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cephfs: round to cephfs size to multiple of 4Mib

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Due to the bug in the df stat we need to round off
the subvolume size to align with 4Mib.

Note:- Minimum supported size in cephcsi is 1Mib,
we dont need to take care of Kib.

fixes #3240

More details at https://github.com/ceph/ceph/pull/46905

Signed-off-by: Madhu Rajanna <madhupr007@gmail.com>
This commit is contained in:
Madhu Rajanna
2022-07-12 14:19:25 +05:30
committed by mergify[bot]
parent 1856647506
commit f171143135
3 changed files with 68 additions and 2 deletions
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5
internal/cephfs/controllerserver.go
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@ -277,7 +277,7 @@ func (cs *ControllerServer) CreateVolume(
defer volOptions.Destroy()
if req.GetCapacityRange() != nil {
volOptions.Size = util.RoundOffBytes(req.GetCapacityRange().GetRequiredBytes())
volOptions.Size = util.RoundOffCephFSVolSize(req.GetCapacityRange().GetRequiredBytes())
}
parentVol, pvID, sID, err := checkContentSource(ctx, req, cr)
@ -672,7 +672,8 @@ func (cs *ControllerServer) ControllerExpandVolume(
return nil, status.Error(codes.InvalidArgument, "cannot expand snapshot-backed volume")
}
RoundOffSize := util.RoundOffBytes(req.GetCapacityRange().GetRequiredBytes())
RoundOffSize := util.RoundOffCephFSVolSize(req.GetCapacityRange().GetRequiredBytes())
volClient := core.NewSubVolume(volOptions.GetConnection(), &volOptions.SubVolume, volOptions.ClusterID)
if err = volClient.ResizeVolume(ctx, RoundOffSize); err != nil {
log.ErrorLog(ctx, "failed to expand volume %s: %v", fsutil.VolumeID(volIdentifier.FsSubvolName), err)