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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 #include <ngx_http.h>
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10 #include <nginx.h>
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11
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12
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13 static u_char error_tail[] =
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14 "<hr><center>" NGINX_VER "</center>" CRLF
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15 "</body>" CRLF
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16 "</html>" CRLF
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17 ;
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18
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19
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50
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20 static u_char ngx_http_msie_stub[] =
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0
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21 "<!-- The padding to disable MSIE's friendly error page -->" CRLF
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22 "<!-- The padding to disable MSIE's friendly error page -->" CRLF
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23 "<!-- The padding to disable MSIE's friendly error page -->" CRLF
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24 "<!-- The padding to disable MSIE's friendly error page -->" CRLF
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25 "<!-- The padding to disable MSIE's friendly error page -->" CRLF
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26 "<!-- The padding to disable MSIE's friendly error page -->" CRLF
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27 ;
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28
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29
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228
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30 static u_char ngx_http_msie_refresh_head[] =
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31 "<html><head><meta http-equiv=\"Refresh\" content=\"0; URL=";
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32
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33
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34 static u_char ngx_http_msie_refresh_tail[] =
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35 "\"></head><body></body></html>" CRLF;
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36
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37
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0
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38 static char error_301_page[] =
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39 "<html>" CRLF
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40 "<head><title>301 Moved Permanently</title></head>" CRLF
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41 "<body bgcolor=\"white\">" CRLF
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42 "<center><h1>301 Moved Permanently</h1></center>" CRLF
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43 ;
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44
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45
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46 static char error_302_page[] =
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47 "<html>" CRLF
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48 "<head><title>302 Found</title></head>" CRLF
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49 "<body bgcolor=\"white\">" CRLF
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50 "<center><h1>302 Found</h1></center>" CRLF
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51 ;
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52
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53
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54 static char error_400_page[] =
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55 "<html>" CRLF
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56 "<head><title>400 Bad Request</title></head>" CRLF
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57 "<body bgcolor=\"white\">" CRLF
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58 "<center><h1>400 Bad Request</h1></center>" CRLF
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59 ;
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60
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61
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48
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62 static char error_401_page[] =
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63 "<html>" CRLF
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52
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64 "<head><title>401 Authorization Required</title></head>" CRLF
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48
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65 "<body bgcolor=\"white\">" CRLF
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52
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66 "<center><h1>401 Authorization Required</h1></center>" CRLF
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48
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67 ;
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68
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69
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70 static char error_402_page[] =
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71 "<html>" CRLF
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72 "<head><title>402 Payment Required</title></head>" CRLF
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73 "<body bgcolor=\"white\">" CRLF
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74 "<center><h1>402 Payment Required</h1></center>" CRLF
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75 ;
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76
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77
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0
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78 static char error_403_page[] =
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79 "<html>" CRLF
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80 "<head><title>403 Forbidden</title></head>" CRLF
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81 "<body bgcolor=\"white\">" CRLF
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82 "<center><h1>403 Forbidden</h1></center>" CRLF
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83 ;
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84
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85
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86 static char error_404_page[] =
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87 "<html>" CRLF
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88 "<head><title>404 Not Found</title></head>" CRLF
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89 "<body bgcolor=\"white\">" CRLF
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90 "<center><h1>404 Not Found</h1></center>" CRLF
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91 ;
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92
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93
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94 static char error_405_page[] =
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95 "<html>" CRLF
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96 "<head><title>405 Not Allowed</title></head>" CRLF
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97 "<body bgcolor=\"white\">" CRLF
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98 "<center><h1>405 Not Allowed</h1></center>" CRLF
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99 ;
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100
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101
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48
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102 static char error_406_page[] =
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103 "<html>" CRLF
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104 "<head><title>406 Not Acceptable</title></head>" CRLF
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105 "<body bgcolor=\"white\">" CRLF
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106 "<center><h1>406 Not Acceptable</h1></center>" CRLF
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107 ;
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108
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109
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0
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110 static char error_408_page[] =
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111 "<html>" CRLF
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112 "<head><title>408 Request Time-out</title></head>" CRLF
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113 "<body bgcolor=\"white\">" CRLF
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114 "<center><h1>408 Request Time-out</h1></center>" CRLF
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115 ;
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116
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117
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186
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118 static char error_409_page[] =
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119 "<html>" CRLF
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120 "<head><title>409 Conflict</title></head>" CRLF
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121 "<body bgcolor=\"white\">" CRLF
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122 "<center><h1>409 Conflict</h1></center>" CRLF
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123 ;
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124
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125
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48
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126 static char error_410_page[] =
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127 "<html>" CRLF
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128 "<head><title>410 Gone</title></head>" CRLF
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129 "<body bgcolor=\"white\">" CRLF
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130 "<center><h1>410 Gone</h1></center>" CRLF
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131 ;
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132
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133
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130
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134 static char error_411_page[] =
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135 "<html>" CRLF
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136 "<head><title>411 Length Required</title></head>" CRLF
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137 "<body bgcolor=\"white\">" CRLF
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138 "<center><h1>411 Length Required</h1></center>" CRLF
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139 ;
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140
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141
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276
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142 static char error_412_page[] =
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143 "<html>" CRLF
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144 "<head><title>412 Precondition Failed</title></head>" CRLF
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145 "<body bgcolor=\"white\">" CRLF
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146 "<center><h1>412 Precondition Failed</h1></center>" CRLF
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147 ;
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148
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149
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0
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150 static char error_413_page[] =
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151 "<html>" CRLF
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152 "<head><title>413 Request Entity Too Large</title></head>" CRLF
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153 "<body bgcolor=\"white\">" CRLF
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154 "<center><h1>413 Request Entity Too Large</h1></center>" CRLF
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155 ;
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156
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157
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158 static char error_414_page[] =
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159 "<html>" CRLF
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160 "<head><title>414 Request-URI Too Large</title></head>" CRLF
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161 "<body bgcolor=\"white\">" CRLF
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162 "<center><h1>414 Request-URI Too Large</h1></center>" CRLF
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163 ;
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164
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165
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186
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166 static char error_415_page[] =
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167 "<html>" CRLF
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168 "<head><title>415 Unsupported Media Type</title></head>" CRLF
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169 "<body bgcolor=\"white\">" CRLF
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170 "<center><h1>415 Unsupported Media Type</h1></center>" CRLF
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171 ;
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172
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173
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0
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174 static char error_416_page[] =
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175 "<html>" CRLF
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176 "<head><title>416 Requested Range Not Satisfiable</title></head>" CRLF
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177 "<body bgcolor=\"white\">" CRLF
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178 "<center><h1>416 Requested Range Not Satisfiable</h1></center>" CRLF
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179 ;
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180
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181
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196
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182 static char error_495_page[] =
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183 "<html>" CRLF
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184 "<head><title>400 The SSL certificate error</title></head>"
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185 CRLF
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186 "<body bgcolor=\"white\">" CRLF
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187 "<center><h1>400 Bad Request</h1></center>" CRLF
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188 "<center>The SSL certificate error</center>" CRLF
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189 ;
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190
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191
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192 static char error_496_page[] =
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193 "<html>" CRLF
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194 "<head><title>400 No required SSL certificate was sent</title></head>"
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195 CRLF
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196 "<body bgcolor=\"white\">" CRLF
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197 "<center><h1>400 Bad Request</h1></center>" CRLF
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198 "<center>No required SSL certificate was sent</center>" CRLF
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199 ;
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200
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201
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0
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202 static char error_497_page[] =
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203 "<html>" CRLF
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204 "<head><title>400 The plain HTTP request was sent to HTTPS port</title></head>"
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205 CRLF
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206 "<body bgcolor=\"white\">" CRLF
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207 "<center><h1>400 Bad Request</h1></center>" CRLF
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208 "<center>The plain HTTP request was sent to HTTPS port</center>" CRLF
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209 ;
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210
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211
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212 static char error_500_page[] =
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213 "<html>" CRLF
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214 "<head><title>500 Internal Server Error</title></head>" CRLF
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215 "<body bgcolor=\"white\">" CRLF
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216 "<center><h1>500 Internal Server Error</h1></center>" CRLF
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217 ;
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218
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219
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220 static char error_501_page[] =
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221 "<html>" CRLF
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222 "<head><title>501 Method Not Implemented</title></head>" CRLF
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223 "<body bgcolor=\"white\">" CRLF
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84
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224 "<center><h1>501 Method Not Implemented</h1></center>" CRLF
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0
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225 ;
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226
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227
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228 static char error_502_page[] =
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229 "<html>" CRLF
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230 "<head><title>502 Bad Gateway</title></head>" CRLF
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231 "<body bgcolor=\"white\">" CRLF
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232 "<center><h1>502 Bad Gateway</h1></center>" CRLF
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233 ;
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234
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235
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236 static char error_503_page[] =
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237 "<html>" CRLF
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238 "<head><title>503 Service Temporarily Unavailable</title></head>" CRLF
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239 "<body bgcolor=\"white\">" CRLF
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240 "<center><h1>503 Service Temporarily Unavailable</h1></center>" CRLF
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241 ;
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242
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243
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244 static char error_504_page[] =
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245 "<html>" CRLF
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246 "<head><title>504 Gateway Time-out</title></head>" CRLF
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247 "<body bgcolor=\"white\">" CRLF
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248 "<center><h1>504 Gateway Time-out</h1></center>" CRLF
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249 ;
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250
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251
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186
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252 static char error_507_page[] =
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253 "<html>" CRLF
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254 "<head><title>507 Insufficient Storage</title></head>" CRLF
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255 "<body bgcolor=\"white\">" CRLF
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256 "<center><h1>507 Insufficient Storage</h1></center>" CRLF
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257 ;
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258
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259
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0
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260 static ngx_str_t error_pages[] = {
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48
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261
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182
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262 ngx_null_string, /* 201, 204 */
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60
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263
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264 #define NGX_HTTP_LEVEL_200 1
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265
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48
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266 /* ngx_null_string, */ /* 300 */
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0
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267 ngx_string(error_301_page),
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268 ngx_string(error_302_page),
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269 ngx_null_string, /* 303 */
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270
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48
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271 #define NGX_HTTP_LEVEL_300 3
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272
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0
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273 ngx_string(error_400_page),
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48
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274 ngx_string(error_401_page),
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275 ngx_string(error_402_page),
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0
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276 ngx_string(error_403_page),
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277 ngx_string(error_404_page),
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278 ngx_string(error_405_page),
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48
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279 ngx_string(error_406_page),
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0
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280 ngx_null_string, /* 407 */
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281 ngx_string(error_408_page),
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186
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282 ngx_string(error_409_page),
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48
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283 ngx_string(error_410_page),
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130
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284 ngx_string(error_411_page),
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276
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285 ngx_string(error_412_page),
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0
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286 ngx_string(error_413_page),
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287 ngx_string(error_414_page),
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186
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288 ngx_string(error_415_page),
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0
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289 ngx_string(error_416_page),
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290
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48
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291 #define NGX_HTTP_LEVEL_400 17
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292
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196
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293 ngx_string(error_495_page), /* 495, https certificate error */
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294 ngx_string(error_496_page), /* 496, https no certificate */
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0
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295 ngx_string(error_497_page), /* 497, http to https */
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296 ngx_string(error_404_page), /* 498, invalid host name */
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48
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297 ngx_null_string, /* 499, client had closed connection */
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0
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298
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299 ngx_string(error_500_page),
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300 ngx_string(error_501_page),
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301 ngx_string(error_502_page),
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302 ngx_string(error_503_page),
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186
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303 ngx_string(error_504_page),
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304 ngx_null_string, /* 505 */
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305 ngx_null_string, /* 506 */
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306 ngx_string(error_507_page)
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0
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307 };
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308
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309
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236
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310 static ngx_str_t ngx_http_get_name = { 3, (u_char *) "GET " };
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311
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312
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36
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313 ngx_int_t
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314 ngx_http_special_response_handler(ngx_http_request_t *r, ngx_int_t error)
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0
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315 {
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228
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316 u_char *p;
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317 size_t msie_refresh;
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320
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318 uintptr_t escape;
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0
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319 ngx_int_t rc;
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222
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320 ngx_buf_t *b;
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228
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321 ngx_str_t *uri, *location;
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230
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322 ngx_uint_t i, n, err, msie_padding;
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50
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323 ngx_chain_t *out, *cl;
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0
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324 ngx_http_err_page_t *err_page;
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325 ngx_http_core_loc_conf_t *clcf;
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326
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76
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327 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
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328 "http special response: %d, \"%V\"", error, &r->uri);
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329
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0
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330 rc = ngx_http_discard_body(r);
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331
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332 if (rc == NGX_HTTP_INTERNAL_SERVER_ERROR) {
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333 error = NGX_HTTP_INTERNAL_SERVER_ERROR;
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334 }
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335
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226
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336 r->err_status = error;
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0
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337
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338 if (r->keepalive != 0) {
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339 switch (error) {
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340 case NGX_HTTP_BAD_REQUEST:
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341 case NGX_HTTP_REQUEST_ENTITY_TOO_LARGE:
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342 case NGX_HTTP_REQUEST_URI_TOO_LARGE:
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343 case NGX_HTTP_TO_HTTPS:
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196
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344 case NGX_HTTPS_CERT_ERROR:
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345 case NGX_HTTPS_NO_CERT:
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0
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346 case NGX_HTTP_INTERNAL_SERVER_ERROR:
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347 r->keepalive = 0;
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348 }
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349 }
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350
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351 if (r->lingering_close == 1) {
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352 switch (error) {
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353 case NGX_HTTP_BAD_REQUEST:
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354 case NGX_HTTP_TO_HTTPS:
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196
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355 case NGX_HTTPS_CERT_ERROR:
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356 case NGX_HTTPS_NO_CERT:
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0
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357 r->lingering_close = 0;
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358 }
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359 }
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360
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224
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361 r->headers_out.content_type.len = 0;
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362
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0
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363 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module);
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364
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228
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365 if (!r->error_page && clcf->error_pages) {
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366
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367 if (clcf->recursive_error_pages == 0) {
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368 r->error_page = 1;
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369 }
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26
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370
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0
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371 err_page = clcf->error_pages->elts;
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26
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372
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0
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373 for (i = 0; i < clcf->error_pages->nelts; i++) {
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26
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374
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0
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375 if (err_page[i].status == error) {
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104
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376 r->err_status = err_page[i].overwrite;
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26
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377
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88
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378 r->method = NGX_HTTP_GET;
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236
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379 r->method_name = ngx_http_get_name;
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88
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380
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222
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381 uri = &err_page[i].uri;
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382
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383 if (err_page[i].uri_lengths) {
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384 if (ngx_http_script_run(r, uri,
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385 err_page[i].uri_lengths->elts, 0,
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386 err_page[i].uri_values->elts)
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387 == NULL)
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388 {
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389 return NGX_ERROR;
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390 }
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230
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391
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392 if (r->zero_in_uri) {
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393 for (n = 0; n < uri->len; n++) {
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394 if (uri->data[n] == '\0') {
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395 goto zero;
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396 }
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397 }
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398
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399 r->zero_in_uri = 0;
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400 }
|
|
|
401
|
|
|
402 } else {
|
|
|
403 r->zero_in_uri = 0;
|
|
222
|
404 }
|
|
|
405
|
|
230
|
406 zero:
|
|
|
407
|
|
222
|
408 if (uri->data[0] == '/') {
|
|
|
409 return ngx_http_internal_redirect(r, uri, NULL);
|
|
104
|
410 }
|
|
|
411
|
|
|
412 r->headers_out.location =
|
|
|
413 ngx_list_push(&r->headers_out.headers);
|
|
|
414
|
|
|
415 if (r->headers_out.location) {
|
|
224
|
416 error = NGX_HTTP_MOVED_TEMPORARILY;
|
|
|
417
|
|
104
|
418 r->err_status = NGX_HTTP_MOVED_TEMPORARILY;
|
|
|
419
|
|
|
420 r->headers_out.location->hash = 1;
|
|
|
421 r->headers_out.location->key.len = sizeof("Location") - 1;
|
|
|
422 r->headers_out.location->key.data = (u_char *) "Location";
|
|
222
|
423 r->headers_out.location->value = *uri;
|
|
104
|
424
|
|
|
425 } else {
|
|
222
|
426 return NGX_ERROR;
|
|
104
|
427 }
|
|
0
|
428 }
|
|
|
429 }
|
|
|
430 }
|
|
|
431
|
|
182
|
432 if (error == NGX_HTTP_CREATED) {
|
|
|
433 /* 201 */
|
|
|
434 err = 0;
|
|
186
|
435 r->header_only = 1;
|
|
182
|
436
|
|
|
437 } else if (error == NGX_HTTP_NO_CONTENT) {
|
|
60
|
438 /* 204 */
|
|
|
439 err = 0;
|
|
|
440
|
|
|
441 } else if (error < NGX_HTTP_BAD_REQUEST) {
|
|
0
|
442 /* 3XX */
|
|
62
|
443 err = error - NGX_HTTP_MOVED_PERMANENTLY + NGX_HTTP_LEVEL_200;
|
|
0
|
444
|
|
136
|
445 } else if (error < NGX_HTTP_OWN_CODES) {
|
|
0
|
446 /* 4XX */
|
|
60
|
447 err = error - NGX_HTTP_BAD_REQUEST + NGX_HTTP_LEVEL_200
|
|
|
448 + NGX_HTTP_LEVEL_300;
|
|
0
|
449
|
|
|
450 } else {
|
|
|
451 /* 49X, 5XX */
|
|
136
|
452 err = error - NGX_HTTP_OWN_CODES + NGX_HTTP_LEVEL_200
|
|
60
|
453 + NGX_HTTP_LEVEL_300
|
|
48
|
454 + NGX_HTTP_LEVEL_400;
|
|
0
|
455 switch (error) {
|
|
|
456 case NGX_HTTP_TO_HTTPS:
|
|
196
|
457 case NGX_HTTPS_CERT_ERROR:
|
|
|
458 case NGX_HTTPS_NO_CERT:
|
|
228
|
459 r->err_status = NGX_HTTP_BAD_REQUEST;
|
|
0
|
460 error = NGX_HTTP_BAD_REQUEST;
|
|
|
461 break;
|
|
|
462 }
|
|
|
463 }
|
|
|
464
|
|
|
465 msie_padding = 0;
|
|
|
466
|
|
238
|
467 if (!r->zero_body) {
|
|
|
468 if (error_pages[err].len) {
|
|
|
469 r->headers_out.content_length_n = error_pages[err].len
|
|
|
470 + sizeof(error_tail) - 1;
|
|
0
|
471
|
|
238
|
472 if (clcf->msie_padding
|
|
|
473 && r->headers_in.msie
|
|
|
474 && r->http_version >= NGX_HTTP_VERSION_10
|
|
|
475 && error >= NGX_HTTP_BAD_REQUEST
|
|
|
476 && error != NGX_HTTP_REQUEST_URI_TOO_LARGE)
|
|
|
477 {
|
|
|
478 r->headers_out.content_length_n +=
|
|
|
479 sizeof(ngx_http_msie_stub) - 1;
|
|
|
480 msie_padding = 1;
|
|
|
481 }
|
|
|
482
|
|
|
483 r->headers_out.content_type.len = sizeof("text/html") - 1;
|
|
|
484 r->headers_out.content_type.data = (u_char *) "text/html";
|
|
|
485
|
|
|
486 } else {
|
|
|
487 r->headers_out.content_length_n = -1;
|
|
0
|
488 }
|
|
|
489
|
|
|
490 } else {
|
|
238
|
491 r->headers_out.content_length_n = 0;
|
|
|
492 err = 0;
|
|
0
|
493 }
|
|
|
494
|
|
|
495 if (r->headers_out.content_length) {
|
|
58
|
496 r->headers_out.content_length->hash = 0;
|
|
0
|
497 r->headers_out.content_length = NULL;
|
|
|
498 }
|
|
|
499
|
|
228
|
500 if (clcf->msie_refresh
|
|
|
501 && r->headers_in.msie
|
|
|
502 && (error == NGX_HTTP_MOVED_PERMANENTLY
|
|
|
503 || error == NGX_HTTP_MOVED_TEMPORARILY))
|
|
|
504 {
|
|
320
|
505
|
|
228
|
506 location = &r->headers_out.location->value;
|
|
320
|
507
|
|
|
508 escape = 2 * ngx_escape_uri(NULL, location->data, location->len,
|
|
|
509 NGX_ESCAPE_REFRESH);
|
|
|
510
|
|
228
|
511 msie_refresh = sizeof(ngx_http_msie_refresh_head) - 1
|
|
320
|
512 + escape + location->len
|
|
228
|
513 + sizeof(ngx_http_msie_refresh_tail) - 1;
|
|
|
514
|
|
|
515 r->err_status = NGX_HTTP_OK;
|
|
|
516 r->headers_out.content_type_len = sizeof("text/html") - 1;
|
|
|
517 r->headers_out.content_length_n = msie_refresh;
|
|
|
518 r->headers_out.location->hash = 0;
|
|
|
519 r->headers_out.location = NULL;
|
|
320
|
520
|
|
|
521 } else {
|
|
|
522 location = NULL;
|
|
|
523 escape = 0;
|
|
|
524 msie_refresh = 0;
|
|
228
|
525 }
|
|
|
526
|
|
126
|
527 ngx_http_clear_accept_ranges(r);
|
|
|
528 ngx_http_clear_last_modified(r);
|
|
|
529
|
|
0
|
530 rc = ngx_http_send_header(r);
|
|
|
531
|
|
|
532 if (rc == NGX_ERROR || r->header_only) {
|
|
|
533 return rc;
|
|
|
534 }
|
|
|
535
|
|
|
536
|
|
228
|
537 if (msie_refresh == 0) {
|
|
50
|
538
|
|
228
|
539 if (error_pages[err].len == 0) {
|
|
|
540 return NGX_OK;
|
|
|
541 }
|
|
50
|
542
|
|
|
543 b = ngx_calloc_buf(r->pool);
|
|
|
544 if (b == NULL) {
|
|
0
|
545 return NGX_ERROR;
|
|
|
546 }
|
|
50
|
547
|
|
0
|
548 b->memory = 1;
|
|
228
|
549 b->pos = error_pages[err].data;
|
|
|
550 b->last = error_pages[err].data + error_pages[err].len;
|
|
|
551
|
|
|
552 cl = ngx_alloc_chain_link(r->pool);
|
|
|
553 if (cl == NULL) {
|
|
|
554 return NGX_ERROR;
|
|
|
555 }
|
|
|
556
|
|
|
557 cl->buf = b;
|
|
|
558 out = cl;
|
|
|
559
|
|
|
560
|
|
|
561 b = ngx_calloc_buf(r->pool);
|
|
|
562 if (b == NULL) {
|
|
|
563 return NGX_ERROR;
|
|
|
564 }
|
|
|
565
|
|
|
566 b->memory = 1;
|
|
|
567 b->pos = error_tail;
|
|
|
568 b->last = error_tail + sizeof(error_tail) - 1;
|
|
0
|
569
|
|
50
|
570 cl->next = ngx_alloc_chain_link(r->pool);
|
|
|
571 if (cl->next == NULL) {
|
|
|
572 return NGX_ERROR;
|
|
|
573 }
|
|
|
574
|
|
|
575 cl = cl->next;
|
|
|
576 cl->buf = b;
|
|
228
|
577
|
|
|
578 if (msie_padding) {
|
|
|
579 b = ngx_calloc_buf(r->pool);
|
|
|
580 if (b == NULL) {
|
|
|
581 return NGX_ERROR;
|
|
|
582 }
|
|
|
583
|
|
|
584 b->memory = 1;
|
|
|
585 b->pos = ngx_http_msie_stub;
|
|
|
586 b->last = ngx_http_msie_stub + sizeof(ngx_http_msie_stub) - 1;
|
|
|
587
|
|
|
588 cl->next = ngx_alloc_chain_link(r->pool);
|
|
|
589 if (cl->next == NULL) {
|
|
|
590 return NGX_ERROR;
|
|
|
591 }
|
|
|
592
|
|
|
593 cl = cl->next;
|
|
|
594 cl->buf = b;
|
|
|
595 }
|
|
|
596
|
|
|
597 } else {
|
|
|
598 b = ngx_create_temp_buf(r->pool, msie_refresh);
|
|
|
599 if (b == NULL) {
|
|
|
600 return NGX_ERROR;
|
|
|
601 }
|
|
|
602
|
|
|
603 p = ngx_cpymem(b->pos, ngx_http_msie_refresh_head,
|
|
|
604 sizeof(ngx_http_msie_refresh_head) - 1);
|
|
|
605
|
|
320
|
606 if (escape == 0) {
|
|
|
607 p = ngx_cpymem(p, location->data, location->len);
|
|
|
608
|
|
|
609 } else {
|
|
|
610 p = (u_char *) ngx_escape_uri(p, location->data, location->len,
|
|
|
611 NGX_ESCAPE_REFRESH);
|
|
|
612 }
|
|
228
|
613
|
|
|
614 b->last = ngx_cpymem(p, ngx_http_msie_refresh_tail,
|
|
|
615 sizeof(ngx_http_msie_refresh_tail) - 1);
|
|
|
616
|
|
|
617 cl = ngx_alloc_chain_link(r->pool);
|
|
|
618 if (cl == NULL) {
|
|
|
619 return NGX_ERROR;
|
|
|
620 }
|
|
|
621
|
|
|
622 cl->buf = b;
|
|
|
623 out = cl;
|
|
0
|
624 }
|
|
|
625
|
|
146
|
626 if (r == r->main) {
|
|
58
|
627 b->last_buf = 1;
|
|
|
628 }
|
|
|
629
|
|
|
630 b->last_in_chain = 1;
|
|
0
|
631
|
|
50
|
632 cl->next = NULL;
|
|
|
633
|
|
0
|
634 return ngx_http_output_filter(r, out);
|
|
|
635 }
|
