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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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10
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104 #if (NGX_WIN32)
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0
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105 ngx_iocp_conf_t *iocpcf;
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106 #endif
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107
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108 /* the main http context */
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26
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109
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50
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110 ctx = ngx_pcalloc(cf->pool, sizeof(ngx_http_conf_ctx_t));
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111 if (ctx == NULL) {
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34
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112 return NGX_CONF_ERROR;
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113 }
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0
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114
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115 *(ngx_http_conf_ctx_t **) conf = ctx;
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116
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34
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117
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0
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118 /* count the number of the http modules and set up their indices */
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119
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120 ngx_http_max_module = 0;
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121 for (m = 0; ngx_modules[m]; m++) {
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122 if (ngx_modules[m]->type != NGX_HTTP_MODULE) {
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123 continue;
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124 }
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125
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126 ngx_modules[m]->ctx_index = ngx_http_max_module++;
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127 }
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128
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26
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129
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34
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130 /* the http main_conf context, it is the same in the all http contexts */
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0
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131
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34
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132 ctx->main_conf = ngx_pcalloc(cf->pool,
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133 sizeof(void *) * ngx_http_max_module);
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134 if (ctx->main_conf == NULL) {
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135 return NGX_CONF_ERROR;
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136 }
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0
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137
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138
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34
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139 /*
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140 * the http null srv_conf context, it is used to merge
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141 * the server{}s' srv_conf's
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142 */
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143
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144 ctx->srv_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module);
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145 if (ctx->srv_conf == NULL) {
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146 return NGX_CONF_ERROR;
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147 }
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148
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149
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150 /*
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151 * the http null loc_conf context, it is used to merge
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152 * the server{}s' loc_conf's
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153 */
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154
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155 ctx->loc_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module);
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156 if (ctx->loc_conf == NULL) {
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157 return NGX_CONF_ERROR;
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158 }
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159
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160
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161 /*
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162 * create the main_conf's, the null srv_conf's, and the null loc_conf's
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163 * of the all http modules
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164 */
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0
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165
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166 for (m = 0; ngx_modules[m]; m++) {
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167 if (ngx_modules[m]->type != NGX_HTTP_MODULE) {
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168 continue;
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169 }
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170
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171 module = ngx_modules[m]->ctx;
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172 mi = ngx_modules[m]->ctx_index;
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173
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174 if (module->create_main_conf) {
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50
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175 ctx->main_conf[mi] = module->create_main_conf(cf);
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176 if (ctx->main_conf[mi] == NULL) {
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34
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177 return NGX_CONF_ERROR;
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178 }
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0
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179 }
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180
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181 if (module->create_srv_conf) {
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50
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182 ctx->srv_conf[mi] = module->create_srv_conf(cf);
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183 if (ctx->srv_conf[mi] == NULL) {
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34
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184 return NGX_CONF_ERROR;
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185 }
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0
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186 }
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187
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188 if (module->create_loc_conf) {
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50
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189 ctx->loc_conf[mi] = module->create_loc_conf(cf);
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190 if (ctx->loc_conf[mi] == NULL) {
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34
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191 return NGX_CONF_ERROR;
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192 }
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0
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193 }
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194 }
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195
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58
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196 pcf = *cf;
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197 cf->ctx = ctx;
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198
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199 for (m = 0; ngx_modules[m]; m++) {
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200 if (ngx_modules[m]->type != NGX_HTTP_MODULE) {
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201 continue;
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202 }
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203
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204 module = ngx_modules[m]->ctx;
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205 mi = ngx_modules[m]->ctx_index;
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206
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207 if (module->preconfiguration) {
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208 if (module->preconfiguration(cf) != NGX_OK) {
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209 return NGX_CONF_ERROR;
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210 }
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211 }
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212 }
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34
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213
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0
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214 /* parse inside the http{} block */
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215
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216 cf->module_type = NGX_HTTP_MODULE;
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217 cf->cmd_type = NGX_HTTP_MAIN_CONF;
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218 rv = ngx_conf_parse(cf, NULL);
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219
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220 if (rv != NGX_CONF_OK) {
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221 *cf = pcf;
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222 return rv;
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223 }
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224
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225 /*
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226 * init http{} main_conf's, merge the server{}s' srv_conf's
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227 * and its location{}s' loc_conf's
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228 */
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229
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230 cmcf = ctx->main_conf[ngx_http_core_module.ctx_index];
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231 cscfp = cmcf->servers.elts;
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232
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233 for (m = 0; ngx_modules[m]; m++) {
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234 if (ngx_modules[m]->type != NGX_HTTP_MODULE) {
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235 continue;
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236 }
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237
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238 module = ngx_modules[m]->ctx;
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239 mi = ngx_modules[m]->ctx_index;
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240
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241 /* init http{} main_conf's */
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242
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243 if (module->init_main_conf) {
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244 rv = module->init_main_conf(cf, ctx->main_conf[mi]);
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245 if (rv != NGX_CONF_OK) {
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246 *cf = pcf;
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247 return rv;
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248 }
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249 }
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250
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251 for (s = 0; s < cmcf->servers.nelts; s++) {
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252
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253 /* merge the server{}s' srv_conf's */
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254
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255 if (module->merge_srv_conf) {
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256 rv = module->merge_srv_conf(cf,
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257 ctx->srv_conf[mi],
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258 cscfp[s]->ctx->srv_conf[mi]);
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259 if (rv != NGX_CONF_OK) {
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260 *cf = pcf;
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261 return rv;
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262 }
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263 }
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264
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265 if (module->merge_loc_conf) {
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266
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267 /* merge the server{}'s loc_conf */
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268
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269 rv = module->merge_loc_conf(cf,
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270 ctx->loc_conf[mi],
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271 cscfp[s]->ctx->loc_conf[mi]);
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272 if (rv != NGX_CONF_OK) {
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273 *cf = pcf;
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274 return rv;
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275 }
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276
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277 /* merge the locations{}' loc_conf's */
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278
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279 rv = ngx_http_merge_locations(cf, &cscfp[s]->locations,
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280 cscfp[s]->ctx->loc_conf,
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281 module, mi);
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282 if (rv != NGX_CONF_OK) {
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283 *cf = pcf;
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284 return rv;
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285 }
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286 }
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287 }
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288 }
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289
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34
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290
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0
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291 /* init lists of the handlers */
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292
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122
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293 if (ngx_array_init(&cmcf->phases[NGX_HTTP_POST_READ_PHASE].handlers,
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294 cf->pool, 1, sizeof(ngx_http_handler_pt))
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295 != NGX_OK)
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34
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296 {
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297 return NGX_CONF_ERROR;
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298 }
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299
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122
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300
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301 if (ngx_array_init(&cmcf->phases[NGX_HTTP_SERVER_REWRITE_PHASE].handlers,
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302 cf->pool, 1, sizeof(ngx_http_handler_pt))
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303 != NGX_OK)
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304 {
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305 return NGX_CONF_ERROR;
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306 }
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307
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0
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308
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122
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309 if (ngx_array_init(&cmcf->phases[NGX_HTTP_REWRITE_PHASE].handlers,
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310 cf->pool, 1, sizeof(ngx_http_handler_pt))
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311 != NGX_OK)
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312 {
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313 return NGX_CONF_ERROR;
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314 }
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315
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316
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130
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317 if (ngx_array_init(&cmcf->phases[NGX_HTTP_PREACCESS_PHASE].handlers,
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318 cf->pool, 1, sizeof(ngx_http_handler_pt))
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319 != NGX_OK)
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320 {
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321 return NGX_CONF_ERROR;
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322 }
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323
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324
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34
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325 if (ngx_array_init(&cmcf->phases[NGX_HTTP_ACCESS_PHASE].handlers,
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130
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326 cf->pool, 2, sizeof(ngx_http_handler_pt))
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122
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327 != NGX_OK)
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34
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328 {
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329 return NGX_CONF_ERROR;
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330 }
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331
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0
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332
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34
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333 if (ngx_array_init(&cmcf->phases[NGX_HTTP_CONTENT_PHASE].handlers,
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122
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334 cf->pool, 4, sizeof(ngx_http_handler_pt))
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335 != NGX_OK)
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34
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336 {
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337 return NGX_CONF_ERROR;
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338 }
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339
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0
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340
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130
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341 if (ngx_array_init(&cmcf->phases[NGX_HTTP_LOG_PHASE].handlers,
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342 cf->pool, 1, sizeof(ngx_http_handler_pt))
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343 != NGX_OK)
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344 {
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345 return NGX_CONF_ERROR;
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346 }
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347
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348
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198
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349 if (ngx_array_init(&headers_in, cf->temp_pool, 32, sizeof(ngx_hash_key_t))
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56
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350 != NGX_OK)
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351 {
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352 return NGX_CONF_ERROR;
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353 }
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354
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198
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355 for (header = ngx_http_headers_in; header->name.len; header++) {
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356 hk = ngx_array_push(&headers_in);
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357 if (hk == NULL) {
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358 return NGX_CONF_ERROR;
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359 }
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360
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361 hk->key = header->name;
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362 hk->key_hash = ngx_hash_key_lc(header->name.data, header->name.len);
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363 hk->value = header;
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364 }
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365
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366 hash.hash = &cmcf->headers_in_hash;
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367 hash.key = ngx_hash_key_lc;
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368 hash.max_size = 512;
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244
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369 hash.bucket_size = ngx_align(64, ngx_cacheline_size);
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198
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370 hash.name = "headers_in_hash";
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371 hash.pool = cf->pool;
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372 hash.temp_pool = NULL;
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373
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374 if (ngx_hash_init(&hash, headers_in.elts, headers_in.nelts) != NGX_OK) {
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375 return NGX_CONF_ERROR;
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376 }
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377
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58
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378
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379 for (m = 0; ngx_modules[m]; m++) {
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380 if (ngx_modules[m]->type != NGX_HTTP_MODULE) {
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381 continue;
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382 }
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383
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384 module = ngx_modules[m]->ctx;
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385 mi = ngx_modules[m]->ctx_index;
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386
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387 if (module->postconfiguration) {
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388 if (module->postconfiguration(cf) != NGX_OK) {
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389 return NGX_CONF_ERROR;
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390 }
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391 }
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392 }
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393
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122
|
394 if (ngx_http_variables_init_vars(cf) != NGX_OK) {
|
|
|
395 return NGX_CONF_ERROR;
|
|
|
396 }
|
|
58
|
397
|
|
|
398 /*
|
|
|
399 * http{}'s cf->ctx was needed while the configuration merging
|
|
|
400 * and in postconfiguration process
|
|
|
401 */
|
|
|
402
|
|
|
403 *cf = pcf;
|
|
|
404
|
|
56
|
405
|
|
230
|
406 cmcf->phase_engine.server_rewrite_index = (ngx_uint_t) -1;
|
|
324
|
407 cmcf->phase_engine.location_rewrite_index = (ngx_uint_t) -1;
|
|
230
|
408 find_config_index = 0;
|
|
|
409 use_rewrite = cmcf->phases[NGX_HTTP_REWRITE_PHASE].handlers.nelts ? 1 : 0;
|
|
|
410 use_access = cmcf->phases[NGX_HTTP_ACCESS_PHASE].handlers.nelts ? 1 : 0;
|
|
|
411
|
|
|
412 n = use_rewrite + use_access + 1; /* find config phase */
|
|
|
413
|
|
|
414 for (i = 0; i < NGX_HTTP_LOG_PHASE; i++) {
|
|
|
415 n += cmcf->phases[i].handlers.nelts;
|
|
|
416 }
|
|
|
417
|
|
|
418 ph = ngx_pcalloc(cf->pool,
|
|
|
419 n * sizeof(ngx_http_phase_handler_t) + sizeof(void *));
|
|
|
420 if (ph == NULL) {
|
|
|
421 return NGX_CONF_ERROR;
|
|
|
422 }
|
|
|
423
|
|
|
424 cmcf->phase_engine.handlers = ph;
|
|
|
425 n = 0;
|
|
|
426
|
|
|
427 for (i = 0; i < NGX_HTTP_LOG_PHASE; i++) {
|
|
|
428 h = cmcf->phases[i].handlers.elts;
|
|
|
429
|
|
|
430 switch (i) {
|
|
|
431
|
|
|
432 case NGX_HTTP_SERVER_REWRITE_PHASE:
|
|
|
433 if (cmcf->phase_engine.server_rewrite_index == (ngx_uint_t) -1) {
|
|
|
434 cmcf->phase_engine.server_rewrite_index = n;
|
|
|
435 }
|
|
|
436 checker = ngx_http_core_generic_phase;
|
|
|
437
|
|
|
438 break;
|
|
|
439
|
|
|
440 case NGX_HTTP_FIND_CONFIG_PHASE:
|
|
|
441 find_config_index = n;
|
|
|
442
|
|
|
443 ph->checker = ngx_http_core_find_config_phase;
|
|
|
444 n++;
|
|
|
445 ph++;
|
|
|
446
|
|
|
447 continue;
|
|
|
448
|
|
324
|
449 case NGX_HTTP_REWRITE_PHASE:
|
|
|
450 if (cmcf->phase_engine.location_rewrite_index == (ngx_uint_t) -1) {
|
|
|
451 cmcf->phase_engine.location_rewrite_index = n;
|
|
|
452 }
|
|
|
453 checker = ngx_http_core_generic_phase;
|
|
|
454
|
|
|
455 break;
|
|
|
456
|
|
230
|
457 case NGX_HTTP_POST_REWRITE_PHASE:
|
|
|
458 if (use_rewrite) {
|
|
|
459 ph->checker = ngx_http_core_post_rewrite_phase;
|
|
|
460 ph->next = find_config_index;
|
|
|
461 n++;
|
|
|
462 ph++;
|
|
|
463 }
|
|
|
464
|
|
|
465 continue;
|
|
|
466
|
|
|
467 case NGX_HTTP_ACCESS_PHASE:
|
|
|
468 checker = ngx_http_core_access_phase;
|
|
|
469 n++;
|
|
|
470 break;
|
|
|
471
|
|
|
472 case NGX_HTTP_POST_ACCESS_PHASE:
|
|
|
473 if (use_access) {
|
|
|
474 ph->checker = ngx_http_core_post_access_phase;
|
|
|
475 ph->next = n;
|
|
|
476 ph++;
|
|
|
477 }
|
|
|
478
|
|
|
479 continue;
|
|
|
480
|
|
|
481 case NGX_HTTP_CONTENT_PHASE:
|
|
|
482 checker = ngx_http_core_content_phase;
|
|
|
483 break;
|
|
|
484
|
|
|
485 default:
|
|
|
486 checker = ngx_http_core_generic_phase;
|
|
|
487 }
|
|
|
488
|
|
|
489 n += cmcf->phases[i].handlers.nelts;
|
|
|
490
|
|
|
491 for (j = cmcf->phases[i].handlers.nelts - 1; j >=0; j--) {
|
|
|
492 ph->checker = checker;
|
|
|
493 ph->handler = h[j];
|
|
|
494 ph->next = n;
|
|
|
495 ph++;
|
|
|
496 }
|
|
|
497 }
|
|
|
498
|
|
|
499
|
|
0
|
500 /*
|
|
4
|
501 * create the lists of ports, addresses and server names
|
|
|
502 * to quickly find the server core module configuration at run-time
|
|
0
|
503 */
|
|
|
504
|
|
142
|
505 if (ngx_array_init(&in_ports, cf->temp_pool, 2,
|
|
|
506 sizeof(ngx_http_conf_in_port_t))
|
|
50
|
507 != NGX_OK)
|
|
4
|
508 {
|
|
|
509 return NGX_CONF_ERROR;
|
|
|
510 }
|
|
0
|
511
|
|
|
512 /* "server" directives */
|
|
4
|
513
|
|
0
|
514 cscfp = cmcf->servers.elts;
|
|
|
515 for (s = 0; s < cmcf->servers.nelts; s++) {
|
|
|
516
|
|
|
517 /* "listen" directives */
|
|
4
|
518
|
|
0
|
519 lscf = cscfp[s]->listen.elts;
|
|
|
520 for (l = 0; l < cscfp[s]->listen.nelts; l++) {
|
|
|
521
|
|
|
522 /* AF_INET only */
|
|
|
523
|
|
|
524 in_port = in_ports.elts;
|
|
|
525 for (p = 0; p < in_ports.nelts; p++) {
|
|
|
526
|
|
142
|
527 if (lscf[l].port != in_port[p].port) {
|
|
|
528 continue;
|
|
|
529 }
|
|
0
|
530
|
|
142
|
531 /* the port is already in the port list */
|
|
0
|
532
|
|
142
|
533 in_addr = in_port[p].addrs.elts;
|
|
|
534 for (a = 0; a < in_port[p].addrs.nelts; a++) {
|
|
0
|
535
|
|
142
|
536 if (lscf[l].addr != in_addr[a].addr) {
|
|
|
537 continue;
|
|
|
538 }
|
|
0
|
539
|
|
142
|
540 /* the address is already in the address list */
|
|
0
|
541
|
|
142
|
542 if (ngx_http_add_names(cf, &in_addr[a], cscfp[s]) != NGX_OK)
|
|
|
543 {
|
|
|
544 return NGX_CONF_ERROR;
|
|
|
545 }
|
|
0
|
546
|
|
142
|
547 /*
|
|
|
548 * check the duplicate "default" server
|
|
|
549 * for this address:port
|
|
|
550 */
|
|
0
|
551
|
|
142
|
552 if (lscf[l].conf.default_server) {
|
|
4
|
553
|
|
142
|
554 if (in_addr[a].default_server) {
|
|
|
555 ngx_log_error(NGX_LOG_ERR, cf->log, 0,
|
|
10
|
556 "the duplicate default server in %V:%d",
|
|
|
557 &lscf[l].file_name, lscf[l].line);
|
|
0
|
558
|
|
142
|
559 return NGX_CONF_ERROR;
|
|
|
560 }
|
|
4
|
561
|
|
142
|
562 in_addr[a].core_srv_conf = cscfp[s];
|
|
|
563 in_addr[a].default_server = 1;
|
|
0
|
564 }
|
|
|
565
|
|
142
|
566 goto found;
|
|
4
|
567 }
|
|
0
|
568
|
|
142
|
569 /*
|
|
|
570 * add the address to the addresses list that
|
|
|
571 * bound to this port
|
|
|
572 */
|
|
0
|
573
|
|
142
|
574 if (ngx_http_add_address(cf, &in_port[p], &lscf[l], cscfp[s])
|
|
50
|
575 != NGX_OK)
|
|
4
|
576 {
|
|
|
577 return NGX_CONF_ERROR;
|
|
|
578 }
|
|
142
|
579
|
|
|
580 goto found;
|
|
0
|
581 }
|
|
142
|
582
|
|
|
583 /* add the port to the in_port list */
|
|
|
584
|
|
|
585 in_port = ngx_array_push(&in_ports);
|
|
|
586 if (in_port == NULL) {
|
|
|
587 return NGX_CONF_ERROR;
|
|
|
588 }
|
|
|
589
|
|
|
590 in_port->port = lscf[l].port;
|
|
|
591 in_port->addrs.elts = NULL;
|
|
|
592
|
|
|
593 if (ngx_http_add_address(cf, in_port, &lscf[l], cscfp[s]) != NGX_OK)
|
|
|
594 {
|
|
|
595 return NGX_CONF_ERROR;
|
|
|
596 }
|
|
|
597
|
|
|
598 found:
|
|
|
599
|
|
|
600 continue;
|
|
0
|
601 }
|
|
|
602 }
|
|
|
603
|
|
4
|
604
|
|
|
605 /* optimize the lists of ports, addresses and server names */
|
|
0
|
606
|
|
|
607 /* AF_INET only */
|
|
|
608
|
|
|
609 in_port = in_ports.elts;
|
|
|
610 for (p = 0; p < in_ports.nelts; p++) {
|
|
|
611
|
|
302
|
612 ngx_sort(in_port[p].addrs.elts, (size_t) in_port[p].addrs.nelts,
|
|
|
613 sizeof(ngx_http_conf_in_addr_t), ngx_http_cmp_conf_in_addrs);
|
|
72
|
614
|
|
4
|
615 /*
|
|
|
616 * check whether all name-based servers have the same configuraiton
|
|
152
|
617 * as the default server,
|
|
158
|
618 * or some servers disable optimizing the server names
|
|
4
|
619 */
|
|
0
|
620
|
|
|
621 in_addr = in_port[p].addrs.elts;
|
|
|
622 for (a = 0; a < in_port[p].addrs.nelts; a++) {
|
|
|
623
|
|
|
624 name = in_addr[a].names.elts;
|
|
152
|
625 for (s = 0; s < in_addr[a].names.nelts; s++) {
|
|
|
626
|
|
|
627 if (in_addr[a].core_srv_conf != name[s].core_srv_conf
|
|
162
|
628 || name[s].core_srv_conf->optimize_server_names == 0)
|
|
4
|
629 {
|
|
142
|
630 goto virtual_names;
|
|
26
|
631 }
|
|
|
632 }
|
|
|
633
|
|
0
|
634 /*
|
|
4
|
635 * if all name-based servers have the same configuration
|
|
152
|
636 * as the default server,
|
|
158
|
637 * and no servers disable optimizing the server names
|
|
4
|
638 * then we do not need to check them at run-time at all
|
|
0
|
639 */
|
|
|
640
|
|
142
|
641 in_addr[a].names.nelts = 0;
|
|
|
642
|
|
|
643 continue;
|
|
|
644
|
|
|
645 virtual_names:
|
|
|
646
|
|
168
|
647 ngx_memzero(&ha, sizeof(ngx_hash_keys_arrays_t));
|
|
|
648
|
|
142
|
649 ha.temp_pool = ngx_create_pool(16384, cf->log);
|
|
|
650 if (ha.temp_pool == NULL) {
|
|
|
651 return NGX_CONF_ERROR;
|
|
26
|
652 }
|
|
|
653
|
|
142
|
654 ha.pool = cf->pool;
|
|
26
|
655
|
|
142
|
656 if (ngx_hash_keys_array_init(&ha, NGX_HASH_LARGE) != NGX_OK) {
|
|
|
657 ngx_destroy_pool(ha.temp_pool);
|
|
|
658 return NGX_CONF_ERROR;
|
|
|
659 }
|
|
26
|
660
|
|
326
|
661 #if (NGX_PCRE)
|
|
|
662 regex = 0;
|
|
|
663 #endif
|
|
|
664
|
|
142
|
665 name = in_addr[a].names.elts;
|
|
312
|
666
|
|
142
|
667 for (s = 0; s < in_addr[a].names.nelts; s++) {
|
|
26
|
668
|
|
326
|
669 #if (NGX_PCRE)
|
|
|
670 if (name[s].regex) {
|
|
|
671 regex++;
|
|
|
672 continue;
|
|
|
673 }
|
|
|
674 #endif
|
|
|
675
|
|
142
|
676 rc = ngx_hash_add_key(&ha, &name[s].name, name[s].core_srv_conf,
|
|
312
|
677 NGX_HASH_WILDCARD_KEY);
|
|
142
|
678
|
|
|
679 if (rc == NGX_ERROR) {
|
|
26
|
680 return NGX_CONF_ERROR;
|
|
|
681 }
|
|
|
682
|
|
312
|
683 if (rc == NGX_DECLINED) {
|
|
|
684 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
|
|
|
685 "invalid server name or wildcard \"%V\" on %s",
|
|
180
|
686 &name[s].name, in_addr[a].listen_conf->addr);
|
|
142
|
687 return NGX_CONF_ERROR;
|
|
26
|
688 }
|
|
|
689
|
|
142
|
690 if (rc == NGX_BUSY) {
|
|
|
691 ngx_log_error(NGX_LOG_WARN, cf->log, 0,
|
|
180
|
692 "conflicting server name \"%V\" on %s, ignored",
|
|
|
693 &name[s].name, in_addr[a].listen_conf->addr);
|
|
142
|
694 }
|
|
|
695 }
|
|
26
|
696
|
|
142
|
697 hash.key = ngx_hash_key_lc;
|
|
|
698 hash.max_size = cmcf->server_names_hash_max_size;
|
|
|
699 hash.bucket_size = cmcf->server_names_hash_bucket_size;
|
|
|
700 hash.name = "server_names_hash";
|
|
|
701 hash.pool = cf->pool;
|
|
26
|
702
|
|
142
|
703 if (ha.keys.nelts) {
|
|
|
704 hash.hash = &in_addr[a].hash;
|
|
|
705 hash.temp_pool = NULL;
|
|
|
706
|
|
|
707 if (ngx_hash_init(&hash, ha.keys.elts, ha.keys.nelts) != NGX_OK)
|
|
|
708 {
|
|
|
709 ngx_destroy_pool(ha.temp_pool);
|
|
|
710 return NGX_CONF_ERROR;
|
|
26
|
711 }
|
|
0
|
712 }
|
|
142
|
713
|
|
312
|
714 if (ha.dns_wc_head.nelts) {
|
|
142
|
715
|
|
312
|
716 ngx_qsort(ha.dns_wc_head.elts,
|
|
|
717 (size_t) ha.dns_wc_head.nelts,
|
|
142
|
718 sizeof(ngx_hash_key_t),
|
|
|
719 ngx_http_cmp_dns_wildcards);
|
|
|
720
|
|
|
721 hash.hash = NULL;
|
|
|
722 hash.temp_pool = ha.temp_pool;
|
|
|
723
|
|
312
|
724 if (ngx_hash_wildcard_init(&hash, ha.dns_wc_head.elts,
|
|
|
725 ha.dns_wc_head.nelts)
|
|
142
|
726 != NGX_OK)
|
|
|
727 {
|
|
|
728 ngx_destroy_pool(ha.temp_pool);
|
|
|
729 return NGX_CONF_ERROR;
|
|
|
730 }
|
|
|
731
|
|
312
|
732 in_addr[a].wc_head = (ngx_hash_wildcard_t *) hash.hash;
|
|
|
733 }
|
|
|
734
|
|
|
735 if (ha.dns_wc_tail.nelts) {
|
|
|
736
|
|
|
737 ngx_qsort(ha.dns_wc_tail.elts,
|
|
|
738 (size_t) ha.dns_wc_tail.nelts,
|
|
|
739 sizeof(ngx_hash_key_t),
|
|
|
740 ngx_http_cmp_dns_wildcards);
|
|
|
741
|
|
|
742 hash.hash = NULL;
|
|
|
743 hash.temp_pool = ha.temp_pool;
|
|
|
744
|
|
|
745 if (ngx_hash_wildcard_init(&hash, ha.dns_wc_tail.elts,
|
|
|
746 ha.dns_wc_tail.nelts)
|
|
|
747 != NGX_OK)
|
|
|
748 {
|
|
|
749 ngx_destroy_pool(ha.temp_pool);
|
|
|
750 return NGX_CONF_ERROR;
|
|
|
751 }
|
|
|
752
|
|
|
753 in_addr[a].wc_tail = (ngx_hash_wildcard_t *) hash.hash;
|
|
142
|
754 }
|
|
|
755
|
|
|
756 ngx_destroy_pool(ha.temp_pool);
|
|
326
|
757
|
|
|
758 #if (NGX_PCRE)
|
|
|
759
|
|
|
760 if (regex == 0) {
|
|
|
761 continue;
|
|
|
762 }
|
|
|
763
|
|
|
764 in_addr[a].nregex = regex;
|
|
|
765 in_addr[a].regex = ngx_palloc(cf->pool,
|
|
|
766 regex * sizeof(ngx_http_server_name_t));
|
|
|
767
|
|
|
768 if (in_addr[a].regex == NULL) {
|
|
|
769 return NGX_CONF_ERROR;
|
|
|
770 }
|
|
|
771
|
|
|
772 for (i = 0, s = 0; s < in_addr[a].names.nelts; s++) {
|
|
|
773 if (name[s].regex) {
|
|
|
774 in_addr[a].regex[i++] = name[s];
|
|
|
775 }
|
|
|
776 }
|
|
|
777 #endif
|
|
0
|
778 }
|
|
|
779
|
|
142
|
780 in_addr = in_port[p].addrs.elts;
|
|
|
781 last = in_port[p].addrs.nelts;
|
|
|
782
|
|
0
|
783 /*
|
|
26
|
784 * if there is the binding to the "*:port" then we need to bind()
|
|
|
785 * to the "*:port" only and ignore the other bindings
|
|
0
|
786 */
|
|
|
787
|
|
142
|
788 if (in_addr[last - 1].addr == INADDR_ANY) {
|
|
|
789 in_addr[last - 1].bind = 1;
|
|
|
790 bind_all = 0;
|
|
0
|
791
|
|
|
792 } else {
|
|
142
|
793 bind_all = 1;
|
|
0
|
794 }
|
|
|
795
|
|
142
|
796 for (a = 0; a < last; /* void */ ) {
|
|
|
797
|
|
|
798 if (!bind_all && !in_addr[a].bind) {
|
|
|
799 a++;
|
|
|
800 continue;
|
|
|
801 }
|
|
0
|
802
|
|
|
803 ls = ngx_listening_inet_stream_socket(cf, in_addr[a].addr,
|
|
|
804 in_port[p].port);
|
|
|
805 if (ls == NULL) {
|
|
|
806 return NGX_CONF_ERROR;
|
|
|
807 }
|
|
|
808
|
|
|
809 ls->addr_ntop = 1;
|
|
|
810
|
|
|
811 ls->handler = ngx_http_init_connection;
|
|
|
812
|
|
|
813 cscf = in_addr[a].core_srv_conf;
|
|
|
814 ls->pool_size = cscf->connection_pool_size;
|
|
72
|
815 ls->post_accept_timeout = cscf->client_header_timeout;
|
|
0
|
816
|
|
|
817 clcf = cscf->ctx->loc_conf[ngx_http_core_module.ctx_index];
|
|
92
|
818
|
|
|
819 ls->log = *clcf->err_log;
|
|
|
820 ls->log.data = &ls->addr_text;
|
|
|
821 ls->log.handler = ngx_accept_log_error;
|
|
0
|
822
|
|
10
|
823 #if (NGX_WIN32)
|
|
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 }
|
|
|
828 #endif
|
|
|
829
|
|
142
|
830 ls->backlog = in_addr[a].listen_conf->backlog;
|
|
|
831 ls->rcvbuf = in_addr[a].listen_conf->rcvbuf;
|
|
|
832 ls->sndbuf = in_addr[a].listen_conf->sndbuf;
|
|
72
|
833
|
|
|
834 #if (NGX_HAVE_DEFERRED_ACCEPT && defined SO_ACCEPTFILTER)
|
|
142
|
835 ls->accept_filter = in_addr[a].listen_conf->accept_filter;
|
|
72
|
836 #endif
|
|
|
837
|
|
|
838 #if (NGX_HAVE_DEFERRED_ACCEPT && defined TCP_DEFER_ACCEPT)
|
|
142
|
839 ls->deferred_accept = in_addr[a].listen_conf->deferred_accept;
|
|
72
|
840 #endif
|
|
|
841
|
|
142
|
842 hip = ngx_palloc(cf->pool, sizeof(ngx_http_in_port_t));
|
|
|
843 if (hip == NULL) {
|
|
|
844 return NGX_CONF_ERROR;
|
|
|
845 }
|
|
0
|
846
|
|
142
|
847 hip->port = in_port[p].port;
|
|
|
848
|
|
|
849 hip->port_text.data = ngx_palloc(cf->pool, 7);
|
|
|
850 if (hip->port_text.data == NULL) {
|
|
|
851 return NGX_CONF_ERROR;
|
|
|
852 }
|
|
0
|
853
|
|
142
|
854 ls->servers = hip;
|
|
|
855
|
|
|
856 hip->port_text.len = ngx_sprintf(hip->port_text.data, ":%d",
|
|
|
857 hip->port)
|
|
|
858 - hip->port_text.data;
|
|
0
|
859
|
|
142
|
860 in_addr = in_port[p].addrs.elts;
|
|
0
|
861
|
|
142
|
862 if (in_addr[a].bind && in_addr[a].addr != INADDR_ANY) {
|
|
|
863 hip->naddrs = 1;
|
|
|
864 done = 0;
|
|
0
|
865
|
|
142
|
866 } else if (in_port[p].addrs.nelts > 1
|
|
|
867 && in_addr[last - 1].addr == INADDR_ANY)
|
|
|
868 {
|
|
|
869 hip->naddrs = last;
|
|
|
870 done = 1;
|
|
0
|
871
|
|
142
|
872 } else {
|
|
|
873 hip->naddrs = 1;
|
|
|
874 done = 0;
|
|
|
875 }
|
|
0
|
876
|
|
142
|
877 #if 0
|
|
|
878 ngx_log_error(NGX_LOG_ALERT, cf->log, 0,
|
|
|
879 "%ui: %V %d %ui %ui",
|
|
|
880 a, &ls->addr_text, in_addr[a].bind,
|
|
|
881 hip->naddrs, last);
|
|
|
882 #endif
|
|
0
|
883
|
|
142
|
884 hip->addrs = ngx_pcalloc(cf->pool,
|
|
|
885 hip->naddrs * sizeof(ngx_http_in_addr_t));
|
|
|
886 if (hip->addrs == NULL) {
|
|
|
887 return NGX_CONF_ERROR;
|
|
|
888 }
|
|
0
|
889
|
|
142
|
890 for (i = 0; i < hip->naddrs; i++) {
|
|
|
891 hip->addrs[i].addr = in_addr[i].addr;
|
|
|
892 hip->addrs[i].core_srv_conf = in_addr[i].core_srv_conf;
|
|
0
|
893
|
|
142
|
894 if (in_addr[i].hash.buckets == NULL
|
|
312
|
895 && (in_addr[i].wc_head == NULL
|
|
|
896 || in_addr[i].wc_head->hash.buckets == NULL)
|
|
|
897 && (in_addr[i].wc_head == NULL
|
|
|
898 || in_addr[i].wc_head->hash.buckets == NULL))
|
|
142
|
899 {
|
|
0
|
900 continue;
|
|
|
901 }
|
|
142
|
902
|
|
|
903 vn = ngx_palloc(cf->pool, sizeof(ngx_http_virtual_names_t));
|
|
|
904 if (vn == NULL) {
|
|
|
905 return NGX_CONF_ERROR;
|
|
|
906 }
|
|
|
907 hip->addrs[i].virtual_names = vn;
|
|
|
908
|
|
326
|
909 vn->names.hash = in_addr[i].hash;
|
|
|
910 vn->names.wc_head = in_addr[i].wc_head;
|
|
|
911 vn->names.wc_tail = in_addr[i].wc_tail;
|
|
|
912 #if (NGX_PCRE)
|
|
|
913 vn->nregex = in_addr[i].nregex;
|
|
|
914 vn->regex = in_addr[i].regex;
|
|
|
915 #endif
|
|
0
|
916 }
|
|
|
917
|
|
142
|
918 if (done) {
|
|
|
919 break;
|
|
|
920 }
|
|
|
921
|
|
|
922 in_addr++;
|
|
|
923 in_port[p].addrs.elts = in_addr;
|
|
|
924 last--;
|
|
|
925
|
|
|
926 a = 0;
|
|
0
|
927 }
|
|
|
928 }
|
|
|
929
|
|
138
|
930 #if 0
|
|
4
|
931 {
|
|
|
932 u_char address[20];
|
|
138
|
933 ngx_uint_t p, a;
|
|
4
|
934
|
|
0
|
935 in_port = in_ports.elts;
|
|
|
936 for (p = 0; p < in_ports.nelts; p++) {
|
|
|
937 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, cf->log, 0,
|
|
10
|
938 "port: %d %p", in_port[p].port, &in_port[p]);
|
|
0
|
939 in_addr = in_port[p].addrs.elts;
|
|
|
940 for (a = 0; a < in_port[p].addrs.nelts; a++) {
|
|
4
|
941 ngx_inet_ntop(AF_INET, &in_addr[a].addr, address, 20);
|
|
|
942 ngx_log_debug3(NGX_LOG_DEBUG_HTTP, cf->log, 0,
|
|
10
|
943 "%s:%d %p",
|
|
4
|
944 address, in_port[p].port, in_addr[a].core_srv_conf);
|
|
142
|
945 name = in_addr[a].names.elts;
|
|
0
|
946 for (n = 0; n < in_addr[a].names.nelts; n++) {
|
|
4
|
947 ngx_log_debug4(NGX_LOG_DEBUG_HTTP, cf->log, 0,
|
|
10
|
948 "%s:%d %V %p",
|
|
142
|
949 address, in_port[p].port, &name[n].name,
|
|
|
950 name[n].core_srv_conf);
|
|
0
|
951 }
|
|
|
952 }
|
|
|
953 }
|
|
4
|
954 }
|
|
0
|
955 #endif
|
|
|
956
|
|
|
957 return NGX_CONF_OK;
|
|
|
958 }
|
|
|
959
|
|
|
960
|
|
4
|
961 /*
|
|
|
962 * add the server address, the server names and the server core module
|
|
|
963 * configurations to the port (in_port)
|
|
|
964 */
|
|
|
965
|
|
48
|
966 static ngx_int_t
|
|
142
|
967 ngx_http_add_address(ngx_conf_t *cf, ngx_http_conf_in_port_t *in_port,
|
|
48
|
968 ngx_http_listen_t *lscf, ngx_http_core_srv_conf_t *cscf)
|
|
4
|
969 {
|
|
142
|
970 ngx_http_conf_in_addr_t *in_addr;
|
|
4
|
971
|
|
|
972 if (in_port->addrs.elts == NULL) {
|
|
142
|
973 if (ngx_array_init(&in_port->addrs, cf->temp_pool, 4,
|
|
326
|
974 sizeof(ngx_http_conf_in_addr_t))
|
|
|
975 != NGX_OK)
|
|
4
|
976 {
|
|
|
977 return NGX_ERROR;
|
|
|
978 }
|
|
|
979 }
|
|
|
980
|
|
50
|
981 in_addr = ngx_array_push(&in_port->addrs);
|
|
|
982 if (in_addr == NULL) {
|
|
4
|
983 return NGX_ERROR;
|
|
|
984 }
|
|
|
985
|
|
|
986 in_addr->addr = lscf->addr;
|
|
142
|
987 in_addr->hash.buckets = NULL;
|
|
|
988 in_addr->hash.size = 0;
|
|
312
|
989 in_addr->wc_head = NULL;
|
|
|
990 in_addr->wc_tail = NULL;
|
|
4
|
991 in_addr->names.elts = NULL;
|
|
326
|
992 #if (NGX_PCRE)
|
|
|
993 in_addr->nregex = 0;
|
|
|
994 in_addr->regex = NULL;
|
|
|
995 #endif
|
|
4
|
996 in_addr->core_srv_conf = cscf;
|
|
142
|
997 in_addr->default_server = lscf->conf.default_server;
|
|
|
998 in_addr->bind = lscf->conf.bind;
|
|
|
999 in_addr->listen_conf = &lscf->conf;
|
|
4
|
1000
|
|
|
1001 #if (NGX_DEBUG)
|
|
|
1002 {
|
|
|
1003 u_char text[20];
|
|
|
1004 ngx_inet_ntop(AF_INET, &in_addr->addr, text, 20);
|
|
|
1005 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, cf->log, 0, "address: %s:%d",
|
|
|
1006 text, in_port->port);
|
|
|
1007 }
|
|
|
1008 #endif
|
|
|
1009
|
|
|
1010 return ngx_http_add_names(cf, in_addr, cscf);
|
|
|
1011 }
|
|
|
1012
|
|
|
1013
|
|
|
1014 /*
|
|
|
1015 * add the server names and the server core module
|
|
|
1016 * configurations to the address:port (in_addr)
|
|
|
1017 */
|
|
|
1018
|
|
48
|
1019 static ngx_int_t
|
|
142
|
1020 ngx_http_add_names(ngx_conf_t *cf, ngx_http_conf_in_addr_t *in_addr,
|
|
48
|
1021 ngx_http_core_srv_conf_t *cscf)
|
|
4
|
1022 {
|
|
26
|
1023 ngx_uint_t i, n;
|
|
4
|
1024 ngx_http_server_name_t *server_names, *name;
|
|
|
1025
|
|
|
1026 if (in_addr->names.elts == NULL) {
|
|
142
|
1027 if (ngx_array_init(&in_addr->names, cf->temp_pool, 4,
|
|
326
|
1028 sizeof(ngx_http_server_name_t))
|
|
|
1029 != NGX_OK)
|
|
26
|
1030 {
|
|
|
1031 return NGX_ERROR;
|
|
|
1032 }
|
|
|
1033 }
|
|
|
1034
|
|
4
|
1035 server_names = cscf->server_names.elts;
|
|
326
|
1036
|
|
4
|
1037 for (i = 0; i < cscf->server_names.nelts; i++) {
|
|
|
1038
|
|
26
|
1039 for (n = 0; n < server_names[i].name.len; n++) {
|
|
|
1040 server_names[i].name.data[n] =
|
|
|
1041 ngx_tolower(server_names[i].name.data[n]);
|
|
|
1042 }
|
|
|
1043
|
|
4
|
1044 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, cf->log, 0,
|
|
10
|
1045 "name: %V", &server_names[i].name);
|
|
4
|
1046
|
|
142
|
1047 name = ngx_array_push(&in_addr->names);
|
|
50
|
1048 if (name == NULL) {
|
|
4
|
1049 return NGX_ERROR;
|
|
|
1050 }
|
|
|
1051
|
|
|
1052 *name = server_names[i];
|
|
|
1053 }
|
|
|
1054
|
|
|
1055 return NGX_OK;
|
|
|
1056 }
|
|
|
1057
|
|
|
1058
|
|
48
|
1059 static char *
|
|
|
1060 ngx_http_merge_locations(ngx_conf_t *cf, ngx_array_t *locations,
|
|
|
1061 void **loc_conf, ngx_http_module_t *module, ngx_uint_t ctx_index)
|
|
0
|
1062 {
|
|
|
1063 char *rv;
|
|
|
1064 ngx_uint_t i;
|
|
|
1065 ngx_http_core_loc_conf_t **clcfp;
|
|
|
1066
|
|
142
|
1067 clcfp = locations->elts;
|
|
0
|
1068
|
|
|
1069 for (i = 0; i < locations->nelts; i++) {
|
|
|
1070 rv = module->merge_loc_conf(cf, loc_conf[ctx_index],
|
|
|
1071 clcfp[i]->loc_conf[ctx_index]);
|
|
|
1072 if (rv != NGX_CONF_OK) {
|
|
|
1073 return rv;
|
|
|
1074 }
|
|
|
1075
|
|
308
|
1076 if (clcfp[i]->locations == NULL) {
|
|
|
1077 continue;
|
|
|
1078 }
|
|
|
1079
|
|
|
1080 rv = ngx_http_merge_locations(cf, clcfp[i]->locations,
|
|
0
|
1081 clcfp[i]->loc_conf, module, ctx_index);
|
|
|
1082 if (rv != NGX_CONF_OK) {
|
|
|
1083 return rv;
|
|
|
1084 }
|
|
|
1085 }
|
|
|
1086
|
|
|
1087 return NGX_CONF_OK;
|
|
|
1088 }
|
|
142
|
1089
|
|
|
1090
|
|
302
|
1091 static int
|
|
142
|
1092 ngx_http_cmp_conf_in_addrs(const void *one, const void *two)
|
|
|
1093 {
|
|
|
1094 ngx_http_conf_in_addr_t *first, *second;
|
|
|
1095
|
|
|
1096 first = (ngx_http_conf_in_addr_t *) one;
|
|
|
1097 second = (ngx_http_conf_in_addr_t *) two;
|
|
|
1098
|
|
|
1099 if (first->addr == INADDR_ANY) {
|
|
|
1100 /* the INADDR_ANY must be the last resort, shift it to the end */
|
|
|
1101 return 1;
|
|
|
1102 }
|
|
|
1103
|
|
|
1104 if (first->bind && !second->bind) {
|
|
|
1105 /* shift explicit bind()ed addresses to the start */
|
|
|
1106 return -1;
|
|
|
1107 }
|
|
|
1108
|
|
|
1109 if (!first->bind && second->bind) {
|
|
|
1110 /* shift explicit bind()ed addresses to the start */
|
|
|
1111 return 1;
|
|
|
1112 }
|
|
|
1113
|
|
|
1114 /* do not sort by default */
|
|
|
1115
|
|
|
1116 return 0;
|
|
|
1117 }
|
|
|
1118
|
|
|
1119
|
|
|
1120 static int ngx_libc_cdecl
|
|
|
1121 ngx_http_cmp_dns_wildcards(const void *one, const void *two)
|
|
|
1122 {
|
|
|
1123 ngx_hash_key_t *first, *second;
|
|
|
1124
|
|
|
1125 first = (ngx_hash_key_t *) one;
|
|
|
1126 second = (ngx_hash_key_t *) two;
|
|
|
1127
|
|
|
1128 return ngx_strcmp(first->key.data, second->key.data);
|
|
|
1129 }
|
