Mercurial > hg > nginx
annotate src/http/ngx_http_special_response.c @ 4920:812c4765c954
Request body: fixed "501 Not Implemented" error handling.
It is not about "Method" but a generic message, and is expected to be used
e.g. if specified Transfer-Encoding is not supported. Fixed message to
match RFC 2616.
Additionally, disable keepalive on such errors as we won't be able to read
request body correctly if we don't understand Transfer-Encoding used.
author | Maxim Dounin <mdounin@mdounin.ru> |
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date | Wed, 21 Nov 2012 00:54:01 +0000 |
parents | 4a18bf1833a9 |
children | 7bd1c839af3b |
rev | line source |
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441
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2 /* |
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3 * Copyright (C) Igor Sysoev |
4412 | 4 * Copyright (C) Nginx, Inc. |
441
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5 */ |
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8 #include <ngx_config.h> |
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9 #include <ngx_core.h> |
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10 #include <ngx_http.h> |
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11 #include <nginx.h> |
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14 static ngx_int_t ngx_http_send_error_page(ngx_http_request_t *r, |
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15 ngx_http_err_page_t *err_page); |
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16 static ngx_int_t ngx_http_send_special_response(ngx_http_request_t *r, |
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17 ngx_http_core_loc_conf_t *clcf, ngx_uint_t err); |
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18 static ngx_int_t ngx_http_send_refresh(ngx_http_request_t *r); |
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19 |
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20 |
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21 static u_char ngx_http_error_full_tail[] = |
1592 | 22 "<hr><center>" NGINX_VER "</center>" CRLF |
23 "</body>" CRLF | |
24 "</html>" CRLF | |
25 ; | |
26 | |
27 | |
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28 static u_char ngx_http_error_tail[] = |
1592 | 29 "<hr><center>nginx</center>" CRLF |
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30 "</body>" CRLF |
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31 "</html>" CRLF |
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32 ; |
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33 |
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34 |
3316
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35 static u_char ngx_http_msie_padding[] = |
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36 "<!-- a padding to disable MSIE and Chrome friendly error page -->" CRLF |
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37 "<!-- a padding to disable MSIE and Chrome friendly error page -->" CRLF |
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38 "<!-- a padding to disable MSIE and Chrome friendly error page -->" CRLF |
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39 "<!-- a padding to disable MSIE and Chrome friendly error page -->" CRLF |
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40 "<!-- a padding to disable MSIE and Chrome friendly error page -->" CRLF |
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41 "<!-- a padding to disable MSIE and Chrome friendly error page -->" CRLF |
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42 ; |
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43 |
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44 |
679 | 45 static u_char ngx_http_msie_refresh_head[] = |
46 "<html><head><meta http-equiv=\"Refresh\" content=\"0; URL="; | |
47 | |
48 | |
49 static u_char ngx_http_msie_refresh_tail[] = | |
50 "\"></head><body></body></html>" CRLF; | |
51 | |
52 | |
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53 static char ngx_http_error_301_page[] = |
144
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54 "<html>" CRLF |
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55 "<head><title>301 Moved Permanently</title></head>" CRLF |
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56 "<body bgcolor=\"white\">" CRLF |
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57 "<center><h1>301 Moved Permanently</h1></center>" CRLF |
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58 ; |
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59 |
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60 |
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61 static char ngx_http_error_302_page[] = |
99
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62 "<html>" CRLF |
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63 "<head><title>302 Found</title></head>" CRLF |
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64 "<body bgcolor=\"white\">" CRLF |
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65 "<center><h1>302 Found</h1></center>" CRLF |
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66 ; |
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68 |
3631 | 69 static char ngx_http_error_303_page[] = |
70 "<html>" CRLF | |
71 "<head><title>303 See Other</title></head>" CRLF | |
72 "<body bgcolor=\"white\">" CRLF | |
73 "<center><h1>303 See Other</h1></center>" CRLF | |
74 ; | |
75 | |
76 | |
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77 static char ngx_http_error_307_page[] = |
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78 "<html>" CRLF |
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79 "<head><title>307 Temporary Redirect</title></head>" CRLF |
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80 "<body bgcolor=\"white\">" CRLF |
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81 "<center><h1>307 Temporary Redirect</h1></center>" CRLF |
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82 ; |
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83 |
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84 |
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85 static char ngx_http_error_400_page[] = |
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86 "<html>" CRLF |
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87 "<head><title>400 Bad Request</title></head>" CRLF |
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88 "<body bgcolor=\"white\">" CRLF |
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89 "<center><h1>400 Bad Request</h1></center>" CRLF |
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90 ; |
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91 |
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93 static char ngx_http_error_401_page[] = |
499 | 94 "<html>" CRLF |
503 | 95 "<head><title>401 Authorization Required</title></head>" CRLF |
499 | 96 "<body bgcolor=\"white\">" CRLF |
503 | 97 "<center><h1>401 Authorization Required</h1></center>" CRLF |
499 | 98 ; |
99 | |
100 | |
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101 static char ngx_http_error_402_page[] = |
499 | 102 "<html>" CRLF |
103 "<head><title>402 Payment Required</title></head>" CRLF | |
104 "<body bgcolor=\"white\">" CRLF | |
105 "<center><h1>402 Payment Required</h1></center>" CRLF | |
106 ; | |
107 | |
108 | |
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109 static char ngx_http_error_403_page[] = |
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110 "<html>" CRLF |
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111 "<head><title>403 Forbidden</title></head>" CRLF |
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112 "<body bgcolor=\"white\">" CRLF |
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113 "<center><h1>403 Forbidden</h1></center>" CRLF |
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114 ; |
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117 static char ngx_http_error_404_page[] = |
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118 "<html>" CRLF |
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119 "<head><title>404 Not Found</title></head>" CRLF |
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120 "<body bgcolor=\"white\">" CRLF |
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121 "<center><h1>404 Not Found</h1></center>" CRLF |
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122 ; |
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123 |
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124 |
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125 static char ngx_http_error_405_page[] = |
96
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126 "<html>" CRLF |
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127 "<head><title>405 Not Allowed</title></head>" CRLF |
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128 "<body bgcolor=\"white\">" CRLF |
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129 "<center><h1>405 Not Allowed</h1></center>" CRLF |
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130 ; |
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131 |
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133 static char ngx_http_error_406_page[] = |
499 | 134 "<html>" CRLF |
135 "<head><title>406 Not Acceptable</title></head>" CRLF | |
136 "<body bgcolor=\"white\">" CRLF | |
137 "<center><h1>406 Not Acceptable</h1></center>" CRLF | |
138 ; | |
139 | |
140 | |
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141 static char ngx_http_error_408_page[] = |
69
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142 "<html>" CRLF |
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143 "<head><title>408 Request Time-out</title></head>" CRLF |
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144 "<body bgcolor=\"white\">" CRLF |
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145 "<center><h1>408 Request Time-out</h1></center>" CRLF |
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146 ; |
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147 |
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148 |
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149 static char ngx_http_error_409_page[] = |
637 | 150 "<html>" CRLF |
151 "<head><title>409 Conflict</title></head>" CRLF | |
152 "<body bgcolor=\"white\">" CRLF | |
153 "<center><h1>409 Conflict</h1></center>" CRLF | |
154 ; | |
155 | |
156 | |
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157 static char ngx_http_error_410_page[] = |
499 | 158 "<html>" CRLF |
159 "<head><title>410 Gone</title></head>" CRLF | |
160 "<body bgcolor=\"white\">" CRLF | |
161 "<center><h1>410 Gone</h1></center>" CRLF | |
162 ; | |
163 | |
164 | |
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165 static char ngx_http_error_411_page[] = |
581 | 166 "<html>" CRLF |
167 "<head><title>411 Length Required</title></head>" CRLF | |
168 "<body bgcolor=\"white\">" CRLF | |
169 "<center><h1>411 Length Required</h1></center>" CRLF | |
170 ; | |
171 | |
172 | |
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173 static char ngx_http_error_412_page[] = |
1057 | 174 "<html>" CRLF |
175 "<head><title>412 Precondition Failed</title></head>" CRLF | |
176 "<body bgcolor=\"white\">" CRLF | |
177 "<center><h1>412 Precondition Failed</h1></center>" CRLF | |
178 ; | |
179 | |
180 | |
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181 static char ngx_http_error_413_page[] = |
162
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182 "<html>" CRLF |
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183 "<head><title>413 Request Entity Too Large</title></head>" CRLF |
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184 "<body bgcolor=\"white\">" CRLF |
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185 "<center><h1>413 Request Entity Too Large</h1></center>" CRLF |
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186 ; |
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187 |
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188 |
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189 static char ngx_http_error_414_page[] = |
67
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190 "<html>" CRLF |
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191 "<head><title>414 Request-URI Too Large</title></head>" CRLF |
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192 "<body bgcolor=\"white\">" CRLF |
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193 "<center><h1>414 Request-URI Too Large</h1></center>" CRLF |
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194 ; |
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195 |
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196 |
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197 static char ngx_http_error_415_page[] = |
637 | 198 "<html>" CRLF |
199 "<head><title>415 Unsupported Media Type</title></head>" CRLF | |
200 "<body bgcolor=\"white\">" CRLF | |
201 "<center><h1>415 Unsupported Media Type</h1></center>" CRLF | |
202 ; | |
203 | |
204 | |
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205 static char ngx_http_error_416_page[] = |
99
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206 "<html>" CRLF |
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207 "<head><title>416 Requested Range Not Satisfiable</title></head>" CRLF |
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208 "<body bgcolor=\"white\">" CRLF |
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209 "<center><h1>416 Requested Range Not Satisfiable</h1></center>" CRLF |
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210 ; |
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211 |
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212 |
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213 static char ngx_http_error_494_page[] = |
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214 "<html>" CRLF |
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215 "<head><title>400 Request Header Or Cookie Too Large</title></head>" |
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216 CRLF |
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217 "<body bgcolor=\"white\">" CRLF |
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218 "<center><h1>400 Bad Request</h1></center>" CRLF |
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219 "<center>Request Header Or Cookie Too Large</center>" CRLF |
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220 ; |
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221 |
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222 |
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223 static char ngx_http_error_495_page[] = |
647 | 224 "<html>" CRLF |
225 "<head><title>400 The SSL certificate error</title></head>" | |
226 CRLF | |
227 "<body bgcolor=\"white\">" CRLF | |
228 "<center><h1>400 Bad Request</h1></center>" CRLF | |
229 "<center>The SSL certificate error</center>" CRLF | |
230 ; | |
231 | |
232 | |
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233 static char ngx_http_error_496_page[] = |
647 | 234 "<html>" CRLF |
235 "<head><title>400 No required SSL certificate was sent</title></head>" | |
236 CRLF | |
237 "<body bgcolor=\"white\">" CRLF | |
238 "<center><h1>400 Bad Request</h1></center>" CRLF | |
239 "<center>No required SSL certificate was sent</center>" CRLF | |
240 ; | |
241 | |
242 | |
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243 static char ngx_http_error_497_page[] = |
384
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244 "<html>" CRLF |
396
6f3b20c1ac50
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384
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245 "<head><title>400 The plain HTTP request was sent to HTTPS port</title></head>" |
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384
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246 CRLF |
384
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247 "<body bgcolor=\"white\">" CRLF |
396
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384
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248 "<center><h1>400 Bad Request</h1></center>" CRLF |
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384
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249 "<center>The plain HTTP request was sent to HTTPS port</center>" CRLF |
384
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250 ; |
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251 |
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252 |
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253 static char ngx_http_error_500_page[] = |
47
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254 "<html>" CRLF |
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255 "<head><title>500 Internal Server Error</title></head>" CRLF |
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256 "<body bgcolor=\"white\">" CRLF |
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257 "<center><h1>500 Internal Server Error</h1></center>" CRLF |
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258 ; |
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259 |
26
53cb81681040
nginx-0.0.1-2002-12-15-09:25:09 import
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260 |
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261 static char ngx_http_error_501_page[] = |
233
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262 "<html>" CRLF |
4920
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263 "<head><title>501 Not Implemented</title></head>" CRLF |
233
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264 "<body bgcolor=\"white\">" CRLF |
4920
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Request body: fixed "501 Not Implemented" error handling.
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265 "<center><h1>501 Not Implemented</h1></center>" CRLF |
233
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266 ; |
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267 |
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268 |
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269 static char ngx_http_error_502_page[] = |
69
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270 "<html>" CRLF |
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271 "<head><title>502 Bad Gateway</title></head>" CRLF |
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272 "<body bgcolor=\"white\">" CRLF |
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273 "<center><h1>502 Bad Gateway</h1></center>" CRLF |
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274 ; |
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275 |
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276 |
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277 static char ngx_http_error_503_page[] = |
162
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278 "<html>" CRLF |
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279 "<head><title>503 Service Temporarily Unavailable</title></head>" CRLF |
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280 "<body bgcolor=\"white\">" CRLF |
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281 "<center><h1>503 Service Temporarily Unavailable</h1></center>" CRLF |
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282 ; |
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283 |
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284 |
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285 static char ngx_http_error_504_page[] = |
69
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286 "<html>" CRLF |
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287 "<head><title>504 Gateway Time-out</title></head>" CRLF |
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288 "<body bgcolor=\"white\">" CRLF |
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289 "<center><h1>504 Gateway Time-out</h1></center>" CRLF |
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290 ; |
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|
291 |
e43f406e4525
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|
292 |
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|
293 static char ngx_http_error_507_page[] = |
637 | 294 "<html>" CRLF |
295 "<head><title>507 Insufficient Storage</title></head>" CRLF | |
296 "<body bgcolor=\"white\">" CRLF | |
297 "<center><h1>507 Insufficient Storage</h1></center>" CRLF | |
298 ; | |
299 | |
300 | |
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301 static ngx_str_t ngx_http_error_pages[] = { |
499 | 302 |
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303 ngx_null_string, /* 201, 204 */ |
511 | 304 |
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305 #define NGX_HTTP_LAST_2XX 202 |
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306 #define NGX_HTTP_OFF_3XX (NGX_HTTP_LAST_2XX - 201) |
511 | 307 |
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308 /* ngx_null_string, */ /* 300 */ |
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309 ngx_string(ngx_http_error_301_page), |
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310 ngx_string(ngx_http_error_302_page), |
3631 | 311 ngx_string(ngx_http_error_303_page), |
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312 ngx_null_string, /* 304 */ |
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313 ngx_null_string, /* 305 */ |
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314 ngx_null_string, /* 306 */ |
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315 ngx_string(ngx_http_error_307_page), |
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316 |
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317 #define NGX_HTTP_LAST_3XX 308 |
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318 #define NGX_HTTP_OFF_4XX (NGX_HTTP_LAST_3XX - 301 + NGX_HTTP_OFF_3XX) |
499 | 319 |
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320 ngx_string(ngx_http_error_400_page), |
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321 ngx_string(ngx_http_error_401_page), |
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322 ngx_string(ngx_http_error_402_page), |
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323 ngx_string(ngx_http_error_403_page), |
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324 ngx_string(ngx_http_error_404_page), |
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325 ngx_string(ngx_http_error_405_page), |
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326 ngx_string(ngx_http_error_406_page), |
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327 ngx_null_string, /* 407 */ |
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328 ngx_string(ngx_http_error_408_page), |
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329 ngx_string(ngx_http_error_409_page), |
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330 ngx_string(ngx_http_error_410_page), |
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331 ngx_string(ngx_http_error_411_page), |
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332 ngx_string(ngx_http_error_412_page), |
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333 ngx_string(ngx_http_error_413_page), |
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334 ngx_string(ngx_http_error_414_page), |
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335 ngx_string(ngx_http_error_415_page), |
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336 ngx_string(ngx_http_error_416_page), |
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337 |
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338 #define NGX_HTTP_LAST_4XX 417 |
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339 #define NGX_HTTP_OFF_5XX (NGX_HTTP_LAST_4XX - 400 + NGX_HTTP_OFF_4XX) |
499 | 340 |
3848
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341 ngx_string(ngx_http_error_494_page), /* 494, request header too large */ |
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342 ngx_string(ngx_http_error_495_page), /* 495, https certificate error */ |
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343 ngx_string(ngx_http_error_496_page), /* 496, https no certificate */ |
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344 ngx_string(ngx_http_error_497_page), /* 497, http to https */ |
1672 | 345 ngx_string(ngx_http_error_404_page), /* 498, canceled */ |
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346 ngx_null_string, /* 499, client has closed connection */ |
335
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347 |
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348 ngx_string(ngx_http_error_500_page), |
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349 ngx_string(ngx_http_error_501_page), |
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350 ngx_string(ngx_http_error_502_page), |
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351 ngx_string(ngx_http_error_503_page), |
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352 ngx_string(ngx_http_error_504_page), |
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353 ngx_null_string, /* 505 */ |
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354 ngx_null_string, /* 506 */ |
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355 ngx_string(ngx_http_error_507_page) |
2696 | 356 |
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357 #define NGX_HTTP_LAST_5XX 508 |
2696 | 358 |
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359 }; |
24
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360 |
59
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361 |
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362 static ngx_str_t ngx_http_get_name = { 3, (u_char *) "GET " }; |
716
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363 |
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364 |
487 | 365 ngx_int_t |
366 ngx_http_special_response_handler(ngx_http_request_t *r, ngx_int_t error) | |
24
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367 { |
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368 ngx_uint_t i, err; |
176
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369 ngx_http_err_page_t *err_page; |
158
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370 ngx_http_core_loc_conf_t *clcf; |
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371 |
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372 ngx_log_debug3(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
2037 | 373 "http special response: %d, \"%V?%V\"", |
374 error, &r->uri, &r->args); | |
527 | 375 |
677 | 376 r->err_status = error; |
26
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377 |
2019 | 378 if (r->keepalive) { |
68
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379 switch (error) { |
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380 case NGX_HTTP_BAD_REQUEST: |
162
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381 case NGX_HTTP_REQUEST_ENTITY_TOO_LARGE: |
68
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382 case NGX_HTTP_REQUEST_URI_TOO_LARGE: |
384
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383 case NGX_HTTP_TO_HTTPS: |
647 | 384 case NGX_HTTPS_CERT_ERROR: |
385 case NGX_HTTPS_NO_CERT: | |
68
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386 case NGX_HTTP_INTERNAL_SERVER_ERROR: |
4920
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387 case NGX_HTTP_NOT_IMPLEMENTED: |
68
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388 r->keepalive = 0; |
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389 } |
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390 } |
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391 |
4201
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Stylistic change in checking the boolean expression.
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|
392 if (r->lingering_close) { |
88
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393 switch (error) { |
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394 case NGX_HTTP_BAD_REQUEST: |
384
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395 case NGX_HTTP_TO_HTTPS: |
647 | 396 case NGX_HTTPS_CERT_ERROR: |
397 case NGX_HTTPS_NO_CERT: | |
88
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398 r->lingering_close = 0; |
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399 } |
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400 } |
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401 |
675 | 402 r->headers_out.content_type.len = 0; |
403 | |
176
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404 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
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405 |
2174
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|
406 if (!r->error_page && clcf->error_pages && r->uri_changes != 0) { |
679 | 407 |
408 if (clcf->recursive_error_pages == 0) { | |
409 r->error_page = 1; | |
410 } | |
477 | 411 |
176
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412 err_page = clcf->error_pages->elts; |
477 | 413 |
176
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414 for (i = 0; i < clcf->error_pages->nelts; i++) { |
326
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
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323
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415 if (err_page[i].status == error) { |
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416 return ngx_http_send_error_page(r, &err_page[i]); |
176
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417 } |
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418 } |
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419 } |
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420 |
2436
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2192
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changeset
|
421 r->expect_tested = 1; |
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2192
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422 |
2191
808547aa8c12
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423 if (ngx_http_discard_request_body(r) != NGX_OK) { |
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424 error = NGX_HTTP_INTERNAL_SERVER_ERROR; |
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425 } |
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426 |
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427 if (clcf->msie_refresh |
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428 && r->headers_in.msie |
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429 && (error == NGX_HTTP_MOVED_PERMANENTLY |
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430 || error == NGX_HTTP_MOVED_TEMPORARILY)) |
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431 { |
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432 return ngx_http_send_refresh(r); |
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433 } |
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434 |
633 | 435 if (error == NGX_HTTP_CREATED) { |
436 /* 201 */ | |
437 err = 0; | |
438 | |
439 } else if (error == NGX_HTTP_NO_CONTENT) { | |
511 | 440 /* 204 */ |
441 err = 0; | |
442 | |
2696 | 443 } else if (error >= NGX_HTTP_MOVED_PERMANENTLY |
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444 && error < NGX_HTTP_LAST_3XX) |
2696 | 445 { |
176
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446 /* 3XX */ |
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447 err = error - NGX_HTTP_MOVED_PERMANENTLY + NGX_HTTP_OFF_3XX; |
176
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448 |
2696 | 449 } else if (error >= NGX_HTTP_BAD_REQUEST |
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450 && error < NGX_HTTP_LAST_4XX) |
2696 | 451 { |
176
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452 /* 4XX */ |
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453 err = error - NGX_HTTP_BAD_REQUEST + NGX_HTTP_OFF_4XX; |
176
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454 |
3845
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455 } else if (error >= NGX_HTTP_NGINX_CODES |
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456 && error < NGX_HTTP_LAST_5XX) |
2696 | 457 { |
335
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458 /* 49X, 5XX */ |
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459 err = error - NGX_HTTP_NGINX_CODES + NGX_HTTP_OFF_5XX; |
335
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460 switch (error) { |
384
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461 case NGX_HTTP_TO_HTTPS: |
647 | 462 case NGX_HTTPS_CERT_ERROR: |
463 case NGX_HTTPS_NO_CERT: | |
3848
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464 case NGX_HTTP_REQUEST_HEADER_TOO_LARGE: |
679 | 465 r->err_status = NGX_HTTP_BAD_REQUEST; |
384
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466 break; |
335
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467 } |
2696 | 468 |
469 } else { | |
470 /* unknown code, zero body */ | |
471 err = 0; | |
176
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472 } |
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473 |
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474 return ngx_http_send_special_response(r, clcf, err); |
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475 } |
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476 |
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477 |
2787
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478 ngx_int_t |
2821
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479 ngx_http_filter_finalize_request(ngx_http_request_t *r, ngx_module_t *m, |
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480 ngx_int_t error) |
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481 { |
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482 void *ctx; |
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483 ngx_int_t rc; |
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484 |
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485 ngx_http_clean_header(r); |
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486 |
2822 | 487 ctx = NULL; |
488 | |
2821
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489 if (m) { |
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490 ctx = r->ctx[m->ctx_index]; |
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491 } |
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492 |
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493 /* clear the modules contexts */ |
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494 ngx_memzero(r->ctx, sizeof(void *) * ngx_http_max_module); |
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495 |
2821
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496 if (m) { |
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497 r->ctx[m->ctx_index] = ctx; |
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498 } |
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499 |
2819
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500 r->filter_finalize = 1; |
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501 |
2787
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502 rc = ngx_http_special_response_handler(r, error); |
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503 |
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504 /* NGX_ERROR resets any pending data */ |
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505 |
2819
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506 switch (rc) { |
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507 |
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508 case NGX_OK: |
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509 case NGX_DONE: |
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510 return NGX_ERROR; |
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511 |
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512 default: |
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513 return rc; |
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514 } |
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515 } |
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516 |
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517 |
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518 void |
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519 ngx_http_clean_header(ngx_http_request_t *r) |
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520 { |
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521 ngx_memzero(&r->headers_out.status, |
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522 sizeof(ngx_http_headers_out_t) |
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523 - offsetof(ngx_http_headers_out_t, status)); |
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524 |
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525 r->headers_out.headers.part.nelts = 0; |
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526 r->headers_out.headers.part.next = NULL; |
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527 r->headers_out.headers.last = &r->headers_out.headers.part; |
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528 |
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529 r->headers_out.content_length_n = -1; |
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|
530 r->headers_out.last_modified_time = -1; |
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531 } |
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|
532 |
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|
533 |
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534 static ngx_int_t |
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535 ngx_http_send_error_page(ngx_http_request_t *r, ngx_http_err_page_t *err_page) |
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|
536 { |
2436
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|
537 ngx_int_t overwrite; |
2589
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|
538 ngx_str_t uri, args; |
1604
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|
539 ngx_table_elt_t *location; |
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|
540 ngx_http_core_loc_conf_t *clcf; |
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|
541 |
2436
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|
542 overwrite = err_page->overwrite; |
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|
543 |
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|
544 if (overwrite && overwrite != NGX_HTTP_OK) { |
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|
545 r->expect_tested = 1; |
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|
546 } |
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changeset
|
547 |
3781
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changeset
|
548 if (overwrite >= 0) { |
173a45374a97
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|
549 r->err_status = overwrite; |
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|
550 } |
1604
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|
551 |
2589
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|
552 if (ngx_http_complex_value(r, &err_page->value, &uri) != NGX_OK) { |
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|
553 return NGX_ERROR; |
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554 } |
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555 |
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556 if (uri.data[0] == '/') { |
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557 |
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558 if (err_page->value.lengths) { |
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559 ngx_http_split_args(r, &uri, &args); |
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560 |
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561 } else { |
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562 args = err_page->args; |
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563 } |
1922
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|
564 |
2192
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2191
diff
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|
565 if (r->method != NGX_HTTP_HEAD) { |
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566 r->method = NGX_HTTP_GET; |
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2191
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567 r->method_name = ngx_http_get_name; |
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568 } |
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569 |
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570 return ngx_http_internal_redirect(r, &uri, &args); |
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571 } |
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572 |
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573 if (uri.data[0] == '@') { |
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574 return ngx_http_named_location(r, &uri); |
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575 } |
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576 |
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577 location = ngx_list_push(&r->headers_out.headers); |
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578 |
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579 if (location == NULL) { |
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580 return NGX_ERROR; |
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581 } |
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582 |
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583 if (overwrite != NGX_HTTP_MOVED_PERMANENTLY |
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584 && overwrite != NGX_HTTP_MOVED_TEMPORARILY |
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585 && overwrite != NGX_HTTP_SEE_OTHER |
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586 && overwrite != NGX_HTTP_TEMPORARY_REDIRECT) |
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587 { |
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588 r->err_status = NGX_HTTP_MOVED_TEMPORARILY; |
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589 } |
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590 |
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591 location->hash = 1; |
3516
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ngx_str_set() and ngx_str_null()
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592 ngx_str_set(&location->key, "Location"); |
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593 location->value = uri; |
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594 |
4206
1a94a56a4e5d
Clear old Location header (if any) while adding a new one.
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|
595 ngx_http_clear_location(r); |
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596 |
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597 r->headers_out.location = location; |
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598 |
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599 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
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600 |
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601 if (clcf->msie_refresh && r->headers_in.msie) { |
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602 return ngx_http_send_refresh(r); |
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603 } |
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|
604 |
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605 return ngx_http_send_special_response(r, clcf, r->err_status |
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606 - NGX_HTTP_MOVED_PERMANENTLY |
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parents:
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|
607 + NGX_HTTP_OFF_3XX); |
1604
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608 } |
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|
609 |
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610 |
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611 static ngx_int_t |
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612 ngx_http_send_special_response(ngx_http_request_t *r, |
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613 ngx_http_core_loc_conf_t *clcf, ngx_uint_t err) |
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614 { |
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615 u_char *tail; |
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|
616 size_t len; |
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617 ngx_int_t rc; |
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618 ngx_buf_t *b; |
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|
619 ngx_uint_t msie_padding; |
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620 ngx_chain_t out[3]; |
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|
621 |
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622 if (clcf->server_tokens) { |
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623 len = sizeof(ngx_http_error_full_tail) - 1; |
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624 tail = ngx_http_error_full_tail; |
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|
625 |
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|
626 } else { |
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|
627 len = sizeof(ngx_http_error_tail) - 1; |
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628 tail = ngx_http_error_tail; |
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|
629 } |
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|
630 |
356
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nginx-0.0.7-2004-06-16-19:32:11 import
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|
631 msie_padding = 0; |
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632 |
3663
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|
633 if (ngx_http_error_pages[err].len) { |
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|
634 r->headers_out.content_length_n = ngx_http_error_pages[err].len + len; |
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|
635 if (clcf->msie_padding |
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|
636 && (r->headers_in.msie || r->headers_in.chrome) |
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|
637 && r->http_version >= NGX_HTTP_VERSION_10 |
4490
0cc1b430a0e6
Renamed constants and fixed off-by-one error in "msie_padding on" handling.
Ruslan Ermilov <ru@nginx.com>
parents:
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diff
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|
638 && err >= NGX_HTTP_OFF_4XX) |
3663
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|
639 { |
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|
640 r->headers_out.content_length_n += |
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|
641 sizeof(ngx_http_msie_padding) - 1; |
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|
642 msie_padding = 1; |
331
f168a88e93f7
nginx-0.0.3-2004-05-04-21:56:58 import
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parents:
326
diff
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|
643 } |
99
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
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parents:
98
diff
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|
644 |
3663
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|
645 r->headers_out.content_type_len = sizeof("text/html") - 1; |
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|
646 ngx_str_set(&r->headers_out.content_type, "text/html"); |
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|
647 r->headers_out.content_type_lowcase = NULL; |
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|
648 |
68
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nginx-0.0.1-2003-03-12-20:32:22 import
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diff
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|
649 } else { |
4146
55acacac22df
Fix for incorrect 201 replies from dav module.
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parents:
3860
diff
changeset
|
650 r->headers_out.content_length_n = 0; |
165
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nginx-0.0.1-2003-10-29-20:39:05 import
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651 } |
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|
652 |
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164
diff
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|
653 if (r->headers_out.content_length) { |
509 | 654 r->headers_out.content_length->hash = 0; |
153
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nginx-0.0.1-2003-10-21-20:49:56 import
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parents:
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diff
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|
655 r->headers_out.content_length = NULL; |
68
d549fdc17d7e
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parents:
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diff
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|
656 } |
24
77c7629a2627
nginx-0.0.1-2002-12-10-21:05:12 import
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parents:
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|
657 |
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|
658 ngx_http_clear_accept_ranges(r); |
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|
659 ngx_http_clear_last_modified(r); |
4746
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diff
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|
660 ngx_http_clear_etag(r); |
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661 |
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662 rc = ngx_http_send_header(r); |
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663 |
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664 if (rc == NGX_ERROR || r->header_only) { |
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665 return rc; |
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666 } |
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667 |
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668 if (ngx_http_error_pages[err].len == 0) { |
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changeset
|
669 return ngx_http_send_special(r, NGX_HTTP_LAST); |
1604
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|
670 } |
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671 |
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672 b = ngx_calloc_buf(r->pool); |
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673 if (b == NULL) { |
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674 return NGX_ERROR; |
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|
675 } |
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|
676 |
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677 b->memory = 1; |
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678 b->pos = ngx_http_error_pages[err].data; |
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679 b->last = ngx_http_error_pages[err].data + ngx_http_error_pages[err].len; |
1298
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680 |
1604
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681 out[0].buf = b; |
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682 out[0].next = &out[1]; |
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|
683 |
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684 b = ngx_calloc_buf(r->pool); |
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685 if (b == NULL) { |
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686 return NGX_ERROR; |
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|
687 } |
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|
688 |
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689 b->memory = 1; |
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|
690 |
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691 b->pos = tail; |
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692 b->last = tail + len; |
1298
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|
693 |
1604
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|
694 out[1].buf = b; |
2024 | 695 out[1].next = NULL; |
1604
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|
696 |
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697 if (msie_padding) { |
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698 b = ngx_calloc_buf(r->pool); |
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699 if (b == NULL) { |
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700 return NGX_ERROR; |
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|
701 } |
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|
702 |
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|
703 b->memory = 1; |
3316
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add MSIE padding for Chrome too
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parents:
2882
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changeset
|
704 b->pos = ngx_http_msie_padding; |
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|
705 b->last = ngx_http_msie_padding + sizeof(ngx_http_msie_padding) - 1; |
1298
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|
706 |
1604
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707 out[1].next = &out[2]; |
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708 out[2].buf = b; |
2024 | 709 out[2].next = NULL; |
1604
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|
710 } |
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|
711 |
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712 if (r == r->main) { |
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713 b->last_buf = 1; |
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|
714 } |
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|
715 |
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|
716 b->last_in_chain = 1; |
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|
717 |
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718 return ngx_http_output_filter(r, &out[0]); |
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|
719 } |
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720 |
679 | 721 |
1604
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722 static ngx_int_t |
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723 ngx_http_send_refresh(ngx_http_request_t *r) |
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724 { |
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|
725 u_char *p, *location; |
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726 size_t len, size; |
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|
727 uintptr_t escape; |
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|
728 ngx_int_t rc; |
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|
729 ngx_buf_t *b; |
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|
730 ngx_chain_t out; |
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|
731 |
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732 len = r->headers_out.location->value.len; |
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|
733 location = r->headers_out.location->value.data; |
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|
734 |
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|
735 escape = 2 * ngx_escape_uri(NULL, location, len, NGX_ESCAPE_REFRESH); |
1298
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|
736 |
1604
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|
737 size = sizeof(ngx_http_msie_refresh_head) - 1 |
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|
738 + escape + len |
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|
739 + sizeof(ngx_http_msie_refresh_tail) - 1; |
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|
740 |
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|
741 r->err_status = NGX_HTTP_OK; |
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|
742 |
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changeset
|
743 r->headers_out.content_type_len = sizeof("text/html") - 1; |
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents:
3316
diff
changeset
|
744 ngx_str_set(&r->headers_out.content_type, "text/html"); |
2882
896db5a09bd2
reset content_type hash value, this fixes a bug when XSLT responses
Igor Sysoev <igor@sysoev.ru>
parents:
2822
diff
changeset
|
745 r->headers_out.content_type_lowcase = NULL; |
1604
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|
746 |
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|
747 r->headers_out.location->hash = 0; |
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|
748 r->headers_out.location = NULL; |
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|
749 |
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changeset
|
750 r->headers_out.content_length_n = size; |
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|
751 |
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changeset
|
752 if (r->headers_out.content_length) { |
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parents:
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|
753 r->headers_out.content_length->hash = 0; |
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parents:
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|
754 r->headers_out.content_length = NULL; |
679 | 755 } |
756 | |
577 | 757 ngx_http_clear_accept_ranges(r); |
758 ngx_http_clear_last_modified(r); | |
4746
4a18bf1833a9
Entity tags: clear on entity changes.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4491
diff
changeset
|
759 ngx_http_clear_etag(r); |
577 | 760 |
103
6dfda4cf5200
nginx-0.0.1-2003-06-11-19:28:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
99
diff
changeset
|
761 rc = ngx_http_send_header(r); |
142
cb77c084acdb
nginx-0.0.1-2003-10-09-11:00:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
762 |
143
5526213be452
nginx-0.0.1-2003-10-10-19:10:50 import
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parents:
142
diff
changeset
|
763 if (rc == NGX_ERROR || r->header_only) { |
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|
764 return rc; |
103
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
765 } |
6dfda4cf5200
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parents:
99
diff
changeset
|
766 |
1604
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diff
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|
767 b = ngx_create_temp_buf(r->pool, size); |
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|
768 if (b == NULL) { |
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|
769 return NGX_ERROR; |
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|
770 } |
1592 | 771 |
1604
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|
772 p = ngx_cpymem(b->pos, ngx_http_msie_refresh_head, |
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parents:
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changeset
|
773 sizeof(ngx_http_msie_refresh_head) - 1); |
679 | 774 |
1604
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divide special response handling into several functions
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|
775 if (escape == 0) { |
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diff
changeset
|
776 p = ngx_cpymem(p, location, len); |
679 | 777 |
778 } else { | |
1604
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|
779 p = (u_char *) ngx_escape_uri(p, location, len, NGX_ESCAPE_REFRESH); |
103
6dfda4cf5200
nginx-0.0.1-2003-06-11-19:28:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
99
diff
changeset
|
780 } |
6dfda4cf5200
nginx-0.0.1-2003-06-11-19:28:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
99
diff
changeset
|
781 |
1604
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
782 b->last = ngx_cpymem(p, ngx_http_msie_refresh_tail, |
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changeset
|
783 sizeof(ngx_http_msie_refresh_tail) - 1); |
509 | 784 |
1604
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|
785 b->last_buf = 1; |
509 | 786 b->last_in_chain = 1; |
103
6dfda4cf5200
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Igor Sysoev <igor@sysoev.ru>
parents:
99
diff
changeset
|
787 |
1604
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divide special response handling into several functions
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diff
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|
788 out.buf = b; |
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divide special response handling into several functions
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|
789 out.next = NULL; |
501 | 790 |
1604
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
791 return ngx_http_output_filter(r, &out); |
24
77c7629a2627
nginx-0.0.1-2002-12-10-21:05:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
792 } |