CephFS: support omap data store in radosnamespace

[iPraveenParihar]

Describe what this PR does

This commit adds the support for storing the CephFS omap data
in a namespace specified in the ceph-csi-config ConfigMap under
cephFS.radosNamespace field.

If the radosNamespace is not set, the default radosNamespace will be
used i.e, csi.

Related issues

Closes: #4599

Future concerns

Checklist:

• Commit Message Formatting: Commit titles and messages follow guidelines in the developer guide.
• Reviewed the developer guide on Submitting a Pull Request
• Pending release notes updated with breaking and/or notable changes for the next major release.
• Documentation has been updated, if necessary.
• Unit tests have been added, if necessary.
• Integration tests have been added, if necessary.

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[iPraveenParihar]

Initial test

configMap

{"clusterID":"rn","monitors":["10.96.180.5:6789"],"cephFS":{"radosNamespace":"rn","netNamespaceFilePath":"","subvolumeGroup":"","kernelMountOptions":"","fuseMountOptions":""},"rbd":{"netNamespaceFilePath":"","radosNamespace":""},"nfs":{"netNamespaceFilePath":""},"readAffinity":{"enabled":false,"crushLocationLabels":
    []},"namespace":""}

CephFS PVC created

pm@dhcp53-176:~$ k get pv pvc-983953db-919c-4f5d-a33e-9b59cdf80246 -o jsonpath='{.spec.csi.volumeAttributes.subvolumeName}'
csi-vol-c0ef71cc-8daa-47a4-953e-277095874736


volume omap data in radosNamespace rn

[root@c1 /]# rados ls -p myfs-metadata --namespace rn
csi.volume.c0ef71cc-8daa-47a4-953e-277095874736
csi.volumes.default
[root@c1 /]# rados listomapvals csi.volume.c0ef71cc-8daa-47a4-953e-277095874736 -p myfs-metadata --namespace rn
csi.imagename
value (44 bytes) :
00000000  63 73 69 2d 76 6f 6c 2d  63 30 65 66 37 31 63 63  |csi-vol-c0ef71cc|
00000010  2d 38 64 61 61 2d 34 37  61 34 2d 39 35 33 65 2d  |-8daa-47a4-953e-|
00000020  32 37 37 30 39 35 38 37  34 37 33 36              |277095874736|
0000002c

csi.volname
value (40 bytes) :
00000000  70 76 63 2d 39 38 33 39  35 33 64 62 2d 39 31 39  |pvc-983953db-919|
00000010  63 2d 34 66 35 64 2d 61  33 33 65 2d 39 62 35 39  |c-4f5d-a33e-9b59|
00000020  63 64 66 38 30 32 34 36                           |cdf80246|
00000028

csi.volume.owner
value (12 bytes) :
00000000  63 65 70 68 66 73 2d 72  61 64 6f 73              |cephfs-rados|
0000000c

[root@c1 /]# rados listomapvals csi.volumes.default -p myfs-metadata --namespace rn
csi.volume.pvc-983953db-919c-4f5d-a33e-9b59cdf80246
value (36 bytes) :
00000000  63 30 65 66 37 31 63 63  2d 38 64 61 61 2d 34 37  |c0ef71cc-8daa-47|
00000010  61 34 2d 39 35 33 65 2d  32 37 37 30 39 35 38 37  |a4-953e-27709587|
00000020  34 37 33 36                                       |4736|
00000024
[root@c1 /]#

CephFS snapshot created

pm@dhcp53-176:~$ k get vs cephfs-pvc-snap-rn -o jsonpath='{.status.boundVolumeSnapshotContentName}'
snapcontent-0b4c4472-b33b-4c85-af43-76cdd0c34375



 CephFS snapshot omap data

[root@c1 /]# rados ls -p myfs-metadata --namespace rn
csi.snap.510ab77e-fbe9-4a51-ad0d-0644c4616678
csi.snaps.default
csi.volume.c0ef71cc-8daa-47a4-953e-277095874736
csi.volumes.default
[root@c1 /]# rados listomapvals csi.snap.510ab77e-fbe9-4a51-ad0d-0644c4616678 -p myfs-metadata --namespace rn
csi.imagename
value (45 bytes) :
00000000  63 73 69 2d 73 6e 61 70  2d 35 31 30 61 62 37 37  |csi-snap-510ab77|
00000010  65 2d 66 62 65 39 2d 34  61 35 31 2d 61 64 30 64  |e-fbe9-4a51-ad0d|
00000020  2d 30 36 34 34 63 34 36  31 36 36 37 38           |-0644c4616678|
0000002d

csi.snapname
value (45 bytes) :
00000000  73 6e 61 70 73 68 6f 74  2d 30 62 34 63 34 34 37  |snapshot-0b4c447|
00000010  32 2d 62 33 33 62 2d 34  63 38 35 2d 61 66 34 33  |2-b33b-4c85-af43|
00000020  2d 37 36 63 64 64 30 63  33 34 33 37 35           |-76cdd0c34375|
0000002d

csi.source
value (44 bytes) :
00000000  63 73 69 2d 76 6f 6c 2d  63 30 65 66 37 31 63 63  |csi-vol-c0ef71cc|
00000010  2d 38 64 61 61 2d 34 37  61 34 2d 39 35 33 65 2d  |-8daa-47a4-953e-|
00000020  32 37 37 30 39 35 38 37  34 37 33 36              |277095874736|
0000002c

[root@c1 /]# rados listomapvals csi.snaps.default -p myfs-metadata --namespace rn
csi.snap.snapshot-0b4c4472-b33b-4c85-af43-76cdd0c34375
value (36 bytes) :
00000000  35 31 30 61 62 37 37 65  2d 66 62 65 39 2d 34 61  |510ab77e-fbe9-4a|
00000010  35 31 2d 61 64 30 64 2d  30 36 34 34 63 34 36 31  |51-ad0d-0644c461|
00000020  36 36 37 38                                       |6678|
00000024
[root@c1 /]#

[github-actions]

This pull request has been automatically marked as stale because it has not had recent activity. It will be closed in two weeks if no further activity occurs. Thank you for your contributions.

[github-actions]

This pull request has been automatically closed due to inactivity. Please re-open if these changes are still required.

[mergify]

The PR description contains the unsupported [skip ci] command, please update the description and mark the PR ready for review again.

[Madhu-1]

please update the below as well.

• Helm charts for this one.
• Documentation (not to change this for existing clusterID)
• Release notes.

[mergify]

This pull request now has conflicts with the target branch. Could you please resolve conflicts and force push the corrected changes? 🙏

[github-actions]

This pull request has been automatically marked as stale because it has not had recent activity. It will be closed in two weeks if no further activity occurs. Thank you for your contributions.

[Madhu-1]

@iPraveenParihar can you please rebase this PR

[iPraveenParihar]

/test ci/centos/mini-e2e/k8s-1.29

[iPraveenParihar]

/test ci/centos/mini-e2e/k8s-1.29

[iPraveenParihar]

/test ci/centos/mini-e2e/k8s-1.29

Pull request has been modified.

[Rakshith-R]

@Mergifyio queue

[mergify]

queue

✅ The pull request has been merged automatically

The pull request has been merged automatically at 3bcf6af

[ceph-csi-bot]

/test ci/centos/k8s-e2e-external-storage/1.29

[ceph-csi-bot]

/test ci/centos/k8s-e2e-external-storage/1.31

[ceph-csi-bot]

/test ci/centos/k8s-e2e-external-storage/1.30

[ceph-csi-bot]

/test ci/centos/mini-e2e-helm/k8s-1.29

[ceph-csi-bot]

/test ci/centos/mini-e2e-helm/k8s-1.31

[ceph-csi-bot]

/test ci/centos/mini-e2e-helm/k8s-1.30

[ceph-csi-bot]

/test ci/centos/mini-e2e/k8s-1.31

[ceph-csi-bot]

/test ci/centos/mini-e2e/k8s-1.29

[ceph-csi-bot]

/test ci/centos/upgrade-tests-cephfs

[ceph-csi-bot]

/test ci/centos/mini-e2e/k8s-1.30

[ceph-csi-bot]

/test ci/centos/upgrade-tests-rbd