[HDFS-3315] Improve bootstrapStandby error message when other NN has misconfigured http address

• Type: Improvement
• Status: Open
• Priority: Minor
• Resolution: Unresolved
• Affects Version/s: 2.0.0-alpha
• Component/s: ha
• Target Version/s: 2.0.0-alpha
• Assignee: Unassigned
• Reporter: Todd Lipcon
• Created: 24/Apr/12 04:51
• Updated: 24/Apr/12 05:07

Description

Currently, if the user forgets to configure the HTTP server address distinctly for each NN, bootstrapStandby emits and ugly stack trace with little indication as to which config is the issue. We should catch the exception and display a more actionable error message.