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
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10
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50
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11 static ngx_int_t ngx_conf_handler(ngx_conf_t *cf, ngx_int_t last);
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52
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12 static ngx_int_t ngx_conf_read_token(ngx_conf_t *cf);
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0
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13 static char *ngx_conf_include(ngx_conf_t *cf, ngx_command_t *cmd, void *conf);
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120
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14 static void ngx_conf_flush_files(ngx_cycle_t *cycle);
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0
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15
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16
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17 static ngx_command_t ngx_conf_commands[] = {
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18
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19 { ngx_string("include"),
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20 NGX_ANY_CONF|NGX_CONF_TAKE1,
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21 ngx_conf_include,
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22 0,
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23 0,
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24 NULL },
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25
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26 ngx_null_command
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27 };
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28
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29
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30 ngx_module_t ngx_conf_module = {
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58
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31 NGX_MODULE_V1,
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0
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32 NULL, /* module context */
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33 ngx_conf_commands, /* module directives */
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34 NGX_CONF_MODULE, /* module type */
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90
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35 NULL, /* init master */
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0
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36 NULL, /* init module */
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90
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37 NULL, /* init process */
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38 NULL, /* init thread */
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39 NULL, /* exit thread */
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120
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40 ngx_conf_flush_files, /* exit process */
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90
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41 NULL, /* exit master */
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42 NGX_MODULE_V1_PADDING
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0
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43 };
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44
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45
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46 /* The ten fixed arguments */
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47
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48 static int argument_number[] = {
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49 NGX_CONF_NOARGS,
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50 NGX_CONF_TAKE1,
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51 NGX_CONF_TAKE2,
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52 NGX_CONF_TAKE3,
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53 NGX_CONF_TAKE4,
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54 NGX_CONF_TAKE5,
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55 NGX_CONF_TAKE6,
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56 NGX_CONF_TAKE7
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57 };
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58
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59
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52
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60 char *
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61 ngx_conf_parse(ngx_conf_t *cf, ngx_str_t *filename)
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0
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62 {
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63 char *rv;
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64 ngx_fd_t fd;
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50
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65 ngx_int_t rc;
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92
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66 ngx_uint_t block;
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0
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67 ngx_conf_file_t *prev;
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68
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69 #if (NGX_SUPPRESS_WARN)
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70 fd = NGX_INVALID_FILE;
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71 prev = NULL;
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72 #endif
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73
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74 if (filename) {
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75
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76 /* open configuration file */
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77
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78 fd = ngx_open_file(filename->data, NGX_FILE_RDONLY, NGX_FILE_OPEN);
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79 if (fd == NGX_INVALID_FILE) {
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130
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80 ngx_conf_log_error(NGX_LOG_EMERG, cf, ngx_errno,
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81 ngx_open_file_n " \"%s\" failed", filename->data);
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0
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82 return NGX_CONF_ERROR;
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83 }
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84
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85 prev = cf->conf_file;
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50
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86
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87 cf->conf_file = ngx_palloc(cf->pool, sizeof(ngx_conf_file_t));
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88 if (cf->conf_file == NULL) {
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0
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89 return NGX_CONF_ERROR;
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90 }
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91
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92 if (ngx_fd_info(fd, &cf->conf_file->file.info) == -1) {
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93 ngx_log_error(NGX_LOG_EMERG, cf->log, ngx_errno,
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10
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94 ngx_fd_info_n " \"%s\" failed", filename->data);
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0
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95 }
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96
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34
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97 cf->conf_file->buffer = ngx_create_temp_buf(cf->pool, ngx_pagesize);
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98 if (cf->conf_file->buffer == NULL) {
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0
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99 return NGX_CONF_ERROR;
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100 }
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101
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102 cf->conf_file->file.fd = fd;
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103 cf->conf_file->file.name.len = filename->len;
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104 cf->conf_file->file.name.data = filename->data;
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105 cf->conf_file->file.offset = 0;
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106 cf->conf_file->file.log = cf->log;;
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107 cf->conf_file->line = 1;
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92
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108
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109 block = 0;
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110
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111 } else {
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112 block = 1;
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0
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113 }
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114
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92
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115
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0
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116 for ( ;; ) {
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117 rc = ngx_conf_read_token(cf);
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118
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119 /*
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10
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120 * ngx_conf_read_token() may return
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92
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121 *
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10
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122 * NGX_ERROR there is error
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123 * NGX_OK the token terminated by ";" was found
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124 * NGX_CONF_BLOCK_START the token terminated by "{" was found
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125 * NGX_CONF_BLOCK_DONE the "}" was found
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126 * NGX_CONF_FILE_DONE the configuration file is done
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0
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127 */
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128
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129 if (rc == NGX_ERROR) {
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130 break;
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131 }
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132
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92
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133 if (rc == NGX_CONF_BLOCK_DONE) {
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134 block = 0;
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135 }
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136
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137 if (rc == NGX_CONF_FILE_DONE && block) {
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138 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
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139 "unexpected end of file in %s:%ui, expecting \"}\"",
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140 cf->conf_file->file.name.data,
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141 cf->conf_file->line);
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142 rc = NGX_ERROR;
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143 break;
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144 }
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145
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10
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146 if (rc != NGX_OK && rc != NGX_CONF_BLOCK_START) {
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0
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147 break;
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148 }
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149
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150 if (cf->handler) {
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151
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10
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152 /*
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153 * the custom handler, i.e., that is used in the http's
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154 * "types { ... }" directive
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155 */
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0
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156
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157 rv = (*cf->handler)(cf, NULL, cf->handler_conf);
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158 if (rv == NGX_CONF_OK) {
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159 continue;
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50
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160 }
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0
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161
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50
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162 if (rv == NGX_CONF_ERROR) {
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0
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163 rc = NGX_ERROR;
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164 break;
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165 }
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166
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167 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
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56
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168 "%s in %s:%ui",
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50
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169 rv, cf->conf_file->file.name.data,
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170 cf->conf_file->line);
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0
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171 rc = NGX_ERROR;
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172 break;
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173 }
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174
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50
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175
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176 rc = ngx_conf_handler(cf, rc);
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177
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0
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178 if (rc == NGX_ERROR) {
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179 break;
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180 }
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181 }
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182
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50
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183
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0
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184 if (filename) {
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185 cf->conf_file = prev;
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186
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187 if (ngx_close_file(fd) == NGX_FILE_ERROR) {
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188 ngx_log_error(NGX_LOG_ALERT, cf->log, ngx_errno,
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189 ngx_close_file_n " %s failed",
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190 cf->conf_file->file.name.data);
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191 return NGX_CONF_ERROR;
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192 }
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193 }
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194
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195 if (rc == NGX_ERROR) {
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196 return NGX_CONF_ERROR;
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197 }
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198
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199 return NGX_CONF_OK;
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200 }
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201
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202
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52
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203 static ngx_int_t
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204 ngx_conf_handler(ngx_conf_t *cf, ngx_int_t last)
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50
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205 {
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206 char *rv;
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207 void *conf, **confp;
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208 ngx_uint_t i, valid;
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209 ngx_str_t *name;
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210 ngx_command_t *cmd;
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211
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212 name = cf->args->elts;
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213
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214 for (i = 0; ngx_modules[i]; i++) {
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215
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216 /* look up the directive in the appropriate modules */
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217
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218 if (ngx_modules[i]->type != NGX_CONF_MODULE
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219 && ngx_modules[i]->type != cf->module_type)
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220 {
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221 continue;
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222 }
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223
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224 cmd = ngx_modules[i]->commands;
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225 if (cmd == NULL) {
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226 continue;
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227 }
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228
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229 while (cmd->name.len) {
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230
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231 if (name->len == cmd->name.len
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232 && ngx_strcmp(name->data, cmd->name.data) == 0)
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233 {
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234 /* is the directive's location right ? */
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235
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236 if (!(cmd->type & cf->cmd_type)) {
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237 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
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56
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238 "directive \"%s\" in %s:%ui "
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50
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239 "is not allowed here",
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240 name->data, cf->conf_file->file.name.data,
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241 cf->conf_file->line);
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242 return NGX_ERROR;
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243 }
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244
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245 if (!(cmd->type & NGX_CONF_BLOCK) && last != NGX_OK) {
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246 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
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56
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247 "directive \"%s\" in %s:%ui "
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50
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248 "is not terminated by \";\"",
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249 name->data, cf->conf_file->file.name.data,
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250 cf->conf_file->line);
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251 return NGX_ERROR;
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252 }
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253
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254 if ((cmd->type & NGX_CONF_BLOCK)
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255 && last != NGX_CONF_BLOCK_START)
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256 {
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257 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
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56
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258 "directive \"%s\" in %s:%ui "
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50
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259 "has not the opening \"{\"",
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260 name->data, cf->conf_file->file.name.data,
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261 cf->conf_file->line);
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262 return NGX_ERROR;
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263 }
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264
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265 /* is the directive's argument count right ? */
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266
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267 if (cmd->type & NGX_CONF_ANY) {
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268 valid = 1;
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269
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270 } else if (cmd->type & NGX_CONF_FLAG) {
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271
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272 if (cf->args->nelts == 2) {
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273 valid = 1;
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274 } else {
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275 valid = 0;
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276 }
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277
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278 } else if (cmd->type & NGX_CONF_1MORE) {
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279
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280 if (cf->args->nelts > 1) {
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281 valid = 1;
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282 } else {
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283 valid = 0;
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284 }
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285
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286 } else if (cmd->type & NGX_CONF_2MORE) {
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287
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288 if (cf->args->nelts > 2) {
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289 valid = 1;
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290 } else {
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291 valid = 0;
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292 }
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293
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60
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294 } else if (cf->args->nelts <= NGX_CONF_MAX_ARGS
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50
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295 && (cmd->type
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296 & argument_number[cf->args->nelts - 1]))
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297 {
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298 valid = 1;
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299
|
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300 } else {
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301 valid = 0;
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302 }
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303
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304 if (!valid) {
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305 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
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306 "invalid number arguments in "
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56
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307 "directive \"%s\" in %s:%ui",
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50
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308 name->data, cf->conf_file->file.name.data,
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309 cf->conf_file->line);
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310 return NGX_ERROR;
|
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311 }
|
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312
|
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313 /* set up the directive's configuration context */
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314
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315 conf = NULL;
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316
|
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317 if (cmd->type & NGX_DIRECT_CONF) {
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318 conf = ((void **) cf->ctx)[ngx_modules[i]->index];
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319
|
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320 } else if (cmd->type & NGX_MAIN_CONF) {
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321 conf = &(((void **) cf->ctx)[ngx_modules[i]->index]);
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322
|
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323 } else if (cf->ctx) {
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324 confp = *(void **) ((char *) cf->ctx + cmd->conf);
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325
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326 if (confp) {
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327 conf = confp[ngx_modules[i]->ctx_index];
|
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328 }
|
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329 }
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330
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331 rv = cmd->set(cf, cmd, conf);
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332
|
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333 if (rv == NGX_CONF_OK) {
|
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334 return NGX_OK;
|
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335 }
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336
|
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337 if (rv == NGX_CONF_ERROR) {
|
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338 return NGX_ERROR;
|
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339 }
|
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340
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341 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
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56
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342 "the \"%s\" directive %s in %s:%ui",
|
50
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343 name->data, rv, cf->conf_file->file.name.data,
|
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344 cf->conf_file->line);
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345
|
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346 return NGX_ERROR;
|
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347 }
|
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348
|
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349 cmd++;
|
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350 }
|
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351 }
|
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352
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353 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
|
56
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354 "unknown directive \"%s\" in %s:%ui",
|
50
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355 name->data, cf->conf_file->file.name.data,
|
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356 cf->conf_file->line);
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357
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358 return NGX_ERROR;
|
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359 }
|
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360
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361
|
52
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362 static ngx_int_t
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363 ngx_conf_read_token(ngx_conf_t *cf)
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0
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364 {
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365 u_char *start, ch, *src, *dst;
|
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366 int len;
|
58
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367 int found, need_space, last_space, sharp_comment, variable;
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0
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368 int quoted, s_quoted, d_quoted;
|
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369 ssize_t n;
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370 ngx_str_t *word;
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371 ngx_buf_t *b;
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372
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373 found = 0;
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374 need_space = 0;
|
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375 last_space = 1;
|
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376 sharp_comment = 0;
|
58
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377 variable = 0;
|
0
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378 quoted = s_quoted = d_quoted = 0;
|
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379
|
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380 cf->args->nelts = 0;
|
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381 b = cf->conf_file->buffer;
|
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382 start = b->pos;
|
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383
|
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384 for ( ;; ) {
|
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385
|
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386 if (b->pos >= b->last) {
|
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387 if (cf->conf_file->file.offset
|
36
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388 >= ngx_file_size(&cf->conf_file->file.info))
|
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389 {
|
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390 if (cf->args->nelts > 0) {
|
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391 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
|
56
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392 "unexpected end of file in %s:%ui, "
|
36
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393 "expecting \";\" or \"}\"",
|
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394 cf->conf_file->file.name.data,
|
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395 cf->conf_file->line);
|
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396 return NGX_ERROR;
|
|
397 }
|
|
398
|
0
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399 return NGX_CONF_FILE_DONE;
|
|
400 }
|
|
401
|
|
402 if (b->pos - start) {
|
|
403 ngx_memcpy(b->start, start, b->pos - start);
|
|
404 }
|
|
405
|
|
406 n = ngx_read_file(&cf->conf_file->file,
|
|
407 b->start + (b->pos - start),
|
|
408 b->end - (b->start + (b->pos - start)),
|
|
409 cf->conf_file->file.offset);
|
|
410
|
|
411 if (n == NGX_ERROR) {
|
|
412 return NGX_ERROR;
|
|
413 }
|
|
414
|
|
415 b->pos = b->start + (b->pos - start);
|
|
416 start = b->start;
|
|
417 b->last = b->pos + n;
|
|
418 }
|
|
419
|
|
420 ch = *b->pos++;
|
|
421
|
|
422 if (ch == LF) {
|
|
423 cf->conf_file->line++;
|
|
424
|
|
425 if (sharp_comment) {
|
|
426 sharp_comment = 0;
|
|
427 }
|
|
428 }
|
|
429
|
|
430 if (sharp_comment) {
|
|
431 continue;
|
|
432 }
|
|
433
|
|
434 if (quoted) {
|
|
435 quoted = 0;
|
|
436 continue;
|
|
437 }
|
|
438
|
|
439 if (need_space) {
|
|
440 if (ch == ' ' || ch == '\t' || ch == CR || ch == LF) {
|
|
441 last_space = 1;
|
|
442 need_space = 0;
|
|
443 continue;
|
|
444 }
|
|
445
|
10
|
446 if (ch == ';') {
|
0
|
447 return NGX_OK;
|
|
448 }
|
|
449
|
10
|
450 if (ch == '{') {
|
|
451 return NGX_CONF_BLOCK_START;
|
|
452 }
|
|
453
|
130
|
454 if (ch == ')') {
|
|
455 last_space = 1;
|
|
456 need_space = 0;
|
0
|
457
|
130
|
458 } else {
|
|
459 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
|
|
460 "unexpected \"%c\" in %s:%ui",
|
|
461 ch, cf->conf_file->file.name.data,
|
|
462 cf->conf_file->line);
|
|
463
|
|
464 return NGX_ERROR;
|
|
465 }
|
0
|
466 }
|
|
467
|
|
468 if (last_space) {
|
|
469 if (ch == ' ' || ch == '\t' || ch == CR || ch == LF) {
|
|
470 continue;
|
|
471 }
|
|
472
|
|
473 start = b->pos - 1;
|
|
474
|
|
475 switch (ch) {
|
|
476
|
|
477 case ';':
|
|
478 case '{':
|
|
479 if (cf->args->nelts == 0) {
|
|
480 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
|
56
|
481 "unexpected \"%c\" in %s:%ui",
|
0
|
482 ch, cf->conf_file->file.name.data,
|
|
483 cf->conf_file->line);
|
|
484 return NGX_ERROR;
|
|
485 }
|
|
486
|
10
|
487 if (ch == '{') {
|
|
488 return NGX_CONF_BLOCK_START;
|
|
489 }
|
|
490
|
0
|
491 return NGX_OK;
|
|
492
|
|
493 case '}':
|
66
|
494 if (cf->args->nelts != 0) {
|
0
|
495 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
|
56
|
496 "unexpected \"}\" in %s:%ui",
|
0
|
497 cf->conf_file->file.name.data,
|
|
498 cf->conf_file->line);
|
|
499 return NGX_ERROR;
|
|
500 }
|
|
501
|
|
502 return NGX_CONF_BLOCK_DONE;
|
|
503
|
|
504 case '#':
|
|
505 sharp_comment = 1;
|
|
506 continue;
|
|
507
|
|
508 case '\\':
|
|
509 quoted = 1;
|
|
510 last_space = 0;
|
|
511 continue;
|
|
512
|
|
513 case '"':
|
|
514 start++;
|
|
515 d_quoted = 1;
|
|
516 last_space = 0;
|
|
517 continue;
|
|
518
|
|
519 case '\'':
|
|
520 start++;
|
|
521 s_quoted = 1;
|
|
522 last_space = 0;
|
|
523 continue;
|
|
524
|
|
525 default:
|
|
526 last_space = 0;
|
|
527 }
|
|
528
|
|
529 } else {
|
58
|
530 if (ch == '{' && variable) {
|
|
531 continue;
|
|
532 }
|
|
533
|
|
534 variable = 0;
|
|
535
|
0
|
536 if (ch == '\\') {
|
|
537 quoted = 1;
|
|
538 continue;
|
|
539 }
|
|
540
|
58
|
541 if (ch == '$') {
|
|
542 variable = 1;
|
|
543 continue;
|
|
544 }
|
|
545
|
0
|
546 if (d_quoted) {
|
|
547 if (ch == '"') {
|
|
548 d_quoted = 0;
|
|
549 need_space = 1;
|
|
550 found = 1;
|
|
551 }
|
|
552
|
|
553 } else if (s_quoted) {
|
|
554 if (ch == '\'') {
|
|
555 s_quoted = 0;
|
|
556 need_space = 1;
|
|
557 found = 1;
|
|
558 }
|
|
559
|
|
560 } else if (ch == ' ' || ch == '\t' || ch == CR || ch == LF
|
|
561 || ch == ';' || ch == '{') {
|
|
562 last_space = 1;
|
|
563 found = 1;
|
|
564 }
|
|
565
|
|
566 if (found) {
|
50
|
567 word = ngx_array_push(cf->args);
|
|
568 if (word == NULL) {
|
0
|
569 return NGX_ERROR;
|
|
570 }
|
|
571
|
50
|
572 word->data = ngx_palloc(cf->pool, b->pos - start + 1);
|
|
573 if (word->data == NULL) {
|
0
|
574 return NGX_ERROR;
|
|
575 }
|
|
576
|
|
577 for (dst = word->data, src = start, len = 0;
|
|
578 src < b->pos - 1;
|
|
579 len++)
|
|
580 {
|
|
581 if (*src == '\\') {
|
|
582 switch (src[1]) {
|
|
583 case '"':
|
|
584 case '\'':
|
|
585 case '\\':
|
|
586 src++;
|
|
587 break;
|
|
588
|
|
589 case 't':
|
|
590 *dst++ = '\t';
|
|
591 src += 2;
|
|
592 continue;
|
|
593
|
|
594 case 'r':
|
|
595 *dst++ = '\r';
|
|
596 src += 2;
|
|
597 continue;
|
|
598
|
|
599 case 'n':
|
|
600 *dst++ = '\n';
|
|
601 src += 2;
|
|
602 continue;
|
|
603 }
|
|
604
|
|
605 }
|
|
606 *dst++ = *src++;
|
|
607 }
|
|
608 *dst = '\0';
|
|
609 word->len = len;
|
|
610
|
10
|
611 if (ch == ';') {
|
0
|
612 return NGX_OK;
|
|
613 }
|
|
614
|
10
|
615 if (ch == '{') {
|
|
616 return NGX_CONF_BLOCK_START;
|
|
617 }
|
|
618
|
0
|
619 found = 0;
|
|
620 }
|
|
621 }
|
|
622 }
|
|
623 }
|
|
624
|
|
625
|
52
|
626 static char *
|
|
627 ngx_conf_include(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
0
|
628 {
|
|
629 ngx_str_t *value, file;
|
|
630
|
|
631 value = cf->args->elts;
|
|
632 file = value[1];
|
|
633
|
112
|
634 if (ngx_conf_full_name(cf->cycle, &file) == NGX_ERROR) {
|
0
|
635 return NGX_CONF_ERROR;
|
|
636 }
|
|
637
|
|
638 ngx_log_debug1(NGX_LOG_DEBUG_CORE, cf->log, 0, "include %s", file.data);
|
|
639
|
|
640 return ngx_conf_parse(cf, &file);
|
|
641 }
|
|
642
|
|
643
|
52
|
644 ngx_int_t
|
|
645 ngx_conf_full_name(ngx_cycle_t *cycle, ngx_str_t *name)
|
0
|
646 {
|
|
647 u_char *p;
|
|
648 ngx_str_t old;
|
|
649
|
|
650 if (name->data[0] == '/') {
|
|
651 return NGX_OK;
|
|
652 }
|
|
653
|
10
|
654 #if (NGX_WIN32)
|
|
655
|
|
656 if (name->len > 2
|
|
657 && name->data[1] == ':'
|
|
658 && ((name->data[0] >= 'a' && name->data[0] <= 'z')
|
|
659 || (name->data[0] >= 'A' && name->data[0] <= 'Z')))
|
|
660 {
|
|
661 return NGX_OK;
|
|
662 }
|
|
663
|
|
664 #endif
|
|
665
|
0
|
666 old = *name;
|
|
667
|
|
668 name->len = cycle->root.len + old.len;
|
|
669
|
110
|
670 if (cycle->connections) {
|
50
|
671 name->data = ngx_palloc(cycle->pool, name->len + 1);
|
|
672 if (name->data == NULL) {
|
4
|
673 return NGX_ERROR;
|
|
674 }
|
|
675
|
|
676 } else {
|
|
677
|
|
678 /* the init_cycle */
|
|
679
|
50
|
680 name->data = ngx_alloc(name->len + 1, cycle->log);
|
|
681 if (name->data == NULL) {
|
4
|
682 return NGX_ERROR;
|
|
683 }
|
0
|
684 }
|
|
685
|
|
686 p = ngx_cpymem(name->data, cycle->root.data, cycle->root.len),
|
|
687 ngx_cpystrn(p, old.data, old.len + 1);
|
|
688
|
|
689 return NGX_OK;
|
|
690 }
|
|
691
|
|
692
|
52
|
693 ngx_open_file_t *
|
|
694 ngx_conf_open_file(ngx_cycle_t *cycle, ngx_str_t *name)
|
0
|
695 {
|
|
696 ngx_str_t full;
|
|
697 ngx_uint_t i;
|
|
698 ngx_list_part_t *part;
|
|
699 ngx_open_file_t *file;
|
|
700
|
|
701 #if (NGX_SUPPRESS_WARN)
|
|
702 full.len = 0;
|
|
703 full.data = NULL;
|
|
704 #endif
|
|
705
|
|
706 if (name) {
|
|
707 full = *name;
|
|
708
|
|
709 if (ngx_conf_full_name(cycle, &full) == NGX_ERROR) {
|
|
710 return NULL;
|
|
711 }
|
|
712
|
|
713 part = &cycle->open_files.part;
|
|
714 file = part->elts;
|
|
715
|
|
716 for (i = 0; /* void */ ; i++) {
|
|
717
|
|
718 if (i >= part->nelts) {
|
|
719 if (part->next == NULL) {
|
|
720 break;
|
|
721 }
|
|
722 part = part->next;
|
|
723 file = part->elts;
|
|
724 i = 0;
|
|
725 }
|
|
726
|
|
727 if (full.len != file[i].name.len) {
|
|
728 continue;
|
|
729 }
|
|
730
|
|
731 if (ngx_strcmp(full.data, file[i].name.data) == 0) {
|
|
732 return &file[i];
|
|
733 }
|
|
734 }
|
|
735 }
|
|
736
|
50
|
737 file = ngx_list_push(&cycle->open_files);
|
|
738 if (file == NULL) {
|
0
|
739 return NULL;
|
|
740 }
|
|
741
|
|
742 if (name) {
|
|
743 file->fd = NGX_INVALID_FILE;
|
|
744 file->name = full;
|
|
745
|
|
746 } else {
|
|
747 file->fd = ngx_stderr_fileno;
|
|
748 file->name.len = 0;
|
|
749 file->name.data = NULL;
|
|
750 }
|
|
751
|
120
|
752 file->buffer = NULL;
|
|
753
|
0
|
754 return file;
|
|
755 }
|
|
756
|
|
757
|
120
|
758 static void
|
|
759 ngx_conf_flush_files(ngx_cycle_t *cycle)
|
|
760 {
|
|
761 ngx_uint_t i;
|
|
762 ngx_list_part_t *part;
|
|
763 ngx_open_file_t *file;
|
|
764
|
|
765 ngx_log_debug0(NGX_LOG_DEBUG_CORE, cycle->log, 0, "flush files");
|
|
766
|
|
767 part = &cycle->open_files.part;
|
|
768 file = part->elts;
|
|
769
|
|
770 for (i = 0; /* void */ ; i++) {
|
|
771
|
|
772 if (i >= part->nelts) {
|
|
773 if (part->next == NULL) {
|
|
774 break;
|
|
775 }
|
|
776 part = part->next;
|
|
777 file = part->elts;
|
|
778 i = 0;
|
|
779 }
|
|
780
|
|
781 if (file[i].buffer == NULL || file[i].pos - file[i].buffer == 0) {
|
|
782 continue;
|
|
783 }
|
|
784
|
|
785 ngx_write_fd(file[i].fd, file[i].buffer, file[i].pos - file[i].buffer);
|
|
786 }
|
|
787 }
|
|
788
|
|
789
|
52
|
790 void ngx_cdecl
|
|
791 ngx_conf_log_error(ngx_uint_t level, ngx_conf_t *cf, ngx_err_t err,
|
|
792 char *fmt, ...)
|
0
|
793 {
|
10
|
794 u_char errstr[NGX_MAX_CONF_ERRSTR], *buf, *last;
|
0
|
795 va_list args;
|
|
796
|
10
|
797 last = errstr + NGX_MAX_CONF_ERRSTR;
|
|
798
|
0
|
799 va_start(args, fmt);
|
10
|
800 buf = ngx_vsnprintf(errstr, last - errstr, fmt, args);
|
0
|
801 va_end(args);
|
|
802
|
10
|
803 *buf = '\0';
|
|
804
|
0
|
805 if (err) {
|
10
|
806 buf = ngx_snprintf(buf, last - buf - 1, " (%d: ", err);
|
|
807 buf = ngx_strerror_r(err, buf, last - buf - 1);
|
|
808 *buf++ = ')';
|
|
809 *buf = '\0';
|
0
|
810 }
|
|
811
|
56
|
812 ngx_log_error(level, cf->log, 0, "%s in %s:%ui",
|
0
|
813 errstr, cf->conf_file->file.name.data, cf->conf_file->line);
|
|
814 }
|
|
815
|
|
816
|
52
|
817 char *
|
|
818 ngx_conf_set_flag_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
0
|
819 {
|
|
820 char *p = conf;
|
|
821
|
|
822 ngx_str_t *value;
|
|
823 ngx_flag_t *fp;
|
|
824 ngx_conf_post_t *post;
|
|
825
|
|
826 fp = (ngx_flag_t *) (p + cmd->offset);
|
|
827
|
|
828 if (*fp != NGX_CONF_UNSET) {
|
|
829 return "is duplicate";
|
|
830 }
|
|
831
|
|
832 value = cf->args->elts;
|
|
833
|
|
834 if (ngx_strcasecmp(value[1].data, "on") == 0) {
|
|
835 *fp = 1;
|
|
836
|
|
837 } else if (ngx_strcasecmp(value[1].data, "off") == 0) {
|
|
838 *fp = 0;
|
|
839
|
|
840 } else {
|
|
841 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
842 "invalid value \"%s\" in \"%s\" directive, "
|
|
843 "it must be \"on\" or \"off\"",
|
|
844 value[1].data, cmd->name.data);
|
|
845 return NGX_CONF_ERROR;
|
|
846 }
|
|
847
|
|
848 if (cmd->post) {
|
|
849 post = cmd->post;
|
|
850 return post->post_handler(cf, post, fp);
|
|
851 }
|
|
852
|
|
853 return NGX_CONF_OK;
|
|
854 }
|
|
855
|
|
856
|
52
|
857 char *
|
|
858 ngx_conf_set_str_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
0
|
859 {
|
|
860 char *p = conf;
|
|
861
|
|
862 ngx_str_t *field, *value;
|
|
863 ngx_conf_post_t *post;
|
|
864
|
|
865 field = (ngx_str_t *) (p + cmd->offset);
|
|
866
|
|
867 if (field->data) {
|
|
868 return "is duplicate";
|
|
869 }
|
|
870
|
|
871 value = cf->args->elts;
|
|
872
|
|
873 *field = value[1];
|
|
874
|
|
875 if (cmd->post) {
|
|
876 post = cmd->post;
|
|
877 return post->post_handler(cf, post, field);
|
|
878 }
|
|
879
|
|
880 return NGX_CONF_OK;
|
|
881 }
|
|
882
|
|
883
|
52
|
884 char *
|
58
|
885 ngx_conf_set_table_elt_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
886 {
|
|
887 char *p = conf;
|
|
888
|
|
889 ngx_str_t *value;
|
|
890 ngx_array_t **a;
|
|
891 ngx_table_elt_t *elt;
|
|
892 ngx_conf_post_t *post;
|
|
893
|
|
894 a = (ngx_array_t **) (p + cmd->offset);
|
|
895
|
|
896 if (*a == NULL) {
|
|
897 *a = ngx_array_create(cf->pool, 4, sizeof(ngx_table_elt_t));
|
|
898 if (*a == NULL) {
|
|
899 return NGX_CONF_ERROR;
|
|
900 }
|
|
901 }
|
|
902
|
|
903 elt = ngx_array_push(*a);
|
|
904 if (elt == NULL) {
|
|
905 return NGX_CONF_ERROR;
|
|
906 }
|
|
907
|
|
908 value = cf->args->elts;
|
|
909
|
|
910 elt->hash = 0;
|
|
911 elt->key = value[1];
|
|
912 elt->value = value[2];
|
|
913
|
|
914 if (cmd->post) {
|
|
915 post = cmd->post;
|
|
916 return post->post_handler(cf, post, elt);
|
|
917 }
|
|
918
|
|
919 return NGX_CONF_OK;
|
|
920 }
|
|
921
|
|
922
|
|
923 char *
|
52
|
924 ngx_conf_set_num_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
0
|
925 {
|
|
926 char *p = conf;
|
|
927
|
|
928 ngx_int_t *np;
|
|
929 ngx_str_t *value;
|
|
930 ngx_conf_post_t *post;
|
|
931
|
|
932
|
|
933 np = (ngx_int_t *) (p + cmd->offset);
|
|
934
|
|
935 if (*np != NGX_CONF_UNSET) {
|
|
936 return "is duplicate";
|
|
937 }
|
|
938
|
|
939 value = cf->args->elts;
|
|
940 *np = ngx_atoi(value[1].data, value[1].len);
|
|
941 if (*np == NGX_ERROR) {
|
|
942 return "invalid number";
|
|
943 }
|
|
944
|
|
945 if (cmd->post) {
|
|
946 post = cmd->post;
|
|
947 return post->post_handler(cf, post, np);
|
|
948 }
|
|
949
|
|
950 return NGX_CONF_OK;
|
|
951 }
|
|
952
|
|
953
|
52
|
954 char *
|
|
955 ngx_conf_set_size_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
0
|
956 {
|
|
957 char *p = conf;
|
|
958
|
|
959 size_t *sp;
|
|
960 ngx_str_t *value;
|
|
961 ngx_conf_post_t *post;
|
|
962
|
|
963
|
|
964 sp = (size_t *) (p + cmd->offset);
|
|
965 if (*sp != NGX_CONF_UNSET_SIZE) {
|
|
966 return "is duplicate";
|
|
967 }
|
|
968
|
|
969 value = cf->args->elts;
|
|
970
|
|
971 *sp = ngx_parse_size(&value[1]);
|
|
972 if (*sp == (size_t) NGX_ERROR) {
|
|
973 return "invalid value";
|
|
974 }
|
|
975
|
|
976 if (cmd->post) {
|
|
977 post = cmd->post;
|
|
978 return post->post_handler(cf, post, sp);
|
|
979 }
|
|
980
|
|
981 return NGX_CONF_OK;
|
|
982 }
|
|
983
|
|
984
|
52
|
985 char *
|
|
986 ngx_conf_set_msec_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
0
|
987 {
|
|
988 char *p = conf;
|
|
989
|
|
990 ngx_msec_t *msp;
|
|
991 ngx_str_t *value;
|
|
992 ngx_conf_post_t *post;
|
|
993
|
|
994
|
|
995 msp = (ngx_msec_t *) (p + cmd->offset);
|
|
996 if (*msp != NGX_CONF_UNSET_MSEC) {
|
|
997 return "is duplicate";
|
|
998 }
|
|
999
|
|
1000 value = cf->args->elts;
|
|
1001
|
|
1002 *msp = ngx_parse_time(&value[1], 0);
|
|
1003 if (*msp == (ngx_msec_t) NGX_ERROR) {
|
|
1004 return "invalid value";
|
|
1005 }
|
|
1006
|
|
1007 if (*msp == (ngx_msec_t) NGX_PARSE_LARGE_TIME) {
|
|
1008 return "value must be less than 597 hours";
|
|
1009 }
|
|
1010
|
|
1011 if (cmd->post) {
|
|
1012 post = cmd->post;
|
|
1013 return post->post_handler(cf, post, msp);
|
|
1014 }
|
|
1015
|
|
1016 return NGX_CONF_OK;
|
|
1017 }
|
|
1018
|
|
1019
|
52
|
1020 char *
|
|
1021 ngx_conf_set_sec_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
0
|
1022 {
|
|
1023 char *p = conf;
|
|
1024
|
|
1025 time_t *sp;
|
|
1026 ngx_str_t *value;
|
|
1027 ngx_conf_post_t *post;
|
|
1028
|
|
1029
|
|
1030 sp = (time_t *) (p + cmd->offset);
|
|
1031 if (*sp != NGX_CONF_UNSET) {
|
|
1032 return "is duplicate";
|
|
1033 }
|
|
1034
|
|
1035 value = cf->args->elts;
|
|
1036
|
|
1037 *sp = ngx_parse_time(&value[1], 1);
|
|
1038 if (*sp == NGX_ERROR) {
|
|
1039 return "invalid value";
|
|
1040 }
|
|
1041
|
|
1042 if (*sp == NGX_PARSE_LARGE_TIME) {
|
|
1043 return "value must be less than 68 years";
|
|
1044 }
|
|
1045
|
|
1046 if (cmd->post) {
|
|
1047 post = cmd->post;
|
|
1048 return post->post_handler(cf, post, sp);
|
|
1049 }
|
|
1050
|
|
1051 return NGX_CONF_OK;
|
|
1052 }
|
|
1053
|
|
1054
|
52
|
1055 char *
|
|
1056 ngx_conf_set_bufs_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
0
|
1057 {
|
|
1058 char *p = conf;
|
|
1059
|
|
1060 ngx_str_t *value;
|
|
1061 ngx_bufs_t *bufs;
|
|
1062
|
|
1063
|
|
1064 bufs = (ngx_bufs_t *) (p + cmd->offset);
|
|
1065 if (bufs->num) {
|
|
1066 return "is duplicate";
|
|
1067 }
|
|
1068
|
|
1069 value = cf->args->elts;
|
|
1070
|
|
1071 bufs->num = ngx_atoi(value[1].data, value[1].len);
|
|
1072 if (bufs->num == NGX_ERROR || bufs->num == 0) {
|
|
1073 return "invalid value";
|
|
1074 }
|
|
1075
|
|
1076 bufs->size = ngx_parse_size(&value[2]);
|
|
1077 if (bufs->size == (size_t) NGX_ERROR || bufs->size == 0) {
|
|
1078 return "invalid value";
|
|
1079 }
|
|
1080
|
|
1081 return NGX_CONF_OK;
|
|
1082 }
|
|
1083
|
|
1084
|
52
|
1085 char *
|
|
1086 ngx_conf_set_enum_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
0
|
1087 {
|
|
1088 char *p = conf;
|
|
1089
|
|
1090 ngx_uint_t *np, i;
|
|
1091 ngx_str_t *value;
|
|
1092 ngx_conf_enum_t *e;
|
|
1093
|
|
1094 np = (ngx_uint_t *) (p + cmd->offset);
|
|
1095
|
|
1096 if (*np != NGX_CONF_UNSET_UINT) {
|
|
1097 return "is duplicate";
|
|
1098 }
|
|
1099
|
|
1100 value = cf->args->elts;
|
|
1101 e = cmd->post;
|
|
1102
|
|
1103 for (i = 0; e[i].name.len != 0; i++) {
|
|
1104 if (e[i].name.len != value[1].len
|
|
1105 || ngx_strcasecmp(e[i].name.data, value[1].data) != 0)
|
|
1106 {
|
|
1107 continue;
|
|
1108 }
|
|
1109
|
|
1110 *np = e[i].value;
|
|
1111
|
|
1112 return NGX_CONF_OK;
|
|
1113 }
|
|
1114
|
|
1115 ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
|
|
1116 "invalid value \"%s\"", value[1].data);
|
|
1117
|
|
1118 return NGX_CONF_ERROR;
|
|
1119 }
|
|
1120
|
|
1121
|
52
|
1122 char *
|
|
1123 ngx_conf_set_bitmask_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
0
|
1124 {
|
|
1125 char *p = conf;
|
|
1126
|
|
1127 ngx_uint_t *np, i, m;
|
|
1128 ngx_str_t *value;
|
|
1129 ngx_conf_bitmask_t *mask;
|
|
1130
|
|
1131
|
|
1132 np = (ngx_uint_t *) (p + cmd->offset);
|
|
1133 value = cf->args->elts;
|
|
1134 mask = cmd->post;
|
|
1135
|
|
1136 for (i = 1; i < cf->args->nelts; i++) {
|
|
1137 for (m = 0; mask[m].name.len != 0; m++) {
|
|
1138
|
|
1139 if (mask[m].name.len != value[i].len
|
|
1140 || ngx_strcasecmp(mask[m].name.data, value[i].data) != 0)
|
|
1141 {
|
|
1142 continue;
|
|
1143 }
|
|
1144
|
|
1145 if (*np & mask[m].mask) {
|
|
1146 ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
|
|
1147 "duplicate value \"%s\"", value[i].data);
|
|
1148
|
|
1149 } else {
|
|
1150 *np |= mask[m].mask;
|
|
1151 }
|
|
1152
|
|
1153 break;
|
|
1154 }
|
|
1155
|
|
1156 if (mask[m].name.len == 0) {
|
|
1157 ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
|
|
1158 "invalid value \"%s\"", value[i].data);
|
|
1159
|
|
1160 return NGX_CONF_ERROR;
|
|
1161 }
|
|
1162 }
|
|
1163
|
|
1164 return NGX_CONF_OK;
|
|
1165 }
|
|
1166
|
|
1167
|
52
|
1168 char *
|
|
1169 ngx_conf_unsupported(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
0
|
1170 {
|
|
1171 return "unsupported on this platform";
|
|
1172 }
|
|
1173
|
|
1174
|
52
|
1175 char *
|
130
|
1176 ngx_conf_deprecated(ngx_conf_t *cf, void *post, void *data)
|
|
1177 {
|
|
1178 ngx_conf_deprecated_t *d = post;
|
|
1179
|
|
1180 ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
|
|
1181 "the \"%s\" directive is deprecated, "
|
|
1182 "use the \"%s\" directive instead",
|
|
1183 d->old_name, d->new_name);
|
|
1184
|
|
1185 return NGX_CONF_OK;
|
|
1186 }
|
|
1187
|
|
1188
|
|
1189 char *
|
52
|
1190 ngx_conf_check_num_bounds(ngx_conf_t *cf, void *post, void *data)
|
0
|
1191 {
|
|
1192 ngx_conf_num_bounds_t *bounds = post;
|
|
1193 ngx_int_t *np = data;
|
|
1194
|
|
1195 if (bounds->high == -1) {
|
|
1196 if (*np >= bounds->low) {
|
|
1197 return NGX_CONF_OK;
|
|
1198 }
|
|
1199
|
|
1200 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
56
|
1201 "value must be equal or more than %i", bounds->low);
|
0
|
1202
|
|
1203 return NGX_CONF_ERROR;
|
|
1204 }
|
|
1205
|
|
1206 if (*np >= bounds->low && *np <= bounds->high) {
|
|
1207 return NGX_CONF_OK;
|
|
1208 }
|
|
1209
|
|
1210 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
56
|
1211 "value must be between %i and %i",
|
0
|
1212 bounds->low, bounds->high);
|
|
1213
|
|
1214 return NGX_CONF_ERROR;
|
|
1215 }
|