blob: cd39904947ca2099f3b9a3d8abe9fc6b34dc11c1 [file] [log] [blame]
Willy Tarreaubaaee002006-06-26 02:48:02 +02001/*
2 * Configuration parser
3 *
Willy Tarreauff011f22011-01-06 17:51:27 +01004 * Copyright 2000-2011 Willy Tarreau <w@1wt.eu>
Willy Tarreaubaaee002006-06-26 02:48:02 +02005 *
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
Willy Tarreaue5733232019-05-22 19:24:06 +020013#ifdef USE_LIBCRYPT
Cyril Bonté1a0191d2014-08-29 20:20:02 +020014/* This is to have crypt() defined on Linux */
15#define _GNU_SOURCE
16
Willy Tarreaue5733232019-05-22 19:24:06 +020017#ifdef USE_CRYPT_H
Cyril Bonté1a0191d2014-08-29 20:20:02 +020018/* some platforms such as Solaris need this */
19#include <crypt.h>
20#endif
Willy Tarreaue5733232019-05-22 19:24:06 +020021#endif /* USE_LIBCRYPT */
Cyril Bonté1a0191d2014-08-29 20:20:02 +020022
Willy Tarreaubaaee002006-06-26 02:48:02 +020023#include <stdio.h>
24#include <stdlib.h>
25#include <string.h>
26#include <netdb.h>
27#include <ctype.h>
Willy Tarreau95c20ac2007-03-25 15:39:23 +020028#include <pwd.h>
29#include <grp.h>
Willy Tarreau0b4ed902007-03-26 00:18:40 +020030#include <errno.h>
Willy Tarreau3f49b302007-06-11 00:29:26 +020031#include <sys/types.h>
32#include <sys/stat.h>
33#include <fcntl.h>
34#include <unistd.h>
Willy Tarreaubaaee002006-06-26 02:48:02 +020035
Willy Tarreau2dd0d472006-06-29 17:53:05 +020036#include <common/cfgparse.h>
Willy Tarreauc7e42382012-08-24 19:22:53 +020037#include <common/chunk.h>
Willy Tarreau2dd0d472006-06-29 17:53:05 +020038#include <common/config.h>
Willy Tarreau058e9072009-07-20 09:30:05 +020039#include <common/errors.h>
Willy Tarreau2dd0d472006-06-29 17:53:05 +020040#include <common/memory.h>
41#include <common/standard.h>
42#include <common/time.h>
43#include <common/uri_auth.h>
KOVACS Krisztianb3e54fe2014-11-17 15:11:45 +010044#include <common/namespace.h>
Emeric Brunc60def82017-09-27 14:59:38 +020045#include <common/hathreads.h>
Willy Tarreaubaaee002006-06-26 02:48:02 +020046
47#include <types/capture.h>
Christopher Fauletd7c91962015-04-30 11:48:27 +020048#include <types/filters.h>
Willy Tarreaubaaee002006-06-26 02:48:02 +020049#include <types/global.h>
Willy Tarreau3fdb3662012-11-12 00:42:33 +010050#include <types/obj_type.h>
Emeric Brun32da3c42010-09-23 18:39:19 +020051#include <types/peers.h>
Simon Horman0d16a402015-01-30 11:22:58 +090052#include <types/mailers.h>
Baptiste Assmann325137d2015-04-13 23:40:55 +020053#include <types/dns.h>
William Lallemand9ed62032016-11-21 17:49:11 +010054#include <types/stats.h>
Willy Tarreaubaaee002006-06-26 02:48:02 +020055
Willy Tarreaueb0c6142007-05-07 00:53:22 +020056#include <proto/acl.h>
Christopher Faulet4fce0d82017-09-18 11:57:31 +020057#include <proto/action.h>
Krzysztof Piotr Oledzki96105042010-01-29 17:50:44 +010058#include <proto/auth.h>
Willy Tarreaubaaee002006-06-26 02:48:02 +020059#include <proto/backend.h>
Willy Tarreauc7e42382012-08-24 19:22:53 +020060#include <proto/channel.h>
Willy Tarreaubaaee002006-06-26 02:48:02 +020061#include <proto/checks.h>
Baptiste Assmann201c07f2017-05-22 15:17:15 +020062#include <proto/dns.h>
William Lallemand9ed62032016-11-21 17:49:11 +010063#include <proto/stats.h>
Christopher Fauletd7c91962015-04-30 11:48:27 +020064#include <proto/filters.h>
Willy Tarreaueb472682010-05-28 18:46:57 +020065#include <proto/frontend.h>
Willy Tarreau61c112a2018-10-02 16:43:32 +020066#include <proto/http_rules.h>
Willy Tarreau6b2e11b2009-10-01 07:52:15 +020067#include <proto/lb_chash.h>
Willy Tarreauf09c6602012-02-13 17:12:08 +010068#include <proto/lb_fas.h>
Willy Tarreauf89c1872009-10-01 11:19:37 +020069#include <proto/lb_fwlc.h>
70#include <proto/lb_fwrr.h>
71#include <proto/lb_map.h>
Willy Tarreaud1d54542012-09-12 22:58:11 +020072#include <proto/listener.h>
Willy Tarreaubaaee002006-06-26 02:48:02 +020073#include <proto/log.h>
Willy Tarreaud1d54542012-09-12 22:58:11 +020074#include <proto/protocol.h>
Christopher Fauletfc9cfe42019-07-16 14:54:53 +020075#include <proto/http_ana.h>
Willy Tarreau2b5652f2006-12-31 17:46:05 +010076#include <proto/proxy.h>
Emeric Brun32da3c42010-09-23 18:39:19 +020077#include <proto/peers.h>
Willy Tarreaucd3b0942012-04-27 21:52:18 +020078#include <proto/sample.h>
Willy Tarreau9903f0e2015-04-04 18:50:31 +020079#include <proto/session.h>
Willy Tarreaubaaee002006-06-26 02:48:02 +020080#include <proto/server.h>
Willy Tarreau87b09662015-04-03 00:22:06 +020081#include <proto/stream.h>
Emeric Brunb982a3d2010-01-04 15:45:53 +010082#include <proto/stick_table.h>
Willy Tarreau39713102016-11-25 15:49:32 +010083#include <proto/task.h>
84#include <proto/tcp_rules.h>
Olivier Houchard673867c2018-05-25 16:58:52 +020085#include <proto/connection.h>
Willy Tarreaubaaee002006-06-26 02:48:02 +020086
87
Willy Tarreauf3c69202006-07-09 16:42:34 +020088/* This is the SSLv3 CLIENT HELLO packet used in conjunction with the
89 * ssl-hello-chk option to ensure that the remote server speaks SSL.
90 *
91 * Check RFC 2246 (TLSv1.0) sections A.3 and A.4 for details.
92 */
93const char sslv3_client_hello_pkt[] = {
94 "\x16" /* ContentType : 0x16 = Hanshake */
95 "\x03\x00" /* ProtocolVersion : 0x0300 = SSLv3 */
96 "\x00\x79" /* ContentLength : 0x79 bytes after this one */
97 "\x01" /* HanshakeType : 0x01 = CLIENT HELLO */
98 "\x00\x00\x75" /* HandshakeLength : 0x75 bytes after this one */
99 "\x03\x00" /* Hello Version : 0x0300 = v3 */
100 "\x00\x00\x00\x00" /* Unix GMT Time (s) : filled with <now> (@0x0B) */
101 "HAPROXYSSLCHK\nHAPROXYSSLCHK\n" /* Random : must be exactly 28 bytes */
102 "\x00" /* Session ID length : empty (no session ID) */
103 "\x00\x4E" /* Cipher Suite Length : 78 bytes after this one */
104 "\x00\x01" "\x00\x02" "\x00\x03" "\x00\x04" /* 39 most common ciphers : */
105 "\x00\x05" "\x00\x06" "\x00\x07" "\x00\x08" /* 0x01...0x1B, 0x2F...0x3A */
106 "\x00\x09" "\x00\x0A" "\x00\x0B" "\x00\x0C" /* This covers RSA/DH, */
107 "\x00\x0D" "\x00\x0E" "\x00\x0F" "\x00\x10" /* various bit lengths, */
108 "\x00\x11" "\x00\x12" "\x00\x13" "\x00\x14" /* SHA1/MD5, DES/3DES/AES... */
109 "\x00\x15" "\x00\x16" "\x00\x17" "\x00\x18"
110 "\x00\x19" "\x00\x1A" "\x00\x1B" "\x00\x2F"
111 "\x00\x30" "\x00\x31" "\x00\x32" "\x00\x33"
112 "\x00\x34" "\x00\x35" "\x00\x36" "\x00\x37"
113 "\x00\x38" "\x00\x39" "\x00\x3A"
114 "\x01" /* Compression Length : 0x01 = 1 byte for types */
115 "\x00" /* Compression Type : 0x00 = NULL compression */
116};
117
Thierry FOURNIERfa45f1d2014-03-18 13:54:18 +0100118/* Used to chain configuration sections definitions. This list
119 * stores struct cfg_section
120 */
121struct list sections = LIST_HEAD_INIT(sections);
122
William Lallemand48b4bb42017-10-23 14:36:34 +0200123struct list postparsers = LIST_HEAD_INIT(postparsers);
124
Willy Tarreau3a1f5fd2018-11-11 15:40:36 +0100125char *cursection = NULL;
126struct proxy defproxy = { }; /* fake proxy used to assign default values on all instances */
Willy Tarreauc8d5b952019-02-27 17:25:52 +0100127int cfg_maxpconn = 0; /* # of simultaneous connections per proxy (-N) */
Willy Tarreau5af24ef2009-03-15 15:23:16 +0100128int cfg_maxconn = 0; /* # of simultaneous connections, (-n) */
Christopher Faulet79bdef32016-11-04 22:36:15 +0100129char *cfg_scope = NULL; /* the current scope during the configuration parsing */
Willy Tarreaubaaee002006-06-26 02:48:02 +0200130
Willy Tarreau5b2c3362008-07-09 19:39:06 +0200131/* List head of all known configuration keywords */
Willy Tarreau36b9e222018-11-11 15:19:52 +0100132struct cfg_kw_list cfg_keywords = {
Willy Tarreau5b2c3362008-07-09 19:39:06 +0200133 .list = LIST_HEAD_INIT(cfg_keywords.list)
134};
135
Willy Tarreaubaaee002006-06-26 02:48:02 +0200136/*
137 * converts <str> to a list of listeners which are dynamically allocated.
138 * The format is "{addr|'*'}:port[-end][,{addr|'*'}:port[-end]]*", where :
139 * - <addr> can be empty or "*" to indicate INADDR_ANY ;
140 * - <port> is a numerical port from 1 to 65535 ;
141 * - <end> indicates to use the range from <port> to <end> instead (inclusive).
142 * This can be repeated as many times as necessary, separated by a coma.
Willy Tarreau4fbb2282012-09-20 20:01:39 +0200143 * Function returns 1 for success or 0 if error. In case of errors, if <err> is
144 * not NULL, it must be a valid pointer to either NULL or a freeable area that
145 * will be replaced with an error message.
Willy Tarreaubaaee002006-06-26 02:48:02 +0200146 */
Willy Tarreau4fbb2282012-09-20 20:01:39 +0200147int str2listener(char *str, struct proxy *curproxy, struct bind_conf *bind_conf, const char *file, int line, char **err)
Willy Tarreaubaaee002006-06-26 02:48:02 +0200148{
Willy Tarreau2dff0c22011-03-04 15:43:13 +0100149 char *next, *dupstr;
Willy Tarreaubaaee002006-06-26 02:48:02 +0200150 int port, end;
151
152 next = dupstr = strdup(str);
Krzysztof Piotr Oledzkiaeebf9b2009-10-04 15:43:17 +0200153
Willy Tarreaubaaee002006-06-26 02:48:02 +0200154 while (next && *next) {
William Lallemand75ea0a02017-11-15 19:02:58 +0100155 int inherited = 0;
Willy Tarreau0de59fd2017-09-15 08:10:44 +0200156 struct sockaddr_storage *ss2;
Willy Tarreau40aa0702013-03-10 23:51:38 +0100157 int fd = -1;
Willy Tarreaubaaee002006-06-26 02:48:02 +0200158
159 str = next;
160 /* 1) look for the end of the first address */
Krzysztof Piotr Oledzki52d522b2009-01-27 16:57:08 +0100161 if ((next = strchr(str, ',')) != NULL) {
Willy Tarreaubaaee002006-06-26 02:48:02 +0200162 *next++ = 0;
163 }
164
Willy Tarreau48ef4c92017-01-06 18:32:38 +0100165 ss2 = str2sa_range(str, NULL, &port, &end, err,
Willy Tarreau72b8c1f2015-09-08 15:50:19 +0200166 curproxy == global.stats_fe ? NULL : global.unix_bind.prefix,
Thierry FOURNIER7fe3be72015-09-26 20:03:36 +0200167 NULL, 1);
Willy Tarreau12eb2a62013-03-06 15:45:03 +0100168 if (!ss2)
169 goto fail;
Willy Tarreaubaaee002006-06-26 02:48:02 +0200170
Willy Tarreau12eb2a62013-03-06 15:45:03 +0100171 if (ss2->ss_family == AF_INET || ss2->ss_family == AF_INET6) {
Willy Tarreau6d03cc32013-02-20 17:26:02 +0100172 if (!port && !end) {
Willy Tarreau4fbb2282012-09-20 20:01:39 +0200173 memprintf(err, "missing port number: '%s'\n", str);
Willy Tarreau2dff0c22011-03-04 15:43:13 +0100174 goto fail;
Emeric Bruned760922010-10-22 17:59:25 +0200175 }
Willy Tarreaubaaee002006-06-26 02:48:02 +0200176
Willy Tarreau6d03cc32013-02-20 17:26:02 +0100177 if (!port || !end) {
178 memprintf(err, "port offsets are not allowed in 'bind': '%s'\n", str);
179 goto fail;
180 }
181
Emeric Bruned760922010-10-22 17:59:25 +0200182 if (port < 1 || port > 65535) {
Willy Tarreau4fbb2282012-09-20 20:01:39 +0200183 memprintf(err, "invalid port '%d' specified for address '%s'.\n", port, str);
Emeric Bruned760922010-10-22 17:59:25 +0200184 goto fail;
185 }
186
187 if (end < 1 || end > 65535) {
Willy Tarreau4fbb2282012-09-20 20:01:39 +0200188 memprintf(err, "invalid port '%d' specified for address '%s'.\n", end, str);
Emeric Bruned760922010-10-22 17:59:25 +0200189 goto fail;
190 }
Willy Tarreaubaaee002006-06-26 02:48:02 +0200191 }
Willy Tarreau40aa0702013-03-10 23:51:38 +0100192 else if (ss2->ss_family == AF_UNSPEC) {
193 socklen_t addr_len;
William Lallemand75ea0a02017-11-15 19:02:58 +0100194 inherited = 1;
Willy Tarreau40aa0702013-03-10 23:51:38 +0100195
196 /* We want to attach to an already bound fd whose number
197 * is in the addr part of ss2 when cast to sockaddr_in.
198 * Note that by definition there is a single listener.
199 * We still have to determine the address family to
200 * register the correct protocol.
201 */
202 fd = ((struct sockaddr_in *)ss2)->sin_addr.s_addr;
203 addr_len = sizeof(*ss2);
204 if (getsockname(fd, (struct sockaddr *)ss2, &addr_len) == -1) {
205 memprintf(err, "cannot use file descriptor '%d' : %s.\n", fd, strerror(errno));
206 goto fail;
207 }
208
209 port = end = get_host_port(ss2);
William Lallemand2fe7dd02018-09-11 16:51:29 +0200210
211 } else if (ss2->ss_family == AF_CUST_SOCKPAIR) {
212 socklen_t addr_len;
213 inherited = 1;
214
215 fd = ((struct sockaddr_in *)ss2)->sin_addr.s_addr;
216 addr_len = sizeof(*ss2);
217 if (getsockname(fd, (struct sockaddr *)ss2, &addr_len) == -1) {
218 memprintf(err, "cannot use file descriptor '%d' : %s.\n", fd, strerror(errno));
219 goto fail;
220 }
221
222 ss2->ss_family = AF_CUST_SOCKPAIR; /* reassign AF_CUST_SOCKPAIR because of getsockname */
223 port = end = 0;
Willy Tarreau40aa0702013-03-10 23:51:38 +0100224 }
Willy Tarreaubaaee002006-06-26 02:48:02 +0200225
Willy Tarreau12eb2a62013-03-06 15:45:03 +0100226 /* OK the address looks correct */
William Lallemand75ea0a02017-11-15 19:02:58 +0100227 if (!create_listeners(bind_conf, ss2, port, end, fd, inherited, err)) {
Willy Tarreau0de59fd2017-09-15 08:10:44 +0200228 memprintf(err, "%s for address '%s'.\n", *err, str);
229 goto fail;
230 }
Willy Tarreaubaaee002006-06-26 02:48:02 +0200231 } /* end while(next) */
232 free(dupstr);
Krzysztof Piotr Oledzkiaeebf9b2009-10-04 15:43:17 +0200233 return 1;
Willy Tarreaubaaee002006-06-26 02:48:02 +0200234 fail:
235 free(dupstr);
Krzysztof Piotr Oledzkiaeebf9b2009-10-04 15:43:17 +0200236 return 0;
Willy Tarreaubaaee002006-06-26 02:48:02 +0200237}
238
William Lallemand6e62fb62015-04-28 16:55:23 +0200239/*
Willy Tarreauece9b072016-12-21 22:41:44 +0100240 * Report an error in <msg> when there are too many arguments. This version is
241 * intended to be used by keyword parsers so that the message will be included
242 * into the general error message. The index is the current keyword in args.
243 * Return 0 if the number of argument is correct, otherwise build a message and
244 * return 1. Fill err_code with an ERR_ALERT and an ERR_FATAL if not null. The
245 * message may also be null, it will simply not be produced (useful to check only).
246 * <msg> and <err_code> are only affected on error.
247 */
248int too_many_args_idx(int maxarg, int index, char **args, char **msg, int *err_code)
249{
250 int i;
251
252 if (!*args[index + maxarg + 1])
253 return 0;
254
255 if (msg) {
256 *msg = NULL;
257 memprintf(msg, "%s", args[0]);
258 for (i = 1; i <= index; i++)
259 memprintf(msg, "%s %s", *msg, args[i]);
260
261 memprintf(msg, "'%s' cannot handle unexpected argument '%s'.", *msg, args[index + maxarg + 1]);
262 }
263 if (err_code)
264 *err_code |= ERR_ALERT | ERR_FATAL;
265
266 return 1;
267}
268
269/*
270 * same as too_many_args_idx with a 0 index
271 */
272int too_many_args(int maxarg, char **args, char **msg, int *err_code)
273{
274 return too_many_args_idx(maxarg, 0, args, msg, err_code);
275}
276
277/*
William Lallemand6e62fb62015-04-28 16:55:23 +0200278 * Report a fatal Alert when there is too much arguments
279 * The index is the current keyword in args
280 * Return 0 if the number of argument is correct, otherwise emit an alert and return 1
281 * Fill err_code with an ERR_ALERT and an ERR_FATAL
282 */
283int alertif_too_many_args_idx(int maxarg, int index, const char *file, int linenum, char **args, int *err_code)
284{
285 char *kw = NULL;
286 int i;
287
288 if (!*args[index + maxarg + 1])
289 return 0;
290
291 memprintf(&kw, "%s", args[0]);
292 for (i = 1; i <= index; i++) {
293 memprintf(&kw, "%s %s", kw, args[i]);
294 }
295
Christopher Faulet767a84b2017-11-24 16:50:31 +0100296 ha_alert("parsing [%s:%d] : '%s' cannot handle unexpected argument '%s'.\n", file, linenum, kw, args[index + maxarg + 1]);
William Lallemand6e62fb62015-04-28 16:55:23 +0200297 free(kw);
298 *err_code |= ERR_ALERT | ERR_FATAL;
299 return 1;
300}
301
302/*
303 * same as alertif_too_many_args_idx with a 0 index
304 */
305int alertif_too_many_args(int maxarg, const char *file, int linenum, char **args, int *err_code)
306{
307 return alertif_too_many_args_idx(maxarg, 0, file, linenum, args, err_code);
308}
309
Willy Tarreau61d18892009-03-31 10:49:21 +0200310
Willy Tarreaua91d0a52013-03-25 08:12:18 +0100311/* Report it if a request ACL condition uses some keywords that are incompatible
312 * with the place where the ACL is used. It returns either 0 or ERR_WARN so that
313 * its result can be or'ed with err_code. Note that <cond> may be NULL and then
314 * will be ignored.
Willy Tarreauf1e98b82010-01-28 17:59:39 +0100315 */
Willy Tarreau3a1f5fd2018-11-11 15:40:36 +0100316int warnif_cond_conflicts(const struct acl_cond *cond, unsigned int where, const char *file, int line)
Willy Tarreauf1e98b82010-01-28 17:59:39 +0100317{
Willy Tarreaua91d0a52013-03-25 08:12:18 +0100318 const struct acl *acl;
Willy Tarreau93fddf12013-03-31 22:59:32 +0200319 const char *kw;
Willy Tarreauf1e98b82010-01-28 17:59:39 +0100320
Willy Tarreaua91d0a52013-03-25 08:12:18 +0100321 if (!cond)
Willy Tarreauf1e98b82010-01-28 17:59:39 +0100322 return 0;
323
Willy Tarreaua91d0a52013-03-25 08:12:18 +0100324 acl = acl_cond_conflicts(cond, where);
325 if (acl) {
326 if (acl->name && *acl->name)
Christopher Faulet767a84b2017-11-24 16:50:31 +0100327 ha_warning("parsing [%s:%d] : acl '%s' will never match because it only involves keywords that are incompatible with '%s'\n",
328 file, line, acl->name, sample_ckp_names(where));
Willy Tarreaua91d0a52013-03-25 08:12:18 +0100329 else
Christopher Faulet767a84b2017-11-24 16:50:31 +0100330 ha_warning("parsing [%s:%d] : anonymous acl will never match because it uses keyword '%s' which is incompatible with '%s'\n",
331 file, line, LIST_ELEM(acl->expr.n, struct acl_expr *, list)->kw, sample_ckp_names(where));
Willy Tarreaua91d0a52013-03-25 08:12:18 +0100332 return ERR_WARN;
333 }
334 if (!acl_cond_kw_conflicts(cond, where, &acl, &kw))
Willy Tarreaufdb563c2010-01-31 15:43:27 +0100335 return 0;
336
Willy Tarreaua91d0a52013-03-25 08:12:18 +0100337 if (acl->name && *acl->name)
Christopher Faulet767a84b2017-11-24 16:50:31 +0100338 ha_warning("parsing [%s:%d] : acl '%s' involves keywords '%s' which is incompatible with '%s'\n",
339 file, line, acl->name, kw, sample_ckp_names(where));
Willy Tarreaua91d0a52013-03-25 08:12:18 +0100340 else
Christopher Faulet767a84b2017-11-24 16:50:31 +0100341 ha_warning("parsing [%s:%d] : anonymous acl involves keyword '%s' which is incompatible with '%s'\n",
342 file, line, kw, sample_ckp_names(where));
Willy Tarreaufdb563c2010-01-31 15:43:27 +0100343 return ERR_WARN;
344}
345
Christopher Faulet62519022017-10-16 15:49:32 +0200346/* Parse a string representing a process number or a set of processes. It must
Willy Tarreauc9a82e42019-01-26 13:25:14 +0100347 * be "all", "odd", "even", a number between 1 and <max> or a range with
Christopher Faulet5ab51772017-11-22 11:21:58 +0100348 * two such numbers delimited by a dash ('-'). On success, it returns
349 * 0. otherwise it returns 1 with an error message in <err>.
Christopher Faulet62519022017-10-16 15:49:32 +0200350 *
351 * Note: this function can also be used to parse a thread number or a set of
352 * threads.
353 */
Willy Tarreauc9a82e42019-01-26 13:25:14 +0100354int parse_process_number(const char *arg, unsigned long *proc, int max, int *autoinc, char **err)
Christopher Faulet62519022017-10-16 15:49:32 +0200355{
Christopher Faulet26028f62017-11-22 15:01:51 +0100356 if (autoinc) {
357 *autoinc = 0;
358 if (strncmp(arg, "auto:", 5) == 0) {
359 arg += 5;
360 *autoinc = 1;
361 }
362 }
363
Christopher Faulet62519022017-10-16 15:49:32 +0200364 if (strcmp(arg, "all") == 0)
Christopher Faulet5ab51772017-11-22 11:21:58 +0100365 *proc |= ~0UL;
Christopher Faulet62519022017-10-16 15:49:32 +0200366 else if (strcmp(arg, "odd") == 0)
Christopher Faulet5ab51772017-11-22 11:21:58 +0100367 *proc |= ~0UL/3UL; /* 0x555....555 */
Christopher Faulet62519022017-10-16 15:49:32 +0200368 else if (strcmp(arg, "even") == 0)
Christopher Faulet5ab51772017-11-22 11:21:58 +0100369 *proc |= (~0UL/3UL) << 1; /* 0xAAA...AAA */
Christopher Faulet62519022017-10-16 15:49:32 +0200370 else {
Christopher Faulet18cca782019-02-07 16:29:41 +0100371 const char *p, *dash = NULL;
Christopher Faulet1dcb9cb2017-11-22 10:24:40 +0100372 unsigned int low, high;
373
Christopher Faulet18cca782019-02-07 16:29:41 +0100374 for (p = arg; *p; p++) {
375 if (*p == '-' && !dash)
376 dash = p;
Willy Tarreau90807112020-02-25 08:16:33 +0100377 else if (!isdigit((unsigned char)*p)) {
Christopher Faulet18cca782019-02-07 16:29:41 +0100378 memprintf(err, "'%s' is not a valid number/range.", arg);
379 return -1;
380 }
Christopher Faulet5ab51772017-11-22 11:21:58 +0100381 }
Christopher Faulet1dcb9cb2017-11-22 10:24:40 +0100382
383 low = high = str2uic(arg);
Christopher Faulet18cca782019-02-07 16:29:41 +0100384 if (dash)
Willy Tarreauc9a82e42019-01-26 13:25:14 +0100385 high = ((!*(dash+1)) ? max : str2uic(dash + 1));
Christopher Fauletff4121f2017-11-22 16:38:49 +0100386
Christopher Faulet1dcb9cb2017-11-22 10:24:40 +0100387 if (high < low) {
388 unsigned int swap = low;
389 low = high;
390 high = swap;
391 }
392
Willy Tarreauc9a82e42019-01-26 13:25:14 +0100393 if (low < 1 || low > max || high > max) {
Christopher Fauletcb6a9452017-11-22 16:50:41 +0100394 memprintf(err, "'%s' is not a valid number/range."
395 " It supports numbers from 1 to %d.\n",
Willy Tarreauc9a82e42019-01-26 13:25:14 +0100396 arg, max);
Christopher Faulet5ab51772017-11-22 11:21:58 +0100397 return 1;
398 }
Christopher Faulet1dcb9cb2017-11-22 10:24:40 +0100399
400 for (;low <= high; low++)
Christopher Faulet5ab51772017-11-22 11:21:58 +0100401 *proc |= 1UL << (low-1);
Christopher Faulet62519022017-10-16 15:49:32 +0200402 }
Willy Tarreauc9a82e42019-01-26 13:25:14 +0100403 *proc &= ~0UL >> (LONGBITS - max);
Christopher Faulet1dcb9cb2017-11-22 10:24:40 +0100404
Christopher Faulet5ab51772017-11-22 11:21:58 +0100405 return 0;
Christopher Faulet62519022017-10-16 15:49:32 +0200406}
407
David Carlier7e351ee2017-12-01 09:14:02 +0000408#ifdef USE_CPU_AFFINITY
Christopher Faulet62519022017-10-16 15:49:32 +0200409/* Parse cpu sets. Each CPU set is either a unique number between 0 and
410 * <LONGBITS> or a range with two such numbers delimited by a dash
411 * ('-'). Multiple CPU numbers or ranges may be specified. On success, it
412 * returns 0. otherwise it returns 1 with an error message in <err>.
413 */
Willy Tarreau36b9e222018-11-11 15:19:52 +0100414unsigned long parse_cpu_set(const char **args, unsigned long *cpu_set, char **err)
Christopher Faulet62519022017-10-16 15:49:32 +0200415{
416 int cur_arg = 0;
417
418 *cpu_set = 0;
419 while (*args[cur_arg]) {
420 char *dash;
421 unsigned int low, high;
422
Willy Tarreau90807112020-02-25 08:16:33 +0100423 if (!isdigit((unsigned char)*args[cur_arg])) {
Christopher Faulet62519022017-10-16 15:49:32 +0200424 memprintf(err, "'%s' is not a CPU range.\n", args[cur_arg]);
425 return -1;
426 }
427
428 low = high = str2uic(args[cur_arg]);
429 if ((dash = strchr(args[cur_arg], '-')) != NULL)
Christopher Fauletff4121f2017-11-22 16:38:49 +0100430 high = ((!*(dash+1)) ? LONGBITS-1 : str2uic(dash + 1));
Christopher Faulet62519022017-10-16 15:49:32 +0200431
432 if (high < low) {
433 unsigned int swap = low;
434 low = high;
435 high = swap;
436 }
437
438 if (high >= LONGBITS) {
439 memprintf(err, "supports CPU numbers from 0 to %d.\n", LONGBITS - 1);
440 return 1;
441 }
442
443 while (low <= high)
444 *cpu_set |= 1UL << low++;
445
446 cur_arg++;
447 }
448 return 0;
449}
David Carlier7e351ee2017-12-01 09:14:02 +0000450#endif
451
Willy Tarreau915e1eb2009-06-22 15:48:36 +0200452void init_default_instance()
Willy Tarreaubaaee002006-06-26 02:48:02 +0200453{
Willy Tarreau97cb7802010-01-03 20:23:58 +0100454 init_new_proxy(&defproxy);
Willy Tarreaubaaee002006-06-26 02:48:02 +0200455 defproxy.mode = PR_MODE_TCP;
456 defproxy.state = PR_STNEW;
457 defproxy.maxconn = cfg_maxpconn;
458 defproxy.conn_retries = CONN_RETRIES;
Joseph Lynch726ab712015-05-11 23:25:34 -0700459 defproxy.redispatch_after = 0;
Olivier Houchard86006a52018-12-14 19:37:49 +0100460 defproxy.options = PR_O_REUSE_SAFE;
Olivier Houcharda4d4fdf2018-12-14 19:27:06 +0100461 defproxy.max_out_conns = MAX_SRV_LIST;
Krzysztof Piotr Oledzkic6df0662010-01-05 16:38:49 +0100462
Simon Horman66183002013-02-23 10:16:43 +0900463 defproxy.defsrv.check.inter = DEF_CHKINTR;
464 defproxy.defsrv.check.fastinter = 0;
465 defproxy.defsrv.check.downinter = 0;
Simon Hormand60d6912013-11-25 10:46:36 +0900466 defproxy.defsrv.agent.inter = DEF_CHKINTR;
467 defproxy.defsrv.agent.fastinter = 0;
468 defproxy.defsrv.agent.downinter = 0;
Simon Horman58c32972013-11-25 10:46:38 +0900469 defproxy.defsrv.check.rise = DEF_RISETIME;
470 defproxy.defsrv.check.fall = DEF_FALLTIME;
471 defproxy.defsrv.agent.rise = DEF_AGENT_RISETIME;
472 defproxy.defsrv.agent.fall = DEF_AGENT_FALLTIME;
Willy Tarreau5b3a2022012-09-28 15:01:02 +0200473 defproxy.defsrv.check.port = 0;
Simon Hormand60d6912013-11-25 10:46:36 +0900474 defproxy.defsrv.agent.port = 0;
Krzysztof Piotr Oledzkic6df0662010-01-05 16:38:49 +0100475 defproxy.defsrv.maxqueue = 0;
476 defproxy.defsrv.minconn = 0;
477 defproxy.defsrv.maxconn = 0;
Willy Tarreau9c538e02019-01-23 10:21:49 +0100478 defproxy.defsrv.max_reuse = -1;
Olivier Houchard006e3102018-12-10 18:30:32 +0100479 defproxy.defsrv.max_idle_conns = -1;
Willy Tarreau975b1552019-06-06 16:25:55 +0200480 defproxy.defsrv.pool_purge_delay = 5000;
Krzysztof Piotr Oledzkic6df0662010-01-05 16:38:49 +0100481 defproxy.defsrv.slowstart = 0;
482 defproxy.defsrv.onerror = DEF_HANA_ONERR;
483 defproxy.defsrv.consecutive_errors_limit = DEF_HANA_ERRLIMIT;
484 defproxy.defsrv.uweight = defproxy.defsrv.iweight = 1;
Simon Horman64e34162015-02-06 11:11:57 +0900485
486 defproxy.email_alert.level = LOG_ALERT;
Baptiste Assmanne11cfcd2015-08-19 16:44:03 +0200487 defproxy.load_server_state_from_file = PR_SRV_STATE_FILE_UNSPEC;
Willy Tarreaubaaee002006-06-26 02:48:02 +0200488}
489
Frédéric Lécaille18251032019-01-11 11:07:15 +0100490/* Allocate and initialize the frontend of a "peers" section found in
491 * file <file> at line <linenum> with <id> as ID.
492 * Return 0 if succeeded, -1 if not.
Frédéric Lécaillec06b5d42018-04-26 10:06:41 +0200493 * Note that this function may be called from "default-server"
494 * or "peer" lines.
Frédéric Lécaille18251032019-01-11 11:07:15 +0100495 */
496static int init_peers_frontend(const char *file, int linenum,
497 const char *id, struct peers *peers)
498{
499 struct proxy *p;
500
Frédéric Lécaillec06b5d42018-04-26 10:06:41 +0200501 if (peers->peers_fe) {
502 p = peers->peers_fe;
503 goto out;
504 }
Frédéric Lécaille9492c4e2019-01-11 11:47:12 +0100505
Frédéric Lécaille18251032019-01-11 11:07:15 +0100506 p = calloc(1, sizeof *p);
507 if (!p) {
508 ha_alert("parsing [%s:%d] : out of memory.\n", file, linenum);
509 return -1;
510 }
511
512 init_new_proxy(p);
Frédéric Lécaillec06b5d42018-04-26 10:06:41 +0200513 peers_setup_frontend(p);
Frédéric Lécaille18251032019-01-11 11:07:15 +0100514 p->parent = peers;
Frédéric Lécaillec06b5d42018-04-26 10:06:41 +0200515 /* Finally store this frontend. */
516 peers->peers_fe = p;
517
518 out:
519 if (id && !p->id)
520 p->id = strdup(id);
Frédéric Lécaille1055e682018-04-26 14:35:21 +0200521 free(p->conf.file);
Frédéric Lécaille18251032019-01-11 11:07:15 +0100522 p->conf.args.file = p->conf.file = strdup(file);
Frédéric Lécaille355b2032019-01-11 14:06:12 +0100523 if (linenum != -1)
524 p->conf.args.line = p->conf.line = linenum;
Frédéric Lécaille18251032019-01-11 11:07:15 +0100525
526 return 0;
527}
Willy Tarreauade5ec42010-01-28 19:33:49 +0100528
Frédéric Lécaille355b2032019-01-11 14:06:12 +0100529/* Only change ->file, ->line and ->arg struct bind_conf member values
530 * if already present.
531 */
532static struct bind_conf *bind_conf_uniq_alloc(struct proxy *p,
533 const char *file, int line,
534 const char *arg, struct xprt_ops *xprt)
535{
536 struct bind_conf *bind_conf;
537
538 if (!LIST_ISEMPTY(&p->conf.bind)) {
539 bind_conf = LIST_ELEM((&p->conf.bind)->n, typeof(bind_conf), by_fe);
540 free(bind_conf->file);
541 bind_conf->file = strdup(file);
542 bind_conf->line = line;
543 if (arg) {
544 free(bind_conf->arg);
545 bind_conf->arg = strdup(arg);
546 }
547 }
548 else {
549 bind_conf = bind_conf_alloc(p, file, line, arg, xprt);
550 }
551
552 return bind_conf;
553}
554
555/*
556 * Allocate a new struct peer parsed at line <linenum> in file <file>
557 * to be added to <peers>.
558 * Returns the new allocated structure if succeeded, NULL if not.
559 */
560static struct peer *cfg_peers_add_peer(struct peers *peers,
561 const char *file, int linenum,
562 const char *id, int local)
563{
564 struct peer *p;
565
566 p = calloc(1, sizeof *p);
567 if (!p) {
568 ha_alert("parsing [%s:%d] : out of memory.\n", file, linenum);
569 return NULL;
570 }
571
572 /* the peers are linked backwards first */
573 peers->count++;
574 p->next = peers->remote;
575 peers->remote = p;
576 p->conf.file = strdup(file);
577 p->conf.line = linenum;
578 p->last_change = now.tv_sec;
579 p->xprt = xprt_get(XPRT_RAW);
580 p->sock_init_arg = NULL;
581 HA_SPIN_INIT(&p->lock);
582 if (id)
583 p->id = strdup(id);
584 if (local) {
585 p->local = 1;
586 peers->local = p;
587 }
588
589 return p;
590}
591
Willy Tarreaubaaee002006-06-26 02:48:02 +0200592/*
William Lallemand51097192015-04-14 16:35:22 +0200593 * Parse a line in a <listen>, <frontend> or <backend> section.
Willy Tarreau93893792009-07-23 13:19:11 +0200594 * Returns the error code, 0 if OK, or any combination of :
595 * - ERR_ABORT: must abort ASAP
596 * - ERR_FATAL: we can continue parsing but not start the service
597 * - ERR_WARN: a warning has been emitted
598 * - ERR_ALERT: an alert has been emitted
599 * Only the two first ones can stop processing, the two others are just
600 * indicators.
Willy Tarreaubaaee002006-06-26 02:48:02 +0200601 */
Emeric Brun32da3c42010-09-23 18:39:19 +0200602int cfg_parse_peers(const char *file, int linenum, char **args, int kwm)
603{
604 static struct peers *curpeers = NULL;
605 struct peer *newpeer = NULL;
606 const char *err;
Willy Tarreau4348fad2012-09-20 16:48:07 +0200607 struct bind_conf *bind_conf;
608 struct listener *l;
Emeric Brun32da3c42010-09-23 18:39:19 +0200609 int err_code = 0;
Willy Tarreau902636f2013-03-10 19:44:48 +0100610 char *errmsg = NULL;
Frédéric Lécaille355b2032019-01-11 14:06:12 +0100611 static int bind_line, peer_line;
612
613 if (strcmp(args[0], "bind") == 0 || strcmp(args[0], "default-bind") == 0) {
614 int cur_arg;
615 static int kws_dumped;
616 struct bind_conf *bind_conf;
617 struct bind_kw *kw;
Emeric Brun32da3c42010-09-23 18:39:19 +0200618
Frédéric Lécaille355b2032019-01-11 14:06:12 +0100619 cur_arg = 1;
620
Frédéric Lécaillec06b5d42018-04-26 10:06:41 +0200621 if (init_peers_frontend(file, linenum, NULL, curpeers) != 0) {
622 err_code |= ERR_ALERT | ERR_ABORT;
623 goto out;
624 }
Frédéric Lécaille355b2032019-01-11 14:06:12 +0100625
626 bind_conf = bind_conf_uniq_alloc(curpeers->peers_fe, file, linenum,
627 NULL, xprt_get(XPRT_RAW));
628 if (*args[0] == 'b') {
629 struct listener *l;
630
631 if (peer_line) {
632 ha_alert("parsing [%s:%d] : mixing \"peer\" and \"bind\" line is forbidden\n", file, linenum);
633 err_code |= ERR_ALERT | ERR_FATAL;
634 goto out;
635 }
636
637 if (!str2listener(args[1], curpeers->peers_fe, bind_conf, file, linenum, &errmsg)) {
638 if (errmsg && *errmsg) {
639 indent_msg(&errmsg, 2);
640 ha_alert("parsing [%s:%d] : '%s %s' : %s\n", file, linenum, args[0], args[1], errmsg);
641 }
642 else
643 ha_alert("parsing [%s:%d] : '%s %s' : error encountered while parsing listening address %s.\n",
644 file, linenum, args[0], args[1], args[2]);
645 err_code |= ERR_FATAL;
646 goto out;
647 }
648 l = LIST_ELEM(bind_conf->listeners.n, typeof(l), by_bind);
649 l->maxaccept = 1;
Frédéric Lécaille355b2032019-01-11 14:06:12 +0100650 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 */
Willy Tarreau18215cb2019-02-27 16:25:28 +0100654 global.maxsock++; /* for the listening socket */
Frédéric Lécaille355b2032019-01-11 14:06:12 +0100655
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 }
Frédéric Lécaille355b2032019-01-11 14:06:12 +0100694 if (*args[cur_arg] != 0) {
Tim Duesterhus04bcaa12019-05-12 22:54:50 +0200695 char *kws = NULL;
696
697 if (!kws_dumped) {
698 kws_dumped = 1;
699 bind_dump_kws(&kws);
700 indent_msg(&kws, 4);
701 }
Frédéric Lécaille355b2032019-01-11 14:06:12 +0100702 ha_alert("parsing [%s:%d] : unknown keyword '%s' in '%s' section.%s%s\n",
703 file, linenum, args[cur_arg], cursection,
704 kws ? " Registered keywords :" : "", kws ? kws: "");
705 free(kws);
706 err_code |= ERR_ALERT | ERR_FATAL;
707 goto out;
708 }
709 }
710 else if (strcmp(args[0], "default-server") == 0) {
711 if (init_peers_frontend(file, -1, NULL, curpeers) != 0) {
712 err_code |= ERR_ALERT | ERR_ABORT;
713 goto out;
714 }
715 err_code |= parse_server(file, linenum, args, curpeers->peers_fe, NULL, 0);
Frédéric Lécaillec06b5d42018-04-26 10:06:41 +0200716 }
Frédéric Lécailleb6f759b2019-11-05 09:57:45 +0100717 else if (strcmp(args[0], "log") == 0) {
718 if (init_peers_frontend(file, linenum, NULL, curpeers) != 0) {
719 err_code |= ERR_ALERT | ERR_ABORT;
720 goto out;
721 }
722 if (!parse_logsrv(args, &curpeers->peers_fe->logsrvs, (kwm == KWM_NO), &errmsg)) {
723 ha_alert("parsing [%s:%d] : %s : %s\n", file, linenum, args[0], errmsg);
724 err_code |= ERR_ALERT | ERR_FATAL;
725 goto out;
726 }
727 }
Frédéric Lécaillec06b5d42018-04-26 10:06:41 +0200728 else if (strcmp(args[0], "peers") == 0) { /* new peers section */
Frédéric Lécaille355b2032019-01-11 14:06:12 +0100729 /* Initialize these static variables when entering a new "peers" section*/
730 bind_line = peer_line = 0;
Willy Tarreau0dbbf312013-03-05 11:31:55 +0100731 if (!*args[1]) {
Christopher Faulet767a84b2017-11-24 16:50:31 +0100732 ha_alert("parsing [%s:%d] : missing name for peers section.\n", file, linenum);
Willy Tarreau54984722014-02-16 08:20:13 +0100733 err_code |= ERR_ALERT | ERR_ABORT;
Willy Tarreau0dbbf312013-03-05 11:31:55 +0100734 goto out;
735 }
Emeric Brun32da3c42010-09-23 18:39:19 +0200736
William Lallemand6e62fb62015-04-28 16:55:23 +0200737 if (alertif_too_many_args(1, file, linenum, args, &err_code))
738 goto out;
739
Emeric Brun32da3c42010-09-23 18:39:19 +0200740 err = invalid_char(args[1]);
741 if (err) {
Christopher Faulet767a84b2017-11-24 16:50:31 +0100742 ha_alert("parsing [%s:%d] : character '%c' is not permitted in '%s' name '%s'.\n",
743 file, linenum, *err, args[0], args[1]);
Willy Tarreau54984722014-02-16 08:20:13 +0100744 err_code |= ERR_ALERT | ERR_ABORT;
Willy Tarreau0dbbf312013-03-05 11:31:55 +0100745 goto out;
Emeric Brun32da3c42010-09-23 18:39:19 +0200746 }
747
Frédéric Lécailleed2b4a62017-07-13 09:07:09 +0200748 for (curpeers = cfg_peers; curpeers != NULL; curpeers = curpeers->next) {
Emeric Brun32da3c42010-09-23 18:39:19 +0200749 /*
750 * If there are two proxies with the same name only following
751 * combinations are allowed:
752 */
753 if (strcmp(curpeers->id, args[1]) == 0) {
Christopher Faulet767a84b2017-11-24 16:50:31 +0100754 ha_alert("Parsing [%s:%d]: peers section '%s' has the same name as another peers section declared at %s:%d.\n",
755 file, linenum, args[1], curpeers->conf.file, curpeers->conf.line);
Willy Tarreau911fa2e2015-05-26 10:35:50 +0200756 err_code |= ERR_ALERT | ERR_FATAL;
Emeric Brun32da3c42010-09-23 18:39:19 +0200757 }
758 }
759
Vincent Bernat02779b62016-04-03 13:48:43 +0200760 if ((curpeers = calloc(1, sizeof(*curpeers))) == NULL) {
Christopher Faulet767a84b2017-11-24 16:50:31 +0100761 ha_alert("parsing [%s:%d] : out of memory.\n", file, linenum);
Emeric Brun32da3c42010-09-23 18:39:19 +0200762 err_code |= ERR_ALERT | ERR_ABORT;
763 goto out;
764 }
765
Frédéric Lécailleed2b4a62017-07-13 09:07:09 +0200766 curpeers->next = cfg_peers;
767 cfg_peers = curpeers;
Willy Tarreau8113a5d2012-10-04 08:01:43 +0200768 curpeers->conf.file = strdup(file);
Emeric Brun32da3c42010-09-23 18:39:19 +0200769 curpeers->conf.line = linenum;
770 curpeers->last_change = now.tv_sec;
771 curpeers->id = strdup(args[1]);
Willy Tarreau77e4bd12015-05-01 20:02:17 +0200772 curpeers->state = PR_STNEW;
Emeric Brun32da3c42010-09-23 18:39:19 +0200773 }
Frédéric Lécaillec06b5d42018-04-26 10:06:41 +0200774 else if (strcmp(args[0], "peer") == 0 ||
775 strcmp(args[0], "server") == 0) { /* peer or server definition */
Frédéric Lécaille04636b72019-01-31 06:48:16 +0100776 int local_peer, peer;
Emeric Brun32da3c42010-09-23 18:39:19 +0200777
Frédéric Lécaille04636b72019-01-31 06:48:16 +0100778 peer = *args[0] == 'p';
Frédéric Lécaille355b2032019-01-11 14:06:12 +0100779 local_peer = !strcmp(args[1], localpeer);
780 /* The local peer may have already partially been parsed on a "bind" line. */
781 if (*args[0] == 'p') {
782 if (bind_line) {
783 ha_alert("parsing [%s:%d] : mixing \"peer\" and \"bind\" line is forbidden\n", file, linenum);
784 err_code |= ERR_ALERT | ERR_FATAL;
785 goto out;
786 }
787 peer_line = 1;
788 }
789 if (cfg_peers->local && !cfg_peers->local->id && local_peer) {
790 /* The local peer has already been initialized on a "bind" line.
791 * Let's use it and store its ID.
792 */
793 newpeer = cfg_peers->local;
794 newpeer->id = strdup(localpeer);
795 }
796 else {
797 if (local_peer && cfg_peers->local) {
798 ha_alert("parsing [%s:%d] : '%s %s' : local peer name already referenced at %s:%d. %s\n",
799 file, linenum, args[0], args[1],
800 curpeers->peers_fe->conf.file, curpeers->peers_fe->conf.line, cfg_peers->local->id);
801 err_code |= ERR_FATAL;
802 goto out;
803 }
804 newpeer = cfg_peers_add_peer(curpeers, file, linenum, args[1], local_peer);
805 if (!newpeer) {
806 err_code |= ERR_ALERT | ERR_ABORT;
807 goto out;
808 }
809 }
Emeric Brun32da3c42010-09-23 18:39:19 +0200810
Frédéric Lécaille355b2032019-01-11 14:06:12 +0100811 /* Line number and peer ID are updated only if this peer is the local one. */
812 if (init_peers_frontend(file,
813 newpeer->local ? linenum: -1,
814 newpeer->local ? newpeer->id : NULL,
815 curpeers) != 0) {
Frédéric Lécaillec06b5d42018-04-26 10:06:41 +0200816 err_code |= ERR_ALERT | ERR_ABORT;
Willy Tarreaub36487e2013-03-10 18:37:42 +0100817 goto out;
818 }
Willy Tarreau2aa38802013-02-20 19:20:59 +0100819
Frédéric Lécaille76d2cef2019-02-12 19:12:32 +0100820 /* This initializes curpeer->peers->peers_fe->srv.
821 * The server address is parsed only if we are parsing a "peer" line,
822 * or if we are parsing a "server" line and the current peer is not the local one.
823 */
Frédéric Lécaille04636b72019-01-31 06:48:16 +0100824 err_code |= parse_server(file, linenum, args, curpeers->peers_fe, NULL, peer || !local_peer);
Frédéric Lécaillec06b5d42018-04-26 10:06:41 +0200825 if (!curpeers->peers_fe->srv)
Emeric Brun32da3c42010-09-23 18:39:19 +0200826 goto out;
Emeric Brun32da3c42010-09-23 18:39:19 +0200827
Frédéric Lécaille76d2cef2019-02-12 19:12:32 +0100828 /* If the peer address has just been parsed, let's copy it to <newpeer>
829 * and initializes ->proto.
830 */
831 if (peer || !local_peer) {
832 newpeer->addr = curpeers->peers_fe->srv->addr;
833 newpeer->proto = protocol_by_family(newpeer->addr.ss_family);
834 }
835
Willy Tarreaua261e9b2016-12-22 20:44:00 +0100836 newpeer->xprt = xprt_get(XPRT_RAW);
Willy Tarreaud02394b2012-05-11 18:32:18 +0200837 newpeer->sock_init_arg = NULL;
Christopher Faulet2a944ee2017-11-07 10:42:54 +0100838 HA_SPIN_INIT(&newpeer->lock);
Willy Tarreau26d8c592012-05-07 18:12:14 +0200839
Frédéric Lécaille76d2cef2019-02-12 19:12:32 +0100840 newpeer->srv = curpeers->peers_fe->srv;
841 if (!newpeer->local)
Frédéric Lécaille6617e762018-04-25 15:13:38 +0200842 goto out;
843
Frédéric Lécaille355b2032019-01-11 14:06:12 +0100844 /* The lines above are reserved to "peer" lines. */
845 if (*args[0] == 's')
Frédéric Lécaille4ba51982018-04-25 15:32:18 +0200846 goto out;
Emeric Brun32da3c42010-09-23 18:39:19 +0200847
Frédéric Lécaille355b2032019-01-11 14:06:12 +0100848 bind_conf = bind_conf_uniq_alloc(curpeers->peers_fe, file, linenum, args[2], xprt_get(XPRT_RAW));
Frédéric Lécaille16e49102019-01-11 11:27:16 +0100849
Frédéric Lécaille91694d52019-01-11 11:43:53 +0100850 if (!str2listener(args[2], curpeers->peers_fe, bind_conf, file, linenum, &errmsg)) {
851 if (errmsg && *errmsg) {
852 indent_msg(&errmsg, 2);
853 ha_alert("parsing [%s:%d] : '%s %s' : %s\n", file, linenum, args[0], args[1], errmsg);
Frédéric Lécaille16e49102019-01-11 11:27:16 +0100854 }
Frédéric Lécaille91694d52019-01-11 11:43:53 +0100855 else
856 ha_alert("parsing [%s:%d] : '%s %s' : error encountered while parsing listening address %s.\n",
857 file, linenum, args[0], args[1], args[2]);
858 err_code |= ERR_FATAL;
859 goto out;
860 }
Frédéric Lécaille355b2032019-01-11 14:06:12 +0100861
862 l = LIST_ELEM(bind_conf->listeners.n, typeof(l), by_bind);
863 l->maxaccept = 1;
Frédéric Lécaille355b2032019-01-11 14:06:12 +0100864 l->accept = session_accept_fd;
865 l->analysers |= curpeers->peers_fe->fe_req_ana;
866 l->default_target = curpeers->peers_fe->default_target;
867 l->options |= LI_O_UNLIMITED; /* don't make the peers subject to global limits */
Willy Tarreau18215cb2019-02-27 16:25:28 +0100868 global.maxsock++; /* for the listening socket */
Frédéric Lécaille1b8e68e2019-03-14 07:07:41 +0100869 }
870 else if (!strcmp(args[0], "table")) {
871 struct stktable *t, *other;
872 char *id;
Frédéric Lécaillec02766a2019-03-20 15:06:55 +0100873 size_t prefix_len;
Frédéric Lécaille1b8e68e2019-03-14 07:07:41 +0100874
875 /* Line number and peer ID are updated only if this peer is the local one. */
876 if (init_peers_frontend(file, -1, NULL, curpeers) != 0) {
877 err_code |= ERR_ALERT | ERR_ABORT;
878 goto out;
879 }
880
881 other = stktable_find_by_name(args[1]);
882 if (other) {
883 ha_alert("parsing [%s:%d] : stick-table name '%s' conflicts with table declared in %s '%s' at %s:%d.\n",
884 file, linenum, args[1],
885 other->proxy ? proxy_cap_str(other->proxy->cap) : "peers",
886 other->proxy ? other->id : other->peers.p->id,
887 other->conf.file, other->conf.line);
888 err_code |= ERR_ALERT | ERR_FATAL;
889 goto out;
890 }
891
Frédéric Lécaillec02766a2019-03-20 15:06:55 +0100892 /* Build the stick-table name, concatenating the "peers" section name
893 * followed by a '/' character and the table name argument.
894 */
895 chunk_reset(&trash);
Frédéric Lécaille7fcc24d2019-03-20 15:09:45 +0100896 if (!chunk_strcpy(&trash, curpeers->id)) {
Frédéric Lécaillec02766a2019-03-20 15:06:55 +0100897 ha_alert("parsing [%s:%d]: '%s %s' : stick-table name too long.\n",
898 file, linenum, args[0], args[1]);
899 err_code |= ERR_ALERT | ERR_FATAL;
900 goto out;
901 }
902
903 prefix_len = trash.data;
Frédéric Lécaille7fcc24d2019-03-20 15:09:45 +0100904 if (!chunk_memcat(&trash, "/", 1) || !chunk_strcat(&trash, args[1])) {
Frédéric Lécaillec02766a2019-03-20 15:06:55 +0100905 ha_alert("parsing [%s:%d]: '%s %s' : stick-table name too long.\n",
906 file, linenum, args[0], args[1]);
907 err_code |= ERR_ALERT | ERR_FATAL;
908 goto out;
909 }
910
Frédéric Lécaille1b8e68e2019-03-14 07:07:41 +0100911 t = calloc(1, sizeof *t);
Frédéric Lécaillec02766a2019-03-20 15:06:55 +0100912 id = strdup(trash.area);
Frédéric Lécaille1b8e68e2019-03-14 07:07:41 +0100913 if (!t || !id) {
914 ha_alert("parsing [%s:%d]: '%s %s' : memory allocation failed\n",
915 file, linenum, args[0], args[1]);
916 err_code |= ERR_ALERT | ERR_FATAL;
917 goto out;
918 }
919
Frédéric Lécaillec02766a2019-03-20 15:06:55 +0100920 err_code |= parse_stick_table(file, linenum, args, t, id, id + prefix_len, curpeers);
Frédéric Lécaille1b8e68e2019-03-14 07:07:41 +0100921 if (err_code & ERR_FATAL)
922 goto out;
923
924 stktable_store_name(t);
925 t->next = stktables_list;
926 stktables_list = t;
927 }
Willy Tarreau77e4bd12015-05-01 20:02:17 +0200928 else if (!strcmp(args[0], "disabled")) { /* disables this peers section */
929 curpeers->state = PR_STSTOPPED;
930 }
931 else if (!strcmp(args[0], "enabled")) { /* enables this peers section (used to revert a disabled default) */
932 curpeers->state = PR_STNEW;
933 }
Emeric Brun32da3c42010-09-23 18:39:19 +0200934 else if (*args[0] != 0) {
Christopher Faulet767a84b2017-11-24 16:50:31 +0100935 ha_alert("parsing [%s:%d] : unknown keyword '%s' in '%s' section\n", file, linenum, args[0], cursection);
Emeric Brun32da3c42010-09-23 18:39:19 +0200936 err_code |= ERR_ALERT | ERR_FATAL;
937 goto out;
938 }
939
940out:
Willy Tarreau902636f2013-03-10 19:44:48 +0100941 free(errmsg);
Emeric Brun32da3c42010-09-23 18:39:19 +0200942 return err_code;
943}
944
Baptiste Assmann325137d2015-04-13 23:40:55 +0200945/*
946 * Parse a <resolvers> section.
947 * Returns the error code, 0 if OK, or any combination of :
948 * - ERR_ABORT: must abort ASAP
949 * - ERR_FATAL: we can continue parsing but not start the service
950 * - ERR_WARN: a warning has been emitted
951 * - ERR_ALERT: an alert has been emitted
952 * Only the two first ones can stop processing, the two others are just
953 * indicators.
954 */
955int cfg_parse_resolvers(const char *file, int linenum, char **args, int kwm)
956{
957 static struct dns_resolvers *curr_resolvers = NULL;
958 struct dns_nameserver *newnameserver = NULL;
959 const char *err;
960 int err_code = 0;
961 char *errmsg = NULL;
962
963 if (strcmp(args[0], "resolvers") == 0) { /* new resolvers section */
964 if (!*args[1]) {
Christopher Faulet767a84b2017-11-24 16:50:31 +0100965 ha_alert("parsing [%s:%d] : missing name for resolvers section.\n", file, linenum);
Baptiste Assmann325137d2015-04-13 23:40:55 +0200966 err_code |= ERR_ALERT | ERR_ABORT;
967 goto out;
968 }
969
970 err = invalid_char(args[1]);
971 if (err) {
Christopher Faulet767a84b2017-11-24 16:50:31 +0100972 ha_alert("parsing [%s:%d] : character '%c' is not permitted in '%s' name '%s'.\n",
973 file, linenum, *err, args[0], args[1]);
Baptiste Assmann325137d2015-04-13 23:40:55 +0200974 err_code |= ERR_ALERT | ERR_ABORT;
975 goto out;
976 }
977
978 list_for_each_entry(curr_resolvers, &dns_resolvers, list) {
979 /* Error if two resolvers owns the same name */
980 if (strcmp(curr_resolvers->id, args[1]) == 0) {
Christopher Faulet767a84b2017-11-24 16:50:31 +0100981 ha_alert("Parsing [%s:%d]: resolvers '%s' has same name as another resolvers (declared at %s:%d).\n",
982 file, linenum, args[1], curr_resolvers->conf.file, curr_resolvers->conf.line);
Baptiste Assmann325137d2015-04-13 23:40:55 +0200983 err_code |= ERR_ALERT | ERR_ABORT;
984 }
985 }
986
Vincent Bernat02779b62016-04-03 13:48:43 +0200987 if ((curr_resolvers = calloc(1, sizeof(*curr_resolvers))) == NULL) {
Christopher Faulet767a84b2017-11-24 16:50:31 +0100988 ha_alert("parsing [%s:%d] : out of memory.\n", file, linenum);
Baptiste Assmann325137d2015-04-13 23:40:55 +0200989 err_code |= ERR_ALERT | ERR_ABORT;
990 goto out;
991 }
992
993 /* default values */
994 LIST_ADDQ(&dns_resolvers, &curr_resolvers->list);
995 curr_resolvers->conf.file = strdup(file);
996 curr_resolvers->conf.line = linenum;
997 curr_resolvers->id = strdup(args[1]);
998 curr_resolvers->query_ids = EB_ROOT;
Baptiste Assmann2af08fe2017-08-14 00:13:01 +0200999 /* default maximum response size */
1000 curr_resolvers->accepted_payload_size = 512;
Baptiste Assmann987e16d2016-11-02 22:23:31 +01001001 /* default hold period for nx, other, refuse and timeout is 30s */
1002 curr_resolvers->hold.nx = 30000;
1003 curr_resolvers->hold.other = 30000;
1004 curr_resolvers->hold.refused = 30000;
1005 curr_resolvers->hold.timeout = 30000;
Baptiste Assmann686408b2017-08-18 10:15:42 +02001006 curr_resolvers->hold.obsolete = 0;
Baptiste Assmann325137d2015-04-13 23:40:55 +02001007 /* default hold period for valid is 10s */
Baptiste Assmann4c5490a2015-07-14 21:42:49 +02001008 curr_resolvers->hold.valid = 10000;
Christopher Faulet67957bd2017-09-27 11:00:59 +02001009 curr_resolvers->timeout.resolve = 1000;
1010 curr_resolvers->timeout.retry = 1000;
Baptiste Assmann325137d2015-04-13 23:40:55 +02001011 curr_resolvers->resolve_retries = 3;
Christopher Faulet67957bd2017-09-27 11:00:59 +02001012 curr_resolvers->nb_nameservers = 0;
1013 LIST_INIT(&curr_resolvers->nameservers);
1014 LIST_INIT(&curr_resolvers->resolutions.curr);
1015 LIST_INIT(&curr_resolvers->resolutions.wait);
Christopher Faulet2a944ee2017-11-07 10:42:54 +01001016 HA_SPIN_INIT(&curr_resolvers->lock);
Baptiste Assmann325137d2015-04-13 23:40:55 +02001017 }
1018 else if (strcmp(args[0], "nameserver") == 0) { /* nameserver definition */
1019 struct sockaddr_storage *sk;
1020 int port1, port2;
1021 struct protocol *proto;
1022
1023 if (!*args[2]) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001024 ha_alert("parsing [%s:%d] : '%s' expects <name> and <addr>[:<port>] as arguments.\n",
1025 file, linenum, args[0]);
Baptiste Assmann325137d2015-04-13 23:40:55 +02001026 err_code |= ERR_ALERT | ERR_FATAL;
1027 goto out;
1028 }
1029
1030 err = invalid_char(args[1]);
1031 if (err) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001032 ha_alert("parsing [%s:%d] : character '%c' is not permitted in server name '%s'.\n",
1033 file, linenum, *err, args[1]);
Baptiste Assmann325137d2015-04-13 23:40:55 +02001034 err_code |= ERR_ALERT | ERR_FATAL;
1035 goto out;
1036 }
1037
Christopher Faulet67957bd2017-09-27 11:00:59 +02001038 list_for_each_entry(newnameserver, &curr_resolvers->nameservers, list) {
Baptiste Assmanna315c552015-11-02 22:55:49 +01001039 /* Error if two resolvers owns the same name */
1040 if (strcmp(newnameserver->id, args[1]) == 0) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001041 ha_alert("Parsing [%s:%d]: nameserver '%s' has same name as another nameserver (declared at %s:%d).\n",
Ben Draut44e609b2018-05-29 15:40:08 -06001042 file, linenum, args[1], newnameserver->conf.file, newnameserver->conf.line);
Baptiste Assmanna315c552015-11-02 22:55:49 +01001043 err_code |= ERR_ALERT | ERR_FATAL;
1044 }
1045 }
1046
Vincent Bernat02779b62016-04-03 13:48:43 +02001047 if ((newnameserver = calloc(1, sizeof(*newnameserver))) == NULL) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001048 ha_alert("parsing [%s:%d] : out of memory.\n", file, linenum);
Baptiste Assmann325137d2015-04-13 23:40:55 +02001049 err_code |= ERR_ALERT | ERR_ABORT;
1050 goto out;
1051 }
1052
1053 /* the nameservers are linked backward first */
Christopher Faulet67957bd2017-09-27 11:00:59 +02001054 LIST_ADDQ(&curr_resolvers->nameservers, &newnameserver->list);
Baptiste Assmann325137d2015-04-13 23:40:55 +02001055 newnameserver->resolvers = curr_resolvers;
1056 newnameserver->conf.file = strdup(file);
1057 newnameserver->conf.line = linenum;
1058 newnameserver->id = strdup(args[1]);
1059
Willy Tarreau48ef4c92017-01-06 18:32:38 +01001060 sk = str2sa_range(args[2], NULL, &port1, &port2, &errmsg, NULL, NULL, 1);
Baptiste Assmann325137d2015-04-13 23:40:55 +02001061 if (!sk) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001062 ha_alert("parsing [%s:%d] : '%s %s' : %s\n", file, linenum, args[0], args[1], errmsg);
Baptiste Assmann325137d2015-04-13 23:40:55 +02001063 err_code |= ERR_ALERT | ERR_FATAL;
1064 goto out;
1065 }
1066
1067 proto = protocol_by_family(sk->ss_family);
1068 if (!proto || !proto->connect) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001069 ha_alert("parsing [%s:%d] : '%s %s' : connect() not supported for this address family.\n",
Baptiste Assmann325137d2015-04-13 23:40:55 +02001070 file, linenum, args[0], args[1]);
1071 err_code |= ERR_ALERT | ERR_FATAL;
1072 goto out;
1073 }
1074
1075 if (port1 != port2) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001076 ha_alert("parsing [%s:%d] : '%s %s' : port ranges and offsets are not allowed in '%s'\n",
1077 file, linenum, args[0], args[1], args[2]);
Baptiste Assmann325137d2015-04-13 23:40:55 +02001078 err_code |= ERR_ALERT | ERR_FATAL;
1079 goto out;
1080 }
1081
Baptiste Assmann7f43fa92016-01-21 00:59:46 +01001082 if (!port1 && !port2) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001083 ha_alert("parsing [%s:%d] : '%s %s' : no UDP port specified\n",
1084 file, linenum, args[0], args[1]);
Baptiste Assmann7f43fa92016-01-21 00:59:46 +01001085 err_code |= ERR_ALERT | ERR_FATAL;
1086 goto out;
1087 }
1088
Baptiste Assmann325137d2015-04-13 23:40:55 +02001089 newnameserver->addr = *sk;
1090 }
Ben Draut44e609b2018-05-29 15:40:08 -06001091 else if (strcmp(args[0], "parse-resolv-conf") == 0) {
1092 const char *whitespace = "\r\n\t ";
1093 char *resolv_line = NULL;
1094 int resolv_linenum = 0;
1095 FILE *f = NULL;
1096 char *address = NULL;
1097 struct sockaddr_storage *sk = NULL;
1098 struct protocol *proto;
1099 int duplicate_name = 0;
1100
1101 if ((resolv_line = malloc(sizeof(*resolv_line) * LINESIZE)) == NULL) {
1102 ha_alert("parsing [%s:%d] : out of memory.\n",
1103 file, linenum);
1104 err_code |= ERR_ALERT | ERR_FATAL;
1105 goto resolv_out;
1106 }
1107
1108 if ((f = fopen("/etc/resolv.conf", "r")) == NULL) {
1109 ha_alert("parsing [%s:%d] : failed to open /etc/resolv.conf.\n",
1110 file, linenum);
1111 err_code |= ERR_ALERT | ERR_FATAL;
1112 goto resolv_out;
1113 }
1114
1115 sk = calloc(1, sizeof(*sk));
1116 if (sk == NULL) {
1117 ha_alert("parsing [/etc/resolv.conf:%d] : out of memory.\n",
1118 resolv_linenum);
1119 err_code |= ERR_ALERT | ERR_FATAL;
1120 goto resolv_out;
1121 }
1122
1123 while (fgets(resolv_line, LINESIZE, f) != NULL) {
1124 resolv_linenum++;
1125 if (strncmp(resolv_line, "nameserver", 10) != 0)
1126 continue;
1127
1128 address = strtok(resolv_line + 10, whitespace);
1129 if (address == resolv_line + 10)
1130 continue;
1131
1132 if (address == NULL) {
1133 ha_warning("parsing [/etc/resolv.conf:%d] : nameserver line is missing address.\n",
1134 resolv_linenum);
1135 err_code |= ERR_WARN;
1136 continue;
1137 }
1138
1139 duplicate_name = 0;
1140 list_for_each_entry(newnameserver, &curr_resolvers->nameservers, list) {
1141 if (strcmp(newnameserver->id, address) == 0) {
1142 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",
1143 resolv_linenum, address, newnameserver->conf.file, newnameserver->conf.line);
1144 err_code |= ERR_WARN;
1145 duplicate_name = 1;
1146 }
1147 }
1148
1149 if (duplicate_name)
1150 continue;
1151
1152 memset(sk, 0, sizeof(*sk));
1153 sk = str2ip2(address, sk, 1);
1154 if (!sk) {
1155 ha_warning("parsing [/etc/resolv.conf:%d] : address '%s' could not be recognized, namerserver will be excluded.\n",
1156 resolv_linenum, address);
1157 err_code |= ERR_WARN;
1158 continue;
1159 }
1160
1161 set_host_port(sk, 53);
1162
1163 proto = protocol_by_family(sk->ss_family);
1164 if (!proto || !proto->connect) {
1165 ha_warning("parsing [/etc/resolv.conf:%d] : '%s' : connect() not supported for this address family.\n",
1166 resolv_linenum, address);
1167 err_code |= ERR_WARN;
1168 continue;
1169 }
1170
1171 if ((newnameserver = calloc(1, sizeof(*newnameserver))) == NULL) {
1172 ha_alert("parsing [/etc/resolv.conf:%d] : out of memory.\n", resolv_linenum);
1173 err_code |= ERR_ALERT | ERR_FATAL;
1174 goto resolv_out;
1175 }
1176
1177 newnameserver->conf.file = strdup("/etc/resolv.conf");
1178 if (newnameserver->conf.file == NULL) {
1179 ha_alert("parsing [/etc/resolv.conf:%d] : out of memory.\n", resolv_linenum);
1180 err_code |= ERR_ALERT | ERR_FATAL;
1181 goto resolv_out;
1182 }
1183
1184 newnameserver->id = strdup(address);
1185 if (newnameserver->id == NULL) {
1186 ha_alert("parsing [/etc/resolv.conf:%d] : out of memory.\n", resolv_linenum);
1187 err_code |= ERR_ALERT | ERR_FATAL;
1188 goto resolv_out;
1189 }
1190
1191 newnameserver->resolvers = curr_resolvers;
1192 newnameserver->conf.line = resolv_linenum;
1193 newnameserver->addr = *sk;
1194
1195 LIST_ADDQ(&curr_resolvers->nameservers, &newnameserver->list);
1196 }
1197
1198resolv_out:
1199 free(sk);
1200 free(resolv_line);
1201 if (f != NULL)
1202 fclose(f);
1203 }
Baptiste Assmann325137d2015-04-13 23:40:55 +02001204 else if (strcmp(args[0], "hold") == 0) { /* hold periods */
1205 const char *res;
1206 unsigned int time;
1207
1208 if (!*args[2]) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001209 ha_alert("parsing [%s:%d] : '%s' expects an <event> and a <time> as arguments.\n",
1210 file, linenum, args[0]);
1211 ha_alert("<event> can be either 'valid', 'nx', 'refused', 'timeout', or 'other'\n");
Baptiste Assmann325137d2015-04-13 23:40:55 +02001212 err_code |= ERR_ALERT | ERR_FATAL;
1213 goto out;
1214 }
1215 res = parse_time_err(args[2], &time, TIME_UNIT_MS);
Willy Tarreau9faebe32019-06-07 19:00:37 +02001216 if (res == PARSE_TIME_OVER) {
1217 ha_alert("parsing [%s:%d]: timer overflow in argument <%s> to <%s>, maximum value is 2147483647 ms (~24.8 days).\n",
1218 file, linenum, args[1], args[0]);
1219 err_code |= ERR_ALERT | ERR_FATAL;
1220 goto out;
1221 }
1222 else if (res == PARSE_TIME_UNDER) {
1223 ha_alert("parsing [%s:%d]: timer underflow in argument <%s> to <%s>, minimum non-null value is 1 ms.\n",
1224 file, linenum, args[1], args[0]);
1225 err_code |= ERR_ALERT | ERR_FATAL;
1226 goto out;
1227 }
1228 else if (res) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001229 ha_alert("parsing [%s:%d]: unexpected character '%c' in argument to <%s>.\n",
1230 file, linenum, *res, args[0]);
Baptiste Assmann325137d2015-04-13 23:40:55 +02001231 err_code |= ERR_ALERT | ERR_FATAL;
1232 goto out;
1233 }
Baptiste Assmann987e16d2016-11-02 22:23:31 +01001234 if (strcmp(args[1], "nx") == 0)
1235 curr_resolvers->hold.nx = time;
1236 else if (strcmp(args[1], "other") == 0)
1237 curr_resolvers->hold.other = time;
1238 else if (strcmp(args[1], "refused") == 0)
1239 curr_resolvers->hold.refused = time;
1240 else if (strcmp(args[1], "timeout") == 0)
1241 curr_resolvers->hold.timeout = time;
1242 else if (strcmp(args[1], "valid") == 0)
Baptiste Assmann325137d2015-04-13 23:40:55 +02001243 curr_resolvers->hold.valid = time;
Olivier Houcharda8c6db82017-07-06 18:46:47 +02001244 else if (strcmp(args[1], "obsolete") == 0)
1245 curr_resolvers->hold.obsolete = time;
Baptiste Assmann325137d2015-04-13 23:40:55 +02001246 else {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001247 ha_alert("parsing [%s:%d] : '%s' unknown <event>: '%s', expects either 'nx', 'timeout', 'valid', 'obsolete' or 'other'.\n",
1248 file, linenum, args[0], args[1]);
Baptiste Assmann325137d2015-04-13 23:40:55 +02001249 err_code |= ERR_ALERT | ERR_FATAL;
1250 goto out;
1251 }
1252
1253 }
Baptiste Assmann2af08fe2017-08-14 00:13:01 +02001254 else if (strcmp(args[0], "accepted_payload_size") == 0) {
Baptiste Assmann9d8dbbc2017-08-18 23:35:08 +02001255 int i = 0;
1256
Baptiste Assmann2af08fe2017-08-14 00:13:01 +02001257 if (!*args[1]) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001258 ha_alert("parsing [%s:%d] : '%s' expects <nb> as argument.\n",
1259 file, linenum, args[0]);
Baptiste Assmann2af08fe2017-08-14 00:13:01 +02001260 err_code |= ERR_ALERT | ERR_FATAL;
1261 goto out;
1262 }
Baptiste Assmann9d8dbbc2017-08-18 23:35:08 +02001263
1264 i = atoi(args[1]);
Willy Tarreau0c219be2017-08-22 12:01:26 +02001265 if (i < DNS_HEADER_SIZE || i > DNS_MAX_UDP_MESSAGE) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001266 ha_alert("parsing [%s:%d] : '%s' must be between %d and %d inclusive (was %s).\n",
1267 file, linenum, args[0], DNS_HEADER_SIZE, DNS_MAX_UDP_MESSAGE, args[1]);
Baptiste Assmann9d8dbbc2017-08-18 23:35:08 +02001268 err_code |= ERR_ALERT | ERR_FATAL;
1269 goto out;
1270 }
1271
1272 curr_resolvers->accepted_payload_size = i;
Baptiste Assmann2af08fe2017-08-14 00:13:01 +02001273 }
Baptiste Assmann201c07f2017-05-22 15:17:15 +02001274 else if (strcmp(args[0], "resolution_pool_size") == 0) {
Tim Duesterhus3506dae2019-05-14 20:57:56 +02001275 ha_alert("parsing [%s:%d] : '%s' directive is not supported anymore (it never appeared in a stable release).\n",
Christopher Faulet767a84b2017-11-24 16:50:31 +01001276 file, linenum, args[0]);
Tim Duesterhus3506dae2019-05-14 20:57:56 +02001277 err_code |= ERR_ALERT | ERR_FATAL;
Christopher Faulet67957bd2017-09-27 11:00:59 +02001278 goto out;
Baptiste Assmann201c07f2017-05-22 15:17:15 +02001279 }
Baptiste Assmann325137d2015-04-13 23:40:55 +02001280 else if (strcmp(args[0], "resolve_retries") == 0) {
1281 if (!*args[1]) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001282 ha_alert("parsing [%s:%d] : '%s' expects <nb> as argument.\n",
1283 file, linenum, args[0]);
Baptiste Assmann325137d2015-04-13 23:40:55 +02001284 err_code |= ERR_ALERT | ERR_FATAL;
1285 goto out;
1286 }
1287 curr_resolvers->resolve_retries = atoi(args[1]);
1288 }
1289 else if (strcmp(args[0], "timeout") == 0) {
Pieter Baauw7a91a0e2016-02-13 15:51:58 +01001290 if (!*args[1]) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001291 ha_alert("parsing [%s:%d] : '%s' expects 'retry' or 'resolve' and <time> as arguments.\n",
1292 file, linenum, args[0]);
Baptiste Assmann325137d2015-04-13 23:40:55 +02001293 err_code |= ERR_ALERT | ERR_FATAL;
1294 goto out;
1295 }
Christopher Faulet67957bd2017-09-27 11:00:59 +02001296 else if (strcmp(args[1], "retry") == 0 ||
1297 strcmp(args[1], "resolve") == 0) {
Pieter Baauw7a91a0e2016-02-13 15:51:58 +01001298 const char *res;
Christopher Faulet67957bd2017-09-27 11:00:59 +02001299 unsigned int tout;
Pieter Baauw7a91a0e2016-02-13 15:51:58 +01001300
1301 if (!*args[2]) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001302 ha_alert("parsing [%s:%d] : '%s %s' expects <time> as argument.\n",
1303 file, linenum, args[0], args[1]);
Pieter Baauw7a91a0e2016-02-13 15:51:58 +01001304 err_code |= ERR_ALERT | ERR_FATAL;
1305 goto out;
1306 }
Christopher Faulet67957bd2017-09-27 11:00:59 +02001307 res = parse_time_err(args[2], &tout, TIME_UNIT_MS);
Willy Tarreau9faebe32019-06-07 19:00:37 +02001308 if (res == PARSE_TIME_OVER) {
1309 ha_alert("parsing [%s:%d]: timer overflow in argument <%s> to <%s %s>, maximum value is 2147483647 ms (~24.8 days).\n",
1310 file, linenum, args[2], args[0], args[1]);
1311 err_code |= ERR_ALERT | ERR_FATAL;
1312 goto out;
1313 }
1314 else if (res == PARSE_TIME_UNDER) {
1315 ha_alert("parsing [%s:%d]: timer underflow in argument <%s> to <%s %s>, minimum non-null value is 1 ms.\n",
1316 file, linenum, args[2], args[0], args[1]);
1317 err_code |= ERR_ALERT | ERR_FATAL;
1318 goto out;
1319 }
1320 else if (res) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001321 ha_alert("parsing [%s:%d]: unexpected character '%c' in argument to <%s %s>.\n",
1322 file, linenum, *res, args[0], args[1]);
Pieter Baauw7a91a0e2016-02-13 15:51:58 +01001323 err_code |= ERR_ALERT | ERR_FATAL;
1324 goto out;
1325 }
Christopher Faulet67957bd2017-09-27 11:00:59 +02001326 if (args[1][2] == 't')
1327 curr_resolvers->timeout.retry = tout;
1328 else
1329 curr_resolvers->timeout.resolve = tout;
Pieter Baauw7a91a0e2016-02-13 15:51:58 +01001330 }
1331 else {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001332 ha_alert("parsing [%s:%d] : '%s' expects 'retry' or 'resolve' and <time> as arguments got '%s'.\n",
1333 file, linenum, args[0], args[1]);
Baptiste Assmann325137d2015-04-13 23:40:55 +02001334 err_code |= ERR_ALERT | ERR_FATAL;
1335 goto out;
1336 }
Baptiste Assmann325137d2015-04-13 23:40:55 +02001337 } /* neither "nameserver" nor "resolvers" */
1338 else if (*args[0] != 0) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001339 ha_alert("parsing [%s:%d] : unknown keyword '%s' in '%s' section\n", file, linenum, args[0], cursection);
Baptiste Assmann325137d2015-04-13 23:40:55 +02001340 err_code |= ERR_ALERT | ERR_FATAL;
1341 goto out;
1342 }
1343
1344 out:
1345 free(errmsg);
1346 return err_code;
1347}
Simon Horman0d16a402015-01-30 11:22:58 +09001348
1349/*
William Lallemand51097192015-04-14 16:35:22 +02001350 * Parse a line in a <listen>, <frontend> or <backend> section.
Simon Horman0d16a402015-01-30 11:22:58 +09001351 * Returns the error code, 0 if OK, or any combination of :
1352 * - ERR_ABORT: must abort ASAP
1353 * - ERR_FATAL: we can continue parsing but not start the service
1354 * - ERR_WARN: a warning has been emitted
1355 * - ERR_ALERT: an alert has been emitted
1356 * Only the two first ones can stop processing, the two others are just
1357 * indicators.
1358 */
1359int cfg_parse_mailers(const char *file, int linenum, char **args, int kwm)
1360{
1361 static struct mailers *curmailers = NULL;
1362 struct mailer *newmailer = NULL;
1363 const char *err;
1364 int err_code = 0;
1365 char *errmsg = NULL;
1366
1367 if (strcmp(args[0], "mailers") == 0) { /* new mailers section */
1368 if (!*args[1]) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001369 ha_alert("parsing [%s:%d] : missing name for mailers section.\n", file, linenum);
Simon Horman0d16a402015-01-30 11:22:58 +09001370 err_code |= ERR_ALERT | ERR_ABORT;
1371 goto out;
1372 }
1373
1374 err = invalid_char(args[1]);
1375 if (err) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001376 ha_alert("parsing [%s:%d] : character '%c' is not permitted in '%s' name '%s'.\n",
1377 file, linenum, *err, args[0], args[1]);
Simon Horman0d16a402015-01-30 11:22:58 +09001378 err_code |= ERR_ALERT | ERR_ABORT;
1379 goto out;
1380 }
1381
1382 for (curmailers = mailers; curmailers != NULL; curmailers = curmailers->next) {
1383 /*
1384 * If there are two proxies with the same name only following
1385 * combinations are allowed:
1386 */
1387 if (strcmp(curmailers->id, args[1]) == 0) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001388 ha_alert("Parsing [%s:%d]: mailers section '%s' has the same name as another mailers section declared at %s:%d.\n",
1389 file, linenum, args[1], curmailers->conf.file, curmailers->conf.line);
Willy Tarreau911fa2e2015-05-26 10:35:50 +02001390 err_code |= ERR_ALERT | ERR_FATAL;
Simon Horman0d16a402015-01-30 11:22:58 +09001391 }
1392 }
1393
Vincent Bernat02779b62016-04-03 13:48:43 +02001394 if ((curmailers = calloc(1, sizeof(*curmailers))) == NULL) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001395 ha_alert("parsing [%s:%d] : out of memory.\n", file, linenum);
Simon Horman0d16a402015-01-30 11:22:58 +09001396 err_code |= ERR_ALERT | ERR_ABORT;
1397 goto out;
1398 }
1399
1400 curmailers->next = mailers;
1401 mailers = curmailers;
1402 curmailers->conf.file = strdup(file);
1403 curmailers->conf.line = linenum;
1404 curmailers->id = strdup(args[1]);
Pieter Baauw235fcfc2016-02-13 15:33:40 +01001405 curmailers->timeout.mail = DEF_MAILALERTTIME;/* XXX: Would like to Skip to the next alert, if any, ASAP.
1406 * But need enough time so that timeouts don't occur
1407 * during tcp procssing. For now just us an arbitrary default. */
Simon Horman0d16a402015-01-30 11:22:58 +09001408 }
1409 else if (strcmp(args[0], "mailer") == 0) { /* mailer definition */
1410 struct sockaddr_storage *sk;
1411 int port1, port2;
1412 struct protocol *proto;
1413
1414 if (!*args[2]) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001415 ha_alert("parsing [%s:%d] : '%s' expects <name> and <addr>[:<port>] as arguments.\n",
1416 file, linenum, args[0]);
Simon Horman0d16a402015-01-30 11:22:58 +09001417 err_code |= ERR_ALERT | ERR_FATAL;
1418 goto out;
1419 }
1420
1421 err = invalid_char(args[1]);
1422 if (err) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001423 ha_alert("parsing [%s:%d] : character '%c' is not permitted in server name '%s'.\n",
1424 file, linenum, *err, args[1]);
Simon Horman0d16a402015-01-30 11:22:58 +09001425 err_code |= ERR_ALERT | ERR_FATAL;
1426 goto out;
1427 }
1428
Vincent Bernat02779b62016-04-03 13:48:43 +02001429 if ((newmailer = calloc(1, sizeof(*newmailer))) == NULL) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001430 ha_alert("parsing [%s:%d] : out of memory.\n", file, linenum);
Simon Horman0d16a402015-01-30 11:22:58 +09001431 err_code |= ERR_ALERT | ERR_ABORT;
1432 goto out;
1433 }
1434
1435 /* the mailers are linked backwards first */
1436 curmailers->count++;
1437 newmailer->next = curmailers->mailer_list;
1438 curmailers->mailer_list = newmailer;
1439 newmailer->mailers = curmailers;
1440 newmailer->conf.file = strdup(file);
1441 newmailer->conf.line = linenum;
1442
1443 newmailer->id = strdup(args[1]);
1444
Willy Tarreau48ef4c92017-01-06 18:32:38 +01001445 sk = str2sa_range(args[2], NULL, &port1, &port2, &errmsg, NULL, NULL, 1);
Simon Horman0d16a402015-01-30 11:22:58 +09001446 if (!sk) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001447 ha_alert("parsing [%s:%d] : '%s %s' : %s\n", file, linenum, args[0], args[1], errmsg);
Simon Horman0d16a402015-01-30 11:22:58 +09001448 err_code |= ERR_ALERT | ERR_FATAL;
1449 goto out;
1450 }
1451
1452 proto = protocol_by_family(sk->ss_family);
Simon Horman0ba0e4a2015-01-30 11:23:00 +09001453 if (!proto || !proto->connect || proto->sock_prot != IPPROTO_TCP) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001454 ha_alert("parsing [%s:%d] : '%s %s' : TCP not supported for this address family.\n",
1455 file, linenum, args[0], args[1]);
Simon Horman0d16a402015-01-30 11:22:58 +09001456 err_code |= ERR_ALERT | ERR_FATAL;
1457 goto out;
1458 }
1459
1460 if (port1 != port2) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001461 ha_alert("parsing [%s:%d] : '%s %s' : port ranges and offsets are not allowed in '%s'\n",
1462 file, linenum, args[0], args[1], args[2]);
Simon Horman0d16a402015-01-30 11:22:58 +09001463 err_code |= ERR_ALERT | ERR_FATAL;
1464 goto out;
1465 }
1466
1467 if (!port1) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001468 ha_alert("parsing [%s:%d] : '%s %s' : missing or invalid port in '%s'\n",
1469 file, linenum, args[0], args[1], args[2]);
Simon Horman0d16a402015-01-30 11:22:58 +09001470 err_code |= ERR_ALERT | ERR_FATAL;
1471 goto out;
1472 }
1473
1474 newmailer->addr = *sk;
1475 newmailer->proto = proto;
Willy Tarreaua261e9b2016-12-22 20:44:00 +01001476 newmailer->xprt = xprt_get(XPRT_RAW);
Simon Horman0d16a402015-01-30 11:22:58 +09001477 newmailer->sock_init_arg = NULL;
Pieter Baauw235fcfc2016-02-13 15:33:40 +01001478 }
1479 else if (strcmp(args[0], "timeout") == 0) {
1480 if (!*args[1]) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001481 ha_alert("parsing [%s:%d] : '%s' expects 'mail' and <time> as arguments.\n",
1482 file, linenum, args[0]);
Pieter Baauw235fcfc2016-02-13 15:33:40 +01001483 err_code |= ERR_ALERT | ERR_FATAL;
1484 goto out;
1485 }
1486 else if (strcmp(args[1], "mail") == 0) {
1487 const char *res;
1488 unsigned int timeout_mail;
1489 if (!*args[2]) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001490 ha_alert("parsing [%s:%d] : '%s %s' expects <time> as argument.\n",
1491 file, linenum, args[0], args[1]);
Pieter Baauw235fcfc2016-02-13 15:33:40 +01001492 err_code |= ERR_ALERT | ERR_FATAL;
1493 goto out;
1494 }
1495 res = parse_time_err(args[2], &timeout_mail, TIME_UNIT_MS);
Willy Tarreau9faebe32019-06-07 19:00:37 +02001496 if (res == PARSE_TIME_OVER) {
1497 ha_alert("parsing [%s:%d]: timer overflow in argument <%s> to <%s %s>, maximum value is 2147483647 ms (~24.8 days).\n",
1498 file, linenum, args[2], args[0], args[1]);
1499 err_code |= ERR_ALERT | ERR_FATAL;
1500 goto out;
1501 }
1502 else if (res == PARSE_TIME_UNDER) {
1503 ha_alert("parsing [%s:%d]: timer underflow in argument <%s> to <%s %s>, minimum non-null value is 1 ms.\n",
1504 file, linenum, args[2], args[0], args[1]);
Pieter Baauw235fcfc2016-02-13 15:33:40 +01001505 err_code |= ERR_ALERT | ERR_FATAL;
1506 goto out;
1507 }
Willy Tarreau9faebe32019-06-07 19:00:37 +02001508 else if (res) {
1509 ha_alert("parsing [%s:%d]: unexpected character '%c' in argument to <%s %s>.\n",
1510 file, linenum, *res, args[0], args[1]);
Pieter Baauw235fcfc2016-02-13 15:33:40 +01001511 err_code |= ERR_ALERT | ERR_FATAL;
1512 goto out;
1513 }
1514 curmailers->timeout.mail = timeout_mail;
1515 } else {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001516 ha_alert("parsing [%s:%d] : '%s' expects 'mail' and <time> as arguments got '%s'.\n",
Pieter Baauw235fcfc2016-02-13 15:33:40 +01001517 file, linenum, args[0], args[1]);
1518 err_code |= ERR_ALERT | ERR_FATAL;
1519 goto out;
1520 }
1521 }
Simon Horman0d16a402015-01-30 11:22:58 +09001522 else if (*args[0] != 0) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001523 ha_alert("parsing [%s:%d] : unknown keyword '%s' in '%s' section\n", file, linenum, args[0], cursection);
Simon Horman0d16a402015-01-30 11:22:58 +09001524 err_code |= ERR_ALERT | ERR_FATAL;
1525 goto out;
1526 }
1527
1528out:
1529 free(errmsg);
1530 return err_code;
1531}
1532
Willy Tarreau3a1f5fd2018-11-11 15:40:36 +01001533void free_email_alert(struct proxy *p)
Simon Horman9dc49962015-01-30 11:22:59 +09001534{
1535 free(p->email_alert.mailers.name);
1536 p->email_alert.mailers.name = NULL;
1537 free(p->email_alert.from);
1538 p->email_alert.from = NULL;
1539 free(p->email_alert.to);
1540 p->email_alert.to = NULL;
1541 free(p->email_alert.myhostname);
1542 p->email_alert.myhostname = NULL;
1543}
1544
Willy Tarreaubaaee002006-06-26 02:48:02 +02001545
Krzysztof Piotr Oledzki96105042010-01-29 17:50:44 +01001546int
KOVACS Krisztianb3e54fe2014-11-17 15:11:45 +01001547cfg_parse_netns(const char *file, int linenum, char **args, int kwm)
1548{
Willy Tarreaue5733232019-05-22 19:24:06 +02001549#ifdef USE_NS
KOVACS Krisztianb3e54fe2014-11-17 15:11:45 +01001550 const char *err;
1551 const char *item = args[0];
1552
1553 if (!strcmp(item, "namespace_list")) {
1554 return 0;
1555 }
1556 else if (!strcmp(item, "namespace")) {
1557 size_t idx = 1;
1558 const char *current;
1559 while (*(current = args[idx++])) {
1560 err = invalid_char(current);
1561 if (err) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001562 ha_alert("parsing [%s:%d]: character '%c' is not permitted in '%s' name '%s'.\n",
1563 file, linenum, *err, item, current);
KOVACS Krisztianb3e54fe2014-11-17 15:11:45 +01001564 return ERR_ALERT | ERR_FATAL;
1565 }
1566
1567 if (netns_store_lookup(current, strlen(current))) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001568 ha_alert("parsing [%s:%d]: Namespace '%s' is already added.\n",
1569 file, linenum, current);
KOVACS Krisztianb3e54fe2014-11-17 15:11:45 +01001570 return ERR_ALERT | ERR_FATAL;
1571 }
1572 if (!netns_store_insert(current)) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001573 ha_alert("parsing [%s:%d]: Cannot open namespace '%s'.\n",
1574 file, linenum, current);
KOVACS Krisztianb3e54fe2014-11-17 15:11:45 +01001575 return ERR_ALERT | ERR_FATAL;
1576 }
1577 }
1578 }
1579
1580 return 0;
1581#else
Christopher Faulet767a84b2017-11-24 16:50:31 +01001582 ha_alert("parsing [%s:%d]: namespace support is not compiled in.",
1583 file, linenum);
KOVACS Krisztianb3e54fe2014-11-17 15:11:45 +01001584 return ERR_ALERT | ERR_FATAL;
1585#endif
1586}
1587
1588int
Krzysztof Piotr Oledzki96105042010-01-29 17:50:44 +01001589cfg_parse_users(const char *file, int linenum, char **args, int kwm)
1590{
1591
1592 int err_code = 0;
1593 const char *err;
1594
1595 if (!strcmp(args[0], "userlist")) { /* new userlist */
1596 struct userlist *newul;
1597
1598 if (!*args[1]) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001599 ha_alert("parsing [%s:%d]: '%s' expects <name> as arguments.\n",
1600 file, linenum, args[0]);
Krzysztof Piotr Oledzki96105042010-01-29 17:50:44 +01001601 err_code |= ERR_ALERT | ERR_FATAL;
1602 goto out;
1603 }
William Lallemand6e62fb62015-04-28 16:55:23 +02001604 if (alertif_too_many_args(1, file, linenum, args, &err_code))
1605 goto out;
Krzysztof Piotr Oledzki96105042010-01-29 17:50:44 +01001606
1607 err = invalid_char(args[1]);
1608 if (err) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001609 ha_alert("parsing [%s:%d]: character '%c' is not permitted in '%s' name '%s'.\n",
1610 file, linenum, *err, args[0], args[1]);
Krzysztof Piotr Oledzki96105042010-01-29 17:50:44 +01001611 err_code |= ERR_ALERT | ERR_FATAL;
1612 goto out;
1613 }
1614
1615 for (newul = userlist; newul; newul = newul->next)
1616 if (!strcmp(newul->name, args[1])) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001617 ha_warning("parsing [%s:%d]: ignoring duplicated userlist '%s'.\n",
1618 file, linenum, args[1]);
Krzysztof Piotr Oledzki96105042010-01-29 17:50:44 +01001619 err_code |= ERR_WARN;
1620 goto out;
1621 }
1622
Vincent Bernat02779b62016-04-03 13:48:43 +02001623 newul = calloc(1, sizeof(*newul));
Krzysztof Piotr Oledzki96105042010-01-29 17:50:44 +01001624 if (!newul) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001625 ha_alert("parsing [%s:%d]: out of memory.\n", file, linenum);
Krzysztof Piotr Oledzki96105042010-01-29 17:50:44 +01001626 err_code |= ERR_ALERT | ERR_ABORT;
1627 goto out;
1628 }
1629
Krzysztof Piotr Oledzki96105042010-01-29 17:50:44 +01001630 newul->name = strdup(args[1]);
Thierry FOURNIER9eec0a62014-01-22 18:38:02 +01001631 if (!newul->name) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001632 ha_alert("parsing [%s:%d]: out of memory.\n", file, linenum);
Krzysztof Piotr Oledzki96105042010-01-29 17:50:44 +01001633 err_code |= ERR_ALERT | ERR_ABORT;
David Carlier97880bb2016-04-08 10:35:26 +01001634 free(newul);
Krzysztof Piotr Oledzki96105042010-01-29 17:50:44 +01001635 goto out;
1636 }
1637
1638 newul->next = userlist;
1639 userlist = newul;
1640
1641 } else if (!strcmp(args[0], "group")) { /* new group */
Thierry FOURNIER9eec0a62014-01-22 18:38:02 +01001642 int cur_arg;
Krzysztof Piotr Oledzki96105042010-01-29 17:50:44 +01001643 const char *err;
Thierry FOURNIER9eec0a62014-01-22 18:38:02 +01001644 struct auth_groups *ag;
Krzysztof Piotr Oledzki96105042010-01-29 17:50:44 +01001645
1646 if (!*args[1]) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001647 ha_alert("parsing [%s:%d]: '%s' expects <name> as arguments.\n",
1648 file, linenum, args[0]);
Krzysztof Piotr Oledzki96105042010-01-29 17:50:44 +01001649 err_code |= ERR_ALERT | ERR_FATAL;
1650 goto out;
1651 }
1652
1653 err = invalid_char(args[1]);
1654 if (err) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001655 ha_alert("parsing [%s:%d]: character '%c' is not permitted in '%s' name '%s'.\n",
1656 file, linenum, *err, args[0], args[1]);
Krzysztof Piotr Oledzki96105042010-01-29 17:50:44 +01001657 err_code |= ERR_ALERT | ERR_FATAL;
1658 goto out;
1659 }
1660
William Lallemand4ac9f542015-05-28 18:03:51 +02001661 if (!userlist)
1662 goto out;
1663
Thierry FOURNIER9eec0a62014-01-22 18:38:02 +01001664 for (ag = userlist->groups; ag; ag = ag->next)
1665 if (!strcmp(ag->name, args[1])) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001666 ha_warning("parsing [%s:%d]: ignoring duplicated group '%s' in userlist '%s'.\n",
1667 file, linenum, args[1], userlist->name);
Krzysztof Piotr Oledzki96105042010-01-29 17:50:44 +01001668 err_code |= ERR_ALERT;
1669 goto out;
1670 }
1671
Thierry FOURNIER9eec0a62014-01-22 18:38:02 +01001672 ag = calloc(1, sizeof(*ag));
1673 if (!ag) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001674 ha_alert("parsing [%s:%d]: out of memory.\n", file, linenum);
Thierry FOURNIER9eec0a62014-01-22 18:38:02 +01001675 err_code |= ERR_ALERT | ERR_ABORT;
Krzysztof Piotr Oledzki96105042010-01-29 17:50:44 +01001676 goto out;
1677 }
1678
Thierry FOURNIER9eec0a62014-01-22 18:38:02 +01001679 ag->name = strdup(args[1]);
David Carlier70d60452016-08-22 23:27:42 +01001680 if (!ag->name) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001681 ha_alert("parsing [%s:%d]: out of memory.\n", file, linenum);
Thierry FOURNIER9eec0a62014-01-22 18:38:02 +01001682 err_code |= ERR_ALERT | ERR_ABORT;
David Carlier70d60452016-08-22 23:27:42 +01001683 free(ag);
Thierry FOURNIER9eec0a62014-01-22 18:38:02 +01001684 goto out;
1685 }
1686
Krzysztof Piotr Oledzki96105042010-01-29 17:50:44 +01001687 cur_arg = 2;
1688
1689 while (*args[cur_arg]) {
1690 if (!strcmp(args[cur_arg], "users")) {
Thierry FOURNIER9eec0a62014-01-22 18:38:02 +01001691 ag->groupusers = strdup(args[cur_arg + 1]);
Krzysztof Piotr Oledzki96105042010-01-29 17:50:44 +01001692 cur_arg += 2;
1693 continue;
1694 } else {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001695 ha_alert("parsing [%s:%d]: '%s' only supports 'users' option.\n",
1696 file, linenum, args[0]);
Krzysztof Piotr Oledzki96105042010-01-29 17:50:44 +01001697 err_code |= ERR_ALERT | ERR_FATAL;
David Carlier70d60452016-08-22 23:27:42 +01001698 free(ag->groupusers);
1699 free(ag->name);
1700 free(ag);
Krzysztof Piotr Oledzki96105042010-01-29 17:50:44 +01001701 goto out;
1702 }
1703 }
1704
Thierry FOURNIER9eec0a62014-01-22 18:38:02 +01001705 ag->next = userlist->groups;
1706 userlist->groups = ag;
1707
Krzysztof Piotr Oledzki96105042010-01-29 17:50:44 +01001708 } else if (!strcmp(args[0], "user")) { /* new user */
1709 struct auth_users *newuser;
1710 int cur_arg;
1711
1712 if (!*args[1]) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001713 ha_alert("parsing [%s:%d]: '%s' expects <name> as arguments.\n",
1714 file, linenum, args[0]);
Krzysztof Piotr Oledzki96105042010-01-29 17:50:44 +01001715 err_code |= ERR_ALERT | ERR_FATAL;
1716 goto out;
1717 }
William Lallemand4ac9f542015-05-28 18:03:51 +02001718 if (!userlist)
1719 goto out;
Krzysztof Piotr Oledzki96105042010-01-29 17:50:44 +01001720
1721 for (newuser = userlist->users; newuser; newuser = newuser->next)
1722 if (!strcmp(newuser->user, args[1])) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001723 ha_warning("parsing [%s:%d]: ignoring duplicated user '%s' in userlist '%s'.\n",
1724 file, linenum, args[1], userlist->name);
Krzysztof Piotr Oledzki96105042010-01-29 17:50:44 +01001725 err_code |= ERR_ALERT;
1726 goto out;
1727 }
1728
Vincent Bernat02779b62016-04-03 13:48:43 +02001729 newuser = calloc(1, sizeof(*newuser));
Krzysztof Piotr Oledzki96105042010-01-29 17:50:44 +01001730 if (!newuser) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001731 ha_alert("parsing [%s:%d]: out of memory.\n", file, linenum);
Krzysztof Piotr Oledzki96105042010-01-29 17:50:44 +01001732 err_code |= ERR_ALERT | ERR_ABORT;
1733 goto out;
1734 }
1735
1736 newuser->user = strdup(args[1]);
1737
1738 newuser->next = userlist->users;
1739 userlist->users = newuser;
1740
1741 cur_arg = 2;
1742
1743 while (*args[cur_arg]) {
1744 if (!strcmp(args[cur_arg], "password")) {
Willy Tarreaue5733232019-05-22 19:24:06 +02001745#ifdef USE_LIBCRYPT
Cyril Bonté1a0191d2014-08-29 20:20:02 +02001746 if (!crypt("", args[cur_arg + 1])) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001747 ha_alert("parsing [%s:%d]: the encrypted password used for user '%s' is not supported by crypt(3).\n",
1748 file, linenum, newuser->user);
Cyril Bonté1a0191d2014-08-29 20:20:02 +02001749 err_code |= ERR_ALERT | ERR_FATAL;
1750 goto out;
1751 }
1752#else
Christopher Faulet767a84b2017-11-24 16:50:31 +01001753 ha_warning("parsing [%s:%d]: no crypt(3) support compiled, encrypted passwords will not work.\n",
1754 file, linenum);
Krzysztof Piotr Oledzki96105042010-01-29 17:50:44 +01001755 err_code |= ERR_ALERT;
1756#endif
1757 newuser->pass = strdup(args[cur_arg + 1]);
1758 cur_arg += 2;
1759 continue;
1760 } else if (!strcmp(args[cur_arg], "insecure-password")) {
1761 newuser->pass = strdup(args[cur_arg + 1]);
1762 newuser->flags |= AU_O_INSECURE;
1763 cur_arg += 2;
1764 continue;
1765 } else if (!strcmp(args[cur_arg], "groups")) {
Thierry FOURNIER9eec0a62014-01-22 18:38:02 +01001766 newuser->u.groups_names = strdup(args[cur_arg + 1]);
Krzysztof Piotr Oledzki96105042010-01-29 17:50:44 +01001767 cur_arg += 2;
1768 continue;
1769 } else {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001770 ha_alert("parsing [%s:%d]: '%s' only supports 'password', 'insecure-password' and 'groups' options.\n",
1771 file, linenum, args[0]);
Krzysztof Piotr Oledzki96105042010-01-29 17:50:44 +01001772 err_code |= ERR_ALERT | ERR_FATAL;
1773 goto out;
1774 }
1775 }
1776 } else {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001777 ha_alert("parsing [%s:%d]: unknown keyword '%s' in '%s' section\n", file, linenum, args[0], "users");
Krzysztof Piotr Oledzki96105042010-01-29 17:50:44 +01001778 err_code |= ERR_ALERT | ERR_FATAL;
1779 }
1780
1781out:
1782 return err_code;
1783}
Willy Tarreaubaaee002006-06-26 02:48:02 +02001784
Christopher Faulet79bdef32016-11-04 22:36:15 +01001785int
1786cfg_parse_scope(const char *file, int linenum, char *line)
1787{
1788 char *beg, *end, *scope = NULL;
1789 int err_code = 0;
1790 const char *err;
1791
1792 beg = line + 1;
1793 end = strchr(beg, ']');
1794
1795 /* Detect end of scope declaration */
1796 if (!end || end == beg) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001797 ha_alert("parsing [%s:%d] : empty scope name is forbidden.\n",
1798 file, linenum);
Christopher Faulet79bdef32016-11-04 22:36:15 +01001799 err_code |= ERR_ALERT | ERR_FATAL;
1800 goto out;
1801 }
1802
1803 /* Get scope name and check its validity */
1804 scope = my_strndup(beg, end-beg);
1805 err = invalid_char(scope);
1806 if (err) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001807 ha_alert("parsing [%s:%d] : character '%c' is not permitted in a scope name.\n",
1808 file, linenum, *err);
Christopher Faulet79bdef32016-11-04 22:36:15 +01001809 err_code |= ERR_ALERT | ERR_ABORT;
1810 goto out;
1811 }
1812
1813 /* Be sure to have a scope declaration alone on its line */
1814 line = end+1;
1815 while (isspace((unsigned char)*line))
1816 line++;
1817 if (*line && *line != '#' && *line != '\n' && *line != '\r') {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001818 ha_alert("parsing [%s:%d] : character '%c' is not permitted after scope declaration.\n",
1819 file, linenum, *line);
Christopher Faulet79bdef32016-11-04 22:36:15 +01001820 err_code |= ERR_ALERT | ERR_ABORT;
1821 goto out;
1822 }
1823
1824 /* We have a valid scope declaration, save it */
1825 free(cfg_scope);
1826 cfg_scope = scope;
1827 scope = NULL;
1828
1829 out:
1830 free(scope);
1831 return err_code;
1832}
1833
Frédéric Lécaillea41d5312018-01-29 12:05:07 +01001834int
1835cfg_parse_track_sc_num(unsigned int *track_sc_num,
1836 const char *arg, const char *end, char **errmsg)
1837{
1838 const char *p;
1839 unsigned int num;
1840
1841 p = arg;
1842 num = read_uint64(&arg, end);
1843
1844 if (arg != end) {
1845 memprintf(errmsg, "Wrong track-sc number '%s'", p);
1846 return -1;
1847 }
1848
1849 if (num >= MAX_SESS_STKCTR) {
1850 memprintf(errmsg, "%u track-sc number exceeding "
1851 "%d (MAX_SESS_STKCTR-1) value", num, MAX_SESS_STKCTR - 1);
1852 return -1;
1853 }
1854
1855 *track_sc_num = num;
1856 return 0;
1857}
1858
Willy Tarreaubaaee002006-06-26 02:48:02 +02001859/*
1860 * This function reads and parses the configuration file given in the argument.
Willy Tarreau058e9072009-07-20 09:30:05 +02001861 * Returns the error code, 0 if OK, or any combination of :
1862 * - ERR_ABORT: must abort ASAP
1863 * - ERR_FATAL: we can continue parsing but not start the service
1864 * - ERR_WARN: a warning has been emitted
1865 * - ERR_ALERT: an alert has been emitted
1866 * Only the two first ones can stop processing, the two others are just
1867 * indicators.
Willy Tarreaubaaee002006-06-26 02:48:02 +02001868 */
Willy Tarreaub17916e2006-10-15 15:17:57 +02001869int readcfgfile(const char *file)
Willy Tarreaubaaee002006-06-26 02:48:02 +02001870{
William Lallemand64e84512015-05-12 14:25:37 +02001871 char *thisline;
1872 int linesize = LINESIZE;
Willy Tarreaubaaee002006-06-26 02:48:02 +02001873 FILE *f;
1874 int linenum = 0;
Willy Tarreau058e9072009-07-20 09:30:05 +02001875 int err_code = 0;
William Lallemandd2ff56d2017-10-16 11:06:50 +02001876 struct cfg_section *cs = NULL, *pcs = NULL;
Thierry FOURNIERfa45f1d2014-03-18 13:54:18 +01001877 struct cfg_section *ics;
William Lallemand64e84512015-05-12 14:25:37 +02001878 int readbytes = 0;
1879
1880 if ((thisline = malloc(sizeof(*thisline) * linesize)) == NULL) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001881 ha_alert("parsing [%s] : out of memory.\n", file);
William Lallemand64e84512015-05-12 14:25:37 +02001882 return -1;
1883 }
Thierry FOURNIERfa45f1d2014-03-18 13:54:18 +01001884
David Carlier97880bb2016-04-08 10:35:26 +01001885 if ((f=fopen(file,"r")) == NULL) {
1886 free(thisline);
Willy Tarreaubaaee002006-06-26 02:48:02 +02001887 return -1;
David Carlier97880bb2016-04-08 10:35:26 +01001888 }
Willy Tarreaubaaee002006-06-26 02:48:02 +02001889
William Lallemandb2f07452015-05-12 14:27:13 +02001890next_line:
William Lallemand64e84512015-05-12 14:25:37 +02001891 while (fgets(thisline + readbytes, linesize - readbytes, f) != NULL) {
Willy Tarreau3842f002009-06-14 11:39:52 +02001892 int arg, kwm = KWM_STD;
Krzysztof Piotr Oledzkie6bbd742007-11-01 00:33:12 +01001893 char *end;
1894 char *args[MAX_LINE_ARGS + 1];
1895 char *line = thisline;
William Lallemandf9873ba2015-05-05 17:37:14 +02001896 int dquote = 0; /* double quote */
1897 int squote = 0; /* simple quote */
Krzysztof Piotr Oledzkie6bbd742007-11-01 00:33:12 +01001898
Willy Tarreaubaaee002006-06-26 02:48:02 +02001899 linenum++;
1900
1901 end = line + strlen(line);
1902
William Lallemand64e84512015-05-12 14:25:37 +02001903 if (end-line == linesize-1 && *(end-1) != '\n') {
Krzysztof Piotr Oledzkie6bbd742007-11-01 00:33:12 +01001904 /* Check if we reached the limit and the last char is not \n.
1905 * Watch out for the last line without the terminating '\n'!
1906 */
William Lallemand64e84512015-05-12 14:25:37 +02001907 char *newline;
1908 int newlinesize = linesize * 2;
1909
1910 newline = realloc(thisline, sizeof(*thisline) * newlinesize);
1911 if (newline == NULL) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001912 ha_alert("parsing [%s:%d]: line too long, cannot allocate memory.\n",
1913 file, linenum);
William Lallemand64e84512015-05-12 14:25:37 +02001914 err_code |= ERR_ALERT | ERR_FATAL;
1915 continue;
1916 }
1917
1918 readbytes = linesize - 1;
1919 linesize = newlinesize;
1920 thisline = newline;
1921 continue;
Krzysztof Piotr Oledzkie6bbd742007-11-01 00:33:12 +01001922 }
1923
William Lallemand64e84512015-05-12 14:25:37 +02001924 readbytes = 0;
1925
Willy Tarreaubaaee002006-06-26 02:48:02 +02001926 /* skip leading spaces */
Willy Tarreau8f8e6452007-06-17 21:51:38 +02001927 while (isspace((unsigned char)*line))
Willy Tarreaubaaee002006-06-26 02:48:02 +02001928 line++;
William Lallemandf9873ba2015-05-05 17:37:14 +02001929
Christopher Faulet79bdef32016-11-04 22:36:15 +01001930
Joseph Herlanta14c03e2018-11-15 14:04:19 -08001931 if (*line == '[') {/* This is the beginning if a scope */
Christopher Faulet79bdef32016-11-04 22:36:15 +01001932 err_code |= cfg_parse_scope(file, linenum, line);
1933 goto next_line;
1934 }
1935
Willy Tarreaubaaee002006-06-26 02:48:02 +02001936 arg = 0;
1937 args[arg] = line;
1938
1939 while (*line && arg < MAX_LINE_ARGS) {
William Lallemandf9873ba2015-05-05 17:37:14 +02001940 if (*line == '"' && !squote) { /* double quote outside single quotes */
1941 if (dquote)
1942 dquote = 0;
1943 else
1944 dquote = 1;
William Lallemand3f415602015-05-12 14:01:09 +02001945 memmove(line, line + 1, end - line);
William Lallemandf9873ba2015-05-05 17:37:14 +02001946 end--;
1947 }
1948 else if (*line == '\'' && !dquote) { /* single quote outside double quotes */
1949 if (squote)
1950 squote = 0;
1951 else
1952 squote = 1;
William Lallemand3f415602015-05-12 14:01:09 +02001953 memmove(line, line + 1, end - line);
William Lallemandf9873ba2015-05-05 17:37:14 +02001954 end--;
1955 }
1956 else if (*line == '\\' && !squote) {
Willy Tarreaubaaee002006-06-26 02:48:02 +02001957 /* first, we'll replace \\, \<space>, \#, \r, \n, \t, \xXX with their
1958 * C equivalent value. Other combinations left unchanged (eg: \1).
1959 */
Willy Tarreaubaaee002006-06-26 02:48:02 +02001960 int skip = 0;
1961 if (line[1] == ' ' || line[1] == '\\' || line[1] == '#') {
1962 *line = line[1];
1963 skip = 1;
1964 }
1965 else if (line[1] == 'r') {
1966 *line = '\r';
1967 skip = 1;
William Lallemandf9873ba2015-05-05 17:37:14 +02001968 }
Willy Tarreaubaaee002006-06-26 02:48:02 +02001969 else if (line[1] == 'n') {
1970 *line = '\n';
1971 skip = 1;
1972 }
1973 else if (line[1] == 't') {
1974 *line = '\t';
1975 skip = 1;
1976 }
1977 else if (line[1] == 'x') {
Emeric Brunb982a3d2010-01-04 15:45:53 +01001978 if ((line + 3 < end) && ishex(line[2]) && ishex(line[3])) {
Willy Tarreaubaaee002006-06-26 02:48:02 +02001979 unsigned char hex1, hex2;
1980 hex1 = toupper(line[2]) - '0';
1981 hex2 = toupper(line[3]) - '0';
1982 if (hex1 > 9) hex1 -= 'A' - '9' - 1;
1983 if (hex2 > 9) hex2 -= 'A' - '9' - 1;
1984 *line = (hex1<<4) + hex2;
1985 skip = 3;
1986 }
1987 else {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001988 ha_alert("parsing [%s:%d] : invalid or incomplete '\\x' sequence in '%s'.\n", file, linenum, args[0]);
Willy Tarreau058e9072009-07-20 09:30:05 +02001989 err_code |= ERR_ALERT | ERR_FATAL;
Willy Tarreaubaaee002006-06-26 02:48:02 +02001990 }
William Lallemandf9873ba2015-05-05 17:37:14 +02001991 } else if (line[1] == '"') {
1992 *line = '"';
1993 skip = 1;
1994 } else if (line[1] == '\'') {
1995 *line = '\'';
1996 skip = 1;
William Lallemandb2f07452015-05-12 14:27:13 +02001997 } else if (line[1] == '$' && dquote) { /* escaping of $ only inside double quotes */
1998 *line = '$';
1999 skip = 1;
Willy Tarreaubaaee002006-06-26 02:48:02 +02002000 }
2001 if (skip) {
Cyril Bontédd1b01d2009-12-06 13:43:42 +01002002 memmove(line + 1, line + 1 + skip, end - (line + skip));
Willy Tarreaubaaee002006-06-26 02:48:02 +02002003 end -= skip;
2004 }
2005 line++;
2006 }
William Lallemandf9873ba2015-05-05 17:37:14 +02002007 else if ((!squote && !dquote && *line == '#') || *line == '\n' || *line == '\r') {
Willy Tarreaubaaee002006-06-26 02:48:02 +02002008 /* end of string, end of loop */
2009 *line = 0;
2010 break;
2011 }
William Lallemandf9873ba2015-05-05 17:37:14 +02002012 else if (!squote && !dquote && isspace((unsigned char)*line)) {
Willy Tarreaubaaee002006-06-26 02:48:02 +02002013 /* a non-escaped space is an argument separator */
Krzysztof Piotr Oledzkie6bbd742007-11-01 00:33:12 +01002014 *line++ = '\0';
Willy Tarreau8f8e6452007-06-17 21:51:38 +02002015 while (isspace((unsigned char)*line))
Willy Tarreaubaaee002006-06-26 02:48:02 +02002016 line++;
2017 args[++arg] = line;
2018 }
William Lallemandb2f07452015-05-12 14:27:13 +02002019 else if (dquote && *line == '$') {
2020 /* environment variables are evaluated inside double quotes */
2021 char *var_beg;
2022 char *var_end;
2023 char save_char;
2024 char *value;
2025 int val_len;
2026 int newlinesize;
2027 int braces = 0;
2028
2029 var_beg = line + 1;
2030 var_end = var_beg;
2031
2032 if (*var_beg == '{') {
2033 var_beg++;
2034 var_end++;
2035 braces = 1;
2036 }
2037
Willy Tarreau90807112020-02-25 08:16:33 +01002038 if (!isalpha((unsigned char)*var_beg) && *var_beg != '_') {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002039 ha_alert("parsing [%s:%d] : Variable expansion: Unrecognized character '%c' in variable name.\n", file, linenum, *var_beg);
William Lallemandb2f07452015-05-12 14:27:13 +02002040 err_code |= ERR_ALERT | ERR_FATAL;
2041 goto next_line; /* skip current line */
2042 }
2043
Willy Tarreau90807112020-02-25 08:16:33 +01002044 while (isalnum((unsigned char)*var_end) || *var_end == '_')
William Lallemandb2f07452015-05-12 14:27:13 +02002045 var_end++;
2046
2047 save_char = *var_end;
2048 *var_end = '\0';
2049 value = getenv(var_beg);
2050 *var_end = save_char;
2051 val_len = value ? strlen(value) : 0;
2052
2053 if (braces) {
2054 if (*var_end == '}') {
2055 var_end++;
2056 braces = 0;
2057 } else {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002058 ha_alert("parsing [%s:%d] : Variable expansion: Mismatched braces.\n", file, linenum);
William Lallemandb2f07452015-05-12 14:27:13 +02002059 err_code |= ERR_ALERT | ERR_FATAL;
2060 goto next_line; /* skip current line */
2061 }
2062 }
2063
2064 newlinesize = (end - thisline) - (var_end - line) + val_len + 1;
2065
2066 /* if not enough space in thisline */
2067 if (newlinesize > linesize) {
2068 char *newline;
2069
2070 newline = realloc(thisline, newlinesize * sizeof(*thisline));
2071 if (newline == NULL) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002072 ha_alert("parsing [%s:%d] : Variable expansion: Not enough memory.\n", file, linenum);
William Lallemandb2f07452015-05-12 14:27:13 +02002073 err_code |= ERR_ALERT | ERR_FATAL;
2074 goto next_line; /* slip current line */
2075 }
2076 /* recompute pointers if realloc returns a new pointer */
2077 if (newline != thisline) {
2078 int i;
2079 int diff;
2080
2081 for (i = 0; i <= arg; i++) {
2082 diff = args[i] - thisline;
2083 args[i] = newline + diff;
2084 }
2085
2086 diff = var_end - thisline;
2087 var_end = newline + diff;
2088 diff = end - thisline;
2089 end = newline + diff;
2090 diff = line - thisline;
2091 line = newline + diff;
2092 thisline = newline;
2093 }
2094 linesize = newlinesize;
2095 }
2096
2097 /* insert value inside the line */
2098 memmove(line + val_len, var_end, end - var_end + 1);
2099 memcpy(line, value, val_len);
2100 end += val_len - (var_end - line);
2101 line += val_len;
2102 }
Willy Tarreaubaaee002006-06-26 02:48:02 +02002103 else {
2104 line++;
2105 }
2106 }
William Lallemandb2f07452015-05-12 14:27:13 +02002107
William Lallemandf9873ba2015-05-05 17:37:14 +02002108 if (dquote) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002109 ha_alert("parsing [%s:%d] : Mismatched double quotes.\n", file, linenum);
William Lallemandf9873ba2015-05-05 17:37:14 +02002110 err_code |= ERR_ALERT | ERR_FATAL;
2111 }
2112
2113 if (squote) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002114 ha_alert("parsing [%s:%d] : Mismatched simple quotes.\n", file, linenum);
William Lallemandf9873ba2015-05-05 17:37:14 +02002115 err_code |= ERR_ALERT | ERR_FATAL;
2116 }
Willy Tarreaubaaee002006-06-26 02:48:02 +02002117
2118 /* empty line */
2119 if (!**args)
2120 continue;
2121
Willy Tarreau7bb651e2009-11-09 21:16:53 +01002122 if (*line) {
2123 /* we had to stop due to too many args.
2124 * Let's terminate the string, print the offending part then cut the
2125 * last arg.
2126 */
2127 while (*line && *line != '#' && *line != '\n' && *line != '\r')
2128 line++;
2129 *line = '\0';
2130
Christopher Faulet767a84b2017-11-24 16:50:31 +01002131 ha_alert("parsing [%s:%d]: line too long, truncating at word %d, position %ld: <%s>.\n",
2132 file, linenum, arg + 1, (long)(args[arg] - thisline + 1), args[arg]);
Willy Tarreau7bb651e2009-11-09 21:16:53 +01002133 err_code |= ERR_ALERT | ERR_FATAL;
2134 args[arg] = line;
2135 }
2136
Willy Tarreau540abe42007-05-02 20:50:16 +02002137 /* zero out remaining args and ensure that at least one entry
2138 * is zeroed out.
2139 */
2140 while (++arg <= MAX_LINE_ARGS) {
Willy Tarreaubaaee002006-06-26 02:48:02 +02002141 args[arg] = line;
2142 }
2143
Willy Tarreau3842f002009-06-14 11:39:52 +02002144 /* check for keyword modifiers "no" and "default" */
Krzysztof Oledzki336d4752007-12-25 02:40:22 +01002145 if (!strcmp(args[0], "no")) {
William Lallemand0f99e342011-10-12 17:50:54 +02002146 char *tmp;
2147
Willy Tarreau3842f002009-06-14 11:39:52 +02002148 kwm = KWM_NO;
William Lallemand0f99e342011-10-12 17:50:54 +02002149 tmp = args[0];
Krzysztof Oledzki336d4752007-12-25 02:40:22 +01002150 for (arg=0; *args[arg+1]; arg++)
2151 args[arg] = args[arg+1]; // shift args after inversion
William Lallemand0f99e342011-10-12 17:50:54 +02002152 *tmp = '\0'; // fix the next arg to \0
2153 args[arg] = tmp;
Krzysztof Oledzki336d4752007-12-25 02:40:22 +01002154 }
Willy Tarreau3842f002009-06-14 11:39:52 +02002155 else if (!strcmp(args[0], "default")) {
2156 kwm = KWM_DEF;
2157 for (arg=0; *args[arg+1]; arg++)
2158 args[arg] = args[arg+1]; // shift args after inversion
2159 }
Krzysztof Oledzki336d4752007-12-25 02:40:22 +01002160
William Dauchyec730982019-10-27 20:08:10 +01002161 if (kwm != KWM_STD && strcmp(args[0], "option") != 0 &&
2162 strcmp(args[0], "log") != 0 && strcmp(args[0], "busy-polling") != 0 &&
Willy Tarreaud96f1122019-12-03 07:07:36 +01002163 strcmp(args[0], "set-dumpable") != 0 && strcmp(args[0], "strict-limits") != 0 &&
2164 strcmp(args[0], "insecure-fork-wanted") != 0) {
William Dauchyec730982019-10-27 20:08:10 +01002165 ha_alert("parsing [%s:%d]: negation/default currently "
William Dauchy0fec3ab2019-10-27 20:08:11 +01002166 "supported only for options, log, busy-polling, "
Willy Tarreaud96f1122019-12-03 07:07:36 +01002167 "set-dumpable, strict-limits, and insecure-fork-wanted.\n", file, linenum);
Willy Tarreau058e9072009-07-20 09:30:05 +02002168 err_code |= ERR_ALERT | ERR_FATAL;
Krzysztof Oledzki336d4752007-12-25 02:40:22 +01002169 }
2170
Thierry FOURNIERfa45f1d2014-03-18 13:54:18 +01002171 /* detect section start */
2172 list_for_each_entry(ics, &sections, list) {
2173 if (strcmp(args[0], ics->section_name) == 0) {
2174 cursection = ics->section_name;
Christopher Faulet7805e2b2018-11-30 13:50:47 +01002175 pcs = cs;
Thierry FOURNIERfa45f1d2014-03-18 13:54:18 +01002176 cs = ics;
2177 break;
2178 }
Emeric Brun32da3c42010-09-23 18:39:19 +02002179 }
2180
Christopher Faulet7805e2b2018-11-30 13:50:47 +01002181 if (pcs && pcs->post_section_parser) {
2182 err_code |= pcs->post_section_parser();
2183 if (err_code & ERR_ABORT)
2184 goto err;
Christopher Faulet7805e2b2018-11-30 13:50:47 +01002185 }
Christopher Fauletbf7a9592018-12-02 09:37:38 +01002186 pcs = NULL;
Christopher Faulet7805e2b2018-11-30 13:50:47 +01002187
William Lallemandd2ff56d2017-10-16 11:06:50 +02002188 if (!cs) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002189 ha_alert("parsing [%s:%d]: unknown keyword '%s' out of section.\n", file, linenum, args[0]);
Willy Tarreau058e9072009-07-20 09:30:05 +02002190 err_code |= ERR_ALERT | ERR_FATAL;
William Lallemandd2ff56d2017-10-16 11:06:50 +02002191 } else {
William Lallemandd2ff56d2017-10-16 11:06:50 +02002192 err_code |= cs->section_parser(file, linenum, args, kwm);
2193 if (err_code & ERR_ABORT)
2194 goto err;
2195 }
Willy Tarreaubaaee002006-06-26 02:48:02 +02002196 }
William Lallemandd2ff56d2017-10-16 11:06:50 +02002197
Christopher Fauletbf7a9592018-12-02 09:37:38 +01002198 if (cs && cs->post_section_parser)
Christopher Faulet7805e2b2018-11-30 13:50:47 +01002199 err_code |= cs->post_section_parser();
William Lallemandd2ff56d2017-10-16 11:06:50 +02002200
2201err:
Christopher Faulet79bdef32016-11-04 22:36:15 +01002202 free(cfg_scope);
2203 cfg_scope = NULL;
Willy Tarreau6daf3432008-01-22 16:44:08 +01002204 cursection = NULL;
William Lallemand64e84512015-05-12 14:25:37 +02002205 free(thisline);
Willy Tarreaubaaee002006-06-26 02:48:02 +02002206 fclose(f);
Willy Tarreau058e9072009-07-20 09:30:05 +02002207 return err_code;
Willy Tarreau915e1eb2009-06-22 15:48:36 +02002208}
2209
Willy Tarreau64ab6072014-09-16 12:17:36 +02002210/* This function propagates processes from frontend <from> to backend <to> so
2211 * that it is always guaranteed that a backend pointed to by a frontend is
2212 * bound to all of its processes. After that, if the target is a "listen"
2213 * instance, the function recursively descends the target's own targets along
Willy Tarreau98d04852015-05-26 12:18:29 +02002214 * default_backend and use_backend rules. Since the bits are
Willy Tarreau64ab6072014-09-16 12:17:36 +02002215 * checked first to ensure that <to> is already bound to all processes of
2216 * <from>, there is no risk of looping and we ensure to follow the shortest
2217 * path to the destination.
2218 *
2219 * It is possible to set <to> to NULL for the first call so that the function
2220 * takes care of visiting the initial frontend in <from>.
2221 *
2222 * It is important to note that the function relies on the fact that all names
2223 * have already been resolved.
2224 */
2225void propagate_processes(struct proxy *from, struct proxy *to)
2226{
2227 struct switching_rule *rule;
Willy Tarreau64ab6072014-09-16 12:17:36 +02002228
2229 if (to) {
2230 /* check whether we need to go down */
2231 if (from->bind_proc &&
2232 (from->bind_proc & to->bind_proc) == from->bind_proc)
2233 return;
2234
2235 if (!from->bind_proc && !to->bind_proc)
2236 return;
2237
2238 to->bind_proc = from->bind_proc ?
2239 (to->bind_proc | from->bind_proc) : 0;
2240
2241 /* now propagate down */
2242 from = to;
2243 }
2244
Willy Tarreau8a95d8c2014-12-18 13:56:26 +01002245 if (!(from->cap & PR_CAP_FE))
Willy Tarreau64ab6072014-09-16 12:17:36 +02002246 return;
2247
Willy Tarreauf6b70012014-12-18 14:00:43 +01002248 if (from->state == PR_STSTOPPED)
2249 return;
2250
Willy Tarreau64ab6072014-09-16 12:17:36 +02002251 /* default_backend */
2252 if (from->defbe.be)
2253 propagate_processes(from, from->defbe.be);
2254
2255 /* use_backend */
2256 list_for_each_entry(rule, &from->switching_rules, list) {
Cyril Bonté51639692014-10-02 19:56:25 +02002257 if (rule->dynamic)
2258 continue;
Willy Tarreau64ab6072014-09-16 12:17:36 +02002259 to = rule->be.backend;
2260 propagate_processes(from, to);
2261 }
Willy Tarreau64ab6072014-09-16 12:17:36 +02002262}
2263
Willy Tarreaubb925012009-07-23 13:36:36 +02002264/*
2265 * Returns the error code, 0 if OK, or any combination of :
2266 * - ERR_ABORT: must abort ASAP
2267 * - ERR_FATAL: we can continue parsing but not start the service
2268 * - ERR_WARN: a warning has been emitted
2269 * - ERR_ALERT: an alert has been emitted
2270 * Only the two first ones can stop processing, the two others are just
2271 * indicators.
2272 */
Willy Tarreau915e1eb2009-06-22 15:48:36 +02002273int check_config_validity()
2274{
2275 int cfgerr = 0;
2276 struct proxy *curproxy = NULL;
Frédéric Lécaille1b8e68e2019-03-14 07:07:41 +01002277 struct stktable *t;
Willy Tarreau915e1eb2009-06-22 15:48:36 +02002278 struct server *newsrv = NULL;
Willy Tarreaubb925012009-07-23 13:36:36 +02002279 int err_code = 0;
Willy Tarreau53fb4ae2009-10-04 23:04:08 +02002280 unsigned int next_pxid = 1;
Willy Tarreau2a65ff02012-09-13 17:54:29 +02002281 struct bind_conf *bind_conf;
Thierry FOURNIER / OZON.IO8a4e4422016-11-23 00:41:28 +01002282 char *err;
William Lallemand48b4bb42017-10-23 14:36:34 +02002283 struct cfg_postparser *postparser;
Ben Draut054fbee2018-04-13 15:43:04 -06002284 struct dns_resolvers *curr_resolvers = NULL;
Willy Tarreaubaaee002006-06-26 02:48:02 +02002285
Willy Tarreau2a65ff02012-09-13 17:54:29 +02002286 bind_conf = NULL;
Willy Tarreaubaaee002006-06-26 02:48:02 +02002287 /*
2288 * Now, check for the integrity of all that we have collected.
2289 */
2290
2291 /* will be needed further to delay some tasks */
Willy Tarreaub0b37bc2008-06-23 14:00:57 +02002292 tv_update_date(0,1);
Willy Tarreaubaaee002006-06-26 02:48:02 +02002293
Willy Tarreau193b8c62012-11-22 00:17:38 +01002294 if (!global.tune.max_http_hdr)
2295 global.tune.max_http_hdr = MAX_HTTP_HDR;
2296
2297 if (!global.tune.cookie_len)
2298 global.tune.cookie_len = CAPTURE_LEN;
2299
Stéphane Cottin23e9e932017-05-18 08:58:41 +02002300 if (!global.tune.requri_len)
2301 global.tune.requri_len = REQURI_LEN;
2302
Willy Tarreau149ab772019-01-26 14:27:06 +01002303 if (!global.nbthread) {
2304 /* nbthread not set, thus automatic. In this case, and only if
2305 * running on a single process, we enable the same number of
2306 * threads as the number of CPUs the process is bound to. This
2307 * allows to easily control the number of threads using taskset.
2308 */
2309 global.nbthread = 1;
2310#if defined(USE_THREAD)
2311 if (global.nbproc == 1)
2312 global.nbthread = thread_cpus_enabled_at_boot;
2313 all_threads_mask = nbits(global.nbthread);
2314#endif
2315 }
2316
Willy Tarreau26f6ae12019-02-02 12:56:15 +01002317 if (global.nbproc > 1 && global.nbthread > 1) {
2318 ha_alert("config : cannot enable multiple processes if multiple threads are configured. Please use either nbproc or nbthread but not both.\n");
2319 err_code |= ERR_ALERT | ERR_FATAL;
2320 goto out;
2321 }
2322
Willy Tarreaubafbe012017-11-24 17:34:44 +01002323 pool_head_requri = create_pool("requri", global.tune.requri_len , MEM_F_SHARED);
Emeric Brun96fd9262017-07-05 13:33:16 +02002324
Willy Tarreaubafbe012017-11-24 17:34:44 +01002325 pool_head_capture = create_pool("capture", global.tune.cookie_len, MEM_F_SHARED);
Willy Tarreau193b8c62012-11-22 00:17:38 +01002326
Thierry FOURNIER9eec0a62014-01-22 18:38:02 +01002327 /* Post initialisation of the users and groups lists. */
2328 err_code = userlist_postinit();
2329 if (err_code != ERR_NONE)
2330 goto out;
2331
Willy Tarreau55bc0f82009-03-15 14:51:53 +01002332 /* first, we will invert the proxy list order */
2333 curproxy = NULL;
Olivier Houchardfbc74e82017-11-24 16:54:05 +01002334 while (proxies_list) {
Willy Tarreau55bc0f82009-03-15 14:51:53 +01002335 struct proxy *next;
2336
Olivier Houchardfbc74e82017-11-24 16:54:05 +01002337 next = proxies_list->next;
2338 proxies_list->next = curproxy;
2339 curproxy = proxies_list;
Willy Tarreau55bc0f82009-03-15 14:51:53 +01002340 if (!next)
2341 break;
Olivier Houchardfbc74e82017-11-24 16:54:05 +01002342 proxies_list = next;
Willy Tarreau55bc0f82009-03-15 14:51:53 +01002343 }
2344
Olivier Houchardfbc74e82017-11-24 16:54:05 +01002345 for (curproxy = proxies_list; curproxy; curproxy = curproxy->next) {
Willy Tarreau55ea7572007-06-17 19:56:27 +02002346 struct switching_rule *rule;
Willy Tarreau4a5cade2012-04-05 21:09:48 +02002347 struct server_rule *srule;
Emeric Brunb982a3d2010-01-04 15:45:53 +01002348 struct sticking_rule *mrule;
Christopher Faulete4e830d2017-09-18 14:51:41 +02002349 struct act_rule *arule;
Dragan Dosen1322d092015-09-22 16:05:32 +02002350 struct logsrv *tmplogsrv;
Willy Tarreau53fb4ae2009-10-04 23:04:08 +02002351 unsigned int next_id;
Willy Tarreau16a21472012-11-19 12:39:59 +01002352 int nbproc;
Willy Tarreau53fb4ae2009-10-04 23:04:08 +02002353
Willy Tarreau050536d2012-10-04 08:47:34 +02002354 if (curproxy->uuid < 0) {
Willy Tarreau53fb4ae2009-10-04 23:04:08 +02002355 /* proxy ID not set, use automatic numbering with first
2356 * spare entry starting with next_pxid.
2357 */
2358 next_pxid = get_next_id(&used_proxy_id, next_pxid);
2359 curproxy->conf.id.key = curproxy->uuid = next_pxid;
2360 eb32_insert(&used_proxy_id, &curproxy->conf.id);
Willy Tarreau53fb4ae2009-10-04 23:04:08 +02002361 }
Krzysztof Piotr Oledzkidf5cb9f2010-02-05 20:58:27 +01002362 next_pxid++;
2363
Willy Tarreau55ea7572007-06-17 19:56:27 +02002364
Willy Tarreaubaaee002006-06-26 02:48:02 +02002365 if (curproxy->state == PR_STSTOPPED) {
Willy Tarreauda250db2008-10-12 12:07:48 +02002366 /* ensure we don't keep listeners uselessly bound */
2367 stop_proxy(curproxy);
Dragan Dosen7d61a332019-05-07 14:16:18 +02002368 if (curproxy->table) {
2369 free((void *)curproxy->table->peers.name);
2370 curproxy->table->peers.p = NULL;
2371 }
Willy Tarreaubaaee002006-06-26 02:48:02 +02002372 continue;
2373 }
2374
Willy Tarreau102df612014-05-07 23:56:38 +02002375 /* Check multi-process mode compatibility for the current proxy */
2376
2377 if (curproxy->bind_proc) {
2378 /* an explicit bind-process was specified, let's check how many
2379 * processes remain.
2380 */
David Carliere6c39412015-07-02 07:00:17 +00002381 nbproc = my_popcountl(curproxy->bind_proc);
Willy Tarreau102df612014-05-07 23:56:38 +02002382
Willy Tarreaua38a7172019-02-02 17:11:28 +01002383 curproxy->bind_proc &= all_proc_mask;
Willy Tarreau102df612014-05-07 23:56:38 +02002384 if (!curproxy->bind_proc && nbproc == 1) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002385 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 Tarreau102df612014-05-07 23:56:38 +02002386 curproxy->bind_proc = 1;
2387 }
2388 else if (!curproxy->bind_proc && nbproc > 1) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002389 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 Tarreau102df612014-05-07 23:56:38 +02002390 curproxy->bind_proc = 0;
2391 }
2392 }
2393
Willy Tarreau3d209582014-05-09 17:06:11 +02002394 /* check and reduce the bind-proc of each listener */
2395 list_for_each_entry(bind_conf, &curproxy->conf.bind, by_fe) {
2396 unsigned long mask;
2397
Willy Tarreau45a66cc2017-11-24 11:28:00 +01002398 /* HTTP frontends with "h2" as ALPN/NPN will work in
2399 * HTTP/2 and absolutely require buffers 16kB or larger.
2400 */
2401#ifdef USE_OPENSSL
2402 if (curproxy->mode == PR_MODE_HTTP && global.tune.bufsize < 16384) {
2403#ifdef OPENSSL_NPN_NEGOTIATED
2404 /* check NPN */
Willy Tarreau4db49c02018-11-11 10:36:25 +01002405 if (bind_conf->ssl_conf.npn_str && strstr(bind_conf->ssl_conf.npn_str, "\002h2")) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002406 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",
2407 curproxy->id, bind_conf->file, bind_conf->line, global.tune.bufsize);
Willy Tarreau45a66cc2017-11-24 11:28:00 +01002408 cfgerr++;
2409 }
2410#endif
2411#ifdef TLSEXT_TYPE_application_layer_protocol_negotiation
2412 /* check ALPN */
Willy Tarreau4db49c02018-11-11 10:36:25 +01002413 if (bind_conf->ssl_conf.alpn_str && strstr(bind_conf->ssl_conf.alpn_str, "\002h2")) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002414 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",
2415 curproxy->id, bind_conf->file, bind_conf->line, global.tune.bufsize);
Willy Tarreau45a66cc2017-11-24 11:28:00 +01002416 cfgerr++;
2417 }
2418#endif
2419 } /* HTTP && bufsize < 16384 */
2420#endif
2421
Willy Tarreauc477b6f2018-07-27 18:07:41 +02002422 /* detect and address thread affinity inconsistencies */
Willy Tarreaua36b3242019-02-02 13:14:34 +01002423 mask = thread_mask(bind_conf->bind_thread);
Willy Tarreau3d957172019-02-02 18:00:17 +01002424 if (!(mask & all_threads_mask)) {
Willy Tarreauc477b6f2018-07-27 18:07:41 +02002425 unsigned long new_mask = 0;
2426
2427 while (mask) {
Willy Tarreau0c026f42018-08-01 19:12:20 +02002428 new_mask |= mask & all_threads_mask;
Willy Tarreauc477b6f2018-07-27 18:07:41 +02002429 mask >>= global.nbthread;
2430 }
2431
Willy Tarreaua36b3242019-02-02 13:14:34 +01002432 bind_conf->bind_thread = new_mask;
Willy Tarreauc477b6f2018-07-27 18:07:41 +02002433 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",
2434 curproxy->id, bind_conf->arg, bind_conf->file, bind_conf->line, new_mask);
2435 }
2436
2437 /* detect process and nbproc affinity inconsistencies */
Willy Tarreaua36b3242019-02-02 13:14:34 +01002438 mask = proc_mask(bind_conf->bind_proc) & proc_mask(curproxy->bind_proc);
2439 if (!(mask & all_proc_mask)) {
2440 mask = proc_mask(curproxy->bind_proc) & all_proc_mask;
2441 nbproc = my_popcountl(bind_conf->bind_proc);
2442 bind_conf->bind_proc = proc_mask(bind_conf->bind_proc) & mask;
Willy Tarreau3d209582014-05-09 17:06:11 +02002443
Willy Tarreaua36b3242019-02-02 13:14:34 +01002444 if (!bind_conf->bind_proc && nbproc == 1) {
2445 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",
2446 curproxy->id, bind_conf->arg, bind_conf->file, bind_conf->line);
2447 bind_conf->bind_proc = mask & ~(mask - 1);
2448 }
2449 else if (!bind_conf->bind_proc && nbproc > 1) {
2450 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",
2451 curproxy->id, bind_conf->arg, bind_conf->file, bind_conf->line);
2452 bind_conf->bind_proc = 0;
2453 }
Willy Tarreau3d209582014-05-09 17:06:11 +02002454 }
2455 }
2456
Willy Tarreauff01a212009-03-15 13:46:16 +01002457 switch (curproxy->mode) {
2458 case PR_MODE_HEALTH:
Willy Tarreau915e1eb2009-06-22 15:48:36 +02002459 cfgerr += proxy_cfg_ensure_no_http(curproxy);
Willy Tarreauff01a212009-03-15 13:46:16 +01002460 if (!(curproxy->cap & PR_CAP_FE)) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002461 ha_alert("config : %s '%s' cannot be in health mode as it has no frontend capability.\n",
2462 proxy_type_str(curproxy), curproxy->id);
Willy Tarreauff01a212009-03-15 13:46:16 +01002463 cfgerr++;
2464 }
2465
2466 if (curproxy->srv != NULL)
Christopher Faulet767a84b2017-11-24 16:50:31 +01002467 ha_warning("config : servers will be ignored for %s '%s'.\n",
2468 proxy_type_str(curproxy), curproxy->id);
Willy Tarreauff01a212009-03-15 13:46:16 +01002469 break;
2470
2471 case PR_MODE_TCP:
Willy Tarreau915e1eb2009-06-22 15:48:36 +02002472 cfgerr += proxy_cfg_ensure_no_http(curproxy);
Willy Tarreauff01a212009-03-15 13:46:16 +01002473 break;
2474
2475 case PR_MODE_HTTP:
Willy Tarreau25320b22013-03-24 07:22:08 +01002476 curproxy->http_needed = 1;
Willy Tarreauff01a212009-03-15 13:46:16 +01002477 break;
William Lallemandcf62f7e2018-10-26 14:47:40 +02002478
2479 case PR_MODE_CLI:
2480 cfgerr += proxy_cfg_ensure_no_http(curproxy);
2481 break;
Willy Tarreauff01a212009-03-15 13:46:16 +01002482 }
2483
Willy Tarreau58aa5cc2018-02-08 09:55:09 +01002484 if (curproxy != global.stats_fe && (curproxy->cap & PR_CAP_FE) && LIST_ISEMPTY(&curproxy->conf.listeners)) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002485 ha_warning("config : %s '%s' has no 'bind' directive. Please declare it as a backend if this was intended.\n",
2486 proxy_type_str(curproxy), curproxy->id);
Willy Tarreauf3934b82015-08-11 11:36:45 +02002487 err_code |= ERR_WARN;
2488 }
2489
Willy Tarreau3cd9af22009-03-15 14:06:41 +01002490 if ((curproxy->cap & PR_CAP_BE) && (curproxy->mode != PR_MODE_HEALTH)) {
Willy Tarreauf3e49f92009-10-03 12:21:20 +02002491 if (curproxy->lbprm.algo & BE_LB_KIND) {
Willy Tarreau3cd9af22009-03-15 14:06:41 +01002492 if (curproxy->options & PR_O_TRANSP) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002493 ha_alert("config : %s '%s' cannot use both transparent and balance mode.\n",
2494 proxy_type_str(curproxy), curproxy->id);
Willy Tarreau3cd9af22009-03-15 14:06:41 +01002495 cfgerr++;
2496 }
Willy Tarreaubaaee002006-06-26 02:48:02 +02002497#ifdef WE_DONT_SUPPORT_SERVERLESS_LISTENERS
Willy Tarreau3cd9af22009-03-15 14:06:41 +01002498 else if (curproxy->srv == NULL) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002499 ha_alert("config : %s '%s' needs at least 1 server in balance mode.\n",
2500 proxy_type_str(curproxy), curproxy->id);
Willy Tarreau3cd9af22009-03-15 14:06:41 +01002501 cfgerr++;
2502 }
Willy Tarreaubaaee002006-06-26 02:48:02 +02002503#endif
Willy Tarreau1620ec32011-08-06 17:05:02 +02002504 else if (curproxy->options & PR_O_DISPATCH) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002505 ha_warning("config : dispatch address of %s '%s' will be ignored in balance mode.\n",
2506 proxy_type_str(curproxy), curproxy->id);
Willy Tarreaubb925012009-07-23 13:36:36 +02002507 err_code |= ERR_WARN;
Willy Tarreau3cd9af22009-03-15 14:06:41 +01002508 }
2509 }
Willy Tarreau1620ec32011-08-06 17:05:02 +02002510 else if (!(curproxy->options & (PR_O_TRANSP | PR_O_DISPATCH | PR_O_HTTP_PROXY))) {
Willy Tarreau3cd9af22009-03-15 14:06:41 +01002511 /* If no LB algo is set in a backend, and we're not in
2512 * transparent mode, dispatch mode nor proxy mode, we
2513 * want to use balance roundrobin by default.
2514 */
2515 curproxy->lbprm.algo &= ~BE_LB_ALGO;
2516 curproxy->lbprm.algo |= BE_LB_ALGO_RR;
Willy Tarreaubaaee002006-06-26 02:48:02 +02002517 }
2518 }
Willy Tarreau193cf932007-09-17 10:17:23 +02002519
Willy Tarreau1620ec32011-08-06 17:05:02 +02002520 if (curproxy->options & PR_O_DISPATCH)
2521 curproxy->options &= ~(PR_O_TRANSP | PR_O_HTTP_PROXY);
2522 else if (curproxy->options & PR_O_HTTP_PROXY)
2523 curproxy->options &= ~(PR_O_DISPATCH | PR_O_TRANSP);
2524 else if (curproxy->options & PR_O_TRANSP)
2525 curproxy->options &= ~(PR_O_DISPATCH | PR_O_HTTP_PROXY);
Willy Tarreau82936582007-11-30 15:20:09 +01002526
Willy Tarreau1620ec32011-08-06 17:05:02 +02002527 if ((curproxy->options2 & PR_O2_CHK_ANY) != PR_O2_HTTP_CHK) {
2528 if (curproxy->options & PR_O_DISABLE404) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002529 ha_warning("config : '%s' will be ignored for %s '%s' (requires 'option httpchk').\n",
2530 "disable-on-404", proxy_type_str(curproxy), curproxy->id);
Willy Tarreau1620ec32011-08-06 17:05:02 +02002531 err_code |= ERR_WARN;
2532 curproxy->options &= ~PR_O_DISABLE404;
2533 }
2534 if (curproxy->options2 & PR_O2_CHK_SNDST) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002535 ha_warning("config : '%s' will be ignored for %s '%s' (requires 'option httpchk').\n",
2536 "send-state", proxy_type_str(curproxy), curproxy->id);
Willy Tarreau1620ec32011-08-06 17:05:02 +02002537 err_code |= ERR_WARN;
2538 curproxy->options &= ~PR_O2_CHK_SNDST;
2539 }
Willy Tarreauef781042010-01-27 11:53:01 +01002540 }
2541
Simon Horman98637e52014-06-20 12:30:16 +09002542 if ((curproxy->options2 & PR_O2_CHK_ANY) == PR_O2_EXT_CHK) {
2543 if (!global.external_check) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002544 ha_alert("Proxy '%s' : '%s' unable to find required 'global.external-check'.\n",
2545 curproxy->id, "option external-check");
Simon Horman98637e52014-06-20 12:30:16 +09002546 cfgerr++;
2547 }
2548 if (!curproxy->check_command) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002549 ha_alert("Proxy '%s' : '%s' unable to find required 'external-check command'.\n",
2550 curproxy->id, "option external-check");
Simon Horman98637e52014-06-20 12:30:16 +09002551 cfgerr++;
2552 }
Willy Tarreaud96f1122019-12-03 07:07:36 +01002553 if (!(global.tune.options & GTUNE_INSECURE_FORK)) {
2554 ha_warning("Proxy '%s' : 'insecure-fork-wanted' not enabled in the global section, '%s' will likely fail.\n",
2555 curproxy->id, "option external-check");
2556 err_code |= ERR_WARN;
2557 }
Simon Horman98637e52014-06-20 12:30:16 +09002558 }
2559
Simon Horman64e34162015-02-06 11:11:57 +09002560 if (curproxy->email_alert.set) {
Simon Horman0ba0e4a2015-01-30 11:23:00 +09002561 if (!(curproxy->email_alert.mailers.name && curproxy->email_alert.from && curproxy->email_alert.to)) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002562 ha_warning("config : 'email-alert' will be ignored for %s '%s' (the presence any of "
2563 "'email-alert from', 'email-alert level' 'email-alert mailers', "
2564 "'email-alert myhostname', or 'email-alert to' "
2565 "requires each of 'email-alert from', 'email-alert mailers' and 'email-alert to' "
2566 "to be present).\n",
2567 proxy_type_str(curproxy), curproxy->id);
Simon Horman0ba0e4a2015-01-30 11:23:00 +09002568 err_code |= ERR_WARN;
2569 free_email_alert(curproxy);
2570 }
2571 if (!curproxy->email_alert.myhostname)
Cyril Bontée22bfd62015-12-04 03:07:07 +01002572 curproxy->email_alert.myhostname = strdup(hostname);
Simon Horman9dc49962015-01-30 11:22:59 +09002573 }
2574
Simon Horman98637e52014-06-20 12:30:16 +09002575 if (curproxy->check_command) {
2576 int clear = 0;
2577 if ((curproxy->options2 & PR_O2_CHK_ANY) != PR_O2_EXT_CHK) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002578 ha_warning("config : '%s' will be ignored for %s '%s' (requires 'option external-check').\n",
2579 "external-check command", proxy_type_str(curproxy), curproxy->id);
Simon Horman98637e52014-06-20 12:30:16 +09002580 err_code |= ERR_WARN;
2581 clear = 1;
2582 }
2583 if (curproxy->check_command[0] != '/' && !curproxy->check_path) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002584 ha_alert("Proxy '%s': '%s' does not have a leading '/' and 'external-check path' is not set.\n",
2585 curproxy->id, "external-check command");
Simon Horman98637e52014-06-20 12:30:16 +09002586 cfgerr++;
2587 }
2588 if (clear) {
2589 free(curproxy->check_command);
2590 curproxy->check_command = NULL;
2591 }
2592 }
2593
2594 if (curproxy->check_path) {
2595 if ((curproxy->options2 & PR_O2_CHK_ANY) != PR_O2_EXT_CHK) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002596 ha_warning("config : '%s' will be ignored for %s '%s' (requires 'option external-check').\n",
2597 "external-check path", proxy_type_str(curproxy), curproxy->id);
Simon Horman98637e52014-06-20 12:30:16 +09002598 err_code |= ERR_WARN;
2599 free(curproxy->check_path);
2600 curproxy->check_path = NULL;
2601 }
2602 }
2603
Willy Tarreau5fdfb912007-01-01 23:11:07 +01002604 /* if a default backend was specified, let's find it */
2605 if (curproxy->defbe.name) {
2606 struct proxy *target;
2607
Willy Tarreauafb39922015-05-26 12:04:09 +02002608 target = proxy_be_by_name(curproxy->defbe.name);
Krzysztof Piotr Oledzki6eb730d2007-11-03 23:41:58 +01002609 if (!target) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002610 ha_alert("Proxy '%s': unable to find required default_backend: '%s'.\n",
2611 curproxy->id, curproxy->defbe.name);
Willy Tarreau5fdfb912007-01-01 23:11:07 +01002612 cfgerr++;
2613 } else if (target == curproxy) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002614 ha_alert("Proxy '%s': loop detected for default_backend: '%s'.\n",
2615 curproxy->id, curproxy->defbe.name);
Willy Tarreaubb925012009-07-23 13:36:36 +02002616 cfgerr++;
Willy Tarreauafb39922015-05-26 12:04:09 +02002617 } else if (target->mode != curproxy->mode &&
2618 !(curproxy->mode == PR_MODE_TCP && target->mode == PR_MODE_HTTP)) {
2619
Christopher Faulet767a84b2017-11-24 16:50:31 +01002620 ha_alert("%s %s '%s' (%s:%d) tries to use incompatible %s %s '%s' (%s:%d) as its default backend (see 'mode').\n",
2621 proxy_mode_str(curproxy->mode), proxy_type_str(curproxy), curproxy->id,
2622 curproxy->conf.file, curproxy->conf.line,
2623 proxy_mode_str(target->mode), proxy_type_str(target), target->id,
2624 target->conf.file, target->conf.line);
Willy Tarreauafb39922015-05-26 12:04:09 +02002625 cfgerr++;
Willy Tarreau5fdfb912007-01-01 23:11:07 +01002626 } else {
2627 free(curproxy->defbe.name);
2628 curproxy->defbe.be = target;
Willy Tarreauff678132012-02-13 14:32:34 +01002629 /* Emit a warning if this proxy also has some servers */
2630 if (curproxy->srv) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002631 ha_warning("In proxy '%s', the 'default_backend' rule always has precedence over the servers, which will never be used.\n",
2632 curproxy->id);
Willy Tarreauff678132012-02-13 14:32:34 +01002633 err_code |= ERR_WARN;
2634 }
Willy Tarreaubaaee002006-06-26 02:48:02 +02002635 }
2636 }
2637
Willy Tarreau55ea7572007-06-17 19:56:27 +02002638 /* find the target proxy for 'use_backend' rules */
2639 list_for_each_entry(rule, &curproxy->switching_rules, list) {
Willy Tarreau55ea7572007-06-17 19:56:27 +02002640 struct proxy *target;
Bertrand Jacquin702d44f2013-11-19 11:43:06 +01002641 struct logformat_node *node;
2642 char *pxname;
2643
2644 /* Try to parse the string as a log format expression. If the result
2645 * of the parsing is only one entry containing a simple string, then
2646 * it's a standard string corresponding to a static rule, thus the
2647 * parsing is cancelled and be.name is restored to be resolved.
2648 */
2649 pxname = rule->be.name;
2650 LIST_INIT(&rule->be.expr);
Thierry FOURNIER / OZON.IO4ed1c952016-11-24 23:57:54 +01002651 curproxy->conf.args.ctx = ARGC_UBK;
2652 curproxy->conf.args.file = rule->file;
2653 curproxy->conf.args.line = rule->line;
Thierry FOURNIER / OZON.IO8a4e4422016-11-23 00:41:28 +01002654 err = NULL;
2655 if (!parse_logformat_string(pxname, curproxy, &rule->be.expr, 0, SMP_VAL_FE_HRQ_HDR, &err)) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002656 ha_alert("Parsing [%s:%d]: failed to parse use_backend rule '%s' : %s.\n",
2657 rule->file, rule->line, pxname, err);
Thierry FOURNIER / OZON.IO8a4e4422016-11-23 00:41:28 +01002658 free(err);
Thierry FOURNIER / OZON.IO59fd5112016-11-22 23:50:02 +01002659 cfgerr++;
2660 continue;
2661 }
Bertrand Jacquin702d44f2013-11-19 11:43:06 +01002662 node = LIST_NEXT(&rule->be.expr, struct logformat_node *, list);
2663
2664 if (!LIST_ISEMPTY(&rule->be.expr)) {
2665 if (node->type != LOG_FMT_TEXT || node->list.n != &rule->be.expr) {
2666 rule->dynamic = 1;
2667 free(pxname);
2668 continue;
2669 }
2670 /* simple string: free the expression and fall back to static rule */
2671 free(node->arg);
2672 free(node);
2673 }
2674
2675 rule->dynamic = 0;
2676 rule->be.name = pxname;
Willy Tarreau55ea7572007-06-17 19:56:27 +02002677
Willy Tarreauafb39922015-05-26 12:04:09 +02002678 target = proxy_be_by_name(rule->be.name);
Krzysztof Piotr Oledzki6eb730d2007-11-03 23:41:58 +01002679 if (!target) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002680 ha_alert("Proxy '%s': unable to find required use_backend: '%s'.\n",
2681 curproxy->id, rule->be.name);
Willy Tarreau55ea7572007-06-17 19:56:27 +02002682 cfgerr++;
2683 } else if (target == curproxy) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002684 ha_alert("Proxy '%s': loop detected for use_backend: '%s'.\n",
2685 curproxy->id, rule->be.name);
Willy Tarreau55ea7572007-06-17 19:56:27 +02002686 cfgerr++;
Willy Tarreauafb39922015-05-26 12:04:09 +02002687 } else if (target->mode != curproxy->mode &&
2688 !(curproxy->mode == PR_MODE_TCP && target->mode == PR_MODE_HTTP)) {
2689
Christopher Faulet767a84b2017-11-24 16:50:31 +01002690 ha_alert("%s %s '%s' (%s:%d) tries to use incompatible %s %s '%s' (%s:%d) in a 'use_backend' rule (see 'mode').\n",
2691 proxy_mode_str(curproxy->mode), proxy_type_str(curproxy), curproxy->id,
2692 curproxy->conf.file, curproxy->conf.line,
2693 proxy_mode_str(target->mode), proxy_type_str(target), target->id,
2694 target->conf.file, target->conf.line);
Willy Tarreauafb39922015-05-26 12:04:09 +02002695 cfgerr++;
Willy Tarreau55ea7572007-06-17 19:56:27 +02002696 } else {
2697 free((void *)rule->be.name);
2698 rule->be.backend = target;
2699 }
Willy Tarreau4a5cade2012-04-05 21:09:48 +02002700 }
2701
Willy Tarreau64ab6072014-09-16 12:17:36 +02002702 /* find the target server for 'use_server' rules */
Willy Tarreau4a5cade2012-04-05 21:09:48 +02002703 list_for_each_entry(srule, &curproxy->server_rules, list) {
2704 struct server *target = findserver(curproxy, srule->srv.name);
2705
2706 if (!target) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002707 ha_alert("config : %s '%s' : unable to find server '%s' referenced in a 'use-server' rule.\n",
2708 proxy_type_str(curproxy), curproxy->id, srule->srv.name);
Willy Tarreau4a5cade2012-04-05 21:09:48 +02002709 cfgerr++;
2710 continue;
2711 }
2712 free((void *)srule->srv.name);
2713 srule->srv.ptr = target;
Willy Tarreau55ea7572007-06-17 19:56:27 +02002714 }
2715
Emeric Brunb982a3d2010-01-04 15:45:53 +01002716 /* find the target table for 'stick' rules */
2717 list_for_each_entry(mrule, &curproxy->sticking_rules, list) {
Frédéric Lécaille1b8e68e2019-03-14 07:07:41 +01002718 struct stktable *target;
Emeric Brunb982a3d2010-01-04 15:45:53 +01002719
Emeric Brun1d33b292010-01-04 15:47:17 +01002720 curproxy->be_req_ana |= AN_REQ_STICKING_RULES;
2721 if (mrule->flags & STK_IS_STORE)
2722 curproxy->be_rsp_ana |= AN_RES_STORE_RULES;
2723
Emeric Brunb982a3d2010-01-04 15:45:53 +01002724 if (mrule->table.name)
Frédéric Lécaille1b8e68e2019-03-14 07:07:41 +01002725 target = stktable_find_by_name(mrule->table.name);
Emeric Brunb982a3d2010-01-04 15:45:53 +01002726 else
Frédéric Lécaille1b8e68e2019-03-14 07:07:41 +01002727 target = curproxy->table;
Emeric Brunb982a3d2010-01-04 15:45:53 +01002728
2729 if (!target) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002730 ha_alert("Proxy '%s': unable to find stick-table '%s'.\n",
Willy Tarreau508d2322020-01-24 07:19:34 +01002731 curproxy->id, mrule->table.name ? mrule->table.name : curproxy->id);
Emeric Brunb982a3d2010-01-04 15:45:53 +01002732 cfgerr++;
2733 }
Frédéric Lécaille1b8e68e2019-03-14 07:07:41 +01002734 else if (!stktable_compatible_sample(mrule->expr, target->type)) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002735 ha_alert("Proxy '%s': type of fetch not usable with type of stick-table '%s'.\n",
2736 curproxy->id, mrule->table.name ? mrule->table.name : curproxy->id);
Emeric Brunb982a3d2010-01-04 15:45:53 +01002737 cfgerr++;
2738 }
Frédéric Lécaille1b8e68e2019-03-14 07:07:41 +01002739 else if (target->proxy && curproxy->bind_proc & ~target->proxy->bind_proc) {
Willy Tarreau151e1ca2019-02-05 11:38:38 +01002740 ha_alert("Proxy '%s': stick-table '%s' referenced 'stick-store' rule not present on all processes covered by proxy '%s'.\n",
2741 curproxy->id, target->id, curproxy->id);
Willy Tarreau1a0fe3b2019-02-06 10:25:07 +01002742 cfgerr++;
Willy Tarreau151e1ca2019-02-05 11:38:38 +01002743 }
Emeric Brunb982a3d2010-01-04 15:45:53 +01002744 else {
2745 free((void *)mrule->table.name);
Frédéric Lécaille1b8e68e2019-03-14 07:07:41 +01002746 mrule->table.t = target;
2747 stktable_alloc_data_type(target, STKTABLE_DT_SERVER_ID, NULL);
Frédéric Lécailledb52d902019-05-17 10:12:52 +02002748 stktable_alloc_data_type(target, STKTABLE_DT_SERVER_NAME, NULL);
Frédéric Lécaille9c3a0ce2019-09-02 14:02:28 +02002749 if (!in_proxies_list(target->proxies_list, curproxy)) {
2750 curproxy->next_stkt_ref = target->proxies_list;
2751 target->proxies_list = curproxy;
2752 }
Emeric Brunb982a3d2010-01-04 15:45:53 +01002753 }
2754 }
2755
2756 /* find the target table for 'store response' rules */
2757 list_for_each_entry(mrule, &curproxy->storersp_rules, list) {
Frédéric Lécaille1b8e68e2019-03-14 07:07:41 +01002758 struct stktable *target;
Emeric Brunb982a3d2010-01-04 15:45:53 +01002759
Emeric Brun1d33b292010-01-04 15:47:17 +01002760 curproxy->be_rsp_ana |= AN_RES_STORE_RULES;
2761
Emeric Brunb982a3d2010-01-04 15:45:53 +01002762 if (mrule->table.name)
Frédéric Lécaille1b8e68e2019-03-14 07:07:41 +01002763 target = stktable_find_by_name(mrule->table.name);
Emeric Brunb982a3d2010-01-04 15:45:53 +01002764 else
Frédéric Lécaille1b8e68e2019-03-14 07:07:41 +01002765 target = curproxy->table;
Emeric Brunb982a3d2010-01-04 15:45:53 +01002766
2767 if (!target) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002768 ha_alert("Proxy '%s': unable to find store table '%s'.\n",
Willy Tarreau508d2322020-01-24 07:19:34 +01002769 curproxy->id, mrule->table.name ? mrule->table.name : curproxy->id);
Emeric Brunb982a3d2010-01-04 15:45:53 +01002770 cfgerr++;
2771 }
Frédéric Lécaille1b8e68e2019-03-14 07:07:41 +01002772 else if (!stktable_compatible_sample(mrule->expr, target->type)) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002773 ha_alert("Proxy '%s': type of fetch not usable with type of stick-table '%s'.\n",
2774 curproxy->id, mrule->table.name ? mrule->table.name : curproxy->id);
Emeric Brunb982a3d2010-01-04 15:45:53 +01002775 cfgerr++;
2776 }
Frédéric Lécaille1b8e68e2019-03-14 07:07:41 +01002777 else if (target->proxy && (curproxy->bind_proc & ~target->proxy->bind_proc)) {
Willy Tarreau151e1ca2019-02-05 11:38:38 +01002778 ha_alert("Proxy '%s': stick-table '%s' referenced 'stick-store' rule not present on all processes covered by proxy '%s'.\n",
2779 curproxy->id, target->id, curproxy->id);
Willy Tarreau1a0fe3b2019-02-06 10:25:07 +01002780 cfgerr++;
Willy Tarreau151e1ca2019-02-05 11:38:38 +01002781 }
Emeric Brunb982a3d2010-01-04 15:45:53 +01002782 else {
2783 free((void *)mrule->table.name);
Frédéric Lécaille1b8e68e2019-03-14 07:07:41 +01002784 mrule->table.t = target;
2785 stktable_alloc_data_type(target, STKTABLE_DT_SERVER_ID, NULL);
Frédéric Lécailledb52d902019-05-17 10:12:52 +02002786 stktable_alloc_data_type(target, STKTABLE_DT_SERVER_NAME, NULL);
Frédéric Lécaille9c3a0ce2019-09-02 14:02:28 +02002787 if (!in_proxies_list(target->proxies_list, curproxy)) {
2788 curproxy->next_stkt_ref = target->proxies_list;
2789 target->proxies_list = curproxy;
2790 }
Emeric Brunb982a3d2010-01-04 15:45:53 +01002791 }
2792 }
2793
Christopher Faulete4e830d2017-09-18 14:51:41 +02002794 /* check validity for 'tcp-request' layer 4 rules */
2795 list_for_each_entry(arule, &curproxy->tcp_req.l4_rules, list) {
2796 err = NULL;
2797 if (arule->check_ptr && !arule->check_ptr(arule, curproxy, &err)) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002798 ha_alert("Proxy '%s': %s.\n", curproxy->id, err);
Christopher Faulete4e830d2017-09-18 14:51:41 +02002799 free(err);
Willy Tarreau5f53de72012-12-12 00:25:44 +01002800 cfgerr++;
2801 }
Willy Tarreaud1f96522010-08-03 19:34:32 +02002802 }
2803
Christopher Faulete4e830d2017-09-18 14:51:41 +02002804 /* check validity for 'tcp-request' layer 5 rules */
2805 list_for_each_entry(arule, &curproxy->tcp_req.l5_rules, list) {
2806 err = NULL;
2807 if (arule->check_ptr && !arule->check_ptr(arule, curproxy, &err)) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002808 ha_alert("Proxy '%s': %s.\n", curproxy->id, err);
Christopher Faulete4e830d2017-09-18 14:51:41 +02002809 free(err);
Baptiste Assmanne9544932015-11-03 23:31:35 +01002810 cfgerr++;
2811 }
2812 }
2813
Christopher Faulete4e830d2017-09-18 14:51:41 +02002814 /* check validity for 'tcp-request' layer 6 rules */
2815 list_for_each_entry(arule, &curproxy->tcp_req.inspect_rules, list) {
2816 err = NULL;
2817 if (arule->check_ptr && !arule->check_ptr(arule, curproxy, &err)) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002818 ha_alert("Proxy '%s': %s.\n", curproxy->id, err);
Christopher Faulete4e830d2017-09-18 14:51:41 +02002819 free(err);
Baptiste Assmanne9544932015-11-03 23:31:35 +01002820 cfgerr++;
2821 }
2822 }
2823
Christopher Faulete4e830d2017-09-18 14:51:41 +02002824 /* check validity for 'http-request' layer 7 rules */
2825 list_for_each_entry(arule, &curproxy->http_req_rules, list) {
2826 err = NULL;
2827 if (arule->check_ptr && !arule->check_ptr(arule, curproxy, &err)) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002828 ha_alert("Proxy '%s': %s.\n", curproxy->id, err);
Christopher Faulete4e830d2017-09-18 14:51:41 +02002829 free(err);
Ruoshan Huange4edc6b2016-07-14 15:07:45 +08002830 cfgerr++;
2831 }
Ruoshan Huange4edc6b2016-07-14 15:07:45 +08002832 }
2833
Christopher Faulete4e830d2017-09-18 14:51:41 +02002834 /* check validity for 'http-response' layer 7 rules */
2835 list_for_each_entry(arule, &curproxy->http_res_rules, list) {
2836 err = NULL;
2837 if (arule->check_ptr && !arule->check_ptr(arule, curproxy, &err)) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002838 ha_alert("Proxy '%s': %s.\n", curproxy->id, err);
Christopher Faulete4e830d2017-09-18 14:51:41 +02002839 free(err);
Willy Tarreau09448f72014-06-25 18:12:15 +02002840 cfgerr++;
2841 }
Willy Tarreau09448f72014-06-25 18:12:15 +02002842 }
2843
Christopher Faulet6d0c3df2020-01-22 09:26:35 +01002844 /* check validity for 'http-after-response' layer 7 rules */
2845 list_for_each_entry(arule, &curproxy->http_after_res_rules, list) {
2846 err = NULL;
2847 if (arule->check_ptr && !arule->check_ptr(arule, curproxy, &err)) {
2848 ha_alert("Proxy '%s': %s.\n", curproxy->id, err);
2849 free(err);
2850 cfgerr++;
2851 }
2852 }
2853
Frédéric Lécaille1b8e68e2019-03-14 07:07:41 +01002854 if (curproxy->table && curproxy->table->peers.name) {
Frédéric Lécailleed2b4a62017-07-13 09:07:09 +02002855 struct peers *curpeers;
Emeric Brun32da3c42010-09-23 18:39:19 +02002856
Frédéric Lécailleed2b4a62017-07-13 09:07:09 +02002857 for (curpeers = cfg_peers; curpeers; curpeers = curpeers->next) {
Frédéric Lécaille1b8e68e2019-03-14 07:07:41 +01002858 if (strcmp(curpeers->id, curproxy->table->peers.name) == 0) {
2859 free((void *)curproxy->table->peers.name);
2860 curproxy->table->peers.p = curpeers;
Emeric Brun32da3c42010-09-23 18:39:19 +02002861 break;
2862 }
2863 }
2864
2865 if (!curpeers) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002866 ha_alert("Proxy '%s': unable to find sync peers '%s'.\n",
Frédéric Lécaille1b8e68e2019-03-14 07:07:41 +01002867 curproxy->id, curproxy->table->peers.name);
2868 free((void *)curproxy->table->peers.name);
2869 curproxy->table->peers.p = NULL;
Emeric Brun32da3c42010-09-23 18:39:19 +02002870 cfgerr++;
2871 }
Willy Tarreau77e4bd12015-05-01 20:02:17 +02002872 else if (curpeers->state == PR_STSTOPPED) {
2873 /* silently disable this peers section */
Frédéric Lécaille1b8e68e2019-03-14 07:07:41 +01002874 curproxy->table->peers.p = NULL;
Willy Tarreau77e4bd12015-05-01 20:02:17 +02002875 }
Emeric Brun32da3c42010-09-23 18:39:19 +02002876 else if (!curpeers->peers_fe) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002877 ha_alert("Proxy '%s': unable to find local peer '%s' in peers section '%s'.\n",
2878 curproxy->id, localpeer, curpeers->id);
Frédéric Lécaille1b8e68e2019-03-14 07:07:41 +01002879 curproxy->table->peers.p = NULL;
Emeric Brun32da3c42010-09-23 18:39:19 +02002880 cfgerr++;
2881 }
2882 }
2883
Simon Horman9dc49962015-01-30 11:22:59 +09002884
2885 if (curproxy->email_alert.mailers.name) {
2886 struct mailers *curmailers = mailers;
2887
2888 for (curmailers = mailers; curmailers; curmailers = curmailers->next) {
Christopher Faulet0108bb32017-10-20 21:34:32 +02002889 if (!strcmp(curmailers->id, curproxy->email_alert.mailers.name))
Simon Horman9dc49962015-01-30 11:22:59 +09002890 break;
Simon Horman9dc49962015-01-30 11:22:59 +09002891 }
Simon Horman9dc49962015-01-30 11:22:59 +09002892 if (!curmailers) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002893 ha_alert("Proxy '%s': unable to find mailers '%s'.\n",
2894 curproxy->id, curproxy->email_alert.mailers.name);
Simon Horman9dc49962015-01-30 11:22:59 +09002895 free_email_alert(curproxy);
2896 cfgerr++;
2897 }
Christopher Faulet0108bb32017-10-20 21:34:32 +02002898 else {
2899 err = NULL;
2900 if (init_email_alert(curmailers, curproxy, &err)) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002901 ha_alert("Proxy '%s': %s.\n", curproxy->id, err);
Christopher Faulet0108bb32017-10-20 21:34:32 +02002902 free(err);
2903 cfgerr++;
2904 }
2905 }
Simon Horman9dc49962015-01-30 11:22:59 +09002906 }
2907
Willy Tarreauee4f5f82019-10-09 09:59:22 +02002908 if (curproxy->uri_auth && curproxy->uri_auth != defproxy.uri_auth &&
Willy Tarreauff011f22011-01-06 17:51:27 +01002909 !LIST_ISEMPTY(&curproxy->uri_auth->http_req_rules) &&
Krzysztof Piotr Oledzki8c8bd452010-01-29 19:29:32 +01002910 (curproxy->uri_auth->userlist || curproxy->uri_auth->auth_realm )) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002911 ha_alert("%s '%s': stats 'auth'/'realm' and 'http-request' can't be used at the same time.\n",
2912 "proxy", curproxy->id);
Krzysztof Piotr Oledzki8c8bd452010-01-29 19:29:32 +01002913 cfgerr++;
2914 goto out_uri_auth_compat;
2915 }
2916
Willy Tarreauee4f5f82019-10-09 09:59:22 +02002917 if (curproxy->uri_auth && curproxy->uri_auth->userlist &&
2918 (curproxy->uri_auth != defproxy.uri_auth ||
2919 LIST_ISEMPTY(&curproxy->uri_auth->http_req_rules))) {
Willy Tarreau95fa4692010-02-01 13:05:50 +01002920 const char *uri_auth_compat_req[10];
Thierry FOURNIERa28a9422015-08-04 19:35:46 +02002921 struct act_rule *rule;
Willy Tarreau95fa4692010-02-01 13:05:50 +01002922 int i = 0;
Willy Tarreau95fa4692010-02-01 13:05:50 +01002923 /* build the ACL condition from scratch. We're relying on anonymous ACLs for that */
2924 uri_auth_compat_req[i++] = "auth";
Krzysztof Piotr Oledzki8c8bd452010-01-29 19:29:32 +01002925
2926 if (curproxy->uri_auth->auth_realm) {
Willy Tarreau95fa4692010-02-01 13:05:50 +01002927 uri_auth_compat_req[i++] = "realm";
2928 uri_auth_compat_req[i++] = curproxy->uri_auth->auth_realm;
2929 }
Krzysztof Piotr Oledzki8c8bd452010-01-29 19:29:32 +01002930
Willy Tarreau95fa4692010-02-01 13:05:50 +01002931 uri_auth_compat_req[i++] = "unless";
2932 uri_auth_compat_req[i++] = "{";
2933 uri_auth_compat_req[i++] = "http_auth(.internal-stats-userlist)";
2934 uri_auth_compat_req[i++] = "}";
2935 uri_auth_compat_req[i++] = "";
Krzysztof Piotr Oledzki8c8bd452010-01-29 19:29:32 +01002936
Willy Tarreauff011f22011-01-06 17:51:27 +01002937 rule = parse_http_req_cond(uri_auth_compat_req, "internal-stats-auth-compat", 0, curproxy);
2938 if (!rule) {
Willy Tarreau95fa4692010-02-01 13:05:50 +01002939 cfgerr++;
2940 break;
Krzysztof Piotr Oledzki8c8bd452010-01-29 19:29:32 +01002941 }
2942
Willy Tarreauff011f22011-01-06 17:51:27 +01002943 LIST_ADDQ(&curproxy->uri_auth->http_req_rules, &rule->list);
Willy Tarreau95fa4692010-02-01 13:05:50 +01002944
Krzysztof Piotr Oledzki8c8bd452010-01-29 19:29:32 +01002945 if (curproxy->uri_auth->auth_realm) {
2946 free(curproxy->uri_auth->auth_realm);
2947 curproxy->uri_auth->auth_realm = NULL;
2948 }
Krzysztof Piotr Oledzki8c8bd452010-01-29 19:29:32 +01002949 }
2950out_uri_auth_compat:
2951
Dragan Dosen43885c72015-10-01 13:18:13 +02002952 /* check whether we have a log server that uses RFC5424 log format */
Dragan Dosen1322d092015-09-22 16:05:32 +02002953 list_for_each_entry(tmplogsrv, &curproxy->logsrvs, list) {
Dragan Dosen43885c72015-10-01 13:18:13 +02002954 if (tmplogsrv->format == LOG_FORMAT_RFC5424) {
2955 if (!curproxy->conf.logformat_sd_string) {
2956 /* set the default logformat_sd_string */
2957 curproxy->conf.logformat_sd_string = default_rfc5424_sd_log_format;
2958 }
Dragan Dosen1322d092015-09-22 16:05:32 +02002959 break;
Dragan Dosen1322d092015-09-22 16:05:32 +02002960 }
Dragan Dosen1322d092015-09-22 16:05:32 +02002961 }
Dragan Dosen68d2e3a2015-09-19 22:35:44 +02002962
Willy Tarreaua4312fa2013-04-02 16:34:32 +02002963 /* compile the log format */
2964 if (!(curproxy->cap & PR_CAP_FE)) {
Willy Tarreau62a61232013-04-12 18:13:46 +02002965 if (curproxy->conf.logformat_string != default_http_log_format &&
2966 curproxy->conf.logformat_string != default_tcp_log_format &&
2967 curproxy->conf.logformat_string != clf_http_log_format)
2968 free(curproxy->conf.logformat_string);
2969 curproxy->conf.logformat_string = NULL;
2970 free(curproxy->conf.lfs_file);
2971 curproxy->conf.lfs_file = NULL;
2972 curproxy->conf.lfs_line = 0;
Dragan Dosen0b85ece2015-09-25 19:17:44 +02002973
2974 if (curproxy->conf.logformat_sd_string != default_rfc5424_sd_log_format)
2975 free(curproxy->conf.logformat_sd_string);
2976 curproxy->conf.logformat_sd_string = NULL;
2977 free(curproxy->conf.lfsd_file);
2978 curproxy->conf.lfsd_file = NULL;
2979 curproxy->conf.lfsd_line = 0;
Willy Tarreaua4312fa2013-04-02 16:34:32 +02002980 }
2981
Willy Tarreau62a61232013-04-12 18:13:46 +02002982 if (curproxy->conf.logformat_string) {
2983 curproxy->conf.args.ctx = ARGC_LOG;
2984 curproxy->conf.args.file = curproxy->conf.lfs_file;
2985 curproxy->conf.args.line = curproxy->conf.lfs_line;
Thierry FOURNIER / OZON.IO8a4e4422016-11-23 00:41:28 +01002986 err = NULL;
Thierry FOURNIER / OZON.IO59fd5112016-11-22 23:50:02 +01002987 if (!parse_logformat_string(curproxy->conf.logformat_string, curproxy, &curproxy->logformat, LOG_OPT_MANDATORY,
Thierry FOURNIER / OZON.IO8a4e4422016-11-23 00:41:28 +01002988 SMP_VAL_FE_LOG_END, &err)) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002989 ha_alert("Parsing [%s:%d]: failed to parse log-format : %s.\n",
2990 curproxy->conf.lfs_file, curproxy->conf.lfs_line, err);
Thierry FOURNIER / OZON.IO8a4e4422016-11-23 00:41:28 +01002991 free(err);
Thierry FOURNIER / OZON.IO59fd5112016-11-22 23:50:02 +01002992 cfgerr++;
2993 }
Willy Tarreau62a61232013-04-12 18:13:46 +02002994 curproxy->conf.args.file = NULL;
2995 curproxy->conf.args.line = 0;
2996 }
Willy Tarreaua4312fa2013-04-02 16:34:32 +02002997
Dragan Dosen0b85ece2015-09-25 19:17:44 +02002998 if (curproxy->conf.logformat_sd_string) {
2999 curproxy->conf.args.ctx = ARGC_LOGSD;
3000 curproxy->conf.args.file = curproxy->conf.lfsd_file;
3001 curproxy->conf.args.line = curproxy->conf.lfsd_line;
Thierry FOURNIER / OZON.IO8a4e4422016-11-23 00:41:28 +01003002 err = NULL;
Thierry FOURNIER / OZON.IO59fd5112016-11-22 23:50:02 +01003003 if (!parse_logformat_string(curproxy->conf.logformat_sd_string, curproxy, &curproxy->logformat_sd, LOG_OPT_MANDATORY,
Thierry FOURNIER / OZON.IO8a4e4422016-11-23 00:41:28 +01003004 SMP_VAL_FE_LOG_END, &err)) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01003005 ha_alert("Parsing [%s:%d]: failed to parse log-format-sd : %s.\n",
3006 curproxy->conf.lfs_file, curproxy->conf.lfs_line, err);
Thierry FOURNIER / OZON.IO8a4e4422016-11-23 00:41:28 +01003007 free(err);
Thierry FOURNIER / OZON.IO59fd5112016-11-22 23:50:02 +01003008 cfgerr++;
Thierry FOURNIER / OZON.IO8a4e4422016-11-23 00:41:28 +01003009 } else if (!add_to_logformat_list(NULL, NULL, LF_SEPARATOR, &curproxy->logformat_sd, &err)) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01003010 ha_alert("Parsing [%s:%d]: failed to parse log-format-sd : %s.\n",
3011 curproxy->conf.lfs_file, curproxy->conf.lfs_line, err);
Thierry FOURNIER / OZON.IO8a4e4422016-11-23 00:41:28 +01003012 free(err);
Thierry FOURNIER / OZON.IO59fd5112016-11-22 23:50:02 +01003013 cfgerr++;
3014 }
Dragan Dosen0b85ece2015-09-25 19:17:44 +02003015 curproxy->conf.args.file = NULL;
3016 curproxy->conf.args.line = 0;
3017 }
3018
Willy Tarreau62a61232013-04-12 18:13:46 +02003019 if (curproxy->conf.uniqueid_format_string) {
3020 curproxy->conf.args.ctx = ARGC_UIF;
3021 curproxy->conf.args.file = curproxy->conf.uif_file;
3022 curproxy->conf.args.line = curproxy->conf.uif_line;
Thierry FOURNIER / OZON.IO8a4e4422016-11-23 00:41:28 +01003023 err = NULL;
Thierry FOURNIER / OZON.IO59fd5112016-11-22 23:50:02 +01003024 if (!parse_logformat_string(curproxy->conf.uniqueid_format_string, curproxy, &curproxy->format_unique_id, LOG_OPT_HTTP,
Thierry FOURNIER / OZON.IO8a4e4422016-11-23 00:41:28 +01003025 (curproxy->cap & PR_CAP_FE) ? SMP_VAL_FE_HRQ_HDR : SMP_VAL_BE_HRQ_HDR, &err)) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01003026 ha_alert("Parsing [%s:%d]: failed to parse unique-id : %s.\n",
3027 curproxy->conf.uif_file, curproxy->conf.uif_line, err);
Thierry FOURNIER / OZON.IO8a4e4422016-11-23 00:41:28 +01003028 free(err);
Thierry FOURNIER / OZON.IO59fd5112016-11-22 23:50:02 +01003029 cfgerr++;
3030 }
Willy Tarreau62a61232013-04-12 18:13:46 +02003031 curproxy->conf.args.file = NULL;
3032 curproxy->conf.args.line = 0;
3033 }
Willy Tarreaua4312fa2013-04-02 16:34:32 +02003034
Thierry FOURNIER9eec0a62014-01-22 18:38:02 +01003035 /* only now we can check if some args remain unresolved.
3036 * This must be done after the users and groups resolution.
3037 */
Willy Tarreaua4312fa2013-04-02 16:34:32 +02003038 cfgerr += smp_resolve_args(curproxy);
3039 if (!cfgerr)
3040 cfgerr += acl_find_targets(curproxy);
Krzysztof Piotr Oledzkif9423ae2010-01-29 19:26:18 +01003041
Willy Tarreau2738a142006-07-08 17:28:09 +02003042 if ((curproxy->mode == PR_MODE_TCP || curproxy->mode == PR_MODE_HTTP) &&
Willy Tarreau0c303ee2008-07-07 00:09:58 +02003043 (((curproxy->cap & PR_CAP_FE) && !curproxy->timeout.client) ||
Willy Tarreaud825eef2007-05-12 22:35:00 +02003044 ((curproxy->cap & PR_CAP_BE) && (curproxy->srv) &&
Willy Tarreauce887fd2012-05-12 12:50:00 +02003045 (!curproxy->timeout.connect ||
3046 (!curproxy->timeout.server && (curproxy->mode == PR_MODE_HTTP || !curproxy->timeout.tunnel)))))) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01003047 ha_warning("config : missing timeouts for %s '%s'.\n"
3048 " | While not properly invalid, you will certainly encounter various problems\n"
3049 " | with such a configuration. To fix this, please ensure that all following\n"
3050 " | timeouts are set to a non-zero value: 'client', 'connect', 'server'.\n",
3051 proxy_type_str(curproxy), curproxy->id);
Willy Tarreaubb925012009-07-23 13:36:36 +02003052 err_code |= ERR_WARN;
Willy Tarreau2738a142006-07-08 17:28:09 +02003053 }
Willy Tarreauf3c69202006-07-09 16:42:34 +02003054
Willy Tarreau1fa31262007-12-03 00:36:16 +01003055 /* Historically, the tarpit and queue timeouts were inherited from contimeout.
3056 * We must still support older configurations, so let's find out whether those
3057 * parameters have been set or must be copied from contimeouts.
3058 */
3059 if (curproxy != &defproxy) {
Willy Tarreau0c303ee2008-07-07 00:09:58 +02003060 if (!curproxy->timeout.tarpit ||
3061 curproxy->timeout.tarpit == defproxy.timeout.tarpit) {
Willy Tarreau1fa31262007-12-03 00:36:16 +01003062 /* tarpit timeout not set. We search in the following order:
3063 * default.tarpit, curr.connect, default.connect.
3064 */
Willy Tarreau0c303ee2008-07-07 00:09:58 +02003065 if (defproxy.timeout.tarpit)
Willy Tarreau1fa31262007-12-03 00:36:16 +01003066 curproxy->timeout.tarpit = defproxy.timeout.tarpit;
Willy Tarreau0c303ee2008-07-07 00:09:58 +02003067 else if (curproxy->timeout.connect)
Willy Tarreaud7c30f92007-12-03 01:38:36 +01003068 curproxy->timeout.tarpit = curproxy->timeout.connect;
Willy Tarreau0c303ee2008-07-07 00:09:58 +02003069 else if (defproxy.timeout.connect)
Willy Tarreaud7c30f92007-12-03 01:38:36 +01003070 curproxy->timeout.tarpit = defproxy.timeout.connect;
Willy Tarreau1fa31262007-12-03 00:36:16 +01003071 }
3072 if ((curproxy->cap & PR_CAP_BE) &&
Willy Tarreau0c303ee2008-07-07 00:09:58 +02003073 (!curproxy->timeout.queue ||
3074 curproxy->timeout.queue == defproxy.timeout.queue)) {
Willy Tarreau1fa31262007-12-03 00:36:16 +01003075 /* queue timeout not set. We search in the following order:
3076 * default.queue, curr.connect, default.connect.
3077 */
Willy Tarreau0c303ee2008-07-07 00:09:58 +02003078 if (defproxy.timeout.queue)
Willy Tarreau1fa31262007-12-03 00:36:16 +01003079 curproxy->timeout.queue = defproxy.timeout.queue;
Willy Tarreau0c303ee2008-07-07 00:09:58 +02003080 else if (curproxy->timeout.connect)
Willy Tarreaud7c30f92007-12-03 01:38:36 +01003081 curproxy->timeout.queue = curproxy->timeout.connect;
Willy Tarreau0c303ee2008-07-07 00:09:58 +02003082 else if (defproxy.timeout.connect)
Willy Tarreaud7c30f92007-12-03 01:38:36 +01003083 curproxy->timeout.queue = defproxy.timeout.connect;
Willy Tarreau1fa31262007-12-03 00:36:16 +01003084 }
3085 }
3086
Willy Tarreau1620ec32011-08-06 17:05:02 +02003087 if ((curproxy->options2 & PR_O2_CHK_ANY) == PR_O2_SSL3_CHK) {
Willy Tarreau137325d2010-02-01 16:38:17 +01003088 curproxy->check_len = sizeof(sslv3_client_hello_pkt) - 1;
Vincent Bernat3c2f2f22016-04-03 13:48:42 +02003089 curproxy->check_req = malloc(curproxy->check_len);
Willy Tarreau137325d2010-02-01 16:38:17 +01003090 memcpy(curproxy->check_req, sslv3_client_hello_pkt, curproxy->check_len);
Willy Tarreauf3c69202006-07-09 16:42:34 +02003091 }
3092
Willy Tarreau215663d2014-06-13 18:30:23 +02003093 if (!LIST_ISEMPTY(&curproxy->tcpcheck_rules) &&
3094 (curproxy->options2 & PR_O2_CHK_ANY) != PR_O2_TCPCHK_CHK) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01003095 ha_warning("config : %s '%s' uses tcp-check rules without 'option tcp-check', so the rules are ignored.\n",
3096 proxy_type_str(curproxy), curproxy->id);
Willy Tarreau215663d2014-06-13 18:30:23 +02003097 err_code |= ERR_WARN;
3098 }
3099
Willy Tarreau193b8c62012-11-22 00:17:38 +01003100 /* ensure that cookie capture length is not too large */
3101 if (curproxy->capture_len >= global.tune.cookie_len) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01003102 ha_warning("config : truncating capture length to %d bytes for %s '%s'.\n",
3103 global.tune.cookie_len - 1, proxy_type_str(curproxy), curproxy->id);
Willy Tarreau193b8c62012-11-22 00:17:38 +01003104 err_code |= ERR_WARN;
3105 curproxy->capture_len = global.tune.cookie_len - 1;
3106 }
3107
Willy Tarreaucf7f3202007-05-13 22:46:04 +02003108 /* The small pools required for the capture lists */
Willy Tarreau9a54e132012-03-24 08:33:05 +01003109 if (curproxy->nb_req_cap) {
Willy Tarreaud9ed3d22014-06-13 12:23:06 +02003110 curproxy->req_cap_pool = create_pool("ptrcap",
3111 curproxy->nb_req_cap * sizeof(char *),
3112 MEM_F_SHARED);
Willy Tarreau9a54e132012-03-24 08:33:05 +01003113 }
3114
3115 if (curproxy->nb_rsp_cap) {
Willy Tarreaud9ed3d22014-06-13 12:23:06 +02003116 curproxy->rsp_cap_pool = create_pool("ptrcap",
3117 curproxy->nb_rsp_cap * sizeof(char *),
3118 MEM_F_SHARED);
Willy Tarreau9a54e132012-03-24 08:33:05 +01003119 }
Willy Tarreaucf7f3202007-05-13 22:46:04 +02003120
Baptiste Assmanne11cfcd2015-08-19 16:44:03 +02003121 switch (curproxy->load_server_state_from_file) {
3122 case PR_SRV_STATE_FILE_UNSPEC:
3123 curproxy->load_server_state_from_file = PR_SRV_STATE_FILE_NONE;
3124 break;
3125 case PR_SRV_STATE_FILE_GLOBAL:
3126 if (!global.server_state_file) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01003127 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",
3128 curproxy->id);
Baptiste Assmanne11cfcd2015-08-19 16:44:03 +02003129 err_code |= ERR_WARN;
3130 }
3131 break;
3132 }
3133
Willy Tarreaubaaee002006-06-26 02:48:02 +02003134 /* first, we will invert the servers list order */
3135 newsrv = NULL;
3136 while (curproxy->srv) {
3137 struct server *next;
3138
3139 next = curproxy->srv->next;
3140 curproxy->srv->next = newsrv;
3141 newsrv = curproxy->srv;
3142 if (!next)
3143 break;
3144 curproxy->srv = next;
3145 }
3146
Willy Tarreau17edc812014-01-03 12:14:34 +01003147 /* Check that no server name conflicts. This causes trouble in the stats.
3148 * We only emit a warning for the first conflict affecting each server,
3149 * in order to avoid combinatory explosion if all servers have the same
3150 * name. We do that only for servers which do not have an explicit ID,
3151 * because these IDs were made also for distinguishing them and we don't
3152 * want to annoy people who correctly manage them.
3153 */
3154 for (newsrv = curproxy->srv; newsrv; newsrv = newsrv->next) {
3155 struct server *other_srv;
3156
3157 if (newsrv->puid)
3158 continue;
3159
3160 for (other_srv = curproxy->srv; other_srv && other_srv != newsrv; other_srv = other_srv->next) {
3161 if (!other_srv->puid && strcmp(other_srv->id, newsrv->id) == 0) {
Willy Tarreaub01302f2019-05-27 19:31:06 +02003162 ha_alert("parsing [%s:%d] : %s '%s', another server named '%s' was already defined at line %d, please use distinct names.\n",
Christopher Faulet767a84b2017-11-24 16:50:31 +01003163 newsrv->conf.file, newsrv->conf.line,
3164 proxy_type_str(curproxy), curproxy->id,
3165 newsrv->id, other_srv->conf.line);
Willy Tarreaub01302f2019-05-27 19:31:06 +02003166 cfgerr++;
Willy Tarreau17edc812014-01-03 12:14:34 +01003167 break;
3168 }
3169 }
3170 }
3171
Willy Tarreaudd701652010-05-25 23:03:02 +02003172 /* assign automatic UIDs to servers which don't have one yet */
3173 next_id = 1;
3174 newsrv = curproxy->srv;
3175 while (newsrv != NULL) {
3176 if (!newsrv->puid) {
3177 /* server ID not set, use automatic numbering with first
3178 * spare entry starting with next_svid.
3179 */
3180 next_id = get_next_id(&curproxy->conf.used_server_id, next_id);
3181 newsrv->conf.id.key = newsrv->puid = next_id;
3182 eb32_insert(&curproxy->conf.used_server_id, &newsrv->conf.id);
Frédéric Lécaille84d60462019-05-17 14:29:15 +02003183 newsrv->conf.name.key = newsrv->id;
3184 ebis_insert(&curproxy->conf.used_server_name, &newsrv->conf.name);
Willy Tarreaudd701652010-05-25 23:03:02 +02003185 }
3186 next_id++;
3187 newsrv = newsrv->next;
3188 }
3189
Willy Tarreau20697042007-11-15 23:26:18 +01003190 curproxy->lbprm.wmult = 1; /* default weight multiplier */
Willy Tarreau5dc2fa62007-11-19 19:10:18 +01003191 curproxy->lbprm.wdiv = 1; /* default weight divider */
Willy Tarreaubaaee002006-06-26 02:48:02 +02003192
Willy Tarreau62c3be22012-01-20 13:12:32 +01003193 /*
3194 * If this server supports a maxconn parameter, it needs a dedicated
3195 * tasks to fill the emptied slots when a connection leaves.
3196 * Also, resolve deferred tracking dependency if needed.
3197 */
3198 newsrv = curproxy->srv;
3199 while (newsrv != NULL) {
3200 if (newsrv->minconn > newsrv->maxconn) {
3201 /* Only 'minconn' was specified, or it was higher than or equal
3202 * to 'maxconn'. Let's turn this into maxconn and clean it, as
3203 * this will avoid further useless expensive computations.
3204 */
3205 newsrv->maxconn = newsrv->minconn;
3206 } else if (newsrv->maxconn && !newsrv->minconn) {
3207 /* minconn was not specified, so we set it to maxconn */
3208 newsrv->minconn = newsrv->maxconn;
3209 }
3210
Willy Tarreau17d45382016-12-22 21:16:08 +01003211 /* this will also properly set the transport layer for prod and checks */
3212 if (newsrv->use_ssl || newsrv->check.use_ssl) {
3213 if (xprt_get(XPRT_SSL) && xprt_get(XPRT_SSL)->prepare_srv)
3214 cfgerr += xprt_get(XPRT_SSL)->prepare_srv(newsrv);
3215 }
Emeric Brun94324a42012-10-11 14:00:19 +02003216
Willy Tarreau034c88c2017-01-23 23:36:45 +01003217 if ((newsrv->flags & SRV_F_FASTOPEN) &&
3218 ((curproxy->retry_type & (PR_RE_DISCONNECTED | PR_RE_TIMEOUT)) !=
3219 (PR_RE_DISCONNECTED | PR_RE_TIMEOUT)))
3220 ha_warning("parsing [%s:%d] : %s '%s': server '%s' has tfo activated, the backend should be configured with at least 'conn-failure', 'empty-response' and 'response-timeout' or we wouldn't be able to retry the connection on failure.\n",
3221 newsrv->conf.file, newsrv->conf.line,
3222 proxy_type_str(curproxy), curproxy->id,
3223 newsrv->id);
3224
Willy Tarreau2f075e92013-12-03 11:11:34 +01003225 /* set the check type on the server */
3226 newsrv->check.type = curproxy->options2 & PR_O2_CHK_ANY;
3227
Willy Tarreau62c3be22012-01-20 13:12:32 +01003228 if (newsrv->trackit) {
3229 struct proxy *px;
Willy Tarreau32091232014-05-16 13:52:00 +02003230 struct server *srv, *loop;
Willy Tarreau62c3be22012-01-20 13:12:32 +01003231 char *pname, *sname;
3232
3233 pname = newsrv->trackit;
3234 sname = strrchr(pname, '/');
3235
3236 if (sname)
3237 *sname++ = '\0';
3238 else {
3239 sname = pname;
3240 pname = NULL;
3241 }
3242
3243 if (pname) {
Willy Tarreau9e0bb102015-05-26 11:24:42 +02003244 px = proxy_be_by_name(pname);
Willy Tarreau62c3be22012-01-20 13:12:32 +01003245 if (!px) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01003246 ha_alert("config : %s '%s', server '%s': unable to find required proxy '%s' for tracking.\n",
3247 proxy_type_str(curproxy), curproxy->id,
3248 newsrv->id, pname);
Willy Tarreau62c3be22012-01-20 13:12:32 +01003249 cfgerr++;
3250 goto next_srv;
3251 }
3252 } else
3253 px = curproxy;
3254
3255 srv = findserver(px, sname);
3256 if (!srv) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01003257 ha_alert("config : %s '%s', server '%s': unable to find required server '%s' for tracking.\n",
3258 proxy_type_str(curproxy), curproxy->id,
3259 newsrv->id, sname);
Willy Tarreau62c3be22012-01-20 13:12:32 +01003260 cfgerr++;
3261 goto next_srv;
3262 }
3263
Willy Tarreau32091232014-05-16 13:52:00 +02003264 if (!(srv->check.state & CHK_ST_CONFIGURED) &&
3265 !(srv->agent.state & CHK_ST_CONFIGURED) &&
3266 !srv->track && !srv->trackit) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01003267 ha_alert("config : %s '%s', server '%s': unable to use %s/%s for "
3268 "tracking as it does not have any check nor agent enabled.\n",
3269 proxy_type_str(curproxy), curproxy->id,
3270 newsrv->id, px->id, srv->id);
Willy Tarreau32091232014-05-16 13:52:00 +02003271 cfgerr++;
3272 goto next_srv;
3273 }
3274
3275 for (loop = srv->track; loop && loop != newsrv; loop = loop->track);
3276
Frédéric Lécaille2efc6492017-03-14 14:32:17 +01003277 if (newsrv == srv || loop) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01003278 ha_alert("config : %s '%s', server '%s': unable to track %s/%s as it "
3279 "belongs to a tracking chain looping back to %s/%s.\n",
3280 proxy_type_str(curproxy), curproxy->id,
3281 newsrv->id, px->id, srv->id, px->id,
3282 newsrv == srv ? srv->id : loop->id);
Willy Tarreau62c3be22012-01-20 13:12:32 +01003283 cfgerr++;
3284 goto next_srv;
3285 }
3286
3287 if (curproxy != px &&
3288 (curproxy->options & PR_O_DISABLE404) != (px->options & PR_O_DISABLE404)) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01003289 ha_alert("config : %s '%s', server '%s': unable to use %s/%s for"
3290 "tracking: disable-on-404 option inconsistency.\n",
3291 proxy_type_str(curproxy), curproxy->id,
3292 newsrv->id, px->id, srv->id);
Willy Tarreau62c3be22012-01-20 13:12:32 +01003293 cfgerr++;
3294 goto next_srv;
3295 }
3296
Willy Tarreau62c3be22012-01-20 13:12:32 +01003297 newsrv->track = srv;
Willy Tarreau1a53a3a2013-12-11 15:27:05 +01003298 newsrv->tracknext = srv->trackers;
3299 srv->trackers = newsrv;
Willy Tarreau62c3be22012-01-20 13:12:32 +01003300
3301 free(newsrv->trackit);
3302 newsrv->trackit = NULL;
3303 }
Baptiste Assmanna68ca962015-04-14 01:15:08 +02003304
Willy Tarreau62c3be22012-01-20 13:12:32 +01003305 next_srv:
3306 newsrv = newsrv->next;
3307 }
3308
Olivier Houchard4e694042017-03-14 20:01:29 +01003309 /*
3310 * Try to generate dynamic cookies for servers now.
3311 * It couldn't be done earlier, since at the time we parsed
3312 * the server line, we may not have known yet that we
3313 * should use dynamic cookies, or the secret key may not
3314 * have been provided yet.
3315 */
3316 if (curproxy->ck_opts & PR_CK_DYNAMIC) {
3317 newsrv = curproxy->srv;
3318 while (newsrv != NULL) {
3319 srv_set_dyncookie(newsrv);
3320 newsrv = newsrv->next;
3321 }
3322
3323 }
Willy Tarreauf3e49f92009-10-03 12:21:20 +02003324 /* We have to initialize the server lookup mechanism depending
Joseph Herlanta14c03e2018-11-15 14:04:19 -08003325 * on what LB algorithm was chosen.
Willy Tarreauf3e49f92009-10-03 12:21:20 +02003326 */
3327
3328 curproxy->lbprm.algo &= ~(BE_LB_LKUP | BE_LB_PROP_DYN);
3329 switch (curproxy->lbprm.algo & BE_LB_KIND) {
3330 case BE_LB_KIND_RR:
Willy Tarreau9757a382009-10-03 12:56:50 +02003331 if ((curproxy->lbprm.algo & BE_LB_PARM) == BE_LB_RR_STATIC) {
3332 curproxy->lbprm.algo |= BE_LB_LKUP_MAP;
3333 init_server_map(curproxy);
Willy Tarreau760e81d2018-05-03 07:20:40 +02003334 } else if ((curproxy->lbprm.algo & BE_LB_PARM) == BE_LB_RR_RANDOM) {
3335 curproxy->lbprm.algo |= BE_LB_LKUP_CHTREE | BE_LB_PROP_DYN;
3336 chash_init_server_tree(curproxy);
Willy Tarreau9757a382009-10-03 12:56:50 +02003337 } else {
3338 curproxy->lbprm.algo |= BE_LB_LKUP_RRTREE | BE_LB_PROP_DYN;
3339 fwrr_init_server_groups(curproxy);
3340 }
Willy Tarreauf3e49f92009-10-03 12:21:20 +02003341 break;
Willy Tarreau6b2e11b2009-10-01 07:52:15 +02003342
Willy Tarreau3ebb1162012-02-13 16:57:44 +01003343 case BE_LB_KIND_CB:
Willy Tarreauf09c6602012-02-13 17:12:08 +01003344 if ((curproxy->lbprm.algo & BE_LB_PARM) == BE_LB_CB_LC) {
3345 curproxy->lbprm.algo |= BE_LB_LKUP_LCTREE | BE_LB_PROP_DYN;
3346 fwlc_init_server_tree(curproxy);
3347 } else {
3348 curproxy->lbprm.algo |= BE_LB_LKUP_FSTREE | BE_LB_PROP_DYN;
3349 fas_init_server_tree(curproxy);
3350 }
Willy Tarreauf3e49f92009-10-03 12:21:20 +02003351 break;
Willy Tarreau6b2e11b2009-10-01 07:52:15 +02003352
Willy Tarreauf3e49f92009-10-03 12:21:20 +02003353 case BE_LB_KIND_HI:
Willy Tarreau6b2e11b2009-10-01 07:52:15 +02003354 if ((curproxy->lbprm.algo & BE_LB_HASH_TYPE) == BE_LB_HASH_CONS) {
3355 curproxy->lbprm.algo |= BE_LB_LKUP_CHTREE | BE_LB_PROP_DYN;
3356 chash_init_server_tree(curproxy);
3357 } else {
3358 curproxy->lbprm.algo |= BE_LB_LKUP_MAP;
3359 init_server_map(curproxy);
3360 }
Willy Tarreauf3e49f92009-10-03 12:21:20 +02003361 break;
3362 }
Christopher Faulet2a944ee2017-11-07 10:42:54 +01003363 HA_SPIN_INIT(&curproxy->lbprm.lock);
Willy Tarreaubaaee002006-06-26 02:48:02 +02003364
3365 if (curproxy->options & PR_O_LOGASAP)
3366 curproxy->to_log &= ~LW_BYTES;
3367
Willy Tarreaue7ded1f2009-08-09 10:11:45 +02003368 if ((curproxy->mode == PR_MODE_TCP || curproxy->mode == PR_MODE_HTTP) &&
Dragan Dosen0b85ece2015-09-25 19:17:44 +02003369 (curproxy->cap & PR_CAP_FE) && LIST_ISEMPTY(&curproxy->logsrvs) &&
3370 (!LIST_ISEMPTY(&curproxy->logformat) || !LIST_ISEMPTY(&curproxy->logformat_sd))) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01003371 ha_warning("config : log format ignored for %s '%s' since it has no log address.\n",
3372 proxy_type_str(curproxy), curproxy->id);
Willy Tarreaue7ded1f2009-08-09 10:11:45 +02003373 err_code |= ERR_WARN;
3374 }
3375
Willy Tarreaue24fdfb2010-03-25 07:22:56 +01003376 if (curproxy->mode != PR_MODE_HTTP) {
3377 int optnum;
3378
Willy Tarreaue24fdfb2010-03-25 07:22:56 +01003379 if (curproxy->uri_auth) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01003380 ha_warning("config : 'stats' statement ignored for %s '%s' as it requires HTTP mode.\n",
3381 proxy_type_str(curproxy), curproxy->id);
Willy Tarreaue24fdfb2010-03-25 07:22:56 +01003382 err_code |= ERR_WARN;
3383 curproxy->uri_auth = NULL;
3384 }
3385
Willy Tarreaude7dc882017-03-10 11:49:21 +01003386 if (curproxy->capture_name) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01003387 ha_warning("config : 'capture' statement ignored for %s '%s' as it requires HTTP mode.\n",
3388 proxy_type_str(curproxy), curproxy->id);
Willy Tarreaude7dc882017-03-10 11:49:21 +01003389 err_code |= ERR_WARN;
3390 }
3391
3392 if (!LIST_ISEMPTY(&curproxy->http_req_rules)) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01003393 ha_warning("config : 'http-request' rules ignored for %s '%s' as they require HTTP mode.\n",
3394 proxy_type_str(curproxy), curproxy->id);
Willy Tarreaude7dc882017-03-10 11:49:21 +01003395 err_code |= ERR_WARN;
3396 }
3397
3398 if (!LIST_ISEMPTY(&curproxy->http_res_rules)) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01003399 ha_warning("config : 'http-response' rules ignored for %s '%s' as they require HTTP mode.\n",
3400 proxy_type_str(curproxy), curproxy->id);
Willy Tarreaude7dc882017-03-10 11:49:21 +01003401 err_code |= ERR_WARN;
3402 }
3403
Willy Tarreaude7dc882017-03-10 11:49:21 +01003404 if (!LIST_ISEMPTY(&curproxy->redirect_rules)) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01003405 ha_warning("config : 'redirect' rules ignored for %s '%s' as they require HTTP mode.\n",
3406 proxy_type_str(curproxy), curproxy->id);
Willy Tarreaude7dc882017-03-10 11:49:21 +01003407 err_code |= ERR_WARN;
3408 }
3409
Willy Tarreau87cf5142011-08-19 22:57:24 +02003410 if (curproxy->options & (PR_O_FWDFOR | PR_O_FF_ALWAYS)) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01003411 ha_warning("config : 'option %s' ignored for %s '%s' as it requires HTTP mode.\n",
3412 "forwardfor", proxy_type_str(curproxy), curproxy->id);
Willy Tarreaue24fdfb2010-03-25 07:22:56 +01003413 err_code |= ERR_WARN;
Willy Tarreau87cf5142011-08-19 22:57:24 +02003414 curproxy->options &= ~(PR_O_FWDFOR | PR_O_FF_ALWAYS);
Willy Tarreaue24fdfb2010-03-25 07:22:56 +01003415 }
3416
3417 if (curproxy->options & PR_O_ORGTO) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01003418 ha_warning("config : 'option %s' ignored for %s '%s' as it requires HTTP mode.\n",
3419 "originalto", proxy_type_str(curproxy), curproxy->id);
Willy Tarreaue24fdfb2010-03-25 07:22:56 +01003420 err_code |= ERR_WARN;
3421 curproxy->options &= ~PR_O_ORGTO;
3422 }
3423
3424 for (optnum = 0; cfg_opts[optnum].name; optnum++) {
3425 if (cfg_opts[optnum].mode == PR_MODE_HTTP &&
3426 (curproxy->cap & cfg_opts[optnum].cap) &&
3427 (curproxy->options & cfg_opts[optnum].val)) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01003428 ha_warning("config : 'option %s' ignored for %s '%s' as it requires HTTP mode.\n",
3429 cfg_opts[optnum].name, proxy_type_str(curproxy), curproxy->id);
Willy Tarreaue24fdfb2010-03-25 07:22:56 +01003430 err_code |= ERR_WARN;
3431 curproxy->options &= ~cfg_opts[optnum].val;
3432 }
3433 }
3434
3435 for (optnum = 0; cfg_opts2[optnum].name; optnum++) {
3436 if (cfg_opts2[optnum].mode == PR_MODE_HTTP &&
3437 (curproxy->cap & cfg_opts2[optnum].cap) &&
3438 (curproxy->options2 & cfg_opts2[optnum].val)) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01003439 ha_warning("config : 'option %s' ignored for %s '%s' as it requires HTTP mode.\n",
3440 cfg_opts2[optnum].name, proxy_type_str(curproxy), curproxy->id);
Willy Tarreaue24fdfb2010-03-25 07:22:56 +01003441 err_code |= ERR_WARN;
3442 curproxy->options2 &= ~cfg_opts2[optnum].val;
3443 }
3444 }
Willy Tarreaubce70882009-09-07 11:51:47 +02003445
Willy Tarreau29fbe512015-08-20 19:35:14 +02003446#if defined(CONFIG_HAP_TRANSPARENT)
Willy Tarreauef9a3602012-12-08 22:29:20 +01003447 if (curproxy->conn_src.bind_hdr_occ) {
3448 curproxy->conn_src.bind_hdr_occ = 0;
Christopher Faulet767a84b2017-11-24 16:50:31 +01003449 ha_warning("config : %s '%s' : ignoring use of header %s as source IP in non-HTTP mode.\n",
3450 proxy_type_str(curproxy), curproxy->id, curproxy->conn_src.bind_hdr_name);
Willy Tarreaubce70882009-09-07 11:51:47 +02003451 err_code |= ERR_WARN;
3452 }
Willy Tarreauefa5f512010-03-30 20:13:29 +02003453#endif
Willy Tarreaue24fdfb2010-03-25 07:22:56 +01003454 }
3455
Willy Tarreaubaaee002006-06-26 02:48:02 +02003456 /*
Willy Tarreau21d2af32008-02-14 20:25:24 +01003457 * ensure that we're not cross-dressing a TCP server into HTTP.
3458 */
3459 newsrv = curproxy->srv;
3460 while (newsrv != NULL) {
Willy Tarreau0cec3312011-10-31 13:49:26 +01003461 if ((curproxy->mode != PR_MODE_HTTP) && newsrv->rdr_len) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01003462 ha_alert("config : %s '%s' : server cannot have cookie or redirect prefix in non-HTTP mode.\n",
3463 proxy_type_str(curproxy), curproxy->id);
Willy Tarreaubb925012009-07-23 13:36:36 +02003464 cfgerr++;
Willy Tarreau21d2af32008-02-14 20:25:24 +01003465 }
Willy Tarreaubce70882009-09-07 11:51:47 +02003466
Willy Tarreau0cec3312011-10-31 13:49:26 +01003467 if ((curproxy->mode != PR_MODE_HTTP) && newsrv->cklen) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01003468 ha_warning("config : %s '%s' : ignoring cookie for server '%s' as HTTP mode is disabled.\n",
3469 proxy_type_str(curproxy), curproxy->id, newsrv->id);
Willy Tarreau0cec3312011-10-31 13:49:26 +01003470 err_code |= ERR_WARN;
3471 }
3472
Willy Tarreauc93cd162014-05-13 15:54:22 +02003473 if ((newsrv->flags & SRV_F_MAPPORTS) && (curproxy->options2 & PR_O2_RDPC_PRST)) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01003474 ha_warning("config : %s '%s' : RDP cookie persistence will not work for server '%s' because it lacks an explicit port number.\n",
3475 proxy_type_str(curproxy), curproxy->id, newsrv->id);
Willy Tarreau82ffa392013-08-13 17:19:08 +02003476 err_code |= ERR_WARN;
3477 }
3478
Willy Tarreau29fbe512015-08-20 19:35:14 +02003479#if defined(CONFIG_HAP_TRANSPARENT)
Willy Tarreauef9a3602012-12-08 22:29:20 +01003480 if (curproxy->mode != PR_MODE_HTTP && newsrv->conn_src.bind_hdr_occ) {
3481 newsrv->conn_src.bind_hdr_occ = 0;
Christopher Faulet767a84b2017-11-24 16:50:31 +01003482 ha_warning("config : %s '%s' : server %s cannot use header %s as source IP in non-HTTP mode.\n",
3483 proxy_type_str(curproxy), curproxy->id, newsrv->id, newsrv->conn_src.bind_hdr_name);
Willy Tarreaubce70882009-09-07 11:51:47 +02003484 err_code |= ERR_WARN;
3485 }
Willy Tarreauefa5f512010-03-30 20:13:29 +02003486#endif
Willy Tarreau4c183462017-01-06 12:21:38 +01003487
Willy Tarreau46deab62018-04-28 07:18:15 +02003488 if ((curproxy->mode != PR_MODE_HTTP) && (curproxy->options & PR_O_REUSE_MASK) != PR_O_REUSE_NEVR)
3489 curproxy->options &= ~PR_O_REUSE_MASK;
3490
Willy Tarreau21d2af32008-02-14 20:25:24 +01003491 newsrv = newsrv->next;
3492 }
3493
Christopher Fauletd7c91962015-04-30 11:48:27 +02003494 /* Check filter configuration, if any */
3495 cfgerr += flt_check(curproxy);
3496
Willy Tarreauc1a21672009-08-16 22:37:44 +02003497 if (curproxy->cap & PR_CAP_FE) {
Willy Tarreau050536d2012-10-04 08:47:34 +02003498 if (!curproxy->accept)
3499 curproxy->accept = frontend_accept;
Willy Tarreau81f9aa32010-06-01 17:45:26 +02003500
Willy Tarreauc1a21672009-08-16 22:37:44 +02003501 if (curproxy->tcp_req.inspect_delay ||
3502 !LIST_ISEMPTY(&curproxy->tcp_req.inspect_rules))
Willy Tarreaufb356202010-08-03 14:02:05 +02003503 curproxy->fe_req_ana |= AN_REQ_INSPECT_FE;
Willy Tarreauc1a21672009-08-16 22:37:44 +02003504
Willy Tarreau4e5b8282009-08-16 22:57:50 +02003505 if (curproxy->mode == PR_MODE_HTTP) {
Willy Tarreauc1a21672009-08-16 22:37:44 +02003506 curproxy->fe_req_ana |= AN_REQ_WAIT_HTTP | AN_REQ_HTTP_PROCESS_FE;
Willy Tarreaub37c27e2009-10-18 22:53:08 +02003507 curproxy->fe_rsp_ana |= AN_RES_WAIT_HTTP | AN_RES_HTTP_PROCESS_FE;
Willy Tarreau4e5b8282009-08-16 22:57:50 +02003508 }
Willy Tarreauc1a21672009-08-16 22:37:44 +02003509
William Lallemandcf62f7e2018-10-26 14:47:40 +02003510 if (curproxy->mode == PR_MODE_CLI) {
3511 curproxy->fe_req_ana |= AN_REQ_WAIT_CLI;
3512 curproxy->fe_rsp_ana |= AN_RES_WAIT_CLI;
3513 }
3514
Willy Tarreauc1a21672009-08-16 22:37:44 +02003515 /* both TCP and HTTP must check switching rules */
3516 curproxy->fe_req_ana |= AN_REQ_SWITCHING_RULES;
Christopher Fauletd7c91962015-04-30 11:48:27 +02003517
3518 /* Add filters analyzers if needed */
Christopher Faulet443ea1a2016-02-04 13:40:26 +01003519 if (!LIST_ISEMPTY(&curproxy->filter_configs)) {
Christopher Faulet0184ea72017-01-05 14:06:34 +01003520 curproxy->fe_req_ana |= AN_REQ_FLT_START_FE | AN_REQ_FLT_XFER_DATA | AN_REQ_FLT_END;
3521 curproxy->fe_rsp_ana |= AN_RES_FLT_START_FE | AN_RES_FLT_XFER_DATA | AN_RES_FLT_END;
Christopher Faulet309c6412015-12-02 09:57:32 +01003522 if (curproxy->mode == PR_MODE_HTTP) {
Christopher Faulet0184ea72017-01-05 14:06:34 +01003523 curproxy->fe_req_ana |= AN_REQ_FLT_HTTP_HDRS;
3524 curproxy->fe_rsp_ana |= AN_RES_FLT_HTTP_HDRS;
Christopher Faulet309c6412015-12-02 09:57:32 +01003525 }
Christopher Fauletd7c91962015-04-30 11:48:27 +02003526 }
Willy Tarreauc1a21672009-08-16 22:37:44 +02003527 }
3528
3529 if (curproxy->cap & PR_CAP_BE) {
Willy Tarreaufb356202010-08-03 14:02:05 +02003530 if (curproxy->tcp_req.inspect_delay ||
3531 !LIST_ISEMPTY(&curproxy->tcp_req.inspect_rules))
3532 curproxy->be_req_ana |= AN_REQ_INSPECT_BE;
3533
Emeric Brun97679e72010-09-23 17:56:44 +02003534 if (!LIST_ISEMPTY(&curproxy->tcp_rep.inspect_rules))
3535 curproxy->be_rsp_ana |= AN_RES_INSPECT;
3536
Willy Tarreau4e5b8282009-08-16 22:57:50 +02003537 if (curproxy->mode == PR_MODE_HTTP) {
Willy Tarreauc1a21672009-08-16 22:37:44 +02003538 curproxy->be_req_ana |= AN_REQ_WAIT_HTTP | AN_REQ_HTTP_INNER | AN_REQ_HTTP_PROCESS_BE;
Willy Tarreaub37c27e2009-10-18 22:53:08 +02003539 curproxy->be_rsp_ana |= AN_RES_WAIT_HTTP | AN_RES_HTTP_PROCESS_BE;
Willy Tarreau4e5b8282009-08-16 22:57:50 +02003540 }
Willy Tarreauc1a21672009-08-16 22:37:44 +02003541
3542 /* If the backend does requires RDP cookie persistence, we have to
3543 * enable the corresponding analyser.
3544 */
3545 if (curproxy->options2 & PR_O2_RDPC_PRST)
3546 curproxy->be_req_ana |= AN_REQ_PRST_RDP_COOKIE;
Christopher Fauletd7c91962015-04-30 11:48:27 +02003547
3548 /* Add filters analyzers if needed */
Christopher Faulet443ea1a2016-02-04 13:40:26 +01003549 if (!LIST_ISEMPTY(&curproxy->filter_configs)) {
Christopher Faulet0184ea72017-01-05 14:06:34 +01003550 curproxy->be_req_ana |= AN_REQ_FLT_START_BE | AN_REQ_FLT_XFER_DATA | AN_REQ_FLT_END;
3551 curproxy->be_rsp_ana |= AN_RES_FLT_START_BE | AN_RES_FLT_XFER_DATA | AN_RES_FLT_END;
Christopher Faulet309c6412015-12-02 09:57:32 +01003552 if (curproxy->mode == PR_MODE_HTTP) {
Christopher Faulet0184ea72017-01-05 14:06:34 +01003553 curproxy->be_req_ana |= AN_REQ_FLT_HTTP_HDRS;
3554 curproxy->be_rsp_ana |= AN_RES_FLT_HTTP_HDRS;
Christopher Faulet309c6412015-12-02 09:57:32 +01003555 }
Christopher Fauletd7c91962015-04-30 11:48:27 +02003556 }
Willy Tarreauc1a21672009-08-16 22:37:44 +02003557 }
Christopher Fauleta717b992018-04-10 14:43:00 +02003558
Christopher Faulet8ed0a3e2018-04-10 14:45:45 +02003559 /* Check the mux protocols, if any, for each listener and server
Christopher Fauleta717b992018-04-10 14:43:00 +02003560 * attached to the current proxy */
3561 list_for_each_entry(bind_conf, &curproxy->conf.bind, by_fe) {
3562 int mode = (1 << (curproxy->mode == PR_MODE_HTTP));
Willy Tarreau76a551d2018-12-02 13:09:09 +01003563 const struct mux_proto_list *mux_ent;
Christopher Fauleta717b992018-04-10 14:43:00 +02003564
3565 if (!bind_conf->mux_proto)
3566 continue;
Willy Tarreau76a551d2018-12-02 13:09:09 +01003567
3568 /* it is possible that an incorrect mux was referenced
3569 * due to the proxy's mode not being taken into account
3570 * on first pass. Let's adjust it now.
3571 */
3572 mux_ent = conn_get_best_mux_entry(bind_conf->mux_proto->token, PROTO_SIDE_FE, mode);
3573
3574 if (!mux_ent || !isteq(mux_ent->token, bind_conf->mux_proto->token)) {
Christopher Fauleta717b992018-04-10 14:43:00 +02003575 ha_alert("config : %s '%s' : MUX protocol '%.*s' is not usable for 'bind %s' at [%s:%d].\n",
3576 proxy_type_str(curproxy), curproxy->id,
3577 (int)bind_conf->mux_proto->token.len,
3578 bind_conf->mux_proto->token.ptr,
3579 bind_conf->arg, bind_conf->file, bind_conf->line);
3580 cfgerr++;
3581 }
Willy Tarreau76a551d2018-12-02 13:09:09 +01003582
3583 /* update the mux */
3584 bind_conf->mux_proto = mux_ent;
Christopher Fauleta717b992018-04-10 14:43:00 +02003585 }
Christopher Faulet8ed0a3e2018-04-10 14:45:45 +02003586 for (newsrv = curproxy->srv; newsrv; newsrv = newsrv->next) {
3587 int mode = (1 << (curproxy->mode == PR_MODE_HTTP));
Willy Tarreau76a551d2018-12-02 13:09:09 +01003588 const struct mux_proto_list *mux_ent;
Christopher Faulet8ed0a3e2018-04-10 14:45:45 +02003589
3590 if (!newsrv->mux_proto)
3591 continue;
Willy Tarreau76a551d2018-12-02 13:09:09 +01003592
3593 /* it is possible that an incorrect mux was referenced
3594 * due to the proxy's mode not being taken into account
3595 * on first pass. Let's adjust it now.
3596 */
3597 mux_ent = conn_get_best_mux_entry(newsrv->mux_proto->token, PROTO_SIDE_BE, mode);
3598
3599 if (!mux_ent || !isteq(mux_ent->token, newsrv->mux_proto->token)) {
Christopher Faulet8ed0a3e2018-04-10 14:45:45 +02003600 ha_alert("config : %s '%s' : MUX protocol '%.*s' is not usable for server '%s' at [%s:%d].\n",
3601 proxy_type_str(curproxy), curproxy->id,
3602 (int)newsrv->mux_proto->token.len,
3603 newsrv->mux_proto->token.ptr,
3604 newsrv->id, newsrv->conf.file, newsrv->conf.line);
3605 cfgerr++;
3606 }
Willy Tarreau76a551d2018-12-02 13:09:09 +01003607
3608 /* update the mux */
3609 newsrv->mux_proto = mux_ent;
Christopher Faulet8ed0a3e2018-04-10 14:45:45 +02003610 }
Willy Tarreau835daa12019-02-07 14:46:29 +01003611
3612 /* initialize idle conns lists */
3613 for (newsrv = curproxy->srv; newsrv; newsrv = newsrv->next) {
3614 int i;
3615
3616 newsrv->priv_conns = calloc(global.nbthread, sizeof(*newsrv->priv_conns));
3617 newsrv->idle_conns = calloc(global.nbthread, sizeof(*newsrv->idle_conns));
3618 newsrv->safe_conns = calloc(global.nbthread, sizeof(*newsrv->safe_conns));
3619
3620 if (!newsrv->priv_conns || !newsrv->idle_conns || !newsrv->safe_conns) {
Willy Tarreau980855b2019-02-07 14:59:29 +01003621 free(newsrv->safe_conns); newsrv->safe_conns = NULL;
3622 free(newsrv->idle_conns); newsrv->idle_conns = NULL;
3623 free(newsrv->priv_conns); newsrv->priv_conns = NULL;
Willy Tarreau835daa12019-02-07 14:46:29 +01003624 ha_alert("parsing [%s:%d] : failed to allocate idle connections for server '%s'.\n",
3625 newsrv->conf.file, newsrv->conf.line, newsrv->id);
3626 cfgerr++;
3627 continue;
3628 }
3629
3630 for (i = 0; i < global.nbthread; i++) {
3631 LIST_INIT(&newsrv->priv_conns[i]);
3632 LIST_INIT(&newsrv->idle_conns[i]);
3633 LIST_INIT(&newsrv->safe_conns[i]);
3634 }
Willy Tarreau980855b2019-02-07 14:59:29 +01003635
3636 if (newsrv->max_idle_conns != 0) {
Olivier Houchard9ea5d362019-02-14 18:29:09 +01003637 if (idle_conn_task == NULL) {
3638 idle_conn_task = task_new(MAX_THREADS_MASK);
3639 if (!idle_conn_task)
3640 goto err;
3641 idle_conn_task->process = srv_cleanup_idle_connections;
3642 idle_conn_task->context = NULL;
3643 for (i = 0; i < global.nbthread; i++) {
Willy Tarreaubbb5f1d2019-10-18 08:50:49 +02003644 idle_conn_cleanup[i] = task_new(1UL << i);
Olivier Houchard9ea5d362019-02-14 18:29:09 +01003645 if (!idle_conn_cleanup[i])
3646 goto err;
3647 idle_conn_cleanup[i]->process = srv_cleanup_toremove_connections;
3648 idle_conn_cleanup[i]->context = NULL;
Olivier Houchard859dc802019-08-08 15:47:21 +02003649 MT_LIST_INIT(&toremove_connections[i]);
Olivier Houchard9ea5d362019-02-14 18:29:09 +01003650 }
3651 }
Willy Tarreau645c5882020-01-24 11:19:13 +01003652 newsrv->idle_orphan_conns = calloc((unsigned short)global.nbthread, sizeof(*newsrv->idle_orphan_conns));
Olivier Houchard9ea5d362019-02-14 18:29:09 +01003653 if (!newsrv->idle_orphan_conns)
Willy Tarreau980855b2019-02-07 14:59:29 +01003654 goto err;
Olivier Houchard9ea5d362019-02-14 18:29:09 +01003655 for (i = 0; i < global.nbthread; i++)
Olivier Houchard859dc802019-08-08 15:47:21 +02003656 MT_LIST_INIT(&newsrv->idle_orphan_conns[i]);
Tim Duesterhus017484c2020-02-22 16:39:05 +01003657 newsrv->curr_idle_thr = calloc(global.nbthread, sizeof(*newsrv->curr_idle_thr));
Olivier Houchardf1314812019-02-18 16:41:17 +01003658 if (!newsrv->curr_idle_thr)
3659 goto err;
Willy Tarreau980855b2019-02-07 14:59:29 +01003660 continue;
3661 err:
3662 ha_alert("parsing [%s:%d] : failed to allocate idle connection tasks for server '%s'.\n",
3663 newsrv->conf.file, newsrv->conf.line, newsrv->id);
3664 cfgerr++;
3665 continue;
3666 }
Willy Tarreau835daa12019-02-07 14:46:29 +01003667 }
Willy Tarreau419ead82014-09-16 13:41:21 +02003668 }
3669
3670 /***********************************************************/
3671 /* At this point, target names have already been resolved. */
3672 /***********************************************************/
3673
3674 /* Check multi-process mode compatibility */
3675
3676 if (global.nbproc > 1 && global.stats_fe) {
3677 list_for_each_entry(bind_conf, &global.stats_fe->conf.bind, by_fe) {
3678 unsigned long mask;
3679
Willy Tarreau6daac192019-02-02 17:39:53 +01003680 mask = proc_mask(global.stats_fe->bind_proc) && all_proc_mask;
3681 mask &= proc_mask(bind_conf->bind_proc);
Willy Tarreau419ead82014-09-16 13:41:21 +02003682
3683 /* stop here if more than one process is used */
Willy Tarreau9504dd62018-10-15 09:37:03 +02003684 if (atleast2(mask))
Willy Tarreau419ead82014-09-16 13:41:21 +02003685 break;
3686 }
3687 if (&bind_conf->by_fe != &global.stats_fe->conf.bind) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01003688 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 Tarreau419ead82014-09-16 13:41:21 +02003689 }
3690 }
3691
3692 /* Make each frontend inherit bind-process from its listeners when not specified. */
Olivier Houchardfbc74e82017-11-24 16:54:05 +01003693 for (curproxy = proxies_list; curproxy; curproxy = curproxy->next) {
Willy Tarreau419ead82014-09-16 13:41:21 +02003694 if (curproxy->bind_proc)
3695 continue;
3696
3697 list_for_each_entry(bind_conf, &curproxy->conf.bind, by_fe) {
3698 unsigned long mask;
3699
Willy Tarreau6daac192019-02-02 17:39:53 +01003700 mask = proc_mask(bind_conf->bind_proc);
Willy Tarreau419ead82014-09-16 13:41:21 +02003701 curproxy->bind_proc |= mask;
3702 }
Willy Tarreau6daac192019-02-02 17:39:53 +01003703 curproxy->bind_proc = proc_mask(curproxy->bind_proc);
Willy Tarreau419ead82014-09-16 13:41:21 +02003704 }
3705
3706 if (global.stats_fe) {
3707 list_for_each_entry(bind_conf, &global.stats_fe->conf.bind, by_fe) {
3708 unsigned long mask;
3709
Cyril Bonté06181952016-02-24 00:14:54 +01003710 mask = bind_conf->bind_proc ? bind_conf->bind_proc : 0;
Willy Tarreau419ead82014-09-16 13:41:21 +02003711 global.stats_fe->bind_proc |= mask;
3712 }
Willy Tarreau6daac192019-02-02 17:39:53 +01003713 global.stats_fe->bind_proc = proc_mask(global.stats_fe->bind_proc);
Willy Tarreau419ead82014-09-16 13:41:21 +02003714 }
3715
Willy Tarreauacbe8ab2014-10-01 20:50:17 +02003716 /* propagate bindings from frontends to backends. Don't do it if there
3717 * are any fatal errors as we must not call it with unresolved proxies.
3718 */
3719 if (!cfgerr) {
Olivier Houchardfbc74e82017-11-24 16:54:05 +01003720 for (curproxy = proxies_list; curproxy; curproxy = curproxy->next) {
Willy Tarreauacbe8ab2014-10-01 20:50:17 +02003721 if (curproxy->cap & PR_CAP_FE)
3722 propagate_processes(curproxy, NULL);
3723 }
Willy Tarreau419ead82014-09-16 13:41:21 +02003724 }
3725
3726 /* Bind each unbound backend to all processes when not specified. */
Willy Tarreau6daac192019-02-02 17:39:53 +01003727 for (curproxy = proxies_list; curproxy; curproxy = curproxy->next)
3728 curproxy->bind_proc = proc_mask(curproxy->bind_proc);
Willy Tarreau419ead82014-09-16 13:41:21 +02003729
3730 /*******************************************************/
3731 /* At this step, all proxies have a non-null bind_proc */
3732 /*******************************************************/
3733
3734 /* perform the final checks before creating tasks */
3735
Olivier Houchardfbc74e82017-11-24 16:54:05 +01003736 for (curproxy = proxies_list; curproxy; curproxy = curproxy->next) {
Willy Tarreau419ead82014-09-16 13:41:21 +02003737 struct listener *listener;
3738 unsigned int next_id;
Willy Tarreauc1a21672009-08-16 22:37:44 +02003739
Willy Tarreauf5ae8f72012-09-07 16:58:00 +02003740 /* Configure SSL for each bind line.
3741 * Note: if configuration fails at some point, the ->ctx member
3742 * remains NULL so that listeners can later detach.
3743 */
Willy Tarreau2a65ff02012-09-13 17:54:29 +02003744 list_for_each_entry(bind_conf, &curproxy->conf.bind, by_fe) {
Willy Tarreau55d37912016-12-21 23:38:39 +01003745 if (bind_conf->xprt->prepare_bind_conf &&
3746 bind_conf->xprt->prepare_bind_conf(bind_conf) < 0)
Willy Tarreauf5ae8f72012-09-07 16:58:00 +02003747 cfgerr++;
Willy Tarreau2a65ff02012-09-13 17:54:29 +02003748 }
Willy Tarreauf5ae8f72012-09-07 16:58:00 +02003749
Willy Tarreaue6b98942007-10-29 01:09:36 +01003750 /* adjust this proxy's listeners */
Willy Tarreau53fb4ae2009-10-04 23:04:08 +02003751 next_id = 1;
Willy Tarreau4348fad2012-09-20 16:48:07 +02003752 list_for_each_entry(listener, &curproxy->conf.listeners, by_fe) {
Willy Tarreau7c0ffd22016-04-14 11:47:38 +02003753 int nbproc;
3754
3755 nbproc = my_popcountl(curproxy->bind_proc &
Cyril Bonté4920d702016-04-15 07:58:43 +02003756 (listener->bind_conf->bind_proc ? listener->bind_conf->bind_proc : curproxy->bind_proc) &
Willy Tarreaua38a7172019-02-02 17:11:28 +01003757 all_proc_mask);
Willy Tarreau7c0ffd22016-04-14 11:47:38 +02003758
3759 if (!nbproc) /* no intersection between listener and frontend */
3760 nbproc = 1;
3761
Willy Tarreau53fb4ae2009-10-04 23:04:08 +02003762 if (!listener->luid) {
3763 /* listener ID not set, use automatic numbering with first
3764 * spare entry starting with next_luid.
3765 */
3766 next_id = get_next_id(&curproxy->conf.used_listener_id, next_id);
3767 listener->conf.id.key = listener->luid = next_id;
3768 eb32_insert(&curproxy->conf.used_listener_id, &listener->conf.id);
Willy Tarreau53fb4ae2009-10-04 23:04:08 +02003769 }
Krzysztof Piotr Oledzkidf5cb9f2010-02-05 20:58:27 +01003770 next_id++;
Willy Tarreau53fb4ae2009-10-04 23:04:08 +02003771
Krzysztof Piotr Oledzkiaeebf9b2009-10-04 15:43:17 +02003772 /* enable separate counters */
3773 if (curproxy->options2 & PR_O2_SOCKSTAT) {
Willy Tarreauae9bea02016-11-25 14:44:52 +01003774 listener->counters = calloc(1, sizeof(*listener->counters));
Willy Tarreau19d14ef2012-10-29 16:51:55 +01003775 if (!listener->name)
3776 memprintf(&listener->name, "sock-%d", listener->luid);
Krzysztof Piotr Oledzkiaeebf9b2009-10-04 15:43:17 +02003777 }
Willy Tarreau81796be2012-09-22 19:11:47 +02003778
Willy Tarreaue6b98942007-10-29 01:09:36 +01003779 if (curproxy->options & PR_O_TCP_NOLING)
3780 listener->options |= LI_O_NOLINGER;
Willy Tarreau16a21472012-11-19 12:39:59 +01003781 if (!listener->maxaccept)
3782 listener->maxaccept = global.tune.maxaccept ? global.tune.maxaccept : 64;
3783
3784 /* we want to have an optimal behaviour on single process mode to
3785 * maximize the work at once, but in multi-process we want to keep
3786 * some fairness between processes, so we target half of the max
3787 * number of events to be balanced over all the processes the proxy
3788 * is bound to. Rememeber that maxaccept = -1 must be kept as it is
3789 * used to disable the limit.
3790 */
Christopher Faulet02f3cf12019-04-30 14:08:41 +02003791 if (listener->maxaccept > 0 && nbproc > 1) {
3792 listener->maxaccept = (listener->maxaccept + 1) / 2;
Willy Tarreau16a21472012-11-19 12:39:59 +01003793 listener->maxaccept = (listener->maxaccept + nbproc - 1) / nbproc;
3794 }
3795
Willy Tarreau9903f0e2015-04-04 18:50:31 +02003796 listener->accept = session_accept_fd;
Willy Tarreauc1a21672009-08-16 22:37:44 +02003797 listener->analysers |= curproxy->fe_req_ana;
Willy Tarreau10b688f2015-03-13 16:43:12 +01003798 listener->default_target = curproxy->default_target;
Willy Tarreau3bc13772008-12-07 11:50:35 +01003799
Willy Tarreaua5c0ab22010-05-31 10:30:33 +02003800 if (!LIST_ISEMPTY(&curproxy->tcp_req.l4_rules))
Willy Tarreau7d9736f2016-10-21 16:34:21 +02003801 listener->options |= LI_O_TCP_L4_RULES;
Willy Tarreaua5c0ab22010-05-31 10:30:33 +02003802
Willy Tarreau620408f2016-10-21 16:37:51 +02003803 if (!LIST_ISEMPTY(&curproxy->tcp_req.l5_rules))
3804 listener->options |= LI_O_TCP_L5_RULES;
3805
Willy Tarreaude3041d2010-05-31 10:56:17 +02003806 if (curproxy->mon_mask.s_addr)
3807 listener->options |= LI_O_CHK_MONNET;
3808
Willy Tarreau9ea05a72009-06-14 12:07:01 +02003809 /* smart accept mode is automatic in HTTP mode */
3810 if ((curproxy->options2 & PR_O2_SMARTACC) ||
Willy Tarreau2a65ff02012-09-13 17:54:29 +02003811 ((curproxy->mode == PR_MODE_HTTP || listener->bind_conf->is_ssl) &&
Willy Tarreau9ea05a72009-06-14 12:07:01 +02003812 !(curproxy->no_options2 & PR_O2_SMARTACC)))
3813 listener->options |= LI_O_NOQUICKACK;
Willy Tarreaue6b98942007-10-29 01:09:36 +01003814 }
3815
Willy Tarreau2a65ff02012-09-13 17:54:29 +02003816 /* Release unused SSL configs */
3817 list_for_each_entry(bind_conf, &curproxy->conf.bind, by_fe) {
Willy Tarreau795cdab2016-12-22 17:30:54 +01003818 if (!bind_conf->is_ssl && bind_conf->xprt->destroy_bind_conf)
3819 bind_conf->xprt->destroy_bind_conf(bind_conf);
Willy Tarreau2a65ff02012-09-13 17:54:29 +02003820 }
Willy Tarreauf5ae8f72012-09-07 16:58:00 +02003821
Willy Tarreaua38a7172019-02-02 17:11:28 +01003822 if (atleast2(curproxy->bind_proc & all_proc_mask)) {
Willy Tarreau102df612014-05-07 23:56:38 +02003823 if (curproxy->uri_auth) {
Willy Tarreaueb791e02014-09-16 15:11:04 +02003824 int count, maxproc = 0;
3825
3826 list_for_each_entry(bind_conf, &curproxy->conf.bind, by_fe) {
David Carliere6c39412015-07-02 07:00:17 +00003827 count = my_popcountl(bind_conf->bind_proc);
Willy Tarreaueb791e02014-09-16 15:11:04 +02003828 if (count > maxproc)
3829 maxproc = count;
3830 }
3831 /* backends have 0, frontends have 1 or more */
3832 if (maxproc != 1)
Christopher Faulet767a84b2017-11-24 16:50:31 +01003833 ha_warning("Proxy '%s': in multi-process mode, stats will be"
3834 " limited to process assigned to the current request.\n",
3835 curproxy->id);
Willy Tarreaueb791e02014-09-16 15:11:04 +02003836
Willy Tarreau102df612014-05-07 23:56:38 +02003837 if (!LIST_ISEMPTY(&curproxy->uri_auth->admin_rules)) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01003838 ha_warning("Proxy '%s': stats admin will not work correctly in multi-process mode.\n",
3839 curproxy->id);
Cyril Bonté02ff8ef2010-12-14 22:48:49 +01003840 }
Cyril Bonté02ff8ef2010-12-14 22:48:49 +01003841 }
Willy Tarreau102df612014-05-07 23:56:38 +02003842 if (!LIST_ISEMPTY(&curproxy->sticking_rules)) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01003843 ha_warning("Proxy '%s': sticking rules will not work correctly in multi-process mode.\n",
3844 curproxy->id);
Cyril Bonté02ff8ef2010-12-14 22:48:49 +01003845 }
3846 }
Willy Tarreau918ff602011-07-25 16:33:49 +02003847
3848 /* create the task associated with the proxy */
Emeric Brunc60def82017-09-27 14:59:38 +02003849 curproxy->task = task_new(MAX_THREADS_MASK);
Willy Tarreau918ff602011-07-25 16:33:49 +02003850 if (curproxy->task) {
3851 curproxy->task->context = curproxy;
3852 curproxy->task->process = manage_proxy;
Willy Tarreau918ff602011-07-25 16:33:49 +02003853 } else {
Christopher Faulet767a84b2017-11-24 16:50:31 +01003854 ha_alert("Proxy '%s': no more memory when trying to allocate the management task\n",
3855 curproxy->id);
Willy Tarreau918ff602011-07-25 16:33:49 +02003856 cfgerr++;
3857 }
Willy Tarreaub369a042014-09-16 13:21:03 +02003858 }
3859
Krzysztof Oledzki336d4752007-12-25 02:40:22 +01003860 /*
3861 * Recount currently required checks.
3862 */
3863
Olivier Houchardfbc74e82017-11-24 16:54:05 +01003864 for (curproxy=proxies_list; curproxy; curproxy=curproxy->next) {
Krzysztof Oledzki336d4752007-12-25 02:40:22 +01003865 int optnum;
3866
Willy Tarreau66aa61f2009-01-18 21:44:07 +01003867 for (optnum = 0; cfg_opts[optnum].name; optnum++)
3868 if (curproxy->options & cfg_opts[optnum].val)
3869 global.last_checks |= cfg_opts[optnum].checks;
Krzysztof Oledzki336d4752007-12-25 02:40:22 +01003870
Willy Tarreau66aa61f2009-01-18 21:44:07 +01003871 for (optnum = 0; cfg_opts2[optnum].name; optnum++)
3872 if (curproxy->options2 & cfg_opts2[optnum].val)
3873 global.last_checks |= cfg_opts2[optnum].checks;
Krzysztof Oledzki336d4752007-12-25 02:40:22 +01003874 }
3875
Willy Tarreau0fca4832015-05-01 19:12:05 +02003876 /* compute the required process bindings for the peers */
Olivier Houchardfbc74e82017-11-24 16:54:05 +01003877 for (curproxy = proxies_list; curproxy; curproxy = curproxy->next)
Frédéric Lécaille1b8e68e2019-03-14 07:07:41 +01003878 if (curproxy->table && curproxy->table->peers.p)
3879 curproxy->table->peers.p->peers_fe->bind_proc |= curproxy->bind_proc;
Willy Tarreau0fca4832015-05-01 19:12:05 +02003880
Frédéric Lécaille015e4d72019-03-19 14:55:01 +01003881 /* compute the required process bindings for the peers from <stktables_list>
3882 * for all the stick-tables, the ones coming with "peers" sections included.
3883 */
3884 for (t = stktables_list; t; t = t->next) {
3885 struct proxy *p;
3886
3887 for (p = t->proxies_list; p; p = p->next_stkt_ref) {
3888 if (t->peers.p && t->peers.p->peers_fe) {
3889 t->peers.p->peers_fe->bind_proc |= p->bind_proc;
3890 }
3891 }
3892 }
3893
Frédéric Lécailleed2b4a62017-07-13 09:07:09 +02003894 if (cfg_peers) {
3895 struct peers *curpeers = cfg_peers, **last;
Willy Tarreau122541c2011-09-07 21:24:49 +02003896 struct peer *p, *pb;
3897
Willy Tarreau1e273012015-05-01 19:15:17 +02003898 /* Remove all peers sections which don't have a valid listener,
3899 * which are not used by any table, or which are bound to more
3900 * than one process.
Willy Tarreau122541c2011-09-07 21:24:49 +02003901 */
Frédéric Lécailleed2b4a62017-07-13 09:07:09 +02003902 last = &cfg_peers;
Willy Tarreau122541c2011-09-07 21:24:49 +02003903 while (*last) {
3904 curpeers = *last;
Willy Tarreau77e4bd12015-05-01 20:02:17 +02003905
3906 if (curpeers->state == PR_STSTOPPED) {
3907 /* the "disabled" keyword was present */
3908 if (curpeers->peers_fe)
3909 stop_proxy(curpeers->peers_fe);
3910 curpeers->peers_fe = NULL;
3911 }
Frédéric Lécaille5a4fe5a2019-10-04 08:30:04 +02003912 else if (!curpeers->peers_fe || !curpeers->peers_fe->id) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01003913 ha_warning("Removing incomplete section 'peers %s' (no peer named '%s').\n",
3914 curpeers->id, localpeer);
Willy Tarreau77e4bd12015-05-01 20:02:17 +02003915 }
Willy Tarreau9504dd62018-10-15 09:37:03 +02003916 else if (atleast2(curpeers->peers_fe->bind_proc)) {
Willy Tarreau1e273012015-05-01 19:15:17 +02003917 /* either it's totally stopped or too much used */
3918 if (curpeers->peers_fe->bind_proc) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01003919 ha_alert("Peers section '%s': peers referenced by sections "
3920 "running in different processes (%d different ones). "
3921 "Check global.nbproc and all tables' bind-process "
3922 "settings.\n", curpeers->id, my_popcountl(curpeers->peers_fe->bind_proc));
Willy Tarreau1e273012015-05-01 19:15:17 +02003923 cfgerr++;
3924 }
3925 stop_proxy(curpeers->peers_fe);
3926 curpeers->peers_fe = NULL;
3927 }
Willy Tarreau77e4bd12015-05-01 20:02:17 +02003928 else {
Frédéric Lécaille76d2cef2019-02-12 19:12:32 +01003929 /* Initializes the transport layer of the server part of all the peers belonging to
3930 * <curpeers> section if required.
3931 * Note that ->srv is used by the local peer of a new process to connect to the local peer
3932 * of an old process.
3933 */
Frédéric Lécaille1055e682018-04-26 14:35:21 +02003934 p = curpeers->remote;
3935 while (p) {
Frédéric Lécaille355b2032019-01-11 14:06:12 +01003936 if (p->srv) {
3937 if (p->srv->use_ssl && xprt_get(XPRT_SSL) && xprt_get(XPRT_SSL)->prepare_srv)
3938 cfgerr += xprt_get(XPRT_SSL)->prepare_srv(p->srv);
3939 }
Frédéric Lécaille1055e682018-04-26 14:35:21 +02003940 p = p->next;
3941 }
Frédéric Lécaille76d2cef2019-02-12 19:12:32 +01003942 /* Configure the SSL bindings of the local peer if required. */
3943 if (!LIST_ISEMPTY(&curpeers->peers_fe->conf.bind)) {
3944 struct list *l;
3945 struct bind_conf *bind_conf;
3946
3947 l = &curpeers->peers_fe->conf.bind;
3948 bind_conf = LIST_ELEM(l->n, typeof(bind_conf), by_fe);
3949 if (bind_conf->xprt->prepare_bind_conf &&
3950 bind_conf->xprt->prepare_bind_conf(bind_conf) < 0)
3951 cfgerr++;
3952 }
Frédéric Lécaille8d78fa72019-05-20 18:22:52 +02003953 if (!peers_init_sync(curpeers) || !peers_alloc_dcache(curpeers)) {
Willy Tarreaud9443442018-10-15 11:18:03 +02003954 ha_alert("Peers section '%s': out of memory, giving up on peers.\n",
3955 curpeers->id);
3956 cfgerr++;
3957 break;
3958 }
Willy Tarreau122541c2011-09-07 21:24:49 +02003959 last = &curpeers->next;
3960 continue;
3961 }
3962
Willy Tarreau77e4bd12015-05-01 20:02:17 +02003963 /* clean what has been detected above */
Willy Tarreau122541c2011-09-07 21:24:49 +02003964 p = curpeers->remote;
3965 while (p) {
3966 pb = p->next;
3967 free(p->id);
3968 free(p);
3969 p = pb;
3970 }
3971
3972 /* Destroy and unlink this curpeers section.
3973 * Note: curpeers is backed up into *last.
3974 */
3975 free(curpeers->id);
3976 curpeers = curpeers->next;
3977 free(*last);
3978 *last = curpeers;
3979 }
3980 }
3981
Frédéric Lécaille1b8e68e2019-03-14 07:07:41 +01003982 for (t = stktables_list; t; t = t->next) {
3983 if (t->proxy)
3984 continue;
3985 if (!stktable_init(t)) {
3986 ha_alert("Proxy '%s': failed to initialize stick-table.\n", t->id);
3987 cfgerr++;
3988 }
3989 }
3990
Willy Tarreau6866f3f2015-05-01 19:09:08 +02003991 /* initialize stick-tables on backend capable proxies. This must not
3992 * be done earlier because the data size may be discovered while parsing
3993 * other proxies.
3994 */
Olivier Houchardfbc74e82017-11-24 16:54:05 +01003995 for (curproxy = proxies_list; curproxy; curproxy = curproxy->next) {
Frédéric Lécaille1b8e68e2019-03-14 07:07:41 +01003996 if (curproxy->state == PR_STSTOPPED || !curproxy->table)
Willy Tarreau6866f3f2015-05-01 19:09:08 +02003997 continue;
3998
Frédéric Lécaille1b8e68e2019-03-14 07:07:41 +01003999 if (!stktable_init(curproxy->table)) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01004000 ha_alert("Proxy '%s': failed to initialize stick-table.\n", curproxy->id);
Willy Tarreau6866f3f2015-05-01 19:09:08 +02004001 cfgerr++;
4002 }
4003 }
4004
Simon Horman0d16a402015-01-30 11:22:58 +09004005 if (mailers) {
4006 struct mailers *curmailers = mailers, **last;
4007 struct mailer *m, *mb;
4008
4009 /* Remove all mailers sections which don't have a valid listener.
4010 * This can happen when a mailers section is never referenced.
4011 */
4012 last = &mailers;
4013 while (*last) {
4014 curmailers = *last;
4015 if (curmailers->users) {
4016 last = &curmailers->next;
4017 continue;
4018 }
4019
Christopher Faulet767a84b2017-11-24 16:50:31 +01004020 ha_warning("Removing incomplete section 'mailers %s'.\n",
4021 curmailers->id);
Simon Horman0d16a402015-01-30 11:22:58 +09004022
4023 m = curmailers->mailer_list;
4024 while (m) {
4025 mb = m->next;
4026 free(m->id);
4027 free(m);
4028 m = mb;
4029 }
4030
4031 /* Destroy and unlink this curmailers section.
4032 * Note: curmailers is backed up into *last.
4033 */
4034 free(curmailers->id);
4035 curmailers = curmailers->next;
4036 free(*last);
4037 *last = curmailers;
4038 }
4039 }
4040
Baptiste Assmanne11cfcd2015-08-19 16:44:03 +02004041 /* Update server_state_file_name to backend name if backend is supposed to use
4042 * a server-state file locally defined and none has been provided */
Olivier Houchardfbc74e82017-11-24 16:54:05 +01004043 for (curproxy = proxies_list; curproxy; curproxy = curproxy->next) {
Baptiste Assmanne11cfcd2015-08-19 16:44:03 +02004044 if (curproxy->load_server_state_from_file == PR_SRV_STATE_FILE_LOCAL &&
4045 curproxy->server_state_file_name == NULL)
4046 curproxy->server_state_file_name = strdup(curproxy->id);
4047 }
4048
Ben Draut054fbee2018-04-13 15:43:04 -06004049 list_for_each_entry(curr_resolvers, &dns_resolvers, list) {
4050 if (LIST_ISEMPTY(&curr_resolvers->nameservers)) {
4051 ha_warning("config : resolvers '%s' [%s:%d] has no nameservers configured!\n",
4052 curr_resolvers->id, curr_resolvers->conf.file,
4053 curr_resolvers->conf.line);
4054 err_code |= ERR_WARN;
4055 }
4056 }
4057
William Lallemand48b4bb42017-10-23 14:36:34 +02004058 list_for_each_entry(postparser, &postparsers, list) {
4059 if (postparser->func)
4060 cfgerr += postparser->func();
4061 }
4062
Willy Tarreaubb925012009-07-23 13:36:36 +02004063 if (cfgerr > 0)
4064 err_code |= ERR_ALERT | ERR_FATAL;
4065 out:
4066 return err_code;
Willy Tarreaubaaee002006-06-26 02:48:02 +02004067}
4068
Willy Tarreau5b2c3362008-07-09 19:39:06 +02004069/*
4070 * Registers the CFG keyword list <kwl> as a list of valid keywords for next
4071 * parsing sessions.
4072 */
4073void cfg_register_keywords(struct cfg_kw_list *kwl)
4074{
4075 LIST_ADDQ(&cfg_keywords.list, &kwl->list);
4076}
Willy Tarreaubaaee002006-06-26 02:48:02 +02004077
Willy Tarreau5b2c3362008-07-09 19:39:06 +02004078/*
4079 * Unregisters the CFG keyword list <kwl> from the list of valid keywords.
4080 */
4081void cfg_unregister_keywords(struct cfg_kw_list *kwl)
4082{
4083 LIST_DEL(&kwl->list);
4084 LIST_INIT(&kwl->list);
4085}
Willy Tarreaubaaee002006-06-26 02:48:02 +02004086
Thierry FOURNIERfa45f1d2014-03-18 13:54:18 +01004087/* this function register new section in the haproxy configuration file.
4088 * <section_name> is the name of this new section and <section_parser>
4089 * is the called parser. If two section declaration have the same name,
4090 * only the first declared is used.
4091 */
4092int cfg_register_section(char *section_name,
William Lallemandd2ff56d2017-10-16 11:06:50 +02004093 int (*section_parser)(const char *, int, char **, int),
4094 int (*post_section_parser)())
Thierry FOURNIERfa45f1d2014-03-18 13:54:18 +01004095{
4096 struct cfg_section *cs;
4097
Willy Tarreau5e4261b2016-05-17 16:16:09 +02004098 list_for_each_entry(cs, &sections, list) {
4099 if (strcmp(cs->section_name, section_name) == 0) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01004100 ha_alert("register section '%s': already registered.\n", section_name);
Willy Tarreau5e4261b2016-05-17 16:16:09 +02004101 return 0;
4102 }
4103 }
4104
Thierry FOURNIERfa45f1d2014-03-18 13:54:18 +01004105 cs = calloc(1, sizeof(*cs));
4106 if (!cs) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01004107 ha_alert("register section '%s': out of memory.\n", section_name);
Thierry FOURNIERfa45f1d2014-03-18 13:54:18 +01004108 return 0;
4109 }
4110
4111 cs->section_name = section_name;
4112 cs->section_parser = section_parser;
William Lallemandd2ff56d2017-10-16 11:06:50 +02004113 cs->post_section_parser = post_section_parser;
Thierry FOURNIERfa45f1d2014-03-18 13:54:18 +01004114
4115 LIST_ADDQ(&sections, &cs->list);
4116
4117 return 1;
4118}
4119
William Lallemand48b4bb42017-10-23 14:36:34 +02004120/* this function register a new function which will be called once the haproxy
4121 * configuration file has been parsed. It's useful to check dependencies
4122 * between sections or to resolve items once everything is parsed.
4123 */
4124int cfg_register_postparser(char *name, int (*func)())
4125{
4126 struct cfg_postparser *cp;
4127
4128 cp = calloc(1, sizeof(*cp));
4129 if (!cp) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01004130 ha_alert("register postparser '%s': out of memory.\n", name);
William Lallemand48b4bb42017-10-23 14:36:34 +02004131 return 0;
4132 }
4133 cp->name = name;
4134 cp->func = func;
4135
4136 LIST_ADDQ(&postparsers, &cp->list);
4137
4138 return 1;
4139}
4140
Willy Tarreaubaaee002006-06-26 02:48:02 +02004141/*
David Carlier845efb52015-09-25 11:49:18 +01004142 * free all config section entries
4143 */
4144void cfg_unregister_sections(void)
4145{
4146 struct cfg_section *cs, *ics;
4147
4148 list_for_each_entry_safe(cs, ics, &sections, list) {
4149 LIST_DEL(&cs->list);
4150 free(cs);
4151 }
4152}
4153
Christopher Faulet7110b402016-10-26 11:09:44 +02004154void cfg_backup_sections(struct list *backup_sections)
4155{
4156 struct cfg_section *cs, *ics;
4157
4158 list_for_each_entry_safe(cs, ics, &sections, list) {
4159 LIST_DEL(&cs->list);
4160 LIST_ADDQ(backup_sections, &cs->list);
4161 }
4162}
4163
4164void cfg_restore_sections(struct list *backup_sections)
4165{
4166 struct cfg_section *cs, *ics;
4167
4168 list_for_each_entry_safe(cs, ics, backup_sections, list) {
4169 LIST_DEL(&cs->list);
4170 LIST_ADDQ(&sections, &cs->list);
4171 }
4172}
4173
Willy Tarreaue6552512018-11-26 11:33:13 +01004174/* these are the config sections handled by default */
4175REGISTER_CONFIG_SECTION("listen", cfg_parse_listen, NULL);
4176REGISTER_CONFIG_SECTION("frontend", cfg_parse_listen, NULL);
4177REGISTER_CONFIG_SECTION("backend", cfg_parse_listen, NULL);
4178REGISTER_CONFIG_SECTION("defaults", cfg_parse_listen, NULL);
4179REGISTER_CONFIG_SECTION("global", cfg_parse_global, NULL);
4180REGISTER_CONFIG_SECTION("userlist", cfg_parse_users, NULL);
4181REGISTER_CONFIG_SECTION("peers", cfg_parse_peers, NULL);
4182REGISTER_CONFIG_SECTION("mailers", cfg_parse_mailers, NULL);
4183REGISTER_CONFIG_SECTION("namespace_list", cfg_parse_netns, NULL);
4184REGISTER_CONFIG_SECTION("resolvers", cfg_parse_resolvers, NULL);
Willy Tarreau659fbf02016-05-26 17:55:28 +02004185
David Carlier845efb52015-09-25 11:49:18 +01004186/*
Willy Tarreaubaaee002006-06-26 02:48:02 +02004187 * Local variables:
4188 * c-indent-level: 8
4189 * c-basic-offset: 8
4190 * End:
4191 */