[jira] [Created] (AMBARI-24679) Fix race condition in agent during registration and topology updates.

["Aravindan Vijayan (JIRA)" <ji...@apache.org>]

Aravindan Vijayan created AMBARI-24679:
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             Summary: Fix race condition in agent during registration and topology updates.
                 Key: AMBARI-24679
                 URL: https://issues.apache.org/jira/browse/AMBARI-24679
             Project: Ambari
          Issue Type: Bug
          Components: ambari-agent
    Affects Versions: 2.8.0
            Reporter: Aravindan Vijayan
            Assignee: Aravindan Vijayan
             Fix For: 2.8.0


{code}
ambari_agent - CustomServiceOrchestrator.py - [4840] - root - ERROR - Caught an exception while executing custom service command: <type 'exceptions.KeyError'>: 7; 7#012Traceback (most recent call last):#012 File "/usr/lib/ambari-agent/lib/ambari_agent/CustomServiceOrchestrator.py", line 324, in runCommand#012 command = self.generate_command(command_header)#012 File "/usr/lib/ambari-agent/lib/ambari_agent/CustomServiceOrchestrator.py", line 504, in generate_command#012 command_dict = self.configuration_builder.get_configuration(cluster_id, service_name, component_name, required_config_timestamp)#012 File "/usr/lib/ambari-agent/lib/ambari_agent/ConfigurationBuilder.py", line 43, in get_configuration#012 'clusterHostInfo': self.topology_cache.get_cluster_host_info(cluster_id),#012 File "/usr/lib/ambari-agent/lib/ambari_agent/ClusterTopologyCache.py", line 108, in get_cluster_host_info#012 hostnames = [self.hosts_to_id[cluster_id]‌[host_id].hostName for host_id in component_dict.hostIds]#012KeyError: 7
{code}



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