[HADOOP-7958] HA: failover should error out if either host is not specified in the configs

• Type: Sub-task
• Status: Resolved
• Priority: Major
• Resolution: Duplicate
• Affects Version/s: HA Branch (HDFS-1623)
• Component/s: ha
• Target Version/s: HA Branch (HDFS-1623)
• Assignee: Eli Collins
• Reporter: Eli Collins
• Created: 05/Jan/12 03:25
• Updated: 03/Feb/12 23:00
• Resolved: 03/Feb/12 23:00

Description

Per HADOOP-7924 users should not be allowed to specify hosts on the command that are not listed as potential options in the config. This catches the case where someone does a failover X Y but there's a typo in X so we accidentally end up having two actives.