[HDFS-4520] Support listing snapshots under a snapshottable directory using "ls"

• Type: Sub-task
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: Snapshot (HDFS-2802)
• Component/s: namenode
• Hadoop Flags: Reviewed
• Assignee: Jing Zhao
• Reporter: Jing Zhao
• Created: 22/Feb/13 00:57
• Updated: 26/Feb/13 11:33
• Resolved: 25/Feb/13 19:50

Description

Before developing a specific command/tool for listing snapshots with different criteria, we can first support snapshot listing using normal ls command. Users can list all the snapshots under a snapshottable directory using "ls /snapshottable_dir_path/.snapshot".