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Make sure to register prometheus collectors only once

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This commit is contained in:
André Duffeck
2025-07-31 08:54:09 +02:00
parent 99cf64bf32
commit 4bafe2e611
2 changed files with 96 additions and 81 deletions
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94
services/postprocessing/pkg/metrics/metrics.go
View File

@@ -11,6 +11,50 @@ var (
// Subsystem defines the subsystem for the defines metrics.
Subsystem = "postprocessing"
buildInfo = promauto.NewGaugeVec(prometheus.GaugeOpts{
Namespace: Namespace,
Subsystem: Subsystem,
Name: "build_info",
Help: "Build information",
}, []string{"version"})
eventsOutstandingAcks = promauto.NewGauge(prometheus.GaugeOpts{
Namespace: Namespace,
Subsystem: Subsystem,
Name: "events_outstanding_acks",
Help: "Number of outstanding acks for events",
})
eventsUnprocessed = promauto.NewGauge(prometheus.GaugeOpts{
Namespace: Namespace,
Subsystem: Subsystem,
Name: "events_unprocessed",
Help: "Number of unprocessed events",
})
eventsRedelivered = promauto.NewGauge(prometheus.GaugeOpts{
Namespace: Namespace,
Subsystem: Subsystem,
Name: "events_redelivered",
Help: "Number of redelivered events",
})
inProgress = promauto.NewGauge(prometheus.GaugeOpts{
Namespace: Namespace,
Subsystem: Subsystem,
Name: "in_progress",
Help: "Number of postprocessing events in progress",
})
finished = promauto.NewCounterVec(prometheus.CounterOpts{
Namespace: Namespace,
Subsystem: Subsystem,
Name: "finished",
Help: "Number of finished postprocessing events",
}, []string{"status"})
duration = promauto.NewHistogramVec(prometheus.HistogramOpts{
Namespace: Namespace,
Subsystem: Subsystem,
Name: "duration_seconds",
Help: "Duration of postprocessing operations in seconds",
Buckets: []float64{0.1, 0.5, 1, 2.5, 5, 10, 30, 60, 120, 300, 600, 1200},
}, []string{"status"})
)
// Metrics defines the available metrics of this service.
@@ -28,49 +72,13 @@ type Metrics struct {
// New initializes the available metrics.
func New() *Metrics {
m := &Metrics{
BuildInfo: promauto.NewGaugeVec(prometheus.GaugeOpts{
Namespace: Namespace,
Subsystem: Subsystem,
Name: "build_info",
Help: "Build information",
}, []string{"version"}),
EventsOutstandingAcks: promauto.NewGauge(prometheus.GaugeOpts{
Namespace: Namespace,
Subsystem: Subsystem,
Name: "events_outstanding_acks",
Help: "Number of outstanding acks for events",
}),
EventsUnprocessed: promauto.NewGauge(prometheus.GaugeOpts{
Namespace: Namespace,
Subsystem: Subsystem,
Name: "events_unprocessed",
Help: "Number of unprocessed events",
}),
EventsRedelivered: promauto.NewGauge(prometheus.GaugeOpts{
Namespace: Namespace,
Subsystem: Subsystem,
Name: "events_redelivered",
Help: "Number of redelivered events",
}),
InProgress: promauto.NewGauge(prometheus.GaugeOpts{
Namespace: Namespace,
Subsystem: Subsystem,
Name: "in_progress",
Help: "Number of postprocessing events in progress",
}),
Finished: promauto.NewCounterVec(prometheus.CounterOpts{
Namespace: Namespace,
Subsystem: Subsystem,
Name: "finished",
Help: "Number of finished postprocessing events",
}, []string{"status"}),
Duration: promauto.NewHistogramVec(prometheus.HistogramOpts{
Namespace: Namespace,
Subsystem: Subsystem,
Name: "duration_seconds",
Help: "Duration of postprocessing operations in seconds",
Buckets: []float64{0.1, 0.5, 1, 2.5, 5, 10, 30, 60, 120, 300, 600, 1200},
}, []string{"status"}),
BuildInfo: buildInfo,
EventsOutstandingAcks: eventsOutstandingAcks,
EventsUnprocessed: eventsUnprocessed,
EventsRedelivered: eventsRedelivered,
InProgress: inProgress,
Finished: finished,
Duration: duration,
}
return m

83
services/search/pkg/metrics/metrics.go
View File

@@ -11,6 +11,45 @@ var (
// Subsystem defines the subsystem for the defines metrics.
Subsystem = "search"
buildInfo = promauto.NewGaugeVec(prometheus.GaugeOpts{
Namespace: Namespace,
Subsystem: Subsystem,
Name: "build_info",
Help: "Build information",
}, []string{"version"})
eventsOutstandingAcks = promauto.NewGauge(prometheus.GaugeOpts{
Namespace: Namespace,
Subsystem: Subsystem,
Name: "events_outstanding_acks",
Help: "Number of outstanding acks for events",
})
eventsUnprocessed = promauto.NewGauge(prometheus.GaugeOpts{
Namespace: Namespace,
Subsystem: Subsystem,
Name: "events_unprocessed",
Help: "Number of unprocessed events",
})
eventsRedelivered = promauto.NewGauge(prometheus.GaugeOpts{
Namespace: Namespace,
Subsystem: Subsystem,
Name: "events_redelivered",
Help: "Number of redelivered events",
})
searchDuration = promauto.NewHistogramVec(prometheus.HistogramOpts{
Namespace: Namespace,
Subsystem: Subsystem,
Name: "search_duration_seconds",
Help: "Duration of search operations in seconds",
Buckets: []float64{0.1, 0.5, 1, 2.5, 5, 10, 30, 60},
}, []string{"status"})
indexDuration = promauto.NewHistogramVec(prometheus.HistogramOpts{
Namespace: Namespace,
Subsystem: Subsystem,
Name: "index_duration_seconds",
Help: "Duration of indexing operations in seconds",
Buckets: []float64{0.1, 0.5, 1, 2.5, 5, 10, 30, 60, 120, 300, 600, 1200},
}, []string{"status"})
)
// Metrics defines the available metrics of this service.
@@ -27,44 +66,12 @@ type Metrics struct {
// New initializes the available metrics.
func New() *Metrics {
m := &Metrics{
BuildInfo: promauto.NewGaugeVec(prometheus.GaugeOpts{
Namespace: Namespace,
Subsystem: Subsystem,
Name: "build_info",
Help: "Build information",
}, []string{"version"}),
EventsOutstandingAcks: promauto.NewGauge(prometheus.GaugeOpts{
Namespace: Namespace,
Subsystem: Subsystem,
Name: "events_outstanding_acks",
Help: "Number of outstanding acks for events",
}),
EventsUnprocessed: promauto.NewGauge(prometheus.GaugeOpts{
Namespace: Namespace,
Subsystem: Subsystem,
Name: "events_unprocessed",
Help: "Number of unprocessed events",
}),
EventsRedelivered: promauto.NewGauge(prometheus.GaugeOpts{
Namespace: Namespace,
Subsystem: Subsystem,
Name: "events_redelivered",
Help: "Number of redelivered events",
}),
SearchDuration: promauto.NewHistogramVec(prometheus.HistogramOpts{
Namespace: Namespace,
Subsystem: Subsystem,
Name: "search_duration_seconds",
Help: "Duration of search operations in seconds",
Buckets: []float64{0.1, 0.5, 1, 2.5, 5, 10, 30, 60},
}, []string{"status"}),
IndexDuration: promauto.NewHistogramVec(prometheus.HistogramOpts{
Namespace: Namespace,
Subsystem: Subsystem,
Name: "index_duration_seconds",
Help: "Duration of indexing operations in seconds",
Buckets: []float64{0.1, 0.5, 1, 2.5, 5, 10, 30, 60, 120, 300, 600, 1200},
}, []string{"status"}),
BuildInfo: buildInfo,
EventsOutstandingAcks: eventsOutstandingAcks,
EventsUnprocessed: eventsUnprocessed,
EventsRedelivered: eventsRedelivered,
SearchDuration: searchDuration,
IndexDuration: indexDuration,
}
return m