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a47b9029 | 1 | |
30a4f2a8 | 2 | /* |
b4bab919 | 3 | * $Id: main.cc,v 1.434 2006/09/03 04:09:36 hno 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" | |
aa839030 | 41 | #include "errorpage.h" |
a553a5a3 | 42 | #include "event.h" |
43 | #include "EventLoop.h" | |
62ee09ca | 44 | #include "ExternalACL.h" |
e6ccf245 | 45 | #include "Store.h" |
46 | #include "ICP.h" | |
528b2c61 | 47 | #include "HttpReply.h" |
62ee09ca | 48 | #include "pconn.h" |
528b2c61 | 49 | #include "Mem.h" |
b0dd28ba | 50 | #include "ACLASN.h" |
51 | #include "ACL.h" | |
75faaa7a | 52 | #include "htcp.h" |
59b2d47f | 53 | #include "StoreFileSystem.h" |
b9ae18aa | 54 | #include "DiskIO/DiskIOModule.h" |
f900210a | 55 | #include "comm.h" |
62ee09ca | 56 | #if USE_EPOLL |
57 | #include "comm_epoll.h" | |
58 | #endif | |
59 | #if USE_KQUEUE | |
60 | #include "comm_kqueue.h" | |
61 | #endif | |
62 | #if USE_POLL | |
63 | #include "comm_poll.h" | |
64 | #endif | |
65 | #if USE_SELECT | |
66 | #include "comm_select.h" | |
67 | #endif | |
663c0a38 | 68 | #if USE_SELECT_WIN32 |
69 | #include "comm_select.h" | |
70 | #endif | |
985c86bc | 71 | #include "SquidTime.h" |
c8f4eac4 | 72 | #include "SwapDir.h" |
b6b6f466 | 73 | #include "forward.h" |
d9e7ee1f | 74 | #include "MemPool.h" |
44a47c6e | 75 | |
1a774556 | 76 | #if USE_WIN32_SERVICE |
77 | ||
78 | #include "squid_windows.h" | |
79 | #include <process.h> | |
80 | ||
81 | static int opt_install_service = FALSE; | |
82 | static int opt_remove_service = FALSE; | |
83 | static int opt_signal_service = FALSE; | |
84 | static int opt_command_line = FALSE; | |
85 | extern void WIN32_svcstatusupdate(DWORD, DWORD); | |
86 | void WINAPI WIN32_svcHandler(DWORD); | |
87 | ||
88 | #endif | |
89 | ||
30a4f2a8 | 90 | /* for error reporting from xmalloc and friends */ |
b293c4d8 | 91 | SQUIDCEXTERN void (*failure_notify) (const char *); |
30a4f2a8 | 92 | |
e13ee7ad | 93 | static int opt_parse_cfg_only = 0; |
5e6d4736 | 94 | static char *opt_syslog_facility = NULL; |
30a4f2a8 | 95 | static int icpPortNumOverride = 1; /* Want to detect "-u 0" */ |
e13ee7ad | 96 | static int configured_once = 0; |
30a4f2a8 | 97 | #if MALLOC_DBG |
4d64d74a | 98 | static int malloc_debug_level = 0; |
30a4f2a8 | 99 | #endif |
5cd39a10 | 100 | static volatile int do_reconfigure = 0; |
101 | static volatile int do_rotate = 0; | |
2681d383 | 102 | static volatile int do_shutdown = 0; |
ae1feb30 | 103 | static volatile int shutdown_status = 0; |
4d7add01 | 104 | |
5cd39a10 | 105 | static void mainRotate(void); |
106 | static void mainReconfigure(void); | |
f5b8bbc4 | 107 | static void mainInitialize(void); |
f5b8bbc4 | 108 | static void usage(void); |
109 | static void mainParseOptions(int, char **); | |
110 | static void sendSignal(void); | |
111 | static void serverConnectionsOpen(void); | |
bbe199dc | 112 | static void watch_child(char **); |
85407535 | 113 | static void setEffectiveUser(void); |
36a97e19 | 114 | #if MEM_GEN_TRACE |
115 | extern void log_trace_done(); | |
116 | extern void log_trace_init(char *); | |
117 | #endif | |
8ff3fa2e | 118 | static void SquidShutdown(void); |
b6a2f15e | 119 | static void mainSetCwd(void); |
efd900cb | 120 | static int checkRunningPid(void); |
85407535 | 121 | |
62ee09ca | 122 | static CacheManager manager; |
123 | ||
b293c4d8 | 124 | #ifndef _SQUID_MSWIN_ |
e18d7fdc | 125 | static const char *squid_start_script = "squid_start"; |
b293c4d8 | 126 | #endif |
e18d7fdc | 127 | |
9bc73deb | 128 | #if TEST_ACCESS |
129 | #include "test_access.c" | |
130 | #endif | |
131 | ||
8ff3fa2e | 132 | /* temporary thunk across to the unrefactored store interface */ |
133 | ||
134 | class StoreRootEngine : public AsyncEngine | |
135 | { | |
136 | ||
137 | public: | |
138 | int checkEvents(int timeout) | |
139 | { | |
140 | Store::Root().callback(); | |
141 | return EVENT_IDLE; | |
142 | }; | |
143 | }; | |
144 | ||
a553a5a3 | 145 | class SignalDispatcher : public CompletionDispatcher |
146 | { | |
147 | ||
148 | public: | |
8ff3fa2e | 149 | SignalDispatcher(EventLoop &loop) : loop(loop), events_dispatched(false) {} |
a553a5a3 | 150 | |
151 | void addEventLoop(EventLoop * loop); | |
8ff3fa2e | 152 | virtual bool dispatch(); |
a553a5a3 | 153 | |
154 | private: | |
155 | static void StopEventLoop(void * data) | |
156 | { | |
157 | static_cast<SignalDispatcher *>(data)->loop.stop(); | |
158 | } | |
159 | ||
160 | EventLoop &loop; | |
8ff3fa2e | 161 | bool events_dispatched; |
a553a5a3 | 162 | }; |
163 | ||
8ff3fa2e | 164 | bool |
a553a5a3 | 165 | SignalDispatcher::dispatch() |
166 | { | |
167 | if (do_reconfigure) { | |
168 | mainReconfigure(); | |
169 | do_reconfigure = 0; | |
170 | #if defined(_SQUID_MSWIN_) && defined(_DEBUG) | |
171 | ||
172 | } else if (do_debug_trap) { | |
173 | do_debug_trap = 0; | |
174 | __asm int 3; | |
175 | #endif | |
176 | ||
177 | } else if (do_rotate) { | |
178 | mainRotate(); | |
179 | do_rotate = 0; | |
180 | } else if (do_shutdown) { | |
181 | time_t wait = do_shutdown > 0 ? (int) Config.shutdownLifetime : 0; | |
182 | debug(1, 1) ("Preparing for shutdown after %d requests\n", | |
183 | statCounter.client_http.requests); | |
184 | debug(1, 1) ("Waiting %d seconds for active connections to finish\n", | |
185 | (int) wait); | |
186 | do_shutdown = 0; | |
187 | shutting_down = 1; | |
188 | #if USE_WIN32_SERVICE | |
189 | ||
190 | WIN32_svcstatusupdate(SERVICE_STOP_PENDING, (wait + 1) * 1000); | |
191 | #endif | |
192 | ||
193 | serverConnectionsClose(); | |
8ff3fa2e | 194 | eventAdd("SquidShutdown", StopEventLoop, this, (double) (wait + 1), 1, false); |
a553a5a3 | 195 | } |
8ff3fa2e | 196 | |
197 | bool result = events_dispatched; | |
198 | events_dispatched = false; | |
199 | return result; | |
a553a5a3 | 200 | } |
201 | ||
b8d8561b | 202 | static void |
0673c0ba | 203 | usage(void) |
ccff9601 | 204 | { |
0ee4272b | 205 | fprintf(stderr, |
0e657244 | 206 | #if USE_WIN32_SERVICE |
5e6d4736 | 207 | "Usage: %s [-cdhirvzCDFNRVYX] [-s | -l facility] [-f config-file] [-[au] port] [-k signal] [-n name] [-O CommandLine]\n" |
0e657244 | 208 | #else |
5e6d4736 | 209 | "Usage: %s [-cdhvzCDFNRVYX] [-s | -l facility] [-f config-file] [-[au] port] [-k signal]\n" |
0e657244 | 210 | #endif |
62e76326 | 211 | " -a port Specify HTTP port number (default: %d).\n" |
212 | " -d level Write debugging to stderr also.\n" | |
213 | " -f file Use given config-file instead of\n" | |
214 | " %s\n" | |
215 | " -h Print help message.\n" | |
0e657244 | 216 | #if USE_WIN32_SERVICE |
217 | " -i Installs as a Windows Service (see -n option).\n" | |
218 | #endif | |
62e76326 | 219 | " -k reconfigure|rotate|shutdown|interrupt|kill|debug|check|parse\n" |
220 | " Parse configuration file, then send signal to \n" | |
221 | " running copy (except -k parse) and exit.\n" | |
0e657244 | 222 | #if USE_WIN32_SERVICE |
223 | " -n name Specify Windows Service name to use for service operations\n" | |
224 | " default is: " _WIN_SQUID_DEFAULT_SERVICE_NAME ".\n" | |
225 | " -r Removes a Windows Service (see -n option).\n" | |
226 | #endif | |
5e6d4736 | 227 | " -s | -l facility\n" |
228 | " Enable logging to syslog.\n" | |
62e76326 | 229 | " -u port Specify ICP port number (default: %d), disable with 0.\n" |
230 | " -v Print version.\n" | |
231 | " -z Create swap directories\n" | |
232 | " -C Do not catch fatal signals.\n" | |
233 | " -D Disable initial DNS tests.\n" | |
234 | " -F Don't serve any requests until store is rebuilt.\n" | |
235 | " -N No daemon mode.\n" | |
0e657244 | 236 | #if USE_WIN32_SERVICE |
237 | " -O options\n" | |
238 | " Set Windows Service Command line options in Registry.\n" | |
239 | #endif | |
62e76326 | 240 | " -R Do not set REUSEADDR on port.\n" |
241 | " -S Double-check swap during rebuild.\n" | |
242 | " -V Virtual host httpd-accelerator.\n" | |
243 | " -X Force full debugging.\n" | |
244 | " -Y Only return UDP_HIT or UDP_MISS_NOFETCH during fast reload.\n", | |
245 | appname, CACHE_HTTP_PORT, DefaultConfigFile, CACHE_ICP_PORT); | |
77ffc99f | 246 | exit(1); |
ccff9601 | 247 | } |
248 | ||
b8d8561b | 249 | static void |
250 | mainParseOptions(int argc, char *argv[]) | |
090089c4 | 251 | { |
090089c4 | 252 | extern char *optarg; |
4d64d74a | 253 | int c; |
090089c4 | 254 | |
0e657244 | 255 | #if USE_WIN32_SERVICE |
256 | ||
5e6d4736 | 257 | while ((c = getopt(argc, argv, "CDFNO:RSVYXa:d:f:hik:m::n:rsl:u:vz?")) != -1) |
0e657244 | 258 | #else |
259 | ||
5e6d4736 | 260 | while ((c = getopt(argc, argv, "CDFNRSVYXa:d:f:hk:m::sl:u:vz?")) != -1) |
0e657244 | 261 | #endif |
262 | ||
9b7292ce | 263 | { |
264 | ||
265 | switch (c) | |
266 | { | |
62e76326 | 267 | |
268 | case 'C': | |
269 | opt_catch_signals = 0; | |
270 | break; | |
271 | ||
272 | case 'D': | |
273 | opt_dns_tests = 0; | |
274 | break; | |
275 | ||
276 | case 'F': | |
277 | opt_foreground_rebuild = 1; | |
278 | break; | |
279 | ||
280 | case 'N': | |
281 | opt_no_daemon = 1; | |
282 | break; | |
0e657244 | 283 | #if USE_WIN32_SERVICE |
284 | ||
285 | case 'O': | |
286 | opt_command_line = 1; | |
287 | WIN32_Command_Line = xstrdup(optarg); | |
288 | break; | |
289 | #endif | |
62e76326 | 290 | |
291 | case 'R': | |
292 | opt_reuseaddr = 0; | |
293 | break; | |
294 | ||
295 | case 'S': | |
296 | opt_store_doublecheck = 1; | |
297 | break; | |
298 | ||
299 | case 'V': | |
300 | ||
301 | if (Config.Sockaddr.http) | |
302 | Config.Sockaddr.http->vhost = 1; | |
303 | ||
3f38a55e | 304 | #if USE_SSL |
62e76326 | 305 | |
306 | else if (Config.Sockaddr.https) | |
307 | Config.Sockaddr.https->http.vhost = 1; | |
308 | ||
309 | #endif | |
310 | ||
311 | else | |
312 | fatal("No http_port specified\n"); | |
313 | ||
314 | break; | |
315 | ||
316 | case 'X': | |
317 | /* force full debugging */ | |
318 | sigusr2_handle(SIGUSR2); | |
319 | ||
320 | break; | |
321 | ||
322 | case 'Y': | |
323 | opt_reload_hit_only = 1; | |
324 | ||
325 | break; | |
326 | ||
0e657244 | 327 | #if USE_WIN32_SERVICE |
328 | ||
329 | case 'i': | |
330 | opt_install_service = TRUE; | |
331 | ||
332 | break; | |
333 | ||
334 | #endif | |
335 | ||
62e76326 | 336 | case 'a': |
337 | add_http_port(optarg); | |
338 | ||
339 | break; | |
340 | ||
341 | case 'd': | |
342 | opt_debug_stderr = atoi(optarg); | |
343 | ||
344 | break; | |
345 | ||
346 | case 'f': | |
347 | xfree(ConfigFile); | |
348 | ||
349 | ConfigFile = xstrdup(optarg); | |
350 | ||
351 | break; | |
352 | ||
353 | case 'h': | |
354 | usage(); | |
355 | ||
356 | break; | |
357 | ||
358 | case 'k': | |
359 | if ((int) strlen(optarg) < 1) | |
360 | usage(); | |
361 | ||
362 | if (!strncmp(optarg, "reconfigure", strlen(optarg))) | |
363 | opt_send_signal = SIGHUP; | |
364 | else if (!strncmp(optarg, "rotate", strlen(optarg))) | |
7e7a0442 | 365 | #ifdef _SQUID_LINUX_THREADS_ |
62e76326 | 366 | |
367 | opt_send_signal = SIGQUIT; | |
368 | ||
e3175d1f | 369 | #else |
62e76326 | 370 | |
371 | opt_send_signal = SIGUSR1; | |
372 | ||
e3175d1f | 373 | #endif |
62e76326 | 374 | |
375 | else if (!strncmp(optarg, "debug", strlen(optarg))) | |
7e7a0442 | 376 | #ifdef _SQUID_LINUX_THREADS_ |
62e76326 | 377 | |
378 | opt_send_signal = SIGTRAP; | |
379 | ||
e3175d1f | 380 | #else |
62e76326 | 381 | |
382 | opt_send_signal = SIGUSR2; | |
383 | ||
384 | #endif | |
385 | ||
386 | else if (!strncmp(optarg, "shutdown", strlen(optarg))) | |
387 | opt_send_signal = SIGTERM; | |
388 | else if (!strncmp(optarg, "interrupt", strlen(optarg))) | |
389 | opt_send_signal = SIGINT; | |
390 | else if (!strncmp(optarg, "kill", strlen(optarg))) | |
391 | opt_send_signal = SIGKILL; | |
ae1feb30 | 392 | |
393 | #ifdef SIGTTIN | |
394 | ||
395 | else if (!strncmp(optarg, "restart", strlen(optarg))) | |
396 | opt_send_signal = SIGTTIN; /* exit and restart by parent */ | |
397 | ||
398 | #endif | |
399 | ||
62e76326 | 400 | else if (!strncmp(optarg, "check", strlen(optarg))) |
401 | opt_send_signal = 0; /* SIGNULL */ | |
402 | else if (!strncmp(optarg, "parse", strlen(optarg))) | |
403 | opt_parse_cfg_only = 1; /* parse cfg file only */ | |
404 | else | |
405 | usage(); | |
406 | ||
407 | break; | |
408 | ||
409 | case 'm': | |
410 | if (optarg) { | |
30a4f2a8 | 411 | #if MALLOC_DBG |
d9e7ee1f | 412 | malloc_debug_level = atoi(optarg); |
30a4f2a8 | 413 | #else |
62e76326 | 414 | |
d9e7ee1f | 415 | fatal("Need to add -DMALLOC_DBG when compiling to use -mX option"); |
33ab18e8 | 416 | #endif |
62e76326 | 417 | |
418 | } else { | |
33ab18e8 | 419 | #if XMALLOC_TRACE |
62e76326 | 420 | xmalloc_trace = !xmalloc_trace; |
33ab18e8 | 421 | #else |
62e76326 | 422 | |
423 | fatal("Need to configure --enable-xmalloc-debug-trace to use -m option"); | |
30a4f2a8 | 424 | #endif |
62e76326 | 425 | |
426 | } | |
427 | ||
d9e7ee1f | 428 | break; |
429 | /* NOTREACHED */ | |
430 | ||
0e657244 | 431 | #if USE_WIN32_SERVICE |
432 | ||
433 | case 'n': | |
434 | xfree(WIN32_Service_name); | |
435 | ||
436 | WIN32_Service_name = xstrdup(optarg); | |
437 | ||
438 | opt_signal_service = TRUE; | |
439 | ||
440 | break; | |
441 | ||
442 | case 'r': | |
443 | opt_remove_service = TRUE; | |
444 | ||
445 | break; | |
446 | ||
447 | #endif | |
448 | ||
5e6d4736 | 449 | case 'l': |
450 | opt_syslog_facility = xstrdup(optarg); | |
451 | ||
62e76326 | 452 | case 's': |
c307aec3 | 453 | #if HAVE_SYSLOG |
62e76326 | 454 | |
5e6d4736 | 455 | _db_set_syslog(opt_syslog_facility); |
0e657244 | 456 | |
62e76326 | 457 | break; |
0e657244 | 458 | |
c307aec3 | 459 | #else |
62e76326 | 460 | |
461 | fatal("Logging to syslog not available on this platform"); | |
0e657244 | 462 | |
62e76326 | 463 | /* NOTREACHED */ |
464 | #endif | |
465 | ||
466 | case 'u': | |
467 | icpPortNumOverride = atoi(optarg); | |
468 | ||
469 | if (icpPortNumOverride < 0) | |
470 | icpPortNumOverride = 0; | |
471 | ||
472 | break; | |
473 | ||
474 | case 'v': | |
475 | printf("Squid Cache: Version %s\nconfigure options: %s\n", version_string, SQUID_CONFIGURE_OPTIONS); | |
476 | ||
1a774556 | 477 | #if USE_WIN32_SERVICE |
478 | ||
479 | printf("Compiled as Windows System Service.\n"); | |
480 | ||
481 | #endif | |
482 | ||
62e76326 | 483 | exit(0); |
484 | ||
485 | /* NOTREACHED */ | |
486 | ||
487 | case 'z': | |
930dea4a | 488 | opt_debug_stderr = 1; |
489 | ||
62e76326 | 490 | opt_create_swap_dirs = 1; |
491 | ||
492 | break; | |
493 | ||
494 | case '?': | |
495 | ||
496 | default: | |
497 | usage(); | |
498 | ||
499 | break; | |
500 | } | |
9b7292ce | 501 | |
090089c4 | 502 | } |
4d64d74a | 503 | } |
090089c4 | 504 | |
7a2f978b | 505 | /* ARGSUSED */ |
b293c4d8 | 506 | void |
9b7292ce | 507 | rotate_logs(int sig) |
508 | { | |
5cd39a10 | 509 | do_rotate = 1; |
a50bfe93 | 510 | #ifndef _SQUID_MSWIN_ |
30a4f2a8 | 511 | #if !HAVE_SIGACTION |
62e76326 | 512 | |
30a4f2a8 | 513 | signal(sig, rotate_logs); |
514 | #endif | |
a50bfe93 | 515 | #endif |
30a4f2a8 | 516 | } |
517 | ||
7a2f978b | 518 | /* ARGSUSED */ |
b293c4d8 | 519 | void |
9b7292ce | 520 | reconfigure(int sig) |
521 | { | |
5cd39a10 | 522 | do_reconfigure = 1; |
a50bfe93 | 523 | #ifndef _SQUID_MSWIN_ |
30a4f2a8 | 524 | #if !HAVE_SIGACTION |
62e76326 | 525 | |
30a4f2a8 | 526 | signal(sig, reconfigure); |
527 | #endif | |
a50bfe93 | 528 | #endif |
30a4f2a8 | 529 | } |
530 | ||
b8d8561b | 531 | void |
9b7292ce | 532 | shut_down(int sig) |
533 | { | |
2681d383 | 534 | do_shutdown = sig == SIGINT ? -1 : 1; |
ae1feb30 | 535 | #ifdef SIGTTIN |
536 | ||
537 | if (SIGTTIN == sig) | |
538 | shutdown_status = 1; | |
539 | ||
540 | #endif | |
a50bfe93 | 541 | #ifndef _SQUID_MSWIN_ |
cadc2d55 | 542 | #ifdef KILL_PARENT_OPT |
62e76326 | 543 | |
5cd39a10 | 544 | if (getppid() > 1) { |
36584579 | 545 | debugs(1, 1, "Killing RunCache, pid " << getppid()); |
62e76326 | 546 | |
547 | if (kill(getppid(), sig) < 0) | |
36584579 | 548 | debugs(1, 1, "kill " << getppid() << ": " << xstrerror()); |
88738790 | 549 | } |
62e76326 | 550 | |
cadc2d55 | 551 | #endif |
6e40f263 | 552 | #if SA_RESETHAND == 0 |
553 | signal(SIGTERM, SIG_DFL); | |
62e76326 | 554 | |
6e40f263 | 555 | signal(SIGINT, SIG_DFL); |
62e76326 | 556 | |
a50bfe93 | 557 | #endif |
6e40f263 | 558 | #endif |
30a4f2a8 | 559 | } |
560 | ||
24382924 | 561 | static void |
9b7292ce | 562 | serverConnectionsOpen(void) |
563 | { | |
d193a436 | 564 | clientOpenListenSockets(); |
15df8349 | 565 | icpConnectionsOpen(); |
ace287ee | 566 | #if USE_HTCP |
62e76326 | 567 | |
ace287ee | 568 | htcpInit(); |
569 | #endif | |
678c6099 | 570 | #ifdef SQUID_SNMP |
62e76326 | 571 | |
3265e68d | 572 | snmpConnectionOpen(); |
320e9f36 | 573 | #endif |
eb824054 | 574 | #if USE_WCCP |
62e76326 | 575 | |
320e9f36 | 576 | wccpConnectionOpen(); |
2bbd722b | 577 | #endif |
62e76326 | 578 | |
0b0cfcf2 | 579 | #if USE_WCCPv2 |
580 | ||
581 | wccp2ConnectionOpen(); | |
582 | #endif | |
583 | ||
5ecceaa4 | 584 | clientdbInit(); |
16b204c4 | 585 | icmpOpen(); |
67508012 | 586 | netdbInit(); |
f899fac1 | 587 | asnInit(); |
b0dd28ba | 588 | ACL::Initialize(); |
85034133 | 589 | peerSelectInit(); |
afd88fbe | 590 | #if USE_CARP |
62e76326 | 591 | |
afd88fbe | 592 | carpInit(); |
593 | #endif | |
5f3f8d0e | 594 | } |
595 | ||
b8d8561b | 596 | void |
9b7292ce | 597 | serverConnectionsClose(void) |
598 | { | |
0a5a8601 | 599 | assert(shutting_down || reconfiguring); |
c0fbae16 | 600 | clientHttpConnectionsClose(); |
17e6c0a1 | 601 | icpConnectionShutdown(); |
72549e05 | 602 | #if USE_HTCP |
62e76326 | 603 | |
72549e05 | 604 | htcpSocketShutdown(); |
605 | #endif | |
62e76326 | 606 | |
c0fbae16 | 607 | icmpClose(); |
15df8349 | 608 | #ifdef SQUID_SNMP |
62e76326 | 609 | |
17e6c0a1 | 610 | snmpConnectionShutdown(); |
320e9f36 | 611 | #endif |
eb824054 | 612 | #if USE_WCCP |
62e76326 | 613 | |
0b0cfcf2 | 614 | wccpConnectionClose(); |
615 | #endif | |
616 | #if USE_WCCPv2 | |
617 | ||
618 | wccp2ConnectionClose(); | |
15df8349 | 619 | #endif |
62e76326 | 620 | |
4bac8de8 | 621 | asnFreeMemory(); |
5f3f8d0e | 622 | } |
623 | ||
b8d8561b | 624 | static void |
9b7292ce | 625 | mainReconfigure(void) |
626 | { | |
eba1bf37 | 627 | debug(1, 1) ("Reconfiguring Squid Cache (version %s)...\n", version_string); |
5cd39a10 | 628 | reconfiguring = 1; |
0ffd22bc | 629 | /* Already called serverConnectionsClose and ipcacheShutdownServers() */ |
15df8349 | 630 | serverConnectionsClose(); |
17e6c0a1 | 631 | icpConnectionClose(); |
72549e05 | 632 | #if USE_HTCP |
62e76326 | 633 | |
72549e05 | 634 | htcpSocketClose(); |
635 | #endif | |
17e6c0a1 | 636 | #ifdef SQUID_SNMP |
62e76326 | 637 | |
17e6c0a1 | 638 | snmpConnectionClose(); |
320e9f36 | 639 | #endif |
3c573763 | 640 | #if USE_DNSSERVERS |
62e76326 | 641 | |
74addf6c | 642 | dnsShutdown(); |
3c573763 | 643 | #else |
62e76326 | 644 | |
7b724b86 | 645 | idnsShutdown(); |
eb824054 | 646 | #endif |
62e76326 | 647 | |
74addf6c | 648 | redirectShutdown(); |
649 | authenticateShutdown(); | |
d9572179 | 650 | externalAclShutdown(); |
2db68ce5 | 651 | storeDirCloseSwapLogs(); |
2e923080 | 652 | storeLogClose(); |
653 | accessLogClose(); | |
654 | useragentLogClose(); | |
655 | refererCloseLog(); | |
c68e9c6b | 656 | errorClean(); |
3aa4adbc | 657 | enter_suid(); /* root to read config file */ |
62ee09ca | 658 | parseConfigFile(ConfigFile, manager); |
3aa4adbc | 659 | setEffectiveUser(); |
b6f794d6 | 660 | _db_init(Config.Log.log, Config.debugOptions); |
429fdbec | 661 | ipcache_restart(); /* clear stuck entries */ |
94439e4e | 662 | authenticateUserCacheRestart(); /* clear stuck ACL entries */ |
429fdbec | 663 | fqdncache_restart(); /* sigh, fqdncache too */ |
0e70aa1e | 664 | parseEtcHosts(); |
53ad48e6 | 665 | errorInitialize(); /* reload error pages */ |
2e923080 | 666 | accessLogInit(); |
667 | storeLogOpen(); | |
668 | useragentOpenLog(); | |
669 | refererOpenLog(); | |
3c573763 | 670 | #if USE_DNSSERVERS |
62e76326 | 671 | |
74addf6c | 672 | dnsInit(); |
3c573763 | 673 | #else |
62e76326 | 674 | |
7b724b86 | 675 | idnsInit(); |
eb824054 | 676 | #endif |
62e76326 | 677 | |
74addf6c | 678 | redirectInit(); |
e6ccf245 | 679 | authenticateInit(&Config.authConfiguration); |
d9572179 | 680 | externalAclInit(); |
1f38f50a | 681 | #if USE_WCCP |
62e76326 | 682 | |
1f38f50a | 683 | wccpInit(); |
684 | #endif | |
0b0cfcf2 | 685 | #if USE_WCCPv2 |
686 | ||
687 | wccp2Init(); | |
688 | #endif | |
62e76326 | 689 | |
0ffd22bc | 690 | serverConnectionsOpen(); |
9c2e9b50 | 691 | |
62ee09ca | 692 | if (theOutIcpConnection >= 0) { |
9c2e9b50 | 693 | neighbors_init(); |
62ee09ca | 694 | neighborsRegisterWithCacheManager(manager); |
695 | } | |
9c2e9b50 | 696 | |
2db68ce5 | 697 | storeDirOpenSwapLogs(); |
9c2e9b50 | 698 | |
9c021a38 | 699 | mimeInit(Config.mimeTablePathname); |
9c2e9b50 | 700 | |
926375e6 | 701 | if (Config.onoff.announce) { |
702 | if (!eventFind(start_announce, NULL)) | |
703 | eventAdd("start_announce", start_announce, NULL, 3600.0, 1); | |
704 | } else { | |
705 | if (eventFind(start_announce, NULL)) | |
706 | eventDelete(start_announce, NULL); | |
707 | } | |
708 | ||
b8890359 | 709 | writePidFile(); /* write PID file */ |
9c2e9b50 | 710 | |
aebbcd07 | 711 | debug(1, 1) ("Ready to serve requests.\n"); |
9c2e9b50 | 712 | |
5cd39a10 | 713 | reconfiguring = 0; |
714 | } | |
715 | ||
716 | static void | |
9b7292ce | 717 | mainRotate(void) |
718 | { | |
5cd39a10 | 719 | icmpClose(); |
3c573763 | 720 | #if USE_DNSSERVERS |
62e76326 | 721 | |
e40aa8da | 722 | dnsShutdown(); |
3c573763 | 723 | #endif |
62e76326 | 724 | |
e40aa8da | 725 | redirectShutdown(); |
726 | authenticateShutdown(); | |
d9572179 | 727 | externalAclShutdown(); |
5cd39a10 | 728 | _db_rotate_log(); /* cache.log */ |
729 | storeDirWriteCleanLogs(1); | |
730 | storeLogRotate(); /* store.log */ | |
731 | accessLogRotate(); /* access.log */ | |
732 | useragentRotateLog(); /* useragent.log */ | |
fd2c5549 | 733 | refererRotateLog(); /* referer.log */ |
225644d7 | 734 | #if WIP_FWD_LOG |
62e76326 | 735 | |
225644d7 | 736 | fwdLogRotate(); |
737 | #endif | |
62e76326 | 738 | |
5cd39a10 | 739 | icmpOpen(); |
3c573763 | 740 | #if USE_DNSSERVERS |
62e76326 | 741 | |
e40aa8da | 742 | dnsInit(); |
3c573763 | 743 | #endif |
62e76326 | 744 | |
e40aa8da | 745 | redirectInit(); |
e6ccf245 | 746 | authenticateInit(&Config.authConfiguration); |
d9572179 | 747 | externalAclInit(); |
5f3f8d0e | 748 | } |
749 | ||
067bea91 | 750 | static void |
9b7292ce | 751 | setEffectiveUser(void) |
752 | { | |
85407535 | 753 | leave_suid(); /* Run as non privilegied user */ |
cd377065 | 754 | #ifdef _SQUID_OS2_ |
62e76326 | 755 | |
cd377065 | 756 | return; |
757 | #endif | |
62e76326 | 758 | |
85407535 | 759 | if (geteuid() == 0) { |
62e76326 | 760 | debug(0, 0) ("Squid is not safe to run as root! If you must\n"); |
761 | debug(0, 0) ("start Squid as root, then you must configure\n"); | |
762 | debug(0, 0) ("it to run as a non-priveledged user with the\n"); | |
763 | debug(0, 0) ("'cache_effective_user' option in the config file.\n"); | |
764 | fatal("Don't run Squid as root, set 'cache_effective_user'!"); | |
85407535 | 765 | } |
766 | } | |
767 | ||
b6a2f15e | 768 | static void |
9b7292ce | 769 | mainSetCwd(void) |
770 | { | |
4a504376 | 771 | char pathbuf[MAXPATHLEN]; |
62e76326 | 772 | |
b6a2f15e | 773 | if (Config.coredump_dir) { |
62e76326 | 774 | if (0 == strcmp("none", Config.coredump_dir)) { |
775 | (void) 0; | |
776 | } else if (chdir(Config.coredump_dir) == 0) { | |
777 | debug(0, 1) ("Set Current Directory to %s\n", Config.coredump_dir); | |
778 | return; | |
779 | } else { | |
780 | debug(50, 0) ("chdir: %s: %s\n", Config.coredump_dir, xstrerror()); | |
781 | } | |
b6a2f15e | 782 | } |
62e76326 | 783 | |
02e8115e | 784 | /* If we don't have coredump_dir or couldn't cd there, report current dir */ |
4a504376 | 785 | if (getcwd(pathbuf, MAXPATHLEN)) { |
62e76326 | 786 | debug(0, 1) ("Current Directory is %s\n", pathbuf); |
4a504376 | 787 | } else { |
62e76326 | 788 | debug(50, 0) ("WARNING: Can't find current directory, getcwd: %s\n", xstrerror()); |
4a504376 | 789 | } |
b6a2f15e | 790 | } |
791 | ||
b67e2c8c | 792 | #if DELAY_POOLS |
793 | #include "DelayPools.h" | |
794 | #endif | |
795 | ||
b8d8561b | 796 | static void |
9b7292ce | 797 | mainInitialize(void) |
798 | { | |
efd900cb | 799 | /* chroot if configured to run inside chroot */ |
62e76326 | 800 | |
efd900cb | 801 | if (Config.chroot_dir && chroot(Config.chroot_dir)) { |
62e76326 | 802 | fatal("failed to chroot"); |
efd900cb | 803 | } |
62e76326 | 804 | |
1758c627 | 805 | if (opt_catch_signals) { |
62e76326 | 806 | squid_signal(SIGSEGV, death, SA_NODEFER | SA_RESETHAND); |
807 | squid_signal(SIGBUS, death, SA_NODEFER | SA_RESETHAND); | |
44f99671 | 808 | } |
62e76326 | 809 | |
30a4f2a8 | 810 | squid_signal(SIGPIPE, SIG_IGN, SA_RESTART); |
811 | squid_signal(SIGCHLD, sig_child, SA_NODEFER | SA_RESTART); | |
44f99671 | 812 | |
85407535 | 813 | setEffectiveUser(); |
62e76326 | 814 | |
30a4f2a8 | 815 | if (icpPortNumOverride != 1) |
62e76326 | 816 | Config.Port.icp = (u_short) icpPortNumOverride; |
30a4f2a8 | 817 | |
b6f794d6 | 818 | _db_init(Config.Log.log, Config.debugOptions); |
62e76326 | 819 | |
5c5783a2 | 820 | fd_open(fileno(debug_log), FD_LOG, Config.Log.log); |
62e76326 | 821 | |
71a17702 | 822 | #if MEM_GEN_TRACE |
62e76326 | 823 | |
71a17702 | 824 | log_trace_init("/tmp/squid.alloc"); |
62e76326 | 825 | |
71a17702 | 826 | #endif |
62e76326 | 827 | |
a3d5953d | 828 | debug(1, 0) ("Starting Squid Cache version %s for %s...\n", |
62e76326 | 829 | version_string, |
830 | CONFIG_HOST_TYPE); | |
831 | ||
ec4daaa5 | 832 | #ifdef _SQUID_WIN32_ |
b293c4d8 | 833 | |
834 | if (WIN32_run_mode == _WIN_SQUID_RUN_MODE_SERVICE) { | |
835 | debug(1, 0) ("Running as %s Windows System Service on %s\n", WIN32_Service_name, WIN32_OS_string); | |
836 | debug(1, 0) ("Service command line is: %s\n", WIN32_Service_Command_Line); | |
837 | } else | |
838 | debug(1, 0) ("Running on %s\n",WIN32_OS_string); | |
839 | ||
840 | #endif | |
841 | ||
36584579 | 842 | debugs(1, 1, "Process ID " << getpid()); |
62e76326 | 843 | |
a3d5953d | 844 | debug(1, 1) ("With %d file descriptors available\n", Squid_MaxFD); |
5f3f8d0e | 845 | |
6c1962dd | 846 | #ifdef _SQUID_MSWIN_ |
847 | ||
848 | debug(1, 1) ("With %d CRT stdio descriptors available\n", _getmaxstdio()); | |
849 | ||
850 | if (WIN32_Socks_initialized) | |
851 | debug(1, 1)("Windows sockets initialized\n"); | |
852 | ||
853 | #endif | |
854 | ||
9f75c559 | 855 | if (!configured_once) |
62e76326 | 856 | disk_init(); /* disk_init must go before ipcache_init() */ |
857 | ||
5f3f8d0e | 858 | ipcache_init(); |
62e76326 | 859 | |
f88bb09c | 860 | fqdncache_init(); |
62e76326 | 861 | |
0e70aa1e | 862 | parseEtcHosts(); |
62e76326 | 863 | |
3c573763 | 864 | #if USE_DNSSERVERS |
62e76326 | 865 | |
74addf6c | 866 | dnsInit(); |
62e76326 | 867 | |
3c573763 | 868 | #else |
62e76326 | 869 | |
7b724b86 | 870 | idnsInit(); |
62e76326 | 871 | |
eb824054 | 872 | #endif |
62e76326 | 873 | |
74addf6c | 874 | redirectInit(); |
62e76326 | 875 | |
e6ccf245 | 876 | authenticateInit(&Config.authConfiguration); |
62e76326 | 877 | |
d9572179 | 878 | externalAclInit(); |
62e76326 | 879 | |
b012353a | 880 | useragentOpenLog(); |
62e76326 | 881 | |
fd2c5549 | 882 | refererOpenLog(); |
62e76326 | 883 | |
2ac76861 | 884 | httpHeaderInitModule(); /* must go before any header processing (e.g. the one in errorInitialize) */ |
62e76326 | 885 | |
2246b732 | 886 | httpReplyInitModule(); /* must go before accepting replies */ |
62e76326 | 887 | |
9b312a19 | 888 | errorInitialize(); |
62e76326 | 889 | |
7a2f978b | 890 | accessLogInit(); |
62e76326 | 891 | |
3898f57f | 892 | #if USE_IDENT |
62e76326 | 893 | |
05832ae1 | 894 | identInit(); |
62e76326 | 895 | |
3898f57f | 896 | #endif |
5e14bf6d | 897 | #ifdef SQUID_SNMP |
62e76326 | 898 | |
5e14bf6d | 899 | snmpInit(); |
62e76326 | 900 | |
5e14bf6d | 901 | #endif |
30a4f2a8 | 902 | #if MALLOC_DBG |
62e76326 | 903 | |
5f3f8d0e | 904 | malloc_debug(0, malloc_debug_level); |
62e76326 | 905 | |
5f3f8d0e | 906 | #endif |
907 | ||
dbe4fd8e | 908 | if (!configured_once) { |
a3d0a19d | 909 | #if USE_UNLINKD |
62e76326 | 910 | unlinkdInit(); |
911 | #endif | |
912 | ||
913 | urlInitialize(); | |
62e76326 | 914 | statInit(); |
915 | storeInit(); | |
916 | mainSetCwd(); | |
917 | /* after this point we want to see the mallinfo() output */ | |
918 | do_mallinfo = 1; | |
919 | mimeInit(Config.mimeTablePathname); | |
62e76326 | 920 | refreshInit(); |
0d7e5d78 | 921 | #if DELAY_POOLS |
62e76326 | 922 | |
923 | DelayPools::Init(); | |
0d7e5d78 | 924 | #endif |
62e76326 | 925 | |
b6b6f466 | 926 | FwdState::initModule(); |
62ee09ca | 927 | /* register the modules in the cache manager menus */ |
928 | accessLogRegisterWithCacheManager(manager); | |
929 | asnRegisterWithCacheManager(manager); | |
930 | authenticateRegisterWithCacheManager(&Config.authConfiguration, manager); | |
931 | #if USE_CARP | |
932 | ||
933 | carpRegisterWithCacheManager(manager); | |
934 | #endif | |
935 | ||
936 | cbdataRegisterWithCacheManager(manager); | |
937 | /* These use separate calls so that the comm loops can eventually | |
938 | * coexist. | |
939 | */ | |
940 | #ifdef USE_EPOLL | |
941 | ||
942 | commEPollRegisterWithCacheManager(manager); | |
943 | #endif | |
944 | #ifdef USE_KQUEUE | |
945 | ||
946 | commKQueueRegisterWithCacheManager(manager); | |
947 | #endif | |
948 | #ifdef USE_POLL | |
949 | ||
950 | commPollRegisterWithCacheManager(manager); | |
951 | #endif | |
952 | #ifdef USE_SELECT | |
953 | ||
954 | commSelectRegisterWithCacheManager(manager); | |
955 | #endif | |
956 | ||
957 | clientdbRegisterWithCacheManager(manager); | |
610ee341 | 958 | #if DELAY_POOLS |
959 | ||
62ee09ca | 960 | DelayPools::RegisterWithCacheManager(manager); |
610ee341 | 961 | #endif |
962 | ||
62ee09ca | 963 | DiskIOModule::RegisterAllModulesWithCacheManager(manager); |
964 | #if USE_DNSSERVERS | |
965 | ||
966 | dnsRegisterWithCacheManager(manager); | |
967 | #endif | |
968 | ||
969 | eventInit(manager); | |
970 | externalAclRegisterWithCacheManager(manager); | |
971 | fqdncacheRegisterWithCacheManager(manager); | |
972 | FwdState::RegisterWithCacheManager(manager); | |
973 | httpHeaderRegisterWithCacheManager(manager); | |
5615c096 | 974 | #if !USE_DNSSERVERS |
975 | ||
62ee09ca | 976 | idnsRegisterWithCacheManager(manager); |
5615c096 | 977 | #endif |
978 | ||
62ee09ca | 979 | ipcacheRegisterWithCacheManager(manager); |
980 | Mem::RegisterWithCacheManager(manager); | |
981 | netdbRegisterWitHCacheManager(manager); | |
982 | PconnModule::GetInstance()->registerWithCacheManager(manager); | |
983 | redirectRegisterWithCacheManager(manager); | |
984 | refreshRegisterWithCacheManager(manager); | |
985 | statRegisterWithCacheManager(manager); | |
986 | storeDigestRegisterWithCacheManager(manager); | |
987 | StoreFileSystem::RegisterAllFsWithCacheManager(manager); | |
988 | storeRegisterWithCacheManager(manager); | |
989 | #if DEBUGSTRINGS | |
990 | ||
991 | StringRegistry::Instance().registerWithCacheManager(manager); | |
992 | #endif | |
993 | ||
610ee341 | 994 | #if USE_XPROF_STATS |
995 | ||
62ee09ca | 996 | xprofRegisterWithCacheManager(manager); |
610ee341 | 997 | #endif |
998 | ||
5f3f8d0e | 999 | } |
62e76326 | 1000 | |
1f38f50a | 1001 | #if USE_WCCP |
1002 | wccpInit(); | |
62e76326 | 1003 | |
0b0cfcf2 | 1004 | #endif |
1005 | #if USE_WCCPv2 | |
1006 | ||
1007 | wccp2Init(); | |
1008 | ||
1f38f50a | 1009 | #endif |
62e76326 | 1010 | |
2285407f | 1011 | serverConnectionsOpen(); |
62e76326 | 1012 | |
62ee09ca | 1013 | if (theOutIcpConnection >= 0) { |
9c2e9b50 | 1014 | neighbors_init(); |
62ee09ca | 1015 | neighborsRegisterWithCacheManager(manager); |
1016 | } | |
62e76326 | 1017 | |
efd900cb | 1018 | if (Config.chroot_dir) |
62e76326 | 1019 | no_suid(); |
1020 | ||
dbe4fd8e | 1021 | if (!configured_once) |
62e76326 | 1022 | writePidFile(); /* write PID file */ |
0a5b9b32 | 1023 | |
7e7a0442 | 1024 | #ifdef _SQUID_LINUX_THREADS_ |
62e76326 | 1025 | |
e3175d1f | 1026 | squid_signal(SIGQUIT, rotate_logs, SA_RESTART); |
62e76326 | 1027 | |
e3175d1f | 1028 | squid_signal(SIGTRAP, sigusr2_handle, SA_RESTART); |
62e76326 | 1029 | |
e3175d1f | 1030 | #else |
62e76326 | 1031 | |
30a4f2a8 | 1032 | squid_signal(SIGUSR1, rotate_logs, SA_RESTART); |
62e76326 | 1033 | |
30a4f2a8 | 1034 | squid_signal(SIGUSR2, sigusr2_handle, SA_RESTART); |
62e76326 | 1035 | |
9fc0b4b8 | 1036 | #endif |
62e76326 | 1037 | |
30a4f2a8 | 1038 | squid_signal(SIGHUP, reconfigure, SA_RESTART); |
62e76326 | 1039 | |
30a4f2a8 | 1040 | squid_signal(SIGTERM, shut_down, SA_NODEFER | SA_RESETHAND | SA_RESTART); |
62e76326 | 1041 | |
30a4f2a8 | 1042 | squid_signal(SIGINT, shut_down, SA_NODEFER | SA_RESETHAND | SA_RESTART); |
62e76326 | 1043 | |
ae1feb30 | 1044 | #ifdef SIGTTIN |
1045 | ||
1046 | squid_signal(SIGTTIN, shut_down, SA_NODEFER | SA_RESETHAND | SA_RESTART); | |
1047 | ||
1048 | #endif | |
1049 | ||
58a39dc9 | 1050 | memCheckInit(); |
62e76326 | 1051 | |
aebbcd07 | 1052 | debug(1, 1) ("Ready to serve requests.\n"); |
62e76326 | 1053 | |
dbe4fd8e | 1054 | if (!configured_once) { |
c8f4eac4 | 1055 | eventAdd("storeMaintain", Store::Maintain, NULL, 1.0, 1); |
62e76326 | 1056 | |
1057 | if (Config.onoff.announce) | |
1058 | eventAdd("start_announce", start_announce, NULL, 3600.0, 1); | |
1059 | ||
1060 | eventAdd("ipcache_purgelru", ipcache_purgelru, NULL, 10.0, 1); | |
1061 | ||
1062 | eventAdd("fqdncache_purgelru", fqdncache_purgelru, NULL, 15.0, 1); | |
1063 | ||
88bfe092 | 1064 | #if USE_XPROF_STATS |
62e76326 | 1065 | |
1066 | eventAdd("cpuProfiling", xprof_event, NULL, 1.0, 1); | |
1067 | ||
88bfe092 | 1068 | #endif |
62e76326 | 1069 | |
1070 | eventAdd("memPoolCleanIdlePools", Mem::CleanIdlePools, NULL, 15.0, 1); | |
f900210a | 1071 | |
1072 | eventAdd("commCheckHalfClosed", commCheckHalfClosed, NULL, 1.0, false); | |
4d7add01 | 1073 | } |
62e76326 | 1074 | |
dbe4fd8e | 1075 | configured_once = 1; |
4d64d74a | 1076 | } |
1077 | ||
6c1962dd | 1078 | #if USE_WIN32_SERVICE |
1079 | /* When USE_WIN32_SERVICE is defined, the main function is placed in win32.cc */ | |
1080 | extern "C" void WINAPI | |
a0aa9e74 | 1081 | SquidWinSvcMain(int argc, char **argv) |
1082 | { | |
1083 | SquidMain(argc, argv); | |
1084 | } | |
1085 | ||
1086 | int | |
1087 | SquidMain(int argc, char **argv) | |
6c1962dd | 1088 | #else |
b8d8561b | 1089 | int |
1090 | main(int argc, char **argv) | |
9b7292ce | 1091 | #endif |
1092 | { | |
9b7292ce | 1093 | mode_t oldmask; |
a0aa9e74 | 1094 | #ifdef _SQUID_WIN32_ |
1095 | ||
1096 | int WIN32_init_err; | |
1097 | #endif | |
4d64d74a | 1098 | |
a4ba1105 | 1099 | #if HAVE_SBRK |
62e76326 | 1100 | |
9b7292ce | 1101 | sbrk_start = sbrk(0); |
a4ba1105 | 1102 | #endif |
1103 | ||
3dc275d6 | 1104 | Debug::parseOptions("ALL,1"); |
9b7292ce | 1105 | debug_log = stderr; |
62e76326 | 1106 | |
b9269882 | 1107 | #if defined(SQUID_MAXFD_LIMIT) |
1108 | ||
1109 | if (SQUID_MAXFD_LIMIT < Squid_MaxFD) | |
1110 | Squid_MaxFD = SQUID_MAXFD_LIMIT; | |
1111 | ||
1112 | #endif | |
399e85ea | 1113 | |
ec4daaa5 | 1114 | #ifdef _SQUID_WIN32_ |
6c1962dd | 1115 | |
a0aa9e74 | 1116 | if ((WIN32_init_err = WIN32_Subsystem_Init(&argc, &argv))) |
1117 | return WIN32_init_err; | |
62e76326 | 1118 | |
0e6d05ef | 1119 | #endif |
1120 | ||
9b7292ce | 1121 | /* call mallopt() before anything else */ |
0b29fe44 | 1122 | #if HAVE_MALLOPT |
7328e889 | 1123 | #ifdef M_GRAIN |
9b7292ce | 1124 | /* Round up all sizes to a multiple of this */ |
1125 | mallopt(M_GRAIN, 16); | |
62e76326 | 1126 | |
7328e889 | 1127 | #endif |
1128 | #ifdef M_MXFAST | |
9b7292ce | 1129 | /* biggest size that is considered a small block */ |
1130 | mallopt(M_MXFAST, 256); | |
62e76326 | 1131 | |
7328e889 | 1132 | #endif |
1133 | #ifdef M_NBLKS | |
9b7292ce | 1134 | /* allocate this many small blocks at once */ |
1135 | mallopt(M_NLBLKS, 32); | |
62e76326 | 1136 | |
7328e889 | 1137 | #endif |
1138 | #endif /* HAVE_MALLOPT */ | |
1139 | ||
9b7292ce | 1140 | /* |
1141 | * The plan here is to set the umask to 007 (deny others for | |
1142 | * read,write,execute), but only if the umask is not already | |
1143 | * set. Unfortunately, there is no way to get the current | |
1144 | * umask value without setting it. | |
1145 | */ | |
1146 | oldmask = umask(S_IRWXO); | |
62e76326 | 1147 | |
9b7292ce | 1148 | if (oldmask) |
1149 | umask(oldmask); | |
7e3ce7b9 | 1150 | |
ddfcbc22 | 1151 | memset(&local_addr, '\0', sizeof(struct IN_ADDR)); |
62e76326 | 1152 | |
9b7292ce | 1153 | safe_inet_addr(localhost, &local_addr); |
62e76326 | 1154 | |
ddfcbc22 | 1155 | memset(&any_addr, '\0', sizeof(struct IN_ADDR)); |
62e76326 | 1156 | |
9b7292ce | 1157 | safe_inet_addr("0.0.0.0", &any_addr); |
62e76326 | 1158 | |
ddfcbc22 | 1159 | memset(&no_addr, '\0', sizeof(struct IN_ADDR)); |
62e76326 | 1160 | |
9b7292ce | 1161 | safe_inet_addr("255.255.255.255", &no_addr); |
62e76326 | 1162 | |
9b7292ce | 1163 | squid_srandom(time(NULL)); |
4d64d74a | 1164 | |
9b7292ce | 1165 | getCurrentTime(); |
62e76326 | 1166 | |
9b7292ce | 1167 | squid_start = current_time; |
62e76326 | 1168 | |
9b7292ce | 1169 | failure_notify = fatal_dump; |
4d64d74a | 1170 | |
6c1962dd | 1171 | #if USE_WIN32_SERVICE |
1172 | ||
9b7292ce | 1173 | WIN32_svcstatusupdate(SERVICE_START_PENDING, 10000); |
6c1962dd | 1174 | |
1175 | #endif | |
1176 | ||
9b7292ce | 1177 | mainParseOptions(argc, argv); |
4d64d74a | 1178 | |
6c1962dd | 1179 | #if USE_WIN32_SERVICE |
1180 | ||
a0aa9e74 | 1181 | if (opt_install_service) |
1182 | { | |
9b7292ce | 1183 | WIN32_InstallService(); |
a0aa9e74 | 1184 | return 0; |
9b7292ce | 1185 | } |
6c1962dd | 1186 | |
a0aa9e74 | 1187 | if (opt_remove_service) |
1188 | { | |
9b7292ce | 1189 | WIN32_RemoveService(); |
a0aa9e74 | 1190 | return 0; |
9b7292ce | 1191 | } |
6c1962dd | 1192 | |
a0aa9e74 | 1193 | if (opt_command_line) |
1194 | { | |
9b7292ce | 1195 | WIN32_SetServiceCommandLine(); |
a0aa9e74 | 1196 | return 0; |
9b7292ce | 1197 | } |
6c1962dd | 1198 | |
1199 | #endif | |
1200 | ||
9b7292ce | 1201 | /* parse configuration file |
1202 | * note: in "normal" case this used to be called from mainInitialize() */ | |
1203 | { | |
1204 | int parse_err; | |
62e76326 | 1205 | |
9b7292ce | 1206 | if (!ConfigFile) |
1207 | ConfigFile = xstrdup(DefaultConfigFile); | |
62e76326 | 1208 | |
9b7292ce | 1209 | assert(!configured_once); |
62e76326 | 1210 | |
9b7292ce | 1211 | Mem::Init(); |
62e76326 | 1212 | |
9b7292ce | 1213 | storeFsInit(); /* required for config parsing */ |
62e76326 | 1214 | |
b9ae18aa | 1215 | /* May not be needed for parsing, have not audited for such */ |
1216 | DiskIOModule::SetupAllModules(); | |
1217 | ||
59b2d47f | 1218 | /* Shouldn't be needed for config parsing, but have not audited for such */ |
1219 | StoreFileSystem::SetupAllFs(); | |
1220 | ||
c8f4eac4 | 1221 | /* we may want the parsing process to set this up in the future */ |
1222 | Store::Root(new StoreController); | |
1223 | ||
62ee09ca | 1224 | parse_err = parseConfigFile(ConfigFile, manager); |
62e76326 | 1225 | |
9b7292ce | 1226 | if (opt_parse_cfg_only) |
6c1962dd | 1227 | |
9b7292ce | 1228 | return parse_err; |
9b7292ce | 1229 | } |
1230 | if (-1 == opt_send_signal) | |
1231 | if (checkRunningPid()) | |
1232 | exit(1); | |
e13ee7ad | 1233 | |
9bc73deb | 1234 | #if TEST_ACCESS |
62e76326 | 1235 | |
9b7292ce | 1236 | comm_init(); |
62e76326 | 1237 | |
9b7292ce | 1238 | comm_select_init(); |
62e76326 | 1239 | |
9b7292ce | 1240 | mainInitialize(); |
62e76326 | 1241 | |
9b7292ce | 1242 | test_access(); |
62e76326 | 1243 | |
9b7292ce | 1244 | return 0; |
62e76326 | 1245 | |
9bc73deb | 1246 | #endif |
1247 | ||
9b7292ce | 1248 | /* send signal to running copy and exit */ |
a0aa9e74 | 1249 | if (opt_send_signal != -1) |
1250 | { | |
9b7292ce | 1251 | /* chroot if configured to run inside chroot */ |
62e76326 | 1252 | |
a572d8be | 1253 | if (Config.chroot_dir) { |
1254 | if (chroot(Config.chroot_dir)) | |
1255 | fatal("failed to chroot"); | |
1256 | ||
1257 | no_suid(); | |
1258 | } else { | |
1259 | leave_suid(); | |
9b7292ce | 1260 | } |
62e76326 | 1261 | |
9b7292ce | 1262 | sendSignal(); |
1263 | /* NOTREACHED */ | |
1264 | } | |
62e76326 | 1265 | |
a0aa9e74 | 1266 | if (opt_create_swap_dirs) |
1267 | { | |
9b7292ce | 1268 | /* chroot if configured to run inside chroot */ |
0e657244 | 1269 | |
9b7292ce | 1270 | if (Config.chroot_dir && chroot(Config.chroot_dir)) { |
1271 | fatal("failed to chroot"); | |
1272 | } | |
62e76326 | 1273 | |
9b7292ce | 1274 | setEffectiveUser(); |
1275 | debug(0, 0) ("Creating Swap Directories\n"); | |
c8f4eac4 | 1276 | Store::Root().create(); |
6c1962dd | 1277 | |
9b7292ce | 1278 | return 0; |
9b7292ce | 1279 | } |
62e76326 | 1280 | |
9b7292ce | 1281 | if (!opt_no_daemon) |
1282 | watch_child(argv); | |
62e76326 | 1283 | |
9b7292ce | 1284 | setMaxFD(); |
4d64d74a | 1285 | |
9b7292ce | 1286 | /* init comm module */ |
1287 | comm_init(); | |
62e76326 | 1288 | |
9b7292ce | 1289 | comm_select_init(); |
4d64d74a | 1290 | |
a0aa9e74 | 1291 | if (opt_no_daemon) |
1292 | { | |
9b7292ce | 1293 | /* we have to init fdstat here. */ |
1294 | fd_open(0, FD_LOG, "stdin"); | |
1295 | fd_open(1, FD_LOG, "stdout"); | |
1296 | fd_open(2, FD_LOG, "stderr"); | |
1297 | } | |
62e76326 | 1298 | |
6c1962dd | 1299 | #if USE_WIN32_SERVICE |
1300 | ||
9b7292ce | 1301 | WIN32_svcstatusupdate(SERVICE_START_PENDING, 10000); |
6c1962dd | 1302 | |
1303 | #endif | |
1304 | ||
9b7292ce | 1305 | mainInitialize(); |
4d64d74a | 1306 | |
6c1962dd | 1307 | #if USE_WIN32_SERVICE |
1308 | ||
9b7292ce | 1309 | WIN32_svcstatusupdate(SERVICE_RUNNING, 0); |
6c1962dd | 1310 | |
1311 | #endif | |
1312 | ||
9b7292ce | 1313 | /* main loop */ |
a553a5a3 | 1314 | EventLoop mainLoop; |
62e76326 | 1315 | |
a553a5a3 | 1316 | SignalDispatcher signal_dispatcher(mainLoop); |
6c1962dd | 1317 | |
a553a5a3 | 1318 | mainLoop.registerDispatcher(&signal_dispatcher); |
62e76326 | 1319 | |
a553a5a3 | 1320 | /* TODO: stop requiring the singleton here */ |
1321 | mainLoop.registerDispatcher(EventDispatcher::GetInstance()); | |
62e76326 | 1322 | |
8ff3fa2e | 1323 | /* TODO: stop requiring the singleton here */ |
1324 | mainLoop.registerEngine(EventScheduler::GetInstance()); | |
62e76326 | 1325 | |
8ff3fa2e | 1326 | StoreRootEngine store_engine; |
615f9581 | 1327 | |
8ff3fa2e | 1328 | mainLoop.registerEngine(&store_engine); |
a774fd3f | 1329 | |
8ff3fa2e | 1330 | CommDispatcher comm_dispatcher; |
c2e8186f | 1331 | |
8ff3fa2e | 1332 | mainLoop.registerDispatcher(&comm_dispatcher); |
1333 | ||
1334 | CommSelectEngine comm_engine; | |
1335 | ||
8ff3fa2e | 1336 | mainLoop.registerEngine(&comm_engine); |
1337 | ||
bef81ea5 | 1338 | mainLoop.setPrimaryEngine(&comm_engine); |
1339 | ||
8ff3fa2e | 1340 | /* use the standard time service */ |
1341 | TimeEngine time_engine; | |
1342 | ||
1343 | mainLoop.setTimeService(&time_engine); | |
1344 | ||
1345 | mainLoop.run(); | |
1346 | ||
1347 | if (mainLoop.errcount == 10) | |
1348 | fatal_dump("Event loop exited with failure."); | |
1349 | ||
1350 | /* shutdown squid now */ | |
1351 | SquidShutdown(); | |
62e76326 | 1352 | |
9b7292ce | 1353 | /* NOTREACHED */ |
9b7292ce | 1354 | return 0; |
090089c4 | 1355 | } |
7690e8eb | 1356 | |
b8d8561b | 1357 | static void |
0673c0ba | 1358 | sendSignal(void) |
7690e8eb | 1359 | { |
ff8d0ea6 | 1360 | pid_t pid; |
fedac7e5 | 1361 | debug_log = stderr; |
258ac4d7 | 1362 | |
1363 | if (strcmp(Config.pidFilename, "none") == 0) { | |
1364 | debug(0, 1) ("No pid_filename specified. Trusting you know what you are doing.\n"); | |
1365 | } | |
1366 | ||
fedac7e5 | 1367 | pid = readPidFile(); |
62e76326 | 1368 | |
fedac7e5 | 1369 | if (pid > 1) { |
6c1962dd | 1370 | #if USE_WIN32_SERVICE |
1371 | ||
1372 | if (opt_signal_service) { | |
1373 | WIN32_sendSignal(opt_send_signal); | |
1374 | exit(0); | |
1375 | } else | |
1376 | #ifdef _SQUID_MSWIN_ | |
1377 | { | |
1378 | fprintf(stderr, "%s: ERROR: Could not send ", appname); | |
1379 | fprintf(stderr, "signal to Squid Service:\n"); | |
1380 | fprintf(stderr, "missing -n command line switch.\n"); | |
1381 | exit(1); | |
1382 | } | |
1383 | ||
1384 | /* NOTREACHED */ | |
1385 | #endif | |
1386 | ||
1387 | #endif | |
1388 | ||
62e76326 | 1389 | if (kill(pid, opt_send_signal) && |
1390 | /* ignore permissions if just running check */ | |
1391 | !(opt_send_signal == 0 && errno == EPERM)) { | |
1392 | fprintf(stderr, "%s: ERROR: Could not send ", appname); | |
1393 | fprintf(stderr, "signal %d to process %d: %s\n", | |
1394 | opt_send_signal, (int) pid, xstrerror()); | |
1395 | exit(1); | |
1396 | } | |
fedac7e5 | 1397 | } else { |
62e76326 | 1398 | fprintf(stderr, "%s: ERROR: No running copy\n", appname); |
1399 | exit(1); | |
7690e8eb | 1400 | } |
62e76326 | 1401 | |
fedac7e5 | 1402 | /* signal successfully sent */ |
1403 | exit(0); | |
1404 | } | |
f95b8144 | 1405 | |
a50bfe93 | 1406 | #ifndef _SQUID_MSWIN_ |
e18d7fdc | 1407 | /* |
1408 | * This function is run when Squid is in daemon mode, just | |
1409 | * before the parent forks and starts up the child process. | |
1410 | * It can be used for admin-specific tasks, such as notifying | |
1411 | * someone that Squid is (re)started. | |
1412 | */ | |
1413 | static void | |
1414 | mainStartScript(const char *prog) | |
1415 | { | |
1416 | char script[SQUID_MAXPATHLEN]; | |
1417 | char *t; | |
1418 | size_t sl = 0; | |
1419 | pid_t cpid; | |
1420 | pid_t rpid; | |
1421 | xstrncpy(script, prog, MAXPATHLEN); | |
62e76326 | 1422 | |
e18d7fdc | 1423 | if ((t = strrchr(script, '/'))) { |
62e76326 | 1424 | *(++t) = '\0'; |
1425 | sl = strlen(script); | |
e18d7fdc | 1426 | } |
62e76326 | 1427 | |
e18d7fdc | 1428 | xstrncpy(&script[sl], squid_start_script, MAXPATHLEN - sl); |
62e76326 | 1429 | |
e18d7fdc | 1430 | if ((cpid = fork()) == 0) { |
62e76326 | 1431 | /* child */ |
f75662c9 | 1432 | execl(script, squid_start_script, (char *)NULL); |
482aa790 | 1433 | _exit(-1); |
e18d7fdc | 1434 | } else { |
62e76326 | 1435 | do { |
e18d7fdc | 1436 | #ifdef _SQUID_NEXT_ |
62e76326 | 1437 | union wait status; |
1438 | rpid = wait3(&status, 0, NULL); | |
e18d7fdc | 1439 | #else |
62e76326 | 1440 | |
1441 | int status; | |
1442 | rpid = waitpid(-1, &status, 0); | |
e18d7fdc | 1443 | #endif |
62e76326 | 1444 | |
1445 | } while (rpid != cpid); | |
e18d7fdc | 1446 | } |
1447 | } | |
1448 | ||
a50bfe93 | 1449 | #endif /* _SQUID_MSWIN_ */ |
1450 | ||
efd900cb | 1451 | static int |
1452 | checkRunningPid(void) | |
1453 | { | |
1454 | pid_t pid; | |
e0077312 | 1455 | |
1456 | if (!debug_log) | |
1457 | debug_log = stderr; | |
1458 | ||
efd900cb | 1459 | pid = readPidFile(); |
62e76326 | 1460 | |
efd900cb | 1461 | if (pid < 2) |
62e76326 | 1462 | return 0; |
1463 | ||
efd900cb | 1464 | if (kill(pid, 0) < 0) |
62e76326 | 1465 | return 0; |
1466 | ||
cb7a4fcb | 1467 | debugs(0, 0, "Squid is already running! Process ID " << pid); |
62e76326 | 1468 | |
efd900cb | 1469 | return 1; |
1470 | } | |
1471 | ||
f95b8144 | 1472 | static void |
bbe199dc | 1473 | watch_child(char *argv[]) |
f95b8144 | 1474 | { |
a50bfe93 | 1475 | #ifndef _SQUID_MSWIN_ |
f95b8144 | 1476 | char *prog; |
f95b8144 | 1477 | int failcount = 0; |
1478 | time_t start; | |
1479 | time_t stop; | |
1480 | #ifdef _SQUID_NEXT_ | |
62e76326 | 1481 | |
f95b8144 | 1482 | union wait status; |
1483 | #else | |
62e76326 | 1484 | |
f95b8144 | 1485 | int status; |
1486 | #endif | |
62e76326 | 1487 | |
e3a3b845 | 1488 | pid_t pid; |
c99c5397 | 1489 | #ifdef TIOCNOTTY |
1490 | ||
54f742e7 | 1491 | int i; |
c99c5397 | 1492 | #endif |
1493 | ||
742724a4 | 1494 | int nullfd; |
62e76326 | 1495 | |
f95b8144 | 1496 | if (*(argv[0]) == '(') |
62e76326 | 1497 | return; |
1498 | ||
54f742e7 | 1499 | openlog(appname, LOG_PID | LOG_NDELAY | LOG_CONS, LOG_LOCAL4); |
62e76326 | 1500 | |
54f742e7 | 1501 | if ((pid = fork()) < 0) |
62e76326 | 1502 | syslog(LOG_ALERT, "fork failed: %s", xstrerror()); |
54f742e7 | 1503 | else if (pid > 0) |
62e76326 | 1504 | exit(0); |
1505 | ||
54f742e7 | 1506 | if (setsid() < 0) |
62e76326 | 1507 | syslog(LOG_ALERT, "setsid failed: %s", xstrerror()); |
1508 | ||
efd900cb | 1509 | closelog(); |
62e76326 | 1510 | |
54f742e7 | 1511 | #ifdef TIOCNOTTY |
62e76326 | 1512 | |
c4aefe96 | 1513 | if ((i = open("/dev/tty", O_RDWR | O_TEXT)) >= 0) { |
62e76326 | 1514 | ioctl(i, TIOCNOTTY, NULL); |
1515 | close(i); | |
54f742e7 | 1516 | } |
62e76326 | 1517 | |
54f742e7 | 1518 | #endif |
b05490a8 | 1519 | |
7f6ffd15 | 1520 | /* |
1521 | * RBCOLLINS - if cygwin stackdumps when squid is run without | |
1522 | * -N, check the cygwin1.dll version, it needs to be AT LEAST | |
1523 | * 1.1.3. execvp had a bit overflow error in a loop.. | |
1524 | */ | |
742724a4 | 1525 | /* Connect stdio to /dev/null in daemon mode */ |
4da086c4 | 1526 | nullfd = open(_PATH_DEVNULL, O_RDWR | O_TEXT); |
62e76326 | 1527 | |
e4a1325e | 1528 | if (nullfd < 0) |
4da086c4 | 1529 | fatalf(_PATH_DEVNULL " %s\n", xstrerror()); |
e4a1325e | 1530 | |
742724a4 | 1531 | dup2(nullfd, 0); |
62e76326 | 1532 | |
742724a4 | 1533 | if (opt_debug_stderr < 0) { |
62e76326 | 1534 | dup2(nullfd, 1); |
1535 | dup2(nullfd, 2); | |
742724a4 | 1536 | } |
62e76326 | 1537 | |
f95b8144 | 1538 | for (;;) { |
62e76326 | 1539 | mainStartScript(argv[0]); |
1540 | ||
1541 | if ((pid = fork()) == 0) { | |
1542 | /* child */ | |
1543 | openlog(appname, LOG_PID | LOG_NDELAY | LOG_CONS, LOG_LOCAL4); | |
1544 | prog = xstrdup(argv[0]); | |
1545 | argv[0] = xstrdup("(squid)"); | |
1546 | execvp(prog, argv); | |
1547 | syslog(LOG_ALERT, "execvp failed: %s", xstrerror()); | |
1548 | } | |
1549 | ||
1550 | /* parent */ | |
1551 | openlog(appname, LOG_PID | LOG_NDELAY | LOG_CONS, LOG_LOCAL4); | |
1552 | ||
1553 | syslog(LOG_NOTICE, "Squid Parent: child process %d started", pid); | |
1554 | ||
1555 | time(&start); | |
1556 | ||
1557 | squid_signal(SIGINT, SIG_IGN, SA_RESTART); | |
1558 | ||
f95b8144 | 1559 | #ifdef _SQUID_NEXT_ |
62e76326 | 1560 | |
1561 | pid = wait3(&status, 0, NULL); | |
1562 | ||
f95b8144 | 1563 | #else |
62e76326 | 1564 | |
1565 | pid = waitpid(-1, &status, 0); | |
1566 | ||
1567 | #endif | |
1568 | ||
1569 | time(&stop); | |
1570 | ||
1571 | if (WIFEXITED(status)) { | |
1572 | syslog(LOG_NOTICE, | |
1573 | "Squid Parent: child process %d exited with status %d", | |
1574 | pid, WEXITSTATUS(status)); | |
1575 | } else if (WIFSIGNALED(status)) { | |
1576 | syslog(LOG_NOTICE, | |
1577 | "Squid Parent: child process %d exited due to signal %d", | |
1578 | pid, WTERMSIG(status)); | |
1579 | } else { | |
1580 | syslog(LOG_NOTICE, "Squid Parent: child process %d exited", pid); | |
1581 | } | |
1582 | ||
1583 | if (stop - start < 10) | |
1584 | failcount++; | |
1585 | else | |
1586 | failcount = 0; | |
1587 | ||
1588 | if (failcount == 5) { | |
1589 | syslog(LOG_ALERT, "Exiting due to repeated, frequent failures"); | |
1590 | exit(1); | |
1591 | } | |
1592 | ||
1593 | if (WIFEXITED(status)) | |
1594 | if (WEXITSTATUS(status) == 0) | |
1595 | exit(0); | |
1596 | ||
1597 | if (WIFSIGNALED(status)) { | |
1598 | switch (WTERMSIG(status)) { | |
1599 | ||
1600 | case SIGKILL: | |
1601 | exit(0); | |
1602 | break; | |
1603 | ||
1604 | default: | |
1605 | break; | |
1606 | } | |
1607 | } | |
1608 | ||
1609 | squid_signal(SIGINT, SIG_DFL, SA_RESTART); | |
1610 | sleep(3); | |
f95b8144 | 1611 | } |
62e76326 | 1612 | |
bbe199dc | 1613 | /* NOTREACHED */ |
a50bfe93 | 1614 | #endif /* _SQUID_MSWIN_ */ |
a572d8be | 1615 | |
f95b8144 | 1616 | } |
fff6ad65 | 1617 | |
9ec1a1dc | 1618 | static void |
8ff3fa2e | 1619 | SquidShutdown() |
fff6ad65 | 1620 | { |
6c1962dd | 1621 | #if USE_WIN32_SERVICE |
1622 | WIN32_svcstatusupdate(SERVICE_STOP_PENDING, 10000); | |
1623 | #endif | |
1624 | ||
fff6ad65 | 1625 | debug(1, 1) ("Shutting down...\n"); |
95a83c22 | 1626 | #if USE_DNSSERVERS |
1627 | ||
1628 | dnsShutdown(); | |
1629 | #else | |
1630 | ||
1631 | idnsShutdown(); | |
1632 | #endif | |
1633 | ||
1634 | redirectShutdown(); | |
1635 | externalAclShutdown(); | |
d723bf6b | 1636 | icpConnectionClose(); |
1637 | #if USE_HTCP | |
62e76326 | 1638 | |
d723bf6b | 1639 | htcpSocketClose(); |
1640 | #endif | |
1641 | #ifdef SQUID_SNMP | |
62e76326 | 1642 | |
d723bf6b | 1643 | snmpConnectionClose(); |
320e9f36 | 1644 | #endif |
eb824054 | 1645 | #if USE_WCCP |
62e76326 | 1646 | |
320e9f36 | 1647 | wccpConnectionClose(); |
d723bf6b | 1648 | #endif |
0b0cfcf2 | 1649 | #if USE_WCCPv2 |
1650 | ||
1651 | wccp2ConnectionClose(); | |
1652 | #endif | |
62e76326 | 1653 | |
fff6ad65 | 1654 | releaseServerSockets(); |
d723bf6b | 1655 | commCloseAllSockets(); |
515ec4dc | 1656 | #if DELAY_POOLS |
62e76326 | 1657 | |
b67e2c8c | 1658 | DelayPools::FreePools(); |
515ec4dc | 1659 | #endif |
62e76326 | 1660 | |
5dae8514 | 1661 | authenticateShutdown(); |
a3d0a19d | 1662 | #if USE_UNLINKD |
62e76326 | 1663 | |
fff6ad65 | 1664 | unlinkdClose(); |
a3d0a19d | 1665 | #endif |
6c1962dd | 1666 | #if USE_WIN32_SERVICE |
1667 | ||
1668 | WIN32_svcstatusupdate(SERVICE_STOP_PENDING, 10000); | |
1669 | #endif | |
62e76326 | 1670 | |
c8f4eac4 | 1671 | Store::Root().sync(); /* Flush pending object writes/unlinks */ |
fff6ad65 | 1672 | storeDirWriteCleanLogs(0); |
1673 | PrintRusage(); | |
1674 | dumpMallocStats(); | |
c8f4eac4 | 1675 | Store::Root().sync(); /* Flush log writes */ |
fff6ad65 | 1676 | storeLogClose(); |
1677 | accessLogClose(); | |
5b824235 | 1678 | useragentLogClose(); |
c9b99797 | 1679 | refererCloseLog(); |
225644d7 | 1680 | #if WIP_FWD_LOG |
62e76326 | 1681 | |
225644d7 | 1682 | fwdUninit(); |
1683 | #endif | |
62e76326 | 1684 | |
c8f4eac4 | 1685 | Store::Root().sync(); /* Flush log close */ |
59b2d47f | 1686 | StoreFileSystem::FreeAllFs(); |
b9ae18aa | 1687 | DiskIOModule::FreeAllModules(); |
b4bab919 | 1688 | #if LEAK_CHECK_MODE |
62e76326 | 1689 | |
fff6ad65 | 1690 | configFreeMemory(); |
1691 | storeFreeMemory(); | |
33ab18e8 | 1692 | /*stmemFreeMemory(); */ |
fff6ad65 | 1693 | netdbFreeMemory(); |
1694 | ipcacheFreeMemory(); | |
1695 | fqdncacheFreeMemory(); | |
1696 | asnFreeMemory(); | |
26a369ba | 1697 | clientdbFreeMemory(); |
7021844c | 1698 | httpHeaderCleanModule(); |
d2db411c | 1699 | statFreeMemory(); |
f1fc2a8d | 1700 | eventFreeMemory(); |
c68e9c6b | 1701 | mimeFreeMemory(); |
1702 | errorClean(); | |
fff6ad65 | 1703 | #endif |
26a369ba | 1704 | #if !XMALLOC_TRACE |
62e76326 | 1705 | |
54f742e7 | 1706 | if (opt_no_daemon) { |
62e76326 | 1707 | file_close(0); |
1708 | file_close(1); | |
1709 | file_close(2); | |
54f742e7 | 1710 | } |
62e76326 | 1711 | |
33ab18e8 | 1712 | #endif |
fff6ad65 | 1713 | fdDumpOpen(); |
62e76326 | 1714 | |
fff6ad65 | 1715 | fdFreeMemory(); |
62e76326 | 1716 | |
ddb43c58 | 1717 | memClean(); |
62e76326 | 1718 | |
33ab18e8 | 1719 | #if XMALLOC_TRACE |
62e76326 | 1720 | |
26a369ba | 1721 | xmalloc_find_leaks(); |
62e76326 | 1722 | |
26a369ba | 1723 | debug(1, 0) ("Memory used after shutdown: %d\n", xmalloc_total); |
62e76326 | 1724 | |
33ab18e8 | 1725 | #endif |
36a97e19 | 1726 | #if MEM_GEN_TRACE |
62e76326 | 1727 | |
399e85ea | 1728 | log_trace_done(); |
62e76326 | 1729 | |
36a97e19 | 1730 | #endif |
62e76326 | 1731 | |
ab50ee9e | 1732 | if (Config.pidFilename && strcmp(Config.pidFilename, "none") != 0) { |
62e76326 | 1733 | enter_suid(); |
1734 | safeunlink(Config.pidFilename, 0); | |
1735 | leave_suid(); | |
ab50ee9e | 1736 | } |
62e76326 | 1737 | |
a60f7062 | 1738 | debug(1, 1) ("Squid Cache (Version %s): Exiting normally.\n", |
62e76326 | 1739 | version_string); |
1740 | ||
7e3ce7b9 | 1741 | if (debug_log) |
62e76326 | 1742 | fclose(debug_log); |
1743 | ||
ae1feb30 | 1744 | exit(shutdown_status); |
fff6ad65 | 1745 | } |
bef81ea5 | 1746 |