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a47b9029 | 1 | |
30a4f2a8 | 2 | /* |
62ee09ca | 3 | * $Id: main.cc,v 1.423 2006/05/29 00:15:02 robertc Exp $ |
30a4f2a8 | 4 | * |
5 | * DEBUG: section 1 Startup and Main Loop | |
6 | * AUTHOR: Harvest Derived | |
7 | * | |
2b6662ba | 8 | * SQUID Web Proxy Cache http://www.squid-cache.org/ |
e25c139f | 9 | * ---------------------------------------------------------- |
30a4f2a8 | 10 | * |
2b6662ba | 11 | * Squid is the result of efforts by numerous individuals from |
12 | * the Internet community; see the CONTRIBUTORS file for full | |
13 | * details. Many organizations have provided support for Squid's | |
14 | * development; see the SPONSORS file for full details. Squid is | |
15 | * Copyrighted (C) 2001 by the Regents of the University of | |
16 | * California; see the COPYRIGHT file for full details. Squid | |
17 | * incorporates software developed and/or copyrighted by other | |
18 | * sources; see the CREDITS file for full details. | |
30a4f2a8 | 19 | * |
20 | * This program is free software; you can redistribute it and/or modify | |
21 | * it under the terms of the GNU General Public License as published by | |
22 | * the Free Software Foundation; either version 2 of the License, or | |
23 | * (at your option) any later version. | |
24 | * | |
25 | * This program is distributed in the hope that it will be useful, | |
26 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
27 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
28 | * GNU General Public License for more details. | |
29 | * | |
30 | * You should have received a copy of the GNU General Public License | |
31 | * along with this program; if not, write to the Free Software | |
cbdec147 | 32 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA. |
e25c139f | 33 | * |
30a4f2a8 | 34 | */ |
44a47c6e | 35 | |
36 | #include "squid.h" | |
450e0c10 | 37 | #include "AccessLogEntry.h" |
e6ccf245 | 38 | #include "authenticate.h" |
62ee09ca | 39 | #include "CacheManager.h" |
40 | #include "ConfigParser.h" | |
41 | #include "ExternalACL.h" | |
e6ccf245 | 42 | #include "Store.h" |
43 | #include "ICP.h" | |
528b2c61 | 44 | #include "HttpReply.h" |
62ee09ca | 45 | #include "pconn.h" |
528b2c61 | 46 | #include "Mem.h" |
b0dd28ba | 47 | #include "ACLASN.h" |
48 | #include "ACL.h" | |
75faaa7a | 49 | #include "htcp.h" |
59b2d47f | 50 | #include "StoreFileSystem.h" |
b9ae18aa | 51 | #include "DiskIO/DiskIOModule.h" |
f900210a | 52 | #include "comm.h" |
62ee09ca | 53 | #if USE_EPOLL |
54 | #include "comm_epoll.h" | |
55 | #endif | |
56 | #if USE_KQUEUE | |
57 | #include "comm_kqueue.h" | |
58 | #endif | |
59 | #if USE_POLL | |
60 | #include "comm_poll.h" | |
61 | #endif | |
62 | #if USE_SELECT | |
63 | #include "comm_select.h" | |
64 | #endif | |
985c86bc | 65 | #include "SquidTime.h" |
c8f4eac4 | 66 | #include "SwapDir.h" |
b6b6f466 | 67 | #include "forward.h" |
d9e7ee1f | 68 | #include "MemPool.h" |
44a47c6e | 69 | |
1a774556 | 70 | #if USE_WIN32_SERVICE |
71 | ||
72 | #include "squid_windows.h" | |
73 | #include <process.h> | |
74 | ||
75 | static int opt_install_service = FALSE; | |
76 | static int opt_remove_service = FALSE; | |
77 | static int opt_signal_service = FALSE; | |
78 | static int opt_command_line = FALSE; | |
79 | extern void WIN32_svcstatusupdate(DWORD, DWORD); | |
80 | void WINAPI WIN32_svcHandler(DWORD); | |
81 | ||
82 | #endif | |
83 | ||
30a4f2a8 | 84 | /* for error reporting from xmalloc and friends */ |
b293c4d8 | 85 | SQUIDCEXTERN void (*failure_notify) (const char *); |
30a4f2a8 | 86 | |
e13ee7ad | 87 | static int opt_parse_cfg_only = 0; |
5e6d4736 | 88 | static char *opt_syslog_facility = NULL; |
30a4f2a8 | 89 | static int icpPortNumOverride = 1; /* Want to detect "-u 0" */ |
e13ee7ad | 90 | static int configured_once = 0; |
30a4f2a8 | 91 | #if MALLOC_DBG |
4d64d74a | 92 | static int malloc_debug_level = 0; |
30a4f2a8 | 93 | #endif |
5cd39a10 | 94 | static volatile int do_reconfigure = 0; |
95 | static volatile int do_rotate = 0; | |
2681d383 | 96 | static volatile int do_shutdown = 0; |
ae1feb30 | 97 | static volatile int shutdown_status = 0; |
4d7add01 | 98 | |
5cd39a10 | 99 | static void mainRotate(void); |
100 | static void mainReconfigure(void); | |
f5b8bbc4 | 101 | static void mainInitialize(void); |
f5b8bbc4 | 102 | static void usage(void); |
103 | static void mainParseOptions(int, char **); | |
104 | static void sendSignal(void); | |
105 | static void serverConnectionsOpen(void); | |
bbe199dc | 106 | static void watch_child(char **); |
85407535 | 107 | static void setEffectiveUser(void); |
36a97e19 | 108 | #if MEM_GEN_TRACE |
109 | extern void log_trace_done(); | |
110 | extern void log_trace_init(char *); | |
111 | #endif | |
d723bf6b | 112 | static EVH SquidShutdown; |
b6a2f15e | 113 | static void mainSetCwd(void); |
efd900cb | 114 | static int checkRunningPid(void); |
85407535 | 115 | |
62ee09ca | 116 | static CacheManager manager; |
117 | ||
b293c4d8 | 118 | #ifndef _SQUID_MSWIN_ |
e18d7fdc | 119 | static const char *squid_start_script = "squid_start"; |
b293c4d8 | 120 | #endif |
e18d7fdc | 121 | |
9bc73deb | 122 | #if TEST_ACCESS |
123 | #include "test_access.c" | |
124 | #endif | |
125 | ||
b8d8561b | 126 | static void |
0673c0ba | 127 | usage(void) |
ccff9601 | 128 | { |
0ee4272b | 129 | fprintf(stderr, |
0e657244 | 130 | #if USE_WIN32_SERVICE |
5e6d4736 | 131 | "Usage: %s [-cdhirvzCDFNRVYX] [-s | -l facility] [-f config-file] [-[au] port] [-k signal] [-n name] [-O CommandLine]\n" |
0e657244 | 132 | #else |
5e6d4736 | 133 | "Usage: %s [-cdhvzCDFNRVYX] [-s | -l facility] [-f config-file] [-[au] port] [-k signal]\n" |
0e657244 | 134 | #endif |
62e76326 | 135 | " -a port Specify HTTP port number (default: %d).\n" |
136 | " -d level Write debugging to stderr also.\n" | |
137 | " -f file Use given config-file instead of\n" | |
138 | " %s\n" | |
139 | " -h Print help message.\n" | |
0e657244 | 140 | #if USE_WIN32_SERVICE |
141 | " -i Installs as a Windows Service (see -n option).\n" | |
142 | #endif | |
62e76326 | 143 | " -k reconfigure|rotate|shutdown|interrupt|kill|debug|check|parse\n" |
144 | " Parse configuration file, then send signal to \n" | |
145 | " running copy (except -k parse) and exit.\n" | |
0e657244 | 146 | #if USE_WIN32_SERVICE |
147 | " -n name Specify Windows Service name to use for service operations\n" | |
148 | " default is: " _WIN_SQUID_DEFAULT_SERVICE_NAME ".\n" | |
149 | " -r Removes a Windows Service (see -n option).\n" | |
150 | #endif | |
5e6d4736 | 151 | " -s | -l facility\n" |
152 | " Enable logging to syslog.\n" | |
62e76326 | 153 | " -u port Specify ICP port number (default: %d), disable with 0.\n" |
154 | " -v Print version.\n" | |
155 | " -z Create swap directories\n" | |
156 | " -C Do not catch fatal signals.\n" | |
157 | " -D Disable initial DNS tests.\n" | |
158 | " -F Don't serve any requests until store is rebuilt.\n" | |
159 | " -N No daemon mode.\n" | |
0e657244 | 160 | #if USE_WIN32_SERVICE |
161 | " -O options\n" | |
162 | " Set Windows Service Command line options in Registry.\n" | |
163 | #endif | |
62e76326 | 164 | " -R Do not set REUSEADDR on port.\n" |
165 | " -S Double-check swap during rebuild.\n" | |
166 | " -V Virtual host httpd-accelerator.\n" | |
167 | " -X Force full debugging.\n" | |
168 | " -Y Only return UDP_HIT or UDP_MISS_NOFETCH during fast reload.\n", | |
169 | appname, CACHE_HTTP_PORT, DefaultConfigFile, CACHE_ICP_PORT); | |
77ffc99f | 170 | exit(1); |
ccff9601 | 171 | } |
172 | ||
b8d8561b | 173 | static void |
174 | mainParseOptions(int argc, char *argv[]) | |
090089c4 | 175 | { |
090089c4 | 176 | extern char *optarg; |
4d64d74a | 177 | int c; |
090089c4 | 178 | |
0e657244 | 179 | #if USE_WIN32_SERVICE |
180 | ||
5e6d4736 | 181 | while ((c = getopt(argc, argv, "CDFNO:RSVYXa:d:f:hik:m::n:rsl:u:vz?")) != -1) |
0e657244 | 182 | #else |
183 | ||
5e6d4736 | 184 | while ((c = getopt(argc, argv, "CDFNRSVYXa:d:f:hk:m::sl:u:vz?")) != -1) |
0e657244 | 185 | #endif |
186 | ||
9b7292ce | 187 | { |
188 | ||
189 | switch (c) | |
190 | { | |
62e76326 | 191 | |
192 | case 'C': | |
193 | opt_catch_signals = 0; | |
194 | break; | |
195 | ||
196 | case 'D': | |
197 | opt_dns_tests = 0; | |
198 | break; | |
199 | ||
200 | case 'F': | |
201 | opt_foreground_rebuild = 1; | |
202 | break; | |
203 | ||
204 | case 'N': | |
205 | opt_no_daemon = 1; | |
206 | break; | |
0e657244 | 207 | #if USE_WIN32_SERVICE |
208 | ||
209 | case 'O': | |
210 | opt_command_line = 1; | |
211 | WIN32_Command_Line = xstrdup(optarg); | |
212 | break; | |
213 | #endif | |
62e76326 | 214 | |
215 | case 'R': | |
216 | opt_reuseaddr = 0; | |
217 | break; | |
218 | ||
219 | case 'S': | |
220 | opt_store_doublecheck = 1; | |
221 | break; | |
222 | ||
223 | case 'V': | |
224 | ||
225 | if (Config.Sockaddr.http) | |
226 | Config.Sockaddr.http->vhost = 1; | |
227 | ||
3f38a55e | 228 | #if USE_SSL |
62e76326 | 229 | |
230 | else if (Config.Sockaddr.https) | |
231 | Config.Sockaddr.https->http.vhost = 1; | |
232 | ||
233 | #endif | |
234 | ||
235 | else | |
236 | fatal("No http_port specified\n"); | |
237 | ||
238 | break; | |
239 | ||
240 | case 'X': | |
241 | /* force full debugging */ | |
242 | sigusr2_handle(SIGUSR2); | |
243 | ||
244 | break; | |
245 | ||
246 | case 'Y': | |
247 | opt_reload_hit_only = 1; | |
248 | ||
249 | break; | |
250 | ||
0e657244 | 251 | #if USE_WIN32_SERVICE |
252 | ||
253 | case 'i': | |
254 | opt_install_service = TRUE; | |
255 | ||
256 | break; | |
257 | ||
258 | #endif | |
259 | ||
62e76326 | 260 | case 'a': |
261 | add_http_port(optarg); | |
262 | ||
263 | break; | |
264 | ||
265 | case 'd': | |
266 | opt_debug_stderr = atoi(optarg); | |
267 | ||
268 | break; | |
269 | ||
270 | case 'f': | |
271 | xfree(ConfigFile); | |
272 | ||
273 | ConfigFile = xstrdup(optarg); | |
274 | ||
275 | break; | |
276 | ||
277 | case 'h': | |
278 | usage(); | |
279 | ||
280 | break; | |
281 | ||
282 | case 'k': | |
283 | if ((int) strlen(optarg) < 1) | |
284 | usage(); | |
285 | ||
286 | if (!strncmp(optarg, "reconfigure", strlen(optarg))) | |
287 | opt_send_signal = SIGHUP; | |
288 | else if (!strncmp(optarg, "rotate", strlen(optarg))) | |
7e7a0442 | 289 | #ifdef _SQUID_LINUX_THREADS_ |
62e76326 | 290 | |
291 | opt_send_signal = SIGQUIT; | |
292 | ||
e3175d1f | 293 | #else |
62e76326 | 294 | |
295 | opt_send_signal = SIGUSR1; | |
296 | ||
e3175d1f | 297 | #endif |
62e76326 | 298 | |
299 | else if (!strncmp(optarg, "debug", strlen(optarg))) | |
7e7a0442 | 300 | #ifdef _SQUID_LINUX_THREADS_ |
62e76326 | 301 | |
302 | opt_send_signal = SIGTRAP; | |
303 | ||
e3175d1f | 304 | #else |
62e76326 | 305 | |
306 | opt_send_signal = SIGUSR2; | |
307 | ||
308 | #endif | |
309 | ||
310 | else if (!strncmp(optarg, "shutdown", strlen(optarg))) | |
311 | opt_send_signal = SIGTERM; | |
312 | else if (!strncmp(optarg, "interrupt", strlen(optarg))) | |
313 | opt_send_signal = SIGINT; | |
314 | else if (!strncmp(optarg, "kill", strlen(optarg))) | |
315 | opt_send_signal = SIGKILL; | |
ae1feb30 | 316 | |
317 | #ifdef SIGTTIN | |
318 | ||
319 | else if (!strncmp(optarg, "restart", strlen(optarg))) | |
320 | opt_send_signal = SIGTTIN; /* exit and restart by parent */ | |
321 | ||
322 | #endif | |
323 | ||
62e76326 | 324 | else if (!strncmp(optarg, "check", strlen(optarg))) |
325 | opt_send_signal = 0; /* SIGNULL */ | |
326 | else if (!strncmp(optarg, "parse", strlen(optarg))) | |
327 | opt_parse_cfg_only = 1; /* parse cfg file only */ | |
328 | else | |
329 | usage(); | |
330 | ||
331 | break; | |
332 | ||
333 | case 'm': | |
334 | if (optarg) { | |
d9e7ee1f | 335 | if (*optarg == 'c') { |
336 | MemPools::GetInstance().setDefaultPoolChunking(0); | |
337 | } else { | |
30a4f2a8 | 338 | #if MALLOC_DBG |
d9e7ee1f | 339 | malloc_debug_level = atoi(optarg); |
30a4f2a8 | 340 | #else |
62e76326 | 341 | |
d9e7ee1f | 342 | fatal("Need to add -DMALLOC_DBG when compiling to use -mX option"); |
33ab18e8 | 343 | #endif |
62e76326 | 344 | |
d9e7ee1f | 345 | } |
346 | ||
62e76326 | 347 | } else { |
33ab18e8 | 348 | #if XMALLOC_TRACE |
62e76326 | 349 | xmalloc_trace = !xmalloc_trace; |
33ab18e8 | 350 | #else |
62e76326 | 351 | |
352 | fatal("Need to configure --enable-xmalloc-debug-trace to use -m option"); | |
30a4f2a8 | 353 | #endif |
62e76326 | 354 | |
355 | } | |
356 | ||
d9e7ee1f | 357 | break; |
358 | /* NOTREACHED */ | |
359 | ||
0e657244 | 360 | #if USE_WIN32_SERVICE |
361 | ||
362 | case 'n': | |
363 | xfree(WIN32_Service_name); | |
364 | ||
365 | WIN32_Service_name = xstrdup(optarg); | |
366 | ||
367 | opt_signal_service = TRUE; | |
368 | ||
369 | break; | |
370 | ||
371 | case 'r': | |
372 | opt_remove_service = TRUE; | |
373 | ||
374 | break; | |
375 | ||
376 | #endif | |
377 | ||
5e6d4736 | 378 | case 'l': |
379 | opt_syslog_facility = xstrdup(optarg); | |
380 | ||
62e76326 | 381 | case 's': |
c307aec3 | 382 | #if HAVE_SYSLOG |
62e76326 | 383 | |
5e6d4736 | 384 | _db_set_syslog(opt_syslog_facility); |
0e657244 | 385 | |
62e76326 | 386 | break; |
0e657244 | 387 | |
c307aec3 | 388 | #else |
62e76326 | 389 | |
390 | fatal("Logging to syslog not available on this platform"); | |
0e657244 | 391 | |
62e76326 | 392 | /* NOTREACHED */ |
393 | #endif | |
394 | ||
395 | case 'u': | |
396 | icpPortNumOverride = atoi(optarg); | |
397 | ||
398 | if (icpPortNumOverride < 0) | |
399 | icpPortNumOverride = 0; | |
400 | ||
401 | break; | |
402 | ||
403 | case 'v': | |
404 | printf("Squid Cache: Version %s\nconfigure options: %s\n", version_string, SQUID_CONFIGURE_OPTIONS); | |
405 | ||
1a774556 | 406 | #if USE_WIN32_SERVICE |
407 | ||
408 | printf("Compiled as Windows System Service.\n"); | |
409 | ||
410 | #endif | |
411 | ||
62e76326 | 412 | exit(0); |
413 | ||
414 | /* NOTREACHED */ | |
415 | ||
416 | case 'z': | |
930dea4a | 417 | opt_debug_stderr = 1; |
418 | ||
62e76326 | 419 | opt_create_swap_dirs = 1; |
420 | ||
421 | break; | |
422 | ||
423 | case '?': | |
424 | ||
425 | default: | |
426 | usage(); | |
427 | ||
428 | break; | |
429 | } | |
9b7292ce | 430 | |
090089c4 | 431 | } |
4d64d74a | 432 | } |
090089c4 | 433 | |
7a2f978b | 434 | /* ARGSUSED */ |
b293c4d8 | 435 | void |
9b7292ce | 436 | rotate_logs(int sig) |
437 | { | |
5cd39a10 | 438 | do_rotate = 1; |
a50bfe93 | 439 | #ifndef _SQUID_MSWIN_ |
30a4f2a8 | 440 | #if !HAVE_SIGACTION |
62e76326 | 441 | |
30a4f2a8 | 442 | signal(sig, rotate_logs); |
443 | #endif | |
a50bfe93 | 444 | #endif |
30a4f2a8 | 445 | } |
446 | ||
7a2f978b | 447 | /* ARGSUSED */ |
b293c4d8 | 448 | void |
9b7292ce | 449 | reconfigure(int sig) |
450 | { | |
5cd39a10 | 451 | do_reconfigure = 1; |
a50bfe93 | 452 | #ifndef _SQUID_MSWIN_ |
30a4f2a8 | 453 | #if !HAVE_SIGACTION |
62e76326 | 454 | |
30a4f2a8 | 455 | signal(sig, reconfigure); |
456 | #endif | |
a50bfe93 | 457 | #endif |
30a4f2a8 | 458 | } |
459 | ||
b8d8561b | 460 | void |
9b7292ce | 461 | shut_down(int sig) |
462 | { | |
2681d383 | 463 | do_shutdown = sig == SIGINT ? -1 : 1; |
ae1feb30 | 464 | #ifdef SIGTTIN |
465 | ||
466 | if (SIGTTIN == sig) | |
467 | shutdown_status = 1; | |
468 | ||
469 | #endif | |
a50bfe93 | 470 | #ifndef _SQUID_MSWIN_ |
cadc2d55 | 471 | #ifdef KILL_PARENT_OPT |
62e76326 | 472 | |
5cd39a10 | 473 | if (getppid() > 1) { |
36584579 | 474 | debugs(1, 1, "Killing RunCache, pid " << getppid()); |
62e76326 | 475 | |
476 | if (kill(getppid(), sig) < 0) | |
36584579 | 477 | debugs(1, 1, "kill " << getppid() << ": " << xstrerror()); |
88738790 | 478 | } |
62e76326 | 479 | |
cadc2d55 | 480 | #endif |
6e40f263 | 481 | #if SA_RESETHAND == 0 |
482 | signal(SIGTERM, SIG_DFL); | |
62e76326 | 483 | |
6e40f263 | 484 | signal(SIGINT, SIG_DFL); |
62e76326 | 485 | |
a50bfe93 | 486 | #endif |
6e40f263 | 487 | #endif |
30a4f2a8 | 488 | } |
489 | ||
24382924 | 490 | static void |
9b7292ce | 491 | serverConnectionsOpen(void) |
492 | { | |
d193a436 | 493 | clientOpenListenSockets(); |
15df8349 | 494 | icpConnectionsOpen(); |
ace287ee | 495 | #if USE_HTCP |
62e76326 | 496 | |
ace287ee | 497 | htcpInit(); |
498 | #endif | |
678c6099 | 499 | #ifdef SQUID_SNMP |
62e76326 | 500 | |
3265e68d | 501 | snmpConnectionOpen(); |
320e9f36 | 502 | #endif |
eb824054 | 503 | #if USE_WCCP |
62e76326 | 504 | |
320e9f36 | 505 | wccpConnectionOpen(); |
2bbd722b | 506 | #endif |
62e76326 | 507 | |
5ecceaa4 | 508 | clientdbInit(); |
16b204c4 | 509 | icmpOpen(); |
67508012 | 510 | netdbInit(); |
f899fac1 | 511 | asnInit(); |
b0dd28ba | 512 | ACL::Initialize(); |
85034133 | 513 | peerSelectInit(); |
afd88fbe | 514 | #if USE_CARP |
62e76326 | 515 | |
afd88fbe | 516 | carpInit(); |
517 | #endif | |
5f3f8d0e | 518 | } |
519 | ||
b8d8561b | 520 | void |
9b7292ce | 521 | serverConnectionsClose(void) |
522 | { | |
0a5a8601 | 523 | assert(shutting_down || reconfiguring); |
c0fbae16 | 524 | clientHttpConnectionsClose(); |
17e6c0a1 | 525 | icpConnectionShutdown(); |
72549e05 | 526 | #if USE_HTCP |
62e76326 | 527 | |
72549e05 | 528 | htcpSocketShutdown(); |
529 | #endif | |
62e76326 | 530 | |
c0fbae16 | 531 | icmpClose(); |
15df8349 | 532 | #ifdef SQUID_SNMP |
62e76326 | 533 | |
17e6c0a1 | 534 | snmpConnectionShutdown(); |
320e9f36 | 535 | #endif |
eb824054 | 536 | #if USE_WCCP |
62e76326 | 537 | |
320e9f36 | 538 | wccpConnectionShutdown(); |
15df8349 | 539 | #endif |
62e76326 | 540 | |
4bac8de8 | 541 | asnFreeMemory(); |
5f3f8d0e | 542 | } |
543 | ||
b8d8561b | 544 | static void |
9b7292ce | 545 | mainReconfigure(void) |
546 | { | |
eba1bf37 | 547 | debug(1, 1) ("Reconfiguring Squid Cache (version %s)...\n", version_string); |
5cd39a10 | 548 | reconfiguring = 1; |
0ffd22bc | 549 | /* Already called serverConnectionsClose and ipcacheShutdownServers() */ |
15df8349 | 550 | serverConnectionsClose(); |
17e6c0a1 | 551 | icpConnectionClose(); |
72549e05 | 552 | #if USE_HTCP |
62e76326 | 553 | |
72549e05 | 554 | htcpSocketClose(); |
555 | #endif | |
17e6c0a1 | 556 | #ifdef SQUID_SNMP |
62e76326 | 557 | |
17e6c0a1 | 558 | snmpConnectionClose(); |
320e9f36 | 559 | #endif |
eb824054 | 560 | #if USE_WCCP |
62e76326 | 561 | |
320e9f36 | 562 | wccpConnectionClose(); |
17e6c0a1 | 563 | #endif |
3c573763 | 564 | #if USE_DNSSERVERS |
62e76326 | 565 | |
74addf6c | 566 | dnsShutdown(); |
3c573763 | 567 | #else |
62e76326 | 568 | |
7b724b86 | 569 | idnsShutdown(); |
eb824054 | 570 | #endif |
62e76326 | 571 | |
74addf6c | 572 | redirectShutdown(); |
573 | authenticateShutdown(); | |
d9572179 | 574 | externalAclShutdown(); |
2db68ce5 | 575 | storeDirCloseSwapLogs(); |
2e923080 | 576 | storeLogClose(); |
577 | accessLogClose(); | |
578 | useragentLogClose(); | |
579 | refererCloseLog(); | |
c68e9c6b | 580 | errorClean(); |
3aa4adbc | 581 | enter_suid(); /* root to read config file */ |
62ee09ca | 582 | parseConfigFile(ConfigFile, manager); |
3aa4adbc | 583 | setEffectiveUser(); |
b6f794d6 | 584 | _db_init(Config.Log.log, Config.debugOptions); |
429fdbec | 585 | ipcache_restart(); /* clear stuck entries */ |
94439e4e | 586 | authenticateUserCacheRestart(); /* clear stuck ACL entries */ |
429fdbec | 587 | fqdncache_restart(); /* sigh, fqdncache too */ |
0e70aa1e | 588 | parseEtcHosts(); |
53ad48e6 | 589 | errorInitialize(); /* reload error pages */ |
2e923080 | 590 | accessLogInit(); |
591 | storeLogOpen(); | |
592 | useragentOpenLog(); | |
593 | refererOpenLog(); | |
3c573763 | 594 | #if USE_DNSSERVERS |
62e76326 | 595 | |
74addf6c | 596 | dnsInit(); |
3c573763 | 597 | #else |
62e76326 | 598 | |
7b724b86 | 599 | idnsInit(); |
eb824054 | 600 | #endif |
62e76326 | 601 | |
74addf6c | 602 | redirectInit(); |
e6ccf245 | 603 | authenticateInit(&Config.authConfiguration); |
d9572179 | 604 | externalAclInit(); |
1f38f50a | 605 | #if USE_WCCP |
62e76326 | 606 | |
1f38f50a | 607 | wccpInit(); |
608 | #endif | |
62e76326 | 609 | |
0ffd22bc | 610 | serverConnectionsOpen(); |
9c2e9b50 | 611 | |
62ee09ca | 612 | if (theOutIcpConnection >= 0) { |
9c2e9b50 | 613 | neighbors_init(); |
62ee09ca | 614 | neighborsRegisterWithCacheManager(manager); |
615 | } | |
9c2e9b50 | 616 | |
2db68ce5 | 617 | storeDirOpenSwapLogs(); |
9c2e9b50 | 618 | |
9c021a38 | 619 | mimeInit(Config.mimeTablePathname); |
9c2e9b50 | 620 | |
b8890359 | 621 | writePidFile(); /* write PID file */ |
9c2e9b50 | 622 | |
aebbcd07 | 623 | debug(1, 1) ("Ready to serve requests.\n"); |
9c2e9b50 | 624 | |
5cd39a10 | 625 | reconfiguring = 0; |
626 | } | |
627 | ||
628 | static void | |
9b7292ce | 629 | mainRotate(void) |
630 | { | |
5cd39a10 | 631 | icmpClose(); |
3c573763 | 632 | #if USE_DNSSERVERS |
62e76326 | 633 | |
e40aa8da | 634 | dnsShutdown(); |
3c573763 | 635 | #endif |
62e76326 | 636 | |
e40aa8da | 637 | redirectShutdown(); |
638 | authenticateShutdown(); | |
d9572179 | 639 | externalAclShutdown(); |
5cd39a10 | 640 | _db_rotate_log(); /* cache.log */ |
641 | storeDirWriteCleanLogs(1); | |
642 | storeLogRotate(); /* store.log */ | |
643 | accessLogRotate(); /* access.log */ | |
644 | useragentRotateLog(); /* useragent.log */ | |
fd2c5549 | 645 | refererRotateLog(); /* referer.log */ |
225644d7 | 646 | #if WIP_FWD_LOG |
62e76326 | 647 | |
225644d7 | 648 | fwdLogRotate(); |
649 | #endif | |
62e76326 | 650 | |
5cd39a10 | 651 | icmpOpen(); |
3c573763 | 652 | #if USE_DNSSERVERS |
62e76326 | 653 | |
e40aa8da | 654 | dnsInit(); |
3c573763 | 655 | #endif |
62e76326 | 656 | |
e40aa8da | 657 | redirectInit(); |
e6ccf245 | 658 | authenticateInit(&Config.authConfiguration); |
d9572179 | 659 | externalAclInit(); |
5f3f8d0e | 660 | } |
661 | ||
067bea91 | 662 | static void |
9b7292ce | 663 | setEffectiveUser(void) |
664 | { | |
85407535 | 665 | leave_suid(); /* Run as non privilegied user */ |
cd377065 | 666 | #ifdef _SQUID_OS2_ |
62e76326 | 667 | |
cd377065 | 668 | return; |
669 | #endif | |
62e76326 | 670 | |
85407535 | 671 | if (geteuid() == 0) { |
62e76326 | 672 | debug(0, 0) ("Squid is not safe to run as root! If you must\n"); |
673 | debug(0, 0) ("start Squid as root, then you must configure\n"); | |
674 | debug(0, 0) ("it to run as a non-priveledged user with the\n"); | |
675 | debug(0, 0) ("'cache_effective_user' option in the config file.\n"); | |
676 | fatal("Don't run Squid as root, set 'cache_effective_user'!"); | |
85407535 | 677 | } |
678 | } | |
679 | ||
b6a2f15e | 680 | static void |
9b7292ce | 681 | mainSetCwd(void) |
682 | { | |
4a504376 | 683 | char pathbuf[MAXPATHLEN]; |
62e76326 | 684 | |
b6a2f15e | 685 | if (Config.coredump_dir) { |
62e76326 | 686 | if (0 == strcmp("none", Config.coredump_dir)) { |
687 | (void) 0; | |
688 | } else if (chdir(Config.coredump_dir) == 0) { | |
689 | debug(0, 1) ("Set Current Directory to %s\n", Config.coredump_dir); | |
690 | return; | |
691 | } else { | |
692 | debug(50, 0) ("chdir: %s: %s\n", Config.coredump_dir, xstrerror()); | |
693 | } | |
b6a2f15e | 694 | } |
62e76326 | 695 | |
02e8115e | 696 | /* If we don't have coredump_dir or couldn't cd there, report current dir */ |
4a504376 | 697 | if (getcwd(pathbuf, MAXPATHLEN)) { |
62e76326 | 698 | debug(0, 1) ("Current Directory is %s\n", pathbuf); |
4a504376 | 699 | } else { |
62e76326 | 700 | debug(50, 0) ("WARNING: Can't find current directory, getcwd: %s\n", xstrerror()); |
4a504376 | 701 | } |
b6a2f15e | 702 | } |
703 | ||
b67e2c8c | 704 | #if DELAY_POOLS |
705 | #include "DelayPools.h" | |
706 | #endif | |
707 | ||
b8d8561b | 708 | static void |
9b7292ce | 709 | mainInitialize(void) |
710 | { | |
efd900cb | 711 | /* chroot if configured to run inside chroot */ |
62e76326 | 712 | |
efd900cb | 713 | if (Config.chroot_dir && chroot(Config.chroot_dir)) { |
62e76326 | 714 | fatal("failed to chroot"); |
efd900cb | 715 | } |
62e76326 | 716 | |
1758c627 | 717 | if (opt_catch_signals) { |
62e76326 | 718 | squid_signal(SIGSEGV, death, SA_NODEFER | SA_RESETHAND); |
719 | squid_signal(SIGBUS, death, SA_NODEFER | SA_RESETHAND); | |
44f99671 | 720 | } |
62e76326 | 721 | |
30a4f2a8 | 722 | squid_signal(SIGPIPE, SIG_IGN, SA_RESTART); |
723 | squid_signal(SIGCHLD, sig_child, SA_NODEFER | SA_RESTART); | |
44f99671 | 724 | |
85407535 | 725 | setEffectiveUser(); |
62e76326 | 726 | |
30a4f2a8 | 727 | if (icpPortNumOverride != 1) |
62e76326 | 728 | Config.Port.icp = (u_short) icpPortNumOverride; |
30a4f2a8 | 729 | |
b6f794d6 | 730 | _db_init(Config.Log.log, Config.debugOptions); |
62e76326 | 731 | |
5c5783a2 | 732 | fd_open(fileno(debug_log), FD_LOG, Config.Log.log); |
62e76326 | 733 | |
71a17702 | 734 | #if MEM_GEN_TRACE |
62e76326 | 735 | |
71a17702 | 736 | log_trace_init("/tmp/squid.alloc"); |
62e76326 | 737 | |
71a17702 | 738 | #endif |
62e76326 | 739 | |
a3d5953d | 740 | debug(1, 0) ("Starting Squid Cache version %s for %s...\n", |
62e76326 | 741 | version_string, |
742 | CONFIG_HOST_TYPE); | |
743 | ||
ec4daaa5 | 744 | #ifdef _SQUID_WIN32_ |
b293c4d8 | 745 | |
746 | if (WIN32_run_mode == _WIN_SQUID_RUN_MODE_SERVICE) { | |
747 | debug(1, 0) ("Running as %s Windows System Service on %s\n", WIN32_Service_name, WIN32_OS_string); | |
748 | debug(1, 0) ("Service command line is: %s\n", WIN32_Service_Command_Line); | |
749 | } else | |
750 | debug(1, 0) ("Running on %s\n",WIN32_OS_string); | |
751 | ||
752 | #endif | |
753 | ||
36584579 | 754 | debugs(1, 1, "Process ID " << getpid()); |
62e76326 | 755 | |
a3d5953d | 756 | debug(1, 1) ("With %d file descriptors available\n", Squid_MaxFD); |
5f3f8d0e | 757 | |
6c1962dd | 758 | #ifdef _SQUID_MSWIN_ |
759 | ||
760 | debug(1, 1) ("With %d CRT stdio descriptors available\n", _getmaxstdio()); | |
761 | ||
762 | if (WIN32_Socks_initialized) | |
763 | debug(1, 1)("Windows sockets initialized\n"); | |
764 | ||
765 | #endif | |
766 | ||
9f75c559 | 767 | if (!configured_once) |
62e76326 | 768 | disk_init(); /* disk_init must go before ipcache_init() */ |
769 | ||
5f3f8d0e | 770 | ipcache_init(); |
62e76326 | 771 | |
f88bb09c | 772 | fqdncache_init(); |
62e76326 | 773 | |
0e70aa1e | 774 | parseEtcHosts(); |
62e76326 | 775 | |
3c573763 | 776 | #if USE_DNSSERVERS |
62e76326 | 777 | |
74addf6c | 778 | dnsInit(); |
62e76326 | 779 | |
3c573763 | 780 | #else |
62e76326 | 781 | |
7b724b86 | 782 | idnsInit(); |
62e76326 | 783 | |
eb824054 | 784 | #endif |
62e76326 | 785 | |
74addf6c | 786 | redirectInit(); |
62e76326 | 787 | |
e6ccf245 | 788 | authenticateInit(&Config.authConfiguration); |
62e76326 | 789 | |
d9572179 | 790 | externalAclInit(); |
62e76326 | 791 | |
b012353a | 792 | useragentOpenLog(); |
62e76326 | 793 | |
fd2c5549 | 794 | refererOpenLog(); |
62e76326 | 795 | |
2ac76861 | 796 | httpHeaderInitModule(); /* must go before any header processing (e.g. the one in errorInitialize) */ |
62e76326 | 797 | |
2246b732 | 798 | httpReplyInitModule(); /* must go before accepting replies */ |
62e76326 | 799 | |
9b312a19 | 800 | errorInitialize(); |
62e76326 | 801 | |
7a2f978b | 802 | accessLogInit(); |
62e76326 | 803 | |
3898f57f | 804 | #if USE_IDENT |
62e76326 | 805 | |
05832ae1 | 806 | identInit(); |
62e76326 | 807 | |
3898f57f | 808 | #endif |
5e14bf6d | 809 | #ifdef SQUID_SNMP |
62e76326 | 810 | |
5e14bf6d | 811 | snmpInit(); |
62e76326 | 812 | |
5e14bf6d | 813 | #endif |
30a4f2a8 | 814 | #if MALLOC_DBG |
62e76326 | 815 | |
5f3f8d0e | 816 | malloc_debug(0, malloc_debug_level); |
62e76326 | 817 | |
5f3f8d0e | 818 | #endif |
819 | ||
dbe4fd8e | 820 | if (!configured_once) { |
a3d0a19d | 821 | #if USE_UNLINKD |
62e76326 | 822 | unlinkdInit(); |
823 | #endif | |
824 | ||
825 | urlInitialize(); | |
62e76326 | 826 | statInit(); |
827 | storeInit(); | |
828 | mainSetCwd(); | |
829 | /* after this point we want to see the mallinfo() output */ | |
830 | do_mallinfo = 1; | |
831 | mimeInit(Config.mimeTablePathname); | |
62e76326 | 832 | refreshInit(); |
0d7e5d78 | 833 | #if DELAY_POOLS |
62e76326 | 834 | |
835 | DelayPools::Init(); | |
0d7e5d78 | 836 | #endif |
62e76326 | 837 | |
b6b6f466 | 838 | FwdState::initModule(); |
62ee09ca | 839 | /* register the modules in the cache manager menus */ |
840 | accessLogRegisterWithCacheManager(manager); | |
841 | asnRegisterWithCacheManager(manager); | |
842 | authenticateRegisterWithCacheManager(&Config.authConfiguration, manager); | |
843 | #if USE_CARP | |
844 | ||
845 | carpRegisterWithCacheManager(manager); | |
846 | #endif | |
847 | ||
848 | cbdataRegisterWithCacheManager(manager); | |
849 | /* These use separate calls so that the comm loops can eventually | |
850 | * coexist. | |
851 | */ | |
852 | #ifdef USE_EPOLL | |
853 | ||
854 | commEPollRegisterWithCacheManager(manager); | |
855 | #endif | |
856 | #ifdef USE_KQUEUE | |
857 | ||
858 | commKQueueRegisterWithCacheManager(manager); | |
859 | #endif | |
860 | #ifdef USE_POLL | |
861 | ||
862 | commPollRegisterWithCacheManager(manager); | |
863 | #endif | |
864 | #ifdef USE_SELECT | |
865 | ||
866 | commSelectRegisterWithCacheManager(manager); | |
867 | #endif | |
868 | ||
869 | clientdbRegisterWithCacheManager(manager); | |
870 | DelayPools::RegisterWithCacheManager(manager); | |
871 | DiskIOModule::RegisterAllModulesWithCacheManager(manager); | |
872 | #if USE_DNSSERVERS | |
873 | ||
874 | dnsRegisterWithCacheManager(manager); | |
875 | #endif | |
876 | ||
877 | eventInit(manager); | |
878 | externalAclRegisterWithCacheManager(manager); | |
879 | fqdncacheRegisterWithCacheManager(manager); | |
880 | FwdState::RegisterWithCacheManager(manager); | |
881 | httpHeaderRegisterWithCacheManager(manager); | |
882 | idnsRegisterWithCacheManager(manager); | |
883 | ipcacheRegisterWithCacheManager(manager); | |
884 | Mem::RegisterWithCacheManager(manager); | |
885 | netdbRegisterWitHCacheManager(manager); | |
886 | PconnModule::GetInstance()->registerWithCacheManager(manager); | |
887 | redirectRegisterWithCacheManager(manager); | |
888 | refreshRegisterWithCacheManager(manager); | |
889 | statRegisterWithCacheManager(manager); | |
890 | storeDigestRegisterWithCacheManager(manager); | |
891 | StoreFileSystem::RegisterAllFsWithCacheManager(manager); | |
892 | storeRegisterWithCacheManager(manager); | |
893 | #if DEBUGSTRINGS | |
894 | ||
895 | StringRegistry::Instance().registerWithCacheManager(manager); | |
896 | #endif | |
897 | ||
898 | xprofRegisterWithCacheManager(manager); | |
5f3f8d0e | 899 | } |
62e76326 | 900 | |
1f38f50a | 901 | #if USE_WCCP |
902 | wccpInit(); | |
62e76326 | 903 | |
1f38f50a | 904 | #endif |
62e76326 | 905 | |
2285407f | 906 | serverConnectionsOpen(); |
62e76326 | 907 | |
62ee09ca | 908 | if (theOutIcpConnection >= 0) { |
9c2e9b50 | 909 | neighbors_init(); |
62ee09ca | 910 | neighborsRegisterWithCacheManager(manager); |
911 | } | |
62e76326 | 912 | |
efd900cb | 913 | if (Config.chroot_dir) |
62e76326 | 914 | no_suid(); |
915 | ||
dbe4fd8e | 916 | if (!configured_once) |
62e76326 | 917 | writePidFile(); /* write PID file */ |
0a5b9b32 | 918 | |
7e7a0442 | 919 | #ifdef _SQUID_LINUX_THREADS_ |
62e76326 | 920 | |
e3175d1f | 921 | squid_signal(SIGQUIT, rotate_logs, SA_RESTART); |
62e76326 | 922 | |
e3175d1f | 923 | squid_signal(SIGTRAP, sigusr2_handle, SA_RESTART); |
62e76326 | 924 | |
e3175d1f | 925 | #else |
62e76326 | 926 | |
30a4f2a8 | 927 | squid_signal(SIGUSR1, rotate_logs, SA_RESTART); |
62e76326 | 928 | |
30a4f2a8 | 929 | squid_signal(SIGUSR2, sigusr2_handle, SA_RESTART); |
62e76326 | 930 | |
9fc0b4b8 | 931 | #endif |
62e76326 | 932 | |
30a4f2a8 | 933 | squid_signal(SIGHUP, reconfigure, SA_RESTART); |
62e76326 | 934 | |
30a4f2a8 | 935 | squid_signal(SIGTERM, shut_down, SA_NODEFER | SA_RESETHAND | SA_RESTART); |
62e76326 | 936 | |
30a4f2a8 | 937 | squid_signal(SIGINT, shut_down, SA_NODEFER | SA_RESETHAND | SA_RESTART); |
62e76326 | 938 | |
ae1feb30 | 939 | #ifdef SIGTTIN |
940 | ||
941 | squid_signal(SIGTTIN, shut_down, SA_NODEFER | SA_RESETHAND | SA_RESTART); | |
942 | ||
943 | #endif | |
944 | ||
58a39dc9 | 945 | memCheckInit(); |
62e76326 | 946 | |
aebbcd07 | 947 | debug(1, 1) ("Ready to serve requests.\n"); |
62e76326 | 948 | |
dbe4fd8e | 949 | if (!configured_once) { |
c8f4eac4 | 950 | eventAdd("storeMaintain", Store::Maintain, NULL, 1.0, 1); |
62e76326 | 951 | |
952 | if (Config.onoff.announce) | |
953 | eventAdd("start_announce", start_announce, NULL, 3600.0, 1); | |
954 | ||
955 | eventAdd("ipcache_purgelru", ipcache_purgelru, NULL, 10.0, 1); | |
956 | ||
957 | eventAdd("fqdncache_purgelru", fqdncache_purgelru, NULL, 15.0, 1); | |
958 | ||
88bfe092 | 959 | #if USE_XPROF_STATS |
62e76326 | 960 | |
961 | eventAdd("cpuProfiling", xprof_event, NULL, 1.0, 1); | |
962 | ||
88bfe092 | 963 | #endif |
62e76326 | 964 | |
965 | eventAdd("memPoolCleanIdlePools", Mem::CleanIdlePools, NULL, 15.0, 1); | |
f900210a | 966 | |
967 | eventAdd("commCheckHalfClosed", commCheckHalfClosed, NULL, 1.0, false); | |
4d7add01 | 968 | } |
62e76326 | 969 | |
dbe4fd8e | 970 | configured_once = 1; |
4d64d74a | 971 | } |
972 | ||
6c1962dd | 973 | #if USE_WIN32_SERVICE |
974 | /* When USE_WIN32_SERVICE is defined, the main function is placed in win32.cc */ | |
975 | extern "C" void WINAPI | |
a0aa9e74 | 976 | SquidWinSvcMain(int argc, char **argv) |
977 | { | |
978 | SquidMain(argc, argv); | |
979 | } | |
980 | ||
981 | int | |
982 | SquidMain(int argc, char **argv) | |
6c1962dd | 983 | #else |
b8d8561b | 984 | int |
985 | main(int argc, char **argv) | |
9b7292ce | 986 | #endif |
987 | { | |
4d64d74a | 988 | int errcount = 0; |
9b7292ce | 989 | mode_t oldmask; |
a0aa9e74 | 990 | #ifdef _SQUID_WIN32_ |
991 | ||
992 | int WIN32_init_err; | |
993 | #endif | |
4d64d74a | 994 | |
a4ba1105 | 995 | #if HAVE_SBRK |
62e76326 | 996 | |
9b7292ce | 997 | sbrk_start = sbrk(0); |
a4ba1105 | 998 | #endif |
999 | ||
3dc275d6 | 1000 | Debug::parseOptions("ALL,1"); |
9b7292ce | 1001 | debug_log = stderr; |
62e76326 | 1002 | |
b9269882 | 1003 | #if defined(SQUID_MAXFD_LIMIT) |
1004 | ||
1005 | if (SQUID_MAXFD_LIMIT < Squid_MaxFD) | |
1006 | Squid_MaxFD = SQUID_MAXFD_LIMIT; | |
1007 | ||
1008 | #endif | |
399e85ea | 1009 | |
ec4daaa5 | 1010 | #ifdef _SQUID_WIN32_ |
6c1962dd | 1011 | |
a0aa9e74 | 1012 | if ((WIN32_init_err = WIN32_Subsystem_Init(&argc, &argv))) |
1013 | return WIN32_init_err; | |
62e76326 | 1014 | |
0e6d05ef | 1015 | #endif |
1016 | ||
9b7292ce | 1017 | /* call mallopt() before anything else */ |
0b29fe44 | 1018 | #if HAVE_MALLOPT |
7328e889 | 1019 | #ifdef M_GRAIN |
9b7292ce | 1020 | /* Round up all sizes to a multiple of this */ |
1021 | mallopt(M_GRAIN, 16); | |
62e76326 | 1022 | |
7328e889 | 1023 | #endif |
1024 | #ifdef M_MXFAST | |
9b7292ce | 1025 | /* biggest size that is considered a small block */ |
1026 | mallopt(M_MXFAST, 256); | |
62e76326 | 1027 | |
7328e889 | 1028 | #endif |
1029 | #ifdef M_NBLKS | |
9b7292ce | 1030 | /* allocate this many small blocks at once */ |
1031 | mallopt(M_NLBLKS, 32); | |
62e76326 | 1032 | |
7328e889 | 1033 | #endif |
1034 | #endif /* HAVE_MALLOPT */ | |
1035 | ||
9b7292ce | 1036 | /* |
1037 | * The plan here is to set the umask to 007 (deny others for | |
1038 | * read,write,execute), but only if the umask is not already | |
1039 | * set. Unfortunately, there is no way to get the current | |
1040 | * umask value without setting it. | |
1041 | */ | |
1042 | oldmask = umask(S_IRWXO); | |
62e76326 | 1043 | |
9b7292ce | 1044 | if (oldmask) |
1045 | umask(oldmask); | |
7e3ce7b9 | 1046 | |
ddfcbc22 | 1047 | memset(&local_addr, '\0', sizeof(struct IN_ADDR)); |
62e76326 | 1048 | |
9b7292ce | 1049 | safe_inet_addr(localhost, &local_addr); |
62e76326 | 1050 | |
ddfcbc22 | 1051 | memset(&any_addr, '\0', sizeof(struct IN_ADDR)); |
62e76326 | 1052 | |
9b7292ce | 1053 | safe_inet_addr("0.0.0.0", &any_addr); |
62e76326 | 1054 | |
ddfcbc22 | 1055 | memset(&no_addr, '\0', sizeof(struct IN_ADDR)); |
62e76326 | 1056 | |
9b7292ce | 1057 | safe_inet_addr("255.255.255.255", &no_addr); |
62e76326 | 1058 | |
9b7292ce | 1059 | squid_srandom(time(NULL)); |
4d64d74a | 1060 | |
9b7292ce | 1061 | getCurrentTime(); |
62e76326 | 1062 | |
9b7292ce | 1063 | squid_start = current_time; |
62e76326 | 1064 | |
9b7292ce | 1065 | failure_notify = fatal_dump; |
4d64d74a | 1066 | |
6c1962dd | 1067 | #if USE_WIN32_SERVICE |
1068 | ||
9b7292ce | 1069 | WIN32_svcstatusupdate(SERVICE_START_PENDING, 10000); |
6c1962dd | 1070 | |
1071 | #endif | |
1072 | ||
9b7292ce | 1073 | mainParseOptions(argc, argv); |
4d64d74a | 1074 | |
6c1962dd | 1075 | #if USE_WIN32_SERVICE |
1076 | ||
a0aa9e74 | 1077 | if (opt_install_service) |
1078 | { | |
9b7292ce | 1079 | WIN32_InstallService(); |
a0aa9e74 | 1080 | return 0; |
9b7292ce | 1081 | } |
6c1962dd | 1082 | |
a0aa9e74 | 1083 | if (opt_remove_service) |
1084 | { | |
9b7292ce | 1085 | WIN32_RemoveService(); |
a0aa9e74 | 1086 | return 0; |
9b7292ce | 1087 | } |
6c1962dd | 1088 | |
a0aa9e74 | 1089 | if (opt_command_line) |
1090 | { | |
9b7292ce | 1091 | WIN32_SetServiceCommandLine(); |
a0aa9e74 | 1092 | return 0; |
9b7292ce | 1093 | } |
6c1962dd | 1094 | |
1095 | #endif | |
1096 | ||
9b7292ce | 1097 | /* parse configuration file |
1098 | * note: in "normal" case this used to be called from mainInitialize() */ | |
1099 | { | |
1100 | int parse_err; | |
62e76326 | 1101 | |
9b7292ce | 1102 | if (!ConfigFile) |
1103 | ConfigFile = xstrdup(DefaultConfigFile); | |
62e76326 | 1104 | |
9b7292ce | 1105 | assert(!configured_once); |
62e76326 | 1106 | |
9b7292ce | 1107 | Mem::Init(); |
62e76326 | 1108 | |
9b7292ce | 1109 | cbdataInit(); |
62e76326 | 1110 | |
9b7292ce | 1111 | storeFsInit(); /* required for config parsing */ |
62e76326 | 1112 | |
b9ae18aa | 1113 | /* May not be needed for parsing, have not audited for such */ |
1114 | DiskIOModule::SetupAllModules(); | |
1115 | ||
59b2d47f | 1116 | /* Shouldn't be needed for config parsing, but have not audited for such */ |
1117 | StoreFileSystem::SetupAllFs(); | |
1118 | ||
c8f4eac4 | 1119 | /* we may want the parsing process to set this up in the future */ |
1120 | Store::Root(new StoreController); | |
1121 | ||
62ee09ca | 1122 | parse_err = parseConfigFile(ConfigFile, manager); |
62e76326 | 1123 | |
9b7292ce | 1124 | if (opt_parse_cfg_only) |
6c1962dd | 1125 | |
9b7292ce | 1126 | return parse_err; |
9b7292ce | 1127 | } |
1128 | if (-1 == opt_send_signal) | |
1129 | if (checkRunningPid()) | |
1130 | exit(1); | |
e13ee7ad | 1131 | |
9bc73deb | 1132 | #if TEST_ACCESS |
62e76326 | 1133 | |
9b7292ce | 1134 | comm_init(); |
62e76326 | 1135 | |
9b7292ce | 1136 | comm_select_init(); |
62e76326 | 1137 | |
9b7292ce | 1138 | mainInitialize(); |
62e76326 | 1139 | |
9b7292ce | 1140 | test_access(); |
62e76326 | 1141 | |
9b7292ce | 1142 | return 0; |
62e76326 | 1143 | |
9bc73deb | 1144 | #endif |
1145 | ||
9b7292ce | 1146 | /* send signal to running copy and exit */ |
a0aa9e74 | 1147 | if (opt_send_signal != -1) |
1148 | { | |
9b7292ce | 1149 | /* chroot if configured to run inside chroot */ |
62e76326 | 1150 | |
a572d8be | 1151 | if (Config.chroot_dir) { |
1152 | if (chroot(Config.chroot_dir)) | |
1153 | fatal("failed to chroot"); | |
1154 | ||
1155 | no_suid(); | |
1156 | } else { | |
1157 | leave_suid(); | |
9b7292ce | 1158 | } |
62e76326 | 1159 | |
9b7292ce | 1160 | sendSignal(); |
1161 | /* NOTREACHED */ | |
1162 | } | |
62e76326 | 1163 | |
a0aa9e74 | 1164 | if (opt_create_swap_dirs) |
1165 | { | |
9b7292ce | 1166 | /* chroot if configured to run inside chroot */ |
0e657244 | 1167 | |
9b7292ce | 1168 | if (Config.chroot_dir && chroot(Config.chroot_dir)) { |
1169 | fatal("failed to chroot"); | |
1170 | } | |
62e76326 | 1171 | |
9b7292ce | 1172 | setEffectiveUser(); |
1173 | debug(0, 0) ("Creating Swap Directories\n"); | |
c8f4eac4 | 1174 | Store::Root().create(); |
6c1962dd | 1175 | |
9b7292ce | 1176 | return 0; |
9b7292ce | 1177 | } |
62e76326 | 1178 | |
9b7292ce | 1179 | if (!opt_no_daemon) |
1180 | watch_child(argv); | |
62e76326 | 1181 | |
9b7292ce | 1182 | setMaxFD(); |
4d64d74a | 1183 | |
9b7292ce | 1184 | /* init comm module */ |
1185 | comm_init(); | |
62e76326 | 1186 | |
9b7292ce | 1187 | comm_select_init(); |
4d64d74a | 1188 | |
a0aa9e74 | 1189 | if (opt_no_daemon) |
1190 | { | |
9b7292ce | 1191 | /* we have to init fdstat here. */ |
1192 | fd_open(0, FD_LOG, "stdin"); | |
1193 | fd_open(1, FD_LOG, "stdout"); | |
1194 | fd_open(2, FD_LOG, "stderr"); | |
1195 | } | |
62e76326 | 1196 | |
6c1962dd | 1197 | #if USE_WIN32_SERVICE |
1198 | ||
9b7292ce | 1199 | WIN32_svcstatusupdate(SERVICE_START_PENDING, 10000); |
6c1962dd | 1200 | |
1201 | #endif | |
1202 | ||
9b7292ce | 1203 | mainInitialize(); |
4d64d74a | 1204 | |
6c1962dd | 1205 | #if USE_WIN32_SERVICE |
1206 | ||
9b7292ce | 1207 | WIN32_svcstatusupdate(SERVICE_RUNNING, 0); |
6c1962dd | 1208 | |
1209 | #endif | |
1210 | ||
9b7292ce | 1211 | /* main loop */ |
62e76326 | 1212 | |
a0aa9e74 | 1213 | for (;;) |
1214 | { | |
9b7292ce | 1215 | if (do_reconfigure) { |
1216 | mainReconfigure(); | |
1217 | do_reconfigure = 0; | |
68aa4272 | 1218 | #if defined(_SQUID_MSWIN_) && defined(_DEBUG) |
1219 | ||
1fa994ac | 1220 | } else if (do_debug_trap) { |
1221 | do_debug_trap = 0; | |
68aa4272 | 1222 | __asm int 3; |
1223 | #endif | |
1224 | ||
9b7292ce | 1225 | } else if (do_rotate) { |
1226 | mainRotate(); | |
1227 | do_rotate = 0; | |
1228 | } else if (do_shutdown) { | |
1229 | time_t wait = do_shutdown > 0 ? (int) Config.shutdownLifetime : 0; | |
1230 | debug(1, 1) ("Preparing for shutdown after %d requests\n", | |
1231 | statCounter.client_http.requests); | |
1232 | debug(1, 1) ("Waiting %d seconds for active connections to finish\n", | |
1233 | (int) wait); | |
1234 | do_shutdown = 0; | |
1235 | shutting_down = 1; | |
6c1962dd | 1236 | #if USE_WIN32_SERVICE |
1237 | ||
9b7292ce | 1238 | WIN32_svcstatusupdate(SERVICE_STOP_PENDING, (wait + 1) * 1000); |
6c1962dd | 1239 | #endif |
1240 | ||
9b7292ce | 1241 | serverConnectionsClose(); |
9b7292ce | 1242 | eventAdd("SquidShutdown", SquidShutdown, NULL, (double) (wait + 1), 1); |
1243 | } | |
62e76326 | 1244 | |
9b7292ce | 1245 | eventRun(); |
62e76326 | 1246 | |
d295d770 | 1247 | /* Attempt any pending storedir IO |
1248 | * Note: the storedir is roughly a reactor of its own. | |
1249 | */ | |
c8f4eac4 | 1250 | Store::Root().callback(); |
62e76326 | 1251 | |
615f9581 | 1252 | comm_calliocallback(); |
1253 | ||
1254 | /* and again to deal with indirectly queued events | |
c2e8186f | 1255 | * resulting from the first call. These are usually |
1256 | * callbacks and should be dealt with immediately. | |
1257 | */ | |
a774fd3f | 1258 | |
d85ff21a | 1259 | if (comm_iocallbackpending()) |
c2e8186f | 1260 | comm_calliocallback(); |
1261 | ||
a774fd3f | 1262 | int loop_delay = eventNextTime(); |
1263 | ||
1264 | if (loop_delay < 0) | |
1265 | loop_delay = 0; | |
1266 | ||
9b7292ce | 1267 | switch (comm_select(loop_delay)) { |
62e76326 | 1268 | |
9b7292ce | 1269 | case COMM_OK: |
1270 | errcount = 0; /* reset if successful */ | |
1271 | break; | |
62e76326 | 1272 | |
9b7292ce | 1273 | case COMM_ERROR: |
1274 | errcount++; | |
1275 | debug(1, 0) ("Select loop Error. Retry %d\n", errcount); | |
62e76326 | 1276 | |
9b7292ce | 1277 | if (errcount == 10) |
1278 | fatal_dump("Select Loop failed!"); | |
62e76326 | 1279 | |
9b7292ce | 1280 | break; |
62e76326 | 1281 | |
9b7292ce | 1282 | case COMM_TIMEOUT: |
1283 | break; | |
62e76326 | 1284 | |
9b7292ce | 1285 | case COMM_SHUTDOWN: |
1286 | SquidShutdown(NULL); | |
62e76326 | 1287 | |
9b7292ce | 1288 | break; |
62e76326 | 1289 | |
9b7292ce | 1290 | default: |
1291 | fatal_dump("MAIN: Internal error -- this should never happen."); | |
62e76326 | 1292 | |
9b7292ce | 1293 | break; |
1294 | } | |
090089c4 | 1295 | } |
62e76326 | 1296 | |
9b7292ce | 1297 | /* NOTREACHED */ |
9b7292ce | 1298 | return 0; |
090089c4 | 1299 | } |
7690e8eb | 1300 | |
b8d8561b | 1301 | static void |
0673c0ba | 1302 | sendSignal(void) |
7690e8eb | 1303 | { |
ff8d0ea6 | 1304 | pid_t pid; |
fedac7e5 | 1305 | debug_log = stderr; |
258ac4d7 | 1306 | |
1307 | if (strcmp(Config.pidFilename, "none") == 0) { | |
1308 | debug(0, 1) ("No pid_filename specified. Trusting you know what you are doing.\n"); | |
1309 | } | |
1310 | ||
fedac7e5 | 1311 | pid = readPidFile(); |
62e76326 | 1312 | |
fedac7e5 | 1313 | if (pid > 1) { |
6c1962dd | 1314 | #if USE_WIN32_SERVICE |
1315 | ||
1316 | if (opt_signal_service) { | |
1317 | WIN32_sendSignal(opt_send_signal); | |
1318 | exit(0); | |
1319 | } else | |
1320 | #ifdef _SQUID_MSWIN_ | |
1321 | { | |
1322 | fprintf(stderr, "%s: ERROR: Could not send ", appname); | |
1323 | fprintf(stderr, "signal to Squid Service:\n"); | |
1324 | fprintf(stderr, "missing -n command line switch.\n"); | |
1325 | exit(1); | |
1326 | } | |
1327 | ||
1328 | /* NOTREACHED */ | |
1329 | #endif | |
1330 | ||
1331 | #endif | |
1332 | ||
62e76326 | 1333 | if (kill(pid, opt_send_signal) && |
1334 | /* ignore permissions if just running check */ | |
1335 | !(opt_send_signal == 0 && errno == EPERM)) { | |
1336 | fprintf(stderr, "%s: ERROR: Could not send ", appname); | |
1337 | fprintf(stderr, "signal %d to process %d: %s\n", | |
1338 | opt_send_signal, (int) pid, xstrerror()); | |
1339 | exit(1); | |
1340 | } | |
fedac7e5 | 1341 | } else { |
62e76326 | 1342 | fprintf(stderr, "%s: ERROR: No running copy\n", appname); |
1343 | exit(1); | |
7690e8eb | 1344 | } |
62e76326 | 1345 | |
fedac7e5 | 1346 | /* signal successfully sent */ |
1347 | exit(0); | |
1348 | } | |
f95b8144 | 1349 | |
a50bfe93 | 1350 | #ifndef _SQUID_MSWIN_ |
e18d7fdc | 1351 | /* |
1352 | * This function is run when Squid is in daemon mode, just | |
1353 | * before the parent forks and starts up the child process. | |
1354 | * It can be used for admin-specific tasks, such as notifying | |
1355 | * someone that Squid is (re)started. | |
1356 | */ | |
1357 | static void | |
1358 | mainStartScript(const char *prog) | |
1359 | { | |
1360 | char script[SQUID_MAXPATHLEN]; | |
1361 | char *t; | |
1362 | size_t sl = 0; | |
1363 | pid_t cpid; | |
1364 | pid_t rpid; | |
1365 | xstrncpy(script, prog, MAXPATHLEN); | |
62e76326 | 1366 | |
e18d7fdc | 1367 | if ((t = strrchr(script, '/'))) { |
62e76326 | 1368 | *(++t) = '\0'; |
1369 | sl = strlen(script); | |
e18d7fdc | 1370 | } |
62e76326 | 1371 | |
e18d7fdc | 1372 | xstrncpy(&script[sl], squid_start_script, MAXPATHLEN - sl); |
62e76326 | 1373 | |
e18d7fdc | 1374 | if ((cpid = fork()) == 0) { |
62e76326 | 1375 | /* child */ |
f75662c9 | 1376 | execl(script, squid_start_script, (char *)NULL); |
482aa790 | 1377 | _exit(-1); |
e18d7fdc | 1378 | } else { |
62e76326 | 1379 | do { |
e18d7fdc | 1380 | #ifdef _SQUID_NEXT_ |
62e76326 | 1381 | union wait status; |
1382 | rpid = wait3(&status, 0, NULL); | |
e18d7fdc | 1383 | #else |
62e76326 | 1384 | |
1385 | int status; | |
1386 | rpid = waitpid(-1, &status, 0); | |
e18d7fdc | 1387 | #endif |
62e76326 | 1388 | |
1389 | } while (rpid != cpid); | |
e18d7fdc | 1390 | } |
1391 | } | |
1392 | ||
a50bfe93 | 1393 | #endif /* _SQUID_MSWIN_ */ |
1394 | ||
efd900cb | 1395 | static int |
1396 | checkRunningPid(void) | |
1397 | { | |
1398 | pid_t pid; | |
e0077312 | 1399 | |
1400 | if (!debug_log) | |
1401 | debug_log = stderr; | |
1402 | ||
efd900cb | 1403 | pid = readPidFile(); |
62e76326 | 1404 | |
efd900cb | 1405 | if (pid < 2) |
62e76326 | 1406 | return 0; |
1407 | ||
efd900cb | 1408 | if (kill(pid, 0) < 0) |
62e76326 | 1409 | return 0; |
1410 | ||
cb7a4fcb | 1411 | debugs(0, 0, "Squid is already running! Process ID " << pid); |
62e76326 | 1412 | |
efd900cb | 1413 | return 1; |
1414 | } | |
1415 | ||
f95b8144 | 1416 | static void |
bbe199dc | 1417 | watch_child(char *argv[]) |
f95b8144 | 1418 | { |
a50bfe93 | 1419 | #ifndef _SQUID_MSWIN_ |
f95b8144 | 1420 | char *prog; |
f95b8144 | 1421 | int failcount = 0; |
1422 | time_t start; | |
1423 | time_t stop; | |
1424 | #ifdef _SQUID_NEXT_ | |
62e76326 | 1425 | |
f95b8144 | 1426 | union wait status; |
1427 | #else | |
62e76326 | 1428 | |
f95b8144 | 1429 | int status; |
1430 | #endif | |
62e76326 | 1431 | |
e3a3b845 | 1432 | pid_t pid; |
c99c5397 | 1433 | #ifdef TIOCNOTTY |
1434 | ||
54f742e7 | 1435 | int i; |
c99c5397 | 1436 | #endif |
1437 | ||
742724a4 | 1438 | int nullfd; |
62e76326 | 1439 | |
f95b8144 | 1440 | if (*(argv[0]) == '(') |
62e76326 | 1441 | return; |
1442 | ||
54f742e7 | 1443 | openlog(appname, LOG_PID | LOG_NDELAY | LOG_CONS, LOG_LOCAL4); |
62e76326 | 1444 | |
54f742e7 | 1445 | if ((pid = fork()) < 0) |
62e76326 | 1446 | syslog(LOG_ALERT, "fork failed: %s", xstrerror()); |
54f742e7 | 1447 | else if (pid > 0) |
62e76326 | 1448 | exit(0); |
1449 | ||
54f742e7 | 1450 | if (setsid() < 0) |
62e76326 | 1451 | syslog(LOG_ALERT, "setsid failed: %s", xstrerror()); |
1452 | ||
efd900cb | 1453 | closelog(); |
62e76326 | 1454 | |
54f742e7 | 1455 | #ifdef TIOCNOTTY |
62e76326 | 1456 | |
c4aefe96 | 1457 | if ((i = open("/dev/tty", O_RDWR | O_TEXT)) >= 0) { |
62e76326 | 1458 | ioctl(i, TIOCNOTTY, NULL); |
1459 | close(i); | |
54f742e7 | 1460 | } |
62e76326 | 1461 | |
54f742e7 | 1462 | #endif |
b05490a8 | 1463 | |
1464 | ||
7f6ffd15 | 1465 | /* |
1466 | * RBCOLLINS - if cygwin stackdumps when squid is run without | |
1467 | * -N, check the cygwin1.dll version, it needs to be AT LEAST | |
1468 | * 1.1.3. execvp had a bit overflow error in a loop.. | |
1469 | */ | |
742724a4 | 1470 | /* Connect stdio to /dev/null in daemon mode */ |
c4aefe96 | 1471 | nullfd = open("/dev/null", O_RDWR | O_TEXT); |
62e76326 | 1472 | |
e4a1325e | 1473 | if (nullfd < 0) |
1474 | fatalf("/dev/null: %s\n", xstrerror()); | |
1475 | ||
742724a4 | 1476 | dup2(nullfd, 0); |
62e76326 | 1477 | |
742724a4 | 1478 | if (opt_debug_stderr < 0) { |
62e76326 | 1479 | dup2(nullfd, 1); |
1480 | dup2(nullfd, 2); | |
742724a4 | 1481 | } |
62e76326 | 1482 | |
f95b8144 | 1483 | for (;;) { |
62e76326 | 1484 | mainStartScript(argv[0]); |
1485 | ||
1486 | if ((pid = fork()) == 0) { | |
1487 | /* child */ | |
1488 | openlog(appname, LOG_PID | LOG_NDELAY | LOG_CONS, LOG_LOCAL4); | |
1489 | prog = xstrdup(argv[0]); | |
1490 | argv[0] = xstrdup("(squid)"); | |
1491 | execvp(prog, argv); | |
1492 | syslog(LOG_ALERT, "execvp failed: %s", xstrerror()); | |
1493 | } | |
1494 | ||
1495 | /* parent */ | |
1496 | openlog(appname, LOG_PID | LOG_NDELAY | LOG_CONS, LOG_LOCAL4); | |
1497 | ||
1498 | syslog(LOG_NOTICE, "Squid Parent: child process %d started", pid); | |
1499 | ||
1500 | time(&start); | |
1501 | ||
1502 | squid_signal(SIGINT, SIG_IGN, SA_RESTART); | |
1503 | ||
f95b8144 | 1504 | #ifdef _SQUID_NEXT_ |
62e76326 | 1505 | |
1506 | pid = wait3(&status, 0, NULL); | |
1507 | ||
f95b8144 | 1508 | #else |
62e76326 | 1509 | |
1510 | pid = waitpid(-1, &status, 0); | |
1511 | ||
1512 | #endif | |
1513 | ||
1514 | time(&stop); | |
1515 | ||
1516 | if (WIFEXITED(status)) { | |
1517 | syslog(LOG_NOTICE, | |
1518 | "Squid Parent: child process %d exited with status %d", | |
1519 | pid, WEXITSTATUS(status)); | |
1520 | } else if (WIFSIGNALED(status)) { | |
1521 | syslog(LOG_NOTICE, | |
1522 | "Squid Parent: child process %d exited due to signal %d", | |
1523 | pid, WTERMSIG(status)); | |
1524 | } else { | |
1525 | syslog(LOG_NOTICE, "Squid Parent: child process %d exited", pid); | |
1526 | } | |
1527 | ||
1528 | if (stop - start < 10) | |
1529 | failcount++; | |
1530 | else | |
1531 | failcount = 0; | |
1532 | ||
1533 | if (failcount == 5) { | |
1534 | syslog(LOG_ALERT, "Exiting due to repeated, frequent failures"); | |
1535 | exit(1); | |
1536 | } | |
1537 | ||
1538 | if (WIFEXITED(status)) | |
1539 | if (WEXITSTATUS(status) == 0) | |
1540 | exit(0); | |
1541 | ||
1542 | if (WIFSIGNALED(status)) { | |
1543 | switch (WTERMSIG(status)) { | |
1544 | ||
1545 | case SIGKILL: | |
1546 | exit(0); | |
1547 | break; | |
1548 | ||
1549 | default: | |
1550 | break; | |
1551 | } | |
1552 | } | |
1553 | ||
1554 | squid_signal(SIGINT, SIG_DFL, SA_RESTART); | |
1555 | sleep(3); | |
f95b8144 | 1556 | } |
62e76326 | 1557 | |
bbe199dc | 1558 | /* NOTREACHED */ |
a50bfe93 | 1559 | #endif /* _SQUID_MSWIN_ */ |
a572d8be | 1560 | |
f95b8144 | 1561 | } |
fff6ad65 | 1562 | |
9ec1a1dc | 1563 | static void |
d723bf6b | 1564 | SquidShutdown(void *unused) |
fff6ad65 | 1565 | { |
6c1962dd | 1566 | #if USE_WIN32_SERVICE |
1567 | WIN32_svcstatusupdate(SERVICE_STOP_PENDING, 10000); | |
1568 | #endif | |
1569 | ||
fff6ad65 | 1570 | debug(1, 1) ("Shutting down...\n"); |
95a83c22 | 1571 | #if USE_DNSSERVERS |
1572 | ||
1573 | dnsShutdown(); | |
1574 | #else | |
1575 | ||
1576 | idnsShutdown(); | |
1577 | #endif | |
1578 | ||
1579 | redirectShutdown(); | |
1580 | externalAclShutdown(); | |
d723bf6b | 1581 | icpConnectionClose(); |
1582 | #if USE_HTCP | |
62e76326 | 1583 | |
d723bf6b | 1584 | htcpSocketClose(); |
1585 | #endif | |
1586 | #ifdef SQUID_SNMP | |
62e76326 | 1587 | |
d723bf6b | 1588 | snmpConnectionClose(); |
320e9f36 | 1589 | #endif |
eb824054 | 1590 | #if USE_WCCP |
62e76326 | 1591 | |
320e9f36 | 1592 | wccpConnectionClose(); |
d723bf6b | 1593 | #endif |
62e76326 | 1594 | |
fff6ad65 | 1595 | releaseServerSockets(); |
d723bf6b | 1596 | commCloseAllSockets(); |
515ec4dc | 1597 | #if DELAY_POOLS |
62e76326 | 1598 | |
b67e2c8c | 1599 | DelayPools::FreePools(); |
515ec4dc | 1600 | #endif |
62e76326 | 1601 | |
5dae8514 | 1602 | authenticateShutdown(); |
a3d0a19d | 1603 | #if USE_UNLINKD |
62e76326 | 1604 | |
fff6ad65 | 1605 | unlinkdClose(); |
a3d0a19d | 1606 | #endif |
6c1962dd | 1607 | #if USE_WIN32_SERVICE |
1608 | ||
1609 | WIN32_svcstatusupdate(SERVICE_STOP_PENDING, 10000); | |
1610 | #endif | |
62e76326 | 1611 | |
c8f4eac4 | 1612 | Store::Root().sync(); /* Flush pending object writes/unlinks */ |
fff6ad65 | 1613 | storeDirWriteCleanLogs(0); |
1614 | PrintRusage(); | |
1615 | dumpMallocStats(); | |
c8f4eac4 | 1616 | Store::Root().sync(); /* Flush log writes */ |
fff6ad65 | 1617 | storeLogClose(); |
1618 | accessLogClose(); | |
5b824235 | 1619 | useragentLogClose(); |
c9b99797 | 1620 | refererCloseLog(); |
225644d7 | 1621 | #if WIP_FWD_LOG |
62e76326 | 1622 | |
225644d7 | 1623 | fwdUninit(); |
1624 | #endif | |
62e76326 | 1625 | |
c8f4eac4 | 1626 | Store::Root().sync(); /* Flush log close */ |
59b2d47f | 1627 | StoreFileSystem::FreeAllFs(); |
b9ae18aa | 1628 | DiskIOModule::FreeAllModules(); |
33ab18e8 | 1629 | #if PURIFY || XMALLOC_TRACE |
62e76326 | 1630 | |
fff6ad65 | 1631 | configFreeMemory(); |
1632 | storeFreeMemory(); | |
33ab18e8 | 1633 | /*stmemFreeMemory(); */ |
fff6ad65 | 1634 | netdbFreeMemory(); |
1635 | ipcacheFreeMemory(); | |
1636 | fqdncacheFreeMemory(); | |
1637 | asnFreeMemory(); | |
26a369ba | 1638 | clientdbFreeMemory(); |
7021844c | 1639 | httpHeaderCleanModule(); |
d2db411c | 1640 | statFreeMemory(); |
f1fc2a8d | 1641 | eventFreeMemory(); |
c68e9c6b | 1642 | mimeFreeMemory(); |
1643 | errorClean(); | |
fff6ad65 | 1644 | #endif |
26a369ba | 1645 | #if !XMALLOC_TRACE |
62e76326 | 1646 | |
54f742e7 | 1647 | if (opt_no_daemon) { |
62e76326 | 1648 | file_close(0); |
1649 | file_close(1); | |
1650 | file_close(2); | |
54f742e7 | 1651 | } |
62e76326 | 1652 | |
33ab18e8 | 1653 | #endif |
fff6ad65 | 1654 | fdDumpOpen(); |
62e76326 | 1655 | |
fff6ad65 | 1656 | fdFreeMemory(); |
62e76326 | 1657 | |
ddb43c58 | 1658 | memClean(); |
62e76326 | 1659 | |
33ab18e8 | 1660 | #if XMALLOC_TRACE |
62e76326 | 1661 | |
26a369ba | 1662 | xmalloc_find_leaks(); |
62e76326 | 1663 | |
26a369ba | 1664 | debug(1, 0) ("Memory used after shutdown: %d\n", xmalloc_total); |
62e76326 | 1665 | |
33ab18e8 | 1666 | #endif |
36a97e19 | 1667 | #if MEM_GEN_TRACE |
62e76326 | 1668 | |
399e85ea | 1669 | log_trace_done(); |
62e76326 | 1670 | |
36a97e19 | 1671 | #endif |
62e76326 | 1672 | |
ab50ee9e | 1673 | if (Config.pidFilename && strcmp(Config.pidFilename, "none") != 0) { |
62e76326 | 1674 | enter_suid(); |
1675 | safeunlink(Config.pidFilename, 0); | |
1676 | leave_suid(); | |
ab50ee9e | 1677 | } |
62e76326 | 1678 | |
a60f7062 | 1679 | debug(1, 1) ("Squid Cache (Version %s): Exiting normally.\n", |
62e76326 | 1680 | version_string); |
1681 | ||
7e3ce7b9 | 1682 | if (debug_log) |
62e76326 | 1683 | fclose(debug_log); |
1684 | ||
ae1feb30 | 1685 | exit(shutdown_status); |
fff6ad65 | 1686 | } |