0
|
1
|
|
2 /*
|
|
3 * Copyright (C) Igor Sysoev
|
|
4 */
|
|
5
|
|
6
|
|
7 #include <ngx_config.h>
|
|
8 #include <ngx_core.h>
|
88
|
9 #include <nginx.h>
|
0
|
10
|
|
11
|
22
|
12 ngx_int_t ngx_ncpu;
|
|
13 ngx_int_t ngx_max_sockets;
|
|
14 ngx_uint_t ngx_inherited_nonblocking;
|
|
15 ngx_uint_t ngx_tcp_nodelay_and_tcp_nopush;
|
0
|
16
|
|
17
|
|
18 struct rlimit rlmt;
|
|
19
|
|
20
|
|
21 ngx_os_io_t ngx_os_io = {
|
|
22 ngx_unix_recv,
|
|
23 ngx_readv_chain,
|
354
|
24 ngx_udp_unix_recv,
|
473
|
25 ngx_unix_send,
|
0
|
26 ngx_writev_chain,
|
|
27 0
|
|
28 };
|
|
29
|
|
30
|
88
|
31 ngx_int_t
|
|
32 ngx_os_init(ngx_log_t *log)
|
4
|
33 {
|
258
|
34 ngx_uint_t n;
|
|
35
|
88
|
36 #if (NGX_HAVE_OS_SPECIFIC_INIT)
|
|
37 if (ngx_os_specific_init(log) != NGX_OK) {
|
|
38 return NGX_ERROR;
|
|
39 }
|
|
40 #endif
|
0
|
41
|
58
|
42 ngx_init_setproctitle(log);
|
|
43
|
0
|
44 ngx_pagesize = getpagesize();
|
138
|
45 ngx_cacheline_size = NGX_CPU_CACHE_LINE;
|
0
|
46
|
258
|
47 for (n = ngx_pagesize; n >>= 1; ngx_pagesize_shift++) { /* void */ }
|
|
48
|
0
|
49 if (ngx_ncpu == 0) {
|
|
50 ngx_ncpu = 1;
|
|
51 }
|
|
52
|
160
|
53 ngx_cpuinfo();
|
|
54
|
0
|
55 if (getrlimit(RLIMIT_NOFILE, &rlmt) == -1) {
|
|
56 ngx_log_error(NGX_LOG_ALERT, log, errno,
|
|
57 "getrlimit(RLIMIT_NOFILE) failed)");
|
|
58 return NGX_ERROR;
|
|
59 }
|
126
|
60
|
112
|
61 ngx_max_sockets = (ngx_int_t) rlmt.rlim_cur;
|
0
|
62
|
647
|
63 #if (NGX_HAVE_INHERITED_NONBLOCK || NGX_HAVE_ACCEPT4)
|
0
|
64 ngx_inherited_nonblocking = 1;
|
|
65 #else
|
|
66 ngx_inherited_nonblocking = 0;
|
|
67 #endif
|
|
68
|
250
|
69 srandom(ngx_time());
|
|
70
|
0
|
71 return NGX_OK;
|
|
72 }
|
|
73
|
|
74
|
88
|
75 void
|
|
76 ngx_os_status(ngx_log_t *log)
|
0
|
77 {
|
90
|
78 ngx_log_error(NGX_LOG_NOTICE, log, 0, NGINX_VER);
|
|
79
|
106
|
80 #ifdef NGX_COMPILER
|
|
81 ngx_log_error(NGX_LOG_NOTICE, log, 0, "built by " NGX_COMPILER);
|
|
82 #endif
|
|
83
|
88
|
84 #if (NGX_HAVE_OS_SPECIFIC_INIT)
|
|
85 ngx_os_specific_status(log);
|
|
86 #endif
|
|
87
|
80
|
88 ngx_log_error(NGX_LOG_NOTICE, log, 0,
|
10
|
89 "getrlimit(RLIMIT_NOFILE): %r:%r",
|
0
|
90 rlmt.rlim_cur, rlmt.rlim_max);
|
|
91 }
|
|
92
|
|
93
|
88
|
94 ngx_int_t
|
|
95 ngx_posix_post_conf_init(ngx_log_t *log)
|
0
|
96 {
|
|
97 ngx_fd_t pp[2];
|
|
98
|
|
99 if (pipe(pp) == -1) {
|
|
100 ngx_log_error(NGX_LOG_EMERG, log, ngx_errno, "pipe() failed");
|
|
101 return NGX_ERROR;
|
|
102 }
|
|
103
|
|
104 if (dup2(pp[1], STDERR_FILENO) == -1) {
|
|
105 ngx_log_error(NGX_LOG_EMERG, log, errno, "dup2(STDERR) failed");
|
|
106 return NGX_ERROR;
|
|
107 }
|
|
108
|
|
109 if (pp[1] > STDERR_FILENO) {
|
|
110 if (close(pp[1]) == -1) {
|
|
111 ngx_log_error(NGX_LOG_EMERG, log, errno, "close() failed");
|
|
112 return NGX_ERROR;
|
|
113 }
|
|
114 }
|
|
115
|
|
116 return NGX_OK;
|
|
117 }
|