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annotate src/core/nginx.c @ 8:708f8bb772ec

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nginx-0.0.1-2002-09-02-18:48:24 import
author Igor Sysoev <igor@sysoev.ru>
date Mon, 02 Sep 2002 14:48:24 +0000
parents 669801705ab1
children 77c7629a2627
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4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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1
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
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2 #include <nginx.h>
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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4 #include <ngx_config.h>
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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5 #include <ngx_string.h>
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34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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6 #include <ngx_errno.h>
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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7 #include <ngx_time.h>
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4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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8 #include <ngx_log.h>
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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9 #include <ngx_alloc.h>
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ffffe1499bce nginx-0.0.1-2002-08-16-19:27:03 import
Igor Sysoev <igor@sysoev.ru>
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10 #include <ngx_array.h>
ffffe1499bce nginx-0.0.1-2002-08-16-19:27:03 import
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11 #include <ngx_socket.h>
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4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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12 #include <ngx_server.h>
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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13 #include <ngx_connection.h>
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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14 #include <ngx_listen.h>
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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ffffe1499bce nginx-0.0.1-2002-08-16-19:27:03 import
Igor Sysoev <igor@sysoev.ru>
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16 /* STUB */
0
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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17 #include <ngx_http.h>
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ffffe1499bce nginx-0.0.1-2002-08-16-19:27:03 import
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18 /* */
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4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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21 static void ngx_open_listening_sockets(ngx_log_t *log);
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4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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24 /* STUB */
0
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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25 int ngx_max_conn = 512;
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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27 ngx_server_t ngx_server;
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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28 /* */
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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29
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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30 ngx_log_t ngx_log;
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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31 ngx_pool_t *ngx_pool;
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34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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34 ngx_array_t *ngx_listening_sockets;
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4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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37 int main(int argc, char *const *argv)
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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38 {
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34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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39 /* STUB */
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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40 ngx_log.log_level = NGX_LOG_DEBUG;
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4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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41
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34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
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42 ngx_pool = ngx_create_pool(16 * 1024, &ngx_log);
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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43 /* */
0
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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44
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ffffe1499bce nginx-0.0.1-2002-08-16-19:27:03 import
Igor Sysoev <igor@sysoev.ru>
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45 ngx_init_sockets(&ngx_log);
ffffe1499bce nginx-0.0.1-2002-08-16-19:27:03 import
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46
ffffe1499bce nginx-0.0.1-2002-08-16-19:27:03 import
Igor Sysoev <igor@sysoev.ru>
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47 /* TODO: read config */
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4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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48
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34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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49 ngx_test_null(ngx_listening_sockets,
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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50 ngx_create_array(ngx_pool, 10, sizeof(ngx_listen_t)), 1);
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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51
2
ffffe1499bce nginx-0.0.1-2002-08-16-19:27:03 import
Igor Sysoev <igor@sysoev.ru>
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52 /* STUB */
ffffe1499bce nginx-0.0.1-2002-08-16-19:27:03 import
Igor Sysoev <igor@sysoev.ru>
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53 /* TODO: init chain of global modules (like ngx_http.c),
ffffe1499bce nginx-0.0.1-2002-08-16-19:27:03 import
Igor Sysoev <igor@sysoev.ru>
parents: 1
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54 they would init its modules and ngx_listening_sockets */
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34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
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55 ngx_http_init(ngx_pool, &ngx_log);
2
ffffe1499bce nginx-0.0.1-2002-08-16-19:27:03 import
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56
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34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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57 ngx_open_listening_sockets(&ngx_log);
0
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58
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ffffe1499bce nginx-0.0.1-2002-08-16-19:27:03 import
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59 /* TODO: daemon */
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4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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2
ffffe1499bce nginx-0.0.1-2002-08-16-19:27:03 import
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61 /* TODO: fork */
ffffe1499bce nginx-0.0.1-2002-08-16-19:27:03 import
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62
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34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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63 ngx_pre_thread(ngx_listening_sockets, ngx_pool, &ngx_log);
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64
2
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65 /* TODO: threads */
0
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66
2
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67 /* STUB */
3
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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68 ngx_worker(&ngx_log);
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708f8bb772ec nginx-0.0.1-2002-09-02-18:48:24 import
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69
708f8bb772ec nginx-0.0.1-2002-09-02-18:48:24 import
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70 return 0;
0
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71 }
3
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72
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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73 static void ngx_open_listening_sockets(ngx_log_t *log)
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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74 {
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75 int times, failed, reuseaddr, i;
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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76 ngx_err_t err;
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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77 ngx_socket_t s;
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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78 ngx_listen_t *ls;
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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79
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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80 reuseaddr = 1;
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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81
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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82 for (times = 10; times; times--) {
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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83 failed = 0;
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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84
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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85 /* for each listening socket */
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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86 ls = (ngx_listen_t *) ngx_listening_sockets->elts;
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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87 for (i = 0; i < ngx_listening_sockets->nelts; i++) {
6
669801705ab1 nginx-0.0.1-2002-08-26-19:18:19 import
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88
3
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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89 if (ls[i].done)
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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90 continue;
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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91
6
669801705ab1 nginx-0.0.1-2002-08-26-19:18:19 import
Igor Sysoev <igor@sysoev.ru>
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92 if (ls[i].inherited) {
669801705ab1 nginx-0.0.1-2002-08-26-19:18:19 import
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93
669801705ab1 nginx-0.0.1-2002-08-26-19:18:19 import
Igor Sysoev <igor@sysoev.ru>
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94 /* TODO: close on exit */
669801705ab1 nginx-0.0.1-2002-08-26-19:18:19 import
Igor Sysoev <igor@sysoev.ru>
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95 /* TODO: nonblocking */
669801705ab1 nginx-0.0.1-2002-08-26-19:18:19 import
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96 /* TODO: deferred accept */
669801705ab1 nginx-0.0.1-2002-08-26-19:18:19 import
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97
669801705ab1 nginx-0.0.1-2002-08-26-19:18:19 import
Igor Sysoev <igor@sysoev.ru>
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98 ls[i].done = 1;
669801705ab1 nginx-0.0.1-2002-08-26-19:18:19 import
Igor Sysoev <igor@sysoev.ru>
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99 continue;
669801705ab1 nginx-0.0.1-2002-08-26-19:18:19 import
Igor Sysoev <igor@sysoev.ru>
parents: 3
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100 }
669801705ab1 nginx-0.0.1-2002-08-26-19:18:19 import
Igor Sysoev <igor@sysoev.ru>
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101
669801705ab1 nginx-0.0.1-2002-08-26-19:18:19 import
Igor Sysoev <igor@sysoev.ru>
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102 s = ngx_socket(ls[i].family, ls[i].type, ls[i].protocol,
669801705ab1 nginx-0.0.1-2002-08-26-19:18:19 import
Igor Sysoev <igor@sysoev.ru>
parents: 3
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103 ls[i].flags);
669801705ab1 nginx-0.0.1-2002-08-26-19:18:19 import
Igor Sysoev <igor@sysoev.ru>
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104 if (s == -1) {
3
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
parents: 2
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105 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno,
6
669801705ab1 nginx-0.0.1-2002-08-26-19:18:19 import
Igor Sysoev <igor@sysoev.ru>
parents: 3
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106 ngx_socket_n " %s falied", ls[i].addr_text);
669801705ab1 nginx-0.0.1-2002-08-26-19:18:19 import
Igor Sysoev <igor@sysoev.ru>
parents: 3
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107 exit(1);
669801705ab1 nginx-0.0.1-2002-08-26-19:18:19 import
Igor Sysoev <igor@sysoev.ru>
parents: 3
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108 }
3
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
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109
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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110 if (setsockopt(s, SOL_SOCKET, SO_REUSEADDR,
6
669801705ab1 nginx-0.0.1-2002-08-26-19:18:19 import
Igor Sysoev <igor@sysoev.ru>
parents: 3
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111 (const void *) &reuseaddr, sizeof(int)) == -1) {
3
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
parents: 2
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112 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno,
6
669801705ab1 nginx-0.0.1-2002-08-26-19:18:19 import
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113 "setsockopt(SO_REUSEADDR) %s failed",
3
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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114 ls[i].addr_text);
6
669801705ab1 nginx-0.0.1-2002-08-26-19:18:19 import
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115 exit(1);
669801705ab1 nginx-0.0.1-2002-08-26-19:18:19 import
Igor Sysoev <igor@sysoev.ru>
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116 }
3
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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117
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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118 /* TODO: close on exit */
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
parents: 2
diff changeset
119
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
parents: 2
diff changeset
120 if (ls[i].nonblocking) {
6
669801705ab1 nginx-0.0.1-2002-08-26-19:18:19 import
Igor Sysoev <igor@sysoev.ru>
parents: 3
diff changeset
121 if (ngx_nonblocking(s) == -1) {
3
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
parents: 2
diff changeset
122 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno,
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
parents: 2
diff changeset
123 ngx_nonblocking_n " %s failed",
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
parents: 2
diff changeset
124 ls[i].addr_text);
6
669801705ab1 nginx-0.0.1-2002-08-26-19:18:19 import
Igor Sysoev <igor@sysoev.ru>
parents: 3
diff changeset
125 exit(1);
669801705ab1 nginx-0.0.1-2002-08-26-19:18:19 import
Igor Sysoev <igor@sysoev.ru>
parents: 3
diff changeset
126 }
3
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
parents: 2
diff changeset
127 }
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
parents: 2
diff changeset
128
6
669801705ab1 nginx-0.0.1-2002-08-26-19:18:19 import
Igor Sysoev <igor@sysoev.ru>
parents: 3
diff changeset
129 if (bind(s, ls[i].sockaddr, ls[i].socklen) == -1) {
3
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
parents: 2
diff changeset
130 err = ngx_socket_errno;
6
669801705ab1 nginx-0.0.1-2002-08-26-19:18:19 import
Igor Sysoev <igor@sysoev.ru>
parents: 3
diff changeset
131 ngx_log_error(NGX_LOG_EMERG, log, err,
669801705ab1 nginx-0.0.1-2002-08-26-19:18:19 import
Igor Sysoev <igor@sysoev.ru>
parents: 3
diff changeset
132 "bind() to %s failed", ls[i].addr_text);
3
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
parents: 2
diff changeset
133
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
parents: 2
diff changeset
134 if (err != NGX_EADDRINUSE)
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
parents: 2
diff changeset
135 exit(1);
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
parents: 2
diff changeset
136
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
parents: 2
diff changeset
137 if (ngx_close_socket(s) == -1)
6
669801705ab1 nginx-0.0.1-2002-08-26-19:18:19 import
Igor Sysoev <igor@sysoev.ru>
parents: 3
diff changeset
138 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno,
3
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
parents: 2
diff changeset
139 ngx_close_socket_n " %s failed",
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
parents: 2
diff changeset
140 ls[i].addr_text);
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
parents: 2
diff changeset
141
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
parents: 2
diff changeset
142 failed = 1;
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
parents: 2
diff changeset
143 continue;
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
parents: 2
diff changeset
144 }
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
parents: 2
diff changeset
145
6
669801705ab1 nginx-0.0.1-2002-08-26-19:18:19 import
Igor Sysoev <igor@sysoev.ru>
parents: 3
diff changeset
146 if (listen(s, ls[i].backlog) == -1) {
3
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
parents: 2
diff changeset
147 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno,
6
669801705ab1 nginx-0.0.1-2002-08-26-19:18:19 import
Igor Sysoev <igor@sysoev.ru>
parents: 3
diff changeset
148 "listen() to %s failed", ls[i].addr_text);
669801705ab1 nginx-0.0.1-2002-08-26-19:18:19 import
Igor Sysoev <igor@sysoev.ru>
parents: 3
diff changeset
149 exit(1);
669801705ab1 nginx-0.0.1-2002-08-26-19:18:19 import
Igor Sysoev <igor@sysoev.ru>
parents: 3
diff changeset
150 }
3
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
parents: 2
diff changeset
151
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
parents: 2
diff changeset
152 /* TODO: deferred accept */
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
parents: 2
diff changeset
153
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
parents: 2
diff changeset
154 ls[i].fd = s;
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
parents: 2
diff changeset
155 ls[i].done = 1;
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
parents: 2
diff changeset
156 }
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
parents: 2
diff changeset
157
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
parents: 2
diff changeset
158 if (!failed)
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
parents: 2
diff changeset
159 break;
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
parents: 2
diff changeset
160
6
669801705ab1 nginx-0.0.1-2002-08-26-19:18:19 import
Igor Sysoev <igor@sysoev.ru>
parents: 3
diff changeset
161 ngx_log_error(NGX_LOG_NOTICE, log, 0,
669801705ab1 nginx-0.0.1-2002-08-26-19:18:19 import
Igor Sysoev <igor@sysoev.ru>
parents: 3
diff changeset
162 "try again to bind() after 500ms");
3
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
parents: 2
diff changeset
163 ngx_msleep(500);
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
parents: 2
diff changeset
164 }
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
parents: 2
diff changeset
165
6
669801705ab1 nginx-0.0.1-2002-08-26-19:18:19 import
Igor Sysoev <igor@sysoev.ru>
parents: 3
diff changeset
166 if (failed) {
669801705ab1 nginx-0.0.1-2002-08-26-19:18:19 import
Igor Sysoev <igor@sysoev.ru>
parents: 3
diff changeset
167 ngx_log_error(NGX_LOG_EMERG, log, 0, "can not bind(), exiting");
669801705ab1 nginx-0.0.1-2002-08-26-19:18:19 import
Igor Sysoev <igor@sysoev.ru>
parents: 3
diff changeset
168 exit(1);
669801705ab1 nginx-0.0.1-2002-08-26-19:18:19 import
Igor Sysoev <igor@sysoev.ru>
parents: 3
diff changeset
169 }
3
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
parents: 2
diff changeset
170 }