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util: add GetCephFSRadosNamespace method
This commit adds `GetCephFSRadosNamespace` util method that returns the `RadosNamespace` specified in ceph-csi-config ConfigMap under cephFS.radosNamespace. If not specified, the method returns the default RadosNamespace i.e, csi. Signed-off-by: Praveen M <m.praveen@ibm.com>
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@ -32,6 +32,9 @@ kind: ConfigMap
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# The "cephFS.fuseMountOptions" fields are common separated mount options
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# for `Ceph FUSE driver`. Setting this will override the fusemountoptions
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# command line flag.
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# The "cephFS.radosNamespace" is optional and represents a radosNamespace in the
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# metadata pool. If any given, the omap data of cephFS will be stored within
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# this radosNamespace.
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# network namespace specified by the "cephFS.netNamespaceFilePath".
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# The "nfs.netNamespaceFilePath" fields are the various network namespace
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# path for the Ceph cluster identified by the <cluster-id>, This will be used
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@ -79,6 +82,7 @@ data:
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"netNamespaceFilePath": "<kubeletRootPath>/plugins/cephfs.csi.ceph.com/net",
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"kernelMountOptions": "<kernelMountOptions for cephFS volumes>",
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"fuseMountOptions": "<fuseMountOptions for cephFS volumes>"
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"radosNamespace": "<rados-namespace>"
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}
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"nfs": {
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"netNamespaceFilePath": "<kubeletRootPath>/plugins/nfs.csi.ceph.com/net",
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@ -98,7 +98,7 @@ func GetVolumeGroup(
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return nil, fmt.Errorf("failed to get MONs for cluster id %q: %w", csiID.ClusterID, err)
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}
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namespace, err := util.GetRadosNamespace(util.CsiConfigFile, csiID.ClusterID)
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namespace, err := util.GetRBDRadosNamespace(util.CsiConfigFile, csiID.ClusterID)
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if err != nil {
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return nil, fmt.Errorf("failed to get RADOS namespace for cluster id %q: %w", csiID.ClusterID, err)
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}
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@ -99,7 +99,7 @@ func (mgr *rbdManager) getVolumeGroupJournal(clusterID string) (journal.VolumeGr
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return nil, fmt.Errorf("failed to find MONs for cluster %q: %w", clusterID, err)
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}
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ns, err := util.GetRadosNamespace(util.CsiConfigFile, clusterID)
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ns, err := util.GetRBDRadosNamespace(util.CsiConfigFile, clusterID)
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if err != nil {
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return nil, fmt.Errorf("failed to find the RADOS namespace for cluster %q: %w", clusterID, err)
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}
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@ -1013,7 +1013,7 @@ func genSnapFromSnapID(
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}
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rbdSnap.JournalPool = rbdSnap.Pool
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rbdSnap.RadosNamespace, err = util.GetRadosNamespace(util.CsiConfigFile, rbdSnap.ClusterID)
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rbdSnap.RadosNamespace, err = util.GetRBDRadosNamespace(util.CsiConfigFile, rbdSnap.ClusterID)
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if err != nil {
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return nil, err
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}
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@ -1124,7 +1124,7 @@ func generateVolumeFromVolumeID(
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return rbdVol, err
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}
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rbdVol.RadosNamespace, err = util.GetRadosNamespace(util.CsiConfigFile, rbdVol.ClusterID)
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rbdVol.RadosNamespace, err = util.GetRBDRadosNamespace(util.CsiConfigFile, rbdVol.ClusterID)
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if err != nil {
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return rbdVol, err
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}
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@ -1323,7 +1323,7 @@ func genVolFromVolumeOptions(
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return nil, err
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}
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rbdVol.RadosNamespace, err = util.GetRadosNamespace(util.CsiConfigFile, rbdVol.ClusterID)
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rbdVol.RadosNamespace, err = util.GetRBDRadosNamespace(util.CsiConfigFile, rbdVol.ClusterID)
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if err != nil {
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return nil, err
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}
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@ -24,6 +24,7 @@ import (
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"strings"
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"github.com/ceph/ceph-csi/api/deploy/kubernetes"
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fsutil "github.com/ceph/ceph-csi/internal/cephfs/util"
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)
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const (
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@ -96,8 +97,8 @@ func Mons(pathToConfig, clusterID string) (string, error) {
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return strings.Join(cluster.Monitors, ","), nil
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}
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// GetRadosNamespace returns the namespace for the given clusterID.
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func GetRadosNamespace(pathToConfig, clusterID string) (string, error) {
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// GetRBDRadosNamespace returns the namespace for the given clusterID.
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func GetRBDRadosNamespace(pathToConfig, clusterID string) (string, error) {
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cluster, err := readClusterInfo(pathToConfig, clusterID)
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if err != nil {
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return "", err
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@ -106,6 +107,21 @@ func GetRadosNamespace(pathToConfig, clusterID string) (string, error) {
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return cluster.RBD.RadosNamespace, nil
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}
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// GetCephFSRadosNamespace returns the namespace for the given clusterID.
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// If not set, it returns the default value "csi".
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func GetCephFSRadosNamespace(pathToConfig, clusterID string) (string, error) {
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cluster, err := readClusterInfo(pathToConfig, clusterID)
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if err != nil {
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return "", err
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}
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if cluster.CephFS.RadosNamespace == "" {
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return fsutil.RadosNamespace, nil
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}
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return cluster.CephFS.RadosNamespace, nil
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}
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// GetRBDMirrorDaemonCount returns the number of mirror daemon count for the
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// given clusterID.
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func GetRBDMirrorDaemonCount(pathToConfig, clusterID string) (int, error) {
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