[ZEPPELIN-4209] Fixed the ClusterInterpreterLauncher can not listen to cluster events

• Type: Sub-task
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 0.9.0
• Assignee: Xun Liu
• Reporter: Xun Liu
• Created: 29/Jun/19 02:59
• Updated: 24/Dec/20 03:15
• Resolved: 05/Jul/19 07:07

Description

In Cluster mode, The ClusterInterpreterLauncher needs to listen for cluster events.
Accept requests from other zeppelin servers to create interpreter processes.

Since the ClusterInterpreterLauncher is lazy, dynamically generated, So in cluster mode, when the zeppelin service starts, Create a ClusterInterpreterLauncher object, This allows the ClusterInterpreterLauncher to listen for cluster events.

Issue Links

• links to: GitHub Pull Request #3389