Mercurial > hg > nginx
annotate src/os/win32/ngx_process_cycle.c @ 7660:d33e17499088
Version bump.
| author | Maxim Dounin <mdounin@mdounin.ru> |
|---|---|
| date | Tue, 26 May 2020 22:03:00 +0300 |
| parents | 8b84d60ef13d |
| children | b809f53d3f5b |
| rev | line source |
|---|---|
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2 /* |
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3 * Copyright (C) Igor Sysoev |
| 4412 | 4 * Copyright (C) Nginx, Inc. |
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5 */ |
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8 #include <ngx_config.h> |
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9 #include <ngx_core.h> |
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10 #include <ngx_event.h> |
| 461 | 11 #include <nginx.h> |
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13 |
| 2725 | 14 static void ngx_console_init(ngx_cycle_t *cycle); |
| 15 static int __stdcall ngx_console_handler(u_long type); | |
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16 static ngx_int_t ngx_create_signal_events(ngx_cycle_t *cycle); |
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17 static ngx_int_t ngx_start_worker_processes(ngx_cycle_t *cycle, ngx_int_t type); |
| 2725 | 18 static void ngx_reopen_worker_processes(ngx_cycle_t *cycle); |
| 19 static void ngx_quit_worker_processes(ngx_cycle_t *cycle, ngx_uint_t old); | |
| 20 static void ngx_terminate_worker_processes(ngx_cycle_t *cycle); | |
| 21 static ngx_uint_t ngx_reap_worker(ngx_cycle_t *cycle, HANDLE h); | |
| 22 static void ngx_master_process_exit(ngx_cycle_t *cycle); | |
| 23 static void ngx_worker_process_cycle(ngx_cycle_t *cycle, char *mevn); | |
| 24 static void ngx_worker_process_exit(ngx_cycle_t *cycle); | |
| 25 static ngx_thread_value_t __stdcall ngx_worker_thread(void *data); | |
| 26 static ngx_thread_value_t __stdcall ngx_cache_manager_thread(void *data); | |
| 27 static void ngx_cache_manager_process_handler(void); | |
| 3022 | 28 static ngx_thread_value_t __stdcall ngx_cache_loader_thread(void *data); |
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29 |
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30 |
| 2725 | 31 ngx_uint_t ngx_process; |
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32 ngx_uint_t ngx_worker; |
| 2725 | 33 ngx_pid_t ngx_pid; |
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34 ngx_pid_t ngx_parent; |
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35 |
| 2725 | 36 ngx_uint_t ngx_inherited; |
| 37 ngx_pid_t ngx_new_binary; | |
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38 |
| 2725 | 39 sig_atomic_t ngx_terminate; |
| 40 sig_atomic_t ngx_quit; | |
| 41 sig_atomic_t ngx_reopen; | |
| 42 sig_atomic_t ngx_reconfigure; | |
| 43 ngx_uint_t ngx_exiting; | |
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45 |
| 2725 | 46 HANDLE ngx_master_process_event; |
| 47 char ngx_master_process_event_name[NGX_PROCESS_SYNC_NAME]; | |
| 48 | |
| 49 static HANDLE ngx_stop_event; | |
| 50 static char ngx_stop_event_name[NGX_PROCESS_SYNC_NAME]; | |
| 51 static HANDLE ngx_quit_event; | |
| 52 static char ngx_quit_event_name[NGX_PROCESS_SYNC_NAME]; | |
| 53 static HANDLE ngx_reopen_event; | |
| 54 static char ngx_reopen_event_name[NGX_PROCESS_SYNC_NAME]; | |
| 55 static HANDLE ngx_reload_event; | |
| 56 static char ngx_reload_event_name[NGX_PROCESS_SYNC_NAME]; | |
| 57 | |
| 58 HANDLE ngx_cache_manager_mutex; | |
| 59 char ngx_cache_manager_mutex_name[NGX_PROCESS_SYNC_NAME]; | |
| 60 HANDLE ngx_cache_manager_event; | |
| 461 | 61 |
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62 |
| 509 | 63 void |
| 64 ngx_master_process_cycle(ngx_cycle_t *cycle) | |
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65 { |
| 2725 | 66 u_long nev, ev, timeout; |
| 67 ngx_err_t err; | |
| 68 ngx_int_t n; | |
| 69 ngx_msec_t timer; | |
| 70 ngx_uint_t live; | |
| 71 HANDLE events[MAXIMUM_WAIT_OBJECTS]; | |
| 72 | |
| 73 ngx_sprintf((u_char *) ngx_master_process_event_name, | |
| 74 "ngx_master_%s%Z", ngx_unique); | |
| 75 | |
| 76 if (ngx_process == NGX_PROCESS_WORKER) { | |
| 77 ngx_worker_process_cycle(cycle, ngx_master_process_event_name); | |
| 78 return; | |
| 79 } | |
| 80 | |
| 81 ngx_log_debug0(NGX_LOG_DEBUG_CORE, cycle->log, 0, "master started"); | |
| 82 | |
| 83 ngx_console_init(cycle); | |
| 84 | |
| 85 SetEnvironmentVariable("ngx_unique", ngx_unique); | |
| 86 | |
| 87 ngx_master_process_event = CreateEvent(NULL, 1, 0, | |
| 88 ngx_master_process_event_name); | |
| 89 if (ngx_master_process_event == NULL) { | |
| 90 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, | |
| 91 "CreateEvent(\"%s\") failed", | |
| 92 ngx_master_process_event_name); | |
| 93 exit(2); | |
| 94 } | |
| 95 | |
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96 if (ngx_create_signal_events(cycle) != NGX_OK) { |
| 2725 | 97 exit(2); |
| 98 } | |
| 99 | |
| 100 ngx_sprintf((u_char *) ngx_cache_manager_mutex_name, | |
| 101 "ngx_cache_manager_mutex_%s%Z", ngx_unique); | |
| 102 | |
| 103 ngx_cache_manager_mutex = CreateMutex(NULL, 0, | |
| 104 ngx_cache_manager_mutex_name); | |
| 105 if (ngx_cache_manager_mutex == NULL) { | |
| 106 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, | |
| 107 "CreateMutex(\"%s\") failed", ngx_cache_manager_mutex_name); | |
| 108 exit(2); | |
| 109 } | |
| 110 | |
| 111 | |
| 112 events[0] = ngx_stop_event; | |
| 113 events[1] = ngx_quit_event; | |
| 114 events[2] = ngx_reopen_event; | |
| 115 events[3] = ngx_reload_event; | |
| 116 | |
| 117 ngx_close_listening_sockets(cycle); | |
| 118 | |
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119 if (ngx_start_worker_processes(cycle, NGX_PROCESS_RESPAWN) == 0) { |
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120 exit(2); |
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121 } |
| 2725 | 122 |
| 123 timer = 0; | |
| 124 timeout = INFINITE; | |
| 125 | |
| 126 for ( ;; ) { | |
| 127 | |
| 128 nev = 4; | |
| 129 for (n = 0; n < ngx_last_process; n++) { | |
| 130 if (ngx_processes[n].handle) { | |
| 131 events[nev++] = ngx_processes[n].handle; | |
| 132 } | |
| 133 } | |
| 134 | |
| 135 if (timer) { | |
| 136 timeout = timer > ngx_current_msec ? timer - ngx_current_msec : 0; | |
| 137 } | |
| 138 | |
| 139 ev = WaitForMultipleObjects(nev, events, 0, timeout); | |
| 140 | |
| 141 err = ngx_errno; | |
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142 ngx_time_update(); |
| 2725 | 143 |
| 144 ngx_log_debug1(NGX_LOG_DEBUG_CORE, cycle->log, 0, | |
| 145 "master WaitForMultipleObjects: %ul", ev); | |
| 146 | |
| 147 if (ev == WAIT_OBJECT_0) { | |
| 148 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "exiting"); | |
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149 |
| 2725 | 150 if (ResetEvent(ngx_stop_event) == 0) { |
| 151 ngx_log_error(NGX_LOG_ALERT, cycle->log, 0, | |
| 152 "ResetEvent(\"%s\") failed", ngx_stop_event_name); | |
| 153 } | |
| 154 | |
| 155 if (timer == 0) { | |
| 156 timer = ngx_current_msec + 5000; | |
| 157 } | |
| 158 | |
| 159 ngx_terminate = 1; | |
| 160 ngx_quit_worker_processes(cycle, 0); | |
| 161 | |
| 162 continue; | |
| 163 } | |
| 164 | |
| 165 if (ev == WAIT_OBJECT_0 + 1) { | |
| 166 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "shutting down"); | |
| 167 | |
| 168 if (ResetEvent(ngx_quit_event) == 0) { | |
| 169 ngx_log_error(NGX_LOG_ALERT, cycle->log, 0, | |
| 170 "ResetEvent(\"%s\") failed", ngx_quit_event_name); | |
| 171 } | |
| 172 | |
| 173 ngx_quit = 1; | |
| 174 ngx_quit_worker_processes(cycle, 0); | |
| 175 | |
| 176 continue; | |
| 177 } | |
| 178 | |
| 179 if (ev == WAIT_OBJECT_0 + 2) { | |
| 180 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "reopening logs"); | |
| 181 | |
| 182 if (ResetEvent(ngx_reopen_event) == 0) { | |
| 183 ngx_log_error(NGX_LOG_ALERT, cycle->log, 0, | |
| 184 "ResetEvent(\"%s\") failed", | |
| 185 ngx_reopen_event_name); | |
| 186 } | |
| 187 | |
| 188 ngx_reopen_files(cycle, -1); | |
| 189 ngx_reopen_worker_processes(cycle); | |
| 190 | |
| 191 continue; | |
| 192 } | |
| 193 | |
| 194 if (ev == WAIT_OBJECT_0 + 3) { | |
| 195 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "reconfiguring"); | |
| 196 | |
| 197 if (ResetEvent(ngx_reload_event) == 0) { | |
| 198 ngx_log_error(NGX_LOG_ALERT, cycle->log, 0, | |
| 199 "ResetEvent(\"%s\") failed", | |
| 200 ngx_reload_event_name); | |
| 201 } | |
| 202 | |
| 2823 | 203 cycle = ngx_init_cycle(cycle); |
| 204 if (cycle == NULL) { | |
| 205 cycle = (ngx_cycle_t *) ngx_cycle; | |
| 206 continue; | |
| 207 } | |
| 208 | |
| 209 ngx_cycle = cycle; | |
| 210 | |
| 2928 | 211 ngx_close_listening_sockets(cycle); |
| 212 | |
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213 if (ngx_start_worker_processes(cycle, NGX_PROCESS_JUST_RESPAWN)) { |
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214 ngx_quit_worker_processes(cycle, 1); |
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215 } |
| 2725 | 216 |
| 217 continue; | |
| 218 } | |
| 219 | |
| 220 if (ev > WAIT_OBJECT_0 + 3 && ev < WAIT_OBJECT_0 + nev) { | |
| 221 | |
| 222 ngx_log_debug0(NGX_LOG_DEBUG_CORE, cycle->log, 0, "reap worker"); | |
| 223 | |
| 224 live = ngx_reap_worker(cycle, events[ev]); | |
| 225 | |
| 226 if (!live && (ngx_terminate || ngx_quit)) { | |
| 227 ngx_master_process_exit(cycle); | |
| 228 } | |
| 229 | |
| 230 continue; | |
| 231 } | |
| 232 | |
| 233 if (ev == WAIT_TIMEOUT) { | |
| 234 ngx_terminate_worker_processes(cycle); | |
| 235 | |
| 236 ngx_master_process_exit(cycle); | |
| 237 } | |
| 238 | |
| 239 if (ev == WAIT_FAILED) { | |
| 240 ngx_log_error(NGX_LOG_ALERT, cycle->log, err, | |
| 241 "WaitForMultipleObjects() failed"); | |
| 242 | |
| 243 continue; | |
| 244 } | |
| 245 | |
| 246 ngx_log_error(NGX_LOG_ALERT, cycle->log, 0, | |
| 247 "WaitForMultipleObjects() returned unexpected value %ul", ev); | |
| 248 } | |
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249 } |
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251 |
| 2725 | 252 static void |
| 253 ngx_console_init(ngx_cycle_t *cycle) | |
| 254 { | |
| 255 ngx_core_conf_t *ccf; | |
| 256 | |
| 257 ccf = (ngx_core_conf_t *) ngx_get_conf(cycle->conf_ctx, ngx_core_module); | |
| 258 | |
| 259 if (ccf->daemon) { | |
| 260 if (FreeConsole() == 0) { | |
| 261 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, | |
| 262 "FreeConsole() failed"); | |
| 263 } | |
| 264 | |
| 265 return; | |
| 266 } | |
| 267 | |
| 268 if (SetConsoleCtrlHandler(ngx_console_handler, 1) == 0) { | |
| 269 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, | |
| 270 "SetConsoleCtrlHandler() failed"); | |
| 271 } | |
| 272 } | |
| 273 | |
| 274 | |
| 275 static int __stdcall | |
| 276 ngx_console_handler(u_long type) | |
| 277 { | |
| 278 char *msg; | |
| 279 | |
| 280 switch (type) { | |
| 281 | |
| 282 case CTRL_C_EVENT: | |
| 283 msg = "Ctrl-C pressed, exiting"; | |
| 284 break; | |
| 285 | |
| 286 case CTRL_BREAK_EVENT: | |
| 287 msg = "Ctrl-Break pressed, exiting"; | |
| 288 break; | |
| 289 | |
| 290 case CTRL_CLOSE_EVENT: | |
| 291 msg = "console closing, exiting"; | |
| 292 break; | |
| 293 | |
| 294 case CTRL_LOGOFF_EVENT: | |
| 295 msg = "user logs off, exiting"; | |
| 296 break; | |
| 297 | |
| 298 default: | |
| 299 return 0; | |
| 300 } | |
| 301 | |
| 302 ngx_log_error(NGX_LOG_NOTICE, ngx_cycle->log, 0, msg); | |
| 303 | |
| 304 if (ngx_stop_event == NULL) { | |
| 305 return 1; | |
| 306 } | |
| 307 | |
| 308 if (SetEvent(ngx_stop_event) == 0) { | |
| 309 ngx_log_error(NGX_LOG_ALERT, ngx_cycle->log, 0, | |
| 310 "SetEvent(\"%s\") failed", ngx_stop_event_name); | |
| 2627 | 311 } |
| 312 | |
| 2725 | 313 return 1; |
| 314 } | |
| 315 | |
| 316 | |
| 317 static ngx_int_t | |
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318 ngx_create_signal_events(ngx_cycle_t *cycle) |
| 2725 | 319 { |
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320 ngx_sprintf((u_char *) ngx_stop_event_name, |
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321 "Global\\ngx_stop_%s%Z", ngx_unique); |
| 2725 | 322 |
| 323 ngx_stop_event = CreateEvent(NULL, 1, 0, ngx_stop_event_name); | |
| 324 if (ngx_stop_event == NULL) { | |
| 325 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, | |
| 326 "CreateEvent(\"%s\") failed", ngx_stop_event_name); | |
| 327 return NGX_ERROR; | |
| 328 } | |
| 329 | |
| 330 | |
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331 ngx_sprintf((u_char *) ngx_quit_event_name, |
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332 "Global\\ngx_quit_%s%Z", ngx_unique); |
| 2725 | 333 |
| 334 ngx_quit_event = CreateEvent(NULL, 1, 0, ngx_quit_event_name); | |
| 335 if (ngx_quit_event == NULL) { | |
| 336 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, | |
| 337 "CreateEvent(\"%s\") failed", ngx_quit_event_name); | |
| 338 return NGX_ERROR; | |
| 339 } | |
| 340 | |
| 341 | |
| 342 ngx_sprintf((u_char *) ngx_reopen_event_name, | |
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343 "Global\\ngx_reopen_%s%Z", ngx_unique); |
| 2725 | 344 |
| 345 ngx_reopen_event = CreateEvent(NULL, 1, 0, ngx_reopen_event_name); | |
| 346 if (ngx_reopen_event == NULL) { | |
| 347 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, | |
| 348 "CreateEvent(\"%s\") failed", ngx_reopen_event_name); | |
| 349 return NGX_ERROR; | |
| 350 } | |
| 351 | |
| 352 | |
| 353 ngx_sprintf((u_char *) ngx_reload_event_name, | |
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354 "Global\\ngx_reload_%s%Z", ngx_unique); |
| 2725 | 355 |
| 356 ngx_reload_event = CreateEvent(NULL, 1, 0, ngx_reload_event_name); | |
| 357 if (ngx_reload_event == NULL) { | |
| 358 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, | |
| 359 "CreateEvent(\"%s\") failed", ngx_reload_event_name); | |
| 360 return NGX_ERROR; | |
| 361 } | |
| 362 | |
| 363 return NGX_OK; | |
| 364 } | |
| 365 | |
| 366 | |
|
2922
f0604d0b28a6
*) exit if no workers could not be started
Igor Sysoev <igor@sysoev.ru>
parents:
2921
diff
changeset
|
367 static ngx_int_t |
| 2725 | 368 ngx_start_worker_processes(ngx_cycle_t *cycle, ngx_int_t type) |
| 369 { | |
| 370 ngx_int_t n; | |
| 371 ngx_core_conf_t *ccf; | |
| 372 | |
| 373 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "start worker processes"); | |
| 374 | |
| 375 ccf = (ngx_core_conf_t *) ngx_get_conf(cycle->conf_ctx, ngx_core_module); | |
| 376 | |
| 377 for (n = 0; n < ccf->worker_processes; n++) { | |
| 378 if (ngx_spawn_process(cycle, "worker", type) == NGX_INVALID_PID) { | |
|
2922
f0604d0b28a6
*) exit if no workers could not be started
Igor Sysoev <igor@sysoev.ru>
parents:
2921
diff
changeset
|
379 break; |
| 2725 | 380 } |
| 381 } | |
|
2922
f0604d0b28a6
*) exit if no workers could not be started
Igor Sysoev <igor@sysoev.ru>
parents:
2921
diff
changeset
|
382 |
|
f0604d0b28a6
*) exit if no workers could not be started
Igor Sysoev <igor@sysoev.ru>
parents:
2921
diff
changeset
|
383 return n; |
| 2627 | 384 } |
| 385 | |
| 386 | |
| 2725 | 387 static void |
| 388 ngx_reopen_worker_processes(ngx_cycle_t *cycle) | |
| 389 { | |
| 390 ngx_int_t n; | |
| 391 | |
| 392 for (n = 0; n < ngx_last_process; n++) { | |
| 393 | |
| 394 if (ngx_processes[n].handle == NULL) { | |
| 395 continue; | |
| 396 } | |
| 397 | |
| 398 if (SetEvent(ngx_processes[n].reopen) == 0) { | |
| 399 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, | |
| 400 "SetEvent(\"%s\") failed", | |
| 401 ngx_processes[n].reopen_event); | |
| 402 } | |
| 403 } | |
| 404 } | |
| 405 | |
| 406 | |
| 407 static void | |
| 408 ngx_quit_worker_processes(ngx_cycle_t *cycle, ngx_uint_t old) | |
| 2627 | 409 { |
| 2725 | 410 ngx_int_t n; |
| 411 | |
| 412 for (n = 0; n < ngx_last_process; n++) { | |
| 413 | |
| 414 ngx_log_debug5(NGX_LOG_DEBUG_CORE, cycle->log, 0, | |
| 2921 | 415 "process: %d %P %p e:%d j:%d", |
| 2725 | 416 n, |
| 417 ngx_processes[n].pid, | |
| 418 ngx_processes[n].handle, | |
| 419 ngx_processes[n].exiting, | |
|
3016
d82993af1da0
introduce NGX_PROCESS_JUST_SPAWN and change field name accordingly
Igor Sysoev <igor@sysoev.ru>
parents:
2928
diff
changeset
|
420 ngx_processes[n].just_spawn); |
| 2725 | 421 |
|
3016
d82993af1da0
introduce NGX_PROCESS_JUST_SPAWN and change field name accordingly
Igor Sysoev <igor@sysoev.ru>
parents:
2928
diff
changeset
|
422 if (old && ngx_processes[n].just_spawn) { |
|
d82993af1da0
introduce NGX_PROCESS_JUST_SPAWN and change field name accordingly
Igor Sysoev <igor@sysoev.ru>
parents:
2928
diff
changeset
|
423 ngx_processes[n].just_spawn = 0; |
| 2725 | 424 continue; |
| 425 } | |
| 426 | |
| 427 if (ngx_processes[n].handle == NULL) { | |
| 428 continue; | |
| 429 } | |
| 430 | |
| 431 if (SetEvent(ngx_processes[n].quit) == 0) { | |
| 432 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, | |
| 433 "SetEvent(\"%s\") failed", | |
| 434 ngx_processes[n].quit_event); | |
| 435 } | |
| 436 | |
| 437 ngx_processes[n].exiting = 1; | |
| 438 } | |
| 439 } | |
| 440 | |
| 441 | |
| 442 static void | |
| 443 ngx_terminate_worker_processes(ngx_cycle_t *cycle) | |
| 444 { | |
| 445 ngx_int_t n; | |
| 446 | |
| 447 for (n = 0; n < ngx_last_process; n++) { | |
| 448 | |
| 449 if (ngx_processes[n].handle == NULL) { | |
| 450 continue; | |
| 451 } | |
| 452 | |
| 453 if (TerminateProcess(ngx_processes[n].handle, 0) == 0) { | |
| 454 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, | |
| 455 "TerminateProcess(\"%p\") failed", | |
| 456 ngx_processes[n].handle); | |
| 457 } | |
| 458 | |
| 459 ngx_processes[n].exiting = 1; | |
| 2627 | 460 |
| 2725 | 461 ngx_close_handle(ngx_processes[n].reopen); |
| 462 ngx_close_handle(ngx_processes[n].quit); | |
| 463 ngx_close_handle(ngx_processes[n].term); | |
| 464 ngx_close_handle(ngx_processes[n].handle); | |
| 465 } | |
| 466 } | |
| 467 | |
| 468 | |
| 469 static ngx_uint_t | |
| 470 ngx_reap_worker(ngx_cycle_t *cycle, HANDLE h) | |
| 471 { | |
| 472 u_long code; | |
| 473 ngx_int_t n; | |
| 474 | |
| 475 for (n = 0; n < ngx_last_process; n++) { | |
| 476 | |
| 477 if (ngx_processes[n].handle != h) { | |
| 478 continue; | |
| 479 } | |
| 480 | |
| 481 if (GetExitCodeProcess(h, &code) == 0) { | |
|
2908
234a8248812c
log GetExitCodeProcess()'s errno
Igor Sysoev <igor@sysoev.ru>
parents:
2823
diff
changeset
|
482 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, |
| 2725 | 483 "GetExitCodeProcess(%P) failed", |
| 484 ngx_processes[n].pid); | |
| 485 } | |
| 486 | |
| 487 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, | |
|
6509
7640d6c213e1
Removed redundant "u" format specifier.
Ruslan Ermilov <ru@nginx.com>
parents:
6483
diff
changeset
|
488 "%s process %P exited with code %Xl", |
| 2725 | 489 ngx_processes[n].name, ngx_processes[n].pid, code); |
| 490 | |
| 491 ngx_close_handle(ngx_processes[n].reopen); | |
| 492 ngx_close_handle(ngx_processes[n].quit); | |
| 493 ngx_close_handle(ngx_processes[n].term); | |
| 494 ngx_close_handle(h); | |
| 2627 | 495 |
| 2725 | 496 ngx_processes[n].handle = NULL; |
| 497 ngx_processes[n].term = NULL; | |
| 498 ngx_processes[n].quit = NULL; | |
| 499 ngx_processes[n].reopen = NULL; | |
| 500 | |
| 501 if (!ngx_processes[n].exiting && !ngx_terminate && !ngx_quit) { | |
| 502 | |
| 503 if (ngx_spawn_process(cycle, ngx_processes[n].name, n) | |
| 504 == NGX_INVALID_PID) | |
| 505 { | |
| 506 ngx_log_error(NGX_LOG_ALERT, cycle->log, 0, | |
|
4133
59b99f217c6d
Replaced "can not" with "cannot" and "could not" in a bunch of places.
Ruslan Ermilov <ru@nginx.com>
parents:
3751
diff
changeset
|
507 "could not respawn %s", ngx_processes[n].name); |
| 2725 | 508 |
| 509 if (n == ngx_last_process - 1) { | |
| 510 ngx_last_process--; | |
| 511 } | |
| 512 } | |
| 513 } | |
| 2627 | 514 |
| 2725 | 515 goto found; |
| 516 } | |
| 517 | |
| 518 ngx_log_error(NGX_LOG_ALERT, cycle->log, 0, "unknown process handle %p", h); | |
| 519 | |
| 520 found: | |
| 521 | |
| 522 for (n = 0; n < ngx_last_process; n++) { | |
| 523 | |
| 524 ngx_log_debug5(NGX_LOG_DEBUG_CORE, cycle->log, 0, | |
| 2921 | 525 "process: %d %P %p e:%d j:%d", |
| 2725 | 526 n, |
| 527 ngx_processes[n].pid, | |
| 528 ngx_processes[n].handle, | |
| 529 ngx_processes[n].exiting, | |
|
3016
d82993af1da0
introduce NGX_PROCESS_JUST_SPAWN and change field name accordingly
Igor Sysoev <igor@sysoev.ru>
parents:
2928
diff
changeset
|
530 ngx_processes[n].just_spawn); |
| 2725 | 531 |
| 532 if (ngx_processes[n].handle) { | |
| 533 return 1; | |
| 534 } | |
| 2627 | 535 } |
| 536 | |
| 537 return 0; | |
| 538 } | |
| 539 | |
| 540 | |
| 541 static void | |
| 2725 | 542 ngx_master_process_exit(ngx_cycle_t *cycle) |
| 543 { | |
| 544 ngx_uint_t i; | |
| 545 | |
| 546 ngx_delete_pidfile(cycle); | |
| 547 | |
| 548 ngx_close_handle(ngx_cache_manager_mutex); | |
| 549 ngx_close_handle(ngx_stop_event); | |
| 550 ngx_close_handle(ngx_quit_event); | |
| 551 ngx_close_handle(ngx_reopen_event); | |
| 552 ngx_close_handle(ngx_reload_event); | |
| 553 ngx_close_handle(ngx_master_process_event); | |
| 554 | |
| 555 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "exit"); | |
| 556 | |
|
6379
cf5e822cf470
Dynamic modules: changed ngx_modules to cycle->modules.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6220
diff
changeset
|
557 for (i = 0; cycle->modules[i]; i++) { |
|
cf5e822cf470
Dynamic modules: changed ngx_modules to cycle->modules.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6220
diff
changeset
|
558 if (cycle->modules[i]->exit_master) { |
|
cf5e822cf470
Dynamic modules: changed ngx_modules to cycle->modules.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6220
diff
changeset
|
559 cycle->modules[i]->exit_master(cycle); |
| 2725 | 560 } |
| 561 } | |
| 562 | |
| 563 ngx_destroy_pool(cycle->pool); | |
| 564 | |
| 565 exit(0); | |
| 566 } | |
| 567 | |
| 568 | |
| 569 static void | |
| 570 ngx_worker_process_cycle(ngx_cycle_t *cycle, char *mevn) | |
| 2627 | 571 { |
| 2725 | 572 char wtevn[NGX_PROCESS_SYNC_NAME]; |
| 573 char wqevn[NGX_PROCESS_SYNC_NAME]; | |
| 574 char wroevn[NGX_PROCESS_SYNC_NAME]; | |
| 575 HANDLE mev, events[3]; | |
| 576 u_long nev, ev; | |
| 577 ngx_err_t err; | |
|
3352
5c43621c580a
a cache manager thread handle was overwritten by a cache loader thread handle,
Igor Sysoev <igor@sysoev.ru>
parents:
3035
diff
changeset
|
578 ngx_tid_t wtid, cmtid, cltid; |
| 2725 | 579 ngx_log_t *log; |
| 580 | |
| 581 log = cycle->log; | |
| 582 | |
| 583 ngx_log_debug0(NGX_LOG_DEBUG_CORE, log, 0, "worker started"); | |
| 584 | |
|
6482
2b7dacb381ed
Fixed ngx_pid_t formatting in ngx_sprintf() and logging.
Sergey Kandaurov <pluknet@nginx.com>
parents:
6379
diff
changeset
|
585 ngx_sprintf((u_char *) wtevn, "ngx_worker_term_%P%Z", ngx_pid); |
| 2725 | 586 events[0] = CreateEvent(NULL, 1, 0, wtevn); |
| 587 if (events[0] == NULL) { | |
| 588 ngx_log_error(NGX_LOG_ALERT, log, ngx_errno, | |
| 589 "CreateEvent(\"%s\") failed", wtevn); | |
| 590 goto failed; | |
| 591 } | |
| 592 | |
|
6482
2b7dacb381ed
Fixed ngx_pid_t formatting in ngx_sprintf() and logging.
Sergey Kandaurov <pluknet@nginx.com>
parents:
6379
diff
changeset
|
593 ngx_sprintf((u_char *) wqevn, "ngx_worker_quit_%P%Z", ngx_pid); |
| 2725 | 594 events[1] = CreateEvent(NULL, 1, 0, wqevn); |
| 595 if (events[1] == NULL) { | |
| 596 ngx_log_error(NGX_LOG_ALERT, log, ngx_errno, | |
| 597 "CreateEvent(\"%s\") failed", wqevn); | |
| 598 goto failed; | |
| 599 } | |
| 600 | |
|
6482
2b7dacb381ed
Fixed ngx_pid_t formatting in ngx_sprintf() and logging.
Sergey Kandaurov <pluknet@nginx.com>
parents:
6379
diff
changeset
|
601 ngx_sprintf((u_char *) wroevn, "ngx_worker_reopen_%P%Z", ngx_pid); |
| 2725 | 602 events[2] = CreateEvent(NULL, 1, 0, wroevn); |
| 603 if (events[2] == NULL) { | |
| 604 ngx_log_error(NGX_LOG_ALERT, log, ngx_errno, | |
| 605 "CreateEvent(\"%s\") failed", wroevn); | |
| 606 goto failed; | |
| 607 } | |
| 608 | |
| 609 mev = OpenEvent(EVENT_MODIFY_STATE, 0, mevn); | |
| 610 if (mev == NULL) { | |
| 611 ngx_log_error(NGX_LOG_ALERT, log, ngx_errno, | |
| 612 "OpenEvent(\"%s\") failed", mevn); | |
| 613 goto failed; | |
| 614 } | |
| 615 | |
| 616 if (SetEvent(mev) == 0) { | |
| 617 ngx_log_error(NGX_LOG_ALERT, log, ngx_errno, | |
| 618 "SetEvent(\"%s\") failed", mevn); | |
| 619 goto failed; | |
| 620 } | |
| 621 | |
| 622 | |
| 623 ngx_sprintf((u_char *) ngx_cache_manager_mutex_name, | |
| 624 "ngx_cache_manager_mutex_%s%Z", ngx_unique); | |
| 625 | |
| 626 ngx_cache_manager_mutex = OpenMutex(SYNCHRONIZE, 0, | |
| 627 ngx_cache_manager_mutex_name); | |
| 628 if (ngx_cache_manager_mutex == NULL) { | |
| 629 ngx_log_error(NGX_LOG_ALERT, log, ngx_errno, | |
| 630 "OpenMutex(\"%s\") failed", ngx_cache_manager_mutex_name); | |
| 631 goto failed; | |
| 632 } | |
| 633 | |
| 634 ngx_cache_manager_event = CreateEvent(NULL, 1, 0, NULL); | |
| 635 if (ngx_cache_manager_event == NULL) { | |
| 636 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, | |
| 637 "CreateEvent(\"ngx_cache_manager_event\") failed"); | |
| 638 goto failed; | |
| 639 } | |
| 640 | |
| 641 | |
| 642 if (ngx_create_thread(&wtid, ngx_worker_thread, NULL, log) != 0) { | |
| 643 goto failed; | |
| 644 } | |
| 645 | |
| 646 if (ngx_create_thread(&cmtid, ngx_cache_manager_thread, NULL, log) != 0) { | |
| 647 goto failed; | |
| 648 } | |
| 649 | |
|
3352
5c43621c580a
a cache manager thread handle was overwritten by a cache loader thread handle,
Igor Sysoev <igor@sysoev.ru>
parents:
3035
diff
changeset
|
650 if (ngx_create_thread(&cltid, ngx_cache_loader_thread, NULL, log) != 0) { |
| 3022 | 651 goto failed; |
| 652 } | |
| 653 | |
| 2725 | 654 for ( ;; ) { |
| 655 ev = WaitForMultipleObjects(3, events, 0, INFINITE); | |
| 656 | |
| 657 err = ngx_errno; | |
|
3475
ab353d7dc182
*) introduce ngx_time_sigsafe_update() to update the error log time only
Igor Sysoev <igor@sysoev.ru>
parents:
3474
diff
changeset
|
658 ngx_time_update(); |
| 461 | 659 |
| 2725 | 660 ngx_log_debug1(NGX_LOG_DEBUG_CORE, log, 0, |
| 661 "worker WaitForMultipleObjects: %ul", ev); | |
| 662 | |
| 663 if (ev == WAIT_OBJECT_0) { | |
| 664 ngx_terminate = 1; | |
| 665 ngx_log_error(NGX_LOG_NOTICE, log, 0, "exiting"); | |
| 666 | |
| 667 if (ResetEvent(events[0]) == 0) { | |
| 668 ngx_log_error(NGX_LOG_ALERT, log, 0, | |
| 669 "ResetEvent(\"%s\") failed", wtevn); | |
| 670 } | |
| 671 | |
| 672 break; | |
| 673 } | |
| 674 | |
| 675 if (ev == WAIT_OBJECT_0 + 1) { | |
| 676 ngx_quit = 1; | |
| 677 ngx_log_error(NGX_LOG_NOTICE, log, 0, "gracefully shutting down"); | |
| 678 break; | |
| 679 } | |
| 680 | |
| 681 if (ev == WAIT_OBJECT_0 + 2) { | |
| 682 ngx_reopen = 1; | |
| 683 ngx_log_error(NGX_LOG_NOTICE, log, 0, "reopening logs"); | |
| 684 | |
| 685 if (ResetEvent(events[2]) == 0) { | |
| 686 ngx_log_error(NGX_LOG_ALERT, log, 0, | |
| 687 "ResetEvent(\"%s\") failed", wroevn); | |
| 688 } | |
| 689 | |
| 690 continue; | |
| 691 } | |
| 692 | |
| 693 if (ev == WAIT_FAILED) { | |
| 694 ngx_log_error(NGX_LOG_ALERT, log, err, | |
| 695 "WaitForMultipleObjects() failed"); | |
| 696 | |
| 697 goto failed; | |
| 698 } | |
| 699 } | |
| 700 | |
| 701 /* wait threads */ | |
| 461 | 702 |
| 2725 | 703 if (SetEvent(ngx_cache_manager_event) == 0) { |
| 704 ngx_log_error(NGX_LOG_ALERT, log, ngx_errno, | |
| 705 "SetEvent(\"ngx_cache_manager_event\") failed"); | |
| 706 } | |
| 707 | |
| 708 events[1] = wtid; | |
| 709 events[2] = cmtid; | |
| 710 | |
| 711 nev = 3; | |
| 712 | |
| 713 for ( ;; ) { | |
| 714 ev = WaitForMultipleObjects(nev, events, 0, INFINITE); | |
| 715 | |
| 716 err = ngx_errno; | |
|
3475
ab353d7dc182
*) introduce ngx_time_sigsafe_update() to update the error log time only
Igor Sysoev <igor@sysoev.ru>
parents:
3474
diff
changeset
|
717 ngx_time_update(); |
| 2725 | 718 |
| 719 ngx_log_debug1(NGX_LOG_DEBUG_CORE, log, 0, | |
| 720 "worker exit WaitForMultipleObjects: %ul", ev); | |
| 721 | |
| 722 if (ev == WAIT_OBJECT_0) { | |
| 723 break; | |
| 724 } | |
| 725 | |
| 726 if (ev == WAIT_OBJECT_0 + 1) { | |
| 727 if (nev == 2) { | |
| 728 break; | |
| 729 } | |
| 730 | |
| 731 events[1] = events[2]; | |
| 732 nev = 2; | |
| 733 continue; | |
| 734 } | |
| 735 | |
| 736 if (ev == WAIT_OBJECT_0 + 2) { | |
| 737 nev = 2; | |
| 738 continue; | |
| 739 } | |
| 740 | |
| 741 if (ev == WAIT_FAILED) { | |
| 742 ngx_log_error(NGX_LOG_ALERT, log, err, | |
| 743 "WaitForMultipleObjects() failed"); | |
| 744 break; | |
| 745 } | |
| 461 | 746 } |
| 747 | |
| 2725 | 748 ngx_close_handle(ngx_cache_manager_event); |
| 749 ngx_close_handle(events[0]); | |
| 750 ngx_close_handle(events[1]); | |
| 751 ngx_close_handle(events[2]); | |
| 752 ngx_close_handle(mev); | |
| 753 | |
| 754 ngx_worker_process_exit(cycle); | |
| 755 | |
| 756 failed: | |
| 757 | |
| 758 exit(2); | |
| 759 } | |
| 760 | |
| 761 | |
| 762 static ngx_thread_value_t __stdcall | |
| 763 ngx_worker_thread(void *data) | |
| 764 { | |
|
6220
5e6142609e48
Core: idle connections now closed only once on exiting.
Valentin Bartenev <vbart@nginx.com>
parents:
6151
diff
changeset
|
765 ngx_int_t n; |
|
6651
7d4e33092e2a
Always seed PRNG with PID, seconds, and milliseconds.
Ruslan Ermilov <ru@nginx.com>
parents:
6649
diff
changeset
|
766 ngx_time_t *tp; |
|
6220
5e6142609e48
Core: idle connections now closed only once on exiting.
Valentin Bartenev <vbart@nginx.com>
parents:
6151
diff
changeset
|
767 ngx_cycle_t *cycle; |
| 2725 | 768 |
|
6651
7d4e33092e2a
Always seed PRNG with PID, seconds, and milliseconds.
Ruslan Ermilov <ru@nginx.com>
parents:
6649
diff
changeset
|
769 tp = ngx_timeofday(); |
|
7d4e33092e2a
Always seed PRNG with PID, seconds, and milliseconds.
Ruslan Ermilov <ru@nginx.com>
parents:
6649
diff
changeset
|
770 srand((ngx_pid << 16) ^ (unsigned) tp->sec ^ tp->msec); |
|
6649
09c918460cc6
Win32: added per-thread random seeding.
Ruslan Ermilov <ru@nginx.com>
parents:
6509
diff
changeset
|
771 |
| 2725 | 772 cycle = (ngx_cycle_t *) ngx_cycle; |
| 773 | |
|
6379
cf5e822cf470
Dynamic modules: changed ngx_modules to cycle->modules.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6220
diff
changeset
|
774 for (n = 0; cycle->modules[n]; n++) { |
|
cf5e822cf470
Dynamic modules: changed ngx_modules to cycle->modules.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6220
diff
changeset
|
775 if (cycle->modules[n]->init_process) { |
|
cf5e822cf470
Dynamic modules: changed ngx_modules to cycle->modules.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6220
diff
changeset
|
776 if (cycle->modules[n]->init_process(cycle) == NGX_ERROR) { |
| 2725 | 777 /* fatal */ |
| 778 exit(2); | |
| 779 } | |
| 780 } | |
| 781 } | |
| 782 | |
| 783 while (!ngx_quit) { | |
| 784 | |
| 785 if (ngx_exiting) { | |
|
6929
3069dd358ba2
Cancelable timers are now preserved if there are other timers.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6727
diff
changeset
|
786 if (ngx_event_no_timers_left() == NGX_OK) { |
| 2725 | 787 break; |
| 788 } | |
| 789 } | |
| 790 | |
| 791 ngx_log_debug0(NGX_LOG_DEBUG_CORE, cycle->log, 0, "worker cycle"); | |
| 792 | |
| 793 ngx_process_events_and_timers(cycle); | |
| 794 | |
| 795 if (ngx_terminate) { | |
| 796 return 0; | |
| 797 } | |
| 798 | |
| 799 if (ngx_quit) { | |
| 800 ngx_quit = 0; | |
| 801 | |
| 802 if (!ngx_exiting) { | |
|
6220
5e6142609e48
Core: idle connections now closed only once on exiting.
Valentin Bartenev <vbart@nginx.com>
parents:
6151
diff
changeset
|
803 ngx_exiting = 1; |
|
6930
97c99bb43737
Introduced worker_shutdown_timeout.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6929
diff
changeset
|
804 ngx_set_shutdown_timer(cycle); |
| 2725 | 805 ngx_close_listening_sockets(cycle); |
|
6220
5e6142609e48
Core: idle connections now closed only once on exiting.
Valentin Bartenev <vbart@nginx.com>
parents:
6151
diff
changeset
|
806 ngx_close_idle_connections(cycle); |
| 2725 | 807 } |
| 808 } | |
| 809 | |
| 810 if (ngx_reopen) { | |
| 811 ngx_reopen = 0; | |
| 812 ngx_reopen_files(cycle, -1); | |
| 813 } | |
| 814 } | |
| 815 | |
| 816 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "exiting"); | |
| 817 | |
| 818 return 0; | |
| 819 } | |
| 820 | |
| 821 | |
| 822 static void | |
| 823 ngx_worker_process_exit(ngx_cycle_t *cycle) | |
| 824 { | |
| 825 ngx_uint_t i; | |
| 826 ngx_connection_t *c; | |
| 827 | |
| 828 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "exit"); | |
| 829 | |
|
6379
cf5e822cf470
Dynamic modules: changed ngx_modules to cycle->modules.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6220
diff
changeset
|
830 for (i = 0; cycle->modules[i]; i++) { |
|
cf5e822cf470
Dynamic modules: changed ngx_modules to cycle->modules.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6220
diff
changeset
|
831 if (cycle->modules[i]->exit_process) { |
|
cf5e822cf470
Dynamic modules: changed ngx_modules to cycle->modules.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6220
diff
changeset
|
832 cycle->modules[i]->exit_process(cycle); |
| 2725 | 833 } |
| 834 } | |
| 835 | |
| 836 if (ngx_exiting) { | |
| 837 c = cycle->connections; | |
| 838 for (i = 0; i < cycle->connection_n; i++) { | |
|
5360
3d2d3e1cf427
Win32: MinGW GCC compatibility.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4870
diff
changeset
|
839 if (c[i].fd != (ngx_socket_t) -1 |
| 2725 | 840 && c[i].read |
| 841 && !c[i].read->accept | |
| 842 && !c[i].read->channel | |
| 843 && !c[i].read->resolver) | |
| 844 { | |
| 845 ngx_log_error(NGX_LOG_ALERT, cycle->log, 0, | |
|
5601
e45fa57ef725
Added connection serial number in logging of left open sockets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
5452
diff
changeset
|
846 "*%uA open socket #%d left in connection %ui", |
|
e45fa57ef725
Added connection serial number in logging of left open sockets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
5452
diff
changeset
|
847 c[i].number, c[i].fd, i); |
| 2725 | 848 } |
| 849 } | |
| 461 | 850 } |
| 851 | |
| 2725 | 852 ngx_destroy_pool(cycle->pool); |
| 853 | |
| 854 exit(0); | |
| 855 } | |
| 856 | |
| 857 | |
| 858 static ngx_thread_value_t __stdcall | |
| 859 ngx_cache_manager_thread(void *data) | |
| 860 { | |
| 861 u_long ev; | |
| 862 HANDLE events[2]; | |
| 863 ngx_err_t err; | |
| 864 ngx_cycle_t *cycle; | |
| 865 | |
| 866 cycle = (ngx_cycle_t *) ngx_cycle; | |
| 867 | |
| 868 events[0] = ngx_cache_manager_event; | |
| 869 events[1] = ngx_cache_manager_mutex; | |
| 870 | |
| 871 for ( ;; ) { | |
| 872 ev = WaitForMultipleObjects(2, events, 0, INFINITE); | |
| 873 | |
| 874 err = ngx_errno; | |
|
3475
ab353d7dc182
*) introduce ngx_time_sigsafe_update() to update the error log time only
Igor Sysoev <igor@sysoev.ru>
parents:
3474
diff
changeset
|
875 ngx_time_update(); |
| 2725 | 876 |
| 877 ngx_log_debug1(NGX_LOG_DEBUG_CORE, cycle->log, 0, | |
| 878 "cache manager WaitForMultipleObjects: %ul", ev); | |
| 879 | |
| 880 if (ev == WAIT_FAILED) { | |
| 881 ngx_log_error(NGX_LOG_ALERT, cycle->log, err, | |
| 882 "WaitForMultipleObjects() failed"); | |
| 883 } | |
| 884 | |
| 885 /* | |
| 886 * ev == WAIT_OBJECT_0 | |
| 887 * ev == WAIT_OBJECT_0 + 1 | |
| 888 * ev == WAIT_ABANDONED_0 + 1 | |
| 889 */ | |
| 890 | |
|
5633
b74f1106f920
Win32: fixed cpu hog by cache manager on exit (ticket #514).
Maxim Dounin <mdounin@mdounin.ru>
parents:
5601
diff
changeset
|
891 if (ngx_terminate || ngx_quit || ngx_exiting) { |
| 2725 | 892 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "exiting"); |
| 893 return 0; | |
| 894 } | |
| 895 | |
| 3021 | 896 break; |
| 2725 | 897 } |
| 898 | |
| 899 for ( ;; ) { | |
| 900 | |
|
5633
b74f1106f920
Win32: fixed cpu hog by cache manager on exit (ticket #514).
Maxim Dounin <mdounin@mdounin.ru>
parents:
5601
diff
changeset
|
901 if (ngx_terminate || ngx_quit || ngx_exiting) { |
| 2725 | 902 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "exiting"); |
| 903 break; | |
| 904 } | |
| 905 | |
| 906 ngx_cache_manager_process_handler(); | |
| 907 } | |
| 908 | |
| 909 if (ReleaseMutex(ngx_cache_manager_mutex) == 0) { | |
| 910 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, | |
| 911 "ReleaseMutex() failed"); | |
| 912 } | |
| 913 | |
| 914 return 0; | |
| 915 } | |
| 916 | |
| 917 | |
| 918 static void | |
| 919 ngx_cache_manager_process_handler(void) | |
| 920 { | |
| 921 u_long ev; | |
| 922 ngx_uint_t i; | |
|
6727
ca709bca4b77
Cache: cache manager limits.
Dmitry Volyntsev <xeioex@nginx.com>
parents:
6651
diff
changeset
|
923 ngx_msec_t next, n; |
| 2725 | 924 ngx_path_t **path; |
| 925 | |
|
6727
ca709bca4b77
Cache: cache manager limits.
Dmitry Volyntsev <xeioex@nginx.com>
parents:
6651
diff
changeset
|
926 next = 60 * 60 * 1000; |
| 2725 | 927 |
|
4870
8a9b7b4e9f2d
Correct plural form for "path" in the whole source base.
Andrey Belov <defan@nginx.com>
parents:
4412
diff
changeset
|
928 path = ngx_cycle->paths.elts; |
|
8a9b7b4e9f2d
Correct plural form for "path" in the whole source base.
Andrey Belov <defan@nginx.com>
parents:
4412
diff
changeset
|
929 for (i = 0; i < ngx_cycle->paths.nelts; i++) { |
| 2725 | 930 |
| 931 if (path[i]->manager) { | |
| 932 n = path[i]->manager(path[i]->data); | |
| 933 | |
| 934 next = (n <= next) ? n : next; | |
| 935 | |
|
3475
ab353d7dc182
*) introduce ngx_time_sigsafe_update() to update the error log time only
Igor Sysoev <igor@sysoev.ru>
parents:
3474
diff
changeset
|
936 ngx_time_update(); |
| 2725 | 937 } |
| 938 } | |
| 939 | |
| 940 if (next == 0) { | |
| 941 next = 1; | |
| 942 } | |
| 943 | |
|
6727
ca709bca4b77
Cache: cache manager limits.
Dmitry Volyntsev <xeioex@nginx.com>
parents:
6651
diff
changeset
|
944 ev = WaitForSingleObject(ngx_cache_manager_event, (u_long) next); |
| 2725 | 945 |
| 946 if (ev != WAIT_TIMEOUT) { | |
| 947 | |
|
3475
ab353d7dc182
*) introduce ngx_time_sigsafe_update() to update the error log time only
Igor Sysoev <igor@sysoev.ru>
parents:
3474
diff
changeset
|
948 ngx_time_update(); |
| 2725 | 949 |
| 950 ngx_log_debug1(NGX_LOG_DEBUG_CORE, ngx_cycle->log, 0, | |
| 951 "cache manager WaitForSingleObject: %ul", ev); | |
| 952 } | |
| 953 } | |
| 954 | |
| 955 | |
| 3022 | 956 static ngx_thread_value_t __stdcall |
| 957 ngx_cache_loader_thread(void *data) | |
| 958 { | |
| 959 ngx_uint_t i; | |
| 960 ngx_path_t **path; | |
| 961 ngx_cycle_t *cycle; | |
| 962 | |
| 963 ngx_msleep(60000); | |
| 964 | |
| 965 cycle = (ngx_cycle_t *) ngx_cycle; | |
| 966 | |
|
4870
8a9b7b4e9f2d
Correct plural form for "path" in the whole source base.
Andrey Belov <defan@nginx.com>
parents:
4412
diff
changeset
|
967 path = cycle->paths.elts; |
|
8a9b7b4e9f2d
Correct plural form for "path" in the whole source base.
Andrey Belov <defan@nginx.com>
parents:
4412
diff
changeset
|
968 for (i = 0; i < cycle->paths.nelts; i++) { |
| 3022 | 969 |
|
5633
b74f1106f920
Win32: fixed cpu hog by cache manager on exit (ticket #514).
Maxim Dounin <mdounin@mdounin.ru>
parents:
5601
diff
changeset
|
970 if (ngx_terminate || ngx_quit || ngx_exiting) { |
| 3022 | 971 break; |
| 972 } | |
| 973 | |
| 974 if (path[i]->loader) { | |
| 975 path[i]->loader(path[i]->data); | |
|
3475
ab353d7dc182
*) introduce ngx_time_sigsafe_update() to update the error log time only
Igor Sysoev <igor@sysoev.ru>
parents:
3474
diff
changeset
|
976 ngx_time_update(); |
| 3022 | 977 } |
| 978 } | |
| 979 | |
| 980 return 0; | |
| 981 } | |
| 982 | |
| 983 | |
| 2725 | 984 void |
| 985 ngx_single_process_cycle(ngx_cycle_t *cycle) | |
| 986 { | |
| 987 ngx_tid_t tid; | |
| 988 | |
| 989 ngx_console_init(cycle); | |
| 990 | |
|
3751
a4755d4fd91b
add "Global\" prefix for signal events
Igor Sysoev <igor@sysoev.ru>
parents:
3475
diff
changeset
|
991 if (ngx_create_signal_events(cycle) != NGX_OK) { |
| 461 | 992 exit(2); |
| 993 } | |
| 994 | |
| 2725 | 995 if (ngx_create_thread(&tid, ngx_worker_thread, NULL, cycle->log) != 0) { |
| 461 | 996 /* fatal */ |
| 997 exit(2); | |
| 998 } | |
| 999 | |
| 2725 | 1000 /* STUB */ |
| 1001 WaitForSingleObject(ngx_stop_event, INFINITE); | |
| 461 | 1002 } |
| 1003 | |
| 1004 | |
| 2725 | 1005 ngx_int_t |
|
6483
3a50ccd94333
Fixed ngx_os_signal_process() prototype.
Ruslan Ermilov <ru@nginx.com>
parents:
6482
diff
changeset
|
1006 ngx_os_signal_process(ngx_cycle_t *cycle, char *sig, ngx_pid_t pid) |
| 461 | 1007 { |
|
2738
ae81441e23f4
implement "-s signal" option for Unix
Igor Sysoev <igor@sysoev.ru>
parents:
2725
diff
changeset
|
1008 HANDLE ev; |
|
ae81441e23f4
implement "-s signal" option for Unix
Igor Sysoev <igor@sysoev.ru>
parents:
2725
diff
changeset
|
1009 ngx_int_t rc; |
|
ae81441e23f4
implement "-s signal" option for Unix
Igor Sysoev <igor@sysoev.ru>
parents:
2725
diff
changeset
|
1010 char evn[NGX_PROCESS_SYNC_NAME]; |
| 461 | 1011 |
|
6483
3a50ccd94333
Fixed ngx_os_signal_process() prototype.
Ruslan Ermilov <ru@nginx.com>
parents:
6482
diff
changeset
|
1012 ngx_sprintf((u_char *) evn, "Global\\ngx_%s_%P%Z", sig, pid); |
| 2725 | 1013 |
| 1014 ev = OpenEvent(EVENT_MODIFY_STATE, 0, evn); | |
| 1015 if (ev == NULL) { | |
| 1016 ngx_log_error(NGX_LOG_ERR, cycle->log, ngx_errno, | |
| 1017 "OpenEvent(\"%s\") failed", evn); | |
|
2738
ae81441e23f4
implement "-s signal" option for Unix
Igor Sysoev <igor@sysoev.ru>
parents:
2725
diff
changeset
|
1018 return 1; |
| 2725 | 1019 } |
| 461 | 1020 |
| 2725 | 1021 if (SetEvent(ev) == 0) { |
| 1022 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, | |
| 1023 "SetEvent(\"%s\") failed", evn); | |
|
2738
ae81441e23f4
implement "-s signal" option for Unix
Igor Sysoev <igor@sysoev.ru>
parents:
2725
diff
changeset
|
1024 rc = 1; |
|
ae81441e23f4
implement "-s signal" option for Unix
Igor Sysoev <igor@sysoev.ru>
parents:
2725
diff
changeset
|
1025 |
| 2725 | 1026 } else { |
| 1027 rc = 0; | |
| 1028 } | |
| 1029 | |
| 1030 ngx_close_handle(ev); | |
| 1031 | |
| 1032 return rc; | |
| 1033 } | |
| 461 | 1034 |
| 1035 | |
| 2725 | 1036 void |
| 1037 ngx_close_handle(HANDLE h) | |
| 1038 { | |
| 1039 if (CloseHandle(h) == 0) { | |
| 1040 ngx_log_error(NGX_LOG_ALERT, ngx_cycle->log, ngx_errno, | |
| 1041 "CloseHandle(%p) failed", h); | |
| 461 | 1042 } |
| 1043 } |