[MAPREDUCE-3945] JobHistoryServer should store tokens to authenticate clients across restart

• Type: Sub-task
• Status: Resolved
• Priority: Major
• Resolution: Duplicate
• Affects Version/s: 0.23.0
• Component/s: mrv2, security
• Assignee: Vinod Kumar Vavilapalli
• Reporter: Vinod Kumar Vavilapalli
• Created: 29/Feb/12 23:09
• Updated: 08/May/15 18:22
• Resolved: 08/May/15 18:22

Description

JobHistoryServer gives off delegation tokens so that clients can talk to it. It needs to store them off somewhere to authenticate clients across the server restart