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