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cleanup: remove thick provisioning code

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This commit removes the thick provisioning
code as thick provisioning is deprecated in
cephcsi 3.5.0.

fixes: #2795

Signed-off-by: Madhu Rajanna <madhupr007@gmail.com>
This commit is contained in:
Madhu Rajanna
2022-01-25 13:07:15 +05:30
committed by mergify[bot]
parent 4ee4fdfebd
commit 28fef9b379
14 changed files with 53 additions and 908 deletions
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45
internal/rbd/clone.go
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@ -167,13 +167,6 @@ func (rv *rbdVolume) createCloneFromImage(ctx context.Context, parentVol *rbdVol
}
}
if rv.ThickProvision {
err = rv.setThickProvisioned()
if err != nil {
return fmt.Errorf("failed mark %q thick-provisioned: %w", rv, err)
}
}
err = j.StoreImageID(ctx, rv.JournalPool, rv.ReservedID, rv.ImageID)
if err != nil {
log.ErrorLog(ctx, "failed to store volume %s: %v", rv, err)
@ -236,39 +229,27 @@ func (rv *rbdVolume) doSnapClone(ctx context.Context, parentVol *rbdVolume) erro
}
}()
if rv.ThickProvision {
err = tempClone.DeepCopy(&rv.rbdImage)
if err != nil {
return fmt.Errorf("failed to deep copy %q into %q: %w", parentVol, rv, err)
}
} else {
// flatten clone
errFlatten = tempClone.flattenRbdImage(ctx, false, rbdHardMaxCloneDepth, rbdSoftMaxCloneDepth)
if errFlatten != nil {
return errFlatten
}
// flatten clone
errFlatten = tempClone.flattenRbdImage(ctx, false, rbdHardMaxCloneDepth, rbdSoftMaxCloneDepth)
if errFlatten != nil {
return errFlatten
}
// create snap of temp clone from temporary cloned image
// create final clone
// delete snap of temp clone
errClone = createRBDClone(ctx, tempClone, rv, cloneSnap)
if errClone != nil {
// set errFlatten error to cleanup temporary snapshot and temporary clone
errFlatten = errors.New("failed to create user requested cloned image")
// create snap of temp clone from temporary cloned image
// create final clone
// delete snap of temp clone
errClone = createRBDClone(ctx, tempClone, rv, cloneSnap)
if errClone != nil {
// set errFlatten error to cleanup temporary snapshot and temporary clone
errFlatten = errors.New("failed to create user requested cloned image")
return errClone
}
return errClone
}
return nil
}
func (rv *rbdVolume) flattenCloneImage(ctx context.Context) error {
if rv.ThickProvision {
// thick-provisioned images do not need flattening
return nil
}
tempClone := rv.generateTempClone()
// reducing the limit for cloned images to make sure the limit is in range,
// If the intermediate clone reaches the depth we may need to return ABORT