[LU-15810] Migrated encrypted directory lacks on-disk encryption flag and context

• Type: Bug
• Resolution: Fixed
• Priority: Critical
• Fix Version/s: Lustre 2.16.0, Lustre 2.15.0
• Affects Version/s: Lustre 2.15.0
• Labels: encryption sec
• Severity: 3
• Assignee: Sebastien Buisson
• Reporter: Sebastien Buisson

Description

Encrypted directory created on a given MDT loses its on-disk encryption flag and context once migrated to a different MDT, which would make the files unrecoverable after migration.

Issue Links

• is related to: LU-13717 Client-side encryption - support file name encryption