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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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230
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76 ngx_int_t rc, j;
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77 ngx_uint_t mi, m, s, l, p, a, i, n;
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78 ngx_uint_t find_config_index, use_rewrite, use_access;
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142
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79 ngx_uint_t last, bind_all, done;
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0
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80 ngx_conf_t pcf;
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198
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81 ngx_array_t headers_in, in_ports;
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82 ngx_hash_key_t *hk;
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142
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83 ngx_hash_init_t hash;
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0
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84 ngx_listening_t *ls;
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85 ngx_http_listen_t *lscf;
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86 ngx_http_module_t *module;
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198
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87 ngx_http_header_t *header;
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142
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88 ngx_http_in_port_t *hip;
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0
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89 ngx_http_handler_pt *h;
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90 ngx_http_conf_ctx_t *ctx;
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142
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91 ngx_http_conf_in_port_t *in_port;
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92 ngx_http_conf_in_addr_t *in_addr;
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93 ngx_hash_keys_arrays_t ha;
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94 ngx_http_server_name_t *name;
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230
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95 ngx_http_phase_handler_t *ph;
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142
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96 ngx_http_virtual_names_t *vn;
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0
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97 ngx_http_core_srv_conf_t **cscfp, *cscf;
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98 ngx_http_core_loc_conf_t *clcf;
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230
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99 ngx_http_phase_handler_pt checker;
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0
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100 ngx_http_core_main_conf_t *cmcf;
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326
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101 #if (NGX_PCRE)
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102 ngx_uint_t regex;
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103 #endif
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0
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104
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105 /* the main http context */
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26
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106
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50
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107 ctx = ngx_pcalloc(cf->pool, sizeof(ngx_http_conf_ctx_t));
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108 if (ctx == NULL) {
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34
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109 return NGX_CONF_ERROR;
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110 }
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0
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111
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112 *(ngx_http_conf_ctx_t **) conf = ctx;
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113
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34
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114
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0
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115 /* count the number of the http modules and set up their indices */
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116
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117 ngx_http_max_module = 0;
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118 for (m = 0; ngx_modules[m]; m++) {
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119 if (ngx_modules[m]->type != NGX_HTTP_MODULE) {
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120 continue;
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121 }
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122
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123 ngx_modules[m]->ctx_index = ngx_http_max_module++;
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124 }
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125
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26
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126
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34
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127 /* the http main_conf context, it is the same in the all http contexts */
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0
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128
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34
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129 ctx->main_conf = ngx_pcalloc(cf->pool,
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130 sizeof(void *) * ngx_http_max_module);
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131 if (ctx->main_conf == NULL) {
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132 return NGX_CONF_ERROR;
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133 }
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0
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134
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135
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34
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136 /*
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137 * the http null srv_conf context, it is used to merge
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138 * the server{}s' srv_conf's
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139 */
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140
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141 ctx->srv_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module);
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142 if (ctx->srv_conf == NULL) {
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143 return NGX_CONF_ERROR;
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144 }
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145
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146
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147 /*
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148 * the http null loc_conf context, it is used to merge
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149 * the server{}s' loc_conf's
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150 */
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151
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152 ctx->loc_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module);
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153 if (ctx->loc_conf == NULL) {
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154 return NGX_CONF_ERROR;
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155 }
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156
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157
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158 /*
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159 * create the main_conf's, the null srv_conf's, and the null loc_conf's
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160 * of the all http modules
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161 */
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0
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162
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163 for (m = 0; ngx_modules[m]; m++) {
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164 if (ngx_modules[m]->type != NGX_HTTP_MODULE) {
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165 continue;
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166 }
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167
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168 module = ngx_modules[m]->ctx;
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169 mi = ngx_modules[m]->ctx_index;
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170
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171 if (module->create_main_conf) {
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50
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172 ctx->main_conf[mi] = module->create_main_conf(cf);
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173 if (ctx->main_conf[mi] == NULL) {
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34
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174 return NGX_CONF_ERROR;
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175 }
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0
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176 }
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177
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178 if (module->create_srv_conf) {
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50
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179 ctx->srv_conf[mi] = module->create_srv_conf(cf);
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180 if (ctx->srv_conf[mi] == NULL) {
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34
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181 return NGX_CONF_ERROR;
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182 }
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0
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183 }
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184
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185 if (module->create_loc_conf) {
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50
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186 ctx->loc_conf[mi] = module->create_loc_conf(cf);
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187 if (ctx->loc_conf[mi] == NULL) {
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34
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188 return NGX_CONF_ERROR;
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189 }
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0
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190 }
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191 }
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192
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58
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193 pcf = *cf;
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194 cf->ctx = ctx;
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195
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196 for (m = 0; ngx_modules[m]; m++) {
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197 if (ngx_modules[m]->type != NGX_HTTP_MODULE) {
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198 continue;
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199 }
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200
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201 module = ngx_modules[m]->ctx;
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202 mi = ngx_modules[m]->ctx_index;
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203
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204 if (module->preconfiguration) {
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205 if (module->preconfiguration(cf) != NGX_OK) {
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206 return NGX_CONF_ERROR;
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207 }
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208 }
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209 }
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34
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210
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0
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211 /* parse inside the http{} block */
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212
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213 cf->module_type = NGX_HTTP_MODULE;
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214 cf->cmd_type = NGX_HTTP_MAIN_CONF;
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215 rv = ngx_conf_parse(cf, NULL);
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216
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217 if (rv != NGX_CONF_OK) {
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218 *cf = pcf;
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219 return rv;
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220 }
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221
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222 /*
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223 * init http{} main_conf's, merge the server{}s' srv_conf's
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224 * and its location{}s' loc_conf's
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225 */
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226
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227 cmcf = ctx->main_conf[ngx_http_core_module.ctx_index];
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228 cscfp = cmcf->servers.elts;
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229
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230 for (m = 0; ngx_modules[m]; m++) {
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231 if (ngx_modules[m]->type != NGX_HTTP_MODULE) {
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232 continue;
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233 }
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234
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235 module = ngx_modules[m]->ctx;
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236 mi = ngx_modules[m]->ctx_index;
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237
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238 /* init http{} main_conf's */
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239
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240 if (module->init_main_conf) {
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241 rv = module->init_main_conf(cf, ctx->main_conf[mi]);
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242 if (rv != NGX_CONF_OK) {
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243 *cf = pcf;
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244 return rv;
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245 }
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246 }
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247
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248 for (s = 0; s < cmcf->servers.nelts; s++) {
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249
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250 /* merge the server{}s' srv_conf's */
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251
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252 if (module->merge_srv_conf) {
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253 rv = module->merge_srv_conf(cf,
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254 ctx->srv_conf[mi],
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255 cscfp[s]->ctx->srv_conf[mi]);
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256 if (rv != NGX_CONF_OK) {
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257 *cf = pcf;
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258 return rv;
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259 }
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260 }
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261
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262 if (module->merge_loc_conf) {
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263
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264 /* merge the server{}'s loc_conf */
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265
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266 rv = module->merge_loc_conf(cf,
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267 ctx->loc_conf[mi],
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268 cscfp[s]->ctx->loc_conf[mi]);
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269 if (rv != NGX_CONF_OK) {
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270 *cf = pcf;
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271 return rv;
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272 }
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273
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274 /* merge the locations{}' loc_conf's */
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275
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276 rv = ngx_http_merge_locations(cf, &cscfp[s]->locations,
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277 cscfp[s]->ctx->loc_conf,
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278 module, mi);
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279 if (rv != NGX_CONF_OK) {
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280 *cf = pcf;
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281 return rv;
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282 }
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283 }
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284 }
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285 }
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286
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34
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287
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0
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288 /* init lists of the handlers */
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289
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122
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290 if (ngx_array_init(&cmcf->phases[NGX_HTTP_POST_READ_PHASE].handlers,
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291 cf->pool, 1, sizeof(ngx_http_handler_pt))
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292 != NGX_OK)
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34
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293 {
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294 return NGX_CONF_ERROR;
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295 }
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296
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122
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297
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298 if (ngx_array_init(&cmcf->phases[NGX_HTTP_SERVER_REWRITE_PHASE].handlers,
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299 cf->pool, 1, sizeof(ngx_http_handler_pt))
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300 != NGX_OK)
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301 {
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302 return NGX_CONF_ERROR;
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303 }
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304
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0
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305
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122
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306 if (ngx_array_init(&cmcf->phases[NGX_HTTP_REWRITE_PHASE].handlers,
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307 cf->pool, 1, sizeof(ngx_http_handler_pt))
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308 != NGX_OK)
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309 {
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310 return NGX_CONF_ERROR;
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311 }
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312
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313
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130
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314 if (ngx_array_init(&cmcf->phases[NGX_HTTP_PREACCESS_PHASE].handlers,
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315 cf->pool, 1, sizeof(ngx_http_handler_pt))
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316 != NGX_OK)
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317 {
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318 return NGX_CONF_ERROR;
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319 }
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320
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321
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34
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322 if (ngx_array_init(&cmcf->phases[NGX_HTTP_ACCESS_PHASE].handlers,
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130
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323 cf->pool, 2, sizeof(ngx_http_handler_pt))
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122
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324 != NGX_OK)
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34
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325 {
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326 return NGX_CONF_ERROR;
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327 }
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328
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0
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329
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34
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330 if (ngx_array_init(&cmcf->phases[NGX_HTTP_CONTENT_PHASE].handlers,
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122
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331 cf->pool, 4, sizeof(ngx_http_handler_pt))
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332 != NGX_OK)
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34
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333 {
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334 return NGX_CONF_ERROR;
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335 }
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336
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0
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337
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130
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338 if (ngx_array_init(&cmcf->phases[NGX_HTTP_LOG_PHASE].handlers,
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339 cf->pool, 1, sizeof(ngx_http_handler_pt))
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340 != NGX_OK)
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341 {
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342 return NGX_CONF_ERROR;
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343 }
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344
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345
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198
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346 if (ngx_array_init(&headers_in, cf->temp_pool, 32, sizeof(ngx_hash_key_t))
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56
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347 != NGX_OK)
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348 {
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349 return NGX_CONF_ERROR;
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350 }
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351
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198
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352 for (header = ngx_http_headers_in; header->name.len; header++) {
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353 hk = ngx_array_push(&headers_in);
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354 if (hk == NULL) {
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355 return NGX_CONF_ERROR;
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356 }
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357
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358 hk->key = header->name;
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359 hk->key_hash = ngx_hash_key_lc(header->name.data, header->name.len);
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360 hk->value = header;
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361 }
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362
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363 hash.hash = &cmcf->headers_in_hash;
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364 hash.key = ngx_hash_key_lc;
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365 hash.max_size = 512;
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244
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366 hash.bucket_size = ngx_align(64, ngx_cacheline_size);
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198
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367 hash.name = "headers_in_hash";
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368 hash.pool = cf->pool;
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369 hash.temp_pool = NULL;
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370
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371 if (ngx_hash_init(&hash, headers_in.elts, headers_in.nelts) != NGX_OK) {
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372 return NGX_CONF_ERROR;
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373 }
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374
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58
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375
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376 for (m = 0; ngx_modules[m]; m++) {
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377 if (ngx_modules[m]->type != NGX_HTTP_MODULE) {
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378 continue;
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379 }
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380
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381 module = ngx_modules[m]->ctx;
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382 mi = ngx_modules[m]->ctx_index;
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383
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384 if (module->postconfiguration) {
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385 if (module->postconfiguration(cf) != NGX_OK) {
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386 return NGX_CONF_ERROR;
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387 }
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388 }
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389 }
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390
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122
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391 if (ngx_http_variables_init_vars(cf) != NGX_OK) {
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392 return NGX_CONF_ERROR;
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393 }
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58
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394
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|
|
395 /*
|
|
|
396 * http{}'s cf->ctx was needed while the configuration merging
|
|
|
397 * and in postconfiguration process
|
|
|
398 */
|
|
|
399
|
|
|
400 *cf = pcf;
|
|
|
401
|
|
56
|
402
|
|
230
|
403 cmcf->phase_engine.server_rewrite_index = (ngx_uint_t) -1;
|
|
324
|
404 cmcf->phase_engine.location_rewrite_index = (ngx_uint_t) -1;
|
|
230
|
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
|
|
324
|
446 case NGX_HTTP_REWRITE_PHASE:
|
|
|
447 if (cmcf->phase_engine.location_rewrite_index == (ngx_uint_t) -1) {
|
|
|
448 cmcf->phase_engine.location_rewrite_index = n;
|
|
|
449 }
|
|
|
450 checker = ngx_http_core_generic_phase;
|
|
|
451
|
|
|
452 break;
|
|
|
453
|
|
230
|
454 case NGX_HTTP_POST_REWRITE_PHASE:
|
|
|
455 if (use_rewrite) {
|
|
|
456 ph->checker = ngx_http_core_post_rewrite_phase;
|
|
|
457 ph->next = find_config_index;
|
|
|
458 n++;
|
|
|
459 ph++;
|
|
|
460 }
|
|
|
461
|
|
|
462 continue;
|
|
|
463
|
|
|
464 case NGX_HTTP_ACCESS_PHASE:
|
|
|
465 checker = ngx_http_core_access_phase;
|
|
|
466 n++;
|
|
|
467 break;
|
|
|
468
|
|
|
469 case NGX_HTTP_POST_ACCESS_PHASE:
|
|
|
470 if (use_access) {
|
|
|
471 ph->checker = ngx_http_core_post_access_phase;
|
|
|
472 ph->next = n;
|
|
|
473 ph++;
|
|
|
474 }
|
|
|
475
|
|
|
476 continue;
|
|
|
477
|
|
|
478 case NGX_HTTP_CONTENT_PHASE:
|
|
|
479 checker = ngx_http_core_content_phase;
|
|
|
480 break;
|
|
|
481
|
|
|
482 default:
|
|
|
483 checker = ngx_http_core_generic_phase;
|
|
|
484 }
|
|
|
485
|
|
|
486 n += cmcf->phases[i].handlers.nelts;
|
|
|
487
|
|
|
488 for (j = cmcf->phases[i].handlers.nelts - 1; j >=0; j--) {
|
|
|
489 ph->checker = checker;
|
|
|
490 ph->handler = h[j];
|
|
|
491 ph->next = n;
|
|
|
492 ph++;
|
|
|
493 }
|
|
|
494 }
|
|
|
495
|
|
|
496
|
|
0
|
497 /*
|
|
4
|
498 * create the lists of ports, addresses and server names
|
|
|
499 * to quickly find the server core module configuration at run-time
|
|
0
|
500 */
|
|
|
501
|
|
142
|
502 if (ngx_array_init(&in_ports, cf->temp_pool, 2,
|
|
|
503 sizeof(ngx_http_conf_in_port_t))
|
|
50
|
504 != NGX_OK)
|
|
4
|
505 {
|
|
|
506 return NGX_CONF_ERROR;
|
|
|
507 }
|
|
0
|
508
|
|
|
509 /* "server" directives */
|
|
4
|
510
|
|
0
|
511 cscfp = cmcf->servers.elts;
|
|
|
512 for (s = 0; s < cmcf->servers.nelts; s++) {
|
|
|
513
|
|
|
514 /* "listen" directives */
|
|
4
|
515
|
|
0
|
516 lscf = cscfp[s]->listen.elts;
|
|
|
517 for (l = 0; l < cscfp[s]->listen.nelts; l++) {
|
|
|
518
|
|
|
519 /* AF_INET only */
|
|
|
520
|
|
|
521 in_port = in_ports.elts;
|
|
|
522 for (p = 0; p < in_ports.nelts; p++) {
|
|
|
523
|
|
142
|
524 if (lscf[l].port != in_port[p].port) {
|
|
|
525 continue;
|
|
|
526 }
|
|
0
|
527
|
|
142
|
528 /* the port is already in the port list */
|
|
0
|
529
|
|
142
|
530 in_addr = in_port[p].addrs.elts;
|
|
|
531 for (a = 0; a < in_port[p].addrs.nelts; a++) {
|
|
0
|
532
|
|
142
|
533 if (lscf[l].addr != in_addr[a].addr) {
|
|
|
534 continue;
|
|
|
535 }
|
|
0
|
536
|
|
142
|
537 /* the address is already in the address list */
|
|
0
|
538
|
|
142
|
539 if (ngx_http_add_names(cf, &in_addr[a], cscfp[s]) != NGX_OK)
|
|
|
540 {
|
|
|
541 return NGX_CONF_ERROR;
|
|
|
542 }
|
|
0
|
543
|
|
142
|
544 /*
|
|
|
545 * check the duplicate "default" server
|
|
|
546 * for this address:port
|
|
|
547 */
|
|
0
|
548
|
|
142
|
549 if (lscf[l].conf.default_server) {
|
|
4
|
550
|
|
142
|
551 if (in_addr[a].default_server) {
|
|
|
552 ngx_log_error(NGX_LOG_ERR, cf->log, 0,
|
|
336
|
553 "the duplicate default server in %s:%ui",
|
|
366
|
554 lscf[l].file_name, lscf[l].line);
|
|
0
|
555
|
|
142
|
556 return NGX_CONF_ERROR;
|
|
|
557 }
|
|
4
|
558
|
|
142
|
559 in_addr[a].core_srv_conf = cscfp[s];
|
|
|
560 in_addr[a].default_server = 1;
|
|
0
|
561 }
|
|
|
562
|
|
142
|
563 goto found;
|
|
4
|
564 }
|
|
0
|
565
|
|
142
|
566 /*
|
|
|
567 * add the address to the addresses list that
|
|
|
568 * bound to this port
|
|
|
569 */
|
|
0
|
570
|
|
142
|
571 if (ngx_http_add_address(cf, &in_port[p], &lscf[l], cscfp[s])
|
|
50
|
572 != NGX_OK)
|
|
4
|
573 {
|
|
|
574 return NGX_CONF_ERROR;
|
|
|
575 }
|
|
142
|
576
|
|
|
577 goto found;
|
|
0
|
578 }
|
|
142
|
579
|
|
|
580 /* add the port to the in_port list */
|
|
|
581
|
|
|
582 in_port = ngx_array_push(&in_ports);
|
|
|
583 if (in_port == NULL) {
|
|
|
584 return NGX_CONF_ERROR;
|
|
|
585 }
|
|
|
586
|
|
|
587 in_port->port = lscf[l].port;
|
|
|
588 in_port->addrs.elts = NULL;
|
|
|
589
|
|
|
590 if (ngx_http_add_address(cf, in_port, &lscf[l], cscfp[s]) != NGX_OK)
|
|
|
591 {
|
|
|
592 return NGX_CONF_ERROR;
|
|
|
593 }
|
|
|
594
|
|
|
595 found:
|
|
|
596
|
|
|
597 continue;
|
|
0
|
598 }
|
|
|
599 }
|
|
|
600
|
|
4
|
601
|
|
|
602 /* optimize the lists of ports, addresses and server names */
|
|
0
|
603
|
|
|
604 /* AF_INET only */
|
|
|
605
|
|
|
606 in_port = in_ports.elts;
|
|
|
607 for (p = 0; p < in_ports.nelts; p++) {
|
|
|
608
|
|
302
|
609 ngx_sort(in_port[p].addrs.elts, (size_t) in_port[p].addrs.nelts,
|
|
|
610 sizeof(ngx_http_conf_in_addr_t), ngx_http_cmp_conf_in_addrs);
|
|
72
|
611
|
|
4
|
612 /*
|
|
|
613 * check whether all name-based servers have the same configuraiton
|
|
152
|
614 * as the default server,
|
|
158
|
615 * or some servers disable optimizing the server names
|
|
4
|
616 */
|
|
0
|
617
|
|
|
618 in_addr = in_port[p].addrs.elts;
|
|
|
619 for (a = 0; a < in_port[p].addrs.nelts; a++) {
|
|
|
620
|
|
|
621 name = in_addr[a].names.elts;
|
|
152
|
622 for (s = 0; s < in_addr[a].names.nelts; s++) {
|
|
|
623
|
|
|
624 if (in_addr[a].core_srv_conf != name[s].core_srv_conf
|
|
162
|
625 || name[s].core_srv_conf->optimize_server_names == 0)
|
|
4
|
626 {
|
|
142
|
627 goto virtual_names;
|
|
26
|
628 }
|
|
|
629 }
|
|
|
630
|
|
0
|
631 /*
|
|
4
|
632 * if all name-based servers have the same configuration
|
|
152
|
633 * as the default server,
|
|
158
|
634 * and no servers disable optimizing the server names
|
|
4
|
635 * then we do not need to check them at run-time at all
|
|
0
|
636 */
|
|
|
637
|
|
142
|
638 in_addr[a].names.nelts = 0;
|
|
|
639
|
|
|
640 continue;
|
|
|
641
|
|
|
642 virtual_names:
|
|
|
643
|
|
168
|
644 ngx_memzero(&ha, sizeof(ngx_hash_keys_arrays_t));
|
|
|
645
|
|
142
|
646 ha.temp_pool = ngx_create_pool(16384, cf->log);
|
|
|
647 if (ha.temp_pool == NULL) {
|
|
|
648 return NGX_CONF_ERROR;
|
|
26
|
649 }
|
|
|
650
|
|
142
|
651 ha.pool = cf->pool;
|
|
26
|
652
|
|
142
|
653 if (ngx_hash_keys_array_init(&ha, NGX_HASH_LARGE) != NGX_OK) {
|
|
|
654 ngx_destroy_pool(ha.temp_pool);
|
|
|
655 return NGX_CONF_ERROR;
|
|
|
656 }
|
|
26
|
657
|
|
326
|
658 #if (NGX_PCRE)
|
|
|
659 regex = 0;
|
|
|
660 #endif
|
|
|
661
|
|
142
|
662 name = in_addr[a].names.elts;
|
|
312
|
663
|
|
142
|
664 for (s = 0; s < in_addr[a].names.nelts; s++) {
|
|
26
|
665
|
|
326
|
666 #if (NGX_PCRE)
|
|
|
667 if (name[s].regex) {
|
|
|
668 regex++;
|
|
|
669 continue;
|
|
|
670 }
|
|
|
671 #endif
|
|
|
672
|
|
142
|
673 rc = ngx_hash_add_key(&ha, &name[s].name, name[s].core_srv_conf,
|
|
312
|
674 NGX_HASH_WILDCARD_KEY);
|
|
142
|
675
|
|
|
676 if (rc == NGX_ERROR) {
|
|
26
|
677 return NGX_CONF_ERROR;
|
|
|
678 }
|
|
|
679
|
|
312
|
680 if (rc == NGX_DECLINED) {
|
|
|
681 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
|
|
|
682 "invalid server name or wildcard \"%V\" on %s",
|
|
180
|
683 &name[s].name, in_addr[a].listen_conf->addr);
|
|
142
|
684 return NGX_CONF_ERROR;
|
|
26
|
685 }
|
|
|
686
|
|
142
|
687 if (rc == NGX_BUSY) {
|
|
|
688 ngx_log_error(NGX_LOG_WARN, cf->log, 0,
|
|
180
|
689 "conflicting server name \"%V\" on %s, ignored",
|
|
|
690 &name[s].name, in_addr[a].listen_conf->addr);
|
|
142
|
691 }
|
|
|
692 }
|
|
26
|
693
|
|
142
|
694 hash.key = ngx_hash_key_lc;
|
|
|
695 hash.max_size = cmcf->server_names_hash_max_size;
|
|
|
696 hash.bucket_size = cmcf->server_names_hash_bucket_size;
|
|
|
697 hash.name = "server_names_hash";
|
|
|
698 hash.pool = cf->pool;
|
|
26
|
699
|
|
142
|
700 if (ha.keys.nelts) {
|
|
|
701 hash.hash = &in_addr[a].hash;
|
|
|
702 hash.temp_pool = NULL;
|
|
|
703
|
|
|
704 if (ngx_hash_init(&hash, ha.keys.elts, ha.keys.nelts) != NGX_OK)
|
|
|
705 {
|
|
|
706 ngx_destroy_pool(ha.temp_pool);
|
|
|
707 return NGX_CONF_ERROR;
|
|
26
|
708 }
|
|
0
|
709 }
|
|
142
|
710
|
|
312
|
711 if (ha.dns_wc_head.nelts) {
|
|
142
|
712
|
|
312
|
713 ngx_qsort(ha.dns_wc_head.elts,
|
|
|
714 (size_t) ha.dns_wc_head.nelts,
|
|
142
|
715 sizeof(ngx_hash_key_t),
|
|
|
716 ngx_http_cmp_dns_wildcards);
|
|
|
717
|
|
|
718 hash.hash = NULL;
|
|
|
719 hash.temp_pool = ha.temp_pool;
|
|
|
720
|
|
312
|
721 if (ngx_hash_wildcard_init(&hash, ha.dns_wc_head.elts,
|
|
|
722 ha.dns_wc_head.nelts)
|
|
142
|
723 != NGX_OK)
|
|
|
724 {
|
|
|
725 ngx_destroy_pool(ha.temp_pool);
|
|
|
726 return NGX_CONF_ERROR;
|
|
|
727 }
|
|
|
728
|
|
312
|
729 in_addr[a].wc_head = (ngx_hash_wildcard_t *) hash.hash;
|
|
|
730 }
|
|
|
731
|
|
|
732 if (ha.dns_wc_tail.nelts) {
|
|
|
733
|
|
|
734 ngx_qsort(ha.dns_wc_tail.elts,
|
|
|
735 (size_t) ha.dns_wc_tail.nelts,
|
|
|
736 sizeof(ngx_hash_key_t),
|
|
|
737 ngx_http_cmp_dns_wildcards);
|
|
|
738
|
|
|
739 hash.hash = NULL;
|
|
|
740 hash.temp_pool = ha.temp_pool;
|
|
|
741
|
|
|
742 if (ngx_hash_wildcard_init(&hash, ha.dns_wc_tail.elts,
|
|
|
743 ha.dns_wc_tail.nelts)
|
|
|
744 != NGX_OK)
|
|
|
745 {
|
|
|
746 ngx_destroy_pool(ha.temp_pool);
|
|
|
747 return NGX_CONF_ERROR;
|
|
|
748 }
|
|
|
749
|
|
|
750 in_addr[a].wc_tail = (ngx_hash_wildcard_t *) hash.hash;
|
|
142
|
751 }
|
|
|
752
|
|
|
753 ngx_destroy_pool(ha.temp_pool);
|
|
326
|
754
|
|
|
755 #if (NGX_PCRE)
|
|
|
756
|
|
|
757 if (regex == 0) {
|
|
|
758 continue;
|
|
|
759 }
|
|
|
760
|
|
|
761 in_addr[a].nregex = regex;
|
|
|
762 in_addr[a].regex = ngx_palloc(cf->pool,
|
|
|
763 regex * sizeof(ngx_http_server_name_t));
|
|
|
764
|
|
|
765 if (in_addr[a].regex == NULL) {
|
|
|
766 return NGX_CONF_ERROR;
|
|
|
767 }
|
|
|
768
|
|
|
769 for (i = 0, s = 0; s < in_addr[a].names.nelts; s++) {
|
|
|
770 if (name[s].regex) {
|
|
|
771 in_addr[a].regex[i++] = name[s];
|
|
|
772 }
|
|
|
773 }
|
|
|
774 #endif
|
|
0
|
775 }
|
|
|
776
|
|
142
|
777 in_addr = in_port[p].addrs.elts;
|
|
|
778 last = in_port[p].addrs.nelts;
|
|
|
779
|
|
0
|
780 /*
|
|
26
|
781 * if there is the binding to the "*:port" then we need to bind()
|
|
|
782 * to the "*:port" only and ignore the other bindings
|
|
0
|
783 */
|
|
|
784
|
|
142
|
785 if (in_addr[last - 1].addr == INADDR_ANY) {
|
|
|
786 in_addr[last - 1].bind = 1;
|
|
|
787 bind_all = 0;
|
|
0
|
788
|
|
|
789 } else {
|
|
142
|
790 bind_all = 1;
|
|
0
|
791 }
|
|
|
792
|
|
142
|
793 for (a = 0; a < last; /* void */ ) {
|
|
|
794
|
|
|
795 if (!bind_all && !in_addr[a].bind) {
|
|
|
796 a++;
|
|
|
797 continue;
|
|
|
798 }
|
|
0
|
799
|
|
|
800 ls = ngx_listening_inet_stream_socket(cf, in_addr[a].addr,
|
|
|
801 in_port[p].port);
|
|
|
802 if (ls == NULL) {
|
|
|
803 return NGX_CONF_ERROR;
|
|
|
804 }
|
|
|
805
|
|
|
806 ls->addr_ntop = 1;
|
|
|
807
|
|
|
808 ls->handler = ngx_http_init_connection;
|
|
|
809
|
|
|
810 cscf = in_addr[a].core_srv_conf;
|
|
|
811 ls->pool_size = cscf->connection_pool_size;
|
|
72
|
812 ls->post_accept_timeout = cscf->client_header_timeout;
|
|
0
|
813
|
|
|
814 clcf = cscf->ctx->loc_conf[ngx_http_core_module.ctx_index];
|
|
92
|
815
|
|
|
816 ls->log = *clcf->err_log;
|
|
|
817 ls->log.data = &ls->addr_text;
|
|
|
818 ls->log.handler = ngx_accept_log_error;
|
|
0
|
819
|
|
10
|
820 #if (NGX_WIN32)
|
|
356
|
821 {
|
|
|
822 ngx_iocp_conf_t *iocpcf;
|
|
|
823
|
|
0
|
824 iocpcf = ngx_event_get_conf(cf->cycle->conf_ctx, ngx_iocp_module);
|
|
|
825 if (iocpcf->acceptex_read) {
|
|
|
826 ls->post_accept_buffer_size = cscf->client_header_buffer_size;
|
|
|
827 }
|
|
356
|
828 }
|
|
0
|
829 #endif
|
|
|
830
|
|
142
|
831 ls->backlog = in_addr[a].listen_conf->backlog;
|
|
|
832 ls->rcvbuf = in_addr[a].listen_conf->rcvbuf;
|
|
|
833 ls->sndbuf = in_addr[a].listen_conf->sndbuf;
|
|
72
|
834
|
|
|
835 #if (NGX_HAVE_DEFERRED_ACCEPT && defined SO_ACCEPTFILTER)
|
|
142
|
836 ls->accept_filter = in_addr[a].listen_conf->accept_filter;
|
|
72
|
837 #endif
|
|
|
838
|
|
|
839 #if (NGX_HAVE_DEFERRED_ACCEPT && defined TCP_DEFER_ACCEPT)
|
|
142
|
840 ls->deferred_accept = in_addr[a].listen_conf->deferred_accept;
|
|
72
|
841 #endif
|
|
|
842
|
|
142
|
843 hip = ngx_palloc(cf->pool, sizeof(ngx_http_in_port_t));
|
|
|
844 if (hip == NULL) {
|
|
|
845 return NGX_CONF_ERROR;
|
|
|
846 }
|
|
0
|
847
|
|
142
|
848 hip->port = in_port[p].port;
|
|
|
849
|
|
|
850 hip->port_text.data = ngx_palloc(cf->pool, 7);
|
|
|
851 if (hip->port_text.data == NULL) {
|
|
|
852 return NGX_CONF_ERROR;
|
|
|
853 }
|
|
0
|
854
|
|
142
|
855 ls->servers = hip;
|
|
|
856
|
|
|
857 hip->port_text.len = ngx_sprintf(hip->port_text.data, ":%d",
|
|
|
858 hip->port)
|
|
|
859 - hip->port_text.data;
|
|
0
|
860
|
|
142
|
861 in_addr = in_port[p].addrs.elts;
|
|
0
|
862
|
|
142
|
863 if (in_addr[a].bind && in_addr[a].addr != INADDR_ANY) {
|
|
|
864 hip->naddrs = 1;
|
|
|
865 done = 0;
|
|
0
|
866
|
|
142
|
867 } else if (in_port[p].addrs.nelts > 1
|
|
|
868 && in_addr[last - 1].addr == INADDR_ANY)
|
|
|
869 {
|
|
|
870 hip->naddrs = last;
|
|
|
871 done = 1;
|
|
0
|
872
|
|
142
|
873 } else {
|
|
|
874 hip->naddrs = 1;
|
|
|
875 done = 0;
|
|
|
876 }
|
|
0
|
877
|
|
142
|
878 #if 0
|
|
|
879 ngx_log_error(NGX_LOG_ALERT, cf->log, 0,
|
|
|
880 "%ui: %V %d %ui %ui",
|
|
|
881 a, &ls->addr_text, in_addr[a].bind,
|
|
|
882 hip->naddrs, last);
|
|
|
883 #endif
|
|
0
|
884
|
|
142
|
885 hip->addrs = ngx_pcalloc(cf->pool,
|
|
|
886 hip->naddrs * sizeof(ngx_http_in_addr_t));
|
|
|
887 if (hip->addrs == NULL) {
|
|
|
888 return NGX_CONF_ERROR;
|
|
|
889 }
|
|
0
|
890
|
|
142
|
891 for (i = 0; i < hip->naddrs; i++) {
|
|
|
892 hip->addrs[i].addr = in_addr[i].addr;
|
|
|
893 hip->addrs[i].core_srv_conf = in_addr[i].core_srv_conf;
|
|
0
|
894
|
|
142
|
895 if (in_addr[i].hash.buckets == NULL
|
|
312
|
896 && (in_addr[i].wc_head == NULL
|
|
|
897 || in_addr[i].wc_head->hash.buckets == NULL)
|
|
|
898 && (in_addr[i].wc_head == NULL
|
|
|
899 || in_addr[i].wc_head->hash.buckets == NULL))
|
|
142
|
900 {
|
|
0
|
901 continue;
|
|
|
902 }
|
|
142
|
903
|
|
|
904 vn = ngx_palloc(cf->pool, sizeof(ngx_http_virtual_names_t));
|
|
|
905 if (vn == NULL) {
|
|
|
906 return NGX_CONF_ERROR;
|
|
|
907 }
|
|
|
908 hip->addrs[i].virtual_names = vn;
|
|
|
909
|
|
326
|
910 vn->names.hash = in_addr[i].hash;
|
|
|
911 vn->names.wc_head = in_addr[i].wc_head;
|
|
|
912 vn->names.wc_tail = in_addr[i].wc_tail;
|
|
|
913 #if (NGX_PCRE)
|
|
|
914 vn->nregex = in_addr[i].nregex;
|
|
|
915 vn->regex = in_addr[i].regex;
|
|
|
916 #endif
|
|
0
|
917 }
|
|
|
918
|
|
142
|
919 if (done) {
|
|
|
920 break;
|
|
|
921 }
|
|
|
922
|
|
|
923 in_addr++;
|
|
|
924 in_port[p].addrs.elts = in_addr;
|
|
|
925 last--;
|
|
|
926
|
|
|
927 a = 0;
|
|
0
|
928 }
|
|
|
929 }
|
|
|
930
|
|
138
|
931 #if 0
|
|
4
|
932 {
|
|
|
933 u_char address[20];
|
|
138
|
934 ngx_uint_t p, a;
|
|
4
|
935
|
|
0
|
936 in_port = in_ports.elts;
|
|
|
937 for (p = 0; p < in_ports.nelts; p++) {
|
|
|
938 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, cf->log, 0,
|
|
10
|
939 "port: %d %p", in_port[p].port, &in_port[p]);
|
|
0
|
940 in_addr = in_port[p].addrs.elts;
|
|
|
941 for (a = 0; a < in_port[p].addrs.nelts; a++) {
|
|
4
|
942 ngx_inet_ntop(AF_INET, &in_addr[a].addr, address, 20);
|
|
|
943 ngx_log_debug3(NGX_LOG_DEBUG_HTTP, cf->log, 0,
|
|
10
|
944 "%s:%d %p",
|
|
4
|
945 address, in_port[p].port, in_addr[a].core_srv_conf);
|
|
142
|
946 name = in_addr[a].names.elts;
|
|
0
|
947 for (n = 0; n < in_addr[a].names.nelts; n++) {
|
|
4
|
948 ngx_log_debug4(NGX_LOG_DEBUG_HTTP, cf->log, 0,
|
|
10
|
949 "%s:%d %V %p",
|
|
142
|
950 address, in_port[p].port, &name[n].name,
|
|
|
951 name[n].core_srv_conf);
|
|
0
|
952 }
|
|
|
953 }
|
|
|
954 }
|
|
4
|
955 }
|
|
0
|
956 #endif
|
|
|
957
|
|
|
958 return NGX_CONF_OK;
|
|
|
959 }
|
|
|
960
|
|
|
961
|
|
4
|
962 /*
|
|
|
963 * add the server address, the server names and the server core module
|
|
|
964 * configurations to the port (in_port)
|
|
|
965 */
|
|
|
966
|
|
48
|
967 static ngx_int_t
|
|
142
|
968 ngx_http_add_address(ngx_conf_t *cf, ngx_http_conf_in_port_t *in_port,
|
|
48
|
969 ngx_http_listen_t *lscf, ngx_http_core_srv_conf_t *cscf)
|
|
4
|
970 {
|
|
142
|
971 ngx_http_conf_in_addr_t *in_addr;
|
|
4
|
972
|
|
|
973 if (in_port->addrs.elts == NULL) {
|
|
142
|
974 if (ngx_array_init(&in_port->addrs, cf->temp_pool, 4,
|
|
326
|
975 sizeof(ngx_http_conf_in_addr_t))
|
|
|
976 != NGX_OK)
|
|
4
|
977 {
|
|
|
978 return NGX_ERROR;
|
|
|
979 }
|
|
|
980 }
|
|
|
981
|
|
50
|
982 in_addr = ngx_array_push(&in_port->addrs);
|
|
|
983 if (in_addr == NULL) {
|
|
4
|
984 return NGX_ERROR;
|
|
|
985 }
|
|
|
986
|
|
|
987 in_addr->addr = lscf->addr;
|
|
142
|
988 in_addr->hash.buckets = NULL;
|
|
|
989 in_addr->hash.size = 0;
|
|
312
|
990 in_addr->wc_head = NULL;
|
|
|
991 in_addr->wc_tail = NULL;
|
|
4
|
992 in_addr->names.elts = NULL;
|
|
326
|
993 #if (NGX_PCRE)
|
|
|
994 in_addr->nregex = 0;
|
|
|
995 in_addr->regex = NULL;
|
|
|
996 #endif
|
|
4
|
997 in_addr->core_srv_conf = cscf;
|
|
142
|
998 in_addr->default_server = lscf->conf.default_server;
|
|
|
999 in_addr->bind = lscf->conf.bind;
|
|
|
1000 in_addr->listen_conf = &lscf->conf;
|
|
4
|
1001
|
|
|
1002 #if (NGX_DEBUG)
|
|
|
1003 {
|
|
|
1004 u_char text[20];
|
|
|
1005 ngx_inet_ntop(AF_INET, &in_addr->addr, text, 20);
|
|
|
1006 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, cf->log, 0, "address: %s:%d",
|
|
|
1007 text, in_port->port);
|
|
|
1008 }
|
|
|
1009 #endif
|
|
|
1010
|
|
|
1011 return ngx_http_add_names(cf, in_addr, cscf);
|
|
|
1012 }
|
|
|
1013
|
|
|
1014
|
|
|
1015 /*
|
|
|
1016 * add the server names and the server core module
|
|
|
1017 * configurations to the address:port (in_addr)
|
|
|
1018 */
|
|
|
1019
|
|
48
|
1020 static ngx_int_t
|
|
142
|
1021 ngx_http_add_names(ngx_conf_t *cf, ngx_http_conf_in_addr_t *in_addr,
|
|
48
|
1022 ngx_http_core_srv_conf_t *cscf)
|
|
4
|
1023 {
|
|
26
|
1024 ngx_uint_t i, n;
|
|
4
|
1025 ngx_http_server_name_t *server_names, *name;
|
|
|
1026
|
|
|
1027 if (in_addr->names.elts == NULL) {
|
|
142
|
1028 if (ngx_array_init(&in_addr->names, cf->temp_pool, 4,
|
|
326
|
1029 sizeof(ngx_http_server_name_t))
|
|
|
1030 != NGX_OK)
|
|
26
|
1031 {
|
|
|
1032 return NGX_ERROR;
|
|
|
1033 }
|
|
|
1034 }
|
|
|
1035
|
|
4
|
1036 server_names = cscf->server_names.elts;
|
|
326
|
1037
|
|
4
|
1038 for (i = 0; i < cscf->server_names.nelts; i++) {
|
|
|
1039
|
|
26
|
1040 for (n = 0; n < server_names[i].name.len; n++) {
|
|
|
1041 server_names[i].name.data[n] =
|
|
|
1042 ngx_tolower(server_names[i].name.data[n]);
|
|
|
1043 }
|
|
|
1044
|
|
4
|
1045 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, cf->log, 0,
|
|
10
|
1046 "name: %V", &server_names[i].name);
|
|
4
|
1047
|
|
142
|
1048 name = ngx_array_push(&in_addr->names);
|
|
50
|
1049 if (name == NULL) {
|
|
4
|
1050 return NGX_ERROR;
|
|
|
1051 }
|
|
|
1052
|
|
|
1053 *name = server_names[i];
|
|
|
1054 }
|
|
|
1055
|
|
|
1056 return NGX_OK;
|
|
|
1057 }
|
|
|
1058
|
|
|
1059
|
|
48
|
1060 static char *
|
|
|
1061 ngx_http_merge_locations(ngx_conf_t *cf, ngx_array_t *locations,
|
|
|
1062 void **loc_conf, ngx_http_module_t *module, ngx_uint_t ctx_index)
|
|
0
|
1063 {
|
|
|
1064 char *rv;
|
|
|
1065 ngx_uint_t i;
|
|
|
1066 ngx_http_core_loc_conf_t **clcfp;
|
|
|
1067
|
|
142
|
1068 clcfp = locations->elts;
|
|
0
|
1069
|
|
|
1070 for (i = 0; i < locations->nelts; i++) {
|
|
|
1071 rv = module->merge_loc_conf(cf, loc_conf[ctx_index],
|
|
|
1072 clcfp[i]->loc_conf[ctx_index]);
|
|
|
1073 if (rv != NGX_CONF_OK) {
|
|
|
1074 return rv;
|
|
|
1075 }
|
|
|
1076
|
|
308
|
1077 if (clcfp[i]->locations == NULL) {
|
|
|
1078 continue;
|
|
|
1079 }
|
|
|
1080
|
|
|
1081 rv = ngx_http_merge_locations(cf, clcfp[i]->locations,
|
|
0
|
1082 clcfp[i]->loc_conf, module, ctx_index);
|
|
|
1083 if (rv != NGX_CONF_OK) {
|
|
|
1084 return rv;
|
|
|
1085 }
|
|
|
1086 }
|
|
|
1087
|
|
|
1088 return NGX_CONF_OK;
|
|
|
1089 }
|
|
142
|
1090
|
|
|
1091
|
|
302
|
1092 static int
|
|
142
|
1093 ngx_http_cmp_conf_in_addrs(const void *one, const void *two)
|
|
|
1094 {
|
|
|
1095 ngx_http_conf_in_addr_t *first, *second;
|
|
|
1096
|
|
|
1097 first = (ngx_http_conf_in_addr_t *) one;
|
|
|
1098 second = (ngx_http_conf_in_addr_t *) two;
|
|
|
1099
|
|
|
1100 if (first->addr == INADDR_ANY) {
|
|
|
1101 /* the INADDR_ANY must be the last resort, shift it to the end */
|
|
|
1102 return 1;
|
|
|
1103 }
|
|
|
1104
|
|
|
1105 if (first->bind && !second->bind) {
|
|
|
1106 /* shift explicit bind()ed addresses to the start */
|
|
|
1107 return -1;
|
|
|
1108 }
|
|
|
1109
|
|
|
1110 if (!first->bind && second->bind) {
|
|
|
1111 /* shift explicit bind()ed addresses to the start */
|
|
|
1112 return 1;
|
|
|
1113 }
|
|
|
1114
|
|
|
1115 /* do not sort by default */
|
|
|
1116
|
|
|
1117 return 0;
|
|
|
1118 }
|
|
|
1119
|
|
|
1120
|
|
|
1121 static int ngx_libc_cdecl
|
|
|
1122 ngx_http_cmp_dns_wildcards(const void *one, const void *two)
|
|
|
1123 {
|
|
|
1124 ngx_hash_key_t *first, *second;
|
|
|
1125
|
|
|
1126 first = (ngx_hash_key_t *) one;
|
|
|
1127 second = (ngx_hash_key_t *) two;
|
|
|
1128
|
|
|
1129 return ngx_strcmp(first->key.data, second->key.data);
|
|
|
1130 }
|
