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Alerting: Make retention period configurable for the notification log (#85605)

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* Alerting: Make retention period configurable for the notification log

* update sample.ini

* fix outdated comment (on disk -> kvstore)

* skip checking cyclomatic complexity for ReadUnifiedAlertingSettings
This commit is contained in:
Santiago
2024-04-05 12:25:43 +02:00
committed by GitHub
parent b19c246a39
commit c7573bb0f7
4 changed files with 25 additions and 10 deletions
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19
pkg/services/ngalert/notifier/alertmanager.go
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@@ -26,13 +26,12 @@ import (
)
const (
// maintenanceNotificationAndSilences how often should we flush and garbage collect notifications
notificationLogMaintenanceInterval = 15 * time.Minute
)
// How often we flush and garbage collect notifications and silences.
maintenanceInterval = 15 * time.Minute
// How long should we keep silences and notification entries on-disk after they've served their purpose.
var retentionNotificationsAndSilences = 5 * 24 * time.Hour
var silenceMaintenanceInterval = 15 * time.Minute
// How long we keep silences in the kvstore after they've expired.
silenceRetention = 5 * 24 * time.Hour
)
type AlertingStore interface {
store.AlertingStore
@@ -104,8 +103,8 @@ func NewAlertmanager(ctx context.Context, orgID int64, cfg *setting.Cfg, store A
silencesOptions := maintenanceOptions{
initialState: silences,
retention: retentionNotificationsAndSilences,
maintenanceFrequency: silenceMaintenanceInterval,
retention: silenceRetention,
maintenanceFrequency: maintenanceInterval,
maintenanceFunc: func(state alertingNotify.State) (int64, error) {
// Detached context here is to make sure that when the service is shut down the persist operation is executed.
return stateStore.SaveSilences(context.Background(), state)
@@ -114,8 +113,8 @@ func NewAlertmanager(ctx context.Context, orgID int64, cfg *setting.Cfg, store A
nflogOptions := maintenanceOptions{
initialState: nflog,
retention: retentionNotificationsAndSilences,
maintenanceFrequency: notificationLogMaintenanceInterval,
retention: cfg.UnifiedAlerting.NotificationLogRetention,
maintenanceFrequency: maintenanceInterval,
maintenanceFunc: func(state alertingNotify.State) (int64, error) {
// Detached context here is to make sure that when the service is shut down the persist operation is executed.
return stateStore.SaveNotificationLog(context.Background(), state)