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cephfs: use new 'ceph fs resize' command when available

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This reverts commit 9022d899eb.

Signed-off-by: Humble Chirammal <hchiramm@redhat.com>
This commit is contained in:
Humble Chirammal 2020-05-12 15:02:49 +05:30 committed by Madhu Rajanna
parent 9022d899eb
commit 66645cf6f5
2 changed files with 1 additions and 49 deletions
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2
pkg/cephfs/controllerserver.go
View File

@ -357,7 +357,7 @@ func (cs *ControllerServer) ControllerExpandVolume(ctx context.Context, req *csi
RoundOffSize := util.RoundOffBytes(req.GetCapacityRange().GetRequiredBytes())
if err = resizeVolume(ctx, volOptions, cr, volumeID(volIdentifier.FsSubvolName), RoundOffSize); err != nil {
if err = createVolume(ctx, volOptions, cr, volumeID(volIdentifier.FsSubvolName), RoundOffSize); err != nil {
klog.Errorf(util.Log(ctx, "failed to expand volume %s: %v"), volumeID(volIdentifier.FsSubvolName), err)
return nil, status.Error(codes.Internal, err.Error())
}

48
pkg/cephfs/volume.go
View File

@ -38,12 +38,6 @@ var (
// Subvolume group create gets called every time the plugin loads, though it doesn't result in error
// its unnecessary
cephfsInit = false
// resizeSupportedList stores the mapping for clusterID and resize is
// supported in the particular cluster
resizeSupportedList = make(map[string]bool)
inValidCommmand = "no valid command found"
)
func getCephRootVolumePathLocalDeprecated(volID volumeID) string {
@ -144,48 +138,6 @@ func createVolume(ctx context.Context, volOptions *volumeOptions, cr *util.Crede
return nil
}
// resizeVolume will try to use ceph fs subvolume resize command to resize the
// subvolume. If the command is not available as a fallback it will use
// CreateVolume to resize the subvolume.
func resizeVolume(ctx context.Context, volOptions *volumeOptions, cr *util.Credentials, volID volumeID, bytesQuota int64) error {
supported := false
ok := false
if supported, ok = resizeSupportedList[volOptions.ClusterID]; supported || !ok {
args := []string{
"fs",
"subvolume",
"resize",
volOptions.FsName,
string(volID),
strconv.FormatInt(bytesQuota, 10),
"--group_name",
csiSubvolumeGroup,
"-m", volOptions.Monitors,
"-c", util.CephConfigPath,
"-n", cephEntityClientPrefix + cr.ID,
"--keyfile=" + cr.KeyFile,
}
err := execCommandErr(
ctx,
"ceph",
args[:]...)
if err == nil {
resizeSupportedList[volOptions.ClusterID] = true
return nil
}
// Incase the error is other than invalid command return error to the caller.
if !strings.Contains(err.Error(), inValidCommmand) {
klog.Errorf(util.Log(ctx, "failed to resize subvolume %s(%s) in fs %s"), string(volID), err, volOptions.FsName)
return err
}
}
resizeSupportedList[volOptions.ClusterID] = false
return createVolume(ctx, volOptions, cr, volID, bytesQuota)
}
func mountCephRoot(ctx context.Context, volID volumeID, volOptions *volumeOptions, adminCr *util.Credentials) error {
cephRoot := getCephRootPathLocalDeprecated(volID)