[AMBARI-16643] Ambari allows installing a component on more than one host even with cardinality as 0-1

• Type: Bug
• Status: Resolved
• Priority: Critical
• Resolution: Fixed
• Affects Version/s: 2.2.0
• Fix Version/s: 2.4.0
• Component/s: ambari-web
• Assignee: Andrii Tkach
• Reporter: Andrii Tkach
• Created: 12/May/16 18:24
• Updated: 13/May/16 14:37
• Resolved: 13/May/16 14:37

Description

ACTIVITY_ANALYZER is configured to have cardinality of 0-1, however from hosts page I would add service to two hosts.

User should have been prevented from adding additional more than once instance of this slave as it violates the cardinality constraint.