= ERR_FATAL; |
| 790 | goto out; |
| 791 | } |
| 792 | newpeer = cfg_peers_add_peer(curpeers, file, linenum, args[1], local_peer); |
| 793 | if (!newpeer) { |
| 794 | err_code |= ERR_ALERT | ERR_ABORT; |
| 795 | goto out; |
| 796 | } |
| 797 | } |
Emeric Brun | 32da3c4 | 2010-09-23 18:39:19 +0200 | [diff] [blame] | 798 | |
Frédéric Lécaille | 355b203 | 2019-01-11 14:06:12 +0100 | [diff] [blame] | 799 | /* Line number and peer ID are updated only if this peer is the local one. */ |
| 800 | if (init_peers_frontend(file, |
| 801 | newpeer->local ? linenum: -1, |
| 802 | newpeer->local ? newpeer->id : NULL, |
| 803 | curpeers) != 0) { |
Frédéric Lécaille | c06b5d4 | 2018-04-26 10:06:41 +0200 | [diff] [blame] | 804 | err_code |= ERR_ALERT | ERR_ABORT; |
Willy Tarreau | b36487e | 2013-03-10 18:37:42 +0100 | [diff] [blame] | 805 | goto out; |
| 806 | } |
Willy Tarreau | 2aa3880 | 2013-02-20 19:20:59 +0100 | [diff] [blame] | 807 | |
Frédéric Lécaille | 355b203 | 2019-01-11 14:06:12 +0100 | [diff] [blame] | 808 | /* This initializes curpeer->peers->peers_fe->srv. */ |
Frédéric Lécaille | 04636b7 | 2019-01-31 06:48:16 +0100 | [diff] [blame] | 809 | err_code |= parse_server(file, linenum, args, curpeers->peers_fe, NULL, peer || !local_peer); |
Frédéric Lécaille | c06b5d4 | 2018-04-26 10:06:41 +0200 | [diff] [blame] | 810 | if (!curpeers->peers_fe->srv) |
Emeric Brun | 32da3c4 | 2010-09-23 18:39:19 +0200 | [diff] [blame] | 811 | goto out; |
Emeric Brun | 32da3c4 | 2010-09-23 18:39:19 +0200 | [diff] [blame] | 812 | |
Frédéric Lécaille | c06b5d4 | 2018-04-26 10:06:41 +0200 | [diff] [blame] | 813 | newpeer->addr = curpeers->peers_fe->srv->addr; |
| 814 | newpeer->proto = protocol_by_family(newpeer->addr.ss_family); |
Willy Tarreau | a261e9b | 2016-12-22 20:44:00 +0100 | [diff] [blame] | 815 | newpeer->xprt = xprt_get(XPRT_RAW); |
Willy Tarreau | d02394b | 2012-05-11 18:32:18 +0200 | [diff] [blame] | 816 | newpeer->sock_init_arg = NULL; |
Christopher Faulet | 2a944ee | 2017-11-07 10:42:54 +0100 | [diff] [blame] | 817 | HA_SPIN_INIT(&newpeer->lock); |
Willy Tarreau | 26d8c59 | 2012-05-07 18:12:14 +0200 | [diff] [blame] | 818 | |
Frédéric Lécaille | 355b203 | 2019-01-11 14:06:12 +0100 | [diff] [blame] | 819 | if (!newpeer->local) { |
Frédéric Lécaille | 1055e68 | 2018-04-26 14:35:21 +0200 | [diff] [blame] | 820 | newpeer->srv = curpeers->peers_fe->srv; |
Frédéric Lécaille | 6617e76 | 2018-04-25 15:13:38 +0200 | [diff] [blame] | 821 | goto out; |
Frédéric Lécaille | 1055e68 | 2018-04-26 14:35:21 +0200 | [diff] [blame] | 822 | } |
Frédéric Lécaille | 6617e76 | 2018-04-25 15:13:38 +0200 | [diff] [blame] | 823 | |
Frédéric Lécaille | 355b203 | 2019-01-11 14:06:12 +0100 | [diff] [blame] | 824 | /* The lines above are reserved to "peer" lines. */ |
| 825 | if (*args[0] == 's') |
Frédéric Lécaille | 4ba5198 | 2018-04-25 15:32:18 +0200 | [diff] [blame] | 826 | goto out; |
Emeric Brun | 32da3c4 | 2010-09-23 18:39:19 +0200 | [diff] [blame] | 827 | |
Frédéric Lécaille | 355b203 | 2019-01-11 14:06:12 +0100 | [diff] [blame] | 828 | bind_conf = bind_conf_uniq_alloc(curpeers->peers_fe, file, linenum, args[2], xprt_get(XPRT_RAW)); |
Frédéric Lécaille | 16e4910 | 2019-01-11 11:27:16 +0100 | [diff] [blame] | 829 | |
Frédéric Lécaille | 91694d5 | 2019-01-11 11:43:53 +0100 | [diff] [blame] | 830 | if (!str2listener(args[2], curpeers->peers_fe, bind_conf, file, linenum, &errmsg)) { |
| 831 | if (errmsg && *errmsg) { |
| 832 | indent_msg(&errmsg, 2); |
| 833 | ha_alert("parsing [%s:%d] : '%s %s' : %s\n", file, linenum, args[0], args[1], errmsg); |
Frédéric Lécaille | 16e4910 | 2019-01-11 11:27:16 +0100 | [diff] [blame] | 834 | } |
Frédéric Lécaille | 91694d5 | 2019-01-11 11:43:53 +0100 | [diff] [blame] | 835 | else |
| 836 | ha_alert("parsing [%s:%d] : '%s %s' : error encountered while parsing listening address %s.\n", |
| 837 | file, linenum, args[0], args[1], args[2]); |
| 838 | err_code |= ERR_FATAL; |
| 839 | goto out; |
| 840 | } |
Frédéric Lécaille | 355b203 | 2019-01-11 14:06:12 +0100 | [diff] [blame] | 841 | |
| 842 | l = LIST_ELEM(bind_conf->listeners.n, typeof(l), by_bind); |
| 843 | l->maxaccept = 1; |
| 844 | l->maxconn = curpeers->peers_fe->maxconn; |
| 845 | l->backlog = curpeers->peers_fe->backlog; |
| 846 | l->accept = session_accept_fd; |
| 847 | l->analysers |= curpeers->peers_fe->fe_req_ana; |
| 848 | l->default_target = curpeers->peers_fe->default_target; |
| 849 | l->options |= LI_O_UNLIMITED; /* don't make the peers subject to global limits */ |
| 850 | global.maxsock += l->maxconn; |
Emeric Brun | 32da3c4 | 2010-09-23 18:39:19 +0200 | [diff] [blame] | 851 | } /* neither "peer" nor "peers" */ |
Willy Tarreau | 77e4bd1 | 2015-05-01 20:02:17 +0200 | [diff] [blame] | 852 | else if (!strcmp(args[0], "disabled")) { /* disables this peers section */ |
| 853 | curpeers->state = PR_STSTOPPED; |
| 854 | } |
| 855 | else if (!strcmp(args[0], "enabled")) { /* enables this peers section (used to revert a disabled default) */ |
| 856 | curpeers->state = PR_STNEW; |
| 857 | } |
Emeric Brun | 32da3c4 | 2010-09-23 18:39:19 +0200 | [diff] [blame] | 858 | else if (*args[0] != 0) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 859 | ha_alert("parsing [%s:%d] : unknown keyword '%s' in '%s' section\n", file, linenum, args[0], cursection); |
Emeric Brun | 32da3c4 | 2010-09-23 18:39:19 +0200 | [diff] [blame] | 860 | err_code |= ERR_ALERT | ERR_FATAL; |
| 861 | goto out; |
| 862 | } |
| 863 | |
| 864 | out: |
Willy Tarreau | 902636f | 2013-03-10 19:44:48 +0100 | [diff] [blame] | 865 | free(errmsg); |
Emeric Brun | 32da3c4 | 2010-09-23 18:39:19 +0200 | [diff] [blame] | 866 | return err_code; |
| 867 | } |
| 868 | |
Baptiste Assmann | 325137d | 2015-04-13 23:40:55 +0200 | [diff] [blame] | 869 | /* |
| 870 | * Parse a <resolvers> section. |
| 871 | * Returns the error code, 0 if OK, or any combination of : |
| 872 | * - ERR_ABORT: must abort ASAP |
| 873 | * - ERR_FATAL: we can continue parsing but not start the service |
| 874 | * - ERR_WARN: a warning has been emitted |
| 875 | * - ERR_ALERT: an alert has been emitted |
| 876 | * Only the two first ones can stop processing, the two others are just |
| 877 | * indicators. |
| 878 | */ |
| 879 | int cfg_parse_resolvers(const char *file, int linenum, char **args, int kwm) |
| 880 | { |
| 881 | static struct dns_resolvers *curr_resolvers = NULL; |
| 882 | struct dns_nameserver *newnameserver = NULL; |
| 883 | const char *err; |
| 884 | int err_code = 0; |
| 885 | char *errmsg = NULL; |
| 886 | |
| 887 | if (strcmp(args[0], "resolvers") == 0) { /* new resolvers section */ |
| 888 | if (!*args[1]) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 889 | ha_alert("parsing [%s:%d] : missing name for resolvers section.\n", file, linenum); |
Baptiste Assmann | 325137d | 2015-04-13 23:40:55 +0200 | [diff] [blame] | 890 | err_code |= ERR_ALERT | ERR_ABORT; |
| 891 | goto out; |
| 892 | } |
| 893 | |
| 894 | err = invalid_char(args[1]); |
| 895 | if (err) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 896 | ha_alert("parsing [%s:%d] : character '%c' is not permitted in '%s' name '%s'.\n", |
| 897 | file, linenum, *err, args[0], args[1]); |
Baptiste Assmann | 325137d | 2015-04-13 23:40:55 +0200 | [diff] [blame] | 898 | err_code |= ERR_ALERT | ERR_ABORT; |
| 899 | goto out; |
| 900 | } |
| 901 | |
| 902 | list_for_each_entry(curr_resolvers, &dns_resolvers, list) { |
| 903 | /* Error if two resolvers owns the same name */ |
| 904 | if (strcmp(curr_resolvers->id, args[1]) == 0) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 905 | ha_alert("Parsing [%s:%d]: resolvers '%s' has same name as another resolvers (declared at %s:%d).\n", |
| 906 | file, linenum, args[1], curr_resolvers->conf.file, curr_resolvers->conf.line); |
Baptiste Assmann | 325137d | 2015-04-13 23:40:55 +0200 | [diff] [blame] | 907 | err_code |= ERR_ALERT | ERR_ABORT; |
| 908 | } |
| 909 | } |
| 910 | |
Vincent Bernat | 02779b6 | 2016-04-03 13:48:43 +0200 | [diff] [blame] | 911 | if ((curr_resolvers = calloc(1, sizeof(*curr_resolvers))) == NULL) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 912 | ha_alert("parsing [%s:%d] : out of memory.\n", file, linenum); |
Baptiste Assmann | 325137d | 2015-04-13 23:40:55 +0200 | [diff] [blame] | 913 | err_code |= ERR_ALERT | ERR_ABORT; |
| 914 | goto out; |
| 915 | } |
| 916 | |
| 917 | /* default values */ |
| 918 | LIST_ADDQ(&dns_resolvers, &curr_resolvers->list); |
| 919 | curr_resolvers->conf.file = strdup(file); |
| 920 | curr_resolvers->conf.line = linenum; |
| 921 | curr_resolvers->id = strdup(args[1]); |
| 922 | curr_resolvers->query_ids = EB_ROOT; |
Baptiste Assmann | 2af08fe | 2017-08-14 00:13:01 +0200 | [diff] [blame] | 923 | /* default maximum response size */ |
| 924 | curr_resolvers->accepted_payload_size = 512; |
Baptiste Assmann | 987e16d | 2016-11-02 22:23:31 +0100 | [diff] [blame] | 925 | /* default hold period for nx, other, refuse and timeout is 30s */ |
| 926 | curr_resolvers->hold.nx = 30000; |
| 927 | curr_resolvers->hold.other = 30000; |
| 928 | curr_resolvers->hold.refused = 30000; |
| 929 | curr_resolvers->hold.timeout = 30000; |
Baptiste Assmann | 686408b | 2017-08-18 10:15:42 +0200 | [diff] [blame] | 930 | curr_resolvers->hold.obsolete = 0; |
Baptiste Assmann | 325137d | 2015-04-13 23:40:55 +0200 | [diff] [blame] | 931 | /* default hold period for valid is 10s */ |
Baptiste Assmann | 4c5490a | 2015-07-14 21:42:49 +0200 | [diff] [blame] | 932 | curr_resolvers->hold.valid = 10000; |
Christopher Faulet | 67957bd | 2017-09-27 11:00:59 +0200 | [diff] [blame] | 933 | curr_resolvers->timeout.resolve = 1000; |
| 934 | curr_resolvers->timeout.retry = 1000; |
Baptiste Assmann | 325137d | 2015-04-13 23:40:55 +0200 | [diff] [blame] | 935 | curr_resolvers->resolve_retries = 3; |
Christopher Faulet | 67957bd | 2017-09-27 11:00:59 +0200 | [diff] [blame] | 936 | curr_resolvers->nb_nameservers = 0; |
| 937 | LIST_INIT(&curr_resolvers->nameservers); |
| 938 | LIST_INIT(&curr_resolvers->resolutions.curr); |
| 939 | LIST_INIT(&curr_resolvers->resolutions.wait); |
Christopher Faulet | 2a944ee | 2017-11-07 10:42:54 +0100 | [diff] [blame] | 940 | HA_SPIN_INIT(&curr_resolvers->lock); |
Baptiste Assmann | 325137d | 2015-04-13 23:40:55 +0200 | [diff] [blame] | 941 | } |
| 942 | else if (strcmp(args[0], "nameserver") == 0) { /* nameserver definition */ |
| 943 | struct sockaddr_storage *sk; |
| 944 | int port1, port2; |
| 945 | struct protocol *proto; |
| 946 | |
| 947 | if (!*args[2]) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 948 | ha_alert("parsing [%s:%d] : '%s' expects <name> and <addr>[:<port>] as arguments.\n", |
| 949 | file, linenum, args[0]); |
Baptiste Assmann | 325137d | 2015-04-13 23:40:55 +0200 | [diff] [blame] | 950 | err_code |= ERR_ALERT | ERR_FATAL; |
| 951 | goto out; |
| 952 | } |
| 953 | |
| 954 | err = invalid_char(args[1]); |
| 955 | if (err) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 956 | ha_alert("parsing [%s:%d] : character '%c' is not permitted in server name '%s'.\n", |
| 957 | file, linenum, *err, args[1]); |
Baptiste Assmann | 325137d | 2015-04-13 23:40:55 +0200 | [diff] [blame] | 958 | err_code |= ERR_ALERT | ERR_FATAL; |
| 959 | goto out; |
| 960 | } |
| 961 | |
Christopher Faulet | 67957bd | 2017-09-27 11:00:59 +0200 | [diff] [blame] | 962 | list_for_each_entry(newnameserver, &curr_resolvers->nameservers, list) { |
Baptiste Assmann | a315c55 | 2015-11-02 22:55:49 +0100 | [diff] [blame] | 963 | /* Error if two resolvers owns the same name */ |
| 964 | if (strcmp(newnameserver->id, args[1]) == 0) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 965 | ha_alert("Parsing [%s:%d]: nameserver '%s' has same name as another nameserver (declared at %s:%d).\n", |
Ben Draut | 44e609b | 2018-05-29 15:40:08 -0600 | [diff] [blame] | 966 | file, linenum, args[1], newnameserver->conf.file, newnameserver->conf.line); |
Baptiste Assmann | a315c55 | 2015-11-02 22:55:49 +0100 | [diff] [blame] | 967 | err_code |= ERR_ALERT | ERR_FATAL; |
| 968 | } |
| 969 | } |
| 970 | |
Vincent Bernat | 02779b6 | 2016-04-03 13:48:43 +0200 | [diff] [blame] | 971 | if ((newnameserver = calloc(1, sizeof(*newnameserver))) == NULL) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 972 | ha_alert("parsing [%s:%d] : out of memory.\n", file, linenum); |
Baptiste Assmann | 325137d | 2015-04-13 23:40:55 +0200 | [diff] [blame] | 973 | err_code |= ERR_ALERT | ERR_ABORT; |
| 974 | goto out; |
| 975 | } |
| 976 | |
| 977 | /* the nameservers are linked backward first */ |
Christopher Faulet | 67957bd | 2017-09-27 11:00:59 +0200 | [diff] [blame] | 978 | LIST_ADDQ(&curr_resolvers->nameservers, &newnameserver->list); |
Baptiste Assmann | 325137d | 2015-04-13 23:40:55 +0200 | [diff] [blame] | 979 | newnameserver->resolvers = curr_resolvers; |
| 980 | newnameserver->conf.file = strdup(file); |
| 981 | newnameserver->conf.line = linenum; |
| 982 | newnameserver->id = strdup(args[1]); |
| 983 | |
Willy Tarreau | 48ef4c9 | 2017-01-06 18:32:38 +0100 | [diff] [blame] | 984 | sk = str2sa_range(args[2], NULL, &port1, &port2, &errmsg, NULL, NULL, 1); |
Baptiste Assmann | 325137d | 2015-04-13 23:40:55 +0200 | [diff] [blame] | 985 | if (!sk) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 986 | ha_alert("parsing [%s:%d] : '%s %s' : %s\n", file, linenum, args[0], args[1], errmsg); |
Baptiste Assmann | 325137d | 2015-04-13 23:40:55 +0200 | [diff] [blame] | 987 | err_code |= ERR_ALERT | ERR_FATAL; |
| 988 | goto out; |
| 989 | } |
| 990 | |
| 991 | proto = protocol_by_family(sk->ss_family); |
| 992 | if (!proto || !proto->connect) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 993 | ha_alert("parsing [%s:%d] : '%s %s' : connect() not supported for this address family.\n", |
Baptiste Assmann | 325137d | 2015-04-13 23:40:55 +0200 | [diff] [blame] | 994 | file, linenum, args[0], args[1]); |
| 995 | err_code |= ERR_ALERT | ERR_FATAL; |
| 996 | goto out; |
| 997 | } |
| 998 | |
| 999 | if (port1 != port2) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 1000 | ha_alert("parsing [%s:%d] : '%s %s' : port ranges and offsets are not allowed in '%s'\n", |
| 1001 | file, linenum, args[0], args[1], args[2]); |
Baptiste Assmann | 325137d | 2015-04-13 23:40:55 +0200 | [diff] [blame] | 1002 | err_code |= ERR_ALERT | ERR_FATAL; |
| 1003 | goto out; |
| 1004 | } |
| 1005 | |
Baptiste Assmann | 7f43fa9 | 2016-01-21 00:59:46 +0100 | [diff] [blame] | 1006 | if (!port1 && !port2) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 1007 | ha_alert("parsing [%s:%d] : '%s %s' : no UDP port specified\n", |
| 1008 | file, linenum, args[0], args[1]); |
Baptiste Assmann | 7f43fa9 | 2016-01-21 00:59:46 +0100 | [diff] [blame] | 1009 | err_code |= ERR_ALERT | ERR_FATAL; |
| 1010 | goto out; |
| 1011 | } |
| 1012 | |
Baptiste Assmann | 325137d | 2015-04-13 23:40:55 +0200 | [diff] [blame] | 1013 | newnameserver->addr = *sk; |
| 1014 | } |
Ben Draut | 44e609b | 2018-05-29 15:40:08 -0600 | [diff] [blame] | 1015 | else if (strcmp(args[0], "parse-resolv-conf") == 0) { |
| 1016 | const char *whitespace = "\r\n\t "; |
| 1017 | char *resolv_line = NULL; |
| 1018 | int resolv_linenum = 0; |
| 1019 | FILE *f = NULL; |
| 1020 | char *address = NULL; |
| 1021 | struct sockaddr_storage *sk = NULL; |
| 1022 | struct protocol *proto; |
| 1023 | int duplicate_name = 0; |
| 1024 | |
| 1025 | if ((resolv_line = malloc(sizeof(*resolv_line) * LINESIZE)) == NULL) { |
| 1026 | ha_alert("parsing [%s:%d] : out of memory.\n", |
| 1027 | file, linenum); |
| 1028 | err_code |= ERR_ALERT | ERR_FATAL; |
| 1029 | goto resolv_out; |
| 1030 | } |
| 1031 | |
| 1032 | if ((f = fopen("/etc/resolv.conf", "r")) == NULL) { |
| 1033 | ha_alert("parsing [%s:%d] : failed to open /etc/resolv.conf.\n", |
| 1034 | file, linenum); |
| 1035 | err_code |= ERR_ALERT | ERR_FATAL; |
| 1036 | goto resolv_out; |
| 1037 | } |
| 1038 | |
| 1039 | sk = calloc(1, sizeof(*sk)); |
| 1040 | if (sk == NULL) { |
| 1041 | ha_alert("parsing [/etc/resolv.conf:%d] : out of memory.\n", |
| 1042 | resolv_linenum); |
| 1043 | err_code |= ERR_ALERT | ERR_FATAL; |
| 1044 | goto resolv_out; |
| 1045 | } |
| 1046 | |
| 1047 | while (fgets(resolv_line, LINESIZE, f) != NULL) { |
| 1048 | resolv_linenum++; |
| 1049 | if (strncmp(resolv_line, "nameserver", 10) != 0) |
| 1050 | continue; |
| 1051 | |
| 1052 | address = strtok(resolv_line + 10, whitespace); |
| 1053 | if (address == resolv_line + 10) |
| 1054 | continue; |
| 1055 | |
| 1056 | if (address == NULL) { |
| 1057 | ha_warning("parsing [/etc/resolv.conf:%d] : nameserver line is missing address.\n", |
| 1058 | resolv_linenum); |
| 1059 | err_code |= ERR_WARN; |
| 1060 | continue; |
| 1061 | } |
| 1062 | |
| 1063 | duplicate_name = 0; |
| 1064 | list_for_each_entry(newnameserver, &curr_resolvers->nameservers, list) { |
| 1065 | if (strcmp(newnameserver->id, address) == 0) { |
| 1066 | ha_warning("Parsing [/etc/resolv.conf:%d] : generated name for /etc/resolv.conf nameserver '%s' conflicts with another nameserver (declared at %s:%d), it appears to be a duplicate and will be excluded.\n", |
| 1067 | resolv_linenum, address, newnameserver->conf.file, newnameserver->conf.line); |
| 1068 | err_code |= ERR_WARN; |
| 1069 | duplicate_name = 1; |
| 1070 | } |
| 1071 | } |
| 1072 | |
| 1073 | if (duplicate_name) |
| 1074 | continue; |
| 1075 | |
| 1076 | memset(sk, 0, sizeof(*sk)); |
| 1077 | sk = str2ip2(address, sk, 1); |
| 1078 | if (!sk) { |
| 1079 | ha_warning("parsing [/etc/resolv.conf:%d] : address '%s' could not be recognized, namerserver will be excluded.\n", |
| 1080 | resolv_linenum, address); |
| 1081 | err_code |= ERR_WARN; |
| 1082 | continue; |
| 1083 | } |
| 1084 | |
| 1085 | set_host_port(sk, 53); |
| 1086 | |
| 1087 | proto = protocol_by_family(sk->ss_family); |
| 1088 | if (!proto || !proto->connect) { |
| 1089 | ha_warning("parsing [/etc/resolv.conf:%d] : '%s' : connect() not supported for this address family.\n", |
| 1090 | resolv_linenum, address); |
| 1091 | err_code |= ERR_WARN; |
| 1092 | continue; |
| 1093 | } |
| 1094 | |
| 1095 | if ((newnameserver = calloc(1, sizeof(*newnameserver))) == NULL) { |
| 1096 | ha_alert("parsing [/etc/resolv.conf:%d] : out of memory.\n", resolv_linenum); |
| 1097 | err_code |= ERR_ALERT | ERR_FATAL; |
| 1098 | goto resolv_out; |
| 1099 | } |
| 1100 | |
| 1101 | newnameserver->conf.file = strdup("/etc/resolv.conf"); |
| 1102 | if (newnameserver->conf.file == NULL) { |
| 1103 | ha_alert("parsing [/etc/resolv.conf:%d] : out of memory.\n", resolv_linenum); |
| 1104 | err_code |= ERR_ALERT | ERR_FATAL; |
| 1105 | goto resolv_out; |
| 1106 | } |
| 1107 | |
| 1108 | newnameserver->id = strdup(address); |
| 1109 | if (newnameserver->id == NULL) { |
| 1110 | ha_alert("parsing [/etc/resolv.conf:%d] : out of memory.\n", resolv_linenum); |
| 1111 | err_code |= ERR_ALERT | ERR_FATAL; |
| 1112 | goto resolv_out; |
| 1113 | } |
| 1114 | |
| 1115 | newnameserver->resolvers = curr_resolvers; |
| 1116 | newnameserver->conf.line = resolv_linenum; |
| 1117 | newnameserver->addr = *sk; |
| 1118 | |
| 1119 | LIST_ADDQ(&curr_resolvers->nameservers, &newnameserver->list); |
| 1120 | } |
| 1121 | |
| 1122 | resolv_out: |
| 1123 | free(sk); |
| 1124 | free(resolv_line); |
| 1125 | if (f != NULL) |
| 1126 | fclose(f); |
| 1127 | } |
Baptiste Assmann | 325137d | 2015-04-13 23:40:55 +0200 | [diff] [blame] | 1128 | else if (strcmp(args[0], "hold") == 0) { /* hold periods */ |
| 1129 | const char *res; |
| 1130 | unsigned int time; |
| 1131 | |
| 1132 | if (!*args[2]) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 1133 | ha_alert("parsing [%s:%d] : '%s' expects an <event> and a <time> as arguments.\n", |
| 1134 | file, linenum, args[0]); |
| 1135 | ha_alert("<event> can be either 'valid', 'nx', 'refused', 'timeout', or 'other'\n"); |
Baptiste Assmann | 325137d | 2015-04-13 23:40:55 +0200 | [diff] [blame] | 1136 | err_code |= ERR_ALERT | ERR_FATAL; |
| 1137 | goto out; |
| 1138 | } |
| 1139 | res = parse_time_err(args[2], &time, TIME_UNIT_MS); |
| 1140 | if (res) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 1141 | ha_alert("parsing [%s:%d]: unexpected character '%c' in argument to <%s>.\n", |
| 1142 | file, linenum, *res, args[0]); |
Baptiste Assmann | 325137d | 2015-04-13 23:40:55 +0200 | [diff] [blame] | 1143 | err_code |= ERR_ALERT | ERR_FATAL; |
| 1144 | goto out; |
| 1145 | } |
Baptiste Assmann | 987e16d | 2016-11-02 22:23:31 +0100 | [diff] [blame] | 1146 | if (strcmp(args[1], "nx") == 0) |
| 1147 | curr_resolvers->hold.nx = time; |
| 1148 | else if (strcmp(args[1], "other") == 0) |
| 1149 | curr_resolvers->hold.other = time; |
| 1150 | else if (strcmp(args[1], "refused") == 0) |
| 1151 | curr_resolvers->hold.refused = time; |
| 1152 | else if (strcmp(args[1], "timeout") == 0) |
| 1153 | curr_resolvers->hold.timeout = time; |
| 1154 | else if (strcmp(args[1], "valid") == 0) |
Baptiste Assmann | 325137d | 2015-04-13 23:40:55 +0200 | [diff] [blame] | 1155 | curr_resolvers->hold.valid = time; |
Olivier Houchard | a8c6db8 | 2017-07-06 18:46:47 +0200 | [diff] [blame] | 1156 | else if (strcmp(args[1], "obsolete") == 0) |
| 1157 | curr_resolvers->hold.obsolete = time; |
Baptiste Assmann | 325137d | 2015-04-13 23:40:55 +0200 | [diff] [blame] | 1158 | else { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 1159 | ha_alert("parsing [%s:%d] : '%s' unknown <event>: '%s', expects either 'nx', 'timeout', 'valid', 'obsolete' or 'other'.\n", |
| 1160 | file, linenum, args[0], args[1]); |
Baptiste Assmann | 325137d | 2015-04-13 23:40:55 +0200 | [diff] [blame] | 1161 | err_code |= ERR_ALERT | ERR_FATAL; |
| 1162 | goto out; |
| 1163 | } |
| 1164 | |
| 1165 | } |
Baptiste Assmann | 2af08fe | 2017-08-14 00:13:01 +0200 | [diff] [blame] | 1166 | else if (strcmp(args[0], "accepted_payload_size") == 0) { |
Baptiste Assmann | 9d8dbbc | 2017-08-18 23:35:08 +0200 | [diff] [blame] | 1167 | int i = 0; |
| 1168 | |
Baptiste Assmann | 2af08fe | 2017-08-14 00:13:01 +0200 | [diff] [blame] | 1169 | if (!*args[1]) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 1170 | ha_alert("parsing [%s:%d] : '%s' expects <nb> as argument.\n", |
| 1171 | file, linenum, args[0]); |
Baptiste Assmann | 2af08fe | 2017-08-14 00:13:01 +0200 | [diff] [blame] | 1172 | err_code |= ERR_ALERT | ERR_FATAL; |
| 1173 | goto out; |
| 1174 | } |
Baptiste Assmann | 9d8dbbc | 2017-08-18 23:35:08 +0200 | [diff] [blame] | 1175 | |
| 1176 | i = atoi(args[1]); |
Willy Tarreau | 0c219be | 2017-08-22 12:01:26 +0200 | [diff] [blame] | 1177 | if (i < DNS_HEADER_SIZE || i > DNS_MAX_UDP_MESSAGE) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 1178 | ha_alert("parsing [%s:%d] : '%s' must be between %d and %d inclusive (was %s).\n", |
| 1179 | file, linenum, args[0], DNS_HEADER_SIZE, DNS_MAX_UDP_MESSAGE, args[1]); |
Baptiste Assmann | 9d8dbbc | 2017-08-18 23:35:08 +0200 | [diff] [blame] | 1180 | err_code |= ERR_ALERT | ERR_FATAL; |
| 1181 | goto out; |
| 1182 | } |
| 1183 | |
| 1184 | curr_resolvers->accepted_payload_size = i; |
Baptiste Assmann | 2af08fe | 2017-08-14 00:13:01 +0200 | [diff] [blame] | 1185 | } |
Baptiste Assmann | 201c07f | 2017-05-22 15:17:15 +0200 | [diff] [blame] | 1186 | else if (strcmp(args[0], "resolution_pool_size") == 0) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 1187 | ha_warning("parsing [%s:%d] : '%s' directive is now deprecated and ignored.\n", |
| 1188 | file, linenum, args[0]); |
Christopher Faulet | 67957bd | 2017-09-27 11:00:59 +0200 | [diff] [blame] | 1189 | err_code |= ERR_WARN; |
| 1190 | goto out; |
Baptiste Assmann | 201c07f | 2017-05-22 15:17:15 +0200 | [diff] [blame] | 1191 | } |
Baptiste Assmann | 325137d | 2015-04-13 23:40:55 +0200 | [diff] [blame] | 1192 | else if (strcmp(args[0], "resolve_retries") == 0) { |
| 1193 | if (!*args[1]) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 1194 | ha_alert("parsing [%s:%d] : '%s' expects <nb> as argument.\n", |
| 1195 | file, linenum, args[0]); |
Baptiste Assmann | 325137d | 2015-04-13 23:40:55 +0200 | [diff] [blame] | 1196 | err_code |= ERR_ALERT | ERR_FATAL; |
| 1197 | goto out; |
| 1198 | } |
| 1199 | curr_resolvers->resolve_retries = atoi(args[1]); |
| 1200 | } |
| 1201 | else if (strcmp(args[0], "timeout") == 0) { |
Pieter Baauw | 7a91a0e | 2016-02-13 15:51:58 +0100 | [diff] [blame] | 1202 | if (!*args[1]) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 1203 | ha_alert("parsing [%s:%d] : '%s' expects 'retry' or 'resolve' and <time> as arguments.\n", |
| 1204 | file, linenum, args[0]); |
Baptiste Assmann | 325137d | 2015-04-13 23:40:55 +0200 | [diff] [blame] | 1205 | err_code |= ERR_ALERT | ERR_FATAL; |
| 1206 | goto out; |
| 1207 | } |
Christopher Faulet | 67957bd | 2017-09-27 11:00:59 +0200 | [diff] [blame] | 1208 | else if (strcmp(args[1], "retry") == 0 || |
| 1209 | strcmp(args[1], "resolve") == 0) { |
Pieter Baauw | 7a91a0e | 2016-02-13 15:51:58 +0100 | [diff] [blame] | 1210 | const char *res; |
Christopher Faulet | 67957bd | 2017-09-27 11:00:59 +0200 | [diff] [blame] | 1211 | unsigned int tout; |
Pieter Baauw | 7a91a0e | 2016-02-13 15:51:58 +0100 | [diff] [blame] | 1212 | |
| 1213 | if (!*args[2]) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 1214 | ha_alert("parsing [%s:%d] : '%s %s' expects <time> as argument.\n", |
| 1215 | file, linenum, args[0], args[1]); |
Pieter Baauw | 7a91a0e | 2016-02-13 15:51:58 +0100 | [diff] [blame] | 1216 | err_code |= ERR_ALERT | ERR_FATAL; |
| 1217 | goto out; |
| 1218 | } |
Christopher Faulet | 67957bd | 2017-09-27 11:00:59 +0200 | [diff] [blame] | 1219 | res = parse_time_err(args[2], &tout, TIME_UNIT_MS); |
Pieter Baauw | 7a91a0e | 2016-02-13 15:51:58 +0100 | [diff] [blame] | 1220 | if (res) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 1221 | ha_alert("parsing [%s:%d]: unexpected character '%c' in argument to <%s %s>.\n", |
| 1222 | file, linenum, *res, args[0], args[1]); |
Pieter Baauw | 7a91a0e | 2016-02-13 15:51:58 +0100 | [diff] [blame] | 1223 | err_code |= ERR_ALERT | ERR_FATAL; |
| 1224 | goto out; |
| 1225 | } |
Christopher Faulet | 67957bd | 2017-09-27 11:00:59 +0200 | [diff] [blame] | 1226 | if (args[1][2] == 't') |
| 1227 | curr_resolvers->timeout.retry = tout; |
| 1228 | else |
| 1229 | curr_resolvers->timeout.resolve = tout; |
Pieter Baauw | 7a91a0e | 2016-02-13 15:51:58 +0100 | [diff] [blame] | 1230 | } |
| 1231 | else { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 1232 | ha_alert("parsing [%s:%d] : '%s' expects 'retry' or 'resolve' and <time> as arguments got '%s'.\n", |
| 1233 | file, linenum, args[0], args[1]); |
Baptiste Assmann | 325137d | 2015-04-13 23:40:55 +0200 | [diff] [blame] | 1234 | err_code |= ERR_ALERT | ERR_FATAL; |
| 1235 | goto out; |
| 1236 | } |
Baptiste Assmann | 325137d | 2015-04-13 23:40:55 +0200 | [diff] [blame] | 1237 | } /* neither "nameserver" nor "resolvers" */ |
| 1238 | else if (*args[0] != 0) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 1239 | ha_alert("parsing [%s:%d] : unknown keyword '%s' in '%s' section\n", file, linenum, args[0], cursection); |
Baptiste Assmann | 325137d | 2015-04-13 23:40:55 +0200 | [diff] [blame] | 1240 | err_code |= ERR_ALERT | ERR_FATAL; |
| 1241 | goto out; |
| 1242 | } |
| 1243 | |
| 1244 | out: |
| 1245 | free(errmsg); |
| 1246 | return err_code; |
| 1247 | } |
Simon Horman | 0d16a40 | 2015-01-30 11:22:58 +0900 | [diff] [blame] | 1248 | |
| 1249 | /* |
William Lallemand | 5109719 | 2015-04-14 16:35:22 +0200 | [diff] [blame] | 1250 | * Parse a line in a <listen>, <frontend> or <backend> section. |
Simon Horman | 0d16a40 | 2015-01-30 11:22:58 +0900 | [diff] [blame] | 1251 | * Returns the error code, 0 if OK, or any combination of : |
| 1252 | * - ERR_ABORT: must abort ASAP |
| 1253 | * - ERR_FATAL: we can continue parsing but not start the service |
| 1254 | * - ERR_WARN: a warning has been emitted |
| 1255 | * - ERR_ALERT: an alert has been emitted |
| 1256 | * Only the two first ones can stop processing, the two others are just |
| 1257 | * indicators. |
| 1258 | */ |
| 1259 | int cfg_parse_mailers(const char *file, int linenum, char **args, int kwm) |
| 1260 | { |
| 1261 | static struct mailers *curmailers = NULL; |
| 1262 | struct mailer *newmailer = NULL; |
| 1263 | const char *err; |
| 1264 | int err_code = 0; |
| 1265 | char *errmsg = NULL; |
| 1266 | |
| 1267 | if (strcmp(args[0], "mailers") == 0) { /* new mailers section */ |
| 1268 | if (!*args[1]) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 1269 | ha_alert("parsing [%s:%d] : missing name for mailers section.\n", file, linenum); |
Simon Horman | 0d16a40 | 2015-01-30 11:22:58 +0900 | [diff] [blame] | 1270 | err_code |= ERR_ALERT | ERR_ABORT; |
| 1271 | goto out; |
| 1272 | } |
| 1273 | |
| 1274 | err = invalid_char(args[1]); |
| 1275 | if (err) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 1276 | ha_alert("parsing [%s:%d] : character '%c' is not permitted in '%s' name '%s'.\n", |
| 1277 | file, linenum, *err, args[0], args[1]); |
Simon Horman | 0d16a40 | 2015-01-30 11:22:58 +0900 | [diff] [blame] | 1278 | err_code |= ERR_ALERT | ERR_ABORT; |
| 1279 | goto out; |
| 1280 | } |
| 1281 | |
| 1282 | for (curmailers = mailers; curmailers != NULL; curmailers = curmailers->next) { |
| 1283 | /* |
| 1284 | * If there are two proxies with the same name only following |
| 1285 | * combinations are allowed: |
| 1286 | */ |
| 1287 | if (strcmp(curmailers->id, args[1]) == 0) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 1288 | ha_alert("Parsing [%s:%d]: mailers section '%s' has the same name as another mailers section declared at %s:%d.\n", |
| 1289 | file, linenum, args[1], curmailers->conf.file, curmailers->conf.line); |
Willy Tarreau | 911fa2e | 2015-05-26 10:35:50 +0200 | [diff] [blame] | 1290 | err_code |= ERR_ALERT | ERR_FATAL; |
Simon Horman | 0d16a40 | 2015-01-30 11:22:58 +0900 | [diff] [blame] | 1291 | } |
| 1292 | } |
| 1293 | |
Vincent Bernat | 02779b6 | 2016-04-03 13:48:43 +0200 | [diff] [blame] | 1294 | if ((curmailers = calloc(1, sizeof(*curmailers))) == NULL) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 1295 | ha_alert("parsing [%s:%d] : out of memory.\n", file, linenum); |
Simon Horman | 0d16a40 | 2015-01-30 11:22:58 +0900 | [diff] [blame] | 1296 | err_code |= ERR_ALERT | ERR_ABORT; |
| 1297 | goto out; |
| 1298 | } |
| 1299 | |
| 1300 | curmailers->next = mailers; |
| 1301 | mailers = curmailers; |
| 1302 | curmailers->conf.file = strdup(file); |
| 1303 | curmailers->conf.line = linenum; |
| 1304 | curmailers->id = strdup(args[1]); |
Pieter Baauw | 235fcfc | 2016-02-13 15:33:40 +0100 | [diff] [blame] | 1305 | curmailers->timeout.mail = DEF_MAILALERTTIME;/* XXX: Would like to Skip to the next alert, if any, ASAP. |
| 1306 | * But need enough time so that timeouts don't occur |
| 1307 | * during tcp procssing. For now just us an arbitrary default. */ |
Simon Horman | 0d16a40 | 2015-01-30 11:22:58 +0900 | [diff] [blame] | 1308 | } |
| 1309 | else if (strcmp(args[0], "mailer") == 0) { /* mailer definition */ |
| 1310 | struct sockaddr_storage *sk; |
| 1311 | int port1, port2; |
| 1312 | struct protocol *proto; |
| 1313 | |
| 1314 | if (!*args[2]) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 1315 | ha_alert("parsing [%s:%d] : '%s' expects <name> and <addr>[:<port>] as arguments.\n", |
| 1316 | file, linenum, args[0]); |
Simon Horman | 0d16a40 | 2015-01-30 11:22:58 +0900 | [diff] [blame] | 1317 | err_code |= ERR_ALERT | ERR_FATAL; |
| 1318 | goto out; |
| 1319 | } |
| 1320 | |
| 1321 | err = invalid_char(args[1]); |
| 1322 | if (err) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 1323 | ha_alert("parsing [%s:%d] : character '%c' is not permitted in server name '%s'.\n", |
| 1324 | file, linenum, *err, args[1]); |
Simon Horman | 0d16a40 | 2015-01-30 11:22:58 +0900 | [diff] [blame] | 1325 | err_code |= ERR_ALERT | ERR_FATAL; |
| 1326 | goto out; |
| 1327 | } |
| 1328 | |
Vincent Bernat | 02779b6 | 2016-04-03 13:48:43 +0200 | [diff] [blame] | 1329 | if ((newmailer = calloc(1, sizeof(*newmailer))) == NULL) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 1330 | ha_alert("parsing [%s:%d] : out of memory.\n", file, linenum); |
Simon Horman | 0d16a40 | 2015-01-30 11:22:58 +0900 | [diff] [blame] | 1331 | err_code |= ERR_ALERT | ERR_ABORT; |
| 1332 | goto out; |
| 1333 | } |
| 1334 | |
| 1335 | /* the mailers are linked backwards first */ |
| 1336 | curmailers->count++; |
| 1337 | newmailer->next = curmailers->mailer_list; |
| 1338 | curmailers->mailer_list = newmailer; |
| 1339 | newmailer->mailers = curmailers; |
| 1340 | newmailer->conf.file = strdup(file); |
| 1341 | newmailer->conf.line = linenum; |
| 1342 | |
| 1343 | newmailer->id = strdup(args[1]); |
| 1344 | |
Willy Tarreau | 48ef4c9 | 2017-01-06 18:32:38 +0100 | [diff] [blame] | 1345 | sk = str2sa_range(args[2], NULL, &port1, &port2, &errmsg, NULL, NULL, 1); |
Simon Horman | 0d16a40 | 2015-01-30 11:22:58 +0900 | [diff] [blame] | 1346 | if (!sk) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 1347 | ha_alert("parsing [%s:%d] : '%s %s' : %s\n", file, linenum, args[0], args[1], errmsg); |
Simon Horman | 0d16a40 | 2015-01-30 11:22:58 +0900 | [diff] [blame] | 1348 | err_code |= ERR_ALERT | ERR_FATAL; |
| 1349 | goto out; |
| 1350 | } |
| 1351 | |
| 1352 | proto = protocol_by_family(sk->ss_family); |
Simon Horman | 0ba0e4a | 2015-01-30 11:23:00 +0900 | [diff] [blame] | 1353 | if (!proto || !proto->connect || proto->sock_prot != IPPROTO_TCP) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 1354 | ha_alert("parsing [%s:%d] : '%s %s' : TCP not supported for this address family.\n", |
| 1355 | file, linenum, args[0], args[1]); |
Simon Horman | 0d16a40 | 2015-01-30 11:22:58 +0900 | [diff] [blame] | 1356 | err_code |= ERR_ALERT | ERR_FATAL; |
| 1357 | goto out; |
| 1358 | } |
| 1359 | |
| 1360 | if (port1 != port2) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 1361 | ha_alert("parsing [%s:%d] : '%s %s' : port ranges and offsets are not allowed in '%s'\n", |
| 1362 | file, linenum, args[0], args[1], args[2]); |
Simon Horman | 0d16a40 | 2015-01-30 11:22:58 +0900 | [diff] [blame] | 1363 | err_code |= ERR_ALERT | ERR_FATAL; |
| 1364 | goto out; |
| 1365 | } |
| 1366 | |
| 1367 | if (!port1) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 1368 | ha_alert("parsing [%s:%d] : '%s %s' : missing or invalid port in '%s'\n", |
| 1369 | file, linenum, args[0], args[1], args[2]); |
Simon Horman | 0d16a40 | 2015-01-30 11:22:58 +0900 | [diff] [blame] | 1370 | err_code |= ERR_ALERT | ERR_FATAL; |
| 1371 | goto out; |
| 1372 | } |
| 1373 | |
| 1374 | newmailer->addr = *sk; |
| 1375 | newmailer->proto = proto; |
Willy Tarreau | a261e9b | 2016-12-22 20:44:00 +0100 | [diff] [blame] | 1376 | newmailer->xprt = xprt_get(XPRT_RAW); |
Simon Horman | 0d16a40 | 2015-01-30 11:22:58 +0900 | [diff] [blame] | 1377 | newmailer->sock_init_arg = NULL; |
Pieter Baauw | 235fcfc | 2016-02-13 15:33:40 +0100 | [diff] [blame] | 1378 | } |
| 1379 | else if (strcmp(args[0], "timeout") == 0) { |
| 1380 | if (!*args[1]) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 1381 | ha_alert("parsing [%s:%d] : '%s' expects 'mail' and <time> as arguments.\n", |
| 1382 | file, linenum, args[0]); |
Pieter Baauw | 235fcfc | 2016-02-13 15:33:40 +0100 | [diff] [blame] | 1383 | err_code |= ERR_ALERT | ERR_FATAL; |
| 1384 | goto out; |
| 1385 | } |
| 1386 | else if (strcmp(args[1], "mail") == 0) { |
| 1387 | const char *res; |
| 1388 | unsigned int timeout_mail; |
| 1389 | if (!*args[2]) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 1390 | ha_alert("parsing [%s:%d] : '%s %s' expects <time> as argument.\n", |
| 1391 | file, linenum, args[0], args[1]); |
Pieter Baauw | 235fcfc | 2016-02-13 15:33:40 +0100 | [diff] [blame] | 1392 | err_code |= ERR_ALERT | ERR_FATAL; |
| 1393 | goto out; |
| 1394 | } |
| 1395 | res = parse_time_err(args[2], &timeout_mail, TIME_UNIT_MS); |
| 1396 | if (res) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 1397 | ha_alert("parsing [%s:%d]: unexpected character '%c' in argument to <%s>.\n", |
| 1398 | file, linenum, *res, args[0]); |
Pieter Baauw | 235fcfc | 2016-02-13 15:33:40 +0100 | [diff] [blame] | 1399 | err_code |= ERR_ALERT | ERR_FATAL; |
| 1400 | goto out; |
| 1401 | } |
| 1402 | if (timeout_mail <= 0) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 1403 | ha_alert("parsing [%s:%d] : '%s %s' expects a positive <time> argument.\n", file, linenum, args[0], args[1]); |
Pieter Baauw | 235fcfc | 2016-02-13 15:33:40 +0100 | [diff] [blame] | 1404 | err_code |= ERR_ALERT | ERR_FATAL; |
| 1405 | goto out; |
| 1406 | } |
| 1407 | curmailers->timeout.mail = timeout_mail; |
| 1408 | } else { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 1409 | ha_alert("parsing [%s:%d] : '%s' expects 'mail' and <time> as arguments got '%s'.\n", |
Pieter Baauw | 235fcfc | 2016-02-13 15:33:40 +0100 | [diff] [blame] | 1410 | file, linenum, args[0], args[1]); |
| 1411 | err_code |= ERR_ALERT | ERR_FATAL; |
| 1412 | goto out; |
| 1413 | } |
| 1414 | } |
Simon Horman | 0d16a40 | 2015-01-30 11:22:58 +0900 | [diff] [blame] | 1415 | else if (*args[0] != 0) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 1416 | ha_alert("parsing [%s:%d] : unknown keyword '%s' in '%s' section\n", file, linenum, args[0], cursection); |
Simon Horman | 0d16a40 | 2015-01-30 11:22:58 +0900 | [diff] [blame] | 1417 | err_code |= ERR_ALERT | ERR_FATAL; |
| 1418 | goto out; |
| 1419 | } |
| 1420 | |
| 1421 | out: |
| 1422 | free(errmsg); |
| 1423 | return err_code; |
| 1424 | } |
| 1425 | |
Willy Tarreau | 3a1f5fd | 2018-11-11 15:40:36 +0100 | [diff] [blame] | 1426 | void free_email_alert(struct proxy *p) |
Simon Horman | 9dc4996 | 2015-01-30 11:22:59 +0900 | [diff] [blame] | 1427 | { |
| 1428 | free(p->email_alert.mailers.name); |
| 1429 | p->email_alert.mailers.name = NULL; |
| 1430 | free(p->email_alert.from); |
| 1431 | p->email_alert.from = NULL; |
| 1432 | free(p->email_alert.to); |
| 1433 | p->email_alert.to = NULL; |
| 1434 | free(p->email_alert.myhostname); |
| 1435 | p->email_alert.myhostname = NULL; |
| 1436 | } |
| 1437 | |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 1438 | |
Krzysztof Piotr Oledzki | 9610504 | 2010-01-29 17:50:44 +0100 | [diff] [blame] | 1439 | int |
KOVACS Krisztian | b3e54fe | 2014-11-17 15:11:45 +0100 | [diff] [blame] | 1440 | cfg_parse_netns(const char *file, int linenum, char **args, int kwm) |
| 1441 | { |
| 1442 | #ifdef CONFIG_HAP_NS |
| 1443 | const char *err; |
| 1444 | const char *item = args[0]; |
| 1445 | |
| 1446 | if (!strcmp(item, "namespace_list")) { |
| 1447 | return 0; |
| 1448 | } |
| 1449 | else if (!strcmp(item, "namespace")) { |
| 1450 | size_t idx = 1; |
| 1451 | const char *current; |
| 1452 | while (*(current = args[idx++])) { |
| 1453 | err = invalid_char(current); |
| 1454 | if (err) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 1455 | ha_alert("parsing [%s:%d]: character '%c' is not permitted in '%s' name '%s'.\n", |
| 1456 | file, linenum, *err, item, current); |
KOVACS Krisztian | b3e54fe | 2014-11-17 15:11:45 +0100 | [diff] [blame] | 1457 | return ERR_ALERT | ERR_FATAL; |
| 1458 | } |
| 1459 | |
| 1460 | if (netns_store_lookup(current, strlen(current))) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 1461 | ha_alert("parsing [%s:%d]: Namespace '%s' is already added.\n", |
| 1462 | file, linenum, current); |
KOVACS Krisztian | b3e54fe | 2014-11-17 15:11:45 +0100 | [diff] [blame] | 1463 | return ERR_ALERT | ERR_FATAL; |
| 1464 | } |
| 1465 | if (!netns_store_insert(current)) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 1466 | ha_alert("parsing [%s:%d]: Cannot open namespace '%s'.\n", |
| 1467 | file, linenum, current); |
KOVACS Krisztian | b3e54fe | 2014-11-17 15:11:45 +0100 | [diff] [blame] | 1468 | return ERR_ALERT | ERR_FATAL; |
| 1469 | } |
| 1470 | } |
| 1471 | } |
| 1472 | |
| 1473 | return 0; |
| 1474 | #else |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 1475 | ha_alert("parsing [%s:%d]: namespace support is not compiled in.", |
| 1476 | file, linenum); |
KOVACS Krisztian | b3e54fe | 2014-11-17 15:11:45 +0100 | [diff] [blame] | 1477 | return ERR_ALERT | ERR_FATAL; |
| 1478 | #endif |
| 1479 | } |
| 1480 | |
| 1481 | int |
Krzysztof Piotr Oledzki | 9610504 | 2010-01-29 17:50:44 +0100 | [diff] [blame] | 1482 | cfg_parse_users(const char *file, int linenum, char **args, int kwm) |
| 1483 | { |
| 1484 | |
| 1485 | int err_code = 0; |
| 1486 | const char *err; |
| 1487 | |
| 1488 | if (!strcmp(args[0], "userlist")) { /* new userlist */ |
| 1489 | struct userlist *newul; |
| 1490 | |
| 1491 | if (!*args[1]) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 1492 | ha_alert("parsing [%s:%d]: '%s' expects <name> as arguments.\n", |
| 1493 | file, linenum, args[0]); |
Krzysztof Piotr Oledzki | 9610504 | 2010-01-29 17:50:44 +0100 | [diff] [blame] | 1494 | err_code |= ERR_ALERT | ERR_FATAL; |
| 1495 | goto out; |
| 1496 | } |
William Lallemand | 6e62fb6 | 2015-04-28 16:55:23 +0200 | [diff] [blame] | 1497 | if (alertif_too_many_args(1, file, linenum, args, &err_code)) |
| 1498 | goto out; |
Krzysztof Piotr Oledzki | 9610504 | 2010-01-29 17:50:44 +0100 | [diff] [blame] | 1499 | |
| 1500 | err = invalid_char(args[1]); |
| 1501 | if (err) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 1502 | ha_alert("parsing [%s:%d]: character '%c' is not permitted in '%s' name '%s'.\n", |
| 1503 | file, linenum, *err, args[0], args[1]); |
Krzysztof Piotr Oledzki | 9610504 | 2010-01-29 17:50:44 +0100 | [diff] [blame] | 1504 | err_code |= ERR_ALERT | ERR_FATAL; |
| 1505 | goto out; |
| 1506 | } |
| 1507 | |
| 1508 | for (newul = userlist; newul; newul = newul->next) |
| 1509 | if (!strcmp(newul->name, args[1])) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 1510 | ha_warning("parsing [%s:%d]: ignoring duplicated userlist '%s'.\n", |
| 1511 | file, linenum, args[1]); |
Krzysztof Piotr Oledzki | 9610504 | 2010-01-29 17:50:44 +0100 | [diff] [blame] | 1512 | err_code |= ERR_WARN; |
| 1513 | goto out; |
| 1514 | } |
| 1515 | |
Vincent Bernat | 02779b6 | 2016-04-03 13:48:43 +0200 | [diff] [blame] | 1516 | newul = calloc(1, sizeof(*newul)); |
Krzysztof Piotr Oledzki | 9610504 | 2010-01-29 17:50:44 +0100 | [diff] [blame] | 1517 | if (!newul) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 1518 | ha_alert("parsing [%s:%d]: out of memory.\n", file, linenum); |
Krzysztof Piotr Oledzki | 9610504 | 2010-01-29 17:50:44 +0100 | [diff] [blame] | 1519 | err_code |= ERR_ALERT | ERR_ABORT; |
| 1520 | goto out; |
| 1521 | } |
| 1522 | |
Krzysztof Piotr Oledzki | 9610504 | 2010-01-29 17:50:44 +0100 | [diff] [blame] | 1523 | newul->name = strdup(args[1]); |
Thierry FOURNIER | 9eec0a6 | 2014-01-22 18:38:02 +0100 | [diff] [blame] | 1524 | if (!newul->name) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 1525 | ha_alert("parsing [%s:%d]: out of memory.\n", file, linenum); |
Krzysztof Piotr Oledzki | 9610504 | 2010-01-29 17:50:44 +0100 | [diff] [blame] | 1526 | err_code |= ERR_ALERT | ERR_ABORT; |
David Carlier | 97880bb | 2016-04-08 10:35:26 +0100 | [diff] [blame] | 1527 | free(newul); |
Krzysztof Piotr Oledzki | 9610504 | 2010-01-29 17:50:44 +0100 | [diff] [blame] | 1528 | goto out; |
| 1529 | } |
| 1530 | |
| 1531 | newul->next = userlist; |
| 1532 | userlist = newul; |
| 1533 | |
| 1534 | } else if (!strcmp(args[0], "group")) { /* new group */ |
Thierry FOURNIER | 9eec0a6 | 2014-01-22 18:38:02 +0100 | [diff] [blame] | 1535 | int cur_arg; |
Krzysztof Piotr Oledzki | 9610504 | 2010-01-29 17:50:44 +0100 | [diff] [blame] | 1536 | const char *err; |
Thierry FOURNIER | 9eec0a6 | 2014-01-22 18:38:02 +0100 | [diff] [blame] | 1537 | struct auth_groups *ag; |
Krzysztof Piotr Oledzki | 9610504 | 2010-01-29 17:50:44 +0100 | [diff] [blame] | 1538 | |
| 1539 | if (!*args[1]) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 1540 | ha_alert("parsing [%s:%d]: '%s' expects <name> as arguments.\n", |
| 1541 | file, linenum, args[0]); |
Krzysztof Piotr Oledzki | 9610504 | 2010-01-29 17:50:44 +0100 | [diff] [blame] | 1542 | err_code |= ERR_ALERT | ERR_FATAL; |
| 1543 | goto out; |
| 1544 | } |
| 1545 | |
| 1546 | err = invalid_char(args[1]); |
| 1547 | if (err) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 1548 | ha_alert("parsing [%s:%d]: character '%c' is not permitted in '%s' name '%s'.\n", |
| 1549 | file, linenum, *err, args[0], args[1]); |
Krzysztof Piotr Oledzki | 9610504 | 2010-01-29 17:50:44 +0100 | [diff] [blame] | 1550 | err_code |= ERR_ALERT | ERR_FATAL; |
| 1551 | goto out; |
| 1552 | } |
| 1553 | |
William Lallemand | 4ac9f54 | 2015-05-28 18:03:51 +0200 | [diff] [blame] | 1554 | if (!userlist) |
| 1555 | goto out; |
| 1556 | |
Thierry FOURNIER | 9eec0a6 | 2014-01-22 18:38:02 +0100 | [diff] [blame] | 1557 | for (ag = userlist->groups; ag; ag = ag->next) |
| 1558 | if (!strcmp(ag->name, args[1])) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 1559 | ha_warning("parsing [%s:%d]: ignoring duplicated group '%s' in userlist '%s'.\n", |
| 1560 | file, linenum, args[1], userlist->name); |
Krzysztof Piotr Oledzki | 9610504 | 2010-01-29 17:50:44 +0100 | [diff] [blame] | 1561 | err_code |= ERR_ALERT; |
| 1562 | goto out; |
| 1563 | } |
| 1564 | |
Thierry FOURNIER | 9eec0a6 | 2014-01-22 18:38:02 +0100 | [diff] [blame] | 1565 | ag = calloc(1, sizeof(*ag)); |
| 1566 | if (!ag) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 1567 | ha_alert("parsing [%s:%d]: out of memory.\n", file, linenum); |
Thierry FOURNIER | 9eec0a6 | 2014-01-22 18:38:02 +0100 | [diff] [blame] | 1568 | err_code |= ERR_ALERT | ERR_ABORT; |
Krzysztof Piotr Oledzki | 9610504 | 2010-01-29 17:50:44 +0100 | [diff] [blame] | 1569 | goto out; |
| 1570 | } |
| 1571 | |
Thierry FOURNIER | 9eec0a6 | 2014-01-22 18:38:02 +0100 | [diff] [blame] | 1572 | ag->name = strdup(args[1]); |
David Carlier | 70d6045 | 2016-08-22 23:27:42 +0100 | [diff] [blame] | 1573 | if (!ag->name) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 1574 | ha_alert("parsing [%s:%d]: out of memory.\n", file, linenum); |
Thierry FOURNIER | 9eec0a6 | 2014-01-22 18:38:02 +0100 | [diff] [blame] | 1575 | err_code |= ERR_ALERT | ERR_ABORT; |
David Carlier | 70d6045 | 2016-08-22 23:27:42 +0100 | [diff] [blame] | 1576 | free(ag); |
Thierry FOURNIER | 9eec0a6 | 2014-01-22 18:38:02 +0100 | [diff] [blame] | 1577 | goto out; |
| 1578 | } |
| 1579 | |
Krzysztof Piotr Oledzki | 9610504 | 2010-01-29 17:50:44 +0100 | [diff] [blame] | 1580 | cur_arg = 2; |
| 1581 | |
| 1582 | while (*args[cur_arg]) { |
| 1583 | if (!strcmp(args[cur_arg], "users")) { |
Thierry FOURNIER | 9eec0a6 | 2014-01-22 18:38:02 +0100 | [diff] [blame] | 1584 | ag->groupusers = strdup(args[cur_arg + 1]); |
Krzysztof Piotr Oledzki | 9610504 | 2010-01-29 17:50:44 +0100 | [diff] [blame] | 1585 | cur_arg += 2; |
| 1586 | continue; |
| 1587 | } else { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 1588 | ha_alert("parsing [%s:%d]: '%s' only supports 'users' option.\n", |
| 1589 | file, linenum, args[0]); |
Krzysztof Piotr Oledzki | 9610504 | 2010-01-29 17:50:44 +0100 | [diff] [blame] | 1590 | err_code |= ERR_ALERT | ERR_FATAL; |
David Carlier | 70d6045 | 2016-08-22 23:27:42 +0100 | [diff] [blame] | 1591 | free(ag->groupusers); |
| 1592 | free(ag->name); |
| 1593 | free(ag); |
Krzysztof Piotr Oledzki | 9610504 | 2010-01-29 17:50:44 +0100 | [diff] [blame] | 1594 | goto out; |
| 1595 | } |
| 1596 | } |
| 1597 | |
Thierry FOURNIER | 9eec0a6 | 2014-01-22 18:38:02 +0100 | [diff] [blame] | 1598 | ag->next = userlist->groups; |
| 1599 | userlist->groups = ag; |
| 1600 | |
Krzysztof Piotr Oledzki | 9610504 | 2010-01-29 17:50:44 +0100 | [diff] [blame] | 1601 | } else if (!strcmp(args[0], "user")) { /* new user */ |
| 1602 | struct auth_users *newuser; |
| 1603 | int cur_arg; |
| 1604 | |
| 1605 | if (!*args[1]) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 1606 | ha_alert("parsing [%s:%d]: '%s' expects <name> as arguments.\n", |
| 1607 | file, linenum, args[0]); |
Krzysztof Piotr Oledzki | 9610504 | 2010-01-29 17:50:44 +0100 | [diff] [blame] | 1608 | err_code |= ERR_ALERT | ERR_FATAL; |
| 1609 | goto out; |
| 1610 | } |
William Lallemand | 4ac9f54 | 2015-05-28 18:03:51 +0200 | [diff] [blame] | 1611 | if (!userlist) |
| 1612 | goto out; |
Krzysztof Piotr Oledzki | 9610504 | 2010-01-29 17:50:44 +0100 | [diff] [blame] | 1613 | |
| 1614 | for (newuser = userlist->users; newuser; newuser = newuser->next) |
| 1615 | if (!strcmp(newuser->user, args[1])) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 1616 | ha_warning("parsing [%s:%d]: ignoring duplicated user '%s' in userlist '%s'.\n", |
| 1617 | file, linenum, args[1], userlist->name); |
Krzysztof Piotr Oledzki | 9610504 | 2010-01-29 17:50:44 +0100 | [diff] [blame] | 1618 | err_code |= ERR_ALERT; |
| 1619 | goto out; |
| 1620 | } |
| 1621 | |
Vincent Bernat | 02779b6 | 2016-04-03 13:48:43 +0200 | [diff] [blame] | 1622 | newuser = calloc(1, sizeof(*newuser)); |
Krzysztof Piotr Oledzki | 9610504 | 2010-01-29 17:50:44 +0100 | [diff] [blame] | 1623 | if (!newuser) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 1624 | ha_alert("parsing [%s:%d]: out of memory.\n", file, linenum); |
Krzysztof Piotr Oledzki | 9610504 | 2010-01-29 17:50:44 +0100 | [diff] [blame] | 1625 | err_code |= ERR_ALERT | ERR_ABORT; |
| 1626 | goto out; |
| 1627 | } |
| 1628 | |
| 1629 | newuser->user = strdup(args[1]); |
| 1630 | |
| 1631 | newuser->next = userlist->users; |
| 1632 | userlist->users = newuser; |
| 1633 | |
| 1634 | cur_arg = 2; |
| 1635 | |
| 1636 | while (*args[cur_arg]) { |
| 1637 | if (!strcmp(args[cur_arg], "password")) { |
Cyril Bonté | 1a0191d | 2014-08-29 20:20:02 +0200 | [diff] [blame] | 1638 | #ifdef CONFIG_HAP_CRYPT |
| 1639 | if (!crypt("", args[cur_arg + 1])) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 1640 | ha_alert("parsing [%s:%d]: the encrypted password used for user '%s' is not supported by crypt(3).\n", |
| 1641 | file, linenum, newuser->user); |
Cyril Bonté | 1a0191d | 2014-08-29 20:20:02 +0200 | [diff] [blame] | 1642 | err_code |= ERR_ALERT | ERR_FATAL; |
| 1643 | goto out; |
| 1644 | } |
| 1645 | #else |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 1646 | ha_warning("parsing [%s:%d]: no crypt(3) support compiled, encrypted passwords will not work.\n", |
| 1647 | file, linenum); |
Krzysztof Piotr Oledzki | 9610504 | 2010-01-29 17:50:44 +0100 | [diff] [blame] | 1648 | err_code |= ERR_ALERT; |
| 1649 | #endif |
| 1650 | newuser->pass = strdup(args[cur_arg + 1]); |
| 1651 | cur_arg += 2; |
| 1652 | continue; |
| 1653 | } else if (!strcmp(args[cur_arg], "insecure-password")) { |
| 1654 | newuser->pass = strdup(args[cur_arg + 1]); |
| 1655 | newuser->flags |= AU_O_INSECURE; |
| 1656 | cur_arg += 2; |
| 1657 | continue; |
| 1658 | } else if (!strcmp(args[cur_arg], "groups")) { |
Thierry FOURNIER | 9eec0a6 | 2014-01-22 18:38:02 +0100 | [diff] [blame] | 1659 | newuser->u.groups_names = strdup(args[cur_arg + 1]); |
Krzysztof Piotr Oledzki | 9610504 | 2010-01-29 17:50:44 +0100 | [diff] [blame] | 1660 | cur_arg += 2; |
| 1661 | continue; |
| 1662 | } else { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 1663 | ha_alert("parsing [%s:%d]: '%s' only supports 'password', 'insecure-password' and 'groups' options.\n", |
| 1664 | file, linenum, args[0]); |
Krzysztof Piotr Oledzki | 9610504 | 2010-01-29 17:50:44 +0100 | [diff] [blame] | 1665 | err_code |= ERR_ALERT | ERR_FATAL; |
| 1666 | goto out; |
| 1667 | } |
| 1668 | } |
| 1669 | } else { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 1670 | ha_alert("parsing [%s:%d]: unknown keyword '%s' in '%s' section\n", file, linenum, args[0], "users"); |
Krzysztof Piotr Oledzki | 9610504 | 2010-01-29 17:50:44 +0100 | [diff] [blame] | 1671 | err_code |= ERR_ALERT | ERR_FATAL; |
| 1672 | } |
| 1673 | |
| 1674 | out: |
| 1675 | return err_code; |
| 1676 | } |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 1677 | |
Christopher Faulet | 79bdef3 | 2016-11-04 22:36:15 +0100 | [diff] [blame] | 1678 | int |
| 1679 | cfg_parse_scope(const char *file, int linenum, char *line) |
| 1680 | { |
| 1681 | char *beg, *end, *scope = NULL; |
| 1682 | int err_code = 0; |
| 1683 | const char *err; |
| 1684 | |
| 1685 | beg = line + 1; |
| 1686 | end = strchr(beg, ']'); |
| 1687 | |
| 1688 | /* Detect end of scope declaration */ |
| 1689 | if (!end || end == beg) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 1690 | ha_alert("parsing [%s:%d] : empty scope name is forbidden.\n", |
| 1691 | file, linenum); |
Christopher Faulet | 79bdef3 | 2016-11-04 22:36:15 +0100 | [diff] [blame] | 1692 | err_code |= ERR_ALERT | ERR_FATAL; |
| 1693 | goto out; |
| 1694 | } |
| 1695 | |
| 1696 | /* Get scope name and check its validity */ |
| 1697 | scope = my_strndup(beg, end-beg); |
| 1698 | err = invalid_char(scope); |
| 1699 | if (err) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 1700 | ha_alert("parsing [%s:%d] : character '%c' is not permitted in a scope name.\n", |
| 1701 | file, linenum, *err); |
Christopher Faulet | 79bdef3 | 2016-11-04 22:36:15 +0100 | [diff] [blame] | 1702 | err_code |= ERR_ALERT | ERR_ABORT; |
| 1703 | goto out; |
| 1704 | } |
| 1705 | |
| 1706 | /* Be sure to have a scope declaration alone on its line */ |
| 1707 | line = end+1; |
| 1708 | while (isspace((unsigned char)*line)) |
| 1709 | line++; |
| 1710 | if (*line && *line != '#' && *line != '\n' && *line != '\r') { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 1711 | ha_alert("parsing [%s:%d] : character '%c' is not permitted after scope declaration.\n", |
| 1712 | file, linenum, *line); |
Christopher Faulet | 79bdef3 | 2016-11-04 22:36:15 +0100 | [diff] [blame] | 1713 | err_code |= ERR_ALERT | ERR_ABORT; |
| 1714 | goto out; |
| 1715 | } |
| 1716 | |
| 1717 | /* We have a valid scope declaration, save it */ |
| 1718 | free(cfg_scope); |
| 1719 | cfg_scope = scope; |
| 1720 | scope = NULL; |
| 1721 | |
| 1722 | out: |
| 1723 | free(scope); |
| 1724 | return err_code; |
| 1725 | } |
| 1726 | |
Frédéric Lécaille | a41d531 | 2018-01-29 12:05:07 +0100 | [diff] [blame] | 1727 | int |
| 1728 | cfg_parse_track_sc_num(unsigned int *track_sc_num, |
| 1729 | const char *arg, const char *end, char **errmsg) |
| 1730 | { |
| 1731 | const char *p; |
| 1732 | unsigned int num; |
| 1733 | |
| 1734 | p = arg; |
| 1735 | num = read_uint64(&arg, end); |
| 1736 | |
| 1737 | if (arg != end) { |
| 1738 | memprintf(errmsg, "Wrong track-sc number '%s'", p); |
| 1739 | return -1; |
| 1740 | } |
| 1741 | |
| 1742 | if (num >= MAX_SESS_STKCTR) { |
| 1743 | memprintf(errmsg, "%u track-sc number exceeding " |
| 1744 | "%d (MAX_SESS_STKCTR-1) value", num, MAX_SESS_STKCTR - 1); |
| 1745 | return -1; |
| 1746 | } |
| 1747 | |
| 1748 | *track_sc_num = num; |
| 1749 | return 0; |
| 1750 | } |
| 1751 | |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 1752 | /* |
| 1753 | * This function reads and parses the configuration file given in the argument. |
Willy Tarreau | 058e907 | 2009-07-20 09:30:05 +0200 | [diff] [blame] | 1754 | * Returns the error code, 0 if OK, or any combination of : |
| 1755 | * - ERR_ABORT: must abort ASAP |
| 1756 | * - ERR_FATAL: we can continue parsing but not start the service |
| 1757 | * - ERR_WARN: a warning has been emitted |
| 1758 | * - ERR_ALERT: an alert has been emitted |
| 1759 | * Only the two first ones can stop processing, the two others are just |
| 1760 | * indicators. |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 1761 | */ |
Willy Tarreau | b17916e | 2006-10-15 15:17:57 +0200 | [diff] [blame] | 1762 | int readcfgfile(const char *file) |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 1763 | { |
William Lallemand | 64e8451 | 2015-05-12 14:25:37 +0200 | [diff] [blame] | 1764 | char *thisline; |
| 1765 | int linesize = LINESIZE; |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 1766 | FILE *f; |
| 1767 | int linenum = 0; |
Willy Tarreau | 058e907 | 2009-07-20 09:30:05 +0200 | [diff] [blame] | 1768 | int err_code = 0; |
William Lallemand | d2ff56d | 2017-10-16 11:06:50 +0200 | [diff] [blame] | 1769 | struct cfg_section *cs = NULL, *pcs = NULL; |
Thierry FOURNIER | fa45f1d | 2014-03-18 13:54:18 +0100 | [diff] [blame] | 1770 | struct cfg_section *ics; |
William Lallemand | 64e8451 | 2015-05-12 14:25:37 +0200 | [diff] [blame] | 1771 | int readbytes = 0; |
| 1772 | |
| 1773 | if ((thisline = malloc(sizeof(*thisline) * linesize)) == NULL) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 1774 | ha_alert("parsing [%s] : out of memory.\n", file); |
William Lallemand | 64e8451 | 2015-05-12 14:25:37 +0200 | [diff] [blame] | 1775 | return -1; |
| 1776 | } |
Thierry FOURNIER | fa45f1d | 2014-03-18 13:54:18 +0100 | [diff] [blame] | 1777 | |
David Carlier | 97880bb | 2016-04-08 10:35:26 +0100 | [diff] [blame] | 1778 | if ((f=fopen(file,"r")) == NULL) { |
| 1779 | free(thisline); |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 1780 | return -1; |
David Carlier | 97880bb | 2016-04-08 10:35:26 +0100 | [diff] [blame] | 1781 | } |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 1782 | |
William Lallemand | b2f0745 | 2015-05-12 14:27:13 +0200 | [diff] [blame] | 1783 | next_line: |
William Lallemand | 64e8451 | 2015-05-12 14:25:37 +0200 | [diff] [blame] | 1784 | while (fgets(thisline + readbytes, linesize - readbytes, f) != NULL) { |
Willy Tarreau | 3842f00 | 2009-06-14 11:39:52 +0200 | [diff] [blame] | 1785 | int arg, kwm = KWM_STD; |
Krzysztof Piotr Oledzki | e6bbd74 | 2007-11-01 00:33:12 +0100 | [diff] [blame] | 1786 | char *end; |
| 1787 | char *args[MAX_LINE_ARGS + 1]; |
| 1788 | char *line = thisline; |
William Lallemand | f9873ba | 2015-05-05 17:37:14 +0200 | [diff] [blame] | 1789 | int dquote = 0; /* double quote */ |
| 1790 | int squote = 0; /* simple quote */ |
Krzysztof Piotr Oledzki | e6bbd74 | 2007-11-01 00:33:12 +0100 | [diff] [blame] | 1791 | |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 1792 | linenum++; |
| 1793 | |
| 1794 | end = line + strlen(line); |
| 1795 | |
William Lallemand | 64e8451 | 2015-05-12 14:25:37 +0200 | [diff] [blame] | 1796 | if (end-line == linesize-1 && *(end-1) != '\n') { |
Krzysztof Piotr Oledzki | e6bbd74 | 2007-11-01 00:33:12 +0100 | [diff] [blame] | 1797 | /* Check if we reached the limit and the last char is not \n. |
| 1798 | * Watch out for the last line without the terminating '\n'! |
| 1799 | */ |
William Lallemand | 64e8451 | 2015-05-12 14:25:37 +0200 | [diff] [blame] | 1800 | char *newline; |
| 1801 | int newlinesize = linesize * 2; |
| 1802 | |
| 1803 | newline = realloc(thisline, sizeof(*thisline) * newlinesize); |
| 1804 | if (newline == NULL) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 1805 | ha_alert("parsing [%s:%d]: line too long, cannot allocate memory.\n", |
| 1806 | file, linenum); |
William Lallemand | 64e8451 | 2015-05-12 14:25:37 +0200 | [diff] [blame] | 1807 | err_code |= ERR_ALERT | ERR_FATAL; |
| 1808 | continue; |
| 1809 | } |
| 1810 | |
| 1811 | readbytes = linesize - 1; |
| 1812 | linesize = newlinesize; |
| 1813 | thisline = newline; |
| 1814 | continue; |
Krzysztof Piotr Oledzki | e6bbd74 | 2007-11-01 00:33:12 +0100 | [diff] [blame] | 1815 | } |
| 1816 | |
William Lallemand | 64e8451 | 2015-05-12 14:25:37 +0200 | [diff] [blame] | 1817 | readbytes = 0; |
| 1818 | |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 1819 | /* skip leading spaces */ |
Willy Tarreau | 8f8e645 | 2007-06-17 21:51:38 +0200 | [diff] [blame] | 1820 | while (isspace((unsigned char)*line)) |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 1821 | line++; |
William Lallemand | f9873ba | 2015-05-05 17:37:14 +0200 | [diff] [blame] | 1822 | |
Christopher Faulet | 79bdef3 | 2016-11-04 22:36:15 +0100 | [diff] [blame] | 1823 | |
Joseph Herlant | a14c03e | 2018-11-15 14:04:19 -0800 | [diff] [blame] | 1824 | if (*line == '[') {/* This is the beginning if a scope */ |
Christopher Faulet | 79bdef3 | 2016-11-04 22:36:15 +0100 | [diff] [blame] | 1825 | err_code |= cfg_parse_scope(file, linenum, line); |
| 1826 | goto next_line; |
| 1827 | } |
| 1828 | |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 1829 | arg = 0; |
| 1830 | args[arg] = line; |
| 1831 | |
| 1832 | while (*line && arg < MAX_LINE_ARGS) { |
William Lallemand | f9873ba | 2015-05-05 17:37:14 +0200 | [diff] [blame] | 1833 | if (*line == '"' && !squote) { /* double quote outside single quotes */ |
| 1834 | if (dquote) |
| 1835 | dquote = 0; |
| 1836 | else |
| 1837 | dquote = 1; |
William Lallemand | 3f41560 | 2015-05-12 14:01:09 +0200 | [diff] [blame] | 1838 | memmove(line, line + 1, end - line); |
William Lallemand | f9873ba | 2015-05-05 17:37:14 +0200 | [diff] [blame] | 1839 | end--; |
| 1840 | } |
| 1841 | else if (*line == '\'' && !dquote) { /* single quote outside double quotes */ |
| 1842 | if (squote) |
| 1843 | squote = 0; |
| 1844 | else |
| 1845 | squote = 1; |
William Lallemand | 3f41560 | 2015-05-12 14:01:09 +0200 | [diff] [blame] | 1846 | memmove(line, line + 1, end - line); |
William Lallemand | f9873ba | 2015-05-05 17:37:14 +0200 | [diff] [blame] | 1847 | end--; |
| 1848 | } |
| 1849 | else if (*line == '\\' && !squote) { |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 1850 | /* first, we'll replace \\, \<space>, \#, \r, \n, \t, \xXX with their |
| 1851 | * C equivalent value. Other combinations left unchanged (eg: \1). |
| 1852 | */ |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 1853 | int skip = 0; |
| 1854 | if (line[1] == ' ' || line[1] == '\\' || line[1] == '#') { |
| 1855 | *line = line[1]; |
| 1856 | skip = 1; |
| 1857 | } |
| 1858 | else if (line[1] == 'r') { |
| 1859 | *line = '\r'; |
| 1860 | skip = 1; |
William Lallemand | f9873ba | 2015-05-05 17:37:14 +0200 | [diff] [blame] | 1861 | } |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 1862 | else if (line[1] == 'n') { |
| 1863 | *line = '\n'; |
| 1864 | skip = 1; |
| 1865 | } |
| 1866 | else if (line[1] == 't') { |
| 1867 | *line = '\t'; |
| 1868 | skip = 1; |
| 1869 | } |
| 1870 | else if (line[1] == 'x') { |
Emeric Brun | b982a3d | 2010-01-04 15:45:53 +0100 | [diff] [blame] | 1871 | if ((line + 3 < end) && ishex(line[2]) && ishex(line[3])) { |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 1872 | unsigned char hex1, hex2; |
| 1873 | hex1 = toupper(line[2]) - '0'; |
| 1874 | hex2 = toupper(line[3]) - '0'; |
| 1875 | if (hex1 > 9) hex1 -= 'A' - '9' - 1; |
| 1876 | if (hex2 > 9) hex2 -= 'A' - '9' - 1; |
| 1877 | *line = (hex1<<4) + hex2; |
| 1878 | skip = 3; |
| 1879 | } |
| 1880 | else { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 1881 | ha_alert("parsing [%s:%d] : invalid or incomplete '\\x' sequence in '%s'.\n", file, linenum, args[0]); |
Willy Tarreau | 058e907 | 2009-07-20 09:30:05 +0200 | [diff] [blame] | 1882 | err_code |= ERR_ALERT | ERR_FATAL; |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 1883 | } |
William Lallemand | f9873ba | 2015-05-05 17:37:14 +0200 | [diff] [blame] | 1884 | } else if (line[1] == '"') { |
| 1885 | *line = '"'; |
| 1886 | skip = 1; |
| 1887 | } else if (line[1] == '\'') { |
| 1888 | *line = '\''; |
| 1889 | skip = 1; |
William Lallemand | b2f0745 | 2015-05-12 14:27:13 +0200 | [diff] [blame] | 1890 | } else if (line[1] == '$' && dquote) { /* escaping of $ only inside double quotes */ |
| 1891 | *line = '$'; |
| 1892 | skip = 1; |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 1893 | } |
| 1894 | if (skip) { |
Cyril Bonté | dd1b01d | 2009-12-06 13:43:42 +0100 | [diff] [blame] | 1895 | memmove(line + 1, line + 1 + skip, end - (line + skip)); |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 1896 | end -= skip; |
| 1897 | } |
| 1898 | line++; |
| 1899 | } |
William Lallemand | f9873ba | 2015-05-05 17:37:14 +0200 | [diff] [blame] | 1900 | else if ((!squote && !dquote && *line == '#') || *line == '\n' || *line == '\r') { |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 1901 | /* end of string, end of loop */ |
| 1902 | *line = 0; |
| 1903 | break; |
| 1904 | } |
William Lallemand | f9873ba | 2015-05-05 17:37:14 +0200 | [diff] [blame] | 1905 | else if (!squote && !dquote && isspace((unsigned char)*line)) { |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 1906 | /* a non-escaped space is an argument separator */ |
Krzysztof Piotr Oledzki | e6bbd74 | 2007-11-01 00:33:12 +0100 | [diff] [blame] | 1907 | *line++ = '\0'; |
Willy Tarreau | 8f8e645 | 2007-06-17 21:51:38 +0200 | [diff] [blame] | 1908 | while (isspace((unsigned char)*line)) |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 1909 | line++; |
| 1910 | args[++arg] = line; |
| 1911 | } |
William Lallemand | b2f0745 | 2015-05-12 14:27:13 +0200 | [diff] [blame] | 1912 | else if (dquote && *line == '$') { |
| 1913 | /* environment variables are evaluated inside double quotes */ |
| 1914 | char *var_beg; |
| 1915 | char *var_end; |
| 1916 | char save_char; |
| 1917 | char *value; |
| 1918 | int val_len; |
| 1919 | int newlinesize; |
| 1920 | int braces = 0; |
| 1921 | |
| 1922 | var_beg = line + 1; |
| 1923 | var_end = var_beg; |
| 1924 | |
| 1925 | if (*var_beg == '{') { |
| 1926 | var_beg++; |
| 1927 | var_end++; |
| 1928 | braces = 1; |
| 1929 | } |
| 1930 | |
| 1931 | if (!isalpha((int)(unsigned char)*var_beg) && *var_beg != '_') { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 1932 | ha_alert("parsing [%s:%d] : Variable expansion: Unrecognized character '%c' in variable name.\n", file, linenum, *var_beg); |
William Lallemand | b2f0745 | 2015-05-12 14:27:13 +0200 | [diff] [blame] | 1933 | err_code |= ERR_ALERT | ERR_FATAL; |
| 1934 | goto next_line; /* skip current line */ |
| 1935 | } |
| 1936 | |
| 1937 | while (isalnum((int)(unsigned char)*var_end) || *var_end == '_') |
| 1938 | var_end++; |
| 1939 | |
| 1940 | save_char = *var_end; |
| 1941 | *var_end = '\0'; |
| 1942 | value = getenv(var_beg); |
| 1943 | *var_end = save_char; |
| 1944 | val_len = value ? strlen(value) : 0; |
| 1945 | |
| 1946 | if (braces) { |
| 1947 | if (*var_end == '}') { |
| 1948 | var_end++; |
| 1949 | braces = 0; |
| 1950 | } else { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 1951 | ha_alert("parsing [%s:%d] : Variable expansion: Mismatched braces.\n", file, linenum); |
William Lallemand | b2f0745 | 2015-05-12 14:27:13 +0200 | [diff] [blame] | 1952 | err_code |= ERR_ALERT | ERR_FATAL; |
| 1953 | goto next_line; /* skip current line */ |
| 1954 | } |
| 1955 | } |
| 1956 | |
| 1957 | newlinesize = (end - thisline) - (var_end - line) + val_len + 1; |
| 1958 | |
| 1959 | /* if not enough space in thisline */ |
| 1960 | if (newlinesize > linesize) { |
| 1961 | char *newline; |
| 1962 | |
| 1963 | newline = realloc(thisline, newlinesize * sizeof(*thisline)); |
| 1964 | if (newline == NULL) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 1965 | ha_alert("parsing [%s:%d] : Variable expansion: Not enough memory.\n", file, linenum); |
William Lallemand | b2f0745 | 2015-05-12 14:27:13 +0200 | [diff] [blame] | 1966 | err_code |= ERR_ALERT | ERR_FATAL; |
| 1967 | goto next_line; /* slip current line */ |
| 1968 | } |
| 1969 | /* recompute pointers if realloc returns a new pointer */ |
| 1970 | if (newline != thisline) { |
| 1971 | int i; |
| 1972 | int diff; |
| 1973 | |
| 1974 | for (i = 0; i <= arg; i++) { |
| 1975 | diff = args[i] - thisline; |
| 1976 | args[i] = newline + diff; |
| 1977 | } |
| 1978 | |
| 1979 | diff = var_end - thisline; |
| 1980 | var_end = newline + diff; |
| 1981 | diff = end - thisline; |
| 1982 | end = newline + diff; |
| 1983 | diff = line - thisline; |
| 1984 | line = newline + diff; |
| 1985 | thisline = newline; |
| 1986 | } |
| 1987 | linesize = newlinesize; |
| 1988 | } |
| 1989 | |
| 1990 | /* insert value inside the line */ |
| 1991 | memmove(line + val_len, var_end, end - var_end + 1); |
| 1992 | memcpy(line, value, val_len); |
| 1993 | end += val_len - (var_end - line); |
| 1994 | line += val_len; |
| 1995 | } |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 1996 | else { |
| 1997 | line++; |
| 1998 | } |
| 1999 | } |
William Lallemand | b2f0745 | 2015-05-12 14:27:13 +0200 | [diff] [blame] | 2000 | |
William Lallemand | f9873ba | 2015-05-05 17:37:14 +0200 | [diff] [blame] | 2001 | if (dquote) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 2002 | ha_alert("parsing [%s:%d] : Mismatched double quotes.\n", file, linenum); |
William Lallemand | f9873ba | 2015-05-05 17:37:14 +0200 | [diff] [blame] | 2003 | err_code |= ERR_ALERT | ERR_FATAL; |
| 2004 | } |
| 2005 | |
| 2006 | if (squote) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 2007 | ha_alert("parsing [%s:%d] : Mismatched simple quotes.\n", file, linenum); |
William Lallemand | f9873ba | 2015-05-05 17:37:14 +0200 | [diff] [blame] | 2008 | err_code |= ERR_ALERT | ERR_FATAL; |
| 2009 | } |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 2010 | |
| 2011 | /* empty line */ |
| 2012 | if (!**args) |
| 2013 | continue; |
| 2014 | |
Willy Tarreau | 7bb651e | 2009-11-09 21:16:53 +0100 | [diff] [blame] | 2015 | if (*line) { |
| 2016 | /* we had to stop due to too many args. |
| 2017 | * Let's terminate the string, print the offending part then cut the |
| 2018 | * last arg. |
| 2019 | */ |
| 2020 | while (*line && *line != '#' && *line != '\n' && *line != '\r') |
| 2021 | line++; |
| 2022 | *line = '\0'; |
| 2023 | |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 2024 | ha_alert("parsing [%s:%d]: line too long, truncating at word %d, position %ld: <%s>.\n", |
| 2025 | file, linenum, arg + 1, (long)(args[arg] - thisline + 1), args[arg]); |
Willy Tarreau | 7bb651e | 2009-11-09 21:16:53 +0100 | [diff] [blame] | 2026 | err_code |= ERR_ALERT | ERR_FATAL; |
| 2027 | args[arg] = line; |
| 2028 | } |
| 2029 | |
Willy Tarreau | 540abe4 | 2007-05-02 20:50:16 +0200 | [diff] [blame] | 2030 | /* zero out remaining args and ensure that at least one entry |
| 2031 | * is zeroed out. |
| 2032 | */ |
| 2033 | while (++arg <= MAX_LINE_ARGS) { |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 2034 | args[arg] = line; |
| 2035 | } |
| 2036 | |
Willy Tarreau | 3842f00 | 2009-06-14 11:39:52 +0200 | [diff] [blame] | 2037 | /* check for keyword modifiers "no" and "default" */ |
Krzysztof Oledzki | 336d475 | 2007-12-25 02:40:22 +0100 | [diff] [blame] | 2038 | if (!strcmp(args[0], "no")) { |
William Lallemand | 0f99e34 | 2011-10-12 17:50:54 +0200 | [diff] [blame] | 2039 | char *tmp; |
| 2040 | |
Willy Tarreau | 3842f00 | 2009-06-14 11:39:52 +0200 | [diff] [blame] | 2041 | kwm = KWM_NO; |
William Lallemand | 0f99e34 | 2011-10-12 17:50:54 +0200 | [diff] [blame] | 2042 | tmp = args[0]; |
Krzysztof Oledzki | 336d475 | 2007-12-25 02:40:22 +0100 | [diff] [blame] | 2043 | for (arg=0; *args[arg+1]; arg++) |
| 2044 | args[arg] = args[arg+1]; // shift args after inversion |
William Lallemand | 0f99e34 | 2011-10-12 17:50:54 +0200 | [diff] [blame] | 2045 | *tmp = '\0'; // fix the next arg to \0 |
| 2046 | args[arg] = tmp; |
Krzysztof Oledzki | 336d475 | 2007-12-25 02:40:22 +0100 | [diff] [blame] | 2047 | } |
Willy Tarreau | 3842f00 | 2009-06-14 11:39:52 +0200 | [diff] [blame] | 2048 | else if (!strcmp(args[0], "default")) { |
| 2049 | kwm = KWM_DEF; |
| 2050 | for (arg=0; *args[arg+1]; arg++) |
| 2051 | args[arg] = args[arg+1]; // shift args after inversion |
| 2052 | } |
Krzysztof Oledzki | 336d475 | 2007-12-25 02:40:22 +0100 | [diff] [blame] | 2053 | |
William Lallemand | 0f99e34 | 2011-10-12 17:50:54 +0200 | [diff] [blame] | 2054 | if (kwm != KWM_STD && strcmp(args[0], "option") != 0 && \ |
Willy Tarreau | beb859a | 2018-11-22 18:07:59 +0100 | [diff] [blame] | 2055 | strcmp(args[0], "log") != 0 && strcmp(args[0], "busy-polling")) { |
| 2056 | ha_alert("parsing [%s:%d]: negation/default currently supported only for options, log, and busy-polling.\n", file, linenum); |
Willy Tarreau | 058e907 | 2009-07-20 09:30:05 +0200 | [diff] [blame] | 2057 | err_code |= ERR_ALERT | ERR_FATAL; |
Krzysztof Oledzki | 336d475 | 2007-12-25 02:40:22 +0100 | [diff] [blame] | 2058 | } |
| 2059 | |
Thierry FOURNIER | fa45f1d | 2014-03-18 13:54:18 +0100 | [diff] [blame] | 2060 | /* detect section start */ |
| 2061 | list_for_each_entry(ics, §ions, list) { |
| 2062 | if (strcmp(args[0], ics->section_name) == 0) { |
| 2063 | cursection = ics->section_name; |
Christopher Faulet | 7805e2b | 2018-11-30 13:50:47 +0100 | [diff] [blame] | 2064 | pcs = cs; |
Thierry FOURNIER | fa45f1d | 2014-03-18 13:54:18 +0100 | [diff] [blame] | 2065 | cs = ics; |
| 2066 | break; |
| 2067 | } |
Emeric Brun | 32da3c4 | 2010-09-23 18:39:19 +0200 | [diff] [blame] | 2068 | } |
| 2069 | |
Christopher Faulet | 7805e2b | 2018-11-30 13:50:47 +0100 | [diff] [blame] | 2070 | if (pcs && pcs->post_section_parser) { |
| 2071 | err_code |= pcs->post_section_parser(); |
| 2072 | if (err_code & ERR_ABORT) |
| 2073 | goto err; |
Christopher Faulet | 7805e2b | 2018-11-30 13:50:47 +0100 | [diff] [blame] | 2074 | } |
Christopher Faulet | bf7a959 | 2018-12-02 09:37:38 +0100 | [diff] [blame] | 2075 | pcs = NULL; |
Christopher Faulet | 7805e2b | 2018-11-30 13:50:47 +0100 | [diff] [blame] | 2076 | |
William Lallemand | d2ff56d | 2017-10-16 11:06:50 +0200 | [diff] [blame] | 2077 | if (!cs) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 2078 | ha_alert("parsing [%s:%d]: unknown keyword '%s' out of section.\n", file, linenum, args[0]); |
Willy Tarreau | 058e907 | 2009-07-20 09:30:05 +0200 | [diff] [blame] | 2079 | err_code |= ERR_ALERT | ERR_FATAL; |
William Lallemand | d2ff56d | 2017-10-16 11:06:50 +0200 | [diff] [blame] | 2080 | } else { |
William Lallemand | d2ff56d | 2017-10-16 11:06:50 +0200 | [diff] [blame] | 2081 | err_code |= cs->section_parser(file, linenum, args, kwm); |
| 2082 | if (err_code & ERR_ABORT) |
| 2083 | goto err; |
| 2084 | } |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 2085 | } |
William Lallemand | d2ff56d | 2017-10-16 11:06:50 +0200 | [diff] [blame] | 2086 | |
Christopher Faulet | bf7a959 | 2018-12-02 09:37:38 +0100 | [diff] [blame] | 2087 | if (cs && cs->post_section_parser) |
Christopher Faulet | 7805e2b | 2018-11-30 13:50:47 +0100 | [diff] [blame] | 2088 | err_code |= cs->post_section_parser(); |
William Lallemand | d2ff56d | 2017-10-16 11:06:50 +0200 | [diff] [blame] | 2089 | |
| 2090 | err: |
Christopher Faulet | 79bdef3 | 2016-11-04 22:36:15 +0100 | [diff] [blame] | 2091 | free(cfg_scope); |
| 2092 | cfg_scope = NULL; |
Willy Tarreau | 6daf343 | 2008-01-22 16:44:08 +0100 | [diff] [blame] | 2093 | cursection = NULL; |
William Lallemand | 64e8451 | 2015-05-12 14:25:37 +0200 | [diff] [blame] | 2094 | free(thisline); |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 2095 | fclose(f); |
Willy Tarreau | 058e907 | 2009-07-20 09:30:05 +0200 | [diff] [blame] | 2096 | return err_code; |
Willy Tarreau | 915e1eb | 2009-06-22 15:48:36 +0200 | [diff] [blame] | 2097 | } |
| 2098 | |
Willy Tarreau | 64ab607 | 2014-09-16 12:17:36 +0200 | [diff] [blame] | 2099 | /* This function propagates processes from frontend <from> to backend <to> so |
| 2100 | * that it is always guaranteed that a backend pointed to by a frontend is |
| 2101 | * bound to all of its processes. After that, if the target is a "listen" |
| 2102 | * instance, the function recursively descends the target's own targets along |
Willy Tarreau | 98d0485 | 2015-05-26 12:18:29 +0200 | [diff] [blame] | 2103 | * default_backend and use_backend rules. Since the bits are |
Willy Tarreau | 64ab607 | 2014-09-16 12:17:36 +0200 | [diff] [blame] | 2104 | * checked first to ensure that <to> is already bound to all processes of |
| 2105 | * <from>, there is no risk of looping and we ensure to follow the shortest |
| 2106 | * path to the destination. |
| 2107 | * |
| 2108 | * It is possible to set <to> to NULL for the first call so that the function |
| 2109 | * takes care of visiting the initial frontend in <from>. |
| 2110 | * |
| 2111 | * It is important to note that the function relies on the fact that all names |
| 2112 | * have already been resolved. |
| 2113 | */ |
| 2114 | void propagate_processes(struct proxy *from, struct proxy *to) |
| 2115 | { |
| 2116 | struct switching_rule *rule; |
Willy Tarreau | 64ab607 | 2014-09-16 12:17:36 +0200 | [diff] [blame] | 2117 | |
| 2118 | if (to) { |
| 2119 | /* check whether we need to go down */ |
| 2120 | if (from->bind_proc && |
| 2121 | (from->bind_proc & to->bind_proc) == from->bind_proc) |
| 2122 | return; |
| 2123 | |
| 2124 | if (!from->bind_proc && !to->bind_proc) |
| 2125 | return; |
| 2126 | |
| 2127 | to->bind_proc = from->bind_proc ? |
| 2128 | (to->bind_proc | from->bind_proc) : 0; |
| 2129 | |
| 2130 | /* now propagate down */ |
| 2131 | from = to; |
| 2132 | } |
| 2133 | |
Willy Tarreau | 8a95d8c | 2014-12-18 13:56:26 +0100 | [diff] [blame] | 2134 | if (!(from->cap & PR_CAP_FE)) |
Willy Tarreau | 64ab607 | 2014-09-16 12:17:36 +0200 | [diff] [blame] | 2135 | return; |
| 2136 | |
Willy Tarreau | f6b7001 | 2014-12-18 14:00:43 +0100 | [diff] [blame] | 2137 | if (from->state == PR_STSTOPPED) |
| 2138 | return; |
| 2139 | |
Willy Tarreau | 64ab607 | 2014-09-16 12:17:36 +0200 | [diff] [blame] | 2140 | /* default_backend */ |
| 2141 | if (from->defbe.be) |
| 2142 | propagate_processes(from, from->defbe.be); |
| 2143 | |
| 2144 | /* use_backend */ |
| 2145 | list_for_each_entry(rule, &from->switching_rules, list) { |
Cyril Bonté | 5163969 | 2014-10-02 19:56:25 +0200 | [diff] [blame] | 2146 | if (rule->dynamic) |
| 2147 | continue; |
Willy Tarreau | 64ab607 | 2014-09-16 12:17:36 +0200 | [diff] [blame] | 2148 | to = rule->be.backend; |
| 2149 | propagate_processes(from, to); |
| 2150 | } |
Willy Tarreau | 64ab607 | 2014-09-16 12:17:36 +0200 | [diff] [blame] | 2151 | } |
| 2152 | |
Willy Tarreau | bb92501 | 2009-07-23 13:36:36 +0200 | [diff] [blame] | 2153 | /* |
| 2154 | * Returns the error code, 0 if OK, or any combination of : |
| 2155 | * - ERR_ABORT: must abort ASAP |
| 2156 | * - ERR_FATAL: we can continue parsing but not start the service |
| 2157 | * - ERR_WARN: a warning has been emitted |
| 2158 | * - ERR_ALERT: an alert has been emitted |
| 2159 | * Only the two first ones can stop processing, the two others are just |
| 2160 | * indicators. |
| 2161 | */ |
Willy Tarreau | 915e1eb | 2009-06-22 15:48:36 +0200 | [diff] [blame] | 2162 | int check_config_validity() |
| 2163 | { |
| 2164 | int cfgerr = 0; |
| 2165 | struct proxy *curproxy = NULL; |
| 2166 | struct server *newsrv = NULL; |
Willy Tarreau | bb92501 | 2009-07-23 13:36:36 +0200 | [diff] [blame] | 2167 | int err_code = 0; |
Willy Tarreau | 53fb4ae | 2009-10-04 23:04:08 +0200 | [diff] [blame] | 2168 | unsigned int next_pxid = 1; |
Willy Tarreau | 2a65ff0 | 2012-09-13 17:54:29 +0200 | [diff] [blame] | 2169 | struct bind_conf *bind_conf; |
Thierry FOURNIER / OZON.IO | 8a4e442 | 2016-11-23 00:41:28 +0100 | [diff] [blame] | 2170 | char *err; |
William Lallemand | 48b4bb4 | 2017-10-23 14:36:34 +0200 | [diff] [blame] | 2171 | struct cfg_postparser *postparser; |
Ben Draut | 054fbee | 2018-04-13 15:43:04 -0600 | [diff] [blame] | 2172 | struct dns_resolvers *curr_resolvers = NULL; |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 2173 | |
Willy Tarreau | 2a65ff0 | 2012-09-13 17:54:29 +0200 | [diff] [blame] | 2174 | bind_conf = NULL; |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 2175 | /* |
| 2176 | * Now, check for the integrity of all that we have collected. |
| 2177 | */ |
| 2178 | |
| 2179 | /* will be needed further to delay some tasks */ |
Willy Tarreau | b0b37bc | 2008-06-23 14:00:57 +0200 | [diff] [blame] | 2180 | tv_update_date(0,1); |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 2181 | |
Willy Tarreau | 193b8c6 | 2012-11-22 00:17:38 +0100 | [diff] [blame] | 2182 | if (!global.tune.max_http_hdr) |
| 2183 | global.tune.max_http_hdr = MAX_HTTP_HDR; |
| 2184 | |
| 2185 | if (!global.tune.cookie_len) |
| 2186 | global.tune.cookie_len = CAPTURE_LEN; |
| 2187 | |
Stéphane Cottin | 23e9e93 | 2017-05-18 08:58:41 +0200 | [diff] [blame] | 2188 | if (!global.tune.requri_len) |
| 2189 | global.tune.requri_len = REQURI_LEN; |
| 2190 | |
Willy Tarreau | bafbe01 | 2017-11-24 17:34:44 +0100 | [diff] [blame] | 2191 | pool_head_requri = create_pool("requri", global.tune.requri_len , MEM_F_SHARED); |
Emeric Brun | 96fd926 | 2017-07-05 13:33:16 +0200 | [diff] [blame] | 2192 | |
Willy Tarreau | bafbe01 | 2017-11-24 17:34:44 +0100 | [diff] [blame] | 2193 | pool_head_capture = create_pool("capture", global.tune.cookie_len, MEM_F_SHARED); |
Willy Tarreau | 193b8c6 | 2012-11-22 00:17:38 +0100 | [diff] [blame] | 2194 | |
Thierry FOURNIER | 9eec0a6 | 2014-01-22 18:38:02 +0100 | [diff] [blame] | 2195 | /* Post initialisation of the users and groups lists. */ |
| 2196 | err_code = userlist_postinit(); |
| 2197 | if (err_code != ERR_NONE) |
| 2198 | goto out; |
| 2199 | |
Willy Tarreau | 55bc0f8 | 2009-03-15 14:51:53 +0100 | [diff] [blame] | 2200 | /* first, we will invert the proxy list order */ |
| 2201 | curproxy = NULL; |
Olivier Houchard | fbc74e8 | 2017-11-24 16:54:05 +0100 | [diff] [blame] | 2202 | while (proxies_list) { |
Willy Tarreau | 55bc0f8 | 2009-03-15 14:51:53 +0100 | [diff] [blame] | 2203 | struct proxy *next; |
| 2204 | |
Olivier Houchard | fbc74e8 | 2017-11-24 16:54:05 +0100 | [diff] [blame] | 2205 | next = proxies_list->next; |
| 2206 | proxies_list->next = curproxy; |
| 2207 | curproxy = proxies_list; |
Willy Tarreau | 55bc0f8 | 2009-03-15 14:51:53 +0100 | [diff] [blame] | 2208 | if (!next) |
| 2209 | break; |
Olivier Houchard | fbc74e8 | 2017-11-24 16:54:05 +0100 | [diff] [blame] | 2210 | proxies_list = next; |
Willy Tarreau | 55bc0f8 | 2009-03-15 14:51:53 +0100 | [diff] [blame] | 2211 | } |
| 2212 | |
Olivier Houchard | fbc74e8 | 2017-11-24 16:54:05 +0100 | [diff] [blame] | 2213 | for (curproxy = proxies_list; curproxy; curproxy = curproxy->next) { |
Willy Tarreau | 55ea757 | 2007-06-17 19:56:27 +0200 | [diff] [blame] | 2214 | struct switching_rule *rule; |
Willy Tarreau | 4a5cade | 2012-04-05 21:09:48 +0200 | [diff] [blame] | 2215 | struct server_rule *srule; |
Emeric Brun | b982a3d | 2010-01-04 15:45:53 +0100 | [diff] [blame] | 2216 | struct sticking_rule *mrule; |
Christopher Faulet | e4e830d | 2017-09-18 14:51:41 +0200 | [diff] [blame] | 2217 | struct act_rule *arule; |
Dragan Dosen | 1322d09 | 2015-09-22 16:05:32 +0200 | [diff] [blame] | 2218 | struct logsrv *tmplogsrv; |
Willy Tarreau | 53fb4ae | 2009-10-04 23:04:08 +0200 | [diff] [blame] | 2219 | unsigned int next_id; |
Willy Tarreau | 16a2147 | 2012-11-19 12:39:59 +0100 | [diff] [blame] | 2220 | int nbproc; |
Willy Tarreau | 53fb4ae | 2009-10-04 23:04:08 +0200 | [diff] [blame] | 2221 | |
Willy Tarreau | 050536d | 2012-10-04 08:47:34 +0200 | [diff] [blame] | 2222 | if (curproxy->uuid < 0) { |
Willy Tarreau | 53fb4ae | 2009-10-04 23:04:08 +0200 | [diff] [blame] | 2223 | /* proxy ID not set, use automatic numbering with first |
| 2224 | * spare entry starting with next_pxid. |
| 2225 | */ |
| 2226 | next_pxid = get_next_id(&used_proxy_id, next_pxid); |
| 2227 | curproxy->conf.id.key = curproxy->uuid = next_pxid; |
| 2228 | eb32_insert(&used_proxy_id, &curproxy->conf.id); |
Willy Tarreau | 53fb4ae | 2009-10-04 23:04:08 +0200 | [diff] [blame] | 2229 | } |
Krzysztof Piotr Oledzki | df5cb9f | 2010-02-05 20:58:27 +0100 | [diff] [blame] | 2230 | next_pxid++; |
| 2231 | |
Willy Tarreau | 55ea757 | 2007-06-17 19:56:27 +0200 | [diff] [blame] | 2232 | |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 2233 | if (curproxy->state == PR_STSTOPPED) { |
Willy Tarreau | da250db | 2008-10-12 12:07:48 +0200 | [diff] [blame] | 2234 | /* ensure we don't keep listeners uselessly bound */ |
| 2235 | stop_proxy(curproxy); |
Willy Tarreau | 02df774 | 2015-05-01 19:59:56 +0200 | [diff] [blame] | 2236 | free((void *)curproxy->table.peers.name); |
| 2237 | curproxy->table.peers.p = NULL; |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 2238 | continue; |
| 2239 | } |
| 2240 | |
Willy Tarreau | 102df61 | 2014-05-07 23:56:38 +0200 | [diff] [blame] | 2241 | /* Check multi-process mode compatibility for the current proxy */ |
| 2242 | |
| 2243 | if (curproxy->bind_proc) { |
| 2244 | /* an explicit bind-process was specified, let's check how many |
| 2245 | * processes remain. |
| 2246 | */ |
David Carlier | e6c3941 | 2015-07-02 07:00:17 +0000 | [diff] [blame] | 2247 | nbproc = my_popcountl(curproxy->bind_proc); |
Willy Tarreau | 102df61 | 2014-05-07 23:56:38 +0200 | [diff] [blame] | 2248 | |
Willy Tarreau | a38a717 | 2019-02-02 17:11:28 +0100 | [diff] [blame] | 2249 | curproxy->bind_proc &= all_proc_mask; |
Willy Tarreau | 102df61 | 2014-05-07 23:56:38 +0200 | [diff] [blame] | 2250 | if (!curproxy->bind_proc && nbproc == 1) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 2251 | ha_warning("Proxy '%s': the process specified on the 'bind-process' directive refers to a process number that is higher than global.nbproc. The proxy has been forced to run on process 1 only.\n", curproxy->id); |
Willy Tarreau | 102df61 | 2014-05-07 23:56:38 +0200 | [diff] [blame] | 2252 | curproxy->bind_proc = 1; |
| 2253 | } |
| 2254 | else if (!curproxy->bind_proc && nbproc > 1) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 2255 | ha_warning("Proxy '%s': all processes specified on the 'bind-process' directive refer to numbers that are all higher than global.nbproc. The directive was ignored and the proxy will run on all processes.\n", curproxy->id); |
Willy Tarreau | 102df61 | 2014-05-07 23:56:38 +0200 | [diff] [blame] | 2256 | curproxy->bind_proc = 0; |
| 2257 | } |
| 2258 | } |
| 2259 | |
Willy Tarreau | 3d20958 | 2014-05-09 17:06:11 +0200 | [diff] [blame] | 2260 | /* check and reduce the bind-proc of each listener */ |
| 2261 | list_for_each_entry(bind_conf, &curproxy->conf.bind, by_fe) { |
| 2262 | unsigned long mask; |
| 2263 | |
Willy Tarreau | 45a66cc | 2017-11-24 11:28:00 +0100 | [diff] [blame] | 2264 | /* HTTP frontends with "h2" as ALPN/NPN will work in |
| 2265 | * HTTP/2 and absolutely require buffers 16kB or larger. |
| 2266 | */ |
| 2267 | #ifdef USE_OPENSSL |
| 2268 | if (curproxy->mode == PR_MODE_HTTP && global.tune.bufsize < 16384) { |
| 2269 | #ifdef OPENSSL_NPN_NEGOTIATED |
| 2270 | /* check NPN */ |
Willy Tarreau | 4db49c0 | 2018-11-11 10:36:25 +0100 | [diff] [blame] | 2271 | if (bind_conf->ssl_conf.npn_str && strstr(bind_conf->ssl_conf.npn_str, "\002h2")) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 2272 | ha_alert("config : HTTP frontend '%s' enables HTTP/2 via NPN at [%s:%d], so global.tune.bufsize must be at least 16384 bytes (%d now).\n", |
| 2273 | curproxy->id, bind_conf->file, bind_conf->line, global.tune.bufsize); |
Willy Tarreau | 45a66cc | 2017-11-24 11:28:00 +0100 | [diff] [blame] | 2274 | cfgerr++; |
| 2275 | } |
| 2276 | #endif |
| 2277 | #ifdef TLSEXT_TYPE_application_layer_protocol_negotiation |
| 2278 | /* check ALPN */ |
Willy Tarreau | 4db49c0 | 2018-11-11 10:36:25 +0100 | [diff] [blame] | 2279 | if (bind_conf->ssl_conf.alpn_str && strstr(bind_conf->ssl_conf.alpn_str, "\002h2")) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 2280 | ha_alert("config : HTTP frontend '%s' enables HTTP/2 via ALPN at [%s:%d], so global.tune.bufsize must be at least 16384 bytes (%d now).\n", |
| 2281 | curproxy->id, bind_conf->file, bind_conf->line, global.tune.bufsize); |
Willy Tarreau | 45a66cc | 2017-11-24 11:28:00 +0100 | [diff] [blame] | 2282 | cfgerr++; |
| 2283 | } |
| 2284 | #endif |
| 2285 | } /* HTTP && bufsize < 16384 */ |
| 2286 | #endif |
| 2287 | |
Willy Tarreau | c477b6f | 2018-07-27 18:07:41 +0200 | [diff] [blame] | 2288 | /* detect and address thread affinity inconsistencies */ |
Willy Tarreau | 6daac19 | 2019-02-02 17:39:53 +0100 | [diff] [blame] | 2289 | nbproc = my_ffsl(proc_mask(bind_conf->bind_proc)) - 1; |
Willy Tarreau | 3d95717 | 2019-02-02 18:00:17 +0100 | [diff] [blame] | 2290 | mask = thread_mask(bind_conf->bind_thread[nbproc]); |
| 2291 | if (!(mask & all_threads_mask)) { |
Willy Tarreau | c477b6f | 2018-07-27 18:07:41 +0200 | [diff] [blame] | 2292 | unsigned long new_mask = 0; |
| 2293 | |
| 2294 | while (mask) { |
Willy Tarreau | 0c026f4 | 2018-08-01 19:12:20 +0200 | [diff] [blame] | 2295 | new_mask |= mask & all_threads_mask; |
Willy Tarreau | c477b6f | 2018-07-27 18:07:41 +0200 | [diff] [blame] | 2296 | mask >>= global.nbthread; |
| 2297 | } |
| 2298 | |
| 2299 | for (nbproc = 0; nbproc < LONGBITS; nbproc++) { |
| 2300 | if (!bind_conf->bind_proc || (bind_conf->bind_proc & (1UL << nbproc))) |
| 2301 | bind_conf->bind_thread[nbproc] = new_mask; |
| 2302 | } |
| 2303 | ha_warning("Proxy '%s': the thread range specified on the 'process' directive of 'bind %s' at [%s:%d] only refers to thread numbers out of the range defined by the global 'nbthread' directive. The thread numbers were remapped to existing threads instead (mask 0x%lx).\n", |
| 2304 | curproxy->id, bind_conf->arg, bind_conf->file, bind_conf->line, new_mask); |
| 2305 | } |
| 2306 | |
| 2307 | /* detect process and nbproc affinity inconsistencies */ |
Willy Tarreau | 3d20958 | 2014-05-09 17:06:11 +0200 | [diff] [blame] | 2308 | if (!bind_conf->bind_proc) |
| 2309 | continue; |
| 2310 | |
Willy Tarreau | 6daac19 | 2019-02-02 17:39:53 +0100 | [diff] [blame] | 2311 | mask = proc_mask(curproxy->bind_proc) & all_proc_mask; |
Willy Tarreau | 3d20958 | 2014-05-09 17:06:11 +0200 | [diff] [blame] | 2312 | /* mask cannot be null here thanks to the previous checks */ |
| 2313 | |
David Carlier | e6c3941 | 2015-07-02 07:00:17 +0000 | [diff] [blame] | 2314 | nbproc = my_popcountl(bind_conf->bind_proc); |
Willy Tarreau | 3d20958 | 2014-05-09 17:06:11 +0200 | [diff] [blame] | 2315 | bind_conf->bind_proc &= mask; |
| 2316 | |
| 2317 | if (!bind_conf->bind_proc && nbproc == 1) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 2318 | ha_warning("Proxy '%s': the process number specified on the 'process' directive of 'bind %s' at [%s:%d] refers to a process not covered by the proxy. This has been fixed by forcing it to run on the proxy's first process only.\n", |
| 2319 | curproxy->id, bind_conf->arg, bind_conf->file, bind_conf->line); |
Willy Tarreau | 3d20958 | 2014-05-09 17:06:11 +0200 | [diff] [blame] | 2320 | bind_conf->bind_proc = mask & ~(mask - 1); |
| 2321 | } |
| 2322 | else if (!bind_conf->bind_proc && nbproc > 1) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 2323 | ha_warning("Proxy '%s': the process range specified on the 'process' directive of 'bind %s' at [%s:%d] only refers to processes not covered by the proxy. The directive was ignored so that all of the proxy's processes are used.\n", |
| 2324 | curproxy->id, bind_conf->arg, bind_conf->file, bind_conf->line); |
Willy Tarreau | 3d20958 | 2014-05-09 17:06:11 +0200 | [diff] [blame] | 2325 | bind_conf->bind_proc = 0; |
| 2326 | } |
| 2327 | } |
| 2328 | |
Willy Tarreau | ff01a21 | 2009-03-15 13:46:16 +0100 | [diff] [blame] | 2329 | switch (curproxy->mode) { |
| 2330 | case PR_MODE_HEALTH: |
Willy Tarreau | 915e1eb | 2009-06-22 15:48:36 +0200 | [diff] [blame] | 2331 | cfgerr += proxy_cfg_ensure_no_http(curproxy); |
Willy Tarreau | ff01a21 | 2009-03-15 13:46:16 +0100 | [diff] [blame] | 2332 | if (!(curproxy->cap & PR_CAP_FE)) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 2333 | ha_alert("config : %s '%s' cannot be in health mode as it has no frontend capability.\n", |
| 2334 | proxy_type_str(curproxy), curproxy->id); |
Willy Tarreau | ff01a21 | 2009-03-15 13:46:16 +0100 | [diff] [blame] | 2335 | cfgerr++; |
| 2336 | } |
| 2337 | |
| 2338 | if (curproxy->srv != NULL) |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 2339 | ha_warning("config : servers will be ignored for %s '%s'.\n", |
| 2340 | proxy_type_str(curproxy), curproxy->id); |
Willy Tarreau | ff01a21 | 2009-03-15 13:46:16 +0100 | [diff] [blame] | 2341 | break; |
| 2342 | |
| 2343 | case PR_MODE_TCP: |
Willy Tarreau | 915e1eb | 2009-06-22 15:48:36 +0200 | [diff] [blame] | 2344 | cfgerr += proxy_cfg_ensure_no_http(curproxy); |
Willy Tarreau | ff01a21 | 2009-03-15 13:46:16 +0100 | [diff] [blame] | 2345 | break; |
| 2346 | |
| 2347 | case PR_MODE_HTTP: |
Willy Tarreau | 25320b2 | 2013-03-24 07:22:08 +0100 | [diff] [blame] | 2348 | curproxy->http_needed = 1; |
Willy Tarreau | ff01a21 | 2009-03-15 13:46:16 +0100 | [diff] [blame] | 2349 | break; |
William Lallemand | cf62f7e | 2018-10-26 14:47:40 +0200 | [diff] [blame] | 2350 | |
| 2351 | case PR_MODE_CLI: |
| 2352 | cfgerr += proxy_cfg_ensure_no_http(curproxy); |
| 2353 | break; |
Willy Tarreau | ff01a21 | 2009-03-15 13:46:16 +0100 | [diff] [blame] | 2354 | } |
| 2355 | |
Willy Tarreau | 58aa5cc | 2018-02-08 09:55:09 +0100 | [diff] [blame] | 2356 | if (curproxy != global.stats_fe && (curproxy->cap & PR_CAP_FE) && LIST_ISEMPTY(&curproxy->conf.listeners)) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 2357 | ha_warning("config : %s '%s' has no 'bind' directive. Please declare it as a backend if this was intended.\n", |
| 2358 | proxy_type_str(curproxy), curproxy->id); |
Willy Tarreau | f3934b8 | 2015-08-11 11:36:45 +0200 | [diff] [blame] | 2359 | err_code |= ERR_WARN; |
| 2360 | } |
| 2361 | |
Willy Tarreau | 3cd9af2 | 2009-03-15 14:06:41 +0100 | [diff] [blame] | 2362 | if ((curproxy->cap & PR_CAP_BE) && (curproxy->mode != PR_MODE_HEALTH)) { |
Willy Tarreau | f3e49f9 | 2009-10-03 12:21:20 +0200 | [diff] [blame] | 2363 | if (curproxy->lbprm.algo & BE_LB_KIND) { |
Willy Tarreau | 3cd9af2 | 2009-03-15 14:06:41 +0100 | [diff] [blame] | 2364 | if (curproxy->options & PR_O_TRANSP) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 2365 | ha_alert("config : %s '%s' cannot use both transparent and balance mode.\n", |
| 2366 | proxy_type_str(curproxy), curproxy->id); |
Willy Tarreau | 3cd9af2 | 2009-03-15 14:06:41 +0100 | [diff] [blame] | 2367 | cfgerr++; |
| 2368 | } |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 2369 | #ifdef WE_DONT_SUPPORT_SERVERLESS_LISTENERS |
Willy Tarreau | 3cd9af2 | 2009-03-15 14:06:41 +0100 | [diff] [blame] | 2370 | else if (curproxy->srv == NULL) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 2371 | ha_alert("config : %s '%s' needs at least 1 server in balance mode.\n", |
| 2372 | proxy_type_str(curproxy), curproxy->id); |
Willy Tarreau | 3cd9af2 | 2009-03-15 14:06:41 +0100 | [diff] [blame] | 2373 | cfgerr++; |
| 2374 | } |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 2375 | #endif |
Willy Tarreau | 1620ec3 | 2011-08-06 17:05:02 +0200 | [diff] [blame] | 2376 | else if (curproxy->options & PR_O_DISPATCH) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 2377 | ha_warning("config : dispatch address of %s '%s' will be ignored in balance mode.\n", |
| 2378 | proxy_type_str(curproxy), curproxy->id); |
Willy Tarreau | bb92501 | 2009-07-23 13:36:36 +0200 | [diff] [blame] | 2379 | err_code |= ERR_WARN; |
Willy Tarreau | 3cd9af2 | 2009-03-15 14:06:41 +0100 | [diff] [blame] | 2380 | } |
| 2381 | } |
Willy Tarreau | 1620ec3 | 2011-08-06 17:05:02 +0200 | [diff] [blame] | 2382 | else if (!(curproxy->options & (PR_O_TRANSP | PR_O_DISPATCH | PR_O_HTTP_PROXY))) { |
Willy Tarreau | 3cd9af2 | 2009-03-15 14:06:41 +0100 | [diff] [blame] | 2383 | /* If no LB algo is set in a backend, and we're not in |
| 2384 | * transparent mode, dispatch mode nor proxy mode, we |
| 2385 | * want to use balance roundrobin by default. |
| 2386 | */ |
| 2387 | curproxy->lbprm.algo &= ~BE_LB_ALGO; |
| 2388 | curproxy->lbprm.algo |= BE_LB_ALGO_RR; |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 2389 | } |
| 2390 | } |
Willy Tarreau | 193cf93 | 2007-09-17 10:17:23 +0200 | [diff] [blame] | 2391 | |
Willy Tarreau | 1620ec3 | 2011-08-06 17:05:02 +0200 | [diff] [blame] | 2392 | if (curproxy->options & PR_O_DISPATCH) |
| 2393 | curproxy->options &= ~(PR_O_TRANSP | PR_O_HTTP_PROXY); |
| 2394 | else if (curproxy->options & PR_O_HTTP_PROXY) |
| 2395 | curproxy->options &= ~(PR_O_DISPATCH | PR_O_TRANSP); |
| 2396 | else if (curproxy->options & PR_O_TRANSP) |
| 2397 | curproxy->options &= ~(PR_O_DISPATCH | PR_O_HTTP_PROXY); |
Willy Tarreau | 8293658 | 2007-11-30 15:20:09 +0100 | [diff] [blame] | 2398 | |
Willy Tarreau | 1620ec3 | 2011-08-06 17:05:02 +0200 | [diff] [blame] | 2399 | if ((curproxy->options2 & PR_O2_CHK_ANY) != PR_O2_HTTP_CHK) { |
| 2400 | if (curproxy->options & PR_O_DISABLE404) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 2401 | ha_warning("config : '%s' will be ignored for %s '%s' (requires 'option httpchk').\n", |
| 2402 | "disable-on-404", proxy_type_str(curproxy), curproxy->id); |
Willy Tarreau | 1620ec3 | 2011-08-06 17:05:02 +0200 | [diff] [blame] | 2403 | err_code |= ERR_WARN; |
| 2404 | curproxy->options &= ~PR_O_DISABLE404; |
| 2405 | } |
| 2406 | if (curproxy->options2 & PR_O2_CHK_SNDST) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 2407 | ha_warning("config : '%s' will be ignored for %s '%s' (requires 'option httpchk').\n", |
| 2408 | "send-state", proxy_type_str(curproxy), curproxy->id); |
Willy Tarreau | 1620ec3 | 2011-08-06 17:05:02 +0200 | [diff] [blame] | 2409 | err_code |= ERR_WARN; |
| 2410 | curproxy->options &= ~PR_O2_CHK_SNDST; |
| 2411 | } |
Willy Tarreau | ef78104 | 2010-01-27 11:53:01 +0100 | [diff] [blame] | 2412 | } |
| 2413 | |
Simon Horman | 98637e5 | 2014-06-20 12:30:16 +0900 | [diff] [blame] | 2414 | if ((curproxy->options2 & PR_O2_CHK_ANY) == PR_O2_EXT_CHK) { |
| 2415 | if (!global.external_check) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 2416 | ha_alert("Proxy '%s' : '%s' unable to find required 'global.external-check'.\n", |
| 2417 | curproxy->id, "option external-check"); |
Simon Horman | 98637e5 | 2014-06-20 12:30:16 +0900 | [diff] [blame] | 2418 | cfgerr++; |
| 2419 | } |
| 2420 | if (!curproxy->check_command) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 2421 | ha_alert("Proxy '%s' : '%s' unable to find required 'external-check command'.\n", |
| 2422 | curproxy->id, "option external-check"); |
Simon Horman | 98637e5 | 2014-06-20 12:30:16 +0900 | [diff] [blame] | 2423 | cfgerr++; |
| 2424 | } |
| 2425 | } |
| 2426 | |
Simon Horman | 64e3416 | 2015-02-06 11:11:57 +0900 | [diff] [blame] | 2427 | if (curproxy->email_alert.set) { |
Simon Horman | 0ba0e4a | 2015-01-30 11:23:00 +0900 | [diff] [blame] | 2428 | if (!(curproxy->email_alert.mailers.name && curproxy->email_alert.from && curproxy->email_alert.to)) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 2429 | ha_warning("config : 'email-alert' will be ignored for %s '%s' (the presence any of " |
| 2430 | "'email-alert from', 'email-alert level' 'email-alert mailers', " |
| 2431 | "'email-alert myhostname', or 'email-alert to' " |
| 2432 | "requires each of 'email-alert from', 'email-alert mailers' and 'email-alert to' " |
| 2433 | "to be present).\n", |
| 2434 | proxy_type_str(curproxy), curproxy->id); |
Simon Horman | 0ba0e4a | 2015-01-30 11:23:00 +0900 | [diff] [blame] | 2435 | err_code |= ERR_WARN; |
| 2436 | free_email_alert(curproxy); |
| 2437 | } |
| 2438 | if (!curproxy->email_alert.myhostname) |
Cyril Bonté | e22bfd6 | 2015-12-04 03:07:07 +0100 | [diff] [blame] | 2439 | curproxy->email_alert.myhostname = strdup(hostname); |
Simon Horman | 9dc4996 | 2015-01-30 11:22:59 +0900 | [diff] [blame] | 2440 | } |
| 2441 | |
Simon Horman | 98637e5 | 2014-06-20 12:30:16 +0900 | [diff] [blame] | 2442 | if (curproxy->check_command) { |
| 2443 | int clear = 0; |
| 2444 | if ((curproxy->options2 & PR_O2_CHK_ANY) != PR_O2_EXT_CHK) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 2445 | ha_warning("config : '%s' will be ignored for %s '%s' (requires 'option external-check').\n", |
| 2446 | "external-check command", proxy_type_str(curproxy), curproxy->id); |
Simon Horman | 98637e5 | 2014-06-20 12:30:16 +0900 | [diff] [blame] | 2447 | err_code |= ERR_WARN; |
| 2448 | clear = 1; |
| 2449 | } |
| 2450 | if (curproxy->check_command[0] != '/' && !curproxy->check_path) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 2451 | ha_alert("Proxy '%s': '%s' does not have a leading '/' and 'external-check path' is not set.\n", |
| 2452 | curproxy->id, "external-check command"); |
Simon Horman | 98637e5 | 2014-06-20 12:30:16 +0900 | [diff] [blame] | 2453 | cfgerr++; |
| 2454 | } |
| 2455 | if (clear) { |
| 2456 | free(curproxy->check_command); |
| 2457 | curproxy->check_command = NULL; |
| 2458 | } |
| 2459 | } |
| 2460 | |
| 2461 | if (curproxy->check_path) { |
| 2462 | if ((curproxy->options2 & PR_O2_CHK_ANY) != PR_O2_EXT_CHK) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 2463 | ha_warning("config : '%s' will be ignored for %s '%s' (requires 'option external-check').\n", |
| 2464 | "external-check path", proxy_type_str(curproxy), curproxy->id); |
Simon Horman | 98637e5 | 2014-06-20 12:30:16 +0900 | [diff] [blame] | 2465 | err_code |= ERR_WARN; |
| 2466 | free(curproxy->check_path); |
| 2467 | curproxy->check_path = NULL; |
| 2468 | } |
| 2469 | } |
| 2470 | |
Willy Tarreau | 5fdfb91 | 2007-01-01 23:11:07 +0100 | [diff] [blame] | 2471 | /* if a default backend was specified, let's find it */ |
| 2472 | if (curproxy->defbe.name) { |
| 2473 | struct proxy *target; |
| 2474 | |
Willy Tarreau | afb3992 | 2015-05-26 12:04:09 +0200 | [diff] [blame] | 2475 | target = proxy_be_by_name(curproxy->defbe.name); |
Krzysztof Piotr Oledzki | 6eb730d | 2007-11-03 23:41:58 +0100 | [diff] [blame] | 2476 | if (!target) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 2477 | ha_alert("Proxy '%s': unable to find required default_backend: '%s'.\n", |
| 2478 | curproxy->id, curproxy->defbe.name); |
Willy Tarreau | 5fdfb91 | 2007-01-01 23:11:07 +0100 | [diff] [blame] | 2479 | cfgerr++; |
| 2480 | } else if (target == curproxy) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 2481 | ha_alert("Proxy '%s': loop detected for default_backend: '%s'.\n", |
| 2482 | curproxy->id, curproxy->defbe.name); |
Willy Tarreau | bb92501 | 2009-07-23 13:36:36 +0200 | [diff] [blame] | 2483 | cfgerr++; |
Willy Tarreau | afb3992 | 2015-05-26 12:04:09 +0200 | [diff] [blame] | 2484 | } else if (target->mode != curproxy->mode && |
| 2485 | !(curproxy->mode == PR_MODE_TCP && target->mode == PR_MODE_HTTP)) { |
| 2486 | |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 2487 | ha_alert("%s %s '%s' (%s:%d) tries to use incompatible %s %s '%s' (%s:%d) as its default backend (see 'mode').\n", |
| 2488 | proxy_mode_str(curproxy->mode), proxy_type_str(curproxy), curproxy->id, |
| 2489 | curproxy->conf.file, curproxy->conf.line, |
| 2490 | proxy_mode_str(target->mode), proxy_type_str(target), target->id, |
| 2491 | target->conf.file, target->conf.line); |
Willy Tarreau | afb3992 | 2015-05-26 12:04:09 +0200 | [diff] [blame] | 2492 | cfgerr++; |
Willy Tarreau | 68ad3a4 | 2018-10-22 11:49:15 +0200 | [diff] [blame] | 2493 | } else if ((curproxy->options2 ^ target->options2) & PR_O2_USE_HTX) { |
| 2494 | ha_alert("%s %s '%s' (%s:%d) tries to use %s %s '%s' (%s:%d) as its default backend, both of which disagree on 'option http-use-htx'.\n", |
| 2495 | proxy_mode_str(curproxy->mode), proxy_type_str(curproxy), curproxy->id, |
| 2496 | curproxy->conf.file, curproxy->conf.line, |
| 2497 | proxy_mode_str(target->mode), proxy_type_str(target), target->id, |
| 2498 | target->conf.file, target->conf.line); |
| 2499 | cfgerr++; |
Willy Tarreau | 5fdfb91 | 2007-01-01 23:11:07 +0100 | [diff] [blame] | 2500 | } else { |
| 2501 | free(curproxy->defbe.name); |
| 2502 | curproxy->defbe.be = target; |
Emeric Brun | 3f78357 | 2017-01-12 11:21:28 +0100 | [diff] [blame] | 2503 | /* Update tot_fe_maxconn for a further fullconn's computation */ |
| 2504 | target->tot_fe_maxconn += curproxy->maxconn; |
Willy Tarreau | ff67813 | 2012-02-13 14:32:34 +0100 | [diff] [blame] | 2505 | /* Emit a warning if this proxy also has some servers */ |
| 2506 | if (curproxy->srv) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 2507 | ha_warning("In proxy '%s', the 'default_backend' rule always has precedence over the servers, which will never be used.\n", |
| 2508 | curproxy->id); |
Willy Tarreau | ff67813 | 2012-02-13 14:32:34 +0100 | [diff] [blame] | 2509 | err_code |= ERR_WARN; |
| 2510 | } |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 2511 | } |
| 2512 | } |
| 2513 | |
Emeric Brun | 3f78357 | 2017-01-12 11:21:28 +0100 | [diff] [blame] | 2514 | if (!curproxy->defbe.be && (curproxy->cap & PR_CAP_LISTEN) == PR_CAP_LISTEN) { |
| 2515 | /* Case of listen without default backend |
| 2516 | * The curproxy will be its own default backend |
| 2517 | * so we update tot_fe_maxconn for a further |
| 2518 | * fullconn's computation */ |
| 2519 | curproxy->tot_fe_maxconn += curproxy->maxconn; |
| 2520 | } |
| 2521 | |
Willy Tarreau | 55ea757 | 2007-06-17 19:56:27 +0200 | [diff] [blame] | 2522 | /* find the target proxy for 'use_backend' rules */ |
| 2523 | list_for_each_entry(rule, &curproxy->switching_rules, list) { |
Willy Tarreau | 55ea757 | 2007-06-17 19:56:27 +0200 | [diff] [blame] | 2524 | struct proxy *target; |
Bertrand Jacquin | 702d44f | 2013-11-19 11:43:06 +0100 | [diff] [blame] | 2525 | struct logformat_node *node; |
| 2526 | char *pxname; |
| 2527 | |
| 2528 | /* Try to parse the string as a log format expression. If the result |
| 2529 | * of the parsing is only one entry containing a simple string, then |
| 2530 | * it's a standard string corresponding to a static rule, thus the |
| 2531 | * parsing is cancelled and be.name is restored to be resolved. |
| 2532 | */ |
| 2533 | pxname = rule->be.name; |
| 2534 | LIST_INIT(&rule->be.expr); |
Thierry FOURNIER / OZON.IO | 4ed1c95 | 2016-11-24 23:57:54 +0100 | [diff] [blame] | 2535 | curproxy->conf.args.ctx = ARGC_UBK; |
| 2536 | curproxy->conf.args.file = rule->file; |
| 2537 | curproxy->conf.args.line = rule->line; |
Thierry FOURNIER / OZON.IO | 8a4e442 | 2016-11-23 00:41:28 +0100 | [diff] [blame] | 2538 | err = NULL; |
| 2539 | if (!parse_logformat_string(pxname, curproxy, &rule->be.expr, 0, SMP_VAL_FE_HRQ_HDR, &err)) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 2540 | ha_alert("Parsing [%s:%d]: failed to parse use_backend rule '%s' : %s.\n", |
| 2541 | rule->file, rule->line, pxname, err); |
Thierry FOURNIER / OZON.IO | 8a4e442 | 2016-11-23 00:41:28 +0100 | [diff] [blame] | 2542 | free(err); |
Thierry FOURNIER / OZON.IO | 59fd511 | 2016-11-22 23:50:02 +0100 | [diff] [blame] | 2543 | cfgerr++; |
| 2544 | continue; |
| 2545 | } |
Bertrand Jacquin | 702d44f | 2013-11-19 11:43:06 +0100 | [diff] [blame] | 2546 | node = LIST_NEXT(&rule->be.expr, struct logformat_node *, list); |
| 2547 | |
| 2548 | if (!LIST_ISEMPTY(&rule->be.expr)) { |
| 2549 | if (node->type != LOG_FMT_TEXT || node->list.n != &rule->be.expr) { |
| 2550 | rule->dynamic = 1; |
| 2551 | free(pxname); |
| 2552 | continue; |
| 2553 | } |
| 2554 | /* simple string: free the expression and fall back to static rule */ |
| 2555 | free(node->arg); |
| 2556 | free(node); |
| 2557 | } |
| 2558 | |
| 2559 | rule->dynamic = 0; |
| 2560 | rule->be.name = pxname; |
Willy Tarreau | 55ea757 | 2007-06-17 19:56:27 +0200 | [diff] [blame] | 2561 | |
Willy Tarreau | afb3992 | 2015-05-26 12:04:09 +0200 | [diff] [blame] | 2562 | target = proxy_be_by_name(rule->be.name); |
Krzysztof Piotr Oledzki | 6eb730d | 2007-11-03 23:41:58 +0100 | [diff] [blame] | 2563 | if (!target) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 2564 | ha_alert("Proxy '%s': unable to find required use_backend: '%s'.\n", |
| 2565 | curproxy->id, rule->be.name); |
Willy Tarreau | 55ea757 | 2007-06-17 19:56:27 +0200 | [diff] [blame] | 2566 | cfgerr++; |
| 2567 | } else if (target == curproxy) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 2568 | ha_alert("Proxy '%s': loop detected for use_backend: '%s'.\n", |
| 2569 | curproxy->id, rule->be.name); |
Willy Tarreau | 55ea757 | 2007-06-17 19:56:27 +0200 | [diff] [blame] | 2570 | cfgerr++; |
Willy Tarreau | afb3992 | 2015-05-26 12:04:09 +0200 | [diff] [blame] | 2571 | } else if (target->mode != curproxy->mode && |
| 2572 | !(curproxy->mode == PR_MODE_TCP && target->mode == PR_MODE_HTTP)) { |
| 2573 | |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 2574 | ha_alert("%s %s '%s' (%s:%d) tries to use incompatible %s %s '%s' (%s:%d) in a 'use_backend' rule (see 'mode').\n", |
| 2575 | proxy_mode_str(curproxy->mode), proxy_type_str(curproxy), curproxy->id, |
| 2576 | curproxy->conf.file, curproxy->conf.line, |
| 2577 | proxy_mode_str(target->mode), proxy_type_str(target), target->id, |
| 2578 | target->conf.file, target->conf.line); |
Willy Tarreau | afb3992 | 2015-05-26 12:04:09 +0200 | [diff] [blame] | 2579 | cfgerr++; |
Willy Tarreau | 68ad3a4 | 2018-10-22 11:49:15 +0200 | [diff] [blame] | 2580 | } else if ((curproxy->options2 ^ target->options2) & PR_O2_USE_HTX) { |
| 2581 | ha_alert("%s %s '%s' (%s:%d) tries to use %s %s '%s' (%s:%d) in a 'use_backend' rule, both of which disagree on 'option http-use-htx'.\n", |
| 2582 | proxy_mode_str(curproxy->mode), proxy_type_str(curproxy), curproxy->id, |
| 2583 | curproxy->conf.file, curproxy->conf.line, |
| 2584 | proxy_mode_str(target->mode), proxy_type_str(target), target->id, |
| 2585 | target->conf.file, target->conf.line); |
| 2586 | cfgerr++; |
Willy Tarreau | 55ea757 | 2007-06-17 19:56:27 +0200 | [diff] [blame] | 2587 | } else { |
| 2588 | free((void *)rule->be.name); |
| 2589 | rule->be.backend = target; |
Emeric Brun | 3f78357 | 2017-01-12 11:21:28 +0100 | [diff] [blame] | 2590 | /* For each target of switching rules, we update |
| 2591 | * their tot_fe_maxconn, except if a previous rule point |
| 2592 | * on the same backend or on the default backend */ |
| 2593 | if (rule->be.backend != curproxy->defbe.be) { |
| 2594 | struct switching_rule *swrule; |
| 2595 | |
| 2596 | list_for_each_entry(swrule, &curproxy->switching_rules, list) { |
| 2597 | if (rule == swrule) { |
| 2598 | target->tot_fe_maxconn += curproxy->maxconn; |
| 2599 | break; |
| 2600 | } |
| 2601 | else if (!swrule->dynamic && swrule->be.backend == rule->be.backend) { |
| 2602 | /* there is multiple ref of this backend */ |
| 2603 | break; |
| 2604 | } |
| 2605 | } |
| 2606 | } |
Willy Tarreau | 55ea757 | 2007-06-17 19:56:27 +0200 | [diff] [blame] | 2607 | } |
Willy Tarreau | 4a5cade | 2012-04-05 21:09:48 +0200 | [diff] [blame] | 2608 | } |
| 2609 | |
Willy Tarreau | 64ab607 | 2014-09-16 12:17:36 +0200 | [diff] [blame] | 2610 | /* find the target server for 'use_server' rules */ |
Willy Tarreau | 4a5cade | 2012-04-05 21:09:48 +0200 | [diff] [blame] | 2611 | list_for_each_entry(srule, &curproxy->server_rules, list) { |
| 2612 | struct server *target = findserver(curproxy, srule->srv.name); |
| 2613 | |
| 2614 | if (!target) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 2615 | ha_alert("config : %s '%s' : unable to find server '%s' referenced in a 'use-server' rule.\n", |
| 2616 | proxy_type_str(curproxy), curproxy->id, srule->srv.name); |
Willy Tarreau | 4a5cade | 2012-04-05 21:09:48 +0200 | [diff] [blame] | 2617 | cfgerr++; |
| 2618 | continue; |
| 2619 | } |
| 2620 | free((void *)srule->srv.name); |
| 2621 | srule->srv.ptr = target; |
Willy Tarreau | 55ea757 | 2007-06-17 19:56:27 +0200 | [diff] [blame] | 2622 | } |
| 2623 | |
Emeric Brun | b982a3d | 2010-01-04 15:45:53 +0100 | [diff] [blame] | 2624 | /* find the target table for 'stick' rules */ |
| 2625 | list_for_each_entry(mrule, &curproxy->sticking_rules, list) { |
| 2626 | struct proxy *target; |
| 2627 | |
Emeric Brun | 1d33b29 | 2010-01-04 15:47:17 +0100 | [diff] [blame] | 2628 | curproxy->be_req_ana |= AN_REQ_STICKING_RULES; |
| 2629 | if (mrule->flags & STK_IS_STORE) |
| 2630 | curproxy->be_rsp_ana |= AN_RES_STORE_RULES; |
| 2631 | |
Emeric Brun | b982a3d | 2010-01-04 15:45:53 +0100 | [diff] [blame] | 2632 | if (mrule->table.name) |
Willy Tarreau | 9e0bb10 | 2015-05-26 11:24:42 +0200 | [diff] [blame] | 2633 | target = proxy_tbl_by_name(mrule->table.name); |
Emeric Brun | b982a3d | 2010-01-04 15:45:53 +0100 | [diff] [blame] | 2634 | else |
| 2635 | target = curproxy; |
| 2636 | |
| 2637 | if (!target) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 2638 | ha_alert("Proxy '%s': unable to find stick-table '%s'.\n", |
| 2639 | curproxy->id, mrule->table.name); |
Emeric Brun | b982a3d | 2010-01-04 15:45:53 +0100 | [diff] [blame] | 2640 | cfgerr++; |
| 2641 | } |
| 2642 | else if (target->table.size == 0) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 2643 | ha_alert("Proxy '%s': stick-table '%s' used but not configured.\n", |
| 2644 | curproxy->id, mrule->table.name ? mrule->table.name : curproxy->id); |
Emeric Brun | b982a3d | 2010-01-04 15:45:53 +0100 | [diff] [blame] | 2645 | cfgerr++; |
| 2646 | } |
Willy Tarreau | 1278578 | 2012-04-27 21:37:17 +0200 | [diff] [blame] | 2647 | else if (!stktable_compatible_sample(mrule->expr, target->table.type)) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 2648 | ha_alert("Proxy '%s': type of fetch not usable with type of stick-table '%s'.\n", |
| 2649 | curproxy->id, mrule->table.name ? mrule->table.name : curproxy->id); |
Emeric Brun | b982a3d | 2010-01-04 15:45:53 +0100 | [diff] [blame] | 2650 | cfgerr++; |
| 2651 | } |
Willy Tarreau | 151e1ca | 2019-02-05 11:38:38 +0100 | [diff] [blame] | 2652 | else if (curproxy->bind_proc & ~target->bind_proc) { |
| 2653 | ha_alert("Proxy '%s': stick-table '%s' referenced 'stick-store' rule not present on all processes covered by proxy '%s'.\n", |
| 2654 | curproxy->id, target->id, curproxy->id); |
Willy Tarreau | 1a0fe3b | 2019-02-06 10:25:07 +0100 | [diff] [blame] | 2655 | cfgerr++; |
Willy Tarreau | 151e1ca | 2019-02-05 11:38:38 +0100 | [diff] [blame] | 2656 | } |
Emeric Brun | b982a3d | 2010-01-04 15:45:53 +0100 | [diff] [blame] | 2657 | else { |
| 2658 | free((void *)mrule->table.name); |
| 2659 | mrule->table.t = &(target->table); |
Willy Tarreau | 888617d | 2010-06-20 09:11:39 +0200 | [diff] [blame] | 2660 | stktable_alloc_data_type(&target->table, STKTABLE_DT_SERVER_ID, NULL); |
Emeric Brun | b982a3d | 2010-01-04 15:45:53 +0100 | [diff] [blame] | 2661 | } |
| 2662 | } |
| 2663 | |
| 2664 | /* find the target table for 'store response' rules */ |
| 2665 | list_for_each_entry(mrule, &curproxy->storersp_rules, list) { |
| 2666 | struct proxy *target; |
| 2667 | |
Emeric Brun | 1d33b29 | 2010-01-04 15:47:17 +0100 | [diff] [blame] | 2668 | curproxy->be_rsp_ana |= AN_RES_STORE_RULES; |
| 2669 | |
Emeric Brun | b982a3d | 2010-01-04 15:45:53 +0100 | [diff] [blame] | 2670 | if (mrule->table.name) |
Willy Tarreau | 9e0bb10 | 2015-05-26 11:24:42 +0200 | [diff] [blame] | 2671 | target = proxy_tbl_by_name(mrule->table.name); |
Emeric Brun | b982a3d | 2010-01-04 15:45:53 +0100 | [diff] [blame] | 2672 | else |
| 2673 | target = curproxy; |
| 2674 | |
| 2675 | if (!target) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 2676 | ha_alert("Proxy '%s': unable to find store table '%s'.\n", |
| 2677 | curproxy->id, mrule->table.name); |
Emeric Brun | b982a3d | 2010-01-04 15:45:53 +0100 | [diff] [blame] | 2678 | cfgerr++; |
| 2679 | } |
| 2680 | else if (target->table.size == 0) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 2681 | ha_alert("Proxy '%s': stick-table '%s' used but not configured.\n", |
| 2682 | curproxy->id, mrule->table.name ? mrule->table.name : curproxy->id); |
Emeric Brun | b982a3d | 2010-01-04 15:45:53 +0100 | [diff] [blame] | 2683 | cfgerr++; |
| 2684 | } |
Willy Tarreau | 1278578 | 2012-04-27 21:37:17 +0200 | [diff] [blame] | 2685 | else if (!stktable_compatible_sample(mrule->expr, target->table.type)) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 2686 | ha_alert("Proxy '%s': type of fetch not usable with type of stick-table '%s'.\n", |
| 2687 | curproxy->id, mrule->table.name ? mrule->table.name : curproxy->id); |
Emeric Brun | b982a3d | 2010-01-04 15:45:53 +0100 | [diff] [blame] | 2688 | cfgerr++; |
| 2689 | } |
Willy Tarreau | 151e1ca | 2019-02-05 11:38:38 +0100 | [diff] [blame] | 2690 | else if (curproxy->bind_proc & ~target->bind_proc) { |
| 2691 | ha_alert("Proxy '%s': stick-table '%s' referenced 'stick-store' rule not present on all processes covered by proxy '%s'.\n", |
| 2692 | curproxy->id, target->id, curproxy->id); |
Willy Tarreau | 1a0fe3b | 2019-02-06 10:25:07 +0100 | [diff] [blame] | 2693 | cfgerr++; |
Willy Tarreau | 151e1ca | 2019-02-05 11:38:38 +0100 | [diff] [blame] | 2694 | } |
Emeric Brun | b982a3d | 2010-01-04 15:45:53 +0100 | [diff] [blame] | 2695 | else { |
| 2696 | free((void *)mrule->table.name); |
| 2697 | mrule->table.t = &(target->table); |
Willy Tarreau | 888617d | 2010-06-20 09:11:39 +0200 | [diff] [blame] | 2698 | stktable_alloc_data_type(&target->table, STKTABLE_DT_SERVER_ID, NULL); |
Emeric Brun | b982a3d | 2010-01-04 15:45:53 +0100 | [diff] [blame] | 2699 | } |
| 2700 | } |
| 2701 | |
Christopher Faulet | e4e830d | 2017-09-18 14:51:41 +0200 | [diff] [blame] | 2702 | /* check validity for 'tcp-request' layer 4 rules */ |
| 2703 | list_for_each_entry(arule, &curproxy->tcp_req.l4_rules, list) { |
| 2704 | err = NULL; |
| 2705 | if (arule->check_ptr && !arule->check_ptr(arule, curproxy, &err)) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 2706 | ha_alert("Proxy '%s': %s.\n", curproxy->id, err); |
Christopher Faulet | e4e830d | 2017-09-18 14:51:41 +0200 | [diff] [blame] | 2707 | free(err); |
Willy Tarreau | 5f53de7 | 2012-12-12 00:25:44 +0100 | [diff] [blame] | 2708 | cfgerr++; |
| 2709 | } |
Willy Tarreau | d1f9652 | 2010-08-03 19:34:32 +0200 | [diff] [blame] | 2710 | } |
| 2711 | |
Christopher Faulet | e4e830d | 2017-09-18 14:51:41 +0200 | [diff] [blame] | 2712 | /* check validity for 'tcp-request' layer 5 rules */ |
| 2713 | list_for_each_entry(arule, &curproxy->tcp_req.l5_rules, list) { |
| 2714 | err = NULL; |
| 2715 | if (arule->check_ptr && !arule->check_ptr(arule, curproxy, &err)) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 2716 | ha_alert("Proxy '%s': %s.\n", curproxy->id, err); |
Christopher Faulet | e4e830d | 2017-09-18 14:51:41 +0200 | [diff] [blame] | 2717 | free(err); |
Baptiste Assmann | e954493 | 2015-11-03 23:31:35 +0100 | [diff] [blame] | 2718 | cfgerr++; |
| 2719 | } |
| 2720 | } |
| 2721 | |
Christopher Faulet | e4e830d | 2017-09-18 14:51:41 +0200 | [diff] [blame] | 2722 | /* check validity for 'tcp-request' layer 6 rules */ |
| 2723 | list_for_each_entry(arule, &curproxy->tcp_req.inspect_rules, list) { |
| 2724 | err = NULL; |
| 2725 | if (arule->check_ptr && !arule->check_ptr(arule, curproxy, &err)) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 2726 | ha_alert("Proxy '%s': %s.\n", curproxy->id, err); |
Christopher Faulet | e4e830d | 2017-09-18 14:51:41 +0200 | [diff] [blame] | 2727 | free(err); |
Baptiste Assmann | e954493 | 2015-11-03 23:31:35 +0100 | [diff] [blame] | 2728 | cfgerr++; |
| 2729 | } |
| 2730 | } |
| 2731 | |
Christopher Faulet | e4e830d | 2017-09-18 14:51:41 +0200 | [diff] [blame] | 2732 | /* check validity for 'http-request' layer 7 rules */ |
| 2733 | list_for_each_entry(arule, &curproxy->http_req_rules, list) { |
| 2734 | err = NULL; |
| 2735 | if (arule->check_ptr && !arule->check_ptr(arule, curproxy, &err)) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 2736 | ha_alert("Proxy '%s': %s.\n", curproxy->id, err); |
Christopher Faulet | e4e830d | 2017-09-18 14:51:41 +0200 | [diff] [blame] | 2737 | free(err); |
Ruoshan Huang | e4edc6b | 2016-07-14 15:07:45 +0800 | [diff] [blame] | 2738 | cfgerr++; |
| 2739 | } |
Ruoshan Huang | e4edc6b | 2016-07-14 15:07:45 +0800 | [diff] [blame] | 2740 | } |
| 2741 | |
Christopher Faulet | e4e830d | 2017-09-18 14:51:41 +0200 | [diff] [blame] | 2742 | /* check validity for 'http-response' layer 7 rules */ |
| 2743 | list_for_each_entry(arule, &curproxy->http_res_rules, list) { |
| 2744 | err = NULL; |
| 2745 | if (arule->check_ptr && !arule->check_ptr(arule, curproxy, &err)) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 2746 | ha_alert("Proxy '%s': %s.\n", curproxy->id, err); |
Christopher Faulet | e4e830d | 2017-09-18 14:51:41 +0200 | [diff] [blame] | 2747 | free(err); |
Willy Tarreau | 09448f7 | 2014-06-25 18:12:15 +0200 | [diff] [blame] | 2748 | cfgerr++; |
| 2749 | } |
Willy Tarreau | 09448f7 | 2014-06-25 18:12:15 +0200 | [diff] [blame] | 2750 | } |
| 2751 | |
Willy Tarreau | b3dc39d | 2014-04-28 22:06:57 +0200 | [diff] [blame] | 2752 | /* move any "block" rules at the beginning of the http-request rules */ |
| 2753 | if (!LIST_ISEMPTY(&curproxy->block_rules)) { |
| 2754 | /* insert block_rules into http_req_rules at the beginning */ |
| 2755 | curproxy->block_rules.p->n = curproxy->http_req_rules.n; |
| 2756 | curproxy->http_req_rules.n->p = curproxy->block_rules.p; |
| 2757 | curproxy->block_rules.n->p = &curproxy->http_req_rules; |
| 2758 | curproxy->http_req_rules.n = curproxy->block_rules.n; |
| 2759 | LIST_INIT(&curproxy->block_rules); |
| 2760 | } |
| 2761 | |
Emeric Brun | 32da3c4 | 2010-09-23 18:39:19 +0200 | [diff] [blame] | 2762 | if (curproxy->table.peers.name) { |
Frédéric Lécaille | ed2b4a6 | 2017-07-13 09:07:09 +0200 | [diff] [blame] | 2763 | struct peers *curpeers; |
Emeric Brun | 32da3c4 | 2010-09-23 18:39:19 +0200 | [diff] [blame] | 2764 | |
Frédéric Lécaille | ed2b4a6 | 2017-07-13 09:07:09 +0200 | [diff] [blame] | 2765 | for (curpeers = cfg_peers; curpeers; curpeers = curpeers->next) { |
Emeric Brun | 32da3c4 | 2010-09-23 18:39:19 +0200 | [diff] [blame] | 2766 | if (strcmp(curpeers->id, curproxy->table.peers.name) == 0) { |
| 2767 | free((void *)curproxy->table.peers.name); |
Willy Tarreau | 973ca49 | 2013-01-17 21:34:52 +0100 | [diff] [blame] | 2768 | curproxy->table.peers.p = curpeers; |
Emeric Brun | 32da3c4 | 2010-09-23 18:39:19 +0200 | [diff] [blame] | 2769 | break; |
| 2770 | } |
| 2771 | } |
| 2772 | |
| 2773 | if (!curpeers) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 2774 | ha_alert("Proxy '%s': unable to find sync peers '%s'.\n", |
| 2775 | curproxy->id, curproxy->table.peers.name); |
Willy Tarreau | d66bf96 | 2011-10-28 14:16:49 +0200 | [diff] [blame] | 2776 | free((void *)curproxy->table.peers.name); |
| 2777 | curproxy->table.peers.p = NULL; |
Emeric Brun | 32da3c4 | 2010-09-23 18:39:19 +0200 | [diff] [blame] | 2778 | cfgerr++; |
| 2779 | } |
Willy Tarreau | 77e4bd1 | 2015-05-01 20:02:17 +0200 | [diff] [blame] | 2780 | else if (curpeers->state == PR_STSTOPPED) { |
| 2781 | /* silently disable this peers section */ |
| 2782 | curproxy->table.peers.p = NULL; |
| 2783 | } |
Emeric Brun | 32da3c4 | 2010-09-23 18:39:19 +0200 | [diff] [blame] | 2784 | else if (!curpeers->peers_fe) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 2785 | ha_alert("Proxy '%s': unable to find local peer '%s' in peers section '%s'.\n", |
| 2786 | curproxy->id, localpeer, curpeers->id); |
Willy Tarreau | d66bf96 | 2011-10-28 14:16:49 +0200 | [diff] [blame] | 2787 | curproxy->table.peers.p = NULL; |
Emeric Brun | 32da3c4 | 2010-09-23 18:39:19 +0200 | [diff] [blame] | 2788 | cfgerr++; |
| 2789 | } |
| 2790 | } |
| 2791 | |
Simon Horman | 9dc4996 | 2015-01-30 11:22:59 +0900 | [diff] [blame] | 2792 | |
| 2793 | if (curproxy->email_alert.mailers.name) { |
| 2794 | struct mailers *curmailers = mailers; |
| 2795 | |
| 2796 | for (curmailers = mailers; curmailers; curmailers = curmailers->next) { |
Christopher Faulet | 0108bb3 | 2017-10-20 21:34:32 +0200 | [diff] [blame] | 2797 | if (!strcmp(curmailers->id, curproxy->email_alert.mailers.name)) |
Simon Horman | 9dc4996 | 2015-01-30 11:22:59 +0900 | [diff] [blame] | 2798 | break; |
Simon Horman | 9dc4996 | 2015-01-30 11:22:59 +0900 | [diff] [blame] | 2799 | } |
Simon Horman | 9dc4996 | 2015-01-30 11:22:59 +0900 | [diff] [blame] | 2800 | if (!curmailers) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 2801 | ha_alert("Proxy '%s': unable to find mailers '%s'.\n", |
| 2802 | curproxy->id, curproxy->email_alert.mailers.name); |
Simon Horman | 9dc4996 | 2015-01-30 11:22:59 +0900 | [diff] [blame] | 2803 | free_email_alert(curproxy); |
| 2804 | cfgerr++; |
| 2805 | } |
Christopher Faulet | 0108bb3 | 2017-10-20 21:34:32 +0200 | [diff] [blame] | 2806 | else { |
| 2807 | err = NULL; |
| 2808 | if (init_email_alert(curmailers, curproxy, &err)) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 2809 | ha_alert("Proxy '%s': %s.\n", curproxy->id, err); |
Christopher Faulet | 0108bb3 | 2017-10-20 21:34:32 +0200 | [diff] [blame] | 2810 | free(err); |
| 2811 | cfgerr++; |
| 2812 | } |
| 2813 | } |
Simon Horman | 9dc4996 | 2015-01-30 11:22:59 +0900 | [diff] [blame] | 2814 | } |
| 2815 | |
Krzysztof Piotr Oledzki | 329f74d | 2010-02-22 20:27:23 +0100 | [diff] [blame] | 2816 | if (curproxy->uri_auth && !(curproxy->uri_auth->flags & ST_CONVDONE) && |
Willy Tarreau | ff011f2 | 2011-01-06 17:51:27 +0100 | [diff] [blame] | 2817 | !LIST_ISEMPTY(&curproxy->uri_auth->http_req_rules) && |
Krzysztof Piotr Oledzki | 8c8bd45 | 2010-01-29 19:29:32 +0100 | [diff] [blame] | 2818 | (curproxy->uri_auth->userlist || curproxy->uri_auth->auth_realm )) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 2819 | ha_alert("%s '%s': stats 'auth'/'realm' and 'http-request' can't be used at the same time.\n", |
| 2820 | "proxy", curproxy->id); |
Krzysztof Piotr Oledzki | 8c8bd45 | 2010-01-29 19:29:32 +0100 | [diff] [blame] | 2821 | cfgerr++; |
| 2822 | goto out_uri_auth_compat; |
| 2823 | } |
| 2824 | |
Krzysztof Piotr Oledzki | 329f74d | 2010-02-22 20:27:23 +0100 | [diff] [blame] | 2825 | if (curproxy->uri_auth && curproxy->uri_auth->userlist && !(curproxy->uri_auth->flags & ST_CONVDONE)) { |
Willy Tarreau | 95fa469 | 2010-02-01 13:05:50 +0100 | [diff] [blame] | 2826 | const char *uri_auth_compat_req[10]; |
Thierry FOURNIER | a28a942 | 2015-08-04 19:35:46 +0200 | [diff] [blame] | 2827 | struct act_rule *rule; |
Willy Tarreau | 95fa469 | 2010-02-01 13:05:50 +0100 | [diff] [blame] | 2828 | int i = 0; |
Krzysztof Piotr Oledzki | 8c8bd45 | 2010-01-29 19:29:32 +0100 | [diff] [blame] | 2829 | |
Willy Tarreau | 95fa469 | 2010-02-01 13:05:50 +0100 | [diff] [blame] | 2830 | /* build the ACL condition from scratch. We're relying on anonymous ACLs for that */ |
| 2831 | uri_auth_compat_req[i++] = "auth"; |
Krzysztof Piotr Oledzki | 8c8bd45 | 2010-01-29 19:29:32 +0100 | [diff] [blame] | 2832 | |
| 2833 | if (curproxy->uri_auth->auth_realm) { |
Willy Tarreau | 95fa469 | 2010-02-01 13:05:50 +0100 | [diff] [blame] | 2834 | uri_auth_compat_req[i++] = "realm"; |
| 2835 | uri_auth_compat_req[i++] = curproxy->uri_auth->auth_realm; |
| 2836 | } |
Krzysztof Piotr Oledzki | 8c8bd45 | 2010-01-29 19:29:32 +0100 | [diff] [blame] | 2837 | |
Willy Tarreau | 95fa469 | 2010-02-01 13:05:50 +0100 | [diff] [blame] | 2838 | uri_auth_compat_req[i++] = "unless"; |
| 2839 | uri_auth_compat_req[i++] = "{"; |
| 2840 | uri_auth_compat_req[i++] = "http_auth(.internal-stats-userlist)"; |
| 2841 | uri_auth_compat_req[i++] = "}"; |
| 2842 | uri_auth_compat_req[i++] = ""; |
Krzysztof Piotr Oledzki | 8c8bd45 | 2010-01-29 19:29:32 +0100 | [diff] [blame] | 2843 | |
Willy Tarreau | ff011f2 | 2011-01-06 17:51:27 +0100 | [diff] [blame] | 2844 | rule = parse_http_req_cond(uri_auth_compat_req, "internal-stats-auth-compat", 0, curproxy); |
| 2845 | if (!rule) { |
Willy Tarreau | 95fa469 | 2010-02-01 13:05:50 +0100 | [diff] [blame] | 2846 | cfgerr++; |
| 2847 | break; |
Krzysztof Piotr Oledzki | 8c8bd45 | 2010-01-29 19:29:32 +0100 | [diff] [blame] | 2848 | } |
| 2849 | |
Willy Tarreau | ff011f2 | 2011-01-06 17:51:27 +0100 | [diff] [blame] | 2850 | LIST_ADDQ(&curproxy->uri_auth->http_req_rules, &rule->list); |
Willy Tarreau | 95fa469 | 2010-02-01 13:05:50 +0100 | [diff] [blame] | 2851 | |
Krzysztof Piotr Oledzki | 8c8bd45 | 2010-01-29 19:29:32 +0100 | [diff] [blame] | 2852 | if (curproxy->uri_auth->auth_realm) { |
| 2853 | free(curproxy->uri_auth->auth_realm); |
| 2854 | curproxy->uri_auth->auth_realm = NULL; |
| 2855 | } |
Krzysztof Piotr Oledzki | 329f74d | 2010-02-22 20:27:23 +0100 | [diff] [blame] | 2856 | |
| 2857 | curproxy->uri_auth->flags |= ST_CONVDONE; |
Krzysztof Piotr Oledzki | 8c8bd45 | 2010-01-29 19:29:32 +0100 | [diff] [blame] | 2858 | } |
| 2859 | out_uri_auth_compat: |
| 2860 | |
Dragan Dosen | 43885c7 | 2015-10-01 13:18:13 +0200 | [diff] [blame] | 2861 | /* check whether we have a log server that uses RFC5424 log format */ |
Dragan Dosen | 1322d09 | 2015-09-22 16:05:32 +0200 | [diff] [blame] | 2862 | list_for_each_entry(tmplogsrv, &curproxy->logsrvs, list) { |
Dragan Dosen | 43885c7 | 2015-10-01 13:18:13 +0200 | [diff] [blame] | 2863 | if (tmplogsrv->format == LOG_FORMAT_RFC5424) { |
| 2864 | if (!curproxy->conf.logformat_sd_string) { |
| 2865 | /* set the default logformat_sd_string */ |
| 2866 | curproxy->conf.logformat_sd_string = default_rfc5424_sd_log_format; |
| 2867 | } |
Dragan Dosen | 1322d09 | 2015-09-22 16:05:32 +0200 | [diff] [blame] | 2868 | break; |
Dragan Dosen | 1322d09 | 2015-09-22 16:05:32 +0200 | [diff] [blame] | 2869 | } |
Dragan Dosen | 1322d09 | 2015-09-22 16:05:32 +0200 | [diff] [blame] | 2870 | } |
Dragan Dosen | 68d2e3a | 2015-09-19 22:35:44 +0200 | [diff] [blame] | 2871 | |
Willy Tarreau | a4312fa | 2013-04-02 16:34:32 +0200 | [diff] [blame] | 2872 | /* compile the log format */ |
| 2873 | if (!(curproxy->cap & PR_CAP_FE)) { |
Willy Tarreau | 62a6123 | 2013-04-12 18:13:46 +0200 | [diff] [blame] | 2874 | if (curproxy->conf.logformat_string != default_http_log_format && |
| 2875 | curproxy->conf.logformat_string != default_tcp_log_format && |
| 2876 | curproxy->conf.logformat_string != clf_http_log_format) |
| 2877 | free(curproxy->conf.logformat_string); |
| 2878 | curproxy->conf.logformat_string = NULL; |
| 2879 | free(curproxy->conf.lfs_file); |
| 2880 | curproxy->conf.lfs_file = NULL; |
| 2881 | curproxy->conf.lfs_line = 0; |
Dragan Dosen | 0b85ece | 2015-09-25 19:17:44 +0200 | [diff] [blame] | 2882 | |
| 2883 | if (curproxy->conf.logformat_sd_string != default_rfc5424_sd_log_format) |
| 2884 | free(curproxy->conf.logformat_sd_string); |
| 2885 | curproxy->conf.logformat_sd_string = NULL; |
| 2886 | free(curproxy->conf.lfsd_file); |
| 2887 | curproxy->conf.lfsd_file = NULL; |
| 2888 | curproxy->conf.lfsd_line = 0; |
Willy Tarreau | a4312fa | 2013-04-02 16:34:32 +0200 | [diff] [blame] | 2889 | } |
| 2890 | |
Willy Tarreau | 62a6123 | 2013-04-12 18:13:46 +0200 | [diff] [blame] | 2891 | if (curproxy->conf.logformat_string) { |
| 2892 | curproxy->conf.args.ctx = ARGC_LOG; |
| 2893 | curproxy->conf.args.file = curproxy->conf.lfs_file; |
| 2894 | curproxy->conf.args.line = curproxy->conf.lfs_line; |
Thierry FOURNIER / OZON.IO | 8a4e442 | 2016-11-23 00:41:28 +0100 | [diff] [blame] | 2895 | err = NULL; |
Thierry FOURNIER / OZON.IO | 59fd511 | 2016-11-22 23:50:02 +0100 | [diff] [blame] | 2896 | if (!parse_logformat_string(curproxy->conf.logformat_string, curproxy, &curproxy->logformat, LOG_OPT_MANDATORY, |
Thierry FOURNIER / OZON.IO | 8a4e442 | 2016-11-23 00:41:28 +0100 | [diff] [blame] | 2897 | SMP_VAL_FE_LOG_END, &err)) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 2898 | ha_alert("Parsing [%s:%d]: failed to parse log-format : %s.\n", |
| 2899 | curproxy->conf.lfs_file, curproxy->conf.lfs_line, err); |
Thierry FOURNIER / OZON.IO | 8a4e442 | 2016-11-23 00:41:28 +0100 | [diff] [blame] | 2900 | free(err); |
Thierry FOURNIER / OZON.IO | 59fd511 | 2016-11-22 23:50:02 +0100 | [diff] [blame] | 2901 | cfgerr++; |
| 2902 | } |
Willy Tarreau | 62a6123 | 2013-04-12 18:13:46 +0200 | [diff] [blame] | 2903 | curproxy->conf.args.file = NULL; |
| 2904 | curproxy->conf.args.line = 0; |
| 2905 | } |
Willy Tarreau | a4312fa | 2013-04-02 16:34:32 +0200 | [diff] [blame] | 2906 | |
Dragan Dosen | 0b85ece | 2015-09-25 19:17:44 +0200 | [diff] [blame] | 2907 | if (curproxy->conf.logformat_sd_string) { |
| 2908 | curproxy->conf.args.ctx = ARGC_LOGSD; |
| 2909 | curproxy->conf.args.file = curproxy->conf.lfsd_file; |
| 2910 | curproxy->conf.args.line = curproxy->conf.lfsd_line; |
Thierry FOURNIER / OZON.IO | 8a4e442 | 2016-11-23 00:41:28 +0100 | [diff] [blame] | 2911 | err = NULL; |
Thierry FOURNIER / OZON.IO | 59fd511 | 2016-11-22 23:50:02 +0100 | [diff] [blame] | 2912 | if (!parse_logformat_string(curproxy->conf.logformat_sd_string, curproxy, &curproxy->logformat_sd, LOG_OPT_MANDATORY, |
Thierry FOURNIER / OZON.IO | 8a4e442 | 2016-11-23 00:41:28 +0100 | [diff] [blame] | 2913 | SMP_VAL_FE_LOG_END, &err)) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 2914 | ha_alert("Parsing [%s:%d]: failed to parse log-format-sd : %s.\n", |
| 2915 | curproxy->conf.lfs_file, curproxy->conf.lfs_line, err); |
Thierry FOURNIER / OZON.IO | 8a4e442 | 2016-11-23 00:41:28 +0100 | [diff] [blame] | 2916 | free(err); |
Thierry FOURNIER / OZON.IO | 59fd511 | 2016-11-22 23:50:02 +0100 | [diff] [blame] | 2917 | cfgerr++; |
Thierry FOURNIER / OZON.IO | 8a4e442 | 2016-11-23 00:41:28 +0100 | [diff] [blame] | 2918 | } else if (!add_to_logformat_list(NULL, NULL, LF_SEPARATOR, &curproxy->logformat_sd, &err)) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 2919 | ha_alert("Parsing [%s:%d]: failed to parse log-format-sd : %s.\n", |
| 2920 | curproxy->conf.lfs_file, curproxy->conf.lfs_line, err); |
Thierry FOURNIER / OZON.IO | 8a4e442 | 2016-11-23 00:41:28 +0100 | [diff] [blame] | 2921 | free(err); |
Thierry FOURNIER / OZON.IO | 59fd511 | 2016-11-22 23:50:02 +0100 | [diff] [blame] | 2922 | cfgerr++; |
| 2923 | } |
Dragan Dosen | 0b85ece | 2015-09-25 19:17:44 +0200 | [diff] [blame] | 2924 | curproxy->conf.args.file = NULL; |
| 2925 | curproxy->conf.args.line = 0; |
| 2926 | } |
| 2927 | |
Willy Tarreau | 62a6123 | 2013-04-12 18:13:46 +0200 | [diff] [blame] | 2928 | if (curproxy->conf.uniqueid_format_string) { |
| 2929 | curproxy->conf.args.ctx = ARGC_UIF; |
| 2930 | curproxy->conf.args.file = curproxy->conf.uif_file; |
| 2931 | curproxy->conf.args.line = curproxy->conf.uif_line; |
Thierry FOURNIER / OZON.IO | 8a4e442 | 2016-11-23 00:41:28 +0100 | [diff] [blame] | 2932 | err = NULL; |
Thierry FOURNIER / OZON.IO | 59fd511 | 2016-11-22 23:50:02 +0100 | [diff] [blame] | 2933 | if (!parse_logformat_string(curproxy->conf.uniqueid_format_string, curproxy, &curproxy->format_unique_id, LOG_OPT_HTTP, |
Thierry FOURNIER / OZON.IO | 8a4e442 | 2016-11-23 00:41:28 +0100 | [diff] [blame] | 2934 | (curproxy->cap & PR_CAP_FE) ? SMP_VAL_FE_HRQ_HDR : SMP_VAL_BE_HRQ_HDR, &err)) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 2935 | ha_alert("Parsing [%s:%d]: failed to parse unique-id : %s.\n", |
| 2936 | curproxy->conf.uif_file, curproxy->conf.uif_line, err); |
Thierry FOURNIER / OZON.IO | 8a4e442 | 2016-11-23 00:41:28 +0100 | [diff] [blame] | 2937 | free(err); |
Thierry FOURNIER / OZON.IO | 59fd511 | 2016-11-22 23:50:02 +0100 | [diff] [blame] | 2938 | cfgerr++; |
| 2939 | } |
Willy Tarreau | 62a6123 | 2013-04-12 18:13:46 +0200 | [diff] [blame] | 2940 | curproxy->conf.args.file = NULL; |
| 2941 | curproxy->conf.args.line = 0; |
| 2942 | } |
Willy Tarreau | a4312fa | 2013-04-02 16:34:32 +0200 | [diff] [blame] | 2943 | |
Thierry FOURNIER | 9eec0a6 | 2014-01-22 18:38:02 +0100 | [diff] [blame] | 2944 | /* only now we can check if some args remain unresolved. |
| 2945 | * This must be done after the users and groups resolution. |
| 2946 | */ |
Willy Tarreau | a4312fa | 2013-04-02 16:34:32 +0200 | [diff] [blame] | 2947 | cfgerr += smp_resolve_args(curproxy); |
| 2948 | if (!cfgerr) |
| 2949 | cfgerr += acl_find_targets(curproxy); |
Krzysztof Piotr Oledzki | f9423ae | 2010-01-29 19:26:18 +0100 | [diff] [blame] | 2950 | |
Willy Tarreau | 2738a14 | 2006-07-08 17:28:09 +0200 | [diff] [blame] | 2951 | if ((curproxy->mode == PR_MODE_TCP || curproxy->mode == PR_MODE_HTTP) && |
Willy Tarreau | 0c303ee | 2008-07-07 00:09:58 +0200 | [diff] [blame] | 2952 | (((curproxy->cap & PR_CAP_FE) && !curproxy->timeout.client) || |
Willy Tarreau | d825eef | 2007-05-12 22:35:00 +0200 | [diff] [blame] | 2953 | ((curproxy->cap & PR_CAP_BE) && (curproxy->srv) && |
Willy Tarreau | ce887fd | 2012-05-12 12:50:00 +0200 | [diff] [blame] | 2954 | (!curproxy->timeout.connect || |
| 2955 | (!curproxy->timeout.server && (curproxy->mode == PR_MODE_HTTP || !curproxy->timeout.tunnel)))))) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 2956 | ha_warning("config : missing timeouts for %s '%s'.\n" |
| 2957 | " | While not properly invalid, you will certainly encounter various problems\n" |
| 2958 | " | with such a configuration. To fix this, please ensure that all following\n" |
| 2959 | " | timeouts are set to a non-zero value: 'client', 'connect', 'server'.\n", |
| 2960 | proxy_type_str(curproxy), curproxy->id); |
Willy Tarreau | bb92501 | 2009-07-23 13:36:36 +0200 | [diff] [blame] | 2961 | err_code |= ERR_WARN; |
Willy Tarreau | 2738a14 | 2006-07-08 17:28:09 +0200 | [diff] [blame] | 2962 | } |
Willy Tarreau | f3c6920 | 2006-07-09 16:42:34 +0200 | [diff] [blame] | 2963 | |
Willy Tarreau | 1fa3126 | 2007-12-03 00:36:16 +0100 | [diff] [blame] | 2964 | /* Historically, the tarpit and queue timeouts were inherited from contimeout. |
| 2965 | * We must still support older configurations, so let's find out whether those |
| 2966 | * parameters have been set or must be copied from contimeouts. |
| 2967 | */ |
| 2968 | if (curproxy != &defproxy) { |
Willy Tarreau | 0c303ee | 2008-07-07 00:09:58 +0200 | [diff] [blame] | 2969 | if (!curproxy->timeout.tarpit || |
| 2970 | curproxy->timeout.tarpit == defproxy.timeout.tarpit) { |
Willy Tarreau | 1fa3126 | 2007-12-03 00:36:16 +0100 | [diff] [blame] | 2971 | /* tarpit timeout not set. We search in the following order: |
| 2972 | * default.tarpit, curr.connect, default.connect. |
| 2973 | */ |
Willy Tarreau | 0c303ee | 2008-07-07 00:09:58 +0200 | [diff] [blame] | 2974 | if (defproxy.timeout.tarpit) |
Willy Tarreau | 1fa3126 | 2007-12-03 00:36:16 +0100 | [diff] [blame] | 2975 | curproxy->timeout.tarpit = defproxy.timeout.tarpit; |
Willy Tarreau | 0c303ee | 2008-07-07 00:09:58 +0200 | [diff] [blame] | 2976 | else if (curproxy->timeout.connect) |
Willy Tarreau | d7c30f9 | 2007-12-03 01:38:36 +0100 | [diff] [blame] | 2977 | curproxy->timeout.tarpit = curproxy->timeout.connect; |
Willy Tarreau | 0c303ee | 2008-07-07 00:09:58 +0200 | [diff] [blame] | 2978 | else if (defproxy.timeout.connect) |
Willy Tarreau | d7c30f9 | 2007-12-03 01:38:36 +0100 | [diff] [blame] | 2979 | curproxy->timeout.tarpit = defproxy.timeout.connect; |
Willy Tarreau | 1fa3126 | 2007-12-03 00:36:16 +0100 | [diff] [blame] | 2980 | } |
| 2981 | if ((curproxy->cap & PR_CAP_BE) && |
Willy Tarreau | 0c303ee | 2008-07-07 00:09:58 +0200 | [diff] [blame] | 2982 | (!curproxy->timeout.queue || |
| 2983 | curproxy->timeout.queue == defproxy.timeout.queue)) { |
Willy Tarreau | 1fa3126 | 2007-12-03 00:36:16 +0100 | [diff] [blame] | 2984 | /* queue timeout not set. We search in the following order: |
| 2985 | * default.queue, curr.connect, default.connect. |
| 2986 | */ |
Willy Tarreau | 0c303ee | 2008-07-07 00:09:58 +0200 | [diff] [blame] | 2987 | if (defproxy.timeout.queue) |
Willy Tarreau | 1fa3126 | 2007-12-03 00:36:16 +0100 | [diff] [blame] | 2988 | curproxy->timeout.queue = defproxy.timeout.queue; |
Willy Tarreau | 0c303ee | 2008-07-07 00:09:58 +0200 | [diff] [blame] | 2989 | else if (curproxy->timeout.connect) |
Willy Tarreau | d7c30f9 | 2007-12-03 01:38:36 +0100 | [diff] [blame] | 2990 | curproxy->timeout.queue = curproxy->timeout.connect; |
Willy Tarreau | 0c303ee | 2008-07-07 00:09:58 +0200 | [diff] [blame] | 2991 | else if (defproxy.timeout.connect) |
Willy Tarreau | d7c30f9 | 2007-12-03 01:38:36 +0100 | [diff] [blame] | 2992 | curproxy->timeout.queue = defproxy.timeout.connect; |
Willy Tarreau | 1fa3126 | 2007-12-03 00:36:16 +0100 | [diff] [blame] | 2993 | } |
| 2994 | } |
| 2995 | |
Willy Tarreau | 1620ec3 | 2011-08-06 17:05:02 +0200 | [diff] [blame] | 2996 | if ((curproxy->options2 & PR_O2_CHK_ANY) == PR_O2_SSL3_CHK) { |
Willy Tarreau | 137325d | 2010-02-01 16:38:17 +0100 | [diff] [blame] | 2997 | curproxy->check_len = sizeof(sslv3_client_hello_pkt) - 1; |
Vincent Bernat | 3c2f2f2 | 2016-04-03 13:48:42 +0200 | [diff] [blame] | 2998 | curproxy->check_req = malloc(curproxy->check_len); |
Willy Tarreau | 137325d | 2010-02-01 16:38:17 +0100 | [diff] [blame] | 2999 | memcpy(curproxy->check_req, sslv3_client_hello_pkt, curproxy->check_len); |
Willy Tarreau | f3c6920 | 2006-07-09 16:42:34 +0200 | [diff] [blame] | 3000 | } |
| 3001 | |
Willy Tarreau | 215663d | 2014-06-13 18:30:23 +0200 | [diff] [blame] | 3002 | if (!LIST_ISEMPTY(&curproxy->tcpcheck_rules) && |
| 3003 | (curproxy->options2 & PR_O2_CHK_ANY) != PR_O2_TCPCHK_CHK) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 3004 | ha_warning("config : %s '%s' uses tcp-check rules without 'option tcp-check', so the rules are ignored.\n", |
| 3005 | proxy_type_str(curproxy), curproxy->id); |
Willy Tarreau | 215663d | 2014-06-13 18:30:23 +0200 | [diff] [blame] | 3006 | err_code |= ERR_WARN; |
| 3007 | } |
| 3008 | |
Willy Tarreau | 193b8c6 | 2012-11-22 00:17:38 +0100 | [diff] [blame] | 3009 | /* ensure that cookie capture length is not too large */ |
| 3010 | if (curproxy->capture_len >= global.tune.cookie_len) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 3011 | ha_warning("config : truncating capture length to %d bytes for %s '%s'.\n", |
| 3012 | global.tune.cookie_len - 1, proxy_type_str(curproxy), curproxy->id); |
Willy Tarreau | 193b8c6 | 2012-11-22 00:17:38 +0100 | [diff] [blame] | 3013 | err_code |= ERR_WARN; |
| 3014 | curproxy->capture_len = global.tune.cookie_len - 1; |
| 3015 | } |
| 3016 | |
Willy Tarreau | cf7f320 | 2007-05-13 22:46:04 +0200 | [diff] [blame] | 3017 | /* The small pools required for the capture lists */ |
Willy Tarreau | 9a54e13 | 2012-03-24 08:33:05 +0100 | [diff] [blame] | 3018 | if (curproxy->nb_req_cap) { |
Willy Tarreau | d9ed3d2 | 2014-06-13 12:23:06 +0200 | [diff] [blame] | 3019 | curproxy->req_cap_pool = create_pool("ptrcap", |
| 3020 | curproxy->nb_req_cap * sizeof(char *), |
| 3021 | MEM_F_SHARED); |
Willy Tarreau | 9a54e13 | 2012-03-24 08:33:05 +0100 | [diff] [blame] | 3022 | } |
| 3023 | |
| 3024 | if (curproxy->nb_rsp_cap) { |
Willy Tarreau | d9ed3d2 | 2014-06-13 12:23:06 +0200 | [diff] [blame] | 3025 | curproxy->rsp_cap_pool = create_pool("ptrcap", |
| 3026 | curproxy->nb_rsp_cap * sizeof(char *), |
| 3027 | MEM_F_SHARED); |
Willy Tarreau | 9a54e13 | 2012-03-24 08:33:05 +0100 | [diff] [blame] | 3028 | } |
Willy Tarreau | cf7f320 | 2007-05-13 22:46:04 +0200 | [diff] [blame] | 3029 | |
Baptiste Assmann | e11cfcd | 2015-08-19 16:44:03 +0200 | [diff] [blame] | 3030 | switch (curproxy->load_server_state_from_file) { |
| 3031 | case PR_SRV_STATE_FILE_UNSPEC: |
| 3032 | curproxy->load_server_state_from_file = PR_SRV_STATE_FILE_NONE; |
| 3033 | break; |
| 3034 | case PR_SRV_STATE_FILE_GLOBAL: |
| 3035 | if (!global.server_state_file) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 3036 | ha_warning("config : backend '%s' configured to load server state file from global section 'server-state-file' directive. Unfortunately, 'server-state-file' is not set!\n", |
| 3037 | curproxy->id); |
Baptiste Assmann | e11cfcd | 2015-08-19 16:44:03 +0200 | [diff] [blame] | 3038 | err_code |= ERR_WARN; |
| 3039 | } |
| 3040 | break; |
| 3041 | } |
| 3042 | |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 3043 | /* first, we will invert the servers list order */ |
| 3044 | newsrv = NULL; |
| 3045 | while (curproxy->srv) { |
| 3046 | struct server *next; |
| 3047 | |
| 3048 | next = curproxy->srv->next; |
| 3049 | curproxy->srv->next = newsrv; |
| 3050 | newsrv = curproxy->srv; |
| 3051 | if (!next) |
| 3052 | break; |
| 3053 | curproxy->srv = next; |
| 3054 | } |
| 3055 | |
Willy Tarreau | 17edc81 | 2014-01-03 12:14:34 +0100 | [diff] [blame] | 3056 | /* Check that no server name conflicts. This causes trouble in the stats. |
| 3057 | * We only emit a warning for the first conflict affecting each server, |
| 3058 | * in order to avoid combinatory explosion if all servers have the same |
| 3059 | * name. We do that only for servers which do not have an explicit ID, |
| 3060 | * because these IDs were made also for distinguishing them and we don't |
| 3061 | * want to annoy people who correctly manage them. |
| 3062 | */ |
| 3063 | for (newsrv = curproxy->srv; newsrv; newsrv = newsrv->next) { |
| 3064 | struct server *other_srv; |
| 3065 | |
| 3066 | if (newsrv->puid) |
| 3067 | continue; |
| 3068 | |
| 3069 | for (other_srv = curproxy->srv; other_srv && other_srv != newsrv; other_srv = other_srv->next) { |
| 3070 | if (!other_srv->puid && strcmp(other_srv->id, newsrv->id) == 0) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 3071 | ha_warning("parsing [%s:%d] : %s '%s', another server named '%s' was defined without an explicit ID at line %d, this is not recommended.\n", |
| 3072 | newsrv->conf.file, newsrv->conf.line, |
| 3073 | proxy_type_str(curproxy), curproxy->id, |
| 3074 | newsrv->id, other_srv->conf.line); |
Willy Tarreau | 17edc81 | 2014-01-03 12:14:34 +0100 | [diff] [blame] | 3075 | break; |
| 3076 | } |
| 3077 | } |
| 3078 | } |
| 3079 | |
Willy Tarreau | dd70165 | 2010-05-25 23:03:02 +0200 | [diff] [blame] | 3080 | /* assign automatic UIDs to servers which don't have one yet */ |
| 3081 | next_id = 1; |
| 3082 | newsrv = curproxy->srv; |
| 3083 | while (newsrv != NULL) { |
| 3084 | if (!newsrv->puid) { |
| 3085 | /* server ID not set, use automatic numbering with first |
| 3086 | * spare entry starting with next_svid. |
| 3087 | */ |
| 3088 | next_id = get_next_id(&curproxy->conf.used_server_id, next_id); |
| 3089 | newsrv->conf.id.key = newsrv->puid = next_id; |
| 3090 | eb32_insert(&curproxy->conf.used_server_id, &newsrv->conf.id); |
| 3091 | } |
| 3092 | next_id++; |
| 3093 | newsrv = newsrv->next; |
| 3094 | } |
| 3095 | |
Willy Tarreau | 2069704 | 2007-11-15 23:26:18 +0100 | [diff] [blame] | 3096 | curproxy->lbprm.wmult = 1; /* default weight multiplier */ |
Willy Tarreau | 5dc2fa6 | 2007-11-19 19:10:18 +0100 | [diff] [blame] | 3097 | curproxy->lbprm.wdiv = 1; /* default weight divider */ |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 3098 | |
Willy Tarreau | 62c3be2 | 2012-01-20 13:12:32 +0100 | [diff] [blame] | 3099 | /* |
| 3100 | * If this server supports a maxconn parameter, it needs a dedicated |
| 3101 | * tasks to fill the emptied slots when a connection leaves. |
| 3102 | * Also, resolve deferred tracking dependency if needed. |
| 3103 | */ |
| 3104 | newsrv = curproxy->srv; |
| 3105 | while (newsrv != NULL) { |
| 3106 | if (newsrv->minconn > newsrv->maxconn) { |
| 3107 | /* Only 'minconn' was specified, or it was higher than or equal |
| 3108 | * to 'maxconn'. Let's turn this into maxconn and clean it, as |
| 3109 | * this will avoid further useless expensive computations. |
| 3110 | */ |
| 3111 | newsrv->maxconn = newsrv->minconn; |
| 3112 | } else if (newsrv->maxconn && !newsrv->minconn) { |
| 3113 | /* minconn was not specified, so we set it to maxconn */ |
| 3114 | newsrv->minconn = newsrv->maxconn; |
| 3115 | } |
| 3116 | |
Willy Tarreau | 17d4538 | 2016-12-22 21:16:08 +0100 | [diff] [blame] | 3117 | /* this will also properly set the transport layer for prod and checks */ |
| 3118 | if (newsrv->use_ssl || newsrv->check.use_ssl) { |
| 3119 | if (xprt_get(XPRT_SSL) && xprt_get(XPRT_SSL)->prepare_srv) |
| 3120 | cfgerr += xprt_get(XPRT_SSL)->prepare_srv(newsrv); |
| 3121 | } |
Emeric Brun | 94324a4 | 2012-10-11 14:00:19 +0200 | [diff] [blame] | 3122 | |
Willy Tarreau | 2f075e9 | 2013-12-03 11:11:34 +0100 | [diff] [blame] | 3123 | /* set the check type on the server */ |
| 3124 | newsrv->check.type = curproxy->options2 & PR_O2_CHK_ANY; |
| 3125 | |
Willy Tarreau | 62c3be2 | 2012-01-20 13:12:32 +0100 | [diff] [blame] | 3126 | if (newsrv->trackit) { |
| 3127 | struct proxy *px; |
Willy Tarreau | 3209123 | 2014-05-16 13:52:00 +0200 | [diff] [blame] | 3128 | struct server *srv, *loop; |
Willy Tarreau | 62c3be2 | 2012-01-20 13:12:32 +0100 | [diff] [blame] | 3129 | char *pname, *sname; |
| 3130 | |
| 3131 | pname = newsrv->trackit; |
| 3132 | sname = strrchr(pname, '/'); |
| 3133 | |
| 3134 | if (sname) |
| 3135 | *sname++ = '\0'; |
| 3136 | else { |
| 3137 | sname = pname; |
| 3138 | pname = NULL; |
| 3139 | } |
| 3140 | |
| 3141 | if (pname) { |
Willy Tarreau | 9e0bb10 | 2015-05-26 11:24:42 +0200 | [diff] [blame] | 3142 | px = proxy_be_by_name(pname); |
Willy Tarreau | 62c3be2 | 2012-01-20 13:12:32 +0100 | [diff] [blame] | 3143 | if (!px) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 3144 | ha_alert("config : %s '%s', server '%s': unable to find required proxy '%s' for tracking.\n", |
| 3145 | proxy_type_str(curproxy), curproxy->id, |
| 3146 | newsrv->id, pname); |
Willy Tarreau | 62c3be2 | 2012-01-20 13:12:32 +0100 | [diff] [blame] | 3147 | cfgerr++; |
| 3148 | goto next_srv; |
| 3149 | } |
| 3150 | } else |
| 3151 | px = curproxy; |
| 3152 | |
| 3153 | srv = findserver(px, sname); |
| 3154 | if (!srv) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 3155 | ha_alert("config : %s '%s', server '%s': unable to find required server '%s' for tracking.\n", |
| 3156 | proxy_type_str(curproxy), curproxy->id, |
| 3157 | newsrv->id, sname); |
Willy Tarreau | 62c3be2 | 2012-01-20 13:12:32 +0100 | [diff] [blame] | 3158 | cfgerr++; |
| 3159 | goto next_srv; |
| 3160 | } |
| 3161 | |
Willy Tarreau | 3209123 | 2014-05-16 13:52:00 +0200 | [diff] [blame] | 3162 | if (!(srv->check.state & CHK_ST_CONFIGURED) && |
| 3163 | !(srv->agent.state & CHK_ST_CONFIGURED) && |
| 3164 | !srv->track && !srv->trackit) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 3165 | ha_alert("config : %s '%s', server '%s': unable to use %s/%s for " |
| 3166 | "tracking as it does not have any check nor agent enabled.\n", |
| 3167 | proxy_type_str(curproxy), curproxy->id, |
| 3168 | newsrv->id, px->id, srv->id); |
Willy Tarreau | 3209123 | 2014-05-16 13:52:00 +0200 | [diff] [blame] | 3169 | cfgerr++; |
| 3170 | goto next_srv; |
| 3171 | } |
| 3172 | |
| 3173 | for (loop = srv->track; loop && loop != newsrv; loop = loop->track); |
| 3174 | |
Frédéric Lécaille | 2efc649 | 2017-03-14 14:32:17 +0100 | [diff] [blame] | 3175 | if (newsrv == srv || loop) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 3176 | ha_alert("config : %s '%s', server '%s': unable to track %s/%s as it " |
| 3177 | "belongs to a tracking chain looping back to %s/%s.\n", |
| 3178 | proxy_type_str(curproxy), curproxy->id, |
| 3179 | newsrv->id, px->id, srv->id, px->id, |
| 3180 | newsrv == srv ? srv->id : loop->id); |
Willy Tarreau | 62c3be2 | 2012-01-20 13:12:32 +0100 | [diff] [blame] | 3181 | cfgerr++; |
| 3182 | goto next_srv; |
| 3183 | } |
| 3184 | |
| 3185 | if (curproxy != px && |
| 3186 | (curproxy->options & PR_O_DISABLE404) != (px->options & PR_O_DISABLE404)) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 3187 | ha_alert("config : %s '%s', server '%s': unable to use %s/%s for" |
| 3188 | "tracking: disable-on-404 option inconsistency.\n", |
| 3189 | proxy_type_str(curproxy), curproxy->id, |
| 3190 | newsrv->id, px->id, srv->id); |
Willy Tarreau | 62c3be2 | 2012-01-20 13:12:32 +0100 | [diff] [blame] | 3191 | cfgerr++; |
| 3192 | goto next_srv; |
| 3193 | } |
| 3194 | |
Willy Tarreau | 62c3be2 | 2012-01-20 13:12:32 +0100 | [diff] [blame] | 3195 | newsrv->track = srv; |
Willy Tarreau | 1a53a3a | 2013-12-11 15:27:05 +0100 | [diff] [blame] | 3196 | newsrv->tracknext = srv->trackers; |
| 3197 | srv->trackers = newsrv; |
Willy Tarreau | 62c3be2 | 2012-01-20 13:12:32 +0100 | [diff] [blame] | 3198 | |
| 3199 | free(newsrv->trackit); |
| 3200 | newsrv->trackit = NULL; |
| 3201 | } |
Baptiste Assmann | a68ca96 | 2015-04-14 01:15:08 +0200 | [diff] [blame] | 3202 | |
Willy Tarreau | 62c3be2 | 2012-01-20 13:12:32 +0100 | [diff] [blame] | 3203 | next_srv: |
| 3204 | newsrv = newsrv->next; |
| 3205 | } |
| 3206 | |
Olivier Houchard | 4e69404 | 2017-03-14 20:01:29 +0100 | [diff] [blame] | 3207 | /* |
| 3208 | * Try to generate dynamic cookies for servers now. |
| 3209 | * It couldn't be done earlier, since at the time we parsed |
| 3210 | * the server line, we may not have known yet that we |
| 3211 | * should use dynamic cookies, or the secret key may not |
| 3212 | * have been provided yet. |
| 3213 | */ |
| 3214 | if (curproxy->ck_opts & PR_CK_DYNAMIC) { |
| 3215 | newsrv = curproxy->srv; |
| 3216 | while (newsrv != NULL) { |
| 3217 | srv_set_dyncookie(newsrv); |
| 3218 | newsrv = newsrv->next; |
| 3219 | } |
| 3220 | |
| 3221 | } |
Willy Tarreau | f3e49f9 | 2009-10-03 12:21:20 +0200 | [diff] [blame] | 3222 | /* We have to initialize the server lookup mechanism depending |
Joseph Herlant | a14c03e | 2018-11-15 14:04:19 -0800 | [diff] [blame] | 3223 | * on what LB algorithm was chosen. |
Willy Tarreau | f3e49f9 | 2009-10-03 12:21:20 +0200 | [diff] [blame] | 3224 | */ |
| 3225 | |
| 3226 | curproxy->lbprm.algo &= ~(BE_LB_LKUP | BE_LB_PROP_DYN); |
| 3227 | switch (curproxy->lbprm.algo & BE_LB_KIND) { |
| 3228 | case BE_LB_KIND_RR: |
Willy Tarreau | 9757a38 | 2009-10-03 12:56:50 +0200 | [diff] [blame] | 3229 | if ((curproxy->lbprm.algo & BE_LB_PARM) == BE_LB_RR_STATIC) { |
| 3230 | curproxy->lbprm.algo |= BE_LB_LKUP_MAP; |
| 3231 | init_server_map(curproxy); |
Willy Tarreau | 760e81d | 2018-05-03 07:20:40 +0200 | [diff] [blame] | 3232 | } else if ((curproxy->lbprm.algo & BE_LB_PARM) == BE_LB_RR_RANDOM) { |
| 3233 | curproxy->lbprm.algo |= BE_LB_LKUP_CHTREE | BE_LB_PROP_DYN; |
| 3234 | chash_init_server_tree(curproxy); |
Willy Tarreau | 9757a38 | 2009-10-03 12:56:50 +0200 | [diff] [blame] | 3235 | } else { |
| 3236 | curproxy->lbprm.algo |= BE_LB_LKUP_RRTREE | BE_LB_PROP_DYN; |
| 3237 | fwrr_init_server_groups(curproxy); |
| 3238 | } |
Willy Tarreau | f3e49f9 | 2009-10-03 12:21:20 +0200 | [diff] [blame] | 3239 | break; |
Willy Tarreau | 6b2e11b | 2009-10-01 07:52:15 +0200 | [diff] [blame] | 3240 | |
Willy Tarreau | 3ebb116 | 2012-02-13 16:57:44 +0100 | [diff] [blame] | 3241 | case BE_LB_KIND_CB: |
Willy Tarreau | f09c660 | 2012-02-13 17:12:08 +0100 | [diff] [blame] | 3242 | if ((curproxy->lbprm.algo & BE_LB_PARM) == BE_LB_CB_LC) { |
| 3243 | curproxy->lbprm.algo |= BE_LB_LKUP_LCTREE | BE_LB_PROP_DYN; |
| 3244 | fwlc_init_server_tree(curproxy); |
| 3245 | } else { |
| 3246 | curproxy->lbprm.algo |= BE_LB_LKUP_FSTREE | BE_LB_PROP_DYN; |
| 3247 | fas_init_server_tree(curproxy); |
| 3248 | } |
Willy Tarreau | f3e49f9 | 2009-10-03 12:21:20 +0200 | [diff] [blame] | 3249 | break; |
Willy Tarreau | 6b2e11b | 2009-10-01 07:52:15 +0200 | [diff] [blame] | 3250 | |
Willy Tarreau | f3e49f9 | 2009-10-03 12:21:20 +0200 | [diff] [blame] | 3251 | case BE_LB_KIND_HI: |
Willy Tarreau | 6b2e11b | 2009-10-01 07:52:15 +0200 | [diff] [blame] | 3252 | if ((curproxy->lbprm.algo & BE_LB_HASH_TYPE) == BE_LB_HASH_CONS) { |
| 3253 | curproxy->lbprm.algo |= BE_LB_LKUP_CHTREE | BE_LB_PROP_DYN; |
| 3254 | chash_init_server_tree(curproxy); |
| 3255 | } else { |
| 3256 | curproxy->lbprm.algo |= BE_LB_LKUP_MAP; |
| 3257 | init_server_map(curproxy); |
| 3258 | } |
Willy Tarreau | f3e49f9 | 2009-10-03 12:21:20 +0200 | [diff] [blame] | 3259 | break; |
| 3260 | } |
Christopher Faulet | 2a944ee | 2017-11-07 10:42:54 +0100 | [diff] [blame] | 3261 | HA_SPIN_INIT(&curproxy->lbprm.lock); |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 3262 | |
| 3263 | if (curproxy->options & PR_O_LOGASAP) |
| 3264 | curproxy->to_log &= ~LW_BYTES; |
| 3265 | |
Willy Tarreau | e7ded1f | 2009-08-09 10:11:45 +0200 | [diff] [blame] | 3266 | if ((curproxy->mode == PR_MODE_TCP || curproxy->mode == PR_MODE_HTTP) && |
Dragan Dosen | 0b85ece | 2015-09-25 19:17:44 +0200 | [diff] [blame] | 3267 | (curproxy->cap & PR_CAP_FE) && LIST_ISEMPTY(&curproxy->logsrvs) && |
| 3268 | (!LIST_ISEMPTY(&curproxy->logformat) || !LIST_ISEMPTY(&curproxy->logformat_sd))) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 3269 | ha_warning("config : log format ignored for %s '%s' since it has no log address.\n", |
| 3270 | proxy_type_str(curproxy), curproxy->id); |
Willy Tarreau | e7ded1f | 2009-08-09 10:11:45 +0200 | [diff] [blame] | 3271 | err_code |= ERR_WARN; |
| 3272 | } |
| 3273 | |
Willy Tarreau | e24fdfb | 2010-03-25 07:22:56 +0100 | [diff] [blame] | 3274 | if (curproxy->mode != PR_MODE_HTTP) { |
| 3275 | int optnum; |
| 3276 | |
Willy Tarreau | e24fdfb | 2010-03-25 07:22:56 +0100 | [diff] [blame] | 3277 | if (curproxy->uri_auth) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 3278 | ha_warning("config : 'stats' statement ignored for %s '%s' as it requires HTTP mode.\n", |
| 3279 | proxy_type_str(curproxy), curproxy->id); |
Willy Tarreau | e24fdfb | 2010-03-25 07:22:56 +0100 | [diff] [blame] | 3280 | err_code |= ERR_WARN; |
| 3281 | curproxy->uri_auth = NULL; |
| 3282 | } |
| 3283 | |
Willy Tarreau | de7dc88 | 2017-03-10 11:49:21 +0100 | [diff] [blame] | 3284 | if (curproxy->capture_name) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 3285 | ha_warning("config : 'capture' statement ignored for %s '%s' as it requires HTTP mode.\n", |
| 3286 | proxy_type_str(curproxy), curproxy->id); |
Willy Tarreau | de7dc88 | 2017-03-10 11:49:21 +0100 | [diff] [blame] | 3287 | err_code |= ERR_WARN; |
| 3288 | } |
| 3289 | |
| 3290 | if (!LIST_ISEMPTY(&curproxy->http_req_rules)) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 3291 | ha_warning("config : 'http-request' rules ignored for %s '%s' as they require HTTP mode.\n", |
| 3292 | proxy_type_str(curproxy), curproxy->id); |
Willy Tarreau | de7dc88 | 2017-03-10 11:49:21 +0100 | [diff] [blame] | 3293 | err_code |= ERR_WARN; |
| 3294 | } |
| 3295 | |
| 3296 | if (!LIST_ISEMPTY(&curproxy->http_res_rules)) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 3297 | ha_warning("config : 'http-response' rules ignored for %s '%s' as they require HTTP mode.\n", |
| 3298 | proxy_type_str(curproxy), curproxy->id); |
Willy Tarreau | de7dc88 | 2017-03-10 11:49:21 +0100 | [diff] [blame] | 3299 | err_code |= ERR_WARN; |
| 3300 | } |
| 3301 | |
| 3302 | if (!LIST_ISEMPTY(&curproxy->block_rules)) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 3303 | ha_warning("config : 'block' rules ignored for %s '%s' as they require HTTP mode.\n", |
| 3304 | proxy_type_str(curproxy), curproxy->id); |
Willy Tarreau | de7dc88 | 2017-03-10 11:49:21 +0100 | [diff] [blame] | 3305 | err_code |= ERR_WARN; |
| 3306 | } |
| 3307 | |
| 3308 | if (!LIST_ISEMPTY(&curproxy->redirect_rules)) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 3309 | ha_warning("config : 'redirect' rules ignored for %s '%s' as they require HTTP mode.\n", |
| 3310 | proxy_type_str(curproxy), curproxy->id); |
Willy Tarreau | de7dc88 | 2017-03-10 11:49:21 +0100 | [diff] [blame] | 3311 | err_code |= ERR_WARN; |
| 3312 | } |
| 3313 | |
Willy Tarreau | 87cf514 | 2011-08-19 22:57:24 +0200 | [diff] [blame] | 3314 | if (curproxy->options & (PR_O_FWDFOR | PR_O_FF_ALWAYS)) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 3315 | ha_warning("config : 'option %s' ignored for %s '%s' as it requires HTTP mode.\n", |
| 3316 | "forwardfor", proxy_type_str(curproxy), curproxy->id); |
Willy Tarreau | e24fdfb | 2010-03-25 07:22:56 +0100 | [diff] [blame] | 3317 | err_code |= ERR_WARN; |
Willy Tarreau | 87cf514 | 2011-08-19 22:57:24 +0200 | [diff] [blame] | 3318 | curproxy->options &= ~(PR_O_FWDFOR | PR_O_FF_ALWAYS); |
Willy Tarreau | e24fdfb | 2010-03-25 07:22:56 +0100 | [diff] [blame] | 3319 | } |
| 3320 | |
| 3321 | if (curproxy->options & PR_O_ORGTO) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 3322 | ha_warning("config : 'option %s' ignored for %s '%s' as it requires HTTP mode.\n", |
| 3323 | "originalto", proxy_type_str(curproxy), curproxy->id); |
Willy Tarreau | e24fdfb | 2010-03-25 07:22:56 +0100 | [diff] [blame] | 3324 | err_code |= ERR_WARN; |
| 3325 | curproxy->options &= ~PR_O_ORGTO; |
| 3326 | } |
| 3327 | |
| 3328 | for (optnum = 0; cfg_opts[optnum].name; optnum++) { |
| 3329 | if (cfg_opts[optnum].mode == PR_MODE_HTTP && |
| 3330 | (curproxy->cap & cfg_opts[optnum].cap) && |
| 3331 | (curproxy->options & cfg_opts[optnum].val)) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 3332 | ha_warning("config : 'option %s' ignored for %s '%s' as it requires HTTP mode.\n", |
| 3333 | cfg_opts[optnum].name, proxy_type_str(curproxy), curproxy->id); |
Willy Tarreau | e24fdfb | 2010-03-25 07:22:56 +0100 | [diff] [blame] | 3334 | err_code |= ERR_WARN; |
| 3335 | curproxy->options &= ~cfg_opts[optnum].val; |
| 3336 | } |
| 3337 | } |
| 3338 | |
| 3339 | for (optnum = 0; cfg_opts2[optnum].name; optnum++) { |
| 3340 | if (cfg_opts2[optnum].mode == PR_MODE_HTTP && |
| 3341 | (curproxy->cap & cfg_opts2[optnum].cap) && |
| 3342 | (curproxy->options2 & cfg_opts2[optnum].val)) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 3343 | ha_warning("config : 'option %s' ignored for %s '%s' as it requires HTTP mode.\n", |
| 3344 | cfg_opts2[optnum].name, proxy_type_str(curproxy), curproxy->id); |
Willy Tarreau | e24fdfb | 2010-03-25 07:22:56 +0100 | [diff] [blame] | 3345 | err_code |= ERR_WARN; |
| 3346 | curproxy->options2 &= ~cfg_opts2[optnum].val; |
| 3347 | } |
| 3348 | } |
Willy Tarreau | bce7088 | 2009-09-07 11:51:47 +0200 | [diff] [blame] | 3349 | |
Willy Tarreau | 29fbe51 | 2015-08-20 19:35:14 +0200 | [diff] [blame] | 3350 | #if defined(CONFIG_HAP_TRANSPARENT) |
Willy Tarreau | ef9a360 | 2012-12-08 22:29:20 +0100 | [diff] [blame] | 3351 | if (curproxy->conn_src.bind_hdr_occ) { |
| 3352 | curproxy->conn_src.bind_hdr_occ = 0; |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 3353 | ha_warning("config : %s '%s' : ignoring use of header %s as source IP in non-HTTP mode.\n", |
| 3354 | proxy_type_str(curproxy), curproxy->id, curproxy->conn_src.bind_hdr_name); |
Willy Tarreau | bce7088 | 2009-09-07 11:51:47 +0200 | [diff] [blame] | 3355 | err_code |= ERR_WARN; |
| 3356 | } |
Willy Tarreau | efa5f51 | 2010-03-30 20:13:29 +0200 | [diff] [blame] | 3357 | #endif |
Willy Tarreau | e24fdfb | 2010-03-25 07:22:56 +0100 | [diff] [blame] | 3358 | } |
| 3359 | |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 3360 | /* |
Willy Tarreau | 21d2af3 | 2008-02-14 20:25:24 +0100 | [diff] [blame] | 3361 | * ensure that we're not cross-dressing a TCP server into HTTP. |
| 3362 | */ |
| 3363 | newsrv = curproxy->srv; |
| 3364 | while (newsrv != NULL) { |
Willy Tarreau | 0cec331 | 2011-10-31 13:49:26 +0100 | [diff] [blame] | 3365 | if ((curproxy->mode != PR_MODE_HTTP) && newsrv->rdr_len) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 3366 | ha_alert("config : %s '%s' : server cannot have cookie or redirect prefix in non-HTTP mode.\n", |
| 3367 | proxy_type_str(curproxy), curproxy->id); |
Willy Tarreau | bb92501 | 2009-07-23 13:36:36 +0200 | [diff] [blame] | 3368 | cfgerr++; |
Willy Tarreau | 21d2af3 | 2008-02-14 20:25:24 +0100 | [diff] [blame] | 3369 | } |
Willy Tarreau | bce7088 | 2009-09-07 11:51:47 +0200 | [diff] [blame] | 3370 | |
Willy Tarreau | 0cec331 | 2011-10-31 13:49:26 +0100 | [diff] [blame] | 3371 | if ((curproxy->mode != PR_MODE_HTTP) && newsrv->cklen) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 3372 | ha_warning("config : %s '%s' : ignoring cookie for server '%s' as HTTP mode is disabled.\n", |
| 3373 | proxy_type_str(curproxy), curproxy->id, newsrv->id); |
Willy Tarreau | 0cec331 | 2011-10-31 13:49:26 +0100 | [diff] [blame] | 3374 | err_code |= ERR_WARN; |
| 3375 | } |
| 3376 | |
Willy Tarreau | c93cd16 | 2014-05-13 15:54:22 +0200 | [diff] [blame] | 3377 | if ((newsrv->flags & SRV_F_MAPPORTS) && (curproxy->options2 & PR_O2_RDPC_PRST)) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 3378 | ha_warning("config : %s '%s' : RDP cookie persistence will not work for server '%s' because it lacks an explicit port number.\n", |
| 3379 | proxy_type_str(curproxy), curproxy->id, newsrv->id); |
Willy Tarreau | 82ffa39 | 2013-08-13 17:19:08 +0200 | [diff] [blame] | 3380 | err_code |= ERR_WARN; |
| 3381 | } |
| 3382 | |
Willy Tarreau | 29fbe51 | 2015-08-20 19:35:14 +0200 | [diff] [blame] | 3383 | #if defined(CONFIG_HAP_TRANSPARENT) |
Willy Tarreau | ef9a360 | 2012-12-08 22:29:20 +0100 | [diff] [blame] | 3384 | if (curproxy->mode != PR_MODE_HTTP && newsrv->conn_src.bind_hdr_occ) { |
| 3385 | newsrv->conn_src.bind_hdr_occ = 0; |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 3386 | ha_warning("config : %s '%s' : server %s cannot use header %s as source IP in non-HTTP mode.\n", |
| 3387 | proxy_type_str(curproxy), curproxy->id, newsrv->id, newsrv->conn_src.bind_hdr_name); |
Willy Tarreau | bce7088 | 2009-09-07 11:51:47 +0200 | [diff] [blame] | 3388 | err_code |= ERR_WARN; |
| 3389 | } |
Willy Tarreau | efa5f51 | 2010-03-30 20:13:29 +0200 | [diff] [blame] | 3390 | #endif |
Willy Tarreau | 4c18346 | 2017-01-06 12:21:38 +0100 | [diff] [blame] | 3391 | |
Willy Tarreau | 46deab6 | 2018-04-28 07:18:15 +0200 | [diff] [blame] | 3392 | if ((curproxy->mode != PR_MODE_HTTP) && (curproxy->options & PR_O_REUSE_MASK) != PR_O_REUSE_NEVR) |
| 3393 | curproxy->options &= ~PR_O_REUSE_MASK; |
| 3394 | |
Willy Tarreau | 21d2af3 | 2008-02-14 20:25:24 +0100 | [diff] [blame] | 3395 | newsrv = newsrv->next; |
| 3396 | } |
| 3397 | |
Willy Tarreau | e42bd96 | 2014-09-16 16:21:19 +0200 | [diff] [blame] | 3398 | /* check if we have a frontend with "tcp-request content" looking at L7 |
| 3399 | * with no inspect-delay |
| 3400 | */ |
| 3401 | if ((curproxy->cap & PR_CAP_FE) && !curproxy->tcp_req.inspect_delay) { |
Christopher Faulet | e4e830d | 2017-09-18 14:51:41 +0200 | [diff] [blame] | 3402 | list_for_each_entry(arule, &curproxy->tcp_req.inspect_rules, list) { |
| 3403 | if (arule->action == ACT_TCP_CAPTURE && |
| 3404 | !(arule->arg.cap.expr->fetch->val & SMP_VAL_FE_SES_ACC)) |
Willy Tarreau | e42bd96 | 2014-09-16 16:21:19 +0200 | [diff] [blame] | 3405 | break; |
Christopher Faulet | e4e830d | 2017-09-18 14:51:41 +0200 | [diff] [blame] | 3406 | if ((arule->action >= ACT_ACTION_TRK_SC0 && arule->action <= ACT_ACTION_TRK_SCMAX) && |
| 3407 | !(arule->arg.trk_ctr.expr->fetch->val & SMP_VAL_FE_SES_ACC)) |
Willy Tarreau | e42bd96 | 2014-09-16 16:21:19 +0200 | [diff] [blame] | 3408 | break; |
| 3409 | } |
| 3410 | |
Christopher Faulet | e4e830d | 2017-09-18 14:51:41 +0200 | [diff] [blame] | 3411 | if (&arule->list != &curproxy->tcp_req.inspect_rules) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 3412 | ha_warning("config : %s '%s' : some 'tcp-request content' rules explicitly depending on request" |
| 3413 | " contents were found in a frontend without any 'tcp-request inspect-delay' setting." |
| 3414 | " This means that these rules will randomly find their contents. This can be fixed by" |
| 3415 | " setting the tcp-request inspect-delay.\n", |
| 3416 | proxy_type_str(curproxy), curproxy->id); |
Willy Tarreau | e42bd96 | 2014-09-16 16:21:19 +0200 | [diff] [blame] | 3417 | err_code |= ERR_WARN; |
| 3418 | } |
| 3419 | } |
| 3420 | |
Christopher Faulet | d7c9196 | 2015-04-30 11:48:27 +0200 | [diff] [blame] | 3421 | /* Check filter configuration, if any */ |
| 3422 | cfgerr += flt_check(curproxy); |
| 3423 | |
Willy Tarreau | c1a2167 | 2009-08-16 22:37:44 +0200 | [diff] [blame] | 3424 | if (curproxy->cap & PR_CAP_FE) { |
Willy Tarreau | 050536d | 2012-10-04 08:47:34 +0200 | [diff] [blame] | 3425 | if (!curproxy->accept) |
| 3426 | curproxy->accept = frontend_accept; |
Willy Tarreau | 81f9aa3 | 2010-06-01 17:45:26 +0200 | [diff] [blame] | 3427 | |
Willy Tarreau | c1a2167 | 2009-08-16 22:37:44 +0200 | [diff] [blame] | 3428 | if (curproxy->tcp_req.inspect_delay || |
| 3429 | !LIST_ISEMPTY(&curproxy->tcp_req.inspect_rules)) |
Willy Tarreau | fb35620 | 2010-08-03 14:02:05 +0200 | [diff] [blame] | 3430 | curproxy->fe_req_ana |= AN_REQ_INSPECT_FE; |
Willy Tarreau | c1a2167 | 2009-08-16 22:37:44 +0200 | [diff] [blame] | 3431 | |
Willy Tarreau | 4e5b828 | 2009-08-16 22:57:50 +0200 | [diff] [blame] | 3432 | if (curproxy->mode == PR_MODE_HTTP) { |
Willy Tarreau | c1a2167 | 2009-08-16 22:37:44 +0200 | [diff] [blame] | 3433 | curproxy->fe_req_ana |= AN_REQ_WAIT_HTTP | AN_REQ_HTTP_PROCESS_FE; |
Willy Tarreau | b37c27e | 2009-10-18 22:53:08 +0200 | [diff] [blame] | 3434 | curproxy->fe_rsp_ana |= AN_RES_WAIT_HTTP | AN_RES_HTTP_PROCESS_FE; |
Willy Tarreau | 4e5b828 | 2009-08-16 22:57:50 +0200 | [diff] [blame] | 3435 | } |
Willy Tarreau | c1a2167 | 2009-08-16 22:37:44 +0200 | [diff] [blame] | 3436 | |
William Lallemand | cf62f7e | 2018-10-26 14:47:40 +0200 | [diff] [blame] | 3437 | if (curproxy->mode == PR_MODE_CLI) { |
| 3438 | curproxy->fe_req_ana |= AN_REQ_WAIT_CLI; |
| 3439 | curproxy->fe_rsp_ana |= AN_RES_WAIT_CLI; |
| 3440 | } |
| 3441 | |
Willy Tarreau | c1a2167 | 2009-08-16 22:37:44 +0200 | [diff] [blame] | 3442 | /* both TCP and HTTP must check switching rules */ |
| 3443 | curproxy->fe_req_ana |= AN_REQ_SWITCHING_RULES; |
Christopher Faulet | d7c9196 | 2015-04-30 11:48:27 +0200 | [diff] [blame] | 3444 | |
| 3445 | /* Add filters analyzers if needed */ |
Christopher Faulet | 443ea1a | 2016-02-04 13:40:26 +0100 | [diff] [blame] | 3446 | if (!LIST_ISEMPTY(&curproxy->filter_configs)) { |
Christopher Faulet | 0184ea7 | 2017-01-05 14:06:34 +0100 | [diff] [blame] | 3447 | curproxy->fe_req_ana |= AN_REQ_FLT_START_FE | AN_REQ_FLT_XFER_DATA | AN_REQ_FLT_END; |
| 3448 | curproxy->fe_rsp_ana |= AN_RES_FLT_START_FE | AN_RES_FLT_XFER_DATA | AN_RES_FLT_END; |
Christopher Faulet | 309c641 | 2015-12-02 09:57:32 +0100 | [diff] [blame] | 3449 | if (curproxy->mode == PR_MODE_HTTP) { |
Christopher Faulet | 0184ea7 | 2017-01-05 14:06:34 +0100 | [diff] [blame] | 3450 | curproxy->fe_req_ana |= AN_REQ_FLT_HTTP_HDRS; |
| 3451 | curproxy->fe_rsp_ana |= AN_RES_FLT_HTTP_HDRS; |
Christopher Faulet | 309c641 | 2015-12-02 09:57:32 +0100 | [diff] [blame] | 3452 | } |
Christopher Faulet | d7c9196 | 2015-04-30 11:48:27 +0200 | [diff] [blame] | 3453 | } |
Willy Tarreau | c1a2167 | 2009-08-16 22:37:44 +0200 | [diff] [blame] | 3454 | } |
| 3455 | |
| 3456 | if (curproxy->cap & PR_CAP_BE) { |
Willy Tarreau | fb35620 | 2010-08-03 14:02:05 +0200 | [diff] [blame] | 3457 | if (curproxy->tcp_req.inspect_delay || |
| 3458 | !LIST_ISEMPTY(&curproxy->tcp_req.inspect_rules)) |
| 3459 | curproxy->be_req_ana |= AN_REQ_INSPECT_BE; |
| 3460 | |
Emeric Brun | 97679e7 | 2010-09-23 17:56:44 +0200 | [diff] [blame] | 3461 | if (!LIST_ISEMPTY(&curproxy->tcp_rep.inspect_rules)) |
| 3462 | curproxy->be_rsp_ana |= AN_RES_INSPECT; |
| 3463 | |
Willy Tarreau | 4e5b828 | 2009-08-16 22:57:50 +0200 | [diff] [blame] | 3464 | if (curproxy->mode == PR_MODE_HTTP) { |
Willy Tarreau | c1a2167 | 2009-08-16 22:37:44 +0200 | [diff] [blame] | 3465 | curproxy->be_req_ana |= AN_REQ_WAIT_HTTP | AN_REQ_HTTP_INNER | AN_REQ_HTTP_PROCESS_BE; |
Willy Tarreau | b37c27e | 2009-10-18 22:53:08 +0200 | [diff] [blame] | 3466 | curproxy->be_rsp_ana |= AN_RES_WAIT_HTTP | AN_RES_HTTP_PROCESS_BE; |
Willy Tarreau | 4e5b828 | 2009-08-16 22:57:50 +0200 | [diff] [blame] | 3467 | } |
Willy Tarreau | c1a2167 | 2009-08-16 22:37:44 +0200 | [diff] [blame] | 3468 | |
| 3469 | /* If the backend does requires RDP cookie persistence, we have to |
| 3470 | * enable the corresponding analyser. |
| 3471 | */ |
| 3472 | if (curproxy->options2 & PR_O2_RDPC_PRST) |
| 3473 | curproxy->be_req_ana |= AN_REQ_PRST_RDP_COOKIE; |
Christopher Faulet | d7c9196 | 2015-04-30 11:48:27 +0200 | [diff] [blame] | 3474 | |
| 3475 | /* Add filters analyzers if needed */ |
Christopher Faulet | 443ea1a | 2016-02-04 13:40:26 +0100 | [diff] [blame] | 3476 | if (!LIST_ISEMPTY(&curproxy->filter_configs)) { |
Christopher Faulet | 0184ea7 | 2017-01-05 14:06:34 +0100 | [diff] [blame] | 3477 | curproxy->be_req_ana |= AN_REQ_FLT_START_BE | AN_REQ_FLT_XFER_DATA | AN_REQ_FLT_END; |
| 3478 | curproxy->be_rsp_ana |= AN_RES_FLT_START_BE | AN_RES_FLT_XFER_DATA | AN_RES_FLT_END; |
Christopher Faulet | 309c641 | 2015-12-02 09:57:32 +0100 | [diff] [blame] | 3479 | if (curproxy->mode == PR_MODE_HTTP) { |
Christopher Faulet | 0184ea7 | 2017-01-05 14:06:34 +0100 | [diff] [blame] | 3480 | curproxy->be_req_ana |= AN_REQ_FLT_HTTP_HDRS; |
| 3481 | curproxy->be_rsp_ana |= AN_RES_FLT_HTTP_HDRS; |
Christopher Faulet | 309c641 | 2015-12-02 09:57:32 +0100 | [diff] [blame] | 3482 | } |
Christopher Faulet | d7c9196 | 2015-04-30 11:48:27 +0200 | [diff] [blame] | 3483 | } |
Willy Tarreau | c1a2167 | 2009-08-16 22:37:44 +0200 | [diff] [blame] | 3484 | } |
Christopher Faulet | a717b99 | 2018-04-10 14:43:00 +0200 | [diff] [blame] | 3485 | |
Christopher Faulet | 8ed0a3e | 2018-04-10 14:45:45 +0200 | [diff] [blame] | 3486 | /* Check the mux protocols, if any, for each listener and server |
Christopher Faulet | a717b99 | 2018-04-10 14:43:00 +0200 | [diff] [blame] | 3487 | * attached to the current proxy */ |
| 3488 | list_for_each_entry(bind_conf, &curproxy->conf.bind, by_fe) { |
| 3489 | int mode = (1 << (curproxy->mode == PR_MODE_HTTP)); |
Willy Tarreau | 76a551d | 2018-12-02 13:09:09 +0100 | [diff] [blame] | 3490 | const struct mux_proto_list *mux_ent; |
Christopher Faulet | a717b99 | 2018-04-10 14:43:00 +0200 | [diff] [blame] | 3491 | |
Christopher Faulet | 7ff4f14 | 2018-11-20 11:23:52 +0100 | [diff] [blame] | 3492 | /* Special case for HTX because it is still experimental */ |
| 3493 | if (curproxy->options2 & PR_O2_USE_HTX) |
| 3494 | mode = PROTO_MODE_HTX; |
| 3495 | |
Christopher Faulet | a717b99 | 2018-04-10 14:43:00 +0200 | [diff] [blame] | 3496 | if (!bind_conf->mux_proto) |
| 3497 | continue; |
Willy Tarreau | 76a551d | 2018-12-02 13:09:09 +0100 | [diff] [blame] | 3498 | |
| 3499 | /* it is possible that an incorrect mux was referenced |
| 3500 | * due to the proxy's mode not being taken into account |
| 3501 | * on first pass. Let's adjust it now. |
| 3502 | */ |
| 3503 | mux_ent = conn_get_best_mux_entry(bind_conf->mux_proto->token, PROTO_SIDE_FE, mode); |
| 3504 | |
| 3505 | if (!mux_ent || !isteq(mux_ent->token, bind_conf->mux_proto->token)) { |
Christopher Faulet | a717b99 | 2018-04-10 14:43:00 +0200 | [diff] [blame] | 3506 | ha_alert("config : %s '%s' : MUX protocol '%.*s' is not usable for 'bind %s' at [%s:%d].\n", |
| 3507 | proxy_type_str(curproxy), curproxy->id, |
| 3508 | (int)bind_conf->mux_proto->token.len, |
| 3509 | bind_conf->mux_proto->token.ptr, |
| 3510 | bind_conf->arg, bind_conf->file, bind_conf->line); |
| 3511 | cfgerr++; |
| 3512 | } |
Willy Tarreau | 76a551d | 2018-12-02 13:09:09 +0100 | [diff] [blame] | 3513 | |
| 3514 | /* update the mux */ |
| 3515 | bind_conf->mux_proto = mux_ent; |
Christopher Faulet | a717b99 | 2018-04-10 14:43:00 +0200 | [diff] [blame] | 3516 | } |
Christopher Faulet | 8ed0a3e | 2018-04-10 14:45:45 +0200 | [diff] [blame] | 3517 | for (newsrv = curproxy->srv; newsrv; newsrv = newsrv->next) { |
| 3518 | int mode = (1 << (curproxy->mode == PR_MODE_HTTP)); |
Willy Tarreau | 76a551d | 2018-12-02 13:09:09 +0100 | [diff] [blame] | 3519 | const struct mux_proto_list *mux_ent; |
Christopher Faulet | 8ed0a3e | 2018-04-10 14:45:45 +0200 | [diff] [blame] | 3520 | |
Christopher Faulet | 7ff4f14 | 2018-11-20 11:23:52 +0100 | [diff] [blame] | 3521 | /* Special case for HTX because it is still experimental */ |
| 3522 | if (curproxy->options2 & PR_O2_USE_HTX) |
| 3523 | mode = PROTO_MODE_HTX; |
| 3524 | |
Christopher Faulet | 8ed0a3e | 2018-04-10 14:45:45 +0200 | [diff] [blame] | 3525 | if (!newsrv->mux_proto) |
| 3526 | continue; |
Willy Tarreau | 76a551d | 2018-12-02 13:09:09 +0100 | [diff] [blame] | 3527 | |
| 3528 | /* it is possible that an incorrect mux was referenced |
| 3529 | * due to the proxy's mode not being taken into account |
| 3530 | * on first pass. Let's adjust it now. |
| 3531 | */ |
| 3532 | mux_ent = conn_get_best_mux_entry(newsrv->mux_proto->token, PROTO_SIDE_BE, mode); |
| 3533 | |
| 3534 | if (!mux_ent || !isteq(mux_ent->token, newsrv->mux_proto->token)) { |
Christopher Faulet | 8ed0a3e | 2018-04-10 14:45:45 +0200 | [diff] [blame] | 3535 | ha_alert("config : %s '%s' : MUX protocol '%.*s' is not usable for server '%s' at [%s:%d].\n", |
| 3536 | proxy_type_str(curproxy), curproxy->id, |
| 3537 | (int)newsrv->mux_proto->token.len, |
| 3538 | newsrv->mux_proto->token.ptr, |
| 3539 | newsrv->id, newsrv->conf.file, newsrv->conf.line); |
| 3540 | cfgerr++; |
| 3541 | } |
Willy Tarreau | 76a551d | 2018-12-02 13:09:09 +0100 | [diff] [blame] | 3542 | |
| 3543 | /* update the mux */ |
| 3544 | newsrv->mux_proto = mux_ent; |
Christopher Faulet | 8ed0a3e | 2018-04-10 14:45:45 +0200 | [diff] [blame] | 3545 | } |
Willy Tarreau | 835daa1 | 2019-02-07 14:46:29 +0100 | [diff] [blame] | 3546 | |
| 3547 | /* initialize idle conns lists */ |
| 3548 | for (newsrv = curproxy->srv; newsrv; newsrv = newsrv->next) { |
| 3549 | int i; |
| 3550 | |
| 3551 | newsrv->priv_conns = calloc(global.nbthread, sizeof(*newsrv->priv_conns)); |
| 3552 | newsrv->idle_conns = calloc(global.nbthread, sizeof(*newsrv->idle_conns)); |
| 3553 | newsrv->safe_conns = calloc(global.nbthread, sizeof(*newsrv->safe_conns)); |
| 3554 | |
| 3555 | if (!newsrv->priv_conns || !newsrv->idle_conns || !newsrv->safe_conns) { |
Willy Tarreau | 980855b | 2019-02-07 14:59:29 +0100 | [diff] [blame^] | 3556 | free(newsrv->safe_conns); newsrv->safe_conns = NULL; |
| 3557 | free(newsrv->idle_conns); newsrv->idle_conns = NULL; |
| 3558 | free(newsrv->priv_conns); newsrv->priv_conns = NULL; |
Willy Tarreau | 835daa1 | 2019-02-07 14:46:29 +0100 | [diff] [blame] | 3559 | ha_alert("parsing [%s:%d] : failed to allocate idle connections for server '%s'.\n", |
| 3560 | newsrv->conf.file, newsrv->conf.line, newsrv->id); |
| 3561 | cfgerr++; |
| 3562 | continue; |
| 3563 | } |
| 3564 | |
| 3565 | for (i = 0; i < global.nbthread; i++) { |
| 3566 | LIST_INIT(&newsrv->priv_conns[i]); |
| 3567 | LIST_INIT(&newsrv->idle_conns[i]); |
| 3568 | LIST_INIT(&newsrv->safe_conns[i]); |
| 3569 | } |
Willy Tarreau | 980855b | 2019-02-07 14:59:29 +0100 | [diff] [blame^] | 3570 | |
| 3571 | if (newsrv->max_idle_conns != 0) { |
| 3572 | newsrv->idle_orphan_conns = calloc(global.nbthread, sizeof(*newsrv->idle_orphan_conns)); |
| 3573 | newsrv->idle_task = calloc(global.nbthread, sizeof(*newsrv->idle_task)); |
| 3574 | if (!newsrv->idle_orphan_conns || !newsrv->idle_task) |
| 3575 | goto err; |
| 3576 | for (i = 0; i < global.nbthread; i++) { |
| 3577 | LIST_INIT(&newsrv->idle_orphan_conns[i]); |
| 3578 | newsrv->idle_task[i] = task_new(1 << i); |
| 3579 | if (!newsrv->idle_task[i]) |
| 3580 | goto err; |
| 3581 | newsrv->idle_task[i]->process = srv_cleanup_idle_connections; |
| 3582 | newsrv->idle_task[i]->context = newsrv; |
| 3583 | } |
| 3584 | continue; |
| 3585 | err: |
| 3586 | ha_alert("parsing [%s:%d] : failed to allocate idle connection tasks for server '%s'.\n", |
| 3587 | newsrv->conf.file, newsrv->conf.line, newsrv->id); |
| 3588 | cfgerr++; |
| 3589 | continue; |
| 3590 | } |
Willy Tarreau | 835daa1 | 2019-02-07 14:46:29 +0100 | [diff] [blame] | 3591 | } |
Willy Tarreau | 419ead8 | 2014-09-16 13:41:21 +0200 | [diff] [blame] | 3592 | } |
| 3593 | |
| 3594 | /***********************************************************/ |
| 3595 | /* At this point, target names have already been resolved. */ |
| 3596 | /***********************************************************/ |
| 3597 | |
| 3598 | /* Check multi-process mode compatibility */ |
| 3599 | |
| 3600 | if (global.nbproc > 1 && global.stats_fe) { |
| 3601 | list_for_each_entry(bind_conf, &global.stats_fe->conf.bind, by_fe) { |
| 3602 | unsigned long mask; |
| 3603 | |
Willy Tarreau | 6daac19 | 2019-02-02 17:39:53 +0100 | [diff] [blame] | 3604 | mask = proc_mask(global.stats_fe->bind_proc) && all_proc_mask; |
| 3605 | mask &= proc_mask(bind_conf->bind_proc); |
Willy Tarreau | 419ead8 | 2014-09-16 13:41:21 +0200 | [diff] [blame] | 3606 | |
| 3607 | /* stop here if more than one process is used */ |
Willy Tarreau | 9504dd6 | 2018-10-15 09:37:03 +0200 | [diff] [blame] | 3608 | if (atleast2(mask)) |
Willy Tarreau | 419ead8 | 2014-09-16 13:41:21 +0200 | [diff] [blame] | 3609 | break; |
| 3610 | } |
| 3611 | if (&bind_conf->by_fe != &global.stats_fe->conf.bind) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 3612 | ha_warning("stats socket will not work as expected in multi-process mode (nbproc > 1), you should force process binding globally using 'stats bind-process' or per socket using the 'process' attribute.\n"); |
Willy Tarreau | 419ead8 | 2014-09-16 13:41:21 +0200 | [diff] [blame] | 3613 | } |
| 3614 | } |
| 3615 | |
| 3616 | /* Make each frontend inherit bind-process from its listeners when not specified. */ |
Olivier Houchard | fbc74e8 | 2017-11-24 16:54:05 +0100 | [diff] [blame] | 3617 | for (curproxy = proxies_list; curproxy; curproxy = curproxy->next) { |
Willy Tarreau | 419ead8 | 2014-09-16 13:41:21 +0200 | [diff] [blame] | 3618 | if (curproxy->bind_proc) |
| 3619 | continue; |
| 3620 | |
| 3621 | list_for_each_entry(bind_conf, &curproxy->conf.bind, by_fe) { |
| 3622 | unsigned long mask; |
| 3623 | |
Willy Tarreau | 6daac19 | 2019-02-02 17:39:53 +0100 | [diff] [blame] | 3624 | mask = proc_mask(bind_conf->bind_proc); |
Willy Tarreau | 419ead8 | 2014-09-16 13:41:21 +0200 | [diff] [blame] | 3625 | curproxy->bind_proc |= mask; |
| 3626 | } |
Willy Tarreau | 6daac19 | 2019-02-02 17:39:53 +0100 | [diff] [blame] | 3627 | curproxy->bind_proc = proc_mask(curproxy->bind_proc); |
Willy Tarreau | 419ead8 | 2014-09-16 13:41:21 +0200 | [diff] [blame] | 3628 | } |
| 3629 | |
| 3630 | if (global.stats_fe) { |
| 3631 | list_for_each_entry(bind_conf, &global.stats_fe->conf.bind, by_fe) { |
| 3632 | unsigned long mask; |
| 3633 | |
Cyril Bonté | 0618195 | 2016-02-24 00:14:54 +0100 | [diff] [blame] | 3634 | mask = bind_conf->bind_proc ? bind_conf->bind_proc : 0; |
Willy Tarreau | 419ead8 | 2014-09-16 13:41:21 +0200 | [diff] [blame] | 3635 | global.stats_fe->bind_proc |= mask; |
| 3636 | } |
Willy Tarreau | 6daac19 | 2019-02-02 17:39:53 +0100 | [diff] [blame] | 3637 | global.stats_fe->bind_proc = proc_mask(global.stats_fe->bind_proc); |
Willy Tarreau | 419ead8 | 2014-09-16 13:41:21 +0200 | [diff] [blame] | 3638 | } |
| 3639 | |
Willy Tarreau | acbe8ab | 2014-10-01 20:50:17 +0200 | [diff] [blame] | 3640 | /* propagate bindings from frontends to backends. Don't do it if there |
| 3641 | * are any fatal errors as we must not call it with unresolved proxies. |
| 3642 | */ |
| 3643 | if (!cfgerr) { |
Olivier Houchard | fbc74e8 | 2017-11-24 16:54:05 +0100 | [diff] [blame] | 3644 | for (curproxy = proxies_list; curproxy; curproxy = curproxy->next) { |
Willy Tarreau | acbe8ab | 2014-10-01 20:50:17 +0200 | [diff] [blame] | 3645 | if (curproxy->cap & PR_CAP_FE) |
| 3646 | propagate_processes(curproxy, NULL); |
| 3647 | } |
Willy Tarreau | 419ead8 | 2014-09-16 13:41:21 +0200 | [diff] [blame] | 3648 | } |
| 3649 | |
| 3650 | /* Bind each unbound backend to all processes when not specified. */ |
Willy Tarreau | 6daac19 | 2019-02-02 17:39:53 +0100 | [diff] [blame] | 3651 | for (curproxy = proxies_list; curproxy; curproxy = curproxy->next) |
| 3652 | curproxy->bind_proc = proc_mask(curproxy->bind_proc); |
Willy Tarreau | 419ead8 | 2014-09-16 13:41:21 +0200 | [diff] [blame] | 3653 | |
| 3654 | /*******************************************************/ |
| 3655 | /* At this step, all proxies have a non-null bind_proc */ |
| 3656 | /*******************************************************/ |
| 3657 | |
| 3658 | /* perform the final checks before creating tasks */ |
| 3659 | |
Olivier Houchard | fbc74e8 | 2017-11-24 16:54:05 +0100 | [diff] [blame] | 3660 | for (curproxy = proxies_list; curproxy; curproxy = curproxy->next) { |
Willy Tarreau | 419ead8 | 2014-09-16 13:41:21 +0200 | [diff] [blame] | 3661 | struct listener *listener; |
| 3662 | unsigned int next_id; |
Willy Tarreau | c1a2167 | 2009-08-16 22:37:44 +0200 | [diff] [blame] | 3663 | |
Willy Tarreau | f5ae8f7 | 2012-09-07 16:58:00 +0200 | [diff] [blame] | 3664 | /* Configure SSL for each bind line. |
| 3665 | * Note: if configuration fails at some point, the ->ctx member |
| 3666 | * remains NULL so that listeners can later detach. |
| 3667 | */ |
Willy Tarreau | 2a65ff0 | 2012-09-13 17:54:29 +0200 | [diff] [blame] | 3668 | list_for_each_entry(bind_conf, &curproxy->conf.bind, by_fe) { |
Willy Tarreau | 55d3791 | 2016-12-21 23:38:39 +0100 | [diff] [blame] | 3669 | if (bind_conf->xprt->prepare_bind_conf && |
| 3670 | bind_conf->xprt->prepare_bind_conf(bind_conf) < 0) |
Willy Tarreau | f5ae8f7 | 2012-09-07 16:58:00 +0200 | [diff] [blame] | 3671 | cfgerr++; |
Willy Tarreau | 2a65ff0 | 2012-09-13 17:54:29 +0200 | [diff] [blame] | 3672 | } |
Willy Tarreau | f5ae8f7 | 2012-09-07 16:58:00 +0200 | [diff] [blame] | 3673 | |
Willy Tarreau | e6b9894 | 2007-10-29 01:09:36 +0100 | [diff] [blame] | 3674 | /* adjust this proxy's listeners */ |
Willy Tarreau | 53fb4ae | 2009-10-04 23:04:08 +0200 | [diff] [blame] | 3675 | next_id = 1; |
Willy Tarreau | 4348fad | 2012-09-20 16:48:07 +0200 | [diff] [blame] | 3676 | list_for_each_entry(listener, &curproxy->conf.listeners, by_fe) { |
Willy Tarreau | 7c0ffd2 | 2016-04-14 11:47:38 +0200 | [diff] [blame] | 3677 | int nbproc; |
| 3678 | |
| 3679 | nbproc = my_popcountl(curproxy->bind_proc & |
Cyril Bonté | 4920d70 | 2016-04-15 07:58:43 +0200 | [diff] [blame] | 3680 | (listener->bind_conf->bind_proc ? listener->bind_conf->bind_proc : curproxy->bind_proc) & |
Willy Tarreau | a38a717 | 2019-02-02 17:11:28 +0100 | [diff] [blame] | 3681 | all_proc_mask); |
Willy Tarreau | 7c0ffd2 | 2016-04-14 11:47:38 +0200 | [diff] [blame] | 3682 | |
| 3683 | if (!nbproc) /* no intersection between listener and frontend */ |
| 3684 | nbproc = 1; |
| 3685 | |
Willy Tarreau | 53fb4ae | 2009-10-04 23:04:08 +0200 | [diff] [blame] | 3686 | if (!listener->luid) { |
| 3687 | /* listener ID not set, use automatic numbering with first |
| 3688 | * spare entry starting with next_luid. |
| 3689 | */ |
| 3690 | next_id = get_next_id(&curproxy->conf.used_listener_id, next_id); |
| 3691 | listener->conf.id.key = listener->luid = next_id; |
| 3692 | eb32_insert(&curproxy->conf.used_listener_id, &listener->conf.id); |
Willy Tarreau | 53fb4ae | 2009-10-04 23:04:08 +0200 | [diff] [blame] | 3693 | } |
Krzysztof Piotr Oledzki | df5cb9f | 2010-02-05 20:58:27 +0100 | [diff] [blame] | 3694 | next_id++; |
Willy Tarreau | 53fb4ae | 2009-10-04 23:04:08 +0200 | [diff] [blame] | 3695 | |
Krzysztof Piotr Oledzki | aeebf9b | 2009-10-04 15:43:17 +0200 | [diff] [blame] | 3696 | /* enable separate counters */ |
| 3697 | if (curproxy->options2 & PR_O2_SOCKSTAT) { |
Willy Tarreau | ae9bea0 | 2016-11-25 14:44:52 +0100 | [diff] [blame] | 3698 | listener->counters = calloc(1, sizeof(*listener->counters)); |
Willy Tarreau | 19d14ef | 2012-10-29 16:51:55 +0100 | [diff] [blame] | 3699 | if (!listener->name) |
| 3700 | memprintf(&listener->name, "sock-%d", listener->luid); |
Krzysztof Piotr Oledzki | aeebf9b | 2009-10-04 15:43:17 +0200 | [diff] [blame] | 3701 | } |
Willy Tarreau | 81796be | 2012-09-22 19:11:47 +0200 | [diff] [blame] | 3702 | |
Willy Tarreau | e6b9894 | 2007-10-29 01:09:36 +0100 | [diff] [blame] | 3703 | if (curproxy->options & PR_O_TCP_NOLING) |
| 3704 | listener->options |= LI_O_NOLINGER; |
Willy Tarreau | 32368ce | 2012-09-06 11:10:55 +0200 | [diff] [blame] | 3705 | if (!listener->maxconn) |
| 3706 | listener->maxconn = curproxy->maxconn; |
| 3707 | if (!listener->backlog) |
| 3708 | listener->backlog = curproxy->backlog; |
Willy Tarreau | 16a2147 | 2012-11-19 12:39:59 +0100 | [diff] [blame] | 3709 | if (!listener->maxaccept) |
| 3710 | listener->maxaccept = global.tune.maxaccept ? global.tune.maxaccept : 64; |
| 3711 | |
| 3712 | /* we want to have an optimal behaviour on single process mode to |
| 3713 | * maximize the work at once, but in multi-process we want to keep |
| 3714 | * some fairness between processes, so we target half of the max |
| 3715 | * number of events to be balanced over all the processes the proxy |
| 3716 | * is bound to. Rememeber that maxaccept = -1 must be kept as it is |
| 3717 | * used to disable the limit. |
| 3718 | */ |
| 3719 | if (listener->maxaccept > 0) { |
| 3720 | if (nbproc > 1) |
| 3721 | listener->maxaccept = (listener->maxaccept + 1) / 2; |
| 3722 | listener->maxaccept = (listener->maxaccept + nbproc - 1) / nbproc; |
| 3723 | } |
| 3724 | |
Willy Tarreau | 9903f0e | 2015-04-04 18:50:31 +0200 | [diff] [blame] | 3725 | listener->accept = session_accept_fd; |
Willy Tarreau | c1a2167 | 2009-08-16 22:37:44 +0200 | [diff] [blame] | 3726 | listener->analysers |= curproxy->fe_req_ana; |
Willy Tarreau | 10b688f | 2015-03-13 16:43:12 +0100 | [diff] [blame] | 3727 | listener->default_target = curproxy->default_target; |
Willy Tarreau | 3bc1377 | 2008-12-07 11:50:35 +0100 | [diff] [blame] | 3728 | |
Willy Tarreau | a5c0ab2 | 2010-05-31 10:30:33 +0200 | [diff] [blame] | 3729 | if (!LIST_ISEMPTY(&curproxy->tcp_req.l4_rules)) |
Willy Tarreau | 7d9736f | 2016-10-21 16:34:21 +0200 | [diff] [blame] | 3730 | listener->options |= LI_O_TCP_L4_RULES; |
Willy Tarreau | a5c0ab2 | 2010-05-31 10:30:33 +0200 | [diff] [blame] | 3731 | |
Willy Tarreau | 620408f | 2016-10-21 16:37:51 +0200 | [diff] [blame] | 3732 | if (!LIST_ISEMPTY(&curproxy->tcp_req.l5_rules)) |
| 3733 | listener->options |= LI_O_TCP_L5_RULES; |
| 3734 | |
Willy Tarreau | de3041d | 2010-05-31 10:56:17 +0200 | [diff] [blame] | 3735 | if (curproxy->mon_mask.s_addr) |
| 3736 | listener->options |= LI_O_CHK_MONNET; |
| 3737 | |
Willy Tarreau | 9ea05a7 | 2009-06-14 12:07:01 +0200 | [diff] [blame] | 3738 | /* smart accept mode is automatic in HTTP mode */ |
| 3739 | if ((curproxy->options2 & PR_O2_SMARTACC) || |
Willy Tarreau | 2a65ff0 | 2012-09-13 17:54:29 +0200 | [diff] [blame] | 3740 | ((curproxy->mode == PR_MODE_HTTP || listener->bind_conf->is_ssl) && |
Willy Tarreau | 9ea05a7 | 2009-06-14 12:07:01 +0200 | [diff] [blame] | 3741 | !(curproxy->no_options2 & PR_O2_SMARTACC))) |
| 3742 | listener->options |= LI_O_NOQUICKACK; |
Willy Tarreau | e6b9894 | 2007-10-29 01:09:36 +0100 | [diff] [blame] | 3743 | } |
| 3744 | |
Willy Tarreau | 2a65ff0 | 2012-09-13 17:54:29 +0200 | [diff] [blame] | 3745 | /* Release unused SSL configs */ |
| 3746 | list_for_each_entry(bind_conf, &curproxy->conf.bind, by_fe) { |
Willy Tarreau | 795cdab | 2016-12-22 17:30:54 +0100 | [diff] [blame] | 3747 | if (!bind_conf->is_ssl && bind_conf->xprt->destroy_bind_conf) |
| 3748 | bind_conf->xprt->destroy_bind_conf(bind_conf); |
Willy Tarreau | 2a65ff0 | 2012-09-13 17:54:29 +0200 | [diff] [blame] | 3749 | } |
Willy Tarreau | f5ae8f7 | 2012-09-07 16:58:00 +0200 | [diff] [blame] | 3750 | |
Willy Tarreau | a38a717 | 2019-02-02 17:11:28 +0100 | [diff] [blame] | 3751 | if (atleast2(curproxy->bind_proc & all_proc_mask)) { |
Willy Tarreau | 102df61 | 2014-05-07 23:56:38 +0200 | [diff] [blame] | 3752 | if (curproxy->uri_auth) { |
Willy Tarreau | eb791e0 | 2014-09-16 15:11:04 +0200 | [diff] [blame] | 3753 | int count, maxproc = 0; |
| 3754 | |
| 3755 | list_for_each_entry(bind_conf, &curproxy->conf.bind, by_fe) { |
David Carlier | e6c3941 | 2015-07-02 07:00:17 +0000 | [diff] [blame] | 3756 | count = my_popcountl(bind_conf->bind_proc); |
Willy Tarreau | eb791e0 | 2014-09-16 15:11:04 +0200 | [diff] [blame] | 3757 | if (count > maxproc) |
| 3758 | maxproc = count; |
| 3759 | } |
| 3760 | /* backends have 0, frontends have 1 or more */ |
| 3761 | if (maxproc != 1) |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 3762 | ha_warning("Proxy '%s': in multi-process mode, stats will be" |
| 3763 | " limited to process assigned to the current request.\n", |
| 3764 | curproxy->id); |
Willy Tarreau | eb791e0 | 2014-09-16 15:11:04 +0200 | [diff] [blame] | 3765 | |
Willy Tarreau | 102df61 | 2014-05-07 23:56:38 +0200 | [diff] [blame] | 3766 | if (!LIST_ISEMPTY(&curproxy->uri_auth->admin_rules)) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 3767 | ha_warning("Proxy '%s': stats admin will not work correctly in multi-process mode.\n", |
| 3768 | curproxy->id); |
Cyril Bonté | 02ff8ef | 2010-12-14 22:48:49 +0100 | [diff] [blame] | 3769 | } |
Cyril Bonté | 02ff8ef | 2010-12-14 22:48:49 +0100 | [diff] [blame] | 3770 | } |
Willy Tarreau | 102df61 | 2014-05-07 23:56:38 +0200 | [diff] [blame] | 3771 | if (!LIST_ISEMPTY(&curproxy->sticking_rules)) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 3772 | ha_warning("Proxy '%s': sticking rules will not work correctly in multi-process mode.\n", |
| 3773 | curproxy->id); |
Cyril Bonté | 02ff8ef | 2010-12-14 22:48:49 +0100 | [diff] [blame] | 3774 | } |
| 3775 | } |
Willy Tarreau | 918ff60 | 2011-07-25 16:33:49 +0200 | [diff] [blame] | 3776 | |
| 3777 | /* create the task associated with the proxy */ |
Emeric Brun | c60def8 | 2017-09-27 14:59:38 +0200 | [diff] [blame] | 3778 | curproxy->task = task_new(MAX_THREADS_MASK); |
Willy Tarreau | 918ff60 | 2011-07-25 16:33:49 +0200 | [diff] [blame] | 3779 | if (curproxy->task) { |
| 3780 | curproxy->task->context = curproxy; |
| 3781 | curproxy->task->process = manage_proxy; |
Willy Tarreau | 918ff60 | 2011-07-25 16:33:49 +0200 | [diff] [blame] | 3782 | } else { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 3783 | ha_alert("Proxy '%s': no more memory when trying to allocate the management task\n", |
| 3784 | curproxy->id); |
Willy Tarreau | 918ff60 | 2011-07-25 16:33:49 +0200 | [diff] [blame] | 3785 | cfgerr++; |
| 3786 | } |
Willy Tarreau | b369a04 | 2014-09-16 13:21:03 +0200 | [diff] [blame] | 3787 | } |
| 3788 | |
Willy Tarreau | fbb7842 | 2011-06-05 15:38:35 +0200 | [diff] [blame] | 3789 | /* automatically compute fullconn if not set. We must not do it in the |
| 3790 | * loop above because cross-references are not yet fully resolved. |
| 3791 | */ |
Olivier Houchard | fbc74e8 | 2017-11-24 16:54:05 +0100 | [diff] [blame] | 3792 | for (curproxy = proxies_list; curproxy; curproxy = curproxy->next) { |
Willy Tarreau | fbb7842 | 2011-06-05 15:38:35 +0200 | [diff] [blame] | 3793 | /* If <fullconn> is not set, let's set it to 10% of the sum of |
| 3794 | * the possible incoming frontend's maxconns. |
| 3795 | */ |
| 3796 | if (!curproxy->fullconn && (curproxy->cap & PR_CAP_BE)) { |
Willy Tarreau | fbb7842 | 2011-06-05 15:38:35 +0200 | [diff] [blame] | 3797 | /* we have the sum of the maxconns in <total>. We only |
| 3798 | * keep 10% of that sum to set the default fullconn, with |
| 3799 | * a hard minimum of 1 (to avoid a divide by zero). |
| 3800 | */ |
Emeric Brun | 3f78357 | 2017-01-12 11:21:28 +0100 | [diff] [blame] | 3801 | curproxy->fullconn = (curproxy->tot_fe_maxconn + 9) / 10; |
Willy Tarreau | fbb7842 | 2011-06-05 15:38:35 +0200 | [diff] [blame] | 3802 | if (!curproxy->fullconn) |
| 3803 | curproxy->fullconn = 1; |
| 3804 | } |
Krzysztof Piotr Oledzki | 9610504 | 2010-01-29 17:50:44 +0100 | [diff] [blame] | 3805 | } |
| 3806 | |
Krzysztof Oledzki | 336d475 | 2007-12-25 02:40:22 +0100 | [diff] [blame] | 3807 | /* |
| 3808 | * Recount currently required checks. |
| 3809 | */ |
| 3810 | |
Olivier Houchard | fbc74e8 | 2017-11-24 16:54:05 +0100 | [diff] [blame] | 3811 | for (curproxy=proxies_list; curproxy; curproxy=curproxy->next) { |
Krzysztof Oledzki | 336d475 | 2007-12-25 02:40:22 +0100 | [diff] [blame] | 3812 | int optnum; |
| 3813 | |
Willy Tarreau | 66aa61f | 2009-01-18 21:44:07 +0100 | [diff] [blame] | 3814 | for (optnum = 0; cfg_opts[optnum].name; optnum++) |
| 3815 | if (curproxy->options & cfg_opts[optnum].val) |
| 3816 | global.last_checks |= cfg_opts[optnum].checks; |
Krzysztof Oledzki | 336d475 | 2007-12-25 02:40:22 +0100 | [diff] [blame] | 3817 | |
Willy Tarreau | 66aa61f | 2009-01-18 21:44:07 +0100 | [diff] [blame] | 3818 | for (optnum = 0; cfg_opts2[optnum].name; optnum++) |
| 3819 | if (curproxy->options2 & cfg_opts2[optnum].val) |
| 3820 | global.last_checks |= cfg_opts2[optnum].checks; |
Krzysztof Oledzki | 336d475 | 2007-12-25 02:40:22 +0100 | [diff] [blame] | 3821 | } |
| 3822 | |
Willy Tarreau | 0fca483 | 2015-05-01 19:12:05 +0200 | [diff] [blame] | 3823 | /* compute the required process bindings for the peers */ |
Olivier Houchard | fbc74e8 | 2017-11-24 16:54:05 +0100 | [diff] [blame] | 3824 | for (curproxy = proxies_list; curproxy; curproxy = curproxy->next) |
Willy Tarreau | 0fca483 | 2015-05-01 19:12:05 +0200 | [diff] [blame] | 3825 | if (curproxy->table.peers.p) |
| 3826 | curproxy->table.peers.p->peers_fe->bind_proc |= curproxy->bind_proc; |
| 3827 | |
Frédéric Lécaille | ed2b4a6 | 2017-07-13 09:07:09 +0200 | [diff] [blame] | 3828 | if (cfg_peers) { |
| 3829 | struct peers *curpeers = cfg_peers, **last; |
Willy Tarreau | 122541c | 2011-09-07 21:24:49 +0200 | [diff] [blame] | 3830 | struct peer *p, *pb; |
| 3831 | |
Willy Tarreau | 1e27301 | 2015-05-01 19:15:17 +0200 | [diff] [blame] | 3832 | /* Remove all peers sections which don't have a valid listener, |
| 3833 | * which are not used by any table, or which are bound to more |
| 3834 | * than one process. |
Willy Tarreau | 122541c | 2011-09-07 21:24:49 +0200 | [diff] [blame] | 3835 | */ |
Frédéric Lécaille | ed2b4a6 | 2017-07-13 09:07:09 +0200 | [diff] [blame] | 3836 | last = &cfg_peers; |
Willy Tarreau | 122541c | 2011-09-07 21:24:49 +0200 | [diff] [blame] | 3837 | while (*last) { |
| 3838 | curpeers = *last; |
Willy Tarreau | 77e4bd1 | 2015-05-01 20:02:17 +0200 | [diff] [blame] | 3839 | |
| 3840 | if (curpeers->state == PR_STSTOPPED) { |
| 3841 | /* the "disabled" keyword was present */ |
| 3842 | if (curpeers->peers_fe) |
| 3843 | stop_proxy(curpeers->peers_fe); |
| 3844 | curpeers->peers_fe = NULL; |
| 3845 | } |
| 3846 | else if (!curpeers->peers_fe) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 3847 | ha_warning("Removing incomplete section 'peers %s' (no peer named '%s').\n", |
| 3848 | curpeers->id, localpeer); |
Willy Tarreau | 77e4bd1 | 2015-05-01 20:02:17 +0200 | [diff] [blame] | 3849 | } |
Willy Tarreau | 9504dd6 | 2018-10-15 09:37:03 +0200 | [diff] [blame] | 3850 | else if (atleast2(curpeers->peers_fe->bind_proc)) { |
Willy Tarreau | 1e27301 | 2015-05-01 19:15:17 +0200 | [diff] [blame] | 3851 | /* either it's totally stopped or too much used */ |
| 3852 | if (curpeers->peers_fe->bind_proc) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 3853 | ha_alert("Peers section '%s': peers referenced by sections " |
| 3854 | "running in different processes (%d different ones). " |
| 3855 | "Check global.nbproc and all tables' bind-process " |
| 3856 | "settings.\n", curpeers->id, my_popcountl(curpeers->peers_fe->bind_proc)); |
Willy Tarreau | 1e27301 | 2015-05-01 19:15:17 +0200 | [diff] [blame] | 3857 | cfgerr++; |
| 3858 | } |
| 3859 | stop_proxy(curpeers->peers_fe); |
| 3860 | curpeers->peers_fe = NULL; |
| 3861 | } |
Willy Tarreau | 77e4bd1 | 2015-05-01 20:02:17 +0200 | [diff] [blame] | 3862 | else { |
Frédéric Lécaille | 1055e68 | 2018-04-26 14:35:21 +0200 | [diff] [blame] | 3863 | p = curpeers->remote; |
| 3864 | while (p) { |
Frédéric Lécaille | 355b203 | 2019-01-11 14:06:12 +0100 | [diff] [blame] | 3865 | if (p->srv) { |
| 3866 | if (p->srv->use_ssl && xprt_get(XPRT_SSL) && xprt_get(XPRT_SSL)->prepare_srv) |
| 3867 | cfgerr += xprt_get(XPRT_SSL)->prepare_srv(p->srv); |
| 3868 | } |
| 3869 | else if (!LIST_ISEMPTY(&curpeers->peers_fe->conf.bind)) { |
| 3870 | struct list *l; |
| 3871 | struct bind_conf *bind_conf; |
| 3872 | |
| 3873 | l = &curpeers->peers_fe->conf.bind; |
| 3874 | bind_conf = LIST_ELEM(l->n, typeof(bind_conf), by_fe); |
| 3875 | if (bind_conf->xprt->prepare_bind_conf && |
| 3876 | bind_conf->xprt->prepare_bind_conf(bind_conf) < 0) |
| 3877 | cfgerr++; |
| 3878 | } |
Frédéric Lécaille | 1055e68 | 2018-04-26 14:35:21 +0200 | [diff] [blame] | 3879 | p = p->next; |
| 3880 | } |
Willy Tarreau | d944344 | 2018-10-15 11:18:03 +0200 | [diff] [blame] | 3881 | if (!peers_init_sync(curpeers)) { |
| 3882 | ha_alert("Peers section '%s': out of memory, giving up on peers.\n", |
| 3883 | curpeers->id); |
| 3884 | cfgerr++; |
| 3885 | break; |
| 3886 | } |
Willy Tarreau | 122541c | 2011-09-07 21:24:49 +0200 | [diff] [blame] | 3887 | last = &curpeers->next; |
| 3888 | continue; |
| 3889 | } |
| 3890 | |
Willy Tarreau | 77e4bd1 | 2015-05-01 20:02:17 +0200 | [diff] [blame] | 3891 | /* clean what has been detected above */ |
Willy Tarreau | 122541c | 2011-09-07 21:24:49 +0200 | [diff] [blame] | 3892 | p = curpeers->remote; |
| 3893 | while (p) { |
| 3894 | pb = p->next; |
| 3895 | free(p->id); |
| 3896 | free(p); |
| 3897 | p = pb; |
| 3898 | } |
| 3899 | |
| 3900 | /* Destroy and unlink this curpeers section. |
| 3901 | * Note: curpeers is backed up into *last. |
| 3902 | */ |
| 3903 | free(curpeers->id); |
| 3904 | curpeers = curpeers->next; |
| 3905 | free(*last); |
| 3906 | *last = curpeers; |
| 3907 | } |
| 3908 | } |
| 3909 | |
Willy Tarreau | 6866f3f | 2015-05-01 19:09:08 +0200 | [diff] [blame] | 3910 | /* initialize stick-tables on backend capable proxies. This must not |
| 3911 | * be done earlier because the data size may be discovered while parsing |
| 3912 | * other proxies. |
| 3913 | */ |
Olivier Houchard | fbc74e8 | 2017-11-24 16:54:05 +0100 | [diff] [blame] | 3914 | for (curproxy = proxies_list; curproxy; curproxy = curproxy->next) { |
Willy Tarreau | 6866f3f | 2015-05-01 19:09:08 +0200 | [diff] [blame] | 3915 | if (curproxy->state == PR_STSTOPPED) |
| 3916 | continue; |
| 3917 | |
| 3918 | if (!stktable_init(&curproxy->table)) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 3919 | ha_alert("Proxy '%s': failed to initialize stick-table.\n", curproxy->id); |
Willy Tarreau | 6866f3f | 2015-05-01 19:09:08 +0200 | [diff] [blame] | 3920 | cfgerr++; |
| 3921 | } |
| 3922 | } |
| 3923 | |
Simon Horman | 0d16a40 | 2015-01-30 11:22:58 +0900 | [diff] [blame] | 3924 | if (mailers) { |
| 3925 | struct mailers *curmailers = mailers, **last; |
| 3926 | struct mailer *m, *mb; |
| 3927 | |
| 3928 | /* Remove all mailers sections which don't have a valid listener. |
| 3929 | * This can happen when a mailers section is never referenced. |
| 3930 | */ |
| 3931 | last = &mailers; |
| 3932 | while (*last) { |
| 3933 | curmailers = *last; |
| 3934 | if (curmailers->users) { |
| 3935 | last = &curmailers->next; |
| 3936 | continue; |
| 3937 | } |
| 3938 | |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 3939 | ha_warning("Removing incomplete section 'mailers %s'.\n", |
| 3940 | curmailers->id); |
Simon Horman | 0d16a40 | 2015-01-30 11:22:58 +0900 | [diff] [blame] | 3941 | |
| 3942 | m = curmailers->mailer_list; |
| 3943 | while (m) { |
| 3944 | mb = m->next; |
| 3945 | free(m->id); |
| 3946 | free(m); |
| 3947 | m = mb; |
| 3948 | } |
| 3949 | |
| 3950 | /* Destroy and unlink this curmailers section. |
| 3951 | * Note: curmailers is backed up into *last. |
| 3952 | */ |
| 3953 | free(curmailers->id); |
| 3954 | curmailers = curmailers->next; |
| 3955 | free(*last); |
| 3956 | *last = curmailers; |
| 3957 | } |
| 3958 | } |
| 3959 | |
Baptiste Assmann | e11cfcd | 2015-08-19 16:44:03 +0200 | [diff] [blame] | 3960 | /* Update server_state_file_name to backend name if backend is supposed to use |
| 3961 | * a server-state file locally defined and none has been provided */ |
Olivier Houchard | fbc74e8 | 2017-11-24 16:54:05 +0100 | [diff] [blame] | 3962 | for (curproxy = proxies_list; curproxy; curproxy = curproxy->next) { |
Baptiste Assmann | e11cfcd | 2015-08-19 16:44:03 +0200 | [diff] [blame] | 3963 | if (curproxy->load_server_state_from_file == PR_SRV_STATE_FILE_LOCAL && |
| 3964 | curproxy->server_state_file_name == NULL) |
| 3965 | curproxy->server_state_file_name = strdup(curproxy->id); |
| 3966 | } |
| 3967 | |
Willy Tarreau | bafbe01 | 2017-11-24 17:34:44 +0100 | [diff] [blame] | 3968 | pool_head_hdr_idx = create_pool("hdr_idx", |
Willy Tarreau | ac1932d | 2011-10-24 19:14:41 +0200 | [diff] [blame] | 3969 | global.tune.max_http_hdr * sizeof(struct hdr_idx_elem), |
Willy Tarreau | 34eb671 | 2011-10-24 18:15:04 +0200 | [diff] [blame] | 3970 | MEM_F_SHARED); |
| 3971 | |
Ben Draut | 054fbee | 2018-04-13 15:43:04 -0600 | [diff] [blame] | 3972 | list_for_each_entry(curr_resolvers, &dns_resolvers, list) { |
| 3973 | if (LIST_ISEMPTY(&curr_resolvers->nameservers)) { |
| 3974 | ha_warning("config : resolvers '%s' [%s:%d] has no nameservers configured!\n", |
| 3975 | curr_resolvers->id, curr_resolvers->conf.file, |
| 3976 | curr_resolvers->conf.line); |
| 3977 | err_code |= ERR_WARN; |
| 3978 | } |
| 3979 | } |
| 3980 | |
William Lallemand | 48b4bb4 | 2017-10-23 14:36:34 +0200 | [diff] [blame] | 3981 | list_for_each_entry(postparser, &postparsers, list) { |
| 3982 | if (postparser->func) |
| 3983 | cfgerr += postparser->func(); |
| 3984 | } |
| 3985 | |
Willy Tarreau | bb92501 | 2009-07-23 13:36:36 +0200 | [diff] [blame] | 3986 | if (cfgerr > 0) |
| 3987 | err_code |= ERR_ALERT | ERR_FATAL; |
| 3988 | out: |
| 3989 | return err_code; |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 3990 | } |
| 3991 | |
Willy Tarreau | 5b2c336 | 2008-07-09 19:39:06 +0200 | [diff] [blame] | 3992 | /* |
| 3993 | * Registers the CFG keyword list <kwl> as a list of valid keywords for next |
| 3994 | * parsing sessions. |
| 3995 | */ |
| 3996 | void cfg_register_keywords(struct cfg_kw_list *kwl) |
| 3997 | { |
| 3998 | LIST_ADDQ(&cfg_keywords.list, &kwl->list); |
| 3999 | } |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 4000 | |
Willy Tarreau | 5b2c336 | 2008-07-09 19:39:06 +0200 | [diff] [blame] | 4001 | /* |
| 4002 | * Unregisters the CFG keyword list <kwl> from the list of valid keywords. |
| 4003 | */ |
| 4004 | void cfg_unregister_keywords(struct cfg_kw_list *kwl) |
| 4005 | { |
| 4006 | LIST_DEL(&kwl->list); |
| 4007 | LIST_INIT(&kwl->list); |
| 4008 | } |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 4009 | |
Thierry FOURNIER | fa45f1d | 2014-03-18 13:54:18 +0100 | [diff] [blame] | 4010 | /* this function register new section in the haproxy configuration file. |
| 4011 | * <section_name> is the name of this new section and <section_parser> |
| 4012 | * is the called parser. If two section declaration have the same name, |
| 4013 | * only the first declared is used. |
| 4014 | */ |
| 4015 | int cfg_register_section(char *section_name, |
William Lallemand | d2ff56d | 2017-10-16 11:06:50 +0200 | [diff] [blame] | 4016 | int (*section_parser)(const char *, int, char **, int), |
| 4017 | int (*post_section_parser)()) |
Thierry FOURNIER | fa45f1d | 2014-03-18 13:54:18 +0100 | [diff] [blame] | 4018 | { |
| 4019 | struct cfg_section *cs; |
| 4020 | |
Willy Tarreau | 5e4261b | 2016-05-17 16:16:09 +0200 | [diff] [blame] | 4021 | list_for_each_entry(cs, §ions, list) { |
| 4022 | if (strcmp(cs->section_name, section_name) == 0) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 4023 | ha_alert("register section '%s': already registered.\n", section_name); |
Willy Tarreau | 5e4261b | 2016-05-17 16:16:09 +0200 | [diff] [blame] | 4024 | return 0; |
| 4025 | } |
| 4026 | } |
| 4027 | |
Thierry FOURNIER | fa45f1d | 2014-03-18 13:54:18 +0100 | [diff] [blame] | 4028 | cs = calloc(1, sizeof(*cs)); |
| 4029 | if (!cs) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 4030 | ha_alert("register section '%s': out of memory.\n", section_name); |
Thierry FOURNIER | fa45f1d | 2014-03-18 13:54:18 +0100 | [diff] [blame] | 4031 | return 0; |
| 4032 | } |
| 4033 | |
| 4034 | cs->section_name = section_name; |
| 4035 | cs->section_parser = section_parser; |
William Lallemand | d2ff56d | 2017-10-16 11:06:50 +0200 | [diff] [blame] | 4036 | cs->post_section_parser = post_section_parser; |
Thierry FOURNIER | fa45f1d | 2014-03-18 13:54:18 +0100 | [diff] [blame] | 4037 | |
| 4038 | LIST_ADDQ(§ions, &cs->list); |
| 4039 | |
| 4040 | return 1; |
| 4041 | } |
| 4042 | |
William Lallemand | 48b4bb4 | 2017-10-23 14:36:34 +0200 | [diff] [blame] | 4043 | /* this function register a new function which will be called once the haproxy |
| 4044 | * configuration file has been parsed. It's useful to check dependencies |
| 4045 | * between sections or to resolve items once everything is parsed. |
| 4046 | */ |
| 4047 | int cfg_register_postparser(char *name, int (*func)()) |
| 4048 | { |
| 4049 | struct cfg_postparser *cp; |
| 4050 | |
| 4051 | cp = calloc(1, sizeof(*cp)); |
| 4052 | if (!cp) { |
Christopher Faulet | 767a84b | 2017-11-24 16:50:31 +0100 | [diff] [blame] | 4053 | ha_alert("register postparser '%s': out of memory.\n", name); |
William Lallemand | 48b4bb4 | 2017-10-23 14:36:34 +0200 | [diff] [blame] | 4054 | return 0; |
| 4055 | } |
| 4056 | cp->name = name; |
| 4057 | cp->func = func; |
| 4058 | |
| 4059 | LIST_ADDQ(&postparsers, &cp->list); |
| 4060 | |
| 4061 | return 1; |
| 4062 | } |
| 4063 | |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 4064 | /* |
David Carlier | 845efb5 | 2015-09-25 11:49:18 +0100 | [diff] [blame] | 4065 | * free all config section entries |
| 4066 | */ |
| 4067 | void cfg_unregister_sections(void) |
| 4068 | { |
| 4069 | struct cfg_section *cs, *ics; |
| 4070 | |
| 4071 | list_for_each_entry_safe(cs, ics, §ions, list) { |
| 4072 | LIST_DEL(&cs->list); |
| 4073 | free(cs); |
| 4074 | } |
| 4075 | } |
| 4076 | |
Christopher Faulet | 7110b40 | 2016-10-26 11:09:44 +0200 | [diff] [blame] | 4077 | void cfg_backup_sections(struct list *backup_sections) |
| 4078 | { |
| 4079 | struct cfg_section *cs, *ics; |
| 4080 | |
| 4081 | list_for_each_entry_safe(cs, ics, §ions, list) { |
| 4082 | LIST_DEL(&cs->list); |
| 4083 | LIST_ADDQ(backup_sections, &cs->list); |
| 4084 | } |
| 4085 | } |
| 4086 | |
| 4087 | void cfg_restore_sections(struct list *backup_sections) |
| 4088 | { |
| 4089 | struct cfg_section *cs, *ics; |
| 4090 | |
| 4091 | list_for_each_entry_safe(cs, ics, backup_sections, list) { |
| 4092 | LIST_DEL(&cs->list); |
| 4093 | LIST_ADDQ(§ions, &cs->list); |
| 4094 | } |
| 4095 | } |
| 4096 | |
Willy Tarreau | e655251 | 2018-11-26 11:33:13 +0100 | [diff] [blame] | 4097 | /* these are the config sections handled by default */ |
| 4098 | REGISTER_CONFIG_SECTION("listen", cfg_parse_listen, NULL); |
| 4099 | REGISTER_CONFIG_SECTION("frontend", cfg_parse_listen, NULL); |
| 4100 | REGISTER_CONFIG_SECTION("backend", cfg_parse_listen, NULL); |
| 4101 | REGISTER_CONFIG_SECTION("defaults", cfg_parse_listen, NULL); |
| 4102 | REGISTER_CONFIG_SECTION("global", cfg_parse_global, NULL); |
| 4103 | REGISTER_CONFIG_SECTION("userlist", cfg_parse_users, NULL); |
| 4104 | REGISTER_CONFIG_SECTION("peers", cfg_parse_peers, NULL); |
| 4105 | REGISTER_CONFIG_SECTION("mailers", cfg_parse_mailers, NULL); |
| 4106 | REGISTER_CONFIG_SECTION("namespace_list", cfg_parse_netns, NULL); |
| 4107 | REGISTER_CONFIG_SECTION("resolvers", cfg_parse_resolvers, NULL); |
Willy Tarreau | 659fbf0 | 2016-05-26 17:55:28 +0200 | [diff] [blame] | 4108 | |
David Carlier | 845efb5 | 2015-09-25 11:49:18 +0100 | [diff] [blame] | 4109 | /* |
Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 4110 | * Local variables: |
| 4111 | * c-indent-level: 8 |
| 4112 | * c-basic-offset: 8 |
| 4113 | * End: |
| 4114 | */ |