Other services

Data Catalog

In the [metadata] section, Hue is supporting Cloudera Navigator and soon Apache Atlas (HUE-8749) in order to enrich the data catalog.

Spark

The [spark] section details how to point to Livy in order to execute interactive Spark snippets in Scala or Python.

[spark]
  # Host address of the Livy Server.
  ## livy_server_host=localhost

  # Port of the Livy Server.
  ## livy_server_port=8998

Kafka

The configuration is in [kafka] but the service is still experiemental.

Oozie

In oder to schedule workflows, the [liboozie] section of the configuration file:

[liboozie]
  oozie_url=http://oozie-server.com:11000/oozie

Make sure that the Share Lib is installed.

To configure Hue as a default proxy user, add the following properties to /etc/oozie/conf/oozie-site.xml:

<!-- Default proxyuser configuration for Hue -->
<property>
    <name>oozie.service.ProxyUserService.proxyuser.hue.hosts</name>
    <value>*</value>
</property>
<property>
    <name>oozie.service.ProxyUserService.proxyuser.hue.groups</name>
    <value>*</value>
</property>

YARN Cluster

Hue supports one or two Yarn clusters (two for HA). These clusters should be defined under the [[[default]]] and [[[ha]]] sub-sections.

# Configuration for YARN (MR2)
# ------------------------------------------------------------------------
[[yarn_clusters]]

  [[[default]]]

    resourcemanager_host=yarn-rm.com
    resourcemanager_api_url=http://yarn-rm.com:8088/
    proxy_api_url=http://yarn-proxy.com:8088/
    resourcemanager_port=8032
    history_server_api_url=http://yarn-rhs-com:19888/