Mercurial > hg > nginx-quic
annotate src/http/modules/ngx_http_log_module.c @ 571:458b6c3fea65 release-0.3.7
nginx-0.3.7-RELEASE import
*) Feature: the "access_log" supports the "buffer=" parameter.
*) Bugfix: nginx could not be built on platforms different from i386,
amd64, sparc, and ppc; the bug had appeared in 0.3.2.
author | Igor Sysoev <igor@sysoev.ru> |
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date | Thu, 27 Oct 2005 15:46:13 +0000 |
parents | 174f1e853e1e |
children | 58475592100c |
rev | line source |
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1 |
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2 /* |
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3 * Copyright (C) Igor Sysoev |
441
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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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13 static u_char *ngx_http_log_addr(ngx_http_request_t *r, u_char *buf, |
497 | 14 ngx_http_log_op_t *op); |
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15 static u_char *ngx_http_log_connection(ngx_http_request_t *r, u_char *buf, |
497 | 16 ngx_http_log_op_t *op); |
290
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17 static u_char *ngx_http_log_pipe(ngx_http_request_t *r, u_char *buf, |
497 | 18 ngx_http_log_op_t *op); |
290
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19 static u_char *ngx_http_log_time(ngx_http_request_t *r, u_char *buf, |
497 | 20 ngx_http_log_op_t *op); |
409
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21 static u_char *ngx_http_log_msec(ngx_http_request_t *r, u_char *buf, |
497 | 22 ngx_http_log_op_t *op); |
23 static u_char *ngx_http_log_request_time(ngx_http_request_t *r, u_char *buf, | |
24 ngx_http_log_op_t *op); | |
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25 static u_char *ngx_http_log_status(ngx_http_request_t *r, u_char *buf, |
497 | 26 ngx_http_log_op_t *op); |
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27 static u_char *ngx_http_log_length(ngx_http_request_t *r, u_char *buf, |
497 | 28 ngx_http_log_op_t *op); |
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29 static u_char *ngx_http_log_apache_length(ngx_http_request_t *r, u_char *buf, |
497 | 30 ngx_http_log_op_t *op); |
475 | 31 static u_char *ngx_http_log_request_length(ngx_http_request_t *r, u_char *buf, |
497 | 32 ngx_http_log_op_t *op); |
479 | 33 |
34 static size_t ngx_http_log_request_getlen(ngx_http_request_t *r, | |
497 | 35 uintptr_t data); |
479 | 36 static u_char *ngx_http_log_request(ngx_http_request_t *r, u_char *buf, |
497 | 37 ngx_http_log_op_t *op); |
479 | 38 |
501 | 39 static ngx_int_t ngx_http_log_header_in_compile(ngx_conf_t *cf, |
40 ngx_http_log_op_t *op, ngx_str_t *value); | |
479 | 41 static size_t ngx_http_log_header_in_getlen(ngx_http_request_t *r, |
497 | 42 uintptr_t data); |
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43 static u_char *ngx_http_log_header_in(ngx_http_request_t *r, u_char *buf, |
497 | 44 ngx_http_log_op_t *op); |
479 | 45 static size_t ngx_http_log_unknown_header_in_getlen(ngx_http_request_t *r, |
497 | 46 uintptr_t data); |
479 | 47 static u_char *ngx_http_log_unknown_header_in(ngx_http_request_t *r, |
497 | 48 u_char *buf, ngx_http_log_op_t *op); |
479 | 49 |
501 | 50 static ngx_int_t ngx_http_log_header_out_compile(ngx_conf_t *cf, |
51 ngx_http_log_op_t *op, ngx_str_t *value); | |
479 | 52 static size_t ngx_http_log_header_out_getlen(ngx_http_request_t *r, |
497 | 53 uintptr_t data); |
479 | 54 static u_char *ngx_http_log_header_out(ngx_http_request_t *r, u_char *buf, |
497 | 55 ngx_http_log_op_t *op); |
479 | 56 static size_t ngx_http_log_unknown_header_out_getlen(ngx_http_request_t *r, |
497 | 57 uintptr_t data); |
479 | 58 static u_char *ngx_http_log_unknown_header_out(ngx_http_request_t *r, |
497 | 59 u_char *buf, ngx_http_log_op_t *op); |
479 | 60 |
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61 static u_char *ngx_http_log_connection_header_out(ngx_http_request_t *r, |
497 | 62 u_char *buf, ngx_http_log_op_t *op); |
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63 static u_char *ngx_http_log_transfer_encoding_header_out(ngx_http_request_t *r, |
497 | 64 u_char *buf, ngx_http_log_op_t *op); |
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65 |
479 | 66 static ngx_table_elt_t *ngx_http_log_unknown_header(ngx_list_t *headers, |
497 | 67 ngx_str_t *value); |
479 | 68 |
501 | 69 static ngx_int_t ngx_http_log_variable_compile(ngx_conf_t *cf, |
70 ngx_http_log_op_t *op, ngx_str_t *value); | |
71 static size_t ngx_http_log_variable_getlen(ngx_http_request_t *r, | |
72 uintptr_t data); | |
73 static u_char *ngx_http_log_variable(ngx_http_request_t *r, u_char *buf, | |
74 ngx_http_log_op_t *op); | |
75 | |
76 | |
479 | 77 static ngx_int_t ngx_http_log_set_formats(ngx_conf_t *cf); |
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78 static void *ngx_http_log_create_main_conf(ngx_conf_t *cf); |
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79 static void *ngx_http_log_create_loc_conf(ngx_conf_t *cf); |
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80 static char *ngx_http_log_merge_loc_conf(ngx_conf_t *cf, void *parent, |
497 | 81 void *child); |
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82 static char *ngx_http_log_set_log(ngx_conf_t *cf, ngx_command_t *cmd, |
497 | 83 void *conf); |
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84 static char *ngx_http_log_set_format(ngx_conf_t *cf, ngx_command_t *cmd, |
497 | 85 void *conf); |
569 | 86 static ngx_int_t ngx_http_log_init(ngx_cycle_t *cycle); |
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89 static ngx_command_t ngx_http_log_commands[] = { |
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90 |
497 | 91 { ngx_string("log_format"), |
92 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_2MORE, | |
93 ngx_http_log_set_format, | |
94 NGX_HTTP_MAIN_CONF_OFFSET, | |
95 0, | |
96 NULL }, | |
99
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97 |
497 | 98 { ngx_string("access_log"), |
571 | 99 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE123, |
497 | 100 ngx_http_log_set_log, |
101 NGX_HTTP_LOC_CONF_OFFSET, | |
102 0, | |
103 NULL }, | |
99
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104 |
497 | 105 ngx_null_command |
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106 }; |
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107 |
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108 |
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109 ngx_http_module_t ngx_http_log_module_ctx = { |
509 | 110 ngx_http_log_set_formats, /* preconfiguration */ |
111 NULL, /* postconfiguration */ | |
177
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112 |
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113 ngx_http_log_create_main_conf, /* create main configuration */ |
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114 NULL, /* init main configuration */ |
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115 |
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116 NULL, /* create server configuration */ |
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117 NULL, /* merge server configuration */ |
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119 ngx_http_log_create_loc_conf, /* create location configration */ |
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120 ngx_http_log_merge_loc_conf /* merge location configration */ |
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121 }; |
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122 |
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123 |
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124 ngx_module_t ngx_http_log_module = { |
509 | 125 NGX_MODULE_V1, |
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126 &ngx_http_log_module_ctx, /* module context */ |
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127 ngx_http_log_commands, /* module directives */ |
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128 NGX_HTTP_MODULE, /* module type */ |
541 | 129 NULL, /* init master */ |
569 | 130 ngx_http_log_init, /* init module */ |
541 | 131 NULL, /* init process */ |
132 NULL, /* init thread */ | |
133 NULL, /* exit thread */ | |
134 NULL, /* exit process */ | |
135 NULL, /* exit master */ | |
136 NGX_MODULE_V1_PADDING | |
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137 }; |
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140 static ngx_str_t http_access_log = ngx_string(NGX_HTTP_LOG_PATH); |
119
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143 static ngx_str_t ngx_http_combined_fmt = |
569 | 144 #if 0 |
145 ngx_string("$remote_addr - $remote_user [%time] " | |
146 "\"$request\" %status %apache_length " | |
147 "\"$http_referer\" \"$http_user_agent\""); | |
148 #endif | |
149 ngx_string("%addr - - [%time] " | |
150 "\"%request\" %status %apache_length " | |
151 "\"%{referer}i\" \"%{user-agent}i\""); | |
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154 ngx_http_log_op_name_t ngx_http_log_fmt_ops[] = { |
479 | 155 { ngx_string("addr"), INET_ADDRSTRLEN - 1, NULL, NULL, ngx_http_log_addr }, |
493 | 156 { ngx_string("conn"), NGX_ATOMIC_T_LEN, NULL, NULL, |
157 ngx_http_log_connection }, | |
479 | 158 { ngx_string("pipe"), 1, NULL, NULL, ngx_http_log_pipe }, |
489 | 159 { ngx_string("time"), sizeof("28/Sep/1970:12:00:00 +0600") - 1, |
479 | 160 NULL, NULL, ngx_http_log_time }, |
161 { ngx_string("msec"), NGX_TIME_T_LEN + 4, NULL, NULL, ngx_http_log_msec }, | |
497 | 162 { ngx_string("request_time"), NGX_TIME_T_LEN, NULL, NULL, |
163 ngx_http_log_request_time }, | |
479 | 164 { ngx_string("status"), 3, NULL, NULL, ngx_http_log_status }, |
165 { ngx_string("length"), NGX_OFF_T_LEN, NULL, NULL, ngx_http_log_length }, | |
166 { ngx_string("apache_length"), NGX_OFF_T_LEN, | |
493 | 167 NULL, NULL, ngx_http_log_apache_length }, |
477 | 168 { ngx_string("request_length"), NGX_SIZE_T_LEN, |
493 | 169 NULL, NULL, ngx_http_log_request_length }, |
479 | 170 |
171 { ngx_string("request"), 0, NULL, | |
493 | 172 ngx_http_log_request_getlen, |
173 ngx_http_log_request }, | |
479 | 174 |
501 | 175 { ngx_string("i"), 0, ngx_http_log_header_in_compile, NULL, |
479 | 176 ngx_http_log_header_in }, |
501 | 177 { ngx_string("o"), 0, ngx_http_log_header_out_compile, NULL, |
479 | 178 ngx_http_log_header_out }, |
501 | 179 { ngx_string("v"), 0, ngx_http_log_variable_compile, NULL, |
180 ngx_http_log_variable }, | |
479 | 181 |
182 { ngx_null_string, 0, NULL, NULL, NULL } | |
176
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183 }; |
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184 |
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185 |
497 | 186 ngx_int_t |
187 ngx_http_log_handler(ngx_http_request_t *r) | |
26
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188 { |
290
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189 ngx_uint_t i, l; |
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190 u_char *line, *p; |
176
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191 size_t len; |
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192 ngx_http_log_t *log; |
571 | 193 ngx_open_file_t *file; |
176
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194 ngx_http_log_op_t *op; |
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195 ngx_http_log_loc_conf_t *lcf; |
26
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196 |
210
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197 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
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198 "http log handler"); |
28
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199 |
99
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200 lcf = ngx_http_get_module_loc_conf(r, ngx_http_log_module); |
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201 |
427
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202 if (lcf->off) { |
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203 return NGX_OK; |
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204 } |
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205 |
176
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206 log = lcf->logs->elts; |
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207 for (l = 0; l < lcf->logs->nelts; l++) { |
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208 |
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209 len = 0; |
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210 op = log[l].ops->elts; |
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211 for (i = 0; i < log[l].ops->nelts; i++) { |
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212 if (op[i].len == 0) { |
479 | 213 len += op[i].getlen(r, op[i].data); |
176
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214 |
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215 } else { |
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216 len += op[i].len; |
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217 } |
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218 } |
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219 |
571 | 220 len += NGX_LINEFEED_SIZE; |
221 | |
222 file = log[l].file; | |
223 | |
224 if (file->buffer) { | |
225 | |
226 if (len > (size_t) (file->last - file->pos)) { | |
227 | |
228 ngx_write_fd(file->fd, file->buffer, file->pos - file->buffer); | |
229 | |
230 file->pos = file->buffer; | |
231 } | |
232 | |
233 if (len <= (size_t) (file->last - file->pos)) { | |
234 | |
235 p = file->pos; | |
236 | |
237 for (i = 0; i < log[l].ops->nelts; i++) { | |
238 p = op[i].run(r, p, &op[i]); | |
239 } | |
240 | |
241 ngx_linefeed(p); | |
242 | |
243 file->pos = p; | |
244 | |
245 continue; | |
246 } | |
247 } | |
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248 |
501 | 249 line = ngx_palloc(r->pool, len); |
250 if (line == NULL) { | |
473 | 251 return NGX_ERROR; |
252 } | |
253 | |
176
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254 p = line; |
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255 |
176
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256 for (i = 0; i < log[l].ops->nelts; i++) { |
479 | 257 p = op[i].run(r, p, &op[i]); |
176
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258 } |
99
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259 |
571 | 260 ngx_linefeed(p); |
261 | |
262 ngx_write_fd(file->fd, line, p - line); | |
176
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263 } |
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264 |
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265 return NGX_OK; |
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266 } |
99
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267 |
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268 |
497 | 269 static u_char * |
270 ngx_http_log_copy_short(ngx_http_request_t *r, u_char *buf, | |
271 ngx_http_log_op_t *op) | |
479 | 272 { |
273 size_t len; | |
274 uintptr_t data; | |
275 | |
276 len = op->len; | |
277 data = op->data; | |
278 | |
279 while (len--) { | |
280 *buf++ = (u_char) (data & 0xff); | |
281 data >>= 8; | |
282 } | |
283 | |
284 return buf; | |
285 } | |
286 | |
287 | |
497 | 288 static u_char * |
289 ngx_http_log_copy_long(ngx_http_request_t *r, u_char *buf, | |
290 ngx_http_log_op_t *op) | |
479 | 291 { |
292 return ngx_cpymem(buf, (u_char *) op->data, op->len); | |
293 } | |
294 | |
295 | |
497 | 296 static u_char * |
297 ngx_http_log_addr(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op) | |
176
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298 { |
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299 return ngx_cpymem(buf, r->connection->addr_text.data, |
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300 r->connection->addr_text.len); |
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301 } |
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302 |
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303 |
497 | 304 static u_char * |
305 ngx_http_log_connection(ngx_http_request_t *r, u_char *buf, | |
306 ngx_http_log_op_t *op) | |
176
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307 { |
455 | 308 return ngx_sprintf(buf, "%ui", r->connection->number); |
176
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309 } |
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310 |
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311 |
497 | 312 static u_char * |
313 ngx_http_log_pipe(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op) | |
176
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314 { |
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315 if (r->pipeline) { |
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316 *buf = 'p'; |
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317 } else { |
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318 *buf = '.'; |
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319 } |
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320 |
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321 return buf + 1; |
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322 } |
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323 |
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324 |
497 | 325 static u_char * |
326 ngx_http_log_time(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op) | |
176
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327 { |
178
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328 return ngx_cpymem(buf, ngx_cached_http_log_time.data, |
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329 ngx_cached_http_log_time.len); |
176
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330 } |
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331 |
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332 |
497 | 333 static u_char * |
334 ngx_http_log_msec(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op) | |
409
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335 { |
563 | 336 ngx_time_t *tp; |
409
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337 |
563 | 338 tp = ngx_timeofday(); |
409
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339 |
563 | 340 return ngx_sprintf(buf, "%T.%03M", tp->sec, tp->msec); |
409
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341 } |
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342 |
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343 |
497 | 344 static u_char * |
345 ngx_http_log_request_time(ngx_http_request_t *r, u_char *buf, | |
346 ngx_http_log_op_t *op) | |
347 { | |
348 time_t elapsed; | |
349 | |
350 elapsed = ngx_time() - r->start_time; | |
351 | |
352 return ngx_sprintf(buf, "%T", elapsed); | |
353 } | |
354 | |
355 | |
356 static size_t | |
357 ngx_http_log_request_getlen(ngx_http_request_t *r, uintptr_t data) | |
176
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358 { |
479 | 359 return r->request_line.len; |
360 } | |
361 | |
176
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362 |
497 | 363 static u_char * |
364 ngx_http_log_request(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op) | |
479 | 365 { |
176
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366 return ngx_cpymem(buf, r->request_line.data, r->request_line.len); |
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367 } |
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368 |
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369 |
497 | 370 static u_char * |
371 ngx_http_log_status(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op) | |
176
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372 { |
455 | 373 return ngx_sprintf(buf, "%ui", |
374 r->err_status ? r->err_status : r->headers_out.status); | |
176
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375 } |
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376 |
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377 |
497 | 378 static u_char * |
379 ngx_http_log_length(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op) | |
176
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380 { |
455 | 381 return ngx_sprintf(buf, "%O", r->connection->sent); |
176
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382 } |
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383 |
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384 |
497 | 385 static u_char * |
386 ngx_http_log_apache_length(ngx_http_request_t *r, u_char *buf, | |
387 ngx_http_log_op_t *op) | |
210
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388 { |
497 | 389 off_t length; |
390 | |
391 length = r->connection->sent - r->header_size; | |
392 | |
393 if (length > 0) { | |
394 return ngx_sprintf(buf, "%O", length); | |
395 } | |
396 | |
397 *buf = '0'; | |
398 | |
399 return buf + 1; | |
210
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400 } |
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401 |
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402 |
497 | 403 static u_char * |
404 ngx_http_log_request_length(ngx_http_request_t *r, u_char *buf, | |
405 ngx_http_log_op_t *op) | |
475 | 406 { |
477 | 407 return ngx_sprintf(buf, "%z", r->request_length); |
475 | 408 } |
409 | |
410 | |
497 | 411 static ngx_int_t |
501 | 412 ngx_http_log_header_in_compile(ngx_conf_t *cf, ngx_http_log_op_t *op, |
413 ngx_str_t *value) | |
479 | 414 { |
415 ngx_uint_t i; | |
416 | |
417 op->len = 0; | |
418 | |
419 for (i = 0; ngx_http_headers_in[i].name.len != 0; i++) { | |
420 | |
421 if (ngx_http_headers_in[i].name.len != value->len) { | |
422 continue; | |
423 } | |
424 | |
509 | 425 /* STUB: "Cookie" speacial handling */ |
426 if (ngx_http_headers_in[i].offset == 0) { | |
427 continue; | |
428 } | |
429 | |
479 | 430 if (ngx_strncasecmp(ngx_http_headers_in[i].name.data, value->data, |
501 | 431 value->len) == 0) |
479 | 432 { |
433 op->getlen = ngx_http_log_header_in_getlen; | |
434 op->run = ngx_http_log_header_in; | |
435 op->data = ngx_http_headers_in[i].offset; | |
436 | |
437 return NGX_OK; | |
438 } | |
439 } | |
440 | |
441 op->getlen = ngx_http_log_unknown_header_in_getlen; | |
442 op->run = ngx_http_log_unknown_header_in; | |
443 op->data = (uintptr_t) value; | |
444 | |
445 return NGX_OK; | |
446 } | |
447 | |
448 | |
497 | 449 static size_t |
450 ngx_http_log_header_in_getlen(ngx_http_request_t *r, uintptr_t data) | |
479 | 451 { |
452 ngx_table_elt_t *h; | |
453 | |
454 h = *(ngx_table_elt_t **) ((char *) &r->headers_in + data); | |
455 | |
456 if (h) { | |
457 return h->value.len; | |
458 } | |
459 | |
460 return 1; | |
461 } | |
462 | |
463 | |
497 | 464 static u_char * |
465 ngx_http_log_header_in(ngx_http_request_t *r, u_char *buf, | |
466 ngx_http_log_op_t *op) | |
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467 { |
479 | 468 ngx_table_elt_t *h; |
469 | |
470 h = *(ngx_table_elt_t **) ((char *) &r->headers_in + op->data); | |
471 | |
472 if (h) { | |
473 return ngx_cpymem(buf, h->value.data, h->value.len); | |
474 } | |
475 | |
476 *buf = '-'; | |
477 | |
478 return buf + 1; | |
479 } | |
480 | |
481 | |
497 | 482 static size_t |
483 ngx_http_log_unknown_header_in_getlen(ngx_http_request_t *r, uintptr_t data) | |
479 | 484 { |
485 ngx_table_elt_t *h; | |
486 | |
487 h = ngx_http_log_unknown_header(&r->headers_in.headers, (ngx_str_t *) data); | |
488 | |
489 if (h) { | |
490 return h->value.len; | |
491 } | |
492 | |
493 return 1; | |
494 } | |
495 | |
496 | |
497 | 497 static u_char * |
498 ngx_http_log_unknown_header_in(ngx_http_request_t *r, u_char *buf, | |
499 ngx_http_log_op_t *op) | |
479 | 500 { |
501 ngx_table_elt_t *h; | |
502 | |
503 h = ngx_http_log_unknown_header(&r->headers_in.headers, | |
504 (ngx_str_t *) op->data); | |
505 | |
506 if (h) { | |
507 return ngx_cpymem(buf, h->value.data, h->value.len); | |
508 } | |
509 | |
510 *buf = '-'; | |
511 | |
512 return buf + 1; | |
513 } | |
514 | |
515 | |
497 | 516 static ngx_int_t |
501 | 517 ngx_http_log_header_out_compile(ngx_conf_t *cf, ngx_http_log_op_t *op, |
518 ngx_str_t *value) | |
479 | 519 { |
520 ngx_uint_t i; | |
521 | |
522 op->len = 0; | |
523 | |
524 for (i = 0; ngx_http_headers_out[i].name.len != 0; i++) { | |
525 | |
526 if (ngx_http_headers_out[i].name.len != value->len) { | |
527 continue; | |
528 } | |
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529 |
479 | 530 if (ngx_strncasecmp(ngx_http_headers_out[i].name.data, value->data, |
497 | 531 value->len) == 0) |
479 | 532 { |
533 op->getlen = ngx_http_log_header_out_getlen; | |
534 op->run = ngx_http_log_header_out; | |
535 op->data = ngx_http_headers_out[i].offset; | |
536 | |
537 return NGX_OK; | |
538 } | |
539 } | |
540 | |
541 if (value->len == sizeof("Connection") - 1 | |
542 && ngx_strncasecmp(value->data, "Connection", value->len) == 0) | |
543 { | |
544 op->len = sizeof("keep-alive") - 1; | |
545 op->getlen = NULL; | |
546 op->run = ngx_http_log_connection_header_out; | |
547 op->data = 0; | |
548 return NGX_OK; | |
549 } | |
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550 |
479 | 551 if (value->len == sizeof("Transfer-Encoding") - 1 |
552 && ngx_strncasecmp(value->data, "Transfer-Encoding", value->len) == 0) | |
553 { | |
554 op->len = sizeof("chunked") - 1; | |
555 op->getlen = NULL; | |
556 op->run = ngx_http_log_transfer_encoding_header_out; | |
557 op->data = 0; | |
558 return NGX_OK; | |
559 } | |
560 | |
561 op->getlen = ngx_http_log_unknown_header_out_getlen; | |
562 op->run = ngx_http_log_unknown_header_out; | |
563 op->data = (uintptr_t) value; | |
564 | |
565 return NGX_OK; | |
566 } | |
567 | |
568 | |
497 | 569 static size_t |
570 ngx_http_log_header_out_getlen(ngx_http_request_t *r, uintptr_t data) | |
479 | 571 { |
572 ngx_table_elt_t *h; | |
573 | |
574 h = *(ngx_table_elt_t **) ((char *) &r->headers_out + data); | |
575 | |
576 if (h) { | |
577 return h->value.len; | |
578 } | |
579 | |
580 /* | |
581 * No header pointer was found. | |
582 * However, some headers: "Date", "Server", "Content-Length", | |
505 | 583 * and "Last-Modified" have a special handling in the header filter, |
584 * but we do not set up their pointers in the filter, | |
585 * because they are too seldom needed to be logged. | |
479 | 586 */ |
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587 |
479 | 588 if (data == offsetof(ngx_http_headers_out_t, date)) { |
589 return ngx_cached_http_time.len; | |
590 } | |
591 | |
592 if (data == offsetof(ngx_http_headers_out_t, server)) { | |
593 return (sizeof(NGINX_VER) - 1); | |
594 } | |
595 | |
596 if (data == offsetof(ngx_http_headers_out_t, content_length)) { | |
597 if (r->headers_out.content_length_n == -1) { | |
598 return 1; | |
599 } | |
600 | |
601 return NGX_OFF_T_LEN; | |
602 } | |
603 | |
604 if (data == offsetof(ngx_http_headers_out_t, last_modified)) { | |
605 if (r->headers_out.last_modified_time == -1) { | |
606 return 1; | |
607 } | |
608 | |
609 return sizeof("Mon, 28 Sep 1970 06:00:00 GMT") - 1; | |
610 } | |
611 | |
612 return 1; | |
613 } | |
614 | |
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615 |
497 | 616 static u_char * |
617 ngx_http_log_header_out(ngx_http_request_t *r, u_char *buf, | |
618 ngx_http_log_op_t *op) | |
479 | 619 { |
620 ngx_table_elt_t *h; | |
621 | |
622 h = *(ngx_table_elt_t **) ((char *) &r->headers_out + op->data); | |
623 | |
624 if (h) { | |
625 return ngx_cpymem(buf, h->value.data, h->value.len); | |
626 } | |
627 | |
628 /* | |
629 * No header pointer was found. | |
630 * However, some headers: "Date", "Server", "Content-Length", | |
505 | 631 * and "Last-Modified" have a special handling in the header filter, |
632 * but we do not set up their pointers in the filter, | |
633 * because they are too seldom needed to be logged. | |
479 | 634 */ |
635 | |
636 if (op->data == offsetof(ngx_http_headers_out_t, date)) { | |
637 return ngx_cpymem(buf, ngx_cached_http_time.data, | |
638 ngx_cached_http_time.len); | |
639 } | |
640 | |
641 if (op->data == offsetof(ngx_http_headers_out_t, server)) { | |
642 return ngx_cpymem(buf, NGINX_VER, sizeof(NGINX_VER) - 1); | |
643 } | |
644 | |
645 if (op->data == offsetof(ngx_http_headers_out_t, content_length)) { | |
646 if (r->headers_out.content_length_n == -1) { | |
647 *buf = '-'; | |
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648 |
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649 return buf + 1; |
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650 } |
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651 |
479 | 652 return ngx_sprintf(buf, "%O", r->headers_out.content_length_n); |
653 } | |
654 | |
655 if (op->data == offsetof(ngx_http_headers_out_t, last_modified)) { | |
656 if (r->headers_out.last_modified_time == -1) { | |
657 *buf = '-'; | |
658 | |
659 return buf + 1; | |
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660 } |
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661 |
479 | 662 return ngx_http_time(buf, r->headers_out.last_modified_time); |
663 } | |
664 | |
665 *buf = '-'; | |
666 | |
667 return buf + 1; | |
668 } | |
669 | |
670 | |
497 | 671 static size_t |
672 ngx_http_log_unknown_header_out_getlen(ngx_http_request_t *r, uintptr_t data) | |
479 | 673 { |
674 ngx_table_elt_t *h; | |
675 | |
676 h = ngx_http_log_unknown_header(&r->headers_out.headers, | |
677 (ngx_str_t *) data); | |
678 | |
679 if (h) { | |
680 return h->value.len; | |
681 } | |
682 | |
683 return 1; | |
684 } | |
685 | |
686 | |
497 | 687 static u_char * |
688 ngx_http_log_unknown_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_http_log_unknown_header(&r->headers_out.headers, | |
694 (ngx_str_t *) op->data); | |
695 | |
696 if (h) { | |
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697 return ngx_cpymem(buf, h->value.data, h->value.len); |
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698 } |
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699 |
479 | 700 *buf = '-'; |
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701 |
479 | 702 return buf + 1; |
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703 } |
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704 |
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705 |
497 | 706 static ngx_table_elt_t * |
707 ngx_http_log_unknown_header(ngx_list_t *headers, ngx_str_t *value) | |
99
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708 { |
290
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709 ngx_uint_t i; |
415
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710 ngx_list_part_t *part; |
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711 ngx_table_elt_t *h; |
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712 |
479 | 713 part = &headers->part; |
415
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714 h = part->elts; |
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715 |
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716 for (i = 0; /* void */; i++) { |
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717 |
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718 if (i >= part->nelts) { |
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719 if (part->next == NULL) { |
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720 break; |
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721 } |
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722 |
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723 part = part->next; |
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724 h = part->elts; |
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725 i = 0; |
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726 } |
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727 |
479 | 728 if (h[i].key.len != value->len) { |
176
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729 continue; |
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730 } |
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731 |
479 | 732 if (ngx_strncasecmp(h[i].key.data, value->data, value->len) == 0) { |
733 return &h[i]; | |
176
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734 } |
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735 } |
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736 |
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737 return NULL; |
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738 } |
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739 |
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740 |
497 | 741 static u_char * |
742 ngx_http_log_connection_header_out(ngx_http_request_t *r, u_char *buf, | |
743 ngx_http_log_op_t *op) | |
208
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744 { |
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745 if (r->keepalive) { |
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746 return ngx_cpymem(buf, "keep-alive", sizeof("keep-alive") - 1); |
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747 |
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748 } else { |
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749 return ngx_cpymem(buf, "close", sizeof("close") - 1); |
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750 } |
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751 } |
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752 |
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753 |
497 | 754 static u_char * |
755 ngx_http_log_transfer_encoding_header_out(ngx_http_request_t *r, u_char *buf, | |
756 ngx_http_log_op_t *op) | |
208
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757 { |
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758 if (r->chunked) { |
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759 return ngx_cpymem(buf, "chunked", sizeof("chunked") - 1); |
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760 } |
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761 |
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762 *buf = '-'; |
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763 |
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764 return buf + 1; |
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765 } |
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766 |
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767 |
501 | 768 static ngx_int_t |
769 ngx_http_log_variable_compile(ngx_conf_t *cf, ngx_http_log_op_t *op, | |
770 ngx_str_t *value) | |
771 { | |
509 | 772 ngx_int_t index; |
501 | 773 |
509 | 774 index = ngx_http_get_variable_index(cf, value); |
775 if (index == NGX_ERROR) { | |
501 | 776 return NGX_ERROR; |
777 } | |
778 | |
779 op->len = 0; | |
780 op->getlen = ngx_http_log_variable_getlen; | |
781 op->run = ngx_http_log_variable; | |
509 | 782 op->data = index; |
501 | 783 |
784 return NGX_OK; | |
785 } | |
786 | |
787 | |
788 static size_t | |
789 ngx_http_log_variable_getlen(ngx_http_request_t *r, uintptr_t data) | |
790 { | |
791 ngx_http_variable_value_t *value; | |
792 | |
793 value = ngx_http_get_indexed_variable(r, data); | |
794 | |
795 if (value == NULL | |
509 | 796 || value == NGX_HTTP_VAR_NOT_FOUND |
501 | 797 || value->text.len == 0) |
798 { | |
799 return 1; | |
800 } | |
801 | |
802 return value->text.len; | |
803 } | |
804 | |
805 | |
806 static u_char * | |
807 ngx_http_log_variable(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op) | |
808 { | |
809 ngx_http_variable_value_t *value; | |
810 | |
811 value = ngx_http_get_indexed_variable(r, op->data); | |
812 | |
813 if (value == NULL | |
509 | 814 || value == NGX_HTTP_VAR_NOT_FOUND |
501 | 815 || value->text.len == 0) |
816 { | |
817 *buf = '-'; | |
818 return buf + 1; | |
819 } | |
820 | |
821 return ngx_cpymem(buf, value->text.data, value->text.len); | |
822 } | |
823 | |
824 | |
497 | 825 static ngx_int_t |
826 ngx_http_log_set_formats(ngx_conf_t *cf) | |
177
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827 { |
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828 ngx_http_log_op_name_t *op; |
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829 |
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830 for (op = ngx_http_log_fmt_ops; op->name.len; op++) { /* void */ } |
479 | 831 op->run = NULL; |
177
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832 |
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833 return NGX_OK; |
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834 } |
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835 |
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|
836 |
497 | 837 static void * |
838 ngx_http_log_create_main_conf(ngx_conf_t *cf) | |
176
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839 { |
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840 ngx_http_log_main_conf_t *conf; |
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841 |
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842 char *rc; |
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843 ngx_str_t *value; |
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844 |
501 | 845 conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_log_main_conf_t)); |
846 if (conf == NULL) { | |
176
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847 return NGX_CONF_ERROR; |
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848 } |
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849 |
497 | 850 if (ngx_array_init(&conf->formats, cf->pool, 4, sizeof(ngx_http_log_fmt_t)) |
569 | 851 == NGX_ERROR) |
497 | 852 { |
853 return NGX_CONF_ERROR; | |
854 } | |
176
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|
855 |
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|
856 cf->args->nelts = 0; |
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857 |
501 | 858 value = ngx_array_push(cf->args); |
859 if (value == NULL) { | |
176
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860 return NGX_CONF_ERROR; |
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diff
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861 } |
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|
862 |
569 | 863 value->len = 0; |
864 value->data = NULL; | |
865 | |
501 | 866 value = ngx_array_push(cf->args); |
867 if (value == NULL) { | |
176
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868 return NGX_CONF_ERROR; |
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869 } |
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|
870 |
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871 value->len = sizeof("combined") - 1; |
292
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290
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|
872 value->data = (u_char *) "combined"; |
176
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|
873 |
501 | 874 value = ngx_array_push(cf->args); |
875 if (value == NULL) { | |
176
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|
876 return NGX_CONF_ERROR; |
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|
877 } |
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|
878 |
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diff
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|
879 *value = ngx_http_combined_fmt; |
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880 |
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|
881 rc = ngx_http_log_set_format(cf, NULL, conf); |
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882 if (rc != NGX_CONF_OK) { |
569 | 883 return NGX_CONF_ERROR; |
176
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884 } |
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885 |
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|
886 return conf; |
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887 } |
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|
888 |
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|
889 |
497 | 890 static void * |
891 ngx_http_log_create_loc_conf(ngx_conf_t *cf) | |
176
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892 { |
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|
893 ngx_http_log_loc_conf_t *conf; |
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894 |
501 | 895 conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_log_loc_conf_t)); |
896 if (conf == NULL) { | |
427
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415
diff
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|
897 return NGX_CONF_ERROR; |
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diff
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898 } |
99
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69
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|
899 |
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|
900 return conf; |
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901 } |
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|
902 |
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|
903 |
497 | 904 static char * |
905 ngx_http_log_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child) | |
99
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906 { |
176
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|
907 ngx_http_log_loc_conf_t *prev = parent; |
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908 ngx_http_log_loc_conf_t *conf = child; |
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909 |
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910 ngx_http_log_t *log; |
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|
911 ngx_http_log_fmt_t *fmt; |
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912 ngx_http_log_main_conf_t *lmcf; |
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|
913 |
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|
914 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
|
915 |
0d08eabe5c7b
nginx-0.0.10-2004-09-15-20:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
415
diff
changeset
|
916 if (conf->off) { |
0d08eabe5c7b
nginx-0.0.10-2004-09-15-20:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
415
diff
changeset
|
917 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
|
918 } |
0d08eabe5c7b
nginx-0.0.10-2004-09-15-20:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
415
diff
changeset
|
919 |
176
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
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parents:
119
diff
changeset
|
920 if (prev->logs) { |
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
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parents:
119
diff
changeset
|
921 conf->logs = prev->logs; |
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
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parents:
119
diff
changeset
|
922 |
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
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parents:
119
diff
changeset
|
923 } else { |
99
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
924 |
427
0d08eabe5c7b
nginx-0.0.10-2004-09-15-20:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
415
diff
changeset
|
925 if (prev->off) { |
0d08eabe5c7b
nginx-0.0.10-2004-09-15-20:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
415
diff
changeset
|
926 conf->off = prev->off; |
0d08eabe5c7b
nginx-0.0.10-2004-09-15-20:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
415
diff
changeset
|
927 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
|
928 } |
0d08eabe5c7b
nginx-0.0.10-2004-09-15-20:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
415
diff
changeset
|
929 |
0d08eabe5c7b
nginx-0.0.10-2004-09-15-20:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
415
diff
changeset
|
930 conf->logs = ngx_array_create(cf->pool, 2, sizeof(ngx_http_log_t)); |
176
c0552e5ab567
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parents:
119
diff
changeset
|
931 if (conf->logs == NULL) { |
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
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parents:
119
diff
changeset
|
932 return NGX_CONF_ERROR; |
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
119
diff
changeset
|
933 } |
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
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119
diff
changeset
|
934 |
501 | 935 log = ngx_array_push(conf->logs); |
936 if (log == NULL) { | |
176
c0552e5ab567
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parents:
119
diff
changeset
|
937 return NGX_CONF_ERROR; |
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
119
diff
changeset
|
938 } |
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
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 log->file = ngx_conf_open_file(cf->cycle, &http_access_log); |
c0552e5ab567
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parents:
119
diff
changeset
|
941 if (log->file == NULL) { |
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
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parents:
119
diff
changeset
|
942 return NGX_CONF_ERROR; |
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
119
diff
changeset
|
943 } |
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
119
diff
changeset
|
944 |
393
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
356
diff
changeset
|
945 lmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_log_module); |
176
c0552e5ab567
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parents:
119
diff
changeset
|
946 fmt = lmcf->formats.elts; |
427
0d08eabe5c7b
nginx-0.0.10-2004-09-15-20:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
415
diff
changeset
|
947 |
176
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
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parents:
119
diff
changeset
|
948 /* the default "combined" format */ |
c0552e5ab567
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parents:
119
diff
changeset
|
949 log->ops = fmt[0].ops; |
119
cd54bcbaf3b5
nginx-0.0.1-2003-07-21-01:15:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
116
diff
changeset
|
950 } |
cd54bcbaf3b5
nginx-0.0.1-2003-07-21-01:15:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
116
diff
changeset
|
951 } |
99
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
952 |
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
953 return NGX_CONF_OK; |
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
954 } |
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
955 |
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
956 |
497 | 957 static char * |
958 ngx_http_log_set_log(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
99
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
959 { |
176
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
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parents:
119
diff
changeset
|
960 ngx_http_log_loc_conf_t *llcf = conf; |
99
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
961 |
571 | 962 ssize_t buf; |
290
87e73f067470
nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
282
diff
changeset
|
963 ngx_uint_t i; |
176
c0552e5ab567
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119
diff
changeset
|
964 ngx_str_t *value, name; |
c0552e5ab567
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parents:
119
diff
changeset
|
965 ngx_http_log_t *log; |
c0552e5ab567
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parents:
119
diff
changeset
|
966 ngx_http_log_fmt_t *fmt; |
c0552e5ab567
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119
diff
changeset
|
967 ngx_http_log_main_conf_t *lmcf; |
c0552e5ab567
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parents:
119
diff
changeset
|
968 |
427
0d08eabe5c7b
nginx-0.0.10-2004-09-15-20:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
415
diff
changeset
|
969 value = cf->args->elts; |
0d08eabe5c7b
nginx-0.0.10-2004-09-15-20:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
415
diff
changeset
|
970 |
0d08eabe5c7b
nginx-0.0.10-2004-09-15-20:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
415
diff
changeset
|
971 if (ngx_strcmp(value[1].data, "off") == 0) { |
0d08eabe5c7b
nginx-0.0.10-2004-09-15-20:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
415
diff
changeset
|
972 llcf->off = 1; |
0d08eabe5c7b
nginx-0.0.10-2004-09-15-20:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
415
diff
changeset
|
973 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
|
974 } |
0d08eabe5c7b
nginx-0.0.10-2004-09-15-20:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
415
diff
changeset
|
975 |
176
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
119
diff
changeset
|
976 if (llcf->logs == NULL) { |
427
0d08eabe5c7b
nginx-0.0.10-2004-09-15-20:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
415
diff
changeset
|
977 llcf->logs = ngx_array_create(cf->pool, 2, sizeof(ngx_http_log_t)); |
0d08eabe5c7b
nginx-0.0.10-2004-09-15-20:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
415
diff
changeset
|
978 if (llcf->logs == NULL) { |
176
c0552e5ab567
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parents:
119
diff
changeset
|
979 return NGX_CONF_ERROR; |
c0552e5ab567
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parents:
119
diff
changeset
|
980 } |
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
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parents:
119
diff
changeset
|
981 } |
99
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
982 |
393
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
356
diff
changeset
|
983 lmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_log_module); |
99
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
984 |
501 | 985 log = ngx_array_push(llcf->logs); |
986 if (log == NULL) { | |
176
c0552e5ab567
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119
diff
changeset
|
987 return NGX_CONF_ERROR; |
c0552e5ab567
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parents:
119
diff
changeset
|
988 } |
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
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parents:
119
diff
changeset
|
989 |
501 | 990 log->file = ngx_conf_open_file(cf->cycle, &value[1]); |
991 if (log->file == NULL) { | |
176
c0552e5ab567
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parents:
119
diff
changeset
|
992 return NGX_CONF_ERROR; |
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
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parents:
119
diff
changeset
|
993 } |
c0552e5ab567
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parents:
119
diff
changeset
|
994 |
571 | 995 if (cf->args->nelts >= 3) { |
176
c0552e5ab567
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119
diff
changeset
|
996 name = value[2]; |
c0552e5ab567
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parents:
119
diff
changeset
|
997 } else { |
c0552e5ab567
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parents:
119
diff
changeset
|
998 name.len = sizeof("combined") - 1; |
292
a472bfb778b3
nginx-0.0.3-2004-03-17-00:26:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
999 name.data = (u_char *) "combined"; |
176
c0552e5ab567
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parents:
119
diff
changeset
|
1000 } |
c0552e5ab567
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parents:
119
diff
changeset
|
1001 |
c0552e5ab567
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119
diff
changeset
|
1002 fmt = lmcf->formats.elts; |
c0552e5ab567
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119
diff
changeset
|
1003 for (i = 0; i < lmcf->formats.nelts; i++) { |
c0552e5ab567
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parents:
119
diff
changeset
|
1004 if (fmt[i].name.len == name.len |
c0552e5ab567
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diff
changeset
|
1005 && ngx_strcasecmp(fmt[i].name.data, name.data) == 0) |
c0552e5ab567
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parents:
119
diff
changeset
|
1006 { |
c0552e5ab567
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parents:
119
diff
changeset
|
1007 log->ops = fmt[i].ops; |
571 | 1008 goto buffer; |
176
c0552e5ab567
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diff
changeset
|
1009 } |
c0552e5ab567
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parents:
119
diff
changeset
|
1010 } |
100
7ebc8b7fb816
nginx-0.0.1-2003-06-03-19:42:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
99
diff
changeset
|
1011 |
487 | 1012 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
1013 "unknown log format \"%V\"", &name); | |
571 | 1014 return NGX_CONF_ERROR; |
487 | 1015 |
571 | 1016 buffer: |
1017 | |
1018 if (cf->args->nelts == 4) { | |
1019 if (ngx_strncmp(value[3].data, "buffer=", 7) != 0) { | |
1020 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
1021 "invalid parameter \"%V\"", &value[3]); | |
1022 return NGX_CONF_ERROR; | |
1023 } | |
1024 | |
1025 name.len = value[3].len - 7; | |
1026 name.data = value[3].data + 7; | |
1027 | |
1028 buf = ngx_parse_size(&name); | |
1029 | |
1030 if (buf == NGX_ERROR) { | |
1031 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
1032 "invalid parameter \"%V\"", &value[3]); | |
1033 return NGX_CONF_ERROR; | |
1034 } | |
1035 | |
1036 if (log->file->buffer && log->file->last - log->file->pos != buf) { | |
1037 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
1038 "access_log \"%V\" already defined " | |
1039 "with different buffer size", &value[1]); | |
1040 return NGX_CONF_ERROR; | |
1041 } | |
1042 | |
1043 log->file->buffer = ngx_palloc(cf->pool, buf); | |
1044 if (log->file->buffer == NULL) { | |
1045 return NGX_CONF_ERROR; | |
1046 } | |
1047 | |
1048 log->file->pos = log->file->buffer; | |
1049 log->file->last = log->file->buffer + buf; | |
1050 } | |
1051 | |
1052 return NGX_CONF_OK; | |
99
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
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69
diff
changeset
|
1053 } |
176
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diff
changeset
|
1054 |
c0552e5ab567
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diff
changeset
|
1055 |
497 | 1056 static char * |
1057 ngx_http_log_set_format(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
176
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diff
changeset
|
1058 { |
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diff
changeset
|
1059 ngx_http_log_main_conf_t *lmcf = conf; |
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1060 |
569 | 1061 u_char *data, *p, *fname, ch; |
176
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1062 size_t i, len, fname_len; |
569 | 1063 ngx_str_t *value, var, arg, *a; |
1064 ngx_uint_t s, f, bracket; | |
176
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1065 ngx_http_log_op_t *op; |
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1066 ngx_http_log_fmt_t *fmt; |
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1067 ngx_http_log_op_name_t *name; |
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1068 |
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1069 value = cf->args->elts; |
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1070 |
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1071 fmt = lmcf->formats.elts; |
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1072 for (f = 0; f < lmcf->formats.nelts; f++) { |
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|
1073 if (fmt[f].name.len == value[1].len |
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1074 && ngx_strcmp(fmt->name.data, value[1].data) == 0) |
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1075 { |
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1076 return "duplicate \"log_format\" name"; |
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1077 } |
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1078 } |
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|
1079 |
501 | 1080 fmt = ngx_array_push(&lmcf->formats); |
1081 if (fmt == NULL) { | |
176
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1082 return NGX_CONF_ERROR; |
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1083 } |
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1084 |
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|
1085 fmt->name = value[1]; |
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|
1086 |
501 | 1087 fmt->ops = ngx_array_create(cf->pool, 20, sizeof(ngx_http_log_op_t)); |
1088 if (fmt->ops == NULL) { | |
176
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1089 return NGX_CONF_ERROR; |
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1090 } |
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|
1091 |
501 | 1092 arg.data = NULL; |
176
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|
1093 |
569 | 1094 for (s = 2; s < cf->args->nelts; s++) { |
176
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|
1095 |
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1096 i = 0; |
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1097 |
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|
1098 while (i < value[s].len) { |
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|
1099 |
501 | 1100 op = ngx_array_push(fmt->ops); |
1101 if (op == NULL) { | |
176
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|
1102 return NGX_CONF_ERROR; |
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|
1103 } |
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1104 |
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|
1105 data = &value[s].data[i]; |
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1106 |
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|
1107 if (value[s].data[i] == '%') { |
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|
1108 i++; |
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|
1109 |
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|
1110 if (i == value[s].len) { |
569 | 1111 goto invalid; |
176
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|
1112 } |
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1113 |
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|
1114 if (value[s].data[i] == '{') { |
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|
1115 i++; |
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1116 |
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|
1117 arg.data = &value[s].data[i]; |
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1118 |
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|
1119 while (i < value[s].len && value[s].data[i] != '}') { |
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|
1120 i++; |
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|
1121 } |
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1122 |
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|
1123 arg.len = &value[s].data[i] - arg.data; |
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1124 |
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|
1125 if (i == value[s].len || arg.len == 0) { |
569 | 1126 goto invalid; |
176
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|
1127 } |
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1128 |
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|
1129 i++; |
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|
1130 |
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|
1131 } else { |
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|
1132 arg.len = 0; |
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1133 } |
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|
1134 |
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|
1135 fname = &value[s].data[i]; |
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1136 |
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|
1137 while (i < value[s].len |
177
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1138 && ((value[s].data[i] >= 'a' && value[s].data[i] <= 'z') |
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|
1139 || value[s].data[i] == '_')) |
176
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|
1140 { |
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1141 i++; |
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1142 } |
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1143 |
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|
1144 fname_len = &value[s].data[i] - fname; |
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1145 |
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|
1146 if (fname_len == 0) { |
569 | 1147 goto invalid; |
176
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1148 } |
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1149 |
479 | 1150 for (name = ngx_http_log_fmt_ops; name->run; name++) { |
177
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|
1151 if (name->name.len == 0) { |
479 | 1152 name = (ngx_http_log_op_name_t *) name->run; |
177
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1153 } |
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1154 |
176
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|
1155 if (name->name.len == fname_len |
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1156 && ngx_strncmp(name->name.data, fname, fname_len) == 0) |
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|
1157 { |
479 | 1158 if (name->compile == NULL) { |
176
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|
1159 if (arg.len) { |
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|
1160 fname[fname_len] = '\0'; |
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|
1161 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
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|
1162 "\"%s\" must not have argument", |
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1163 data); |
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|
1164 return NGX_CONF_ERROR; |
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1165 } |
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1166 |
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|
1167 op->len = name->len; |
479 | 1168 op->getlen = name->getlen; |
1169 op->run = name->run; | |
176
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|
1170 op->data = 0; |
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1171 |
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|
1172 break; |
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1173 } |
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1174 |
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|
1175 if (arg.len == 0) { |
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1176 fname[fname_len] = '\0'; |
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1177 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
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1178 "\"%s\" requires argument", |
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1179 data); |
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1180 return NGX_CONF_ERROR; |
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1181 } |
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1182 |
501 | 1183 a = ngx_palloc(cf->pool, sizeof(ngx_str_t)); |
1184 if (a == NULL) { | |
176
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1185 return NGX_CONF_ERROR; |
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1186 } |
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1187 |
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1188 *a = arg; |
501 | 1189 if (name->compile(cf, op, a) == NGX_ERROR) { |
479 | 1190 return NGX_CONF_ERROR; |
1191 } | |
176
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1192 |
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1193 break; |
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1194 } |
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1195 } |
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1196 |
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1197 if (name->name.len == 0) { |
569 | 1198 goto invalid; |
1199 } | |
1200 | |
1201 } else if (value[s].data[i] == '$') { | |
1202 | |
1203 if (++i == value[s].len) { | |
1204 goto invalid; | |
1205 } | |
1206 | |
1207 if (value[s].data[i] == '{') { | |
1208 bracket = 1; | |
1209 | |
1210 if (++i == value[s].len) { | |
1211 goto invalid; | |
1212 } | |
1213 | |
1214 var.data = &value[s].data[i]; | |
1215 | |
1216 } else { | |
1217 bracket = 0; | |
1218 var.data = &value[s].data[i]; | |
1219 } | |
1220 | |
1221 for (var.len = 0; i < value[s].len; i++, var.len++) { | |
1222 ch = value[s].data[i]; | |
1223 | |
1224 if (ch == '}' && bracket) { | |
1225 i++; | |
1226 bracket = 0; | |
1227 break; | |
1228 } | |
1229 | |
1230 if ((ch >= 'A' && ch <= 'Z') | |
1231 || (ch >= 'a' && ch <= 'z') | |
1232 || (ch >= '0' && ch <= '9') | |
1233 || ch == '_') | |
1234 { | |
1235 continue; | |
1236 } | |
1237 | |
176
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1238 break; |
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1239 } |
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1240 |
569 | 1241 if (bracket) { |
1242 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
1243 "the closing bracket in \"%V\" " | |
1244 "variable is missing", &var); | |
1245 return NGX_CONF_ERROR; | |
1246 } | |
1247 | |
1248 if (var.len == 0) { | |
1249 goto invalid; | |
1250 } | |
1251 | |
1252 if (ngx_http_log_variable_compile(cf, op, &var) != NGX_OK) { | |
1253 return NGX_CONF_ERROR; | |
1254 } | |
1255 | |
176
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1256 } else { |
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1257 i++; |
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1258 |
569 | 1259 while (i < value[s].len |
1260 && value[s].data[i] != '$' | |
1261 && value[s].data[i] != '%') | |
1262 { | |
176
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1263 i++; |
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1264 } |
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1265 |
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1266 len = &value[s].data[i] - data; |
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1267 |
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1268 if (len) { |
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1269 |
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1270 op->len = len; |
479 | 1271 op->getlen = NULL; |
176
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1272 |
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1273 if (len <= sizeof(uintptr_t)) { |
479 | 1274 op->run = ngx_http_log_copy_short; |
176
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1275 op->data = 0; |
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1276 |
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1277 while (len--) { |
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1278 op->data <<= 8; |
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1279 op->data |= data[len]; |
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1280 } |
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1281 |
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1282 } else { |
479 | 1283 op->run = ngx_http_log_copy_long; |
176
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1284 |
501 | 1285 p = ngx_palloc(cf->pool, len); |
1286 if (p == NULL) { | |
176
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1287 return NGX_CONF_ERROR; |
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1288 } |
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1289 |
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1290 ngx_memcpy(p, data, len); |
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1291 op->data = (uintptr_t) p; |
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1292 } |
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1293 } |
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1294 } |
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1295 } |
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1296 } |
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1297 |
569 | 1298 return NGX_CONF_OK; |
1299 | |
1300 invalid: | |
1301 | |
1302 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "invalid parameter \"%s\"", data); | |
1303 | |
1304 return NGX_CONF_ERROR; | |
1305 } | |
1306 | |
176
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1307 |
569 | 1308 static ngx_int_t |
1309 ngx_http_log_init(ngx_cycle_t *cycle) | |
1310 { | |
1311 ngx_http_core_main_conf_t *cmcf; | |
1312 | |
1313 cmcf = ngx_http_cycle_get_module_main_conf(cycle, ngx_http_core_module); | |
1314 | |
1315 cmcf->log_handler = ngx_http_log_handler; | |
1316 | |
1317 return NGX_OK; | |
176
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1318 } |