[HDFS-8721] Add a metric for number of encryption zones

• Type: Sub-task
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 2.8.0, 2.7.4, 3.0.0-alpha1
• Component/s: encryption
• Target Version/s: 2.8.0
• Hadoop Flags: Reviewed
• Assignee: Rakesh Radhakrishnan
• Reporter: Rakesh Radhakrishnan
• Created: 07/Jul/15 11:57
• Updated: 16/Nov/16 00:21
• Resolved: 21/Jul/15 21:02

Description

Would be good to expose the number of encryption zones.

Issue Links

• relates to: HDFS-10809 getNumEncryptionZones causes NPE in branch-2.7