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Alerting: Add matchers metrics to Alertmanager (#69855)

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This commit is contained in:
George Robinson
2023-06-15 09:18:01 +01:00
committed by GitHub
parent f649619e20
commit f085e99d3c
3 changed files with 114 additions and 2 deletions
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39
pkg/services/ngalert/metrics/alertmanager.go
View File

@@ -10,12 +10,47 @@ import (
type Alertmanager struct {
Registerer prometheus.Registerer
*metrics.Alerts
*AlertmanagerConfigMetrics
}
// NewAlertmanagerMetrics creates a set of metrics for the Alertmanager of each organization.
func NewAlertmanagerMetrics(r prometheus.Registerer) *Alertmanager {
other := prometheus.WrapRegistererWithPrefix(fmt.Sprintf("%s_%s_", Namespace, Subsystem), r)
return &Alertmanager{
Registerer: r,
Alerts: metrics.NewAlerts("grafana", prometheus.WrapRegistererWithPrefix(fmt.Sprintf("%s_%s_", Namespace, Subsystem), r)),
Registerer: r,
Alerts: metrics.NewAlerts("grafana", other),
AlertmanagerConfigMetrics: NewAlertmanagerConfigMetrics(r),
}
}
type AlertmanagerConfigMetrics struct {
Matchers prometheus.Gauge
MatchRE prometheus.Gauge
Match prometheus.Gauge
ObjectMatchers prometheus.Gauge
}
func NewAlertmanagerConfigMetrics(r prometheus.Registerer) *AlertmanagerConfigMetrics {
m := &AlertmanagerConfigMetrics{
Matchers: prometheus.NewGauge(prometheus.GaugeOpts{
Name: "alertmanager_config_matchers",
Help: "The total number of matchers",
}),
MatchRE: prometheus.NewGauge(prometheus.GaugeOpts{
Name: "alertmanager_config_match_re",
Help: "The total number of matche_re",
}),
Match: prometheus.NewGauge(prometheus.GaugeOpts{
Name: "alertmanager_config_match",
Help: "The total number of match",
}),
ObjectMatchers: prometheus.NewGauge(prometheus.GaugeOpts{
Name: "alertmanager_config_object_matchers",
Help: "The total number of object_matchers",
}),
}
if r != nil {
r.MustRegister(m.Matchers, m.MatchRE, m.Match, m.ObjectMatchers)
}
return m
}

34
pkg/services/ngalert/metrics/multi_org_alertmanager.go
View File

@@ -107,6 +107,13 @@ type AlertmanagerAggregatedMetrics struct {
// exported metrics, gathered from Alertmanager Dispatcher
dispatchAggrGroups *prometheus.Desc
dispatchProcessingDuration *prometheus.Desc
// added to measure usage of matchers, match_re, match and
// object_matchers
matchers *prometheus.Desc
matchRE *prometheus.Desc
match *prometheus.Desc
objectMatchers *prometheus.Desc
}
func NewAlertmanagerAggregatedMetrics(registries *metrics.TenantRegistries) *AlertmanagerAggregatedMetrics {
@@ -221,6 +228,23 @@ func NewAlertmanagerAggregatedMetrics(registries *metrics.TenantRegistries) *Ale
fmt.Sprintf("%s_%s_dispatcher_alert_processing_duration_seconds", Namespace, Subsystem),
"Summary of latencies for the processing of alerts.",
nil, nil),
matchers: prometheus.NewDesc(
fmt.Sprintf("%s_%s_alertmanager_config_matchers", Namespace, Subsystem),
"The total number of matchers",
nil, nil),
matchRE: prometheus.NewDesc(
fmt.Sprintf("%s_%s_alertmanager_config_match_re", Namespace, Subsystem),
"The total number of matchRE",
nil, nil),
match: prometheus.NewDesc(
fmt.Sprintf("%s_%s_alertmanager_config_match", Namespace, Subsystem),
"The total number of match",
nil, nil),
objectMatchers: prometheus.NewDesc(
fmt.Sprintf("%s_%s_alertmanager_config_object_matchers", Namespace, Subsystem),
"The total number of object_matchers",
nil, nil),
}
return aggregatedMetrics
@@ -257,6 +281,11 @@ func (a *AlertmanagerAggregatedMetrics) Describe(out chan<- *prometheus.Desc) {
out <- a.dispatchAggrGroups
out <- a.dispatchProcessingDuration
out <- a.matchers
out <- a.matchRE
out <- a.match
out <- a.objectMatchers
}
func (a *AlertmanagerAggregatedMetrics) Collect(out chan<- prometheus.Metric) {
@@ -292,4 +321,9 @@ func (a *AlertmanagerAggregatedMetrics) Collect(out chan<- prometheus.Metric) {
data.SendSumOfGauges(out, a.dispatchAggrGroups, "alertmanager_dispatcher_aggregation_groups")
data.SendSumOfSummaries(out, a.dispatchProcessingDuration, "alertmanager_dispatcher_alert_processing_duration_seconds")
data.SendSumOfGauges(out, a.matchers, "alertmanager_config_matchers")
data.SendSumOfGauges(out, a.matchRE, "alertmanager_config_match_re")
data.SendSumOfGauges(out, a.match, "alertmanager_config_match")
data.SendSumOfGauges(out, a.objectMatchers, "alertmanager_config_object_matchers")
}