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a47b9029 | 1 | |
30a4f2a8 | 2 | /* |
bef81ea5 | 3 | * $Id: main.cc,v 1.430 2006/08/19 12:31:21 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" | |
a553a5a3 | 41 | #include "event.h" |
42 | #include "EventLoop.h" | |
62ee09ca | 43 | #include "ExternalACL.h" |
e6ccf245 | 44 | #include "Store.h" |
45 | #include "ICP.h" | |
528b2c61 | 46 | #include "HttpReply.h" |
62ee09ca | 47 | #include "pconn.h" |
528b2c61 | 48 | #include "Mem.h" |
b0dd28ba | 49 | #include "ACLASN.h" |
50 | #include "ACL.h" | |
75faaa7a | 51 | #include "htcp.h" |
59b2d47f | 52 | #include "StoreFileSystem.h" |
b9ae18aa | 53 | #include "DiskIO/DiskIOModule.h" |
f900210a | 54 | #include "comm.h" |
62ee09ca | 55 | #if USE_EPOLL |
56 | #include "comm_epoll.h" | |
57 | #endif | |
58 | #if USE_KQUEUE | |
59 | #include "comm_kqueue.h" | |
60 | #endif | |
61 | #if USE_POLL | |
62 | #include "comm_poll.h" | |
63 | #endif | |
64 | #if USE_SELECT | |
65 | #include "comm_select.h" | |
66 | #endif | |
663c0a38 | 67 | #if USE_SELECT_WIN32 |
68 | #include "comm_select.h" | |
69 | #endif | |
985c86bc | 70 | #include "SquidTime.h" |
c8f4eac4 | 71 | #include "SwapDir.h" |
b6b6f466 | 72 | #include "forward.h" |
d9e7ee1f | 73 | #include "MemPool.h" |
44a47c6e | 74 | |
1a774556 | 75 | #if USE_WIN32_SERVICE |
76 | ||
77 | #include "squid_windows.h" | |
78 | #include <process.h> | |
79 | ||
80 | static int opt_install_service = FALSE; | |
81 | static int opt_remove_service = FALSE; | |
82 | static int opt_signal_service = FALSE; | |
83 | static int opt_command_line = FALSE; | |
84 | extern void WIN32_svcstatusupdate(DWORD, DWORD); | |
85 | void WINAPI WIN32_svcHandler(DWORD); | |
86 | ||
87 | #endif | |
88 | ||
30a4f2a8 | 89 | /* for error reporting from xmalloc and friends */ |
b293c4d8 | 90 | SQUIDCEXTERN void (*failure_notify) (const char *); |
30a4f2a8 | 91 | |
e13ee7ad | 92 | static int opt_parse_cfg_only = 0; |
5e6d4736 | 93 | static char *opt_syslog_facility = NULL; |
30a4f2a8 | 94 | static int icpPortNumOverride = 1; /* Want to detect "-u 0" */ |
e13ee7ad | 95 | static int configured_once = 0; |
30a4f2a8 | 96 | #if MALLOC_DBG |
4d64d74a | 97 | static int malloc_debug_level = 0; |
30a4f2a8 | 98 | #endif |
5cd39a10 | 99 | static volatile int do_reconfigure = 0; |
100 | static volatile int do_rotate = 0; | |
2681d383 | 101 | static volatile int do_shutdown = 0; |
ae1feb30 | 102 | static volatile int shutdown_status = 0; |
4d7add01 | 103 | |
5cd39a10 | 104 | static void mainRotate(void); |
105 | static void mainReconfigure(void); | |
f5b8bbc4 | 106 | static void mainInitialize(void); |
f5b8bbc4 | 107 | static void usage(void); |
108 | static void mainParseOptions(int, char **); | |
109 | static void sendSignal(void); | |
110 | static void serverConnectionsOpen(void); | |
bbe199dc | 111 | static void watch_child(char **); |
85407535 | 112 | static void setEffectiveUser(void); |
36a97e19 | 113 | #if MEM_GEN_TRACE |
114 | extern void log_trace_done(); | |
115 | extern void log_trace_init(char *); | |
116 | #endif | |
8ff3fa2e | 117 | static void SquidShutdown(void); |
b6a2f15e | 118 | static void mainSetCwd(void); |
efd900cb | 119 | static int checkRunningPid(void); |
85407535 | 120 | |
62ee09ca | 121 | static CacheManager manager; |
122 | ||
b293c4d8 | 123 | #ifndef _SQUID_MSWIN_ |
e18d7fdc | 124 | static const char *squid_start_script = "squid_start"; |
b293c4d8 | 125 | #endif |
e18d7fdc | 126 | |
9bc73deb | 127 | #if TEST_ACCESS |
128 | #include "test_access.c" | |
129 | #endif | |
130 | ||
8ff3fa2e | 131 | /* temporary thunk across to the unrefactored store interface */ |
132 | ||
133 | class StoreRootEngine : public AsyncEngine | |
134 | { | |
135 | ||
136 | public: | |
137 | int checkEvents(int timeout) | |
138 | { | |
139 | Store::Root().callback(); | |
140 | return EVENT_IDLE; | |
141 | }; | |
142 | }; | |
143 | ||
a553a5a3 | 144 | class SignalDispatcher : public CompletionDispatcher |
145 | { | |
146 | ||
147 | public: | |
8ff3fa2e | 148 | SignalDispatcher(EventLoop &loop) : loop(loop), events_dispatched(false) {} |
a553a5a3 | 149 | |
150 | void addEventLoop(EventLoop * loop); | |
8ff3fa2e | 151 | virtual bool dispatch(); |
a553a5a3 | 152 | |
153 | private: | |
154 | static void StopEventLoop(void * data) | |
155 | { | |
156 | static_cast<SignalDispatcher *>(data)->loop.stop(); | |
157 | } | |
158 | ||
159 | EventLoop &loop; | |
8ff3fa2e | 160 | bool events_dispatched; |
a553a5a3 | 161 | }; |
162 | ||
8ff3fa2e | 163 | bool |
a553a5a3 | 164 | SignalDispatcher::dispatch() |
165 | { | |
166 | if (do_reconfigure) { | |
167 | mainReconfigure(); | |
168 | do_reconfigure = 0; | |
169 | #if defined(_SQUID_MSWIN_) && defined(_DEBUG) | |
170 | ||
171 | } else if (do_debug_trap) { | |
172 | do_debug_trap = 0; | |
173 | __asm int 3; | |
174 | #endif | |
175 | ||
176 | } else if (do_rotate) { | |
177 | mainRotate(); | |
178 | do_rotate = 0; | |
179 | } else if (do_shutdown) { | |
180 | time_t wait = do_shutdown > 0 ? (int) Config.shutdownLifetime : 0; | |
181 | debug(1, 1) ("Preparing for shutdown after %d requests\n", | |
182 | statCounter.client_http.requests); | |
183 | debug(1, 1) ("Waiting %d seconds for active connections to finish\n", | |
184 | (int) wait); | |
185 | do_shutdown = 0; | |
186 | shutting_down = 1; | |
187 | #if USE_WIN32_SERVICE | |
188 | ||
189 | WIN32_svcstatusupdate(SERVICE_STOP_PENDING, (wait + 1) * 1000); | |
190 | #endif | |
191 | ||
192 | serverConnectionsClose(); | |
8ff3fa2e | 193 | eventAdd("SquidShutdown", StopEventLoop, this, (double) (wait + 1), 1, false); |
a553a5a3 | 194 | } |
8ff3fa2e | 195 | |
196 | bool result = events_dispatched; | |
197 | events_dispatched = false; | |
198 | return result; | |
a553a5a3 | 199 | } |
200 | ||
b8d8561b | 201 | static void |
0673c0ba | 202 | usage(void) |
ccff9601 | 203 | { |
0ee4272b | 204 | fprintf(stderr, |
0e657244 | 205 | #if USE_WIN32_SERVICE |
5e6d4736 | 206 | "Usage: %s [-cdhirvzCDFNRVYX] [-s | -l facility] [-f config-file] [-[au] port] [-k signal] [-n name] [-O CommandLine]\n" |
0e657244 | 207 | #else |
5e6d4736 | 208 | "Usage: %s [-cdhvzCDFNRVYX] [-s | -l facility] [-f config-file] [-[au] port] [-k signal]\n" |
0e657244 | 209 | #endif |
62e76326 | 210 | " -a port Specify HTTP port number (default: %d).\n" |
211 | " -d level Write debugging to stderr also.\n" | |
212 | " -f file Use given config-file instead of\n" | |
213 | " %s\n" | |
214 | " -h Print help message.\n" | |
0e657244 | 215 | #if USE_WIN32_SERVICE |
216 | " -i Installs as a Windows Service (see -n option).\n" | |
217 | #endif | |
62e76326 | 218 | " -k reconfigure|rotate|shutdown|interrupt|kill|debug|check|parse\n" |
219 | " Parse configuration file, then send signal to \n" | |
220 | " running copy (except -k parse) and exit.\n" | |
0e657244 | 221 | #if USE_WIN32_SERVICE |
222 | " -n name Specify Windows Service name to use for service operations\n" | |
223 | " default is: " _WIN_SQUID_DEFAULT_SERVICE_NAME ".\n" | |
224 | " -r Removes a Windows Service (see -n option).\n" | |
225 | #endif | |
5e6d4736 | 226 | " -s | -l facility\n" |
227 | " Enable logging to syslog.\n" | |
62e76326 | 228 | " -u port Specify ICP port number (default: %d), disable with 0.\n" |
229 | " -v Print version.\n" | |
230 | " -z Create swap directories\n" | |
231 | " -C Do not catch fatal signals.\n" | |
232 | " -D Disable initial DNS tests.\n" | |
233 | " -F Don't serve any requests until store is rebuilt.\n" | |
234 | " -N No daemon mode.\n" | |
0e657244 | 235 | #if USE_WIN32_SERVICE |
236 | " -O options\n" | |
237 | " Set Windows Service Command line options in Registry.\n" | |
238 | #endif | |
62e76326 | 239 | " -R Do not set REUSEADDR on port.\n" |
240 | " -S Double-check swap during rebuild.\n" | |
241 | " -V Virtual host httpd-accelerator.\n" | |
242 | " -X Force full debugging.\n" | |
243 | " -Y Only return UDP_HIT or UDP_MISS_NOFETCH during fast reload.\n", | |
244 | appname, CACHE_HTTP_PORT, DefaultConfigFile, CACHE_ICP_PORT); | |
77ffc99f | 245 | exit(1); |
ccff9601 | 246 | } |
247 | ||
b8d8561b | 248 | static void |
249 | mainParseOptions(int argc, char *argv[]) | |
090089c4 | 250 | { |
090089c4 | 251 | extern char *optarg; |
4d64d74a | 252 | int c; |
090089c4 | 253 | |
0e657244 | 254 | #if USE_WIN32_SERVICE |
255 | ||
5e6d4736 | 256 | while ((c = getopt(argc, argv, "CDFNO:RSVYXa:d:f:hik:m::n:rsl:u:vz?")) != -1) |
0e657244 | 257 | #else |
258 | ||
5e6d4736 | 259 | while ((c = getopt(argc, argv, "CDFNRSVYXa:d:f:hk:m::sl:u:vz?")) != -1) |
0e657244 | 260 | #endif |
261 | ||
9b7292ce | 262 | { |
263 | ||
264 | switch (c) | |
265 | { | |
62e76326 | 266 | |
267 | case 'C': | |
268 | opt_catch_signals = 0; | |
269 | break; | |
270 | ||
271 | case 'D': | |
272 | opt_dns_tests = 0; | |
273 | break; | |
274 | ||
275 | case 'F': | |
276 | opt_foreground_rebuild = 1; | |
277 | break; | |
278 | ||
279 | case 'N': | |
280 | opt_no_daemon = 1; | |
281 | break; | |
0e657244 | 282 | #if USE_WIN32_SERVICE |
283 | ||
284 | case 'O': | |
285 | opt_command_line = 1; | |
286 | WIN32_Command_Line = xstrdup(optarg); | |
287 | break; | |
288 | #endif | |
62e76326 | 289 | |
290 | case 'R': | |
291 | opt_reuseaddr = 0; | |
292 | break; | |
293 | ||
294 | case 'S': | |
295 | opt_store_doublecheck = 1; | |
296 | break; | |
297 | ||
298 | case 'V': | |
299 | ||
300 | if (Config.Sockaddr.http) | |
301 | Config.Sockaddr.http->vhost = 1; | |
302 | ||
3f38a55e | 303 | #if USE_SSL |
62e76326 | 304 | |
305 | else if (Config.Sockaddr.https) | |
306 | Config.Sockaddr.https->http.vhost = 1; | |
307 | ||
308 | #endif | |
309 | ||
310 | else | |
311 | fatal("No http_port specified\n"); | |
312 | ||
313 | break; | |
314 | ||
315 | case 'X': | |
316 | /* force full debugging */ | |
317 | sigusr2_handle(SIGUSR2); | |
318 | ||
319 | break; | |
320 | ||
321 | case 'Y': | |
322 | opt_reload_hit_only = 1; | |
323 | ||
324 | break; | |
325 | ||
0e657244 | 326 | #if USE_WIN32_SERVICE |
327 | ||
328 | case 'i': | |
329 | opt_install_service = TRUE; | |
330 | ||
331 | break; | |
332 | ||
333 | #endif | |
334 | ||
62e76326 | 335 | case 'a': |
336 | add_http_port(optarg); | |
337 | ||
338 | break; | |
339 | ||
340 | case 'd': | |
341 | opt_debug_stderr = atoi(optarg); | |
342 | ||
343 | break; | |
344 | ||
345 | case 'f': | |
346 | xfree(ConfigFile); | |
347 | ||
348 | ConfigFile = xstrdup(optarg); | |
349 | ||
350 | break; | |
351 | ||
352 | case 'h': | |
353 | usage(); | |
354 | ||
355 | break; | |
356 | ||
357 | case 'k': | |
358 | if ((int) strlen(optarg) < 1) | |
359 | usage(); | |
360 | ||
361 | if (!strncmp(optarg, "reconfigure", strlen(optarg))) | |
362 | opt_send_signal = SIGHUP; | |
363 | else if (!strncmp(optarg, "rotate", strlen(optarg))) | |
7e7a0442 | 364 | #ifdef _SQUID_LINUX_THREADS_ |
62e76326 | 365 | |
366 | opt_send_signal = SIGQUIT; | |
367 | ||
e3175d1f | 368 | #else |
62e76326 | 369 | |
370 | opt_send_signal = SIGUSR1; | |
371 | ||
e3175d1f | 372 | #endif |
62e76326 | 373 | |
374 | else if (!strncmp(optarg, "debug", strlen(optarg))) | |
7e7a0442 | 375 | #ifdef _SQUID_LINUX_THREADS_ |
62e76326 | 376 | |
377 | opt_send_signal = SIGTRAP; | |
378 | ||
e3175d1f | 379 | #else |
62e76326 | 380 | |
381 | opt_send_signal = SIGUSR2; | |
382 | ||
383 | #endif | |
384 | ||
385 | else if (!strncmp(optarg, "shutdown", strlen(optarg))) | |
386 | opt_send_signal = SIGTERM; | |
387 | else if (!strncmp(optarg, "interrupt", strlen(optarg))) | |
388 | opt_send_signal = SIGINT; | |
389 | else if (!strncmp(optarg, "kill", strlen(optarg))) | |
390 | opt_send_signal = SIGKILL; | |
ae1feb30 | 391 | |
392 | #ifdef SIGTTIN | |
393 | ||
394 | else if (!strncmp(optarg, "restart", strlen(optarg))) | |
395 | opt_send_signal = SIGTTIN; /* exit and restart by parent */ | |
396 | ||
397 | #endif | |
398 | ||
62e76326 | 399 | else if (!strncmp(optarg, "check", strlen(optarg))) |
400 | opt_send_signal = 0; /* SIGNULL */ | |
401 | else if (!strncmp(optarg, "parse", strlen(optarg))) | |
402 | opt_parse_cfg_only = 1; /* parse cfg file only */ | |
403 | else | |
404 | usage(); | |
405 | ||
406 | break; | |
407 | ||
408 | case 'm': | |
409 | if (optarg) { | |
d9e7ee1f | 410 | if (*optarg == 'c') { |
411 | MemPools::GetInstance().setDefaultPoolChunking(0); | |
412 | } else { | |
30a4f2a8 | 413 | #if MALLOC_DBG |
d9e7ee1f | 414 | malloc_debug_level = atoi(optarg); |
30a4f2a8 | 415 | #else |
62e76326 | 416 | |
d9e7ee1f | 417 | fatal("Need to add -DMALLOC_DBG when compiling to use -mX option"); |
33ab18e8 | 418 | #endif |
62e76326 | 419 | |
d9e7ee1f | 420 | } |
421 | ||
62e76326 | 422 | } else { |
33ab18e8 | 423 | #if XMALLOC_TRACE |
62e76326 | 424 | xmalloc_trace = !xmalloc_trace; |
33ab18e8 | 425 | #else |
62e76326 | 426 | |
427 | fatal("Need to configure --enable-xmalloc-debug-trace to use -m option"); | |
30a4f2a8 | 428 | #endif |
62e76326 | 429 | |
430 | } | |
431 | ||
d9e7ee1f | 432 | break; |
433 | /* NOTREACHED */ | |
434 | ||
0e657244 | 435 | #if USE_WIN32_SERVICE |
436 | ||
437 | case 'n': | |
438 | xfree(WIN32_Service_name); | |
439 | ||
440 | WIN32_Service_name = xstrdup(optarg); | |
441 | ||
442 | opt_signal_service = TRUE; | |
443 | ||
444 | break; | |
445 | ||
446 | case 'r': | |
447 | opt_remove_service = TRUE; | |
448 | ||
449 | break; | |
450 | ||
451 | #endif | |
452 | ||
5e6d4736 | 453 | case 'l': |
454 | opt_syslog_facility = xstrdup(optarg); | |
455 | ||
62e76326 | 456 | case 's': |
c307aec3 | 457 | #if HAVE_SYSLOG |
62e76326 | 458 | |
5e6d4736 | 459 | _db_set_syslog(opt_syslog_facility); |
0e657244 | 460 | |
62e76326 | 461 | break; |
0e657244 | 462 | |
c307aec3 | 463 | #else |
62e76326 | 464 | |
465 | fatal("Logging to syslog not available on this platform"); | |
0e657244 | 466 | |
62e76326 | 467 | /* NOTREACHED */ |
468 | #endif | |
469 | ||
470 | case 'u': | |
471 | icpPortNumOverride = atoi(optarg); | |
472 | ||
473 | if (icpPortNumOverride < 0) | |
474 | icpPortNumOverride = 0; | |
475 | ||
476 | break; | |
477 | ||
478 | case 'v': | |
479 | printf("Squid Cache: Version %s\nconfigure options: %s\n", version_string, SQUID_CONFIGURE_OPTIONS); | |
480 | ||
1a774556 | 481 | #if USE_WIN32_SERVICE |
482 | ||
483 | printf("Compiled as Windows System Service.\n"); | |
484 | ||
485 | #endif | |
486 | ||
62e76326 | 487 | exit(0); |
488 | ||
489 | /* NOTREACHED */ | |
490 | ||
491 | case 'z': | |
930dea4a | 492 | opt_debug_stderr = 1; |
493 | ||
62e76326 | 494 | opt_create_swap_dirs = 1; |
495 | ||
496 | break; | |
497 | ||
498 | case '?': | |
499 | ||
500 | default: | |
501 | usage(); | |
502 | ||
503 | break; | |
504 | } | |
9b7292ce | 505 | |
090089c4 | 506 | } |
4d64d74a | 507 | } |
090089c4 | 508 | |
7a2f978b | 509 | /* ARGSUSED */ |
b293c4d8 | 510 | void |
9b7292ce | 511 | rotate_logs(int sig) |
512 | { | |
5cd39a10 | 513 | do_rotate = 1; |
a50bfe93 | 514 | #ifndef _SQUID_MSWIN_ |
30a4f2a8 | 515 | #if !HAVE_SIGACTION |
62e76326 | 516 | |
30a4f2a8 | 517 | signal(sig, rotate_logs); |
518 | #endif | |
a50bfe93 | 519 | #endif |
30a4f2a8 | 520 | } |
521 | ||
7a2f978b | 522 | /* ARGSUSED */ |
b293c4d8 | 523 | void |
9b7292ce | 524 | reconfigure(int sig) |
525 | { | |
5cd39a10 | 526 | do_reconfigure = 1; |
a50bfe93 | 527 | #ifndef _SQUID_MSWIN_ |
30a4f2a8 | 528 | #if !HAVE_SIGACTION |
62e76326 | 529 | |
30a4f2a8 | 530 | signal(sig, reconfigure); |
531 | #endif | |
a50bfe93 | 532 | #endif |
30a4f2a8 | 533 | } |
534 | ||
b8d8561b | 535 | void |
9b7292ce | 536 | shut_down(int sig) |
537 | { | |
2681d383 | 538 | do_shutdown = sig == SIGINT ? -1 : 1; |
ae1feb30 | 539 | #ifdef SIGTTIN |
540 | ||
541 | if (SIGTTIN == sig) | |
542 | shutdown_status = 1; | |
543 | ||
544 | #endif | |
a50bfe93 | 545 | #ifndef _SQUID_MSWIN_ |
cadc2d55 | 546 | #ifdef KILL_PARENT_OPT |
62e76326 | 547 | |
5cd39a10 | 548 | if (getppid() > 1) { |
36584579 | 549 | debugs(1, 1, "Killing RunCache, pid " << getppid()); |
62e76326 | 550 | |
551 | if (kill(getppid(), sig) < 0) | |
36584579 | 552 | debugs(1, 1, "kill " << getppid() << ": " << xstrerror()); |
88738790 | 553 | } |
62e76326 | 554 | |
cadc2d55 | 555 | #endif |
6e40f263 | 556 | #if SA_RESETHAND == 0 |
557 | signal(SIGTERM, SIG_DFL); | |
62e76326 | 558 | |
6e40f263 | 559 | signal(SIGINT, SIG_DFL); |
62e76326 | 560 | |
a50bfe93 | 561 | #endif |
6e40f263 | 562 | #endif |
30a4f2a8 | 563 | } |
564 | ||
24382924 | 565 | static void |
9b7292ce | 566 | serverConnectionsOpen(void) |
567 | { | |
d193a436 | 568 | clientOpenListenSockets(); |
15df8349 | 569 | icpConnectionsOpen(); |
ace287ee | 570 | #if USE_HTCP |
62e76326 | 571 | |
ace287ee | 572 | htcpInit(); |
573 | #endif | |
678c6099 | 574 | #ifdef SQUID_SNMP |
62e76326 | 575 | |
3265e68d | 576 | snmpConnectionOpen(); |
320e9f36 | 577 | #endif |
eb824054 | 578 | #if USE_WCCP |
62e76326 | 579 | |
320e9f36 | 580 | wccpConnectionOpen(); |
2bbd722b | 581 | #endif |
62e76326 | 582 | |
0b0cfcf2 | 583 | #if USE_WCCPv2 |
584 | ||
585 | wccp2ConnectionOpen(); | |
586 | #endif | |
587 | ||
5ecceaa4 | 588 | clientdbInit(); |
16b204c4 | 589 | icmpOpen(); |
67508012 | 590 | netdbInit(); |
f899fac1 | 591 | asnInit(); |
b0dd28ba | 592 | ACL::Initialize(); |
85034133 | 593 | peerSelectInit(); |
afd88fbe | 594 | #if USE_CARP |
62e76326 | 595 | |
afd88fbe | 596 | carpInit(); |
597 | #endif | |
5f3f8d0e | 598 | } |
599 | ||
b8d8561b | 600 | void |
9b7292ce | 601 | serverConnectionsClose(void) |
602 | { | |
0a5a8601 | 603 | assert(shutting_down || reconfiguring); |
c0fbae16 | 604 | clientHttpConnectionsClose(); |
17e6c0a1 | 605 | icpConnectionShutdown(); |
72549e05 | 606 | #if USE_HTCP |
62e76326 | 607 | |
72549e05 | 608 | htcpSocketShutdown(); |
609 | #endif | |
62e76326 | 610 | |
c0fbae16 | 611 | icmpClose(); |
15df8349 | 612 | #ifdef SQUID_SNMP |
62e76326 | 613 | |
17e6c0a1 | 614 | snmpConnectionShutdown(); |
320e9f36 | 615 | #endif |
eb824054 | 616 | #if USE_WCCP |
62e76326 | 617 | |
0b0cfcf2 | 618 | wccpConnectionClose(); |
619 | #endif | |
620 | #if USE_WCCPv2 | |
621 | ||
622 | wccp2ConnectionClose(); | |
15df8349 | 623 | #endif |
62e76326 | 624 | |
4bac8de8 | 625 | asnFreeMemory(); |
5f3f8d0e | 626 | } |
627 | ||
b8d8561b | 628 | static void |
9b7292ce | 629 | mainReconfigure(void) |
630 | { | |
eba1bf37 | 631 | debug(1, 1) ("Reconfiguring Squid Cache (version %s)...\n", version_string); |
5cd39a10 | 632 | reconfiguring = 1; |
0ffd22bc | 633 | /* Already called serverConnectionsClose and ipcacheShutdownServers() */ |
15df8349 | 634 | serverConnectionsClose(); |
17e6c0a1 | 635 | icpConnectionClose(); |
72549e05 | 636 | #if USE_HTCP |
62e76326 | 637 | |
72549e05 | 638 | htcpSocketClose(); |
639 | #endif | |
17e6c0a1 | 640 | #ifdef SQUID_SNMP |
62e76326 | 641 | |
17e6c0a1 | 642 | snmpConnectionClose(); |
320e9f36 | 643 | #endif |
3c573763 | 644 | #if USE_DNSSERVERS |
62e76326 | 645 | |
74addf6c | 646 | dnsShutdown(); |
3c573763 | 647 | #else |
62e76326 | 648 | |
7b724b86 | 649 | idnsShutdown(); |
eb824054 | 650 | #endif |
62e76326 | 651 | |
74addf6c | 652 | redirectShutdown(); |
653 | authenticateShutdown(); | |
d9572179 | 654 | externalAclShutdown(); |
2db68ce5 | 655 | storeDirCloseSwapLogs(); |
2e923080 | 656 | storeLogClose(); |
657 | accessLogClose(); | |
658 | useragentLogClose(); | |
659 | refererCloseLog(); | |
c68e9c6b | 660 | errorClean(); |
3aa4adbc | 661 | enter_suid(); /* root to read config file */ |
62ee09ca | 662 | parseConfigFile(ConfigFile, manager); |
3aa4adbc | 663 | setEffectiveUser(); |
b6f794d6 | 664 | _db_init(Config.Log.log, Config.debugOptions); |
429fdbec | 665 | ipcache_restart(); /* clear stuck entries */ |
94439e4e | 666 | authenticateUserCacheRestart(); /* clear stuck ACL entries */ |
429fdbec | 667 | fqdncache_restart(); /* sigh, fqdncache too */ |
0e70aa1e | 668 | parseEtcHosts(); |
53ad48e6 | 669 | errorInitialize(); /* reload error pages */ |
2e923080 | 670 | accessLogInit(); |
671 | storeLogOpen(); | |
672 | useragentOpenLog(); | |
673 | refererOpenLog(); | |
3c573763 | 674 | #if USE_DNSSERVERS |
62e76326 | 675 | |
74addf6c | 676 | dnsInit(); |
3c573763 | 677 | #else |
62e76326 | 678 | |
7b724b86 | 679 | idnsInit(); |
eb824054 | 680 | #endif |
62e76326 | 681 | |
74addf6c | 682 | redirectInit(); |
e6ccf245 | 683 | authenticateInit(&Config.authConfiguration); |
d9572179 | 684 | externalAclInit(); |
1f38f50a | 685 | #if USE_WCCP |
62e76326 | 686 | |
1f38f50a | 687 | wccpInit(); |
688 | #endif | |
0b0cfcf2 | 689 | #if USE_WCCPv2 |
690 | ||
691 | wccp2Init(); | |
692 | #endif | |
62e76326 | 693 | |
0ffd22bc | 694 | serverConnectionsOpen(); |
9c2e9b50 | 695 | |
62ee09ca | 696 | if (theOutIcpConnection >= 0) { |
9c2e9b50 | 697 | neighbors_init(); |
62ee09ca | 698 | neighborsRegisterWithCacheManager(manager); |
699 | } | |
9c2e9b50 | 700 | |
2db68ce5 | 701 | storeDirOpenSwapLogs(); |
9c2e9b50 | 702 | |
9c021a38 | 703 | mimeInit(Config.mimeTablePathname); |
9c2e9b50 | 704 | |
b8890359 | 705 | writePidFile(); /* write PID file */ |
9c2e9b50 | 706 | |
aebbcd07 | 707 | debug(1, 1) ("Ready to serve requests.\n"); |
9c2e9b50 | 708 | |
5cd39a10 | 709 | reconfiguring = 0; |
710 | } | |
711 | ||
712 | static void | |
9b7292ce | 713 | mainRotate(void) |
714 | { | |
5cd39a10 | 715 | icmpClose(); |
3c573763 | 716 | #if USE_DNSSERVERS |
62e76326 | 717 | |
e40aa8da | 718 | dnsShutdown(); |
3c573763 | 719 | #endif |
62e76326 | 720 | |
e40aa8da | 721 | redirectShutdown(); |
722 | authenticateShutdown(); | |
d9572179 | 723 | externalAclShutdown(); |
5cd39a10 | 724 | _db_rotate_log(); /* cache.log */ |
725 | storeDirWriteCleanLogs(1); | |
726 | storeLogRotate(); /* store.log */ | |
727 | accessLogRotate(); /* access.log */ | |
728 | useragentRotateLog(); /* useragent.log */ | |
fd2c5549 | 729 | refererRotateLog(); /* referer.log */ |
225644d7 | 730 | #if WIP_FWD_LOG |
62e76326 | 731 | |
225644d7 | 732 | fwdLogRotate(); |
733 | #endif | |
62e76326 | 734 | |
5cd39a10 | 735 | icmpOpen(); |
3c573763 | 736 | #if USE_DNSSERVERS |
62e76326 | 737 | |
e40aa8da | 738 | dnsInit(); |
3c573763 | 739 | #endif |
62e76326 | 740 | |
e40aa8da | 741 | redirectInit(); |
e6ccf245 | 742 | authenticateInit(&Config.authConfiguration); |
d9572179 | 743 | externalAclInit(); |
5f3f8d0e | 744 | } |
745 | ||
067bea91 | 746 | static void |
9b7292ce | 747 | setEffectiveUser(void) |
748 | { | |
85407535 | 749 | leave_suid(); /* Run as non privilegied user */ |
cd377065 | 750 | #ifdef _SQUID_OS2_ |
62e76326 | 751 | |
cd377065 | 752 | return; |
753 | #endif | |
62e76326 | 754 | |
85407535 | 755 | if (geteuid() == 0) { |
62e76326 | 756 | debug(0, 0) ("Squid is not safe to run as root! If you must\n"); |
757 | debug(0, 0) ("start Squid as root, then you must configure\n"); | |
758 | debug(0, 0) ("it to run as a non-priveledged user with the\n"); | |
759 | debug(0, 0) ("'cache_effective_user' option in the config file.\n"); | |
760 | fatal("Don't run Squid as root, set 'cache_effective_user'!"); | |
85407535 | 761 | } |
762 | } | |
763 | ||
b6a2f15e | 764 | static void |
9b7292ce | 765 | mainSetCwd(void) |
766 | { | |
4a504376 | 767 | char pathbuf[MAXPATHLEN]; |
62e76326 | 768 | |
b6a2f15e | 769 | if (Config.coredump_dir) { |
62e76326 | 770 | if (0 == strcmp("none", Config.coredump_dir)) { |
771 | (void) 0; | |
772 | } else if (chdir(Config.coredump_dir) == 0) { | |
773 | debug(0, 1) ("Set Current Directory to %s\n", Config.coredump_dir); | |
774 | return; | |
775 | } else { | |
776 | debug(50, 0) ("chdir: %s: %s\n", Config.coredump_dir, xstrerror()); | |
777 | } | |
b6a2f15e | 778 | } |
62e76326 | 779 | |
02e8115e | 780 | /* If we don't have coredump_dir or couldn't cd there, report current dir */ |
4a504376 | 781 | if (getcwd(pathbuf, MAXPATHLEN)) { |
62e76326 | 782 | debug(0, 1) ("Current Directory is %s\n", pathbuf); |
4a504376 | 783 | } else { |
62e76326 | 784 | debug(50, 0) ("WARNING: Can't find current directory, getcwd: %s\n", xstrerror()); |
4a504376 | 785 | } |
b6a2f15e | 786 | } |
787 | ||
b67e2c8c | 788 | #if DELAY_POOLS |
789 | #include "DelayPools.h" | |
790 | #endif | |
791 | ||
b8d8561b | 792 | static void |
9b7292ce | 793 | mainInitialize(void) |
794 | { | |
efd900cb | 795 | /* chroot if configured to run inside chroot */ |
62e76326 | 796 | |
efd900cb | 797 | if (Config.chroot_dir && chroot(Config.chroot_dir)) { |
62e76326 | 798 | fatal("failed to chroot"); |
efd900cb | 799 | } |
62e76326 | 800 | |
1758c627 | 801 | if (opt_catch_signals) { |
62e76326 | 802 | squid_signal(SIGSEGV, death, SA_NODEFER | SA_RESETHAND); |
803 | squid_signal(SIGBUS, death, SA_NODEFER | SA_RESETHAND); | |
44f99671 | 804 | } |
62e76326 | 805 | |
30a4f2a8 | 806 | squid_signal(SIGPIPE, SIG_IGN, SA_RESTART); |
807 | squid_signal(SIGCHLD, sig_child, SA_NODEFER | SA_RESTART); | |
44f99671 | 808 | |
85407535 | 809 | setEffectiveUser(); |
62e76326 | 810 | |
30a4f2a8 | 811 | if (icpPortNumOverride != 1) |
62e76326 | 812 | Config.Port.icp = (u_short) icpPortNumOverride; |
30a4f2a8 | 813 | |
b6f794d6 | 814 | _db_init(Config.Log.log, Config.debugOptions); |
62e76326 | 815 | |
5c5783a2 | 816 | fd_open(fileno(debug_log), FD_LOG, Config.Log.log); |
62e76326 | 817 | |
71a17702 | 818 | #if MEM_GEN_TRACE |
62e76326 | 819 | |
71a17702 | 820 | log_trace_init("/tmp/squid.alloc"); |
62e76326 | 821 | |
71a17702 | 822 | #endif |
62e76326 | 823 | |
a3d5953d | 824 | debug(1, 0) ("Starting Squid Cache version %s for %s...\n", |
62e76326 | 825 | version_string, |
826 | CONFIG_HOST_TYPE); | |
827 | ||
ec4daaa5 | 828 | #ifdef _SQUID_WIN32_ |
b293c4d8 | 829 | |
830 | if (WIN32_run_mode == _WIN_SQUID_RUN_MODE_SERVICE) { | |
831 | debug(1, 0) ("Running as %s Windows System Service on %s\n", WIN32_Service_name, WIN32_OS_string); | |
832 | debug(1, 0) ("Service command line is: %s\n", WIN32_Service_Command_Line); | |
833 | } else | |
834 | debug(1, 0) ("Running on %s\n",WIN32_OS_string); | |
835 | ||
836 | #endif | |
837 | ||
36584579 | 838 | debugs(1, 1, "Process ID " << getpid()); |
62e76326 | 839 | |
a3d5953d | 840 | debug(1, 1) ("With %d file descriptors available\n", Squid_MaxFD); |
5f3f8d0e | 841 | |
6c1962dd | 842 | #ifdef _SQUID_MSWIN_ |
843 | ||
844 | debug(1, 1) ("With %d CRT stdio descriptors available\n", _getmaxstdio()); | |
845 | ||
846 | if (WIN32_Socks_initialized) | |
847 | debug(1, 1)("Windows sockets initialized\n"); | |
848 | ||
849 | #endif | |
850 | ||
9f75c559 | 851 | if (!configured_once) |
62e76326 | 852 | disk_init(); /* disk_init must go before ipcache_init() */ |
853 | ||
5f3f8d0e | 854 | ipcache_init(); |
62e76326 | 855 | |
f88bb09c | 856 | fqdncache_init(); |
62e76326 | 857 | |
0e70aa1e | 858 | parseEtcHosts(); |
62e76326 | 859 | |
3c573763 | 860 | #if USE_DNSSERVERS |
62e76326 | 861 | |
74addf6c | 862 | dnsInit(); |
62e76326 | 863 | |
3c573763 | 864 | #else |
62e76326 | 865 | |
7b724b86 | 866 | idnsInit(); |
62e76326 | 867 | |
eb824054 | 868 | #endif |
62e76326 | 869 | |
74addf6c | 870 | redirectInit(); |
62e76326 | 871 | |
e6ccf245 | 872 | authenticateInit(&Config.authConfiguration); |
62e76326 | 873 | |
d9572179 | 874 | externalAclInit(); |
62e76326 | 875 | |
b012353a | 876 | useragentOpenLog(); |
62e76326 | 877 | |
fd2c5549 | 878 | refererOpenLog(); |
62e76326 | 879 | |
2ac76861 | 880 | httpHeaderInitModule(); /* must go before any header processing (e.g. the one in errorInitialize) */ |
62e76326 | 881 | |
2246b732 | 882 | httpReplyInitModule(); /* must go before accepting replies */ |
62e76326 | 883 | |
9b312a19 | 884 | errorInitialize(); |
62e76326 | 885 | |
7a2f978b | 886 | accessLogInit(); |
62e76326 | 887 | |
3898f57f | 888 | #if USE_IDENT |
62e76326 | 889 | |
05832ae1 | 890 | identInit(); |
62e76326 | 891 | |
3898f57f | 892 | #endif |
5e14bf6d | 893 | #ifdef SQUID_SNMP |
62e76326 | 894 | |
5e14bf6d | 895 | snmpInit(); |
62e76326 | 896 | |
5e14bf6d | 897 | #endif |
30a4f2a8 | 898 | #if MALLOC_DBG |
62e76326 | 899 | |
5f3f8d0e | 900 | malloc_debug(0, malloc_debug_level); |
62e76326 | 901 | |
5f3f8d0e | 902 | #endif |
903 | ||
dbe4fd8e | 904 | if (!configured_once) { |
a3d0a19d | 905 | #if USE_UNLINKD |
62e76326 | 906 | unlinkdInit(); |
907 | #endif | |
908 | ||
909 | urlInitialize(); | |
62e76326 | 910 | statInit(); |
911 | storeInit(); | |
912 | mainSetCwd(); | |
913 | /* after this point we want to see the mallinfo() output */ | |
914 | do_mallinfo = 1; | |
915 | mimeInit(Config.mimeTablePathname); | |
62e76326 | 916 | refreshInit(); |
0d7e5d78 | 917 | #if DELAY_POOLS |
62e76326 | 918 | |
919 | DelayPools::Init(); | |
0d7e5d78 | 920 | #endif |
62e76326 | 921 | |
b6b6f466 | 922 | FwdState::initModule(); |
62ee09ca | 923 | /* register the modules in the cache manager menus */ |
924 | accessLogRegisterWithCacheManager(manager); | |
925 | asnRegisterWithCacheManager(manager); | |
926 | authenticateRegisterWithCacheManager(&Config.authConfiguration, manager); | |
927 | #if USE_CARP | |
928 | ||
929 | carpRegisterWithCacheManager(manager); | |
930 | #endif | |
931 | ||
932 | cbdataRegisterWithCacheManager(manager); | |
933 | /* These use separate calls so that the comm loops can eventually | |
934 | * coexist. | |
935 | */ | |
936 | #ifdef USE_EPOLL | |
937 | ||
938 | commEPollRegisterWithCacheManager(manager); | |
939 | #endif | |
940 | #ifdef USE_KQUEUE | |
941 | ||
942 | commKQueueRegisterWithCacheManager(manager); | |
943 | #endif | |
944 | #ifdef USE_POLL | |
945 | ||
946 | commPollRegisterWithCacheManager(manager); | |
947 | #endif | |
948 | #ifdef USE_SELECT | |
949 | ||
950 | commSelectRegisterWithCacheManager(manager); | |
951 | #endif | |
952 | ||
953 | clientdbRegisterWithCacheManager(manager); | |
610ee341 | 954 | #if DELAY_POOLS |
955 | ||
62ee09ca | 956 | DelayPools::RegisterWithCacheManager(manager); |
610ee341 | 957 | #endif |
958 | ||
62ee09ca | 959 | DiskIOModule::RegisterAllModulesWithCacheManager(manager); |
960 | #if USE_DNSSERVERS | |
961 | ||
962 | dnsRegisterWithCacheManager(manager); | |
963 | #endif | |
964 | ||
965 | eventInit(manager); | |
966 | externalAclRegisterWithCacheManager(manager); | |
967 | fqdncacheRegisterWithCacheManager(manager); | |
968 | FwdState::RegisterWithCacheManager(manager); | |
969 | httpHeaderRegisterWithCacheManager(manager); | |
5615c096 | 970 | #if !USE_DNSSERVERS |
971 | ||
62ee09ca | 972 | idnsRegisterWithCacheManager(manager); |
5615c096 | 973 | #endif |
974 | ||
62ee09ca | 975 | ipcacheRegisterWithCacheManager(manager); |
976 | Mem::RegisterWithCacheManager(manager); | |
977 | netdbRegisterWitHCacheManager(manager); | |
978 | PconnModule::GetInstance()->registerWithCacheManager(manager); | |
979 | redirectRegisterWithCacheManager(manager); | |
980 | refreshRegisterWithCacheManager(manager); | |
981 | statRegisterWithCacheManager(manager); | |
982 | storeDigestRegisterWithCacheManager(manager); | |
983 | StoreFileSystem::RegisterAllFsWithCacheManager(manager); | |
984 | storeRegisterWithCacheManager(manager); | |
985 | #if DEBUGSTRINGS | |
986 | ||
987 | StringRegistry::Instance().registerWithCacheManager(manager); | |
988 | #endif | |
989 | ||
610ee341 | 990 | #if USE_XPROF_STATS |
991 | ||
62ee09ca | 992 | xprofRegisterWithCacheManager(manager); |
610ee341 | 993 | #endif |
994 | ||
5f3f8d0e | 995 | } |
62e76326 | 996 | |
1f38f50a | 997 | #if USE_WCCP |
998 | wccpInit(); | |
62e76326 | 999 | |
0b0cfcf2 | 1000 | #endif |
1001 | #if USE_WCCPv2 | |
1002 | ||
1003 | wccp2Init(); | |
1004 | ||
1f38f50a | 1005 | #endif |
62e76326 | 1006 | |
2285407f | 1007 | serverConnectionsOpen(); |
62e76326 | 1008 | |
62ee09ca | 1009 | if (theOutIcpConnection >= 0) { |
9c2e9b50 | 1010 | neighbors_init(); |
62ee09ca | 1011 | neighborsRegisterWithCacheManager(manager); |
1012 | } | |
62e76326 | 1013 | |
efd900cb | 1014 | if (Config.chroot_dir) |
62e76326 | 1015 | no_suid(); |
1016 | ||
dbe4fd8e | 1017 | if (!configured_once) |
62e76326 | 1018 | writePidFile(); /* write PID file */ |
0a5b9b32 | 1019 | |
7e7a0442 | 1020 | #ifdef _SQUID_LINUX_THREADS_ |
62e76326 | 1021 | |
e3175d1f | 1022 | squid_signal(SIGQUIT, rotate_logs, SA_RESTART); |
62e76326 | 1023 | |
e3175d1f | 1024 | squid_signal(SIGTRAP, sigusr2_handle, SA_RESTART); |
62e76326 | 1025 | |
e3175d1f | 1026 | #else |
62e76326 | 1027 | |
30a4f2a8 | 1028 | squid_signal(SIGUSR1, rotate_logs, SA_RESTART); |
62e76326 | 1029 | |
30a4f2a8 | 1030 | squid_signal(SIGUSR2, sigusr2_handle, SA_RESTART); |
62e76326 | 1031 | |
9fc0b4b8 | 1032 | #endif |
62e76326 | 1033 | |
30a4f2a8 | 1034 | squid_signal(SIGHUP, reconfigure, SA_RESTART); |
62e76326 | 1035 | |
30a4f2a8 | 1036 | squid_signal(SIGTERM, shut_down, SA_NODEFER | SA_RESETHAND | SA_RESTART); |
62e76326 | 1037 | |
30a4f2a8 | 1038 | squid_signal(SIGINT, shut_down, SA_NODEFER | SA_RESETHAND | SA_RESTART); |
62e76326 | 1039 | |
ae1feb30 | 1040 | #ifdef SIGTTIN |
1041 | ||
1042 | squid_signal(SIGTTIN, shut_down, SA_NODEFER | SA_RESETHAND | SA_RESTART); | |
1043 | ||
1044 | #endif | |
1045 | ||
58a39dc9 | 1046 | memCheckInit(); |
62e76326 | 1047 | |
aebbcd07 | 1048 | debug(1, 1) ("Ready to serve requests.\n"); |
62e76326 | 1049 | |
dbe4fd8e | 1050 | if (!configured_once) { |
c8f4eac4 | 1051 | eventAdd("storeMaintain", Store::Maintain, NULL, 1.0, 1); |
62e76326 | 1052 | |
1053 | if (Config.onoff.announce) | |
1054 | eventAdd("start_announce", start_announce, NULL, 3600.0, 1); | |
1055 | ||
1056 | eventAdd("ipcache_purgelru", ipcache_purgelru, NULL, 10.0, 1); | |
1057 | ||
1058 | eventAdd("fqdncache_purgelru", fqdncache_purgelru, NULL, 15.0, 1); | |
1059 | ||
88bfe092 | 1060 | #if USE_XPROF_STATS |
62e76326 | 1061 | |
1062 | eventAdd("cpuProfiling", xprof_event, NULL, 1.0, 1); | |
1063 | ||
88bfe092 | 1064 | #endif |
62e76326 | 1065 | |
1066 | eventAdd("memPoolCleanIdlePools", Mem::CleanIdlePools, NULL, 15.0, 1); | |
f900210a | 1067 | |
1068 | eventAdd("commCheckHalfClosed", commCheckHalfClosed, NULL, 1.0, false); | |
4d7add01 | 1069 | } |
62e76326 | 1070 | |
dbe4fd8e | 1071 | configured_once = 1; |
4d64d74a | 1072 | } |
1073 | ||
6c1962dd | 1074 | #if USE_WIN32_SERVICE |
1075 | /* When USE_WIN32_SERVICE is defined, the main function is placed in win32.cc */ | |
1076 | extern "C" void WINAPI | |
a0aa9e74 | 1077 | SquidWinSvcMain(int argc, char **argv) |
1078 | { | |
1079 | SquidMain(argc, argv); | |
1080 | } | |
1081 | ||
1082 | int | |
1083 | SquidMain(int argc, char **argv) | |
6c1962dd | 1084 | #else |
b8d8561b | 1085 | int |
1086 | main(int argc, char **argv) | |
9b7292ce | 1087 | #endif |
1088 | { | |
9b7292ce | 1089 | mode_t oldmask; |
a0aa9e74 | 1090 | #ifdef _SQUID_WIN32_ |
1091 | ||
1092 | int WIN32_init_err; | |
1093 | #endif | |
4d64d74a | 1094 | |
a4ba1105 | 1095 | #if HAVE_SBRK |
62e76326 | 1096 | |
9b7292ce | 1097 | sbrk_start = sbrk(0); |
a4ba1105 | 1098 | #endif |
1099 | ||
3dc275d6 | 1100 | Debug::parseOptions("ALL,1"); |
9b7292ce | 1101 | debug_log = stderr; |
62e76326 | 1102 | |
b9269882 | 1103 | #if defined(SQUID_MAXFD_LIMIT) |
1104 | ||
1105 | if (SQUID_MAXFD_LIMIT < Squid_MaxFD) | |
1106 | Squid_MaxFD = SQUID_MAXFD_LIMIT; | |
1107 | ||
1108 | #endif | |
399e85ea | 1109 | |
ec4daaa5 | 1110 | #ifdef _SQUID_WIN32_ |
6c1962dd | 1111 | |
a0aa9e74 | 1112 | if ((WIN32_init_err = WIN32_Subsystem_Init(&argc, &argv))) |
1113 | return WIN32_init_err; | |
62e76326 | 1114 | |
0e6d05ef | 1115 | #endif |
1116 | ||
9b7292ce | 1117 | /* call mallopt() before anything else */ |
0b29fe44 | 1118 | #if HAVE_MALLOPT |
7328e889 | 1119 | #ifdef M_GRAIN |
9b7292ce | 1120 | /* Round up all sizes to a multiple of this */ |
1121 | mallopt(M_GRAIN, 16); | |
62e76326 | 1122 | |
7328e889 | 1123 | #endif |
1124 | #ifdef M_MXFAST | |
9b7292ce | 1125 | /* biggest size that is considered a small block */ |
1126 | mallopt(M_MXFAST, 256); | |
62e76326 | 1127 | |
7328e889 | 1128 | #endif |
1129 | #ifdef M_NBLKS | |
9b7292ce | 1130 | /* allocate this many small blocks at once */ |
1131 | mallopt(M_NLBLKS, 32); | |
62e76326 | 1132 | |
7328e889 | 1133 | #endif |
1134 | #endif /* HAVE_MALLOPT */ | |
1135 | ||
9b7292ce | 1136 | /* |
1137 | * The plan here is to set the umask to 007 (deny others for | |
1138 | * read,write,execute), but only if the umask is not already | |
1139 | * set. Unfortunately, there is no way to get the current | |
1140 | * umask value without setting it. | |
1141 | */ | |
1142 | oldmask = umask(S_IRWXO); | |
62e76326 | 1143 | |
9b7292ce | 1144 | if (oldmask) |
1145 | umask(oldmask); | |
7e3ce7b9 | 1146 | |
ddfcbc22 | 1147 | memset(&local_addr, '\0', sizeof(struct IN_ADDR)); |
62e76326 | 1148 | |
9b7292ce | 1149 | safe_inet_addr(localhost, &local_addr); |
62e76326 | 1150 | |
ddfcbc22 | 1151 | memset(&any_addr, '\0', sizeof(struct IN_ADDR)); |
62e76326 | 1152 | |
9b7292ce | 1153 | safe_inet_addr("0.0.0.0", &any_addr); |
62e76326 | 1154 | |
ddfcbc22 | 1155 | memset(&no_addr, '\0', sizeof(struct IN_ADDR)); |
62e76326 | 1156 | |
9b7292ce | 1157 | safe_inet_addr("255.255.255.255", &no_addr); |
62e76326 | 1158 | |
9b7292ce | 1159 | squid_srandom(time(NULL)); |
4d64d74a | 1160 | |
9b7292ce | 1161 | getCurrentTime(); |
62e76326 | 1162 | |
9b7292ce | 1163 | squid_start = current_time; |
62e76326 | 1164 | |
9b7292ce | 1165 | failure_notify = fatal_dump; |
4d64d74a | 1166 | |
6c1962dd | 1167 | #if USE_WIN32_SERVICE |
1168 | ||
9b7292ce | 1169 | WIN32_svcstatusupdate(SERVICE_START_PENDING, 10000); |
6c1962dd | 1170 | |
1171 | #endif | |
1172 | ||
9b7292ce | 1173 | mainParseOptions(argc, argv); |
4d64d74a | 1174 | |
6c1962dd | 1175 | #if USE_WIN32_SERVICE |
1176 | ||
a0aa9e74 | 1177 | if (opt_install_service) |
1178 | { | |
9b7292ce | 1179 | WIN32_InstallService(); |
a0aa9e74 | 1180 | return 0; |
9b7292ce | 1181 | } |
6c1962dd | 1182 | |
a0aa9e74 | 1183 | if (opt_remove_service) |
1184 | { | |
9b7292ce | 1185 | WIN32_RemoveService(); |
a0aa9e74 | 1186 | return 0; |
9b7292ce | 1187 | } |
6c1962dd | 1188 | |
a0aa9e74 | 1189 | if (opt_command_line) |
1190 | { | |
9b7292ce | 1191 | WIN32_SetServiceCommandLine(); |
a0aa9e74 | 1192 | return 0; |
9b7292ce | 1193 | } |
6c1962dd | 1194 | |
1195 | #endif | |
1196 | ||
9b7292ce | 1197 | /* parse configuration file |
1198 | * note: in "normal" case this used to be called from mainInitialize() */ | |
1199 | { | |
1200 | int parse_err; | |
62e76326 | 1201 | |
9b7292ce | 1202 | if (!ConfigFile) |
1203 | ConfigFile = xstrdup(DefaultConfigFile); | |
62e76326 | 1204 | |
9b7292ce | 1205 | assert(!configured_once); |
62e76326 | 1206 | |
9b7292ce | 1207 | Mem::Init(); |
62e76326 | 1208 | |
9b7292ce | 1209 | cbdataInit(); |
62e76326 | 1210 | |
9b7292ce | 1211 | storeFsInit(); /* required for config parsing */ |
62e76326 | 1212 | |
b9ae18aa | 1213 | /* May not be needed for parsing, have not audited for such */ |
1214 | DiskIOModule::SetupAllModules(); | |
1215 | ||
59b2d47f | 1216 | /* Shouldn't be needed for config parsing, but have not audited for such */ |
1217 | StoreFileSystem::SetupAllFs(); | |
1218 | ||
c8f4eac4 | 1219 | /* we may want the parsing process to set this up in the future */ |
1220 | Store::Root(new StoreController); | |
1221 | ||
62ee09ca | 1222 | parse_err = parseConfigFile(ConfigFile, manager); |
62e76326 | 1223 | |
9b7292ce | 1224 | if (opt_parse_cfg_only) |
6c1962dd | 1225 | |
9b7292ce | 1226 | return parse_err; |
9b7292ce | 1227 | } |
1228 | if (-1 == opt_send_signal) | |
1229 | if (checkRunningPid()) | |
1230 | exit(1); | |
e13ee7ad | 1231 | |
9bc73deb | 1232 | #if TEST_ACCESS |
62e76326 | 1233 | |
9b7292ce | 1234 | comm_init(); |
62e76326 | 1235 | |
9b7292ce | 1236 | comm_select_init(); |
62e76326 | 1237 | |
9b7292ce | 1238 | mainInitialize(); |
62e76326 | 1239 | |
9b7292ce | 1240 | test_access(); |
62e76326 | 1241 | |
9b7292ce | 1242 | return 0; |
62e76326 | 1243 | |
9bc73deb | 1244 | #endif |
1245 | ||
9b7292ce | 1246 | /* send signal to running copy and exit */ |
a0aa9e74 | 1247 | if (opt_send_signal != -1) |
1248 | { | |
9b7292ce | 1249 | /* chroot if configured to run inside chroot */ |
62e76326 | 1250 | |
a572d8be | 1251 | if (Config.chroot_dir) { |
1252 | if (chroot(Config.chroot_dir)) | |
1253 | fatal("failed to chroot"); | |
1254 | ||
1255 | no_suid(); | |
1256 | } else { | |
1257 | leave_suid(); | |
9b7292ce | 1258 | } |
62e76326 | 1259 | |
9b7292ce | 1260 | sendSignal(); |
1261 | /* NOTREACHED */ | |
1262 | } | |
62e76326 | 1263 | |
a0aa9e74 | 1264 | if (opt_create_swap_dirs) |
1265 | { | |
9b7292ce | 1266 | /* chroot if configured to run inside chroot */ |
0e657244 | 1267 | |
9b7292ce | 1268 | if (Config.chroot_dir && chroot(Config.chroot_dir)) { |
1269 | fatal("failed to chroot"); | |
1270 | } | |
62e76326 | 1271 | |
9b7292ce | 1272 | setEffectiveUser(); |
1273 | debug(0, 0) ("Creating Swap Directories\n"); | |
c8f4eac4 | 1274 | Store::Root().create(); |
6c1962dd | 1275 | |
9b7292ce | 1276 | return 0; |
9b7292ce | 1277 | } |
62e76326 | 1278 | |
9b7292ce | 1279 | if (!opt_no_daemon) |
1280 | watch_child(argv); | |
62e76326 | 1281 | |
9b7292ce | 1282 | setMaxFD(); |
4d64d74a | 1283 | |
9b7292ce | 1284 | /* init comm module */ |
1285 | comm_init(); | |
62e76326 | 1286 | |
9b7292ce | 1287 | comm_select_init(); |
4d64d74a | 1288 | |
a0aa9e74 | 1289 | if (opt_no_daemon) |
1290 | { | |
9b7292ce | 1291 | /* we have to init fdstat here. */ |
1292 | fd_open(0, FD_LOG, "stdin"); | |
1293 | fd_open(1, FD_LOG, "stdout"); | |
1294 | fd_open(2, FD_LOG, "stderr"); | |
1295 | } | |
62e76326 | 1296 | |
6c1962dd | 1297 | #if USE_WIN32_SERVICE |
1298 | ||
9b7292ce | 1299 | WIN32_svcstatusupdate(SERVICE_START_PENDING, 10000); |
6c1962dd | 1300 | |
1301 | #endif | |
1302 | ||
9b7292ce | 1303 | mainInitialize(); |
4d64d74a | 1304 | |
6c1962dd | 1305 | #if USE_WIN32_SERVICE |
1306 | ||
9b7292ce | 1307 | WIN32_svcstatusupdate(SERVICE_RUNNING, 0); |
6c1962dd | 1308 | |
1309 | #endif | |
1310 | ||
9b7292ce | 1311 | /* main loop */ |
a553a5a3 | 1312 | EventLoop mainLoop; |
62e76326 | 1313 | |
a553a5a3 | 1314 | SignalDispatcher signal_dispatcher(mainLoop); |
6c1962dd | 1315 | |
a553a5a3 | 1316 | mainLoop.registerDispatcher(&signal_dispatcher); |
62e76326 | 1317 | |
a553a5a3 | 1318 | /* TODO: stop requiring the singleton here */ |
1319 | mainLoop.registerDispatcher(EventDispatcher::GetInstance()); | |
62e76326 | 1320 | |
8ff3fa2e | 1321 | /* TODO: stop requiring the singleton here */ |
1322 | mainLoop.registerEngine(EventScheduler::GetInstance()); | |
62e76326 | 1323 | |
8ff3fa2e | 1324 | StoreRootEngine store_engine; |
615f9581 | 1325 | |
8ff3fa2e | 1326 | mainLoop.registerEngine(&store_engine); |
a774fd3f | 1327 | |
8ff3fa2e | 1328 | CommDispatcher comm_dispatcher; |
c2e8186f | 1329 | |
8ff3fa2e | 1330 | mainLoop.registerDispatcher(&comm_dispatcher); |
1331 | ||
1332 | CommSelectEngine comm_engine; | |
1333 | ||
8ff3fa2e | 1334 | mainLoop.registerEngine(&comm_engine); |
1335 | ||
bef81ea5 | 1336 | mainLoop.setPrimaryEngine(&comm_engine); |
1337 | ||
8ff3fa2e | 1338 | /* use the standard time service */ |
1339 | TimeEngine time_engine; | |
1340 | ||
1341 | mainLoop.setTimeService(&time_engine); | |
1342 | ||
1343 | mainLoop.run(); | |
1344 | ||
1345 | if (mainLoop.errcount == 10) | |
1346 | fatal_dump("Event loop exited with failure."); | |
1347 | ||
1348 | /* shutdown squid now */ | |
1349 | SquidShutdown(); | |
62e76326 | 1350 | |
9b7292ce | 1351 | /* NOTREACHED */ |
9b7292ce | 1352 | return 0; |
090089c4 | 1353 | } |
7690e8eb | 1354 | |
b8d8561b | 1355 | static void |
0673c0ba | 1356 | sendSignal(void) |
7690e8eb | 1357 | { |
ff8d0ea6 | 1358 | pid_t pid; |
fedac7e5 | 1359 | debug_log = stderr; |
258ac4d7 | 1360 | |
1361 | if (strcmp(Config.pidFilename, "none") == 0) { | |
1362 | debug(0, 1) ("No pid_filename specified. Trusting you know what you are doing.\n"); | |
1363 | } | |
1364 | ||
fedac7e5 | 1365 | pid = readPidFile(); |
62e76326 | 1366 | |
fedac7e5 | 1367 | if (pid > 1) { |
6c1962dd | 1368 | #if USE_WIN32_SERVICE |
1369 | ||
1370 | if (opt_signal_service) { | |
1371 | WIN32_sendSignal(opt_send_signal); | |
1372 | exit(0); | |
1373 | } else | |
1374 | #ifdef _SQUID_MSWIN_ | |
1375 | { | |
1376 | fprintf(stderr, "%s: ERROR: Could not send ", appname); | |
1377 | fprintf(stderr, "signal to Squid Service:\n"); | |
1378 | fprintf(stderr, "missing -n command line switch.\n"); | |
1379 | exit(1); | |
1380 | } | |
1381 | ||
1382 | /* NOTREACHED */ | |
1383 | #endif | |
1384 | ||
1385 | #endif | |
1386 | ||
62e76326 | 1387 | if (kill(pid, opt_send_signal) && |
1388 | /* ignore permissions if just running check */ | |
1389 | !(opt_send_signal == 0 && errno == EPERM)) { | |
1390 | fprintf(stderr, "%s: ERROR: Could not send ", appname); | |
1391 | fprintf(stderr, "signal %d to process %d: %s\n", | |
1392 | opt_send_signal, (int) pid, xstrerror()); | |
1393 | exit(1); | |
1394 | } | |
fedac7e5 | 1395 | } else { |
62e76326 | 1396 | fprintf(stderr, "%s: ERROR: No running copy\n", appname); |
1397 | exit(1); | |
7690e8eb | 1398 | } |
62e76326 | 1399 | |
fedac7e5 | 1400 | /* signal successfully sent */ |
1401 | exit(0); | |
1402 | } | |
f95b8144 | 1403 | |
a50bfe93 | 1404 | #ifndef _SQUID_MSWIN_ |
e18d7fdc | 1405 | /* |
1406 | * This function is run when Squid is in daemon mode, just | |
1407 | * before the parent forks and starts up the child process. | |
1408 | * It can be used for admin-specific tasks, such as notifying | |
1409 | * someone that Squid is (re)started. | |
1410 | */ | |
1411 | static void | |
1412 | mainStartScript(const char *prog) | |
1413 | { | |
1414 | char script[SQUID_MAXPATHLEN]; | |
1415 | char *t; | |
1416 | size_t sl = 0; | |
1417 | pid_t cpid; | |
1418 | pid_t rpid; | |
1419 | xstrncpy(script, prog, MAXPATHLEN); | |
62e76326 | 1420 | |
e18d7fdc | 1421 | if ((t = strrchr(script, '/'))) { |
62e76326 | 1422 | *(++t) = '\0'; |
1423 | sl = strlen(script); | |
e18d7fdc | 1424 | } |
62e76326 | 1425 | |
e18d7fdc | 1426 | xstrncpy(&script[sl], squid_start_script, MAXPATHLEN - sl); |
62e76326 | 1427 | |
e18d7fdc | 1428 | if ((cpid = fork()) == 0) { |
62e76326 | 1429 | /* child */ |
f75662c9 | 1430 | execl(script, squid_start_script, (char *)NULL); |
482aa790 | 1431 | _exit(-1); |
e18d7fdc | 1432 | } else { |
62e76326 | 1433 | do { |
e18d7fdc | 1434 | #ifdef _SQUID_NEXT_ |
62e76326 | 1435 | union wait status; |
1436 | rpid = wait3(&status, 0, NULL); | |
e18d7fdc | 1437 | #else |
62e76326 | 1438 | |
1439 | int status; | |
1440 | rpid = waitpid(-1, &status, 0); | |
e18d7fdc | 1441 | #endif |
62e76326 | 1442 | |
1443 | } while (rpid != cpid); | |
e18d7fdc | 1444 | } |
1445 | } | |
1446 | ||
a50bfe93 | 1447 | #endif /* _SQUID_MSWIN_ */ |
1448 | ||
efd900cb | 1449 | static int |
1450 | checkRunningPid(void) | |
1451 | { | |
1452 | pid_t pid; | |
e0077312 | 1453 | |
1454 | if (!debug_log) | |
1455 | debug_log = stderr; | |
1456 | ||
efd900cb | 1457 | pid = readPidFile(); |
62e76326 | 1458 | |
efd900cb | 1459 | if (pid < 2) |
62e76326 | 1460 | return 0; |
1461 | ||
efd900cb | 1462 | if (kill(pid, 0) < 0) |
62e76326 | 1463 | return 0; |
1464 | ||
cb7a4fcb | 1465 | debugs(0, 0, "Squid is already running! Process ID " << pid); |
62e76326 | 1466 | |
efd900cb | 1467 | return 1; |
1468 | } | |
1469 | ||
f95b8144 | 1470 | static void |
bbe199dc | 1471 | watch_child(char *argv[]) |
f95b8144 | 1472 | { |
a50bfe93 | 1473 | #ifndef _SQUID_MSWIN_ |
f95b8144 | 1474 | char *prog; |
f95b8144 | 1475 | int failcount = 0; |
1476 | time_t start; | |
1477 | time_t stop; | |
1478 | #ifdef _SQUID_NEXT_ | |
62e76326 | 1479 | |
f95b8144 | 1480 | union wait status; |
1481 | #else | |
62e76326 | 1482 | |
f95b8144 | 1483 | int status; |
1484 | #endif | |
62e76326 | 1485 | |
e3a3b845 | 1486 | pid_t pid; |
c99c5397 | 1487 | #ifdef TIOCNOTTY |
1488 | ||
54f742e7 | 1489 | int i; |
c99c5397 | 1490 | #endif |
1491 | ||
742724a4 | 1492 | int nullfd; |
62e76326 | 1493 | |
f95b8144 | 1494 | if (*(argv[0]) == '(') |
62e76326 | 1495 | return; |
1496 | ||
54f742e7 | 1497 | openlog(appname, LOG_PID | LOG_NDELAY | LOG_CONS, LOG_LOCAL4); |
62e76326 | 1498 | |
54f742e7 | 1499 | if ((pid = fork()) < 0) |
62e76326 | 1500 | syslog(LOG_ALERT, "fork failed: %s", xstrerror()); |
54f742e7 | 1501 | else if (pid > 0) |
62e76326 | 1502 | exit(0); |
1503 | ||
54f742e7 | 1504 | if (setsid() < 0) |
62e76326 | 1505 | syslog(LOG_ALERT, "setsid failed: %s", xstrerror()); |
1506 | ||
efd900cb | 1507 | closelog(); |
62e76326 | 1508 | |
54f742e7 | 1509 | #ifdef TIOCNOTTY |
62e76326 | 1510 | |
c4aefe96 | 1511 | if ((i = open("/dev/tty", O_RDWR | O_TEXT)) >= 0) { |
62e76326 | 1512 | ioctl(i, TIOCNOTTY, NULL); |
1513 | close(i); | |
54f742e7 | 1514 | } |
62e76326 | 1515 | |
54f742e7 | 1516 | #endif |
b05490a8 | 1517 | |
7f6ffd15 | 1518 | /* |
1519 | * RBCOLLINS - if cygwin stackdumps when squid is run without | |
1520 | * -N, check the cygwin1.dll version, it needs to be AT LEAST | |
1521 | * 1.1.3. execvp had a bit overflow error in a loop.. | |
1522 | */ | |
742724a4 | 1523 | /* Connect stdio to /dev/null in daemon mode */ |
c4aefe96 | 1524 | nullfd = open("/dev/null", O_RDWR | O_TEXT); |
62e76326 | 1525 | |
e4a1325e | 1526 | if (nullfd < 0) |
1527 | fatalf("/dev/null: %s\n", xstrerror()); | |
1528 | ||
742724a4 | 1529 | dup2(nullfd, 0); |
62e76326 | 1530 | |
742724a4 | 1531 | if (opt_debug_stderr < 0) { |
62e76326 | 1532 | dup2(nullfd, 1); |
1533 | dup2(nullfd, 2); | |
742724a4 | 1534 | } |
62e76326 | 1535 | |
f95b8144 | 1536 | for (;;) { |
62e76326 | 1537 | mainStartScript(argv[0]); |
1538 | ||
1539 | if ((pid = fork()) == 0) { | |
1540 | /* child */ | |
1541 | openlog(appname, LOG_PID | LOG_NDELAY | LOG_CONS, LOG_LOCAL4); | |
1542 | prog = xstrdup(argv[0]); | |
1543 | argv[0] = xstrdup("(squid)"); | |
1544 | execvp(prog, argv); | |
1545 | syslog(LOG_ALERT, "execvp failed: %s", xstrerror()); | |
1546 | } | |
1547 | ||
1548 | /* parent */ | |
1549 | openlog(appname, LOG_PID | LOG_NDELAY | LOG_CONS, LOG_LOCAL4); | |
1550 | ||
1551 | syslog(LOG_NOTICE, "Squid Parent: child process %d started", pid); | |
1552 | ||
1553 | time(&start); | |
1554 | ||
1555 | squid_signal(SIGINT, SIG_IGN, SA_RESTART); | |
1556 | ||
f95b8144 | 1557 | #ifdef _SQUID_NEXT_ |
62e76326 | 1558 | |
1559 | pid = wait3(&status, 0, NULL); | |
1560 | ||
f95b8144 | 1561 | #else |
62e76326 | 1562 | |
1563 | pid = waitpid(-1, &status, 0); | |
1564 | ||
1565 | #endif | |
1566 | ||
1567 | time(&stop); | |
1568 | ||
1569 | if (WIFEXITED(status)) { | |
1570 | syslog(LOG_NOTICE, | |
1571 | "Squid Parent: child process %d exited with status %d", | |
1572 | pid, WEXITSTATUS(status)); | |
1573 | } else if (WIFSIGNALED(status)) { | |
1574 | syslog(LOG_NOTICE, | |
1575 | "Squid Parent: child process %d exited due to signal %d", | |
1576 | pid, WTERMSIG(status)); | |
1577 | } else { | |
1578 | syslog(LOG_NOTICE, "Squid Parent: child process %d exited", pid); | |
1579 | } | |
1580 | ||
1581 | if (stop - start < 10) | |
1582 | failcount++; | |
1583 | else | |
1584 | failcount = 0; | |
1585 | ||
1586 | if (failcount == 5) { | |
1587 | syslog(LOG_ALERT, "Exiting due to repeated, frequent failures"); | |
1588 | exit(1); | |
1589 | } | |
1590 | ||
1591 | if (WIFEXITED(status)) | |
1592 | if (WEXITSTATUS(status) == 0) | |
1593 | exit(0); | |
1594 | ||
1595 | if (WIFSIGNALED(status)) { | |
1596 | switch (WTERMSIG(status)) { | |
1597 | ||
1598 | case SIGKILL: | |
1599 | exit(0); | |
1600 | break; | |
1601 | ||
1602 | default: | |
1603 | break; | |
1604 | } | |
1605 | } | |
1606 | ||
1607 | squid_signal(SIGINT, SIG_DFL, SA_RESTART); | |
1608 | sleep(3); | |
f95b8144 | 1609 | } |
62e76326 | 1610 | |
bbe199dc | 1611 | /* NOTREACHED */ |
a50bfe93 | 1612 | #endif /* _SQUID_MSWIN_ */ |
a572d8be | 1613 | |
f95b8144 | 1614 | } |
fff6ad65 | 1615 | |
9ec1a1dc | 1616 | static void |
8ff3fa2e | 1617 | SquidShutdown() |
fff6ad65 | 1618 | { |
6c1962dd | 1619 | #if USE_WIN32_SERVICE |
1620 | WIN32_svcstatusupdate(SERVICE_STOP_PENDING, 10000); | |
1621 | #endif | |
1622 | ||
fff6ad65 | 1623 | debug(1, 1) ("Shutting down...\n"); |
95a83c22 | 1624 | #if USE_DNSSERVERS |
1625 | ||
1626 | dnsShutdown(); | |
1627 | #else | |
1628 | ||
1629 | idnsShutdown(); | |
1630 | #endif | |
1631 | ||
1632 | redirectShutdown(); | |
1633 | externalAclShutdown(); | |
d723bf6b | 1634 | icpConnectionClose(); |
1635 | #if USE_HTCP | |
62e76326 | 1636 | |
d723bf6b | 1637 | htcpSocketClose(); |
1638 | #endif | |
1639 | #ifdef SQUID_SNMP | |
62e76326 | 1640 | |
d723bf6b | 1641 | snmpConnectionClose(); |
320e9f36 | 1642 | #endif |
eb824054 | 1643 | #if USE_WCCP |
62e76326 | 1644 | |
320e9f36 | 1645 | wccpConnectionClose(); |
d723bf6b | 1646 | #endif |
0b0cfcf2 | 1647 | #if USE_WCCPv2 |
1648 | ||
1649 | wccp2ConnectionClose(); | |
1650 | #endif | |
62e76326 | 1651 | |
fff6ad65 | 1652 | releaseServerSockets(); |
d723bf6b | 1653 | commCloseAllSockets(); |
515ec4dc | 1654 | #if DELAY_POOLS |
62e76326 | 1655 | |
b67e2c8c | 1656 | DelayPools::FreePools(); |
515ec4dc | 1657 | #endif |
62e76326 | 1658 | |
5dae8514 | 1659 | authenticateShutdown(); |
a3d0a19d | 1660 | #if USE_UNLINKD |
62e76326 | 1661 | |
fff6ad65 | 1662 | unlinkdClose(); |
a3d0a19d | 1663 | #endif |
6c1962dd | 1664 | #if USE_WIN32_SERVICE |
1665 | ||
1666 | WIN32_svcstatusupdate(SERVICE_STOP_PENDING, 10000); | |
1667 | #endif | |
62e76326 | 1668 | |
c8f4eac4 | 1669 | Store::Root().sync(); /* Flush pending object writes/unlinks */ |
fff6ad65 | 1670 | storeDirWriteCleanLogs(0); |
1671 | PrintRusage(); | |
1672 | dumpMallocStats(); | |
c8f4eac4 | 1673 | Store::Root().sync(); /* Flush log writes */ |
fff6ad65 | 1674 | storeLogClose(); |
1675 | accessLogClose(); | |
5b824235 | 1676 | useragentLogClose(); |
c9b99797 | 1677 | refererCloseLog(); |
225644d7 | 1678 | #if WIP_FWD_LOG |
62e76326 | 1679 | |
225644d7 | 1680 | fwdUninit(); |
1681 | #endif | |
62e76326 | 1682 | |
c8f4eac4 | 1683 | Store::Root().sync(); /* Flush log close */ |
59b2d47f | 1684 | StoreFileSystem::FreeAllFs(); |
b9ae18aa | 1685 | DiskIOModule::FreeAllModules(); |
33ab18e8 | 1686 | #if PURIFY || XMALLOC_TRACE |
62e76326 | 1687 | |
fff6ad65 | 1688 | configFreeMemory(); |
1689 | storeFreeMemory(); | |
33ab18e8 | 1690 | /*stmemFreeMemory(); */ |
fff6ad65 | 1691 | netdbFreeMemory(); |
1692 | ipcacheFreeMemory(); | |
1693 | fqdncacheFreeMemory(); | |
1694 | asnFreeMemory(); | |
26a369ba | 1695 | clientdbFreeMemory(); |
7021844c | 1696 | httpHeaderCleanModule(); |
d2db411c | 1697 | statFreeMemory(); |
f1fc2a8d | 1698 | eventFreeMemory(); |
c68e9c6b | 1699 | mimeFreeMemory(); |
1700 | errorClean(); | |
fff6ad65 | 1701 | #endif |
26a369ba | 1702 | #if !XMALLOC_TRACE |
62e76326 | 1703 | |
54f742e7 | 1704 | if (opt_no_daemon) { |
62e76326 | 1705 | file_close(0); |
1706 | file_close(1); | |
1707 | file_close(2); | |
54f742e7 | 1708 | } |
62e76326 | 1709 | |
33ab18e8 | 1710 | #endif |
fff6ad65 | 1711 | fdDumpOpen(); |
62e76326 | 1712 | |
fff6ad65 | 1713 | fdFreeMemory(); |
62e76326 | 1714 | |
ddb43c58 | 1715 | memClean(); |
62e76326 | 1716 | |
33ab18e8 | 1717 | #if XMALLOC_TRACE |
62e76326 | 1718 | |
26a369ba | 1719 | xmalloc_find_leaks(); |
62e76326 | 1720 | |
26a369ba | 1721 | debug(1, 0) ("Memory used after shutdown: %d\n", xmalloc_total); |
62e76326 | 1722 | |
33ab18e8 | 1723 | #endif |
36a97e19 | 1724 | #if MEM_GEN_TRACE |
62e76326 | 1725 | |
399e85ea | 1726 | log_trace_done(); |
62e76326 | 1727 | |
36a97e19 | 1728 | #endif |
62e76326 | 1729 | |
ab50ee9e | 1730 | if (Config.pidFilename && strcmp(Config.pidFilename, "none") != 0) { |
62e76326 | 1731 | enter_suid(); |
1732 | safeunlink(Config.pidFilename, 0); | |
1733 | leave_suid(); | |
ab50ee9e | 1734 | } |
62e76326 | 1735 | |
a60f7062 | 1736 | debug(1, 1) ("Squid Cache (Version %s): Exiting normally.\n", |
62e76326 | 1737 | version_string); |
1738 | ||
7e3ce7b9 | 1739 | if (debug_log) |
62e76326 | 1740 | fclose(debug_log); |
1741 | ||
ae1feb30 | 1742 | exit(shutdown_status); |
fff6ad65 | 1743 | } |
bef81ea5 | 1744 |