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rbd: disallow creating small size volume from volume
as per the CSI standard the size is optional parameter, as we are allowing the clone to a bigger size today we need to block the clone to a smaller size as its a have side effects like data corruption etc. Note:- Even though this check is present in kubernetes sidecar as CSI is CO independent adding the check here. updates: #2718 Signed-off-by: Madhu Rajanna <madhupr007@gmail.com>
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@ -231,6 +231,11 @@ func checkValidCreateVolumeRequest(rbdVol, parentVol *rbdVolume, rbdSnap *rbdSna
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if err != nil {
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return status.Errorf(codes.InvalidArgument, "cannot clone from volume %s: %s", parentVol, err.Error())
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}
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err = parentVol.isCompabitableClone(&rbdVol.rbdImage)
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if err != nil {
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return status.Errorf(codes.InvalidArgument, "cannot clone from volume %s: %s", parentVol, err.Error())
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}
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}
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return nil
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