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