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0
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1
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2 /*
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3 * Copyright (C) Igor Sysoev
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4 */
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5
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6
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7 #include <ngx_config.h>
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8 #include <ngx_core.h>
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9 #include <ngx_event.h>
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10 #include <ngx_http.h>
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11
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12
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13 static char *ngx_http_block(ngx_conf_t *cf, ngx_command_t *cmd, void *conf);
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4
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14 static ngx_int_t ngx_http_add_address(ngx_conf_t *cf,
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142
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15 ngx_http_conf_in_port_t *in_port, ngx_http_listen_t *lscf,
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48
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16 ngx_http_core_srv_conf_t *cscf);
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4
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17 static ngx_int_t ngx_http_add_names(ngx_conf_t *cf,
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142
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18 ngx_http_conf_in_addr_t *in_addr, ngx_http_core_srv_conf_t *cscf);
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0
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19 static char *ngx_http_merge_locations(ngx_conf_t *cf,
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48
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20 ngx_array_t *locations, void **loc_conf, ngx_http_module_t *module,
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21 ngx_uint_t ctx_index);
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142
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22 static int ngx_libc_cdecl ngx_http_cmp_conf_in_addrs(const void *one,
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23 const void *two);
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24 static int ngx_libc_cdecl ngx_http_cmp_dns_wildcards(const void *one,
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25 const void *two);
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0
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26
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142
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27 ngx_uint_t ngx_http_max_module;
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28
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29 ngx_uint_t ngx_http_total_requests;
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30 uint64_t ngx_http_total_sent;
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0
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31
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32
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33 ngx_int_t (*ngx_http_top_header_filter) (ngx_http_request_t *r);
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34 ngx_int_t (*ngx_http_top_body_filter) (ngx_http_request_t *r, ngx_chain_t *ch);
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35
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36
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37 static ngx_command_t ngx_http_commands[] = {
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38
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48
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39 { ngx_string("http"),
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40 NGX_MAIN_CONF|NGX_CONF_BLOCK|NGX_CONF_NOARGS,
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41 ngx_http_block,
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42 0,
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43 0,
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44 NULL },
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0
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45
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48
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46 ngx_null_command
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0
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47 };
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48
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126
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49
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0
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50 static ngx_core_module_t ngx_http_module_ctx = {
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51 ngx_string("http"),
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52 NULL,
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53 NULL
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126
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54 };
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0
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55
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56
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57 ngx_module_t ngx_http_module = {
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58
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58 NGX_MODULE_V1,
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0
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59 &ngx_http_module_ctx, /* module context */
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60 ngx_http_commands, /* module directives */
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61 NGX_CORE_MODULE, /* module type */
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90
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62 NULL, /* init master */
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0
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63 NULL, /* init module */
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90
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64 NULL, /* init process */
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65 NULL, /* init thread */
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66 NULL, /* exit thread */
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67 NULL, /* exit process */
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68 NULL, /* exit master */
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69 NGX_MODULE_V1_PADDING
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0
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70 };
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71
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72
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48
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73 static char *
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74 ngx_http_block(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
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0
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75 {
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76 char *rv;
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142
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77 u_char ch;
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78 ngx_int_t rc;
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152
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79 ngx_uint_t mi, m, s, l, p, a, i;
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142
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80 ngx_uint_t last, bind_all, done;
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0
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81 ngx_conf_t pcf;
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82 ngx_array_t in_ports;
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142
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83 ngx_hash_init_t hash;
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0
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84 ngx_listening_t *ls;
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85 ngx_http_listen_t *lscf;
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86 ngx_http_module_t *module;
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142
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87 ngx_http_in_port_t *hip;
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0
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88 ngx_http_handler_pt *h;
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89 ngx_http_conf_ctx_t *ctx;
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142
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90 ngx_http_conf_in_port_t *in_port;
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91 ngx_http_conf_in_addr_t *in_addr;
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92 ngx_hash_keys_arrays_t ha;
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93 ngx_http_server_name_t *name;
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94 ngx_http_virtual_names_t *vn;
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0
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95 ngx_http_core_srv_conf_t **cscfp, *cscf;
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96 ngx_http_core_loc_conf_t *clcf;
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97 ngx_http_core_main_conf_t *cmcf;
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10
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98 #if (NGX_WIN32)
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0
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99 ngx_iocp_conf_t *iocpcf;
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100 #endif
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101
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102 /* the main http context */
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26
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103
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50
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104 ctx = ngx_pcalloc(cf->pool, sizeof(ngx_http_conf_ctx_t));
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105 if (ctx == NULL) {
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34
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106 return NGX_CONF_ERROR;
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107 }
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0
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108
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109 *(ngx_http_conf_ctx_t **) conf = ctx;
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110
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34
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111
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0
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112 /* count the number of the http modules and set up their indices */
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113
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114 ngx_http_max_module = 0;
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115 for (m = 0; ngx_modules[m]; m++) {
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116 if (ngx_modules[m]->type != NGX_HTTP_MODULE) {
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117 continue;
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118 }
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119
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120 ngx_modules[m]->ctx_index = ngx_http_max_module++;
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121 }
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122
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26
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123
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34
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124 /* the http main_conf context, it is the same in the all http contexts */
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0
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125
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34
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126 ctx->main_conf = ngx_pcalloc(cf->pool,
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127 sizeof(void *) * ngx_http_max_module);
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128 if (ctx->main_conf == NULL) {
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129 return NGX_CONF_ERROR;
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130 }
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0
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131
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132
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34
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133 /*
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134 * the http null srv_conf context, it is used to merge
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135 * the server{}s' srv_conf's
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136 */
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137
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138 ctx->srv_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module);
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139 if (ctx->srv_conf == NULL) {
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140 return NGX_CONF_ERROR;
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141 }
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142
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143
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144 /*
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145 * the http null loc_conf context, it is used to merge
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146 * the server{}s' loc_conf's
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147 */
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148
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149 ctx->loc_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module);
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150 if (ctx->loc_conf == NULL) {
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151 return NGX_CONF_ERROR;
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152 }
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153
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154
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155 /*
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156 * create the main_conf's, the null srv_conf's, and the null loc_conf's
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157 * of the all http modules
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158 */
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0
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159
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160 for (m = 0; ngx_modules[m]; m++) {
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161 if (ngx_modules[m]->type != NGX_HTTP_MODULE) {
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162 continue;
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163 }
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164
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165 module = ngx_modules[m]->ctx;
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166 mi = ngx_modules[m]->ctx_index;
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167
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168 if (module->create_main_conf) {
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50
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169 ctx->main_conf[mi] = module->create_main_conf(cf);
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170 if (ctx->main_conf[mi] == NULL) {
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34
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171 return NGX_CONF_ERROR;
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172 }
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0
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173 }
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174
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175 if (module->create_srv_conf) {
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50
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176 ctx->srv_conf[mi] = module->create_srv_conf(cf);
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177 if (ctx->srv_conf[mi] == NULL) {
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34
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178 return NGX_CONF_ERROR;
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179 }
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0
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180 }
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181
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182 if (module->create_loc_conf) {
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50
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183 ctx->loc_conf[mi] = module->create_loc_conf(cf);
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184 if (ctx->loc_conf[mi] == NULL) {
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34
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185 return NGX_CONF_ERROR;
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186 }
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0
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187 }
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188 }
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189
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58
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190 pcf = *cf;
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191 cf->ctx = ctx;
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192
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193 for (m = 0; ngx_modules[m]; m++) {
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194 if (ngx_modules[m]->type != NGX_HTTP_MODULE) {
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195 continue;
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196 }
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197
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198 module = ngx_modules[m]->ctx;
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199 mi = ngx_modules[m]->ctx_index;
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200
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201 if (module->preconfiguration) {
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202 if (module->preconfiguration(cf) != NGX_OK) {
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203 return NGX_CONF_ERROR;
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204 }
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205 }
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206 }
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34
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207
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0
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208 /* parse inside the http{} block */
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209
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210 cf->module_type = NGX_HTTP_MODULE;
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211 cf->cmd_type = NGX_HTTP_MAIN_CONF;
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212 rv = ngx_conf_parse(cf, NULL);
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213
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214 if (rv != NGX_CONF_OK) {
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215 *cf = pcf;
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216 return rv;
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217 }
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218
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219 /*
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220 * init http{} main_conf's, merge the server{}s' srv_conf's
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221 * and its location{}s' loc_conf's
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222 */
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223
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224 cmcf = ctx->main_conf[ngx_http_core_module.ctx_index];
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225 cscfp = cmcf->servers.elts;
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226
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227 for (m = 0; ngx_modules[m]; m++) {
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228 if (ngx_modules[m]->type != NGX_HTTP_MODULE) {
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229 continue;
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230 }
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231
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232 module = ngx_modules[m]->ctx;
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233 mi = ngx_modules[m]->ctx_index;
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234
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235 /* init http{} main_conf's */
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236
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237 if (module->init_main_conf) {
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238 rv = module->init_main_conf(cf, ctx->main_conf[mi]);
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239 if (rv != NGX_CONF_OK) {
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240 *cf = pcf;
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241 return rv;
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242 }
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243 }
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244
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245 for (s = 0; s < cmcf->servers.nelts; s++) {
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246
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247 /* merge the server{}s' srv_conf's */
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248
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249 if (module->merge_srv_conf) {
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250 rv = module->merge_srv_conf(cf,
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251 ctx->srv_conf[mi],
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252 cscfp[s]->ctx->srv_conf[mi]);
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253 if (rv != NGX_CONF_OK) {
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254 *cf = pcf;
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255 return rv;
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256 }
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257 }
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258
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259 if (module->merge_loc_conf) {
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260
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261 /* merge the server{}'s loc_conf */
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262
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263 rv = module->merge_loc_conf(cf,
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264 ctx->loc_conf[mi],
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265 cscfp[s]->ctx->loc_conf[mi]);
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266 if (rv != NGX_CONF_OK) {
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267 *cf = pcf;
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268 return rv;
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269 }
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270
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271 /* merge the locations{}' loc_conf's */
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272
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273 rv = ngx_http_merge_locations(cf, &cscfp[s]->locations,
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274 cscfp[s]->ctx->loc_conf,
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275 module, mi);
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276 if (rv != NGX_CONF_OK) {
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277 *cf = pcf;
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278 return rv;
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279 }
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280 }
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281 }
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282 }
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283
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34
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284
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0
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285 /* init lists of the handlers */
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286
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122
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287 if (ngx_array_init(&cmcf->phases[NGX_HTTP_POST_READ_PHASE].handlers,
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288 cf->pool, 1, sizeof(ngx_http_handler_pt))
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289 != NGX_OK)
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34
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290 {
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291 return NGX_CONF_ERROR;
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292 }
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293
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122
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294 cmcf->phases[NGX_HTTP_POST_READ_PHASE].type = NGX_OK;
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295
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296
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297 if (ngx_array_init(&cmcf->phases[NGX_HTTP_SERVER_REWRITE_PHASE].handlers,
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298 cf->pool, 1, sizeof(ngx_http_handler_pt))
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299 != NGX_OK)
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300 {
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301 return NGX_CONF_ERROR;
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302 }
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303
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304 cmcf->phases[NGX_HTTP_SERVER_REWRITE_PHASE].type = NGX_OK;
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0
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305
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306
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34
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307 /* the special find config phase for a single handler */
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0
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308
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34
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309 if (ngx_array_init(&cmcf->phases[NGX_HTTP_FIND_CONFIG_PHASE].handlers,
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122
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310 cf->pool, 1, sizeof(ngx_http_handler_pt))
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311 != NGX_OK)
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34
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312 {
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313 return NGX_CONF_ERROR;
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314 }
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315
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0
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316 cmcf->phases[NGX_HTTP_FIND_CONFIG_PHASE].type = NGX_OK;
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317
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50
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318 h = ngx_array_push(&cmcf->phases[NGX_HTTP_FIND_CONFIG_PHASE].handlers);
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34
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319 if (h == NULL) {
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320 return NGX_CONF_ERROR;
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321 }
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322
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0
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323 *h = ngx_http_find_location_config;
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324
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325
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122
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326 if (ngx_array_init(&cmcf->phases[NGX_HTTP_REWRITE_PHASE].handlers,
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327 cf->pool, 1, sizeof(ngx_http_handler_pt))
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328 != NGX_OK)
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329 {
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330 return NGX_CONF_ERROR;
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331 }
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332
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333 cmcf->phases[NGX_HTTP_REWRITE_PHASE].type = NGX_OK;
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334
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335
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130
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336 if (ngx_array_init(&cmcf->phases[NGX_HTTP_PREACCESS_PHASE].handlers,
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337 cf->pool, 1, sizeof(ngx_http_handler_pt))
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338 != NGX_OK)
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339 {
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340 return NGX_CONF_ERROR;
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341 }
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342
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343 cmcf->phases[NGX_HTTP_PREACCESS_PHASE].type = NGX_OK;
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344
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345
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34
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346 if (ngx_array_init(&cmcf->phases[NGX_HTTP_ACCESS_PHASE].handlers,
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130
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347 cf->pool, 2, sizeof(ngx_http_handler_pt))
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122
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348 != NGX_OK)
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34
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349 {
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350 return NGX_CONF_ERROR;
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351 }
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352
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0
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353 cmcf->phases[NGX_HTTP_ACCESS_PHASE].type = NGX_DECLINED;
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354
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355
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34
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356 if (ngx_array_init(&cmcf->phases[NGX_HTTP_CONTENT_PHASE].handlers,
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122
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357 cf->pool, 4, sizeof(ngx_http_handler_pt))
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358 != NGX_OK)
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34
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359 {
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360 return NGX_CONF_ERROR;
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361 }
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362
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0
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363 cmcf->phases[NGX_HTTP_CONTENT_PHASE].type = NGX_OK;
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364
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365
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130
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366 if (ngx_array_init(&cmcf->phases[NGX_HTTP_LOG_PHASE].handlers,
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367 cf->pool, 1, sizeof(ngx_http_handler_pt))
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368 != NGX_OK)
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369 {
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370 return NGX_CONF_ERROR;
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371 }
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372
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373 cmcf->phases[NGX_HTTP_LOG_PHASE].type = NGX_OK;
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374
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375
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186
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376 cmcf->headers_in_hash.max_size = 200;
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56
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377 cmcf->headers_in_hash.bucket_limit = 1;
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378 cmcf->headers_in_hash.bucket_size = sizeof(ngx_http_header_t);
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379 cmcf->headers_in_hash.name = "http headers_in";
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380
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138
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381 if (ngx_hash0_init(&cmcf->headers_in_hash, cf->pool, ngx_http_headers_in, 0)
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56
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382 != NGX_OK)
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383 {
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384 return NGX_CONF_ERROR;
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385 }
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386
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387 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, cf->log, 0,
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388 "http headers_in hash size: %ui, max buckets per entry: %ui",
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58
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389 cmcf->headers_in_hash.hash_size,
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|
|
390 cmcf->headers_in_hash.min_buckets);
|
|
|
391
|
|
|
392 for (m = 0; ngx_modules[m]; m++) {
|
|
|
393 if (ngx_modules[m]->type != NGX_HTTP_MODULE) {
|
|
|
394 continue;
|
|
|
395 }
|
|
|
396
|
|
|
397 module = ngx_modules[m]->ctx;
|
|
|
398 mi = ngx_modules[m]->ctx_index;
|
|
|
399
|
|
|
400 if (module->postconfiguration) {
|
|
|
401 if (module->postconfiguration(cf) != NGX_OK) {
|
|
|
402 return NGX_CONF_ERROR;
|
|
|
403 }
|
|
|
404 }
|
|
|
405 }
|
|
|
406
|
|
122
|
407 if (ngx_http_variables_init_vars(cf) != NGX_OK) {
|
|
|
408 return NGX_CONF_ERROR;
|
|
|
409 }
|
|
58
|
410
|
|
|
411 /*
|
|
|
412 * http{}'s cf->ctx was needed while the configuration merging
|
|
|
413 * and in postconfiguration process
|
|
|
414 */
|
|
|
415
|
|
|
416 *cf = pcf;
|
|
|
417
|
|
56
|
418
|
|
0
|
419 /*
|
|
4
|
420 * create the lists of ports, addresses and server names
|
|
|
421 * to quickly find the server core module configuration at run-time
|
|
0
|
422 */
|
|
|
423
|
|
142
|
424 if (ngx_array_init(&in_ports, cf->temp_pool, 2,
|
|
|
425 sizeof(ngx_http_conf_in_port_t))
|
|
50
|
426 != NGX_OK)
|
|
4
|
427 {
|
|
|
428 return NGX_CONF_ERROR;
|
|
|
429 }
|
|
0
|
430
|
|
|
431 /* "server" directives */
|
|
4
|
432
|
|
0
|
433 cscfp = cmcf->servers.elts;
|
|
|
434 for (s = 0; s < cmcf->servers.nelts; s++) {
|
|
|
435
|
|
|
436 /* "listen" directives */
|
|
4
|
437
|
|
0
|
438 lscf = cscfp[s]->listen.elts;
|
|
|
439 for (l = 0; l < cscfp[s]->listen.nelts; l++) {
|
|
|
440
|
|
|
441 /* AF_INET only */
|
|
|
442
|
|
|
443 in_port = in_ports.elts;
|
|
|
444 for (p = 0; p < in_ports.nelts; p++) {
|
|
|
445
|
|
142
|
446 if (lscf[l].port != in_port[p].port) {
|
|
|
447 continue;
|
|
|
448 }
|
|
0
|
449
|
|
142
|
450 /* the port is already in the port list */
|
|
0
|
451
|
|
142
|
452 in_addr = in_port[p].addrs.elts;
|
|
|
453 for (a = 0; a < in_port[p].addrs.nelts; a++) {
|
|
0
|
454
|
|
142
|
455 if (lscf[l].addr != in_addr[a].addr) {
|
|
|
456 continue;
|
|
|
457 }
|
|
0
|
458
|
|
142
|
459 /* the address is already in the address list */
|
|
0
|
460
|
|
142
|
461 if (ngx_http_add_names(cf, &in_addr[a], cscfp[s]) != NGX_OK)
|
|
|
462 {
|
|
|
463 return NGX_CONF_ERROR;
|
|
|
464 }
|
|
0
|
465
|
|
142
|
466 /*
|
|
|
467 * check the duplicate "default" server
|
|
|
468 * for this address:port
|
|
|
469 */
|
|
0
|
470
|
|
142
|
471 if (lscf[l].conf.default_server) {
|
|
4
|
472
|
|
142
|
473 if (in_addr[a].default_server) {
|
|
|
474 ngx_log_error(NGX_LOG_ERR, cf->log, 0,
|
|
10
|
475 "the duplicate default server in %V:%d",
|
|
|
476 &lscf[l].file_name, lscf[l].line);
|
|
0
|
477
|
|
142
|
478 return NGX_CONF_ERROR;
|
|
|
479 }
|
|
4
|
480
|
|
142
|
481 in_addr[a].core_srv_conf = cscfp[s];
|
|
|
482 in_addr[a].default_server = 1;
|
|
0
|
483 }
|
|
|
484
|
|
142
|
485 goto found;
|
|
4
|
486 }
|
|
0
|
487
|
|
142
|
488 /*
|
|
|
489 * add the address to the addresses list that
|
|
|
490 * bound to this port
|
|
|
491 */
|
|
0
|
492
|
|
142
|
493 if (ngx_http_add_address(cf, &in_port[p], &lscf[l], cscfp[s])
|
|
50
|
494 != NGX_OK)
|
|
4
|
495 {
|
|
|
496 return NGX_CONF_ERROR;
|
|
|
497 }
|
|
142
|
498
|
|
|
499 goto found;
|
|
0
|
500 }
|
|
142
|
501
|
|
|
502 /* add the port to the in_port list */
|
|
|
503
|
|
|
504 in_port = ngx_array_push(&in_ports);
|
|
|
505 if (in_port == NULL) {
|
|
|
506 return NGX_CONF_ERROR;
|
|
|
507 }
|
|
|
508
|
|
|
509 in_port->port = lscf[l].port;
|
|
|
510 in_port->addrs.elts = NULL;
|
|
|
511
|
|
|
512 if (ngx_http_add_address(cf, in_port, &lscf[l], cscfp[s]) != NGX_OK)
|
|
|
513 {
|
|
|
514 return NGX_CONF_ERROR;
|
|
|
515 }
|
|
|
516
|
|
|
517 found:
|
|
|
518
|
|
|
519 continue;
|
|
0
|
520 }
|
|
|
521 }
|
|
|
522
|
|
4
|
523
|
|
|
524 /* optimize the lists of ports, addresses and server names */
|
|
0
|
525
|
|
|
526 /* AF_INET only */
|
|
|
527
|
|
|
528 in_port = in_ports.elts;
|
|
|
529 for (p = 0; p < in_ports.nelts; p++) {
|
|
|
530
|
|
142
|
531 ngx_qsort(in_port[p].addrs.elts, (size_t) in_port[p].addrs.nelts,
|
|
|
532 sizeof(ngx_http_conf_in_addr_t), ngx_http_cmp_conf_in_addrs);
|
|
72
|
533
|
|
4
|
534 /*
|
|
|
535 * check whether all name-based servers have the same configuraiton
|
|
152
|
536 * as the default server,
|
|
158
|
537 * or some servers disable optimizing the server names
|
|
4
|
538 */
|
|
0
|
539
|
|
|
540 in_addr = in_port[p].addrs.elts;
|
|
|
541 for (a = 0; a < in_port[p].addrs.nelts; a++) {
|
|
|
542
|
|
|
543 name = in_addr[a].names.elts;
|
|
152
|
544 for (s = 0; s < in_addr[a].names.nelts; s++) {
|
|
|
545
|
|
|
546 if (in_addr[a].core_srv_conf != name[s].core_srv_conf
|
|
162
|
547 || name[s].core_srv_conf->optimize_server_names == 0)
|
|
4
|
548 {
|
|
142
|
549 goto virtual_names;
|
|
26
|
550 }
|
|
|
551 }
|
|
|
552
|
|
0
|
553 /*
|
|
4
|
554 * if all name-based servers have the same configuration
|
|
152
|
555 * as the default server,
|
|
158
|
556 * and no servers disable optimizing the server names
|
|
4
|
557 * then we do not need to check them at run-time at all
|
|
0
|
558 */
|
|
|
559
|
|
142
|
560 in_addr[a].names.nelts = 0;
|
|
|
561
|
|
|
562 continue;
|
|
|
563
|
|
|
564 virtual_names:
|
|
|
565
|
|
168
|
566 ngx_memzero(&ha, sizeof(ngx_hash_keys_arrays_t));
|
|
|
567
|
|
142
|
568 ha.temp_pool = ngx_create_pool(16384, cf->log);
|
|
|
569 if (ha.temp_pool == NULL) {
|
|
|
570 return NGX_CONF_ERROR;
|
|
26
|
571 }
|
|
|
572
|
|
142
|
573 ha.pool = cf->pool;
|
|
26
|
574
|
|
142
|
575 if (ngx_hash_keys_array_init(&ha, NGX_HASH_LARGE) != NGX_OK) {
|
|
|
576 ngx_destroy_pool(ha.temp_pool);
|
|
|
577 return NGX_CONF_ERROR;
|
|
|
578 }
|
|
26
|
579
|
|
142
|
580 name = in_addr[a].names.elts;
|
|
|
581 for (s = 0; s < in_addr[a].names.nelts; s++) {
|
|
26
|
582
|
|
142
|
583 ch = name[s].name.data[0];
|
|
26
|
584
|
|
142
|
585 if (ch == '*' || ch == '.') {
|
|
|
586 continue;
|
|
|
587 }
|
|
|
588
|
|
|
589 rc = ngx_hash_add_key(&ha, &name[s].name, name[s].core_srv_conf,
|
|
|
590 0);
|
|
|
591
|
|
|
592 if (rc == NGX_ERROR) {
|
|
26
|
593 return NGX_CONF_ERROR;
|
|
|
594 }
|
|
|
595
|
|
142
|
596 if (rc == NGX_BUSY) {
|
|
|
597 ngx_log_error(NGX_LOG_WARN, cf->log, 0,
|
|
180
|
598 "conflicting server name \"%V\" on %s, ignored",
|
|
|
599 &name[s].name, in_addr[a].listen_conf->addr);
|
|
142
|
600 }
|
|
|
601 }
|
|
|
602
|
|
|
603 for (s = 0; s < in_addr[a].names.nelts; s++) {
|
|
|
604
|
|
|
605 ch = name[s].name.data[0];
|
|
|
606
|
|
|
607 if (ch != '*' && ch != '.') {
|
|
|
608 continue;
|
|
|
609 }
|
|
|
610
|
|
|
611 rc = ngx_hash_add_key(&ha, &name[s].name, name[s].core_srv_conf,
|
|
|
612 NGX_HASH_WILDCARD_KEY);
|
|
|
613
|
|
|
614 if (rc == NGX_ERROR) {
|
|
|
615 return NGX_CONF_ERROR;
|
|
26
|
616 }
|
|
|
617
|
|
142
|
618 if (rc == NGX_BUSY) {
|
|
|
619 ngx_log_error(NGX_LOG_WARN, cf->log, 0,
|
|
180
|
620 "conflicting server name \"%V\" on %s, ignored",
|
|
|
621 &name[s].name, in_addr[a].listen_conf->addr);
|
|
142
|
622 }
|
|
|
623 }
|
|
26
|
624
|
|
142
|
625 hash.key = ngx_hash_key_lc;
|
|
|
626 hash.max_size = cmcf->server_names_hash_max_size;
|
|
|
627 hash.bucket_size = cmcf->server_names_hash_bucket_size;
|
|
|
628 hash.name = "server_names_hash";
|
|
|
629 hash.pool = cf->pool;
|
|
26
|
630
|
|
142
|
631 if (ha.keys.nelts) {
|
|
|
632 hash.hash = &in_addr[a].hash;
|
|
|
633 hash.temp_pool = NULL;
|
|
|
634
|
|
|
635 if (ngx_hash_init(&hash, ha.keys.elts, ha.keys.nelts) != NGX_OK)
|
|
|
636 {
|
|
|
637 ngx_destroy_pool(ha.temp_pool);
|
|
|
638 return NGX_CONF_ERROR;
|
|
26
|
639 }
|
|
0
|
640 }
|
|
142
|
641
|
|
|
642 if (ha.dns_wildcards.nelts) {
|
|
|
643
|
|
|
644 ngx_qsort(ha.dns_wildcards.elts,
|
|
|
645 (size_t) ha.dns_wildcards.nelts,
|
|
|
646 sizeof(ngx_hash_key_t),
|
|
|
647 ngx_http_cmp_dns_wildcards);
|
|
|
648
|
|
|
649 hash.hash = NULL;
|
|
|
650 hash.temp_pool = ha.temp_pool;
|
|
|
651
|
|
|
652 if (ngx_hash_wildcard_init(&hash, ha.dns_wildcards.elts,
|
|
|
653 ha.dns_wildcards.nelts)
|
|
|
654 != NGX_OK)
|
|
|
655 {
|
|
|
656 ngx_destroy_pool(ha.temp_pool);
|
|
|
657 return NGX_CONF_ERROR;
|
|
|
658 }
|
|
|
659
|
|
|
660 in_addr[a].dns_wildcards = (ngx_hash_wildcard_t *) hash.hash;
|
|
|
661 }
|
|
|
662
|
|
|
663 ngx_destroy_pool(ha.temp_pool);
|
|
0
|
664 }
|
|
|
665
|
|
142
|
666 in_addr = in_port[p].addrs.elts;
|
|
|
667 last = in_port[p].addrs.nelts;
|
|
|
668
|
|
0
|
669 /*
|
|
26
|
670 * if there is the binding to the "*:port" then we need to bind()
|
|
|
671 * to the "*:port" only and ignore the other bindings
|
|
0
|
672 */
|
|
|
673
|
|
142
|
674 if (in_addr[last - 1].addr == INADDR_ANY) {
|
|
|
675 in_addr[last - 1].bind = 1;
|
|
|
676 bind_all = 0;
|
|
0
|
677
|
|
|
678 } else {
|
|
142
|
679 bind_all = 1;
|
|
0
|
680 }
|
|
|
681
|
|
142
|
682 for (a = 0; a < last; /* void */ ) {
|
|
|
683
|
|
|
684 if (!bind_all && !in_addr[a].bind) {
|
|
|
685 a++;
|
|
|
686 continue;
|
|
|
687 }
|
|
0
|
688
|
|
|
689 ls = ngx_listening_inet_stream_socket(cf, in_addr[a].addr,
|
|
|
690 in_port[p].port);
|
|
|
691 if (ls == NULL) {
|
|
|
692 return NGX_CONF_ERROR;
|
|
|
693 }
|
|
|
694
|
|
|
695 ls->addr_ntop = 1;
|
|
|
696
|
|
|
697 ls->handler = ngx_http_init_connection;
|
|
|
698
|
|
|
699 cscf = in_addr[a].core_srv_conf;
|
|
|
700 ls->pool_size = cscf->connection_pool_size;
|
|
72
|
701 ls->post_accept_timeout = cscf->client_header_timeout;
|
|
0
|
702
|
|
|
703 clcf = cscf->ctx->loc_conf[ngx_http_core_module.ctx_index];
|
|
92
|
704
|
|
|
705 ls->log = *clcf->err_log;
|
|
|
706 ls->log.data = &ls->addr_text;
|
|
|
707 ls->log.handler = ngx_accept_log_error;
|
|
0
|
708
|
|
10
|
709 #if (NGX_WIN32)
|
|
0
|
710 iocpcf = ngx_event_get_conf(cf->cycle->conf_ctx, ngx_iocp_module);
|
|
|
711 if (iocpcf->acceptex_read) {
|
|
|
712 ls->post_accept_buffer_size = cscf->client_header_buffer_size;
|
|
|
713 }
|
|
|
714 #endif
|
|
|
715
|
|
142
|
716 ls->backlog = in_addr[a].listen_conf->backlog;
|
|
|
717 ls->rcvbuf = in_addr[a].listen_conf->rcvbuf;
|
|
|
718 ls->sndbuf = in_addr[a].listen_conf->sndbuf;
|
|
72
|
719
|
|
|
720 #if (NGX_HAVE_DEFERRED_ACCEPT && defined SO_ACCEPTFILTER)
|
|
142
|
721 ls->accept_filter = in_addr[a].listen_conf->accept_filter;
|
|
72
|
722 #endif
|
|
|
723
|
|
|
724 #if (NGX_HAVE_DEFERRED_ACCEPT && defined TCP_DEFER_ACCEPT)
|
|
142
|
725 ls->deferred_accept = in_addr[a].listen_conf->deferred_accept;
|
|
72
|
726 #endif
|
|
|
727
|
|
142
|
728 hip = ngx_palloc(cf->pool, sizeof(ngx_http_in_port_t));
|
|
|
729 if (hip == NULL) {
|
|
|
730 return NGX_CONF_ERROR;
|
|
|
731 }
|
|
0
|
732
|
|
142
|
733 hip->port = in_port[p].port;
|
|
|
734
|
|
|
735 hip->port_text.data = ngx_palloc(cf->pool, 7);
|
|
|
736 if (hip->port_text.data == NULL) {
|
|
|
737 return NGX_CONF_ERROR;
|
|
|
738 }
|
|
0
|
739
|
|
142
|
740 ls->servers = hip;
|
|
|
741
|
|
|
742 hip->port_text.len = ngx_sprintf(hip->port_text.data, ":%d",
|
|
|
743 hip->port)
|
|
|
744 - hip->port_text.data;
|
|
0
|
745
|
|
142
|
746 in_addr = in_port[p].addrs.elts;
|
|
0
|
747
|
|
142
|
748 if (in_addr[a].bind && in_addr[a].addr != INADDR_ANY) {
|
|
|
749 hip->naddrs = 1;
|
|
|
750 done = 0;
|
|
0
|
751
|
|
142
|
752 } else if (in_port[p].addrs.nelts > 1
|
|
|
753 && in_addr[last - 1].addr == INADDR_ANY)
|
|
|
754 {
|
|
|
755 hip->naddrs = last;
|
|
|
756 done = 1;
|
|
0
|
757
|
|
142
|
758 } else {
|
|
|
759 hip->naddrs = 1;
|
|
|
760 done = 0;
|
|
|
761 }
|
|
0
|
762
|
|
142
|
763 #if 0
|
|
|
764 ngx_log_error(NGX_LOG_ALERT, cf->log, 0,
|
|
|
765 "%ui: %V %d %ui %ui",
|
|
|
766 a, &ls->addr_text, in_addr[a].bind,
|
|
|
767 hip->naddrs, last);
|
|
|
768 #endif
|
|
0
|
769
|
|
142
|
770 hip->addrs = ngx_pcalloc(cf->pool,
|
|
|
771 hip->naddrs * sizeof(ngx_http_in_addr_t));
|
|
|
772 if (hip->addrs == NULL) {
|
|
|
773 return NGX_CONF_ERROR;
|
|
|
774 }
|
|
0
|
775
|
|
142
|
776 for (i = 0; i < hip->naddrs; i++) {
|
|
|
777 hip->addrs[i].addr = in_addr[i].addr;
|
|
|
778 hip->addrs[i].core_srv_conf = in_addr[i].core_srv_conf;
|
|
0
|
779
|
|
142
|
780 if (in_addr[i].hash.buckets == NULL
|
|
|
781 && (in_addr[i].dns_wildcards == NULL
|
|
|
782 || in_addr[i].dns_wildcards->hash.buckets == NULL))
|
|
|
783 {
|
|
0
|
784 continue;
|
|
|
785 }
|
|
142
|
786
|
|
|
787 vn = ngx_palloc(cf->pool, sizeof(ngx_http_virtual_names_t));
|
|
|
788 if (vn == NULL) {
|
|
|
789 return NGX_CONF_ERROR;
|
|
|
790 }
|
|
|
791 hip->addrs[i].virtual_names = vn;
|
|
|
792
|
|
|
793 vn->hash = in_addr[i].hash;
|
|
|
794 vn->dns_wildcards = in_addr[i].dns_wildcards;
|
|
0
|
795 }
|
|
|
796
|
|
142
|
797 if (done) {
|
|
|
798 break;
|
|
|
799 }
|
|
|
800
|
|
|
801 in_addr++;
|
|
|
802 in_port[p].addrs.elts = in_addr;
|
|
|
803 last--;
|
|
|
804
|
|
|
805 a = 0;
|
|
0
|
806 }
|
|
|
807 }
|
|
|
808
|
|
138
|
809 #if 0
|
|
4
|
810 {
|
|
|
811 u_char address[20];
|
|
138
|
812 ngx_uint_t p, a;
|
|
4
|
813
|
|
0
|
814 in_port = in_ports.elts;
|
|
|
815 for (p = 0; p < in_ports.nelts; p++) {
|
|
|
816 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, cf->log, 0,
|
|
10
|
817 "port: %d %p", in_port[p].port, &in_port[p]);
|
|
0
|
818 in_addr = in_port[p].addrs.elts;
|
|
|
819 for (a = 0; a < in_port[p].addrs.nelts; a++) {
|
|
4
|
820 ngx_inet_ntop(AF_INET, &in_addr[a].addr, address, 20);
|
|
|
821 ngx_log_debug3(NGX_LOG_DEBUG_HTTP, cf->log, 0,
|
|
10
|
822 "%s:%d %p",
|
|
4
|
823 address, in_port[p].port, in_addr[a].core_srv_conf);
|
|
142
|
824 name = in_addr[a].names.elts;
|
|
0
|
825 for (n = 0; n < in_addr[a].names.nelts; n++) {
|
|
4
|
826 ngx_log_debug4(NGX_LOG_DEBUG_HTTP, cf->log, 0,
|
|
10
|
827 "%s:%d %V %p",
|
|
142
|
828 address, in_port[p].port, &name[n].name,
|
|
|
829 name[n].core_srv_conf);
|
|
0
|
830 }
|
|
|
831 }
|
|
|
832 }
|
|
4
|
833 }
|
|
0
|
834 #endif
|
|
|
835
|
|
|
836 return NGX_CONF_OK;
|
|
|
837 }
|
|
|
838
|
|
|
839
|
|
4
|
840 /*
|
|
|
841 * add the server address, the server names and the server core module
|
|
|
842 * configurations to the port (in_port)
|
|
|
843 */
|
|
|
844
|
|
48
|
845 static ngx_int_t
|
|
142
|
846 ngx_http_add_address(ngx_conf_t *cf, ngx_http_conf_in_port_t *in_port,
|
|
48
|
847 ngx_http_listen_t *lscf, ngx_http_core_srv_conf_t *cscf)
|
|
4
|
848 {
|
|
142
|
849 ngx_http_conf_in_addr_t *in_addr;
|
|
4
|
850
|
|
|
851 if (in_port->addrs.elts == NULL) {
|
|
142
|
852 if (ngx_array_init(&in_port->addrs, cf->temp_pool, 4,
|
|
|
853 sizeof(ngx_http_conf_in_addr_t)) != NGX_OK)
|
|
4
|
854 {
|
|
|
855 return NGX_ERROR;
|
|
|
856 }
|
|
|
857 }
|
|
|
858
|
|
50
|
859 in_addr = ngx_array_push(&in_port->addrs);
|
|
|
860 if (in_addr == NULL) {
|
|
4
|
861 return NGX_ERROR;
|
|
|
862 }
|
|
|
863
|
|
|
864 in_addr->addr = lscf->addr;
|
|
142
|
865 in_addr->hash.buckets = NULL;
|
|
|
866 in_addr->hash.size = 0;
|
|
|
867 in_addr->dns_wildcards = NULL;
|
|
4
|
868 in_addr->names.elts = NULL;
|
|
|
869 in_addr->core_srv_conf = cscf;
|
|
142
|
870 in_addr->default_server = lscf->conf.default_server;
|
|
|
871 in_addr->bind = lscf->conf.bind;
|
|
|
872 in_addr->listen_conf = &lscf->conf;
|
|
4
|
873
|
|
|
874 #if (NGX_DEBUG)
|
|
|
875 {
|
|
|
876 u_char text[20];
|
|
|
877 ngx_inet_ntop(AF_INET, &in_addr->addr, text, 20);
|
|
|
878 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, cf->log, 0, "address: %s:%d",
|
|
|
879 text, in_port->port);
|
|
|
880 }
|
|
|
881 #endif
|
|
|
882
|
|
|
883 return ngx_http_add_names(cf, in_addr, cscf);
|
|
|
884 }
|
|
|
885
|
|
|
886
|
|
|
887 /*
|
|
|
888 * add the server names and the server core module
|
|
|
889 * configurations to the address:port (in_addr)
|
|
|
890 */
|
|
|
891
|
|
48
|
892 static ngx_int_t
|
|
142
|
893 ngx_http_add_names(ngx_conf_t *cf, ngx_http_conf_in_addr_t *in_addr,
|
|
48
|
894 ngx_http_core_srv_conf_t *cscf)
|
|
4
|
895 {
|
|
26
|
896 ngx_uint_t i, n;
|
|
4
|
897 ngx_http_server_name_t *server_names, *name;
|
|
|
898
|
|
|
899 if (in_addr->names.elts == NULL) {
|
|
142
|
900 if (ngx_array_init(&in_addr->names, cf->temp_pool, 4,
|
|
50
|
901 sizeof(ngx_http_server_name_t)) != NGX_OK)
|
|
26
|
902 {
|
|
|
903 return NGX_ERROR;
|
|
|
904 }
|
|
|
905 }
|
|
|
906
|
|
4
|
907 server_names = cscf->server_names.elts;
|
|
|
908 for (i = 0; i < cscf->server_names.nelts; i++) {
|
|
|
909
|
|
26
|
910 for (n = 0; n < server_names[i].name.len; n++) {
|
|
|
911 server_names[i].name.data[n] =
|
|
|
912 ngx_tolower(server_names[i].name.data[n]);
|
|
|
913 }
|
|
|
914
|
|
4
|
915 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, cf->log, 0,
|
|
10
|
916 "name: %V", &server_names[i].name);
|
|
4
|
917
|
|
|
918
|
|
142
|
919 name = ngx_array_push(&in_addr->names);
|
|
50
|
920 if (name == NULL) {
|
|
4
|
921 return NGX_ERROR;
|
|
|
922 }
|
|
70
|
923 server_names = cscf->server_names.elts;
|
|
4
|
924
|
|
|
925 *name = server_names[i];
|
|
|
926 }
|
|
|
927
|
|
|
928 return NGX_OK;
|
|
|
929 }
|
|
|
930
|
|
|
931
|
|
48
|
932 static char *
|
|
|
933 ngx_http_merge_locations(ngx_conf_t *cf, ngx_array_t *locations,
|
|
|
934 void **loc_conf, ngx_http_module_t *module, ngx_uint_t ctx_index)
|
|
0
|
935 {
|
|
|
936 char *rv;
|
|
|
937 ngx_uint_t i;
|
|
|
938 ngx_http_core_loc_conf_t **clcfp;
|
|
|
939
|
|
142
|
940 clcfp = locations->elts;
|
|
0
|
941
|
|
|
942 for (i = 0; i < locations->nelts; i++) {
|
|
|
943 rv = module->merge_loc_conf(cf, loc_conf[ctx_index],
|
|
|
944 clcfp[i]->loc_conf[ctx_index]);
|
|
|
945 if (rv != NGX_CONF_OK) {
|
|
|
946 return rv;
|
|
|
947 }
|
|
|
948
|
|
|
949 rv = ngx_http_merge_locations(cf, &clcfp[i]->locations,
|
|
|
950 clcfp[i]->loc_conf, module, ctx_index);
|
|
|
951 if (rv != NGX_CONF_OK) {
|
|
|
952 return rv;
|
|
|
953 }
|
|
|
954 }
|
|
|
955
|
|
|
956 return NGX_CONF_OK;
|
|
|
957 }
|
|
142
|
958
|
|
|
959
|
|
|
960 static int ngx_libc_cdecl
|
|
|
961 ngx_http_cmp_conf_in_addrs(const void *one, const void *two)
|
|
|
962 {
|
|
|
963 ngx_http_conf_in_addr_t *first, *second;
|
|
|
964
|
|
|
965 first = (ngx_http_conf_in_addr_t *) one;
|
|
|
966 second = (ngx_http_conf_in_addr_t *) two;
|
|
|
967
|
|
|
968 if (first->addr == INADDR_ANY) {
|
|
|
969 /* the INADDR_ANY must be the last resort, shift it to the end */
|
|
|
970 return 1;
|
|
|
971 }
|
|
|
972
|
|
|
973 if (first->bind && !second->bind) {
|
|
|
974 /* shift explicit bind()ed addresses to the start */
|
|
|
975 return -1;
|
|
|
976 }
|
|
|
977
|
|
|
978 if (!first->bind && second->bind) {
|
|
|
979 /* shift explicit bind()ed addresses to the start */
|
|
|
980 return 1;
|
|
|
981 }
|
|
|
982
|
|
|
983 /* do not sort by default */
|
|
|
984
|
|
|
985 return 0;
|
|
|
986 }
|
|
|
987
|
|
|
988
|
|
|
989 static int ngx_libc_cdecl
|
|
|
990 ngx_http_cmp_dns_wildcards(const void *one, const void *two)
|
|
|
991 {
|
|
|
992 ngx_hash_key_t *first, *second;
|
|
|
993
|
|
|
994 first = (ngx_hash_key_t *) one;
|
|
|
995 second = (ngx_hash_key_t *) two;
|
|
|
996
|
|
|
997 return ngx_strcmp(first->key.data, second->key.data);
|
|
|
998 }
|
