0046-Sync-write-link-and-lower-files-to-avoid-broken-caus.patch

From 327b8c7513cae78a0bfc64da061a2a105b2e7623 Mon Sep 17 00:00:00 2001
From: WangFengTu <wangfengtu@huawei.com>
Date: Thu, 12 Mar 2020 18:17:49 +0800
Subject: [PATCH 46/47] Sync write link and lower files to avoid broken caused
 by poweroff

Signed-off-by: WangFengTu <wangfengtu@huawei.com>
---
 .../containers/storage/drivers/overlay/overlay.go          | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/vendor/github.com/containers/storage/drivers/overlay/overlay.go b/vendor/github.com/containers/storage/drivers/overlay/overlay.go
index d1f754c..a6e3db6 100644
--- a/vendor/github.com/containers/storage/drivers/overlay/overlay.go
+++ b/vendor/github.com/containers/storage/drivers/overlay/overlay.go
@@ -24,6 +24,7 @@ import (
 	"github.com/containers/storage/pkg/directory"
 	"github.com/containers/storage/pkg/fsutils"
 	"github.com/containers/storage/pkg/idtools"
+	"github.com/containers/storage/pkg/ioutils"
 	"github.com/containers/storage/pkg/locker"
 	"github.com/containers/storage/pkg/mount"
 	"github.com/containers/storage/pkg/ostree"
@@ -534,7 +535,7 @@ func (d *Driver) create(id, parent string, opts *graphdriver.CreateOpts) (retErr
 	}
 
 	// Write link id to link file
-	if err := ioutil.WriteFile(path.Join(dir, "link"), []byte(lid), 0644); err != nil {
+	if err := ioutils.AtomicWriteFile(path.Join(dir, "link"), []byte(lid), 0644); err != nil {
 		return err
 	}
 
@@ -555,7 +556,7 @@ func (d *Driver) create(id, parent string, opts *graphdriver.CreateOpts) (retErr
 		return err
 	}
 	if lower != "" {
-		if err := ioutil.WriteFile(path.Join(dir, lowerFile), []byte(lower), 0666); err != nil {
+		if err := ioutils.AtomicWriteFile(path.Join(dir, lowerFile), []byte(lower), 0666); err != nil {
 			return err
 		}
 	}
@@ -1133,7 +1134,7 @@ func (d *Driver) TryRepairLowers(id, parent string) error {
 		return err
 	}
 	if lower != "" {
-		if err := ioutil.WriteFile(path.Join(d.dir(id), lowerFile), []byte(lower), 0666); err != nil {
+		if err := ioutils.AtomicWriteFile(path.Join(d.dir(id), lowerFile), []byte(lower), 0666); err != nil {
 			return err
 		}
 	}
-- 
2.19.1