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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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120
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14 static void ngx_conf_flush_files(ngx_cycle_t *cycle);
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0
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15
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16
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17 static ngx_command_t ngx_conf_commands[] = {
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18
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19 { ngx_string("include"),
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20 NGX_ANY_CONF|NGX_CONF_TAKE1,
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21 ngx_conf_include,
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22 0,
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23 0,
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24 NULL },
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25
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26 ngx_null_command
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27 };
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28
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29
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30 ngx_module_t ngx_conf_module = {
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58
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31 NGX_MODULE_V1,
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0
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32 NULL, /* module context */
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33 ngx_conf_commands, /* module directives */
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34 NGX_CONF_MODULE, /* module type */
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90
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35 NULL, /* init master */
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0
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36 NULL, /* init module */
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90
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37 NULL, /* init process */
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38 NULL, /* init thread */
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39 NULL, /* exit thread */
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120
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40 ngx_conf_flush_files, /* exit process */
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90
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41 NULL, /* exit master */
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42 NGX_MODULE_V1_PADDING
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0
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43 };
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44
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45
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46 /* The ten fixed arguments */
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47
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48 static int argument_number[] = {
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49 NGX_CONF_NOARGS,
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50 NGX_CONF_TAKE1,
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51 NGX_CONF_TAKE2,
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52 NGX_CONF_TAKE3,
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53 NGX_CONF_TAKE4,
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54 NGX_CONF_TAKE5,
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55 NGX_CONF_TAKE6,
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56 NGX_CONF_TAKE7
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57 };
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58
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59
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52
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60 char *
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61 ngx_conf_parse(ngx_conf_t *cf, ngx_str_t *filename)
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0
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62 {
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63 char *rv;
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64 ngx_fd_t fd;
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50
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65 ngx_int_t rc;
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92
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66 ngx_uint_t block;
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0
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67 ngx_conf_file_t *prev;
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68
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69 #if (NGX_SUPPRESS_WARN)
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70 fd = NGX_INVALID_FILE;
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71 prev = NULL;
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72 #endif
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73
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74 if (filename) {
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75
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76 /* open configuration file */
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77
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78 fd = ngx_open_file(filename->data, NGX_FILE_RDONLY, NGX_FILE_OPEN);
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79 if (fd == NGX_INVALID_FILE) {
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130
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80 ngx_conf_log_error(NGX_LOG_EMERG, cf, ngx_errno,
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81 ngx_open_file_n " \"%s\" failed", filename->data);
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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 prev = cf->conf_file;
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50
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86
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87 cf->conf_file = ngx_palloc(cf->pool, sizeof(ngx_conf_file_t));
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88 if (cf->conf_file == NULL) {
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0
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89 return NGX_CONF_ERROR;
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90 }
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91
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92 if (ngx_fd_info(fd, &cf->conf_file->file.info) == -1) {
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93 ngx_log_error(NGX_LOG_EMERG, cf->log, ngx_errno,
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10
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94 ngx_fd_info_n " \"%s\" failed", filename->data);
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0
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95 }
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96
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34
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97 cf->conf_file->buffer = ngx_create_temp_buf(cf->pool, ngx_pagesize);
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98 if (cf->conf_file->buffer == NULL) {
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0
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99 return NGX_CONF_ERROR;
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100 }
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101
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102 cf->conf_file->file.fd = fd;
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103 cf->conf_file->file.name.len = filename->len;
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104 cf->conf_file->file.name.data = filename->data;
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105 cf->conf_file->file.offset = 0;
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106 cf->conf_file->file.log = cf->log;;
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107 cf->conf_file->line = 1;
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92
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108
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109 block = 0;
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110
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111 } else {
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112 block = 1;
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0
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113 }
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114
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92
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115
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0
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116 for ( ;; ) {
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117 rc = ngx_conf_read_token(cf);
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118
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119 /*
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10
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120 * ngx_conf_read_token() may return
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92
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121 *
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10
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122 * NGX_ERROR there is error
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123 * NGX_OK the token terminated by ";" was found
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124 * NGX_CONF_BLOCK_START the token terminated by "{" was found
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125 * NGX_CONF_BLOCK_DONE the "}" was found
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126 * NGX_CONF_FILE_DONE the configuration file is done
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0
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127 */
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128
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129 if (rc == NGX_ERROR) {
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130 break;
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131 }
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132
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92
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133 if (rc == NGX_CONF_BLOCK_DONE) {
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134 block = 0;
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135 }
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136
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137 if (rc == NGX_CONF_FILE_DONE && block) {
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138 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
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139 "unexpected end of file in %s:%ui, expecting \"}\"",
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140 cf->conf_file->file.name.data,
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141 cf->conf_file->line);
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142 rc = NGX_ERROR;
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143 break;
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144 }
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145
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10
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146 if (rc != NGX_OK && rc != NGX_CONF_BLOCK_START) {
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0
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147 break;
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148 }
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149
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150 if (cf->handler) {
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151
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10
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152 /*
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153 * the custom handler, i.e., that is used in the http's
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154 * "types { ... }" directive
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155 */
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0
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156
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157 rv = (*cf->handler)(cf, NULL, cf->handler_conf);
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158 if (rv == NGX_CONF_OK) {
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159 continue;
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50
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160 }
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0
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161
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50
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162 if (rv == NGX_CONF_ERROR) {
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0
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163 rc = NGX_ERROR;
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164 break;
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165 }
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166
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167 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
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56
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168 "%s in %s:%ui",
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50
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169 rv, cf->conf_file->file.name.data,
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170 cf->conf_file->line);
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0
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171 rc = NGX_ERROR;
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172 break;
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173 }
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174
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50
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175
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176 rc = ngx_conf_handler(cf, rc);
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177
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0
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178 if (rc == NGX_ERROR) {
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179 break;
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180 }
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181 }
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182
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183
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0
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184 if (filename) {
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132
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185 ngx_pfree(cf->pool, cf->conf_file->buffer->start);
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186
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0
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187 cf->conf_file = prev;
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188
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189 if (ngx_close_file(fd) == NGX_FILE_ERROR) {
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190 ngx_log_error(NGX_LOG_ALERT, cf->log, ngx_errno,
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191 ngx_close_file_n " %s failed",
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192 cf->conf_file->file.name.data);
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193 return NGX_CONF_ERROR;
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194 }
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195 }
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196
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197 if (rc == NGX_ERROR) {
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198 return NGX_CONF_ERROR;
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199 }
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200
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201 return NGX_CONF_OK;
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202 }
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203
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204
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52
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205 static ngx_int_t
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206 ngx_conf_handler(ngx_conf_t *cf, ngx_int_t last)
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50
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207 {
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208 char *rv;
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209 void *conf, **confp;
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210 ngx_uint_t i, valid;
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211 ngx_str_t *name;
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212 ngx_command_t *cmd;
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213
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214 name = cf->args->elts;
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215
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216 for (i = 0; ngx_modules[i]; i++) {
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217
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218 /* look up the directive in the appropriate modules */
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219
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220 if (ngx_modules[i]->type != NGX_CONF_MODULE
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221 && ngx_modules[i]->type != cf->module_type)
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222 {
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223 continue;
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224 }
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225
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226 cmd = ngx_modules[i]->commands;
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227 if (cmd == NULL) {
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228 continue;
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229 }
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230
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231 while (cmd->name.len) {
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232
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233 if (name->len == cmd->name.len
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234 && ngx_strcmp(name->data, cmd->name.data) == 0)
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235 {
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236 /* is the directive's location right ? */
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237
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238 if (!(cmd->type & cf->cmd_type)) {
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239 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
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56
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240 "directive \"%s\" in %s:%ui "
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50
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241 "is not allowed here",
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242 name->data, cf->conf_file->file.name.data,
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243 cf->conf_file->line);
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244 return NGX_ERROR;
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245 }
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246
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247 if (!(cmd->type & NGX_CONF_BLOCK) && last != NGX_OK) {
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248 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
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56
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249 "directive \"%s\" in %s:%ui "
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50
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250 "is not terminated by \";\"",
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251 name->data, cf->conf_file->file.name.data,
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252 cf->conf_file->line);
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253 return NGX_ERROR;
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254 }
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255
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256 if ((cmd->type & NGX_CONF_BLOCK)
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257 && last != NGX_CONF_BLOCK_START)
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258 {
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259 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
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56
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260 "directive \"%s\" in %s:%ui "
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50
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261 "has not the opening \"{\"",
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262 name->data, cf->conf_file->file.name.data,
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263 cf->conf_file->line);
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264 return NGX_ERROR;
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265 }
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266
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267 /* is the directive's argument count right ? */
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268
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269 if (cmd->type & NGX_CONF_ANY) {
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270 valid = 1;
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271
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272 } else if (cmd->type & NGX_CONF_FLAG) {
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273
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274 if (cf->args->nelts == 2) {
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275 valid = 1;
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276 } else {
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277 valid = 0;
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278 }
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279
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280 } else if (cmd->type & NGX_CONF_1MORE) {
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281
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282 if (cf->args->nelts > 1) {
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283 valid = 1;
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284 } else {
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285 valid = 0;
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286 }
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287
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288 } else if (cmd->type & NGX_CONF_2MORE) {
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289
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290 if (cf->args->nelts > 2) {
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291 valid = 1;
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292 } else {
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293 valid = 0;
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294 }
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295
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60
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296 } else if (cf->args->nelts <= NGX_CONF_MAX_ARGS
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50
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297 && (cmd->type
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298 & argument_number[cf->args->nelts - 1]))
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299 {
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300 valid = 1;
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301
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302 } else {
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303 valid = 0;
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304 }
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305
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306 if (!valid) {
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307 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
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308 "invalid number arguments in "
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56
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309 "directive \"%s\" in %s:%ui",
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50
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310 name->data, cf->conf_file->file.name.data,
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311 cf->conf_file->line);
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312 return NGX_ERROR;
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313 }
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314
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315 /* set up the directive's configuration context */
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316
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317 conf = NULL;
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318
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319 if (cmd->type & NGX_DIRECT_CONF) {
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320 conf = ((void **) cf->ctx)[ngx_modules[i]->index];
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321
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322 } else if (cmd->type & NGX_MAIN_CONF) {
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323 conf = &(((void **) cf->ctx)[ngx_modules[i]->index]);
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324
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325 } else if (cf->ctx) {
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326 confp = *(void **) ((char *) cf->ctx + cmd->conf);
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327
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328 if (confp) {
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329 conf = confp[ngx_modules[i]->ctx_index];
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330 }
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331 }
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332
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333 rv = cmd->set(cf, cmd, conf);
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334
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335 if (rv == NGX_CONF_OK) {
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336 return NGX_OK;
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337 }
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338
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339 if (rv == NGX_CONF_ERROR) {
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340 return NGX_ERROR;
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341 }
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342
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343 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
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56
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344 "the \"%s\" directive %s in %s:%ui",
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50
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345 name->data, rv, cf->conf_file->file.name.data,
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346 cf->conf_file->line);
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347
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348 return NGX_ERROR;
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349 }
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350
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351 cmd++;
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352 }
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353 }
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354
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355 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
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56
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356 "unknown directive \"%s\" in %s:%ui",
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50
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357 name->data, cf->conf_file->file.name.data,
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358 cf->conf_file->line);
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359
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360 return NGX_ERROR;
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361 }
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362
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363
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52
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364 static ngx_int_t
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365 ngx_conf_read_token(ngx_conf_t *cf)
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0
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366 {
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367 u_char *start, ch, *src, *dst;
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368 int len;
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58
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369 int found, need_space, last_space, sharp_comment, variable;
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0
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370 int quoted, s_quoted, d_quoted;
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371 ssize_t n;
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372 ngx_str_t *word;
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373 ngx_buf_t *b;
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374
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375 found = 0;
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376 need_space = 0;
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377 last_space = 1;
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378 sharp_comment = 0;
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58
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379 variable = 0;
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0
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380 quoted = s_quoted = d_quoted = 0;
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381
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382 cf->args->nelts = 0;
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383 b = cf->conf_file->buffer;
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384 start = b->pos;
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385
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386 for ( ;; ) {
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387
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388 if (b->pos >= b->last) {
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389 if (cf->conf_file->file.offset
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36
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390 >= ngx_file_size(&cf->conf_file->file.info))
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391 {
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392 if (cf->args->nelts > 0) {
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393 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
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56
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394 "unexpected end of file in %s:%ui, "
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36
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395 "expecting \";\" or \"}\"",
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396 cf->conf_file->file.name.data,
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397 cf->conf_file->line);
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398 return NGX_ERROR;
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399 }
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400
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0
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401 return NGX_CONF_FILE_DONE;
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402 }
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403
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404 if (b->pos - start) {
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405 ngx_memcpy(b->start, start, b->pos - start);
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406 }
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407
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408 n = ngx_read_file(&cf->conf_file->file,
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409 b->start + (b->pos - start),
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410 b->end - (b->start + (b->pos - start)),
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411 cf->conf_file->file.offset);
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412
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413 if (n == NGX_ERROR) {
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414 return NGX_ERROR;
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415 }
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416
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417 b->pos = b->start + (b->pos - start);
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|
|
418 start = b->start;
|
|
|
419 b->last = b->pos + n;
|
|
|
420 }
|
|
|
421
|
|
|
422 ch = *b->pos++;
|
|
|
423
|
|
|
424 if (ch == LF) {
|
|
|
425 cf->conf_file->line++;
|
|
|
426
|
|
|
427 if (sharp_comment) {
|
|
|
428 sharp_comment = 0;
|
|
|
429 }
|
|
|
430 }
|
|
|
431
|
|
|
432 if (sharp_comment) {
|
|
|
433 continue;
|
|
|
434 }
|
|
|
435
|
|
|
436 if (quoted) {
|
|
|
437 quoted = 0;
|
|
|
438 continue;
|
|
|
439 }
|
|
|
440
|
|
|
441 if (need_space) {
|
|
|
442 if (ch == ' ' || ch == '\t' || ch == CR || ch == LF) {
|
|
|
443 last_space = 1;
|
|
|
444 need_space = 0;
|
|
|
445 continue;
|
|
|
446 }
|
|
|
447
|
|
10
|
448 if (ch == ';') {
|
|
0
|
449 return NGX_OK;
|
|
|
450 }
|
|
|
451
|
|
10
|
452 if (ch == '{') {
|
|
|
453 return NGX_CONF_BLOCK_START;
|
|
|
454 }
|
|
|
455
|
|
130
|
456 if (ch == ')') {
|
|
|
457 last_space = 1;
|
|
|
458 need_space = 0;
|
|
0
|
459
|
|
130
|
460 } else {
|
|
|
461 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
|
|
|
462 "unexpected \"%c\" in %s:%ui",
|
|
|
463 ch, cf->conf_file->file.name.data,
|
|
|
464 cf->conf_file->line);
|
|
|
465
|
|
|
466 return NGX_ERROR;
|
|
|
467 }
|
|
0
|
468 }
|
|
|
469
|
|
|
470 if (last_space) {
|
|
|
471 if (ch == ' ' || ch == '\t' || ch == CR || ch == LF) {
|
|
|
472 continue;
|
|
|
473 }
|
|
|
474
|
|
|
475 start = b->pos - 1;
|
|
|
476
|
|
|
477 switch (ch) {
|
|
|
478
|
|
|
479 case ';':
|
|
|
480 case '{':
|
|
|
481 if (cf->args->nelts == 0) {
|
|
|
482 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
|
|
56
|
483 "unexpected \"%c\" in %s:%ui",
|
|
0
|
484 ch, cf->conf_file->file.name.data,
|
|
|
485 cf->conf_file->line);
|
|
|
486 return NGX_ERROR;
|
|
|
487 }
|
|
|
488
|
|
10
|
489 if (ch == '{') {
|
|
|
490 return NGX_CONF_BLOCK_START;
|
|
|
491 }
|
|
|
492
|
|
0
|
493 return NGX_OK;
|
|
|
494
|
|
|
495 case '}':
|
|
66
|
496 if (cf->args->nelts != 0) {
|
|
0
|
497 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
|
|
56
|
498 "unexpected \"}\" in %s:%ui",
|
|
0
|
499 cf->conf_file->file.name.data,
|
|
|
500 cf->conf_file->line);
|
|
|
501 return NGX_ERROR;
|
|
|
502 }
|
|
|
503
|
|
|
504 return NGX_CONF_BLOCK_DONE;
|
|
|
505
|
|
|
506 case '#':
|
|
|
507 sharp_comment = 1;
|
|
|
508 continue;
|
|
|
509
|
|
|
510 case '\\':
|
|
|
511 quoted = 1;
|
|
|
512 last_space = 0;
|
|
|
513 continue;
|
|
|
514
|
|
|
515 case '"':
|
|
|
516 start++;
|
|
|
517 d_quoted = 1;
|
|
|
518 last_space = 0;
|
|
|
519 continue;
|
|
|
520
|
|
|
521 case '\'':
|
|
|
522 start++;
|
|
|
523 s_quoted = 1;
|
|
|
524 last_space = 0;
|
|
|
525 continue;
|
|
|
526
|
|
|
527 default:
|
|
|
528 last_space = 0;
|
|
|
529 }
|
|
|
530
|
|
|
531 } else {
|
|
58
|
532 if (ch == '{' && variable) {
|
|
|
533 continue;
|
|
|
534 }
|
|
|
535
|
|
|
536 variable = 0;
|
|
|
537
|
|
0
|
538 if (ch == '\\') {
|
|
|
539 quoted = 1;
|
|
|
540 continue;
|
|
|
541 }
|
|
|
542
|
|
58
|
543 if (ch == '$') {
|
|
|
544 variable = 1;
|
|
|
545 continue;
|
|
|
546 }
|
|
|
547
|
|
0
|
548 if (d_quoted) {
|
|
|
549 if (ch == '"') {
|
|
|
550 d_quoted = 0;
|
|
|
551 need_space = 1;
|
|
|
552 found = 1;
|
|
|
553 }
|
|
|
554
|
|
|
555 } else if (s_quoted) {
|
|
|
556 if (ch == '\'') {
|
|
|
557 s_quoted = 0;
|
|
|
558 need_space = 1;
|
|
|
559 found = 1;
|
|
|
560 }
|
|
|
561
|
|
|
562 } else if (ch == ' ' || ch == '\t' || ch == CR || ch == LF
|
|
|
563 || ch == ';' || ch == '{') {
|
|
|
564 last_space = 1;
|
|
|
565 found = 1;
|
|
|
566 }
|
|
|
567
|
|
|
568 if (found) {
|
|
50
|
569 word = ngx_array_push(cf->args);
|
|
|
570 if (word == NULL) {
|
|
0
|
571 return NGX_ERROR;
|
|
|
572 }
|
|
|
573
|
|
50
|
574 word->data = ngx_palloc(cf->pool, b->pos - start + 1);
|
|
|
575 if (word->data == NULL) {
|
|
0
|
576 return NGX_ERROR;
|
|
|
577 }
|
|
|
578
|
|
|
579 for (dst = word->data, src = start, len = 0;
|
|
|
580 src < b->pos - 1;
|
|
|
581 len++)
|
|
|
582 {
|
|
|
583 if (*src == '\\') {
|
|
|
584 switch (src[1]) {
|
|
|
585 case '"':
|
|
|
586 case '\'':
|
|
|
587 case '\\':
|
|
|
588 src++;
|
|
|
589 break;
|
|
|
590
|
|
|
591 case 't':
|
|
|
592 *dst++ = '\t';
|
|
|
593 src += 2;
|
|
|
594 continue;
|
|
|
595
|
|
|
596 case 'r':
|
|
|
597 *dst++ = '\r';
|
|
|
598 src += 2;
|
|
|
599 continue;
|
|
|
600
|
|
|
601 case 'n':
|
|
|
602 *dst++ = '\n';
|
|
|
603 src += 2;
|
|
|
604 continue;
|
|
|
605 }
|
|
|
606
|
|
|
607 }
|
|
|
608 *dst++ = *src++;
|
|
|
609 }
|
|
|
610 *dst = '\0';
|
|
|
611 word->len = len;
|
|
|
612
|
|
10
|
613 if (ch == ';') {
|
|
0
|
614 return NGX_OK;
|
|
|
615 }
|
|
|
616
|
|
10
|
617 if (ch == '{') {
|
|
|
618 return NGX_CONF_BLOCK_START;
|
|
|
619 }
|
|
|
620
|
|
0
|
621 found = 0;
|
|
|
622 }
|
|
|
623 }
|
|
|
624 }
|
|
|
625 }
|
|
|
626
|
|
|
627
|
|
52
|
628 static char *
|
|
|
629 ngx_conf_include(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
0
|
630 {
|
|
|
631 ngx_str_t *value, file;
|
|
|
632
|
|
|
633 value = cf->args->elts;
|
|
|
634 file = value[1];
|
|
|
635
|
|
112
|
636 if (ngx_conf_full_name(cf->cycle, &file) == NGX_ERROR) {
|
|
0
|
637 return NGX_CONF_ERROR;
|
|
|
638 }
|
|
|
639
|
|
|
640 ngx_log_debug1(NGX_LOG_DEBUG_CORE, cf->log, 0, "include %s", file.data);
|
|
|
641
|
|
|
642 return ngx_conf_parse(cf, &file);
|
|
|
643 }
|
|
|
644
|
|
|
645
|
|
52
|
646 ngx_int_t
|
|
|
647 ngx_conf_full_name(ngx_cycle_t *cycle, ngx_str_t *name)
|
|
0
|
648 {
|
|
|
649 u_char *p;
|
|
|
650 ngx_str_t old;
|
|
|
651
|
|
|
652 if (name->data[0] == '/') {
|
|
|
653 return NGX_OK;
|
|
|
654 }
|
|
|
655
|
|
10
|
656 #if (NGX_WIN32)
|
|
|
657
|
|
|
658 if (name->len > 2
|
|
|
659 && name->data[1] == ':'
|
|
|
660 && ((name->data[0] >= 'a' && name->data[0] <= 'z')
|
|
|
661 || (name->data[0] >= 'A' && name->data[0] <= 'Z')))
|
|
|
662 {
|
|
|
663 return NGX_OK;
|
|
|
664 }
|
|
|
665
|
|
|
666 #endif
|
|
|
667
|
|
0
|
668 old = *name;
|
|
|
669
|
|
|
670 name->len = cycle->root.len + old.len;
|
|
|
671
|
|
110
|
672 if (cycle->connections) {
|
|
50
|
673 name->data = ngx_palloc(cycle->pool, name->len + 1);
|
|
|
674 if (name->data == NULL) {
|
|
4
|
675 return NGX_ERROR;
|
|
|
676 }
|
|
|
677
|
|
|
678 } else {
|
|
|
679
|
|
|
680 /* the init_cycle */
|
|
|
681
|
|
50
|
682 name->data = ngx_alloc(name->len + 1, cycle->log);
|
|
|
683 if (name->data == NULL) {
|
|
4
|
684 return NGX_ERROR;
|
|
|
685 }
|
|
0
|
686 }
|
|
|
687
|
|
|
688 p = ngx_cpymem(name->data, cycle->root.data, cycle->root.len),
|
|
|
689 ngx_cpystrn(p, old.data, old.len + 1);
|
|
|
690
|
|
|
691 return NGX_OK;
|
|
|
692 }
|
|
|
693
|
|
|
694
|
|
52
|
695 ngx_open_file_t *
|
|
|
696 ngx_conf_open_file(ngx_cycle_t *cycle, ngx_str_t *name)
|
|
0
|
697 {
|
|
|
698 ngx_str_t full;
|
|
|
699 ngx_uint_t i;
|
|
|
700 ngx_list_part_t *part;
|
|
|
701 ngx_open_file_t *file;
|
|
|
702
|
|
|
703 #if (NGX_SUPPRESS_WARN)
|
|
|
704 full.len = 0;
|
|
|
705 full.data = NULL;
|
|
|
706 #endif
|
|
|
707
|
|
|
708 if (name) {
|
|
|
709 full = *name;
|
|
|
710
|
|
|
711 if (ngx_conf_full_name(cycle, &full) == NGX_ERROR) {
|
|
|
712 return NULL;
|
|
|
713 }
|
|
|
714
|
|
|
715 part = &cycle->open_files.part;
|
|
|
716 file = part->elts;
|
|
|
717
|
|
|
718 for (i = 0; /* void */ ; i++) {
|
|
|
719
|
|
|
720 if (i >= part->nelts) {
|
|
|
721 if (part->next == NULL) {
|
|
|
722 break;
|
|
|
723 }
|
|
|
724 part = part->next;
|
|
|
725 file = part->elts;
|
|
|
726 i = 0;
|
|
|
727 }
|
|
|
728
|
|
|
729 if (full.len != file[i].name.len) {
|
|
|
730 continue;
|
|
|
731 }
|
|
|
732
|
|
|
733 if (ngx_strcmp(full.data, file[i].name.data) == 0) {
|
|
|
734 return &file[i];
|
|
|
735 }
|
|
|
736 }
|
|
|
737 }
|
|
|
738
|
|
50
|
739 file = ngx_list_push(&cycle->open_files);
|
|
|
740 if (file == NULL) {
|
|
0
|
741 return NULL;
|
|
|
742 }
|
|
|
743
|
|
|
744 if (name) {
|
|
|
745 file->fd = NGX_INVALID_FILE;
|
|
|
746 file->name = full;
|
|
|
747
|
|
|
748 } else {
|
|
|
749 file->fd = ngx_stderr_fileno;
|
|
|
750 file->name.len = 0;
|
|
|
751 file->name.data = NULL;
|
|
|
752 }
|
|
|
753
|
|
120
|
754 file->buffer = NULL;
|
|
|
755
|
|
0
|
756 return file;
|
|
|
757 }
|
|
|
758
|
|
|
759
|
|
120
|
760 static void
|
|
|
761 ngx_conf_flush_files(ngx_cycle_t *cycle)
|
|
|
762 {
|
|
|
763 ngx_uint_t i;
|
|
|
764 ngx_list_part_t *part;
|
|
|
765 ngx_open_file_t *file;
|
|
|
766
|
|
|
767 ngx_log_debug0(NGX_LOG_DEBUG_CORE, cycle->log, 0, "flush files");
|
|
|
768
|
|
|
769 part = &cycle->open_files.part;
|
|
|
770 file = part->elts;
|
|
|
771
|
|
|
772 for (i = 0; /* void */ ; i++) {
|
|
|
773
|
|
|
774 if (i >= part->nelts) {
|
|
|
775 if (part->next == NULL) {
|
|
|
776 break;
|
|
|
777 }
|
|
|
778 part = part->next;
|
|
|
779 file = part->elts;
|
|
|
780 i = 0;
|
|
|
781 }
|
|
|
782
|
|
|
783 if (file[i].buffer == NULL || file[i].pos - file[i].buffer == 0) {
|
|
|
784 continue;
|
|
|
785 }
|
|
|
786
|
|
|
787 ngx_write_fd(file[i].fd, file[i].buffer, file[i].pos - file[i].buffer);
|
|
|
788 }
|
|
|
789 }
|
|
|
790
|
|
|
791
|
|
52
|
792 void ngx_cdecl
|
|
|
793 ngx_conf_log_error(ngx_uint_t level, ngx_conf_t *cf, ngx_err_t err,
|
|
|
794 char *fmt, ...)
|
|
0
|
795 {
|
|
10
|
796 u_char errstr[NGX_MAX_CONF_ERRSTR], *buf, *last;
|
|
0
|
797 va_list args;
|
|
|
798
|
|
10
|
799 last = errstr + NGX_MAX_CONF_ERRSTR;
|
|
|
800
|
|
0
|
801 va_start(args, fmt);
|
|
10
|
802 buf = ngx_vsnprintf(errstr, last - errstr, fmt, args);
|
|
0
|
803 va_end(args);
|
|
|
804
|
|
10
|
805 *buf = '\0';
|
|
|
806
|
|
0
|
807 if (err) {
|
|
10
|
808 buf = ngx_snprintf(buf, last - buf - 1, " (%d: ", err);
|
|
|
809 buf = ngx_strerror_r(err, buf, last - buf - 1);
|
|
|
810 *buf++ = ')';
|
|
|
811 *buf = '\0';
|
|
0
|
812 }
|
|
|
813
|
|
56
|
814 ngx_log_error(level, cf->log, 0, "%s in %s:%ui",
|
|
0
|
815 errstr, cf->conf_file->file.name.data, cf->conf_file->line);
|
|
|
816 }
|
|
|
817
|
|
|
818
|
|
52
|
819 char *
|
|
|
820 ngx_conf_set_flag_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
0
|
821 {
|
|
|
822 char *p = conf;
|
|
|
823
|
|
|
824 ngx_str_t *value;
|
|
|
825 ngx_flag_t *fp;
|
|
|
826 ngx_conf_post_t *post;
|
|
|
827
|
|
|
828 fp = (ngx_flag_t *) (p + cmd->offset);
|
|
|
829
|
|
|
830 if (*fp != NGX_CONF_UNSET) {
|
|
|
831 return "is duplicate";
|
|
|
832 }
|
|
|
833
|
|
|
834 value = cf->args->elts;
|
|
|
835
|
|
|
836 if (ngx_strcasecmp(value[1].data, "on") == 0) {
|
|
|
837 *fp = 1;
|
|
|
838
|
|
|
839 } else if (ngx_strcasecmp(value[1].data, "off") == 0) {
|
|
|
840 *fp = 0;
|
|
|
841
|
|
|
842 } else {
|
|
|
843 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
844 "invalid value \"%s\" in \"%s\" directive, "
|
|
|
845 "it must be \"on\" or \"off\"",
|
|
|
846 value[1].data, cmd->name.data);
|
|
|
847 return NGX_CONF_ERROR;
|
|
|
848 }
|
|
|
849
|
|
|
850 if (cmd->post) {
|
|
|
851 post = cmd->post;
|
|
|
852 return post->post_handler(cf, post, fp);
|
|
|
853 }
|
|
|
854
|
|
|
855 return NGX_CONF_OK;
|
|
|
856 }
|
|
|
857
|
|
|
858
|
|
52
|
859 char *
|
|
|
860 ngx_conf_set_str_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
0
|
861 {
|
|
|
862 char *p = conf;
|
|
|
863
|
|
|
864 ngx_str_t *field, *value;
|
|
|
865 ngx_conf_post_t *post;
|
|
|
866
|
|
|
867 field = (ngx_str_t *) (p + cmd->offset);
|
|
|
868
|
|
|
869 if (field->data) {
|
|
|
870 return "is duplicate";
|
|
|
871 }
|
|
|
872
|
|
|
873 value = cf->args->elts;
|
|
|
874
|
|
|
875 *field = value[1];
|
|
|
876
|
|
|
877 if (cmd->post) {
|
|
|
878 post = cmd->post;
|
|
|
879 return post->post_handler(cf, post, field);
|
|
|
880 }
|
|
|
881
|
|
|
882 return NGX_CONF_OK;
|
|
|
883 }
|
|
|
884
|
|
|
885
|
|
52
|
886 char *
|
|
58
|
887 ngx_conf_set_table_elt_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
|
888 {
|
|
|
889 char *p = conf;
|
|
|
890
|
|
|
891 ngx_str_t *value;
|
|
|
892 ngx_array_t **a;
|
|
|
893 ngx_table_elt_t *elt;
|
|
|
894 ngx_conf_post_t *post;
|
|
|
895
|
|
|
896 a = (ngx_array_t **) (p + cmd->offset);
|
|
|
897
|
|
|
898 if (*a == NULL) {
|
|
|
899 *a = ngx_array_create(cf->pool, 4, sizeof(ngx_table_elt_t));
|
|
|
900 if (*a == NULL) {
|
|
|
901 return NGX_CONF_ERROR;
|
|
|
902 }
|
|
|
903 }
|
|
|
904
|
|
|
905 elt = ngx_array_push(*a);
|
|
|
906 if (elt == NULL) {
|
|
|
907 return NGX_CONF_ERROR;
|
|
|
908 }
|
|
|
909
|
|
|
910 value = cf->args->elts;
|
|
|
911
|
|
|
912 elt->hash = 0;
|
|
|
913 elt->key = value[1];
|
|
|
914 elt->value = value[2];
|
|
|
915
|
|
|
916 if (cmd->post) {
|
|
|
917 post = cmd->post;
|
|
|
918 return post->post_handler(cf, post, elt);
|
|
|
919 }
|
|
|
920
|
|
|
921 return NGX_CONF_OK;
|
|
|
922 }
|
|
|
923
|
|
|
924
|
|
|
925 char *
|
|
52
|
926 ngx_conf_set_num_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
0
|
927 {
|
|
|
928 char *p = conf;
|
|
|
929
|
|
|
930 ngx_int_t *np;
|
|
|
931 ngx_str_t *value;
|
|
|
932 ngx_conf_post_t *post;
|
|
|
933
|
|
|
934
|
|
|
935 np = (ngx_int_t *) (p + cmd->offset);
|
|
|
936
|
|
|
937 if (*np != NGX_CONF_UNSET) {
|
|
|
938 return "is duplicate";
|
|
|
939 }
|
|
|
940
|
|
|
941 value = cf->args->elts;
|
|
|
942 *np = ngx_atoi(value[1].data, value[1].len);
|
|
|
943 if (*np == NGX_ERROR) {
|
|
|
944 return "invalid number";
|
|
|
945 }
|
|
|
946
|
|
|
947 if (cmd->post) {
|
|
|
948 post = cmd->post;
|
|
|
949 return post->post_handler(cf, post, np);
|
|
|
950 }
|
|
|
951
|
|
|
952 return NGX_CONF_OK;
|
|
|
953 }
|
|
|
954
|
|
|
955
|
|
52
|
956 char *
|
|
|
957 ngx_conf_set_size_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
0
|
958 {
|
|
|
959 char *p = conf;
|
|
|
960
|
|
|
961 size_t *sp;
|
|
|
962 ngx_str_t *value;
|
|
|
963 ngx_conf_post_t *post;
|
|
|
964
|
|
|
965
|
|
|
966 sp = (size_t *) (p + cmd->offset);
|
|
|
967 if (*sp != NGX_CONF_UNSET_SIZE) {
|
|
|
968 return "is duplicate";
|
|
|
969 }
|
|
|
970
|
|
|
971 value = cf->args->elts;
|
|
|
972
|
|
|
973 *sp = ngx_parse_size(&value[1]);
|
|
|
974 if (*sp == (size_t) NGX_ERROR) {
|
|
|
975 return "invalid value";
|
|
|
976 }
|
|
|
977
|
|
|
978 if (cmd->post) {
|
|
|
979 post = cmd->post;
|
|
|
980 return post->post_handler(cf, post, sp);
|
|
|
981 }
|
|
|
982
|
|
|
983 return NGX_CONF_OK;
|
|
|
984 }
|
|
|
985
|
|
|
986
|
|
52
|
987 char *
|
|
|
988 ngx_conf_set_msec_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
0
|
989 {
|
|
|
990 char *p = conf;
|
|
|
991
|
|
|
992 ngx_msec_t *msp;
|
|
|
993 ngx_str_t *value;
|
|
|
994 ngx_conf_post_t *post;
|
|
|
995
|
|
|
996
|
|
|
997 msp = (ngx_msec_t *) (p + cmd->offset);
|
|
|
998 if (*msp != NGX_CONF_UNSET_MSEC) {
|
|
|
999 return "is duplicate";
|
|
|
1000 }
|
|
|
1001
|
|
|
1002 value = cf->args->elts;
|
|
|
1003
|
|
|
1004 *msp = ngx_parse_time(&value[1], 0);
|
|
|
1005 if (*msp == (ngx_msec_t) NGX_ERROR) {
|
|
|
1006 return "invalid value";
|
|
|
1007 }
|
|
|
1008
|
|
|
1009 if (*msp == (ngx_msec_t) NGX_PARSE_LARGE_TIME) {
|
|
|
1010 return "value must be less than 597 hours";
|
|
|
1011 }
|
|
|
1012
|
|
|
1013 if (cmd->post) {
|
|
|
1014 post = cmd->post;
|
|
|
1015 return post->post_handler(cf, post, msp);
|
|
|
1016 }
|
|
|
1017
|
|
|
1018 return NGX_CONF_OK;
|
|
|
1019 }
|
|
|
1020
|
|
|
1021
|
|
52
|
1022 char *
|
|
|
1023 ngx_conf_set_sec_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
0
|
1024 {
|
|
|
1025 char *p = conf;
|
|
|
1026
|
|
|
1027 time_t *sp;
|
|
|
1028 ngx_str_t *value;
|
|
|
1029 ngx_conf_post_t *post;
|
|
|
1030
|
|
|
1031
|
|
|
1032 sp = (time_t *) (p + cmd->offset);
|
|
|
1033 if (*sp != NGX_CONF_UNSET) {
|
|
|
1034 return "is duplicate";
|
|
|
1035 }
|
|
|
1036
|
|
|
1037 value = cf->args->elts;
|
|
|
1038
|
|
|
1039 *sp = ngx_parse_time(&value[1], 1);
|
|
|
1040 if (*sp == NGX_ERROR) {
|
|
|
1041 return "invalid value";
|
|
|
1042 }
|
|
|
1043
|
|
|
1044 if (*sp == NGX_PARSE_LARGE_TIME) {
|
|
|
1045 return "value must be less than 68 years";
|
|
|
1046 }
|
|
|
1047
|
|
|
1048 if (cmd->post) {
|
|
|
1049 post = cmd->post;
|
|
|
1050 return post->post_handler(cf, post, sp);
|
|
|
1051 }
|
|
|
1052
|
|
|
1053 return NGX_CONF_OK;
|
|
|
1054 }
|
|
|
1055
|
|
|
1056
|
|
52
|
1057 char *
|
|
|
1058 ngx_conf_set_bufs_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
0
|
1059 {
|
|
|
1060 char *p = conf;
|
|
|
1061
|
|
|
1062 ngx_str_t *value;
|
|
|
1063 ngx_bufs_t *bufs;
|
|
|
1064
|
|
|
1065
|
|
|
1066 bufs = (ngx_bufs_t *) (p + cmd->offset);
|
|
|
1067 if (bufs->num) {
|
|
|
1068 return "is duplicate";
|
|
|
1069 }
|
|
|
1070
|
|
|
1071 value = cf->args->elts;
|
|
|
1072
|
|
|
1073 bufs->num = ngx_atoi(value[1].data, value[1].len);
|
|
|
1074 if (bufs->num == NGX_ERROR || bufs->num == 0) {
|
|
|
1075 return "invalid value";
|
|
|
1076 }
|
|
|
1077
|
|
|
1078 bufs->size = ngx_parse_size(&value[2]);
|
|
|
1079 if (bufs->size == (size_t) NGX_ERROR || bufs->size == 0) {
|
|
|
1080 return "invalid value";
|
|
|
1081 }
|
|
|
1082
|
|
|
1083 return NGX_CONF_OK;
|
|
|
1084 }
|
|
|
1085
|
|
|
1086
|
|
52
|
1087 char *
|
|
|
1088 ngx_conf_set_enum_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
0
|
1089 {
|
|
|
1090 char *p = conf;
|
|
|
1091
|
|
|
1092 ngx_uint_t *np, i;
|
|
|
1093 ngx_str_t *value;
|
|
|
1094 ngx_conf_enum_t *e;
|
|
|
1095
|
|
|
1096 np = (ngx_uint_t *) (p + cmd->offset);
|
|
|
1097
|
|
|
1098 if (*np != NGX_CONF_UNSET_UINT) {
|
|
|
1099 return "is duplicate";
|
|
|
1100 }
|
|
|
1101
|
|
|
1102 value = cf->args->elts;
|
|
|
1103 e = cmd->post;
|
|
|
1104
|
|
|
1105 for (i = 0; e[i].name.len != 0; i++) {
|
|
|
1106 if (e[i].name.len != value[1].len
|
|
|
1107 || ngx_strcasecmp(e[i].name.data, value[1].data) != 0)
|
|
|
1108 {
|
|
|
1109 continue;
|
|
|
1110 }
|
|
|
1111
|
|
|
1112 *np = e[i].value;
|
|
|
1113
|
|
|
1114 return NGX_CONF_OK;
|
|
|
1115 }
|
|
|
1116
|
|
|
1117 ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
|
|
|
1118 "invalid value \"%s\"", value[1].data);
|
|
|
1119
|
|
|
1120 return NGX_CONF_ERROR;
|
|
|
1121 }
|
|
|
1122
|
|
|
1123
|
|
52
|
1124 char *
|
|
|
1125 ngx_conf_set_bitmask_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
0
|
1126 {
|
|
|
1127 char *p = conf;
|
|
|
1128
|
|
|
1129 ngx_uint_t *np, i, m;
|
|
|
1130 ngx_str_t *value;
|
|
|
1131 ngx_conf_bitmask_t *mask;
|
|
|
1132
|
|
|
1133
|
|
|
1134 np = (ngx_uint_t *) (p + cmd->offset);
|
|
|
1135 value = cf->args->elts;
|
|
|
1136 mask = cmd->post;
|
|
|
1137
|
|
|
1138 for (i = 1; i < cf->args->nelts; i++) {
|
|
|
1139 for (m = 0; mask[m].name.len != 0; m++) {
|
|
|
1140
|
|
|
1141 if (mask[m].name.len != value[i].len
|
|
|
1142 || ngx_strcasecmp(mask[m].name.data, value[i].data) != 0)
|
|
|
1143 {
|
|
|
1144 continue;
|
|
|
1145 }
|
|
|
1146
|
|
|
1147 if (*np & mask[m].mask) {
|
|
|
1148 ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
|
|
|
1149 "duplicate value \"%s\"", value[i].data);
|
|
|
1150
|
|
|
1151 } else {
|
|
|
1152 *np |= mask[m].mask;
|
|
|
1153 }
|
|
|
1154
|
|
|
1155 break;
|
|
|
1156 }
|
|
|
1157
|
|
|
1158 if (mask[m].name.len == 0) {
|
|
|
1159 ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
|
|
|
1160 "invalid value \"%s\"", value[i].data);
|
|
|
1161
|
|
|
1162 return NGX_CONF_ERROR;
|
|
|
1163 }
|
|
|
1164 }
|
|
|
1165
|
|
|
1166 return NGX_CONF_OK;
|
|
|
1167 }
|
|
|
1168
|
|
|
1169
|
|
52
|
1170 char *
|
|
|
1171 ngx_conf_unsupported(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
0
|
1172 {
|
|
|
1173 return "unsupported on this platform";
|
|
|
1174 }
|
|
|
1175
|
|
|
1176
|
|
52
|
1177 char *
|
|
130
|
1178 ngx_conf_deprecated(ngx_conf_t *cf, void *post, void *data)
|
|
|
1179 {
|
|
|
1180 ngx_conf_deprecated_t *d = post;
|
|
|
1181
|
|
|
1182 ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
|
|
|
1183 "the \"%s\" directive is deprecated, "
|
|
|
1184 "use the \"%s\" directive instead",
|
|
|
1185 d->old_name, d->new_name);
|
|
|
1186
|
|
|
1187 return NGX_CONF_OK;
|
|
|
1188 }
|
|
|
1189
|
|
|
1190
|
|
|
1191 char *
|
|
52
|
1192 ngx_conf_check_num_bounds(ngx_conf_t *cf, void *post, void *data)
|
|
0
|
1193 {
|
|
|
1194 ngx_conf_num_bounds_t *bounds = post;
|
|
|
1195 ngx_int_t *np = data;
|
|
|
1196
|
|
|
1197 if (bounds->high == -1) {
|
|
|
1198 if (*np >= bounds->low) {
|
|
|
1199 return NGX_CONF_OK;
|
|
|
1200 }
|
|
|
1201
|
|
|
1202 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
56
|
1203 "value must be equal or more than %i", bounds->low);
|
|
0
|
1204
|
|
|
1205 return NGX_CONF_ERROR;
|
|
|
1206 }
|
|
|
1207
|
|
|
1208 if (*np >= bounds->low && *np <= bounds->high) {
|
|
|
1209 return NGX_CONF_OK;
|
|
|
1210 }
|
|
|
1211
|
|
|
1212 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
56
|
1213 "value must be between %i and %i",
|
|
0
|
1214 bounds->low, bounds->high);
|
|
|
1215
|
|
|
1216 return NGX_CONF_ERROR;
|
|
|
1217 }
|
