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cephfs: fix subvolumegroup creation for multiple fs

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In a cluster we can have multiple filesystem
for that we need to have a map of
subvolumegroups to check filesystem is created
nor not.

Signed-off-by: Madhu Rajanna <madhupr007@gmail.com>
This commit is contained in:
Madhu Rajanna 2022-09-07 11:46:22 +05:30 committed by mergify[bot]
parent 9d46478794
commit e56621cd66
3 changed files with 19 additions and 22 deletions
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4
internal/cephfs/core/metadata.go
View File

@ -33,9 +33,7 @@ const (
var ErrSubVolMetadataNotSupported = errors.New("subvolume metadata operations are not supported")
func (s *subVolumeClient) supportsSubVolMetadata() bool {
if _, keyPresent := clusterAdditionalInfo[s.clusterID]; !keyPresent {
clusterAdditionalInfo[s.clusterID] = &localClusterState{}
}
newLocalClusterState(s.clusterID)
return clusterAdditionalInfo[s.clusterID].subVolMetadataState != unsupported
}

4
internal/cephfs/core/snapshot_metadata.go
View File

@ -29,9 +29,7 @@ import (
var ErrSubVolSnapMetadataNotSupported = errors.New("subvolume snapshot metadata operations are not supported")
func (s *snapshotClient) supportsSubVolSnapMetadata() bool {
if _, keyPresent := clusterAdditionalInfo[s.clusterID]; !keyPresent {
clusterAdditionalInfo[s.clusterID] = &localClusterState{}
}
newLocalClusterState(s.clusterID)
return clusterAdditionalInfo[s.clusterID].subVolSnapshotMetadataState != unsupported
}

33
internal/cephfs/core/volume.go
View File

@ -202,18 +202,25 @@ type localClusterState struct {
resizeState operationState
subVolMetadataState operationState
subVolSnapshotMetadataState operationState
// A cluster can have multiple filesystem for that we need to have a map of
// subvolumegroups to check filesystem is created nor not.
// set true once a subvolumegroup is created
// for corresponding cluster.
subVolumeGroupCreated bool
// for corresponding filesystem in a cluster.
subVolumeGroupsCreated map[string]bool
}
func newLocalClusterState(clusterID string) {
// verify if corresponding clusterID key is present in the map,
// and if not, initialize with default values(false).
if _, keyPresent := clusterAdditionalInfo[clusterID]; !keyPresent {
clusterAdditionalInfo[clusterID] = &localClusterState{}
clusterAdditionalInfo[clusterID].subVolumeGroupsCreated = make(map[string]bool)
}
}
// CreateVolume creates a subvolume.
func (s *subVolumeClient) CreateVolume(ctx context.Context) error {
// verify if corresponding clusterID key is present in the map,
// and if not, initialize with default values(false).
if _, keyPresent := clusterAdditionalInfo[s.clusterID]; !keyPresent {
clusterAdditionalInfo[s.clusterID] = &localClusterState{}
}
newLocalClusterState(s.clusterID)
ca, err := s.conn.GetFSAdmin()
if err != nil {
@ -223,7 +230,7 @@ func (s *subVolumeClient) CreateVolume(ctx context.Context) error {
}
// create subvolumegroup if not already created for the cluster.
if !clusterAdditionalInfo[s.clusterID].subVolumeGroupCreated {
if !clusterAdditionalInfo[s.clusterID].subVolumeGroupsCreated[s.FsName] {
opts := fsAdmin.SubVolumeGroupOptions{}
err = ca.CreateSubVolumeGroup(s.FsName, s.SubvolumeGroup, &opts)
if err != nil {
@ -237,7 +244,7 @@ func (s *subVolumeClient) CreateVolume(ctx context.Context) error {
return err
}
log.DebugLog(ctx, "cephfs: created subvolume group %s", s.SubvolumeGroup)
clusterAdditionalInfo[s.clusterID].subVolumeGroupCreated = true
clusterAdditionalInfo[s.clusterID].subVolumeGroupsCreated[s.FsName] = true
}
opts := fsAdmin.SubVolumeOptions{
@ -279,13 +286,7 @@ func (s *subVolumeClient) ExpandVolume(ctx context.Context, bytesQuota int64) er
// subvolume. If the command is not available as a fallback it will use
// CreateVolume to resize the subvolume.
func (s *subVolumeClient) ResizeVolume(ctx context.Context, bytesQuota int64) error {
// keyPresent checks whether corresponding clusterID key is present in clusterAdditionalInfo
var keyPresent bool
// verify if corresponding clusterID key is present in the map,
// and if not, initialize with default values(false).
if _, keyPresent = clusterAdditionalInfo[s.clusterID]; !keyPresent {
clusterAdditionalInfo[s.clusterID] = &localClusterState{}
}
newLocalClusterState(s.clusterID)
// resize subvolume when either it's supported, or when corresponding
// clusterID key was not present.
if clusterAdditionalInfo[s.clusterID].resizeState == unknown ||