From 88c1584e6ad47971ed90b96bc21211a0e286fc26 Mon Sep 17 00:00:00 2001
From: Leonard Lyubich <leonard@nspcc.ru>
Date: Mon, 30 Nov 2020 17:30:49 +0300
Subject: [PATCH] [#220] shard: Implement Open/Init/Close methods

Signed-off-by: Leonard Lyubich <leonard@nspcc.ru>
---
 pkg/local_object_storage/shard/control.go | 53 +++++++++++++++++++++++
 1 file changed, 53 insertions(+)
 create mode 100644 pkg/local_object_storage/shard/control.go

diff --git a/pkg/local_object_storage/shard/control.go b/pkg/local_object_storage/shard/control.go
new file mode 100644
index 00000000..0fc7e683
--- /dev/null
+++ b/pkg/local_object_storage/shard/control.go
@@ -0,0 +1,53 @@
+package shard
+
+import (
+	"github.com/pkg/errors"
+)
+
+// Open opens all Shard's components.
+func (s *Shard) Open() error {
+	for _, component := range []interface {
+		Open() error
+	}{
+		s.blobStor,
+		s.metaBase,
+	} {
+		if err := component.Open(); err != nil {
+			return errors.Wrapf(err, "could not open %s", component)
+		}
+	}
+
+	return nil
+}
+
+// Init initializes all Shard's components.
+func (s *Shard) Init() error {
+	for _, component := range []interface {
+		Init() error
+	}{
+		s.blobStor,
+		s.metaBase,
+	} {
+		if err := component.Init(); err != nil {
+			return errors.Wrapf(err, "could not initialize %s", component)
+		}
+	}
+
+	return nil
+}
+
+// Close releases all Shard's components.
+func (s *Shard) Close() error {
+	for _, component := range []interface {
+		Close() error
+	}{
+		s.blobStor,
+		s.metaBase,
+	} {
+		if err := component.Close(); err != nil {
+			return errors.Wrapf(err, "could not close %s", component)
+		}
+	}
+
+	return nil
+}