🔊 print err

Signed-off-by: Rintaro Okamura <[email protected]>

pkg/agent/sidecar/service/observer/observer.go

@@ -153,7 +153,7 @@ func (o *observer) PostStop(ctx context.Context) (err error) {
 	backup := func() error {
 		metadata, err := metadata.Load(o.metadataPath)
 		if err != nil {
-			log.Warn("cannot read metadata of the backup files")
+			log.Warn("cannot read metadata of the backup files:", err)
 			return err
 		}
 
@@ -248,7 +248,7 @@ func (o *observer) startTicker(ctx context.Context) (<-chan error, error) {
 			case <-ct.C:
 				metadata, err := metadata.Load(o.metadataPath)
 				if err != nil {
-					log.Warn("cannot read metadata of the backup files")
+					log.Warn("cannot read metadata of the backup files:", err)
 					ech <- err
 					continue
 				}
@@ -326,7 +326,7 @@ func (o *observer) onWrite(ctx context.Context, name string) error {
 
 	ok, err := o.isValidMetadata()
 	if err != nil {
-		log.Warn("cannot read metadata of the backup files")
+		log.Warn("cannot read metadata of the backup files:", err)
 		return err
 	}
 
@@ -351,7 +351,7 @@ func (o *observer) onCreate(ctx context.Context, name string) error {
 
 	ok, err := o.isValidMetadata()
 	if err != nil {
-		log.Warn("cannot read metadata of the backup files")
+		log.Warn("cannot read metadata of the backup files:", err)
 		return err
 	}