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Permission error when creating a Cinder volume from a snapshot

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Applies to

  • NetApp Cinder driver for OpenStack
  • Openstack Epoxy release
  • NFS Protocol

Issue

When creating a cinder volume from a snapshot, it fails with the following errors:

YYYY-MM-DD hh:mm:ss INFO cinder.volume.flows.manager.create_volume [req-a1e1da69-cc42-445f-beb8-d68126db0857 None service] Volume xyxyxyxy-yyyy-xxxx-zzzz-zyyzzyyzzyyz: being created as snap with specification: {'status': 'creating', 'volume_name': 'volume-xyxyxyxy-yyyy-xxxx-zzzz-zyyzzyyzzyyz', 'volume_size': 500, 'snapshot_id': 'trtrtrtr-ycyc-xzxz-yxyx-xzzxxzzxyyyy'}
YYYY-MM-DD hh:mm:ss ERROR cinder.volume.drivers.netapp.dataontap.nfs_base [req-xx... None service] Exception creating volume xyxyxyxy-yyyy-xxxx-zzzz-zyyzzyyzzyyz from source snapshot-trtrtrtr-ycyc-xzxz-yxyx-xzzxxzzxyyyy on share XX.YY.ZZ.XX:/svm_mount_point.: oslo_concurrency.processutils.ProcessExecutionError: Unexpected error while running command.
Command: chmod 660 /opt/mnt/.../volume-xyxyxyxy-yyyy-xxxx-zzzz-zyyzzyyzzyyz
Exit code: 1
Stdout: ''
Stderr: "chmod: changing permissions of '/opt/mnt/.../volume-xyxyxyxy-yyyy-xxxx-zzzz-zyyzzyyzzyyz': Operation not permitted\n"

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