Description of changes

• Fix an issue where containerized jobs executed through Pyxis/Enroot in a multi-user environment (integrated with Active Directory) would fail due to permission error like below.

slurmstepd-hades: error: pyxis:     mkdir: cannot create directory ‘/raid’: Permission denied
slurmstepd-hades: error: pyxis:     mkdir: cannot create directory ‘/tmp/enroot-data’: Permission denied
slurmstepd-hades: error: pyxis:     mkdir: cannot create directory ‘/run/enroot’: Permission denied

Tests

• Manually tests done, I tried below tests in Ubuntu Os ParallelCluster and all of them succeeded:
  1. User A submit Pyxis job
  2. User B submit Pyxis job
  3. User C submit Pyxis job
  4. User ubuntu submit Pyxis job
  5. User A submit Pyxis job again

Checklist

• Make sure you are pointing to the right branch.
• If you're creating a patch for a branch other than develop add the branch name as prefix in the PR title (e.g. [release-3.6]).
• Check all commits' messages are clear, describing what and why vs how.
• Make sure to have added unit tests or integration tests to cover the new/modified code.
• Check if documentation is impacted by this change.

Please review the guidelines for contributing and Pull Request Instructions.

By submitting this pull request, I confirm that my contribution is made under the terms of the Apache 2.0 license.