Mercurial > hg > nginx-quic
annotate src/http/modules/proxy/ngx_http_proxy_handler.h @ 238:674f85a4d00f
nginx-0.0.1-2004-01-23-12:26:18 import
author | Igor Sysoev <igor@sysoev.ru> |
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date | Fri, 23 Jan 2004 09:26:18 +0000 |
parents | 71ce40b3c37b |
children | 6468241715e6 |
rev | line source |
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1 #ifndef _NGX_HTTP_PROXY_HANDLER_H_INCLUDED_ |
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2 #define _NGX_HTTP_PROXY_HANDLER_H_INCLUDED_ |
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3 |
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4 |
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5 #include <ngx_config.h> |
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6 #include <ngx_core.h> |
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7 #include <ngx_event.h> |
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8 #include <ngx_event_connect.h> |
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9 #include <ngx_event_pipe.h> |
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10 #include <ngx_http.h> |
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11 |
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12 |
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13 typedef enum { |
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14 NGX_HTTP_PROXY_CACHE_PASS = 1, |
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15 NGX_HTTP_PROXY_CACHE_BYPASS, |
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16 NGX_HTTP_PROXY_CACHE_AUTH, |
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17 NGX_HTTP_PROXY_CACHE_PGNC, |
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18 NGX_HTTP_PROXY_CACHE_MISS, |
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19 NGX_HTTP_PROXY_CACHE_EXPR, |
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20 NGX_HTTP_PROXY_CACHE_AGED, |
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21 NGX_HTTP_PROXY_CACHE_HIT |
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22 } ngx_http_proxy_state_e; |
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23 |
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24 |
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25 typedef enum { |
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26 NGX_HTTP_PROXY_CACHE_BPS = 1, |
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27 NGX_HTTP_PROXY_CACHE_XAE, |
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28 NGX_HTTP_PROXY_CACHE_CTL, |
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29 NGX_HTTP_PROXY_CACHE_EXP, |
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30 NGX_HTTP_PROXY_CACHE_MVD, |
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31 NGX_HTTP_PROXY_CACHE_LMF, |
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32 NGX_HTTP_PROXY_CACHE_PDE |
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33 } ngx_http_proxy_reason_e; |
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34 |
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35 |
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36 typedef struct { |
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37 ngx_str_t url; |
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38 ngx_str_t host; |
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39 ngx_str_t uri; |
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40 ngx_str_t host_header; |
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41 ngx_str_t port_text; |
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42 ngx_str_t *location; |
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43 int port; |
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44 } ngx_http_proxy_upstream_conf_t; |
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45 |
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46 |
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47 typedef struct { |
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48 ssize_t request_buffer_size; |
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49 ngx_msec_t connect_timeout; |
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50 ngx_msec_t send_timeout; |
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51 ssize_t header_buffer_size; |
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52 ngx_msec_t read_timeout; |
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53 |
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54 ngx_bufs_t bufs; |
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55 ssize_t busy_buffers_size; |
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56 |
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57 ssize_t max_temp_file_size; |
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58 ssize_t temp_file_write_size; |
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59 int cyclic_temp_file; |
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60 |
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61 int cache; |
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62 |
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63 int pass_server; |
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64 int pass_x_accel_expires; |
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65 |
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66 int ignore_expires; |
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67 int lm_factor; |
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68 int default_expires; |
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69 |
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70 int next_upstream; |
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71 int use_stale; |
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72 |
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73 ngx_path_t *cache_path; |
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74 ngx_path_t *temp_path; |
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75 |
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76 ngx_http_busy_lock_t *busy_lock; |
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77 |
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78 ngx_http_proxy_upstream_conf_t *upstream; |
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79 ngx_peers_t *peers; |
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80 } ngx_http_proxy_loc_conf_t; |
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81 |
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82 |
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83 /* |
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84 * "EXPR/10/5/- 200/EXP/60 4" |
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85 * "MISS/-/-/B 503/-/- -" |
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86 * "EXPR/10/20/SB HIT/-/- -" |
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87 * "EXPR/10/15/NB HIT/-/- -" |
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88 */ |
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89 |
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90 typedef struct { |
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91 ngx_http_proxy_state_e cache_state; |
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92 time_t expired; |
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93 time_t bl_time; |
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94 int bl_state; |
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95 |
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96 int status; |
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97 ngx_http_proxy_reason_e reason; |
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98 time_t time; |
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99 time_t expires; |
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100 |
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101 ngx_str_t *peer; |
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102 } ngx_http_proxy_state_t; |
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103 |
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104 |
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105 typedef struct { |
171
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106 ngx_table_t *headers; /* it must be first field */ |
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107 |
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108 ngx_table_elt_t *date; |
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109 ngx_table_elt_t *server; |
170
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110 |
171
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111 ngx_table_elt_t *expires; |
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112 ngx_table_elt_t *cache_control; |
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113 ngx_table_elt_t *x_accel_expires; |
164
84036764e215
nginx-0.0.1-2003-10-29-11:30:44 import
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163
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114 |
171
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115 ngx_table_elt_t *connection; |
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116 ngx_table_elt_t *content_type; |
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117 ngx_table_elt_t *content_length; |
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118 ngx_table_elt_t *last_modified; |
190
02a715e85df1
nginx-0.0.1-2003-11-19-00:34:08 import
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parents:
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diff
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119 ngx_table_elt_t *location; |
171
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120 ngx_table_elt_t *accept_ranges; |
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121 |
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122 off_t content_length_n; |
170
c42be4185301
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123 } ngx_http_proxy_headers_in_t; |
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124 |
137
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125 |
170
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126 typedef struct { |
171
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127 ngx_http_cache_ctx_t ctx; |
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128 int status; |
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129 ngx_str_t status_line; |
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130 |
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131 ngx_http_proxy_headers_in_t headers_in; |
170
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132 } ngx_http_proxy_cache_t; |
137
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133 |
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134 |
171
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135 typedef struct { |
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136 ngx_peer_connection_t peer; |
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137 int status; |
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138 ngx_str_t status_line; |
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139 int method; |
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140 |
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141 ngx_output_chain_ctx_t *output_chain_ctx; |
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142 ngx_event_pipe_t *event_pipe; |
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143 |
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144 ngx_http_proxy_headers_in_t headers_in; |
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145 } ngx_http_proxy_upstream_t; |
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146 |
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147 |
124
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148 typedef struct ngx_http_proxy_ctx_s ngx_http_proxy_ctx_t; |
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149 |
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150 struct ngx_http_proxy_ctx_s { |
137
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151 ngx_http_request_t *request; |
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152 ngx_http_proxy_loc_conf_t *lcf; |
171
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153 ngx_http_proxy_upstream_t *upstream; |
170
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154 ngx_http_proxy_cache_t *cache; |
124
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155 |
170
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156 ngx_hunk_t *header_in; |
124
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157 |
176
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175
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158 ngx_http_busy_lock_ctx_t busy_lock; |
170
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159 |
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160 unsigned accel:1; |
139
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nginx-0.0.1-2003-10-07-19:30:05 import
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parents:
138
diff
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|
161 |
170
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162 unsigned cachable:1; |
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163 unsigned stale:1; |
176
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175
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164 unsigned try_busy_lock:1; |
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175
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165 unsigned busy_locked:1; |
174
ea464a6c0581
nginx-0.0.1-2003-11-05-01:12:39 import
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parents:
172
diff
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166 unsigned valid_header_in:1; |
170
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parents:
169
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167 |
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168 unsigned request_sent:1; |
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parents:
169
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169 unsigned header_sent:1; |
139
54307053f185
nginx-0.0.1-2003-10-07-19:30:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
138
diff
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|
170 |
171
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nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
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|
171 |
138
3b168e12bd2d
nginx-0.0.1-2003-10-06-07:56:42 import
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parents:
137
diff
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|
172 /* used to parse an upstream HTTP header */ |
171
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173 int status; |
170
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174 char *status_start; |
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175 char *status_end; |
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176 int status_count; |
172
caa57ddf6d77
nginx-0.0.1-2003-11-04-01:20:44 import
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parents:
171
diff
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177 int parse_state; |
137
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178 |
172
caa57ddf6d77
nginx-0.0.1-2003-11-04-01:20:44 import
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parents:
171
diff
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|
179 ngx_http_proxy_state_t *state; |
170
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diff
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180 ngx_array_t states; /* of ngx_http_proxy_state_t */ |
169
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164
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|
181 |
170
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182 char *action; |
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183 ngx_http_log_ctx_t *saved_ctx; |
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184 ngx_log_handler_pt saved_handler; |
124
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185 }; |
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|
186 |
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|
187 |
191
71ce40b3c37b
nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
190
diff
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|
188 typedef struct { |
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parents:
190
diff
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189 u_int connection; |
71ce40b3c37b
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parents:
190
diff
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|
190 ngx_http_proxy_ctx_t *proxy; |
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parents:
190
diff
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|
191 } ngx_http_proxy_log_ctx_t; |
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parents:
190
diff
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|
192 |
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parents:
190
diff
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|
193 |
170
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diff
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194 #define NGX_HTTP_PROXY_PARSE_NO_HEADER 20 |
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parents:
169
diff
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|
195 |
172
caa57ddf6d77
nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
171
diff
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|
196 |
170
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197 #define NGX_HTTP_PROXY_FT_ERROR 2 |
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198 #define NGX_HTTP_PROXY_FT_TIMEOUT 4 |
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199 #define NGX_HTTP_PROXY_FT_INVALID_HEADER 8 |
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200 #define NGX_HTTP_PROXY_FT_HTTP_500 16 |
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201 #define NGX_HTTP_PROXY_FT_HTTP_404 32 |
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diff
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|
202 #define NGX_HTTP_PROXY_FT_BUSY_LOCK 64 |
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diff
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203 #define NGX_HTTP_PROXY_FT_MAX_WAITING 128 |
c42be4185301
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169
diff
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|
204 |
137
2a615b036870
nginx-0.0.1-2003-10-03-19:50:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
136
diff
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|
205 |
171
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206 int ngx_http_proxy_request_upstream(ngx_http_proxy_ctx_t *p); |
170
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207 |
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208 int ngx_http_proxy_get_cached_response(ngx_http_proxy_ctx_t *p); |
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209 int ngx_http_proxy_send_cached_response(ngx_http_proxy_ctx_t *p); |
172
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nginx-0.0.1-2003-11-04-01:20:44 import
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210 int ngx_http_proxy_is_cachable(ngx_http_proxy_ctx_t *p); |
171
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nginx-0.0.1-2003-11-03-20:33:31 import
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211 int ngx_http_proxy_update_cache(ngx_http_proxy_ctx_t *p); |
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212 |
189
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nginx-0.0.1-2003-11-18-19:49:00 import
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213 void ngx_http_proxy_check_broken_connection(ngx_event_t *wev); |
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214 |
176
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nginx-0.0.1-2003-11-09-23:03:38 import; separate building
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215 void ngx_http_proxy_busy_lock_handler(ngx_event_t *rev); |
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216 void ngx_http_proxy_cache_busy_lock(ngx_http_proxy_ctx_t *p); |
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217 void ngx_http_proxy_upstream_busy_lock(ngx_http_proxy_ctx_t *p); |
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218 |
171
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219 size_t ngx_http_proxy_log_error(void *data, char *buf, size_t len); |
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220 void ngx_http_proxy_finalize_request(ngx_http_proxy_ctx_t *p, int rc); |
175
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nginx-0.0.1-2003-11-05-20:03:41 import
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221 void ngx_http_proxy_close_connection(ngx_http_proxy_ctx_t *p); |
170
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222 |
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223 int ngx_http_proxy_parse_status_line(ngx_http_proxy_ctx_t *p); |
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224 int ngx_http_proxy_copy_header(ngx_http_proxy_ctx_t *p, |
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225 ngx_http_proxy_headers_in_t *headers_in); |
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226 |
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227 |
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nginx-0.0.1-2003-11-03-01:56:18 import
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228 |
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nginx-0.0.1-2003-11-03-01:56:18 import
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229 extern ngx_module_t ngx_http_proxy_module; |
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230 extern ngx_http_header_t ngx_http_proxy_headers_in[]; |
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231 |
160
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
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232 |
137
2a615b036870
nginx-0.0.1-2003-10-03-19:50:53 import
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136
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233 |
124
842a78cebbb7
nginx-0.0.1-2003-08-01-18:56:33 import
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234 #endif /* _NGX_HTTP_PROXY_HANDLER_H_INCLUDED_ */ |