openstack-manuals/doc/install-guide/section_ceilometer-nova.xml
Andreas Jaeger 326ff026de Install Guide: Telemetry update for openSUSE/SLES
With current OS versions, we can merge the descriptions.
Partially implements bp installguide-kilo

Change-Id: I8c086b399f295470c8191e54a459013a5d9ddfd4
2015-04-13 11:23:37 +02:00

122 lines
5.5 KiB
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<?xml version="1.0" encoding="UTF-8"?>
<section xmlns="http://docbook.org/ns/docbook"
xmlns:xi="http://www.w3.org/2001/XInclude"
xmlns:xlink="http://www.w3.org/1999/xlink"
version="5.0"
xml:id="ceilometer-nova">
<?dbhtml stop-chunking?>
<title>Configure the Compute service</title>
<para>Telemetry uses a combination of notifications and an agent to
collect Compute metrics. Perform these steps on each compute node.</para>
<procedure>
<title>To install and configure the agent</title>
<step>
<para>Install the packages:</para>
<screen os="ubuntu;debian"><prompt>#</prompt> <userinput>apt-get install ceilometer-agent-compute</userinput></screen>
<screen os="rhel;centos;fedora"><prompt>#</prompt> <userinput>yum install openstack-ceilometer-compute python-ceilometerclient python-pecan</userinput></screen>
<screen os="opensuse;sles"><prompt>#</prompt> <userinput>zypper install openstack-ceilometer-agent-compute</userinput></screen>
</step>
<step>
<para>Edit the <filename>/etc/ceilometer/ceilometer.conf</filename>
file and complete the following actions:</para>
<substeps>
<step>
<para>In the <literal>[publisher]</literal> section, configure the
telemetry secret:</para>
<programlisting language="ini">[publisher]
...
telemetry_secret = <replaceable>TELEMETRY_SECRET</replaceable></programlisting>
<para>Replace <replaceable>TELEMETRY_SECRET</replaceable> with
the telemetry secret you chose for the Telemetry module.</para>
</step>
<step os="centos;fedora;opensuse;rhel;sles;ubuntu">
<para>In the <literal>[DEFAULT]</literal> section, configure
<application>RabbitMQ</application> message broker access:</para>
<programlisting language="ini">[DEFAULT]
...
rabbit_host = <replaceable>controller</replaceable>
rabbit_password = <replaceable>RABBIT_PASS</replaceable></programlisting>
<para>Replace <replaceable>RABBIT_PASS</replaceable> with the password
you chose for the guest account in RabbitMQ.</para>
</step>
<step>
<para>In the <literal>[keystone_authtoken]</literal> section,
configure Identity service access:</para>
<programlisting language="ini">[keystone_authtoken]
...
auth_uri = http://<replaceable>controller</replaceable>:5000/v2.0
identity_uri = http://<replaceable>controller</replaceable>:35357
admin_tenant_name = service
admin_user = ceilometer
admin_password = <replaceable>CEILOMETER_PASS</replaceable></programlisting>
<para>Replace <replaceable>CEILOMETER_PASS</replaceable> with the
password you chose for the Telemetry module database.</para>
<note>
<para>Comment out any <literal>auth_host</literal>,
<literal>auth_port</literal>, and
<literal>auth_protocol</literal> options because the
<literal>identity_uri</literal> option replaces them.</para>
</note>
</step>
<step>
<para>In the <literal>[service_credentials]</literal> section,
configure service credentials:</para>
<programlisting language="ini">[service_credentials]
...
os_auth_url = http://<replaceable>controller</replaceable>:5000/v2.0
os_username = ceilometer
os_tenant_name = service
os_password = <replaceable>CEILOMETER_PASS</replaceable>
os_endpoint_type = internalURL
os_region_name = regionOne</programlisting>
<para>Replace <replaceable>CEILOMETER_PASS</replaceable> with the
password you chose for the <literal>ceilometer</literal> user in
the Identity service.</para>
</step>
<step>
<para>(Optional) To assist with troubleshooting,
enable verbose logging in the <literal>[DEFAULT]</literal>
section:</para>
<programlisting language="ini">[DEFAULT]
...
verbose = True</programlisting>
</step>
</substeps>
</step>
</procedure>
<procedure>
<title>To configure notifications</title>
<para>Configure the Compute service to send notifications to the
message bus.</para>
<step>
<para>Edit the <filename>/etc/nova/nova.conf</filename> file and
configure notifications in the <literal>[DEFAULT]</literal>
section:</para>
<programlisting language="ini">[DEFAULT]
...
instance_usage_audit = True
instance_usage_audit_period = hour
notify_on_state_change = vm_and_task_state
notification_driver = messagingv2</programlisting>
</step>
</procedure>
<procedure>
<title>To finalize installation</title>
<step os="ubuntu;debian">
<para>Restart the agent:</para>
<screen><prompt>#</prompt> <userinput>service ceilometer-agent-compute restart</userinput></screen>
</step>
<step os="rhel;centos;fedora;sles;opensuse">
<para>Start the Telemetry agent and configure it to start when the
system boots:</para>
<screen><prompt>#</prompt> <userinput>systemctl enable openstack-ceilometer-compute.service</userinput>
<prompt>#</prompt> <userinput>systemctl start openstack-ceilometer-compute.service</userinput></screen>
</step>
<step>
<para>Restart the Compute service:</para>
<screen os="ubuntu;debian"><prompt>#</prompt> <userinput>service nova-compute restart</userinput></screen>
<screen os="rhel;centos;fedora;opensuse;sles"><prompt>#</prompt> <userinput>systemctl restart openstack-nova-compute.service</userinput></screen>
</step>
</procedure>
</section>