[AMBARI-19866] Scale requests are failing after removing services from original components of a hostgroup

• Type: Bug
• Status: Resolved
• Priority: Critical
• Resolution: Fixed
• Fix Version/s: 2.5.0
• Component/s: ambari-server
• Assignee: Magyari Sandor Szilard
• Reporter: Magyari Sandor Szilard
• Due: 08/Feb/17
• Created: 03/Feb/17 16:28
• Updated: 10/Feb/17 12:55
• Resolved: 10/Feb/17 12:55

Description

In case of BP based deployments, if after successful deployment some services are removed from cluster, a new Scale / Auto Scale request will fail to create resources, since hostgroup will contain components of a service already removed:

org.apache.ambari.server.AmbariException: The service[AMBARI_INFRA] associated with the component[INFRA_SOLR] doesn't exist for the cluster[adl-prod]
	at org.apache.ambari.server.topology.AmbariContext.createAmbariHostResources(AmbariContext.java:292)
	at org.apache.ambari.server.topology.HostRequest$PersistHostResourcesTask.run(HostRequest.java:463)
	at 

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