forked from grafana/groupcache_exporter
-
Notifications
You must be signed in to change notification settings - Fork 0
Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
- Loading branch information
0 parents
commit 97283b0
Showing
5 changed files
with
271 additions
and
0 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,15 @@ | ||
| # Created by .ignore support plugin (hsz.mobi) | ||
| ### Go template | ||
| # Binaries for programs and plugins | ||
| *.exe | ||
| *.exe~ | ||
| *.dll | ||
| *.so | ||
| *.dylib | ||
|
|
||
| # Test binary, build with `go test -c` | ||
| *.test | ||
|
|
||
| # Output of the go coverage tool, specifically when used with LiteIDE | ||
| *.out | ||
|
|
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1 @@ | ||
| # Prometheus Groupcache exporter |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,176 @@ | ||
| package gpexporter | ||
|
|
||
| import ( | ||
| "github.com/golang/groupcache" | ||
| "github.com/prometheus/client_golang/prometheus" | ||
| ) | ||
|
|
||
| const subsystem = "groupcache" | ||
|
|
||
| type Exporter struct { | ||
| groups []*groupcache.Group | ||
| groupGets *prometheus.Desc | ||
| groupCacheHits *prometheus.Desc | ||
| groupPeerLoads *prometheus.Desc | ||
| groupPeerErrors *prometheus.Desc | ||
| groupLoads *prometheus.Desc | ||
| groupLoadsDeduped *prometheus.Desc | ||
| groupLocalLoads *prometheus.Desc | ||
| groupLocalLoadErrs *prometheus.Desc | ||
| groupServerRequests *prometheus.Desc | ||
| cacheBytes *prometheus.Desc | ||
| cacheItems *prometheus.Desc | ||
| cacheGets *prometheus.Desc | ||
| cacheHits *prometheus.Desc | ||
| cacheEvictions *prometheus.Desc | ||
| } | ||
|
|
||
| func NewExporter(namespace string, groups ...*groupcache.Group) *Exporter { | ||
| return &Exporter{ | ||
| groups: groups, | ||
| groupGets: prometheus.NewDesc( | ||
| prometheus.BuildFQName(namespace, subsystem, "gets_total"), | ||
| "todo", | ||
| []string{"group"}, | ||
| nil, | ||
| ), | ||
| groupCacheHits: prometheus.NewDesc( | ||
| prometheus.BuildFQName(namespace, subsystem, "hits_total"), | ||
| "todo", | ||
| []string{"group"}, | ||
| nil, | ||
| ), | ||
| groupPeerLoads: prometheus.NewDesc( | ||
| prometheus.BuildFQName(namespace, subsystem, "peer_loads_total"), | ||
| "todo", | ||
| []string{"group"}, | ||
| nil, | ||
| ), | ||
| groupPeerErrors: prometheus.NewDesc( | ||
| prometheus.BuildFQName(namespace, subsystem, "peer_errors_total"), | ||
| "todo", | ||
| []string{"group"}, | ||
| nil, | ||
| ), | ||
| groupLoads: prometheus.NewDesc( | ||
| prometheus.BuildFQName(namespace, subsystem, "loads_total"), | ||
| "todo", | ||
| []string{"group"}, | ||
| nil, | ||
| ), | ||
| groupLoadsDeduped: prometheus.NewDesc( | ||
| prometheus.BuildFQName(namespace, subsystem, "loads_deduped_total"), | ||
| "todo", | ||
| []string{"group"}, | ||
| nil, | ||
| ), | ||
| groupLocalLoads: prometheus.NewDesc( | ||
| prometheus.BuildFQName(namespace, subsystem, "local_load_total"), | ||
| "todo", | ||
| []string{"group"}, | ||
| nil, | ||
| ), | ||
| groupLocalLoadErrs: prometheus.NewDesc( | ||
| prometheus.BuildFQName(namespace, subsystem, "local_load_errs_total"), | ||
| "todo", | ||
| []string{"group"}, | ||
| nil, | ||
| ), | ||
| groupServerRequests: prometheus.NewDesc( | ||
| prometheus.BuildFQName(namespace, subsystem, "server_requests_total"), | ||
| "todo", | ||
| []string{"group"}, | ||
| nil, | ||
| ), | ||
| cacheBytes: prometheus.NewDesc( | ||
| prometheus.BuildFQName(namespace, subsystem, "cache_bytes"), | ||
| "todo", | ||
| []string{"group", "type"}, | ||
| nil, | ||
| ), | ||
| cacheItems: prometheus.NewDesc( | ||
| prometheus.BuildFQName(namespace, subsystem, "cache_items"), | ||
| "todo", | ||
| []string{"group", "type"}, | ||
| nil, | ||
| ), | ||
| cacheGets: prometheus.NewDesc( | ||
| prometheus.BuildFQName(namespace, subsystem, "cache_gets_total"), | ||
| "todo", | ||
| []string{"group", "type"}, | ||
| nil, | ||
| ), | ||
| cacheHits: prometheus.NewDesc( | ||
| prometheus.BuildFQName(namespace, subsystem, "cache_hits_total"), | ||
| "todo", | ||
| []string{"group", "type"}, | ||
| nil, | ||
| ), | ||
| cacheEvictions: prometheus.NewDesc( | ||
| prometheus.BuildFQName(namespace, subsystem, "cache_evictions_total"), | ||
| "todo", | ||
| []string{"group", "type"}, | ||
| nil, | ||
| ), | ||
| } | ||
| } | ||
|
|
||
| func (e *Exporter) Describe(ch chan<- *prometheus.Desc) { | ||
| ch <- e.groupGets | ||
| ch <- e.groupCacheHits | ||
| ch <- e.groupPeerLoads | ||
| ch <- e.groupPeerErrors | ||
| ch <- e.groupLoads | ||
| ch <- e.groupLoadsDeduped | ||
| ch <- e.groupLocalLoads | ||
| ch <- e.groupLocalLoadErrs | ||
| ch <- e.groupServerRequests | ||
| ch <- e.cacheBytes | ||
| ch <- e.cacheItems | ||
| ch <- e.cacheGets | ||
| ch <- e.cacheHits | ||
| ch <- e.cacheEvictions | ||
| } | ||
|
|
||
| func (e *Exporter) Collect(ch chan<- prometheus.Metric) { | ||
| for _, group := range e.groups { | ||
| e.collectFromGroup(ch, group) | ||
| } | ||
| } | ||
|
|
||
| func (e *Exporter) collectFromGroup(ch chan<- prometheus.Metric, g *groupcache.Group) { | ||
| e.collectStats(ch, g) | ||
| e.collectCacheStats(ch, groupcache.HotCache, g) | ||
| e.collectCacheStats(ch, groupcache.MainCache, g) | ||
| } | ||
|
|
||
| func (e *Exporter) collectStats(ch chan<- prometheus.Metric, g *groupcache.Group) { | ||
| ch <- prometheus.MustNewConstMetric(e.groupGets, prometheus.CounterValue, float64(g.Stats.Gets.Get()), g.Name()) | ||
| ch <- prometheus.MustNewConstMetric(e.groupCacheHits, prometheus.CounterValue, float64(g.Stats.CacheHits.Get()), g.Name()) | ||
| ch <- prometheus.MustNewConstMetric(e.groupPeerLoads, prometheus.CounterValue, float64(g.Stats.PeerLoads.Get()), g.Name()) | ||
| ch <- prometheus.MustNewConstMetric(e.groupPeerErrors, prometheus.CounterValue, float64(g.Stats.PeerErrors.Get()), g.Name()) | ||
| ch <- prometheus.MustNewConstMetric(e.groupLoads, prometheus.CounterValue, float64(g.Stats.Loads.Get()), g.Name()) | ||
| ch <- prometheus.MustNewConstMetric(e.groupLoadsDeduped, prometheus.CounterValue, float64(g.Stats.LoadsDeduped.Get()), g.Name()) | ||
| ch <- prometheus.MustNewConstMetric(e.groupLocalLoads, prometheus.CounterValue, float64(g.Stats.LocalLoads.Get()), g.Name()) | ||
| ch <- prometheus.MustNewConstMetric(e.groupLocalLoadErrs, prometheus.CounterValue, float64(g.Stats.LocalLoadErrs.Get()), g.Name()) | ||
| ch <- prometheus.MustNewConstMetric(e.groupServerRequests, prometheus.CounterValue, float64(g.Stats.ServerRequests.Get()), g.Name()) | ||
| } | ||
|
|
||
| func (e *Exporter) collectCacheStats(ch chan<- prometheus.Metric, t groupcache.CacheType, g *groupcache.Group) { | ||
| s := g.CacheStats(t) | ||
| n := g.Name() | ||
| tn := cacheTypeToLabel(t) | ||
|
|
||
| ch <- prometheus.MustNewConstMetric(e.cacheItems, prometheus.GaugeValue, float64(s.Items), n, tn) | ||
| ch <- prometheus.MustNewConstMetric(e.cacheBytes, prometheus.GaugeValue, float64(s.Bytes), n, tn) | ||
| ch <- prometheus.MustNewConstMetric(e.cacheGets, prometheus.CounterValue, float64(s.Gets), n, tn) | ||
| ch <- prometheus.MustNewConstMetric(e.cacheHits, prometheus.CounterValue, float64(s.Hits), n, tn) | ||
| ch <- prometheus.MustNewConstMetric(e.cacheEvictions, prometheus.CounterValue, float64(s.Evictions), n, tn) | ||
| } | ||
|
|
||
| func cacheTypeToLabel(cacheType groupcache.CacheType) string { | ||
| if cacheType == groupcache.MainCache { | ||
| return "main" | ||
| } | ||
| return "hot" | ||
| } |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,10 @@ | ||
| module github.com/oleh-ozimok/groupcache-exporter | ||
|
|
||
| go 1.12 | ||
|
|
||
| require ( | ||
| github.com/golang/groupcache v0.0.0-20190702054246-869f871628b6 | ||
| github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect | ||
| github.com/modern-go/reflect2 v1.0.1 // indirect | ||
| github.com/prometheus/client_golang v1.1.0 | ||
| ) |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,69 @@ | ||
| github.com/alecthomas/template v0.0.0-20160405071501-a0175ee3bccc/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc= | ||
| github.com/alecthomas/units v0.0.0-20151022065526-2efee857e7cf/go.mod h1:ybxpYRFXyAe+OPACYpWeL0wqObRcbAqCMya13uyzqw0= | ||
| github.com/beorn7/perks v0.0.0-20180321164747-3a771d992973/go.mod h1:Dwedo/Wpr24TaqPxmxbtue+5NUziq4I4S80YR8gNf3Q= | ||
| github.com/beorn7/perks v1.0.0/go.mod h1:KWe93zE9D1o94FZ5RNwFwVgaQK1VOXiVxmqh+CedLV8= | ||
| github.com/beorn7/perks v1.0.1 h1:VlbKKnNfV8bJzeqoa4cOKqO6bYr3WgKZxO8Z16+hsOM= | ||
| github.com/beorn7/perks v1.0.1/go.mod h1:G2ZrVWU2WbWT9wwq4/hrbKbnv/1ERSJQ0ibhJ6rlkpw= | ||
| github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= | ||
| github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= | ||
| github.com/go-kit/kit v0.8.0/go.mod h1:xBxKIO96dXMWWy0MnWVtmwkA9/13aqxPnvrjFYMA2as= | ||
| github.com/go-logfmt/logfmt v0.3.0/go.mod h1:Qt1PoO58o5twSAckw1HlFXLmHsOX5/0LbT9GBnD5lWE= | ||
| github.com/go-logfmt/logfmt v0.4.0/go.mod h1:3RMwSq7FuexP4Kalkev3ejPJsZTpXXBr9+V4qmtdjCk= | ||
| github.com/go-stack/stack v1.8.0/go.mod h1:v0f6uXyyMGvRgIKkXu+yp6POWl0qKG85gN/melR3HDY= | ||
| github.com/gogo/protobuf v1.1.1/go.mod h1:r8qH/GZQm5c6nD/R0oafs1akxWv10x8SbQlK7atdtwQ= | ||
| github.com/golang/groupcache v0.0.0-20190702054246-869f871628b6 h1:ZgQEtGgCBiWRM39fZuwSd1LwSqqSW0hOdXCYYDX0R3I= | ||
| github.com/golang/groupcache v0.0.0-20190702054246-869f871628b6/go.mod h1:cIg4eruTrX1D+g88fzRXU5OdNfaM+9IcxsU14FzY7Hc= | ||
| github.com/golang/protobuf v1.2.0/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U= | ||
| github.com/golang/protobuf v1.3.1/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U= | ||
| github.com/golang/protobuf v1.3.2 h1:6nsPYzhq5kReh6QImI3k5qWzO4PEbvbIW2cwSfR/6xs= | ||
| github.com/golang/protobuf v1.3.2/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U= | ||
| github.com/google/go-cmp v0.3.0/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU= | ||
| github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg= | ||
| github.com/json-iterator/go v1.1.6/go.mod h1:+SdeFBvtyEkXs7REEP0seUULqWtbJapLOCVDaaPEHmU= | ||
| github.com/json-iterator/go v1.1.7/go.mod h1:KdQUCv79m/52Kvf8AW2vK1V8akMuk1QjK/uOdHXbAo4= | ||
| github.com/julienschmidt/httprouter v1.2.0/go.mod h1:SYymIcj16QtmaHHD7aYtjjsJG7VTCxuUUipMqKk8s4w= | ||
| github.com/konsorten/go-windows-terminal-sequences v1.0.1/go.mod h1:T0+1ngSBFLxvqU3pZ+m/2kptfBszLMUkC4ZK/EgS/cQ= | ||
| github.com/kr/logfmt v0.0.0-20140226030751-b84e30acd515/go.mod h1:+0opPa2QZZtGFBFZlji/RkVcI2GknAs/DXo4wKdlNEc= | ||
| github.com/matttproud/golang_protobuf_extensions v1.0.1 h1:4hp9jkHxhMHkqkrB3Ix0jegS5sx/RkqARlsWZ6pIwiU= | ||
| github.com/matttproud/golang_protobuf_extensions v1.0.1/go.mod h1:D8He9yQNgCq6Z5Ld7szi9bcBfOoFv/3dc6xSMkL2PC0= | ||
| github.com/modern-go/concurrent v0.0.0-20180228061459-e0a39a4cb421/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q= | ||
| github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q= | ||
| github.com/modern-go/reflect2 v0.0.0-20180701023420-4b7aa43c6742/go.mod h1:bx2lNnkwVCuqBIxFjflWJWanXIb3RllmbCylyMrvgv0= | ||
| github.com/modern-go/reflect2 v1.0.1/go.mod h1:bx2lNnkwVCuqBIxFjflWJWanXIb3RllmbCylyMrvgv0= | ||
| github.com/mwitkow/go-conntrack v0.0.0-20161129095857-cc309e4a2223/go.mod h1:qRWi+5nqEBWmkhHvq77mSJWrCKwh8bxhgT7d/eI7P4U= | ||
| github.com/pkg/errors v0.8.0/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0= | ||
| github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4= | ||
| github.com/prometheus/client_golang v0.9.1/go.mod h1:7SWBe2y4D6OKWSNQJUaRYU/AaXPKyh/dDVn+NZz0KFw= | ||
| github.com/prometheus/client_golang v1.0.0/go.mod h1:db9x61etRT2tGnBNRi70OPL5FsnadC4Ky3P0J6CfImo= | ||
| github.com/prometheus/client_golang v1.1.0 h1:BQ53HtBmfOitExawJ6LokA4x8ov/z0SYYb0+HxJfRI8= | ||
| github.com/prometheus/client_golang v1.1.0/go.mod h1:I1FGZT9+L76gKKOs5djB6ezCbFQP1xR9D75/vuwEF3g= | ||
| github.com/prometheus/client_model v0.0.0-20180712105110-5c3871d89910/go.mod h1:MbSGuTsp3dbXC40dX6PRTWyKYBIrTGTE9sqQNg2J8bo= | ||
| github.com/prometheus/client_model v0.0.0-20190129233127-fd36f4220a90 h1:S/YWwWx/RA8rT8tKFRuGUZhuA90OyIBpPCXkcbwU8DE= | ||
| github.com/prometheus/client_model v0.0.0-20190129233127-fd36f4220a90/go.mod h1:xMI15A0UPsDsEKsMN9yxemIoYk6Tm2C1GtYGdfGttqA= | ||
| github.com/prometheus/common v0.4.1/go.mod h1:TNfzLD0ON7rHzMJeJkieUDPYmFC7Snx/y86RQel1bk4= | ||
| github.com/prometheus/common v0.6.0 h1:kRhiuYSXR3+uv2IbVbZhUxK5zVD/2pp3Gd2PpvPkpEo= | ||
| github.com/prometheus/common v0.6.0/go.mod h1:eBmuwkDJBwy6iBfxCBob6t6dR6ENT/y+J+Zk0j9GMYc= | ||
| github.com/prometheus/procfs v0.0.0-20181005140218-185b4288413d/go.mod h1:c3At6R/oaqEKCNdg8wHV1ftS6bRYblBhIjjI8uT2IGk= | ||
| github.com/prometheus/procfs v0.0.2/go.mod h1:TjEm7ze935MbeOT/UhFTIMYKhuLP4wbCsTZCD3I8kEA= | ||
| github.com/prometheus/procfs v0.0.3 h1:CTwfnzjQ+8dS6MhHHu4YswVAD99sL2wjPqP+VkURmKE= | ||
| github.com/prometheus/procfs v0.0.3/go.mod h1:4A/X28fw3Fc593LaREMrKMqOKvUAntwMDaekg4FpcdQ= | ||
| github.com/sirupsen/logrus v1.2.0/go.mod h1:LxeOpSwHxABJmUn/MG1IvRgCAasNZTLOkJPxbbu5VWo= | ||
| github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME= | ||
| github.com/stretchr/objx v0.1.1/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME= | ||
| github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs= | ||
| github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI= | ||
| golang.org/x/crypto v0.0.0-20180904163835-0709b304e793/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4= | ||
| golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w= | ||
| golang.org/x/net v0.0.0-20181114220301-adae6a3d119a/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4= | ||
| golang.org/x/net v0.0.0-20190613194153-d28f0bde5980/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s= | ||
| golang.org/x/sync v0.0.0-20181108010431-42b317875d0f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM= | ||
| golang.org/x/sync v0.0.0-20181221193216-37e7f081c4d4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM= | ||
| golang.org/x/sys v0.0.0-20180905080454-ebe1bf3edb33/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY= | ||
| golang.org/x/sys v0.0.0-20181116152217-5ac8a444bdc5/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY= | ||
| golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY= | ||
| golang.org/x/sys v0.0.0-20190801041406-cbf593c0f2f3 h1:4y9KwBHBgBNwDbtu44R5o1fdOCQUEXhbk/P4A9WmJq0= | ||
| golang.org/x/sys v0.0.0-20190801041406-cbf593c0f2f3/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= | ||
| golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ= | ||
| gopkg.in/alecthomas/kingpin.v2 v2.2.6/go.mod h1:FMv+mEhP44yOT+4EoQTLFTRgOQ1FBLkstjWtayDeSgw= | ||
| gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0= | ||
| gopkg.in/yaml.v2 v2.2.1/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI= |