[ZOOKEEPER-3863] Do not track global sessions in ReadOnlyZooKeeperServer

• Type: Bug
• Status: Closed
• Priority: Minor
• Resolution: Fixed
• Fix Version/s: 3.7.0
• Component/s: server
• Assignee: Jie Huang
• Reporter: Jie Huang
• Created: 15/Jun/20 23:19
• Updated: 28/Mar/24 13:07
• Resolved: 17/Sep/20 05:36

Description

ReadOnlyZooKeeperServer is using the default SessionTrackerImpl, which tracks and expires the global sessions, which should be tracked and expired only by the leader. This diff changes the code to use LearnerSessionTracker, which only tracks and expires local session.

Issue Links

• is related to: ZOOKEEPER-4821 ConnectRequest got NOTREADONLY ReplyHeader