1 files changed, 29 insertions, 0 deletions
diff --git a/pkg/sentry/state/state_metadata.go b/pkg/sentry/state/state_metadata.go
new file mode 100644
index 000000000..ac374f428
--- /dev/null
+++ b/pkg/sentry/state/state_metadata.go
@@ -0,0 +1,29 @@
+// Copyright 2018 Google Inc.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package state
+
+import (
+	"fmt"
+	"time"
+)
+
+// The save metadata keys for timestamp.
+const (
+	metadataTimestamp = "timestamp"
+)
+
+func addSaveMetadata(m map[string]string) {
+	m[metadataTimestamp] = fmt.Sprintf("%v", time.Now())
+}