refactor(unified-storage): make datasyncer configurable (#97832)

pkg/setting/setting_unified_storage_test.go

@@ -2,6 +2,7 @@ package setting
 
 import (
 	"testing"
+	"time"
 
 	"github.com/stretchr/testify/assert"
 )
@@ -21,6 +22,12 @@ func TestCfg_setUnifiedStorageConfig(t *testing.T) {
 		_, err = s.NewKey("dualWriterPeriodicDataSyncJobEnabled", "true")
 		assert.NoError(t, err)
 
+		_, err = s.NewKey("dataSyncerRecordsLimit", "1001")
+		assert.NoError(t, err)
+
+		_, err = s.NewKey("dataSyncerInterval", "10m")
+		assert.NoError(t, err)
+
 		cfg.setUnifiedStorageConfig()
 
 		value, exists := cfg.UnifiedStorage["playlists.playlist.grafana.app"]
@@ -29,6 +36,8 @@ func TestCfg_setUnifiedStorageConfig(t *testing.T) {
 		assert.Equal(t, value, UnifiedStorageConfig{
 			DualWriterMode:                       2,
 			DualWriterPeriodicDataSyncJobEnabled: true,
+			DataSyncerRecordsLimit:               1001,
+			DataSyncerInterval:                   time.Minute * 10,
 		})
 	})
 }