[YARN-266] RM and JHS Web UIs are blank because AppsBlock is not escaping string properly

• Type: Bug
• Status: Closed
• Priority: Critical
• Resolution: Fixed
• Affects Version/s: 2.0.2-alpha, 0.23.5, 3.0.0-alpha1
• Fix Version/s: 2.0.3-alpha, 0.23.6
• Component/s: resourcemanager
• Labels: webui
• Target Version/s: 2.0.3-alpha, 0.23.6
• Assignee: Ravi Prakash
• Reporter: Ravi Prakash
• Created: 11/Dec/12 00:15
• Updated: 12/May/16 18:30
• Resolved: 11/Dec/12 15:52

Description

e.g. Job names with a line feed "\n" are causing a line feed in the JSON array being written out (since we are only using StringEscapeUtils.escapeHtml() ) and the Javascript parser complains that string quotes are unclosed. This

Issue Links

• is broken by: MAPREDUCE-4720 Browser thinks History Server main page JS is taking too long
• is broken by: YARN-151 Browser thinks RM main page JS is taking too long