Service Monitor Plugins¶

Introduction¶

Kylo supports pluggable Service Monitor implementations. There are a number of them available out-of-the-box, for example:

Services via Cloudera Manager

Services via Ambari

Nifi

Kylo Cluster

Public Service Monitor API is available to implement additional Service Monitors

Monitor Services via Cloudera Manager¶

Installation¶

After you have installed Kylo, copy /opt/kylo/setup/plugins/kylo-service-monitor-cloudera-service-<version>.jar to Kylo plugins directory /opt/kylo/kylo-services/plugin and make sure plugin jar belongs to user Kylo runs with:

cp /opt/kylo/setup/plugins/kylo-service-monitor-cloudera-service-<version>.jar /opt/kylo/kylo-services/plugin
chown kylo:kylo /opt/kylo/kylo-services/plugin/kylo-service-monitor-cloudera-service-<version>.jar

Configuration¶

Create service configuration file /opt/kylo/kylo-services/conf/cloudera.properties which belongs to user Kylo runs with and contains following properties. Do substitute values with what your Cloudera Manager is configured with:

clouderaRestClientConfig.username=cloudera
clouderaRestClientConfig.password=cloudera
clouderaRestClientConfig.serverUrl=127.0.0.1
clouderaRestClientConfig.port=7180
cloudera.services.status=HDFS/[DATANODE,NAMENODE,SECONDARYNAMENODE],HIVE/[HIVEMETASTORE,HIVESERVER2],YARN,SQOOP

Restart Kylo¶

service kylo-services restart

Monitor Services via Ambari¶

Installation¶

After you have installed Kylo, copy /opt/kylo/setup/plugins/kylo-service-monitor-ambari-<version>.jar to Kylo plugins directory /opt/kylo/kylo-services/plugin and make sure plugin jar belongs to user Kylo runs with:

cp /opt/kylo/setup/plugins/kylo-service-monitor-ambari-<version>.jar /opt/kylo/kylo-services/plugin
chown kylo:kylo /opt/kylo/kylo-services/plugin/kylo-service-monitor-ambari-<version>.jar

Configuration¶

Create service configuration file /opt/kylo/kylo-services/conf/ambari.properties which belongs to user Kylo runs with and contains following properties. Do substitute values with what your Ambari is configured with:

ambariRestClientConfig.host=127.0.0.1
ambariRestClientConfig.port=8080
ambariRestClientConfig.username=admin
ambariRestClientConfig.password=admin
ambari.services.status=HDFS/[DATANODE,NAMENODE,SECONDARYNAMENODE],HIVE/[HIVEMETASTORE,HIVESERVER2],YARN,SQOOP

Restart Kylo¶

service kylo-services restart