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Add prometheus metrics endpoint with queued count
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,41 @@ | ||
| package dispatcher | ||
|
|
||
| import ( | ||
| "net/http" | ||
| "sync" | ||
|
|
||
| "github.com/google/wire" | ||
| "github.com/prometheus/client_golang/prometheus" | ||
| "github.com/prometheus/client_golang/prometheus/promauto" | ||
| "github.com/prometheus/client_golang/prometheus/promhttp" | ||
| ) | ||
|
|
||
| var ( | ||
| MetricsInjector = wire.NewSet(NewMetricsContainer, NewPrometheusHandler) | ||
| sharedContainer *MetricsContainer | ||
| once sync.Once | ||
| ) | ||
|
|
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| type MetricsContainer struct { | ||
| QueuedJobCount prometheus.Gauge | ||
| } | ||
|
|
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| func NewMetricsContainer() *MetricsContainer { | ||
| once.Do(func() { | ||
| sharedContainer = newMetricsContainer() | ||
| }) | ||
| return sharedContainer | ||
| } | ||
|
|
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| func newMetricsContainer() *MetricsContainer { | ||
| container := &MetricsContainer{} | ||
| container.QueuedJobCount = promauto.NewGauge(prometheus.GaugeOpts{ | ||
| Name: "queued_job_count", | ||
| Help: "The current number of jobs in the queue", | ||
| }) | ||
| return container | ||
| } | ||
|
|
||
| func NewPrometheusHandler() http.Handler { | ||
| return promhttp.Handler() | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1 +1,2 @@ | ||
| *.jsonl | ||
| *.attrs |
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