[HDFS-13879] FileSystem: Add allowSnapshot, disallowSnapshot, getSnapshotDiffReport and getSnapshottableDirListing

• Type: Improvement
• Status: Open
• Priority: Major
• Resolution: Unresolved
• Affects Version/s: 3.1.1
• Target Version/s: 3.5.0
• Assignee: Unassigned
• Reporter: Siyao Meng
• Created: 28/Aug/18 19:59
• Updated: 04/Jan/24 07:55

Description

I wonder whether we should add allowSnapshot() and disallowSnapshot() to FileSystem abstract class.
I think we should because createSnapshot(), renameSnapshot() and deleteSnapshot() are already part of it.

Any reason why we don't want to do this?
Thanks!

Issue Links

• relates to: HADOOP-15777 Add support of getSnapshotDiff for all the FS inherit from FileSystem
• relates to: HADOOP-15691 Add PathCapabilities to FS and FC to complement StreamCapabilities