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