blob: ff20de137dd14be96acfa7ad8c833542b75d5f5f [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 Tarreau34eb6712011-10-24 18:15:04 +020066#include <proto/hdr_idx.h>
Willy Tarreau61c112a2018-10-02 16:43:32 +020067#include <proto/http_rules.h>
Willy Tarreau6b2e11b2009-10-01 07:52:15 +020068#include <proto/lb_chash.h>
Willy Tarreauf09c6602012-02-13 17:12:08 +010069#include <proto/lb_fas.h>
Willy Tarreauf89c1872009-10-01 11:19:37 +020070#include <proto/lb_fwlc.h>
71#include <proto/lb_fwrr.h>
72#include <proto/lb_map.h>
Willy Tarreaud1d54542012-09-12 22:58:11 +020073#include <proto/listener.h>
Willy Tarreaubaaee002006-06-26 02:48:02 +020074#include <proto/log.h>
Willy Tarreaud1d54542012-09-12 22:58:11 +020075#include <proto/protocol.h>
Willy Tarreaue6b98942007-10-29 01:09:36 +010076#include <proto/proto_http.h>
Willy Tarreau2b5652f2006-12-31 17:46:05 +010077#include <proto/proxy.h>
Emeric Brun32da3c42010-09-23 18:39:19 +020078#include <proto/peers.h>
Willy Tarreaucd3b0942012-04-27 21:52:18 +020079#include <proto/sample.h>
Willy Tarreau9903f0e2015-04-04 18:50:31 +020080#include <proto/session.h>
Willy Tarreaubaaee002006-06-26 02:48:02 +020081#include <proto/server.h>
Willy Tarreau87b09662015-04-03 00:22:06 +020082#include <proto/stream.h>
Emeric Brunb982a3d2010-01-04 15:45:53 +010083#include <proto/stick_table.h>
Willy Tarreau39713102016-11-25 15:49:32 +010084#include <proto/task.h>
85#include <proto/tcp_rules.h>
Olivier Houchard673867c2018-05-25 16:58:52 +020086#include <proto/connection.h>
Willy Tarreaubaaee002006-06-26 02:48:02 +020087
88
Willy Tarreauf3c69202006-07-09 16:42:34 +020089/* This is the SSLv3 CLIENT HELLO packet used in conjunction with the
90 * ssl-hello-chk option to ensure that the remote server speaks SSL.
91 *
92 * Check RFC 2246 (TLSv1.0) sections A.3 and A.4 for details.
93 */
94const char sslv3_client_hello_pkt[] = {
95 "\x16" /* ContentType : 0x16 = Hanshake */
96 "\x03\x00" /* ProtocolVersion : 0x0300 = SSLv3 */
97 "\x00\x79" /* ContentLength : 0x79 bytes after this one */
98 "\x01" /* HanshakeType : 0x01 = CLIENT HELLO */
99 "\x00\x00\x75" /* HandshakeLength : 0x75 bytes after this one */
100 "\x03\x00" /* Hello Version : 0x0300 = v3 */
101 "\x00\x00\x00\x00" /* Unix GMT Time (s) : filled with <now> (@0x0B) */
102 "HAPROXYSSLCHK\nHAPROXYSSLCHK\n" /* Random : must be exactly 28 bytes */
103 "\x00" /* Session ID length : empty (no session ID) */
104 "\x00\x4E" /* Cipher Suite Length : 78 bytes after this one */
105 "\x00\x01" "\x00\x02" "\x00\x03" "\x00\x04" /* 39 most common ciphers : */
106 "\x00\x05" "\x00\x06" "\x00\x07" "\x00\x08" /* 0x01...0x1B, 0x2F...0x3A */
107 "\x00\x09" "\x00\x0A" "\x00\x0B" "\x00\x0C" /* This covers RSA/DH, */
108 "\x00\x0D" "\x00\x0E" "\x00\x0F" "\x00\x10" /* various bit lengths, */
109 "\x00\x11" "\x00\x12" "\x00\x13" "\x00\x14" /* SHA1/MD5, DES/3DES/AES... */
110 "\x00\x15" "\x00\x16" "\x00\x17" "\x00\x18"
111 "\x00\x19" "\x00\x1A" "\x00\x1B" "\x00\x2F"
112 "\x00\x30" "\x00\x31" "\x00\x32" "\x00\x33"
113 "\x00\x34" "\x00\x35" "\x00\x36" "\x00\x37"
114 "\x00\x38" "\x00\x39" "\x00\x3A"
115 "\x01" /* Compression Length : 0x01 = 1 byte for types */
116 "\x00" /* Compression Type : 0x00 = NULL compression */
117};
118
Thierry FOURNIERfa45f1d2014-03-18 13:54:18 +0100119/* Used to chain configuration sections definitions. This list
120 * stores struct cfg_section
121 */
122struct list sections = LIST_HEAD_INIT(sections);
123
William Lallemand48b4bb42017-10-23 14:36:34 +0200124struct list postparsers = LIST_HEAD_INIT(postparsers);
125
Willy Tarreau3a1f5fd2018-11-11 15:40:36 +0100126char *cursection = NULL;
127struct proxy defproxy = { }; /* fake proxy used to assign default values on all instances */
Willy Tarreauc8d5b952019-02-27 17:25:52 +0100128int cfg_maxpconn = 0; /* # of simultaneous connections per proxy (-N) */
Willy Tarreau5af24ef2009-03-15 15:23:16 +0100129int cfg_maxconn = 0; /* # of simultaneous connections, (-n) */
Christopher Faulet79bdef32016-11-04 22:36:15 +0100130char *cfg_scope = NULL; /* the current scope during the configuration parsing */
Willy Tarreaubaaee002006-06-26 02:48:02 +0200131
Willy Tarreau5b2c3362008-07-09 19:39:06 +0200132/* List head of all known configuration keywords */
Willy Tarreau36b9e222018-11-11 15:19:52 +0100133struct cfg_kw_list cfg_keywords = {
Willy Tarreau5b2c3362008-07-09 19:39:06 +0200134 .list = LIST_HEAD_INIT(cfg_keywords.list)
135};
136
Willy Tarreaubaaee002006-06-26 02:48:02 +0200137/*
138 * converts <str> to a list of listeners which are dynamically allocated.
139 * The format is "{addr|'*'}:port[-end][,{addr|'*'}:port[-end]]*", where :
140 * - <addr> can be empty or "*" to indicate INADDR_ANY ;
141 * - <port> is a numerical port from 1 to 65535 ;
142 * - <end> indicates to use the range from <port> to <end> instead (inclusive).
143 * This can be repeated as many times as necessary, separated by a coma.
Willy Tarreau4fbb2282012-09-20 20:01:39 +0200144 * Function returns 1 for success or 0 if error. In case of errors, if <err> is
145 * not NULL, it must be a valid pointer to either NULL or a freeable area that
146 * will be replaced with an error message.
Willy Tarreaubaaee002006-06-26 02:48:02 +0200147 */
Willy Tarreau4fbb2282012-09-20 20:01:39 +0200148int 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 +0200149{
Willy Tarreau2dff0c22011-03-04 15:43:13 +0100150 char *next, *dupstr;
Willy Tarreaubaaee002006-06-26 02:48:02 +0200151 int port, end;
152
153 next = dupstr = strdup(str);
Krzysztof Piotr Oledzkiaeebf9b2009-10-04 15:43:17 +0200154
Willy Tarreaubaaee002006-06-26 02:48:02 +0200155 while (next && *next) {
William Lallemand75ea0a02017-11-15 19:02:58 +0100156 int inherited = 0;
Willy Tarreau0de59fd2017-09-15 08:10:44 +0200157 struct sockaddr_storage *ss2;
Willy Tarreau40aa0702013-03-10 23:51:38 +0100158 int fd = -1;
Willy Tarreaubaaee002006-06-26 02:48:02 +0200159
160 str = next;
161 /* 1) look for the end of the first address */
Krzysztof Piotr Oledzki52d522b2009-01-27 16:57:08 +0100162 if ((next = strchr(str, ',')) != NULL) {
Willy Tarreaubaaee002006-06-26 02:48:02 +0200163 *next++ = 0;
164 }
165
Willy Tarreau48ef4c92017-01-06 18:32:38 +0100166 ss2 = str2sa_range(str, NULL, &port, &end, err,
Willy Tarreau72b8c1f2015-09-08 15:50:19 +0200167 curproxy == global.stats_fe ? NULL : global.unix_bind.prefix,
Thierry FOURNIER7fe3be72015-09-26 20:03:36 +0200168 NULL, 1);
Willy Tarreau12eb2a62013-03-06 15:45:03 +0100169 if (!ss2)
170 goto fail;
Willy Tarreaubaaee002006-06-26 02:48:02 +0200171
Willy Tarreau12eb2a62013-03-06 15:45:03 +0100172 if (ss2->ss_family == AF_INET || ss2->ss_family == AF_INET6) {
Willy Tarreau6d03cc32013-02-20 17:26:02 +0100173 if (!port && !end) {
Willy Tarreau4fbb2282012-09-20 20:01:39 +0200174 memprintf(err, "missing port number: '%s'\n", str);
Willy Tarreau2dff0c22011-03-04 15:43:13 +0100175 goto fail;
Emeric Bruned760922010-10-22 17:59:25 +0200176 }
Willy Tarreaubaaee002006-06-26 02:48:02 +0200177
Willy Tarreau6d03cc32013-02-20 17:26:02 +0100178 if (!port || !end) {
179 memprintf(err, "port offsets are not allowed in 'bind': '%s'\n", str);
180 goto fail;
181 }
182
Emeric Bruned760922010-10-22 17:59:25 +0200183 if (port < 1 || port > 65535) {
Willy Tarreau4fbb2282012-09-20 20:01:39 +0200184 memprintf(err, "invalid port '%d' specified for address '%s'.\n", port, str);
Emeric Bruned760922010-10-22 17:59:25 +0200185 goto fail;
186 }
187
188 if (end < 1 || end > 65535) {
Willy Tarreau4fbb2282012-09-20 20:01:39 +0200189 memprintf(err, "invalid port '%d' specified for address '%s'.\n", end, str);
Emeric Bruned760922010-10-22 17:59:25 +0200190 goto fail;
191 }
Willy Tarreaubaaee002006-06-26 02:48:02 +0200192 }
Willy Tarreau40aa0702013-03-10 23:51:38 +0100193 else if (ss2->ss_family == AF_UNSPEC) {
194 socklen_t addr_len;
William Lallemand75ea0a02017-11-15 19:02:58 +0100195 inherited = 1;
Willy Tarreau40aa0702013-03-10 23:51:38 +0100196
197 /* We want to attach to an already bound fd whose number
198 * is in the addr part of ss2 when cast to sockaddr_in.
199 * Note that by definition there is a single listener.
200 * We still have to determine the address family to
201 * register the correct protocol.
202 */
203 fd = ((struct sockaddr_in *)ss2)->sin_addr.s_addr;
204 addr_len = sizeof(*ss2);
205 if (getsockname(fd, (struct sockaddr *)ss2, &addr_len) == -1) {
206 memprintf(err, "cannot use file descriptor '%d' : %s.\n", fd, strerror(errno));
207 goto fail;
208 }
209
210 port = end = get_host_port(ss2);
William Lallemand2fe7dd02018-09-11 16:51:29 +0200211
212 } else if (ss2->ss_family == AF_CUST_SOCKPAIR) {
213 socklen_t addr_len;
214 inherited = 1;
215
216 fd = ((struct sockaddr_in *)ss2)->sin_addr.s_addr;
217 addr_len = sizeof(*ss2);
218 if (getsockname(fd, (struct sockaddr *)ss2, &addr_len) == -1) {
219 memprintf(err, "cannot use file descriptor '%d' : %s.\n", fd, strerror(errno));
220 goto fail;
221 }
222
223 ss2->ss_family = AF_CUST_SOCKPAIR; /* reassign AF_CUST_SOCKPAIR because of getsockname */
224 port = end = 0;
Willy Tarreau40aa0702013-03-10 23:51:38 +0100225 }
Willy Tarreaubaaee002006-06-26 02:48:02 +0200226
Willy Tarreau12eb2a62013-03-06 15:45:03 +0100227 /* OK the address looks correct */
William Lallemand75ea0a02017-11-15 19:02:58 +0100228 if (!create_listeners(bind_conf, ss2, port, end, fd, inherited, err)) {
Willy Tarreau0de59fd2017-09-15 08:10:44 +0200229 memprintf(err, "%s for address '%s'.\n", *err, str);
230 goto fail;
231 }
Willy Tarreaubaaee002006-06-26 02:48:02 +0200232 } /* end while(next) */
233 free(dupstr);
Krzysztof Piotr Oledzkiaeebf9b2009-10-04 15:43:17 +0200234 return 1;
Willy Tarreaubaaee002006-06-26 02:48:02 +0200235 fail:
236 free(dupstr);
Krzysztof Piotr Oledzkiaeebf9b2009-10-04 15:43:17 +0200237 return 0;
Willy Tarreaubaaee002006-06-26 02:48:02 +0200238}
239
William Lallemand6e62fb62015-04-28 16:55:23 +0200240/*
Willy Tarreauece9b072016-12-21 22:41:44 +0100241 * Report an error in <msg> when there are too many arguments. This version is
242 * intended to be used by keyword parsers so that the message will be included
243 * into the general error message. The index is the current keyword in args.
244 * Return 0 if the number of argument is correct, otherwise build a message and
245 * return 1. Fill err_code with an ERR_ALERT and an ERR_FATAL if not null. The
246 * message may also be null, it will simply not be produced (useful to check only).
247 * <msg> and <err_code> are only affected on error.
248 */
249int too_many_args_idx(int maxarg, int index, char **args, char **msg, int *err_code)
250{
251 int i;
252
253 if (!*args[index + maxarg + 1])
254 return 0;
255
256 if (msg) {
257 *msg = NULL;
258 memprintf(msg, "%s", args[0]);
259 for (i = 1; i <= index; i++)
260 memprintf(msg, "%s %s", *msg, args[i]);
261
262 memprintf(msg, "'%s' cannot handle unexpected argument '%s'.", *msg, args[index + maxarg + 1]);
263 }
264 if (err_code)
265 *err_code |= ERR_ALERT | ERR_FATAL;
266
267 return 1;
268}
269
270/*
271 * same as too_many_args_idx with a 0 index
272 */
273int too_many_args(int maxarg, char **args, char **msg, int *err_code)
274{
275 return too_many_args_idx(maxarg, 0, args, msg, err_code);
276}
277
278/*
William Lallemand6e62fb62015-04-28 16:55:23 +0200279 * Report a fatal Alert when there is too much arguments
280 * The index is the current keyword in args
281 * Return 0 if the number of argument is correct, otherwise emit an alert and return 1
282 * Fill err_code with an ERR_ALERT and an ERR_FATAL
283 */
284int alertif_too_many_args_idx(int maxarg, int index, const char *file, int linenum, char **args, int *err_code)
285{
286 char *kw = NULL;
287 int i;
288
289 if (!*args[index + maxarg + 1])
290 return 0;
291
292 memprintf(&kw, "%s", args[0]);
293 for (i = 1; i <= index; i++) {
294 memprintf(&kw, "%s %s", kw, args[i]);
295 }
296
Christopher Faulet767a84b2017-11-24 16:50:31 +0100297 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 +0200298 free(kw);
299 *err_code |= ERR_ALERT | ERR_FATAL;
300 return 1;
301}
302
303/*
304 * same as alertif_too_many_args_idx with a 0 index
305 */
306int alertif_too_many_args(int maxarg, const char *file, int linenum, char **args, int *err_code)
307{
308 return alertif_too_many_args_idx(maxarg, 0, file, linenum, args, err_code);
309}
310
Willy Tarreau61d18892009-03-31 10:49:21 +0200311
Willy Tarreaua91d0a52013-03-25 08:12:18 +0100312/* Report it if a request ACL condition uses some keywords that are incompatible
313 * with the place where the ACL is used. It returns either 0 or ERR_WARN so that
314 * its result can be or'ed with err_code. Note that <cond> may be NULL and then
315 * will be ignored.
Willy Tarreauf1e98b82010-01-28 17:59:39 +0100316 */
Willy Tarreau3a1f5fd2018-11-11 15:40:36 +0100317int warnif_cond_conflicts(const struct acl_cond *cond, unsigned int where, const char *file, int line)
Willy Tarreauf1e98b82010-01-28 17:59:39 +0100318{
Willy Tarreaua91d0a52013-03-25 08:12:18 +0100319 const struct acl *acl;
Willy Tarreau93fddf12013-03-31 22:59:32 +0200320 const char *kw;
Willy Tarreauf1e98b82010-01-28 17:59:39 +0100321
Willy Tarreaua91d0a52013-03-25 08:12:18 +0100322 if (!cond)
Willy Tarreauf1e98b82010-01-28 17:59:39 +0100323 return 0;
324
Willy Tarreaua91d0a52013-03-25 08:12:18 +0100325 acl = acl_cond_conflicts(cond, where);
326 if (acl) {
327 if (acl->name && *acl->name)
Christopher Faulet767a84b2017-11-24 16:50:31 +0100328 ha_warning("parsing [%s:%d] : acl '%s' will never match because it only involves keywords that are incompatible with '%s'\n",
329 file, line, acl->name, sample_ckp_names(where));
Willy Tarreaua91d0a52013-03-25 08:12:18 +0100330 else
Christopher Faulet767a84b2017-11-24 16:50:31 +0100331 ha_warning("parsing [%s:%d] : anonymous acl will never match because it uses keyword '%s' which is incompatible with '%s'\n",
332 file, line, LIST_ELEM(acl->expr.n, struct acl_expr *, list)->kw, sample_ckp_names(where));
Willy Tarreaua91d0a52013-03-25 08:12:18 +0100333 return ERR_WARN;
334 }
335 if (!acl_cond_kw_conflicts(cond, where, &acl, &kw))
Willy Tarreaufdb563c2010-01-31 15:43:27 +0100336 return 0;
337
Willy Tarreaua91d0a52013-03-25 08:12:18 +0100338 if (acl->name && *acl->name)
Christopher Faulet767a84b2017-11-24 16:50:31 +0100339 ha_warning("parsing [%s:%d] : acl '%s' involves keywords '%s' which is incompatible with '%s'\n",
340 file, line, acl->name, kw, sample_ckp_names(where));
Willy Tarreaua91d0a52013-03-25 08:12:18 +0100341 else
Christopher Faulet767a84b2017-11-24 16:50:31 +0100342 ha_warning("parsing [%s:%d] : anonymous acl involves keyword '%s' which is incompatible with '%s'\n",
343 file, line, kw, sample_ckp_names(where));
Willy Tarreaufdb563c2010-01-31 15:43:27 +0100344 return ERR_WARN;
345}
346
Christopher Faulet62519022017-10-16 15:49:32 +0200347/* Parse a string representing a process number or a set of processes. It must
Willy Tarreauc9a82e42019-01-26 13:25:14 +0100348 * be "all", "odd", "even", a number between 1 and <max> or a range with
Christopher Faulet5ab51772017-11-22 11:21:58 +0100349 * two such numbers delimited by a dash ('-'). On success, it returns
350 * 0. otherwise it returns 1 with an error message in <err>.
Christopher Faulet62519022017-10-16 15:49:32 +0200351 *
352 * Note: this function can also be used to parse a thread number or a set of
353 * threads.
354 */
Willy Tarreauc9a82e42019-01-26 13:25:14 +0100355int parse_process_number(const char *arg, unsigned long *proc, int max, int *autoinc, char **err)
Christopher Faulet62519022017-10-16 15:49:32 +0200356{
Christopher Faulet26028f62017-11-22 15:01:51 +0100357 if (autoinc) {
358 *autoinc = 0;
359 if (strncmp(arg, "auto:", 5) == 0) {
360 arg += 5;
361 *autoinc = 1;
362 }
363 }
364
Christopher Faulet62519022017-10-16 15:49:32 +0200365 if (strcmp(arg, "all") == 0)
Christopher Faulet5ab51772017-11-22 11:21:58 +0100366 *proc |= ~0UL;
Christopher Faulet62519022017-10-16 15:49:32 +0200367 else if (strcmp(arg, "odd") == 0)
Christopher Faulet5ab51772017-11-22 11:21:58 +0100368 *proc |= ~0UL/3UL; /* 0x555....555 */
Christopher Faulet62519022017-10-16 15:49:32 +0200369 else if (strcmp(arg, "even") == 0)
Christopher Faulet5ab51772017-11-22 11:21:58 +0100370 *proc |= (~0UL/3UL) << 1; /* 0xAAA...AAA */
Christopher Faulet62519022017-10-16 15:49:32 +0200371 else {
Christopher Faulet18cca782019-02-07 16:29:41 +0100372 const char *p, *dash = NULL;
Christopher Faulet1dcb9cb2017-11-22 10:24:40 +0100373 unsigned int low, high;
374
Christopher Faulet18cca782019-02-07 16:29:41 +0100375 for (p = arg; *p; p++) {
376 if (*p == '-' && !dash)
377 dash = p;
378 else if (!isdigit((int)*p)) {
379 memprintf(err, "'%s' is not a valid number/range.", arg);
380 return -1;
381 }
Christopher Faulet5ab51772017-11-22 11:21:58 +0100382 }
Christopher Faulet1dcb9cb2017-11-22 10:24:40 +0100383
384 low = high = str2uic(arg);
Christopher Faulet18cca782019-02-07 16:29:41 +0100385 if (dash)
Willy Tarreauc9a82e42019-01-26 13:25:14 +0100386 high = ((!*(dash+1)) ? max : str2uic(dash + 1));
Christopher Fauletff4121f2017-11-22 16:38:49 +0100387
Christopher Faulet1dcb9cb2017-11-22 10:24:40 +0100388 if (high < low) {
389 unsigned int swap = low;
390 low = high;
391 high = swap;
392 }
393
Willy Tarreauc9a82e42019-01-26 13:25:14 +0100394 if (low < 1 || low > max || high > max) {
Christopher Fauletcb6a9452017-11-22 16:50:41 +0100395 memprintf(err, "'%s' is not a valid number/range."
396 " It supports numbers from 1 to %d.\n",
Willy Tarreauc9a82e42019-01-26 13:25:14 +0100397 arg, max);
Christopher Faulet5ab51772017-11-22 11:21:58 +0100398 return 1;
399 }
Christopher Faulet1dcb9cb2017-11-22 10:24:40 +0100400
401 for (;low <= high; low++)
Christopher Faulet5ab51772017-11-22 11:21:58 +0100402 *proc |= 1UL << (low-1);
Christopher Faulet62519022017-10-16 15:49:32 +0200403 }
Willy Tarreauc9a82e42019-01-26 13:25:14 +0100404 *proc &= ~0UL >> (LONGBITS - max);
Christopher Faulet1dcb9cb2017-11-22 10:24:40 +0100405
Christopher Faulet5ab51772017-11-22 11:21:58 +0100406 return 0;
Christopher Faulet62519022017-10-16 15:49:32 +0200407}
408
David Carlier7e351ee2017-12-01 09:14:02 +0000409#ifdef USE_CPU_AFFINITY
Christopher Faulet62519022017-10-16 15:49:32 +0200410/* Parse cpu sets. Each CPU set is either a unique number between 0 and
411 * <LONGBITS> or a range with two such numbers delimited by a dash
412 * ('-'). Multiple CPU numbers or ranges may be specified. On success, it
413 * returns 0. otherwise it returns 1 with an error message in <err>.
414 */
Willy Tarreau36b9e222018-11-11 15:19:52 +0100415unsigned long parse_cpu_set(const char **args, unsigned long *cpu_set, char **err)
Christopher Faulet62519022017-10-16 15:49:32 +0200416{
417 int cur_arg = 0;
418
419 *cpu_set = 0;
420 while (*args[cur_arg]) {
421 char *dash;
422 unsigned int low, high;
423
424 if (!isdigit((int)*args[cur_arg])) {
425 memprintf(err, "'%s' is not a CPU range.\n", args[cur_arg]);
426 return -1;
427 }
428
429 low = high = str2uic(args[cur_arg]);
430 if ((dash = strchr(args[cur_arg], '-')) != NULL)
Christopher Fauletff4121f2017-11-22 16:38:49 +0100431 high = ((!*(dash+1)) ? LONGBITS-1 : str2uic(dash + 1));
Christopher Faulet62519022017-10-16 15:49:32 +0200432
433 if (high < low) {
434 unsigned int swap = low;
435 low = high;
436 high = swap;
437 }
438
439 if (high >= LONGBITS) {
440 memprintf(err, "supports CPU numbers from 0 to %d.\n", LONGBITS - 1);
441 return 1;
442 }
443
444 while (low <= high)
445 *cpu_set |= 1UL << low++;
446
447 cur_arg++;
448 }
449 return 0;
450}
David Carlier7e351ee2017-12-01 09:14:02 +0000451#endif
452
Willy Tarreau915e1eb2009-06-22 15:48:36 +0200453void init_default_instance()
Willy Tarreaubaaee002006-06-26 02:48:02 +0200454{
Willy Tarreau97cb7802010-01-03 20:23:58 +0100455 init_new_proxy(&defproxy);
Willy Tarreaubaaee002006-06-26 02:48:02 +0200456 defproxy.mode = PR_MODE_TCP;
457 defproxy.state = PR_STNEW;
458 defproxy.maxconn = cfg_maxpconn;
459 defproxy.conn_retries = CONN_RETRIES;
Joseph Lynch726ab712015-05-11 23:25:34 -0700460 defproxy.redispatch_after = 0;
Olivier Houchard86006a52018-12-14 19:37:49 +0100461 defproxy.options = PR_O_REUSE_SAFE;
Olivier Houcharda4d4fdf2018-12-14 19:27:06 +0100462 defproxy.max_out_conns = MAX_SRV_LIST;
Krzysztof Piotr Oledzkic6df0662010-01-05 16:38:49 +0100463
Simon Horman66183002013-02-23 10:16:43 +0900464 defproxy.defsrv.check.inter = DEF_CHKINTR;
465 defproxy.defsrv.check.fastinter = 0;
466 defproxy.defsrv.check.downinter = 0;
Simon Hormand60d6912013-11-25 10:46:36 +0900467 defproxy.defsrv.agent.inter = DEF_CHKINTR;
468 defproxy.defsrv.agent.fastinter = 0;
469 defproxy.defsrv.agent.downinter = 0;
Simon Horman58c32972013-11-25 10:46:38 +0900470 defproxy.defsrv.check.rise = DEF_RISETIME;
471 defproxy.defsrv.check.fall = DEF_FALLTIME;
472 defproxy.defsrv.agent.rise = DEF_AGENT_RISETIME;
473 defproxy.defsrv.agent.fall = DEF_AGENT_FALLTIME;
Willy Tarreau5b3a2022012-09-28 15:01:02 +0200474 defproxy.defsrv.check.port = 0;
Simon Hormand60d6912013-11-25 10:46:36 +0900475 defproxy.defsrv.agent.port = 0;
Krzysztof Piotr Oledzkic6df0662010-01-05 16:38:49 +0100476 defproxy.defsrv.maxqueue = 0;
477 defproxy.defsrv.minconn = 0;
478 defproxy.defsrv.maxconn = 0;
Willy Tarreau9c538e02019-01-23 10:21:49 +0100479 defproxy.defsrv.max_reuse = -1;
Olivier Houchard006e3102018-12-10 18:30:32 +0100480 defproxy.defsrv.max_idle_conns = -1;
Olivier Houchardb7b3faa2018-12-14 18:15:36 +0100481 defproxy.defsrv.pool_purge_delay = 1000;
Krzysztof Piotr Oledzkic6df0662010-01-05 16:38:49 +0100482 defproxy.defsrv.slowstart = 0;
483 defproxy.defsrv.onerror = DEF_HANA_ONERR;
484 defproxy.defsrv.consecutive_errors_limit = DEF_HANA_ERRLIMIT;
485 defproxy.defsrv.uweight = defproxy.defsrv.iweight = 1;
Simon Horman64e34162015-02-06 11:11:57 +0900486
487 defproxy.email_alert.level = LOG_ALERT;
Baptiste Assmanne11cfcd2015-08-19 16:44:03 +0200488 defproxy.load_server_state_from_file = PR_SRV_STATE_FILE_UNSPEC;
Willy Tarreaubaaee002006-06-26 02:48:02 +0200489}
490
Frédéric Lécaille18251032019-01-11 11:07:15 +0100491/* Allocate and initialize the frontend of a "peers" section found in
492 * file <file> at line <linenum> with <id> as ID.
493 * Return 0 if succeeded, -1 if not.
Frédéric Lécaillec06b5d42018-04-26 10:06:41 +0200494 * Note that this function may be called from "default-server"
495 * or "peer" lines.
Frédéric Lécaille18251032019-01-11 11:07:15 +0100496 */
497static int init_peers_frontend(const char *file, int linenum,
498 const char *id, struct peers *peers)
499{
500 struct proxy *p;
501
Frédéric Lécaillec06b5d42018-04-26 10:06:41 +0200502 if (peers->peers_fe) {
503 p = peers->peers_fe;
504 goto out;
505 }
Frédéric Lécaille9492c4e2019-01-11 11:47:12 +0100506
Frédéric Lécaille18251032019-01-11 11:07:15 +0100507 p = calloc(1, sizeof *p);
508 if (!p) {
509 ha_alert("parsing [%s:%d] : out of memory.\n", file, linenum);
510 return -1;
511 }
512
513 init_new_proxy(p);
Frédéric Lécaillec06b5d42018-04-26 10:06:41 +0200514 peers_setup_frontend(p);
Frédéric Lécaille18251032019-01-11 11:07:15 +0100515 p->parent = peers;
Frédéric Lécaillec06b5d42018-04-26 10:06:41 +0200516 /* Finally store this frontend. */
517 peers->peers_fe = p;
518
519 out:
520 if (id && !p->id)
521 p->id = strdup(id);
Frédéric Lécaille1055e682018-04-26 14:35:21 +0200522 free(p->conf.file);
Frédéric Lécaille18251032019-01-11 11:07:15 +0100523 p->conf.args.file = p->conf.file = strdup(file);
Frédéric Lécaille355b2032019-01-11 14:06:12 +0100524 if (linenum != -1)
525 p->conf.args.line = p->conf.line = linenum;
Frédéric Lécaille18251032019-01-11 11:07:15 +0100526
527 return 0;
528}
Willy Tarreauade5ec42010-01-28 19:33:49 +0100529
Frédéric Lécaille355b2032019-01-11 14:06:12 +0100530/* Only change ->file, ->line and ->arg struct bind_conf member values
531 * if already present.
532 */
533static struct bind_conf *bind_conf_uniq_alloc(struct proxy *p,
534 const char *file, int line,
535 const char *arg, struct xprt_ops *xprt)
536{
537 struct bind_conf *bind_conf;
538
539 if (!LIST_ISEMPTY(&p->conf.bind)) {
540 bind_conf = LIST_ELEM((&p->conf.bind)->n, typeof(bind_conf), by_fe);
541 free(bind_conf->file);
542 bind_conf->file = strdup(file);
543 bind_conf->line = line;
544 if (arg) {
545 free(bind_conf->arg);
546 bind_conf->arg = strdup(arg);
547 }
548 }
549 else {
550 bind_conf = bind_conf_alloc(p, file, line, arg, xprt);
551 }
552
553 return bind_conf;
554}
555
556/*
557 * Allocate a new struct peer parsed at line <linenum> in file <file>
558 * to be added to <peers>.
559 * Returns the new allocated structure if succeeded, NULL if not.
560 */
561static struct peer *cfg_peers_add_peer(struct peers *peers,
562 const char *file, int linenum,
563 const char *id, int local)
564{
565 struct peer *p;
566
567 p = calloc(1, sizeof *p);
568 if (!p) {
569 ha_alert("parsing [%s:%d] : out of memory.\n", file, linenum);
570 return NULL;
571 }
572
573 /* the peers are linked backwards first */
574 peers->count++;
575 p->next = peers->remote;
576 peers->remote = p;
577 p->conf.file = strdup(file);
578 p->conf.line = linenum;
579 p->last_change = now.tv_sec;
580 p->xprt = xprt_get(XPRT_RAW);
581 p->sock_init_arg = NULL;
582 HA_SPIN_INIT(&p->lock);
583 if (id)
584 p->id = strdup(id);
585 if (local) {
586 p->local = 1;
587 peers->local = p;
588 }
589
590 return p;
591}
592
Willy Tarreaubaaee002006-06-26 02:48:02 +0200593/*
William Lallemand51097192015-04-14 16:35:22 +0200594 * Parse a line in a <listen>, <frontend> or <backend> section.
Willy Tarreau93893792009-07-23 13:19:11 +0200595 * Returns the error code, 0 if OK, or any combination of :
596 * - ERR_ABORT: must abort ASAP
597 * - ERR_FATAL: we can continue parsing but not start the service
598 * - ERR_WARN: a warning has been emitted
599 * - ERR_ALERT: an alert has been emitted
600 * Only the two first ones can stop processing, the two others are just
601 * indicators.
Willy Tarreaubaaee002006-06-26 02:48:02 +0200602 */
Emeric Brun32da3c42010-09-23 18:39:19 +0200603int cfg_parse_peers(const char *file, int linenum, char **args, int kwm)
604{
605 static struct peers *curpeers = NULL;
606 struct peer *newpeer = NULL;
607 const char *err;
Willy Tarreau4348fad2012-09-20 16:48:07 +0200608 struct bind_conf *bind_conf;
609 struct listener *l;
Emeric Brun32da3c42010-09-23 18:39:19 +0200610 int err_code = 0;
Willy Tarreau902636f2013-03-10 19:44:48 +0100611 char *errmsg = NULL;
Frédéric Lécaille355b2032019-01-11 14:06:12 +0100612 static int bind_line, peer_line;
613
614 if (strcmp(args[0], "bind") == 0 || strcmp(args[0], "default-bind") == 0) {
615 int cur_arg;
616 static int kws_dumped;
617 struct bind_conf *bind_conf;
618 struct bind_kw *kw;
Emeric Brun32da3c42010-09-23 18:39:19 +0200619
Frédéric Lécaille355b2032019-01-11 14:06:12 +0100620 cur_arg = 1;
621
Frédéric Lécaillec06b5d42018-04-26 10:06:41 +0200622 if (init_peers_frontend(file, linenum, NULL, curpeers) != 0) {
623 err_code |= ERR_ALERT | ERR_ABORT;
624 goto out;
625 }
Frédéric Lécaille355b2032019-01-11 14:06:12 +0100626
627 bind_conf = bind_conf_uniq_alloc(curpeers->peers_fe, file, linenum,
628 NULL, xprt_get(XPRT_RAW));
629 if (*args[0] == 'b') {
630 struct listener *l;
631
632 if (peer_line) {
633 ha_alert("parsing [%s:%d] : mixing \"peer\" and \"bind\" line is forbidden\n", file, linenum);
634 err_code |= ERR_ALERT | ERR_FATAL;
635 goto out;
636 }
637
638 if (!str2listener(args[1], curpeers->peers_fe, bind_conf, file, linenum, &errmsg)) {
639 if (errmsg && *errmsg) {
640 indent_msg(&errmsg, 2);
641 ha_alert("parsing [%s:%d] : '%s %s' : %s\n", file, linenum, args[0], args[1], errmsg);
642 }
643 else
644 ha_alert("parsing [%s:%d] : '%s %s' : error encountered while parsing listening address %s.\n",
645 file, linenum, args[0], args[1], args[2]);
646 err_code |= ERR_FATAL;
647 goto out;
648 }
649 l = LIST_ELEM(bind_conf->listeners.n, typeof(l), by_bind);
650 l->maxaccept = 1;
Frédéric Lécaille355b2032019-01-11 14:06:12 +0100651 l->accept = session_accept_fd;
652 l->analysers |= curpeers->peers_fe->fe_req_ana;
653 l->default_target = curpeers->peers_fe->default_target;
654 l->options |= LI_O_UNLIMITED; /* don't make the peers subject to global limits */
Willy Tarreau18215cb2019-02-27 16:25:28 +0100655 global.maxsock++; /* for the listening socket */
Frédéric Lécaille355b2032019-01-11 14:06:12 +0100656
657 bind_line = 1;
658 if (cfg_peers->local) {
659 newpeer = cfg_peers->local;
660 }
661 else {
662 /* This peer is local.
663 * Note that we do not set the peer ID. This latter is initialized
664 * when parsing "peer" or "server" line.
665 */
666 newpeer = cfg_peers_add_peer(curpeers, file, linenum, NULL, 1);
667 if (!newpeer) {
668 err_code |= ERR_ALERT | ERR_ABORT;
669 goto out;
670 }
671 }
672 newpeer->addr = l->addr;
673 newpeer->proto = protocol_by_family(newpeer->addr.ss_family);
674 cur_arg++;
675 }
676
677 while (*args[cur_arg] && (kw = bind_find_kw(args[cur_arg]))) {
678 int ret;
679
680 ret = kw->parse(args, cur_arg, curpeers->peers_fe, bind_conf, &errmsg);
681 err_code |= ret;
682 if (ret) {
683 if (errmsg && *errmsg) {
684 indent_msg(&errmsg, 2);
685 ha_alert("parsing [%s:%d] : %s\n", file, linenum, errmsg);
686 }
687 else
688 ha_alert("parsing [%s:%d]: error encountered while processing '%s'\n",
689 file, linenum, args[cur_arg]);
690 if (ret & ERR_FATAL)
691 goto out;
692 }
693 cur_arg += 1 + kw->skip;
694 }
Frédéric Lécaille355b2032019-01-11 14:06:12 +0100695 if (*args[cur_arg] != 0) {
Tim Duesterhus04bcaa12019-05-12 22:54:50 +0200696 char *kws = NULL;
697
698 if (!kws_dumped) {
699 kws_dumped = 1;
700 bind_dump_kws(&kws);
701 indent_msg(&kws, 4);
702 }
Frédéric Lécaille355b2032019-01-11 14:06:12 +0100703 ha_alert("parsing [%s:%d] : unknown keyword '%s' in '%s' section.%s%s\n",
704 file, linenum, args[cur_arg], cursection,
705 kws ? " Registered keywords :" : "", kws ? kws: "");
706 free(kws);
707 err_code |= ERR_ALERT | ERR_FATAL;
708 goto out;
709 }
710 }
711 else if (strcmp(args[0], "default-server") == 0) {
712 if (init_peers_frontend(file, -1, NULL, curpeers) != 0) {
713 err_code |= ERR_ALERT | ERR_ABORT;
714 goto out;
715 }
716 err_code |= parse_server(file, linenum, args, curpeers->peers_fe, NULL, 0);
Frédéric Lécaillec06b5d42018-04-26 10:06:41 +0200717 }
718 else if (strcmp(args[0], "peers") == 0) { /* new peers section */
Frédéric Lécaille355b2032019-01-11 14:06:12 +0100719 /* Initialize these static variables when entering a new "peers" section*/
720 bind_line = peer_line = 0;
Willy Tarreau0dbbf312013-03-05 11:31:55 +0100721 if (!*args[1]) {
Christopher Faulet767a84b2017-11-24 16:50:31 +0100722 ha_alert("parsing [%s:%d] : missing name for peers section.\n", file, linenum);
Willy Tarreau54984722014-02-16 08:20:13 +0100723 err_code |= ERR_ALERT | ERR_ABORT;
Willy Tarreau0dbbf312013-03-05 11:31:55 +0100724 goto out;
725 }
Emeric Brun32da3c42010-09-23 18:39:19 +0200726
William Lallemand6e62fb62015-04-28 16:55:23 +0200727 if (alertif_too_many_args(1, file, linenum, args, &err_code))
728 goto out;
729
Emeric Brun32da3c42010-09-23 18:39:19 +0200730 err = invalid_char(args[1]);
731 if (err) {
Christopher Faulet767a84b2017-11-24 16:50:31 +0100732 ha_alert("parsing [%s:%d] : character '%c' is not permitted in '%s' name '%s'.\n",
733 file, linenum, *err, args[0], args[1]);
Willy Tarreau54984722014-02-16 08:20:13 +0100734 err_code |= ERR_ALERT | ERR_ABORT;
Willy Tarreau0dbbf312013-03-05 11:31:55 +0100735 goto out;
Emeric Brun32da3c42010-09-23 18:39:19 +0200736 }
737
Frédéric Lécailleed2b4a62017-07-13 09:07:09 +0200738 for (curpeers = cfg_peers; curpeers != NULL; curpeers = curpeers->next) {
Emeric Brun32da3c42010-09-23 18:39:19 +0200739 /*
740 * If there are two proxies with the same name only following
741 * combinations are allowed:
742 */
743 if (strcmp(curpeers->id, args[1]) == 0) {
Christopher Faulet767a84b2017-11-24 16:50:31 +0100744 ha_alert("Parsing [%s:%d]: peers section '%s' has the same name as another peers section declared at %s:%d.\n",
745 file, linenum, args[1], curpeers->conf.file, curpeers->conf.line);
Willy Tarreau911fa2e2015-05-26 10:35:50 +0200746 err_code |= ERR_ALERT | ERR_FATAL;
Emeric Brun32da3c42010-09-23 18:39:19 +0200747 }
748 }
749
Vincent Bernat02779b62016-04-03 13:48:43 +0200750 if ((curpeers = calloc(1, sizeof(*curpeers))) == NULL) {
Christopher Faulet767a84b2017-11-24 16:50:31 +0100751 ha_alert("parsing [%s:%d] : out of memory.\n", file, linenum);
Emeric Brun32da3c42010-09-23 18:39:19 +0200752 err_code |= ERR_ALERT | ERR_ABORT;
753 goto out;
754 }
755
Frédéric Lécailleed2b4a62017-07-13 09:07:09 +0200756 curpeers->next = cfg_peers;
757 cfg_peers = curpeers;
Willy Tarreau8113a5d2012-10-04 08:01:43 +0200758 curpeers->conf.file = strdup(file);
Emeric Brun32da3c42010-09-23 18:39:19 +0200759 curpeers->conf.line = linenum;
760 curpeers->last_change = now.tv_sec;
761 curpeers->id = strdup(args[1]);
Willy Tarreau77e4bd12015-05-01 20:02:17 +0200762 curpeers->state = PR_STNEW;
Emeric Brun32da3c42010-09-23 18:39:19 +0200763 }
Frédéric Lécaillec06b5d42018-04-26 10:06:41 +0200764 else if (strcmp(args[0], "peer") == 0 ||
765 strcmp(args[0], "server") == 0) { /* peer or server definition */
Frédéric Lécaille04636b72019-01-31 06:48:16 +0100766 int local_peer, peer;
Emeric Brun32da3c42010-09-23 18:39:19 +0200767
Frédéric Lécaille04636b72019-01-31 06:48:16 +0100768 peer = *args[0] == 'p';
Frédéric Lécaille355b2032019-01-11 14:06:12 +0100769 local_peer = !strcmp(args[1], localpeer);
770 /* The local peer may have already partially been parsed on a "bind" line. */
771 if (*args[0] == 'p') {
772 if (bind_line) {
773 ha_alert("parsing [%s:%d] : mixing \"peer\" and \"bind\" line is forbidden\n", file, linenum);
774 err_code |= ERR_ALERT | ERR_FATAL;
775 goto out;
776 }
777 peer_line = 1;
778 }
779 if (cfg_peers->local && !cfg_peers->local->id && local_peer) {
780 /* The local peer has already been initialized on a "bind" line.
781 * Let's use it and store its ID.
782 */
783 newpeer = cfg_peers->local;
784 newpeer->id = strdup(localpeer);
785 }
786 else {
787 if (local_peer && cfg_peers->local) {
788 ha_alert("parsing [%s:%d] : '%s %s' : local peer name already referenced at %s:%d. %s\n",
789 file, linenum, args[0], args[1],
790 curpeers->peers_fe->conf.file, curpeers->peers_fe->conf.line, cfg_peers->local->id);
791 err_code |= ERR_FATAL;
792 goto out;
793 }
794 newpeer = cfg_peers_add_peer(curpeers, file, linenum, args[1], local_peer);
795 if (!newpeer) {
796 err_code |= ERR_ALERT | ERR_ABORT;
797 goto out;
798 }
799 }
Emeric Brun32da3c42010-09-23 18:39:19 +0200800
Frédéric Lécaille355b2032019-01-11 14:06:12 +0100801 /* Line number and peer ID are updated only if this peer is the local one. */
802 if (init_peers_frontend(file,
803 newpeer->local ? linenum: -1,
804 newpeer->local ? newpeer->id : NULL,
805 curpeers) != 0) {
Frédéric Lécaillec06b5d42018-04-26 10:06:41 +0200806 err_code |= ERR_ALERT | ERR_ABORT;
Willy Tarreaub36487e2013-03-10 18:37:42 +0100807 goto out;
808 }
Willy Tarreau2aa38802013-02-20 19:20:59 +0100809
Frédéric Lécaille76d2cef2019-02-12 19:12:32 +0100810 /* This initializes curpeer->peers->peers_fe->srv.
811 * The server address is parsed only if we are parsing a "peer" line,
812 * or if we are parsing a "server" line and the current peer is not the local one.
813 */
Frédéric Lécaille04636b72019-01-31 06:48:16 +0100814 err_code |= parse_server(file, linenum, args, curpeers->peers_fe, NULL, peer || !local_peer);
Frédéric Lécaillec06b5d42018-04-26 10:06:41 +0200815 if (!curpeers->peers_fe->srv)
Emeric Brun32da3c42010-09-23 18:39:19 +0200816 goto out;
Emeric Brun32da3c42010-09-23 18:39:19 +0200817
Frédéric Lécaille76d2cef2019-02-12 19:12:32 +0100818 /* If the peer address has just been parsed, let's copy it to <newpeer>
819 * and initializes ->proto.
820 */
821 if (peer || !local_peer) {
822 newpeer->addr = curpeers->peers_fe->srv->addr;
823 newpeer->proto = protocol_by_family(newpeer->addr.ss_family);
824 }
825
Willy Tarreaua261e9b2016-12-22 20:44:00 +0100826 newpeer->xprt = xprt_get(XPRT_RAW);
Willy Tarreaud02394b2012-05-11 18:32:18 +0200827 newpeer->sock_init_arg = NULL;
Christopher Faulet2a944ee2017-11-07 10:42:54 +0100828 HA_SPIN_INIT(&newpeer->lock);
Willy Tarreau26d8c592012-05-07 18:12:14 +0200829
Frédéric Lécaille76d2cef2019-02-12 19:12:32 +0100830 newpeer->srv = curpeers->peers_fe->srv;
831 if (!newpeer->local)
Frédéric Lécaille6617e762018-04-25 15:13:38 +0200832 goto out;
833
Frédéric Lécaille355b2032019-01-11 14:06:12 +0100834 /* The lines above are reserved to "peer" lines. */
835 if (*args[0] == 's')
Frédéric Lécaille4ba51982018-04-25 15:32:18 +0200836 goto out;
Emeric Brun32da3c42010-09-23 18:39:19 +0200837
Frédéric Lécaille355b2032019-01-11 14:06:12 +0100838 bind_conf = bind_conf_uniq_alloc(curpeers->peers_fe, file, linenum, args[2], xprt_get(XPRT_RAW));
Frédéric Lécaille16e49102019-01-11 11:27:16 +0100839
Frédéric Lécaille91694d52019-01-11 11:43:53 +0100840 if (!str2listener(args[2], curpeers->peers_fe, bind_conf, file, linenum, &errmsg)) {
841 if (errmsg && *errmsg) {
842 indent_msg(&errmsg, 2);
843 ha_alert("parsing [%s:%d] : '%s %s' : %s\n", file, linenum, args[0], args[1], errmsg);
Frédéric Lécaille16e49102019-01-11 11:27:16 +0100844 }
Frédéric Lécaille91694d52019-01-11 11:43:53 +0100845 else
846 ha_alert("parsing [%s:%d] : '%s %s' : error encountered while parsing listening address %s.\n",
847 file, linenum, args[0], args[1], args[2]);
848 err_code |= ERR_FATAL;
849 goto out;
850 }
Frédéric Lécaille355b2032019-01-11 14:06:12 +0100851
852 l = LIST_ELEM(bind_conf->listeners.n, typeof(l), by_bind);
853 l->maxaccept = 1;
Frédéric Lécaille355b2032019-01-11 14:06:12 +0100854 l->accept = session_accept_fd;
855 l->analysers |= curpeers->peers_fe->fe_req_ana;
856 l->default_target = curpeers->peers_fe->default_target;
857 l->options |= LI_O_UNLIMITED; /* don't make the peers subject to global limits */
Willy Tarreau18215cb2019-02-27 16:25:28 +0100858 global.maxsock++; /* for the listening socket */
Frédéric Lécaille1b8e68e2019-03-14 07:07:41 +0100859 }
860 else if (!strcmp(args[0], "table")) {
861 struct stktable *t, *other;
862 char *id;
Frédéric Lécaillec02766a2019-03-20 15:06:55 +0100863 size_t prefix_len;
Frédéric Lécaille1b8e68e2019-03-14 07:07:41 +0100864
865 /* Line number and peer ID are updated only if this peer is the local one. */
866 if (init_peers_frontend(file, -1, NULL, curpeers) != 0) {
867 err_code |= ERR_ALERT | ERR_ABORT;
868 goto out;
869 }
870
871 other = stktable_find_by_name(args[1]);
872 if (other) {
873 ha_alert("parsing [%s:%d] : stick-table name '%s' conflicts with table declared in %s '%s' at %s:%d.\n",
874 file, linenum, args[1],
875 other->proxy ? proxy_cap_str(other->proxy->cap) : "peers",
876 other->proxy ? other->id : other->peers.p->id,
877 other->conf.file, other->conf.line);
878 err_code |= ERR_ALERT | ERR_FATAL;
879 goto out;
880 }
881
Frédéric Lécaillec02766a2019-03-20 15:06:55 +0100882 /* Build the stick-table name, concatenating the "peers" section name
883 * followed by a '/' character and the table name argument.
884 */
885 chunk_reset(&trash);
Frédéric Lécaille7fcc24d2019-03-20 15:09:45 +0100886 if (!chunk_strcpy(&trash, curpeers->id)) {
Frédéric Lécaillec02766a2019-03-20 15:06:55 +0100887 ha_alert("parsing [%s:%d]: '%s %s' : stick-table name too long.\n",
888 file, linenum, args[0], args[1]);
889 err_code |= ERR_ALERT | ERR_FATAL;
890 goto out;
891 }
892
893 prefix_len = trash.data;
Frédéric Lécaille7fcc24d2019-03-20 15:09:45 +0100894 if (!chunk_memcat(&trash, "/", 1) || !chunk_strcat(&trash, args[1])) {
Frédéric Lécaillec02766a2019-03-20 15:06:55 +0100895 ha_alert("parsing [%s:%d]: '%s %s' : stick-table name too long.\n",
896 file, linenum, args[0], args[1]);
897 err_code |= ERR_ALERT | ERR_FATAL;
898 goto out;
899 }
900
Frédéric Lécaille1b8e68e2019-03-14 07:07:41 +0100901 t = calloc(1, sizeof *t);
Frédéric Lécaillec02766a2019-03-20 15:06:55 +0100902 id = strdup(trash.area);
Frédéric Lécaille1b8e68e2019-03-14 07:07:41 +0100903 if (!t || !id) {
904 ha_alert("parsing [%s:%d]: '%s %s' : memory allocation failed\n",
905 file, linenum, args[0], args[1]);
906 err_code |= ERR_ALERT | ERR_FATAL;
907 goto out;
908 }
909
Frédéric Lécaillec02766a2019-03-20 15:06:55 +0100910 err_code |= parse_stick_table(file, linenum, args, t, id, id + prefix_len, curpeers);
Frédéric Lécaille1b8e68e2019-03-14 07:07:41 +0100911 if (err_code & ERR_FATAL)
912 goto out;
913
914 stktable_store_name(t);
915 t->next = stktables_list;
916 stktables_list = t;
917 }
Willy Tarreau77e4bd12015-05-01 20:02:17 +0200918 else if (!strcmp(args[0], "disabled")) { /* disables this peers section */
919 curpeers->state = PR_STSTOPPED;
920 }
921 else if (!strcmp(args[0], "enabled")) { /* enables this peers section (used to revert a disabled default) */
922 curpeers->state = PR_STNEW;
923 }
Emeric Brun32da3c42010-09-23 18:39:19 +0200924 else if (*args[0] != 0) {
Christopher Faulet767a84b2017-11-24 16:50:31 +0100925 ha_alert("parsing [%s:%d] : unknown keyword '%s' in '%s' section\n", file, linenum, args[0], cursection);
Emeric Brun32da3c42010-09-23 18:39:19 +0200926 err_code |= ERR_ALERT | ERR_FATAL;
927 goto out;
928 }
929
930out:
Willy Tarreau902636f2013-03-10 19:44:48 +0100931 free(errmsg);
Emeric Brun32da3c42010-09-23 18:39:19 +0200932 return err_code;
933}
934
Baptiste Assmann325137d2015-04-13 23:40:55 +0200935/*
936 * Parse a <resolvers> section.
937 * Returns the error code, 0 if OK, or any combination of :
938 * - ERR_ABORT: must abort ASAP
939 * - ERR_FATAL: we can continue parsing but not start the service
940 * - ERR_WARN: a warning has been emitted
941 * - ERR_ALERT: an alert has been emitted
942 * Only the two first ones can stop processing, the two others are just
943 * indicators.
944 */
945int cfg_parse_resolvers(const char *file, int linenum, char **args, int kwm)
946{
947 static struct dns_resolvers *curr_resolvers = NULL;
948 struct dns_nameserver *newnameserver = NULL;
949 const char *err;
950 int err_code = 0;
951 char *errmsg = NULL;
952
953 if (strcmp(args[0], "resolvers") == 0) { /* new resolvers section */
954 if (!*args[1]) {
Christopher Faulet767a84b2017-11-24 16:50:31 +0100955 ha_alert("parsing [%s:%d] : missing name for resolvers section.\n", file, linenum);
Baptiste Assmann325137d2015-04-13 23:40:55 +0200956 err_code |= ERR_ALERT | ERR_ABORT;
957 goto out;
958 }
959
960 err = invalid_char(args[1]);
961 if (err) {
Christopher Faulet767a84b2017-11-24 16:50:31 +0100962 ha_alert("parsing [%s:%d] : character '%c' is not permitted in '%s' name '%s'.\n",
963 file, linenum, *err, args[0], args[1]);
Baptiste Assmann325137d2015-04-13 23:40:55 +0200964 err_code |= ERR_ALERT | ERR_ABORT;
965 goto out;
966 }
967
968 list_for_each_entry(curr_resolvers, &dns_resolvers, list) {
969 /* Error if two resolvers owns the same name */
970 if (strcmp(curr_resolvers->id, args[1]) == 0) {
Christopher Faulet767a84b2017-11-24 16:50:31 +0100971 ha_alert("Parsing [%s:%d]: resolvers '%s' has same name as another resolvers (declared at %s:%d).\n",
972 file, linenum, args[1], curr_resolvers->conf.file, curr_resolvers->conf.line);
Baptiste Assmann325137d2015-04-13 23:40:55 +0200973 err_code |= ERR_ALERT | ERR_ABORT;
974 }
975 }
976
Vincent Bernat02779b62016-04-03 13:48:43 +0200977 if ((curr_resolvers = calloc(1, sizeof(*curr_resolvers))) == NULL) {
Christopher Faulet767a84b2017-11-24 16:50:31 +0100978 ha_alert("parsing [%s:%d] : out of memory.\n", file, linenum);
Baptiste Assmann325137d2015-04-13 23:40:55 +0200979 err_code |= ERR_ALERT | ERR_ABORT;
980 goto out;
981 }
982
983 /* default values */
984 LIST_ADDQ(&dns_resolvers, &curr_resolvers->list);
985 curr_resolvers->conf.file = strdup(file);
986 curr_resolvers->conf.line = linenum;
987 curr_resolvers->id = strdup(args[1]);
988 curr_resolvers->query_ids = EB_ROOT;
Baptiste Assmann2af08fe2017-08-14 00:13:01 +0200989 /* default maximum response size */
990 curr_resolvers->accepted_payload_size = 512;
Baptiste Assmann987e16d2016-11-02 22:23:31 +0100991 /* default hold period for nx, other, refuse and timeout is 30s */
992 curr_resolvers->hold.nx = 30000;
993 curr_resolvers->hold.other = 30000;
994 curr_resolvers->hold.refused = 30000;
995 curr_resolvers->hold.timeout = 30000;
Baptiste Assmann686408b2017-08-18 10:15:42 +0200996 curr_resolvers->hold.obsolete = 0;
Baptiste Assmann325137d2015-04-13 23:40:55 +0200997 /* default hold period for valid is 10s */
Baptiste Assmann4c5490a2015-07-14 21:42:49 +0200998 curr_resolvers->hold.valid = 10000;
Christopher Faulet67957bd2017-09-27 11:00:59 +0200999 curr_resolvers->timeout.resolve = 1000;
1000 curr_resolvers->timeout.retry = 1000;
Baptiste Assmann325137d2015-04-13 23:40:55 +02001001 curr_resolvers->resolve_retries = 3;
Christopher Faulet67957bd2017-09-27 11:00:59 +02001002 curr_resolvers->nb_nameservers = 0;
1003 LIST_INIT(&curr_resolvers->nameservers);
1004 LIST_INIT(&curr_resolvers->resolutions.curr);
1005 LIST_INIT(&curr_resolvers->resolutions.wait);
Christopher Faulet2a944ee2017-11-07 10:42:54 +01001006 HA_SPIN_INIT(&curr_resolvers->lock);
Baptiste Assmann325137d2015-04-13 23:40:55 +02001007 }
1008 else if (strcmp(args[0], "nameserver") == 0) { /* nameserver definition */
1009 struct sockaddr_storage *sk;
1010 int port1, port2;
1011 struct protocol *proto;
1012
1013 if (!*args[2]) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001014 ha_alert("parsing [%s:%d] : '%s' expects <name> and <addr>[:<port>] as arguments.\n",
1015 file, linenum, args[0]);
Baptiste Assmann325137d2015-04-13 23:40:55 +02001016 err_code |= ERR_ALERT | ERR_FATAL;
1017 goto out;
1018 }
1019
1020 err = invalid_char(args[1]);
1021 if (err) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001022 ha_alert("parsing [%s:%d] : character '%c' is not permitted in server name '%s'.\n",
1023 file, linenum, *err, args[1]);
Baptiste Assmann325137d2015-04-13 23:40:55 +02001024 err_code |= ERR_ALERT | ERR_FATAL;
1025 goto out;
1026 }
1027
Christopher Faulet67957bd2017-09-27 11:00:59 +02001028 list_for_each_entry(newnameserver, &curr_resolvers->nameservers, list) {
Baptiste Assmanna315c552015-11-02 22:55:49 +01001029 /* Error if two resolvers owns the same name */
1030 if (strcmp(newnameserver->id, args[1]) == 0) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001031 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 -06001032 file, linenum, args[1], newnameserver->conf.file, newnameserver->conf.line);
Baptiste Assmanna315c552015-11-02 22:55:49 +01001033 err_code |= ERR_ALERT | ERR_FATAL;
1034 }
1035 }
1036
Vincent Bernat02779b62016-04-03 13:48:43 +02001037 if ((newnameserver = calloc(1, sizeof(*newnameserver))) == NULL) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001038 ha_alert("parsing [%s:%d] : out of memory.\n", file, linenum);
Baptiste Assmann325137d2015-04-13 23:40:55 +02001039 err_code |= ERR_ALERT | ERR_ABORT;
1040 goto out;
1041 }
1042
1043 /* the nameservers are linked backward first */
Christopher Faulet67957bd2017-09-27 11:00:59 +02001044 LIST_ADDQ(&curr_resolvers->nameservers, &newnameserver->list);
Baptiste Assmann325137d2015-04-13 23:40:55 +02001045 newnameserver->resolvers = curr_resolvers;
1046 newnameserver->conf.file = strdup(file);
1047 newnameserver->conf.line = linenum;
1048 newnameserver->id = strdup(args[1]);
1049
Willy Tarreau48ef4c92017-01-06 18:32:38 +01001050 sk = str2sa_range(args[2], NULL, &port1, &port2, &errmsg, NULL, NULL, 1);
Baptiste Assmann325137d2015-04-13 23:40:55 +02001051 if (!sk) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001052 ha_alert("parsing [%s:%d] : '%s %s' : %s\n", file, linenum, args[0], args[1], errmsg);
Baptiste Assmann325137d2015-04-13 23:40:55 +02001053 err_code |= ERR_ALERT | ERR_FATAL;
1054 goto out;
1055 }
1056
1057 proto = protocol_by_family(sk->ss_family);
1058 if (!proto || !proto->connect) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001059 ha_alert("parsing [%s:%d] : '%s %s' : connect() not supported for this address family.\n",
Baptiste Assmann325137d2015-04-13 23:40:55 +02001060 file, linenum, args[0], args[1]);
1061 err_code |= ERR_ALERT | ERR_FATAL;
1062 goto out;
1063 }
1064
1065 if (port1 != port2) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001066 ha_alert("parsing [%s:%d] : '%s %s' : port ranges and offsets are not allowed in '%s'\n",
1067 file, linenum, args[0], args[1], args[2]);
Baptiste Assmann325137d2015-04-13 23:40:55 +02001068 err_code |= ERR_ALERT | ERR_FATAL;
1069 goto out;
1070 }
1071
Baptiste Assmann7f43fa92016-01-21 00:59:46 +01001072 if (!port1 && !port2) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001073 ha_alert("parsing [%s:%d] : '%s %s' : no UDP port specified\n",
1074 file, linenum, args[0], args[1]);
Baptiste Assmann7f43fa92016-01-21 00:59:46 +01001075 err_code |= ERR_ALERT | ERR_FATAL;
1076 goto out;
1077 }
1078
Baptiste Assmann325137d2015-04-13 23:40:55 +02001079 newnameserver->addr = *sk;
1080 }
Ben Draut44e609b2018-05-29 15:40:08 -06001081 else if (strcmp(args[0], "parse-resolv-conf") == 0) {
1082 const char *whitespace = "\r\n\t ";
1083 char *resolv_line = NULL;
1084 int resolv_linenum = 0;
1085 FILE *f = NULL;
1086 char *address = NULL;
1087 struct sockaddr_storage *sk = NULL;
1088 struct protocol *proto;
1089 int duplicate_name = 0;
1090
1091 if ((resolv_line = malloc(sizeof(*resolv_line) * LINESIZE)) == NULL) {
1092 ha_alert("parsing [%s:%d] : out of memory.\n",
1093 file, linenum);
1094 err_code |= ERR_ALERT | ERR_FATAL;
1095 goto resolv_out;
1096 }
1097
1098 if ((f = fopen("/etc/resolv.conf", "r")) == NULL) {
1099 ha_alert("parsing [%s:%d] : failed to open /etc/resolv.conf.\n",
1100 file, linenum);
1101 err_code |= ERR_ALERT | ERR_FATAL;
1102 goto resolv_out;
1103 }
1104
1105 sk = calloc(1, sizeof(*sk));
1106 if (sk == NULL) {
1107 ha_alert("parsing [/etc/resolv.conf:%d] : out of memory.\n",
1108 resolv_linenum);
1109 err_code |= ERR_ALERT | ERR_FATAL;
1110 goto resolv_out;
1111 }
1112
1113 while (fgets(resolv_line, LINESIZE, f) != NULL) {
1114 resolv_linenum++;
1115 if (strncmp(resolv_line, "nameserver", 10) != 0)
1116 continue;
1117
1118 address = strtok(resolv_line + 10, whitespace);
1119 if (address == resolv_line + 10)
1120 continue;
1121
1122 if (address == NULL) {
1123 ha_warning("parsing [/etc/resolv.conf:%d] : nameserver line is missing address.\n",
1124 resolv_linenum);
1125 err_code |= ERR_WARN;
1126 continue;
1127 }
1128
1129 duplicate_name = 0;
1130 list_for_each_entry(newnameserver, &curr_resolvers->nameservers, list) {
1131 if (strcmp(newnameserver->id, address) == 0) {
1132 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",
1133 resolv_linenum, address, newnameserver->conf.file, newnameserver->conf.line);
1134 err_code |= ERR_WARN;
1135 duplicate_name = 1;
1136 }
1137 }
1138
1139 if (duplicate_name)
1140 continue;
1141
1142 memset(sk, 0, sizeof(*sk));
1143 sk = str2ip2(address, sk, 1);
1144 if (!sk) {
1145 ha_warning("parsing [/etc/resolv.conf:%d] : address '%s' could not be recognized, namerserver will be excluded.\n",
1146 resolv_linenum, address);
1147 err_code |= ERR_WARN;
1148 continue;
1149 }
1150
1151 set_host_port(sk, 53);
1152
1153 proto = protocol_by_family(sk->ss_family);
1154 if (!proto || !proto->connect) {
1155 ha_warning("parsing [/etc/resolv.conf:%d] : '%s' : connect() not supported for this address family.\n",
1156 resolv_linenum, address);
1157 err_code |= ERR_WARN;
1158 continue;
1159 }
1160
1161 if ((newnameserver = calloc(1, sizeof(*newnameserver))) == NULL) {
1162 ha_alert("parsing [/etc/resolv.conf:%d] : out of memory.\n", resolv_linenum);
1163 err_code |= ERR_ALERT | ERR_FATAL;
1164 goto resolv_out;
1165 }
1166
1167 newnameserver->conf.file = strdup("/etc/resolv.conf");
1168 if (newnameserver->conf.file == NULL) {
1169 ha_alert("parsing [/etc/resolv.conf:%d] : out of memory.\n", resolv_linenum);
1170 err_code |= ERR_ALERT | ERR_FATAL;
1171 goto resolv_out;
1172 }
1173
1174 newnameserver->id = strdup(address);
1175 if (newnameserver->id == NULL) {
1176 ha_alert("parsing [/etc/resolv.conf:%d] : out of memory.\n", resolv_linenum);
1177 err_code |= ERR_ALERT | ERR_FATAL;
1178 goto resolv_out;
1179 }
1180
1181 newnameserver->resolvers = curr_resolvers;
1182 newnameserver->conf.line = resolv_linenum;
1183 newnameserver->addr = *sk;
1184
1185 LIST_ADDQ(&curr_resolvers->nameservers, &newnameserver->list);
1186 }
1187
1188resolv_out:
1189 free(sk);
1190 free(resolv_line);
1191 if (f != NULL)
1192 fclose(f);
1193 }
Baptiste Assmann325137d2015-04-13 23:40:55 +02001194 else if (strcmp(args[0], "hold") == 0) { /* hold periods */
1195 const char *res;
1196 unsigned int time;
1197
1198 if (!*args[2]) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001199 ha_alert("parsing [%s:%d] : '%s' expects an <event> and a <time> as arguments.\n",
1200 file, linenum, args[0]);
1201 ha_alert("<event> can be either 'valid', 'nx', 'refused', 'timeout', or 'other'\n");
Baptiste Assmann325137d2015-04-13 23:40:55 +02001202 err_code |= ERR_ALERT | ERR_FATAL;
1203 goto out;
1204 }
1205 res = parse_time_err(args[2], &time, TIME_UNIT_MS);
1206 if (res) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001207 ha_alert("parsing [%s:%d]: unexpected character '%c' in argument to <%s>.\n",
1208 file, linenum, *res, args[0]);
Baptiste Assmann325137d2015-04-13 23:40:55 +02001209 err_code |= ERR_ALERT | ERR_FATAL;
1210 goto out;
1211 }
Baptiste Assmann987e16d2016-11-02 22:23:31 +01001212 if (strcmp(args[1], "nx") == 0)
1213 curr_resolvers->hold.nx = time;
1214 else if (strcmp(args[1], "other") == 0)
1215 curr_resolvers->hold.other = time;
1216 else if (strcmp(args[1], "refused") == 0)
1217 curr_resolvers->hold.refused = time;
1218 else if (strcmp(args[1], "timeout") == 0)
1219 curr_resolvers->hold.timeout = time;
1220 else if (strcmp(args[1], "valid") == 0)
Baptiste Assmann325137d2015-04-13 23:40:55 +02001221 curr_resolvers->hold.valid = time;
Olivier Houcharda8c6db82017-07-06 18:46:47 +02001222 else if (strcmp(args[1], "obsolete") == 0)
1223 curr_resolvers->hold.obsolete = time;
Baptiste Assmann325137d2015-04-13 23:40:55 +02001224 else {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001225 ha_alert("parsing [%s:%d] : '%s' unknown <event>: '%s', expects either 'nx', 'timeout', 'valid', 'obsolete' or 'other'.\n",
1226 file, linenum, args[0], args[1]);
Baptiste Assmann325137d2015-04-13 23:40:55 +02001227 err_code |= ERR_ALERT | ERR_FATAL;
1228 goto out;
1229 }
1230
1231 }
Baptiste Assmann2af08fe2017-08-14 00:13:01 +02001232 else if (strcmp(args[0], "accepted_payload_size") == 0) {
Baptiste Assmann9d8dbbc2017-08-18 23:35:08 +02001233 int i = 0;
1234
Baptiste Assmann2af08fe2017-08-14 00:13:01 +02001235 if (!*args[1]) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001236 ha_alert("parsing [%s:%d] : '%s' expects <nb> as argument.\n",
1237 file, linenum, args[0]);
Baptiste Assmann2af08fe2017-08-14 00:13:01 +02001238 err_code |= ERR_ALERT | ERR_FATAL;
1239 goto out;
1240 }
Baptiste Assmann9d8dbbc2017-08-18 23:35:08 +02001241
1242 i = atoi(args[1]);
Willy Tarreau0c219be2017-08-22 12:01:26 +02001243 if (i < DNS_HEADER_SIZE || i > DNS_MAX_UDP_MESSAGE) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001244 ha_alert("parsing [%s:%d] : '%s' must be between %d and %d inclusive (was %s).\n",
1245 file, linenum, args[0], DNS_HEADER_SIZE, DNS_MAX_UDP_MESSAGE, args[1]);
Baptiste Assmann9d8dbbc2017-08-18 23:35:08 +02001246 err_code |= ERR_ALERT | ERR_FATAL;
1247 goto out;
1248 }
1249
1250 curr_resolvers->accepted_payload_size = i;
Baptiste Assmann2af08fe2017-08-14 00:13:01 +02001251 }
Baptiste Assmann201c07f2017-05-22 15:17:15 +02001252 else if (strcmp(args[0], "resolution_pool_size") == 0) {
Tim Duesterhus3506dae2019-05-14 20:57:56 +02001253 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 +01001254 file, linenum, args[0]);
Tim Duesterhus3506dae2019-05-14 20:57:56 +02001255 err_code |= ERR_ALERT | ERR_FATAL;
Christopher Faulet67957bd2017-09-27 11:00:59 +02001256 goto out;
Baptiste Assmann201c07f2017-05-22 15:17:15 +02001257 }
Baptiste Assmann325137d2015-04-13 23:40:55 +02001258 else if (strcmp(args[0], "resolve_retries") == 0) {
1259 if (!*args[1]) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001260 ha_alert("parsing [%s:%d] : '%s' expects <nb> as argument.\n",
1261 file, linenum, args[0]);
Baptiste Assmann325137d2015-04-13 23:40:55 +02001262 err_code |= ERR_ALERT | ERR_FATAL;
1263 goto out;
1264 }
1265 curr_resolvers->resolve_retries = atoi(args[1]);
1266 }
1267 else if (strcmp(args[0], "timeout") == 0) {
Pieter Baauw7a91a0e2016-02-13 15:51:58 +01001268 if (!*args[1]) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001269 ha_alert("parsing [%s:%d] : '%s' expects 'retry' or 'resolve' and <time> as arguments.\n",
1270 file, linenum, args[0]);
Baptiste Assmann325137d2015-04-13 23:40:55 +02001271 err_code |= ERR_ALERT | ERR_FATAL;
1272 goto out;
1273 }
Christopher Faulet67957bd2017-09-27 11:00:59 +02001274 else if (strcmp(args[1], "retry") == 0 ||
1275 strcmp(args[1], "resolve") == 0) {
Pieter Baauw7a91a0e2016-02-13 15:51:58 +01001276 const char *res;
Christopher Faulet67957bd2017-09-27 11:00:59 +02001277 unsigned int tout;
Pieter Baauw7a91a0e2016-02-13 15:51:58 +01001278
1279 if (!*args[2]) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001280 ha_alert("parsing [%s:%d] : '%s %s' expects <time> as argument.\n",
1281 file, linenum, args[0], args[1]);
Pieter Baauw7a91a0e2016-02-13 15:51:58 +01001282 err_code |= ERR_ALERT | ERR_FATAL;
1283 goto out;
1284 }
Christopher Faulet67957bd2017-09-27 11:00:59 +02001285 res = parse_time_err(args[2], &tout, TIME_UNIT_MS);
Pieter Baauw7a91a0e2016-02-13 15:51:58 +01001286 if (res) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001287 ha_alert("parsing [%s:%d]: unexpected character '%c' in argument to <%s %s>.\n",
1288 file, linenum, *res, args[0], args[1]);
Pieter Baauw7a91a0e2016-02-13 15:51:58 +01001289 err_code |= ERR_ALERT | ERR_FATAL;
1290 goto out;
1291 }
Christopher Faulet67957bd2017-09-27 11:00:59 +02001292 if (args[1][2] == 't')
1293 curr_resolvers->timeout.retry = tout;
1294 else
1295 curr_resolvers->timeout.resolve = tout;
Pieter Baauw7a91a0e2016-02-13 15:51:58 +01001296 }
1297 else {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001298 ha_alert("parsing [%s:%d] : '%s' expects 'retry' or 'resolve' and <time> as arguments got '%s'.\n",
1299 file, linenum, args[0], args[1]);
Baptiste Assmann325137d2015-04-13 23:40:55 +02001300 err_code |= ERR_ALERT | ERR_FATAL;
1301 goto out;
1302 }
Baptiste Assmann325137d2015-04-13 23:40:55 +02001303 } /* neither "nameserver" nor "resolvers" */
1304 else if (*args[0] != 0) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001305 ha_alert("parsing [%s:%d] : unknown keyword '%s' in '%s' section\n", file, linenum, args[0], cursection);
Baptiste Assmann325137d2015-04-13 23:40:55 +02001306 err_code |= ERR_ALERT | ERR_FATAL;
1307 goto out;
1308 }
1309
1310 out:
1311 free(errmsg);
1312 return err_code;
1313}
Simon Horman0d16a402015-01-30 11:22:58 +09001314
1315/*
William Lallemand51097192015-04-14 16:35:22 +02001316 * Parse a line in a <listen>, <frontend> or <backend> section.
Simon Horman0d16a402015-01-30 11:22:58 +09001317 * Returns the error code, 0 if OK, or any combination of :
1318 * - ERR_ABORT: must abort ASAP
1319 * - ERR_FATAL: we can continue parsing but not start the service
1320 * - ERR_WARN: a warning has been emitted
1321 * - ERR_ALERT: an alert has been emitted
1322 * Only the two first ones can stop processing, the two others are just
1323 * indicators.
1324 */
1325int cfg_parse_mailers(const char *file, int linenum, char **args, int kwm)
1326{
1327 static struct mailers *curmailers = NULL;
1328 struct mailer *newmailer = NULL;
1329 const char *err;
1330 int err_code = 0;
1331 char *errmsg = NULL;
1332
1333 if (strcmp(args[0], "mailers") == 0) { /* new mailers section */
1334 if (!*args[1]) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001335 ha_alert("parsing [%s:%d] : missing name for mailers section.\n", file, linenum);
Simon Horman0d16a402015-01-30 11:22:58 +09001336 err_code |= ERR_ALERT | ERR_ABORT;
1337 goto out;
1338 }
1339
1340 err = invalid_char(args[1]);
1341 if (err) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001342 ha_alert("parsing [%s:%d] : character '%c' is not permitted in '%s' name '%s'.\n",
1343 file, linenum, *err, args[0], args[1]);
Simon Horman0d16a402015-01-30 11:22:58 +09001344 err_code |= ERR_ALERT | ERR_ABORT;
1345 goto out;
1346 }
1347
1348 for (curmailers = mailers; curmailers != NULL; curmailers = curmailers->next) {
1349 /*
1350 * If there are two proxies with the same name only following
1351 * combinations are allowed:
1352 */
1353 if (strcmp(curmailers->id, args[1]) == 0) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001354 ha_alert("Parsing [%s:%d]: mailers section '%s' has the same name as another mailers section declared at %s:%d.\n",
1355 file, linenum, args[1], curmailers->conf.file, curmailers->conf.line);
Willy Tarreau911fa2e2015-05-26 10:35:50 +02001356 err_code |= ERR_ALERT | ERR_FATAL;
Simon Horman0d16a402015-01-30 11:22:58 +09001357 }
1358 }
1359
Vincent Bernat02779b62016-04-03 13:48:43 +02001360 if ((curmailers = calloc(1, sizeof(*curmailers))) == NULL) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001361 ha_alert("parsing [%s:%d] : out of memory.\n", file, linenum);
Simon Horman0d16a402015-01-30 11:22:58 +09001362 err_code |= ERR_ALERT | ERR_ABORT;
1363 goto out;
1364 }
1365
1366 curmailers->next = mailers;
1367 mailers = curmailers;
1368 curmailers->conf.file = strdup(file);
1369 curmailers->conf.line = linenum;
1370 curmailers->id = strdup(args[1]);
Pieter Baauw235fcfc2016-02-13 15:33:40 +01001371 curmailers->timeout.mail = DEF_MAILALERTTIME;/* XXX: Would like to Skip to the next alert, if any, ASAP.
1372 * But need enough time so that timeouts don't occur
1373 * during tcp procssing. For now just us an arbitrary default. */
Simon Horman0d16a402015-01-30 11:22:58 +09001374 }
1375 else if (strcmp(args[0], "mailer") == 0) { /* mailer definition */
1376 struct sockaddr_storage *sk;
1377 int port1, port2;
1378 struct protocol *proto;
1379
1380 if (!*args[2]) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001381 ha_alert("parsing [%s:%d] : '%s' expects <name> and <addr>[:<port>] as arguments.\n",
1382 file, linenum, args[0]);
Simon Horman0d16a402015-01-30 11:22:58 +09001383 err_code |= ERR_ALERT | ERR_FATAL;
1384 goto out;
1385 }
1386
1387 err = invalid_char(args[1]);
1388 if (err) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001389 ha_alert("parsing [%s:%d] : character '%c' is not permitted in server name '%s'.\n",
1390 file, linenum, *err, args[1]);
Simon Horman0d16a402015-01-30 11:22:58 +09001391 err_code |= ERR_ALERT | ERR_FATAL;
1392 goto out;
1393 }
1394
Vincent Bernat02779b62016-04-03 13:48:43 +02001395 if ((newmailer = calloc(1, sizeof(*newmailer))) == NULL) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001396 ha_alert("parsing [%s:%d] : out of memory.\n", file, linenum);
Simon Horman0d16a402015-01-30 11:22:58 +09001397 err_code |= ERR_ALERT | ERR_ABORT;
1398 goto out;
1399 }
1400
1401 /* the mailers are linked backwards first */
1402 curmailers->count++;
1403 newmailer->next = curmailers->mailer_list;
1404 curmailers->mailer_list = newmailer;
1405 newmailer->mailers = curmailers;
1406 newmailer->conf.file = strdup(file);
1407 newmailer->conf.line = linenum;
1408
1409 newmailer->id = strdup(args[1]);
1410
Willy Tarreau48ef4c92017-01-06 18:32:38 +01001411 sk = str2sa_range(args[2], NULL, &port1, &port2, &errmsg, NULL, NULL, 1);
Simon Horman0d16a402015-01-30 11:22:58 +09001412 if (!sk) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001413 ha_alert("parsing [%s:%d] : '%s %s' : %s\n", file, linenum, args[0], args[1], errmsg);
Simon Horman0d16a402015-01-30 11:22:58 +09001414 err_code |= ERR_ALERT | ERR_FATAL;
1415 goto out;
1416 }
1417
1418 proto = protocol_by_family(sk->ss_family);
Simon Horman0ba0e4a2015-01-30 11:23:00 +09001419 if (!proto || !proto->connect || proto->sock_prot != IPPROTO_TCP) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001420 ha_alert("parsing [%s:%d] : '%s %s' : TCP not supported for this address family.\n",
1421 file, linenum, args[0], args[1]);
Simon Horman0d16a402015-01-30 11:22:58 +09001422 err_code |= ERR_ALERT | ERR_FATAL;
1423 goto out;
1424 }
1425
1426 if (port1 != port2) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001427 ha_alert("parsing [%s:%d] : '%s %s' : port ranges and offsets are not allowed in '%s'\n",
1428 file, linenum, args[0], args[1], args[2]);
Simon Horman0d16a402015-01-30 11:22:58 +09001429 err_code |= ERR_ALERT | ERR_FATAL;
1430 goto out;
1431 }
1432
1433 if (!port1) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001434 ha_alert("parsing [%s:%d] : '%s %s' : missing or invalid port in '%s'\n",
1435 file, linenum, args[0], args[1], args[2]);
Simon Horman0d16a402015-01-30 11:22:58 +09001436 err_code |= ERR_ALERT | ERR_FATAL;
1437 goto out;
1438 }
1439
1440 newmailer->addr = *sk;
1441 newmailer->proto = proto;
Willy Tarreaua261e9b2016-12-22 20:44:00 +01001442 newmailer->xprt = xprt_get(XPRT_RAW);
Simon Horman0d16a402015-01-30 11:22:58 +09001443 newmailer->sock_init_arg = NULL;
Pieter Baauw235fcfc2016-02-13 15:33:40 +01001444 }
1445 else if (strcmp(args[0], "timeout") == 0) {
1446 if (!*args[1]) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001447 ha_alert("parsing [%s:%d] : '%s' expects 'mail' and <time> as arguments.\n",
1448 file, linenum, args[0]);
Pieter Baauw235fcfc2016-02-13 15:33:40 +01001449 err_code |= ERR_ALERT | ERR_FATAL;
1450 goto out;
1451 }
1452 else if (strcmp(args[1], "mail") == 0) {
1453 const char *res;
1454 unsigned int timeout_mail;
1455 if (!*args[2]) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001456 ha_alert("parsing [%s:%d] : '%s %s' expects <time> as argument.\n",
1457 file, linenum, args[0], args[1]);
Pieter Baauw235fcfc2016-02-13 15:33:40 +01001458 err_code |= ERR_ALERT | ERR_FATAL;
1459 goto out;
1460 }
1461 res = parse_time_err(args[2], &timeout_mail, TIME_UNIT_MS);
1462 if (res) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001463 ha_alert("parsing [%s:%d]: unexpected character '%c' in argument to <%s>.\n",
1464 file, linenum, *res, args[0]);
Pieter Baauw235fcfc2016-02-13 15:33:40 +01001465 err_code |= ERR_ALERT | ERR_FATAL;
1466 goto out;
1467 }
1468 if (timeout_mail <= 0) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001469 ha_alert("parsing [%s:%d] : '%s %s' expects a positive <time> argument.\n", file, linenum, args[0], args[1]);
Pieter Baauw235fcfc2016-02-13 15:33:40 +01001470 err_code |= ERR_ALERT | ERR_FATAL;
1471 goto out;
1472 }
1473 curmailers->timeout.mail = timeout_mail;
1474 } else {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001475 ha_alert("parsing [%s:%d] : '%s' expects 'mail' and <time> as arguments got '%s'.\n",
Pieter Baauw235fcfc2016-02-13 15:33:40 +01001476 file, linenum, args[0], args[1]);
1477 err_code |= ERR_ALERT | ERR_FATAL;
1478 goto out;
1479 }
1480 }
Simon Horman0d16a402015-01-30 11:22:58 +09001481 else if (*args[0] != 0) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001482 ha_alert("parsing [%s:%d] : unknown keyword '%s' in '%s' section\n", file, linenum, args[0], cursection);
Simon Horman0d16a402015-01-30 11:22:58 +09001483 err_code |= ERR_ALERT | ERR_FATAL;
1484 goto out;
1485 }
1486
1487out:
1488 free(errmsg);
1489 return err_code;
1490}
1491
Willy Tarreau3a1f5fd2018-11-11 15:40:36 +01001492void free_email_alert(struct proxy *p)
Simon Horman9dc49962015-01-30 11:22:59 +09001493{
1494 free(p->email_alert.mailers.name);
1495 p->email_alert.mailers.name = NULL;
1496 free(p->email_alert.from);
1497 p->email_alert.from = NULL;
1498 free(p->email_alert.to);
1499 p->email_alert.to = NULL;
1500 free(p->email_alert.myhostname);
1501 p->email_alert.myhostname = NULL;
1502}
1503
Willy Tarreaubaaee002006-06-26 02:48:02 +02001504
Krzysztof Piotr Oledzki96105042010-01-29 17:50:44 +01001505int
KOVACS Krisztianb3e54fe2014-11-17 15:11:45 +01001506cfg_parse_netns(const char *file, int linenum, char **args, int kwm)
1507{
Willy Tarreaue5733232019-05-22 19:24:06 +02001508#ifdef USE_NS
KOVACS Krisztianb3e54fe2014-11-17 15:11:45 +01001509 const char *err;
1510 const char *item = args[0];
1511
1512 if (!strcmp(item, "namespace_list")) {
1513 return 0;
1514 }
1515 else if (!strcmp(item, "namespace")) {
1516 size_t idx = 1;
1517 const char *current;
1518 while (*(current = args[idx++])) {
1519 err = invalid_char(current);
1520 if (err) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001521 ha_alert("parsing [%s:%d]: character '%c' is not permitted in '%s' name '%s'.\n",
1522 file, linenum, *err, item, current);
KOVACS Krisztianb3e54fe2014-11-17 15:11:45 +01001523 return ERR_ALERT | ERR_FATAL;
1524 }
1525
1526 if (netns_store_lookup(current, strlen(current))) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001527 ha_alert("parsing [%s:%d]: Namespace '%s' is already added.\n",
1528 file, linenum, current);
KOVACS Krisztianb3e54fe2014-11-17 15:11:45 +01001529 return ERR_ALERT | ERR_FATAL;
1530 }
1531 if (!netns_store_insert(current)) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001532 ha_alert("parsing [%s:%d]: Cannot open namespace '%s'.\n",
1533 file, linenum, current);
KOVACS Krisztianb3e54fe2014-11-17 15:11:45 +01001534 return ERR_ALERT | ERR_FATAL;
1535 }
1536 }
1537 }
1538
1539 return 0;
1540#else
Christopher Faulet767a84b2017-11-24 16:50:31 +01001541 ha_alert("parsing [%s:%d]: namespace support is not compiled in.",
1542 file, linenum);
KOVACS Krisztianb3e54fe2014-11-17 15:11:45 +01001543 return ERR_ALERT | ERR_FATAL;
1544#endif
1545}
1546
1547int
Krzysztof Piotr Oledzki96105042010-01-29 17:50:44 +01001548cfg_parse_users(const char *file, int linenum, char **args, int kwm)
1549{
1550
1551 int err_code = 0;
1552 const char *err;
1553
1554 if (!strcmp(args[0], "userlist")) { /* new userlist */
1555 struct userlist *newul;
1556
1557 if (!*args[1]) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001558 ha_alert("parsing [%s:%d]: '%s' expects <name> as arguments.\n",
1559 file, linenum, args[0]);
Krzysztof Piotr Oledzki96105042010-01-29 17:50:44 +01001560 err_code |= ERR_ALERT | ERR_FATAL;
1561 goto out;
1562 }
William Lallemand6e62fb62015-04-28 16:55:23 +02001563 if (alertif_too_many_args(1, file, linenum, args, &err_code))
1564 goto out;
Krzysztof Piotr Oledzki96105042010-01-29 17:50:44 +01001565
1566 err = invalid_char(args[1]);
1567 if (err) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001568 ha_alert("parsing [%s:%d]: character '%c' is not permitted in '%s' name '%s'.\n",
1569 file, linenum, *err, args[0], args[1]);
Krzysztof Piotr Oledzki96105042010-01-29 17:50:44 +01001570 err_code |= ERR_ALERT | ERR_FATAL;
1571 goto out;
1572 }
1573
1574 for (newul = userlist; newul; newul = newul->next)
1575 if (!strcmp(newul->name, args[1])) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001576 ha_warning("parsing [%s:%d]: ignoring duplicated userlist '%s'.\n",
1577 file, linenum, args[1]);
Krzysztof Piotr Oledzki96105042010-01-29 17:50:44 +01001578 err_code |= ERR_WARN;
1579 goto out;
1580 }
1581
Vincent Bernat02779b62016-04-03 13:48:43 +02001582 newul = calloc(1, sizeof(*newul));
Krzysztof Piotr Oledzki96105042010-01-29 17:50:44 +01001583 if (!newul) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001584 ha_alert("parsing [%s:%d]: out of memory.\n", file, linenum);
Krzysztof Piotr Oledzki96105042010-01-29 17:50:44 +01001585 err_code |= ERR_ALERT | ERR_ABORT;
1586 goto out;
1587 }
1588
Krzysztof Piotr Oledzki96105042010-01-29 17:50:44 +01001589 newul->name = strdup(args[1]);
Thierry FOURNIER9eec0a62014-01-22 18:38:02 +01001590 if (!newul->name) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001591 ha_alert("parsing [%s:%d]: out of memory.\n", file, linenum);
Krzysztof Piotr Oledzki96105042010-01-29 17:50:44 +01001592 err_code |= ERR_ALERT | ERR_ABORT;
David Carlier97880bb2016-04-08 10:35:26 +01001593 free(newul);
Krzysztof Piotr Oledzki96105042010-01-29 17:50:44 +01001594 goto out;
1595 }
1596
1597 newul->next = userlist;
1598 userlist = newul;
1599
1600 } else if (!strcmp(args[0], "group")) { /* new group */
Thierry FOURNIER9eec0a62014-01-22 18:38:02 +01001601 int cur_arg;
Krzysztof Piotr Oledzki96105042010-01-29 17:50:44 +01001602 const char *err;
Thierry FOURNIER9eec0a62014-01-22 18:38:02 +01001603 struct auth_groups *ag;
Krzysztof Piotr Oledzki96105042010-01-29 17:50:44 +01001604
1605 if (!*args[1]) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001606 ha_alert("parsing [%s:%d]: '%s' expects <name> as arguments.\n",
1607 file, linenum, args[0]);
Krzysztof Piotr Oledzki96105042010-01-29 17:50:44 +01001608 err_code |= ERR_ALERT | ERR_FATAL;
1609 goto out;
1610 }
1611
1612 err = invalid_char(args[1]);
1613 if (err) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001614 ha_alert("parsing [%s:%d]: character '%c' is not permitted in '%s' name '%s'.\n",
1615 file, linenum, *err, args[0], args[1]);
Krzysztof Piotr Oledzki96105042010-01-29 17:50:44 +01001616 err_code |= ERR_ALERT | ERR_FATAL;
1617 goto out;
1618 }
1619
William Lallemand4ac9f542015-05-28 18:03:51 +02001620 if (!userlist)
1621 goto out;
1622
Thierry FOURNIER9eec0a62014-01-22 18:38:02 +01001623 for (ag = userlist->groups; ag; ag = ag->next)
1624 if (!strcmp(ag->name, args[1])) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001625 ha_warning("parsing [%s:%d]: ignoring duplicated group '%s' in userlist '%s'.\n",
1626 file, linenum, args[1], userlist->name);
Krzysztof Piotr Oledzki96105042010-01-29 17:50:44 +01001627 err_code |= ERR_ALERT;
1628 goto out;
1629 }
1630
Thierry FOURNIER9eec0a62014-01-22 18:38:02 +01001631 ag = calloc(1, sizeof(*ag));
1632 if (!ag) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001633 ha_alert("parsing [%s:%d]: out of memory.\n", file, linenum);
Thierry FOURNIER9eec0a62014-01-22 18:38:02 +01001634 err_code |= ERR_ALERT | ERR_ABORT;
Krzysztof Piotr Oledzki96105042010-01-29 17:50:44 +01001635 goto out;
1636 }
1637
Thierry FOURNIER9eec0a62014-01-22 18:38:02 +01001638 ag->name = strdup(args[1]);
David Carlier70d60452016-08-22 23:27:42 +01001639 if (!ag->name) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001640 ha_alert("parsing [%s:%d]: out of memory.\n", file, linenum);
Thierry FOURNIER9eec0a62014-01-22 18:38:02 +01001641 err_code |= ERR_ALERT | ERR_ABORT;
David Carlier70d60452016-08-22 23:27:42 +01001642 free(ag);
Thierry FOURNIER9eec0a62014-01-22 18:38:02 +01001643 goto out;
1644 }
1645
Krzysztof Piotr Oledzki96105042010-01-29 17:50:44 +01001646 cur_arg = 2;
1647
1648 while (*args[cur_arg]) {
1649 if (!strcmp(args[cur_arg], "users")) {
Thierry FOURNIER9eec0a62014-01-22 18:38:02 +01001650 ag->groupusers = strdup(args[cur_arg + 1]);
Krzysztof Piotr Oledzki96105042010-01-29 17:50:44 +01001651 cur_arg += 2;
1652 continue;
1653 } else {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001654 ha_alert("parsing [%s:%d]: '%s' only supports 'users' option.\n",
1655 file, linenum, args[0]);
Krzysztof Piotr Oledzki96105042010-01-29 17:50:44 +01001656 err_code |= ERR_ALERT | ERR_FATAL;
David Carlier70d60452016-08-22 23:27:42 +01001657 free(ag->groupusers);
1658 free(ag->name);
1659 free(ag);
Krzysztof Piotr Oledzki96105042010-01-29 17:50:44 +01001660 goto out;
1661 }
1662 }
1663
Thierry FOURNIER9eec0a62014-01-22 18:38:02 +01001664 ag->next = userlist->groups;
1665 userlist->groups = ag;
1666
Krzysztof Piotr Oledzki96105042010-01-29 17:50:44 +01001667 } else if (!strcmp(args[0], "user")) { /* new user */
1668 struct auth_users *newuser;
1669 int cur_arg;
1670
1671 if (!*args[1]) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001672 ha_alert("parsing [%s:%d]: '%s' expects <name> as arguments.\n",
1673 file, linenum, args[0]);
Krzysztof Piotr Oledzki96105042010-01-29 17:50:44 +01001674 err_code |= ERR_ALERT | ERR_FATAL;
1675 goto out;
1676 }
William Lallemand4ac9f542015-05-28 18:03:51 +02001677 if (!userlist)
1678 goto out;
Krzysztof Piotr Oledzki96105042010-01-29 17:50:44 +01001679
1680 for (newuser = userlist->users; newuser; newuser = newuser->next)
1681 if (!strcmp(newuser->user, args[1])) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001682 ha_warning("parsing [%s:%d]: ignoring duplicated user '%s' in userlist '%s'.\n",
1683 file, linenum, args[1], userlist->name);
Krzysztof Piotr Oledzki96105042010-01-29 17:50:44 +01001684 err_code |= ERR_ALERT;
1685 goto out;
1686 }
1687
Vincent Bernat02779b62016-04-03 13:48:43 +02001688 newuser = calloc(1, sizeof(*newuser));
Krzysztof Piotr Oledzki96105042010-01-29 17:50:44 +01001689 if (!newuser) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001690 ha_alert("parsing [%s:%d]: out of memory.\n", file, linenum);
Krzysztof Piotr Oledzki96105042010-01-29 17:50:44 +01001691 err_code |= ERR_ALERT | ERR_ABORT;
1692 goto out;
1693 }
1694
1695 newuser->user = strdup(args[1]);
1696
1697 newuser->next = userlist->users;
1698 userlist->users = newuser;
1699
1700 cur_arg = 2;
1701
1702 while (*args[cur_arg]) {
1703 if (!strcmp(args[cur_arg], "password")) {
Willy Tarreaue5733232019-05-22 19:24:06 +02001704#ifdef USE_LIBCRYPT
Cyril Bonté1a0191d2014-08-29 20:20:02 +02001705 if (!crypt("", args[cur_arg + 1])) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001706 ha_alert("parsing [%s:%d]: the encrypted password used for user '%s' is not supported by crypt(3).\n",
1707 file, linenum, newuser->user);
Cyril Bonté1a0191d2014-08-29 20:20:02 +02001708 err_code |= ERR_ALERT | ERR_FATAL;
1709 goto out;
1710 }
1711#else
Christopher Faulet767a84b2017-11-24 16:50:31 +01001712 ha_warning("parsing [%s:%d]: no crypt(3) support compiled, encrypted passwords will not work.\n",
1713 file, linenum);
Krzysztof Piotr Oledzki96105042010-01-29 17:50:44 +01001714 err_code |= ERR_ALERT;
1715#endif
1716 newuser->pass = strdup(args[cur_arg + 1]);
1717 cur_arg += 2;
1718 continue;
1719 } else if (!strcmp(args[cur_arg], "insecure-password")) {
1720 newuser->pass = strdup(args[cur_arg + 1]);
1721 newuser->flags |= AU_O_INSECURE;
1722 cur_arg += 2;
1723 continue;
1724 } else if (!strcmp(args[cur_arg], "groups")) {
Thierry FOURNIER9eec0a62014-01-22 18:38:02 +01001725 newuser->u.groups_names = strdup(args[cur_arg + 1]);
Krzysztof Piotr Oledzki96105042010-01-29 17:50:44 +01001726 cur_arg += 2;
1727 continue;
1728 } else {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001729 ha_alert("parsing [%s:%d]: '%s' only supports 'password', 'insecure-password' and 'groups' options.\n",
1730 file, linenum, args[0]);
Krzysztof Piotr Oledzki96105042010-01-29 17:50:44 +01001731 err_code |= ERR_ALERT | ERR_FATAL;
1732 goto out;
1733 }
1734 }
1735 } else {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001736 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 +01001737 err_code |= ERR_ALERT | ERR_FATAL;
1738 }
1739
1740out:
1741 return err_code;
1742}
Willy Tarreaubaaee002006-06-26 02:48:02 +02001743
Christopher Faulet79bdef32016-11-04 22:36:15 +01001744int
1745cfg_parse_scope(const char *file, int linenum, char *line)
1746{
1747 char *beg, *end, *scope = NULL;
1748 int err_code = 0;
1749 const char *err;
1750
1751 beg = line + 1;
1752 end = strchr(beg, ']');
1753
1754 /* Detect end of scope declaration */
1755 if (!end || end == beg) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001756 ha_alert("parsing [%s:%d] : empty scope name is forbidden.\n",
1757 file, linenum);
Christopher Faulet79bdef32016-11-04 22:36:15 +01001758 err_code |= ERR_ALERT | ERR_FATAL;
1759 goto out;
1760 }
1761
1762 /* Get scope name and check its validity */
1763 scope = my_strndup(beg, end-beg);
1764 err = invalid_char(scope);
1765 if (err) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001766 ha_alert("parsing [%s:%d] : character '%c' is not permitted in a scope name.\n",
1767 file, linenum, *err);
Christopher Faulet79bdef32016-11-04 22:36:15 +01001768 err_code |= ERR_ALERT | ERR_ABORT;
1769 goto out;
1770 }
1771
1772 /* Be sure to have a scope declaration alone on its line */
1773 line = end+1;
1774 while (isspace((unsigned char)*line))
1775 line++;
1776 if (*line && *line != '#' && *line != '\n' && *line != '\r') {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001777 ha_alert("parsing [%s:%d] : character '%c' is not permitted after scope declaration.\n",
1778 file, linenum, *line);
Christopher Faulet79bdef32016-11-04 22:36:15 +01001779 err_code |= ERR_ALERT | ERR_ABORT;
1780 goto out;
1781 }
1782
1783 /* We have a valid scope declaration, save it */
1784 free(cfg_scope);
1785 cfg_scope = scope;
1786 scope = NULL;
1787
1788 out:
1789 free(scope);
1790 return err_code;
1791}
1792
Frédéric Lécaillea41d5312018-01-29 12:05:07 +01001793int
1794cfg_parse_track_sc_num(unsigned int *track_sc_num,
1795 const char *arg, const char *end, char **errmsg)
1796{
1797 const char *p;
1798 unsigned int num;
1799
1800 p = arg;
1801 num = read_uint64(&arg, end);
1802
1803 if (arg != end) {
1804 memprintf(errmsg, "Wrong track-sc number '%s'", p);
1805 return -1;
1806 }
1807
1808 if (num >= MAX_SESS_STKCTR) {
1809 memprintf(errmsg, "%u track-sc number exceeding "
1810 "%d (MAX_SESS_STKCTR-1) value", num, MAX_SESS_STKCTR - 1);
1811 return -1;
1812 }
1813
1814 *track_sc_num = num;
1815 return 0;
1816}
1817
Willy Tarreaubaaee002006-06-26 02:48:02 +02001818/*
1819 * This function reads and parses the configuration file given in the argument.
Willy Tarreau058e9072009-07-20 09:30:05 +02001820 * Returns the error code, 0 if OK, or any combination of :
1821 * - ERR_ABORT: must abort ASAP
1822 * - ERR_FATAL: we can continue parsing but not start the service
1823 * - ERR_WARN: a warning has been emitted
1824 * - ERR_ALERT: an alert has been emitted
1825 * Only the two first ones can stop processing, the two others are just
1826 * indicators.
Willy Tarreaubaaee002006-06-26 02:48:02 +02001827 */
Willy Tarreaub17916e2006-10-15 15:17:57 +02001828int readcfgfile(const char *file)
Willy Tarreaubaaee002006-06-26 02:48:02 +02001829{
William Lallemand64e84512015-05-12 14:25:37 +02001830 char *thisline;
1831 int linesize = LINESIZE;
Willy Tarreaubaaee002006-06-26 02:48:02 +02001832 FILE *f;
1833 int linenum = 0;
Willy Tarreau058e9072009-07-20 09:30:05 +02001834 int err_code = 0;
William Lallemandd2ff56d2017-10-16 11:06:50 +02001835 struct cfg_section *cs = NULL, *pcs = NULL;
Thierry FOURNIERfa45f1d2014-03-18 13:54:18 +01001836 struct cfg_section *ics;
William Lallemand64e84512015-05-12 14:25:37 +02001837 int readbytes = 0;
1838
1839 if ((thisline = malloc(sizeof(*thisline) * linesize)) == NULL) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001840 ha_alert("parsing [%s] : out of memory.\n", file);
William Lallemand64e84512015-05-12 14:25:37 +02001841 return -1;
1842 }
Thierry FOURNIERfa45f1d2014-03-18 13:54:18 +01001843
David Carlier97880bb2016-04-08 10:35:26 +01001844 if ((f=fopen(file,"r")) == NULL) {
1845 free(thisline);
Willy Tarreaubaaee002006-06-26 02:48:02 +02001846 return -1;
David Carlier97880bb2016-04-08 10:35:26 +01001847 }
Willy Tarreaubaaee002006-06-26 02:48:02 +02001848
William Lallemandb2f07452015-05-12 14:27:13 +02001849next_line:
William Lallemand64e84512015-05-12 14:25:37 +02001850 while (fgets(thisline + readbytes, linesize - readbytes, f) != NULL) {
Willy Tarreau3842f002009-06-14 11:39:52 +02001851 int arg, kwm = KWM_STD;
Krzysztof Piotr Oledzkie6bbd742007-11-01 00:33:12 +01001852 char *end;
1853 char *args[MAX_LINE_ARGS + 1];
1854 char *line = thisline;
William Lallemandf9873ba2015-05-05 17:37:14 +02001855 int dquote = 0; /* double quote */
1856 int squote = 0; /* simple quote */
Krzysztof Piotr Oledzkie6bbd742007-11-01 00:33:12 +01001857
Willy Tarreaubaaee002006-06-26 02:48:02 +02001858 linenum++;
1859
1860 end = line + strlen(line);
1861
William Lallemand64e84512015-05-12 14:25:37 +02001862 if (end-line == linesize-1 && *(end-1) != '\n') {
Krzysztof Piotr Oledzkie6bbd742007-11-01 00:33:12 +01001863 /* Check if we reached the limit and the last char is not \n.
1864 * Watch out for the last line without the terminating '\n'!
1865 */
William Lallemand64e84512015-05-12 14:25:37 +02001866 char *newline;
1867 int newlinesize = linesize * 2;
1868
1869 newline = realloc(thisline, sizeof(*thisline) * newlinesize);
1870 if (newline == NULL) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001871 ha_alert("parsing [%s:%d]: line too long, cannot allocate memory.\n",
1872 file, linenum);
William Lallemand64e84512015-05-12 14:25:37 +02001873 err_code |= ERR_ALERT | ERR_FATAL;
1874 continue;
1875 }
1876
1877 readbytes = linesize - 1;
1878 linesize = newlinesize;
1879 thisline = newline;
1880 continue;
Krzysztof Piotr Oledzkie6bbd742007-11-01 00:33:12 +01001881 }
1882
William Lallemand64e84512015-05-12 14:25:37 +02001883 readbytes = 0;
1884
Willy Tarreaubaaee002006-06-26 02:48:02 +02001885 /* skip leading spaces */
Willy Tarreau8f8e6452007-06-17 21:51:38 +02001886 while (isspace((unsigned char)*line))
Willy Tarreaubaaee002006-06-26 02:48:02 +02001887 line++;
William Lallemandf9873ba2015-05-05 17:37:14 +02001888
Christopher Faulet79bdef32016-11-04 22:36:15 +01001889
Joseph Herlanta14c03e2018-11-15 14:04:19 -08001890 if (*line == '[') {/* This is the beginning if a scope */
Christopher Faulet79bdef32016-11-04 22:36:15 +01001891 err_code |= cfg_parse_scope(file, linenum, line);
1892 goto next_line;
1893 }
1894
Willy Tarreaubaaee002006-06-26 02:48:02 +02001895 arg = 0;
1896 args[arg] = line;
1897
1898 while (*line && arg < MAX_LINE_ARGS) {
William Lallemandf9873ba2015-05-05 17:37:14 +02001899 if (*line == '"' && !squote) { /* double quote outside single quotes */
1900 if (dquote)
1901 dquote = 0;
1902 else
1903 dquote = 1;
William Lallemand3f415602015-05-12 14:01:09 +02001904 memmove(line, line + 1, end - line);
William Lallemandf9873ba2015-05-05 17:37:14 +02001905 end--;
1906 }
1907 else if (*line == '\'' && !dquote) { /* single quote outside double quotes */
1908 if (squote)
1909 squote = 0;
1910 else
1911 squote = 1;
William Lallemand3f415602015-05-12 14:01:09 +02001912 memmove(line, line + 1, end - line);
William Lallemandf9873ba2015-05-05 17:37:14 +02001913 end--;
1914 }
1915 else if (*line == '\\' && !squote) {
Willy Tarreaubaaee002006-06-26 02:48:02 +02001916 /* first, we'll replace \\, \<space>, \#, \r, \n, \t, \xXX with their
1917 * C equivalent value. Other combinations left unchanged (eg: \1).
1918 */
Willy Tarreaubaaee002006-06-26 02:48:02 +02001919 int skip = 0;
1920 if (line[1] == ' ' || line[1] == '\\' || line[1] == '#') {
1921 *line = line[1];
1922 skip = 1;
1923 }
1924 else if (line[1] == 'r') {
1925 *line = '\r';
1926 skip = 1;
William Lallemandf9873ba2015-05-05 17:37:14 +02001927 }
Willy Tarreaubaaee002006-06-26 02:48:02 +02001928 else if (line[1] == 'n') {
1929 *line = '\n';
1930 skip = 1;
1931 }
1932 else if (line[1] == 't') {
1933 *line = '\t';
1934 skip = 1;
1935 }
1936 else if (line[1] == 'x') {
Emeric Brunb982a3d2010-01-04 15:45:53 +01001937 if ((line + 3 < end) && ishex(line[2]) && ishex(line[3])) {
Willy Tarreaubaaee002006-06-26 02:48:02 +02001938 unsigned char hex1, hex2;
1939 hex1 = toupper(line[2]) - '0';
1940 hex2 = toupper(line[3]) - '0';
1941 if (hex1 > 9) hex1 -= 'A' - '9' - 1;
1942 if (hex2 > 9) hex2 -= 'A' - '9' - 1;
1943 *line = (hex1<<4) + hex2;
1944 skip = 3;
1945 }
1946 else {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001947 ha_alert("parsing [%s:%d] : invalid or incomplete '\\x' sequence in '%s'.\n", file, linenum, args[0]);
Willy Tarreau058e9072009-07-20 09:30:05 +02001948 err_code |= ERR_ALERT | ERR_FATAL;
Willy Tarreaubaaee002006-06-26 02:48:02 +02001949 }
William Lallemandf9873ba2015-05-05 17:37:14 +02001950 } else if (line[1] == '"') {
1951 *line = '"';
1952 skip = 1;
1953 } else if (line[1] == '\'') {
1954 *line = '\'';
1955 skip = 1;
William Lallemandb2f07452015-05-12 14:27:13 +02001956 } else if (line[1] == '$' && dquote) { /* escaping of $ only inside double quotes */
1957 *line = '$';
1958 skip = 1;
Willy Tarreaubaaee002006-06-26 02:48:02 +02001959 }
1960 if (skip) {
Cyril Bontédd1b01d2009-12-06 13:43:42 +01001961 memmove(line + 1, line + 1 + skip, end - (line + skip));
Willy Tarreaubaaee002006-06-26 02:48:02 +02001962 end -= skip;
1963 }
1964 line++;
1965 }
William Lallemandf9873ba2015-05-05 17:37:14 +02001966 else if ((!squote && !dquote && *line == '#') || *line == '\n' || *line == '\r') {
Willy Tarreaubaaee002006-06-26 02:48:02 +02001967 /* end of string, end of loop */
1968 *line = 0;
1969 break;
1970 }
William Lallemandf9873ba2015-05-05 17:37:14 +02001971 else if (!squote && !dquote && isspace((unsigned char)*line)) {
Willy Tarreaubaaee002006-06-26 02:48:02 +02001972 /* a non-escaped space is an argument separator */
Krzysztof Piotr Oledzkie6bbd742007-11-01 00:33:12 +01001973 *line++ = '\0';
Willy Tarreau8f8e6452007-06-17 21:51:38 +02001974 while (isspace((unsigned char)*line))
Willy Tarreaubaaee002006-06-26 02:48:02 +02001975 line++;
1976 args[++arg] = line;
1977 }
William Lallemandb2f07452015-05-12 14:27:13 +02001978 else if (dquote && *line == '$') {
1979 /* environment variables are evaluated inside double quotes */
1980 char *var_beg;
1981 char *var_end;
1982 char save_char;
1983 char *value;
1984 int val_len;
1985 int newlinesize;
1986 int braces = 0;
1987
1988 var_beg = line + 1;
1989 var_end = var_beg;
1990
1991 if (*var_beg == '{') {
1992 var_beg++;
1993 var_end++;
1994 braces = 1;
1995 }
1996
1997 if (!isalpha((int)(unsigned char)*var_beg) && *var_beg != '_') {
Christopher Faulet767a84b2017-11-24 16:50:31 +01001998 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 +02001999 err_code |= ERR_ALERT | ERR_FATAL;
2000 goto next_line; /* skip current line */
2001 }
2002
2003 while (isalnum((int)(unsigned char)*var_end) || *var_end == '_')
2004 var_end++;
2005
2006 save_char = *var_end;
2007 *var_end = '\0';
2008 value = getenv(var_beg);
2009 *var_end = save_char;
2010 val_len = value ? strlen(value) : 0;
2011
2012 if (braces) {
2013 if (*var_end == '}') {
2014 var_end++;
2015 braces = 0;
2016 } else {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002017 ha_alert("parsing [%s:%d] : Variable expansion: Mismatched braces.\n", file, linenum);
William Lallemandb2f07452015-05-12 14:27:13 +02002018 err_code |= ERR_ALERT | ERR_FATAL;
2019 goto next_line; /* skip current line */
2020 }
2021 }
2022
2023 newlinesize = (end - thisline) - (var_end - line) + val_len + 1;
2024
2025 /* if not enough space in thisline */
2026 if (newlinesize > linesize) {
2027 char *newline;
2028
2029 newline = realloc(thisline, newlinesize * sizeof(*thisline));
2030 if (newline == NULL) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002031 ha_alert("parsing [%s:%d] : Variable expansion: Not enough memory.\n", file, linenum);
William Lallemandb2f07452015-05-12 14:27:13 +02002032 err_code |= ERR_ALERT | ERR_FATAL;
2033 goto next_line; /* slip current line */
2034 }
2035 /* recompute pointers if realloc returns a new pointer */
2036 if (newline != thisline) {
2037 int i;
2038 int diff;
2039
2040 for (i = 0; i <= arg; i++) {
2041 diff = args[i] - thisline;
2042 args[i] = newline + diff;
2043 }
2044
2045 diff = var_end - thisline;
2046 var_end = newline + diff;
2047 diff = end - thisline;
2048 end = newline + diff;
2049 diff = line - thisline;
2050 line = newline + diff;
2051 thisline = newline;
2052 }
2053 linesize = newlinesize;
2054 }
2055
2056 /* insert value inside the line */
2057 memmove(line + val_len, var_end, end - var_end + 1);
2058 memcpy(line, value, val_len);
2059 end += val_len - (var_end - line);
2060 line += val_len;
2061 }
Willy Tarreaubaaee002006-06-26 02:48:02 +02002062 else {
2063 line++;
2064 }
2065 }
William Lallemandb2f07452015-05-12 14:27:13 +02002066
William Lallemandf9873ba2015-05-05 17:37:14 +02002067 if (dquote) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002068 ha_alert("parsing [%s:%d] : Mismatched double quotes.\n", file, linenum);
William Lallemandf9873ba2015-05-05 17:37:14 +02002069 err_code |= ERR_ALERT | ERR_FATAL;
2070 }
2071
2072 if (squote) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002073 ha_alert("parsing [%s:%d] : Mismatched simple quotes.\n", file, linenum);
William Lallemandf9873ba2015-05-05 17:37:14 +02002074 err_code |= ERR_ALERT | ERR_FATAL;
2075 }
Willy Tarreaubaaee002006-06-26 02:48:02 +02002076
2077 /* empty line */
2078 if (!**args)
2079 continue;
2080
Willy Tarreau7bb651e2009-11-09 21:16:53 +01002081 if (*line) {
2082 /* we had to stop due to too many args.
2083 * Let's terminate the string, print the offending part then cut the
2084 * last arg.
2085 */
2086 while (*line && *line != '#' && *line != '\n' && *line != '\r')
2087 line++;
2088 *line = '\0';
2089
Christopher Faulet767a84b2017-11-24 16:50:31 +01002090 ha_alert("parsing [%s:%d]: line too long, truncating at word %d, position %ld: <%s>.\n",
2091 file, linenum, arg + 1, (long)(args[arg] - thisline + 1), args[arg]);
Willy Tarreau7bb651e2009-11-09 21:16:53 +01002092 err_code |= ERR_ALERT | ERR_FATAL;
2093 args[arg] = line;
2094 }
2095
Willy Tarreau540abe42007-05-02 20:50:16 +02002096 /* zero out remaining args and ensure that at least one entry
2097 * is zeroed out.
2098 */
2099 while (++arg <= MAX_LINE_ARGS) {
Willy Tarreaubaaee002006-06-26 02:48:02 +02002100 args[arg] = line;
2101 }
2102
Willy Tarreau3842f002009-06-14 11:39:52 +02002103 /* check for keyword modifiers "no" and "default" */
Krzysztof Oledzki336d4752007-12-25 02:40:22 +01002104 if (!strcmp(args[0], "no")) {
William Lallemand0f99e342011-10-12 17:50:54 +02002105 char *tmp;
2106
Willy Tarreau3842f002009-06-14 11:39:52 +02002107 kwm = KWM_NO;
William Lallemand0f99e342011-10-12 17:50:54 +02002108 tmp = args[0];
Krzysztof Oledzki336d4752007-12-25 02:40:22 +01002109 for (arg=0; *args[arg+1]; arg++)
2110 args[arg] = args[arg+1]; // shift args after inversion
William Lallemand0f99e342011-10-12 17:50:54 +02002111 *tmp = '\0'; // fix the next arg to \0
2112 args[arg] = tmp;
Krzysztof Oledzki336d4752007-12-25 02:40:22 +01002113 }
Willy Tarreau3842f002009-06-14 11:39:52 +02002114 else if (!strcmp(args[0], "default")) {
2115 kwm = KWM_DEF;
2116 for (arg=0; *args[arg+1]; arg++)
2117 args[arg] = args[arg+1]; // shift args after inversion
2118 }
Krzysztof Oledzki336d4752007-12-25 02:40:22 +01002119
William Lallemand0f99e342011-10-12 17:50:54 +02002120 if (kwm != KWM_STD && strcmp(args[0], "option") != 0 && \
Willy Tarreaubeb859a2018-11-22 18:07:59 +01002121 strcmp(args[0], "log") != 0 && strcmp(args[0], "busy-polling")) {
2122 ha_alert("parsing [%s:%d]: negation/default currently supported only for options, log, and busy-polling.\n", file, linenum);
Willy Tarreau058e9072009-07-20 09:30:05 +02002123 err_code |= ERR_ALERT | ERR_FATAL;
Krzysztof Oledzki336d4752007-12-25 02:40:22 +01002124 }
2125
Thierry FOURNIERfa45f1d2014-03-18 13:54:18 +01002126 /* detect section start */
2127 list_for_each_entry(ics, &sections, list) {
2128 if (strcmp(args[0], ics->section_name) == 0) {
2129 cursection = ics->section_name;
Christopher Faulet7805e2b2018-11-30 13:50:47 +01002130 pcs = cs;
Thierry FOURNIERfa45f1d2014-03-18 13:54:18 +01002131 cs = ics;
2132 break;
2133 }
Emeric Brun32da3c42010-09-23 18:39:19 +02002134 }
2135
Christopher Faulet7805e2b2018-11-30 13:50:47 +01002136 if (pcs && pcs->post_section_parser) {
2137 err_code |= pcs->post_section_parser();
2138 if (err_code & ERR_ABORT)
2139 goto err;
Christopher Faulet7805e2b2018-11-30 13:50:47 +01002140 }
Christopher Fauletbf7a9592018-12-02 09:37:38 +01002141 pcs = NULL;
Christopher Faulet7805e2b2018-11-30 13:50:47 +01002142
William Lallemandd2ff56d2017-10-16 11:06:50 +02002143 if (!cs) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002144 ha_alert("parsing [%s:%d]: unknown keyword '%s' out of section.\n", file, linenum, args[0]);
Willy Tarreau058e9072009-07-20 09:30:05 +02002145 err_code |= ERR_ALERT | ERR_FATAL;
William Lallemandd2ff56d2017-10-16 11:06:50 +02002146 } else {
William Lallemandd2ff56d2017-10-16 11:06:50 +02002147 err_code |= cs->section_parser(file, linenum, args, kwm);
2148 if (err_code & ERR_ABORT)
2149 goto err;
2150 }
Willy Tarreaubaaee002006-06-26 02:48:02 +02002151 }
William Lallemandd2ff56d2017-10-16 11:06:50 +02002152
Christopher Fauletbf7a9592018-12-02 09:37:38 +01002153 if (cs && cs->post_section_parser)
Christopher Faulet7805e2b2018-11-30 13:50:47 +01002154 err_code |= cs->post_section_parser();
William Lallemandd2ff56d2017-10-16 11:06:50 +02002155
2156err:
Christopher Faulet79bdef32016-11-04 22:36:15 +01002157 free(cfg_scope);
2158 cfg_scope = NULL;
Willy Tarreau6daf3432008-01-22 16:44:08 +01002159 cursection = NULL;
William Lallemand64e84512015-05-12 14:25:37 +02002160 free(thisline);
Willy Tarreaubaaee002006-06-26 02:48:02 +02002161 fclose(f);
Willy Tarreau058e9072009-07-20 09:30:05 +02002162 return err_code;
Willy Tarreau915e1eb2009-06-22 15:48:36 +02002163}
2164
Willy Tarreau64ab6072014-09-16 12:17:36 +02002165/* This function propagates processes from frontend <from> to backend <to> so
2166 * that it is always guaranteed that a backend pointed to by a frontend is
2167 * bound to all of its processes. After that, if the target is a "listen"
2168 * instance, the function recursively descends the target's own targets along
Willy Tarreau98d04852015-05-26 12:18:29 +02002169 * default_backend and use_backend rules. Since the bits are
Willy Tarreau64ab6072014-09-16 12:17:36 +02002170 * checked first to ensure that <to> is already bound to all processes of
2171 * <from>, there is no risk of looping and we ensure to follow the shortest
2172 * path to the destination.
2173 *
2174 * It is possible to set <to> to NULL for the first call so that the function
2175 * takes care of visiting the initial frontend in <from>.
2176 *
2177 * It is important to note that the function relies on the fact that all names
2178 * have already been resolved.
2179 */
2180void propagate_processes(struct proxy *from, struct proxy *to)
2181{
2182 struct switching_rule *rule;
Willy Tarreau64ab6072014-09-16 12:17:36 +02002183
2184 if (to) {
2185 /* check whether we need to go down */
2186 if (from->bind_proc &&
2187 (from->bind_proc & to->bind_proc) == from->bind_proc)
2188 return;
2189
2190 if (!from->bind_proc && !to->bind_proc)
2191 return;
2192
2193 to->bind_proc = from->bind_proc ?
2194 (to->bind_proc | from->bind_proc) : 0;
2195
2196 /* now propagate down */
2197 from = to;
2198 }
2199
Willy Tarreau8a95d8c2014-12-18 13:56:26 +01002200 if (!(from->cap & PR_CAP_FE))
Willy Tarreau64ab6072014-09-16 12:17:36 +02002201 return;
2202
Willy Tarreauf6b70012014-12-18 14:00:43 +01002203 if (from->state == PR_STSTOPPED)
2204 return;
2205
Willy Tarreau64ab6072014-09-16 12:17:36 +02002206 /* default_backend */
2207 if (from->defbe.be)
2208 propagate_processes(from, from->defbe.be);
2209
2210 /* use_backend */
2211 list_for_each_entry(rule, &from->switching_rules, list) {
Cyril Bonté51639692014-10-02 19:56:25 +02002212 if (rule->dynamic)
2213 continue;
Willy Tarreau64ab6072014-09-16 12:17:36 +02002214 to = rule->be.backend;
2215 propagate_processes(from, to);
2216 }
Willy Tarreau64ab6072014-09-16 12:17:36 +02002217}
2218
Willy Tarreaubb925012009-07-23 13:36:36 +02002219/*
2220 * Returns the error code, 0 if OK, or any combination of :
2221 * - ERR_ABORT: must abort ASAP
2222 * - ERR_FATAL: we can continue parsing but not start the service
2223 * - ERR_WARN: a warning has been emitted
2224 * - ERR_ALERT: an alert has been emitted
2225 * Only the two first ones can stop processing, the two others are just
2226 * indicators.
2227 */
Willy Tarreau915e1eb2009-06-22 15:48:36 +02002228int check_config_validity()
2229{
2230 int cfgerr = 0;
2231 struct proxy *curproxy = NULL;
Frédéric Lécaille1b8e68e2019-03-14 07:07:41 +01002232 struct stktable *t;
Willy Tarreau915e1eb2009-06-22 15:48:36 +02002233 struct server *newsrv = NULL;
Willy Tarreaubb925012009-07-23 13:36:36 +02002234 int err_code = 0;
Willy Tarreau53fb4ae2009-10-04 23:04:08 +02002235 unsigned int next_pxid = 1;
Willy Tarreau2a65ff02012-09-13 17:54:29 +02002236 struct bind_conf *bind_conf;
Thierry FOURNIER / OZON.IO8a4e4422016-11-23 00:41:28 +01002237 char *err;
William Lallemand48b4bb42017-10-23 14:36:34 +02002238 struct cfg_postparser *postparser;
Ben Draut054fbee2018-04-13 15:43:04 -06002239 struct dns_resolvers *curr_resolvers = NULL;
Willy Tarreaubaaee002006-06-26 02:48:02 +02002240
Willy Tarreau2a65ff02012-09-13 17:54:29 +02002241 bind_conf = NULL;
Willy Tarreaubaaee002006-06-26 02:48:02 +02002242 /*
2243 * Now, check for the integrity of all that we have collected.
2244 */
2245
2246 /* will be needed further to delay some tasks */
Willy Tarreaub0b37bc2008-06-23 14:00:57 +02002247 tv_update_date(0,1);
Willy Tarreaubaaee002006-06-26 02:48:02 +02002248
Willy Tarreau193b8c62012-11-22 00:17:38 +01002249 if (!global.tune.max_http_hdr)
2250 global.tune.max_http_hdr = MAX_HTTP_HDR;
2251
2252 if (!global.tune.cookie_len)
2253 global.tune.cookie_len = CAPTURE_LEN;
2254
Stéphane Cottin23e9e932017-05-18 08:58:41 +02002255 if (!global.tune.requri_len)
2256 global.tune.requri_len = REQURI_LEN;
2257
Willy Tarreau149ab772019-01-26 14:27:06 +01002258 if (!global.nbthread) {
2259 /* nbthread not set, thus automatic. In this case, and only if
2260 * running on a single process, we enable the same number of
2261 * threads as the number of CPUs the process is bound to. This
2262 * allows to easily control the number of threads using taskset.
2263 */
2264 global.nbthread = 1;
2265#if defined(USE_THREAD)
2266 if (global.nbproc == 1)
2267 global.nbthread = thread_cpus_enabled_at_boot;
2268 all_threads_mask = nbits(global.nbthread);
2269#endif
2270 }
2271
Willy Tarreau26f6ae12019-02-02 12:56:15 +01002272 if (global.nbproc > 1 && global.nbthread > 1) {
2273 ha_alert("config : cannot enable multiple processes if multiple threads are configured. Please use either nbproc or nbthread but not both.\n");
2274 err_code |= ERR_ALERT | ERR_FATAL;
2275 goto out;
2276 }
2277
Willy Tarreaubafbe012017-11-24 17:34:44 +01002278 pool_head_requri = create_pool("requri", global.tune.requri_len , MEM_F_SHARED);
Emeric Brun96fd9262017-07-05 13:33:16 +02002279
Willy Tarreaubafbe012017-11-24 17:34:44 +01002280 pool_head_capture = create_pool("capture", global.tune.cookie_len, MEM_F_SHARED);
Willy Tarreau193b8c62012-11-22 00:17:38 +01002281
Thierry FOURNIER9eec0a62014-01-22 18:38:02 +01002282 /* Post initialisation of the users and groups lists. */
2283 err_code = userlist_postinit();
2284 if (err_code != ERR_NONE)
2285 goto out;
2286
Willy Tarreau55bc0f82009-03-15 14:51:53 +01002287 /* first, we will invert the proxy list order */
2288 curproxy = NULL;
Olivier Houchardfbc74e82017-11-24 16:54:05 +01002289 while (proxies_list) {
Willy Tarreau55bc0f82009-03-15 14:51:53 +01002290 struct proxy *next;
2291
Olivier Houchardfbc74e82017-11-24 16:54:05 +01002292 next = proxies_list->next;
2293 proxies_list->next = curproxy;
2294 curproxy = proxies_list;
Willy Tarreau55bc0f82009-03-15 14:51:53 +01002295 if (!next)
2296 break;
Olivier Houchardfbc74e82017-11-24 16:54:05 +01002297 proxies_list = next;
Willy Tarreau55bc0f82009-03-15 14:51:53 +01002298 }
2299
Olivier Houchardfbc74e82017-11-24 16:54:05 +01002300 for (curproxy = proxies_list; curproxy; curproxy = curproxy->next) {
Willy Tarreau55ea7572007-06-17 19:56:27 +02002301 struct switching_rule *rule;
Willy Tarreau4a5cade2012-04-05 21:09:48 +02002302 struct server_rule *srule;
Emeric Brunb982a3d2010-01-04 15:45:53 +01002303 struct sticking_rule *mrule;
Christopher Faulete4e830d2017-09-18 14:51:41 +02002304 struct act_rule *arule;
Dragan Dosen1322d092015-09-22 16:05:32 +02002305 struct logsrv *tmplogsrv;
Willy Tarreau53fb4ae2009-10-04 23:04:08 +02002306 unsigned int next_id;
Willy Tarreau16a21472012-11-19 12:39:59 +01002307 int nbproc;
Willy Tarreau53fb4ae2009-10-04 23:04:08 +02002308
Willy Tarreau050536d2012-10-04 08:47:34 +02002309 if (curproxy->uuid < 0) {
Willy Tarreau53fb4ae2009-10-04 23:04:08 +02002310 /* proxy ID not set, use automatic numbering with first
2311 * spare entry starting with next_pxid.
2312 */
2313 next_pxid = get_next_id(&used_proxy_id, next_pxid);
2314 curproxy->conf.id.key = curproxy->uuid = next_pxid;
2315 eb32_insert(&used_proxy_id, &curproxy->conf.id);
Willy Tarreau53fb4ae2009-10-04 23:04:08 +02002316 }
Krzysztof Piotr Oledzkidf5cb9f2010-02-05 20:58:27 +01002317 next_pxid++;
2318
Willy Tarreau55ea7572007-06-17 19:56:27 +02002319
Willy Tarreaubaaee002006-06-26 02:48:02 +02002320 if (curproxy->state == PR_STSTOPPED) {
Willy Tarreauda250db2008-10-12 12:07:48 +02002321 /* ensure we don't keep listeners uselessly bound */
2322 stop_proxy(curproxy);
Dragan Dosen7d61a332019-05-07 14:16:18 +02002323 if (curproxy->table) {
2324 free((void *)curproxy->table->peers.name);
2325 curproxy->table->peers.p = NULL;
2326 }
Willy Tarreaubaaee002006-06-26 02:48:02 +02002327 continue;
2328 }
2329
Willy Tarreau102df612014-05-07 23:56:38 +02002330 /* Check multi-process mode compatibility for the current proxy */
2331
2332 if (curproxy->bind_proc) {
2333 /* an explicit bind-process was specified, let's check how many
2334 * processes remain.
2335 */
David Carliere6c39412015-07-02 07:00:17 +00002336 nbproc = my_popcountl(curproxy->bind_proc);
Willy Tarreau102df612014-05-07 23:56:38 +02002337
Willy Tarreaua38a7172019-02-02 17:11:28 +01002338 curproxy->bind_proc &= all_proc_mask;
Willy Tarreau102df612014-05-07 23:56:38 +02002339 if (!curproxy->bind_proc && nbproc == 1) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002340 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 +02002341 curproxy->bind_proc = 1;
2342 }
2343 else if (!curproxy->bind_proc && nbproc > 1) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002344 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 +02002345 curproxy->bind_proc = 0;
2346 }
2347 }
2348
Willy Tarreau3d209582014-05-09 17:06:11 +02002349 /* check and reduce the bind-proc of each listener */
2350 list_for_each_entry(bind_conf, &curproxy->conf.bind, by_fe) {
2351 unsigned long mask;
2352
Willy Tarreau45a66cc2017-11-24 11:28:00 +01002353 /* HTTP frontends with "h2" as ALPN/NPN will work in
2354 * HTTP/2 and absolutely require buffers 16kB or larger.
2355 */
2356#ifdef USE_OPENSSL
2357 if (curproxy->mode == PR_MODE_HTTP && global.tune.bufsize < 16384) {
2358#ifdef OPENSSL_NPN_NEGOTIATED
2359 /* check NPN */
Willy Tarreau4db49c02018-11-11 10:36:25 +01002360 if (bind_conf->ssl_conf.npn_str && strstr(bind_conf->ssl_conf.npn_str, "\002h2")) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002361 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",
2362 curproxy->id, bind_conf->file, bind_conf->line, global.tune.bufsize);
Willy Tarreau45a66cc2017-11-24 11:28:00 +01002363 cfgerr++;
2364 }
2365#endif
2366#ifdef TLSEXT_TYPE_application_layer_protocol_negotiation
2367 /* check ALPN */
Willy Tarreau4db49c02018-11-11 10:36:25 +01002368 if (bind_conf->ssl_conf.alpn_str && strstr(bind_conf->ssl_conf.alpn_str, "\002h2")) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002369 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",
2370 curproxy->id, bind_conf->file, bind_conf->line, global.tune.bufsize);
Willy Tarreau45a66cc2017-11-24 11:28:00 +01002371 cfgerr++;
2372 }
2373#endif
2374 } /* HTTP && bufsize < 16384 */
2375#endif
2376
Willy Tarreauc477b6f2018-07-27 18:07:41 +02002377 /* detect and address thread affinity inconsistencies */
Willy Tarreaua36b3242019-02-02 13:14:34 +01002378 mask = thread_mask(bind_conf->bind_thread);
Willy Tarreau3d957172019-02-02 18:00:17 +01002379 if (!(mask & all_threads_mask)) {
Willy Tarreauc477b6f2018-07-27 18:07:41 +02002380 unsigned long new_mask = 0;
2381
2382 while (mask) {
Willy Tarreau0c026f42018-08-01 19:12:20 +02002383 new_mask |= mask & all_threads_mask;
Willy Tarreauc477b6f2018-07-27 18:07:41 +02002384 mask >>= global.nbthread;
2385 }
2386
Willy Tarreaua36b3242019-02-02 13:14:34 +01002387 bind_conf->bind_thread = new_mask;
Willy Tarreauc477b6f2018-07-27 18:07:41 +02002388 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",
2389 curproxy->id, bind_conf->arg, bind_conf->file, bind_conf->line, new_mask);
2390 }
2391
2392 /* detect process and nbproc affinity inconsistencies */
Willy Tarreaua36b3242019-02-02 13:14:34 +01002393 mask = proc_mask(bind_conf->bind_proc) & proc_mask(curproxy->bind_proc);
2394 if (!(mask & all_proc_mask)) {
2395 mask = proc_mask(curproxy->bind_proc) & all_proc_mask;
2396 nbproc = my_popcountl(bind_conf->bind_proc);
2397 bind_conf->bind_proc = proc_mask(bind_conf->bind_proc) & mask;
Willy Tarreau3d209582014-05-09 17:06:11 +02002398
Willy Tarreaua36b3242019-02-02 13:14:34 +01002399 if (!bind_conf->bind_proc && nbproc == 1) {
2400 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",
2401 curproxy->id, bind_conf->arg, bind_conf->file, bind_conf->line);
2402 bind_conf->bind_proc = mask & ~(mask - 1);
2403 }
2404 else if (!bind_conf->bind_proc && nbproc > 1) {
2405 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",
2406 curproxy->id, bind_conf->arg, bind_conf->file, bind_conf->line);
2407 bind_conf->bind_proc = 0;
2408 }
Willy Tarreau3d209582014-05-09 17:06:11 +02002409 }
2410 }
2411
Willy Tarreauff01a212009-03-15 13:46:16 +01002412 switch (curproxy->mode) {
2413 case PR_MODE_HEALTH:
Willy Tarreau915e1eb2009-06-22 15:48:36 +02002414 cfgerr += proxy_cfg_ensure_no_http(curproxy);
Willy Tarreauff01a212009-03-15 13:46:16 +01002415 if (!(curproxy->cap & PR_CAP_FE)) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002416 ha_alert("config : %s '%s' cannot be in health mode as it has no frontend capability.\n",
2417 proxy_type_str(curproxy), curproxy->id);
Willy Tarreauff01a212009-03-15 13:46:16 +01002418 cfgerr++;
2419 }
2420
2421 if (curproxy->srv != NULL)
Christopher Faulet767a84b2017-11-24 16:50:31 +01002422 ha_warning("config : servers will be ignored for %s '%s'.\n",
2423 proxy_type_str(curproxy), curproxy->id);
Willy Tarreauff01a212009-03-15 13:46:16 +01002424 break;
2425
2426 case PR_MODE_TCP:
Willy Tarreau915e1eb2009-06-22 15:48:36 +02002427 cfgerr += proxy_cfg_ensure_no_http(curproxy);
Willy Tarreauff01a212009-03-15 13:46:16 +01002428 break;
2429
2430 case PR_MODE_HTTP:
Willy Tarreau25320b22013-03-24 07:22:08 +01002431 curproxy->http_needed = 1;
Willy Tarreauff01a212009-03-15 13:46:16 +01002432 break;
William Lallemandcf62f7e2018-10-26 14:47:40 +02002433
2434 case PR_MODE_CLI:
2435 cfgerr += proxy_cfg_ensure_no_http(curproxy);
2436 break;
Willy Tarreauff01a212009-03-15 13:46:16 +01002437 }
2438
Willy Tarreau58aa5cc2018-02-08 09:55:09 +01002439 if (curproxy != global.stats_fe && (curproxy->cap & PR_CAP_FE) && LIST_ISEMPTY(&curproxy->conf.listeners)) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002440 ha_warning("config : %s '%s' has no 'bind' directive. Please declare it as a backend if this was intended.\n",
2441 proxy_type_str(curproxy), curproxy->id);
Willy Tarreauf3934b82015-08-11 11:36:45 +02002442 err_code |= ERR_WARN;
2443 }
2444
Willy Tarreau3cd9af22009-03-15 14:06:41 +01002445 if ((curproxy->cap & PR_CAP_BE) && (curproxy->mode != PR_MODE_HEALTH)) {
Willy Tarreauf3e49f92009-10-03 12:21:20 +02002446 if (curproxy->lbprm.algo & BE_LB_KIND) {
Willy Tarreau3cd9af22009-03-15 14:06:41 +01002447 if (curproxy->options & PR_O_TRANSP) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002448 ha_alert("config : %s '%s' cannot use both transparent and balance mode.\n",
2449 proxy_type_str(curproxy), curproxy->id);
Willy Tarreau3cd9af22009-03-15 14:06:41 +01002450 cfgerr++;
2451 }
Willy Tarreaubaaee002006-06-26 02:48:02 +02002452#ifdef WE_DONT_SUPPORT_SERVERLESS_LISTENERS
Willy Tarreau3cd9af22009-03-15 14:06:41 +01002453 else if (curproxy->srv == NULL) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002454 ha_alert("config : %s '%s' needs at least 1 server in balance mode.\n",
2455 proxy_type_str(curproxy), curproxy->id);
Willy Tarreau3cd9af22009-03-15 14:06:41 +01002456 cfgerr++;
2457 }
Willy Tarreaubaaee002006-06-26 02:48:02 +02002458#endif
Willy Tarreau1620ec32011-08-06 17:05:02 +02002459 else if (curproxy->options & PR_O_DISPATCH) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002460 ha_warning("config : dispatch address of %s '%s' will be ignored in balance mode.\n",
2461 proxy_type_str(curproxy), curproxy->id);
Willy Tarreaubb925012009-07-23 13:36:36 +02002462 err_code |= ERR_WARN;
Willy Tarreau3cd9af22009-03-15 14:06:41 +01002463 }
2464 }
Willy Tarreau1620ec32011-08-06 17:05:02 +02002465 else if (!(curproxy->options & (PR_O_TRANSP | PR_O_DISPATCH | PR_O_HTTP_PROXY))) {
Willy Tarreau3cd9af22009-03-15 14:06:41 +01002466 /* If no LB algo is set in a backend, and we're not in
2467 * transparent mode, dispatch mode nor proxy mode, we
2468 * want to use balance roundrobin by default.
2469 */
2470 curproxy->lbprm.algo &= ~BE_LB_ALGO;
2471 curproxy->lbprm.algo |= BE_LB_ALGO_RR;
Willy Tarreaubaaee002006-06-26 02:48:02 +02002472 }
2473 }
Willy Tarreau193cf932007-09-17 10:17:23 +02002474
Willy Tarreau1620ec32011-08-06 17:05:02 +02002475 if (curproxy->options & PR_O_DISPATCH)
2476 curproxy->options &= ~(PR_O_TRANSP | PR_O_HTTP_PROXY);
2477 else if (curproxy->options & PR_O_HTTP_PROXY)
2478 curproxy->options &= ~(PR_O_DISPATCH | PR_O_TRANSP);
2479 else if (curproxy->options & PR_O_TRANSP)
2480 curproxy->options &= ~(PR_O_DISPATCH | PR_O_HTTP_PROXY);
Willy Tarreau82936582007-11-30 15:20:09 +01002481
Willy Tarreau1620ec32011-08-06 17:05:02 +02002482 if ((curproxy->options2 & PR_O2_CHK_ANY) != PR_O2_HTTP_CHK) {
2483 if (curproxy->options & PR_O_DISABLE404) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002484 ha_warning("config : '%s' will be ignored for %s '%s' (requires 'option httpchk').\n",
2485 "disable-on-404", proxy_type_str(curproxy), curproxy->id);
Willy Tarreau1620ec32011-08-06 17:05:02 +02002486 err_code |= ERR_WARN;
2487 curproxy->options &= ~PR_O_DISABLE404;
2488 }
2489 if (curproxy->options2 & PR_O2_CHK_SNDST) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002490 ha_warning("config : '%s' will be ignored for %s '%s' (requires 'option httpchk').\n",
2491 "send-state", proxy_type_str(curproxy), curproxy->id);
Willy Tarreau1620ec32011-08-06 17:05:02 +02002492 err_code |= ERR_WARN;
2493 curproxy->options &= ~PR_O2_CHK_SNDST;
2494 }
Willy Tarreauef781042010-01-27 11:53:01 +01002495 }
2496
Simon Horman98637e52014-06-20 12:30:16 +09002497 if ((curproxy->options2 & PR_O2_CHK_ANY) == PR_O2_EXT_CHK) {
2498 if (!global.external_check) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002499 ha_alert("Proxy '%s' : '%s' unable to find required 'global.external-check'.\n",
2500 curproxy->id, "option external-check");
Simon Horman98637e52014-06-20 12:30:16 +09002501 cfgerr++;
2502 }
2503 if (!curproxy->check_command) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002504 ha_alert("Proxy '%s' : '%s' unable to find required 'external-check command'.\n",
2505 curproxy->id, "option external-check");
Simon Horman98637e52014-06-20 12:30:16 +09002506 cfgerr++;
2507 }
2508 }
2509
Olivier Houcharda254a372019-04-05 15:30:12 +02002510 if ((curproxy->retry_type &~ PR_RE_CONN_FAILED) &&
2511 !(curproxy->options2 & PR_O2_USE_HTX)) {
2512 ha_warning("Proxy '%s' : retry-on with any other keywords than 'conn-failure' will be ignored, requires 'option http-use-htx'.\n", curproxy->id);
2513 err_code |= ERR_WARN;
2514 curproxy->retry_type &= PR_RE_CONN_FAILED;
2515 }
Simon Horman64e34162015-02-06 11:11:57 +09002516 if (curproxy->email_alert.set) {
Simon Horman0ba0e4a2015-01-30 11:23:00 +09002517 if (!(curproxy->email_alert.mailers.name && curproxy->email_alert.from && curproxy->email_alert.to)) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002518 ha_warning("config : 'email-alert' will be ignored for %s '%s' (the presence any of "
2519 "'email-alert from', 'email-alert level' 'email-alert mailers', "
2520 "'email-alert myhostname', or 'email-alert to' "
2521 "requires each of 'email-alert from', 'email-alert mailers' and 'email-alert to' "
2522 "to be present).\n",
2523 proxy_type_str(curproxy), curproxy->id);
Simon Horman0ba0e4a2015-01-30 11:23:00 +09002524 err_code |= ERR_WARN;
2525 free_email_alert(curproxy);
2526 }
2527 if (!curproxy->email_alert.myhostname)
Cyril Bontée22bfd62015-12-04 03:07:07 +01002528 curproxy->email_alert.myhostname = strdup(hostname);
Simon Horman9dc49962015-01-30 11:22:59 +09002529 }
2530
Simon Horman98637e52014-06-20 12:30:16 +09002531 if (curproxy->check_command) {
2532 int clear = 0;
2533 if ((curproxy->options2 & PR_O2_CHK_ANY) != PR_O2_EXT_CHK) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002534 ha_warning("config : '%s' will be ignored for %s '%s' (requires 'option external-check').\n",
2535 "external-check command", proxy_type_str(curproxy), curproxy->id);
Simon Horman98637e52014-06-20 12:30:16 +09002536 err_code |= ERR_WARN;
2537 clear = 1;
2538 }
2539 if (curproxy->check_command[0] != '/' && !curproxy->check_path) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002540 ha_alert("Proxy '%s': '%s' does not have a leading '/' and 'external-check path' is not set.\n",
2541 curproxy->id, "external-check command");
Simon Horman98637e52014-06-20 12:30:16 +09002542 cfgerr++;
2543 }
2544 if (clear) {
2545 free(curproxy->check_command);
2546 curproxy->check_command = NULL;
2547 }
2548 }
2549
2550 if (curproxy->check_path) {
2551 if ((curproxy->options2 & PR_O2_CHK_ANY) != PR_O2_EXT_CHK) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002552 ha_warning("config : '%s' will be ignored for %s '%s' (requires 'option external-check').\n",
2553 "external-check path", proxy_type_str(curproxy), curproxy->id);
Simon Horman98637e52014-06-20 12:30:16 +09002554 err_code |= ERR_WARN;
2555 free(curproxy->check_path);
2556 curproxy->check_path = NULL;
2557 }
2558 }
2559
Willy Tarreau5fdfb912007-01-01 23:11:07 +01002560 /* if a default backend was specified, let's find it */
2561 if (curproxy->defbe.name) {
2562 struct proxy *target;
2563
Willy Tarreauafb39922015-05-26 12:04:09 +02002564 target = proxy_be_by_name(curproxy->defbe.name);
Krzysztof Piotr Oledzki6eb730d2007-11-03 23:41:58 +01002565 if (!target) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002566 ha_alert("Proxy '%s': unable to find required default_backend: '%s'.\n",
2567 curproxy->id, curproxy->defbe.name);
Willy Tarreau5fdfb912007-01-01 23:11:07 +01002568 cfgerr++;
2569 } else if (target == curproxy) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002570 ha_alert("Proxy '%s': loop detected for default_backend: '%s'.\n",
2571 curproxy->id, curproxy->defbe.name);
Willy Tarreaubb925012009-07-23 13:36:36 +02002572 cfgerr++;
Willy Tarreauafb39922015-05-26 12:04:09 +02002573 } else if (target->mode != curproxy->mode &&
2574 !(curproxy->mode == PR_MODE_TCP && target->mode == PR_MODE_HTTP)) {
2575
Christopher Faulet767a84b2017-11-24 16:50:31 +01002576 ha_alert("%s %s '%s' (%s:%d) tries to use incompatible %s %s '%s' (%s:%d) as its default backend (see 'mode').\n",
2577 proxy_mode_str(curproxy->mode), proxy_type_str(curproxy), curproxy->id,
2578 curproxy->conf.file, curproxy->conf.line,
2579 proxy_mode_str(target->mode), proxy_type_str(target), target->id,
2580 target->conf.file, target->conf.line);
Willy Tarreauafb39922015-05-26 12:04:09 +02002581 cfgerr++;
Willy Tarreau68ad3a42018-10-22 11:49:15 +02002582 } else if ((curproxy->options2 ^ target->options2) & PR_O2_USE_HTX) {
2583 ha_alert("%s %s '%s' (%s:%d) tries to use %s %s '%s' (%s:%d) as its default backend, both of which disagree on 'option http-use-htx'.\n",
2584 proxy_mode_str(curproxy->mode), proxy_type_str(curproxy), curproxy->id,
2585 curproxy->conf.file, curproxy->conf.line,
2586 proxy_mode_str(target->mode), proxy_type_str(target), target->id,
2587 target->conf.file, target->conf.line);
2588 cfgerr++;
Willy Tarreau5fdfb912007-01-01 23:11:07 +01002589 } else {
2590 free(curproxy->defbe.name);
2591 curproxy->defbe.be = target;
Willy Tarreauff678132012-02-13 14:32:34 +01002592 /* Emit a warning if this proxy also has some servers */
2593 if (curproxy->srv) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002594 ha_warning("In proxy '%s', the 'default_backend' rule always has precedence over the servers, which will never be used.\n",
2595 curproxy->id);
Willy Tarreauff678132012-02-13 14:32:34 +01002596 err_code |= ERR_WARN;
2597 }
Willy Tarreaubaaee002006-06-26 02:48:02 +02002598 }
2599 }
2600
Willy Tarreau55ea7572007-06-17 19:56:27 +02002601 /* find the target proxy for 'use_backend' rules */
2602 list_for_each_entry(rule, &curproxy->switching_rules, list) {
Willy Tarreau55ea7572007-06-17 19:56:27 +02002603 struct proxy *target;
Bertrand Jacquin702d44f2013-11-19 11:43:06 +01002604 struct logformat_node *node;
2605 char *pxname;
2606
2607 /* Try to parse the string as a log format expression. If the result
2608 * of the parsing is only one entry containing a simple string, then
2609 * it's a standard string corresponding to a static rule, thus the
2610 * parsing is cancelled and be.name is restored to be resolved.
2611 */
2612 pxname = rule->be.name;
2613 LIST_INIT(&rule->be.expr);
Thierry FOURNIER / OZON.IO4ed1c952016-11-24 23:57:54 +01002614 curproxy->conf.args.ctx = ARGC_UBK;
2615 curproxy->conf.args.file = rule->file;
2616 curproxy->conf.args.line = rule->line;
Thierry FOURNIER / OZON.IO8a4e4422016-11-23 00:41:28 +01002617 err = NULL;
2618 if (!parse_logformat_string(pxname, curproxy, &rule->be.expr, 0, SMP_VAL_FE_HRQ_HDR, &err)) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002619 ha_alert("Parsing [%s:%d]: failed to parse use_backend rule '%s' : %s.\n",
2620 rule->file, rule->line, pxname, err);
Thierry FOURNIER / OZON.IO8a4e4422016-11-23 00:41:28 +01002621 free(err);
Thierry FOURNIER / OZON.IO59fd5112016-11-22 23:50:02 +01002622 cfgerr++;
2623 continue;
2624 }
Bertrand Jacquin702d44f2013-11-19 11:43:06 +01002625 node = LIST_NEXT(&rule->be.expr, struct logformat_node *, list);
2626
2627 if (!LIST_ISEMPTY(&rule->be.expr)) {
2628 if (node->type != LOG_FMT_TEXT || node->list.n != &rule->be.expr) {
2629 rule->dynamic = 1;
2630 free(pxname);
2631 continue;
2632 }
2633 /* simple string: free the expression and fall back to static rule */
2634 free(node->arg);
2635 free(node);
2636 }
2637
2638 rule->dynamic = 0;
2639 rule->be.name = pxname;
Willy Tarreau55ea7572007-06-17 19:56:27 +02002640
Willy Tarreauafb39922015-05-26 12:04:09 +02002641 target = proxy_be_by_name(rule->be.name);
Krzysztof Piotr Oledzki6eb730d2007-11-03 23:41:58 +01002642 if (!target) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002643 ha_alert("Proxy '%s': unable to find required use_backend: '%s'.\n",
2644 curproxy->id, rule->be.name);
Willy Tarreau55ea7572007-06-17 19:56:27 +02002645 cfgerr++;
2646 } else if (target == curproxy) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002647 ha_alert("Proxy '%s': loop detected for use_backend: '%s'.\n",
2648 curproxy->id, rule->be.name);
Willy Tarreau55ea7572007-06-17 19:56:27 +02002649 cfgerr++;
Willy Tarreauafb39922015-05-26 12:04:09 +02002650 } else if (target->mode != curproxy->mode &&
2651 !(curproxy->mode == PR_MODE_TCP && target->mode == PR_MODE_HTTP)) {
2652
Christopher Faulet767a84b2017-11-24 16:50:31 +01002653 ha_alert("%s %s '%s' (%s:%d) tries to use incompatible %s %s '%s' (%s:%d) in a 'use_backend' rule (see 'mode').\n",
2654 proxy_mode_str(curproxy->mode), proxy_type_str(curproxy), curproxy->id,
2655 curproxy->conf.file, curproxy->conf.line,
2656 proxy_mode_str(target->mode), proxy_type_str(target), target->id,
2657 target->conf.file, target->conf.line);
Willy Tarreauafb39922015-05-26 12:04:09 +02002658 cfgerr++;
Willy Tarreau68ad3a42018-10-22 11:49:15 +02002659 } else if ((curproxy->options2 ^ target->options2) & PR_O2_USE_HTX) {
2660 ha_alert("%s %s '%s' (%s:%d) tries to use %s %s '%s' (%s:%d) in a 'use_backend' rule, both of which disagree on 'option http-use-htx'.\n",
2661 proxy_mode_str(curproxy->mode), proxy_type_str(curproxy), curproxy->id,
2662 curproxy->conf.file, curproxy->conf.line,
2663 proxy_mode_str(target->mode), proxy_type_str(target), target->id,
2664 target->conf.file, target->conf.line);
2665 cfgerr++;
Willy Tarreau55ea7572007-06-17 19:56:27 +02002666 } else {
2667 free((void *)rule->be.name);
2668 rule->be.backend = target;
2669 }
Willy Tarreau4a5cade2012-04-05 21:09:48 +02002670 }
2671
Willy Tarreau64ab6072014-09-16 12:17:36 +02002672 /* find the target server for 'use_server' rules */
Willy Tarreau4a5cade2012-04-05 21:09:48 +02002673 list_for_each_entry(srule, &curproxy->server_rules, list) {
2674 struct server *target = findserver(curproxy, srule->srv.name);
2675
2676 if (!target) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002677 ha_alert("config : %s '%s' : unable to find server '%s' referenced in a 'use-server' rule.\n",
2678 proxy_type_str(curproxy), curproxy->id, srule->srv.name);
Willy Tarreau4a5cade2012-04-05 21:09:48 +02002679 cfgerr++;
2680 continue;
2681 }
2682 free((void *)srule->srv.name);
2683 srule->srv.ptr = target;
Willy Tarreau55ea7572007-06-17 19:56:27 +02002684 }
2685
Emeric Brunb982a3d2010-01-04 15:45:53 +01002686 /* find the target table for 'stick' rules */
2687 list_for_each_entry(mrule, &curproxy->sticking_rules, list) {
Frédéric Lécaille1b8e68e2019-03-14 07:07:41 +01002688 struct stktable *target;
Emeric Brunb982a3d2010-01-04 15:45:53 +01002689
Emeric Brun1d33b292010-01-04 15:47:17 +01002690 curproxy->be_req_ana |= AN_REQ_STICKING_RULES;
2691 if (mrule->flags & STK_IS_STORE)
2692 curproxy->be_rsp_ana |= AN_RES_STORE_RULES;
2693
Emeric Brunb982a3d2010-01-04 15:45:53 +01002694 if (mrule->table.name)
Frédéric Lécaille1b8e68e2019-03-14 07:07:41 +01002695 target = stktable_find_by_name(mrule->table.name);
Emeric Brunb982a3d2010-01-04 15:45:53 +01002696 else
Frédéric Lécaille1b8e68e2019-03-14 07:07:41 +01002697 target = curproxy->table;
Emeric Brunb982a3d2010-01-04 15:45:53 +01002698
2699 if (!target) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002700 ha_alert("Proxy '%s': unable to find stick-table '%s'.\n",
2701 curproxy->id, mrule->table.name);
Emeric Brunb982a3d2010-01-04 15:45:53 +01002702 cfgerr++;
2703 }
Frédéric Lécaille1b8e68e2019-03-14 07:07:41 +01002704 else if (!stktable_compatible_sample(mrule->expr, target->type)) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002705 ha_alert("Proxy '%s': type of fetch not usable with type of stick-table '%s'.\n",
2706 curproxy->id, mrule->table.name ? mrule->table.name : curproxy->id);
Emeric Brunb982a3d2010-01-04 15:45:53 +01002707 cfgerr++;
2708 }
Frédéric Lécaille1b8e68e2019-03-14 07:07:41 +01002709 else if (target->proxy && curproxy->bind_proc & ~target->proxy->bind_proc) {
Willy Tarreau151e1ca2019-02-05 11:38:38 +01002710 ha_alert("Proxy '%s': stick-table '%s' referenced 'stick-store' rule not present on all processes covered by proxy '%s'.\n",
2711 curproxy->id, target->id, curproxy->id);
Willy Tarreau1a0fe3b2019-02-06 10:25:07 +01002712 cfgerr++;
Willy Tarreau151e1ca2019-02-05 11:38:38 +01002713 }
Emeric Brunb982a3d2010-01-04 15:45:53 +01002714 else {
2715 free((void *)mrule->table.name);
Frédéric Lécaille1b8e68e2019-03-14 07:07:41 +01002716 mrule->table.t = target;
2717 stktable_alloc_data_type(target, STKTABLE_DT_SERVER_ID, NULL);
Frédéric Lécailledb52d902019-05-17 10:12:52 +02002718 stktable_alloc_data_type(target, STKTABLE_DT_SERVER_NAME, NULL);
Emeric Brunb982a3d2010-01-04 15:45:53 +01002719 }
2720 }
2721
2722 /* find the target table for 'store response' rules */
2723 list_for_each_entry(mrule, &curproxy->storersp_rules, list) {
Frédéric Lécaille1b8e68e2019-03-14 07:07:41 +01002724 struct stktable *target;
Emeric Brunb982a3d2010-01-04 15:45:53 +01002725
Emeric Brun1d33b292010-01-04 15:47:17 +01002726 curproxy->be_rsp_ana |= AN_RES_STORE_RULES;
2727
Emeric Brunb982a3d2010-01-04 15:45:53 +01002728 if (mrule->table.name)
Frédéric Lécaille1b8e68e2019-03-14 07:07:41 +01002729 target = stktable_find_by_name(mrule->table.name);
Emeric Brunb982a3d2010-01-04 15:45:53 +01002730 else
Frédéric Lécaille1b8e68e2019-03-14 07:07:41 +01002731 target = curproxy->table;
Emeric Brunb982a3d2010-01-04 15:45:53 +01002732
2733 if (!target) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002734 ha_alert("Proxy '%s': unable to find store table '%s'.\n",
2735 curproxy->id, mrule->table.name);
Emeric Brunb982a3d2010-01-04 15:45:53 +01002736 cfgerr++;
2737 }
Frédéric Lécaille1b8e68e2019-03-14 07:07:41 +01002738 else if (!stktable_compatible_sample(mrule->expr, target->type)) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002739 ha_alert("Proxy '%s': type of fetch not usable with type of stick-table '%s'.\n",
2740 curproxy->id, mrule->table.name ? mrule->table.name : curproxy->id);
Emeric Brunb982a3d2010-01-04 15:45:53 +01002741 cfgerr++;
2742 }
Frédéric Lécaille1b8e68e2019-03-14 07:07:41 +01002743 else if (target->proxy && (curproxy->bind_proc & ~target->proxy->bind_proc)) {
Willy Tarreau151e1ca2019-02-05 11:38:38 +01002744 ha_alert("Proxy '%s': stick-table '%s' referenced 'stick-store' rule not present on all processes covered by proxy '%s'.\n",
2745 curproxy->id, target->id, curproxy->id);
Willy Tarreau1a0fe3b2019-02-06 10:25:07 +01002746 cfgerr++;
Willy Tarreau151e1ca2019-02-05 11:38:38 +01002747 }
Emeric Brunb982a3d2010-01-04 15:45:53 +01002748 else {
2749 free((void *)mrule->table.name);
Frédéric Lécaille1b8e68e2019-03-14 07:07:41 +01002750 mrule->table.t = target;
2751 stktable_alloc_data_type(target, STKTABLE_DT_SERVER_ID, NULL);
Frédéric Lécailledb52d902019-05-17 10:12:52 +02002752 stktable_alloc_data_type(target, STKTABLE_DT_SERVER_NAME, NULL);
Emeric Brunb982a3d2010-01-04 15:45:53 +01002753 }
2754 }
2755
Christopher Faulete4e830d2017-09-18 14:51:41 +02002756 /* check validity for 'tcp-request' layer 4 rules */
2757 list_for_each_entry(arule, &curproxy->tcp_req.l4_rules, list) {
2758 err = NULL;
2759 if (arule->check_ptr && !arule->check_ptr(arule, curproxy, &err)) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002760 ha_alert("Proxy '%s': %s.\n", curproxy->id, err);
Christopher Faulete4e830d2017-09-18 14:51:41 +02002761 free(err);
Willy Tarreau5f53de72012-12-12 00:25:44 +01002762 cfgerr++;
2763 }
Willy Tarreaud1f96522010-08-03 19:34:32 +02002764 }
2765
Christopher Faulete4e830d2017-09-18 14:51:41 +02002766 /* check validity for 'tcp-request' layer 5 rules */
2767 list_for_each_entry(arule, &curproxy->tcp_req.l5_rules, list) {
2768 err = NULL;
2769 if (arule->check_ptr && !arule->check_ptr(arule, curproxy, &err)) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002770 ha_alert("Proxy '%s': %s.\n", curproxy->id, err);
Christopher Faulete4e830d2017-09-18 14:51:41 +02002771 free(err);
Baptiste Assmanne9544932015-11-03 23:31:35 +01002772 cfgerr++;
2773 }
2774 }
2775
Christopher Faulete4e830d2017-09-18 14:51:41 +02002776 /* check validity for 'tcp-request' layer 6 rules */
2777 list_for_each_entry(arule, &curproxy->tcp_req.inspect_rules, list) {
2778 err = NULL;
2779 if (arule->check_ptr && !arule->check_ptr(arule, curproxy, &err)) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002780 ha_alert("Proxy '%s': %s.\n", curproxy->id, err);
Christopher Faulete4e830d2017-09-18 14:51:41 +02002781 free(err);
Baptiste Assmanne9544932015-11-03 23:31:35 +01002782 cfgerr++;
2783 }
2784 }
2785
Christopher Faulete4e830d2017-09-18 14:51:41 +02002786 /* check validity for 'http-request' layer 7 rules */
2787 list_for_each_entry(arule, &curproxy->http_req_rules, list) {
2788 err = NULL;
2789 if (arule->check_ptr && !arule->check_ptr(arule, curproxy, &err)) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002790 ha_alert("Proxy '%s': %s.\n", curproxy->id, err);
Christopher Faulete4e830d2017-09-18 14:51:41 +02002791 free(err);
Ruoshan Huange4edc6b2016-07-14 15:07:45 +08002792 cfgerr++;
2793 }
Ruoshan Huange4edc6b2016-07-14 15:07:45 +08002794 }
2795
Christopher Faulete4e830d2017-09-18 14:51:41 +02002796 /* check validity for 'http-response' layer 7 rules */
2797 list_for_each_entry(arule, &curproxy->http_res_rules, list) {
2798 err = NULL;
2799 if (arule->check_ptr && !arule->check_ptr(arule, curproxy, &err)) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002800 ha_alert("Proxy '%s': %s.\n", curproxy->id, err);
Christopher Faulete4e830d2017-09-18 14:51:41 +02002801 free(err);
Willy Tarreau09448f72014-06-25 18:12:15 +02002802 cfgerr++;
2803 }
Willy Tarreau09448f72014-06-25 18:12:15 +02002804 }
2805
Willy Tarreaub3dc39d2014-04-28 22:06:57 +02002806 /* move any "block" rules at the beginning of the http-request rules */
2807 if (!LIST_ISEMPTY(&curproxy->block_rules)) {
2808 /* insert block_rules into http_req_rules at the beginning */
2809 curproxy->block_rules.p->n = curproxy->http_req_rules.n;
2810 curproxy->http_req_rules.n->p = curproxy->block_rules.p;
2811 curproxy->block_rules.n->p = &curproxy->http_req_rules;
2812 curproxy->http_req_rules.n = curproxy->block_rules.n;
2813 LIST_INIT(&curproxy->block_rules);
2814 }
2815
Frédéric Lécaille1b8e68e2019-03-14 07:07:41 +01002816 if (curproxy->table && curproxy->table->peers.name) {
Frédéric Lécailleed2b4a62017-07-13 09:07:09 +02002817 struct peers *curpeers;
Emeric Brun32da3c42010-09-23 18:39:19 +02002818
Frédéric Lécailleed2b4a62017-07-13 09:07:09 +02002819 for (curpeers = cfg_peers; curpeers; curpeers = curpeers->next) {
Frédéric Lécaille1b8e68e2019-03-14 07:07:41 +01002820 if (strcmp(curpeers->id, curproxy->table->peers.name) == 0) {
2821 free((void *)curproxy->table->peers.name);
2822 curproxy->table->peers.p = curpeers;
Emeric Brun32da3c42010-09-23 18:39:19 +02002823 break;
2824 }
2825 }
2826
2827 if (!curpeers) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002828 ha_alert("Proxy '%s': unable to find sync peers '%s'.\n",
Frédéric Lécaille1b8e68e2019-03-14 07:07:41 +01002829 curproxy->id, curproxy->table->peers.name);
2830 free((void *)curproxy->table->peers.name);
2831 curproxy->table->peers.p = NULL;
Emeric Brun32da3c42010-09-23 18:39:19 +02002832 cfgerr++;
2833 }
Willy Tarreau77e4bd12015-05-01 20:02:17 +02002834 else if (curpeers->state == PR_STSTOPPED) {
2835 /* silently disable this peers section */
Frédéric Lécaille1b8e68e2019-03-14 07:07:41 +01002836 curproxy->table->peers.p = NULL;
Willy Tarreau77e4bd12015-05-01 20:02:17 +02002837 }
Emeric Brun32da3c42010-09-23 18:39:19 +02002838 else if (!curpeers->peers_fe) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002839 ha_alert("Proxy '%s': unable to find local peer '%s' in peers section '%s'.\n",
2840 curproxy->id, localpeer, curpeers->id);
Frédéric Lécaille1b8e68e2019-03-14 07:07:41 +01002841 curproxy->table->peers.p = NULL;
Emeric Brun32da3c42010-09-23 18:39:19 +02002842 cfgerr++;
2843 }
2844 }
2845
Simon Horman9dc49962015-01-30 11:22:59 +09002846
2847 if (curproxy->email_alert.mailers.name) {
2848 struct mailers *curmailers = mailers;
2849
2850 for (curmailers = mailers; curmailers; curmailers = curmailers->next) {
Christopher Faulet0108bb32017-10-20 21:34:32 +02002851 if (!strcmp(curmailers->id, curproxy->email_alert.mailers.name))
Simon Horman9dc49962015-01-30 11:22:59 +09002852 break;
Simon Horman9dc49962015-01-30 11:22:59 +09002853 }
Simon Horman9dc49962015-01-30 11:22:59 +09002854 if (!curmailers) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002855 ha_alert("Proxy '%s': unable to find mailers '%s'.\n",
2856 curproxy->id, curproxy->email_alert.mailers.name);
Simon Horman9dc49962015-01-30 11:22:59 +09002857 free_email_alert(curproxy);
2858 cfgerr++;
2859 }
Christopher Faulet0108bb32017-10-20 21:34:32 +02002860 else {
2861 err = NULL;
2862 if (init_email_alert(curmailers, curproxy, &err)) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002863 ha_alert("Proxy '%s': %s.\n", curproxy->id, err);
Christopher Faulet0108bb32017-10-20 21:34:32 +02002864 free(err);
2865 cfgerr++;
2866 }
2867 }
Simon Horman9dc49962015-01-30 11:22:59 +09002868 }
2869
Krzysztof Piotr Oledzki329f74d2010-02-22 20:27:23 +01002870 if (curproxy->uri_auth && !(curproxy->uri_auth->flags & ST_CONVDONE) &&
Willy Tarreauff011f22011-01-06 17:51:27 +01002871 !LIST_ISEMPTY(&curproxy->uri_auth->http_req_rules) &&
Krzysztof Piotr Oledzki8c8bd452010-01-29 19:29:32 +01002872 (curproxy->uri_auth->userlist || curproxy->uri_auth->auth_realm )) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002873 ha_alert("%s '%s': stats 'auth'/'realm' and 'http-request' can't be used at the same time.\n",
2874 "proxy", curproxy->id);
Krzysztof Piotr Oledzki8c8bd452010-01-29 19:29:32 +01002875 cfgerr++;
2876 goto out_uri_auth_compat;
2877 }
2878
Krzysztof Piotr Oledzki329f74d2010-02-22 20:27:23 +01002879 if (curproxy->uri_auth && curproxy->uri_auth->userlist && !(curproxy->uri_auth->flags & ST_CONVDONE)) {
Willy Tarreau95fa4692010-02-01 13:05:50 +01002880 const char *uri_auth_compat_req[10];
Thierry FOURNIERa28a9422015-08-04 19:35:46 +02002881 struct act_rule *rule;
Willy Tarreau95fa4692010-02-01 13:05:50 +01002882 int i = 0;
Krzysztof Piotr Oledzki8c8bd452010-01-29 19:29:32 +01002883
Willy Tarreau95fa4692010-02-01 13:05:50 +01002884 /* build the ACL condition from scratch. We're relying on anonymous ACLs for that */
2885 uri_auth_compat_req[i++] = "auth";
Krzysztof Piotr Oledzki8c8bd452010-01-29 19:29:32 +01002886
2887 if (curproxy->uri_auth->auth_realm) {
Willy Tarreau95fa4692010-02-01 13:05:50 +01002888 uri_auth_compat_req[i++] = "realm";
2889 uri_auth_compat_req[i++] = curproxy->uri_auth->auth_realm;
2890 }
Krzysztof Piotr Oledzki8c8bd452010-01-29 19:29:32 +01002891
Willy Tarreau95fa4692010-02-01 13:05:50 +01002892 uri_auth_compat_req[i++] = "unless";
2893 uri_auth_compat_req[i++] = "{";
2894 uri_auth_compat_req[i++] = "http_auth(.internal-stats-userlist)";
2895 uri_auth_compat_req[i++] = "}";
2896 uri_auth_compat_req[i++] = "";
Krzysztof Piotr Oledzki8c8bd452010-01-29 19:29:32 +01002897
Willy Tarreauff011f22011-01-06 17:51:27 +01002898 rule = parse_http_req_cond(uri_auth_compat_req, "internal-stats-auth-compat", 0, curproxy);
2899 if (!rule) {
Willy Tarreau95fa4692010-02-01 13:05:50 +01002900 cfgerr++;
2901 break;
Krzysztof Piotr Oledzki8c8bd452010-01-29 19:29:32 +01002902 }
2903
Willy Tarreauff011f22011-01-06 17:51:27 +01002904 LIST_ADDQ(&curproxy->uri_auth->http_req_rules, &rule->list);
Willy Tarreau95fa4692010-02-01 13:05:50 +01002905
Krzysztof Piotr Oledzki8c8bd452010-01-29 19:29:32 +01002906 if (curproxy->uri_auth->auth_realm) {
2907 free(curproxy->uri_auth->auth_realm);
2908 curproxy->uri_auth->auth_realm = NULL;
2909 }
Krzysztof Piotr Oledzki329f74d2010-02-22 20:27:23 +01002910
2911 curproxy->uri_auth->flags |= ST_CONVDONE;
Krzysztof Piotr Oledzki8c8bd452010-01-29 19:29:32 +01002912 }
2913out_uri_auth_compat:
2914
Dragan Dosen43885c72015-10-01 13:18:13 +02002915 /* check whether we have a log server that uses RFC5424 log format */
Dragan Dosen1322d092015-09-22 16:05:32 +02002916 list_for_each_entry(tmplogsrv, &curproxy->logsrvs, list) {
Dragan Dosen43885c72015-10-01 13:18:13 +02002917 if (tmplogsrv->format == LOG_FORMAT_RFC5424) {
2918 if (!curproxy->conf.logformat_sd_string) {
2919 /* set the default logformat_sd_string */
2920 curproxy->conf.logformat_sd_string = default_rfc5424_sd_log_format;
2921 }
Dragan Dosen1322d092015-09-22 16:05:32 +02002922 break;
Dragan Dosen1322d092015-09-22 16:05:32 +02002923 }
Dragan Dosen1322d092015-09-22 16:05:32 +02002924 }
Dragan Dosen68d2e3a2015-09-19 22:35:44 +02002925
Willy Tarreaua4312fa2013-04-02 16:34:32 +02002926 /* compile the log format */
2927 if (!(curproxy->cap & PR_CAP_FE)) {
Willy Tarreau62a61232013-04-12 18:13:46 +02002928 if (curproxy->conf.logformat_string != default_http_log_format &&
2929 curproxy->conf.logformat_string != default_tcp_log_format &&
2930 curproxy->conf.logformat_string != clf_http_log_format)
2931 free(curproxy->conf.logformat_string);
2932 curproxy->conf.logformat_string = NULL;
2933 free(curproxy->conf.lfs_file);
2934 curproxy->conf.lfs_file = NULL;
2935 curproxy->conf.lfs_line = 0;
Dragan Dosen0b85ece2015-09-25 19:17:44 +02002936
2937 if (curproxy->conf.logformat_sd_string != default_rfc5424_sd_log_format)
2938 free(curproxy->conf.logformat_sd_string);
2939 curproxy->conf.logformat_sd_string = NULL;
2940 free(curproxy->conf.lfsd_file);
2941 curproxy->conf.lfsd_file = NULL;
2942 curproxy->conf.lfsd_line = 0;
Willy Tarreaua4312fa2013-04-02 16:34:32 +02002943 }
2944
Willy Tarreau62a61232013-04-12 18:13:46 +02002945 if (curproxy->conf.logformat_string) {
2946 curproxy->conf.args.ctx = ARGC_LOG;
2947 curproxy->conf.args.file = curproxy->conf.lfs_file;
2948 curproxy->conf.args.line = curproxy->conf.lfs_line;
Thierry FOURNIER / OZON.IO8a4e4422016-11-23 00:41:28 +01002949 err = NULL;
Thierry FOURNIER / OZON.IO59fd5112016-11-22 23:50:02 +01002950 if (!parse_logformat_string(curproxy->conf.logformat_string, curproxy, &curproxy->logformat, LOG_OPT_MANDATORY,
Thierry FOURNIER / OZON.IO8a4e4422016-11-23 00:41:28 +01002951 SMP_VAL_FE_LOG_END, &err)) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002952 ha_alert("Parsing [%s:%d]: failed to parse log-format : %s.\n",
2953 curproxy->conf.lfs_file, curproxy->conf.lfs_line, err);
Thierry FOURNIER / OZON.IO8a4e4422016-11-23 00:41:28 +01002954 free(err);
Thierry FOURNIER / OZON.IO59fd5112016-11-22 23:50:02 +01002955 cfgerr++;
2956 }
Willy Tarreau62a61232013-04-12 18:13:46 +02002957 curproxy->conf.args.file = NULL;
2958 curproxy->conf.args.line = 0;
2959 }
Willy Tarreaua4312fa2013-04-02 16:34:32 +02002960
Dragan Dosen0b85ece2015-09-25 19:17:44 +02002961 if (curproxy->conf.logformat_sd_string) {
2962 curproxy->conf.args.ctx = ARGC_LOGSD;
2963 curproxy->conf.args.file = curproxy->conf.lfsd_file;
2964 curproxy->conf.args.line = curproxy->conf.lfsd_line;
Thierry FOURNIER / OZON.IO8a4e4422016-11-23 00:41:28 +01002965 err = NULL;
Thierry FOURNIER / OZON.IO59fd5112016-11-22 23:50:02 +01002966 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 +01002967 SMP_VAL_FE_LOG_END, &err)) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002968 ha_alert("Parsing [%s:%d]: failed to parse log-format-sd : %s.\n",
2969 curproxy->conf.lfs_file, curproxy->conf.lfs_line, err);
Thierry FOURNIER / OZON.IO8a4e4422016-11-23 00:41:28 +01002970 free(err);
Thierry FOURNIER / OZON.IO59fd5112016-11-22 23:50:02 +01002971 cfgerr++;
Thierry FOURNIER / OZON.IO8a4e4422016-11-23 00:41:28 +01002972 } else if (!add_to_logformat_list(NULL, NULL, LF_SEPARATOR, &curproxy->logformat_sd, &err)) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002973 ha_alert("Parsing [%s:%d]: failed to parse log-format-sd : %s.\n",
2974 curproxy->conf.lfs_file, curproxy->conf.lfs_line, err);
Thierry FOURNIER / OZON.IO8a4e4422016-11-23 00:41:28 +01002975 free(err);
Thierry FOURNIER / OZON.IO59fd5112016-11-22 23:50:02 +01002976 cfgerr++;
2977 }
Dragan Dosen0b85ece2015-09-25 19:17:44 +02002978 curproxy->conf.args.file = NULL;
2979 curproxy->conf.args.line = 0;
2980 }
2981
Willy Tarreau62a61232013-04-12 18:13:46 +02002982 if (curproxy->conf.uniqueid_format_string) {
2983 curproxy->conf.args.ctx = ARGC_UIF;
2984 curproxy->conf.args.file = curproxy->conf.uif_file;
2985 curproxy->conf.args.line = curproxy->conf.uif_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.uniqueid_format_string, curproxy, &curproxy->format_unique_id, LOG_OPT_HTTP,
Thierry FOURNIER / OZON.IO8a4e4422016-11-23 00:41:28 +01002988 (curproxy->cap & PR_CAP_FE) ? SMP_VAL_FE_HRQ_HDR : SMP_VAL_BE_HRQ_HDR, &err)) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01002989 ha_alert("Parsing [%s:%d]: failed to parse unique-id : %s.\n",
2990 curproxy->conf.uif_file, curproxy->conf.uif_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
Thierry FOURNIER9eec0a62014-01-22 18:38:02 +01002998 /* only now we can check if some args remain unresolved.
2999 * This must be done after the users and groups resolution.
3000 */
Willy Tarreaua4312fa2013-04-02 16:34:32 +02003001 cfgerr += smp_resolve_args(curproxy);
3002 if (!cfgerr)
3003 cfgerr += acl_find_targets(curproxy);
Krzysztof Piotr Oledzkif9423ae2010-01-29 19:26:18 +01003004
Willy Tarreau2738a142006-07-08 17:28:09 +02003005 if ((curproxy->mode == PR_MODE_TCP || curproxy->mode == PR_MODE_HTTP) &&
Willy Tarreau0c303ee2008-07-07 00:09:58 +02003006 (((curproxy->cap & PR_CAP_FE) && !curproxy->timeout.client) ||
Willy Tarreaud825eef2007-05-12 22:35:00 +02003007 ((curproxy->cap & PR_CAP_BE) && (curproxy->srv) &&
Willy Tarreauce887fd2012-05-12 12:50:00 +02003008 (!curproxy->timeout.connect ||
3009 (!curproxy->timeout.server && (curproxy->mode == PR_MODE_HTTP || !curproxy->timeout.tunnel)))))) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01003010 ha_warning("config : missing timeouts for %s '%s'.\n"
3011 " | While not properly invalid, you will certainly encounter various problems\n"
3012 " | with such a configuration. To fix this, please ensure that all following\n"
3013 " | timeouts are set to a non-zero value: 'client', 'connect', 'server'.\n",
3014 proxy_type_str(curproxy), curproxy->id);
Willy Tarreaubb925012009-07-23 13:36:36 +02003015 err_code |= ERR_WARN;
Willy Tarreau2738a142006-07-08 17:28:09 +02003016 }
Willy Tarreauf3c69202006-07-09 16:42:34 +02003017
Willy Tarreau1fa31262007-12-03 00:36:16 +01003018 /* Historically, the tarpit and queue timeouts were inherited from contimeout.
3019 * We must still support older configurations, so let's find out whether those
3020 * parameters have been set or must be copied from contimeouts.
3021 */
3022 if (curproxy != &defproxy) {
Willy Tarreau0c303ee2008-07-07 00:09:58 +02003023 if (!curproxy->timeout.tarpit ||
3024 curproxy->timeout.tarpit == defproxy.timeout.tarpit) {
Willy Tarreau1fa31262007-12-03 00:36:16 +01003025 /* tarpit timeout not set. We search in the following order:
3026 * default.tarpit, curr.connect, default.connect.
3027 */
Willy Tarreau0c303ee2008-07-07 00:09:58 +02003028 if (defproxy.timeout.tarpit)
Willy Tarreau1fa31262007-12-03 00:36:16 +01003029 curproxy->timeout.tarpit = defproxy.timeout.tarpit;
Willy Tarreau0c303ee2008-07-07 00:09:58 +02003030 else if (curproxy->timeout.connect)
Willy Tarreaud7c30f92007-12-03 01:38:36 +01003031 curproxy->timeout.tarpit = curproxy->timeout.connect;
Willy Tarreau0c303ee2008-07-07 00:09:58 +02003032 else if (defproxy.timeout.connect)
Willy Tarreaud7c30f92007-12-03 01:38:36 +01003033 curproxy->timeout.tarpit = defproxy.timeout.connect;
Willy Tarreau1fa31262007-12-03 00:36:16 +01003034 }
3035 if ((curproxy->cap & PR_CAP_BE) &&
Willy Tarreau0c303ee2008-07-07 00:09:58 +02003036 (!curproxy->timeout.queue ||
3037 curproxy->timeout.queue == defproxy.timeout.queue)) {
Willy Tarreau1fa31262007-12-03 00:36:16 +01003038 /* queue timeout not set. We search in the following order:
3039 * default.queue, curr.connect, default.connect.
3040 */
Willy Tarreau0c303ee2008-07-07 00:09:58 +02003041 if (defproxy.timeout.queue)
Willy Tarreau1fa31262007-12-03 00:36:16 +01003042 curproxy->timeout.queue = defproxy.timeout.queue;
Willy Tarreau0c303ee2008-07-07 00:09:58 +02003043 else if (curproxy->timeout.connect)
Willy Tarreaud7c30f92007-12-03 01:38:36 +01003044 curproxy->timeout.queue = curproxy->timeout.connect;
Willy Tarreau0c303ee2008-07-07 00:09:58 +02003045 else if (defproxy.timeout.connect)
Willy Tarreaud7c30f92007-12-03 01:38:36 +01003046 curproxy->timeout.queue = defproxy.timeout.connect;
Willy Tarreau1fa31262007-12-03 00:36:16 +01003047 }
3048 }
3049
Willy Tarreau1620ec32011-08-06 17:05:02 +02003050 if ((curproxy->options2 & PR_O2_CHK_ANY) == PR_O2_SSL3_CHK) {
Willy Tarreau137325d2010-02-01 16:38:17 +01003051 curproxy->check_len = sizeof(sslv3_client_hello_pkt) - 1;
Vincent Bernat3c2f2f22016-04-03 13:48:42 +02003052 curproxy->check_req = malloc(curproxy->check_len);
Willy Tarreau137325d2010-02-01 16:38:17 +01003053 memcpy(curproxy->check_req, sslv3_client_hello_pkt, curproxy->check_len);
Willy Tarreauf3c69202006-07-09 16:42:34 +02003054 }
3055
Willy Tarreau215663d2014-06-13 18:30:23 +02003056 if (!LIST_ISEMPTY(&curproxy->tcpcheck_rules) &&
3057 (curproxy->options2 & PR_O2_CHK_ANY) != PR_O2_TCPCHK_CHK) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01003058 ha_warning("config : %s '%s' uses tcp-check rules without 'option tcp-check', so the rules are ignored.\n",
3059 proxy_type_str(curproxy), curproxy->id);
Willy Tarreau215663d2014-06-13 18:30:23 +02003060 err_code |= ERR_WARN;
3061 }
3062
Willy Tarreau193b8c62012-11-22 00:17:38 +01003063 /* ensure that cookie capture length is not too large */
3064 if (curproxy->capture_len >= global.tune.cookie_len) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01003065 ha_warning("config : truncating capture length to %d bytes for %s '%s'.\n",
3066 global.tune.cookie_len - 1, proxy_type_str(curproxy), curproxy->id);
Willy Tarreau193b8c62012-11-22 00:17:38 +01003067 err_code |= ERR_WARN;
3068 curproxy->capture_len = global.tune.cookie_len - 1;
3069 }
3070
Willy Tarreaucf7f3202007-05-13 22:46:04 +02003071 /* The small pools required for the capture lists */
Willy Tarreau9a54e132012-03-24 08:33:05 +01003072 if (curproxy->nb_req_cap) {
Willy Tarreaud9ed3d22014-06-13 12:23:06 +02003073 curproxy->req_cap_pool = create_pool("ptrcap",
3074 curproxy->nb_req_cap * sizeof(char *),
3075 MEM_F_SHARED);
Willy Tarreau9a54e132012-03-24 08:33:05 +01003076 }
3077
3078 if (curproxy->nb_rsp_cap) {
Willy Tarreaud9ed3d22014-06-13 12:23:06 +02003079 curproxy->rsp_cap_pool = create_pool("ptrcap",
3080 curproxy->nb_rsp_cap * sizeof(char *),
3081 MEM_F_SHARED);
Willy Tarreau9a54e132012-03-24 08:33:05 +01003082 }
Willy Tarreaucf7f3202007-05-13 22:46:04 +02003083
Baptiste Assmanne11cfcd2015-08-19 16:44:03 +02003084 switch (curproxy->load_server_state_from_file) {
3085 case PR_SRV_STATE_FILE_UNSPEC:
3086 curproxy->load_server_state_from_file = PR_SRV_STATE_FILE_NONE;
3087 break;
3088 case PR_SRV_STATE_FILE_GLOBAL:
3089 if (!global.server_state_file) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01003090 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",
3091 curproxy->id);
Baptiste Assmanne11cfcd2015-08-19 16:44:03 +02003092 err_code |= ERR_WARN;
3093 }
3094 break;
3095 }
3096
Willy Tarreaubaaee002006-06-26 02:48:02 +02003097 /* first, we will invert the servers list order */
3098 newsrv = NULL;
3099 while (curproxy->srv) {
3100 struct server *next;
3101
3102 next = curproxy->srv->next;
3103 curproxy->srv->next = newsrv;
3104 newsrv = curproxy->srv;
3105 if (!next)
3106 break;
3107 curproxy->srv = next;
3108 }
3109
Willy Tarreau17edc812014-01-03 12:14:34 +01003110 /* Check that no server name conflicts. This causes trouble in the stats.
3111 * We only emit a warning for the first conflict affecting each server,
3112 * in order to avoid combinatory explosion if all servers have the same
3113 * name. We do that only for servers which do not have an explicit ID,
3114 * because these IDs were made also for distinguishing them and we don't
3115 * want to annoy people who correctly manage them.
3116 */
3117 for (newsrv = curproxy->srv; newsrv; newsrv = newsrv->next) {
3118 struct server *other_srv;
3119
3120 if (newsrv->puid)
3121 continue;
3122
3123 for (other_srv = curproxy->srv; other_srv && other_srv != newsrv; other_srv = other_srv->next) {
3124 if (!other_srv->puid && strcmp(other_srv->id, newsrv->id) == 0) {
Willy Tarreaub01302f2019-05-27 19:31:06 +02003125 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 +01003126 newsrv->conf.file, newsrv->conf.line,
3127 proxy_type_str(curproxy), curproxy->id,
3128 newsrv->id, other_srv->conf.line);
Willy Tarreaub01302f2019-05-27 19:31:06 +02003129 cfgerr++;
Willy Tarreau17edc812014-01-03 12:14:34 +01003130 break;
3131 }
3132 }
3133 }
3134
Willy Tarreaudd701652010-05-25 23:03:02 +02003135 /* assign automatic UIDs to servers which don't have one yet */
3136 next_id = 1;
3137 newsrv = curproxy->srv;
3138 while (newsrv != NULL) {
3139 if (!newsrv->puid) {
3140 /* server ID not set, use automatic numbering with first
3141 * spare entry starting with next_svid.
3142 */
3143 next_id = get_next_id(&curproxy->conf.used_server_id, next_id);
3144 newsrv->conf.id.key = newsrv->puid = next_id;
3145 eb32_insert(&curproxy->conf.used_server_id, &newsrv->conf.id);
Frédéric Lécaille84d60462019-05-17 14:29:15 +02003146 newsrv->conf.name.key = newsrv->id;
3147 ebis_insert(&curproxy->conf.used_server_name, &newsrv->conf.name);
Willy Tarreaudd701652010-05-25 23:03:02 +02003148 }
3149 next_id++;
3150 newsrv = newsrv->next;
3151 }
3152
Willy Tarreau20697042007-11-15 23:26:18 +01003153 curproxy->lbprm.wmult = 1; /* default weight multiplier */
Willy Tarreau5dc2fa62007-11-19 19:10:18 +01003154 curproxy->lbprm.wdiv = 1; /* default weight divider */
Willy Tarreaubaaee002006-06-26 02:48:02 +02003155
Willy Tarreau62c3be22012-01-20 13:12:32 +01003156 /*
3157 * If this server supports a maxconn parameter, it needs a dedicated
3158 * tasks to fill the emptied slots when a connection leaves.
3159 * Also, resolve deferred tracking dependency if needed.
3160 */
3161 newsrv = curproxy->srv;
3162 while (newsrv != NULL) {
3163 if (newsrv->minconn > newsrv->maxconn) {
3164 /* Only 'minconn' was specified, or it was higher than or equal
3165 * to 'maxconn'. Let's turn this into maxconn and clean it, as
3166 * this will avoid further useless expensive computations.
3167 */
3168 newsrv->maxconn = newsrv->minconn;
3169 } else if (newsrv->maxconn && !newsrv->minconn) {
3170 /* minconn was not specified, so we set it to maxconn */
3171 newsrv->minconn = newsrv->maxconn;
3172 }
3173
Willy Tarreau17d45382016-12-22 21:16:08 +01003174 /* this will also properly set the transport layer for prod and checks */
3175 if (newsrv->use_ssl || newsrv->check.use_ssl) {
3176 if (xprt_get(XPRT_SSL) && xprt_get(XPRT_SSL)->prepare_srv)
3177 cfgerr += xprt_get(XPRT_SSL)->prepare_srv(newsrv);
3178 }
Emeric Brun94324a42012-10-11 14:00:19 +02003179
Willy Tarreau034c88c2017-01-23 23:36:45 +01003180 if ((newsrv->flags & SRV_F_FASTOPEN) &&
3181 ((curproxy->retry_type & (PR_RE_DISCONNECTED | PR_RE_TIMEOUT)) !=
3182 (PR_RE_DISCONNECTED | PR_RE_TIMEOUT)))
3183 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",
3184 newsrv->conf.file, newsrv->conf.line,
3185 proxy_type_str(curproxy), curproxy->id,
3186 newsrv->id);
3187
Willy Tarreau2f075e92013-12-03 11:11:34 +01003188 /* set the check type on the server */
3189 newsrv->check.type = curproxy->options2 & PR_O2_CHK_ANY;
3190
Willy Tarreau62c3be22012-01-20 13:12:32 +01003191 if (newsrv->trackit) {
3192 struct proxy *px;
Willy Tarreau32091232014-05-16 13:52:00 +02003193 struct server *srv, *loop;
Willy Tarreau62c3be22012-01-20 13:12:32 +01003194 char *pname, *sname;
3195
3196 pname = newsrv->trackit;
3197 sname = strrchr(pname, '/');
3198
3199 if (sname)
3200 *sname++ = '\0';
3201 else {
3202 sname = pname;
3203 pname = NULL;
3204 }
3205
3206 if (pname) {
Willy Tarreau9e0bb102015-05-26 11:24:42 +02003207 px = proxy_be_by_name(pname);
Willy Tarreau62c3be22012-01-20 13:12:32 +01003208 if (!px) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01003209 ha_alert("config : %s '%s', server '%s': unable to find required proxy '%s' for tracking.\n",
3210 proxy_type_str(curproxy), curproxy->id,
3211 newsrv->id, pname);
Willy Tarreau62c3be22012-01-20 13:12:32 +01003212 cfgerr++;
3213 goto next_srv;
3214 }
3215 } else
3216 px = curproxy;
3217
3218 srv = findserver(px, sname);
3219 if (!srv) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01003220 ha_alert("config : %s '%s', server '%s': unable to find required server '%s' for tracking.\n",
3221 proxy_type_str(curproxy), curproxy->id,
3222 newsrv->id, sname);
Willy Tarreau62c3be22012-01-20 13:12:32 +01003223 cfgerr++;
3224 goto next_srv;
3225 }
3226
Willy Tarreau32091232014-05-16 13:52:00 +02003227 if (!(srv->check.state & CHK_ST_CONFIGURED) &&
3228 !(srv->agent.state & CHK_ST_CONFIGURED) &&
3229 !srv->track && !srv->trackit) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01003230 ha_alert("config : %s '%s', server '%s': unable to use %s/%s for "
3231 "tracking as it does not have any check nor agent enabled.\n",
3232 proxy_type_str(curproxy), curproxy->id,
3233 newsrv->id, px->id, srv->id);
Willy Tarreau32091232014-05-16 13:52:00 +02003234 cfgerr++;
3235 goto next_srv;
3236 }
3237
3238 for (loop = srv->track; loop && loop != newsrv; loop = loop->track);
3239
Frédéric Lécaille2efc6492017-03-14 14:32:17 +01003240 if (newsrv == srv || loop) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01003241 ha_alert("config : %s '%s', server '%s': unable to track %s/%s as it "
3242 "belongs to a tracking chain looping back to %s/%s.\n",
3243 proxy_type_str(curproxy), curproxy->id,
3244 newsrv->id, px->id, srv->id, px->id,
3245 newsrv == srv ? srv->id : loop->id);
Willy Tarreau62c3be22012-01-20 13:12:32 +01003246 cfgerr++;
3247 goto next_srv;
3248 }
3249
3250 if (curproxy != px &&
3251 (curproxy->options & PR_O_DISABLE404) != (px->options & PR_O_DISABLE404)) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01003252 ha_alert("config : %s '%s', server '%s': unable to use %s/%s for"
3253 "tracking: disable-on-404 option inconsistency.\n",
3254 proxy_type_str(curproxy), curproxy->id,
3255 newsrv->id, px->id, srv->id);
Willy Tarreau62c3be22012-01-20 13:12:32 +01003256 cfgerr++;
3257 goto next_srv;
3258 }
3259
Willy Tarreau62c3be22012-01-20 13:12:32 +01003260 newsrv->track = srv;
Willy Tarreau1a53a3a2013-12-11 15:27:05 +01003261 newsrv->tracknext = srv->trackers;
3262 srv->trackers = newsrv;
Willy Tarreau62c3be22012-01-20 13:12:32 +01003263
3264 free(newsrv->trackit);
3265 newsrv->trackit = NULL;
3266 }
Baptiste Assmanna68ca962015-04-14 01:15:08 +02003267
Willy Tarreau62c3be22012-01-20 13:12:32 +01003268 next_srv:
3269 newsrv = newsrv->next;
3270 }
3271
Olivier Houchard4e694042017-03-14 20:01:29 +01003272 /*
3273 * Try to generate dynamic cookies for servers now.
3274 * It couldn't be done earlier, since at the time we parsed
3275 * the server line, we may not have known yet that we
3276 * should use dynamic cookies, or the secret key may not
3277 * have been provided yet.
3278 */
3279 if (curproxy->ck_opts & PR_CK_DYNAMIC) {
3280 newsrv = curproxy->srv;
3281 while (newsrv != NULL) {
3282 srv_set_dyncookie(newsrv);
3283 newsrv = newsrv->next;
3284 }
3285
3286 }
Willy Tarreauf3e49f92009-10-03 12:21:20 +02003287 /* We have to initialize the server lookup mechanism depending
Joseph Herlanta14c03e2018-11-15 14:04:19 -08003288 * on what LB algorithm was chosen.
Willy Tarreauf3e49f92009-10-03 12:21:20 +02003289 */
3290
3291 curproxy->lbprm.algo &= ~(BE_LB_LKUP | BE_LB_PROP_DYN);
3292 switch (curproxy->lbprm.algo & BE_LB_KIND) {
3293 case BE_LB_KIND_RR:
Willy Tarreau9757a382009-10-03 12:56:50 +02003294 if ((curproxy->lbprm.algo & BE_LB_PARM) == BE_LB_RR_STATIC) {
3295 curproxy->lbprm.algo |= BE_LB_LKUP_MAP;
3296 init_server_map(curproxy);
Willy Tarreau760e81d2018-05-03 07:20:40 +02003297 } else if ((curproxy->lbprm.algo & BE_LB_PARM) == BE_LB_RR_RANDOM) {
3298 curproxy->lbprm.algo |= BE_LB_LKUP_CHTREE | BE_LB_PROP_DYN;
3299 chash_init_server_tree(curproxy);
Willy Tarreau9757a382009-10-03 12:56:50 +02003300 } else {
3301 curproxy->lbprm.algo |= BE_LB_LKUP_RRTREE | BE_LB_PROP_DYN;
3302 fwrr_init_server_groups(curproxy);
3303 }
Willy Tarreauf3e49f92009-10-03 12:21:20 +02003304 break;
Willy Tarreau6b2e11b2009-10-01 07:52:15 +02003305
Willy Tarreau3ebb1162012-02-13 16:57:44 +01003306 case BE_LB_KIND_CB:
Willy Tarreauf09c6602012-02-13 17:12:08 +01003307 if ((curproxy->lbprm.algo & BE_LB_PARM) == BE_LB_CB_LC) {
3308 curproxy->lbprm.algo |= BE_LB_LKUP_LCTREE | BE_LB_PROP_DYN;
3309 fwlc_init_server_tree(curproxy);
3310 } else {
3311 curproxy->lbprm.algo |= BE_LB_LKUP_FSTREE | BE_LB_PROP_DYN;
3312 fas_init_server_tree(curproxy);
3313 }
Willy Tarreauf3e49f92009-10-03 12:21:20 +02003314 break;
Willy Tarreau6b2e11b2009-10-01 07:52:15 +02003315
Willy Tarreauf3e49f92009-10-03 12:21:20 +02003316 case BE_LB_KIND_HI:
Willy Tarreau6b2e11b2009-10-01 07:52:15 +02003317 if ((curproxy->lbprm.algo & BE_LB_HASH_TYPE) == BE_LB_HASH_CONS) {
3318 curproxy->lbprm.algo |= BE_LB_LKUP_CHTREE | BE_LB_PROP_DYN;
3319 chash_init_server_tree(curproxy);
3320 } else {
3321 curproxy->lbprm.algo |= BE_LB_LKUP_MAP;
3322 init_server_map(curproxy);
3323 }
Willy Tarreauf3e49f92009-10-03 12:21:20 +02003324 break;
3325 }
Christopher Faulet2a944ee2017-11-07 10:42:54 +01003326 HA_SPIN_INIT(&curproxy->lbprm.lock);
Willy Tarreaubaaee002006-06-26 02:48:02 +02003327
3328 if (curproxy->options & PR_O_LOGASAP)
3329 curproxy->to_log &= ~LW_BYTES;
3330
Willy Tarreaue7ded1f2009-08-09 10:11:45 +02003331 if ((curproxy->mode == PR_MODE_TCP || curproxy->mode == PR_MODE_HTTP) &&
Dragan Dosen0b85ece2015-09-25 19:17:44 +02003332 (curproxy->cap & PR_CAP_FE) && LIST_ISEMPTY(&curproxy->logsrvs) &&
3333 (!LIST_ISEMPTY(&curproxy->logformat) || !LIST_ISEMPTY(&curproxy->logformat_sd))) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01003334 ha_warning("config : log format ignored for %s '%s' since it has no log address.\n",
3335 proxy_type_str(curproxy), curproxy->id);
Willy Tarreaue7ded1f2009-08-09 10:11:45 +02003336 err_code |= ERR_WARN;
3337 }
3338
Willy Tarreaue24fdfb2010-03-25 07:22:56 +01003339 if (curproxy->mode != PR_MODE_HTTP) {
3340 int optnum;
3341
Willy Tarreaue24fdfb2010-03-25 07:22:56 +01003342 if (curproxy->uri_auth) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01003343 ha_warning("config : 'stats' statement ignored for %s '%s' as it requires HTTP mode.\n",
3344 proxy_type_str(curproxy), curproxy->id);
Willy Tarreaue24fdfb2010-03-25 07:22:56 +01003345 err_code |= ERR_WARN;
3346 curproxy->uri_auth = NULL;
3347 }
3348
Willy Tarreaude7dc882017-03-10 11:49:21 +01003349 if (curproxy->capture_name) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01003350 ha_warning("config : 'capture' statement ignored for %s '%s' as it requires HTTP mode.\n",
3351 proxy_type_str(curproxy), curproxy->id);
Willy Tarreaude7dc882017-03-10 11:49:21 +01003352 err_code |= ERR_WARN;
3353 }
3354
3355 if (!LIST_ISEMPTY(&curproxy->http_req_rules)) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01003356 ha_warning("config : 'http-request' rules ignored for %s '%s' as they require HTTP mode.\n",
3357 proxy_type_str(curproxy), curproxy->id);
Willy Tarreaude7dc882017-03-10 11:49:21 +01003358 err_code |= ERR_WARN;
3359 }
3360
3361 if (!LIST_ISEMPTY(&curproxy->http_res_rules)) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01003362 ha_warning("config : 'http-response' rules ignored for %s '%s' as they require HTTP mode.\n",
3363 proxy_type_str(curproxy), curproxy->id);
Willy Tarreaude7dc882017-03-10 11:49:21 +01003364 err_code |= ERR_WARN;
3365 }
3366
3367 if (!LIST_ISEMPTY(&curproxy->block_rules)) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01003368 ha_warning("config : 'block' rules ignored for %s '%s' as they require HTTP mode.\n",
3369 proxy_type_str(curproxy), curproxy->id);
Willy Tarreaude7dc882017-03-10 11:49:21 +01003370 err_code |= ERR_WARN;
3371 }
3372
3373 if (!LIST_ISEMPTY(&curproxy->redirect_rules)) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01003374 ha_warning("config : 'redirect' rules ignored for %s '%s' as they require HTTP mode.\n",
3375 proxy_type_str(curproxy), curproxy->id);
Willy Tarreaude7dc882017-03-10 11:49:21 +01003376 err_code |= ERR_WARN;
3377 }
3378
Willy Tarreau87cf5142011-08-19 22:57:24 +02003379 if (curproxy->options & (PR_O_FWDFOR | PR_O_FF_ALWAYS)) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01003380 ha_warning("config : 'option %s' ignored for %s '%s' as it requires HTTP mode.\n",
3381 "forwardfor", proxy_type_str(curproxy), curproxy->id);
Willy Tarreaue24fdfb2010-03-25 07:22:56 +01003382 err_code |= ERR_WARN;
Willy Tarreau87cf5142011-08-19 22:57:24 +02003383 curproxy->options &= ~(PR_O_FWDFOR | PR_O_FF_ALWAYS);
Willy Tarreaue24fdfb2010-03-25 07:22:56 +01003384 }
3385
3386 if (curproxy->options & PR_O_ORGTO) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01003387 ha_warning("config : 'option %s' ignored for %s '%s' as it requires HTTP mode.\n",
3388 "originalto", proxy_type_str(curproxy), curproxy->id);
Willy Tarreaue24fdfb2010-03-25 07:22:56 +01003389 err_code |= ERR_WARN;
3390 curproxy->options &= ~PR_O_ORGTO;
3391 }
3392
3393 for (optnum = 0; cfg_opts[optnum].name; optnum++) {
3394 if (cfg_opts[optnum].mode == PR_MODE_HTTP &&
3395 (curproxy->cap & cfg_opts[optnum].cap) &&
3396 (curproxy->options & cfg_opts[optnum].val)) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01003397 ha_warning("config : 'option %s' ignored for %s '%s' as it requires HTTP mode.\n",
3398 cfg_opts[optnum].name, proxy_type_str(curproxy), curproxy->id);
Willy Tarreaue24fdfb2010-03-25 07:22:56 +01003399 err_code |= ERR_WARN;
3400 curproxy->options &= ~cfg_opts[optnum].val;
3401 }
3402 }
3403
3404 for (optnum = 0; cfg_opts2[optnum].name; optnum++) {
3405 if (cfg_opts2[optnum].mode == PR_MODE_HTTP &&
3406 (curproxy->cap & cfg_opts2[optnum].cap) &&
3407 (curproxy->options2 & cfg_opts2[optnum].val)) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01003408 ha_warning("config : 'option %s' ignored for %s '%s' as it requires HTTP mode.\n",
3409 cfg_opts2[optnum].name, proxy_type_str(curproxy), curproxy->id);
Willy Tarreaue24fdfb2010-03-25 07:22:56 +01003410 err_code |= ERR_WARN;
3411 curproxy->options2 &= ~cfg_opts2[optnum].val;
3412 }
3413 }
Willy Tarreaubce70882009-09-07 11:51:47 +02003414
Willy Tarreau29fbe512015-08-20 19:35:14 +02003415#if defined(CONFIG_HAP_TRANSPARENT)
Willy Tarreauef9a3602012-12-08 22:29:20 +01003416 if (curproxy->conn_src.bind_hdr_occ) {
3417 curproxy->conn_src.bind_hdr_occ = 0;
Christopher Faulet767a84b2017-11-24 16:50:31 +01003418 ha_warning("config : %s '%s' : ignoring use of header %s as source IP in non-HTTP mode.\n",
3419 proxy_type_str(curproxy), curproxy->id, curproxy->conn_src.bind_hdr_name);
Willy Tarreaubce70882009-09-07 11:51:47 +02003420 err_code |= ERR_WARN;
3421 }
Willy Tarreauefa5f512010-03-30 20:13:29 +02003422#endif
Willy Tarreaue24fdfb2010-03-25 07:22:56 +01003423 }
3424
Willy Tarreaubaaee002006-06-26 02:48:02 +02003425 /*
Willy Tarreau21d2af32008-02-14 20:25:24 +01003426 * ensure that we're not cross-dressing a TCP server into HTTP.
3427 */
3428 newsrv = curproxy->srv;
3429 while (newsrv != NULL) {
Willy Tarreau0cec3312011-10-31 13:49:26 +01003430 if ((curproxy->mode != PR_MODE_HTTP) && newsrv->rdr_len) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01003431 ha_alert("config : %s '%s' : server cannot have cookie or redirect prefix in non-HTTP mode.\n",
3432 proxy_type_str(curproxy), curproxy->id);
Willy Tarreaubb925012009-07-23 13:36:36 +02003433 cfgerr++;
Willy Tarreau21d2af32008-02-14 20:25:24 +01003434 }
Willy Tarreaubce70882009-09-07 11:51:47 +02003435
Willy Tarreau0cec3312011-10-31 13:49:26 +01003436 if ((curproxy->mode != PR_MODE_HTTP) && newsrv->cklen) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01003437 ha_warning("config : %s '%s' : ignoring cookie for server '%s' as HTTP mode is disabled.\n",
3438 proxy_type_str(curproxy), curproxy->id, newsrv->id);
Willy Tarreau0cec3312011-10-31 13:49:26 +01003439 err_code |= ERR_WARN;
3440 }
3441
Willy Tarreauc93cd162014-05-13 15:54:22 +02003442 if ((newsrv->flags & SRV_F_MAPPORTS) && (curproxy->options2 & PR_O2_RDPC_PRST)) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01003443 ha_warning("config : %s '%s' : RDP cookie persistence will not work for server '%s' because it lacks an explicit port number.\n",
3444 proxy_type_str(curproxy), curproxy->id, newsrv->id);
Willy Tarreau82ffa392013-08-13 17:19:08 +02003445 err_code |= ERR_WARN;
3446 }
3447
Willy Tarreau29fbe512015-08-20 19:35:14 +02003448#if defined(CONFIG_HAP_TRANSPARENT)
Willy Tarreauef9a3602012-12-08 22:29:20 +01003449 if (curproxy->mode != PR_MODE_HTTP && newsrv->conn_src.bind_hdr_occ) {
3450 newsrv->conn_src.bind_hdr_occ = 0;
Christopher Faulet767a84b2017-11-24 16:50:31 +01003451 ha_warning("config : %s '%s' : server %s cannot use header %s as source IP in non-HTTP mode.\n",
3452 proxy_type_str(curproxy), curproxy->id, newsrv->id, newsrv->conn_src.bind_hdr_name);
Willy Tarreaubce70882009-09-07 11:51:47 +02003453 err_code |= ERR_WARN;
3454 }
Willy Tarreauefa5f512010-03-30 20:13:29 +02003455#endif
Willy Tarreau4c183462017-01-06 12:21:38 +01003456
Willy Tarreau46deab62018-04-28 07:18:15 +02003457 if ((curproxy->mode != PR_MODE_HTTP) && (curproxy->options & PR_O_REUSE_MASK) != PR_O_REUSE_NEVR)
3458 curproxy->options &= ~PR_O_REUSE_MASK;
3459
Willy Tarreau21d2af32008-02-14 20:25:24 +01003460 newsrv = newsrv->next;
3461 }
3462
Willy Tarreaue42bd962014-09-16 16:21:19 +02003463 /* check if we have a frontend with "tcp-request content" looking at L7
3464 * with no inspect-delay
3465 */
3466 if ((curproxy->cap & PR_CAP_FE) && !curproxy->tcp_req.inspect_delay) {
Christopher Faulete4e830d2017-09-18 14:51:41 +02003467 list_for_each_entry(arule, &curproxy->tcp_req.inspect_rules, list) {
3468 if (arule->action == ACT_TCP_CAPTURE &&
3469 !(arule->arg.cap.expr->fetch->val & SMP_VAL_FE_SES_ACC))
Willy Tarreaue42bd962014-09-16 16:21:19 +02003470 break;
Christopher Faulete4e830d2017-09-18 14:51:41 +02003471 if ((arule->action >= ACT_ACTION_TRK_SC0 && arule->action <= ACT_ACTION_TRK_SCMAX) &&
3472 !(arule->arg.trk_ctr.expr->fetch->val & SMP_VAL_FE_SES_ACC))
Willy Tarreaue42bd962014-09-16 16:21:19 +02003473 break;
3474 }
3475
Christopher Faulete4e830d2017-09-18 14:51:41 +02003476 if (&arule->list != &curproxy->tcp_req.inspect_rules) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01003477 ha_warning("config : %s '%s' : some 'tcp-request content' rules explicitly depending on request"
3478 " contents were found in a frontend without any 'tcp-request inspect-delay' setting."
3479 " This means that these rules will randomly find their contents. This can be fixed by"
3480 " setting the tcp-request inspect-delay.\n",
3481 proxy_type_str(curproxy), curproxy->id);
Willy Tarreaue42bd962014-09-16 16:21:19 +02003482 err_code |= ERR_WARN;
3483 }
3484 }
3485
Christopher Fauletd7c91962015-04-30 11:48:27 +02003486 /* Check filter configuration, if any */
3487 cfgerr += flt_check(curproxy);
3488
Willy Tarreauc1a21672009-08-16 22:37:44 +02003489 if (curproxy->cap & PR_CAP_FE) {
Willy Tarreau050536d2012-10-04 08:47:34 +02003490 if (!curproxy->accept)
3491 curproxy->accept = frontend_accept;
Willy Tarreau81f9aa32010-06-01 17:45:26 +02003492
Willy Tarreauc1a21672009-08-16 22:37:44 +02003493 if (curproxy->tcp_req.inspect_delay ||
3494 !LIST_ISEMPTY(&curproxy->tcp_req.inspect_rules))
Willy Tarreaufb356202010-08-03 14:02:05 +02003495 curproxy->fe_req_ana |= AN_REQ_INSPECT_FE;
Willy Tarreauc1a21672009-08-16 22:37:44 +02003496
Willy Tarreau4e5b8282009-08-16 22:57:50 +02003497 if (curproxy->mode == PR_MODE_HTTP) {
Willy Tarreauc1a21672009-08-16 22:37:44 +02003498 curproxy->fe_req_ana |= AN_REQ_WAIT_HTTP | AN_REQ_HTTP_PROCESS_FE;
Willy Tarreaub37c27e2009-10-18 22:53:08 +02003499 curproxy->fe_rsp_ana |= AN_RES_WAIT_HTTP | AN_RES_HTTP_PROCESS_FE;
Willy Tarreau4e5b8282009-08-16 22:57:50 +02003500 }
Willy Tarreauc1a21672009-08-16 22:37:44 +02003501
William Lallemandcf62f7e2018-10-26 14:47:40 +02003502 if (curproxy->mode == PR_MODE_CLI) {
3503 curproxy->fe_req_ana |= AN_REQ_WAIT_CLI;
3504 curproxy->fe_rsp_ana |= AN_RES_WAIT_CLI;
3505 }
3506
Willy Tarreauc1a21672009-08-16 22:37:44 +02003507 /* both TCP and HTTP must check switching rules */
3508 curproxy->fe_req_ana |= AN_REQ_SWITCHING_RULES;
Christopher Fauletd7c91962015-04-30 11:48:27 +02003509
3510 /* Add filters analyzers if needed */
Christopher Faulet443ea1a2016-02-04 13:40:26 +01003511 if (!LIST_ISEMPTY(&curproxy->filter_configs)) {
Christopher Faulet0184ea72017-01-05 14:06:34 +01003512 curproxy->fe_req_ana |= AN_REQ_FLT_START_FE | AN_REQ_FLT_XFER_DATA | AN_REQ_FLT_END;
3513 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 +01003514 if (curproxy->mode == PR_MODE_HTTP) {
Christopher Faulet0184ea72017-01-05 14:06:34 +01003515 curproxy->fe_req_ana |= AN_REQ_FLT_HTTP_HDRS;
3516 curproxy->fe_rsp_ana |= AN_RES_FLT_HTTP_HDRS;
Christopher Faulet309c6412015-12-02 09:57:32 +01003517 }
Christopher Fauletd7c91962015-04-30 11:48:27 +02003518 }
Willy Tarreauc1a21672009-08-16 22:37:44 +02003519 }
3520
3521 if (curproxy->cap & PR_CAP_BE) {
Willy Tarreaufb356202010-08-03 14:02:05 +02003522 if (curproxy->tcp_req.inspect_delay ||
3523 !LIST_ISEMPTY(&curproxy->tcp_req.inspect_rules))
3524 curproxy->be_req_ana |= AN_REQ_INSPECT_BE;
3525
Emeric Brun97679e72010-09-23 17:56:44 +02003526 if (!LIST_ISEMPTY(&curproxy->tcp_rep.inspect_rules))
3527 curproxy->be_rsp_ana |= AN_RES_INSPECT;
3528
Willy Tarreau4e5b8282009-08-16 22:57:50 +02003529 if (curproxy->mode == PR_MODE_HTTP) {
Willy Tarreauc1a21672009-08-16 22:37:44 +02003530 curproxy->be_req_ana |= AN_REQ_WAIT_HTTP | AN_REQ_HTTP_INNER | AN_REQ_HTTP_PROCESS_BE;
Willy Tarreaub37c27e2009-10-18 22:53:08 +02003531 curproxy->be_rsp_ana |= AN_RES_WAIT_HTTP | AN_RES_HTTP_PROCESS_BE;
Willy Tarreau4e5b8282009-08-16 22:57:50 +02003532 }
Willy Tarreauc1a21672009-08-16 22:37:44 +02003533
3534 /* If the backend does requires RDP cookie persistence, we have to
3535 * enable the corresponding analyser.
3536 */
3537 if (curproxy->options2 & PR_O2_RDPC_PRST)
3538 curproxy->be_req_ana |= AN_REQ_PRST_RDP_COOKIE;
Christopher Fauletd7c91962015-04-30 11:48:27 +02003539
3540 /* Add filters analyzers if needed */
Christopher Faulet443ea1a2016-02-04 13:40:26 +01003541 if (!LIST_ISEMPTY(&curproxy->filter_configs)) {
Christopher Faulet0184ea72017-01-05 14:06:34 +01003542 curproxy->be_req_ana |= AN_REQ_FLT_START_BE | AN_REQ_FLT_XFER_DATA | AN_REQ_FLT_END;
3543 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 +01003544 if (curproxy->mode == PR_MODE_HTTP) {
Christopher Faulet0184ea72017-01-05 14:06:34 +01003545 curproxy->be_req_ana |= AN_REQ_FLT_HTTP_HDRS;
3546 curproxy->be_rsp_ana |= AN_RES_FLT_HTTP_HDRS;
Christopher Faulet309c6412015-12-02 09:57:32 +01003547 }
Christopher Fauletd7c91962015-04-30 11:48:27 +02003548 }
Willy Tarreauc1a21672009-08-16 22:37:44 +02003549 }
Christopher Fauleta717b992018-04-10 14:43:00 +02003550
Christopher Faulet8ed0a3e2018-04-10 14:45:45 +02003551 /* Check the mux protocols, if any, for each listener and server
Christopher Fauleta717b992018-04-10 14:43:00 +02003552 * attached to the current proxy */
3553 list_for_each_entry(bind_conf, &curproxy->conf.bind, by_fe) {
3554 int mode = (1 << (curproxy->mode == PR_MODE_HTTP));
Willy Tarreau76a551d2018-12-02 13:09:09 +01003555 const struct mux_proto_list *mux_ent;
Christopher Fauleta717b992018-04-10 14:43:00 +02003556
Christopher Faulet49040582019-04-24 15:25:00 +02003557 /* Special case for HTX because legacy HTTP still exists */
3558 if (mode == PROTO_MODE_HTTP && (curproxy->options2 & PR_O2_USE_HTX))
Christopher Faulet7ff4f142018-11-20 11:23:52 +01003559 mode = PROTO_MODE_HTX;
3560
Christopher Fauleta717b992018-04-10 14:43:00 +02003561 if (!bind_conf->mux_proto)
3562 continue;
Willy Tarreau76a551d2018-12-02 13:09:09 +01003563
3564 /* it is possible that an incorrect mux was referenced
3565 * due to the proxy's mode not being taken into account
3566 * on first pass. Let's adjust it now.
3567 */
3568 mux_ent = conn_get_best_mux_entry(bind_conf->mux_proto->token, PROTO_SIDE_FE, mode);
3569
3570 if (!mux_ent || !isteq(mux_ent->token, bind_conf->mux_proto->token)) {
Christopher Fauleta717b992018-04-10 14:43:00 +02003571 ha_alert("config : %s '%s' : MUX protocol '%.*s' is not usable for 'bind %s' at [%s:%d].\n",
3572 proxy_type_str(curproxy), curproxy->id,
3573 (int)bind_conf->mux_proto->token.len,
3574 bind_conf->mux_proto->token.ptr,
3575 bind_conf->arg, bind_conf->file, bind_conf->line);
3576 cfgerr++;
3577 }
Willy Tarreau76a551d2018-12-02 13:09:09 +01003578
3579 /* update the mux */
3580 bind_conf->mux_proto = mux_ent;
Christopher Fauleta717b992018-04-10 14:43:00 +02003581 }
Christopher Faulet8ed0a3e2018-04-10 14:45:45 +02003582 for (newsrv = curproxy->srv; newsrv; newsrv = newsrv->next) {
3583 int mode = (1 << (curproxy->mode == PR_MODE_HTTP));
Willy Tarreau76a551d2018-12-02 13:09:09 +01003584 const struct mux_proto_list *mux_ent;
Christopher Faulet8ed0a3e2018-04-10 14:45:45 +02003585
Christopher Faulet49040582019-04-24 15:25:00 +02003586 /* Special case for HTX because legacy HTTP still exists */
3587 if (mode == PROTO_MODE_HTTP && (curproxy->options2 & PR_O2_USE_HTX))
Christopher Faulet7ff4f142018-11-20 11:23:52 +01003588 mode = PROTO_MODE_HTX;
3589
Christopher Faulet8ed0a3e2018-04-10 14:45:45 +02003590 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
Christopher Faulet6c9bbb22019-03-26 21:37:23 +01003612 /* the option "http-tunnel" is ignored when HTX is enabled and
3613 * only works with the legacy HTTP. So emit a warning if the
3614 * option is set on a HTX frontend. */
3615 if ((curproxy->cap & PR_CAP_FE) && curproxy->options2 & PR_O2_USE_HTX &&
3616 (curproxy->options & PR_O_HTTP_MODE) == PR_O_HTTP_TUN) {
3617 ha_warning("config : %s '%s' : the option 'http-tunnel' is ignored for HTX proxies.\n",
3618 proxy_type_str(curproxy), curproxy->id);
3619 curproxy->options &= ~PR_O_HTTP_MODE;
3620 }
3621
Willy Tarreau835daa12019-02-07 14:46:29 +01003622 /* initialize idle conns lists */
3623 for (newsrv = curproxy->srv; newsrv; newsrv = newsrv->next) {
3624 int i;
3625
3626 newsrv->priv_conns = calloc(global.nbthread, sizeof(*newsrv->priv_conns));
3627 newsrv->idle_conns = calloc(global.nbthread, sizeof(*newsrv->idle_conns));
3628 newsrv->safe_conns = calloc(global.nbthread, sizeof(*newsrv->safe_conns));
3629
3630 if (!newsrv->priv_conns || !newsrv->idle_conns || !newsrv->safe_conns) {
Willy Tarreau980855b2019-02-07 14:59:29 +01003631 free(newsrv->safe_conns); newsrv->safe_conns = NULL;
3632 free(newsrv->idle_conns); newsrv->idle_conns = NULL;
3633 free(newsrv->priv_conns); newsrv->priv_conns = NULL;
Willy Tarreau835daa12019-02-07 14:46:29 +01003634 ha_alert("parsing [%s:%d] : failed to allocate idle connections for server '%s'.\n",
3635 newsrv->conf.file, newsrv->conf.line, newsrv->id);
3636 cfgerr++;
3637 continue;
3638 }
3639
3640 for (i = 0; i < global.nbthread; i++) {
3641 LIST_INIT(&newsrv->priv_conns[i]);
3642 LIST_INIT(&newsrv->idle_conns[i]);
3643 LIST_INIT(&newsrv->safe_conns[i]);
3644 }
Willy Tarreau980855b2019-02-07 14:59:29 +01003645
3646 if (newsrv->max_idle_conns != 0) {
Olivier Houchard9ea5d362019-02-14 18:29:09 +01003647 if (idle_conn_task == NULL) {
3648 idle_conn_task = task_new(MAX_THREADS_MASK);
3649 if (!idle_conn_task)
3650 goto err;
3651 idle_conn_task->process = srv_cleanup_idle_connections;
3652 idle_conn_task->context = NULL;
3653 for (i = 0; i < global.nbthread; i++) {
3654 idle_conn_cleanup[i] = task_new(1 << i);
3655 if (!idle_conn_cleanup[i])
3656 goto err;
3657 idle_conn_cleanup[i]->process = srv_cleanup_toremove_connections;
3658 idle_conn_cleanup[i]->context = NULL;
3659 LIST_INIT(&toremove_connections[i]);
3660 }
3661 }
Olivier Houcharddd1c8f12019-02-26 18:48:01 +01003662 newsrv->idle_orphan_conns = calloc((unsigned int)global.nbthread, sizeof(*newsrv->idle_orphan_conns));
Olivier Houchard9ea5d362019-02-14 18:29:09 +01003663 if (!newsrv->idle_orphan_conns)
Willy Tarreau980855b2019-02-07 14:59:29 +01003664 goto err;
Olivier Houchard9ea5d362019-02-14 18:29:09 +01003665 for (i = 0; i < global.nbthread; i++)
Willy Tarreau980855b2019-02-07 14:59:29 +01003666 LIST_INIT(&newsrv->idle_orphan_conns[i]);
Olivier Houchardf1314812019-02-18 16:41:17 +01003667 newsrv->curr_idle_thr = calloc(global.nbthread, sizeof(int));
3668 if (!newsrv->curr_idle_thr)
3669 goto err;
Willy Tarreau980855b2019-02-07 14:59:29 +01003670 continue;
3671 err:
3672 ha_alert("parsing [%s:%d] : failed to allocate idle connection tasks for server '%s'.\n",
3673 newsrv->conf.file, newsrv->conf.line, newsrv->id);
3674 cfgerr++;
3675 continue;
3676 }
Willy Tarreau835daa12019-02-07 14:46:29 +01003677 }
Willy Tarreau419ead82014-09-16 13:41:21 +02003678 }
3679
3680 /***********************************************************/
3681 /* At this point, target names have already been resolved. */
3682 /***********************************************************/
3683
3684 /* Check multi-process mode compatibility */
3685
3686 if (global.nbproc > 1 && global.stats_fe) {
3687 list_for_each_entry(bind_conf, &global.stats_fe->conf.bind, by_fe) {
3688 unsigned long mask;
3689
Willy Tarreau6daac192019-02-02 17:39:53 +01003690 mask = proc_mask(global.stats_fe->bind_proc) && all_proc_mask;
3691 mask &= proc_mask(bind_conf->bind_proc);
Willy Tarreau419ead82014-09-16 13:41:21 +02003692
3693 /* stop here if more than one process is used */
Willy Tarreau9504dd62018-10-15 09:37:03 +02003694 if (atleast2(mask))
Willy Tarreau419ead82014-09-16 13:41:21 +02003695 break;
3696 }
3697 if (&bind_conf->by_fe != &global.stats_fe->conf.bind) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01003698 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 +02003699 }
3700 }
3701
3702 /* Make each frontend inherit bind-process from its listeners when not specified. */
Olivier Houchardfbc74e82017-11-24 16:54:05 +01003703 for (curproxy = proxies_list; curproxy; curproxy = curproxy->next) {
Willy Tarreau419ead82014-09-16 13:41:21 +02003704 if (curproxy->bind_proc)
3705 continue;
3706
3707 list_for_each_entry(bind_conf, &curproxy->conf.bind, by_fe) {
3708 unsigned long mask;
3709
Willy Tarreau6daac192019-02-02 17:39:53 +01003710 mask = proc_mask(bind_conf->bind_proc);
Willy Tarreau419ead82014-09-16 13:41:21 +02003711 curproxy->bind_proc |= mask;
3712 }
Willy Tarreau6daac192019-02-02 17:39:53 +01003713 curproxy->bind_proc = proc_mask(curproxy->bind_proc);
Willy Tarreau419ead82014-09-16 13:41:21 +02003714 }
3715
3716 if (global.stats_fe) {
3717 list_for_each_entry(bind_conf, &global.stats_fe->conf.bind, by_fe) {
3718 unsigned long mask;
3719
Cyril Bonté06181952016-02-24 00:14:54 +01003720 mask = bind_conf->bind_proc ? bind_conf->bind_proc : 0;
Willy Tarreau419ead82014-09-16 13:41:21 +02003721 global.stats_fe->bind_proc |= mask;
3722 }
Willy Tarreau6daac192019-02-02 17:39:53 +01003723 global.stats_fe->bind_proc = proc_mask(global.stats_fe->bind_proc);
Willy Tarreau419ead82014-09-16 13:41:21 +02003724 }
3725
Willy Tarreauacbe8ab2014-10-01 20:50:17 +02003726 /* propagate bindings from frontends to backends. Don't do it if there
3727 * are any fatal errors as we must not call it with unresolved proxies.
3728 */
3729 if (!cfgerr) {
Olivier Houchardfbc74e82017-11-24 16:54:05 +01003730 for (curproxy = proxies_list; curproxy; curproxy = curproxy->next) {
Willy Tarreauacbe8ab2014-10-01 20:50:17 +02003731 if (curproxy->cap & PR_CAP_FE)
3732 propagate_processes(curproxy, NULL);
3733 }
Willy Tarreau419ead82014-09-16 13:41:21 +02003734 }
3735
3736 /* Bind each unbound backend to all processes when not specified. */
Willy Tarreau6daac192019-02-02 17:39:53 +01003737 for (curproxy = proxies_list; curproxy; curproxy = curproxy->next)
3738 curproxy->bind_proc = proc_mask(curproxy->bind_proc);
Willy Tarreau419ead82014-09-16 13:41:21 +02003739
3740 /*******************************************************/
3741 /* At this step, all proxies have a non-null bind_proc */
3742 /*******************************************************/
3743
3744 /* perform the final checks before creating tasks */
3745
Olivier Houchardfbc74e82017-11-24 16:54:05 +01003746 for (curproxy = proxies_list; curproxy; curproxy = curproxy->next) {
Willy Tarreau419ead82014-09-16 13:41:21 +02003747 struct listener *listener;
3748 unsigned int next_id;
Willy Tarreauc1a21672009-08-16 22:37:44 +02003749
Willy Tarreauf5ae8f72012-09-07 16:58:00 +02003750 /* Configure SSL for each bind line.
3751 * Note: if configuration fails at some point, the ->ctx member
3752 * remains NULL so that listeners can later detach.
3753 */
Willy Tarreau2a65ff02012-09-13 17:54:29 +02003754 list_for_each_entry(bind_conf, &curproxy->conf.bind, by_fe) {
Willy Tarreau55d37912016-12-21 23:38:39 +01003755 if (bind_conf->xprt->prepare_bind_conf &&
3756 bind_conf->xprt->prepare_bind_conf(bind_conf) < 0)
Willy Tarreauf5ae8f72012-09-07 16:58:00 +02003757 cfgerr++;
Willy Tarreau2a65ff02012-09-13 17:54:29 +02003758 }
Willy Tarreauf5ae8f72012-09-07 16:58:00 +02003759
Willy Tarreaue6b98942007-10-29 01:09:36 +01003760 /* adjust this proxy's listeners */
Willy Tarreau53fb4ae2009-10-04 23:04:08 +02003761 next_id = 1;
Willy Tarreau4348fad2012-09-20 16:48:07 +02003762 list_for_each_entry(listener, &curproxy->conf.listeners, by_fe) {
Willy Tarreau7c0ffd22016-04-14 11:47:38 +02003763 int nbproc;
3764
3765 nbproc = my_popcountl(curproxy->bind_proc &
Cyril Bonté4920d702016-04-15 07:58:43 +02003766 (listener->bind_conf->bind_proc ? listener->bind_conf->bind_proc : curproxy->bind_proc) &
Willy Tarreaua38a7172019-02-02 17:11:28 +01003767 all_proc_mask);
Willy Tarreau7c0ffd22016-04-14 11:47:38 +02003768
3769 if (!nbproc) /* no intersection between listener and frontend */
3770 nbproc = 1;
3771
Willy Tarreau53fb4ae2009-10-04 23:04:08 +02003772 if (!listener->luid) {
3773 /* listener ID not set, use automatic numbering with first
3774 * spare entry starting with next_luid.
3775 */
3776 next_id = get_next_id(&curproxy->conf.used_listener_id, next_id);
3777 listener->conf.id.key = listener->luid = next_id;
3778 eb32_insert(&curproxy->conf.used_listener_id, &listener->conf.id);
Willy Tarreau53fb4ae2009-10-04 23:04:08 +02003779 }
Krzysztof Piotr Oledzkidf5cb9f2010-02-05 20:58:27 +01003780 next_id++;
Willy Tarreau53fb4ae2009-10-04 23:04:08 +02003781
Krzysztof Piotr Oledzkiaeebf9b2009-10-04 15:43:17 +02003782 /* enable separate counters */
3783 if (curproxy->options2 & PR_O2_SOCKSTAT) {
Willy Tarreauae9bea02016-11-25 14:44:52 +01003784 listener->counters = calloc(1, sizeof(*listener->counters));
Willy Tarreau19d14ef2012-10-29 16:51:55 +01003785 if (!listener->name)
3786 memprintf(&listener->name, "sock-%d", listener->luid);
Krzysztof Piotr Oledzkiaeebf9b2009-10-04 15:43:17 +02003787 }
Willy Tarreau81796be2012-09-22 19:11:47 +02003788
Willy Tarreaue6b98942007-10-29 01:09:36 +01003789 if (curproxy->options & PR_O_TCP_NOLING)
3790 listener->options |= LI_O_NOLINGER;
Willy Tarreau16a21472012-11-19 12:39:59 +01003791 if (!listener->maxaccept)
3792 listener->maxaccept = global.tune.maxaccept ? global.tune.maxaccept : 64;
3793
3794 /* we want to have an optimal behaviour on single process mode to
3795 * maximize the work at once, but in multi-process we want to keep
3796 * some fairness between processes, so we target half of the max
3797 * number of events to be balanced over all the processes the proxy
3798 * is bound to. Rememeber that maxaccept = -1 must be kept as it is
3799 * used to disable the limit.
3800 */
Christopher Faulet02f3cf12019-04-30 14:08:41 +02003801 if (listener->maxaccept > 0 && nbproc > 1) {
3802 listener->maxaccept = (listener->maxaccept + 1) / 2;
Willy Tarreau16a21472012-11-19 12:39:59 +01003803 listener->maxaccept = (listener->maxaccept + nbproc - 1) / nbproc;
3804 }
3805
Willy Tarreau9903f0e2015-04-04 18:50:31 +02003806 listener->accept = session_accept_fd;
Willy Tarreauc1a21672009-08-16 22:37:44 +02003807 listener->analysers |= curproxy->fe_req_ana;
Willy Tarreau10b688f2015-03-13 16:43:12 +01003808 listener->default_target = curproxy->default_target;
Willy Tarreau3bc13772008-12-07 11:50:35 +01003809
Willy Tarreaua5c0ab22010-05-31 10:30:33 +02003810 if (!LIST_ISEMPTY(&curproxy->tcp_req.l4_rules))
Willy Tarreau7d9736f2016-10-21 16:34:21 +02003811 listener->options |= LI_O_TCP_L4_RULES;
Willy Tarreaua5c0ab22010-05-31 10:30:33 +02003812
Willy Tarreau620408f2016-10-21 16:37:51 +02003813 if (!LIST_ISEMPTY(&curproxy->tcp_req.l5_rules))
3814 listener->options |= LI_O_TCP_L5_RULES;
3815
Willy Tarreaude3041d2010-05-31 10:56:17 +02003816 if (curproxy->mon_mask.s_addr)
3817 listener->options |= LI_O_CHK_MONNET;
3818
Willy Tarreau9ea05a72009-06-14 12:07:01 +02003819 /* smart accept mode is automatic in HTTP mode */
3820 if ((curproxy->options2 & PR_O2_SMARTACC) ||
Willy Tarreau2a65ff02012-09-13 17:54:29 +02003821 ((curproxy->mode == PR_MODE_HTTP || listener->bind_conf->is_ssl) &&
Willy Tarreau9ea05a72009-06-14 12:07:01 +02003822 !(curproxy->no_options2 & PR_O2_SMARTACC)))
3823 listener->options |= LI_O_NOQUICKACK;
Willy Tarreaue6b98942007-10-29 01:09:36 +01003824 }
3825
Willy Tarreau2a65ff02012-09-13 17:54:29 +02003826 /* Release unused SSL configs */
3827 list_for_each_entry(bind_conf, &curproxy->conf.bind, by_fe) {
Willy Tarreau795cdab2016-12-22 17:30:54 +01003828 if (!bind_conf->is_ssl && bind_conf->xprt->destroy_bind_conf)
3829 bind_conf->xprt->destroy_bind_conf(bind_conf);
Willy Tarreau2a65ff02012-09-13 17:54:29 +02003830 }
Willy Tarreauf5ae8f72012-09-07 16:58:00 +02003831
Willy Tarreaua38a7172019-02-02 17:11:28 +01003832 if (atleast2(curproxy->bind_proc & all_proc_mask)) {
Willy Tarreau102df612014-05-07 23:56:38 +02003833 if (curproxy->uri_auth) {
Willy Tarreaueb791e02014-09-16 15:11:04 +02003834 int count, maxproc = 0;
3835
3836 list_for_each_entry(bind_conf, &curproxy->conf.bind, by_fe) {
David Carliere6c39412015-07-02 07:00:17 +00003837 count = my_popcountl(bind_conf->bind_proc);
Willy Tarreaueb791e02014-09-16 15:11:04 +02003838 if (count > maxproc)
3839 maxproc = count;
3840 }
3841 /* backends have 0, frontends have 1 or more */
3842 if (maxproc != 1)
Christopher Faulet767a84b2017-11-24 16:50:31 +01003843 ha_warning("Proxy '%s': in multi-process mode, stats will be"
3844 " limited to process assigned to the current request.\n",
3845 curproxy->id);
Willy Tarreaueb791e02014-09-16 15:11:04 +02003846
Willy Tarreau102df612014-05-07 23:56:38 +02003847 if (!LIST_ISEMPTY(&curproxy->uri_auth->admin_rules)) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01003848 ha_warning("Proxy '%s': stats admin will not work correctly in multi-process mode.\n",
3849 curproxy->id);
Cyril Bonté02ff8ef2010-12-14 22:48:49 +01003850 }
Cyril Bonté02ff8ef2010-12-14 22:48:49 +01003851 }
Willy Tarreau102df612014-05-07 23:56:38 +02003852 if (!LIST_ISEMPTY(&curproxy->sticking_rules)) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01003853 ha_warning("Proxy '%s': sticking rules will not work correctly in multi-process mode.\n",
3854 curproxy->id);
Cyril Bonté02ff8ef2010-12-14 22:48:49 +01003855 }
3856 }
Willy Tarreau918ff602011-07-25 16:33:49 +02003857
3858 /* create the task associated with the proxy */
Emeric Brunc60def82017-09-27 14:59:38 +02003859 curproxy->task = task_new(MAX_THREADS_MASK);
Willy Tarreau918ff602011-07-25 16:33:49 +02003860 if (curproxy->task) {
3861 curproxy->task->context = curproxy;
3862 curproxy->task->process = manage_proxy;
Willy Tarreau918ff602011-07-25 16:33:49 +02003863 } else {
Christopher Faulet767a84b2017-11-24 16:50:31 +01003864 ha_alert("Proxy '%s': no more memory when trying to allocate the management task\n",
3865 curproxy->id);
Willy Tarreau918ff602011-07-25 16:33:49 +02003866 cfgerr++;
3867 }
Willy Tarreaub369a042014-09-16 13:21:03 +02003868 }
3869
Krzysztof Oledzki336d4752007-12-25 02:40:22 +01003870 /*
3871 * Recount currently required checks.
3872 */
3873
Olivier Houchardfbc74e82017-11-24 16:54:05 +01003874 for (curproxy=proxies_list; curproxy; curproxy=curproxy->next) {
Krzysztof Oledzki336d4752007-12-25 02:40:22 +01003875 int optnum;
3876
Willy Tarreau66aa61f2009-01-18 21:44:07 +01003877 for (optnum = 0; cfg_opts[optnum].name; optnum++)
3878 if (curproxy->options & cfg_opts[optnum].val)
3879 global.last_checks |= cfg_opts[optnum].checks;
Krzysztof Oledzki336d4752007-12-25 02:40:22 +01003880
Willy Tarreau66aa61f2009-01-18 21:44:07 +01003881 for (optnum = 0; cfg_opts2[optnum].name; optnum++)
3882 if (curproxy->options2 & cfg_opts2[optnum].val)
3883 global.last_checks |= cfg_opts2[optnum].checks;
Krzysztof Oledzki336d4752007-12-25 02:40:22 +01003884 }
3885
Willy Tarreau0fca4832015-05-01 19:12:05 +02003886 /* compute the required process bindings for the peers */
Olivier Houchardfbc74e82017-11-24 16:54:05 +01003887 for (curproxy = proxies_list; curproxy; curproxy = curproxy->next)
Frédéric Lécaille1b8e68e2019-03-14 07:07:41 +01003888 if (curproxy->table && curproxy->table->peers.p)
3889 curproxy->table->peers.p->peers_fe->bind_proc |= curproxy->bind_proc;
Willy Tarreau0fca4832015-05-01 19:12:05 +02003890
Frédéric Lécaille015e4d72019-03-19 14:55:01 +01003891 /* compute the required process bindings for the peers from <stktables_list>
3892 * for all the stick-tables, the ones coming with "peers" sections included.
3893 */
3894 for (t = stktables_list; t; t = t->next) {
3895 struct proxy *p;
3896
3897 for (p = t->proxies_list; p; p = p->next_stkt_ref) {
3898 if (t->peers.p && t->peers.p->peers_fe) {
3899 t->peers.p->peers_fe->bind_proc |= p->bind_proc;
3900 }
3901 }
3902 }
3903
Frédéric Lécailleed2b4a62017-07-13 09:07:09 +02003904 if (cfg_peers) {
3905 struct peers *curpeers = cfg_peers, **last;
Willy Tarreau122541c2011-09-07 21:24:49 +02003906 struct peer *p, *pb;
3907
Willy Tarreau1e273012015-05-01 19:15:17 +02003908 /* Remove all peers sections which don't have a valid listener,
3909 * which are not used by any table, or which are bound to more
3910 * than one process.
Willy Tarreau122541c2011-09-07 21:24:49 +02003911 */
Frédéric Lécailleed2b4a62017-07-13 09:07:09 +02003912 last = &cfg_peers;
Willy Tarreau122541c2011-09-07 21:24:49 +02003913 while (*last) {
3914 curpeers = *last;
Willy Tarreau77e4bd12015-05-01 20:02:17 +02003915
3916 if (curpeers->state == PR_STSTOPPED) {
3917 /* the "disabled" keyword was present */
3918 if (curpeers->peers_fe)
3919 stop_proxy(curpeers->peers_fe);
3920 curpeers->peers_fe = NULL;
3921 }
3922 else if (!curpeers->peers_fe) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01003923 ha_warning("Removing incomplete section 'peers %s' (no peer named '%s').\n",
3924 curpeers->id, localpeer);
Willy Tarreau77e4bd12015-05-01 20:02:17 +02003925 }
Willy Tarreau9504dd62018-10-15 09:37:03 +02003926 else if (atleast2(curpeers->peers_fe->bind_proc)) {
Willy Tarreau1e273012015-05-01 19:15:17 +02003927 /* either it's totally stopped or too much used */
3928 if (curpeers->peers_fe->bind_proc) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01003929 ha_alert("Peers section '%s': peers referenced by sections "
3930 "running in different processes (%d different ones). "
3931 "Check global.nbproc and all tables' bind-process "
3932 "settings.\n", curpeers->id, my_popcountl(curpeers->peers_fe->bind_proc));
Willy Tarreau1e273012015-05-01 19:15:17 +02003933 cfgerr++;
3934 }
3935 stop_proxy(curpeers->peers_fe);
3936 curpeers->peers_fe = NULL;
3937 }
Willy Tarreau77e4bd12015-05-01 20:02:17 +02003938 else {
Frédéric Lécaille76d2cef2019-02-12 19:12:32 +01003939 /* Initializes the transport layer of the server part of all the peers belonging to
3940 * <curpeers> section if required.
3941 * Note that ->srv is used by the local peer of a new process to connect to the local peer
3942 * of an old process.
3943 */
Frédéric Lécaille1055e682018-04-26 14:35:21 +02003944 p = curpeers->remote;
3945 while (p) {
Frédéric Lécaille355b2032019-01-11 14:06:12 +01003946 if (p->srv) {
3947 if (p->srv->use_ssl && xprt_get(XPRT_SSL) && xprt_get(XPRT_SSL)->prepare_srv)
3948 cfgerr += xprt_get(XPRT_SSL)->prepare_srv(p->srv);
3949 }
Frédéric Lécaille1055e682018-04-26 14:35:21 +02003950 p = p->next;
3951 }
Frédéric Lécaille76d2cef2019-02-12 19:12:32 +01003952 /* Configure the SSL bindings of the local peer if required. */
3953 if (!LIST_ISEMPTY(&curpeers->peers_fe->conf.bind)) {
3954 struct list *l;
3955 struct bind_conf *bind_conf;
3956
3957 l = &curpeers->peers_fe->conf.bind;
3958 bind_conf = LIST_ELEM(l->n, typeof(bind_conf), by_fe);
3959 if (bind_conf->xprt->prepare_bind_conf &&
3960 bind_conf->xprt->prepare_bind_conf(bind_conf) < 0)
3961 cfgerr++;
3962 }
Frédéric Lécaille8d78fa72019-05-20 18:22:52 +02003963 if (!peers_init_sync(curpeers) || !peers_alloc_dcache(curpeers)) {
Willy Tarreaud9443442018-10-15 11:18:03 +02003964 ha_alert("Peers section '%s': out of memory, giving up on peers.\n",
3965 curpeers->id);
3966 cfgerr++;
3967 break;
3968 }
Willy Tarreau122541c2011-09-07 21:24:49 +02003969 last = &curpeers->next;
3970 continue;
3971 }
3972
Willy Tarreau77e4bd12015-05-01 20:02:17 +02003973 /* clean what has been detected above */
Willy Tarreau122541c2011-09-07 21:24:49 +02003974 p = curpeers->remote;
3975 while (p) {
3976 pb = p->next;
3977 free(p->id);
3978 free(p);
3979 p = pb;
3980 }
3981
3982 /* Destroy and unlink this curpeers section.
3983 * Note: curpeers is backed up into *last.
3984 */
3985 free(curpeers->id);
3986 curpeers = curpeers->next;
3987 free(*last);
3988 *last = curpeers;
3989 }
3990 }
3991
Frédéric Lécaille1b8e68e2019-03-14 07:07:41 +01003992 for (t = stktables_list; t; t = t->next) {
3993 if (t->proxy)
3994 continue;
3995 if (!stktable_init(t)) {
3996 ha_alert("Proxy '%s': failed to initialize stick-table.\n", t->id);
3997 cfgerr++;
3998 }
3999 }
4000
Willy Tarreau6866f3f2015-05-01 19:09:08 +02004001 /* initialize stick-tables on backend capable proxies. This must not
4002 * be done earlier because the data size may be discovered while parsing
4003 * other proxies.
4004 */
Olivier Houchardfbc74e82017-11-24 16:54:05 +01004005 for (curproxy = proxies_list; curproxy; curproxy = curproxy->next) {
Frédéric Lécaille1b8e68e2019-03-14 07:07:41 +01004006 if (curproxy->state == PR_STSTOPPED || !curproxy->table)
Willy Tarreau6866f3f2015-05-01 19:09:08 +02004007 continue;
4008
Frédéric Lécaille1b8e68e2019-03-14 07:07:41 +01004009 if (!stktable_init(curproxy->table)) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01004010 ha_alert("Proxy '%s': failed to initialize stick-table.\n", curproxy->id);
Willy Tarreau6866f3f2015-05-01 19:09:08 +02004011 cfgerr++;
4012 }
4013 }
4014
Simon Horman0d16a402015-01-30 11:22:58 +09004015 if (mailers) {
4016 struct mailers *curmailers = mailers, **last;
4017 struct mailer *m, *mb;
4018
4019 /* Remove all mailers sections which don't have a valid listener.
4020 * This can happen when a mailers section is never referenced.
4021 */
4022 last = &mailers;
4023 while (*last) {
4024 curmailers = *last;
4025 if (curmailers->users) {
4026 last = &curmailers->next;
4027 continue;
4028 }
4029
Christopher Faulet767a84b2017-11-24 16:50:31 +01004030 ha_warning("Removing incomplete section 'mailers %s'.\n",
4031 curmailers->id);
Simon Horman0d16a402015-01-30 11:22:58 +09004032
4033 m = curmailers->mailer_list;
4034 while (m) {
4035 mb = m->next;
4036 free(m->id);
4037 free(m);
4038 m = mb;
4039 }
4040
4041 /* Destroy and unlink this curmailers section.
4042 * Note: curmailers is backed up into *last.
4043 */
4044 free(curmailers->id);
4045 curmailers = curmailers->next;
4046 free(*last);
4047 *last = curmailers;
4048 }
4049 }
4050
Baptiste Assmanne11cfcd2015-08-19 16:44:03 +02004051 /* Update server_state_file_name to backend name if backend is supposed to use
4052 * a server-state file locally defined and none has been provided */
Olivier Houchardfbc74e82017-11-24 16:54:05 +01004053 for (curproxy = proxies_list; curproxy; curproxy = curproxy->next) {
Baptiste Assmanne11cfcd2015-08-19 16:44:03 +02004054 if (curproxy->load_server_state_from_file == PR_SRV_STATE_FILE_LOCAL &&
4055 curproxy->server_state_file_name == NULL)
4056 curproxy->server_state_file_name = strdup(curproxy->id);
4057 }
4058
Willy Tarreaubafbe012017-11-24 17:34:44 +01004059 pool_head_hdr_idx = create_pool("hdr_idx",
Willy Tarreauac1932d2011-10-24 19:14:41 +02004060 global.tune.max_http_hdr * sizeof(struct hdr_idx_elem),
Willy Tarreau34eb6712011-10-24 18:15:04 +02004061 MEM_F_SHARED);
4062
Ben Draut054fbee2018-04-13 15:43:04 -06004063 list_for_each_entry(curr_resolvers, &dns_resolvers, list) {
4064 if (LIST_ISEMPTY(&curr_resolvers->nameservers)) {
4065 ha_warning("config : resolvers '%s' [%s:%d] has no nameservers configured!\n",
4066 curr_resolvers->id, curr_resolvers->conf.file,
4067 curr_resolvers->conf.line);
4068 err_code |= ERR_WARN;
4069 }
4070 }
4071
William Lallemand48b4bb42017-10-23 14:36:34 +02004072 list_for_each_entry(postparser, &postparsers, list) {
4073 if (postparser->func)
4074 cfgerr += postparser->func();
4075 }
4076
Willy Tarreaubb925012009-07-23 13:36:36 +02004077 if (cfgerr > 0)
4078 err_code |= ERR_ALERT | ERR_FATAL;
4079 out:
4080 return err_code;
Willy Tarreaubaaee002006-06-26 02:48:02 +02004081}
4082
Willy Tarreau5b2c3362008-07-09 19:39:06 +02004083/*
4084 * Registers the CFG keyword list <kwl> as a list of valid keywords for next
4085 * parsing sessions.
4086 */
4087void cfg_register_keywords(struct cfg_kw_list *kwl)
4088{
4089 LIST_ADDQ(&cfg_keywords.list, &kwl->list);
4090}
Willy Tarreaubaaee002006-06-26 02:48:02 +02004091
Willy Tarreau5b2c3362008-07-09 19:39:06 +02004092/*
4093 * Unregisters the CFG keyword list <kwl> from the list of valid keywords.
4094 */
4095void cfg_unregister_keywords(struct cfg_kw_list *kwl)
4096{
4097 LIST_DEL(&kwl->list);
4098 LIST_INIT(&kwl->list);
4099}
Willy Tarreaubaaee002006-06-26 02:48:02 +02004100
Thierry FOURNIERfa45f1d2014-03-18 13:54:18 +01004101/* this function register new section in the haproxy configuration file.
4102 * <section_name> is the name of this new section and <section_parser>
4103 * is the called parser. If two section declaration have the same name,
4104 * only the first declared is used.
4105 */
4106int cfg_register_section(char *section_name,
William Lallemandd2ff56d2017-10-16 11:06:50 +02004107 int (*section_parser)(const char *, int, char **, int),
4108 int (*post_section_parser)())
Thierry FOURNIERfa45f1d2014-03-18 13:54:18 +01004109{
4110 struct cfg_section *cs;
4111
Willy Tarreau5e4261b2016-05-17 16:16:09 +02004112 list_for_each_entry(cs, &sections, list) {
4113 if (strcmp(cs->section_name, section_name) == 0) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01004114 ha_alert("register section '%s': already registered.\n", section_name);
Willy Tarreau5e4261b2016-05-17 16:16:09 +02004115 return 0;
4116 }
4117 }
4118
Thierry FOURNIERfa45f1d2014-03-18 13:54:18 +01004119 cs = calloc(1, sizeof(*cs));
4120 if (!cs) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01004121 ha_alert("register section '%s': out of memory.\n", section_name);
Thierry FOURNIERfa45f1d2014-03-18 13:54:18 +01004122 return 0;
4123 }
4124
4125 cs->section_name = section_name;
4126 cs->section_parser = section_parser;
William Lallemandd2ff56d2017-10-16 11:06:50 +02004127 cs->post_section_parser = post_section_parser;
Thierry FOURNIERfa45f1d2014-03-18 13:54:18 +01004128
4129 LIST_ADDQ(&sections, &cs->list);
4130
4131 return 1;
4132}
4133
William Lallemand48b4bb42017-10-23 14:36:34 +02004134/* this function register a new function which will be called once the haproxy
4135 * configuration file has been parsed. It's useful to check dependencies
4136 * between sections or to resolve items once everything is parsed.
4137 */
4138int cfg_register_postparser(char *name, int (*func)())
4139{
4140 struct cfg_postparser *cp;
4141
4142 cp = calloc(1, sizeof(*cp));
4143 if (!cp) {
Christopher Faulet767a84b2017-11-24 16:50:31 +01004144 ha_alert("register postparser '%s': out of memory.\n", name);
William Lallemand48b4bb42017-10-23 14:36:34 +02004145 return 0;
4146 }
4147 cp->name = name;
4148 cp->func = func;
4149
4150 LIST_ADDQ(&postparsers, &cp->list);
4151
4152 return 1;
4153}
4154
Willy Tarreaubaaee002006-06-26 02:48:02 +02004155/*
David Carlier845efb52015-09-25 11:49:18 +01004156 * free all config section entries
4157 */
4158void cfg_unregister_sections(void)
4159{
4160 struct cfg_section *cs, *ics;
4161
4162 list_for_each_entry_safe(cs, ics, &sections, list) {
4163 LIST_DEL(&cs->list);
4164 free(cs);
4165 }
4166}
4167
Christopher Faulet7110b402016-10-26 11:09:44 +02004168void cfg_backup_sections(struct list *backup_sections)
4169{
4170 struct cfg_section *cs, *ics;
4171
4172 list_for_each_entry_safe(cs, ics, &sections, list) {
4173 LIST_DEL(&cs->list);
4174 LIST_ADDQ(backup_sections, &cs->list);
4175 }
4176}
4177
4178void cfg_restore_sections(struct list *backup_sections)
4179{
4180 struct cfg_section *cs, *ics;
4181
4182 list_for_each_entry_safe(cs, ics, backup_sections, list) {
4183 LIST_DEL(&cs->list);
4184 LIST_ADDQ(&sections, &cs->list);
4185 }
4186}
4187
Willy Tarreaue6552512018-11-26 11:33:13 +01004188/* these are the config sections handled by default */
4189REGISTER_CONFIG_SECTION("listen", cfg_parse_listen, NULL);
4190REGISTER_CONFIG_SECTION("frontend", cfg_parse_listen, NULL);
4191REGISTER_CONFIG_SECTION("backend", cfg_parse_listen, NULL);
4192REGISTER_CONFIG_SECTION("defaults", cfg_parse_listen, NULL);
4193REGISTER_CONFIG_SECTION("global", cfg_parse_global, NULL);
4194REGISTER_CONFIG_SECTION("userlist", cfg_parse_users, NULL);
4195REGISTER_CONFIG_SECTION("peers", cfg_parse_peers, NULL);
4196REGISTER_CONFIG_SECTION("mailers", cfg_parse_mailers, NULL);
4197REGISTER_CONFIG_SECTION("namespace_list", cfg_parse_netns, NULL);
4198REGISTER_CONFIG_SECTION("resolvers", cfg_parse_resolvers, NULL);
Willy Tarreau659fbf02016-05-26 17:55:28 +02004199
David Carlier845efb52015-09-25 11:49:18 +01004200/*
Willy Tarreaubaaee002006-06-26 02:48:02 +02004201 * Local variables:
4202 * c-indent-level: 8
4203 * c-basic-offset: 8
4204 * End:
4205 */