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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178
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66 ngx_buf_t *b;
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92
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67 ngx_uint_t block;
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0
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68 ngx_conf_file_t *prev;
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69
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70 #if (NGX_SUPPRESS_WARN)
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71 fd = NGX_INVALID_FILE;
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72 prev = NULL;
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73 #endif
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74
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75 if (filename) {
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76
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77 /* open configuration file */
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78
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79 fd = ngx_open_file(filename->data, NGX_FILE_RDONLY, NGX_FILE_OPEN);
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80 if (fd == NGX_INVALID_FILE) {
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130
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81 ngx_conf_log_error(NGX_LOG_EMERG, cf, ngx_errno,
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142
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82 ngx_open_file_n " \"%s\" failed",
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83 filename->data);
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0
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84 return NGX_CONF_ERROR;
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85 }
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86
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87 prev = cf->conf_file;
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50
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88
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89 cf->conf_file = ngx_palloc(cf->pool, sizeof(ngx_conf_file_t));
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90 if (cf->conf_file == NULL) {
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0
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91 return NGX_CONF_ERROR;
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92 }
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93
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94 if (ngx_fd_info(fd, &cf->conf_file->file.info) == -1) {
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95 ngx_log_error(NGX_LOG_EMERG, cf->log, ngx_errno,
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10
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96 ngx_fd_info_n " \"%s\" failed", filename->data);
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0
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97 }
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98
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178
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99 b = ngx_calloc_buf(cf->pool);
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100 if (b == NULL) {
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0
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101 return NGX_CONF_ERROR;
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102 }
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103
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178
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104 cf->conf_file->buffer = b;
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105
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106 b->start = ngx_alloc(ngx_pagesize, cf->log);
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107 if (b->start == NULL) {
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108 return NGX_CONF_ERROR;
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109 }
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110
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111 b->pos = b->start;
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112 b->last = b->start;
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113 b->end = b->last + ngx_pagesize;
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114 b->temporary = 1;
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115
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0
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116 cf->conf_file->file.fd = fd;
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117 cf->conf_file->file.name.len = filename->len;
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118 cf->conf_file->file.name.data = filename->data;
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119 cf->conf_file->file.offset = 0;
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120 cf->conf_file->file.log = cf->log;;
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121 cf->conf_file->line = 1;
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92
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122
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123 block = 0;
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124
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125 } else {
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126 block = 1;
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0
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127 }
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128
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92
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129
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0
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130 for ( ;; ) {
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131 rc = ngx_conf_read_token(cf);
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132
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133 /*
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10
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134 * ngx_conf_read_token() may return
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92
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135 *
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10
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136 * NGX_ERROR there is error
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137 * NGX_OK the token terminated by ";" was found
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138 * NGX_CONF_BLOCK_START the token terminated by "{" was found
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139 * NGX_CONF_BLOCK_DONE the "}" was found
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140 * NGX_CONF_FILE_DONE the configuration file is done
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0
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141 */
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142
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143 if (rc == NGX_ERROR) {
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144 break;
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145 }
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146
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92
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147 if (rc == NGX_CONF_BLOCK_DONE) {
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148 block = 0;
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149 }
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150
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151 if (rc == NGX_CONF_FILE_DONE && block) {
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152 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
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153 "unexpected end of file in %s:%ui, expecting \"}\"",
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154 cf->conf_file->file.name.data,
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155 cf->conf_file->line);
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156 rc = NGX_ERROR;
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157 break;
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158 }
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159
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10
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160 if (rc != NGX_OK && rc != NGX_CONF_BLOCK_START) {
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0
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161 break;
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162 }
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163
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164 if (cf->handler) {
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165
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10
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166 /*
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167 * the custom handler, i.e., that is used in the http's
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168 * "types { ... }" directive
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169 */
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0
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170
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171 rv = (*cf->handler)(cf, NULL, cf->handler_conf);
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172 if (rv == NGX_CONF_OK) {
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173 continue;
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50
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174 }
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0
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175
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50
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176 if (rv == NGX_CONF_ERROR) {
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0
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177 rc = NGX_ERROR;
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178 break;
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179 }
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180
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181 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
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56
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182 "%s in %s:%ui",
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50
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183 rv, cf->conf_file->file.name.data,
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184 cf->conf_file->line);
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0
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185 rc = NGX_ERROR;
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186 break;
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187 }
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188
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50
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189
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190 rc = ngx_conf_handler(cf, rc);
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191
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0
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192 if (rc == NGX_ERROR) {
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193 break;
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194 }
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195 }
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196
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50
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197
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0
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198 if (filename) {
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178
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199 ngx_free(cf->conf_file->buffer->start);
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132
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200
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0
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201 cf->conf_file = prev;
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202
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203 if (ngx_close_file(fd) == NGX_FILE_ERROR) {
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204 ngx_log_error(NGX_LOG_ALERT, cf->log, ngx_errno,
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205 ngx_close_file_n " %s failed",
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206 cf->conf_file->file.name.data);
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207 return NGX_CONF_ERROR;
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208 }
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209 }
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210
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211 if (rc == NGX_ERROR) {
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212 return NGX_CONF_ERROR;
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213 }
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214
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215 return NGX_CONF_OK;
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216 }
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217
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218
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52
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219 static ngx_int_t
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220 ngx_conf_handler(ngx_conf_t *cf, ngx_int_t last)
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50
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221 {
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222 char *rv;
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223 void *conf, **confp;
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224 ngx_uint_t i, valid;
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225 ngx_str_t *name;
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226 ngx_command_t *cmd;
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227
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228 name = cf->args->elts;
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229
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230 for (i = 0; ngx_modules[i]; i++) {
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231
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232 /* look up the directive in the appropriate modules */
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233
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234 if (ngx_modules[i]->type != NGX_CONF_MODULE
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235 && ngx_modules[i]->type != cf->module_type)
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236 {
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237 continue;
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238 }
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239
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240 cmd = ngx_modules[i]->commands;
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241 if (cmd == NULL) {
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242 continue;
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243 }
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244
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245 while (cmd->name.len) {
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246
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247 if (name->len == cmd->name.len
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248 && ngx_strcmp(name->data, cmd->name.data) == 0)
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249 {
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250 /* is the directive's location right ? */
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251
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252 if (!(cmd->type & cf->cmd_type)) {
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253 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
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56
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254 "directive \"%s\" in %s:%ui "
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50
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255 "is not allowed here",
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256 name->data, cf->conf_file->file.name.data,
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257 cf->conf_file->line);
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258 return NGX_ERROR;
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259 }
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260
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261 if (!(cmd->type & NGX_CONF_BLOCK) && last != NGX_OK) {
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262 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
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56
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263 "directive \"%s\" in %s:%ui "
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50
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264 "is not terminated by \";\"",
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265 name->data, cf->conf_file->file.name.data,
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266 cf->conf_file->line);
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267 return NGX_ERROR;
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268 }
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269
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270 if ((cmd->type & NGX_CONF_BLOCK)
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271 && last != NGX_CONF_BLOCK_START)
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272 {
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273 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
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56
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274 "directive \"%s\" in %s:%ui "
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50
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275 "has not the opening \"{\"",
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276 name->data, cf->conf_file->file.name.data,
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277 cf->conf_file->line);
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278 return NGX_ERROR;
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279 }
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280
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281 /* is the directive's argument count right ? */
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282
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283 if (cmd->type & NGX_CONF_ANY) {
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284 valid = 1;
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285
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286 } else if (cmd->type & NGX_CONF_FLAG) {
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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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294 } else if (cmd->type & NGX_CONF_1MORE) {
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295
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296 if (cf->args->nelts > 1) {
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297 valid = 1;
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298 } else {
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299 valid = 0;
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300 }
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301
|
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302 } else if (cmd->type & NGX_CONF_2MORE) {
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303
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304 if (cf->args->nelts > 2) {
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305 valid = 1;
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306 } else {
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307 valid = 0;
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308 }
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309
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60
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310 } else if (cf->args->nelts <= NGX_CONF_MAX_ARGS
|
50
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311 && (cmd->type
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312 & argument_number[cf->args->nelts - 1]))
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313 {
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314 valid = 1;
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315
|
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316 } else {
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317 valid = 0;
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318 }
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319
|
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320 if (!valid) {
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321 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
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322 "invalid number arguments in "
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56
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323 "directive \"%s\" in %s:%ui",
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50
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324 name->data, cf->conf_file->file.name.data,
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325 cf->conf_file->line);
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326 return NGX_ERROR;
|
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327 }
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328
|
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329 /* set up the directive's configuration context */
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330
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331 conf = NULL;
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332
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333 if (cmd->type & NGX_DIRECT_CONF) {
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334 conf = ((void **) cf->ctx)[ngx_modules[i]->index];
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335
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336 } else if (cmd->type & NGX_MAIN_CONF) {
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337 conf = &(((void **) cf->ctx)[ngx_modules[i]->index]);
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338
|
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339 } else if (cf->ctx) {
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340 confp = *(void **) ((char *) cf->ctx + cmd->conf);
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341
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342 if (confp) {
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343 conf = confp[ngx_modules[i]->ctx_index];
|
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344 }
|
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345 }
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346
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347 rv = cmd->set(cf, cmd, conf);
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348
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349 if (rv == NGX_CONF_OK) {
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350 return NGX_OK;
|
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351 }
|
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352
|
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353 if (rv == NGX_CONF_ERROR) {
|
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354 return NGX_ERROR;
|
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355 }
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356
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357 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
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56
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358 "the \"%s\" directive %s in %s:%ui",
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50
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359 name->data, rv, cf->conf_file->file.name.data,
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360 cf->conf_file->line);
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361
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362 return NGX_ERROR;
|
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363 }
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364
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365 cmd++;
|
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366 }
|
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367 }
|
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368
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369 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
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56
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370 "unknown directive \"%s\" in %s:%ui",
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50
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371 name->data, cf->conf_file->file.name.data,
|
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372 cf->conf_file->line);
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373
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374 return NGX_ERROR;
|
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375 }
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376
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377
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52
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378 static ngx_int_t
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379 ngx_conf_read_token(ngx_conf_t *cf)
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0
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380 {
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381 u_char *start, ch, *src, *dst;
|
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382 int len;
|
58
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383 int found, need_space, last_space, sharp_comment, variable;
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0
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384 int quoted, s_quoted, d_quoted;
|
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385 ssize_t n;
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386 ngx_str_t *word;
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387 ngx_buf_t *b;
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388
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389 found = 0;
|
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390 need_space = 0;
|
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391 last_space = 1;
|
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392 sharp_comment = 0;
|
58
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393 variable = 0;
|
0
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394 quoted = s_quoted = d_quoted = 0;
|
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395
|
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396 cf->args->nelts = 0;
|
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397 b = cf->conf_file->buffer;
|
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398 start = b->pos;
|
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399
|
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400 for ( ;; ) {
|
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401
|
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402 if (b->pos >= b->last) {
|
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403 if (cf->conf_file->file.offset
|
36
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404 >= ngx_file_size(&cf->conf_file->file.info))
|
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405 {
|
|
406 if (cf->args->nelts > 0) {
|
|
407 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
|
56
|
408 "unexpected end of file in %s:%ui, "
|
36
|
409 "expecting \";\" or \"}\"",
|
|
410 cf->conf_file->file.name.data,
|
|
411 cf->conf_file->line);
|
|
412 return NGX_ERROR;
|
|
413 }
|
|
414
|
0
|
415 return NGX_CONF_FILE_DONE;
|
|
416 }
|
|
417
|
|
418 if (b->pos - start) {
|
|
419 ngx_memcpy(b->start, start, b->pos - start);
|
|
420 }
|
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421
|
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422 n = ngx_read_file(&cf->conf_file->file,
|
|
423 b->start + (b->pos - start),
|
|
424 b->end - (b->start + (b->pos - start)),
|
|
425 cf->conf_file->file.offset);
|
|
426
|
|
427 if (n == NGX_ERROR) {
|
|
428 return NGX_ERROR;
|
|
429 }
|
|
430
|
|
431 b->pos = b->start + (b->pos - start);
|
|
432 start = b->start;
|
|
433 b->last = b->pos + n;
|
|
434 }
|
|
435
|
|
436 ch = *b->pos++;
|
|
437
|
|
438 if (ch == LF) {
|
|
439 cf->conf_file->line++;
|
|
440
|
|
441 if (sharp_comment) {
|
|
442 sharp_comment = 0;
|
|
443 }
|
|
444 }
|
|
445
|
|
446 if (sharp_comment) {
|
|
447 continue;
|
|
448 }
|
|
449
|
|
450 if (quoted) {
|
|
451 quoted = 0;
|
|
452 continue;
|
|
453 }
|
|
454
|
|
455 if (need_space) {
|
|
456 if (ch == ' ' || ch == '\t' || ch == CR || ch == LF) {
|
|
457 last_space = 1;
|
|
458 need_space = 0;
|
|
459 continue;
|
|
460 }
|
|
461
|
10
|
462 if (ch == ';') {
|
0
|
463 return NGX_OK;
|
|
464 }
|
|
465
|
10
|
466 if (ch == '{') {
|
|
467 return NGX_CONF_BLOCK_START;
|
|
468 }
|
|
469
|
130
|
470 if (ch == ')') {
|
|
471 last_space = 1;
|
|
472 need_space = 0;
|
0
|
473
|
130
|
474 } else {
|
|
475 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
|
|
476 "unexpected \"%c\" in %s:%ui",
|
|
477 ch, cf->conf_file->file.name.data,
|
|
478 cf->conf_file->line);
|
|
479
|
|
480 return NGX_ERROR;
|
|
481 }
|
0
|
482 }
|
|
483
|
|
484 if (last_space) {
|
|
485 if (ch == ' ' || ch == '\t' || ch == CR || ch == LF) {
|
|
486 continue;
|
|
487 }
|
|
488
|
|
489 start = b->pos - 1;
|
|
490
|
|
491 switch (ch) {
|
|
492
|
|
493 case ';':
|
|
494 case '{':
|
|
495 if (cf->args->nelts == 0) {
|
|
496 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
|
56
|
497 "unexpected \"%c\" in %s:%ui",
|
0
|
498 ch, cf->conf_file->file.name.data,
|
|
499 cf->conf_file->line);
|
|
500 return NGX_ERROR;
|
|
501 }
|
|
502
|
10
|
503 if (ch == '{') {
|
|
504 return NGX_CONF_BLOCK_START;
|
|
505 }
|
|
506
|
0
|
507 return NGX_OK;
|
|
508
|
|
509 case '}':
|
66
|
510 if (cf->args->nelts != 0) {
|
0
|
511 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
|
56
|
512 "unexpected \"}\" in %s:%ui",
|
0
|
513 cf->conf_file->file.name.data,
|
|
514 cf->conf_file->line);
|
|
515 return NGX_ERROR;
|
|
516 }
|
|
517
|
|
518 return NGX_CONF_BLOCK_DONE;
|
|
519
|
|
520 case '#':
|
|
521 sharp_comment = 1;
|
|
522 continue;
|
|
523
|
|
524 case '\\':
|
|
525 quoted = 1;
|
|
526 last_space = 0;
|
|
527 continue;
|
|
528
|
|
529 case '"':
|
|
530 start++;
|
|
531 d_quoted = 1;
|
|
532 last_space = 0;
|
|
533 continue;
|
|
534
|
|
535 case '\'':
|
|
536 start++;
|
|
537 s_quoted = 1;
|
|
538 last_space = 0;
|
|
539 continue;
|
|
540
|
|
541 default:
|
|
542 last_space = 0;
|
|
543 }
|
|
544
|
|
545 } else {
|
58
|
546 if (ch == '{' && variable) {
|
|
547 continue;
|
|
548 }
|
|
549
|
|
550 variable = 0;
|
|
551
|
0
|
552 if (ch == '\\') {
|
|
553 quoted = 1;
|
|
554 continue;
|
|
555 }
|
|
556
|
58
|
557 if (ch == '$') {
|
|
558 variable = 1;
|
|
559 continue;
|
|
560 }
|
|
561
|
0
|
562 if (d_quoted) {
|
|
563 if (ch == '"') {
|
|
564 d_quoted = 0;
|
|
565 need_space = 1;
|
|
566 found = 1;
|
|
567 }
|
|
568
|
|
569 } else if (s_quoted) {
|
|
570 if (ch == '\'') {
|
|
571 s_quoted = 0;
|
|
572 need_space = 1;
|
|
573 found = 1;
|
|
574 }
|
|
575
|
|
576 } else if (ch == ' ' || ch == '\t' || ch == CR || ch == LF
|
|
577 || ch == ';' || ch == '{') {
|
|
578 last_space = 1;
|
|
579 found = 1;
|
|
580 }
|
|
581
|
|
582 if (found) {
|
50
|
583 word = ngx_array_push(cf->args);
|
|
584 if (word == NULL) {
|
0
|
585 return NGX_ERROR;
|
|
586 }
|
|
587
|
50
|
588 word->data = ngx_palloc(cf->pool, b->pos - start + 1);
|
|
589 if (word->data == NULL) {
|
0
|
590 return NGX_ERROR;
|
|
591 }
|
|
592
|
|
593 for (dst = word->data, src = start, len = 0;
|
|
594 src < b->pos - 1;
|
|
595 len++)
|
|
596 {
|
|
597 if (*src == '\\') {
|
|
598 switch (src[1]) {
|
|
599 case '"':
|
|
600 case '\'':
|
|
601 case '\\':
|
|
602 src++;
|
|
603 break;
|
|
604
|
|
605 case 't':
|
|
606 *dst++ = '\t';
|
|
607 src += 2;
|
|
608 continue;
|
|
609
|
|
610 case 'r':
|
|
611 *dst++ = '\r';
|
|
612 src += 2;
|
|
613 continue;
|
|
614
|
|
615 case 'n':
|
|
616 *dst++ = '\n';
|
|
617 src += 2;
|
|
618 continue;
|
|
619 }
|
|
620
|
|
621 }
|
|
622 *dst++ = *src++;
|
|
623 }
|
|
624 *dst = '\0';
|
|
625 word->len = len;
|
|
626
|
10
|
627 if (ch == ';') {
|
0
|
628 return NGX_OK;
|
|
629 }
|
|
630
|
10
|
631 if (ch == '{') {
|
|
632 return NGX_CONF_BLOCK_START;
|
|
633 }
|
|
634
|
0
|
635 found = 0;
|
|
636 }
|
|
637 }
|
|
638 }
|
|
639 }
|
|
640
|
|
641
|
52
|
642 static char *
|
|
643 ngx_conf_include(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
0
|
644 {
|
|
645 ngx_str_t *value, file;
|
|
646
|
|
647 value = cf->args->elts;
|
|
648 file = value[1];
|
|
649
|
112
|
650 if (ngx_conf_full_name(cf->cycle, &file) == NGX_ERROR) {
|
0
|
651 return NGX_CONF_ERROR;
|
|
652 }
|
|
653
|
|
654 ngx_log_debug1(NGX_LOG_DEBUG_CORE, cf->log, 0, "include %s", file.data);
|
|
655
|
|
656 return ngx_conf_parse(cf, &file);
|
|
657 }
|
|
658
|
|
659
|
52
|
660 ngx_int_t
|
|
661 ngx_conf_full_name(ngx_cycle_t *cycle, ngx_str_t *name)
|
0
|
662 {
|
|
663 u_char *p;
|
|
664 ngx_str_t old;
|
|
665
|
|
666 if (name->data[0] == '/') {
|
|
667 return NGX_OK;
|
|
668 }
|
|
669
|
10
|
670 #if (NGX_WIN32)
|
|
671
|
|
672 if (name->len > 2
|
|
673 && name->data[1] == ':'
|
|
674 && ((name->data[0] >= 'a' && name->data[0] <= 'z')
|
|
675 || (name->data[0] >= 'A' && name->data[0] <= 'Z')))
|
|
676 {
|
|
677 return NGX_OK;
|
|
678 }
|
|
679
|
|
680 #endif
|
|
681
|
0
|
682 old = *name;
|
|
683
|
|
684 name->len = cycle->root.len + old.len;
|
|
685
|
154
|
686 name->data = ngx_palloc(cycle->pool, name->len + 1);
|
|
687 if (name->data == NULL) {
|
|
688 return NGX_ERROR;
|
0
|
689 }
|
|
690
|
|
691 p = ngx_cpymem(name->data, cycle->root.data, cycle->root.len),
|
|
692 ngx_cpystrn(p, old.data, old.len + 1);
|
|
693
|
|
694 return NGX_OK;
|
|
695 }
|
|
696
|
|
697
|
52
|
698 ngx_open_file_t *
|
|
699 ngx_conf_open_file(ngx_cycle_t *cycle, ngx_str_t *name)
|
0
|
700 {
|
|
701 ngx_str_t full;
|
|
702 ngx_uint_t i;
|
|
703 ngx_list_part_t *part;
|
|
704 ngx_open_file_t *file;
|
|
705
|
|
706 #if (NGX_SUPPRESS_WARN)
|
|
707 full.len = 0;
|
|
708 full.data = NULL;
|
|
709 #endif
|
|
710
|
|
711 if (name) {
|
|
712 full = *name;
|
|
713
|
|
714 if (ngx_conf_full_name(cycle, &full) == NGX_ERROR) {
|
|
715 return NULL;
|
|
716 }
|
|
717
|
|
718 part = &cycle->open_files.part;
|
|
719 file = part->elts;
|
|
720
|
|
721 for (i = 0; /* void */ ; i++) {
|
|
722
|
|
723 if (i >= part->nelts) {
|
|
724 if (part->next == NULL) {
|
|
725 break;
|
|
726 }
|
|
727 part = part->next;
|
|
728 file = part->elts;
|
|
729 i = 0;
|
|
730 }
|
|
731
|
|
732 if (full.len != file[i].name.len) {
|
|
733 continue;
|
|
734 }
|
|
735
|
|
736 if (ngx_strcmp(full.data, file[i].name.data) == 0) {
|
|
737 return &file[i];
|
|
738 }
|
|
739 }
|
|
740 }
|
|
741
|
50
|
742 file = ngx_list_push(&cycle->open_files);
|
|
743 if (file == NULL) {
|
0
|
744 return NULL;
|
|
745 }
|
|
746
|
|
747 if (name) {
|
|
748 file->fd = NGX_INVALID_FILE;
|
|
749 file->name = full;
|
|
750
|
|
751 } else {
|
|
752 file->fd = ngx_stderr_fileno;
|
|
753 file->name.len = 0;
|
|
754 file->name.data = NULL;
|
|
755 }
|
|
756
|
120
|
757 file->buffer = NULL;
|
|
758
|
0
|
759 return file;
|
|
760 }
|
|
761
|
|
762
|
120
|
763 static void
|
|
764 ngx_conf_flush_files(ngx_cycle_t *cycle)
|
|
765 {
|
|
766 ngx_uint_t i;
|
|
767 ngx_list_part_t *part;
|
|
768 ngx_open_file_t *file;
|
|
769
|
|
770 ngx_log_debug0(NGX_LOG_DEBUG_CORE, cycle->log, 0, "flush files");
|
|
771
|
|
772 part = &cycle->open_files.part;
|
|
773 file = part->elts;
|
|
774
|
|
775 for (i = 0; /* void */ ; i++) {
|
|
776
|
|
777 if (i >= part->nelts) {
|
|
778 if (part->next == NULL) {
|
|
779 break;
|
|
780 }
|
|
781 part = part->next;
|
|
782 file = part->elts;
|
|
783 i = 0;
|
|
784 }
|
|
785
|
|
786 if (file[i].buffer == NULL || file[i].pos - file[i].buffer == 0) {
|
|
787 continue;
|
|
788 }
|
|
789
|
|
790 ngx_write_fd(file[i].fd, file[i].buffer, file[i].pos - file[i].buffer);
|
|
791 }
|
|
792 }
|
|
793
|
|
794
|
52
|
795 void ngx_cdecl
|
|
796 ngx_conf_log_error(ngx_uint_t level, ngx_conf_t *cf, ngx_err_t err,
|
|
797 char *fmt, ...)
|
0
|
798 {
|
10
|
799 u_char errstr[NGX_MAX_CONF_ERRSTR], *buf, *last;
|
0
|
800 va_list args;
|
|
801
|
10
|
802 last = errstr + NGX_MAX_CONF_ERRSTR;
|
|
803
|
0
|
804 va_start(args, fmt);
|
10
|
805 buf = ngx_vsnprintf(errstr, last - errstr, fmt, args);
|
0
|
806 va_end(args);
|
|
807
|
10
|
808 *buf = '\0';
|
|
809
|
0
|
810 if (err) {
|
10
|
811 buf = ngx_snprintf(buf, last - buf - 1, " (%d: ", err);
|
|
812 buf = ngx_strerror_r(err, buf, last - buf - 1);
|
|
813 *buf++ = ')';
|
|
814 *buf = '\0';
|
0
|
815 }
|
|
816
|
142
|
817 if (cf->conf_file == NULL) {
|
|
818 ngx_log_error(level, cf->log, 0, "%s", errstr);
|
|
819 return;
|
|
820 }
|
|
821
|
56
|
822 ngx_log_error(level, cf->log, 0, "%s in %s:%ui",
|
0
|
823 errstr, cf->conf_file->file.name.data, cf->conf_file->line);
|
|
824 }
|
|
825
|
|
826
|
52
|
827 char *
|
|
828 ngx_conf_set_flag_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
0
|
829 {
|
|
830 char *p = conf;
|
|
831
|
|
832 ngx_str_t *value;
|
|
833 ngx_flag_t *fp;
|
|
834 ngx_conf_post_t *post;
|
|
835
|
|
836 fp = (ngx_flag_t *) (p + cmd->offset);
|
|
837
|
|
838 if (*fp != NGX_CONF_UNSET) {
|
|
839 return "is duplicate";
|
|
840 }
|
|
841
|
|
842 value = cf->args->elts;
|
|
843
|
|
844 if (ngx_strcasecmp(value[1].data, "on") == 0) {
|
|
845 *fp = 1;
|
|
846
|
|
847 } else if (ngx_strcasecmp(value[1].data, "off") == 0) {
|
|
848 *fp = 0;
|
|
849
|
|
850 } else {
|
|
851 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
852 "invalid value \"%s\" in \"%s\" directive, "
|
|
853 "it must be \"on\" or \"off\"",
|
|
854 value[1].data, cmd->name.data);
|
|
855 return NGX_CONF_ERROR;
|
|
856 }
|
|
857
|
|
858 if (cmd->post) {
|
|
859 post = cmd->post;
|
|
860 return post->post_handler(cf, post, fp);
|
|
861 }
|
|
862
|
|
863 return NGX_CONF_OK;
|
|
864 }
|
|
865
|
|
866
|
52
|
867 char *
|
|
868 ngx_conf_set_str_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
0
|
869 {
|
|
870 char *p = conf;
|
|
871
|
|
872 ngx_str_t *field, *value;
|
|
873 ngx_conf_post_t *post;
|
|
874
|
|
875 field = (ngx_str_t *) (p + cmd->offset);
|
|
876
|
|
877 if (field->data) {
|
|
878 return "is duplicate";
|
|
879 }
|
|
880
|
|
881 value = cf->args->elts;
|
|
882
|
|
883 *field = value[1];
|
|
884
|
|
885 if (cmd->post) {
|
|
886 post = cmd->post;
|
|
887 return post->post_handler(cf, post, field);
|
|
888 }
|
|
889
|
|
890 return NGX_CONF_OK;
|
|
891 }
|
|
892
|
|
893
|
52
|
894 char *
|
58
|
895 ngx_conf_set_table_elt_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
896 {
|
|
897 char *p = conf;
|
|
898
|
|
899 ngx_str_t *value;
|
|
900 ngx_array_t **a;
|
|
901 ngx_table_elt_t *elt;
|
|
902 ngx_conf_post_t *post;
|
|
903
|
|
904 a = (ngx_array_t **) (p + cmd->offset);
|
|
905
|
|
906 if (*a == NULL) {
|
|
907 *a = ngx_array_create(cf->pool, 4, sizeof(ngx_table_elt_t));
|
|
908 if (*a == NULL) {
|
|
909 return NGX_CONF_ERROR;
|
|
910 }
|
|
911 }
|
|
912
|
|
913 elt = ngx_array_push(*a);
|
|
914 if (elt == NULL) {
|
|
915 return NGX_CONF_ERROR;
|
|
916 }
|
|
917
|
|
918 value = cf->args->elts;
|
|
919
|
|
920 elt->hash = 0;
|
|
921 elt->key = value[1];
|
|
922 elt->value = value[2];
|
|
923
|
|
924 if (cmd->post) {
|
|
925 post = cmd->post;
|
|
926 return post->post_handler(cf, post, elt);
|
|
927 }
|
|
928
|
|
929 return NGX_CONF_OK;
|
|
930 }
|
|
931
|
|
932
|
|
933 char *
|
52
|
934 ngx_conf_set_num_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
0
|
935 {
|
|
936 char *p = conf;
|
|
937
|
|
938 ngx_int_t *np;
|
|
939 ngx_str_t *value;
|
|
940 ngx_conf_post_t *post;
|
|
941
|
|
942
|
|
943 np = (ngx_int_t *) (p + cmd->offset);
|
|
944
|
|
945 if (*np != NGX_CONF_UNSET) {
|
|
946 return "is duplicate";
|
|
947 }
|
|
948
|
|
949 value = cf->args->elts;
|
|
950 *np = ngx_atoi(value[1].data, value[1].len);
|
|
951 if (*np == NGX_ERROR) {
|
|
952 return "invalid number";
|
|
953 }
|
|
954
|
|
955 if (cmd->post) {
|
|
956 post = cmd->post;
|
|
957 return post->post_handler(cf, post, np);
|
|
958 }
|
|
959
|
|
960 return NGX_CONF_OK;
|
|
961 }
|
|
962
|
|
963
|
52
|
964 char *
|
|
965 ngx_conf_set_size_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
0
|
966 {
|
|
967 char *p = conf;
|
|
968
|
|
969 size_t *sp;
|
|
970 ngx_str_t *value;
|
|
971 ngx_conf_post_t *post;
|
|
972
|
|
973
|
|
974 sp = (size_t *) (p + cmd->offset);
|
|
975 if (*sp != NGX_CONF_UNSET_SIZE) {
|
|
976 return "is duplicate";
|
|
977 }
|
|
978
|
|
979 value = cf->args->elts;
|
|
980
|
|
981 *sp = ngx_parse_size(&value[1]);
|
|
982 if (*sp == (size_t) NGX_ERROR) {
|
|
983 return "invalid value";
|
|
984 }
|
|
985
|
|
986 if (cmd->post) {
|
|
987 post = cmd->post;
|
|
988 return post->post_handler(cf, post, sp);
|
|
989 }
|
|
990
|
|
991 return NGX_CONF_OK;
|
|
992 }
|
|
993
|
|
994
|
52
|
995 char *
|
|
996 ngx_conf_set_msec_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
0
|
997 {
|
|
998 char *p = conf;
|
|
999
|
|
1000 ngx_msec_t *msp;
|
|
1001 ngx_str_t *value;
|
|
1002 ngx_conf_post_t *post;
|
|
1003
|
|
1004
|
|
1005 msp = (ngx_msec_t *) (p + cmd->offset);
|
|
1006 if (*msp != NGX_CONF_UNSET_MSEC) {
|
|
1007 return "is duplicate";
|
|
1008 }
|
|
1009
|
|
1010 value = cf->args->elts;
|
|
1011
|
|
1012 *msp = ngx_parse_time(&value[1], 0);
|
|
1013 if (*msp == (ngx_msec_t) NGX_ERROR) {
|
|
1014 return "invalid value";
|
|
1015 }
|
|
1016
|
|
1017 if (*msp == (ngx_msec_t) NGX_PARSE_LARGE_TIME) {
|
|
1018 return "value must be less than 597 hours";
|
|
1019 }
|
|
1020
|
|
1021 if (cmd->post) {
|
|
1022 post = cmd->post;
|
|
1023 return post->post_handler(cf, post, msp);
|
|
1024 }
|
|
1025
|
|
1026 return NGX_CONF_OK;
|
|
1027 }
|
|
1028
|
|
1029
|
52
|
1030 char *
|
|
1031 ngx_conf_set_sec_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
0
|
1032 {
|
|
1033 char *p = conf;
|
|
1034
|
|
1035 time_t *sp;
|
|
1036 ngx_str_t *value;
|
|
1037 ngx_conf_post_t *post;
|
|
1038
|
|
1039
|
|
1040 sp = (time_t *) (p + cmd->offset);
|
|
1041 if (*sp != NGX_CONF_UNSET) {
|
|
1042 return "is duplicate";
|
|
1043 }
|
|
1044
|
|
1045 value = cf->args->elts;
|
|
1046
|
|
1047 *sp = ngx_parse_time(&value[1], 1);
|
|
1048 if (*sp == NGX_ERROR) {
|
|
1049 return "invalid value";
|
|
1050 }
|
|
1051
|
|
1052 if (*sp == NGX_PARSE_LARGE_TIME) {
|
|
1053 return "value must be less than 68 years";
|
|
1054 }
|
|
1055
|
|
1056 if (cmd->post) {
|
|
1057 post = cmd->post;
|
|
1058 return post->post_handler(cf, post, sp);
|
|
1059 }
|
|
1060
|
|
1061 return NGX_CONF_OK;
|
|
1062 }
|
|
1063
|
|
1064
|
52
|
1065 char *
|
|
1066 ngx_conf_set_bufs_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
0
|
1067 {
|
|
1068 char *p = conf;
|
|
1069
|
|
1070 ngx_str_t *value;
|
|
1071 ngx_bufs_t *bufs;
|
|
1072
|
|
1073
|
|
1074 bufs = (ngx_bufs_t *) (p + cmd->offset);
|
|
1075 if (bufs->num) {
|
|
1076 return "is duplicate";
|
|
1077 }
|
|
1078
|
|
1079 value = cf->args->elts;
|
|
1080
|
|
1081 bufs->num = ngx_atoi(value[1].data, value[1].len);
|
|
1082 if (bufs->num == NGX_ERROR || bufs->num == 0) {
|
|
1083 return "invalid value";
|
|
1084 }
|
|
1085
|
|
1086 bufs->size = ngx_parse_size(&value[2]);
|
|
1087 if (bufs->size == (size_t) NGX_ERROR || bufs->size == 0) {
|
|
1088 return "invalid value";
|
|
1089 }
|
|
1090
|
|
1091 return NGX_CONF_OK;
|
|
1092 }
|
|
1093
|
|
1094
|
52
|
1095 char *
|
|
1096 ngx_conf_set_enum_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
0
|
1097 {
|
|
1098 char *p = conf;
|
|
1099
|
|
1100 ngx_uint_t *np, i;
|
|
1101 ngx_str_t *value;
|
|
1102 ngx_conf_enum_t *e;
|
|
1103
|
|
1104 np = (ngx_uint_t *) (p + cmd->offset);
|
|
1105
|
|
1106 if (*np != NGX_CONF_UNSET_UINT) {
|
|
1107 return "is duplicate";
|
|
1108 }
|
|
1109
|
|
1110 value = cf->args->elts;
|
|
1111 e = cmd->post;
|
|
1112
|
|
1113 for (i = 0; e[i].name.len != 0; i++) {
|
|
1114 if (e[i].name.len != value[1].len
|
|
1115 || ngx_strcasecmp(e[i].name.data, value[1].data) != 0)
|
|
1116 {
|
|
1117 continue;
|
|
1118 }
|
|
1119
|
|
1120 *np = e[i].value;
|
|
1121
|
|
1122 return NGX_CONF_OK;
|
|
1123 }
|
|
1124
|
|
1125 ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
|
|
1126 "invalid value \"%s\"", value[1].data);
|
|
1127
|
|
1128 return NGX_CONF_ERROR;
|
|
1129 }
|
|
1130
|
|
1131
|
52
|
1132 char *
|
|
1133 ngx_conf_set_bitmask_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
0
|
1134 {
|
|
1135 char *p = conf;
|
|
1136
|
|
1137 ngx_uint_t *np, i, m;
|
|
1138 ngx_str_t *value;
|
|
1139 ngx_conf_bitmask_t *mask;
|
|
1140
|
|
1141
|
|
1142 np = (ngx_uint_t *) (p + cmd->offset);
|
|
1143 value = cf->args->elts;
|
|
1144 mask = cmd->post;
|
|
1145
|
|
1146 for (i = 1; i < cf->args->nelts; i++) {
|
|
1147 for (m = 0; mask[m].name.len != 0; m++) {
|
|
1148
|
|
1149 if (mask[m].name.len != value[i].len
|
|
1150 || ngx_strcasecmp(mask[m].name.data, value[i].data) != 0)
|
|
1151 {
|
|
1152 continue;
|
|
1153 }
|
|
1154
|
|
1155 if (*np & mask[m].mask) {
|
|
1156 ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
|
|
1157 "duplicate value \"%s\"", value[i].data);
|
|
1158
|
|
1159 } else {
|
|
1160 *np |= mask[m].mask;
|
|
1161 }
|
|
1162
|
|
1163 break;
|
|
1164 }
|
|
1165
|
|
1166 if (mask[m].name.len == 0) {
|
|
1167 ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
|
|
1168 "invalid value \"%s\"", value[i].data);
|
|
1169
|
|
1170 return NGX_CONF_ERROR;
|
|
1171 }
|
|
1172 }
|
|
1173
|
|
1174 return NGX_CONF_OK;
|
|
1175 }
|
|
1176
|
|
1177
|
52
|
1178 char *
|
|
1179 ngx_conf_unsupported(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
0
|
1180 {
|
|
1181 return "unsupported on this platform";
|
|
1182 }
|
|
1183
|
|
1184
|
52
|
1185 char *
|
130
|
1186 ngx_conf_deprecated(ngx_conf_t *cf, void *post, void *data)
|
|
1187 {
|
|
1188 ngx_conf_deprecated_t *d = post;
|
|
1189
|
|
1190 ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
|
|
1191 "the \"%s\" directive is deprecated, "
|
|
1192 "use the \"%s\" directive instead",
|
|
1193 d->old_name, d->new_name);
|
|
1194
|
|
1195 return NGX_CONF_OK;
|
|
1196 }
|
|
1197
|
|
1198
|
|
1199 char *
|
52
|
1200 ngx_conf_check_num_bounds(ngx_conf_t *cf, void *post, void *data)
|
0
|
1201 {
|
|
1202 ngx_conf_num_bounds_t *bounds = post;
|
|
1203 ngx_int_t *np = data;
|
|
1204
|
|
1205 if (bounds->high == -1) {
|
|
1206 if (*np >= bounds->low) {
|
|
1207 return NGX_CONF_OK;
|
|
1208 }
|
|
1209
|
|
1210 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
56
|
1211 "value must be equal or more than %i", bounds->low);
|
0
|
1212
|
|
1213 return NGX_CONF_ERROR;
|
|
1214 }
|
|
1215
|
|
1216 if (*np >= bounds->low && *np <= bounds->high) {
|
|
1217 return NGX_CONF_OK;
|
|
1218 }
|
|
1219
|
|
1220 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
56
|
1221 "value must be between %i and %i",
|
0
|
1222 bounds->low, bounds->high);
|
|
1223
|
|
1224 return NGX_CONF_ERROR;
|
|
1225 }
|