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0
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1
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2 /*
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3 * Copyright (C) Igor Sysoev
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4 */
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5
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6
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7 #include <ngx_config.h>
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8 #include <ngx_core.h>
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9
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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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14
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15
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16 static ngx_command_t ngx_conf_commands[] = {
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17
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18 { ngx_string("include"),
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19 NGX_ANY_CONF|NGX_CONF_TAKE1,
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20 ngx_conf_include,
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21 0,
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22 0,
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23 NULL },
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24
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25 ngx_null_command
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26 };
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27
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28
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29 ngx_module_t ngx_conf_module = {
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58
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30 NGX_MODULE_V1,
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0
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31 NULL, /* module context */
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32 ngx_conf_commands, /* module directives */
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33 NGX_CONF_MODULE, /* module type */
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90
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34 NULL, /* init master */
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0
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35 NULL, /* init module */
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90
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36 NULL, /* init process */
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37 NULL, /* init thread */
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38 NULL, /* exit thread */
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39 NULL, /* exit process */
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40 NULL, /* exit master */
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41 NGX_MODULE_V1_PADDING
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0
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42 };
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43
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44
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45 /* The ten fixed arguments */
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46
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47 static int argument_number[] = {
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48 NGX_CONF_NOARGS,
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49 NGX_CONF_TAKE1,
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50 NGX_CONF_TAKE2,
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51 NGX_CONF_TAKE3,
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52 NGX_CONF_TAKE4,
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53 NGX_CONF_TAKE5,
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54 NGX_CONF_TAKE6,
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55 NGX_CONF_TAKE7
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56 };
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57
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58
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52
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59 char *
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60 ngx_conf_parse(ngx_conf_t *cf, ngx_str_t *filename)
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0
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61 {
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62 char *rv;
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63 ngx_fd_t fd;
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50
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64 ngx_int_t rc;
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92
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65 ngx_uint_t block;
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0
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66 ngx_conf_file_t *prev;
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67
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68 #if (NGX_SUPPRESS_WARN)
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69 fd = NGX_INVALID_FILE;
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70 prev = NULL;
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71 #endif
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72
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73 if (filename) {
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74
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75 /* open configuration file */
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76
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77 fd = ngx_open_file(filename->data, NGX_FILE_RDONLY, NGX_FILE_OPEN);
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78 if (fd == NGX_INVALID_FILE) {
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79 ngx_log_error(NGX_LOG_EMERG, cf->log, ngx_errno,
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10
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80 ngx_open_file_n " \"%s\" failed", filename->data);
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0
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81 return NGX_CONF_ERROR;
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82 }
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83
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84 prev = cf->conf_file;
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50
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85
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86 cf->conf_file = ngx_palloc(cf->pool, sizeof(ngx_conf_file_t));
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87 if (cf->conf_file == NULL) {
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0
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88 return NGX_CONF_ERROR;
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89 }
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90
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91 if (ngx_fd_info(fd, &cf->conf_file->file.info) == -1) {
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92 ngx_log_error(NGX_LOG_EMERG, cf->log, ngx_errno,
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10
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93 ngx_fd_info_n " \"%s\" failed", filename->data);
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0
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94 }
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95
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34
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96 cf->conf_file->buffer = ngx_create_temp_buf(cf->pool, ngx_pagesize);
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97 if (cf->conf_file->buffer == NULL) {
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0
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98 return NGX_CONF_ERROR;
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99 }
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100
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101 cf->conf_file->file.fd = fd;
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102 cf->conf_file->file.name.len = filename->len;
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103 cf->conf_file->file.name.data = filename->data;
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104 cf->conf_file->file.offset = 0;
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105 cf->conf_file->file.log = cf->log;;
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106 cf->conf_file->line = 1;
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92
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107
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108 block = 0;
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109
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110 } else {
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111 block = 1;
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0
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112 }
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113
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92
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114
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0
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115 for ( ;; ) {
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116 rc = ngx_conf_read_token(cf);
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117
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118 /*
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10
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119 * ngx_conf_read_token() may return
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92
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120 *
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10
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121 * NGX_ERROR there is error
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122 * NGX_OK the token terminated by ";" was found
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123 * NGX_CONF_BLOCK_START the token terminated by "{" was found
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124 * NGX_CONF_BLOCK_DONE the "}" was found
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125 * NGX_CONF_FILE_DONE the configuration file is done
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0
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126 */
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127
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128 if (rc == NGX_ERROR) {
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129 break;
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130 }
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131
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92
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132 if (rc == NGX_CONF_BLOCK_DONE) {
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133 block = 0;
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134 }
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135
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136 if (rc == NGX_CONF_FILE_DONE && block) {
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137 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
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138 "unexpected end of file in %s:%ui, expecting \"}\"",
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139 cf->conf_file->file.name.data,
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140 cf->conf_file->line);
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141 rc = NGX_ERROR;
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142 break;
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143 }
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144
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10
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145 if (rc != NGX_OK && rc != NGX_CONF_BLOCK_START) {
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0
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146 break;
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147 }
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148
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149 if (cf->handler) {
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150
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10
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151 /*
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152 * the custom handler, i.e., that is used in the http's
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153 * "types { ... }" directive
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154 */
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0
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155
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156 rv = (*cf->handler)(cf, NULL, cf->handler_conf);
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157 if (rv == NGX_CONF_OK) {
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158 continue;
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50
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159 }
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0
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160
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50
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161 if (rv == NGX_CONF_ERROR) {
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0
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162 rc = NGX_ERROR;
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163 break;
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164 }
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165
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166 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
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56
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167 "%s in %s:%ui",
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50
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168 rv, cf->conf_file->file.name.data,
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169 cf->conf_file->line);
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0
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170 rc = NGX_ERROR;
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171 break;
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172 }
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173
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50
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174
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175 rc = ngx_conf_handler(cf, rc);
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176
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0
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177 if (rc == NGX_ERROR) {
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178 break;
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179 }
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180 }
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181
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50
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182
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0
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183 if (filename) {
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184 cf->conf_file = prev;
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185
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186 if (ngx_close_file(fd) == NGX_FILE_ERROR) {
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187 ngx_log_error(NGX_LOG_ALERT, cf->log, ngx_errno,
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188 ngx_close_file_n " %s failed",
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189 cf->conf_file->file.name.data);
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190 return NGX_CONF_ERROR;
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191 }
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192 }
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193
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194 if (rc == NGX_ERROR) {
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195 return NGX_CONF_ERROR;
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196 }
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197
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198 return NGX_CONF_OK;
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199 }
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200
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201
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52
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202 static ngx_int_t
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203 ngx_conf_handler(ngx_conf_t *cf, ngx_int_t last)
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50
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204 {
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205 char *rv;
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206 void *conf, **confp;
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207 ngx_uint_t i, valid;
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208 ngx_str_t *name;
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209 ngx_command_t *cmd;
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210
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211 name = cf->args->elts;
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212
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213 for (i = 0; ngx_modules[i]; i++) {
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214
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215 /* look up the directive in the appropriate modules */
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216
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217 if (ngx_modules[i]->type != NGX_CONF_MODULE
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218 && ngx_modules[i]->type != cf->module_type)
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219 {
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220 continue;
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221 }
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222
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223 cmd = ngx_modules[i]->commands;
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224 if (cmd == NULL) {
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225 continue;
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226 }
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227
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228 while (cmd->name.len) {
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229
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230 if (name->len == cmd->name.len
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231 && ngx_strcmp(name->data, cmd->name.data) == 0)
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232 {
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233 /* is the directive's location right ? */
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234
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235 if (!(cmd->type & cf->cmd_type)) {
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236 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
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56
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237 "directive \"%s\" in %s:%ui "
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50
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238 "is not allowed here",
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239 name->data, cf->conf_file->file.name.data,
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240 cf->conf_file->line);
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241 return NGX_ERROR;
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242 }
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243
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244 if (!(cmd->type & NGX_CONF_BLOCK) && last != NGX_OK) {
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245 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
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56
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246 "directive \"%s\" in %s:%ui "
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50
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247 "is not terminated by \";\"",
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248 name->data, cf->conf_file->file.name.data,
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249 cf->conf_file->line);
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250 return NGX_ERROR;
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251 }
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252
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253 if ((cmd->type & NGX_CONF_BLOCK)
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254 && last != NGX_CONF_BLOCK_START)
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255 {
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256 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
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56
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257 "directive \"%s\" in %s:%ui "
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50
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258 "has not the opening \"{\"",
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259 name->data, cf->conf_file->file.name.data,
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260 cf->conf_file->line);
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261 return NGX_ERROR;
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262 }
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263
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264 /* is the directive's argument count right ? */
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265
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266 if (cmd->type & NGX_CONF_ANY) {
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267 valid = 1;
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268
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269 } else if (cmd->type & NGX_CONF_FLAG) {
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270
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271 if (cf->args->nelts == 2) {
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272 valid = 1;
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273 } else {
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274 valid = 0;
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275 }
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276
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277 } else if (cmd->type & NGX_CONF_1MORE) {
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278
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279 if (cf->args->nelts > 1) {
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280 valid = 1;
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281 } else {
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282 valid = 0;
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283 }
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284
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285 } else if (cmd->type & NGX_CONF_2MORE) {
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286
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287 if (cf->args->nelts > 2) {
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288 valid = 1;
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289 } else {
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290 valid = 0;
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291 }
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292
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60
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293 } else if (cf->args->nelts <= NGX_CONF_MAX_ARGS
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50
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294 && (cmd->type
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295 & argument_number[cf->args->nelts - 1]))
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296 {
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297 valid = 1;
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298
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299 } else {
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300 valid = 0;
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301 }
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302
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303 if (!valid) {
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304 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
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305 "invalid number arguments in "
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56
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306 "directive \"%s\" in %s:%ui",
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50
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307 name->data, cf->conf_file->file.name.data,
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308 cf->conf_file->line);
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309 return NGX_ERROR;
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310 }
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311
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312 /* set up the directive's configuration context */
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313
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314 conf = NULL;
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315
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316 if (cmd->type & NGX_DIRECT_CONF) {
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317 conf = ((void **) cf->ctx)[ngx_modules[i]->index];
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318
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319 } else if (cmd->type & NGX_MAIN_CONF) {
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320 conf = &(((void **) cf->ctx)[ngx_modules[i]->index]);
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321
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322 } else if (cf->ctx) {
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323 confp = *(void **) ((char *) cf->ctx + cmd->conf);
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324
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325 if (confp) {
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326 conf = confp[ngx_modules[i]->ctx_index];
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327 }
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328 }
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329
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330 rv = cmd->set(cf, cmd, conf);
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331
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332 if (rv == NGX_CONF_OK) {
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333 return NGX_OK;
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334 }
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335
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336 if (rv == NGX_CONF_ERROR) {
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337 return NGX_ERROR;
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338 }
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339
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340 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
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56
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341 "the \"%s\" directive %s in %s:%ui",
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50
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342 name->data, rv, cf->conf_file->file.name.data,
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343 cf->conf_file->line);
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344
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345 return NGX_ERROR;
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346 }
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347
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348 cmd++;
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349 }
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350 }
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351
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352 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
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56
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353 "unknown directive \"%s\" in %s:%ui",
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50
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354 name->data, cf->conf_file->file.name.data,
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355 cf->conf_file->line);
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356
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357 return NGX_ERROR;
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358 }
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359
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360
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52
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361 static ngx_int_t
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362 ngx_conf_read_token(ngx_conf_t *cf)
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0
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363 {
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364 u_char *start, ch, *src, *dst;
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365 int len;
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58
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366 int found, need_space, last_space, sharp_comment, variable;
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0
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367 int quoted, s_quoted, d_quoted;
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368 ssize_t n;
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369 ngx_str_t *word;
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370 ngx_buf_t *b;
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371
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372 found = 0;
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373 need_space = 0;
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374 last_space = 1;
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375 sharp_comment = 0;
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58
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376 variable = 0;
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0
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377 quoted = s_quoted = d_quoted = 0;
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378
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379 cf->args->nelts = 0;
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380 b = cf->conf_file->buffer;
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381 start = b->pos;
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382
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383 for ( ;; ) {
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384
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385 if (b->pos >= b->last) {
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386 if (cf->conf_file->file.offset
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36
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387 >= ngx_file_size(&cf->conf_file->file.info))
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388 {
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389 if (cf->args->nelts > 0) {
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390 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
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56
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391 "unexpected end of file in %s:%ui, "
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36
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392 "expecting \";\" or \"}\"",
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393 cf->conf_file->file.name.data,
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394 cf->conf_file->line);
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395 return NGX_ERROR;
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396 }
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397
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0
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398 return NGX_CONF_FILE_DONE;
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399 }
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400
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401 if (b->pos - start) {
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402 ngx_memcpy(b->start, start, b->pos - start);
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403 }
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404
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405 n = ngx_read_file(&cf->conf_file->file,
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406 b->start + (b->pos - start),
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407 b->end - (b->start + (b->pos - start)),
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408 cf->conf_file->file.offset);
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409
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410 if (n == NGX_ERROR) {
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411 return NGX_ERROR;
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412 }
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413
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414 b->pos = b->start + (b->pos - start);
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415 start = b->start;
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416 b->last = b->pos + n;
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417 }
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418
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419 ch = *b->pos++;
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420
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|
421 if (ch == LF) {
|
|
|
422 cf->conf_file->line++;
|
|
|
423
|
|
|
424 if (sharp_comment) {
|
|
|
425 sharp_comment = 0;
|
|
|
426 }
|
|
|
427 }
|
|
|
428
|
|
|
429 if (sharp_comment) {
|
|
|
430 continue;
|
|
|
431 }
|
|
|
432
|
|
|
433 if (quoted) {
|
|
|
434 quoted = 0;
|
|
|
435 continue;
|
|
|
436 }
|
|
|
437
|
|
|
438 if (need_space) {
|
|
|
439 if (ch == ' ' || ch == '\t' || ch == CR || ch == LF) {
|
|
|
440 last_space = 1;
|
|
|
441 need_space = 0;
|
|
|
442 continue;
|
|
|
443 }
|
|
|
444
|
|
10
|
445 if (ch == ';') {
|
|
0
|
446 return NGX_OK;
|
|
|
447 }
|
|
|
448
|
|
10
|
449 if (ch == '{') {
|
|
|
450 return NGX_CONF_BLOCK_START;
|
|
|
451 }
|
|
|
452
|
|
0
|
453 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
|
|
56
|
454 "unexpected \"%c\" in %s:%ui",
|
|
0
|
455 ch, cf->conf_file->file.name.data,
|
|
|
456 cf->conf_file->line);
|
|
|
457
|
|
|
458 return NGX_ERROR;
|
|
|
459 }
|
|
|
460
|
|
|
461 if (last_space) {
|
|
|
462 if (ch == ' ' || ch == '\t' || ch == CR || ch == LF) {
|
|
|
463 continue;
|
|
|
464 }
|
|
|
465
|
|
|
466 start = b->pos - 1;
|
|
|
467
|
|
|
468 switch (ch) {
|
|
|
469
|
|
|
470 case ';':
|
|
|
471 case '{':
|
|
|
472 if (cf->args->nelts == 0) {
|
|
|
473 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
|
|
56
|
474 "unexpected \"%c\" in %s:%ui",
|
|
0
|
475 ch, cf->conf_file->file.name.data,
|
|
|
476 cf->conf_file->line);
|
|
|
477 return NGX_ERROR;
|
|
|
478 }
|
|
|
479
|
|
10
|
480 if (ch == '{') {
|
|
|
481 return NGX_CONF_BLOCK_START;
|
|
|
482 }
|
|
|
483
|
|
0
|
484 return NGX_OK;
|
|
|
485
|
|
|
486 case '}':
|
|
66
|
487 if (cf->args->nelts != 0) {
|
|
0
|
488 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
|
|
56
|
489 "unexpected \"}\" in %s:%ui",
|
|
0
|
490 cf->conf_file->file.name.data,
|
|
|
491 cf->conf_file->line);
|
|
|
492 return NGX_ERROR;
|
|
|
493 }
|
|
|
494
|
|
|
495 return NGX_CONF_BLOCK_DONE;
|
|
|
496
|
|
|
497 case '#':
|
|
|
498 sharp_comment = 1;
|
|
|
499 continue;
|
|
|
500
|
|
|
501 case '\\':
|
|
|
502 quoted = 1;
|
|
|
503 last_space = 0;
|
|
|
504 continue;
|
|
|
505
|
|
|
506 case '"':
|
|
|
507 start++;
|
|
|
508 d_quoted = 1;
|
|
|
509 last_space = 0;
|
|
|
510 continue;
|
|
|
511
|
|
|
512 case '\'':
|
|
|
513 start++;
|
|
|
514 s_quoted = 1;
|
|
|
515 last_space = 0;
|
|
|
516 continue;
|
|
|
517
|
|
|
518 default:
|
|
|
519 last_space = 0;
|
|
|
520 }
|
|
|
521
|
|
|
522 } else {
|
|
58
|
523 if (ch == '{' && variable) {
|
|
|
524 continue;
|
|
|
525 }
|
|
|
526
|
|
|
527 variable = 0;
|
|
|
528
|
|
0
|
529 if (ch == '\\') {
|
|
|
530 quoted = 1;
|
|
|
531 continue;
|
|
|
532 }
|
|
|
533
|
|
58
|
534 if (ch == '$') {
|
|
|
535 variable = 1;
|
|
|
536 continue;
|
|
|
537 }
|
|
|
538
|
|
0
|
539 if (d_quoted) {
|
|
|
540 if (ch == '"') {
|
|
|
541 d_quoted = 0;
|
|
|
542 need_space = 1;
|
|
|
543 found = 1;
|
|
|
544 }
|
|
|
545
|
|
|
546 } else if (s_quoted) {
|
|
|
547 if (ch == '\'') {
|
|
|
548 s_quoted = 0;
|
|
|
549 need_space = 1;
|
|
|
550 found = 1;
|
|
|
551 }
|
|
|
552
|
|
|
553 } else if (ch == ' ' || ch == '\t' || ch == CR || ch == LF
|
|
|
554 || ch == ';' || ch == '{') {
|
|
|
555 last_space = 1;
|
|
|
556 found = 1;
|
|
|
557 }
|
|
|
558
|
|
|
559 if (found) {
|
|
50
|
560 word = ngx_array_push(cf->args);
|
|
|
561 if (word == NULL) {
|
|
0
|
562 return NGX_ERROR;
|
|
|
563 }
|
|
|
564
|
|
50
|
565 word->data = ngx_palloc(cf->pool, b->pos - start + 1);
|
|
|
566 if (word->data == NULL) {
|
|
0
|
567 return NGX_ERROR;
|
|
|
568 }
|
|
|
569
|
|
|
570 for (dst = word->data, src = start, len = 0;
|
|
|
571 src < b->pos - 1;
|
|
|
572 len++)
|
|
|
573 {
|
|
|
574 if (*src == '\\') {
|
|
|
575 switch (src[1]) {
|
|
|
576 case '"':
|
|
|
577 case '\'':
|
|
|
578 case '\\':
|
|
|
579 src++;
|
|
|
580 break;
|
|
|
581
|
|
|
582 case 't':
|
|
|
583 *dst++ = '\t';
|
|
|
584 src += 2;
|
|
|
585 continue;
|
|
|
586
|
|
|
587 case 'r':
|
|
|
588 *dst++ = '\r';
|
|
|
589 src += 2;
|
|
|
590 continue;
|
|
|
591
|
|
|
592 case 'n':
|
|
|
593 *dst++ = '\n';
|
|
|
594 src += 2;
|
|
|
595 continue;
|
|
|
596 }
|
|
|
597
|
|
|
598 }
|
|
|
599 *dst++ = *src++;
|
|
|
600 }
|
|
|
601 *dst = '\0';
|
|
|
602 word->len = len;
|
|
|
603
|
|
10
|
604 if (ch == ';') {
|
|
0
|
605 return NGX_OK;
|
|
|
606 }
|
|
|
607
|
|
10
|
608 if (ch == '{') {
|
|
|
609 return NGX_CONF_BLOCK_START;
|
|
|
610 }
|
|
|
611
|
|
0
|
612 found = 0;
|
|
|
613 }
|
|
|
614 }
|
|
|
615 }
|
|
|
616 }
|
|
|
617
|
|
|
618
|
|
52
|
619 static char *
|
|
|
620 ngx_conf_include(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
0
|
621 {
|
|
|
622 ngx_str_t *value, file;
|
|
|
623
|
|
|
624 value = cf->args->elts;
|
|
|
625 file = value[1];
|
|
|
626
|
|
|
627 if (ngx_conf_full_name(cf->cycle, &file) == NGX_ERROR){
|
|
|
628 return NGX_CONF_ERROR;
|
|
|
629 }
|
|
|
630
|
|
|
631 ngx_log_debug1(NGX_LOG_DEBUG_CORE, cf->log, 0, "include %s", file.data);
|
|
|
632
|
|
|
633 return ngx_conf_parse(cf, &file);
|
|
|
634 }
|
|
|
635
|
|
|
636
|
|
52
|
637 ngx_int_t
|
|
|
638 ngx_conf_full_name(ngx_cycle_t *cycle, ngx_str_t *name)
|
|
0
|
639 {
|
|
|
640 u_char *p;
|
|
|
641 ngx_str_t old;
|
|
|
642
|
|
|
643 if (name->data[0] == '/') {
|
|
|
644 return NGX_OK;
|
|
|
645 }
|
|
|
646
|
|
10
|
647 #if (NGX_WIN32)
|
|
|
648
|
|
|
649 if (name->len > 2
|
|
|
650 && name->data[1] == ':'
|
|
|
651 && ((name->data[0] >= 'a' && name->data[0] <= 'z')
|
|
|
652 || (name->data[0] >= 'A' && name->data[0] <= 'Z')))
|
|
|
653 {
|
|
|
654 return NGX_OK;
|
|
|
655 }
|
|
|
656
|
|
|
657 #endif
|
|
|
658
|
|
0
|
659 old = *name;
|
|
|
660
|
|
|
661 name->len = cycle->root.len + old.len;
|
|
|
662
|
|
92
|
663 if (cycle->connections0) {
|
|
50
|
664 name->data = ngx_palloc(cycle->pool, name->len + 1);
|
|
|
665 if (name->data == NULL) {
|
|
4
|
666 return NGX_ERROR;
|
|
|
667 }
|
|
|
668
|
|
|
669 } else {
|
|
|
670
|
|
|
671 /* the init_cycle */
|
|
|
672
|
|
50
|
673 name->data = ngx_alloc(name->len + 1, cycle->log);
|
|
|
674 if (name->data == NULL) {
|
|
4
|
675 return NGX_ERROR;
|
|
|
676 }
|
|
0
|
677 }
|
|
|
678
|
|
|
679 p = ngx_cpymem(name->data, cycle->root.data, cycle->root.len),
|
|
|
680 ngx_cpystrn(p, old.data, old.len + 1);
|
|
|
681
|
|
|
682 return NGX_OK;
|
|
|
683 }
|
|
|
684
|
|
|
685
|
|
52
|
686 ngx_open_file_t *
|
|
|
687 ngx_conf_open_file(ngx_cycle_t *cycle, ngx_str_t *name)
|
|
0
|
688 {
|
|
|
689 ngx_str_t full;
|
|
|
690 ngx_uint_t i;
|
|
|
691 ngx_list_part_t *part;
|
|
|
692 ngx_open_file_t *file;
|
|
|
693
|
|
|
694 #if (NGX_SUPPRESS_WARN)
|
|
|
695 full.len = 0;
|
|
|
696 full.data = NULL;
|
|
|
697 #endif
|
|
|
698
|
|
|
699 if (name) {
|
|
|
700 full = *name;
|
|
|
701
|
|
|
702 if (ngx_conf_full_name(cycle, &full) == NGX_ERROR) {
|
|
|
703 return NULL;
|
|
|
704 }
|
|
|
705
|
|
|
706 part = &cycle->open_files.part;
|
|
|
707 file = part->elts;
|
|
|
708
|
|
|
709 for (i = 0; /* void */ ; i++) {
|
|
|
710
|
|
|
711 if (i >= part->nelts) {
|
|
|
712 if (part->next == NULL) {
|
|
|
713 break;
|
|
|
714 }
|
|
|
715 part = part->next;
|
|
|
716 file = part->elts;
|
|
|
717 i = 0;
|
|
|
718 }
|
|
|
719
|
|
|
720 if (full.len != file[i].name.len) {
|
|
|
721 continue;
|
|
|
722 }
|
|
|
723
|
|
|
724 if (ngx_strcmp(full.data, file[i].name.data) == 0) {
|
|
|
725 return &file[i];
|
|
|
726 }
|
|
|
727 }
|
|
|
728 }
|
|
|
729
|
|
50
|
730 file = ngx_list_push(&cycle->open_files);
|
|
|
731 if (file == NULL) {
|
|
0
|
732 return NULL;
|
|
|
733 }
|
|
|
734
|
|
|
735 if (name) {
|
|
|
736 file->fd = NGX_INVALID_FILE;
|
|
|
737 file->name = full;
|
|
|
738
|
|
|
739 } else {
|
|
|
740 file->fd = ngx_stderr_fileno;
|
|
|
741 file->name.len = 0;
|
|
|
742 file->name.data = NULL;
|
|
|
743 }
|
|
|
744
|
|
|
745 return file;
|
|
|
746 }
|
|
|
747
|
|
|
748
|
|
52
|
749 void ngx_cdecl
|
|
|
750 ngx_conf_log_error(ngx_uint_t level, ngx_conf_t *cf, ngx_err_t err,
|
|
|
751 char *fmt, ...)
|
|
0
|
752 {
|
|
10
|
753 u_char errstr[NGX_MAX_CONF_ERRSTR], *buf, *last;
|
|
0
|
754 va_list args;
|
|
|
755
|
|
10
|
756 last = errstr + NGX_MAX_CONF_ERRSTR;
|
|
|
757
|
|
0
|
758 va_start(args, fmt);
|
|
10
|
759 buf = ngx_vsnprintf(errstr, last - errstr, fmt, args);
|
|
0
|
760 va_end(args);
|
|
|
761
|
|
10
|
762 *buf = '\0';
|
|
|
763
|
|
0
|
764 if (err) {
|
|
10
|
765 buf = ngx_snprintf(buf, last - buf - 1, " (%d: ", err);
|
|
|
766 buf = ngx_strerror_r(err, buf, last - buf - 1);
|
|
|
767 *buf++ = ')';
|
|
|
768 *buf = '\0';
|
|
0
|
769 }
|
|
|
770
|
|
56
|
771 ngx_log_error(level, cf->log, 0, "%s in %s:%ui",
|
|
0
|
772 errstr, cf->conf_file->file.name.data, cf->conf_file->line);
|
|
|
773 }
|
|
|
774
|
|
|
775
|
|
52
|
776 char *
|
|
|
777 ngx_conf_set_flag_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
0
|
778 {
|
|
|
779 char *p = conf;
|
|
|
780
|
|
|
781 ngx_str_t *value;
|
|
|
782 ngx_flag_t *fp;
|
|
|
783 ngx_conf_post_t *post;
|
|
|
784
|
|
|
785 fp = (ngx_flag_t *) (p + cmd->offset);
|
|
|
786
|
|
|
787 if (*fp != NGX_CONF_UNSET) {
|
|
|
788 return "is duplicate";
|
|
|
789 }
|
|
|
790
|
|
|
791 value = cf->args->elts;
|
|
|
792
|
|
|
793 if (ngx_strcasecmp(value[1].data, "on") == 0) {
|
|
|
794 *fp = 1;
|
|
|
795
|
|
|
796 } else if (ngx_strcasecmp(value[1].data, "off") == 0) {
|
|
|
797 *fp = 0;
|
|
|
798
|
|
|
799 } else {
|
|
|
800 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
801 "invalid value \"%s\" in \"%s\" directive, "
|
|
|
802 "it must be \"on\" or \"off\"",
|
|
|
803 value[1].data, cmd->name.data);
|
|
|
804 return NGX_CONF_ERROR;
|
|
|
805 }
|
|
|
806
|
|
|
807 if (cmd->post) {
|
|
|
808 post = cmd->post;
|
|
|
809 return post->post_handler(cf, post, fp);
|
|
|
810 }
|
|
|
811
|
|
|
812 return NGX_CONF_OK;
|
|
|
813 }
|
|
|
814
|
|
|
815
|
|
52
|
816 char *
|
|
|
817 ngx_conf_set_str_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
0
|
818 {
|
|
|
819 char *p = conf;
|
|
|
820
|
|
|
821 ngx_str_t *field, *value;
|
|
|
822 ngx_conf_post_t *post;
|
|
|
823
|
|
|
824 field = (ngx_str_t *) (p + cmd->offset);
|
|
|
825
|
|
|
826 if (field->data) {
|
|
|
827 return "is duplicate";
|
|
|
828 }
|
|
|
829
|
|
|
830 value = cf->args->elts;
|
|
|
831
|
|
|
832 *field = value[1];
|
|
|
833
|
|
|
834 if (cmd->post) {
|
|
|
835 post = cmd->post;
|
|
|
836 return post->post_handler(cf, post, field);
|
|
|
837 }
|
|
|
838
|
|
|
839 return NGX_CONF_OK;
|
|
|
840 }
|
|
|
841
|
|
|
842
|
|
52
|
843 char *
|
|
58
|
844 ngx_conf_set_table_elt_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
|
845 {
|
|
|
846 char *p = conf;
|
|
|
847
|
|
|
848 ngx_str_t *value;
|
|
|
849 ngx_array_t **a;
|
|
|
850 ngx_table_elt_t *elt;
|
|
|
851 ngx_conf_post_t *post;
|
|
|
852
|
|
|
853 a = (ngx_array_t **) (p + cmd->offset);
|
|
|
854
|
|
|
855 if (*a == NULL) {
|
|
|
856 *a = ngx_array_create(cf->pool, 4, sizeof(ngx_table_elt_t));
|
|
|
857 if (*a == NULL) {
|
|
|
858 return NGX_CONF_ERROR;
|
|
|
859 }
|
|
|
860 }
|
|
|
861
|
|
|
862 elt = ngx_array_push(*a);
|
|
|
863 if (elt == NULL) {
|
|
|
864 return NGX_CONF_ERROR;
|
|
|
865 }
|
|
|
866
|
|
|
867 value = cf->args->elts;
|
|
|
868
|
|
|
869 elt->hash = 0;
|
|
|
870 elt->key = value[1];
|
|
|
871 elt->value = value[2];
|
|
|
872
|
|
|
873 if (cmd->post) {
|
|
|
874 post = cmd->post;
|
|
|
875 return post->post_handler(cf, post, elt);
|
|
|
876 }
|
|
|
877
|
|
|
878 return NGX_CONF_OK;
|
|
|
879 }
|
|
|
880
|
|
|
881
|
|
|
882 char *
|
|
52
|
883 ngx_conf_set_num_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
0
|
884 {
|
|
|
885 char *p = conf;
|
|
|
886
|
|
|
887 ngx_int_t *np;
|
|
|
888 ngx_str_t *value;
|
|
|
889 ngx_conf_post_t *post;
|
|
|
890
|
|
|
891
|
|
|
892 np = (ngx_int_t *) (p + cmd->offset);
|
|
|
893
|
|
|
894 if (*np != NGX_CONF_UNSET) {
|
|
|
895 return "is duplicate";
|
|
|
896 }
|
|
|
897
|
|
|
898 value = cf->args->elts;
|
|
|
899 *np = ngx_atoi(value[1].data, value[1].len);
|
|
|
900 if (*np == NGX_ERROR) {
|
|
|
901 return "invalid number";
|
|
|
902 }
|
|
|
903
|
|
|
904 if (cmd->post) {
|
|
|
905 post = cmd->post;
|
|
|
906 return post->post_handler(cf, post, np);
|
|
|
907 }
|
|
|
908
|
|
|
909 return NGX_CONF_OK;
|
|
|
910 }
|
|
|
911
|
|
|
912
|
|
52
|
913 char *
|
|
|
914 ngx_conf_set_size_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
0
|
915 {
|
|
|
916 char *p = conf;
|
|
|
917
|
|
|
918 size_t *sp;
|
|
|
919 ngx_str_t *value;
|
|
|
920 ngx_conf_post_t *post;
|
|
|
921
|
|
|
922
|
|
|
923 sp = (size_t *) (p + cmd->offset);
|
|
|
924 if (*sp != NGX_CONF_UNSET_SIZE) {
|
|
|
925 return "is duplicate";
|
|
|
926 }
|
|
|
927
|
|
|
928 value = cf->args->elts;
|
|
|
929
|
|
|
930 *sp = ngx_parse_size(&value[1]);
|
|
|
931 if (*sp == (size_t) NGX_ERROR) {
|
|
|
932 return "invalid value";
|
|
|
933 }
|
|
|
934
|
|
|
935 if (cmd->post) {
|
|
|
936 post = cmd->post;
|
|
|
937 return post->post_handler(cf, post, sp);
|
|
|
938 }
|
|
|
939
|
|
|
940 return NGX_CONF_OK;
|
|
|
941 }
|
|
|
942
|
|
|
943
|
|
52
|
944 char *
|
|
|
945 ngx_conf_set_msec_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
0
|
946 {
|
|
|
947 char *p = conf;
|
|
|
948
|
|
|
949 ngx_msec_t *msp;
|
|
|
950 ngx_str_t *value;
|
|
|
951 ngx_conf_post_t *post;
|
|
|
952
|
|
|
953
|
|
|
954 msp = (ngx_msec_t *) (p + cmd->offset);
|
|
|
955 if (*msp != NGX_CONF_UNSET_MSEC) {
|
|
|
956 return "is duplicate";
|
|
|
957 }
|
|
|
958
|
|
|
959 value = cf->args->elts;
|
|
|
960
|
|
|
961 *msp = ngx_parse_time(&value[1], 0);
|
|
|
962 if (*msp == (ngx_msec_t) NGX_ERROR) {
|
|
|
963 return "invalid value";
|
|
|
964 }
|
|
|
965
|
|
|
966 if (*msp == (ngx_msec_t) NGX_PARSE_LARGE_TIME) {
|
|
|
967 return "value must be less than 597 hours";
|
|
|
968 }
|
|
|
969
|
|
|
970 if (cmd->post) {
|
|
|
971 post = cmd->post;
|
|
|
972 return post->post_handler(cf, post, msp);
|
|
|
973 }
|
|
|
974
|
|
|
975 return NGX_CONF_OK;
|
|
|
976 }
|
|
|
977
|
|
|
978
|
|
52
|
979 char *
|
|
|
980 ngx_conf_set_sec_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
0
|
981 {
|
|
|
982 char *p = conf;
|
|
|
983
|
|
|
984 time_t *sp;
|
|
|
985 ngx_str_t *value;
|
|
|
986 ngx_conf_post_t *post;
|
|
|
987
|
|
|
988
|
|
|
989 sp = (time_t *) (p + cmd->offset);
|
|
|
990 if (*sp != NGX_CONF_UNSET) {
|
|
|
991 return "is duplicate";
|
|
|
992 }
|
|
|
993
|
|
|
994 value = cf->args->elts;
|
|
|
995
|
|
|
996 *sp = ngx_parse_time(&value[1], 1);
|
|
|
997 if (*sp == NGX_ERROR) {
|
|
|
998 return "invalid value";
|
|
|
999 }
|
|
|
1000
|
|
|
1001 if (*sp == NGX_PARSE_LARGE_TIME) {
|
|
|
1002 return "value must be less than 68 years";
|
|
|
1003 }
|
|
|
1004
|
|
|
1005 if (cmd->post) {
|
|
|
1006 post = cmd->post;
|
|
|
1007 return post->post_handler(cf, post, sp);
|
|
|
1008 }
|
|
|
1009
|
|
|
1010 return NGX_CONF_OK;
|
|
|
1011 }
|
|
|
1012
|
|
|
1013
|
|
52
|
1014 char *
|
|
|
1015 ngx_conf_set_bufs_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
0
|
1016 {
|
|
|
1017 char *p = conf;
|
|
|
1018
|
|
|
1019 ngx_str_t *value;
|
|
|
1020 ngx_bufs_t *bufs;
|
|
|
1021
|
|
|
1022
|
|
|
1023 bufs = (ngx_bufs_t *) (p + cmd->offset);
|
|
|
1024 if (bufs->num) {
|
|
|
1025 return "is duplicate";
|
|
|
1026 }
|
|
|
1027
|
|
|
1028 value = cf->args->elts;
|
|
|
1029
|
|
|
1030 bufs->num = ngx_atoi(value[1].data, value[1].len);
|
|
|
1031 if (bufs->num == NGX_ERROR || bufs->num == 0) {
|
|
|
1032 return "invalid value";
|
|
|
1033 }
|
|
|
1034
|
|
|
1035 bufs->size = ngx_parse_size(&value[2]);
|
|
|
1036 if (bufs->size == (size_t) NGX_ERROR || bufs->size == 0) {
|
|
|
1037 return "invalid value";
|
|
|
1038 }
|
|
|
1039
|
|
|
1040 return NGX_CONF_OK;
|
|
|
1041 }
|
|
|
1042
|
|
|
1043
|
|
52
|
1044 char *
|
|
|
1045 ngx_conf_set_enum_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
0
|
1046 {
|
|
|
1047 char *p = conf;
|
|
|
1048
|
|
|
1049 ngx_uint_t *np, i;
|
|
|
1050 ngx_str_t *value;
|
|
|
1051 ngx_conf_enum_t *e;
|
|
|
1052
|
|
|
1053 np = (ngx_uint_t *) (p + cmd->offset);
|
|
|
1054
|
|
|
1055 if (*np != NGX_CONF_UNSET_UINT) {
|
|
|
1056 return "is duplicate";
|
|
|
1057 }
|
|
|
1058
|
|
|
1059 value = cf->args->elts;
|
|
|
1060 e = cmd->post;
|
|
|
1061
|
|
|
1062 for (i = 0; e[i].name.len != 0; i++) {
|
|
|
1063 if (e[i].name.len != value[1].len
|
|
|
1064 || ngx_strcasecmp(e[i].name.data, value[1].data) != 0)
|
|
|
1065 {
|
|
|
1066 continue;
|
|
|
1067 }
|
|
|
1068
|
|
|
1069 *np = e[i].value;
|
|
|
1070
|
|
|
1071 return NGX_CONF_OK;
|
|
|
1072 }
|
|
|
1073
|
|
|
1074 ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
|
|
|
1075 "invalid value \"%s\"", value[1].data);
|
|
|
1076
|
|
|
1077 return NGX_CONF_ERROR;
|
|
|
1078 }
|
|
|
1079
|
|
|
1080
|
|
52
|
1081 char *
|
|
|
1082 ngx_conf_set_bitmask_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
0
|
1083 {
|
|
|
1084 char *p = conf;
|
|
|
1085
|
|
|
1086 ngx_uint_t *np, i, m;
|
|
|
1087 ngx_str_t *value;
|
|
|
1088 ngx_conf_bitmask_t *mask;
|
|
|
1089
|
|
|
1090
|
|
|
1091 np = (ngx_uint_t *) (p + cmd->offset);
|
|
|
1092 value = cf->args->elts;
|
|
|
1093 mask = cmd->post;
|
|
|
1094
|
|
|
1095 for (i = 1; i < cf->args->nelts; i++) {
|
|
|
1096 for (m = 0; mask[m].name.len != 0; m++) {
|
|
|
1097
|
|
|
1098 if (mask[m].name.len != value[i].len
|
|
|
1099 || ngx_strcasecmp(mask[m].name.data, value[i].data) != 0)
|
|
|
1100 {
|
|
|
1101 continue;
|
|
|
1102 }
|
|
|
1103
|
|
|
1104 if (*np & mask[m].mask) {
|
|
|
1105 ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
|
|
|
1106 "duplicate value \"%s\"", value[i].data);
|
|
|
1107
|
|
|
1108 } else {
|
|
|
1109 *np |= mask[m].mask;
|
|
|
1110 }
|
|
|
1111
|
|
|
1112 break;
|
|
|
1113 }
|
|
|
1114
|
|
|
1115 if (mask[m].name.len == 0) {
|
|
|
1116 ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
|
|
|
1117 "invalid value \"%s\"", value[i].data);
|
|
|
1118
|
|
|
1119 return NGX_CONF_ERROR;
|
|
|
1120 }
|
|
|
1121 }
|
|
|
1122
|
|
|
1123 return NGX_CONF_OK;
|
|
|
1124 }
|
|
|
1125
|
|
|
1126
|
|
52
|
1127 char *
|
|
|
1128 ngx_conf_unsupported(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
0
|
1129 {
|
|
|
1130 return "unsupported on this platform";
|
|
|
1131 }
|
|
|
1132
|
|
|
1133
|
|
52
|
1134 char *
|
|
|
1135 ngx_conf_check_num_bounds(ngx_conf_t *cf, void *post, void *data)
|
|
0
|
1136 {
|
|
|
1137 ngx_conf_num_bounds_t *bounds = post;
|
|
|
1138 ngx_int_t *np = data;
|
|
|
1139
|
|
|
1140 if (bounds->high == -1) {
|
|
|
1141 if (*np >= bounds->low) {
|
|
|
1142 return NGX_CONF_OK;
|
|
|
1143 }
|
|
|
1144
|
|
|
1145 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
56
|
1146 "value must be equal or more than %i", bounds->low);
|
|
0
|
1147
|
|
|
1148 return NGX_CONF_ERROR;
|
|
|
1149 }
|
|
|
1150
|
|
|
1151 if (*np >= bounds->low && *np <= bounds->high) {
|
|
|
1152 return NGX_CONF_OK;
|
|
|
1153 }
|
|
|
1154
|
|
|
1155 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
56
|
1156 "value must be between %i and %i",
|
|
0
|
1157 bounds->low, bounds->high);
|
|
|
1158
|
|
|
1159 return NGX_CONF_ERROR;
|
|
|
1160 }
|
