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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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302
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22 static int ngx_http_cmp_conf_in_addrs(const void *one, const void *two);
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142
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23 static int ngx_libc_cdecl ngx_http_cmp_dns_wildcards(const void *one,
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24 const void *two);
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0
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25
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142
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26 ngx_uint_t ngx_http_max_module;
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27
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28 ngx_uint_t ngx_http_total_requests;
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29 uint64_t ngx_http_total_sent;
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0
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30
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31
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32 ngx_int_t (*ngx_http_top_header_filter) (ngx_http_request_t *r);
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33 ngx_int_t (*ngx_http_top_body_filter) (ngx_http_request_t *r, ngx_chain_t *ch);
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34
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35
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36 static ngx_command_t ngx_http_commands[] = {
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37
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48
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38 { ngx_string("http"),
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39 NGX_MAIN_CONF|NGX_CONF_BLOCK|NGX_CONF_NOARGS,
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40 ngx_http_block,
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41 0,
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42 0,
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43 NULL },
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0
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44
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48
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45 ngx_null_command
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0
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46 };
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47
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126
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48
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0
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49 static ngx_core_module_t ngx_http_module_ctx = {
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50 ngx_string("http"),
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51 NULL,
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52 NULL
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126
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53 };
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0
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54
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55
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56 ngx_module_t ngx_http_module = {
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58
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57 NGX_MODULE_V1,
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0
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58 &ngx_http_module_ctx, /* module context */
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59 ngx_http_commands, /* module directives */
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60 NGX_CORE_MODULE, /* module type */
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90
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61 NULL, /* init master */
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0
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62 NULL, /* init module */
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90
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63 NULL, /* init process */
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64 NULL, /* init thread */
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65 NULL, /* exit thread */
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66 NULL, /* exit process */
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67 NULL, /* exit master */
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68 NGX_MODULE_V1_PADDING
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0
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69 };
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70
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71
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48
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72 static char *
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73 ngx_http_block(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
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0
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74 {
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75 char *rv;
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142
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76 u_char ch;
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230
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77 ngx_int_t rc, j;
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78 ngx_uint_t mi, m, s, l, p, a, i, n;
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79 ngx_uint_t find_config_index, use_rewrite, use_access;
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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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198
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82 ngx_array_t headers_in, in_ports;
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83 ngx_hash_key_t *hk;
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142
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84 ngx_hash_init_t hash;
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0
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85 ngx_listening_t *ls;
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86 ngx_http_listen_t *lscf;
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87 ngx_http_module_t *module;
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198
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88 ngx_http_header_t *header;
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142
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89 ngx_http_in_port_t *hip;
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0
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90 ngx_http_handler_pt *h;
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91 ngx_http_conf_ctx_t *ctx;
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142
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92 ngx_http_conf_in_port_t *in_port;
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93 ngx_http_conf_in_addr_t *in_addr;
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94 ngx_hash_keys_arrays_t ha;
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95 ngx_http_server_name_t *name;
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230
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96 ngx_http_phase_handler_t *ph;
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142
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97 ngx_http_virtual_names_t *vn;
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0
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98 ngx_http_core_srv_conf_t **cscfp, *cscf;
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99 ngx_http_core_loc_conf_t *clcf;
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230
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100 ngx_http_phase_handler_pt checker;
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0
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101 ngx_http_core_main_conf_t *cmcf;
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10
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102 #if (NGX_WIN32)
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103 ngx_iocp_conf_t *iocpcf;
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104 #endif
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105
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106 /* the main http context */
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26
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107
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50
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108 ctx = ngx_pcalloc(cf->pool, sizeof(ngx_http_conf_ctx_t));
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109 if (ctx == NULL) {
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34
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110 return NGX_CONF_ERROR;
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111 }
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0
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112
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113 *(ngx_http_conf_ctx_t **) conf = ctx;
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114
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34
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115
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0
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116 /* count the number of the http modules and set up their indices */
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117
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118 ngx_http_max_module = 0;
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119 for (m = 0; ngx_modules[m]; m++) {
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120 if (ngx_modules[m]->type != NGX_HTTP_MODULE) {
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121 continue;
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122 }
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123
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124 ngx_modules[m]->ctx_index = ngx_http_max_module++;
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125 }
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126
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26
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127
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34
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128 /* the http main_conf context, it is the same in the all http contexts */
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0
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129
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34
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130 ctx->main_conf = ngx_pcalloc(cf->pool,
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131 sizeof(void *) * ngx_http_max_module);
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132 if (ctx->main_conf == NULL) {
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133 return NGX_CONF_ERROR;
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134 }
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0
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135
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136
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34
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137 /*
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138 * the http null srv_conf context, it is used to merge
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139 * the server{}s' srv_conf's
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140 */
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141
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142 ctx->srv_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module);
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143 if (ctx->srv_conf == NULL) {
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144 return NGX_CONF_ERROR;
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145 }
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146
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147
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148 /*
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149 * the http null loc_conf context, it is used to merge
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150 * the server{}s' loc_conf's
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151 */
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152
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153 ctx->loc_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module);
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154 if (ctx->loc_conf == NULL) {
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155 return NGX_CONF_ERROR;
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156 }
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157
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158
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159 /*
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160 * create the main_conf's, the null srv_conf's, and the null loc_conf's
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161 * of the all http modules
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162 */
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0
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163
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164 for (m = 0; ngx_modules[m]; m++) {
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165 if (ngx_modules[m]->type != NGX_HTTP_MODULE) {
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166 continue;
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167 }
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168
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169 module = ngx_modules[m]->ctx;
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170 mi = ngx_modules[m]->ctx_index;
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171
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172 if (module->create_main_conf) {
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50
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173 ctx->main_conf[mi] = module->create_main_conf(cf);
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174 if (ctx->main_conf[mi] == NULL) {
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34
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175 return NGX_CONF_ERROR;
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176 }
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0
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177 }
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178
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179 if (module->create_srv_conf) {
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50
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180 ctx->srv_conf[mi] = module->create_srv_conf(cf);
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181 if (ctx->srv_conf[mi] == NULL) {
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34
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182 return NGX_CONF_ERROR;
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183 }
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0
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184 }
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185
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186 if (module->create_loc_conf) {
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50
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187 ctx->loc_conf[mi] = module->create_loc_conf(cf);
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188 if (ctx->loc_conf[mi] == NULL) {
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34
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189 return NGX_CONF_ERROR;
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190 }
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0
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191 }
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192 }
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193
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58
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194 pcf = *cf;
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195 cf->ctx = ctx;
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196
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197 for (m = 0; ngx_modules[m]; m++) {
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198 if (ngx_modules[m]->type != NGX_HTTP_MODULE) {
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199 continue;
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200 }
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201
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202 module = ngx_modules[m]->ctx;
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203 mi = ngx_modules[m]->ctx_index;
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204
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205 if (module->preconfiguration) {
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206 if (module->preconfiguration(cf) != NGX_OK) {
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207 return NGX_CONF_ERROR;
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208 }
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209 }
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210 }
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34
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211
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0
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212 /* parse inside the http{} block */
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213
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214 cf->module_type = NGX_HTTP_MODULE;
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215 cf->cmd_type = NGX_HTTP_MAIN_CONF;
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216 rv = ngx_conf_parse(cf, NULL);
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217
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218 if (rv != NGX_CONF_OK) {
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219 *cf = pcf;
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220 return rv;
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221 }
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222
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223 /*
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224 * init http{} main_conf's, merge the server{}s' srv_conf's
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225 * and its location{}s' loc_conf's
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226 */
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227
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228 cmcf = ctx->main_conf[ngx_http_core_module.ctx_index];
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229 cscfp = cmcf->servers.elts;
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230
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231 for (m = 0; ngx_modules[m]; m++) {
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232 if (ngx_modules[m]->type != NGX_HTTP_MODULE) {
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233 continue;
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234 }
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235
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236 module = ngx_modules[m]->ctx;
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237 mi = ngx_modules[m]->ctx_index;
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238
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239 /* init http{} main_conf's */
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240
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241 if (module->init_main_conf) {
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242 rv = module->init_main_conf(cf, ctx->main_conf[mi]);
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243 if (rv != NGX_CONF_OK) {
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244 *cf = pcf;
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245 return rv;
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246 }
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247 }
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248
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249 for (s = 0; s < cmcf->servers.nelts; s++) {
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250
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251 /* merge the server{}s' srv_conf's */
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252
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253 if (module->merge_srv_conf) {
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254 rv = module->merge_srv_conf(cf,
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255 ctx->srv_conf[mi],
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256 cscfp[s]->ctx->srv_conf[mi]);
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257 if (rv != NGX_CONF_OK) {
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258 *cf = pcf;
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259 return rv;
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260 }
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261 }
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262
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263 if (module->merge_loc_conf) {
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264
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265 /* merge the server{}'s loc_conf */
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266
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267 rv = module->merge_loc_conf(cf,
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268 ctx->loc_conf[mi],
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269 cscfp[s]->ctx->loc_conf[mi]);
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270 if (rv != NGX_CONF_OK) {
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271 *cf = pcf;
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272 return rv;
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273 }
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274
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275 /* merge the locations{}' loc_conf's */
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276
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277 rv = ngx_http_merge_locations(cf, &cscfp[s]->locations,
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278 cscfp[s]->ctx->loc_conf,
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279 module, mi);
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280 if (rv != NGX_CONF_OK) {
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281 *cf = pcf;
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282 return rv;
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283 }
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284 }
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285 }
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286 }
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287
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34
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288
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0
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289 /* init lists of the handlers */
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290
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122
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291 if (ngx_array_init(&cmcf->phases[NGX_HTTP_POST_READ_PHASE].handlers,
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292 cf->pool, 1, sizeof(ngx_http_handler_pt))
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293 != NGX_OK)
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34
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294 {
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295 return NGX_CONF_ERROR;
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296 }
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297
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122
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298
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299 if (ngx_array_init(&cmcf->phases[NGX_HTTP_SERVER_REWRITE_PHASE].handlers,
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300 cf->pool, 1, sizeof(ngx_http_handler_pt))
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301 != NGX_OK)
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302 {
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303 return NGX_CONF_ERROR;
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304 }
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305
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0
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306
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122
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307 if (ngx_array_init(&cmcf->phases[NGX_HTTP_REWRITE_PHASE].handlers,
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308 cf->pool, 1, sizeof(ngx_http_handler_pt))
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309 != NGX_OK)
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310 {
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311 return NGX_CONF_ERROR;
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312 }
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313
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314
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130
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315 if (ngx_array_init(&cmcf->phases[NGX_HTTP_PREACCESS_PHASE].handlers,
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316 cf->pool, 1, sizeof(ngx_http_handler_pt))
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317 != NGX_OK)
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318 {
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319 return NGX_CONF_ERROR;
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320 }
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321
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322
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34
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323 if (ngx_array_init(&cmcf->phases[NGX_HTTP_ACCESS_PHASE].handlers,
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130
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324 cf->pool, 2, sizeof(ngx_http_handler_pt))
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122
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325 != NGX_OK)
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34
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326 {
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327 return NGX_CONF_ERROR;
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328 }
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329
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0
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330
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34
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331 if (ngx_array_init(&cmcf->phases[NGX_HTTP_CONTENT_PHASE].handlers,
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122
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332 cf->pool, 4, sizeof(ngx_http_handler_pt))
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333 != NGX_OK)
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34
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334 {
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335 return NGX_CONF_ERROR;
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336 }
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337
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0
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338
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130
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339 if (ngx_array_init(&cmcf->phases[NGX_HTTP_LOG_PHASE].handlers,
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340 cf->pool, 1, sizeof(ngx_http_handler_pt))
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341 != NGX_OK)
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342 {
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343 return NGX_CONF_ERROR;
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344 }
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345
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346
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198
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347 if (ngx_array_init(&headers_in, cf->temp_pool, 32, sizeof(ngx_hash_key_t))
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56
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348 != NGX_OK)
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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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198
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353 for (header = ngx_http_headers_in; header->name.len; header++) {
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354 hk = ngx_array_push(&headers_in);
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355 if (hk == NULL) {
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356 return NGX_CONF_ERROR;
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357 }
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358
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359 hk->key = header->name;
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360 hk->key_hash = ngx_hash_key_lc(header->name.data, header->name.len);
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361 hk->value = header;
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362 }
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363
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364 hash.hash = &cmcf->headers_in_hash;
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365 hash.key = ngx_hash_key_lc;
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366 hash.max_size = 512;
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244
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367 hash.bucket_size = ngx_align(64, ngx_cacheline_size);
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198
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368 hash.name = "headers_in_hash";
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369 hash.pool = cf->pool;
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370 hash.temp_pool = NULL;
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371
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372 if (ngx_hash_init(&hash, headers_in.elts, headers_in.nelts) != NGX_OK) {
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373 return NGX_CONF_ERROR;
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374 }
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375
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58
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376
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377 for (m = 0; ngx_modules[m]; m++) {
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378 if (ngx_modules[m]->type != NGX_HTTP_MODULE) {
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379 continue;
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380 }
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381
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382 module = ngx_modules[m]->ctx;
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383 mi = ngx_modules[m]->ctx_index;
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384
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385 if (module->postconfiguration) {
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386 if (module->postconfiguration(cf) != NGX_OK) {
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387 return NGX_CONF_ERROR;
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388 }
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389 }
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390 }
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391
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122
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392 if (ngx_http_variables_init_vars(cf) != NGX_OK) {
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393 return NGX_CONF_ERROR;
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|
394 }
|
|
58
|
395
|
|
|
396 /*
|
|
|
397 * http{}'s cf->ctx was needed while the configuration merging
|
|
|
398 * and in postconfiguration process
|
|
|
399 */
|
|
|
400
|
|
|
401 *cf = pcf;
|
|
|
402
|
|
56
|
403
|
|
230
|
404 cmcf->phase_engine.server_rewrite_index = (ngx_uint_t) -1;
|
|
|
405 find_config_index = 0;
|
|
|
406 use_rewrite = cmcf->phases[NGX_HTTP_REWRITE_PHASE].handlers.nelts ? 1 : 0;
|
|
|
407 use_access = cmcf->phases[NGX_HTTP_ACCESS_PHASE].handlers.nelts ? 1 : 0;
|
|
|
408
|
|
|
409 n = use_rewrite + use_access + 1; /* find config phase */
|
|
|
410
|
|
|
411 for (i = 0; i < NGX_HTTP_LOG_PHASE; i++) {
|
|
|
412 n += cmcf->phases[i].handlers.nelts;
|
|
|
413 }
|
|
|
414
|
|
|
415 ph = ngx_pcalloc(cf->pool,
|
|
|
416 n * sizeof(ngx_http_phase_handler_t) + sizeof(void *));
|
|
|
417 if (ph == NULL) {
|
|
|
418 return NGX_CONF_ERROR;
|
|
|
419 }
|
|
|
420
|
|
|
421 cmcf->phase_engine.handlers = ph;
|
|
|
422 n = 0;
|
|
|
423
|
|
|
424 for (i = 0; i < NGX_HTTP_LOG_PHASE; i++) {
|
|
|
425 h = cmcf->phases[i].handlers.elts;
|
|
|
426
|
|
|
427 switch (i) {
|
|
|
428
|
|
|
429 case NGX_HTTP_SERVER_REWRITE_PHASE:
|
|
|
430 if (cmcf->phase_engine.server_rewrite_index == (ngx_uint_t) -1) {
|
|
|
431 cmcf->phase_engine.server_rewrite_index = n;
|
|
|
432 }
|
|
|
433 checker = ngx_http_core_generic_phase;
|
|
|
434
|
|
|
435 break;
|
|
|
436
|
|
|
437 case NGX_HTTP_FIND_CONFIG_PHASE:
|
|
|
438 find_config_index = n;
|
|
|
439
|
|
|
440 ph->checker = ngx_http_core_find_config_phase;
|
|
|
441 n++;
|
|
|
442 ph++;
|
|
|
443
|
|
|
444 continue;
|
|
|
445
|
|
|
446 case NGX_HTTP_POST_REWRITE_PHASE:
|
|
|
447 if (use_rewrite) {
|
|
|
448 ph->checker = ngx_http_core_post_rewrite_phase;
|
|
|
449 ph->next = find_config_index;
|
|
|
450 n++;
|
|
|
451 ph++;
|
|
|
452 }
|
|
|
453
|
|
|
454 continue;
|
|
|
455
|
|
|
456 case NGX_HTTP_ACCESS_PHASE:
|
|
|
457 checker = ngx_http_core_access_phase;
|
|
|
458 n++;
|
|
|
459 break;
|
|
|
460
|
|
|
461 case NGX_HTTP_POST_ACCESS_PHASE:
|
|
|
462 if (use_access) {
|
|
|
463 ph->checker = ngx_http_core_post_access_phase;
|
|
|
464 ph->next = n;
|
|
|
465 ph++;
|
|
|
466 }
|
|
|
467
|
|
|
468 continue;
|
|
|
469
|
|
|
470 case NGX_HTTP_CONTENT_PHASE:
|
|
|
471 checker = ngx_http_core_content_phase;
|
|
|
472 break;
|
|
|
473
|
|
|
474 default:
|
|
|
475 checker = ngx_http_core_generic_phase;
|
|
|
476 }
|
|
|
477
|
|
|
478 n += cmcf->phases[i].handlers.nelts;
|
|
|
479
|
|
|
480 for (j = cmcf->phases[i].handlers.nelts - 1; j >=0; j--) {
|
|
|
481 ph->checker = checker;
|
|
|
482 ph->handler = h[j];
|
|
|
483 ph->next = n;
|
|
|
484 ph++;
|
|
|
485 }
|
|
|
486 }
|
|
|
487
|
|
|
488
|
|
0
|
489 /*
|
|
4
|
490 * create the lists of ports, addresses and server names
|
|
|
491 * to quickly find the server core module configuration at run-time
|
|
0
|
492 */
|
|
|
493
|
|
142
|
494 if (ngx_array_init(&in_ports, cf->temp_pool, 2,
|
|
|
495 sizeof(ngx_http_conf_in_port_t))
|
|
50
|
496 != NGX_OK)
|
|
4
|
497 {
|
|
|
498 return NGX_CONF_ERROR;
|
|
|
499 }
|
|
0
|
500
|
|
|
501 /* "server" directives */
|
|
4
|
502
|
|
0
|
503 cscfp = cmcf->servers.elts;
|
|
|
504 for (s = 0; s < cmcf->servers.nelts; s++) {
|
|
|
505
|
|
|
506 /* "listen" directives */
|
|
4
|
507
|
|
0
|
508 lscf = cscfp[s]->listen.elts;
|
|
|
509 for (l = 0; l < cscfp[s]->listen.nelts; l++) {
|
|
|
510
|
|
|
511 /* AF_INET only */
|
|
|
512
|
|
|
513 in_port = in_ports.elts;
|
|
|
514 for (p = 0; p < in_ports.nelts; p++) {
|
|
|
515
|
|
142
|
516 if (lscf[l].port != in_port[p].port) {
|
|
|
517 continue;
|
|
|
518 }
|
|
0
|
519
|
|
142
|
520 /* the port is already in the port list */
|
|
0
|
521
|
|
142
|
522 in_addr = in_port[p].addrs.elts;
|
|
|
523 for (a = 0; a < in_port[p].addrs.nelts; a++) {
|
|
0
|
524
|
|
142
|
525 if (lscf[l].addr != in_addr[a].addr) {
|
|
|
526 continue;
|
|
|
527 }
|
|
0
|
528
|
|
142
|
529 /* the address is already in the address list */
|
|
0
|
530
|
|
142
|
531 if (ngx_http_add_names(cf, &in_addr[a], cscfp[s]) != NGX_OK)
|
|
|
532 {
|
|
|
533 return NGX_CONF_ERROR;
|
|
|
534 }
|
|
0
|
535
|
|
142
|
536 /*
|
|
|
537 * check the duplicate "default" server
|
|
|
538 * for this address:port
|
|
|
539 */
|
|
0
|
540
|
|
142
|
541 if (lscf[l].conf.default_server) {
|
|
4
|
542
|
|
142
|
543 if (in_addr[a].default_server) {
|
|
|
544 ngx_log_error(NGX_LOG_ERR, cf->log, 0,
|
|
10
|
545 "the duplicate default server in %V:%d",
|
|
|
546 &lscf[l].file_name, lscf[l].line);
|
|
0
|
547
|
|
142
|
548 return NGX_CONF_ERROR;
|
|
|
549 }
|
|
4
|
550
|
|
142
|
551 in_addr[a].core_srv_conf = cscfp[s];
|
|
|
552 in_addr[a].default_server = 1;
|
|
0
|
553 }
|
|
|
554
|
|
142
|
555 goto found;
|
|
4
|
556 }
|
|
0
|
557
|
|
142
|
558 /*
|
|
|
559 * add the address to the addresses list that
|
|
|
560 * bound to this port
|
|
|
561 */
|
|
0
|
562
|
|
142
|
563 if (ngx_http_add_address(cf, &in_port[p], &lscf[l], cscfp[s])
|
|
50
|
564 != NGX_OK)
|
|
4
|
565 {
|
|
|
566 return NGX_CONF_ERROR;
|
|
|
567 }
|
|
142
|
568
|
|
|
569 goto found;
|
|
0
|
570 }
|
|
142
|
571
|
|
|
572 /* add the port to the in_port list */
|
|
|
573
|
|
|
574 in_port = ngx_array_push(&in_ports);
|
|
|
575 if (in_port == NULL) {
|
|
|
576 return NGX_CONF_ERROR;
|
|
|
577 }
|
|
|
578
|
|
|
579 in_port->port = lscf[l].port;
|
|
|
580 in_port->addrs.elts = NULL;
|
|
|
581
|
|
|
582 if (ngx_http_add_address(cf, in_port, &lscf[l], cscfp[s]) != NGX_OK)
|
|
|
583 {
|
|
|
584 return NGX_CONF_ERROR;
|
|
|
585 }
|
|
|
586
|
|
|
587 found:
|
|
|
588
|
|
|
589 continue;
|
|
0
|
590 }
|
|
|
591 }
|
|
|
592
|
|
4
|
593
|
|
|
594 /* optimize the lists of ports, addresses and server names */
|
|
0
|
595
|
|
|
596 /* AF_INET only */
|
|
|
597
|
|
|
598 in_port = in_ports.elts;
|
|
|
599 for (p = 0; p < in_ports.nelts; p++) {
|
|
|
600
|
|
302
|
601 ngx_sort(in_port[p].addrs.elts, (size_t) in_port[p].addrs.nelts,
|
|
|
602 sizeof(ngx_http_conf_in_addr_t), ngx_http_cmp_conf_in_addrs);
|
|
72
|
603
|
|
4
|
604 /*
|
|
|
605 * check whether all name-based servers have the same configuraiton
|
|
152
|
606 * as the default server,
|
|
158
|
607 * or some servers disable optimizing the server names
|
|
4
|
608 */
|
|
0
|
609
|
|
|
610 in_addr = in_port[p].addrs.elts;
|
|
|
611 for (a = 0; a < in_port[p].addrs.nelts; a++) {
|
|
|
612
|
|
|
613 name = in_addr[a].names.elts;
|
|
152
|
614 for (s = 0; s < in_addr[a].names.nelts; s++) {
|
|
|
615
|
|
|
616 if (in_addr[a].core_srv_conf != name[s].core_srv_conf
|
|
162
|
617 || name[s].core_srv_conf->optimize_server_names == 0)
|
|
4
|
618 {
|
|
142
|
619 goto virtual_names;
|
|
26
|
620 }
|
|
|
621 }
|
|
|
622
|
|
0
|
623 /*
|
|
4
|
624 * if all name-based servers have the same configuration
|
|
152
|
625 * as the default server,
|
|
158
|
626 * and no servers disable optimizing the server names
|
|
4
|
627 * then we do not need to check them at run-time at all
|
|
0
|
628 */
|
|
|
629
|
|
142
|
630 in_addr[a].names.nelts = 0;
|
|
|
631
|
|
|
632 continue;
|
|
|
633
|
|
|
634 virtual_names:
|
|
|
635
|
|
168
|
636 ngx_memzero(&ha, sizeof(ngx_hash_keys_arrays_t));
|
|
|
637
|
|
142
|
638 ha.temp_pool = ngx_create_pool(16384, cf->log);
|
|
|
639 if (ha.temp_pool == NULL) {
|
|
|
640 return NGX_CONF_ERROR;
|
|
26
|
641 }
|
|
|
642
|
|
142
|
643 ha.pool = cf->pool;
|
|
26
|
644
|
|
142
|
645 if (ngx_hash_keys_array_init(&ha, NGX_HASH_LARGE) != NGX_OK) {
|
|
|
646 ngx_destroy_pool(ha.temp_pool);
|
|
|
647 return NGX_CONF_ERROR;
|
|
|
648 }
|
|
26
|
649
|
|
142
|
650 name = in_addr[a].names.elts;
|
|
|
651 for (s = 0; s < in_addr[a].names.nelts; s++) {
|
|
26
|
652
|
|
142
|
653 ch = name[s].name.data[0];
|
|
26
|
654
|
|
142
|
655 if (ch == '*' || ch == '.') {
|
|
|
656 continue;
|
|
|
657 }
|
|
|
658
|
|
|
659 rc = ngx_hash_add_key(&ha, &name[s].name, name[s].core_srv_conf,
|
|
|
660 0);
|
|
|
661
|
|
|
662 if (rc == NGX_ERROR) {
|
|
26
|
663 return NGX_CONF_ERROR;
|
|
|
664 }
|
|
|
665
|
|
142
|
666 if (rc == NGX_BUSY) {
|
|
|
667 ngx_log_error(NGX_LOG_WARN, cf->log, 0,
|
|
180
|
668 "conflicting server name \"%V\" on %s, ignored",
|
|
|
669 &name[s].name, in_addr[a].listen_conf->addr);
|
|
142
|
670 }
|
|
|
671 }
|
|
|
672
|
|
|
673 for (s = 0; s < in_addr[a].names.nelts; s++) {
|
|
|
674
|
|
|
675 ch = name[s].name.data[0];
|
|
|
676
|
|
|
677 if (ch != '*' && ch != '.') {
|
|
|
678 continue;
|
|
|
679 }
|
|
|
680
|
|
|
681 rc = ngx_hash_add_key(&ha, &name[s].name, name[s].core_srv_conf,
|
|
|
682 NGX_HASH_WILDCARD_KEY);
|
|
|
683
|
|
|
684 if (rc == NGX_ERROR) {
|
|
|
685 return NGX_CONF_ERROR;
|
|
26
|
686 }
|
|
|
687
|
|
142
|
688 if (rc == NGX_BUSY) {
|
|
|
689 ngx_log_error(NGX_LOG_WARN, cf->log, 0,
|
|
180
|
690 "conflicting server name \"%V\" on %s, ignored",
|
|
|
691 &name[s].name, in_addr[a].listen_conf->addr);
|
|
142
|
692 }
|
|
|
693 }
|
|
26
|
694
|
|
142
|
695 hash.key = ngx_hash_key_lc;
|
|
|
696 hash.max_size = cmcf->server_names_hash_max_size;
|
|
|
697 hash.bucket_size = cmcf->server_names_hash_bucket_size;
|
|
|
698 hash.name = "server_names_hash";
|
|
|
699 hash.pool = cf->pool;
|
|
26
|
700
|
|
142
|
701 if (ha.keys.nelts) {
|
|
|
702 hash.hash = &in_addr[a].hash;
|
|
|
703 hash.temp_pool = NULL;
|
|
|
704
|
|
|
705 if (ngx_hash_init(&hash, ha.keys.elts, ha.keys.nelts) != NGX_OK)
|
|
|
706 {
|
|
|
707 ngx_destroy_pool(ha.temp_pool);
|
|
|
708 return NGX_CONF_ERROR;
|
|
26
|
709 }
|
|
0
|
710 }
|
|
142
|
711
|
|
|
712 if (ha.dns_wildcards.nelts) {
|
|
|
713
|
|
|
714 ngx_qsort(ha.dns_wildcards.elts,
|
|
|
715 (size_t) ha.dns_wildcards.nelts,
|
|
|
716 sizeof(ngx_hash_key_t),
|
|
|
717 ngx_http_cmp_dns_wildcards);
|
|
|
718
|
|
|
719 hash.hash = NULL;
|
|
|
720 hash.temp_pool = ha.temp_pool;
|
|
|
721
|
|
|
722 if (ngx_hash_wildcard_init(&hash, ha.dns_wildcards.elts,
|
|
|
723 ha.dns_wildcards.nelts)
|
|
|
724 != NGX_OK)
|
|
|
725 {
|
|
|
726 ngx_destroy_pool(ha.temp_pool);
|
|
|
727 return NGX_CONF_ERROR;
|
|
|
728 }
|
|
|
729
|
|
|
730 in_addr[a].dns_wildcards = (ngx_hash_wildcard_t *) hash.hash;
|
|
|
731 }
|
|
|
732
|
|
|
733 ngx_destroy_pool(ha.temp_pool);
|
|
0
|
734 }
|
|
|
735
|
|
142
|
736 in_addr = in_port[p].addrs.elts;
|
|
|
737 last = in_port[p].addrs.nelts;
|
|
|
738
|
|
0
|
739 /*
|
|
26
|
740 * if there is the binding to the "*:port" then we need to bind()
|
|
|
741 * to the "*:port" only and ignore the other bindings
|
|
0
|
742 */
|
|
|
743
|
|
142
|
744 if (in_addr[last - 1].addr == INADDR_ANY) {
|
|
|
745 in_addr[last - 1].bind = 1;
|
|
|
746 bind_all = 0;
|
|
0
|
747
|
|
|
748 } else {
|
|
142
|
749 bind_all = 1;
|
|
0
|
750 }
|
|
|
751
|
|
142
|
752 for (a = 0; a < last; /* void */ ) {
|
|
|
753
|
|
|
754 if (!bind_all && !in_addr[a].bind) {
|
|
|
755 a++;
|
|
|
756 continue;
|
|
|
757 }
|
|
0
|
758
|
|
|
759 ls = ngx_listening_inet_stream_socket(cf, in_addr[a].addr,
|
|
|
760 in_port[p].port);
|
|
|
761 if (ls == NULL) {
|
|
|
762 return NGX_CONF_ERROR;
|
|
|
763 }
|
|
|
764
|
|
|
765 ls->addr_ntop = 1;
|
|
|
766
|
|
|
767 ls->handler = ngx_http_init_connection;
|
|
|
768
|
|
|
769 cscf = in_addr[a].core_srv_conf;
|
|
|
770 ls->pool_size = cscf->connection_pool_size;
|
|
72
|
771 ls->post_accept_timeout = cscf->client_header_timeout;
|
|
0
|
772
|
|
|
773 clcf = cscf->ctx->loc_conf[ngx_http_core_module.ctx_index];
|
|
92
|
774
|
|
|
775 ls->log = *clcf->err_log;
|
|
|
776 ls->log.data = &ls->addr_text;
|
|
|
777 ls->log.handler = ngx_accept_log_error;
|
|
0
|
778
|
|
10
|
779 #if (NGX_WIN32)
|
|
0
|
780 iocpcf = ngx_event_get_conf(cf->cycle->conf_ctx, ngx_iocp_module);
|
|
|
781 if (iocpcf->acceptex_read) {
|
|
|
782 ls->post_accept_buffer_size = cscf->client_header_buffer_size;
|
|
|
783 }
|
|
|
784 #endif
|
|
|
785
|
|
142
|
786 ls->backlog = in_addr[a].listen_conf->backlog;
|
|
|
787 ls->rcvbuf = in_addr[a].listen_conf->rcvbuf;
|
|
|
788 ls->sndbuf = in_addr[a].listen_conf->sndbuf;
|
|
72
|
789
|
|
|
790 #if (NGX_HAVE_DEFERRED_ACCEPT && defined SO_ACCEPTFILTER)
|
|
142
|
791 ls->accept_filter = in_addr[a].listen_conf->accept_filter;
|
|
72
|
792 #endif
|
|
|
793
|
|
|
794 #if (NGX_HAVE_DEFERRED_ACCEPT && defined TCP_DEFER_ACCEPT)
|
|
142
|
795 ls->deferred_accept = in_addr[a].listen_conf->deferred_accept;
|
|
72
|
796 #endif
|
|
|
797
|
|
142
|
798 hip = ngx_palloc(cf->pool, sizeof(ngx_http_in_port_t));
|
|
|
799 if (hip == NULL) {
|
|
|
800 return NGX_CONF_ERROR;
|
|
|
801 }
|
|
0
|
802
|
|
142
|
803 hip->port = in_port[p].port;
|
|
|
804
|
|
|
805 hip->port_text.data = ngx_palloc(cf->pool, 7);
|
|
|
806 if (hip->port_text.data == NULL) {
|
|
|
807 return NGX_CONF_ERROR;
|
|
|
808 }
|
|
0
|
809
|
|
142
|
810 ls->servers = hip;
|
|
|
811
|
|
|
812 hip->port_text.len = ngx_sprintf(hip->port_text.data, ":%d",
|
|
|
813 hip->port)
|
|
|
814 - hip->port_text.data;
|
|
0
|
815
|
|
142
|
816 in_addr = in_port[p].addrs.elts;
|
|
0
|
817
|
|
142
|
818 if (in_addr[a].bind && in_addr[a].addr != INADDR_ANY) {
|
|
|
819 hip->naddrs = 1;
|
|
|
820 done = 0;
|
|
0
|
821
|
|
142
|
822 } else if (in_port[p].addrs.nelts > 1
|
|
|
823 && in_addr[last - 1].addr == INADDR_ANY)
|
|
|
824 {
|
|
|
825 hip->naddrs = last;
|
|
|
826 done = 1;
|
|
0
|
827
|
|
142
|
828 } else {
|
|
|
829 hip->naddrs = 1;
|
|
|
830 done = 0;
|
|
|
831 }
|
|
0
|
832
|
|
142
|
833 #if 0
|
|
|
834 ngx_log_error(NGX_LOG_ALERT, cf->log, 0,
|
|
|
835 "%ui: %V %d %ui %ui",
|
|
|
836 a, &ls->addr_text, in_addr[a].bind,
|
|
|
837 hip->naddrs, last);
|
|
|
838 #endif
|
|
0
|
839
|
|
142
|
840 hip->addrs = ngx_pcalloc(cf->pool,
|
|
|
841 hip->naddrs * sizeof(ngx_http_in_addr_t));
|
|
|
842 if (hip->addrs == NULL) {
|
|
|
843 return NGX_CONF_ERROR;
|
|
|
844 }
|
|
0
|
845
|
|
142
|
846 for (i = 0; i < hip->naddrs; i++) {
|
|
|
847 hip->addrs[i].addr = in_addr[i].addr;
|
|
|
848 hip->addrs[i].core_srv_conf = in_addr[i].core_srv_conf;
|
|
0
|
849
|
|
142
|
850 if (in_addr[i].hash.buckets == NULL
|
|
|
851 && (in_addr[i].dns_wildcards == NULL
|
|
|
852 || in_addr[i].dns_wildcards->hash.buckets == NULL))
|
|
|
853 {
|
|
0
|
854 continue;
|
|
|
855 }
|
|
142
|
856
|
|
|
857 vn = ngx_palloc(cf->pool, sizeof(ngx_http_virtual_names_t));
|
|
|
858 if (vn == NULL) {
|
|
|
859 return NGX_CONF_ERROR;
|
|
|
860 }
|
|
|
861 hip->addrs[i].virtual_names = vn;
|
|
|
862
|
|
|
863 vn->hash = in_addr[i].hash;
|
|
|
864 vn->dns_wildcards = in_addr[i].dns_wildcards;
|
|
0
|
865 }
|
|
|
866
|
|
142
|
867 if (done) {
|
|
|
868 break;
|
|
|
869 }
|
|
|
870
|
|
|
871 in_addr++;
|
|
|
872 in_port[p].addrs.elts = in_addr;
|
|
|
873 last--;
|
|
|
874
|
|
|
875 a = 0;
|
|
0
|
876 }
|
|
|
877 }
|
|
|
878
|
|
138
|
879 #if 0
|
|
4
|
880 {
|
|
|
881 u_char address[20];
|
|
138
|
882 ngx_uint_t p, a;
|
|
4
|
883
|
|
0
|
884 in_port = in_ports.elts;
|
|
|
885 for (p = 0; p < in_ports.nelts; p++) {
|
|
|
886 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, cf->log, 0,
|
|
10
|
887 "port: %d %p", in_port[p].port, &in_port[p]);
|
|
0
|
888 in_addr = in_port[p].addrs.elts;
|
|
|
889 for (a = 0; a < in_port[p].addrs.nelts; a++) {
|
|
4
|
890 ngx_inet_ntop(AF_INET, &in_addr[a].addr, address, 20);
|
|
|
891 ngx_log_debug3(NGX_LOG_DEBUG_HTTP, cf->log, 0,
|
|
10
|
892 "%s:%d %p",
|
|
4
|
893 address, in_port[p].port, in_addr[a].core_srv_conf);
|
|
142
|
894 name = in_addr[a].names.elts;
|
|
0
|
895 for (n = 0; n < in_addr[a].names.nelts; n++) {
|
|
4
|
896 ngx_log_debug4(NGX_LOG_DEBUG_HTTP, cf->log, 0,
|
|
10
|
897 "%s:%d %V %p",
|
|
142
|
898 address, in_port[p].port, &name[n].name,
|
|
|
899 name[n].core_srv_conf);
|
|
0
|
900 }
|
|
|
901 }
|
|
|
902 }
|
|
4
|
903 }
|
|
0
|
904 #endif
|
|
|
905
|
|
|
906 return NGX_CONF_OK;
|
|
|
907 }
|
|
|
908
|
|
|
909
|
|
4
|
910 /*
|
|
|
911 * add the server address, the server names and the server core module
|
|
|
912 * configurations to the port (in_port)
|
|
|
913 */
|
|
|
914
|
|
48
|
915 static ngx_int_t
|
|
142
|
916 ngx_http_add_address(ngx_conf_t *cf, ngx_http_conf_in_port_t *in_port,
|
|
48
|
917 ngx_http_listen_t *lscf, ngx_http_core_srv_conf_t *cscf)
|
|
4
|
918 {
|
|
142
|
919 ngx_http_conf_in_addr_t *in_addr;
|
|
4
|
920
|
|
|
921 if (in_port->addrs.elts == NULL) {
|
|
142
|
922 if (ngx_array_init(&in_port->addrs, cf->temp_pool, 4,
|
|
|
923 sizeof(ngx_http_conf_in_addr_t)) != NGX_OK)
|
|
4
|
924 {
|
|
|
925 return NGX_ERROR;
|
|
|
926 }
|
|
|
927 }
|
|
|
928
|
|
50
|
929 in_addr = ngx_array_push(&in_port->addrs);
|
|
|
930 if (in_addr == NULL) {
|
|
4
|
931 return NGX_ERROR;
|
|
|
932 }
|
|
|
933
|
|
|
934 in_addr->addr = lscf->addr;
|
|
142
|
935 in_addr->hash.buckets = NULL;
|
|
|
936 in_addr->hash.size = 0;
|
|
|
937 in_addr->dns_wildcards = NULL;
|
|
4
|
938 in_addr->names.elts = NULL;
|
|
|
939 in_addr->core_srv_conf = cscf;
|
|
142
|
940 in_addr->default_server = lscf->conf.default_server;
|
|
|
941 in_addr->bind = lscf->conf.bind;
|
|
|
942 in_addr->listen_conf = &lscf->conf;
|
|
4
|
943
|
|
|
944 #if (NGX_DEBUG)
|
|
|
945 {
|
|
|
946 u_char text[20];
|
|
|
947 ngx_inet_ntop(AF_INET, &in_addr->addr, text, 20);
|
|
|
948 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, cf->log, 0, "address: %s:%d",
|
|
|
949 text, in_port->port);
|
|
|
950 }
|
|
|
951 #endif
|
|
|
952
|
|
|
953 return ngx_http_add_names(cf, in_addr, cscf);
|
|
|
954 }
|
|
|
955
|
|
|
956
|
|
|
957 /*
|
|
|
958 * add the server names and the server core module
|
|
|
959 * configurations to the address:port (in_addr)
|
|
|
960 */
|
|
|
961
|
|
48
|
962 static ngx_int_t
|
|
142
|
963 ngx_http_add_names(ngx_conf_t *cf, ngx_http_conf_in_addr_t *in_addr,
|
|
48
|
964 ngx_http_core_srv_conf_t *cscf)
|
|
4
|
965 {
|
|
26
|
966 ngx_uint_t i, n;
|
|
4
|
967 ngx_http_server_name_t *server_names, *name;
|
|
|
968
|
|
|
969 if (in_addr->names.elts == NULL) {
|
|
142
|
970 if (ngx_array_init(&in_addr->names, cf->temp_pool, 4,
|
|
50
|
971 sizeof(ngx_http_server_name_t)) != NGX_OK)
|
|
26
|
972 {
|
|
|
973 return NGX_ERROR;
|
|
|
974 }
|
|
|
975 }
|
|
|
976
|
|
4
|
977 server_names = cscf->server_names.elts;
|
|
|
978 for (i = 0; i < cscf->server_names.nelts; i++) {
|
|
|
979
|
|
26
|
980 for (n = 0; n < server_names[i].name.len; n++) {
|
|
|
981 server_names[i].name.data[n] =
|
|
|
982 ngx_tolower(server_names[i].name.data[n]);
|
|
|
983 }
|
|
|
984
|
|
4
|
985 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, cf->log, 0,
|
|
10
|
986 "name: %V", &server_names[i].name);
|
|
4
|
987
|
|
|
988
|
|
142
|
989 name = ngx_array_push(&in_addr->names);
|
|
50
|
990 if (name == NULL) {
|
|
4
|
991 return NGX_ERROR;
|
|
|
992 }
|
|
|
993
|
|
|
994 *name = server_names[i];
|
|
|
995 }
|
|
|
996
|
|
|
997 return NGX_OK;
|
|
|
998 }
|
|
|
999
|
|
|
1000
|
|
48
|
1001 static char *
|
|
|
1002 ngx_http_merge_locations(ngx_conf_t *cf, ngx_array_t *locations,
|
|
|
1003 void **loc_conf, ngx_http_module_t *module, ngx_uint_t ctx_index)
|
|
0
|
1004 {
|
|
|
1005 char *rv;
|
|
|
1006 ngx_uint_t i;
|
|
|
1007 ngx_http_core_loc_conf_t **clcfp;
|
|
|
1008
|
|
142
|
1009 clcfp = locations->elts;
|
|
0
|
1010
|
|
|
1011 for (i = 0; i < locations->nelts; i++) {
|
|
|
1012 rv = module->merge_loc_conf(cf, loc_conf[ctx_index],
|
|
|
1013 clcfp[i]->loc_conf[ctx_index]);
|
|
|
1014 if (rv != NGX_CONF_OK) {
|
|
|
1015 return rv;
|
|
|
1016 }
|
|
|
1017
|
|
308
|
1018 if (clcfp[i]->locations == NULL) {
|
|
|
1019 continue;
|
|
|
1020 }
|
|
|
1021
|
|
|
1022 rv = ngx_http_merge_locations(cf, clcfp[i]->locations,
|
|
0
|
1023 clcfp[i]->loc_conf, module, ctx_index);
|
|
|
1024 if (rv != NGX_CONF_OK) {
|
|
|
1025 return rv;
|
|
|
1026 }
|
|
|
1027 }
|
|
|
1028
|
|
|
1029 return NGX_CONF_OK;
|
|
|
1030 }
|
|
142
|
1031
|
|
|
1032
|
|
302
|
1033 static int
|
|
142
|
1034 ngx_http_cmp_conf_in_addrs(const void *one, const void *two)
|
|
|
1035 {
|
|
|
1036 ngx_http_conf_in_addr_t *first, *second;
|
|
|
1037
|
|
|
1038 first = (ngx_http_conf_in_addr_t *) one;
|
|
|
1039 second = (ngx_http_conf_in_addr_t *) two;
|
|
|
1040
|
|
|
1041 if (first->addr == INADDR_ANY) {
|
|
|
1042 /* the INADDR_ANY must be the last resort, shift it to the end */
|
|
|
1043 return 1;
|
|
|
1044 }
|
|
|
1045
|
|
|
1046 if (first->bind && !second->bind) {
|
|
|
1047 /* shift explicit bind()ed addresses to the start */
|
|
|
1048 return -1;
|
|
|
1049 }
|
|
|
1050
|
|
|
1051 if (!first->bind && second->bind) {
|
|
|
1052 /* shift explicit bind()ed addresses to the start */
|
|
|
1053 return 1;
|
|
|
1054 }
|
|
|
1055
|
|
|
1056 /* do not sort by default */
|
|
|
1057
|
|
|
1058 return 0;
|
|
|
1059 }
|
|
|
1060
|
|
|
1061
|
|
|
1062 static int ngx_libc_cdecl
|
|
|
1063 ngx_http_cmp_dns_wildcards(const void *one, const void *two)
|
|
|
1064 {
|
|
|
1065 ngx_hash_key_t *first, *second;
|
|
|
1066
|
|
|
1067 first = (ngx_hash_key_t *) one;
|
|
|
1068 second = (ngx_hash_key_t *) two;
|
|
|
1069
|
|
|
1070 return ngx_strcmp(first->key.data, second->key.data);
|
|
|
1071 }
|
