|
118
|
1
|
|
|
2 /*
|
|
|
3 * Copyright (C) Igor Sysoev
|
|
|
4 */
|
|
|
5
|
|
|
6
|
|
|
7 #include <ngx_config.h>
|
|
|
8 #include <ngx_core.h>
|
|
|
9 #include <ngx_http.h>
|
|
|
10 #include <nginx.h>
|
|
|
11
|
|
|
12
|
|
260
|
13 typedef struct ngx_http_log_op_s ngx_http_log_op_t;
|
|
|
14
|
|
|
15 typedef u_char *(*ngx_http_log_op_run_pt) (ngx_http_request_t *r, u_char *buf,
|
|
|
16 ngx_http_log_op_t *op);
|
|
|
17
|
|
|
18 typedef size_t (*ngx_http_log_op_getlen_pt) (ngx_http_request_t *r,
|
|
|
19 uintptr_t data);
|
|
|
20
|
|
|
21
|
|
|
22 struct ngx_http_log_op_s {
|
|
|
23 size_t len;
|
|
|
24 ngx_http_log_op_getlen_pt getlen;
|
|
|
25 ngx_http_log_op_run_pt run;
|
|
|
26 uintptr_t data;
|
|
|
27 };
|
|
|
28
|
|
122
|
29
|
|
|
30 typedef struct {
|
|
|
31 ngx_str_t name;
|
|
|
32 ngx_array_t *ops; /* array of ngx_http_log_op_t */
|
|
|
33 } ngx_http_log_fmt_t;
|
|
|
34
|
|
206
|
35
|
|
122
|
36 typedef struct {
|
|
|
37 ngx_array_t formats; /* array of ngx_http_log_fmt_t */
|
|
|
38 ngx_uint_t combined_used; /* unsigned combined_used:1 */
|
|
|
39 } ngx_http_log_main_conf_t;
|
|
|
40
|
|
206
|
41
|
|
122
|
42 typedef struct {
|
|
|
43 ngx_open_file_t *file;
|
|
182
|
44 time_t disk_full_time;
|
|
122
|
45 ngx_array_t *ops; /* array of ngx_http_log_op_t */
|
|
|
46 } ngx_http_log_t;
|
|
|
47
|
|
206
|
48
|
|
122
|
49 typedef struct {
|
|
|
50 ngx_array_t *logs; /* array of ngx_http_log_t */
|
|
|
51 ngx_uint_t off; /* unsigned off:1 */
|
|
|
52 } ngx_http_log_loc_conf_t;
|
|
|
53
|
|
|
54
|
|
|
55 typedef struct {
|
|
|
56 ngx_str_t name;
|
|
|
57 size_t len;
|
|
|
58 ngx_http_log_op_run_pt run;
|
|
|
59 } ngx_http_log_var_t;
|
|
|
60
|
|
|
61
|
|
118
|
62 static u_char *ngx_http_log_connection(ngx_http_request_t *r, u_char *buf,
|
|
|
63 ngx_http_log_op_t *op);
|
|
|
64 static u_char *ngx_http_log_pipe(ngx_http_request_t *r, u_char *buf,
|
|
|
65 ngx_http_log_op_t *op);
|
|
|
66 static u_char *ngx_http_log_time(ngx_http_request_t *r, u_char *buf,
|
|
|
67 ngx_http_log_op_t *op);
|
|
|
68 static u_char *ngx_http_log_msec(ngx_http_request_t *r, u_char *buf,
|
|
|
69 ngx_http_log_op_t *op);
|
|
|
70 static u_char *ngx_http_log_request_time(ngx_http_request_t *r, u_char *buf,
|
|
|
71 ngx_http_log_op_t *op);
|
|
|
72 static u_char *ngx_http_log_status(ngx_http_request_t *r, u_char *buf,
|
|
|
73 ngx_http_log_op_t *op);
|
|
122
|
74 static u_char *ngx_http_log_bytes_sent(ngx_http_request_t *r, u_char *buf,
|
|
118
|
75 ngx_http_log_op_t *op);
|
|
126
|
76 static u_char *ngx_http_log_body_bytes_sent(ngx_http_request_t *r,
|
|
122
|
77 u_char *buf, ngx_http_log_op_t *op);
|
|
118
|
78 static u_char *ngx_http_log_request_length(ngx_http_request_t *r, u_char *buf,
|
|
|
79 ngx_http_log_op_t *op);
|
|
|
80
|
|
|
81 static ngx_int_t ngx_http_log_variable_compile(ngx_conf_t *cf,
|
|
|
82 ngx_http_log_op_t *op, ngx_str_t *value);
|
|
|
83 static size_t ngx_http_log_variable_getlen(ngx_http_request_t *r,
|
|
|
84 uintptr_t data);
|
|
|
85 static u_char *ngx_http_log_variable(ngx_http_request_t *r, u_char *buf,
|
|
|
86 ngx_http_log_op_t *op);
|
|
|
87
|
|
|
88
|
|
|
89 static void *ngx_http_log_create_main_conf(ngx_conf_t *cf);
|
|
|
90 static void *ngx_http_log_create_loc_conf(ngx_conf_t *cf);
|
|
|
91 static char *ngx_http_log_merge_loc_conf(ngx_conf_t *cf, void *parent,
|
|
|
92 void *child);
|
|
|
93 static char *ngx_http_log_set_log(ngx_conf_t *cf, ngx_command_t *cmd,
|
|
|
94 void *conf);
|
|
|
95 static char *ngx_http_log_set_format(ngx_conf_t *cf, ngx_command_t *cmd,
|
|
|
96 void *conf);
|
|
122
|
97 static char *ngx_http_log_compile_format(ngx_conf_t *cf,
|
|
|
98 ngx_array_t *ops, ngx_array_t *args, ngx_uint_t s);
|
|
|
99 static ngx_int_t ngx_http_log_init(ngx_conf_t *cf);
|
|
118
|
100
|
|
|
101
|
|
|
102 static ngx_command_t ngx_http_log_commands[] = {
|
|
|
103
|
|
|
104 { ngx_string("log_format"),
|
|
|
105 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_2MORE,
|
|
|
106 ngx_http_log_set_format,
|
|
|
107 NGX_HTTP_MAIN_CONF_OFFSET,
|
|
|
108 0,
|
|
|
109 NULL },
|
|
|
110
|
|
|
111 { ngx_string("access_log"),
|
|
194
|
112 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF
|
|
|
113 |NGX_CONF_TAKE123,
|
|
118
|
114 ngx_http_log_set_log,
|
|
|
115 NGX_HTTP_LOC_CONF_OFFSET,
|
|
|
116 0,
|
|
|
117 NULL },
|
|
|
118
|
|
|
119 ngx_null_command
|
|
|
120 };
|
|
|
121
|
|
|
122
|
|
216
|
123 static ngx_http_module_t ngx_http_log_module_ctx = {
|
|
260
|
124 NULL, /* preconfiguration */
|
|
122
|
125 ngx_http_log_init, /* postconfiguration */
|
|
118
|
126
|
|
|
127 ngx_http_log_create_main_conf, /* create main configuration */
|
|
|
128 NULL, /* init main configuration */
|
|
|
129
|
|
|
130 NULL, /* create server configuration */
|
|
|
131 NULL, /* merge server configuration */
|
|
|
132
|
|
|
133 ngx_http_log_create_loc_conf, /* create location configration */
|
|
|
134 ngx_http_log_merge_loc_conf /* merge location configration */
|
|
|
135 };
|
|
|
136
|
|
|
137
|
|
|
138 ngx_module_t ngx_http_log_module = {
|
|
|
139 NGX_MODULE_V1,
|
|
|
140 &ngx_http_log_module_ctx, /* module context */
|
|
|
141 ngx_http_log_commands, /* module directives */
|
|
|
142 NGX_HTTP_MODULE, /* module type */
|
|
|
143 NULL, /* init master */
|
|
122
|
144 NULL, /* init module */
|
|
118
|
145 NULL, /* init process */
|
|
|
146 NULL, /* init thread */
|
|
|
147 NULL, /* exit thread */
|
|
|
148 NULL, /* exit process */
|
|
|
149 NULL, /* exit master */
|
|
|
150 NGX_MODULE_V1_PADDING
|
|
|
151 };
|
|
|
152
|
|
|
153
|
|
122
|
154 static ngx_str_t http_access_log = ngx_string(NGX_HTTP_LOG_PATH);
|
|
|
155
|
|
|
156
|
|
|
157 static ngx_str_t ngx_http_combined_fmt =
|
|
130
|
158 ngx_string("$remote_addr - $remote_user [$time_local] "
|
|
126
|
159 "\"$request\" $status $body_bytes_sent "
|
|
122
|
160 "\"$http_referer\" \"$http_user_agent\"");
|
|
118
|
161
|
|
|
162
|
|
122
|
163 static ngx_http_log_var_t ngx_http_log_vars[] = {
|
|
|
164 { ngx_string("connection"), NGX_ATOMIC_T_LEN, ngx_http_log_connection },
|
|
|
165 { ngx_string("pipe"), 1, ngx_http_log_pipe },
|
|
130
|
166 { ngx_string("time_local"), sizeof("28/Sep/1970:12:00:00 +0600") - 1,
|
|
122
|
167 ngx_http_log_time },
|
|
|
168 { ngx_string("msec"), NGX_TIME_T_LEN + 4, ngx_http_log_msec },
|
|
|
169 { ngx_string("request_time"), NGX_TIME_T_LEN, ngx_http_log_request_time },
|
|
|
170 { ngx_string("status"), 3, ngx_http_log_status },
|
|
|
171 { ngx_string("bytes_sent"), NGX_OFF_T_LEN, ngx_http_log_bytes_sent },
|
|
126
|
172 { ngx_string("body_bytes_sent"), NGX_OFF_T_LEN,
|
|
|
173 ngx_http_log_body_bytes_sent },
|
|
122
|
174 { ngx_string("apache_bytes_sent"), NGX_OFF_T_LEN,
|
|
126
|
175 ngx_http_log_body_bytes_sent },
|
|
122
|
176 { ngx_string("request_length"), NGX_SIZE_T_LEN,
|
|
|
177 ngx_http_log_request_length },
|
|
|
178
|
|
|
179 { ngx_null_string, 0, NULL }
|
|
|
180 };
|
|
118
|
181
|
|
|
182
|
|
|
183 ngx_int_t
|
|
|
184 ngx_http_log_handler(ngx_http_request_t *r)
|
|
|
185 {
|
|
|
186 ngx_uint_t i, l;
|
|
|
187 u_char *line, *p;
|
|
|
188 size_t len;
|
|
|
189 ngx_http_log_t *log;
|
|
120
|
190 ngx_open_file_t *file;
|
|
118
|
191 ngx_http_log_op_t *op;
|
|
|
192 ngx_http_log_loc_conf_t *lcf;
|
|
|
193
|
|
|
194 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
|
195 "http log handler");
|
|
|
196
|
|
|
197 lcf = ngx_http_get_module_loc_conf(r, ngx_http_log_module);
|
|
|
198
|
|
|
199 if (lcf->off) {
|
|
|
200 return NGX_OK;
|
|
|
201 }
|
|
|
202
|
|
|
203 log = lcf->logs->elts;
|
|
|
204 for (l = 0; l < lcf->logs->nelts; l++) {
|
|
|
205
|
|
182
|
206 if (ngx_time() == log[l].disk_full_time) {
|
|
|
207
|
|
|
208 /*
|
|
|
209 * On FreeBSD writing to a full filesystem with enabled softupdates
|
|
|
210 * may block process for much longer time than writing to non-full
|
|
|
211 * filesystem, so we skip writing the log for one second.
|
|
|
212 */
|
|
|
213
|
|
|
214 continue;
|
|
|
215 }
|
|
|
216
|
|
118
|
217 len = 0;
|
|
|
218 op = log[l].ops->elts;
|
|
|
219 for (i = 0; i < log[l].ops->nelts; i++) {
|
|
|
220 if (op[i].len == 0) {
|
|
|
221 len += op[i].getlen(r, op[i].data);
|
|
|
222
|
|
|
223 } else {
|
|
|
224 len += op[i].len;
|
|
|
225 }
|
|
|
226 }
|
|
|
227
|
|
120
|
228 len += NGX_LINEFEED_SIZE;
|
|
|
229
|
|
|
230 file = log[l].file;
|
|
|
231
|
|
|
232 if (file->buffer) {
|
|
|
233
|
|
|
234 if (len > (size_t) (file->last - file->pos)) {
|
|
|
235
|
|
182
|
236 if (ngx_write_fd(file->fd, file->buffer,
|
|
|
237 file->pos - file->buffer)
|
|
|
238 == -1
|
|
|
239 && ngx_errno == NGX_ENOSPC)
|
|
|
240 {
|
|
|
241 log[l].disk_full_time = ngx_time();
|
|
|
242 }
|
|
120
|
243
|
|
|
244 file->pos = file->buffer;
|
|
|
245 }
|
|
|
246
|
|
|
247 if (len <= (size_t) (file->last - file->pos)) {
|
|
|
248
|
|
|
249 p = file->pos;
|
|
|
250
|
|
|
251 for (i = 0; i < log[l].ops->nelts; i++) {
|
|
|
252 p = op[i].run(r, p, &op[i]);
|
|
|
253 }
|
|
|
254
|
|
|
255 ngx_linefeed(p);
|
|
|
256
|
|
|
257 file->pos = p;
|
|
|
258
|
|
|
259 continue;
|
|
|
260 }
|
|
|
261 }
|
|
118
|
262
|
|
|
263 line = ngx_palloc(r->pool, len);
|
|
|
264 if (line == NULL) {
|
|
|
265 return NGX_ERROR;
|
|
|
266 }
|
|
|
267
|
|
|
268 p = line;
|
|
|
269
|
|
|
270 for (i = 0; i < log[l].ops->nelts; i++) {
|
|
|
271 p = op[i].run(r, p, &op[i]);
|
|
|
272 }
|
|
|
273
|
|
120
|
274 ngx_linefeed(p);
|
|
|
275
|
|
182
|
276 if (ngx_write_fd(file->fd, line, p - line) == -1
|
|
|
277 && ngx_errno == NGX_ENOSPC)
|
|
|
278 {
|
|
|
279 log[l].disk_full_time = ngx_time();
|
|
|
280 }
|
|
118
|
281 }
|
|
|
282
|
|
|
283 return NGX_OK;
|
|
|
284 }
|
|
|
285
|
|
|
286
|
|
|
287 static u_char *
|
|
|
288 ngx_http_log_copy_short(ngx_http_request_t *r, u_char *buf,
|
|
|
289 ngx_http_log_op_t *op)
|
|
|
290 {
|
|
|
291 size_t len;
|
|
|
292 uintptr_t data;
|
|
|
293
|
|
|
294 len = op->len;
|
|
|
295 data = op->data;
|
|
|
296
|
|
|
297 while (len--) {
|
|
|
298 *buf++ = (u_char) (data & 0xff);
|
|
|
299 data >>= 8;
|
|
|
300 }
|
|
|
301
|
|
|
302 return buf;
|
|
|
303 }
|
|
|
304
|
|
|
305
|
|
|
306 static u_char *
|
|
|
307 ngx_http_log_copy_long(ngx_http_request_t *r, u_char *buf,
|
|
|
308 ngx_http_log_op_t *op)
|
|
|
309 {
|
|
|
310 return ngx_cpymem(buf, (u_char *) op->data, op->len);
|
|
|
311 }
|
|
|
312
|
|
|
313
|
|
|
314 static u_char *
|
|
|
315 ngx_http_log_connection(ngx_http_request_t *r, u_char *buf,
|
|
|
316 ngx_http_log_op_t *op)
|
|
|
317 {
|
|
|
318 return ngx_sprintf(buf, "%ui", r->connection->number);
|
|
|
319 }
|
|
|
320
|
|
|
321
|
|
|
322 static u_char *
|
|
|
323 ngx_http_log_pipe(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op)
|
|
|
324 {
|
|
|
325 if (r->pipeline) {
|
|
|
326 *buf = 'p';
|
|
|
327 } else {
|
|
|
328 *buf = '.';
|
|
|
329 }
|
|
|
330
|
|
|
331 return buf + 1;
|
|
|
332 }
|
|
|
333
|
|
|
334
|
|
|
335 static u_char *
|
|
|
336 ngx_http_log_time(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op)
|
|
|
337 {
|
|
|
338 return ngx_cpymem(buf, ngx_cached_http_log_time.data,
|
|
|
339 ngx_cached_http_log_time.len);
|
|
|
340 }
|
|
|
341
|
|
|
342
|
|
|
343 static u_char *
|
|
|
344 ngx_http_log_msec(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op)
|
|
|
345 {
|
|
|
346 ngx_time_t *tp;
|
|
|
347
|
|
|
348 tp = ngx_timeofday();
|
|
|
349
|
|
|
350 return ngx_sprintf(buf, "%T.%03M", tp->sec, tp->msec);
|
|
|
351 }
|
|
|
352
|
|
|
353
|
|
|
354 static u_char *
|
|
|
355 ngx_http_log_request_time(ngx_http_request_t *r, u_char *buf,
|
|
|
356 ngx_http_log_op_t *op)
|
|
|
357 {
|
|
|
358 time_t elapsed;
|
|
|
359
|
|
|
360 elapsed = ngx_time() - r->start_time;
|
|
|
361
|
|
|
362 return ngx_sprintf(buf, "%T", elapsed);
|
|
|
363 }
|
|
|
364
|
|
|
365
|
|
|
366 static u_char *
|
|
|
367 ngx_http_log_status(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op)
|
|
|
368 {
|
|
|
369 return ngx_sprintf(buf, "%ui",
|
|
|
370 r->err_status ? r->err_status : r->headers_out.status);
|
|
|
371 }
|
|
|
372
|
|
|
373
|
|
|
374 static u_char *
|
|
122
|
375 ngx_http_log_bytes_sent(ngx_http_request_t *r, u_char *buf,
|
|
|
376 ngx_http_log_op_t *op)
|
|
118
|
377 {
|
|
|
378 return ngx_sprintf(buf, "%O", r->connection->sent);
|
|
|
379 }
|
|
|
380
|
|
|
381
|
|
|
382 static u_char *
|
|
126
|
383 ngx_http_log_body_bytes_sent(ngx_http_request_t *r, u_char *buf,
|
|
118
|
384 ngx_http_log_op_t *op)
|
|
|
385 {
|
|
|
386 off_t length;
|
|
|
387
|
|
|
388 length = r->connection->sent - r->header_size;
|
|
|
389
|
|
|
390 if (length > 0) {
|
|
|
391 return ngx_sprintf(buf, "%O", length);
|
|
|
392 }
|
|
|
393
|
|
|
394 *buf = '0';
|
|
|
395
|
|
|
396 return buf + 1;
|
|
|
397 }
|
|
|
398
|
|
|
399
|
|
|
400 static u_char *
|
|
|
401 ngx_http_log_request_length(ngx_http_request_t *r, u_char *buf,
|
|
|
402 ngx_http_log_op_t *op)
|
|
|
403 {
|
|
212
|
404 return ngx_sprintf(buf, "%O", r->request_length);
|
|
118
|
405 }
|
|
|
406
|
|
|
407
|
|
|
408 static ngx_int_t
|
|
|
409 ngx_http_log_variable_compile(ngx_conf_t *cf, ngx_http_log_op_t *op,
|
|
|
410 ngx_str_t *value)
|
|
|
411 {
|
|
|
412 ngx_int_t index;
|
|
|
413
|
|
|
414 index = ngx_http_get_variable_index(cf, value);
|
|
|
415 if (index == NGX_ERROR) {
|
|
|
416 return NGX_ERROR;
|
|
|
417 }
|
|
|
418
|
|
|
419 op->len = 0;
|
|
|
420 op->getlen = ngx_http_log_variable_getlen;
|
|
|
421 op->run = ngx_http_log_variable;
|
|
|
422 op->data = index;
|
|
|
423
|
|
|
424 return NGX_OK;
|
|
|
425 }
|
|
|
426
|
|
|
427
|
|
|
428 static size_t
|
|
|
429 ngx_http_log_variable_getlen(ngx_http_request_t *r, uintptr_t data)
|
|
|
430 {
|
|
|
431 ngx_http_variable_value_t *value;
|
|
|
432
|
|
|
433 value = ngx_http_get_indexed_variable(r, data);
|
|
|
434
|
|
122
|
435 if (value == NULL || value->not_found) {
|
|
118
|
436 return 1;
|
|
|
437 }
|
|
|
438
|
|
122
|
439 return value->len;
|
|
118
|
440 }
|
|
|
441
|
|
|
442
|
|
|
443 static u_char *
|
|
|
444 ngx_http_log_variable(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op)
|
|
|
445 {
|
|
|
446 ngx_http_variable_value_t *value;
|
|
|
447
|
|
|
448 value = ngx_http_get_indexed_variable(r, op->data);
|
|
|
449
|
|
122
|
450 if (value == NULL || value->not_found) {
|
|
118
|
451 *buf = '-';
|
|
|
452 return buf + 1;
|
|
|
453 }
|
|
|
454
|
|
122
|
455 return ngx_cpymem(buf, value->data, value->len);
|
|
118
|
456 }
|
|
|
457
|
|
|
458
|
|
|
459 static void *
|
|
|
460 ngx_http_log_create_main_conf(ngx_conf_t *cf)
|
|
|
461 {
|
|
|
462 ngx_http_log_main_conf_t *conf;
|
|
|
463
|
|
122
|
464 ngx_http_log_fmt_t *fmt;
|
|
118
|
465
|
|
|
466 conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_log_main_conf_t));
|
|
|
467 if (conf == NULL) {
|
|
|
468 return NGX_CONF_ERROR;
|
|
|
469 }
|
|
|
470
|
|
|
471 if (ngx_array_init(&conf->formats, cf->pool, 4, sizeof(ngx_http_log_fmt_t))
|
|
122
|
472 != NGX_OK)
|
|
118
|
473 {
|
|
|
474 return NGX_CONF_ERROR;
|
|
|
475 }
|
|
|
476
|
|
122
|
477 fmt = ngx_array_push(&conf->formats);
|
|
|
478 if (fmt == NULL) {
|
|
118
|
479 return NGX_CONF_ERROR;
|
|
|
480 }
|
|
|
481
|
|
122
|
482 fmt->name.len = sizeof("combined") - 1;
|
|
|
483 fmt->name.data = (u_char *) "combined";
|
|
118
|
484
|
|
122
|
485 fmt->ops = ngx_array_create(cf->pool, 16, sizeof(ngx_http_log_op_t));
|
|
|
486 if (fmt->ops == NULL) {
|
|
118
|
487 return NGX_CONF_ERROR;
|
|
|
488 }
|
|
|
489
|
|
|
490 return conf;
|
|
|
491 }
|
|
|
492
|
|
|
493
|
|
|
494 static void *
|
|
|
495 ngx_http_log_create_loc_conf(ngx_conf_t *cf)
|
|
|
496 {
|
|
|
497 ngx_http_log_loc_conf_t *conf;
|
|
|
498
|
|
|
499 conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_log_loc_conf_t));
|
|
|
500 if (conf == NULL) {
|
|
|
501 return NGX_CONF_ERROR;
|
|
|
502 }
|
|
|
503
|
|
|
504 return conf;
|
|
|
505 }
|
|
|
506
|
|
|
507
|
|
|
508 static char *
|
|
|
509 ngx_http_log_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child)
|
|
|
510 {
|
|
|
511 ngx_http_log_loc_conf_t *prev = parent;
|
|
|
512 ngx_http_log_loc_conf_t *conf = child;
|
|
|
513
|
|
|
514 ngx_http_log_t *log;
|
|
|
515 ngx_http_log_fmt_t *fmt;
|
|
|
516 ngx_http_log_main_conf_t *lmcf;
|
|
|
517
|
|
|
518 if (conf->logs == NULL) {
|
|
|
519
|
|
|
520 if (conf->off) {
|
|
|
521 return NGX_CONF_OK;
|
|
|
522 }
|
|
|
523
|
|
|
524 if (prev->logs) {
|
|
|
525 conf->logs = prev->logs;
|
|
|
526
|
|
|
527 } else {
|
|
|
528
|
|
|
529 if (prev->off) {
|
|
|
530 conf->off = prev->off;
|
|
|
531 return NGX_CONF_OK;
|
|
|
532 }
|
|
|
533
|
|
|
534 conf->logs = ngx_array_create(cf->pool, 2, sizeof(ngx_http_log_t));
|
|
|
535 if (conf->logs == NULL) {
|
|
|
536 return NGX_CONF_ERROR;
|
|
|
537 }
|
|
|
538
|
|
|
539 log = ngx_array_push(conf->logs);
|
|
|
540 if (log == NULL) {
|
|
|
541 return NGX_CONF_ERROR;
|
|
|
542 }
|
|
|
543
|
|
|
544 log->file = ngx_conf_open_file(cf->cycle, &http_access_log);
|
|
|
545 if (log->file == NULL) {
|
|
|
546 return NGX_CONF_ERROR;
|
|
|
547 }
|
|
|
548
|
|
266
|
549 log->disk_full_time = 0;
|
|
|
550
|
|
118
|
551 lmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_log_module);
|
|
|
552 fmt = lmcf->formats.elts;
|
|
|
553
|
|
|
554 /* the default "combined" format */
|
|
|
555 log->ops = fmt[0].ops;
|
|
122
|
556 lmcf->combined_used = 1;
|
|
118
|
557 }
|
|
|
558 }
|
|
|
559
|
|
|
560 return NGX_CONF_OK;
|
|
|
561 }
|
|
|
562
|
|
|
563
|
|
|
564 static char *
|
|
|
565 ngx_http_log_set_log(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
|
566 {
|
|
|
567 ngx_http_log_loc_conf_t *llcf = conf;
|
|
|
568
|
|
120
|
569 ssize_t buf;
|
|
118
|
570 ngx_uint_t i;
|
|
|
571 ngx_str_t *value, name;
|
|
|
572 ngx_http_log_t *log;
|
|
|
573 ngx_http_log_fmt_t *fmt;
|
|
|
574 ngx_http_log_main_conf_t *lmcf;
|
|
|
575
|
|
|
576 value = cf->args->elts;
|
|
|
577
|
|
|
578 if (ngx_strcmp(value[1].data, "off") == 0) {
|
|
|
579 llcf->off = 1;
|
|
|
580 return NGX_CONF_OK;
|
|
|
581 }
|
|
|
582
|
|
|
583 if (llcf->logs == NULL) {
|
|
|
584 llcf->logs = ngx_array_create(cf->pool, 2, sizeof(ngx_http_log_t));
|
|
|
585 if (llcf->logs == NULL) {
|
|
|
586 return NGX_CONF_ERROR;
|
|
|
587 }
|
|
|
588 }
|
|
|
589
|
|
|
590 lmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_log_module);
|
|
|
591
|
|
|
592 log = ngx_array_push(llcf->logs);
|
|
|
593 if (log == NULL) {
|
|
|
594 return NGX_CONF_ERROR;
|
|
|
595 }
|
|
|
596
|
|
|
597 log->file = ngx_conf_open_file(cf->cycle, &value[1]);
|
|
|
598 if (log->file == NULL) {
|
|
|
599 return NGX_CONF_ERROR;
|
|
|
600 }
|
|
|
601
|
|
182
|
602 log->disk_full_time = 0;
|
|
|
603
|
|
120
|
604 if (cf->args->nelts >= 3) {
|
|
118
|
605 name = value[2];
|
|
130
|
606
|
|
|
607 if (ngx_strcmp(name.data, "combined") == 0) {
|
|
|
608 lmcf->combined_used = 1;
|
|
|
609 }
|
|
|
610
|
|
118
|
611 } else {
|
|
|
612 name.len = sizeof("combined") - 1;
|
|
|
613 name.data = (u_char *) "combined";
|
|
122
|
614 lmcf->combined_used = 1;
|
|
118
|
615 }
|
|
|
616
|
|
|
617 fmt = lmcf->formats.elts;
|
|
|
618 for (i = 0; i < lmcf->formats.nelts; i++) {
|
|
|
619 if (fmt[i].name.len == name.len
|
|
|
620 && ngx_strcasecmp(fmt[i].name.data, name.data) == 0)
|
|
|
621 {
|
|
|
622 log->ops = fmt[i].ops;
|
|
120
|
623 goto buffer;
|
|
118
|
624 }
|
|
|
625 }
|
|
|
626
|
|
|
627 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
628 "unknown log format \"%V\"", &name);
|
|
120
|
629 return NGX_CONF_ERROR;
|
|
118
|
630
|
|
120
|
631 buffer:
|
|
|
632
|
|
|
633 if (cf->args->nelts == 4) {
|
|
|
634 if (ngx_strncmp(value[3].data, "buffer=", 7) != 0) {
|
|
|
635 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
636 "invalid parameter \"%V\"", &value[3]);
|
|
|
637 return NGX_CONF_ERROR;
|
|
|
638 }
|
|
|
639
|
|
|
640 name.len = value[3].len - 7;
|
|
|
641 name.data = value[3].data + 7;
|
|
|
642
|
|
|
643 buf = ngx_parse_size(&name);
|
|
|
644
|
|
|
645 if (buf == NGX_ERROR) {
|
|
|
646 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
647 "invalid parameter \"%V\"", &value[3]);
|
|
|
648 return NGX_CONF_ERROR;
|
|
|
649 }
|
|
|
650
|
|
|
651 if (log->file->buffer && log->file->last - log->file->pos != buf) {
|
|
|
652 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
653 "access_log \"%V\" already defined "
|
|
|
654 "with different buffer size", &value[1]);
|
|
|
655 return NGX_CONF_ERROR;
|
|
|
656 }
|
|
|
657
|
|
|
658 log->file->buffer = ngx_palloc(cf->pool, buf);
|
|
|
659 if (log->file->buffer == NULL) {
|
|
|
660 return NGX_CONF_ERROR;
|
|
|
661 }
|
|
|
662
|
|
|
663 log->file->pos = log->file->buffer;
|
|
|
664 log->file->last = log->file->buffer + buf;
|
|
|
665 }
|
|
|
666
|
|
|
667 return NGX_CONF_OK;
|
|
118
|
668 }
|
|
|
669
|
|
|
670
|
|
|
671 static char *
|
|
|
672 ngx_http_log_set_format(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
|
673 {
|
|
|
674 ngx_http_log_main_conf_t *lmcf = conf;
|
|
|
675
|
|
122
|
676 ngx_str_t *value;
|
|
|
677 ngx_uint_t i;
|
|
|
678 ngx_http_log_fmt_t *fmt;
|
|
118
|
679
|
|
|
680 value = cf->args->elts;
|
|
|
681
|
|
|
682 fmt = lmcf->formats.elts;
|
|
122
|
683 for (i = 0; i < lmcf->formats.nelts; i++) {
|
|
|
684 if (fmt[i].name.len == value[1].len
|
|
|
685 && ngx_strcmp(fmt[i].name.data, value[1].data) == 0)
|
|
118
|
686 {
|
|
|
687 return "duplicate \"log_format\" name";
|
|
|
688 }
|
|
|
689 }
|
|
|
690
|
|
|
691 fmt = ngx_array_push(&lmcf->formats);
|
|
|
692 if (fmt == NULL) {
|
|
|
693 return NGX_CONF_ERROR;
|
|
|
694 }
|
|
|
695
|
|
|
696 fmt->name = value[1];
|
|
|
697
|
|
122
|
698 fmt->ops = ngx_array_create(cf->pool, 16, sizeof(ngx_http_log_op_t));
|
|
118
|
699 if (fmt->ops == NULL) {
|
|
|
700 return NGX_CONF_ERROR;
|
|
|
701 }
|
|
|
702
|
|
122
|
703 return ngx_http_log_compile_format(cf, fmt->ops, cf->args, 2);
|
|
|
704 }
|
|
|
705
|
|
118
|
706
|
|
122
|
707 static char *
|
|
|
708 ngx_http_log_compile_format(ngx_conf_t *cf, ngx_array_t *ops,
|
|
|
709 ngx_array_t *args, ngx_uint_t s)
|
|
|
710 {
|
|
260
|
711 u_char *data, *p, ch;
|
|
|
712 size_t i, len;
|
|
|
713 ngx_str_t *value, var;
|
|
|
714 ngx_uint_t bracket;
|
|
|
715 ngx_http_log_op_t *op;
|
|
|
716 ngx_http_log_var_t *v;
|
|
122
|
717
|
|
|
718 value = args->elts;
|
|
|
719
|
|
|
720 for ( /* void */ ; s < args->nelts; s++) {
|
|
118
|
721
|
|
260
|
722 for (i = 0; i < value[s].len; i++) {
|
|
|
723 if (value[s].data[i] != '%') {
|
|
|
724 continue;
|
|
|
725 }
|
|
|
726
|
|
|
727 ch = value[s].data[i + 1];
|
|
|
728
|
|
|
729 if ((ch >= 'A' && ch <= 'Z')
|
|
|
730 || (ch >= 'a' && ch <= 'z')
|
|
|
731 || ch == '{')
|
|
|
732 {
|
|
|
733 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
734 "the parameters in the \"%%name\" form are not supported, "
|
|
|
735 "use the \"$variable\" instead");
|
|
|
736
|
|
|
737 return NGX_CONF_ERROR;
|
|
|
738 }
|
|
|
739 }
|
|
|
740
|
|
118
|
741 i = 0;
|
|
|
742
|
|
|
743 while (i < value[s].len) {
|
|
|
744
|
|
122
|
745 op = ngx_array_push(ops);
|
|
118
|
746 if (op == NULL) {
|
|
|
747 return NGX_CONF_ERROR;
|
|
|
748 }
|
|
|
749
|
|
|
750 data = &value[s].data[i];
|
|
|
751
|
|
260
|
752 if (value[s].data[i] == '$') {
|
|
118
|
753
|
|
|
754 if (++i == value[s].len) {
|
|
|
755 goto invalid;
|
|
|
756 }
|
|
|
757
|
|
|
758 if (value[s].data[i] == '{') {
|
|
|
759 bracket = 1;
|
|
|
760
|
|
|
761 if (++i == value[s].len) {
|
|
|
762 goto invalid;
|
|
|
763 }
|
|
|
764
|
|
|
765 var.data = &value[s].data[i];
|
|
|
766
|
|
|
767 } else {
|
|
|
768 bracket = 0;
|
|
|
769 var.data = &value[s].data[i];
|
|
|
770 }
|
|
|
771
|
|
|
772 for (var.len = 0; i < value[s].len; i++, var.len++) {
|
|
|
773 ch = value[s].data[i];
|
|
|
774
|
|
|
775 if (ch == '}' && bracket) {
|
|
|
776 i++;
|
|
|
777 bracket = 0;
|
|
|
778 break;
|
|
|
779 }
|
|
|
780
|
|
|
781 if ((ch >= 'A' && ch <= 'Z')
|
|
|
782 || (ch >= 'a' && ch <= 'z')
|
|
|
783 || (ch >= '0' && ch <= '9')
|
|
|
784 || ch == '_')
|
|
|
785 {
|
|
|
786 continue;
|
|
|
787 }
|
|
|
788
|
|
|
789 break;
|
|
|
790 }
|
|
|
791
|
|
|
792 if (bracket) {
|
|
|
793 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
794 "the closing bracket in \"%V\" "
|
|
|
795 "variable is missing", &var);
|
|
|
796 return NGX_CONF_ERROR;
|
|
|
797 }
|
|
|
798
|
|
|
799 if (var.len == 0) {
|
|
|
800 goto invalid;
|
|
|
801 }
|
|
|
802
|
|
126
|
803 if (ngx_strncmp(var.data, "apache_bytes_sent", 17) == 0) {
|
|
|
804 ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
|
|
|
805 "use \"$body_bytes_sent\" instead of "
|
|
|
806 "\"$apache_bytes_sent\"");
|
|
|
807 }
|
|
|
808
|
|
122
|
809 for (v = ngx_http_log_vars; v->name.len; v++) {
|
|
|
810
|
|
|
811 if (v->name.len == var.len
|
|
|
812 && ngx_strncmp(v->name.data, var.data, var.len) == 0)
|
|
|
813 {
|
|
|
814 op->len = v->len;
|
|
|
815 op->getlen = NULL;
|
|
|
816 op->run = v->run;
|
|
|
817 op->data = 0;
|
|
|
818
|
|
|
819 goto found;
|
|
|
820 }
|
|
|
821 }
|
|
|
822
|
|
118
|
823 if (ngx_http_log_variable_compile(cf, op, &var) != NGX_OK) {
|
|
|
824 return NGX_CONF_ERROR;
|
|
|
825 }
|
|
|
826
|
|
122
|
827 found:
|
|
|
828
|
|
|
829 continue;
|
|
|
830 }
|
|
|
831
|
|
|
832 i++;
|
|
118
|
833
|
|
260
|
834 while (i < value[s].len && value[s].data[i] != '$') {
|
|
122
|
835 i++;
|
|
|
836 }
|
|
118
|
837
|
|
122
|
838 len = &value[s].data[i] - data;
|
|
118
|
839
|
|
122
|
840 if (len) {
|
|
118
|
841
|
|
122
|
842 op->len = len;
|
|
|
843 op->getlen = NULL;
|
|
118
|
844
|
|
122
|
845 if (len <= sizeof(uintptr_t)) {
|
|
|
846 op->run = ngx_http_log_copy_short;
|
|
|
847 op->data = 0;
|
|
118
|
848
|
|
122
|
849 while (len--) {
|
|
|
850 op->data <<= 8;
|
|
|
851 op->data |= data[len];
|
|
|
852 }
|
|
|
853
|
|
|
854 } else {
|
|
|
855 op->run = ngx_http_log_copy_long;
|
|
118
|
856
|
|
122
|
857 p = ngx_palloc(cf->pool, len);
|
|
|
858 if (p == NULL) {
|
|
|
859 return NGX_CONF_ERROR;
|
|
|
860 }
|
|
118
|
861
|
|
122
|
862 ngx_memcpy(p, data, len);
|
|
|
863 op->data = (uintptr_t) p;
|
|
118
|
864 }
|
|
|
865 }
|
|
|
866 }
|
|
|
867 }
|
|
|
868
|
|
|
869 return NGX_CONF_OK;
|
|
|
870
|
|
|
871 invalid:
|
|
|
872
|
|
|
873 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "invalid parameter \"%s\"", data);
|
|
|
874
|
|
|
875 return NGX_CONF_ERROR;
|
|
|
876 }
|
|
|
877
|
|
|
878
|
|
|
879 static ngx_int_t
|
|
122
|
880 ngx_http_log_init(ngx_conf_t *cf)
|
|
118
|
881 {
|
|
122
|
882 ngx_str_t *value;
|
|
|
883 ngx_array_t a;
|
|
130
|
884 ngx_http_handler_pt *h;
|
|
122
|
885 ngx_http_log_fmt_t *fmt;
|
|
|
886 ngx_http_log_main_conf_t *lmcf;
|
|
118
|
887 ngx_http_core_main_conf_t *cmcf;
|
|
|
888
|
|
122
|
889 lmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_log_module);
|
|
|
890
|
|
|
891 if (lmcf->combined_used) {
|
|
|
892 if (ngx_array_init(&a, cf->pool, 1, sizeof(ngx_str_t)) != NGX_OK) {
|
|
|
893 return NGX_ERROR;
|
|
|
894 }
|
|
|
895
|
|
|
896 value = ngx_array_push(&a);
|
|
|
897 if (value == NULL) {
|
|
|
898 return NGX_ERROR;
|
|
|
899 }
|
|
|
900
|
|
|
901 *value = ngx_http_combined_fmt;
|
|
|
902 fmt = lmcf->formats.elts;
|
|
|
903
|
|
|
904 if (ngx_http_log_compile_format(cf, fmt->ops, &a, 0)
|
|
|
905 != NGX_CONF_OK)
|
|
|
906 {
|
|
|
907 return NGX_ERROR;
|
|
|
908 }
|
|
|
909 }
|
|
|
910
|
|
|
911 cmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_core_module);
|
|
118
|
912
|
|
130
|
913 h = ngx_array_push(&cmcf->phases[NGX_HTTP_LOG_PHASE].handlers);
|
|
|
914 if (h == NULL) {
|
|
|
915 return NGX_ERROR;
|
|
|
916 }
|
|
|
917
|
|
|
918 *h = ngx_http_log_handler;
|
|
118
|
919
|
|
|
920 return NGX_OK;
|
|
|
921 }
|
