[LENS-124] Add scheduler service on lens

• Type: New Feature
• Status: Open
• Priority: Major
• Resolution: Unresolved
• Component/s: server
• Labels: Hackathon-July
• Assignee: Unassigned
• Reporter: Amareshwari Sriramadasu
• Created: 15/Dec/14 11:18
• Updated: 22/Jan/17 21:51

Description

Query scheduler service should provide following services

• Schedule a query
  • Periodically
  • On data availability, for ex: whenever a day's data is available

• Look at status of scheduled query
  • Mostly the current run status

• Look at the output of scheduled query - through email?

• Update scheduled query
  • Update the query
  • Update the frequency
  • Update the configuration

• Look at stats of scheduled query
  • number of failures
  • number of reruns
  • Get handles for completed queries

• Cancel a scheduled query

• Pause and resume a scheduled query

• Look at all scheduled queries

Issue Links

• duplicates: LENS-268 Support queries to be scheduled for execution (with repeat)

Sub-Tasks

• Create scheduler client side apis.: Open
• SchedulerServiceImpl for scheduler.: Closed
• Lens-cli changes to support scheduler.: Open
• Base framework for Scheduler.: Closed
• [Server] AlarmService for scheduling time based queries: Closed
• [Server] StateStore for LensScheduler: Closed
• REST API for the scheduler: Closed
• State Machine for Jobs and Job instances: Closed
• [Code cleanup] Move API classes to correct place.: Closed
• Handle Lens server restart: Closed
• Handle Data delay for scheduled jobs: Resolved