From cbdcfb915988f01bc55a647f6fe7169c56795008 Mon Sep 17 00:00:00 2001
From: Leonard Lyubich <leonard@nspcc.ru>
Date: Mon, 30 Nov 2020 19:55:21 +0300
Subject: [PATCH] [#220] shard: Enable write cache through option

Signed-off-by: Leonard Lyubich <leonard@nspcc.ru>
---
 pkg/local_object_storage/shard/shard.go | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/pkg/local_object_storage/shard/shard.go b/pkg/local_object_storage/shard/shard.go
index a8938f36..f05b38ec 100644
--- a/pkg/local_object_storage/shard/shard.go
+++ b/pkg/local_object_storage/shard/shard.go
@@ -22,6 +22,8 @@ type Shard struct {
 type Option func(*cfg)
 
 type cfg struct {
+	useWriteCache bool
+
 	info Info
 
 	blobOpts []blobstor.Option
@@ -78,3 +80,10 @@ func WithLogger(l *logger.Logger) Option {
 		c.log = l
 	}
 }
+
+// WithWriteCache returns option to toggle write cache usage.
+func WithWriteCache(use bool) Option {
+	return func(c *cfg) {
+		c.useWriteCache = use
+	}
+}