/**
* collectd - src/varnish.c
- * Copyright (C) 2010 Jérôme Renard
- * Copyright (C) 2010 Marc Fournier
- * Copyright (C) 2010 Florian Forster
+ * Copyright (C) 2010 Jérôme Renard
+ * Copyright (C) 2010 Marc Fournier
+ * Copyright (C) 2010-2012 Florian Forster
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Authors:
* Jérôme Renard <jerome.renard at gmail.com>
* Marc Fournier <marc.fournier at camptocamp.com>
- * Florian octo Forster <octo at verplant.org>
+ * Florian octo Forster <octo at collectd.org>
**/
/**
#include <varnish/varnishapi.h>
+#if HAVE_VARNISH_V3
+# include <varnish/vsc.h>
+typedef struct VSC_C_main c_varnish_stats_t;
+#endif
+
+#if HAVE_VARNISH_V2
+typedef struct varnish_stats c_varnish_stats_t;
+#endif
+
/* {{{ user_config_s */
struct user_config_s {
char *instance;
_Bool collect_fetch;
_Bool collect_hcb;
_Bool collect_shm;
- _Bool collect_sma;
_Bool collect_sms;
+#if HAVE_VARNISH_V2
_Bool collect_sm;
+ _Bool collect_sma;
+#endif
_Bool collect_totals;
_Bool collect_workers;
};
return (varnish_submit (plugin_instance, category, type, type_instance, value));
} /* }}} int varnish_submit_derive */
-static void varnish_monitor (const user_config_t *conf, struct varnish_stats *VSL_stats) /* {{{ */
+static void varnish_monitor (const user_config_t *conf, /* {{{ */
+ const c_varnish_stats_t *stats)
{
if (conf->collect_cache)
{
/* Cache hits */
- varnish_submit_derive (conf->instance, "cache", "cache_result", "hit", VSL_stats->cache_hit);
+ varnish_submit_derive (conf->instance, "cache", "cache_result", "hit", stats->cache_hit);
/* Cache misses */
- varnish_submit_derive (conf->instance, "cache", "cache_result", "miss", VSL_stats->cache_miss);
+ varnish_submit_derive (conf->instance, "cache", "cache_result", "miss", stats->cache_miss);
/* Cache hits for pass */
- varnish_submit_derive (conf->instance, "cache", "cache_result", "hitpass", VSL_stats->cache_hitpass);
+ varnish_submit_derive (conf->instance, "cache", "cache_result", "hitpass", stats->cache_hitpass);
}
if (conf->collect_connections)
{
/* Client connections accepted */
- varnish_submit_derive (conf->instance, "connections", "connections", "accepted", VSL_stats->client_conn);
+ varnish_submit_derive (conf->instance, "connections", "connections", "accepted", stats->client_conn);
/* Connection dropped, no sess */
- varnish_submit_derive (conf->instance, "connections", "connections", "dropped" , VSL_stats->client_drop);
+ varnish_submit_derive (conf->instance, "connections", "connections", "dropped" , stats->client_drop);
/* Client requests received */
- varnish_submit_derive (conf->instance, "connections", "connections", "received", VSL_stats->client_req);
+ varnish_submit_derive (conf->instance, "connections", "connections", "received", stats->client_req);
}
if (conf->collect_esi)
{
- /* Objects ESI parsed (unlock) */
- varnish_submit_derive (conf->instance, "esi", "total_operations", "parsed", VSL_stats->esi_parse);
/* ESI parse errors (unlock) */
- varnish_submit_derive (conf->instance, "esi", "total_operations", "error", VSL_stats->esi_errors);
+ varnish_submit_derive (conf->instance, "esi", "total_operations", "error", stats->esi_errors);
+#if HAVE_VARNISH_V2
+ /* Objects ESI parsed (unlock) */
+ varnish_submit_derive (conf->instance, "esi", "total_operations", "parsed", stats->esi_parse);
+#endif
}
if (conf->collect_backend)
{
/* Backend conn. success */
- varnish_submit_derive (conf->instance, "backend", "connections", "success" , VSL_stats->backend_conn);
+ varnish_submit_derive (conf->instance, "backend", "connections", "success" , stats->backend_conn);
/* Backend conn. not attempted */
- varnish_submit_derive (conf->instance, "backend", "connections", "not-attempted", VSL_stats->backend_unhealthy);
+ varnish_submit_derive (conf->instance, "backend", "connections", "not-attempted", stats->backend_unhealthy);
/* Backend conn. too many */
- varnish_submit_derive (conf->instance, "backend", "connections", "too-many" , VSL_stats->backend_busy);
+ varnish_submit_derive (conf->instance, "backend", "connections", "too-many" , stats->backend_busy);
/* Backend conn. failures */
- varnish_submit_derive (conf->instance, "backend", "connections", "failures" , VSL_stats->backend_fail);
+ varnish_submit_derive (conf->instance, "backend", "connections", "failures" , stats->backend_fail);
/* Backend conn. reuses */
- varnish_submit_derive (conf->instance, "backend", "connections", "reuses" , VSL_stats->backend_reuse);
+ varnish_submit_derive (conf->instance, "backend", "connections", "reuses" , stats->backend_reuse);
/* Backend conn. was closed */
- varnish_submit_derive (conf->instance, "backend", "connections", "was-closed" , VSL_stats->backend_toolate);
+ varnish_submit_derive (conf->instance, "backend", "connections", "was-closed" , stats->backend_toolate);
/* Backend conn. recycles */
- varnish_submit_derive (conf->instance, "backend", "connections", "recycled" , VSL_stats->backend_recycle);
+ varnish_submit_derive (conf->instance, "backend", "connections", "recycled" , stats->backend_recycle);
+#if HAVE_VARNISH_V2
/* Backend conn. unused */
- varnish_submit_derive (conf->instance, "backend", "connections", "unused" , VSL_stats->backend_unused);
+ varnish_submit_derive (conf->instance, "backend", "connections", "unused" , stats->backend_unused);
+#endif
}
if (conf->collect_fetch)
{
/* Fetch head */
- varnish_submit_derive (conf->instance, "fetch", "http_requests", "head" , VSL_stats->fetch_head);
+ varnish_submit_derive (conf->instance, "fetch", "http_requests", "head" , stats->fetch_head);
/* Fetch with length */
- varnish_submit_derive (conf->instance, "fetch", "http_requests", "length" , VSL_stats->fetch_length);
+ varnish_submit_derive (conf->instance, "fetch", "http_requests", "length" , stats->fetch_length);
/* Fetch chunked */
- varnish_submit_derive (conf->instance, "fetch", "http_requests", "chunked" , VSL_stats->fetch_chunked);
+ varnish_submit_derive (conf->instance, "fetch", "http_requests", "chunked" , stats->fetch_chunked);
/* Fetch EOF */
- varnish_submit_derive (conf->instance, "fetch", "http_requests", "eof" , VSL_stats->fetch_eof);
+ varnish_submit_derive (conf->instance, "fetch", "http_requests", "eof" , stats->fetch_eof);
/* Fetch bad headers */
- varnish_submit_derive (conf->instance, "fetch", "http_requests", "bad_headers", VSL_stats->fetch_bad);
+ varnish_submit_derive (conf->instance, "fetch", "http_requests", "bad_headers", stats->fetch_bad);
/* Fetch wanted close */
- varnish_submit_derive (conf->instance, "fetch", "http_requests", "close" , VSL_stats->fetch_close);
+ varnish_submit_derive (conf->instance, "fetch", "http_requests", "close" , stats->fetch_close);
/* Fetch pre HTTP/1.1 closed */
- varnish_submit_derive (conf->instance, "fetch", "http_requests", "oldhttp" , VSL_stats->fetch_oldhttp);
+ varnish_submit_derive (conf->instance, "fetch", "http_requests", "oldhttp" , stats->fetch_oldhttp);
/* Fetch zero len */
- varnish_submit_derive (conf->instance, "fetch", "http_requests", "zero" , VSL_stats->fetch_zero);
+ varnish_submit_derive (conf->instance, "fetch", "http_requests", "zero" , stats->fetch_zero);
/* Fetch failed */
- varnish_submit_derive (conf->instance, "fetch", "http_requests", "failed" , VSL_stats->fetch_failed);
+ varnish_submit_derive (conf->instance, "fetch", "http_requests", "failed" , stats->fetch_failed);
}
if (conf->collect_hcb)
{
/* HCB Lookups without lock */
- varnish_submit_derive (conf->instance, "hcb", "cache_operation", "lookup_nolock", VSL_stats->hcb_nolock);
+ varnish_submit_derive (conf->instance, "hcb", "cache_operation", "lookup_nolock", stats->hcb_nolock);
/* HCB Lookups with lock */
- varnish_submit_derive (conf->instance, "hcb", "cache_operation", "lookup_lock", VSL_stats->hcb_lock);
+ varnish_submit_derive (conf->instance, "hcb", "cache_operation", "lookup_lock", stats->hcb_lock);
/* HCB Inserts */
- varnish_submit_derive (conf->instance, "hcb", "cache_operation", "insert", VSL_stats->hcb_insert);
+ varnish_submit_derive (conf->instance, "hcb", "cache_operation", "insert", stats->hcb_insert);
}
if (conf->collect_shm)
{
/* SHM records */
- varnish_submit_derive (conf->instance, "shm", "total_operations", "records" , VSL_stats->shm_records);
+ varnish_submit_derive (conf->instance, "shm", "total_operations", "records" , stats->shm_records);
/* SHM writes */
- varnish_submit_derive (conf->instance, "shm", "total_operations", "writes" , VSL_stats->shm_writes);
+ varnish_submit_derive (conf->instance, "shm", "total_operations", "writes" , stats->shm_writes);
/* SHM flushes due to overflow */
- varnish_submit_derive (conf->instance, "shm", "total_operations", "flushes" , VSL_stats->shm_flushes);
+ varnish_submit_derive (conf->instance, "shm", "total_operations", "flushes" , stats->shm_flushes);
/* SHM MTX contention */
- varnish_submit_derive (conf->instance, "shm", "total_operations", "contention", VSL_stats->shm_cont);
+ varnish_submit_derive (conf->instance, "shm", "total_operations", "contention", stats->shm_cont);
/* SHM cycles through buffer */
- varnish_submit_derive (conf->instance, "shm", "total_operations", "cycles" , VSL_stats->shm_cycles);
+ varnish_submit_derive (conf->instance, "shm", "total_operations", "cycles" , stats->shm_cycles);
}
+#if HAVE_VARNISH_V2
if (conf->collect_sm)
{
/* allocator requests */
- varnish_submit_derive (conf->instance, "sm", "total_requests", "nreq", VSL_stats->sm_nreq);
+ varnish_submit_derive (conf->instance, "sm", "total_requests", "nreq", stats->sm_nreq);
/* outstanding allocations */
- varnish_submit_gauge (conf->instance, "sm", "requests", "outstanding", VSL_stats->sm_nobj);
+ varnish_submit_gauge (conf->instance, "sm", "requests", "outstanding", stats->sm_nobj);
/* bytes allocated */
- varnish_submit_derive (conf->instance, "sm", "total_bytes", "allocated", VSL_stats->sm_balloc);
+ varnish_submit_derive (conf->instance, "sm", "total_bytes", "allocated", stats->sm_balloc);
/* bytes free */
- varnish_submit_derive (conf->instance, "sm", "total_bytes", "free", VSL_stats->sm_bfree);
+ varnish_submit_derive (conf->instance, "sm", "total_bytes", "free", stats->sm_bfree);
}
if (conf->collect_sma)
{
/* SMA allocator requests */
- varnish_submit_derive (conf->instance, "sma", "total_requests", "nreq", VSL_stats->sma_nreq);
+ varnish_submit_derive (conf->instance, "sma", "total_requests", "nreq", stats->sma_nreq);
/* SMA outstanding allocations */
- varnish_submit_gauge (conf->instance, "sma", "requests", "outstanding", VSL_stats->sma_nobj);
+ varnish_submit_gauge (conf->instance, "sma", "requests", "outstanding", stats->sma_nobj);
/* SMA outstanding bytes */
- varnish_submit_gauge (conf->instance, "sma", "bytes", "outstanding", VSL_stats->sma_nbytes);
+ varnish_submit_gauge (conf->instance, "sma", "bytes", "outstanding", stats->sma_nbytes);
/* SMA bytes allocated */
- varnish_submit_derive (conf->instance, "sma", "total_bytes", "allocated", VSL_stats->sma_balloc);
+ varnish_submit_derive (conf->instance, "sma", "total_bytes", "allocated", stats->sma_balloc);
/* SMA bytes free */
- varnish_submit_derive (conf->instance, "sma", "total_bytes", "free" , VSL_stats->sma_bfree);
+ varnish_submit_derive (conf->instance, "sma", "total_bytes", "free" , stats->sma_bfree);
}
+#endif
if (conf->collect_sms)
{
/* SMS allocator requests */
- varnish_submit_derive (conf->instance, "sms", "total_requests", "allocator", VSL_stats->sms_nreq);
+ varnish_submit_derive (conf->instance, "sms", "total_requests", "allocator", stats->sms_nreq);
/* SMS outstanding allocations */
- varnish_submit_gauge (conf->instance, "sms", "requests", "outstanding", VSL_stats->sms_nobj);
+ varnish_submit_gauge (conf->instance, "sms", "requests", "outstanding", stats->sms_nobj);
/* SMS outstanding bytes */
- varnish_submit_gauge (conf->instance, "sms", "bytes", "outstanding", VSL_stats->sms_nbytes);
+ varnish_submit_gauge (conf->instance, "sms", "bytes", "outstanding", stats->sms_nbytes);
/* SMS bytes allocated */
- varnish_submit_derive (conf->instance, "sms", "total_bytes", "allocated", VSL_stats->sms_balloc);
+ varnish_submit_derive (conf->instance, "sms", "total_bytes", "allocated", stats->sms_balloc);
/* SMS bytes freed */
- varnish_submit_derive (conf->instance, "sms", "total_bytes", "free", VSL_stats->sms_bfree);
+ varnish_submit_derive (conf->instance, "sms", "total_bytes", "free", stats->sms_bfree);
}
if (conf->collect_totals)
{
/* Total Sessions */
- varnish_submit_derive (conf->instance, "totals", "total_sessions", "sessions", VSL_stats->s_sess);
+ varnish_submit_derive (conf->instance, "totals", "total_sessions", "sessions", stats->s_sess);
/* Total Requests */
- varnish_submit_derive (conf->instance, "totals", "total_requests", "requests", VSL_stats->s_req);
+ varnish_submit_derive (conf->instance, "totals", "total_requests", "requests", stats->s_req);
/* Total pipe */
- varnish_submit_derive (conf->instance, "totals", "total_operations", "pipe", VSL_stats->s_pipe);
+ varnish_submit_derive (conf->instance, "totals", "total_operations", "pipe", stats->s_pipe);
/* Total pass */
- varnish_submit_derive (conf->instance, "totals", "total_operations", "pass", VSL_stats->s_pass);
+ varnish_submit_derive (conf->instance, "totals", "total_operations", "pass", stats->s_pass);
/* Total fetch */
- varnish_submit_derive (conf->instance, "totals", "total_operations", "fetches", VSL_stats->s_fetch);
+ varnish_submit_derive (conf->instance, "totals", "total_operations", "fetches", stats->s_fetch);
/* Total header bytes */
- varnish_submit_derive (conf->instance, "totals", "total_bytes", "header-bytes", VSL_stats->s_hdrbytes);
+ varnish_submit_derive (conf->instance, "totals", "total_bytes", "header-bytes", stats->s_hdrbytes);
/* Total body byte */
- varnish_submit_derive (conf->instance, "totals", "total_bytes", "body-bytes", VSL_stats->s_bodybytes);
+ varnish_submit_derive (conf->instance, "totals", "total_bytes", "body-bytes", stats->s_bodybytes);
}
if (conf->collect_workers)
{
/* worker threads */
- varnish_submit_gauge (conf->instance, "workers", "threads", "worker", VSL_stats->n_wrk);
+ varnish_submit_gauge (conf->instance, "workers", "threads", "worker", stats->n_wrk);
/* worker threads created */
- varnish_submit_derive (conf->instance, "workers", "total_threads", "created", VSL_stats->n_wrk_create);
+ varnish_submit_derive (conf->instance, "workers", "total_threads", "created", stats->n_wrk_create);
/* worker threads not created */
- varnish_submit_derive (conf->instance, "workers", "total_threads", "failed", VSL_stats->n_wrk_failed);
+ varnish_submit_derive (conf->instance, "workers", "total_threads", "failed", stats->n_wrk_failed);
/* worker threads limited */
- varnish_submit_derive (conf->instance, "workers", "total_threads", "limited", VSL_stats->n_wrk_max);
+ varnish_submit_derive (conf->instance, "workers", "total_threads", "limited", stats->n_wrk_max);
+ /* dropped work requests */
+ varnish_submit_derive (conf->instance, "workers", "total_requests", "dropped", stats->n_wrk_drop);
+#ifdef HAVE_VARNISH_V2
/* queued work requests */
- varnish_submit_derive (conf->instance, "workers", "total_requests", "queued", VSL_stats->n_wrk_queue);
+ varnish_submit_derive (conf->instance, "workers", "total_requests", "queued", stats->n_wrk_queue);
/* overflowed work requests */
- varnish_submit_derive (conf->instance, "workers", "total_requests", "overflowed", VSL_stats->n_wrk_overflow);
- /* dropped work requests */
- varnish_submit_derive (conf->instance, "workers", "total_requests", "dropped", VSL_stats->n_wrk_drop);
+ varnish_submit_derive (conf->instance, "workers", "total_requests", "overflowed", stats->n_wrk_overflow);
+#endif
}
} /* }}} void varnish_monitor */
+#if HAVE_VARNISH_V3
static int varnish_read (user_data_t *ud) /* {{{ */
{
- struct varnish_stats *VSL_stats;
+ struct VSM_data *vd;
+ const c_varnish_stats_t *stats;
+
user_config_t *conf;
if ((ud == NULL) || (ud->data == NULL))
conf = ud->data;
- VSL_stats = VSL_OpenStats (conf->instance);
- if (VSL_stats == NULL)
+ vd = VSM_New();
+ VSC_Setup(vd);
+
+ if (conf->instance != NULL)
+ {
+ int status;
+
+ status = VSM_n_Arg (vd, conf->instance);
+ if (status < 0)
+ {
+ ERROR ("varnish plugin: VSM_n_Arg (\"%s\") failed "
+ "with status %i.",
+ conf->instance, status);
+ return (-1);
+ }
+ }
+
+ if (VSC_Open (vd, /* diag = */ 1))
+ {
+ ERROR ("varnish plugin: Unable to load statistics.");
+
+ return (-1);
+ }
+
+ stats = VSC_Main(vd);
+
+ varnish_monitor (conf, stats);
+ VSM_Close (vd);
+
+ return (0);
+} /* }}} */
+#else /* if HAVE_VARNISH_V2 */
+static int varnish_read (user_data_t *ud) /* {{{ */
+{
+ const c_varnish_stats_t *stats;
+
+ user_config_t *conf;
+
+ if ((ud == NULL) || (ud->data == NULL))
+ return (EINVAL);
+
+ conf = ud->data;
+
+ stats = VSL_OpenStats (conf->instance);
+ if (stats == NULL)
{
ERROR ("Varnish plugin : unable to load statistics");
return (-1);
}
- varnish_monitor (conf, VSL_stats);
+ varnish_monitor (conf, stats);
- return (0);
+ return (0);
} /* }}} */
+#endif
static void varnish_config_free (void *ptr) /* {{{ */
{
conf->collect_fetch = 0;
conf->collect_hcb = 0;
conf->collect_shm = 1;
+#if HAVE_VARNISH_V2
conf->collect_sm = 0;
conf->collect_sma = 0;
+#endif
conf->collect_sms = 0;
conf->collect_totals = 0;
-
+
return (0);
} /* }}} int varnish_config_apply_default */
cf_util_get_boolean (child, &conf->collect_hcb);
else if (strcasecmp ("CollectSHM", child->key) == 0)
cf_util_get_boolean (child, &conf->collect_shm);
- else if (strcasecmp ("CollectSMA", child->key) == 0)
- cf_util_get_boolean (child, &conf->collect_sma);
else if (strcasecmp ("CollectSMS", child->key) == 0)
cf_util_get_boolean (child, &conf->collect_sms);
+#if HAVE_VARNISH_V2
+ else if (strcasecmp ("CollectSMA", child->key) == 0)
+ cf_util_get_boolean (child, &conf->collect_sma);
else if (strcasecmp ("CollectSM", child->key) == 0)
cf_util_get_boolean (child, &conf->collect_sm);
+#endif
else if (strcasecmp ("CollectTotals", child->key) == 0)
cf_util_get_boolean (child, &conf->collect_totals);
else if (strcasecmp ("CollectWorkers", child->key) == 0)
else
{
WARNING ("Varnish plugin: Ignoring unknown "
- "configuration option: \"%s\"",
+ "configuration option: \"%s\". Did "
+ "you forget to add an <Instance /> "
+ "block around the configuration?",
child->key);
}
}
&& !conf->collect_fetch
&& !conf->collect_hcb
&& !conf->collect_shm
- && !conf->collect_sma
&& !conf->collect_sms
+#if HAVE_VARNISH_V2
+ && !conf->collect_sma
&& !conf->collect_sm
+#endif
&& !conf->collect_totals
&& !conf->collect_workers)
{
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