Mercurial > hg > nginx

comparison src/http/ngx_http_log_handler.c @ 208:0b67be7d4489

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
nginx-0.0.1-2003-12-08-23:48:12 import
author Igor Sysoev <igor@sysoev.ru>
date Mon, 08 Dec 2003 20:48:12 +0000
parents 8dee38ea9117
children 00cafae0bdf1
comparison
equal deleted inserted replaced
207:6e0fef527732 208:0b67be7d4489
19 uintptr_t data); 19 uintptr_t data);
20 static char *ngx_http_log_length(ngx_http_request_t *r, char *buf, 20 static char *ngx_http_log_length(ngx_http_request_t *r, char *buf,
21 uintptr_t data); 21 uintptr_t data);
22 static char *ngx_http_log_header_in(ngx_http_request_t *r, char *buf, 22 static char *ngx_http_log_header_in(ngx_http_request_t *r, char *buf,
23 uintptr_t data); 23 uintptr_t data);
24 static char *ngx_http_log_connection_header_out(ngx_http_request_t *r,
25 char *buf, uintptr_t data);
26 static char *ngx_http_log_transfer_encoding_header_out(ngx_http_request_t *r,
27 char *buf,
28 uintptr_t data);
24 static char *ngx_http_log_unknown_header_in(ngx_http_request_t *r, char *buf, 29 static char *ngx_http_log_unknown_header_in(ngx_http_request_t *r, char *buf,
25 uintptr_t data); 30 uintptr_t data);
26 static char *ngx_http_log_header_out(ngx_http_request_t *r, char *buf, 31 static char *ngx_http_log_header_out(ngx_http_request_t *r, char *buf,
27 uintptr_t data); 32 uintptr_t data);
28 static char *ngx_http_log_unknown_header_out(ngx_http_request_t *r, char *buf, 33 static char *ngx_http_log_unknown_header_out(ngx_http_request_t *r, char *buf,
29 uintptr_t data); 34 uintptr_t data);
30 35
31 static int ngx_http_log_pre_conf(ngx_conf_t *cf); 36 static int ngx_http_log_pre_conf(ngx_conf_t *cf);
32 static void *ngx_http_log_create_main_conf(ngx_conf_t *cf); 37 static void *ngx_http_log_create_main_conf(ngx_conf_t *cf);
102 { ngx_string("pipe"), 1, ngx_http_log_pipe }, 107 { ngx_string("pipe"), 1, ngx_http_log_pipe },
103 { ngx_string("time"), sizeof("28/Sep/1970:12:00:00") - 1, 108 { ngx_string("time"), sizeof("28/Sep/1970:12:00:00") - 1,
104 ngx_http_log_time }, 109 ngx_http_log_time },
105 { ngx_string("request"), 0, ngx_http_log_request }, 110 { ngx_string("request"), 0, ngx_http_log_request },
106 { ngx_string("status"), 3, ngx_http_log_status }, 111 { ngx_string("status"), 3, ngx_http_log_status },
107 { ngx_string("length"), NGX_OFF_LEN, ngx_http_log_length }, 112 { ngx_string("length"), NGX_OFF_T_LEN, ngx_http_log_length },
108 { ngx_string("i"), NGX_HTTP_LOG_ARG, ngx_http_log_header_in }, 113 { ngx_string("i"), NGX_HTTP_LOG_ARG, ngx_http_log_header_in },
109 { ngx_string("o"), NGX_HTTP_LOG_ARG, ngx_http_log_header_out }, 114 { ngx_string("o"), NGX_HTTP_LOG_ARG, ngx_http_log_header_out },
110 { ngx_null_string, 0, NULL } 115 { ngx_null_string, 0, NULL }
111 }; 116 };
112 117
210 215
211 static char *ngx_http_log_time(ngx_http_request_t *r, char *buf, uintptr_t data) 216 static char *ngx_http_log_time(ngx_http_request_t *r, char *buf, uintptr_t data)
212 { 217 {
213 return ngx_cpymem(buf, ngx_cached_http_log_time.data, 218 return ngx_cpymem(buf, ngx_cached_http_log_time.data,
214 ngx_cached_http_log_time.len); 219 ngx_cached_http_log_time.len);
215
216 #if 0
217 ngx_tm_t tm;
218
219 ngx_localtime(&tm);
220
221 return buf + ngx_snprintf(buf, sizeof("28/Sep/1970:12:00:00"),
222 "%02d/%s/%d:%02d:%02d:%02d",
223 tm.ngx_tm_mday, months[tm.ngx_tm_mon - 1],
224 tm.ngx_tm_year,
225 tm.ngx_tm_hour, tm.ngx_tm_min, tm.ngx_tm_sec);
226 #endif
227 } 220 }
228 221
229 222
230 static char *ngx_http_log_request(ngx_http_request_t *r, char *buf, 223 static char *ngx_http_log_request(ngx_http_request_t *r, char *buf,
231 uintptr_t data) 224 uintptr_t data)
248 241
249 242
250 static char *ngx_http_log_length(ngx_http_request_t *r, char *buf, 243 static char *ngx_http_log_length(ngx_http_request_t *r, char *buf,
251 uintptr_t data) 244 uintptr_t data)
252 { 245 {
253 return buf + ngx_snprintf(buf, NGX_OFF_LEN + 1, OFF_T_FMT, 246 return buf + ngx_snprintf(buf, NGX_OFF_T_LEN + 1, OFF_T_FMT,
254 r->connection->sent); 247 r->connection->sent);
255 } 248 }
256 249
257 250
258 static char *ngx_http_log_header_in(ngx_http_request_t *r, char *buf, 251 static char *ngx_http_log_header_in(ngx_http_request_t *r, char *buf,
355 ngx_str_t *s; 348 ngx_str_t *s;
356 ngx_table_elt_t *h; 349 ngx_table_elt_t *h;
357 ngx_http_log_op_t *op; 350 ngx_http_log_op_t *op;
358 351
359 if (r) { 352 if (r) {
353
354 /* run-time execution */
355
356 if (r->http_version < NGX_HTTP_VERSION_10) {
357 if (buf) {
358 *buf = '-';
359 }
360
361 return buf + 1;
362 }
363
360 h = *(ngx_table_elt_t **) ((char *) &r->headers_out + data); 364 h = *(ngx_table_elt_t **) ((char *) &r->headers_out + data);
361 365
362 if (h == NULL) { 366 if (h == NULL) {
363 367
364 /* no header */ 368 /*
369 * No header pointer was found.
370 * However, some headers: "Date", "Server", "Content-Length",
371 * and "Last-Modified" have a special handling in the header filter
372 * but we do not set up their pointers in the filter because
373 * they are too seldom needed to be logged.
374 */
375
376 if (data == offsetof(ngx_http_headers_out_t, date)) {
377 if (buf == NULL) {
378 return (char *) ngx_cached_http_time.len;
379 }
380 return ngx_cpymem(buf, ngx_cached_http_time.data,
381 ngx_cached_http_time.len);
382 }
365 383
366 if (data == offsetof(ngx_http_headers_out_t, server)) { 384 if (data == offsetof(ngx_http_headers_out_t, server)) {
367 if (buf == NULL) { 385 if (buf == NULL) {
368 return (char *) (sizeof(NGINX_VER) - 1); 386 return (char *) (sizeof(NGINX_VER) - 1);
369 } 387 }
370 return ngx_cpymem(buf, NGINX_VER, sizeof(NGINX_VER) - 1); 388 return ngx_cpymem(buf, NGINX_VER, sizeof(NGINX_VER) - 1);
389 }
390
391 if (data == offsetof(ngx_http_headers_out_t, content_length)) {
392 if (r->headers_out.content_length_n == -1) {
393 if (buf) {
394 *buf = '-';
395 }
396 return buf + 1;
397 }
398
399 if (buf == NULL) {
400 return (char *) NGX_OFF_T_LEN;
401 }
402 return buf + ngx_snprintf(buf, NGX_OFF_T_LEN + 2, OFF_T_FMT,
403 r->headers_out.content_length_n);
404 }
405
406 if (data == offsetof(ngx_http_headers_out_t, last_modified)) {
407 if (r->headers_out.last_modified_time == -1) {
408 if (buf) {
409 *buf = '-';
410 }
411 return buf + 1;
412 }
413
414 if (buf == NULL) {
415 return (char *) sizeof("Mon, 28 Sep 1970 06:00:00 GMT") - 1;
416 }
417 return buf + ngx_http_time(buf,
418 r->headers_out.last_modified_time);
371 } 419 }
372 420
373 if (buf) { 421 if (buf) {
374 *buf = '-'; 422 *buf = '-';
375 } 423 }
404 op->data = ngx_http_headers_out[i].offset; 452 op->data = ngx_http_headers_out[i].offset;
405 return NULL; 453 return NULL;
406 } 454 }
407 } 455 }
408 456
457 if (s->len == sizeof("Connection") - 1
458 && ngx_strncasecmp(s->data, "Connection", s->len) == 0)
459 {
460 op->op = ngx_http_log_connection_header_out;
461 op->data = NULL;
462 return NULL;
463 }
464
465 if (s->len == sizeof("Transfer-Encoding") - 1
466 && ngx_strncasecmp(s->data, "Transfer-Encoding", s->len) == 0) {
467 op->op = ngx_http_log_transfer_encoding_header_out;
468 op->data = NULL;
469 return NULL;
470 }
471
409 op->op = ngx_http_log_unknown_header_out; 472 op->op = ngx_http_log_unknown_header_out;
410 op->data = (uintptr_t) s; 473 op->data = (uintptr_t) s;
411 474
412 return NULL; 475 return NULL;
476 }
477
478
479 static char *ngx_http_log_connection_header_out(ngx_http_request_t *r,
480 char *buf, uintptr_t data)
481 {
482 if (buf == NULL) {
483 return (char *) ((r->keepalive) ? sizeof("keep-alive") - 1:
484 sizeof("close") - 1);
485 }
486
487 if (r->keepalive) {
488 return ngx_cpymem(buf, "keep-alive", sizeof("keep-alive") - 1);
489
490 } else {
491 return ngx_cpymem(buf, "close", sizeof("close") - 1);
492 }
493 }
494
495
496 static char *ngx_http_log_transfer_encoding_header_out(ngx_http_request_t *r,
497 char *buf,
498 uintptr_t data)
499 {
500 if (buf == NULL) {
501 return (char *) ((r->chunked) ? sizeof("chunked") - 1 : 1);
502 }
503
504 if (r->chunked) {
505 return ngx_cpymem(buf, "chunked", sizeof("chunked") - 1);
506 }
507
508 *buf = '-';
509
510 return buf + 1;
413 } 511 }
414 512
415 513
416 static char *ngx_http_log_unknown_header_out(ngx_http_request_t *r, char *buf, 514 static char *ngx_http_log_unknown_header_out(ngx_http_request_t *r, char *buf,
417 uintptr_t data) 515 uintptr_t data)