rbd: rearrange the cleanup order incase clone fails

in case of clone failure, we need to first delete
the clone and the snapshot from which we created
the clone, then as part of cleanup we need to remove
the temporary cloned image and the temporary snapshot
created on the parent image.

Signed-off-by: Madhu Rajanna <madhupr007@gmail.com>
This commit is contained in:
Madhu Rajanna 2020-08-19 14:54:27 +05:30 committed by mergify[bot]
parent a7b65087af
commit 38892c3068

View File

@ -176,6 +176,13 @@ func (rv *rbdVolume) createCloneFromImage(ctx context.Context, parentVol *rbdVol
} }
defer func() { defer func() {
if err != nil || errClone != nil {
cErr := cleanUpSnapshot(ctx, tempClone, cloneSnap, rv, rv.conn.Creds)
if cErr != nil {
util.ErrorLog(ctx, "failed to cleanup image %s or snapshot %s: %v", cloneSnap, tempClone, cErr)
}
}
if err != nil || errFlatten != nil { if err != nil || errFlatten != nil {
if !errors.Is(errFlatten, ErrFlattenInProgress) { if !errors.Is(errFlatten, ErrFlattenInProgress) {
// cleanup snapshot // cleanup snapshot
@ -185,12 +192,6 @@ func (rv *rbdVolume) createCloneFromImage(ctx context.Context, parentVol *rbdVol
} }
} }
} }
if err != nil || errClone != nil {
cErr := cleanUpSnapshot(ctx, tempClone, cloneSnap, rv, rv.conn.Creds)
if cErr != nil {
util.ErrorLog(ctx, "failed to cleanup image %s or snapshot %s: %v", cloneSnap, tempClone, cErr)
}
}
}() }()
// flatten clone // flatten clone
errFlatten = tempClone.flattenRbdImage(ctx, rv.conn.Creds, false, rbdHardMaxCloneDepth, rbdSoftMaxCloneDepth) errFlatten = tempClone.flattenRbdImage(ctx, rv.conn.Creds, false, rbdHardMaxCloneDepth, rbdSoftMaxCloneDepth)