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[REFACTOR] prometheus rules reconcile #113

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merged 1 commit into from
Jul 14, 2024
Merged

[REFACTOR] prometheus rules reconcile #113

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23 changes: 23 additions & 0 deletions controllers/prometheusrule_controller.go
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Original file line number Diff line number Diff line change
Expand Up @@ -18,7 +18,9 @@ import (
"k8s.io/utils/pointer"
ctrl "sigs.k8s.io/controller-runtime"
"sigs.k8s.io/controller-runtime/pkg/client"
"sigs.k8s.io/controller-runtime/pkg/event"
"sigs.k8s.io/controller-runtime/pkg/log"
"sigs.k8s.io/controller-runtime/pkg/predicate"
)

const (
Expand Down Expand Up @@ -339,7 +341,28 @@ func prometheusInnerRuleToCoralogixInnerRule(rule prometheus.Rule) coralogixv1al

// SetupWithManager sets up the controller with the Manager.
func (r *PrometheusRuleReconciler) SetupWithManager(mgr ctrl.Manager) error {
shouldTrackPrometheusRules := func(labels map[string]string) bool {
if value, ok := labels["app.coralogix.com/track-recording-rules"]; ok && value == "true" {
return true
}
if value, ok := labels["app.coralogix.com/track-alerting-rules"]; ok && value == "true" {
return true
}
return false
}

return ctrl.NewControllerManagedBy(mgr).
For(&prometheus.PrometheusRule{}).
WithEventFilter(predicate.Funcs{
CreateFunc: func(e event.CreateEvent) bool {
return shouldTrackPrometheusRules(e.Object.GetLabels())
},
UpdateFunc: func(e event.UpdateEvent) bool {
return shouldTrackPrometheusRules(e.ObjectNew.GetLabels()) || shouldTrackPrometheusRules(e.ObjectOld.GetLabels())
},
DeleteFunc: func(e event.DeleteEvent) bool {
return shouldTrackPrometheusRules(e.Object.GetLabels())
},
}).
Complete(r)
}
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