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nginx / nginx / 6400a57cba71119aaf86c1f3781e0ce58c8753bc / . / src / os / win32 / ngx_service.c
blob: 835d9cf000767de5e35d8fa004eab8e9425aa4fb [file] [log] [blame]
Igor Sysoev3d58f8c2004-01-08 08:47:17 +0000[diff] [blame]1
Igor Sysoevd90282d2004-09-28 08:34:51 +0000[diff] [blame]2/*
Igor Sysoevff8da912004-09-29 16:00:49 +0000[diff] [blame]3 * Copyright (C) Igor Sysoev
Maxim Konovalovf8d59e32012-01-18 15:07:43 +0000[diff] [blame]4 * Copyright (C) Nginx, Inc.
Igor Sysoevd90282d2004-09-28 08:34:51 +0000[diff] [blame]5 */
6
7
8
Igor Sysoev3d58f8c2004-01-08 08:47:17 +0000[diff] [blame]9#define NGX_SERVICE_CONTROL_SHUTDOWN 128
10#define NGX_SERVICE_CONTROL_REOPEN 129
11
12
13SERVICE_TABLE_ENTRY st[] = {
14 { "nginx", service_main },
15 { NULL, NULL }
16};
17
18
Piotr Sikoraa2229a42014-07-08 03:03:14 -0700[diff] [blame]19ngx_int_t
20ngx_service(ngx_log_t *log)
Igor Sysoev3d58f8c2004-01-08 08:47:17 +0000[diff] [blame]21{
22 /* primary thread */
23
Ruslan Ermilovb74f8ff2012-02-28 11:31:05 +0000[diff] [blame]24 /* StartServiceCtrlDispatcher() should be called within 30 seconds */
Igor Sysoev3d58f8c2004-01-08 08:47:17 +0000[diff] [blame]25
26 if (StartServiceCtrlDispatcher(st) == 0) {
27 ngx_log_error(NGX_LOG_EMERG, log, ngx_errno,
28 "StartServiceCtrlDispatcher() failed");
29 return NGX_ERROR;
30 }
31
32 return NGX_OK;
33}
34
35
Piotr Sikoraa2229a42014-07-08 03:03:14 -0700[diff] [blame]36void
37service_main(u_int argc, char **argv)
Igor Sysoev3d58f8c2004-01-08 08:47:17 +0000[diff] [blame]38{
39 SERVICE_STATUS status;
40 SERVICE_STATUS_HANDLE service;
41
42 /* thread spawned by SCM */
43
44 service = RegisterServiceCtrlHandlerEx("nginx", service_handler, ctx);
45 if (service == INVALID_HANDLE_VALUE) {
46 ngx_log_error(NGX_LOG_EMERG, log, ngx_errno,
47 "RegisterServiceCtrlHandlerEx() failed");
48 return;
49 }
50
51 status.dwServiceType = SERVICE_WIN32_OWN_PROCESS;
52 status.dwCurrentState = SERVICE_START_PENDING;
53 status.dwControlsAccepted = SERVICE_ACCEPT_STOP
54 |SERVICE_ACCEPT_PARAMCHANGE;
55 status.dwWin32ExitCode = NO_ERROR;
56 status.dwServiceSpecificExitCode = 0;
57 status.dwCheckPoint = 1;
58 status.dwWaitHint = 2000;
59
60 /* SetServiceStatus() should be called within 80 seconds */
61
62 if (SetServiceStatus(service, &status) == 0) {
63 ngx_log_error(NGX_LOG_EMERG, log, ngx_errno,
64 "SetServiceStatus() failed");
65 return;
66 }
67
68 /* init */
69
70 status.dwCurrentState = SERVICE_RUNNING;
71 status.dwCheckPoint = 0;
72 status.dwWaitHint = 0;
73
74 if (SetServiceStatus(service, &status) == 0) {
75 ngx_log_error(NGX_LOG_EMERG, log, ngx_errno,
76 "SetServiceStatus() failed");
77 return;
78 }
79
80 /* call master or worker loop */
81
82 /*
83 * master should use event notification and look status
84 * single should use iocp to get notifications from service handler
85 */
86
87}
88
89
Piotr Sikoraa2229a42014-07-08 03:03:14 -0700[diff] [blame]90u_int
91service_handler(u_int control, u_int type, void *data, void *ctx)
Igor Sysoev3d58f8c2004-01-08 08:47:17 +0000[diff] [blame]92{
93 /* primary thread */
94
Piotr Sikora7e7589e2014-07-08 03:03:13 -0700[diff] [blame]95 switch (control) {
Igor Sysoev3d58f8c2004-01-08 08:47:17 +0000[diff] [blame]96
97 case SERVICE_CONTROL_INTERROGATE:
98 status = NGX_IOCP_INTERROGATE;
99 break;
100
101 case SERVICE_CONTROL_STOP:
102 status = NGX_IOCP_STOP;
103 break;
104
105 case SERVICE_CONTROL_PARAMCHANGE:
106 status = NGX_IOCP_RECONFIGURE;
107 break;
108
109 case NGX_SERVICE_CONTROL_SHUTDOWN:
110 status = NGX_IOCP_REOPEN;
111 break;
112
113 case NGX_SERVICE_CONTROL_REOPEN:
114 status = NGX_IOCP_REOPEN;
115 break;
116
117 default:
118 return ERROR_CALL_NOT_IMPLEMENTED;
119 }
120
121 if (ngx_single) {
122 if (PostQueuedCompletionStatus(iocp, ... status, ...) == 0) {
123 err = ngx_errno;
124 ngx_log_error(NGX_LOG_ALERT, log, err,
125 "PostQueuedCompletionStatus() failed");
126 return err;
127 }
128
129 } else {
130 Event
131 }
132
133 return NO_ERROR;
134}