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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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230
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78 ngx_int_t rc, j;
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79 ngx_uint_t mi, m, s, l, p, a, i, n;
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80 ngx_uint_t find_config_index, use_rewrite, use_access;
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142
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81 ngx_uint_t last, bind_all, done;
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0
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82 ngx_conf_t pcf;
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198
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83 ngx_array_t headers_in, in_ports;
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84 ngx_hash_key_t *hk;
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142
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85 ngx_hash_init_t hash;
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0
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86 ngx_listening_t *ls;
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87 ngx_http_listen_t *lscf;
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88 ngx_http_module_t *module;
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198
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89 ngx_http_header_t *header;
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142
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90 ngx_http_in_port_t *hip;
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0
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91 ngx_http_handler_pt *h;
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92 ngx_http_conf_ctx_t *ctx;
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142
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93 ngx_http_conf_in_port_t *in_port;
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94 ngx_http_conf_in_addr_t *in_addr;
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95 ngx_hash_keys_arrays_t ha;
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96 ngx_http_server_name_t *name;
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230
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97 ngx_http_phase_handler_t *ph;
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142
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98 ngx_http_virtual_names_t *vn;
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0
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99 ngx_http_core_srv_conf_t **cscfp, *cscf;
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100 ngx_http_core_loc_conf_t *clcf;
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230
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101 ngx_http_phase_handler_pt checker;
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0
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102 ngx_http_core_main_conf_t *cmcf;
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10
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103 #if (NGX_WIN32)
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104 ngx_iocp_conf_t *iocpcf;
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105 #endif
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106
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107 /* the main http context */
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26
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108
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50
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109 ctx = ngx_pcalloc(cf->pool, sizeof(ngx_http_conf_ctx_t));
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110 if (ctx == NULL) {
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34
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111 return NGX_CONF_ERROR;
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112 }
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0
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113
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114 *(ngx_http_conf_ctx_t **) conf = ctx;
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115
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34
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116
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0
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117 /* count the number of the http modules and set up their indices */
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118
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119 ngx_http_max_module = 0;
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120 for (m = 0; ngx_modules[m]; m++) {
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121 if (ngx_modules[m]->type != NGX_HTTP_MODULE) {
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122 continue;
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123 }
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124
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125 ngx_modules[m]->ctx_index = ngx_http_max_module++;
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126 }
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127
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26
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128
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34
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129 /* the http main_conf context, it is the same in the all http contexts */
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0
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130
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34
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131 ctx->main_conf = ngx_pcalloc(cf->pool,
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132 sizeof(void *) * ngx_http_max_module);
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133 if (ctx->main_conf == NULL) {
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134 return NGX_CONF_ERROR;
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135 }
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0
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136
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137
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34
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138 /*
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139 * the http null srv_conf context, it is used to merge
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140 * the server{}s' srv_conf's
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141 */
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142
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143 ctx->srv_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module);
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144 if (ctx->srv_conf == NULL) {
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145 return NGX_CONF_ERROR;
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146 }
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147
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148
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149 /*
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150 * the http null loc_conf context, it is used to merge
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151 * the server{}s' loc_conf's
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152 */
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153
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154 ctx->loc_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module);
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155 if (ctx->loc_conf == NULL) {
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156 return NGX_CONF_ERROR;
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157 }
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158
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159
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160 /*
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161 * create the main_conf's, the null srv_conf's, and the null loc_conf's
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162 * of the all http modules
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163 */
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0
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164
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165 for (m = 0; ngx_modules[m]; m++) {
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166 if (ngx_modules[m]->type != NGX_HTTP_MODULE) {
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167 continue;
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168 }
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169
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170 module = ngx_modules[m]->ctx;
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171 mi = ngx_modules[m]->ctx_index;
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172
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173 if (module->create_main_conf) {
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50
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174 ctx->main_conf[mi] = module->create_main_conf(cf);
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175 if (ctx->main_conf[mi] == NULL) {
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34
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176 return NGX_CONF_ERROR;
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177 }
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0
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178 }
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179
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180 if (module->create_srv_conf) {
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50
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181 ctx->srv_conf[mi] = module->create_srv_conf(cf);
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182 if (ctx->srv_conf[mi] == NULL) {
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34
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183 return NGX_CONF_ERROR;
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184 }
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0
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185 }
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186
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187 if (module->create_loc_conf) {
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50
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188 ctx->loc_conf[mi] = module->create_loc_conf(cf);
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189 if (ctx->loc_conf[mi] == NULL) {
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34
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190 return NGX_CONF_ERROR;
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191 }
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0
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192 }
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193 }
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194
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58
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195 pcf = *cf;
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196 cf->ctx = ctx;
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197
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198 for (m = 0; ngx_modules[m]; m++) {
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199 if (ngx_modules[m]->type != NGX_HTTP_MODULE) {
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200 continue;
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201 }
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202
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203 module = ngx_modules[m]->ctx;
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204 mi = ngx_modules[m]->ctx_index;
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205
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206 if (module->preconfiguration) {
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207 if (module->preconfiguration(cf) != NGX_OK) {
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208 return NGX_CONF_ERROR;
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209 }
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210 }
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211 }
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34
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212
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0
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213 /* parse inside the http{} block */
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214
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215 cf->module_type = NGX_HTTP_MODULE;
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216 cf->cmd_type = NGX_HTTP_MAIN_CONF;
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217 rv = ngx_conf_parse(cf, NULL);
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218
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219 if (rv != NGX_CONF_OK) {
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220 *cf = pcf;
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221 return rv;
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222 }
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223
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224 /*
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225 * init http{} main_conf's, merge the server{}s' srv_conf's
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226 * and its location{}s' loc_conf's
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227 */
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228
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229 cmcf = ctx->main_conf[ngx_http_core_module.ctx_index];
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230 cscfp = cmcf->servers.elts;
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231
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232 for (m = 0; ngx_modules[m]; m++) {
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233 if (ngx_modules[m]->type != NGX_HTTP_MODULE) {
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234 continue;
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235 }
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236
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237 module = ngx_modules[m]->ctx;
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238 mi = ngx_modules[m]->ctx_index;
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239
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240 /* init http{} main_conf's */
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241
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242 if (module->init_main_conf) {
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243 rv = module->init_main_conf(cf, ctx->main_conf[mi]);
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244 if (rv != NGX_CONF_OK) {
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245 *cf = pcf;
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246 return rv;
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247 }
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248 }
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249
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250 for (s = 0; s < cmcf->servers.nelts; s++) {
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251
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252 /* merge the server{}s' srv_conf's */
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253
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254 if (module->merge_srv_conf) {
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255 rv = module->merge_srv_conf(cf,
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256 ctx->srv_conf[mi],
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257 cscfp[s]->ctx->srv_conf[mi]);
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258 if (rv != NGX_CONF_OK) {
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259 *cf = pcf;
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260 return rv;
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261 }
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262 }
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263
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264 if (module->merge_loc_conf) {
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265
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266 /* merge the server{}'s loc_conf */
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267
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268 rv = module->merge_loc_conf(cf,
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269 ctx->loc_conf[mi],
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270 cscfp[s]->ctx->loc_conf[mi]);
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271 if (rv != NGX_CONF_OK) {
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272 *cf = pcf;
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273 return rv;
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274 }
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275
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276 /* merge the locations{}' loc_conf's */
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277
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278 rv = ngx_http_merge_locations(cf, &cscfp[s]->locations,
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279 cscfp[s]->ctx->loc_conf,
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280 module, mi);
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281 if (rv != NGX_CONF_OK) {
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282 *cf = pcf;
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283 return rv;
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284 }
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285 }
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286 }
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287 }
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288
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34
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289
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0
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290 /* init lists of the handlers */
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291
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122
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292 if (ngx_array_init(&cmcf->phases[NGX_HTTP_POST_READ_PHASE].handlers,
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293 cf->pool, 1, sizeof(ngx_http_handler_pt))
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294 != NGX_OK)
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34
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295 {
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296 return NGX_CONF_ERROR;
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297 }
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298
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122
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299
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300 if (ngx_array_init(&cmcf->phases[NGX_HTTP_SERVER_REWRITE_PHASE].handlers,
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301 cf->pool, 1, sizeof(ngx_http_handler_pt))
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302 != NGX_OK)
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303 {
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304 return NGX_CONF_ERROR;
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305 }
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306
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0
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307
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122
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308 if (ngx_array_init(&cmcf->phases[NGX_HTTP_REWRITE_PHASE].handlers,
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309 cf->pool, 1, sizeof(ngx_http_handler_pt))
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310 != NGX_OK)
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311 {
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312 return NGX_CONF_ERROR;
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313 }
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314
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315
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130
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316 if (ngx_array_init(&cmcf->phases[NGX_HTTP_PREACCESS_PHASE].handlers,
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317 cf->pool, 1, sizeof(ngx_http_handler_pt))
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318 != NGX_OK)
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319 {
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320 return NGX_CONF_ERROR;
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321 }
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322
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323
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34
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324 if (ngx_array_init(&cmcf->phases[NGX_HTTP_ACCESS_PHASE].handlers,
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130
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325 cf->pool, 2, sizeof(ngx_http_handler_pt))
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122
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326 != NGX_OK)
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34
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327 {
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328 return NGX_CONF_ERROR;
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329 }
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330
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0
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331
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34
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332 if (ngx_array_init(&cmcf->phases[NGX_HTTP_CONTENT_PHASE].handlers,
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122
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333 cf->pool, 4, sizeof(ngx_http_handler_pt))
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334 != NGX_OK)
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34
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335 {
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336 return NGX_CONF_ERROR;
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337 }
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338
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0
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339
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130
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340 if (ngx_array_init(&cmcf->phases[NGX_HTTP_LOG_PHASE].handlers,
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341 cf->pool, 1, sizeof(ngx_http_handler_pt))
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342 != NGX_OK)
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343 {
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344 return NGX_CONF_ERROR;
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345 }
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346
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347
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198
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348 if (ngx_array_init(&headers_in, cf->temp_pool, 32, sizeof(ngx_hash_key_t))
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56
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349 != NGX_OK)
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350 {
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351 return NGX_CONF_ERROR;
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352 }
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353
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198
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354 for (header = ngx_http_headers_in; header->name.len; header++) {
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355 hk = ngx_array_push(&headers_in);
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356 if (hk == NULL) {
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357 return NGX_CONF_ERROR;
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358 }
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359
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360 hk->key = header->name;
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361 hk->key_hash = ngx_hash_key_lc(header->name.data, header->name.len);
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362 hk->value = header;
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363 }
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364
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365 hash.hash = &cmcf->headers_in_hash;
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366 hash.key = ngx_hash_key_lc;
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367 hash.max_size = 512;
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368 hash.bucket_size = ngx_cacheline_size;
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369 hash.name = "headers_in_hash";
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370 hash.pool = cf->pool;
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371 hash.temp_pool = NULL;
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372
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373 if (ngx_hash_init(&hash, headers_in.elts, headers_in.nelts) != NGX_OK) {
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374 return NGX_CONF_ERROR;
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375 }
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376
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58
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377
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378 for (m = 0; ngx_modules[m]; m++) {
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379 if (ngx_modules[m]->type != NGX_HTTP_MODULE) {
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380 continue;
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381 }
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382
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383 module = ngx_modules[m]->ctx;
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384 mi = ngx_modules[m]->ctx_index;
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385
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386 if (module->postconfiguration) {
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387 if (module->postconfiguration(cf) != NGX_OK) {
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388 return NGX_CONF_ERROR;
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389 }
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390 }
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391 }
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392
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122
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393 if (ngx_http_variables_init_vars(cf) != NGX_OK) {
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394 return NGX_CONF_ERROR;
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|
|
395 }
|
|
58
|
396
|
|
|
397 /*
|
|
|
398 * http{}'s cf->ctx was needed while the configuration merging
|
|
|
399 * and in postconfiguration process
|
|
|
400 */
|
|
|
401
|
|
|
402 *cf = pcf;
|
|
|
403
|
|
56
|
404
|
|
230
|
405 cmcf->phase_engine.server_rewrite_index = (ngx_uint_t) -1;
|
|
|
406 find_config_index = 0;
|
|
|
407 use_rewrite = cmcf->phases[NGX_HTTP_REWRITE_PHASE].handlers.nelts ? 1 : 0;
|
|
|
408 use_access = cmcf->phases[NGX_HTTP_ACCESS_PHASE].handlers.nelts ? 1 : 0;
|
|
|
409
|
|
|
410 n = use_rewrite + use_access + 1; /* find config phase */
|
|
|
411
|
|
|
412 for (i = 0; i < NGX_HTTP_LOG_PHASE; i++) {
|
|
|
413 n += cmcf->phases[i].handlers.nelts;
|
|
|
414 }
|
|
|
415
|
|
|
416 ph = ngx_pcalloc(cf->pool,
|
|
|
417 n * sizeof(ngx_http_phase_handler_t) + sizeof(void *));
|
|
|
418 if (ph == NULL) {
|
|
|
419 return NGX_CONF_ERROR;
|
|
|
420 }
|
|
|
421
|
|
|
422 cmcf->phase_engine.handlers = ph;
|
|
|
423 n = 0;
|
|
|
424
|
|
|
425 for (i = 0; i < NGX_HTTP_LOG_PHASE; i++) {
|
|
|
426 h = cmcf->phases[i].handlers.elts;
|
|
|
427
|
|
|
428 switch (i) {
|
|
|
429
|
|
|
430 case NGX_HTTP_SERVER_REWRITE_PHASE:
|
|
|
431 if (cmcf->phase_engine.server_rewrite_index == (ngx_uint_t) -1) {
|
|
|
432 cmcf->phase_engine.server_rewrite_index = n;
|
|
|
433 }
|
|
|
434 checker = ngx_http_core_generic_phase;
|
|
|
435
|
|
|
436 break;
|
|
|
437
|
|
|
438 case NGX_HTTP_FIND_CONFIG_PHASE:
|
|
|
439 find_config_index = n;
|
|
|
440
|
|
|
441 ph->checker = ngx_http_core_find_config_phase;
|
|
|
442 n++;
|
|
|
443 ph++;
|
|
|
444
|
|
|
445 continue;
|
|
|
446
|
|
|
447 case NGX_HTTP_POST_REWRITE_PHASE:
|
|
|
448 if (use_rewrite) {
|
|
|
449 ph->checker = ngx_http_core_post_rewrite_phase;
|
|
|
450 ph->next = find_config_index;
|
|
|
451 n++;
|
|
|
452 ph++;
|
|
|
453 }
|
|
|
454
|
|
|
455 continue;
|
|
|
456
|
|
|
457 case NGX_HTTP_ACCESS_PHASE:
|
|
|
458 checker = ngx_http_core_access_phase;
|
|
|
459 n++;
|
|
|
460 break;
|
|
|
461
|
|
|
462 case NGX_HTTP_POST_ACCESS_PHASE:
|
|
|
463 if (use_access) {
|
|
|
464 ph->checker = ngx_http_core_post_access_phase;
|
|
|
465 ph->next = n;
|
|
|
466 ph++;
|
|
|
467 }
|
|
|
468
|
|
|
469 continue;
|
|
|
470
|
|
|
471 case NGX_HTTP_CONTENT_PHASE:
|
|
|
472 checker = ngx_http_core_content_phase;
|
|
|
473 break;
|
|
|
474
|
|
|
475 default:
|
|
|
476 checker = ngx_http_core_generic_phase;
|
|
|
477 }
|
|
|
478
|
|
|
479 n += cmcf->phases[i].handlers.nelts;
|
|
|
480
|
|
|
481 for (j = cmcf->phases[i].handlers.nelts - 1; j >=0; j--) {
|
|
|
482 ph->checker = checker;
|
|
|
483 ph->handler = h[j];
|
|
|
484 ph->next = n;
|
|
|
485 ph++;
|
|
|
486 }
|
|
|
487 }
|
|
|
488
|
|
|
489
|
|
0
|
490 /*
|
|
4
|
491 * create the lists of ports, addresses and server names
|
|
|
492 * to quickly find the server core module configuration at run-time
|
|
0
|
493 */
|
|
|
494
|
|
142
|
495 if (ngx_array_init(&in_ports, cf->temp_pool, 2,
|
|
|
496 sizeof(ngx_http_conf_in_port_t))
|
|
50
|
497 != NGX_OK)
|
|
4
|
498 {
|
|
|
499 return NGX_CONF_ERROR;
|
|
|
500 }
|
|
0
|
501
|
|
|
502 /* "server" directives */
|
|
4
|
503
|
|
0
|
504 cscfp = cmcf->servers.elts;
|
|
|
505 for (s = 0; s < cmcf->servers.nelts; s++) {
|
|
|
506
|
|
|
507 /* "listen" directives */
|
|
4
|
508
|
|
0
|
509 lscf = cscfp[s]->listen.elts;
|
|
|
510 for (l = 0; l < cscfp[s]->listen.nelts; l++) {
|
|
|
511
|
|
|
512 /* AF_INET only */
|
|
|
513
|
|
|
514 in_port = in_ports.elts;
|
|
|
515 for (p = 0; p < in_ports.nelts; p++) {
|
|
|
516
|
|
142
|
517 if (lscf[l].port != in_port[p].port) {
|
|
|
518 continue;
|
|
|
519 }
|
|
0
|
520
|
|
142
|
521 /* the port is already in the port list */
|
|
0
|
522
|
|
142
|
523 in_addr = in_port[p].addrs.elts;
|
|
|
524 for (a = 0; a < in_port[p].addrs.nelts; a++) {
|
|
0
|
525
|
|
142
|
526 if (lscf[l].addr != in_addr[a].addr) {
|
|
|
527 continue;
|
|
|
528 }
|
|
0
|
529
|
|
142
|
530 /* the address is already in the address list */
|
|
0
|
531
|
|
142
|
532 if (ngx_http_add_names(cf, &in_addr[a], cscfp[s]) != NGX_OK)
|
|
|
533 {
|
|
|
534 return NGX_CONF_ERROR;
|
|
|
535 }
|
|
0
|
536
|
|
142
|
537 /*
|
|
|
538 * check the duplicate "default" server
|
|
|
539 * for this address:port
|
|
|
540 */
|
|
0
|
541
|
|
142
|
542 if (lscf[l].conf.default_server) {
|
|
4
|
543
|
|
142
|
544 if (in_addr[a].default_server) {
|
|
|
545 ngx_log_error(NGX_LOG_ERR, cf->log, 0,
|
|
10
|
546 "the duplicate default server in %V:%d",
|
|
|
547 &lscf[l].file_name, lscf[l].line);
|
|
0
|
548
|
|
142
|
549 return NGX_CONF_ERROR;
|
|
|
550 }
|
|
4
|
551
|
|
142
|
552 in_addr[a].core_srv_conf = cscfp[s];
|
|
|
553 in_addr[a].default_server = 1;
|
|
0
|
554 }
|
|
|
555
|
|
142
|
556 goto found;
|
|
4
|
557 }
|
|
0
|
558
|
|
142
|
559 /*
|
|
|
560 * add the address to the addresses list that
|
|
|
561 * bound to this port
|
|
|
562 */
|
|
0
|
563
|
|
142
|
564 if (ngx_http_add_address(cf, &in_port[p], &lscf[l], cscfp[s])
|
|
50
|
565 != NGX_OK)
|
|
4
|
566 {
|
|
|
567 return NGX_CONF_ERROR;
|
|
|
568 }
|
|
142
|
569
|
|
|
570 goto found;
|
|
0
|
571 }
|
|
142
|
572
|
|
|
573 /* add the port to the in_port list */
|
|
|
574
|
|
|
575 in_port = ngx_array_push(&in_ports);
|
|
|
576 if (in_port == NULL) {
|
|
|
577 return NGX_CONF_ERROR;
|
|
|
578 }
|
|
|
579
|
|
|
580 in_port->port = lscf[l].port;
|
|
|
581 in_port->addrs.elts = NULL;
|
|
|
582
|
|
|
583 if (ngx_http_add_address(cf, in_port, &lscf[l], cscfp[s]) != NGX_OK)
|
|
|
584 {
|
|
|
585 return NGX_CONF_ERROR;
|
|
|
586 }
|
|
|
587
|
|
|
588 found:
|
|
|
589
|
|
|
590 continue;
|
|
0
|
591 }
|
|
|
592 }
|
|
|
593
|
|
4
|
594
|
|
|
595 /* optimize the lists of ports, addresses and server names */
|
|
0
|
596
|
|
|
597 /* AF_INET only */
|
|
|
598
|
|
|
599 in_port = in_ports.elts;
|
|
|
600 for (p = 0; p < in_ports.nelts; p++) {
|
|
|
601
|
|
142
|
602 ngx_qsort(in_port[p].addrs.elts, (size_t) in_port[p].addrs.nelts,
|
|
|
603 sizeof(ngx_http_conf_in_addr_t), ngx_http_cmp_conf_in_addrs);
|
|
72
|
604
|
|
4
|
605 /*
|
|
|
606 * check whether all name-based servers have the same configuraiton
|
|
152
|
607 * as the default server,
|
|
158
|
608 * or some servers disable optimizing the server names
|
|
4
|
609 */
|
|
0
|
610
|
|
|
611 in_addr = in_port[p].addrs.elts;
|
|
|
612 for (a = 0; a < in_port[p].addrs.nelts; a++) {
|
|
|
613
|
|
|
614 name = in_addr[a].names.elts;
|
|
152
|
615 for (s = 0; s < in_addr[a].names.nelts; s++) {
|
|
|
616
|
|
|
617 if (in_addr[a].core_srv_conf != name[s].core_srv_conf
|
|
162
|
618 || name[s].core_srv_conf->optimize_server_names == 0)
|
|
4
|
619 {
|
|
142
|
620 goto virtual_names;
|
|
26
|
621 }
|
|
|
622 }
|
|
|
623
|
|
0
|
624 /*
|
|
4
|
625 * if all name-based servers have the same configuration
|
|
152
|
626 * as the default server,
|
|
158
|
627 * and no servers disable optimizing the server names
|
|
4
|
628 * then we do not need to check them at run-time at all
|
|
0
|
629 */
|
|
|
630
|
|
142
|
631 in_addr[a].names.nelts = 0;
|
|
|
632
|
|
|
633 continue;
|
|
|
634
|
|
|
635 virtual_names:
|
|
|
636
|
|
168
|
637 ngx_memzero(&ha, sizeof(ngx_hash_keys_arrays_t));
|
|
|
638
|
|
142
|
639 ha.temp_pool = ngx_create_pool(16384, cf->log);
|
|
|
640 if (ha.temp_pool == NULL) {
|
|
|
641 return NGX_CONF_ERROR;
|
|
26
|
642 }
|
|
|
643
|
|
142
|
644 ha.pool = cf->pool;
|
|
26
|
645
|
|
142
|
646 if (ngx_hash_keys_array_init(&ha, NGX_HASH_LARGE) != NGX_OK) {
|
|
|
647 ngx_destroy_pool(ha.temp_pool);
|
|
|
648 return NGX_CONF_ERROR;
|
|
|
649 }
|
|
26
|
650
|
|
142
|
651 name = in_addr[a].names.elts;
|
|
|
652 for (s = 0; s < in_addr[a].names.nelts; s++) {
|
|
26
|
653
|
|
142
|
654 ch = name[s].name.data[0];
|
|
26
|
655
|
|
142
|
656 if (ch == '*' || ch == '.') {
|
|
|
657 continue;
|
|
|
658 }
|
|
|
659
|
|
|
660 rc = ngx_hash_add_key(&ha, &name[s].name, name[s].core_srv_conf,
|
|
|
661 0);
|
|
|
662
|
|
|
663 if (rc == NGX_ERROR) {
|
|
26
|
664 return NGX_CONF_ERROR;
|
|
|
665 }
|
|
|
666
|
|
142
|
667 if (rc == NGX_BUSY) {
|
|
|
668 ngx_log_error(NGX_LOG_WARN, cf->log, 0,
|
|
180
|
669 "conflicting server name \"%V\" on %s, ignored",
|
|
|
670 &name[s].name, in_addr[a].listen_conf->addr);
|
|
142
|
671 }
|
|
|
672 }
|
|
|
673
|
|
|
674 for (s = 0; s < in_addr[a].names.nelts; s++) {
|
|
|
675
|
|
|
676 ch = name[s].name.data[0];
|
|
|
677
|
|
|
678 if (ch != '*' && ch != '.') {
|
|
|
679 continue;
|
|
|
680 }
|
|
|
681
|
|
|
682 rc = ngx_hash_add_key(&ha, &name[s].name, name[s].core_srv_conf,
|
|
|
683 NGX_HASH_WILDCARD_KEY);
|
|
|
684
|
|
|
685 if (rc == NGX_ERROR) {
|
|
|
686 return NGX_CONF_ERROR;
|
|
26
|
687 }
|
|
|
688
|
|
142
|
689 if (rc == NGX_BUSY) {
|
|
|
690 ngx_log_error(NGX_LOG_WARN, cf->log, 0,
|
|
180
|
691 "conflicting server name \"%V\" on %s, ignored",
|
|
|
692 &name[s].name, in_addr[a].listen_conf->addr);
|
|
142
|
693 }
|
|
|
694 }
|
|
26
|
695
|
|
142
|
696 hash.key = ngx_hash_key_lc;
|
|
|
697 hash.max_size = cmcf->server_names_hash_max_size;
|
|
|
698 hash.bucket_size = cmcf->server_names_hash_bucket_size;
|
|
|
699 hash.name = "server_names_hash";
|
|
|
700 hash.pool = cf->pool;
|
|
26
|
701
|
|
142
|
702 if (ha.keys.nelts) {
|
|
|
703 hash.hash = &in_addr[a].hash;
|
|
|
704 hash.temp_pool = NULL;
|
|
|
705
|
|
|
706 if (ngx_hash_init(&hash, ha.keys.elts, ha.keys.nelts) != NGX_OK)
|
|
|
707 {
|
|
|
708 ngx_destroy_pool(ha.temp_pool);
|
|
|
709 return NGX_CONF_ERROR;
|
|
26
|
710 }
|
|
0
|
711 }
|
|
142
|
712
|
|
|
713 if (ha.dns_wildcards.nelts) {
|
|
|
714
|
|
|
715 ngx_qsort(ha.dns_wildcards.elts,
|
|
|
716 (size_t) ha.dns_wildcards.nelts,
|
|
|
717 sizeof(ngx_hash_key_t),
|
|
|
718 ngx_http_cmp_dns_wildcards);
|
|
|
719
|
|
|
720 hash.hash = NULL;
|
|
|
721 hash.temp_pool = ha.temp_pool;
|
|
|
722
|
|
|
723 if (ngx_hash_wildcard_init(&hash, ha.dns_wildcards.elts,
|
|
|
724 ha.dns_wildcards.nelts)
|
|
|
725 != NGX_OK)
|
|
|
726 {
|
|
|
727 ngx_destroy_pool(ha.temp_pool);
|
|
|
728 return NGX_CONF_ERROR;
|
|
|
729 }
|
|
|
730
|
|
|
731 in_addr[a].dns_wildcards = (ngx_hash_wildcard_t *) hash.hash;
|
|
|
732 }
|
|
|
733
|
|
|
734 ngx_destroy_pool(ha.temp_pool);
|
|
0
|
735 }
|
|
|
736
|
|
142
|
737 in_addr = in_port[p].addrs.elts;
|
|
|
738 last = in_port[p].addrs.nelts;
|
|
|
739
|
|
0
|
740 /*
|
|
26
|
741 * if there is the binding to the "*:port" then we need to bind()
|
|
|
742 * to the "*:port" only and ignore the other bindings
|
|
0
|
743 */
|
|
|
744
|
|
142
|
745 if (in_addr[last - 1].addr == INADDR_ANY) {
|
|
|
746 in_addr[last - 1].bind = 1;
|
|
|
747 bind_all = 0;
|
|
0
|
748
|
|
|
749 } else {
|
|
142
|
750 bind_all = 1;
|
|
0
|
751 }
|
|
|
752
|
|
142
|
753 for (a = 0; a < last; /* void */ ) {
|
|
|
754
|
|
|
755 if (!bind_all && !in_addr[a].bind) {
|
|
|
756 a++;
|
|
|
757 continue;
|
|
|
758 }
|
|
0
|
759
|
|
|
760 ls = ngx_listening_inet_stream_socket(cf, in_addr[a].addr,
|
|
|
761 in_port[p].port);
|
|
|
762 if (ls == NULL) {
|
|
|
763 return NGX_CONF_ERROR;
|
|
|
764 }
|
|
|
765
|
|
|
766 ls->addr_ntop = 1;
|
|
|
767
|
|
|
768 ls->handler = ngx_http_init_connection;
|
|
|
769
|
|
|
770 cscf = in_addr[a].core_srv_conf;
|
|
|
771 ls->pool_size = cscf->connection_pool_size;
|
|
72
|
772 ls->post_accept_timeout = cscf->client_header_timeout;
|
|
0
|
773
|
|
|
774 clcf = cscf->ctx->loc_conf[ngx_http_core_module.ctx_index];
|
|
92
|
775
|
|
|
776 ls->log = *clcf->err_log;
|
|
|
777 ls->log.data = &ls->addr_text;
|
|
|
778 ls->log.handler = ngx_accept_log_error;
|
|
0
|
779
|
|
10
|
780 #if (NGX_WIN32)
|
|
0
|
781 iocpcf = ngx_event_get_conf(cf->cycle->conf_ctx, ngx_iocp_module);
|
|
|
782 if (iocpcf->acceptex_read) {
|
|
|
783 ls->post_accept_buffer_size = cscf->client_header_buffer_size;
|
|
|
784 }
|
|
|
785 #endif
|
|
|
786
|
|
142
|
787 ls->backlog = in_addr[a].listen_conf->backlog;
|
|
|
788 ls->rcvbuf = in_addr[a].listen_conf->rcvbuf;
|
|
|
789 ls->sndbuf = in_addr[a].listen_conf->sndbuf;
|
|
72
|
790
|
|
|
791 #if (NGX_HAVE_DEFERRED_ACCEPT && defined SO_ACCEPTFILTER)
|
|
142
|
792 ls->accept_filter = in_addr[a].listen_conf->accept_filter;
|
|
72
|
793 #endif
|
|
|
794
|
|
|
795 #if (NGX_HAVE_DEFERRED_ACCEPT && defined TCP_DEFER_ACCEPT)
|
|
142
|
796 ls->deferred_accept = in_addr[a].listen_conf->deferred_accept;
|
|
72
|
797 #endif
|
|
|
798
|
|
142
|
799 hip = ngx_palloc(cf->pool, sizeof(ngx_http_in_port_t));
|
|
|
800 if (hip == NULL) {
|
|
|
801 return NGX_CONF_ERROR;
|
|
|
802 }
|
|
0
|
803
|
|
142
|
804 hip->port = in_port[p].port;
|
|
|
805
|
|
|
806 hip->port_text.data = ngx_palloc(cf->pool, 7);
|
|
|
807 if (hip->port_text.data == NULL) {
|
|
|
808 return NGX_CONF_ERROR;
|
|
|
809 }
|
|
0
|
810
|
|
142
|
811 ls->servers = hip;
|
|
|
812
|
|
|
813 hip->port_text.len = ngx_sprintf(hip->port_text.data, ":%d",
|
|
|
814 hip->port)
|
|
|
815 - hip->port_text.data;
|
|
0
|
816
|
|
142
|
817 in_addr = in_port[p].addrs.elts;
|
|
0
|
818
|
|
142
|
819 if (in_addr[a].bind && in_addr[a].addr != INADDR_ANY) {
|
|
|
820 hip->naddrs = 1;
|
|
|
821 done = 0;
|
|
0
|
822
|
|
142
|
823 } else if (in_port[p].addrs.nelts > 1
|
|
|
824 && in_addr[last - 1].addr == INADDR_ANY)
|
|
|
825 {
|
|
|
826 hip->naddrs = last;
|
|
|
827 done = 1;
|
|
0
|
828
|
|
142
|
829 } else {
|
|
|
830 hip->naddrs = 1;
|
|
|
831 done = 0;
|
|
|
832 }
|
|
0
|
833
|
|
142
|
834 #if 0
|
|
|
835 ngx_log_error(NGX_LOG_ALERT, cf->log, 0,
|
|
|
836 "%ui: %V %d %ui %ui",
|
|
|
837 a, &ls->addr_text, in_addr[a].bind,
|
|
|
838 hip->naddrs, last);
|
|
|
839 #endif
|
|
0
|
840
|
|
142
|
841 hip->addrs = ngx_pcalloc(cf->pool,
|
|
|
842 hip->naddrs * sizeof(ngx_http_in_addr_t));
|
|
|
843 if (hip->addrs == NULL) {
|
|
|
844 return NGX_CONF_ERROR;
|
|
|
845 }
|
|
0
|
846
|
|
142
|
847 for (i = 0; i < hip->naddrs; i++) {
|
|
|
848 hip->addrs[i].addr = in_addr[i].addr;
|
|
|
849 hip->addrs[i].core_srv_conf = in_addr[i].core_srv_conf;
|
|
0
|
850
|
|
142
|
851 if (in_addr[i].hash.buckets == NULL
|
|
|
852 && (in_addr[i].dns_wildcards == NULL
|
|
|
853 || in_addr[i].dns_wildcards->hash.buckets == NULL))
|
|
|
854 {
|
|
0
|
855 continue;
|
|
|
856 }
|
|
142
|
857
|
|
|
858 vn = ngx_palloc(cf->pool, sizeof(ngx_http_virtual_names_t));
|
|
|
859 if (vn == NULL) {
|
|
|
860 return NGX_CONF_ERROR;
|
|
|
861 }
|
|
|
862 hip->addrs[i].virtual_names = vn;
|
|
|
863
|
|
|
864 vn->hash = in_addr[i].hash;
|
|
|
865 vn->dns_wildcards = in_addr[i].dns_wildcards;
|
|
0
|
866 }
|
|
|
867
|
|
142
|
868 if (done) {
|
|
|
869 break;
|
|
|
870 }
|
|
|
871
|
|
|
872 in_addr++;
|
|
|
873 in_port[p].addrs.elts = in_addr;
|
|
|
874 last--;
|
|
|
875
|
|
|
876 a = 0;
|
|
0
|
877 }
|
|
|
878 }
|
|
|
879
|
|
138
|
880 #if 0
|
|
4
|
881 {
|
|
|
882 u_char address[20];
|
|
138
|
883 ngx_uint_t p, a;
|
|
4
|
884
|
|
0
|
885 in_port = in_ports.elts;
|
|
|
886 for (p = 0; p < in_ports.nelts; p++) {
|
|
|
887 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, cf->log, 0,
|
|
10
|
888 "port: %d %p", in_port[p].port, &in_port[p]);
|
|
0
|
889 in_addr = in_port[p].addrs.elts;
|
|
|
890 for (a = 0; a < in_port[p].addrs.nelts; a++) {
|
|
4
|
891 ngx_inet_ntop(AF_INET, &in_addr[a].addr, address, 20);
|
|
|
892 ngx_log_debug3(NGX_LOG_DEBUG_HTTP, cf->log, 0,
|
|
10
|
893 "%s:%d %p",
|
|
4
|
894 address, in_port[p].port, in_addr[a].core_srv_conf);
|
|
142
|
895 name = in_addr[a].names.elts;
|
|
0
|
896 for (n = 0; n < in_addr[a].names.nelts; n++) {
|
|
4
|
897 ngx_log_debug4(NGX_LOG_DEBUG_HTTP, cf->log, 0,
|
|
10
|
898 "%s:%d %V %p",
|
|
142
|
899 address, in_port[p].port, &name[n].name,
|
|
|
900 name[n].core_srv_conf);
|
|
0
|
901 }
|
|
|
902 }
|
|
|
903 }
|
|
4
|
904 }
|
|
0
|
905 #endif
|
|
|
906
|
|
|
907 return NGX_CONF_OK;
|
|
|
908 }
|
|
|
909
|
|
|
910
|
|
4
|
911 /*
|
|
|
912 * add the server address, the server names and the server core module
|
|
|
913 * configurations to the port (in_port)
|
|
|
914 */
|
|
|
915
|
|
48
|
916 static ngx_int_t
|
|
142
|
917 ngx_http_add_address(ngx_conf_t *cf, ngx_http_conf_in_port_t *in_port,
|
|
48
|
918 ngx_http_listen_t *lscf, ngx_http_core_srv_conf_t *cscf)
|
|
4
|
919 {
|
|
142
|
920 ngx_http_conf_in_addr_t *in_addr;
|
|
4
|
921
|
|
|
922 if (in_port->addrs.elts == NULL) {
|
|
142
|
923 if (ngx_array_init(&in_port->addrs, cf->temp_pool, 4,
|
|
|
924 sizeof(ngx_http_conf_in_addr_t)) != NGX_OK)
|
|
4
|
925 {
|
|
|
926 return NGX_ERROR;
|
|
|
927 }
|
|
|
928 }
|
|
|
929
|
|
50
|
930 in_addr = ngx_array_push(&in_port->addrs);
|
|
|
931 if (in_addr == NULL) {
|
|
4
|
932 return NGX_ERROR;
|
|
|
933 }
|
|
|
934
|
|
|
935 in_addr->addr = lscf->addr;
|
|
142
|
936 in_addr->hash.buckets = NULL;
|
|
|
937 in_addr->hash.size = 0;
|
|
|
938 in_addr->dns_wildcards = NULL;
|
|
4
|
939 in_addr->names.elts = NULL;
|
|
|
940 in_addr->core_srv_conf = cscf;
|
|
142
|
941 in_addr->default_server = lscf->conf.default_server;
|
|
|
942 in_addr->bind = lscf->conf.bind;
|
|
|
943 in_addr->listen_conf = &lscf->conf;
|
|
4
|
944
|
|
|
945 #if (NGX_DEBUG)
|
|
|
946 {
|
|
|
947 u_char text[20];
|
|
|
948 ngx_inet_ntop(AF_INET, &in_addr->addr, text, 20);
|
|
|
949 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, cf->log, 0, "address: %s:%d",
|
|
|
950 text, in_port->port);
|
|
|
951 }
|
|
|
952 #endif
|
|
|
953
|
|
|
954 return ngx_http_add_names(cf, in_addr, cscf);
|
|
|
955 }
|
|
|
956
|
|
|
957
|
|
|
958 /*
|
|
|
959 * add the server names and the server core module
|
|
|
960 * configurations to the address:port (in_addr)
|
|
|
961 */
|
|
|
962
|
|
48
|
963 static ngx_int_t
|
|
142
|
964 ngx_http_add_names(ngx_conf_t *cf, ngx_http_conf_in_addr_t *in_addr,
|
|
48
|
965 ngx_http_core_srv_conf_t *cscf)
|
|
4
|
966 {
|
|
26
|
967 ngx_uint_t i, n;
|
|
4
|
968 ngx_http_server_name_t *server_names, *name;
|
|
|
969
|
|
|
970 if (in_addr->names.elts == NULL) {
|
|
142
|
971 if (ngx_array_init(&in_addr->names, cf->temp_pool, 4,
|
|
50
|
972 sizeof(ngx_http_server_name_t)) != NGX_OK)
|
|
26
|
973 {
|
|
|
974 return NGX_ERROR;
|
|
|
975 }
|
|
|
976 }
|
|
|
977
|
|
4
|
978 server_names = cscf->server_names.elts;
|
|
|
979 for (i = 0; i < cscf->server_names.nelts; i++) {
|
|
|
980
|
|
26
|
981 for (n = 0; n < server_names[i].name.len; n++) {
|
|
|
982 server_names[i].name.data[n] =
|
|
|
983 ngx_tolower(server_names[i].name.data[n]);
|
|
|
984 }
|
|
|
985
|
|
4
|
986 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, cf->log, 0,
|
|
10
|
987 "name: %V", &server_names[i].name);
|
|
4
|
988
|
|
|
989
|
|
142
|
990 name = ngx_array_push(&in_addr->names);
|
|
50
|
991 if (name == NULL) {
|
|
4
|
992 return NGX_ERROR;
|
|
|
993 }
|
|
|
994
|
|
|
995 *name = server_names[i];
|
|
|
996 }
|
|
|
997
|
|
|
998 return NGX_OK;
|
|
|
999 }
|
|
|
1000
|
|
|
1001
|
|
48
|
1002 static char *
|
|
|
1003 ngx_http_merge_locations(ngx_conf_t *cf, ngx_array_t *locations,
|
|
|
1004 void **loc_conf, ngx_http_module_t *module, ngx_uint_t ctx_index)
|
|
0
|
1005 {
|
|
|
1006 char *rv;
|
|
|
1007 ngx_uint_t i;
|
|
|
1008 ngx_http_core_loc_conf_t **clcfp;
|
|
|
1009
|
|
142
|
1010 clcfp = locations->elts;
|
|
0
|
1011
|
|
|
1012 for (i = 0; i < locations->nelts; i++) {
|
|
|
1013 rv = module->merge_loc_conf(cf, loc_conf[ctx_index],
|
|
|
1014 clcfp[i]->loc_conf[ctx_index]);
|
|
|
1015 if (rv != NGX_CONF_OK) {
|
|
|
1016 return rv;
|
|
|
1017 }
|
|
|
1018
|
|
|
1019 rv = ngx_http_merge_locations(cf, &clcfp[i]->locations,
|
|
|
1020 clcfp[i]->loc_conf, module, ctx_index);
|
|
|
1021 if (rv != NGX_CONF_OK) {
|
|
|
1022 return rv;
|
|
|
1023 }
|
|
|
1024 }
|
|
|
1025
|
|
|
1026 return NGX_CONF_OK;
|
|
|
1027 }
|
|
142
|
1028
|
|
|
1029
|
|
|
1030 static int ngx_libc_cdecl
|
|
|
1031 ngx_http_cmp_conf_in_addrs(const void *one, const void *two)
|
|
|
1032 {
|
|
|
1033 ngx_http_conf_in_addr_t *first, *second;
|
|
|
1034
|
|
|
1035 first = (ngx_http_conf_in_addr_t *) one;
|
|
|
1036 second = (ngx_http_conf_in_addr_t *) two;
|
|
|
1037
|
|
|
1038 if (first->addr == INADDR_ANY) {
|
|
|
1039 /* the INADDR_ANY must be the last resort, shift it to the end */
|
|
|
1040 return 1;
|
|
|
1041 }
|
|
|
1042
|
|
|
1043 if (first->bind && !second->bind) {
|
|
|
1044 /* shift explicit bind()ed addresses to the start */
|
|
|
1045 return -1;
|
|
|
1046 }
|
|
|
1047
|
|
|
1048 if (!first->bind && second->bind) {
|
|
|
1049 /* shift explicit bind()ed addresses to the start */
|
|
|
1050 return 1;
|
|
|
1051 }
|
|
|
1052
|
|
|
1053 /* do not sort by default */
|
|
|
1054
|
|
|
1055 return 0;
|
|
|
1056 }
|
|
|
1057
|
|
|
1058
|
|
|
1059 static int ngx_libc_cdecl
|
|
|
1060 ngx_http_cmp_dns_wildcards(const void *one, const void *two)
|
|
|
1061 {
|
|
|
1062 ngx_hash_key_t *first, *second;
|
|
|
1063
|
|
|
1064 first = (ngx_hash_key_t *) one;
|
|
|
1065 second = (ngx_hash_key_t *) two;
|
|
|
1066
|
|
|
1067 return ngx_strcmp(first->key.data, second->key.data);
|
|
|
1068 }
|
