Transition dbmodule package to new module task system

database/dbmodule/db.go

@@ -38,7 +38,7 @@ func start() error {
 		return err
 	}
 
-	startMaintainer()
+	registerMaintenanceTasks()
 	return nil
 }
 

database/dbmodule/maintenance.go

@@ -1,45 +1,37 @@
 package dbmodule
 
 import (
+	"context"
 	"time"
 
 	"github.com/safing/portbase/database"
 	"github.com/safing/portbase/log"
+	"github.com/safing/portbase/modules"
 )
 
-var (
-	maintenanceShortTickDuration = 10 * time.Minute
-	maintenanceLongTickDuration  = 1 * time.Hour
-)
-
-func startMaintainer() {
-	module.AddWorkers(1)
-	go maintenanceWorker()
+func registerMaintenanceTasks() {
+	module.NewTask("basic maintenance", maintainBasic).Repeat(10 * time.Minute).MaxDelay(10 * time.Minute)
+	module.NewTask("thorough maintenance", maintainThorough).Repeat(1 * time.Hour).MaxDelay(1 * time.Hour)
+	module.NewTask("record maintenance", maintainRecords).Repeat(1 * time.Hour).MaxDelay(1 * time.Hour)
 }
 
-func maintenanceWorker() {
-	ticker := time.NewTicker(maintenanceShortTickDuration)
-	longTicker := time.NewTicker(maintenanceLongTickDuration)
-
-	for {
-		select {
-		case <-ticker.C:
-			err := database.Maintain()
-			if err != nil {
-				log.Errorf("database: maintenance error: %s", err)
-			}
-		case <-longTicker.C:
-			err := database.MaintainRecordStates()
-			if err != nil {
-				log.Errorf("database: record states maintenance error: %s", err)
-			}
-			err = database.MaintainThorough()
-			if err != nil {
-				log.Errorf("database: thorough maintenance error: %s", err)
-			}
-		case <-module.ShuttingDown():
-			module.FinishWorker()
-			return
-		}
+func maintainBasic(ctx context.Context, task *modules.Task) {
+	err := database.Maintain()
+	if err != nil {
+		log.Errorf("database: maintenance error: %s", err)
+	}
+}
+
+func maintainThorough(ctx context.Context, task *modules.Task) {
+	err := database.MaintainThorough()
+	if err != nil {
+		log.Errorf("database: thorough maintenance error: %s", err)
+	}
+}
+
+func maintainRecords(ctx context.Context, task *modules.Task) {
+	err := database.MaintainRecordStates()
+	if err != nil {
+		log.Errorf("database: record states maintenance error: %s", err)
 	}
 }