kubernetes-csi/csi-driver-nfs
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bugfix: correct snapshot path when using share parameter

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This commit is contained in:
Jan Wozniak 2023-06-05 14:05:28 +02:00
parent dc621b84b6
commit cb330e63c4
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GPG Key ID: 962A0F0B52A6DC7F
2 changed files with 6 additions and 14 deletions
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16
pkg/nfs/controllerserver.go
View File

@ -78,18 +78,10 @@ type nfsSnapshot struct {
src string
}
func (snap nfsSnapshot) archiveSubPath() string {
return snap.uuid
}
func (snap nfsSnapshot) archiveName() string {
return fmt.Sprintf("%v.tar.gz", snap.src)
}
func (snap nfsSnapshot) archivePath() string {
return filepath.Join(snap.archiveSubPath(), snap.archiveName())
}
// Ordering of elements in the CSI volume id.
// ID is of the form {server}/{baseDir}/{subDir}.
// TODO: This volume id format limits baseDir and
@ -331,7 +323,7 @@ func (cs *ControllerServer) CreateSnapshot(ctx context.Context, req *csi.CreateS
klog.Warningf("failed to unmount snapshot nfs server: %v", err)
}
}()
snapInternalVolPath := filepath.Join(getInternalVolumePath(cs.Driver.workingMountDir, snapVol), snapshot.archiveSubPath())
snapInternalVolPath := getInternalVolumePath(cs.Driver.workingMountDir, snapVol)
if err = os.MkdirAll(snapInternalVolPath, 0777); err != nil {
return nil, status.Errorf(codes.Internal, "failed to make subdirectory: %v", err)
}
@ -409,7 +401,7 @@ func (cs *ControllerServer) DeleteSnapshot(ctx context.Context, req *csi.DeleteS
}()
// delete snapshot archive
internalVolumePath := filepath.Join(getInternalVolumePath(cs.Driver.workingMountDir, vol), snap.archiveSubPath())
internalVolumePath := getInternalVolumePath(cs.Driver.workingMountDir, vol)
klog.V(2).Infof("Removing snapshot archive at %v", internalVolumePath)
if err = os.RemoveAll(internalVolumePath); err != nil {
return nil, status.Errorf(codes.Internal, "failed to delete subdirectory: %v", err.Error())
@ -503,7 +495,7 @@ func (cs *ControllerServer) copyFromSnapshot(ctx context.Context, req *csi.Creat
}()
// untar snapshot archive to dst path
snapPath := filepath.Join(getInternalVolumePath(cs.Driver.workingMountDir, snapVol), snap.archivePath())
snapPath := filepath.Join(getInternalVolumePath(cs.Driver.workingMountDir, snapVol), snap.archiveName())
dstPath := getInternalVolumePath(cs.Driver.workingMountDir, dstVol)
klog.V(2).Infof("copy volume from snapshot %v -> %v", snapPath, dstPath)
out, err := exec.Command("tar", "-xzvf", snapPath, "-C", dstPath).CombinedOutput()
@ -803,7 +795,7 @@ func volumeFromSnapshot(snap *nfsSnapshot) *nfsVolume {
id: snap.id,
server: snap.server,
baseDir: snap.baseDir,
subDir: snap.baseDir,
subDir: snap.uuid,
uuid: snap.uuid,
}
}

4
pkg/nfs/controllerserver_test.go
View File

@ -742,10 +742,10 @@ func TestCopyVolume(t *testing.T) {
uuid: "dst-pv-name",
},
prepare: func() error {
if err := os.MkdirAll("/tmp/snapshot-name/share/snapshot-name/", 0777); err != nil {
if err := os.MkdirAll("/tmp/snapshot-name/snapshot-name", 0777); err != nil {
return err
}
file, err := os.Create("/tmp/snapshot-name/share/snapshot-name/src-pv-name.tar.gz")
file, err := os.Create("/tmp/snapshot-name/snapshot-name/src-pv-name.tar.gz")
if err != nil {
return err
}