2 * collectd - src/varnish.c
3 * Copyright (C) 2010 Jérôme Renard
4 * Copyright (C) 2010 Marc Fournier
5 * Copyright (C) 2010-2012 Florian Forster
7 * This program is free software; you can redistribute it and/or modify it
8 * under the terms of the GNU General Public License as published by the
9 * Free Software Foundation; only version 2 of the License is applicable.
11 * This program is distributed in the hope that it will be useful, but
12 * WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * General Public License for more details.
16 * You should have received a copy of the GNU General Public License along
17 * with this program; if not, write to the Free Software Foundation, Inc.,
18 * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
21 * Jérôme Renard <jerome.renard at gmail.com>
22 * Marc Fournier <marc.fournier at camptocamp.com>
23 * Florian octo Forster <octo at collectd.org>
30 #include "configfile.h"
35 typedef struct VSC_C_main c_varnish_stats_t;
39 #include <varnishapi.h>
41 typedef struct VSC_C_main c_varnish_stats_t;
45 #include <varnishapi.h>
46 typedef struct varnish_stats c_varnish_stats_t;
49 /* {{{ user_config_s */
50 struct user_config_s {
54 _Bool collect_connections;
56 _Bool collect_backend;
57 #ifdef HAVE_VARNISH_V3
62 _Bool collect_objects;
68 _Bool collect_session;
77 #if HAVE_VARNISH_V3 || HAVE_VARNISH_V4
81 _Bool collect_workers;
86 typedef struct user_config_s user_config_t; /* }}} */
88 static _Bool have_instance = 0;
90 static int varnish_submit (const char *plugin_instance, /* {{{ */
91 const char *category, const char *type, const char *type_instance, value_t value)
93 value_list_t vl = VALUE_LIST_INIT;
98 sstrncpy (vl.host, hostname_g, sizeof (vl.host));
100 sstrncpy (vl.plugin, "varnish", sizeof (vl.plugin));
102 if (plugin_instance == NULL)
103 plugin_instance = "default";
105 ssnprintf (vl.plugin_instance, sizeof (vl.plugin_instance),
106 "%s-%s", plugin_instance, category);
108 sstrncpy (vl.type, type, sizeof (vl.type));
110 if (type_instance != NULL)
111 sstrncpy (vl.type_instance, type_instance,
112 sizeof (vl.type_instance));
114 return (plugin_dispatch_values (&vl));
115 } /* }}} int varnish_submit */
117 static int varnish_submit_gauge (const char *plugin_instance, /* {{{ */
118 const char *category, const char *type, const char *type_instance,
119 uint64_t gauge_value)
123 value.gauge = (gauge_t) gauge_value;
125 return (varnish_submit (plugin_instance, category, type, type_instance, value));
126 } /* }}} int varnish_submit_gauge */
128 static int varnish_submit_derive (const char *plugin_instance, /* {{{ */
129 const char *category, const char *type, const char *type_instance,
130 uint64_t derive_value)
134 value.derive = (derive_t) derive_value;
136 return (varnish_submit (plugin_instance, category, type, type_instance, value));
137 } /* }}} int varnish_submit_derive */
139 #if HAVE_VARNISH_V3 || HAVE_VARNISH_V4
140 static int varnish_monitor (void *priv, const struct VSC_point * const pt) /* {{{ */
143 const user_config_t *conf;
153 class = pt->section->fantom->type;
154 name = pt->desc->name;
156 if (strcmp(class, "MAIN") != 0)
159 #elif HAVE_VARNISH_V3
163 if (strcmp(class, "") != 0)
167 val = *(const volatile uint64_t*) pt->ptr;
169 if (conf->collect_cache)
171 if (strcmp(name, "cache_hit") == 0)
172 return varnish_submit_derive (conf->instance, "cache", "cache_result", "hit", val);
173 else if (strcmp(name, "cache_miss") == 0)
174 return varnish_submit_derive (conf->instance, "cache", "cache_result", "miss", val);
175 else if (strcmp(name, "cache_hitpass") == 0)
176 return varnish_submit_derive (conf->instance, "cache", "cache_result", "hitpass", val);
179 if (conf->collect_connections)
181 if (strcmp(name, "client_conn") == 0)
182 return varnish_submit_derive (conf->instance, "connections", "connections", "accepted", val);
183 else if (strcmp(name, "client_drop") == 0)
184 return varnish_submit_derive (conf->instance, "connections", "connections", "dropped" , val);
185 else if (strcmp(name, "client_req") == 0)
186 return varnish_submit_derive (conf->instance, "connections", "connections", "received", val);
189 #ifdef HAVE_VARNISH_V3
190 if (conf->collect_dirdns)
192 if (strcmp(name, "dir_dns_lookups") == 0)
193 return varnish_submit_derive (conf->instance, "dirdns", "cache_operation", "lookups", val);
194 else if (strcmp(name, "dir_dns_failed") == 0)
195 return varnish_submit_derive (conf->instance, "dirdns", "cache_result", "failed", val);
196 else if (strcmp(name, "dir_dns_hit") == 0)
197 return varnish_submit_derive (conf->instance, "dirdns", "cache_result", "hits", val);
198 else if (strcmp(name, "dir_dns_cache_full") == 0)
199 return varnish_submit_derive (conf->instance, "dirdns", "cache_result", "cache_full", val);
203 if (conf->collect_esi)
205 if (strcmp(name, "esi_errors") == 0)
206 return varnish_submit_derive (conf->instance, "esi", "total_operations", "error", val);
207 else if (strcmp(name, "esi_parse") == 0)
208 return varnish_submit_derive (conf->instance, "esi", "total_operations", "parsed", val);
209 else if (strcmp(name, "esi_warnings") == 0)
210 return varnish_submit_derive (conf->instance, "esi", "total_operations", "warning", val);
213 if (conf->collect_backend)
215 if (strcmp(name, "backend_conn") == 0)
216 return varnish_submit_derive (conf->instance, "backend", "connections", "success", val);
217 else if (strcmp(name, "backend_unhealthy") == 0)
218 return varnish_submit_derive (conf->instance, "backend", "connections", "not-attempted", val);
219 else if (strcmp(name, "backend_busy") == 0)
220 return varnish_submit_derive (conf->instance, "backend", "connections", "too-many", val);
221 else if (strcmp(name, "backend_fail") == 0)
222 return varnish_submit_derive (conf->instance, "backend", "connections", "failures", val);
223 else if (strcmp(name, "backend_reuse") == 0)
224 return varnish_submit_derive (conf->instance, "backend", "connections", "reuses", val);
225 else if (strcmp(name, "backend_toolate") == 0)
226 return varnish_submit_derive (conf->instance, "backend", "connections", "was-closed", val);
227 else if (strcmp(name, "backend_recycle") == 0)
228 return varnish_submit_derive (conf->instance, "backend", "connections", "recycled", val);
229 else if (strcmp(name, "backend_unused") == 0)
230 return varnish_submit_derive (conf->instance, "backend", "connections", "unused", val);
231 else if (strcmp(name, "backend_retry") == 0)
232 return varnish_submit_derive (conf->instance, "backend", "connections", "retries", val);
233 else if (strcmp(name, "backend_req") == 0)
234 return varnish_submit_derive (conf->instance, "backend", "http_requests", "requests", val);
235 else if (strcmp(name, "n_backend") == 0)
236 return varnish_submit_gauge (conf->instance, "backend", "backends", "n_backends", val);
239 if (conf->collect_fetch)
241 if (strcmp(name, "fetch_head") == 0)
242 return varnish_submit_derive (conf->instance, "fetch", "http_requests", "head", val);
243 else if (strcmp(name, "fetch_length") == 0)
244 return varnish_submit_derive (conf->instance, "fetch", "http_requests", "length", val);
245 else if (strcmp(name, "fetch_chunked") == 0)
246 return varnish_submit_derive (conf->instance, "fetch", "http_requests", "chunked", val);
247 else if (strcmp(name, "fetch_eof") == 0)
248 return varnish_submit_derive (conf->instance, "fetch", "http_requests", "eof", val);
249 else if (strcmp(name, "fetch_bad") == 0)
250 return varnish_submit_derive (conf->instance, "fetch", "http_requests", "bad_headers", val);
251 else if (strcmp(name, "fetch_close") == 0)
252 return varnish_submit_derive (conf->instance, "fetch", "http_requests", "close", val);
253 else if (strcmp(name, "fetch_oldhttp") == 0)
254 return varnish_submit_derive (conf->instance, "fetch", "http_requests", "oldhttp", val);
255 else if (strcmp(name, "fetch_zero") == 0)
256 return varnish_submit_derive (conf->instance, "fetch", "http_requests", "zero", val);
257 else if (strcmp(name, "fetch_failed") == 0)
258 return varnish_submit_derive (conf->instance, "fetch", "http_requests", "failed", val);
259 else if (strcmp(name, "fetch_1xx") == 0)
260 return varnish_submit_derive (conf->instance, "fetch", "http_requests", "no_body_1xx", val);
261 else if (strcmp(name, "fetch_204") == 0)
262 return varnish_submit_derive (conf->instance, "fetch", "http_requests", "no_body_204", val);
263 else if (strcmp(name, "fetch_304") == 0)
264 return varnish_submit_derive (conf->instance, "fetch", "http_requests", "no_body_304", val);
267 if (conf->collect_hcb)
269 if (strcmp(name, "hcb_nolock") == 0)
270 return varnish_submit_derive (conf->instance, "hcb", "cache_operation", "lookup_nolock", val);
271 else if (strcmp(name, "hcb_lock") == 0)
272 return varnish_submit_derive (conf->instance, "hcb", "cache_operation", "lookup_lock", val);
273 else if (strcmp(name, "hcb_insert") == 0)
274 return varnish_submit_derive (conf->instance, "hcb", "cache_operation", "insert", val);
277 if (conf->collect_objects)
279 if (strcmp(name, "n_expired") == 0)
280 return varnish_submit_derive (conf->instance, "objects", "total_objects", "expired", val);
281 else if (strcmp(name, "n_lru_nuked") == 0)
282 return varnish_submit_derive (conf->instance, "objects", "total_objects", "lru_nuked", val);
283 else if (strcmp(name, "n_lru_saved") == 0)
284 return varnish_submit_derive (conf->instance, "objects", "total_objects", "lru_saved", val);
285 else if (strcmp(name, "n_lru_moved") == 0)
286 return varnish_submit_derive (conf->instance, "objects", "total_objects", "lru_moved", val);
287 else if (strcmp(name, "n_deathrow") == 0)
288 return varnish_submit_derive (conf->instance, "objects", "total_objects", "deathrow", val);
289 else if (strcmp(name, "losthdr") == 0)
290 return varnish_submit_derive (conf->instance, "objects", "total_objects", "header_overflow", val);
291 else if (strcmp(name, "n_obj_purged") == 0)
292 return varnish_submit_derive (conf->instance, "objects", "total_objects", "purged", val);
293 else if (strcmp(name, "n_objsendfile") == 0)
294 return varnish_submit_derive (conf->instance, "objects", "total_objects", "sent_sendfile", val);
295 else if (strcmp(name, "n_objwrite") == 0)
296 return varnish_submit_derive (conf->instance, "objects", "total_objects", "sent_write", val);
297 else if (strcmp(name, "n_objoverflow") == 0)
298 return varnish_submit_derive (conf->instance, "objects", "total_objects", "workspace_overflow", val);
302 if (conf->collect_ban)
304 if (strcmp(name, "n_ban") == 0)
305 return varnish_submit_derive (conf->instance, "ban", "total_operations", "total", val);
306 else if (strcmp(name, "n_ban_add") == 0)
307 return varnish_submit_derive (conf->instance, "ban", "total_operations", "added", val);
308 else if (strcmp(name, "n_ban_retire") == 0)
309 return varnish_submit_derive (conf->instance, "ban", "total_operations", "deleted", val);
310 else if (strcmp(name, "n_ban_obj_test") == 0)
311 return varnish_submit_derive (conf->instance, "ban", "total_operations", "objects_tested", val);
312 else if (strcmp(name, "n_ban_re_test") == 0)
313 return varnish_submit_derive (conf->instance, "ban", "total_operations", "regexps_tested", val);
314 else if (strcmp(name, "n_ban_dups") == 0)
315 return varnish_submit_derive (conf->instance, "ban", "total_operations", "duplicate", val);
319 if (conf->collect_ban)
321 if (strcmp(name, "bans") == 0)
322 return varnish_submit_derive (conf->instance, "ban", "total_operations", "total", val);
323 else if (strcmp(name, "bans_added") == 0)
324 return varnish_submit_derive (conf->instance, "ban", "total_operations", "added", val);
325 else if (strcmp(name, "bans_obj") == 0)
326 return varnish_submit_derive (conf->instance, "ban", "total_operations", "obj", val);
327 else if (strcmp(name, "bans_req") == 0)
328 return varnish_submit_derive (conf->instance, "ban", "total_operations", "req", val);
329 else if (strcmp(name, "bans_completed") == 0)
330 return varnish_submit_derive (conf->instance, "ban", "total_operations", "completed", val);
331 else if (strcmp(name, "bans_deleted") == 0)
332 return varnish_submit_derive (conf->instance, "ban", "total_operations", "deleted", val);
333 else if (strcmp(name, "bans_tested") == 0)
334 return varnish_submit_derive (conf->instance, "ban", "total_operations", "tested", val);
335 else if (strcmp(name, "bans_dups") == 0)
336 return varnish_submit_derive (conf->instance, "ban", "total_operations", "duplicate", val);
340 if (conf->collect_session)
342 if (strcmp(name, "sess_closed") == 0)
343 return varnish_submit_derive (conf->instance, "session", "total_operations", "closed", val);
344 else if (strcmp(name, "sess_pipeline") == 0)
345 return varnish_submit_derive (conf->instance, "session", "total_operations", "pipeline", val);
346 else if (strcmp(name, "sess_readahead") == 0)
347 return varnish_submit_derive (conf->instance, "session", "total_operations", "readahead", val);
348 else if (strcmp(name, "sess_conn") == 0)
349 return varnish_submit_derive (conf->instance, "session", "total_operations", "accepted", val);
350 else if (strcmp(name, "sess_drop") == 0)
351 return varnish_submit_derive (conf->instance, "session", "total_operations", "dropped", val);
352 else if (strcmp(name, "sess_fail") == 0)
353 return varnish_submit_derive (conf->instance, "session", "total_operations", "failed", val);
354 else if (strcmp(name, "sess_pipe_overflow") == 0)
355 return varnish_submit_derive (conf->instance, "session", "total_operations", "overflow", val);
356 else if (strcmp(name, "sess_queued") == 0)
357 return varnish_submit_derive (conf->instance, "session", "total_operations", "queued", val);
358 else if (strcmp(name, "sess_linger") == 0)
359 return varnish_submit_derive (conf->instance, "session", "total_operations", "linger", val);
360 else if (strcmp(name, "sess_herd") == 0)
361 return varnish_submit_derive (conf->instance, "session", "total_operations", "herd", val);
364 if (conf->collect_shm)
366 if (strcmp(name, "shm_records") == 0)
367 return varnish_submit_derive (conf->instance, "shm", "total_operations", "records", val);
368 else if (strcmp(name, "shm_writes") == 0)
369 return varnish_submit_derive (conf->instance, "shm", "total_operations", "writes", val);
370 else if (strcmp(name, "shm_flushes") == 0)
371 return varnish_submit_derive (conf->instance, "shm", "total_operations", "flushes", val);
372 else if (strcmp(name, "shm_cont") == 0)
373 return varnish_submit_derive (conf->instance, "shm", "total_operations", "contention", val);
374 else if (strcmp(name, "shm_cycles") == 0)
375 return varnish_submit_derive (conf->instance, "shm", "total_operations", "cycles", val);
378 if (conf->collect_sms)
380 if (strcmp(name, "sms_nreq") == 0)
381 return varnish_submit_derive (conf->instance, "sms", "total_requests", "allocator", val);
382 else if (strcmp(name, "sms_nobj") == 0)
383 return varnish_submit_gauge (conf->instance, "sms", "requests", "outstanding", val);
384 else if (strcmp(name, "sms_nbytes") == 0)
385 return varnish_submit_gauge (conf->instance, "sms", "bytes", "outstanding", val);
386 else if (strcmp(name, "sms_balloc") == 0)
387 return varnish_submit_derive (conf->instance, "sms", "total_bytes", "allocated", val);
388 else if (strcmp(name, "sms_bfree") == 0)
389 return varnish_submit_derive (conf->instance, "sms", "total_bytes", "free", val);
392 if (conf->collect_struct)
394 if (strcmp(name, "n_sess_mem") == 0)
395 return varnish_submit_gauge (conf->instance, "struct", "current_sessions", "sess_mem", val);
396 else if (strcmp(name, "n_sess") == 0)
397 return varnish_submit_gauge (conf->instance, "struct", "current_sessions", "sess", val);
398 else if (strcmp(name, "n_object") == 0)
399 return varnish_submit_gauge (conf->instance, "struct", "objects", "object", val);
400 else if (strcmp(name, "n_vampireobject") == 0)
401 return varnish_submit_gauge (conf->instance, "struct", "objects", "vampireobject", val);
402 else if (strcmp(name, "n_objectcore") == 0)
403 return varnish_submit_gauge (conf->instance, "struct", "objects", "objectcore", val);
404 else if (strcmp(name, "n_waitinglist") == 0)
405 return varnish_submit_gauge (conf->instance, "struct", "objects", "waitinglist", val);
406 else if (strcmp(name, "n_objecthead") == 0)
407 return varnish_submit_gauge (conf->instance, "struct", "objects", "objecthead", val);
408 else if (strcmp(name, "n_smf") == 0)
409 return varnish_submit_gauge (conf->instance, "struct", "objects", "smf", val);
410 else if (strcmp(name, "n_smf_frag") == 0)
411 return varnish_submit_gauge (conf->instance, "struct", "objects", "smf_frag", val);
412 else if (strcmp(name, "n_smf_large") == 0)
413 return varnish_submit_gauge (conf->instance, "struct", "objects", "smf_large", val);
414 else if (strcmp(name, "n_vbe_conn") == 0)
415 return varnish_submit_gauge (conf->instance, "struct", "objects", "vbe_conn", val);
418 if (conf->collect_totals)
420 if (strcmp(name, "s_sess") == 0)
421 return varnish_submit_derive (conf->instance, "totals", "total_sessions", "sessions", val);
422 else if (strcmp(name, "s_req") == 0)
423 return varnish_submit_derive (conf->instance, "totals", "total_requests", "requests", val);
424 else if (strcmp(name, "s_pipe") == 0)
425 return varnish_submit_derive (conf->instance, "totals", "total_operations", "pipe", val);
426 else if (strcmp(name, "s_pass") == 0)
427 return varnish_submit_derive (conf->instance, "totals", "total_operations", "pass", val);
428 else if (strcmp(name, "s_fetch") == 0)
429 return varnish_submit_derive (conf->instance, "totals", "total_operations", "fetches", val);
430 else if (strcmp(name, "s_synth") == 0)
431 return varnish_submit_derive (conf->instance, "totals", "total_bytes", "synth", val);
432 else if (strcmp(name, "s_req_hdrbytes") == 0)
433 return varnish_submit_derive (conf->instance, "totals", "total_bytes", "req_header", val);
434 else if (strcmp(name, "s_req_bodybytes") == 0)
435 return varnish_submit_derive (conf->instance, "totals", "total_bytes", "req_body", val);
436 else if (strcmp(name, "s_resp_hdrbytes") == 0)
437 return varnish_submit_derive (conf->instance, "totals", "total_bytes", "resp_header", val);
438 else if (strcmp(name, "s_resp_bodybytes") == 0)
439 return varnish_submit_derive (conf->instance, "totals", "total_bytes", "resp_body", val);
440 else if (strcmp(name, "s_pipe_hdrbytes") == 0)
441 return varnish_submit_derive (conf->instance, "totals", "total_bytes", "pipe_header", val);
442 else if (strcmp(name, "s_pipe_in") == 0)
443 return varnish_submit_derive (conf->instance, "totals", "total_bytes", "pipe_in", val);
444 else if (strcmp(name, "s_pipe_out") == 0)
445 return varnish_submit_derive (conf->instance, "totals", "total_bytes", "pipe_out", val);
446 else if (strcmp(name, "n_purges") == 0)
447 return varnish_submit_derive (conf->instance, "totals", "total_operations", "purges", val);
448 else if (strcmp(name, "s_hdrbytes") == 0)
449 return varnish_submit_derive (conf->instance, "totals", "total_bytes", "header-bytes", val);
450 else if (strcmp(name, "s_bodybytes") == 0)
451 return varnish_submit_derive (conf->instance, "totals", "total_bytes", "body-bytes", val);
452 else if (strcmp(name, "n_gzip") == 0)
453 return varnish_submit_derive (conf->instance, "totals", "total_operations", "gzip", val);
454 else if (strcmp(name, "n_gunzip") == 0)
455 return varnish_submit_derive (conf->instance, "totals", "total_operations", "gunzip", val);
458 if (conf->collect_uptime)
460 if (strcmp(name, "uptime") == 0)
461 return varnish_submit_gauge (conf->instance, "uptime", "uptime", "client_uptime", val);
464 if (conf->collect_vcl)
466 if (strcmp(name, "n_vcl") == 0)
467 return varnish_submit_gauge (conf->instance, "vcl", "vcl", "total_vcl", val);
468 else if (strcmp(name, "n_vcl_avail") == 0)
469 return varnish_submit_gauge (conf->instance, "vcl", "vcl", "avail_vcl", val);
470 else if (strcmp(name, "n_vcl_discard") == 0)
471 return varnish_submit_gauge (conf->instance, "vcl", "vcl", "discarded_vcl", val);
472 else if (strcmp(name, "vmods") == 0)
473 return varnish_submit_gauge (conf->instance, "vcl", "objects", "vmod", val);
476 if (conf->collect_workers)
478 if (strcmp(name, "threads") == 0)
479 return varnish_submit_gauge (conf->instance, "workers", "threads", "worker", val);
480 else if (strcmp(name, "threads_created") == 0)
481 return varnish_submit_derive (conf->instance, "workers", "total_threads", "created", val);
482 else if (strcmp(name, "threads_failed") == 0)
483 return varnish_submit_derive (conf->instance, "workers", "total_threads", "failed", val);
484 else if (strcmp(name, "threads_limited") == 0)
485 return varnish_submit_derive (conf->instance, "workers", "total_threads", "limited", val);
486 else if (strcmp(name, "threads_destroyed") == 0)
487 return varnish_submit_derive (conf->instance, "workers", "total_threads", "dropped", val);
488 else if (strcmp(name, "thread_queue_len") == 0)
489 return varnish_submit_derive (conf->instance, "workers", "queue_length", "threads", val);
490 else if (strcmp(name, "n_wrk") == 0)
491 return varnish_submit_gauge (conf->instance, "workers", "threads", "worker", val);
492 else if (strcmp(name, "n_wrk_create") == 0)
493 return varnish_submit_derive (conf->instance, "workers", "total_threads", "created", val);
494 else if (strcmp(name, "n_wrk_failed") == 0)
495 return varnish_submit_derive (conf->instance, "workers", "total_threads", "failed", val);
496 else if (strcmp(name, "n_wrk_max") == 0)
497 return varnish_submit_derive (conf->instance, "workers", "total_threads", "limited", val);
498 else if (strcmp(name, "n_wrk_drop") == 0)
499 return varnish_submit_derive (conf->instance, "workers", "total_threads", "dropped", val);
500 else if (strcmp(name, "n_wrk_queue") == 0)
501 return varnish_submit_derive (conf->instance, "workers", "total_requests", "queued", val);
502 else if (strcmp(name, "n_wrk_overflow") == 0)
503 return varnish_submit_derive (conf->instance, "workers", "total_requests", "overflowed", val);
504 else if (strcmp(name, "n_wrk_queued") == 0)
505 return varnish_submit_derive (conf->instance, "workers", "total_requests", "queued", val);
506 else if (strcmp(name, "n_wrk_lqueue") == 0)
507 return varnish_submit_derive (conf->instance, "workers", "total_requests", "queue_length", val);
511 if (conf->collect_vsm)
513 if (strcmp(name, "vsm_free") == 0)
514 return varnish_submit_gauge (conf->instance, "vsm", "bytes", "free", val);
515 else if (strcmp(name, "vsm_used") == 0)
516 return varnish_submit_gauge (conf->instance, "vsm", "bytes", "used", val);
517 else if (strcmp(name, "vsm_cooling") == 0)
518 return varnish_submit_gauge (conf->instance, "vsm", "bytes", "cooling", val);
519 else if (strcmp(name, "vsm_overflow") == 0)
520 return varnish_submit_gauge (conf->instance, "vsm", "bytes", "overflow", val);
521 else if (strcmp(name, "vsm_overflowed") == 0)
522 return varnish_submit_derive (conf->instance, "vsm", "total_bytes", "overflowed", val);
528 } /* }}} static int varnish_monitor */
529 #else /* if HAVE_VARNISH_V2 */
530 static void varnish_monitor (const user_config_t *conf, /* {{{ */
531 const c_varnish_stats_t *stats)
533 if (conf->collect_cache)
536 varnish_submit_derive (conf->instance, "cache", "cache_result", "hit", stats->cache_hit);
538 varnish_submit_derive (conf->instance, "cache", "cache_result", "miss", stats->cache_miss);
539 /* Cache hits for pass */
540 varnish_submit_derive (conf->instance, "cache", "cache_result", "hitpass", stats->cache_hitpass);
543 if (conf->collect_connections)
545 /* Client connections accepted */
546 varnish_submit_derive (conf->instance, "connections", "connections", "accepted", stats->client_conn);
547 /* Connection dropped, no sess */
548 varnish_submit_derive (conf->instance, "connections", "connections", "dropped" , stats->client_drop);
549 /* Client requests received */
550 varnish_submit_derive (conf->instance, "connections", "connections", "received", stats->client_req);
553 if (conf->collect_esi)
555 /* ESI parse errors (unlock) */
556 varnish_submit_derive (conf->instance, "esi", "total_operations", "error", stats->esi_errors);
557 /* Objects ESI parsed (unlock) */
558 varnish_submit_derive (conf->instance, "esi", "total_operations", "parsed", stats->esi_parse);
561 if (conf->collect_backend)
563 /* Backend conn. success */
564 varnish_submit_derive (conf->instance, "backend", "connections", "success" , stats->backend_conn);
565 /* Backend conn. not attempted */
566 varnish_submit_derive (conf->instance, "backend", "connections", "not-attempted", stats->backend_unhealthy);
567 /* Backend conn. too many */
568 varnish_submit_derive (conf->instance, "backend", "connections", "too-many" , stats->backend_busy);
569 /* Backend conn. failures */
570 varnish_submit_derive (conf->instance, "backend", "connections", "failures" , stats->backend_fail);
571 /* Backend conn. reuses */
572 varnish_submit_derive (conf->instance, "backend", "connections", "reuses" , stats->backend_reuse);
573 /* Backend conn. was closed */
574 varnish_submit_derive (conf->instance, "backend", "connections", "was-closed" , stats->backend_toolate);
575 /* Backend conn. recycles */
576 varnish_submit_derive (conf->instance, "backend", "connections", "recycled" , stats->backend_recycle);
577 /* Backend conn. unused */
578 varnish_submit_derive (conf->instance, "backend", "connections", "unused" , stats->backend_unused);
579 /* Backend requests mades */
580 varnish_submit_derive (conf->instance, "backend", "http_requests", "requests" , stats->backend_req);
582 varnish_submit_gauge (conf->instance, "backend", "backends", "n_backends" , stats->n_backend);
585 if (conf->collect_fetch)
588 varnish_submit_derive (conf->instance, "fetch", "http_requests", "head" , stats->fetch_head);
589 /* Fetch with length */
590 varnish_submit_derive (conf->instance, "fetch", "http_requests", "length" , stats->fetch_length);
592 varnish_submit_derive (conf->instance, "fetch", "http_requests", "chunked" , stats->fetch_chunked);
594 varnish_submit_derive (conf->instance, "fetch", "http_requests", "eof" , stats->fetch_eof);
595 /* Fetch bad headers */
596 varnish_submit_derive (conf->instance, "fetch", "http_requests", "bad_headers", stats->fetch_bad);
597 /* Fetch wanted close */
598 varnish_submit_derive (conf->instance, "fetch", "http_requests", "close" , stats->fetch_close);
599 /* Fetch pre HTTP/1.1 closed */
600 varnish_submit_derive (conf->instance, "fetch", "http_requests", "oldhttp" , stats->fetch_oldhttp);
602 varnish_submit_derive (conf->instance, "fetch", "http_requests", "zero" , stats->fetch_zero);
604 varnish_submit_derive (conf->instance, "fetch", "http_requests", "failed" , stats->fetch_failed);
607 if (conf->collect_hcb)
609 /* HCB Lookups without lock */
610 varnish_submit_derive (conf->instance, "hcb", "cache_operation", "lookup_nolock", stats->hcb_nolock);
611 /* HCB Lookups with lock */
612 varnish_submit_derive (conf->instance, "hcb", "cache_operation", "lookup_lock", stats->hcb_lock);
614 varnish_submit_derive (conf->instance, "hcb", "cache_operation", "insert", stats->hcb_insert);
617 if (conf->collect_objects)
619 /* N expired objects */
620 varnish_submit_derive (conf->instance, "objects", "total_objects", "expired", stats->n_expired);
621 /* N LRU nuked objects */
622 varnish_submit_derive (conf->instance, "objects", "total_objects", "lru_nuked", stats->n_lru_nuked);
623 /* N LRU saved objects */
624 varnish_submit_derive (conf->instance, "objects", "total_objects", "lru_saved", stats->n_lru_saved);
625 /* N LRU moved objects */
626 varnish_submit_derive (conf->instance, "objects", "total_objects", "lru_moved", stats->n_lru_moved);
627 /* N objects on deathrow */
628 varnish_submit_derive (conf->instance, "objects", "total_objects", "deathrow", stats->n_deathrow);
629 /* HTTP header overflows */
630 varnish_submit_derive (conf->instance, "objects", "total_objects", "header_overflow", stats->losthdr);
631 /* Objects sent with sendfile */
632 varnish_submit_derive (conf->instance, "objects", "total_objects", "sent_sendfile", stats->n_objsendfile);
633 /* Objects sent with write */
634 varnish_submit_derive (conf->instance, "objects", "total_objects", "sent_write", stats->n_objwrite);
635 /* Objects overflowing workspace */
636 varnish_submit_derive (conf->instance, "objects", "total_objects", "workspace_overflow", stats->n_objoverflow);
639 if (conf->collect_purge)
641 /* N total active purges */
642 varnish_submit_derive (conf->instance, "purge", "total_operations", "total", stats->n_purge);
643 /* N new purges added */
644 varnish_submit_derive (conf->instance, "purge", "total_operations", "added", stats->n_purge_add);
645 /* N old purges deleted */
646 varnish_submit_derive (conf->instance, "purge", "total_operations", "deleted", stats->n_purge_retire);
647 /* N objects tested */
648 varnish_submit_derive (conf->instance, "purge", "total_operations", "objects_tested", stats->n_purge_obj_test);
649 /* N regexps tested against */
650 varnish_submit_derive (conf->instance, "purge", "total_operations", "regexps_tested", stats->n_purge_re_test);
651 /* N duplicate purges removed */
652 varnish_submit_derive (conf->instance, "purge", "total_operations", "duplicate", stats->n_purge_dups);
655 if (conf->collect_session)
658 varnish_submit_derive (conf->instance, "session", "total_operations", "closed", stats->sess_closed);
659 /* Session Pipeline */
660 varnish_submit_derive (conf->instance, "session", "total_operations", "pipeline", stats->sess_pipeline);
661 /* Session Read Ahead */
662 varnish_submit_derive (conf->instance, "session", "total_operations", "readahead", stats->sess_readahead);
664 varnish_submit_derive (conf->instance, "session", "total_operations", "linger", stats->sess_linger);
666 varnish_submit_derive (conf->instance, "session", "total_operations", "herd", stats->sess_herd);
669 if (conf->collect_shm)
672 varnish_submit_derive (conf->instance, "shm", "total_operations", "records" , stats->shm_records);
674 varnish_submit_derive (conf->instance, "shm", "total_operations", "writes" , stats->shm_writes);
675 /* SHM flushes due to overflow */
676 varnish_submit_derive (conf->instance, "shm", "total_operations", "flushes" , stats->shm_flushes);
677 /* SHM MTX contention */
678 varnish_submit_derive (conf->instance, "shm", "total_operations", "contention", stats->shm_cont);
679 /* SHM cycles through buffer */
680 varnish_submit_derive (conf->instance, "shm", "total_operations", "cycles" , stats->shm_cycles);
683 if (conf->collect_sm)
685 /* allocator requests */
686 varnish_submit_derive (conf->instance, "sm", "total_requests", "nreq", stats->sm_nreq);
687 /* outstanding allocations */
688 varnish_submit_gauge (conf->instance, "sm", "requests", "outstanding", stats->sm_nobj);
689 /* bytes allocated */
690 varnish_submit_derive (conf->instance, "sm", "total_bytes", "allocated", stats->sm_balloc);
692 varnish_submit_derive (conf->instance, "sm", "total_bytes", "free", stats->sm_bfree);
695 if (conf->collect_sma)
697 /* SMA allocator requests */
698 varnish_submit_derive (conf->instance, "sma", "total_requests", "nreq", stats->sma_nreq);
699 /* SMA outstanding allocations */
700 varnish_submit_gauge (conf->instance, "sma", "requests", "outstanding", stats->sma_nobj);
701 /* SMA outstanding bytes */
702 varnish_submit_gauge (conf->instance, "sma", "bytes", "outstanding", stats->sma_nbytes);
703 /* SMA bytes allocated */
704 varnish_submit_derive (conf->instance, "sma", "total_bytes", "allocated", stats->sma_balloc);
706 varnish_submit_derive (conf->instance, "sma", "total_bytes", "free" , stats->sma_bfree);
709 if (conf->collect_sms)
711 /* SMS allocator requests */
712 varnish_submit_derive (conf->instance, "sms", "total_requests", "allocator", stats->sms_nreq);
713 /* SMS outstanding allocations */
714 varnish_submit_gauge (conf->instance, "sms", "requests", "outstanding", stats->sms_nobj);
715 /* SMS outstanding bytes */
716 varnish_submit_gauge (conf->instance, "sms", "bytes", "outstanding", stats->sms_nbytes);
717 /* SMS bytes allocated */
718 varnish_submit_derive (conf->instance, "sms", "total_bytes", "allocated", stats->sms_balloc);
719 /* SMS bytes freed */
720 varnish_submit_derive (conf->instance, "sms", "total_bytes", "free", stats->sms_bfree);
723 if (conf->collect_struct)
725 /* N struct sess_mem */
726 varnish_submit_gauge (conf->instance, "struct", "current_sessions", "sess_mem", stats->n_sess_mem);
728 varnish_submit_gauge (conf->instance, "struct", "current_sessions", "sess", stats->n_sess);
729 /* N struct object */
730 varnish_submit_gauge (conf->instance, "struct", "objects", "object", stats->n_object);
731 /* N struct objecthead */
732 varnish_submit_gauge (conf->instance, "struct", "objects", "objecthead", stats->n_objecthead);
734 varnish_submit_gauge (conf->instance, "struct", "objects", "smf", stats->n_smf);
735 /* N small free smf */
736 varnish_submit_gauge (conf->instance, "struct", "objects", "smf_frag", stats->n_smf_frag);
737 /* N large free smf */
738 varnish_submit_gauge (conf->instance, "struct", "objects", "smf_large", stats->n_smf_large);
739 /* N struct vbe_conn */
740 varnish_submit_gauge (conf->instance, "struct", "objects", "vbe_conn", stats->n_vbe_conn);
743 if (conf->collect_totals)
746 varnish_submit_derive (conf->instance, "totals", "total_sessions", "sessions", stats->s_sess);
748 varnish_submit_derive (conf->instance, "totals", "total_requests", "requests", stats->s_req);
750 varnish_submit_derive (conf->instance, "totals", "total_operations", "pipe", stats->s_pipe);
752 varnish_submit_derive (conf->instance, "totals", "total_operations", "pass", stats->s_pass);
754 varnish_submit_derive (conf->instance, "totals", "total_operations", "fetches", stats->s_fetch);
755 /* Total header bytes */
756 varnish_submit_derive (conf->instance, "totals", "total_bytes", "header-bytes", stats->s_hdrbytes);
757 /* Total body byte */
758 varnish_submit_derive (conf->instance, "totals", "total_bytes", "body-bytes", stats->s_bodybytes);
761 if (conf->collect_vcl)
764 varnish_submit_gauge (conf->instance, "vcl", "vcl", "total_vcl", stats->n_vcl);
765 /* N vcl available */
766 varnish_submit_gauge (conf->instance, "vcl", "vcl", "avail_vcl", stats->n_vcl_avail);
767 /* N vcl discarded */
768 varnish_submit_gauge (conf->instance, "vcl", "vcl", "discarded_vcl", stats->n_vcl_discard);
771 if (conf->collect_workers)
774 varnish_submit_gauge (conf->instance, "workers", "threads", "worker", stats->n_wrk);
775 /* worker threads created */
776 varnish_submit_derive (conf->instance, "workers", "total_threads", "created", stats->n_wrk_create);
777 /* worker threads not created */
778 varnish_submit_derive (conf->instance, "workers", "total_threads", "failed", stats->n_wrk_failed);
779 /* worker threads limited */
780 varnish_submit_derive (conf->instance, "workers", "total_threads", "limited", stats->n_wrk_max);
781 /* dropped work requests */
782 varnish_submit_derive (conf->instance, "workers", "total_threads", "dropped", stats->n_wrk_drop);
783 /* queued work requests */
784 varnish_submit_derive (conf->instance, "workers", "total_requests", "queued", stats->n_wrk_queue);
785 /* overflowed work requests */
786 varnish_submit_derive (conf->instance, "workers", "total_requests", "overflowed", stats->n_wrk_overflow);
789 } /* }}} void varnish_monitor */
792 #if HAVE_VARNISH_V3 || HAVE_VARNISH_V4
793 static int varnish_read (user_data_t *ud) /* {{{ */
796 const c_varnish_stats_t *stats;
801 if ((ud == NULL) || (ud->data == NULL))
811 if (conf->instance != NULL)
815 status = VSM_n_Arg (vd, conf->instance);
819 ERROR ("varnish plugin: VSM_n_Arg (\"%s\") failed "
821 conf->instance, status);
827 ok = (VSC_Open (vd, /* diag = */ 1) == 0);
828 #else /* if HAVE_VARNISH_V4 */
829 ok = (VSM_Open (vd) == 0);
834 ERROR ("varnish plugin: Unable to open connection.");
840 stats = VSC_Main(vd);
841 #else /* if HAVE_VARNISH_V4 */
842 stats = VSC_Main(vd, NULL);
847 ERROR ("varnish plugin: Unable to get statistics.");
853 VSC_Iter (vd, varnish_monitor, conf);
854 #else /* if HAVE_VARNISH_V4 */
855 VSC_Iter (vd, NULL, varnish_monitor, conf);
861 #else /* if HAVE_VARNISH_V2 */
862 static int varnish_read (user_data_t *ud) /* {{{ */
864 const c_varnish_stats_t *stats;
868 if ((ud == NULL) || (ud->data == NULL))
873 stats = VSL_OpenStats (conf->instance);
876 ERROR ("Varnish plugin : unable to load statistics");
881 varnish_monitor (conf, stats);
887 static void varnish_config_free (void *ptr) /* {{{ */
889 user_config_t *conf = ptr;
894 sfree (conf->instance);
898 static int varnish_config_apply_default (user_config_t *conf) /* {{{ */
903 conf->collect_backend = 1;
904 conf->collect_cache = 1;
905 conf->collect_connections = 1;
906 #ifdef HAVE_VARNISH_V3
907 conf->collect_dirdns = 0;
909 conf->collect_esi = 0;
910 conf->collect_fetch = 0;
911 conf->collect_hcb = 0;
912 conf->collect_objects = 0;
914 conf->collect_purge = 0;
916 conf->collect_ban = 0;
918 conf->collect_session = 0;
919 conf->collect_shm = 1;
921 conf->collect_sm = 0;
922 conf->collect_sma = 0;
924 conf->collect_sms = 0;
925 conf->collect_struct = 0;
926 conf->collect_totals = 0;
927 #if HAVE_VARNISH_V3 || HAVE_VARNISH_V4
928 conf->collect_uptime = 0;
930 conf->collect_vcl = 0;
931 conf->collect_workers = 0;
933 conf->collect_vsm = 0;
937 } /* }}} int varnish_config_apply_default */
939 static int varnish_init (void) /* {{{ */
947 conf = calloc (1, sizeof (*conf));
951 /* Default settings: */
952 conf->instance = NULL;
954 varnish_config_apply_default (conf);
957 ud.free_func = varnish_config_free;
959 plugin_register_complex_read (/* group = */ "varnish",
960 /* name = */ "varnish/localhost",
961 /* callback = */ varnish_read,
963 /* user data = */ &ud);
966 } /* }}} int varnish_init */
968 static int varnish_config_instance (const oconfig_item_t *ci) /* {{{ */
972 char callback_name[DATA_MAX_NAME_LEN];
975 conf = calloc (1, sizeof (*conf));
978 conf->instance = NULL;
980 varnish_config_apply_default (conf);
982 if (ci->values_num == 1)
986 status = cf_util_get_string (ci, &conf->instance);
992 assert (conf->instance != NULL);
994 if (strcmp ("localhost", conf->instance) == 0)
996 sfree (conf->instance);
997 conf->instance = NULL;
1000 else if (ci->values_num > 1)
1002 WARNING ("Varnish plugin: \"Instance\" blocks accept only "
1008 for (i = 0; i < ci->children_num; i++)
1010 oconfig_item_t *child = ci->children + i;
1012 if (strcasecmp ("CollectCache", child->key) == 0)
1013 cf_util_get_boolean (child, &conf->collect_cache);
1014 else if (strcasecmp ("CollectConnections", child->key) == 0)
1015 cf_util_get_boolean (child, &conf->collect_connections);
1016 else if (strcasecmp ("CollectESI", child->key) == 0)
1017 cf_util_get_boolean (child, &conf->collect_esi);
1018 else if (strcasecmp ("CollectDirectorDNS", child->key) == 0)
1019 #ifdef HAVE_VARNISH_V3
1020 cf_util_get_boolean (child, &conf->collect_dirdns);
1022 WARNING ("Varnish plugin: \"%s\" is available for Varnish %s only.", child->key, "v3");
1024 else if (strcasecmp ("CollectBackend", child->key) == 0)
1025 cf_util_get_boolean (child, &conf->collect_backend);
1026 else if (strcasecmp ("CollectFetch", child->key) == 0)
1027 cf_util_get_boolean (child, &conf->collect_fetch);
1028 else if (strcasecmp ("CollectHCB", child->key) == 0)
1029 cf_util_get_boolean (child, &conf->collect_hcb);
1030 else if (strcasecmp ("CollectObjects", child->key) == 0)
1031 cf_util_get_boolean (child, &conf->collect_objects);
1032 else if (strcasecmp ("CollectPurge", child->key) == 0)
1034 cf_util_get_boolean (child, &conf->collect_purge);
1036 WARNING ("Varnish plugin: \"%s\" is available for Varnish %s only.", child->key, "v2");
1038 else if (strcasecmp ("CollectBan", child->key) == 0)
1040 WARNING ("Varnish plugin: \"%s\" is not available for Varnish %s.", child->key, "v2");
1042 cf_util_get_boolean (child, &conf->collect_ban);
1044 else if (strcasecmp ("CollectSession", child->key) == 0)
1045 cf_util_get_boolean (child, &conf->collect_session);
1046 else if (strcasecmp ("CollectSHM", child->key) == 0)
1047 cf_util_get_boolean (child, &conf->collect_shm);
1048 else if (strcasecmp ("CollectSMS", child->key) == 0)
1049 cf_util_get_boolean (child, &conf->collect_sms);
1050 else if (strcasecmp ("CollectSMA", child->key) == 0)
1052 cf_util_get_boolean (child, &conf->collect_sma);
1054 WARNING ("Varnish plugin: \"%s\" is available for Varnish %s only.", child->key, "v2");
1056 else if (strcasecmp ("CollectSM", child->key) == 0)
1058 cf_util_get_boolean (child, &conf->collect_sm);
1060 WARNING ("Varnish plugin: \"%s\" is available for Varnish %s only.", child->key, "v2");
1062 else if (strcasecmp ("CollectStruct", child->key) == 0)
1063 cf_util_get_boolean (child, &conf->collect_struct);
1064 else if (strcasecmp ("CollectTotals", child->key) == 0)
1065 cf_util_get_boolean (child, &conf->collect_totals);
1066 else if (strcasecmp ("CollectUptime", child->key) == 0)
1067 #if HAVE_VARNISH_V3 || HAVE_VARNISH_V4
1068 cf_util_get_boolean (child, &conf->collect_uptime);
1070 WARNING ("Varnish plugin: \"%s\" is available for Varnish %s only.", child->key, "v3 and v4");
1072 else if (strcasecmp ("CollectVCL", child->key) == 0)
1073 cf_util_get_boolean (child, &conf->collect_vcl);
1074 else if (strcasecmp ("CollectWorkers", child->key) == 0)
1075 cf_util_get_boolean (child, &conf->collect_workers);
1076 else if (strcasecmp ("CollectVSM", child->key) == 0)
1078 cf_util_get_boolean (child, &conf->collect_vsm);
1080 WARNING ("Varnish plugin: \"%s\" is available for Varnish %s only.", child->key, "v4");
1084 WARNING ("Varnish plugin: Ignoring unknown "
1085 "configuration option: \"%s\". Did "
1086 "you forget to add an <Instance /> "
1087 "block around the configuration?",
1092 if (!conf->collect_cache
1093 && !conf->collect_connections
1094 && !conf->collect_esi
1095 && !conf->collect_backend
1096 #ifdef HAVE_VARNISH_V3
1097 && !conf->collect_dirdns
1099 && !conf->collect_fetch
1100 && !conf->collect_hcb
1101 && !conf->collect_objects
1103 && !conf->collect_purge
1105 && !conf->collect_ban
1107 && !conf->collect_session
1108 && !conf->collect_shm
1109 && !conf->collect_sms
1111 && !conf->collect_sma
1112 && !conf->collect_sm
1114 && !conf->collect_struct
1115 && !conf->collect_totals
1116 #if HAVE_VARNISH_V3 || HAVE_VARNISH_V4
1117 && !conf->collect_uptime
1119 && !conf->collect_vcl
1120 && !conf->collect_workers
1122 && !conf->collect_vsm
1126 WARNING ("Varnish plugin: No metric has been configured for "
1127 "instance \"%s\". Disabling this instance.",
1128 (conf->instance == NULL) ? "localhost" : conf->instance);
1133 ssnprintf (callback_name, sizeof (callback_name), "varnish/%s",
1134 (conf->instance == NULL) ? "localhost" : conf->instance);
1137 ud.free_func = varnish_config_free;
1139 plugin_register_complex_read (/* group = */ "varnish",
1140 /* name = */ callback_name,
1141 /* callback = */ varnish_read,
1143 /* user data = */ &ud);
1148 } /* }}} int varnish_config_instance */
1150 static int varnish_config (oconfig_item_t *ci) /* {{{ */
1154 for (i = 0; i < ci->children_num; i++)
1156 oconfig_item_t *child = ci->children + i;
1158 if (strcasecmp ("Instance", child->key) == 0)
1159 varnish_config_instance (child);
1162 WARNING ("Varnish plugin: Ignoring unknown "
1163 "configuration option: \"%s\"",
1169 } /* }}} int varnish_config */
1171 void module_register (void) /* {{{ */
1173 plugin_register_complex_config ("varnish", varnish_config);
1174 plugin_register_init ("varnish", varnish_init);
1177 /* vim: set sw=8 noet fdm=marker : */