[HDFS-8004] Use KeyProviderCryptoExtension#warmUpEncryptedKeys when creating an encryption zone

• Type: Improvement
• Status: Resolved
• Priority: Trivial
• Resolution: Fixed
• Affects Version/s: 2.6.0
• Fix Version/s: 2.8.0, 3.0.0-alpha1
• Component/s: encryption
• Target Version/s: 2.8.0
• Assignee: Andrew Wang
• Reporter: Andrew Wang
• Created: 27/Mar/15 21:37
• Updated: 30/Aug/16 01:37
• Resolved: 28/Mar/15 02:29

Description

It'd be slightly better to use the provided warm-up method, even though what we do now (getting and throwing away a key) is functionally the same.