Mercurial > hg > nginx
annotate src/os/win32/ngx_process.c @ 2737:d52cf82d0d77
style fix: remove trailing spaces
| author | Igor Sysoev <igor@sysoev.ru> |
|---|---|
| date | Tue, 21 Apr 2009 19:49:48 +0000 |
| parents | d43d73277c5c |
| children | 1983932b8075 |
| rev | line source |
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nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
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nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
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2 /* |
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nginx-0.1.0-2004-09-29-20:00:49 import; remove years from copyright
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3 * Copyright (C) Igor Sysoev |
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nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
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4 */ |
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nginx-0.0.2-2004-03-04-10:04:55 import
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7 #include <ngx_config.h> |
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nginx-0.0.2-2004-03-04-10:04:55 import
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8 #include <ngx_core.h> |
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nginx-0.0.2-2004-03-04-10:04:55 import
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10 |
| 2725 | 11 int ngx_argc; |
| 12 char **ngx_argv; | |
| 13 char **ngx_os_argv; | |
| 14 | |
| 15 ngx_int_t ngx_last_process; | |
| 16 ngx_process_t ngx_processes[NGX_MAX_PROCESSES]; | |
| 452 | 17 |
| 18 | |
| 2725 | 19 ngx_pid_t |
| 20 ngx_spawn_process(ngx_cycle_t *cycle, char *name, ngx_int_t respawn) | |
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21 { |
| 2725 | 22 u_long rc, n; |
| 23 ngx_int_t s; | |
| 24 ngx_pid_t pid; | |
| 25 ngx_exec_ctx_t ctx; | |
| 26 char file[MAX_PATH + 1]; | |
| 27 | |
| 28 if (respawn >= 0) { | |
| 29 s = respawn; | |
| 30 | |
| 31 } else { | |
| 32 for (s = 0; s < ngx_last_process; s++) { | |
| 33 if (ngx_processes[s].handle == NULL) { | |
| 34 break; | |
| 35 } | |
| 36 } | |
| 37 | |
| 38 if (s == NGX_MAX_PROCESSES) { | |
| 39 ngx_log_error(NGX_LOG_ALERT, cycle->log, 0, | |
| 40 "no more than %d processes can be spawned", | |
| 41 NGX_MAX_PROCESSES); | |
| 42 return NGX_INVALID_PID; | |
| 43 } | |
| 44 } | |
| 45 | |
| 46 n = GetModuleFileName(NULL, file, MAX_PATH); | |
| 47 | |
| 48 if (n == 0) { | |
| 49 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, | |
| 50 "GetModuleFileName() failed"); | |
| 51 return NGX_INVALID_PID; | |
| 52 } | |
| 53 | |
| 54 file[n] = '\0'; | |
| 55 | |
| 56 ngx_log_debug1(NGX_LOG_DEBUG_CORE, cycle->log, 0, | |
| 57 "GetModuleFileName: \"%s\"", file); | |
| 58 | |
| 59 ctx.path = file; | |
| 60 ctx.name = name; | |
| 61 ctx.argv = NULL; | |
| 62 ctx.envp = NULL; | |
| 63 | |
| 64 pid = ngx_execute(cycle, &ctx); | |
| 65 | |
| 66 if (pid == NGX_INVALID_PID) { | |
| 67 return pid; | |
| 68 } | |
| 69 | |
| 70 ngx_memzero(&ngx_processes[s], sizeof(ngx_process_t)); | |
| 71 | |
| 72 ngx_processes[s].handle = ctx.child; | |
| 73 ngx_processes[s].pid = pid; | |
| 74 ngx_processes[s].name = name; | |
| 75 | |
| 76 ngx_sprintf(ngx_processes[s].term_event, "ngx_%s_term_%ul%Z", name, pid); | |
| 77 ngx_sprintf(ngx_processes[s].quit_event, "ngx_%s_quit_%ul%Z", name, pid); | |
| 78 ngx_sprintf(ngx_processes[s].reopen_event, "ngx_%s_reopen_%ul%Z", | |
| 79 name, pid); | |
| 80 | |
| 81 rc = WaitForSingleObject(ngx_master_process_event, 5000); | |
| 82 | |
| 83 ngx_time_update(0, 0); | |
| 84 | |
| 85 ngx_log_debug1(NGX_LOG_DEBUG_CORE, cycle->log, 0, | |
| 86 "WaitForSingleObject: %ul", rc); | |
| 87 | |
| 88 switch (rc) { | |
| 89 | |
| 90 case WAIT_OBJECT_0: | |
| 91 | |
| 92 ngx_processes[s].term = OpenEvent(EVENT_MODIFY_STATE, 0, | |
| 93 (char *) ngx_processes[s].term_event); | |
| 94 if (ngx_processes[s].term == NULL) { | |
| 95 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, | |
| 96 "OpenEvent(\"%s\") failed", | |
| 97 ngx_processes[s].term_event); | |
| 98 goto failed; | |
| 99 } | |
| 100 | |
| 101 ngx_processes[s].quit = OpenEvent(EVENT_MODIFY_STATE, 0, | |
| 102 (char *) ngx_processes[s].quit_event); | |
| 103 if (ngx_processes[s].quit == NULL) { | |
| 104 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, | |
| 105 "OpenEvent(\"%s\") failed", | |
| 106 ngx_processes[s].quit_event); | |
| 107 goto failed; | |
| 108 } | |
| 109 | |
| 110 ngx_processes[s].reopen = OpenEvent(EVENT_MODIFY_STATE, 0, | |
| 111 (char *) ngx_processes[s].reopen_event); | |
| 112 if (ngx_processes[s].reopen == NULL) { | |
| 113 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, | |
| 114 "OpenEvent(\"%s\") failed", | |
| 115 ngx_processes[s].reopen_event); | |
| 116 goto failed; | |
| 117 } | |
| 118 | |
| 119 if (ResetEvent(ngx_master_process_event) == 0) { | |
| 120 ngx_log_error(NGX_LOG_ALERT, cycle->log, 0, | |
| 121 "ResetEvent(\"%s\") failed", | |
| 122 ngx_master_process_event_name); | |
| 123 goto failed; | |
| 124 } | |
| 125 | |
| 126 break; | |
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2737
d52cf82d0d77
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
2725
diff
changeset
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127 |
| 2725 | 128 case WAIT_TIMEOUT: |
| 129 ngx_log_error(NGX_LOG_ALERT, cycle->log, 0, | |
| 130 "the event \"%s\" was not signaled for 5s", | |
| 131 ngx_master_process_event_name); | |
| 132 goto failed; | |
| 133 | |
| 134 case WAIT_FAILED: | |
| 135 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, | |
| 136 "WaitForSingleObject(\"%s\") failed", | |
| 137 ngx_master_process_event_name); | |
| 138 | |
| 139 goto failed; | |
| 140 } | |
| 141 | |
| 142 if (respawn >= 0) { | |
| 143 return pid; | |
| 144 } | |
| 145 | |
| 146 switch (respawn) { | |
| 147 | |
| 148 case NGX_PROCESS_RESPAWN: | |
| 149 ngx_processes[s].just_respawn = 0; | |
| 150 break; | |
| 151 | |
| 152 case NGX_PROCESS_JUST_RESPAWN: | |
| 153 ngx_processes[s].just_respawn = 1; | |
| 154 break; | |
| 155 } | |
| 156 | |
| 157 if (s == ngx_last_process) { | |
| 158 ngx_last_process++; | |
| 159 } | |
| 160 | |
| 161 return pid; | |
| 162 | |
| 163 failed: | |
| 164 | |
| 165 if (ngx_processes[s].reopen) { | |
| 166 ngx_close_handle(ngx_processes[s].reopen); | |
| 167 } | |
| 168 | |
| 169 if (ngx_processes[s].quit) { | |
| 170 ngx_close_handle(ngx_processes[s].quit); | |
| 171 } | |
| 172 | |
| 173 if (ngx_processes[s].term) { | |
| 174 ngx_close_handle(ngx_processes[s].term); | |
| 175 } | |
| 176 | |
| 177 TerminateProcess(ngx_processes[s].handle, 2); | |
| 178 | |
| 179 if (ngx_processes[s].handle) { | |
| 180 ngx_close_handle(ngx_processes[s].handle); | |
| 181 } | |
| 182 | |
| 183 return NGX_INVALID_PID; | |
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0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
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184 } |
| 2725 | 185 |
| 186 | |
| 187 ngx_pid_t | |
| 188 ngx_execute(ngx_cycle_t *cycle, ngx_exec_ctx_t *ctx) | |
| 189 { | |
| 190 STARTUPINFO si; | |
| 191 PROCESS_INFORMATION pi; | |
| 192 | |
| 193 ngx_memzero(&si, sizeof(STARTUPINFO)); | |
| 194 si.cb = sizeof(STARTUPINFO); | |
| 195 | |
| 196 ngx_memzero(&pi, sizeof(PROCESS_INFORMATION)); | |
| 197 | |
| 198 if (CreateProcess(ctx->path, /* STUB */ NULL, | |
| 199 NULL, NULL, 0, CREATE_NO_WINDOW, NULL, NULL, &si, &pi) | |
| 200 == 0) | |
| 201 { | |
| 202 ngx_log_error(NGX_LOG_CRIT, cycle->log, ngx_errno, | |
| 203 "CreateProcess(\"%s\") failed", ngx_argv[0]); | |
| 204 | |
| 205 return 0; | |
| 206 } | |
| 207 | |
| 208 ctx->child = pi.hProcess; | |
| 209 | |
| 210 if (CloseHandle(pi.hThread) == 0) { | |
| 211 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, | |
| 212 "CloseHandle(pi.hThread) failed"); | |
| 213 } | |
| 214 | |
| 215 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, | |
| 216 "start %s process %P", ctx->name, pi.dwProcessId); | |
| 217 | |
| 218 return pi.dwProcessId; | |
| 219 } |