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