/
podmonitor.go
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/
podmonitor.go
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/*
Copyright The CloudNativePG Contributors
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package pgbouncer
import (
monitoringv1 "github.com/prometheus-operator/prometheus-operator/pkg/apis/monitoring/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
apiv1 "github.com/cloudnative-pg/cloudnative-pg/api/v1"
"github.com/cloudnative-pg/cloudnative-pg/pkg/utils"
)
// PoolerPodMonitorManager builds the PodMonitor for the pooler resource
type PoolerPodMonitorManager struct {
pooler *apiv1.Pooler
}
// NewPoolerPodMonitorManager returns a new instance of PoolerPodMonitorManager
func NewPoolerPodMonitorManager(pooler *apiv1.Pooler) *PoolerPodMonitorManager {
return &PoolerPodMonitorManager{pooler: pooler}
}
// IsPodMonitorEnabled returns a boolean indicating if the PodMonitor should exists or not
func (c PoolerPodMonitorManager) IsPodMonitorEnabled() bool {
return c.pooler.Spec.Monitoring != nil && c.pooler.Spec.Monitoring.EnablePodMonitor
}
// BuildPodMonitor builds a new PodMonitor object
func (c PoolerPodMonitorManager) BuildPodMonitor() *monitoringv1.PodMonitor {
meta := metav1.ObjectMeta{
Namespace: c.pooler.Namespace,
Name: c.pooler.Name,
Labels: map[string]string{
utils.PgbouncerNameLabel: c.pooler.Name,
},
}
utils.SetAsOwnedBy(&meta, c.pooler.ObjectMeta, c.pooler.TypeMeta)
endpoint := monitoringv1.PodMetricsEndpoint{
Port: "metrics",
}
if c.pooler.Spec.Monitoring != nil {
endpoint.MetricRelabelConfigs = c.pooler.Spec.Monitoring.PodMonitorMetricRelabelConfigs
endpoint.RelabelConfigs = c.pooler.Spec.Monitoring.PodMonitorRelabelConfigs
}
spec := monitoringv1.PodMonitorSpec{
Selector: metav1.LabelSelector{
MatchLabels: meta.Labels,
},
PodMetricsEndpoints: []monitoringv1.PodMetricsEndpoint{endpoint},
}
return &monitoringv1.PodMonitor{
ObjectMeta: meta,
Spec: spec,
}
}