use journal mode WAL for expand db use

cronjob/WALCheckpointJob.go

@@ -0,0 +1,20 @@
+package cronjob
+
+import (
+	"github.com/alireza0/s-ui/database"
+	"github.com/alireza0/s-ui/logger"
+)
+
+type WALCheckpointJob struct{}
+
+func NewWALCheckpointJob() *WALCheckpointJob {
+	return &WALCheckpointJob{}
+}
+
+func (s *WALCheckpointJob) Run() {
+	db := database.GetDB()
+	_, err := db.Raw("PRAGMA wal_checkpoint(FULL)").Rows()
+	if err != nil {
+		logger.Error("Error checkpointing WAL: ", err.Error())
+	}
+}

cronjob/cronJob.go

@@ -29,6 +29,8 @@ func (c *CronJob) Start(loc *time.Location, trafficAge int) error {
 		}
 		// Start core if it is not running
 		c.cron.AddJob("@every 5s", NewCheckCoreJob())
+		// database WAL checkpoint
+		c.cron.AddJob("@every 10m", NewWALCheckpointJob())
 	}()
 
 	return nil

database/db.go

@@ -54,7 +54,7 @@ func OpenDB(dbPath string) error {
 	if strings.Contains(dbPath, "?") {
 		sep = "&"
 	}
-	dsn := dbPath + sep + "_busy_timeout=10000"
+	dsn := dbPath + sep + "_busy_timeout=10000&_journal_mode=WAL"
 	db, err = gorm.Open(sqlite.Open(dsn), c)
 
 	if config.IsDebug() {