Mercurial > hg > nginx
annotate src/http/modules/ngx_http_log_module.c @ 645:4946078f0a79 release-0.3.44
nginx-0.3.44-RELEASE import
*) Feature: the "wait" parameter in the "include" SSI command.
*) Feature: the Ukrainian and Byelorussian characters were added to
koi-win conversion table.
*) Bugfix: in the SSI.
author | Igor Sysoev <igor@sysoev.ru> |
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date | Thu, 04 May 2006 15:32:46 +0000 |
parents | f971949ffb58 |
children | 400711951595 |
rev | line source |
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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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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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12 |
573 | 13 |
14 typedef struct { | |
15 ngx_str_t name; | |
16 ngx_array_t *ops; /* array of ngx_http_log_op_t */ | |
17 } ngx_http_log_fmt_t; | |
18 | |
19 typedef struct { | |
20 ngx_array_t formats; /* array of ngx_http_log_fmt_t */ | |
21 ngx_uint_t combined_used; /* unsigned combined_used:1 */ | |
22 } ngx_http_log_main_conf_t; | |
23 | |
24 typedef struct { | |
25 ngx_open_file_t *file; | |
633 | 26 time_t disk_full_time; |
573 | 27 ngx_array_t *ops; /* array of ngx_http_log_op_t */ |
28 } ngx_http_log_t; | |
29 | |
30 typedef struct { | |
31 ngx_array_t *logs; /* array of ngx_http_log_t */ | |
32 ngx_uint_t off; /* unsigned off:1 */ | |
33 } ngx_http_log_loc_conf_t; | |
34 | |
35 | |
36 typedef struct { | |
37 ngx_str_t name; | |
38 size_t len; | |
39 ngx_http_log_op_run_pt run; | |
40 } ngx_http_log_var_t; | |
41 | |
42 | |
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43 static u_char *ngx_http_log_addr(ngx_http_request_t *r, u_char *buf, |
497 | 44 ngx_http_log_op_t *op); |
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45 static u_char *ngx_http_log_connection(ngx_http_request_t *r, u_char *buf, |
497 | 46 ngx_http_log_op_t *op); |
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47 static u_char *ngx_http_log_pipe(ngx_http_request_t *r, u_char *buf, |
497 | 48 ngx_http_log_op_t *op); |
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49 static u_char *ngx_http_log_time(ngx_http_request_t *r, u_char *buf, |
497 | 50 ngx_http_log_op_t *op); |
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51 static u_char *ngx_http_log_msec(ngx_http_request_t *r, u_char *buf, |
497 | 52 ngx_http_log_op_t *op); |
53 static u_char *ngx_http_log_request_time(ngx_http_request_t *r, u_char *buf, | |
54 ngx_http_log_op_t *op); | |
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55 static u_char *ngx_http_log_status(ngx_http_request_t *r, u_char *buf, |
497 | 56 ngx_http_log_op_t *op); |
573 | 57 static u_char *ngx_http_log_bytes_sent(ngx_http_request_t *r, u_char *buf, |
497 | 58 ngx_http_log_op_t *op); |
577 | 59 static u_char *ngx_http_log_body_bytes_sent(ngx_http_request_t *r, |
573 | 60 u_char *buf, ngx_http_log_op_t *op); |
475 | 61 static u_char *ngx_http_log_request_length(ngx_http_request_t *r, u_char *buf, |
497 | 62 ngx_http_log_op_t *op); |
479 | 63 |
64 static size_t ngx_http_log_request_getlen(ngx_http_request_t *r, | |
497 | 65 uintptr_t data); |
479 | 66 static u_char *ngx_http_log_request(ngx_http_request_t *r, u_char *buf, |
497 | 67 ngx_http_log_op_t *op); |
479 | 68 |
501 | 69 static ngx_int_t ngx_http_log_header_in_compile(ngx_conf_t *cf, |
70 ngx_http_log_op_t *op, ngx_str_t *value); | |
479 | 71 static size_t ngx_http_log_header_in_getlen(ngx_http_request_t *r, |
497 | 72 uintptr_t data); |
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73 static u_char *ngx_http_log_header_in(ngx_http_request_t *r, u_char *buf, |
497 | 74 ngx_http_log_op_t *op); |
479 | 75 static size_t ngx_http_log_unknown_header_in_getlen(ngx_http_request_t *r, |
497 | 76 uintptr_t data); |
479 | 77 static u_char *ngx_http_log_unknown_header_in(ngx_http_request_t *r, |
497 | 78 u_char *buf, ngx_http_log_op_t *op); |
479 | 79 |
501 | 80 static ngx_int_t ngx_http_log_header_out_compile(ngx_conf_t *cf, |
81 ngx_http_log_op_t *op, ngx_str_t *value); | |
479 | 82 static size_t ngx_http_log_header_out_getlen(ngx_http_request_t *r, |
497 | 83 uintptr_t data); |
479 | 84 static u_char *ngx_http_log_header_out(ngx_http_request_t *r, u_char *buf, |
497 | 85 ngx_http_log_op_t *op); |
479 | 86 static size_t ngx_http_log_unknown_header_out_getlen(ngx_http_request_t *r, |
497 | 87 uintptr_t data); |
479 | 88 static u_char *ngx_http_log_unknown_header_out(ngx_http_request_t *r, |
497 | 89 u_char *buf, ngx_http_log_op_t *op); |
479 | 90 |
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91 static u_char *ngx_http_log_connection_header_out(ngx_http_request_t *r, |
497 | 92 u_char *buf, ngx_http_log_op_t *op); |
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93 static u_char *ngx_http_log_transfer_encoding_header_out(ngx_http_request_t *r, |
497 | 94 u_char *buf, ngx_http_log_op_t *op); |
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95 |
479 | 96 static ngx_table_elt_t *ngx_http_log_unknown_header(ngx_list_t *headers, |
497 | 97 ngx_str_t *value); |
479 | 98 |
501 | 99 static ngx_int_t ngx_http_log_variable_compile(ngx_conf_t *cf, |
100 ngx_http_log_op_t *op, ngx_str_t *value); | |
101 static size_t ngx_http_log_variable_getlen(ngx_http_request_t *r, | |
102 uintptr_t data); | |
103 static u_char *ngx_http_log_variable(ngx_http_request_t *r, u_char *buf, | |
104 ngx_http_log_op_t *op); | |
105 | |
106 | |
479 | 107 static ngx_int_t ngx_http_log_set_formats(ngx_conf_t *cf); |
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108 static void *ngx_http_log_create_main_conf(ngx_conf_t *cf); |
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109 static void *ngx_http_log_create_loc_conf(ngx_conf_t *cf); |
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110 static char *ngx_http_log_merge_loc_conf(ngx_conf_t *cf, void *parent, |
497 | 111 void *child); |
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112 static char *ngx_http_log_set_log(ngx_conf_t *cf, ngx_command_t *cmd, |
497 | 113 void *conf); |
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114 static char *ngx_http_log_set_format(ngx_conf_t *cf, ngx_command_t *cmd, |
497 | 115 void *conf); |
573 | 116 static char *ngx_http_log_compile_format(ngx_conf_t *cf, |
117 ngx_array_t *ops, ngx_array_t *args, ngx_uint_t s); | |
118 static ngx_int_t ngx_http_log_init(ngx_conf_t *cf); | |
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120 |
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121 static ngx_command_t ngx_http_log_commands[] = { |
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122 |
497 | 123 { ngx_string("log_format"), |
124 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_2MORE, | |
125 ngx_http_log_set_format, | |
126 NGX_HTTP_MAIN_CONF_OFFSET, | |
127 0, | |
128 NULL }, | |
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129 |
497 | 130 { ngx_string("access_log"), |
645 | 131 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF |
132 |NGX_CONF_TAKE123, | |
497 | 133 ngx_http_log_set_log, |
134 NGX_HTTP_LOC_CONF_OFFSET, | |
135 0, | |
136 NULL }, | |
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137 |
497 | 138 ngx_null_command |
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139 }; |
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140 |
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141 |
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142 ngx_http_module_t ngx_http_log_module_ctx = { |
509 | 143 ngx_http_log_set_formats, /* preconfiguration */ |
573 | 144 ngx_http_log_init, /* postconfiguration */ |
177
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146 ngx_http_log_create_main_conf, /* create main configuration */ |
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147 NULL, /* init main configuration */ |
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148 |
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149 NULL, /* create server configuration */ |
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150 NULL, /* merge server configuration */ |
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152 ngx_http_log_create_loc_conf, /* create location configration */ |
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153 ngx_http_log_merge_loc_conf /* merge location configration */ |
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154 }; |
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155 |
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157 ngx_module_t ngx_http_log_module = { |
509 | 158 NGX_MODULE_V1, |
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159 &ngx_http_log_module_ctx, /* module context */ |
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160 ngx_http_log_commands, /* module directives */ |
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161 NGX_HTTP_MODULE, /* module type */ |
541 | 162 NULL, /* init master */ |
573 | 163 NULL, /* init module */ |
541 | 164 NULL, /* init process */ |
165 NULL, /* init thread */ | |
166 NULL, /* exit thread */ | |
167 NULL, /* exit process */ | |
168 NULL, /* exit master */ | |
169 NGX_MODULE_V1_PADDING | |
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170 }; |
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172 |
573 | 173 static ngx_str_t http_access_log = ngx_string(NGX_HTTP_LOG_PATH); |
174 | |
175 | |
176 static ngx_str_t ngx_http_combined_fmt = | |
581 | 177 ngx_string("$remote_addr - $remote_user [$time_local] " |
577 | 178 "\"$request\" $status $body_bytes_sent " |
573 | 179 "\"$http_referer\" \"$http_user_agent\""); |
119
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181 |
573 | 182 static ngx_http_log_var_t ngx_http_log_vars[] = { |
183 { ngx_string("connection"), NGX_ATOMIC_T_LEN, ngx_http_log_connection }, | |
184 { ngx_string("pipe"), 1, ngx_http_log_pipe }, | |
581 | 185 { ngx_string("time_local"), sizeof("28/Sep/1970:12:00:00 +0600") - 1, |
573 | 186 ngx_http_log_time }, |
187 { ngx_string("msec"), NGX_TIME_T_LEN + 4, ngx_http_log_msec }, | |
188 { ngx_string("request_time"), NGX_TIME_T_LEN, ngx_http_log_request_time }, | |
189 { ngx_string("status"), 3, ngx_http_log_status }, | |
190 { ngx_string("bytes_sent"), NGX_OFF_T_LEN, ngx_http_log_bytes_sent }, | |
577 | 191 { ngx_string("body_bytes_sent"), NGX_OFF_T_LEN, |
192 ngx_http_log_body_bytes_sent }, | |
573 | 193 { ngx_string("apache_bytes_sent"), NGX_OFF_T_LEN, |
577 | 194 ngx_http_log_body_bytes_sent }, |
573 | 195 { ngx_string("request_length"), NGX_SIZE_T_LEN, |
196 ngx_http_log_request_length }, | |
197 | |
198 { ngx_null_string, 0, NULL } | |
199 }; | |
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200 |
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201 |
573 | 202 ngx_http_log_op_name_t ngx_http_log_fmt_ops[] = { |
479 | 203 { ngx_string("addr"), INET_ADDRSTRLEN - 1, NULL, NULL, ngx_http_log_addr }, |
493 | 204 { ngx_string("conn"), NGX_ATOMIC_T_LEN, NULL, NULL, |
205 ngx_http_log_connection }, | |
479 | 206 { ngx_string("pipe"), 1, NULL, NULL, ngx_http_log_pipe }, |
489 | 207 { ngx_string("time"), sizeof("28/Sep/1970:12:00:00 +0600") - 1, |
479 | 208 NULL, NULL, ngx_http_log_time }, |
209 { ngx_string("msec"), NGX_TIME_T_LEN + 4, NULL, NULL, ngx_http_log_msec }, | |
497 | 210 { ngx_string("request_time"), NGX_TIME_T_LEN, NULL, NULL, |
211 ngx_http_log_request_time }, | |
479 | 212 { ngx_string("status"), 3, NULL, NULL, ngx_http_log_status }, |
573 | 213 { ngx_string("length"), NGX_OFF_T_LEN, |
214 NULL, NULL, ngx_http_log_bytes_sent }, | |
479 | 215 { ngx_string("apache_length"), NGX_OFF_T_LEN, |
577 | 216 NULL, NULL, ngx_http_log_body_bytes_sent }, |
477 | 217 { ngx_string("request_length"), NGX_SIZE_T_LEN, |
493 | 218 NULL, NULL, ngx_http_log_request_length }, |
479 | 219 |
220 { ngx_string("request"), 0, NULL, | |
493 | 221 ngx_http_log_request_getlen, |
222 ngx_http_log_request }, | |
479 | 223 |
501 | 224 { ngx_string("i"), 0, ngx_http_log_header_in_compile, NULL, |
479 | 225 ngx_http_log_header_in }, |
501 | 226 { ngx_string("o"), 0, ngx_http_log_header_out_compile, NULL, |
479 | 227 ngx_http_log_header_out }, |
501 | 228 { ngx_string("v"), 0, ngx_http_log_variable_compile, NULL, |
229 ngx_http_log_variable }, | |
479 | 230 |
231 { ngx_null_string, 0, NULL, NULL, NULL } | |
176
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232 }; |
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233 |
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234 |
497 | 235 ngx_int_t |
236 ngx_http_log_handler(ngx_http_request_t *r) | |
26
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237 { |
290
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238 ngx_uint_t i, l; |
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239 u_char *line, *p; |
176
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240 size_t len; |
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241 ngx_http_log_t *log; |
571 | 242 ngx_open_file_t *file; |
176
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243 ngx_http_log_op_t *op; |
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244 ngx_http_log_loc_conf_t *lcf; |
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245 |
210
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246 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
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247 "http log handler"); |
28
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248 |
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249 lcf = ngx_http_get_module_loc_conf(r, ngx_http_log_module); |
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250 |
427
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251 if (lcf->off) { |
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252 return NGX_OK; |
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253 } |
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254 |
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255 log = lcf->logs->elts; |
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256 for (l = 0; l < lcf->logs->nelts; l++) { |
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257 |
633 | 258 if (ngx_time() == log[l].disk_full_time) { |
259 | |
260 /* | |
261 * On FreeBSD writing to a full filesystem with enabled softupdates | |
262 * may block process for much longer time than writing to non-full | |
263 * filesystem, so we skip writing the log for one second. | |
264 */ | |
265 | |
266 continue; | |
267 } | |
268 | |
176
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269 len = 0; |
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270 op = log[l].ops->elts; |
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271 for (i = 0; i < log[l].ops->nelts; i++) { |
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272 if (op[i].len == 0) { |
479 | 273 len += op[i].getlen(r, op[i].data); |
176
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274 |
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275 } else { |
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276 len += op[i].len; |
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277 } |
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278 } |
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279 |
571 | 280 len += NGX_LINEFEED_SIZE; |
281 | |
282 file = log[l].file; | |
283 | |
284 if (file->buffer) { | |
285 | |
286 if (len > (size_t) (file->last - file->pos)) { | |
287 | |
633 | 288 if (ngx_write_fd(file->fd, file->buffer, |
289 file->pos - file->buffer) | |
290 == -1 | |
291 && ngx_errno == NGX_ENOSPC) | |
292 { | |
293 log[l].disk_full_time = ngx_time(); | |
294 } | |
571 | 295 |
296 file->pos = file->buffer; | |
297 } | |
298 | |
299 if (len <= (size_t) (file->last - file->pos)) { | |
300 | |
301 p = file->pos; | |
302 | |
303 for (i = 0; i < log[l].ops->nelts; i++) { | |
304 p = op[i].run(r, p, &op[i]); | |
305 } | |
306 | |
307 ngx_linefeed(p); | |
308 | |
309 file->pos = p; | |
310 | |
311 continue; | |
312 } | |
313 } | |
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314 |
501 | 315 line = ngx_palloc(r->pool, len); |
316 if (line == NULL) { | |
473 | 317 return NGX_ERROR; |
318 } | |
319 | |
176
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320 p = line; |
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321 |
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322 for (i = 0; i < log[l].ops->nelts; i++) { |
479 | 323 p = op[i].run(r, p, &op[i]); |
176
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324 } |
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325 |
571 | 326 ngx_linefeed(p); |
327 | |
633 | 328 if (ngx_write_fd(file->fd, line, p - line) == -1 |
329 && ngx_errno == NGX_ENOSPC) | |
330 { | |
331 log[l].disk_full_time = ngx_time(); | |
332 } | |
176
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333 } |
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334 |
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335 return NGX_OK; |
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336 } |
99
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337 |
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338 |
497 | 339 static u_char * |
340 ngx_http_log_copy_short(ngx_http_request_t *r, u_char *buf, | |
341 ngx_http_log_op_t *op) | |
479 | 342 { |
343 size_t len; | |
344 uintptr_t data; | |
345 | |
346 len = op->len; | |
347 data = op->data; | |
348 | |
349 while (len--) { | |
350 *buf++ = (u_char) (data & 0xff); | |
351 data >>= 8; | |
352 } | |
353 | |
354 return buf; | |
355 } | |
356 | |
357 | |
497 | 358 static u_char * |
359 ngx_http_log_copy_long(ngx_http_request_t *r, u_char *buf, | |
360 ngx_http_log_op_t *op) | |
479 | 361 { |
362 return ngx_cpymem(buf, (u_char *) op->data, op->len); | |
363 } | |
364 | |
365 | |
497 | 366 static u_char * |
367 ngx_http_log_addr(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op) | |
176
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368 { |
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369 return ngx_cpymem(buf, r->connection->addr_text.data, |
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370 r->connection->addr_text.len); |
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371 } |
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372 |
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373 |
497 | 374 static u_char * |
375 ngx_http_log_connection(ngx_http_request_t *r, u_char *buf, | |
376 ngx_http_log_op_t *op) | |
176
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377 { |
455 | 378 return ngx_sprintf(buf, "%ui", r->connection->number); |
176
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379 } |
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380 |
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381 |
497 | 382 static u_char * |
383 ngx_http_log_pipe(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op) | |
176
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384 { |
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385 if (r->pipeline) { |
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386 *buf = 'p'; |
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387 } else { |
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388 *buf = '.'; |
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389 } |
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390 |
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391 return buf + 1; |
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392 } |
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393 |
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394 |
497 | 395 static u_char * |
396 ngx_http_log_time(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op) | |
176
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397 { |
178
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398 return ngx_cpymem(buf, ngx_cached_http_log_time.data, |
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399 ngx_cached_http_log_time.len); |
176
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400 } |
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401 |
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402 |
497 | 403 static u_char * |
404 ngx_http_log_msec(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op) | |
409
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405 { |
563 | 406 ngx_time_t *tp; |
409
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407 |
563 | 408 tp = ngx_timeofday(); |
409
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409 |
563 | 410 return ngx_sprintf(buf, "%T.%03M", tp->sec, tp->msec); |
409
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411 } |
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412 |
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413 |
497 | 414 static u_char * |
415 ngx_http_log_request_time(ngx_http_request_t *r, u_char *buf, | |
416 ngx_http_log_op_t *op) | |
417 { | |
418 time_t elapsed; | |
419 | |
420 elapsed = ngx_time() - r->start_time; | |
421 | |
422 return ngx_sprintf(buf, "%T", elapsed); | |
423 } | |
424 | |
425 | |
426 static size_t | |
427 ngx_http_log_request_getlen(ngx_http_request_t *r, uintptr_t data) | |
176
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428 { |
479 | 429 return r->request_line.len; |
430 } | |
431 | |
176
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432 |
497 | 433 static u_char * |
434 ngx_http_log_request(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op) | |
479 | 435 { |
176
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436 return ngx_cpymem(buf, r->request_line.data, r->request_line.len); |
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437 } |
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438 |
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439 |
497 | 440 static u_char * |
441 ngx_http_log_status(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op) | |
176
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442 { |
455 | 443 return ngx_sprintf(buf, "%ui", |
444 r->err_status ? r->err_status : r->headers_out.status); | |
176
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445 } |
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446 |
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447 |
497 | 448 static u_char * |
573 | 449 ngx_http_log_bytes_sent(ngx_http_request_t *r, u_char *buf, |
450 ngx_http_log_op_t *op) | |
176
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451 { |
455 | 452 return ngx_sprintf(buf, "%O", r->connection->sent); |
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453 } |
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454 |
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455 |
497 | 456 static u_char * |
577 | 457 ngx_http_log_body_bytes_sent(ngx_http_request_t *r, u_char *buf, |
497 | 458 ngx_http_log_op_t *op) |
210
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459 { |
497 | 460 off_t length; |
461 | |
462 length = r->connection->sent - r->header_size; | |
463 | |
464 if (length > 0) { | |
465 return ngx_sprintf(buf, "%O", length); | |
466 } | |
467 | |
468 *buf = '0'; | |
469 | |
470 return buf + 1; | |
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471 } |
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472 |
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473 |
497 | 474 static u_char * |
475 ngx_http_log_request_length(ngx_http_request_t *r, u_char *buf, | |
476 ngx_http_log_op_t *op) | |
475 | 477 { |
477 | 478 return ngx_sprintf(buf, "%z", r->request_length); |
475 | 479 } |
480 | |
481 | |
497 | 482 static ngx_int_t |
501 | 483 ngx_http_log_header_in_compile(ngx_conf_t *cf, ngx_http_log_op_t *op, |
484 ngx_str_t *value) | |
479 | 485 { |
486 ngx_uint_t i; | |
487 | |
488 op->len = 0; | |
489 | |
490 for (i = 0; ngx_http_headers_in[i].name.len != 0; i++) { | |
491 | |
492 if (ngx_http_headers_in[i].name.len != value->len) { | |
493 continue; | |
494 } | |
495 | |
509 | 496 /* STUB: "Cookie" speacial handling */ |
497 if (ngx_http_headers_in[i].offset == 0) { | |
498 continue; | |
499 } | |
500 | |
479 | 501 if (ngx_strncasecmp(ngx_http_headers_in[i].name.data, value->data, |
501 | 502 value->len) == 0) |
479 | 503 { |
504 op->getlen = ngx_http_log_header_in_getlen; | |
505 op->run = ngx_http_log_header_in; | |
506 op->data = ngx_http_headers_in[i].offset; | |
507 | |
508 return NGX_OK; | |
509 } | |
510 } | |
511 | |
512 op->getlen = ngx_http_log_unknown_header_in_getlen; | |
513 op->run = ngx_http_log_unknown_header_in; | |
514 op->data = (uintptr_t) value; | |
515 | |
516 return NGX_OK; | |
517 } | |
518 | |
519 | |
497 | 520 static size_t |
521 ngx_http_log_header_in_getlen(ngx_http_request_t *r, uintptr_t data) | |
479 | 522 { |
523 ngx_table_elt_t *h; | |
524 | |
525 h = *(ngx_table_elt_t **) ((char *) &r->headers_in + data); | |
526 | |
527 if (h) { | |
528 return h->value.len; | |
529 } | |
530 | |
531 return 1; | |
532 } | |
533 | |
534 | |
497 | 535 static u_char * |
536 ngx_http_log_header_in(ngx_http_request_t *r, u_char *buf, | |
537 ngx_http_log_op_t *op) | |
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538 { |
479 | 539 ngx_table_elt_t *h; |
540 | |
541 h = *(ngx_table_elt_t **) ((char *) &r->headers_in + op->data); | |
542 | |
543 if (h) { | |
544 return ngx_cpymem(buf, h->value.data, h->value.len); | |
545 } | |
546 | |
547 *buf = '-'; | |
548 | |
549 return buf + 1; | |
550 } | |
551 | |
552 | |
497 | 553 static size_t |
554 ngx_http_log_unknown_header_in_getlen(ngx_http_request_t *r, uintptr_t data) | |
479 | 555 { |
556 ngx_table_elt_t *h; | |
557 | |
558 h = ngx_http_log_unknown_header(&r->headers_in.headers, (ngx_str_t *) data); | |
559 | |
560 if (h) { | |
561 return h->value.len; | |
562 } | |
563 | |
564 return 1; | |
565 } | |
566 | |
567 | |
497 | 568 static u_char * |
569 ngx_http_log_unknown_header_in(ngx_http_request_t *r, u_char *buf, | |
570 ngx_http_log_op_t *op) | |
479 | 571 { |
572 ngx_table_elt_t *h; | |
573 | |
574 h = ngx_http_log_unknown_header(&r->headers_in.headers, | |
575 (ngx_str_t *) op->data); | |
576 | |
577 if (h) { | |
578 return ngx_cpymem(buf, h->value.data, h->value.len); | |
579 } | |
580 | |
581 *buf = '-'; | |
582 | |
583 return buf + 1; | |
584 } | |
585 | |
586 | |
497 | 587 static ngx_int_t |
501 | 588 ngx_http_log_header_out_compile(ngx_conf_t *cf, ngx_http_log_op_t *op, |
589 ngx_str_t *value) | |
479 | 590 { |
591 ngx_uint_t i; | |
592 | |
593 op->len = 0; | |
594 | |
595 for (i = 0; ngx_http_headers_out[i].name.len != 0; i++) { | |
596 | |
597 if (ngx_http_headers_out[i].name.len != value->len) { | |
598 continue; | |
599 } | |
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600 |
479 | 601 if (ngx_strncasecmp(ngx_http_headers_out[i].name.data, value->data, |
497 | 602 value->len) == 0) |
479 | 603 { |
604 op->getlen = ngx_http_log_header_out_getlen; | |
605 op->run = ngx_http_log_header_out; | |
606 op->data = ngx_http_headers_out[i].offset; | |
607 | |
608 return NGX_OK; | |
609 } | |
610 } | |
611 | |
612 if (value->len == sizeof("Connection") - 1 | |
613 && ngx_strncasecmp(value->data, "Connection", value->len) == 0) | |
614 { | |
615 op->len = sizeof("keep-alive") - 1; | |
616 op->getlen = NULL; | |
617 op->run = ngx_http_log_connection_header_out; | |
618 op->data = 0; | |
619 return NGX_OK; | |
620 } | |
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621 |
479 | 622 if (value->len == sizeof("Transfer-Encoding") - 1 |
623 && ngx_strncasecmp(value->data, "Transfer-Encoding", value->len) == 0) | |
624 { | |
625 op->len = sizeof("chunked") - 1; | |
626 op->getlen = NULL; | |
627 op->run = ngx_http_log_transfer_encoding_header_out; | |
628 op->data = 0; | |
629 return NGX_OK; | |
630 } | |
631 | |
632 op->getlen = ngx_http_log_unknown_header_out_getlen; | |
633 op->run = ngx_http_log_unknown_header_out; | |
634 op->data = (uintptr_t) value; | |
635 | |
636 return NGX_OK; | |
637 } | |
638 | |
639 | |
497 | 640 static size_t |
641 ngx_http_log_header_out_getlen(ngx_http_request_t *r, uintptr_t data) | |
479 | 642 { |
643 ngx_table_elt_t *h; | |
644 | |
645 h = *(ngx_table_elt_t **) ((char *) &r->headers_out + data); | |
646 | |
647 if (h) { | |
648 return h->value.len; | |
649 } | |
650 | |
651 /* | |
652 * No header pointer was found. | |
653 * However, some headers: "Date", "Server", "Content-Length", | |
505 | 654 * and "Last-Modified" have a special handling in the header filter, |
655 * but we do not set up their pointers in the filter, | |
656 * because they are too seldom needed to be logged. | |
479 | 657 */ |
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658 |
479 | 659 if (data == offsetof(ngx_http_headers_out_t, date)) { |
660 return ngx_cached_http_time.len; | |
661 } | |
662 | |
663 if (data == offsetof(ngx_http_headers_out_t, server)) { | |
664 return (sizeof(NGINX_VER) - 1); | |
665 } | |
666 | |
667 if (data == offsetof(ngx_http_headers_out_t, content_length)) { | |
668 if (r->headers_out.content_length_n == -1) { | |
669 return 1; | |
670 } | |
671 | |
672 return NGX_OFF_T_LEN; | |
673 } | |
674 | |
675 if (data == offsetof(ngx_http_headers_out_t, last_modified)) { | |
676 if (r->headers_out.last_modified_time == -1) { | |
677 return 1; | |
678 } | |
679 | |
680 return sizeof("Mon, 28 Sep 1970 06:00:00 GMT") - 1; | |
681 } | |
682 | |
683 return 1; | |
684 } | |
685 | |
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686 |
497 | 687 static u_char * |
688 ngx_http_log_header_out(ngx_http_request_t *r, u_char *buf, | |
689 ngx_http_log_op_t *op) | |
479 | 690 { |
691 ngx_table_elt_t *h; | |
692 | |
693 h = *(ngx_table_elt_t **) ((char *) &r->headers_out + op->data); | |
694 | |
695 if (h) { | |
696 return ngx_cpymem(buf, h->value.data, h->value.len); | |
697 } | |
698 | |
699 /* | |
700 * No header pointer was found. | |
701 * However, some headers: "Date", "Server", "Content-Length", | |
505 | 702 * and "Last-Modified" have a special handling in the header filter, |
703 * but we do not set up their pointers in the filter, | |
704 * because they are too seldom needed to be logged. | |
479 | 705 */ |
706 | |
707 if (op->data == offsetof(ngx_http_headers_out_t, date)) { | |
708 return ngx_cpymem(buf, ngx_cached_http_time.data, | |
709 ngx_cached_http_time.len); | |
710 } | |
711 | |
712 if (op->data == offsetof(ngx_http_headers_out_t, server)) { | |
713 return ngx_cpymem(buf, NGINX_VER, sizeof(NGINX_VER) - 1); | |
714 } | |
715 | |
716 if (op->data == offsetof(ngx_http_headers_out_t, content_length)) { | |
717 if (r->headers_out.content_length_n == -1) { | |
718 *buf = '-'; | |
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719 |
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720 return buf + 1; |
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721 } |
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722 |
479 | 723 return ngx_sprintf(buf, "%O", r->headers_out.content_length_n); |
724 } | |
725 | |
726 if (op->data == offsetof(ngx_http_headers_out_t, last_modified)) { | |
727 if (r->headers_out.last_modified_time == -1) { | |
728 *buf = '-'; | |
729 | |
730 return buf + 1; | |
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731 } |
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732 |
479 | 733 return ngx_http_time(buf, r->headers_out.last_modified_time); |
734 } | |
735 | |
736 *buf = '-'; | |
737 | |
738 return buf + 1; | |
739 } | |
740 | |
741 | |
497 | 742 static size_t |
743 ngx_http_log_unknown_header_out_getlen(ngx_http_request_t *r, uintptr_t data) | |
479 | 744 { |
745 ngx_table_elt_t *h; | |
746 | |
747 h = ngx_http_log_unknown_header(&r->headers_out.headers, | |
748 (ngx_str_t *) data); | |
749 | |
750 if (h) { | |
751 return h->value.len; | |
752 } | |
753 | |
754 return 1; | |
755 } | |
756 | |
757 | |
497 | 758 static u_char * |
759 ngx_http_log_unknown_header_out(ngx_http_request_t *r, u_char *buf, | |
760 ngx_http_log_op_t *op) | |
479 | 761 { |
762 ngx_table_elt_t *h; | |
763 | |
764 h = ngx_http_log_unknown_header(&r->headers_out.headers, | |
765 (ngx_str_t *) op->data); | |
766 | |
767 if (h) { | |
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768 return ngx_cpymem(buf, h->value.data, h->value.len); |
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769 } |
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770 |
479 | 771 *buf = '-'; |
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772 |
479 | 773 return buf + 1; |
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774 } |
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775 |
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776 |
497 | 777 static ngx_table_elt_t * |
778 ngx_http_log_unknown_header(ngx_list_t *headers, ngx_str_t *value) | |
99
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779 { |
290
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780 ngx_uint_t i; |
415
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781 ngx_list_part_t *part; |
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782 ngx_table_elt_t *h; |
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783 |
479 | 784 part = &headers->part; |
415
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785 h = part->elts; |
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786 |
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787 for (i = 0; /* void */; i++) { |
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788 |
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789 if (i >= part->nelts) { |
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790 if (part->next == NULL) { |
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791 break; |
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792 } |
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793 |
3c56e834be46
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Igor Sysoev <igor@sysoev.ru>
parents:
409
diff
changeset
|
794 part = part->next; |
3c56e834be46
nginx-0.0.10-2004-09-05-23:54:02 import
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parents:
409
diff
changeset
|
795 h = part->elts; |
3c56e834be46
nginx-0.0.10-2004-09-05-23:54:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
409
diff
changeset
|
796 i = 0; |
3c56e834be46
nginx-0.0.10-2004-09-05-23:54:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
409
diff
changeset
|
797 } |
3c56e834be46
nginx-0.0.10-2004-09-05-23:54:02 import
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parents:
409
diff
changeset
|
798 |
479 | 799 if (h[i].key.len != value->len) { |
176
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parents:
119
diff
changeset
|
800 continue; |
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parents:
119
diff
changeset
|
801 } |
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parents:
119
diff
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|
802 |
479 | 803 if (ngx_strncasecmp(h[i].key.data, value->data, value->len) == 0) { |
804 return &h[i]; | |
176
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parents:
119
diff
changeset
|
805 } |
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
119
diff
changeset
|
806 } |
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
119
diff
changeset
|
807 |
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nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
119
diff
changeset
|
808 return NULL; |
c0552e5ab567
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Igor Sysoev <igor@sysoev.ru>
parents:
119
diff
changeset
|
809 } |
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
119
diff
changeset
|
810 |
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
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parents:
119
diff
changeset
|
811 |
497 | 812 static u_char * |
813 ngx_http_log_connection_header_out(ngx_http_request_t *r, u_char *buf, | |
814 ngx_http_log_op_t *op) | |
208
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nginx-0.0.1-2003-12-08-23:48:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
815 { |
0b67be7d4489
nginx-0.0.1-2003-12-08-23:48:12 import
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parents:
195
diff
changeset
|
816 if (r->keepalive) { |
0b67be7d4489
nginx-0.0.1-2003-12-08-23:48:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
817 return ngx_cpymem(buf, "keep-alive", sizeof("keep-alive") - 1); |
0b67be7d4489
nginx-0.0.1-2003-12-08-23:48:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
818 |
0b67be7d4489
nginx-0.0.1-2003-12-08-23:48:12 import
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parents:
195
diff
changeset
|
819 } else { |
0b67be7d4489
nginx-0.0.1-2003-12-08-23:48:12 import
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parents:
195
diff
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|
820 return ngx_cpymem(buf, "close", sizeof("close") - 1); |
0b67be7d4489
nginx-0.0.1-2003-12-08-23:48:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
821 } |
0b67be7d4489
nginx-0.0.1-2003-12-08-23:48:12 import
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parents:
195
diff
changeset
|
822 } |
0b67be7d4489
nginx-0.0.1-2003-12-08-23:48:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
823 |
0b67be7d4489
nginx-0.0.1-2003-12-08-23:48:12 import
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195
diff
changeset
|
824 |
497 | 825 static u_char * |
826 ngx_http_log_transfer_encoding_header_out(ngx_http_request_t *r, u_char *buf, | |
827 ngx_http_log_op_t *op) | |
208
0b67be7d4489
nginx-0.0.1-2003-12-08-23:48:12 import
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parents:
195
diff
changeset
|
828 { |
0b67be7d4489
nginx-0.0.1-2003-12-08-23:48:12 import
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parents:
195
diff
changeset
|
829 if (r->chunked) { |
0b67be7d4489
nginx-0.0.1-2003-12-08-23:48:12 import
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parents:
195
diff
changeset
|
830 return ngx_cpymem(buf, "chunked", sizeof("chunked") - 1); |
0b67be7d4489
nginx-0.0.1-2003-12-08-23:48:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
831 } |
0b67be7d4489
nginx-0.0.1-2003-12-08-23:48:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
832 |
0b67be7d4489
nginx-0.0.1-2003-12-08-23:48:12 import
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parents:
195
diff
changeset
|
833 *buf = '-'; |
0b67be7d4489
nginx-0.0.1-2003-12-08-23:48:12 import
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parents:
195
diff
changeset
|
834 |
0b67be7d4489
nginx-0.0.1-2003-12-08-23:48:12 import
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parents:
195
diff
changeset
|
835 return buf + 1; |
0b67be7d4489
nginx-0.0.1-2003-12-08-23:48:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
836 } |
0b67be7d4489
nginx-0.0.1-2003-12-08-23:48:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
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|
837 |
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nginx-0.0.1-2003-12-08-23:48:12 import
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195
diff
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|
838 |
577 | 839 static ngx_int_t |
501 | 840 ngx_http_log_variable_compile(ngx_conf_t *cf, ngx_http_log_op_t *op, |
841 ngx_str_t *value) | |
842 { | |
509 | 843 ngx_int_t index; |
501 | 844 |
509 | 845 index = ngx_http_get_variable_index(cf, value); |
846 if (index == NGX_ERROR) { | |
501 | 847 return NGX_ERROR; |
848 } | |
849 | |
850 op->len = 0; | |
851 op->getlen = ngx_http_log_variable_getlen; | |
852 op->run = ngx_http_log_variable; | |
509 | 853 op->data = index; |
501 | 854 |
855 return NGX_OK; | |
856 } | |
857 | |
858 | |
859 static size_t | |
860 ngx_http_log_variable_getlen(ngx_http_request_t *r, uintptr_t data) | |
861 { | |
862 ngx_http_variable_value_t *value; | |
863 | |
864 value = ngx_http_get_indexed_variable(r, data); | |
865 | |
573 | 866 if (value == NULL || value->not_found) { |
501 | 867 return 1; |
868 } | |
869 | |
573 | 870 return value->len; |
501 | 871 } |
872 | |
873 | |
874 static u_char * | |
875 ngx_http_log_variable(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op) | |
876 { | |
877 ngx_http_variable_value_t *value; | |
878 | |
879 value = ngx_http_get_indexed_variable(r, op->data); | |
880 | |
573 | 881 if (value == NULL || value->not_found) { |
501 | 882 *buf = '-'; |
883 return buf + 1; | |
884 } | |
885 | |
573 | 886 return ngx_cpymem(buf, value->data, value->len); |
501 | 887 } |
888 | |
889 | |
497 | 890 static ngx_int_t |
891 ngx_http_log_set_formats(ngx_conf_t *cf) | |
177
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Igor Sysoev <igor@sysoev.ru>
parents:
176
diff
changeset
|
892 { |
4db54fdbcbe7
nginx-0.0.1-2003-11-10-20:17:31 import
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parents:
176
diff
changeset
|
893 ngx_http_log_op_name_t *op; |
4db54fdbcbe7
nginx-0.0.1-2003-11-10-20:17:31 import
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parents:
176
diff
changeset
|
894 |
4db54fdbcbe7
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parents:
176
diff
changeset
|
895 for (op = ngx_http_log_fmt_ops; op->name.len; op++) { /* void */ } |
479 | 896 op->run = NULL; |
177
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Igor Sysoev <igor@sysoev.ru>
parents:
176
diff
changeset
|
897 |
4db54fdbcbe7
nginx-0.0.1-2003-11-10-20:17:31 import
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parents:
176
diff
changeset
|
898 return NGX_OK; |
4db54fdbcbe7
nginx-0.0.1-2003-11-10-20:17:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
176
diff
changeset
|
899 } |
4db54fdbcbe7
nginx-0.0.1-2003-11-10-20:17:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
176
diff
changeset
|
900 |
4db54fdbcbe7
nginx-0.0.1-2003-11-10-20:17:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
176
diff
changeset
|
901 |
497 | 902 static void * |
903 ngx_http_log_create_main_conf(ngx_conf_t *cf) | |
176
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parents:
119
diff
changeset
|
904 { |
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parents:
119
diff
changeset
|
905 ngx_http_log_main_conf_t *conf; |
c0552e5ab567
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parents:
119
diff
changeset
|
906 |
573 | 907 ngx_http_log_fmt_t *fmt; |
176
c0552e5ab567
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119
diff
changeset
|
908 |
501 | 909 conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_log_main_conf_t)); |
910 if (conf == NULL) { | |
176
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parents:
119
diff
changeset
|
911 return NGX_CONF_ERROR; |
c0552e5ab567
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parents:
119
diff
changeset
|
912 } |
c0552e5ab567
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parents:
119
diff
changeset
|
913 |
497 | 914 if (ngx_array_init(&conf->formats, cf->pool, 4, sizeof(ngx_http_log_fmt_t)) |
573 | 915 != NGX_OK) |
497 | 916 { |
917 return NGX_CONF_ERROR; | |
918 } | |
176
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diff
changeset
|
919 |
573 | 920 fmt = ngx_array_push(&conf->formats); |
921 if (fmt == NULL) { | |
176
c0552e5ab567
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119
diff
changeset
|
922 return NGX_CONF_ERROR; |
c0552e5ab567
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parents:
119
diff
changeset
|
923 } |
c0552e5ab567
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parents:
119
diff
changeset
|
924 |
573 | 925 fmt->name.len = sizeof("combined") - 1; |
926 fmt->name.data = (u_char *) "combined"; | |
176
c0552e5ab567
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119
diff
changeset
|
927 |
573 | 928 fmt->ops = ngx_array_create(cf->pool, 16, sizeof(ngx_http_log_op_t)); |
929 if (fmt->ops == NULL) { | |
569 | 930 return NGX_CONF_ERROR; |
176
c0552e5ab567
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parents:
119
diff
changeset
|
931 } |
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
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parents:
119
diff
changeset
|
932 |
c0552e5ab567
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parents:
119
diff
changeset
|
933 return conf; |
c0552e5ab567
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parents:
119
diff
changeset
|
934 } |
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
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parents:
119
diff
changeset
|
935 |
c0552e5ab567
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119
diff
changeset
|
936 |
497 | 937 static void * |
938 ngx_http_log_create_loc_conf(ngx_conf_t *cf) | |
176
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119
diff
changeset
|
939 { |
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
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119
diff
changeset
|
940 ngx_http_log_loc_conf_t *conf; |
c0552e5ab567
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119
diff
changeset
|
941 |
501 | 942 conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_log_loc_conf_t)); |
943 if (conf == NULL) { | |
427
0d08eabe5c7b
nginx-0.0.10-2004-09-15-20:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
415
diff
changeset
|
944 return NGX_CONF_ERROR; |
0d08eabe5c7b
nginx-0.0.10-2004-09-15-20:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
415
diff
changeset
|
945 } |
99
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
946 |
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
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parents:
69
diff
changeset
|
947 return conf; |
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
948 } |
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
949 |
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
950 |
497 | 951 static char * |
952 ngx_http_log_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child) | |
99
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
953 { |
176
c0552e5ab567
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119
diff
changeset
|
954 ngx_http_log_loc_conf_t *prev = parent; |
c0552e5ab567
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119
diff
changeset
|
955 ngx_http_log_loc_conf_t *conf = child; |
c0552e5ab567
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parents:
119
diff
changeset
|
956 |
c0552e5ab567
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parents:
119
diff
changeset
|
957 ngx_http_log_t *log; |
c0552e5ab567
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parents:
119
diff
changeset
|
958 ngx_http_log_fmt_t *fmt; |
c0552e5ab567
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parents:
119
diff
changeset
|
959 ngx_http_log_main_conf_t *lmcf; |
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
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parents:
119
diff
changeset
|
960 |
c0552e5ab567
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parents:
119
diff
changeset
|
961 if (conf->logs == NULL) { |
427
0d08eabe5c7b
nginx-0.0.10-2004-09-15-20:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
415
diff
changeset
|
962 |
0d08eabe5c7b
nginx-0.0.10-2004-09-15-20:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
415
diff
changeset
|
963 if (conf->off) { |
0d08eabe5c7b
nginx-0.0.10-2004-09-15-20:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
415
diff
changeset
|
964 return NGX_CONF_OK; |
0d08eabe5c7b
nginx-0.0.10-2004-09-15-20:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
415
diff
changeset
|
965 } |
0d08eabe5c7b
nginx-0.0.10-2004-09-15-20:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
415
diff
changeset
|
966 |
176
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
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119
diff
changeset
|
967 if (prev->logs) { |
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968 conf->logs = prev->logs; |
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diff
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|
969 |
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|
970 } else { |
99
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parents:
69
diff
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|
971 |
427
0d08eabe5c7b
nginx-0.0.10-2004-09-15-20:00:43 import
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parents:
415
diff
changeset
|
972 if (prev->off) { |
0d08eabe5c7b
nginx-0.0.10-2004-09-15-20:00:43 import
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415
diff
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|
973 conf->off = prev->off; |
0d08eabe5c7b
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diff
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|
974 return NGX_CONF_OK; |
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415
diff
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|
975 } |
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415
diff
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976 |
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977 conf->logs = ngx_array_create(cf->pool, 2, sizeof(ngx_http_log_t)); |
176
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978 if (conf->logs == NULL) { |
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979 return NGX_CONF_ERROR; |
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980 } |
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981 |
501 | 982 log = ngx_array_push(conf->logs); |
983 if (log == NULL) { | |
176
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984 return NGX_CONF_ERROR; |
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|
985 } |
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986 |
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987 log->file = ngx_conf_open_file(cf->cycle, &http_access_log); |
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988 if (log->file == NULL) { |
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989 return NGX_CONF_ERROR; |
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diff
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|
990 } |
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diff
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|
991 |
393
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diff
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|
992 lmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_log_module); |
176
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993 fmt = lmcf->formats.elts; |
427
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415
diff
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994 |
176
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|
995 /* the default "combined" format */ |
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996 log->ops = fmt[0].ops; |
573 | 997 lmcf->combined_used = 1; |
119
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diff
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|
998 } |
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116
diff
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|
999 } |
99
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69
diff
changeset
|
1000 |
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diff
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|
1001 return NGX_CONF_OK; |
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diff
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|
1002 } |
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1003 |
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1004 |
497 | 1005 static char * |
1006 ngx_http_log_set_log(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
99
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1007 { |
176
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1008 ngx_http_log_loc_conf_t *llcf = conf; |
99
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1009 |
571 | 1010 ssize_t buf; |
290
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|
1011 ngx_uint_t i; |
176
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1012 ngx_str_t *value, name; |
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1013 ngx_http_log_t *log; |
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1014 ngx_http_log_fmt_t *fmt; |
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1015 ngx_http_log_main_conf_t *lmcf; |
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1016 |
427
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1017 value = cf->args->elts; |
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1018 |
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1019 if (ngx_strcmp(value[1].data, "off") == 0) { |
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1020 llcf->off = 1; |
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1021 return NGX_CONF_OK; |
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1022 } |
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1023 |
176
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1024 if (llcf->logs == NULL) { |
427
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1025 llcf->logs = ngx_array_create(cf->pool, 2, sizeof(ngx_http_log_t)); |
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1026 if (llcf->logs == NULL) { |
176
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1027 return NGX_CONF_ERROR; |
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1028 } |
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1029 } |
99
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1030 |
393
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1031 lmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_log_module); |
99
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1032 |
501 | 1033 log = ngx_array_push(llcf->logs); |
1034 if (log == NULL) { | |
176
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1035 return NGX_CONF_ERROR; |
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1036 } |
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1037 |
501 | 1038 log->file = ngx_conf_open_file(cf->cycle, &value[1]); |
1039 if (log->file == NULL) { | |
176
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1040 return NGX_CONF_ERROR; |
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1041 } |
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1042 |
633 | 1043 log->disk_full_time = 0; |
1044 | |
571 | 1045 if (cf->args->nelts >= 3) { |
176
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1046 name = value[2]; |
581 | 1047 |
1048 if (ngx_strcmp(name.data, "combined") == 0) { | |
1049 lmcf->combined_used = 1; | |
1050 } | |
1051 | |
176
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1052 } else { |
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1053 name.len = sizeof("combined") - 1; |
292
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|
1054 name.data = (u_char *) "combined"; |
573 | 1055 lmcf->combined_used = 1; |
176
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1056 } |
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1057 |
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1058 fmt = lmcf->formats.elts; |
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1059 for (i = 0; i < lmcf->formats.nelts; i++) { |
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1060 if (fmt[i].name.len == name.len |
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1061 && ngx_strcasecmp(fmt[i].name.data, name.data) == 0) |
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1062 { |
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1063 log->ops = fmt[i].ops; |
571 | 1064 goto buffer; |
176
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1065 } |
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1066 } |
100
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99
diff
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|
1067 |
487 | 1068 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
1069 "unknown log format \"%V\"", &name); | |
571 | 1070 return NGX_CONF_ERROR; |
487 | 1071 |
571 | 1072 buffer: |
1073 | |
1074 if (cf->args->nelts == 4) { | |
1075 if (ngx_strncmp(value[3].data, "buffer=", 7) != 0) { | |
1076 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
1077 "invalid parameter \"%V\"", &value[3]); | |
1078 return NGX_CONF_ERROR; | |
1079 } | |
1080 | |
1081 name.len = value[3].len - 7; | |
1082 name.data = value[3].data + 7; | |
1083 | |
1084 buf = ngx_parse_size(&name); | |
1085 | |
1086 if (buf == NGX_ERROR) { | |
1087 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
1088 "invalid parameter \"%V\"", &value[3]); | |
1089 return NGX_CONF_ERROR; | |
1090 } | |
1091 | |
1092 if (log->file->buffer && log->file->last - log->file->pos != buf) { | |
1093 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
1094 "access_log \"%V\" already defined " | |
1095 "with different buffer size", &value[1]); | |
1096 return NGX_CONF_ERROR; | |
1097 } | |
1098 | |
1099 log->file->buffer = ngx_palloc(cf->pool, buf); | |
1100 if (log->file->buffer == NULL) { | |
1101 return NGX_CONF_ERROR; | |
1102 } | |
1103 | |
1104 log->file->pos = log->file->buffer; | |
1105 log->file->last = log->file->buffer + buf; | |
1106 } | |
1107 | |
1108 return NGX_CONF_OK; | |
99
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1109 } |
176
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1110 |
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1111 |
497 | 1112 static char * |
1113 ngx_http_log_set_format(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
176
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1114 { |
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1115 ngx_http_log_main_conf_t *lmcf = conf; |
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1116 |
573 | 1117 ngx_str_t *value; |
1118 ngx_uint_t i; | |
1119 ngx_http_log_fmt_t *fmt; | |
176
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1120 |
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1121 value = cf->args->elts; |
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1122 |
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1123 fmt = lmcf->formats.elts; |
573 | 1124 for (i = 0; i < lmcf->formats.nelts; i++) { |
1125 if (fmt[i].name.len == value[1].len | |
1126 && ngx_strcmp(fmt[i].name.data, value[1].data) == 0) | |
176
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1127 { |
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1128 return "duplicate \"log_format\" name"; |
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1129 } |
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1130 } |
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1131 |
501 | 1132 fmt = ngx_array_push(&lmcf->formats); |
1133 if (fmt == NULL) { | |
176
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1134 return NGX_CONF_ERROR; |
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1135 } |
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1136 |
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1137 fmt->name = value[1]; |
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1138 |
573 | 1139 fmt->ops = ngx_array_create(cf->pool, 16, sizeof(ngx_http_log_op_t)); |
501 | 1140 if (fmt->ops == NULL) { |
176
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1141 return NGX_CONF_ERROR; |
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1142 } |
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1143 |
573 | 1144 return ngx_http_log_compile_format(cf, fmt->ops, cf->args, 2); |
1145 } | |
1146 | |
176
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1147 |
573 | 1148 static char * |
1149 ngx_http_log_compile_format(ngx_conf_t *cf, ngx_array_t *ops, | |
1150 ngx_array_t *args, ngx_uint_t s) | |
1151 { | |
1152 u_char *data, *p, *fname, *arg_data, ch; | |
1153 size_t i, len, fname_len, arg_len; | |
1154 ngx_str_t *value, var, *a; | |
1155 ngx_uint_t bracket; | |
1156 ngx_http_log_op_t *op; | |
1157 ngx_http_log_var_t *v; | |
1158 ngx_http_log_op_name_t *name; | |
1159 static ngx_uint_t warn; | |
1160 | |
1161 value = args->elts; | |
1162 arg_data = NULL; | |
1163 | |
1164 for ( /* void */ ; s < args->nelts; s++) { | |
176
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1165 |
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1166 i = 0; |
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1167 |
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1168 while (i < value[s].len) { |
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1169 |
573 | 1170 op = ngx_array_push(ops); |
501 | 1171 if (op == NULL) { |
176
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1172 return NGX_CONF_ERROR; |
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1173 } |
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1174 |
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1175 data = &value[s].data[i]; |
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1176 |
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1177 if (value[s].data[i] == '%') { |
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1178 i++; |
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1179 |
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1180 if (i == value[s].len) { |
569 | 1181 goto invalid; |
176
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1182 } |
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1183 |
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1184 if (value[s].data[i] == '{') { |
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1185 i++; |
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1186 |
573 | 1187 arg_data = &value[s].data[i]; |
176
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1188 |
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1189 while (i < value[s].len && value[s].data[i] != '}') { |
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1190 i++; |
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|
1191 } |
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1192 |
573 | 1193 arg_len = &value[s].data[i] - arg_data; |
176
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|
1194 |
573 | 1195 if (i == value[s].len || arg_len == 0) { |
569 | 1196 goto invalid; |
176
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1197 } |
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1198 |
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1199 i++; |
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1200 |
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1201 } else { |
573 | 1202 arg_len = 0; |
1203 } | |
1204 | |
1205 if (warn == 0) { | |
1206 ngx_conf_log_error(NGX_LOG_WARN, cf, 0, | |
1207 "the parameters in the \"%%name\" form are deprecated, " | |
1208 "use the \"$variable\" instead"); | |
1209 warn = 1; | |
176
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1210 } |
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1211 |
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1212 fname = &value[s].data[i]; |
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1213 |
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1214 while (i < value[s].len |
177
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1215 && ((value[s].data[i] >= 'a' && value[s].data[i] <= 'z') |
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1216 || value[s].data[i] == '_')) |
176
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1217 { |
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1218 i++; |
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1219 } |
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1220 |
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1221 fname_len = &value[s].data[i] - fname; |
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1222 |
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1223 if (fname_len == 0) { |
569 | 1224 goto invalid; |
176
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1225 } |
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1226 |
479 | 1227 for (name = ngx_http_log_fmt_ops; name->run; name++) { |
177
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1228 if (name->name.len == 0) { |
479 | 1229 name = (ngx_http_log_op_name_t *) name->run; |
177
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1230 } |
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1231 |
176
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1232 if (name->name.len == fname_len |
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1233 && ngx_strncmp(name->name.data, fname, fname_len) == 0) |
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1234 { |
479 | 1235 if (name->compile == NULL) { |
573 | 1236 if (arg_len) { |
176
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1237 fname[fname_len] = '\0'; |
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1238 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
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1239 "\"%s\" must not have argument", |
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1240 data); |
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1241 return NGX_CONF_ERROR; |
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1242 } |
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1243 |
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1244 op->len = name->len; |
479 | 1245 op->getlen = name->getlen; |
1246 op->run = name->run; | |
176
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1247 op->data = 0; |
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1248 |
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1249 break; |
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1250 } |
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1251 |
573 | 1252 if (arg_len == 0) { |
176
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1253 fname[fname_len] = '\0'; |
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1254 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
577 | 1255 "\"%s\" requires argument", |
176
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1256 data); |
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1257 return NGX_CONF_ERROR; |
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1258 } |
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1259 |
501 | 1260 a = ngx_palloc(cf->pool, sizeof(ngx_str_t)); |
1261 if (a == NULL) { | |
176
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1262 return NGX_CONF_ERROR; |
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1263 } |
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1264 |
573 | 1265 a->len = arg_len; |
1266 a->data = arg_data; | |
1267 | |
501 | 1268 if (name->compile(cf, op, a) == NGX_ERROR) { |
479 | 1269 return NGX_CONF_ERROR; |
1270 } | |
176
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1271 |
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1272 break; |
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1273 } |
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1274 } |
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1275 |
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1276 if (name->name.len == 0) { |
569 | 1277 goto invalid; |
1278 } | |
1279 | |
573 | 1280 continue; |
1281 | |
569 | 1282 } else if (value[s].data[i] == '$') { |
1283 | |
1284 if (++i == value[s].len) { | |
1285 goto invalid; | |
1286 } | |
1287 | |
1288 if (value[s].data[i] == '{') { | |
1289 bracket = 1; | |
1290 | |
1291 if (++i == value[s].len) { | |
1292 goto invalid; | |
1293 } | |
1294 | |
1295 var.data = &value[s].data[i]; | |
1296 | |
1297 } else { | |
1298 bracket = 0; | |
1299 var.data = &value[s].data[i]; | |
1300 } | |
1301 | |
1302 for (var.len = 0; i < value[s].len; i++, var.len++) { | |
1303 ch = value[s].data[i]; | |
1304 | |
1305 if (ch == '}' && bracket) { | |
1306 i++; | |
1307 bracket = 0; | |
1308 break; | |
1309 } | |
1310 | |
1311 if ((ch >= 'A' && ch <= 'Z') | |
1312 || (ch >= 'a' && ch <= 'z') | |
1313 || (ch >= '0' && ch <= '9') | |
1314 || ch == '_') | |
1315 { | |
1316 continue; | |
1317 } | |
1318 | |
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1319 break; |
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1320 } |
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1321 |
569 | 1322 if (bracket) { |
1323 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
1324 "the closing bracket in \"%V\" " | |
1325 "variable is missing", &var); | |
1326 return NGX_CONF_ERROR; | |
1327 } | |
1328 | |
1329 if (var.len == 0) { | |
1330 goto invalid; | |
1331 } | |
1332 | |
577 | 1333 if (ngx_strncmp(var.data, "apache_bytes_sent", 17) == 0) { |
1334 ngx_conf_log_error(NGX_LOG_WARN, cf, 0, | |
1335 "use \"$body_bytes_sent\" instead of " | |
1336 "\"$apache_bytes_sent\""); | |
1337 } | |
1338 | |
573 | 1339 for (v = ngx_http_log_vars; v->name.len; v++) { |
1340 | |
1341 if (v->name.len == var.len | |
1342 && ngx_strncmp(v->name.data, var.data, var.len) == 0) | |
1343 { | |
1344 op->len = v->len; | |
1345 op->getlen = NULL; | |
1346 op->run = v->run; | |
1347 op->data = 0; | |
1348 | |
1349 goto found; | |
1350 } | |
1351 } | |
1352 | |
569 | 1353 if (ngx_http_log_variable_compile(cf, op, &var) != NGX_OK) { |
1354 return NGX_CONF_ERROR; | |
1355 } | |
1356 | |
573 | 1357 found: |
1358 | |
1359 continue; | |
1360 } | |
1361 | |
1362 i++; | |
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1363 |
573 | 1364 while (i < value[s].len |
1365 && value[s].data[i] != '$' | |
1366 && value[s].data[i] != '%') | |
1367 { | |
1368 i++; | |
1369 } | |
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1370 |
573 | 1371 len = &value[s].data[i] - data; |
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1372 |
573 | 1373 if (len) { |
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1374 |
573 | 1375 op->len = len; |
1376 op->getlen = NULL; | |
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1377 |
573 | 1378 if (len <= sizeof(uintptr_t)) { |
1379 op->run = ngx_http_log_copy_short; | |
1380 op->data = 0; | |
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1381 |
573 | 1382 while (len--) { |
1383 op->data <<= 8; | |
1384 op->data |= data[len]; | |
1385 } | |
1386 | |
1387 } else { | |
1388 op->run = ngx_http_log_copy_long; | |
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1389 |
573 | 1390 p = ngx_palloc(cf->pool, len); |
1391 if (p == NULL) { | |
1392 return NGX_CONF_ERROR; | |
1393 } | |
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1394 |
573 | 1395 ngx_memcpy(p, data, len); |
1396 op->data = (uintptr_t) p; | |
176
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1397 } |
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1398 } |
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1399 } |
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1400 } |
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1401 |
569 | 1402 return NGX_CONF_OK; |
1403 | |
1404 invalid: | |
1405 | |
1406 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "invalid parameter \"%s\"", data); | |
1407 | |
1408 return NGX_CONF_ERROR; | |
1409 } | |
1410 | |
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1411 |
569 | 1412 static ngx_int_t |
573 | 1413 ngx_http_log_init(ngx_conf_t *cf) |
569 | 1414 { |
573 | 1415 ngx_str_t *value; |
1416 ngx_array_t a; | |
581 | 1417 ngx_http_handler_pt *h; |
573 | 1418 ngx_http_log_fmt_t *fmt; |
1419 ngx_http_log_main_conf_t *lmcf; | |
569 | 1420 ngx_http_core_main_conf_t *cmcf; |
1421 | |
573 | 1422 lmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_log_module); |
1423 | |
1424 if (lmcf->combined_used) { | |
1425 if (ngx_array_init(&a, cf->pool, 1, sizeof(ngx_str_t)) != NGX_OK) { | |
1426 return NGX_ERROR; | |
1427 } | |
1428 | |
1429 value = ngx_array_push(&a); | |
1430 if (value == NULL) { | |
1431 return NGX_ERROR; | |
1432 } | |
1433 | |
1434 *value = ngx_http_combined_fmt; | |
1435 fmt = lmcf->formats.elts; | |
1436 | |
1437 if (ngx_http_log_compile_format(cf, fmt->ops, &a, 0) | |
1438 != NGX_CONF_OK) | |
1439 { | |
1440 return NGX_ERROR; | |
1441 } | |
1442 } | |
1443 | |
1444 cmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_core_module); | |
569 | 1445 |
581 | 1446 h = ngx_array_push(&cmcf->phases[NGX_HTTP_LOG_PHASE].handlers); |
1447 if (h == NULL) { | |
1448 return NGX_ERROR; | |
1449 } | |
1450 | |
1451 *h = ngx_http_log_handler; | |
569 | 1452 |
1453 return NGX_OK; | |
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1454 } |