Here's how to find which host components have stale configs (need to be restarted or have config refreshed).
Request:
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curl -uadmin:admin http://localhost:8080/api/v1/clusters/c1/host_components?HostRoles/stale_configs=true&fields=HostRoles/service_name,HostRoles/state,HostRoles/host_name,HostRoles/stale_configs,&minimal_response=true |
Response:
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{
"items" : [
{
"HostRoles" : {
"component_name" : "DATANODE",
"host_name" : "c6401.ambari.apache.org",
"service_name" : "HDFS",
"stale_configs" : true,
"state" : "STARTED"
},
"host" : {
"href" : "http://127.0.0.1:8080/api/v1/clusters/c1/hosts/c6401.ambari.apache.org"
}
},
{
"HostRoles" : {
"component_name" : "HDFS_CLIENT",
"host_name" : "c6401.ambari.apache.org",
"service_name" : "HDFS",
"stale_configs" : true,
"state" : "INSTALLED"
},
"host" : {
"href" : "http://127.0.0.1:8080/api/v1/clusters/c1/hosts/c6401.ambari.apache.org"
}
},
{
"HostRoles" : {
"component_name" : "NAMENODE",
"host_name" : "c6401.ambari.apache.org",
"service_name" : "HDFS",
"stale_configs" : true,
"state" : "STARTED"
},
"host" : {
"href" : "http://127.0.0.1:8080/api/v1/clusters/c1/hosts/c6401.ambari.apache.org"
}
},
{
"HostRoles" : {
"component_name" : "SECONDARY_NAMENODE",
"host_name" : "c6401.ambari.apache.org",
"service_name" : "HDFS",
"stale_configs" : true,
"state" : "INSTALLED"
},
"host" : {
"href" : "http://127.0.0.1:8080/api/v1/clusters/c1/hosts/c6401.ambari.apache.org"
}
}
]
}
|