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
|
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
|
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) {
|
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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194
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224 ngx_uint_t i, multi;
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50
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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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194
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230 multi = 0;
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231
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50
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232 for (i = 0; ngx_modules[i]; i++) {
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233
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234 /* look up the directive in the appropriate modules */
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235
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236 if (ngx_modules[i]->type != NGX_CONF_MODULE
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237 && ngx_modules[i]->type != cf->module_type)
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238 {
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239 continue;
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240 }
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241
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242 cmd = ngx_modules[i]->commands;
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243 if (cmd == NULL) {
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244 continue;
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245 }
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246
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194
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247 for ( /* void */ ; cmd->name.len; cmd++) {
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50
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248
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194
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249 if (name->len != cmd->name.len) {
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250 continue;
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251 }
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50
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252
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194
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253 if (ngx_strcmp(name->data, cmd->name.data) != 0) {
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254 continue;
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255 }
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256
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257
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258 /* is the directive's location right ? */
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259
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260 if (!(cmd->type & cf->cmd_type)) {
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261 if (cmd->type & NGX_CONF_MULTI) {
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262 multi = 1;
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263 continue;
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50
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264 }
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265
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194
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266 goto not_allowed;
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267 }
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268
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269 if (!(cmd->type & NGX_CONF_BLOCK) && last != NGX_OK) {
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270 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
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271 "directive \"%s\" in %s:%ui "
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272 "is not terminated by \";\"",
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273 name->data, cf->conf_file->file.name.data,
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274 cf->conf_file->line);
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275 return NGX_ERROR;
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276 }
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50
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277
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194
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278 if ((cmd->type & NGX_CONF_BLOCK) && last != NGX_CONF_BLOCK_START) {
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279 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
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280 "directive \"%s\" in %s:%ui "
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281 "has not the opening \"{\"",
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282 name->data, cf->conf_file->file.name.data,
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283 cf->conf_file->line);
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284 return NGX_ERROR;
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285 }
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50
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286
|
194
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287 /* is the directive's argument count right ? */
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50
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288
|
194
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289 if (!(cmd->type & NGX_CONF_ANY)) {
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50
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290
|
194
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291 if (cmd->type & NGX_CONF_FLAG) {
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50
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292
|
194
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293 if (cf->args->nelts != 2) {
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294 goto invalid;
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50
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295 }
|
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296
|
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297 } else if (cmd->type & NGX_CONF_1MORE) {
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298
|
194
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299 if (cf->args->nelts < 2) {
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300 goto invalid;
|
50
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301 }
|
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302
|
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303 } else if (cmd->type & NGX_CONF_2MORE) {
|
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304
|
194
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305 if (cf->args->nelts < 3) {
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306 goto invalid;
|
50
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307 }
|
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308
|
194
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309 } else if (cf->args->nelts > NGX_CONF_MAX_ARGS) {
|
50
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310
|
194
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311 goto invalid;
|
50
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312
|
194
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313 } else if (!(cmd->type & argument_number[cf->args->nelts - 1]))
|
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314 {
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315 goto invalid;
|
50
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316 }
|
194
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317 }
|
50
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318
|
194
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319 /* set up the directive's configuration context */
|
50
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320
|
194
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321 conf = NULL;
|
50
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322
|
194
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323 if (cmd->type & NGX_DIRECT_CONF) {
|
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324 conf = ((void **) cf->ctx)[ngx_modules[i]->index];
|
50
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325
|
194
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326 } else if (cmd->type & NGX_MAIN_CONF) {
|
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327 conf = &(((void **) cf->ctx)[ngx_modules[i]->index]);
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50
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328
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194
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329 } else if (cf->ctx) {
|
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330 confp = *(void **) ((char *) cf->ctx + cmd->conf);
|
50
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331
|
194
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332 if (confp) {
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333 conf = confp[ngx_modules[i]->ctx_index];
|
50
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334 }
|
194
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335 }
|
50
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336
|
194
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337 rv = cmd->set(cf, cmd, conf);
|
50
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338
|
194
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339 if (rv == NGX_CONF_OK) {
|
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340 return NGX_OK;
|
|
341 }
|
|
342
|
|
343 if (rv == NGX_CONF_ERROR) {
|
50
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344 return NGX_ERROR;
|
|
345 }
|
|
346
|
194
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347 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
|
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348 "the \"%s\" directive %s in %s:%ui",
|
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349 name->data, rv, cf->conf_file->file.name.data,
|
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350 cf->conf_file->line);
|
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351
|
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352 return NGX_ERROR;
|
50
|
353 }
|
|
354 }
|
|
355
|
194
|
356 if (multi == 0) {
|
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357 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
|
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358 "unknown directive \"%s\" in %s:%ui",
|
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359 name->data, 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;
|
|
363 }
|
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364
|
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365 not_allowed:
|
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366
|
50
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367 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
|
194
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368 "directive \"%s\" in %s:%ui "
|
|
369 "is not allowed here",
|
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370 name->data, cf->conf_file->file.name.data,
|
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371 cf->conf_file->line);
|
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372 return NGX_ERROR;
|
|
373
|
|
374 invalid:
|
|
375
|
|
376 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
|
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377 "invalid number arguments in "
|
|
378 "directive \"%s\" in %s:%ui",
|
50
|
379 name->data, cf->conf_file->file.name.data,
|
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380 cf->conf_file->line);
|
|
381
|
|
382 return NGX_ERROR;
|
|
383 }
|
|
384
|
|
385
|
52
|
386 static ngx_int_t
|
|
387 ngx_conf_read_token(ngx_conf_t *cf)
|
0
|
388 {
|
|
389 u_char *start, ch, *src, *dst;
|
|
390 int len;
|
58
|
391 int found, need_space, last_space, sharp_comment, variable;
|
0
|
392 int quoted, s_quoted, d_quoted;
|
|
393 ssize_t n;
|
|
394 ngx_str_t *word;
|
|
395 ngx_buf_t *b;
|
|
396
|
|
397 found = 0;
|
|
398 need_space = 0;
|
|
399 last_space = 1;
|
|
400 sharp_comment = 0;
|
58
|
401 variable = 0;
|
0
|
402 quoted = s_quoted = d_quoted = 0;
|
|
403
|
|
404 cf->args->nelts = 0;
|
|
405 b = cf->conf_file->buffer;
|
|
406 start = b->pos;
|
|
407
|
|
408 for ( ;; ) {
|
|
409
|
|
410 if (b->pos >= b->last) {
|
|
411 if (cf->conf_file->file.offset
|
36
|
412 >= ngx_file_size(&cf->conf_file->file.info))
|
|
413 {
|
|
414 if (cf->args->nelts > 0) {
|
|
415 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
|
56
|
416 "unexpected end of file in %s:%ui, "
|
36
|
417 "expecting \";\" or \"}\"",
|
|
418 cf->conf_file->file.name.data,
|
|
419 cf->conf_file->line);
|
|
420 return NGX_ERROR;
|
|
421 }
|
|
422
|
0
|
423 return NGX_CONF_FILE_DONE;
|
|
424 }
|
|
425
|
|
426 if (b->pos - start) {
|
|
427 ngx_memcpy(b->start, start, b->pos - start);
|
|
428 }
|
|
429
|
|
430 n = ngx_read_file(&cf->conf_file->file,
|
|
431 b->start + (b->pos - start),
|
|
432 b->end - (b->start + (b->pos - start)),
|
|
433 cf->conf_file->file.offset);
|
|
434
|
|
435 if (n == NGX_ERROR) {
|
|
436 return NGX_ERROR;
|
|
437 }
|
|
438
|
|
439 b->pos = b->start + (b->pos - start);
|
|
440 start = b->start;
|
|
441 b->last = b->pos + n;
|
|
442 }
|
|
443
|
|
444 ch = *b->pos++;
|
|
445
|
|
446 if (ch == LF) {
|
|
447 cf->conf_file->line++;
|
|
448
|
|
449 if (sharp_comment) {
|
|
450 sharp_comment = 0;
|
|
451 }
|
|
452 }
|
|
453
|
|
454 if (sharp_comment) {
|
|
455 continue;
|
|
456 }
|
|
457
|
|
458 if (quoted) {
|
|
459 quoted = 0;
|
|
460 continue;
|
|
461 }
|
|
462
|
|
463 if (need_space) {
|
|
464 if (ch == ' ' || ch == '\t' || ch == CR || ch == LF) {
|
|
465 last_space = 1;
|
|
466 need_space = 0;
|
|
467 continue;
|
|
468 }
|
|
469
|
10
|
470 if (ch == ';') {
|
0
|
471 return NGX_OK;
|
|
472 }
|
|
473
|
10
|
474 if (ch == '{') {
|
|
475 return NGX_CONF_BLOCK_START;
|
|
476 }
|
|
477
|
130
|
478 if (ch == ')') {
|
|
479 last_space = 1;
|
|
480 need_space = 0;
|
0
|
481
|
130
|
482 } else {
|
|
483 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
|
|
484 "unexpected \"%c\" in %s:%ui",
|
|
485 ch, cf->conf_file->file.name.data,
|
|
486 cf->conf_file->line);
|
|
487
|
|
488 return NGX_ERROR;
|
|
489 }
|
0
|
490 }
|
|
491
|
|
492 if (last_space) {
|
|
493 if (ch == ' ' || ch == '\t' || ch == CR || ch == LF) {
|
|
494 continue;
|
|
495 }
|
|
496
|
|
497 start = b->pos - 1;
|
|
498
|
|
499 switch (ch) {
|
|
500
|
|
501 case ';':
|
|
502 case '{':
|
|
503 if (cf->args->nelts == 0) {
|
|
504 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
|
56
|
505 "unexpected \"%c\" in %s:%ui",
|
0
|
506 ch, cf->conf_file->file.name.data,
|
|
507 cf->conf_file->line);
|
|
508 return NGX_ERROR;
|
|
509 }
|
|
510
|
10
|
511 if (ch == '{') {
|
|
512 return NGX_CONF_BLOCK_START;
|
|
513 }
|
|
514
|
0
|
515 return NGX_OK;
|
|
516
|
|
517 case '}':
|
66
|
518 if (cf->args->nelts != 0) {
|
0
|
519 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
|
56
|
520 "unexpected \"}\" in %s:%ui",
|
0
|
521 cf->conf_file->file.name.data,
|
|
522 cf->conf_file->line);
|
|
523 return NGX_ERROR;
|
|
524 }
|
|
525
|
|
526 return NGX_CONF_BLOCK_DONE;
|
|
527
|
|
528 case '#':
|
|
529 sharp_comment = 1;
|
|
530 continue;
|
|
531
|
|
532 case '\\':
|
|
533 quoted = 1;
|
|
534 last_space = 0;
|
|
535 continue;
|
|
536
|
|
537 case '"':
|
|
538 start++;
|
|
539 d_quoted = 1;
|
|
540 last_space = 0;
|
|
541 continue;
|
|
542
|
|
543 case '\'':
|
|
544 start++;
|
|
545 s_quoted = 1;
|
|
546 last_space = 0;
|
|
547 continue;
|
|
548
|
|
549 default:
|
|
550 last_space = 0;
|
|
551 }
|
|
552
|
|
553 } else {
|
58
|
554 if (ch == '{' && variable) {
|
|
555 continue;
|
|
556 }
|
|
557
|
|
558 variable = 0;
|
|
559
|
0
|
560 if (ch == '\\') {
|
|
561 quoted = 1;
|
|
562 continue;
|
|
563 }
|
|
564
|
58
|
565 if (ch == '$') {
|
|
566 variable = 1;
|
|
567 continue;
|
|
568 }
|
|
569
|
0
|
570 if (d_quoted) {
|
|
571 if (ch == '"') {
|
|
572 d_quoted = 0;
|
|
573 need_space = 1;
|
|
574 found = 1;
|
|
575 }
|
|
576
|
|
577 } else if (s_quoted) {
|
|
578 if (ch == '\'') {
|
|
579 s_quoted = 0;
|
|
580 need_space = 1;
|
|
581 found = 1;
|
|
582 }
|
|
583
|
|
584 } else if (ch == ' ' || ch == '\t' || ch == CR || ch == LF
|
|
585 || ch == ';' || ch == '{') {
|
|
586 last_space = 1;
|
|
587 found = 1;
|
|
588 }
|
|
589
|
|
590 if (found) {
|
50
|
591 word = ngx_array_push(cf->args);
|
|
592 if (word == NULL) {
|
0
|
593 return NGX_ERROR;
|
|
594 }
|
|
595
|
50
|
596 word->data = ngx_palloc(cf->pool, b->pos - start + 1);
|
|
597 if (word->data == NULL) {
|
0
|
598 return NGX_ERROR;
|
|
599 }
|
|
600
|
|
601 for (dst = word->data, src = start, len = 0;
|
|
602 src < b->pos - 1;
|
|
603 len++)
|
|
604 {
|
|
605 if (*src == '\\') {
|
|
606 switch (src[1]) {
|
|
607 case '"':
|
|
608 case '\'':
|
|
609 case '\\':
|
|
610 src++;
|
|
611 break;
|
|
612
|
|
613 case 't':
|
|
614 *dst++ = '\t';
|
|
615 src += 2;
|
|
616 continue;
|
|
617
|
|
618 case 'r':
|
|
619 *dst++ = '\r';
|
|
620 src += 2;
|
|
621 continue;
|
|
622
|
|
623 case 'n':
|
|
624 *dst++ = '\n';
|
|
625 src += 2;
|
|
626 continue;
|
|
627 }
|
|
628
|
|
629 }
|
|
630 *dst++ = *src++;
|
|
631 }
|
|
632 *dst = '\0';
|
|
633 word->len = len;
|
|
634
|
10
|
635 if (ch == ';') {
|
0
|
636 return NGX_OK;
|
|
637 }
|
|
638
|
10
|
639 if (ch == '{') {
|
|
640 return NGX_CONF_BLOCK_START;
|
|
641 }
|
|
642
|
0
|
643 found = 0;
|
|
644 }
|
|
645 }
|
|
646 }
|
|
647 }
|
|
648
|
|
649
|
52
|
650 static char *
|
|
651 ngx_conf_include(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
0
|
652 {
|
|
653 ngx_str_t *value, file;
|
|
654
|
|
655 value = cf->args->elts;
|
|
656 file = value[1];
|
|
657
|
112
|
658 if (ngx_conf_full_name(cf->cycle, &file) == NGX_ERROR) {
|
0
|
659 return NGX_CONF_ERROR;
|
|
660 }
|
|
661
|
|
662 ngx_log_debug1(NGX_LOG_DEBUG_CORE, cf->log, 0, "include %s", file.data);
|
|
663
|
|
664 return ngx_conf_parse(cf, &file);
|
|
665 }
|
|
666
|
|
667
|
52
|
668 ngx_int_t
|
|
669 ngx_conf_full_name(ngx_cycle_t *cycle, ngx_str_t *name)
|
0
|
670 {
|
|
671 u_char *p;
|
|
672 ngx_str_t old;
|
|
673
|
|
674 if (name->data[0] == '/') {
|
|
675 return NGX_OK;
|
|
676 }
|
|
677
|
10
|
678 #if (NGX_WIN32)
|
|
679
|
|
680 if (name->len > 2
|
|
681 && name->data[1] == ':'
|
|
682 && ((name->data[0] >= 'a' && name->data[0] <= 'z')
|
|
683 || (name->data[0] >= 'A' && name->data[0] <= 'Z')))
|
|
684 {
|
|
685 return NGX_OK;
|
|
686 }
|
|
687
|
|
688 #endif
|
|
689
|
0
|
690 old = *name;
|
|
691
|
|
692 name->len = cycle->root.len + old.len;
|
|
693
|
154
|
694 name->data = ngx_palloc(cycle->pool, name->len + 1);
|
|
695 if (name->data == NULL) {
|
|
696 return NGX_ERROR;
|
0
|
697 }
|
|
698
|
|
699 p = ngx_cpymem(name->data, cycle->root.data, cycle->root.len),
|
|
700 ngx_cpystrn(p, old.data, old.len + 1);
|
|
701
|
|
702 return NGX_OK;
|
|
703 }
|
|
704
|
|
705
|
52
|
706 ngx_open_file_t *
|
|
707 ngx_conf_open_file(ngx_cycle_t *cycle, ngx_str_t *name)
|
0
|
708 {
|
|
709 ngx_str_t full;
|
|
710 ngx_uint_t i;
|
|
711 ngx_list_part_t *part;
|
|
712 ngx_open_file_t *file;
|
|
713
|
|
714 #if (NGX_SUPPRESS_WARN)
|
|
715 full.len = 0;
|
|
716 full.data = NULL;
|
|
717 #endif
|
|
718
|
|
719 if (name) {
|
|
720 full = *name;
|
|
721
|
|
722 if (ngx_conf_full_name(cycle, &full) == NGX_ERROR) {
|
|
723 return NULL;
|
|
724 }
|
|
725
|
|
726 part = &cycle->open_files.part;
|
|
727 file = part->elts;
|
|
728
|
|
729 for (i = 0; /* void */ ; i++) {
|
|
730
|
|
731 if (i >= part->nelts) {
|
|
732 if (part->next == NULL) {
|
|
733 break;
|
|
734 }
|
|
735 part = part->next;
|
|
736 file = part->elts;
|
|
737 i = 0;
|
|
738 }
|
|
739
|
|
740 if (full.len != file[i].name.len) {
|
|
741 continue;
|
|
742 }
|
|
743
|
|
744 if (ngx_strcmp(full.data, file[i].name.data) == 0) {
|
|
745 return &file[i];
|
|
746 }
|
|
747 }
|
|
748 }
|
|
749
|
50
|
750 file = ngx_list_push(&cycle->open_files);
|
|
751 if (file == NULL) {
|
0
|
752 return NULL;
|
|
753 }
|
|
754
|
|
755 if (name) {
|
|
756 file->fd = NGX_INVALID_FILE;
|
|
757 file->name = full;
|
|
758
|
|
759 } else {
|
|
760 file->fd = ngx_stderr_fileno;
|
|
761 file->name.len = 0;
|
|
762 file->name.data = NULL;
|
|
763 }
|
|
764
|
120
|
765 file->buffer = NULL;
|
|
766
|
0
|
767 return file;
|
|
768 }
|
|
769
|
|
770
|
120
|
771 static void
|
|
772 ngx_conf_flush_files(ngx_cycle_t *cycle)
|
|
773 {
|
|
774 ngx_uint_t i;
|
|
775 ngx_list_part_t *part;
|
|
776 ngx_open_file_t *file;
|
|
777
|
|
778 ngx_log_debug0(NGX_LOG_DEBUG_CORE, cycle->log, 0, "flush files");
|
|
779
|
|
780 part = &cycle->open_files.part;
|
|
781 file = part->elts;
|
|
782
|
|
783 for (i = 0; /* void */ ; i++) {
|
|
784
|
|
785 if (i >= part->nelts) {
|
|
786 if (part->next == NULL) {
|
|
787 break;
|
|
788 }
|
|
789 part = part->next;
|
|
790 file = part->elts;
|
|
791 i = 0;
|
|
792 }
|
|
793
|
|
794 if (file[i].buffer == NULL || file[i].pos - file[i].buffer == 0) {
|
|
795 continue;
|
|
796 }
|
|
797
|
|
798 ngx_write_fd(file[i].fd, file[i].buffer, file[i].pos - file[i].buffer);
|
|
799 }
|
|
800 }
|
|
801
|
|
802
|
52
|
803 void ngx_cdecl
|
|
804 ngx_conf_log_error(ngx_uint_t level, ngx_conf_t *cf, ngx_err_t err,
|
|
805 char *fmt, ...)
|
0
|
806 {
|
10
|
807 u_char errstr[NGX_MAX_CONF_ERRSTR], *buf, *last;
|
0
|
808 va_list args;
|
|
809
|
10
|
810 last = errstr + NGX_MAX_CONF_ERRSTR;
|
|
811
|
0
|
812 va_start(args, fmt);
|
10
|
813 buf = ngx_vsnprintf(errstr, last - errstr, fmt, args);
|
0
|
814 va_end(args);
|
|
815
|
10
|
816 *buf = '\0';
|
|
817
|
0
|
818 if (err) {
|
10
|
819 buf = ngx_snprintf(buf, last - buf - 1, " (%d: ", err);
|
|
820 buf = ngx_strerror_r(err, buf, last - buf - 1);
|
|
821 *buf++ = ')';
|
|
822 *buf = '\0';
|
0
|
823 }
|
|
824
|
142
|
825 if (cf->conf_file == NULL) {
|
|
826 ngx_log_error(level, cf->log, 0, "%s", errstr);
|
|
827 return;
|
|
828 }
|
|
829
|
56
|
830 ngx_log_error(level, cf->log, 0, "%s in %s:%ui",
|
0
|
831 errstr, cf->conf_file->file.name.data, cf->conf_file->line);
|
|
832 }
|
|
833
|
|
834
|
52
|
835 char *
|
|
836 ngx_conf_set_flag_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
0
|
837 {
|
|
838 char *p = conf;
|
|
839
|
|
840 ngx_str_t *value;
|
|
841 ngx_flag_t *fp;
|
|
842 ngx_conf_post_t *post;
|
|
843
|
|
844 fp = (ngx_flag_t *) (p + cmd->offset);
|
|
845
|
|
846 if (*fp != NGX_CONF_UNSET) {
|
|
847 return "is duplicate";
|
|
848 }
|
|
849
|
|
850 value = cf->args->elts;
|
|
851
|
|
852 if (ngx_strcasecmp(value[1].data, "on") == 0) {
|
|
853 *fp = 1;
|
|
854
|
|
855 } else if (ngx_strcasecmp(value[1].data, "off") == 0) {
|
|
856 *fp = 0;
|
|
857
|
|
858 } else {
|
|
859 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
860 "invalid value \"%s\" in \"%s\" directive, "
|
|
861 "it must be \"on\" or \"off\"",
|
|
862 value[1].data, cmd->name.data);
|
|
863 return NGX_CONF_ERROR;
|
|
864 }
|
|
865
|
|
866 if (cmd->post) {
|
|
867 post = cmd->post;
|
|
868 return post->post_handler(cf, post, fp);
|
|
869 }
|
|
870
|
|
871 return NGX_CONF_OK;
|
|
872 }
|
|
873
|
|
874
|
52
|
875 char *
|
|
876 ngx_conf_set_str_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
0
|
877 {
|
|
878 char *p = conf;
|
|
879
|
|
880 ngx_str_t *field, *value;
|
|
881 ngx_conf_post_t *post;
|
|
882
|
|
883 field = (ngx_str_t *) (p + cmd->offset);
|
|
884
|
|
885 if (field->data) {
|
|
886 return "is duplicate";
|
|
887 }
|
|
888
|
|
889 value = cf->args->elts;
|
|
890
|
|
891 *field = value[1];
|
|
892
|
|
893 if (cmd->post) {
|
|
894 post = cmd->post;
|
|
895 return post->post_handler(cf, post, field);
|
|
896 }
|
|
897
|
|
898 return NGX_CONF_OK;
|
|
899 }
|
|
900
|
|
901
|
52
|
902 char *
|
198
|
903 ngx_conf_set_str_array_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
58
|
904 {
|
|
905 char *p = conf;
|
|
906
|
198
|
907 ngx_str_t *value, *s;
|
58
|
908 ngx_array_t **a;
|
|
909 ngx_conf_post_t *post;
|
|
910
|
|
911 a = (ngx_array_t **) (p + cmd->offset);
|
|
912
|
|
913 if (*a == NULL) {
|
198
|
914 *a = ngx_array_create(cf->pool, 4, sizeof(ngx_str_t));
|
58
|
915 if (*a == NULL) {
|
|
916 return NGX_CONF_ERROR;
|
|
917 }
|
|
918 }
|
|
919
|
198
|
920 s = ngx_array_push(*a);
|
|
921 if (s == NULL) {
|
58
|
922 return NGX_CONF_ERROR;
|
|
923 }
|
|
924
|
|
925 value = cf->args->elts;
|
|
926
|
198
|
927 *s = value[1];
|
58
|
928
|
|
929 if (cmd->post) {
|
|
930 post = cmd->post;
|
198
|
931 return post->post_handler(cf, post, s);
|
|
932 }
|
|
933
|
|
934 return NGX_CONF_OK;
|
|
935 }
|
|
936
|
|
937
|
|
938 char *
|
|
939 ngx_conf_set_keyval_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
940 {
|
|
941 char *p = conf;
|
|
942
|
|
943 ngx_str_t *value;
|
|
944 ngx_array_t **a;
|
|
945 ngx_keyval_t *kv;
|
|
946 ngx_conf_post_t *post;
|
|
947
|
|
948 a = (ngx_array_t **) (p + cmd->offset);
|
|
949
|
|
950 if (*a == NULL) {
|
|
951 *a = ngx_array_create(cf->pool, 4, sizeof(ngx_keyval_t));
|
|
952 if (*a == NULL) {
|
|
953 return NGX_CONF_ERROR;
|
|
954 }
|
|
955 }
|
|
956
|
|
957 kv = ngx_array_push(*a);
|
|
958 if (kv == NULL) {
|
|
959 return NGX_CONF_ERROR;
|
|
960 }
|
|
961
|
|
962 value = cf->args->elts;
|
|
963
|
|
964 kv->key = value[1];
|
|
965 kv->value = value[2];
|
|
966
|
|
967 if (cmd->post) {
|
|
968 post = cmd->post;
|
|
969 return post->post_handler(cf, post, kv);
|
58
|
970 }
|
|
971
|
|
972 return NGX_CONF_OK;
|
|
973 }
|
|
974
|
|
975
|
|
976 char *
|
52
|
977 ngx_conf_set_num_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
0
|
978 {
|
|
979 char *p = conf;
|
|
980
|
|
981 ngx_int_t *np;
|
|
982 ngx_str_t *value;
|
|
983 ngx_conf_post_t *post;
|
|
984
|
|
985
|
|
986 np = (ngx_int_t *) (p + cmd->offset);
|
|
987
|
|
988 if (*np != NGX_CONF_UNSET) {
|
|
989 return "is duplicate";
|
|
990 }
|
|
991
|
|
992 value = cf->args->elts;
|
|
993 *np = ngx_atoi(value[1].data, value[1].len);
|
|
994 if (*np == NGX_ERROR) {
|
|
995 return "invalid number";
|
|
996 }
|
|
997
|
|
998 if (cmd->post) {
|
|
999 post = cmd->post;
|
|
1000 return post->post_handler(cf, post, np);
|
|
1001 }
|
|
1002
|
|
1003 return NGX_CONF_OK;
|
|
1004 }
|
|
1005
|
|
1006
|
52
|
1007 char *
|
|
1008 ngx_conf_set_size_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
0
|
1009 {
|
|
1010 char *p = conf;
|
|
1011
|
|
1012 size_t *sp;
|
|
1013 ngx_str_t *value;
|
|
1014 ngx_conf_post_t *post;
|
|
1015
|
|
1016
|
|
1017 sp = (size_t *) (p + cmd->offset);
|
|
1018 if (*sp != NGX_CONF_UNSET_SIZE) {
|
|
1019 return "is duplicate";
|
|
1020 }
|
|
1021
|
|
1022 value = cf->args->elts;
|
|
1023
|
|
1024 *sp = ngx_parse_size(&value[1]);
|
|
1025 if (*sp == (size_t) NGX_ERROR) {
|
|
1026 return "invalid value";
|
|
1027 }
|
|
1028
|
|
1029 if (cmd->post) {
|
|
1030 post = cmd->post;
|
|
1031 return post->post_handler(cf, post, sp);
|
|
1032 }
|
|
1033
|
|
1034 return NGX_CONF_OK;
|
|
1035 }
|
|
1036
|
|
1037
|
52
|
1038 char *
|
|
1039 ngx_conf_set_msec_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
0
|
1040 {
|
|
1041 char *p = conf;
|
|
1042
|
|
1043 ngx_msec_t *msp;
|
|
1044 ngx_str_t *value;
|
|
1045 ngx_conf_post_t *post;
|
|
1046
|
|
1047
|
|
1048 msp = (ngx_msec_t *) (p + cmd->offset);
|
|
1049 if (*msp != NGX_CONF_UNSET_MSEC) {
|
|
1050 return "is duplicate";
|
|
1051 }
|
|
1052
|
|
1053 value = cf->args->elts;
|
|
1054
|
|
1055 *msp = ngx_parse_time(&value[1], 0);
|
|
1056 if (*msp == (ngx_msec_t) NGX_ERROR) {
|
|
1057 return "invalid value";
|
|
1058 }
|
|
1059
|
|
1060 if (*msp == (ngx_msec_t) NGX_PARSE_LARGE_TIME) {
|
|
1061 return "value must be less than 597 hours";
|
|
1062 }
|
|
1063
|
|
1064 if (cmd->post) {
|
|
1065 post = cmd->post;
|
|
1066 return post->post_handler(cf, post, msp);
|
|
1067 }
|
|
1068
|
|
1069 return NGX_CONF_OK;
|
|
1070 }
|
|
1071
|
|
1072
|
52
|
1073 char *
|
|
1074 ngx_conf_set_sec_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
0
|
1075 {
|
|
1076 char *p = conf;
|
|
1077
|
|
1078 time_t *sp;
|
|
1079 ngx_str_t *value;
|
|
1080 ngx_conf_post_t *post;
|
|
1081
|
|
1082
|
|
1083 sp = (time_t *) (p + cmd->offset);
|
|
1084 if (*sp != NGX_CONF_UNSET) {
|
|
1085 return "is duplicate";
|
|
1086 }
|
|
1087
|
|
1088 value = cf->args->elts;
|
|
1089
|
|
1090 *sp = ngx_parse_time(&value[1], 1);
|
|
1091 if (*sp == NGX_ERROR) {
|
|
1092 return "invalid value";
|
|
1093 }
|
|
1094
|
|
1095 if (*sp == NGX_PARSE_LARGE_TIME) {
|
|
1096 return "value must be less than 68 years";
|
|
1097 }
|
|
1098
|
|
1099 if (cmd->post) {
|
|
1100 post = cmd->post;
|
|
1101 return post->post_handler(cf, post, sp);
|
|
1102 }
|
|
1103
|
|
1104 return NGX_CONF_OK;
|
|
1105 }
|
|
1106
|
|
1107
|
52
|
1108 char *
|
|
1109 ngx_conf_set_bufs_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
0
|
1110 {
|
|
1111 char *p = conf;
|
|
1112
|
|
1113 ngx_str_t *value;
|
|
1114 ngx_bufs_t *bufs;
|
|
1115
|
|
1116
|
|
1117 bufs = (ngx_bufs_t *) (p + cmd->offset);
|
|
1118 if (bufs->num) {
|
|
1119 return "is duplicate";
|
|
1120 }
|
|
1121
|
|
1122 value = cf->args->elts;
|
|
1123
|
|
1124 bufs->num = ngx_atoi(value[1].data, value[1].len);
|
|
1125 if (bufs->num == NGX_ERROR || bufs->num == 0) {
|
|
1126 return "invalid value";
|
|
1127 }
|
|
1128
|
|
1129 bufs->size = ngx_parse_size(&value[2]);
|
|
1130 if (bufs->size == (size_t) NGX_ERROR || bufs->size == 0) {
|
|
1131 return "invalid value";
|
|
1132 }
|
|
1133
|
|
1134 return NGX_CONF_OK;
|
|
1135 }
|
|
1136
|
|
1137
|
52
|
1138 char *
|
|
1139 ngx_conf_set_enum_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
0
|
1140 {
|
|
1141 char *p = conf;
|
|
1142
|
|
1143 ngx_uint_t *np, i;
|
|
1144 ngx_str_t *value;
|
|
1145 ngx_conf_enum_t *e;
|
|
1146
|
|
1147 np = (ngx_uint_t *) (p + cmd->offset);
|
|
1148
|
|
1149 if (*np != NGX_CONF_UNSET_UINT) {
|
|
1150 return "is duplicate";
|
|
1151 }
|
|
1152
|
|
1153 value = cf->args->elts;
|
|
1154 e = cmd->post;
|
|
1155
|
|
1156 for (i = 0; e[i].name.len != 0; i++) {
|
|
1157 if (e[i].name.len != value[1].len
|
|
1158 || ngx_strcasecmp(e[i].name.data, value[1].data) != 0)
|
|
1159 {
|
|
1160 continue;
|
|
1161 }
|
|
1162
|
|
1163 *np = e[i].value;
|
|
1164
|
|
1165 return NGX_CONF_OK;
|
|
1166 }
|
|
1167
|
|
1168 ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
|
|
1169 "invalid value \"%s\"", value[1].data);
|
|
1170
|
|
1171 return NGX_CONF_ERROR;
|
|
1172 }
|
|
1173
|
|
1174
|
52
|
1175 char *
|
|
1176 ngx_conf_set_bitmask_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
0
|
1177 {
|
|
1178 char *p = conf;
|
|
1179
|
|
1180 ngx_uint_t *np, i, m;
|
|
1181 ngx_str_t *value;
|
|
1182 ngx_conf_bitmask_t *mask;
|
|
1183
|
|
1184
|
|
1185 np = (ngx_uint_t *) (p + cmd->offset);
|
|
1186 value = cf->args->elts;
|
|
1187 mask = cmd->post;
|
|
1188
|
|
1189 for (i = 1; i < cf->args->nelts; i++) {
|
|
1190 for (m = 0; mask[m].name.len != 0; m++) {
|
|
1191
|
|
1192 if (mask[m].name.len != value[i].len
|
|
1193 || ngx_strcasecmp(mask[m].name.data, value[i].data) != 0)
|
|
1194 {
|
|
1195 continue;
|
|
1196 }
|
|
1197
|
|
1198 if (*np & mask[m].mask) {
|
|
1199 ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
|
|
1200 "duplicate value \"%s\"", value[i].data);
|
|
1201
|
|
1202 } else {
|
|
1203 *np |= mask[m].mask;
|
|
1204 }
|
|
1205
|
|
1206 break;
|
|
1207 }
|
|
1208
|
|
1209 if (mask[m].name.len == 0) {
|
|
1210 ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
|
|
1211 "invalid value \"%s\"", value[i].data);
|
|
1212
|
|
1213 return NGX_CONF_ERROR;
|
|
1214 }
|
|
1215 }
|
|
1216
|
|
1217 return NGX_CONF_OK;
|
|
1218 }
|
|
1219
|
|
1220
|
52
|
1221 char *
|
|
1222 ngx_conf_unsupported(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
0
|
1223 {
|
|
1224 return "unsupported on this platform";
|
|
1225 }
|
|
1226
|
|
1227
|
52
|
1228 char *
|
130
|
1229 ngx_conf_deprecated(ngx_conf_t *cf, void *post, void *data)
|
|
1230 {
|
|
1231 ngx_conf_deprecated_t *d = post;
|
|
1232
|
|
1233 ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
|
|
1234 "the \"%s\" directive is deprecated, "
|
|
1235 "use the \"%s\" directive instead",
|
|
1236 d->old_name, d->new_name);
|
|
1237
|
|
1238 return NGX_CONF_OK;
|
|
1239 }
|
|
1240
|
|
1241
|
|
1242 char *
|
52
|
1243 ngx_conf_check_num_bounds(ngx_conf_t *cf, void *post, void *data)
|
0
|
1244 {
|
|
1245 ngx_conf_num_bounds_t *bounds = post;
|
|
1246 ngx_int_t *np = data;
|
|
1247
|
|
1248 if (bounds->high == -1) {
|
|
1249 if (*np >= bounds->low) {
|
|
1250 return NGX_CONF_OK;
|
|
1251 }
|
|
1252
|
|
1253 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
56
|
1254 "value must be equal or more than %i", bounds->low);
|
0
|
1255
|
|
1256 return NGX_CONF_ERROR;
|
|
1257 }
|
|
1258
|
|
1259 if (*np >= bounds->low && *np <= bounds->high) {
|
|
1260 return NGX_CONF_OK;
|
|
1261 }
|
|
1262
|
|
1263 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
56
|
1264 "value must be between %i and %i",
|
0
|
1265 bounds->low, bounds->high);
|
|
1266
|
|
1267 return NGX_CONF_ERROR;
|
|
1268 }
|