openstack/openstack-manuals
Code Issues Proposed changes
27f65ed45d
openstack-manuals/doc/install-guide/section_nova-controller-install.xml
Christian Berendt 13a7b931da [install-guide] do not synchronize Nova DB on openSUSE/SLES 
It is not necessary to manually synchronize the Nova DB on
openSUSE/SLES because nova-manage db sync is part of the
init file.

Change-Id: If2dc3593b0352c4b88a071795a73403ffb3d3a35
Partial-Bug: 1422281
Backport: Juno
2015-02-16 16:15:46 +01:00

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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="nova-controller-install">
<title>Install and configure controller node</title>
<para>This section describes how to install and configure the
Compute service, code-named nova, on the controller node.</para>
<procedure os="ubuntu;rhel;centos;fedora;sles;opensuse">
<title>To configure prerequisites</title>
<para>Before you install and configure the Compute service, you must
create a database, service credentials, and API endpoints.</para>
<step>
<para>To create the database, complete these steps:</para>
<substeps>
<step>
<para>Use the database access client to connect to
the database server as the
<literal>root</literal> user:</para>
<screen><prompt>$</prompt> <userinput>mysql -u root -p</userinput></screen>
</step>
<step>
<para>Create the <literal>nova</literal> database:</para>
<screen><userinput>CREATE DATABASE nova;</userinput></screen>
</step>
<step>
<para>Grant proper access to the <literal>nova</literal>
database:</para>
<screen><userinput>GRANT ALL PRIVILEGES ON nova.* TO 'nova'@'localhost' \
IDENTIFIED BY '<replaceable>NOVA_DBPASS</replaceable>';</userinput>
<userinput>GRANT ALL PRIVILEGES ON nova.* TO 'nova'@'%' \
IDENTIFIED BY '<replaceable>NOVA_DBPASS</replaceable>';</userinput></screen>
<para>Replace
<replaceable>NOVA_DBPASS</replaceable> with a suitable
password.</para>
</step>
<step>
<para>Exit the database access client.</para>
</step>
</substeps>
</step>
<step>
<para>Source the <literal>admin</literal> credentials to gain access to
admin-only CLI commands:</para>
<screen><prompt>$</prompt> <userinput>source admin-openrc.sh</userinput></screen>
</step>
<step>
<para>To create the service credentials, complete these steps:</para>
<substeps>
<step>
<para>Create the <literal>nova</literal> user:</para>
<screen><prompt>$</prompt> <userinput>keystone user-create --name nova --pass <replaceable>NOVA_PASS</replaceable></userinput>
<computeroutput>+----------+----------------------------------+
| Property | Value |
+----------+----------------------------------+
| email | |
| enabled | True |
| id | 387dd4f7e46d4f72965ee99c76ae748c |
| name | nova |
| username | nova |
+----------+----------------------------------+
</computeroutput></screen>
<para>Replace <replaceable>NOVA_PASS</replaceable> with
a suitable password.</para>
</step>
<step>
<para>Add the <literal>admin</literal> role to the
<literal>nova</literal> user:</para>
<screen><prompt>$</prompt> <userinput>keystone user-role-add --user nova --tenant service --role admin</userinput></screen>
<note>
<para>This command provides no output.</para>
</note>
</step>
<step>
<para>Create the <literal>nova</literal> service entity:</para>
<screen><prompt>$</prompt> <userinput>keystone service-create --name nova --type compute \
--description "OpenStack Compute"</userinput>
<computeroutput>+-------------+----------------------------------+
| Property | Value |
+-------------+----------------------------------+
| description | OpenStack Compute |
| enabled | True |
| id | 6c7854f52ce84db795557ebc0373f6b9 |
| name | nova |
| type | compute |
+-------------+----------------------------------+
</computeroutput></screen>
</step>
</substeps>
</step>
<step>
<para>Create the Compute service API endpoints:</para>
<screen><prompt>$</prompt> <userinput>keystone endpoint-create \
--service-id $(keystone service-list | awk '/ compute / {print $2}') \
--publicurl http://<replaceable>controller</replaceable>:8774/v2/%\(tenant_id\)s \
--internalurl http://<replaceable>controller</replaceable>:8774/v2/%\(tenant_id\)s \
--adminurl http://<replaceable>controller</replaceable>:8774/v2/%\(tenant_id\)s \
--region regionOne</userinput>
<computeroutput>+-------------+-----------------------------------------+
| Property | Value |
+-------------+-----------------------------------------+
| adminurl | http://controller:8774/v2/%(tenant_id)s |
| id | c397438bd82c41198ec1a9d85cb7cc74 |
| internalurl | http://controller:8774/v2/%(tenant_id)s |
| publicurl | http://controller:8774/v2/%(tenant_id)s |
| region | regionOne |
| service_id | 6c7854f52ce84db795557ebc0373f6b9 |
+-------------+-----------------------------------------+</computeroutput></screen>
</step>
</procedure>
<procedure os="ubuntu;rhel;centos;fedora;sles;opensuse">
<title>To install and configure Compute controller components</title>
<step>
<para>Install the packages:</para>
<screen os="ubuntu"><prompt>#</prompt> <userinput>apt-get install nova-api nova-cert nova-conductor nova-consoleauth \
nova-novncproxy nova-scheduler python-novaclient</userinput></screen>
<screen os="fedora;rhel;centos"><prompt>#</prompt> <userinput>yum install openstack-nova-api openstack-nova-cert openstack-nova-conductor \
openstack-nova-console openstack-nova-novncproxy openstack-nova-scheduler \
python-novaclient</userinput></screen>
<screen os="opensuse;sles"><prompt>#</prompt> <userinput>zypper install openstack-nova-api openstack-nova-scheduler openstack-nova-cert \
openstack-nova-conductor openstack-nova-consoleauth openstack-nova-novncproxy \
python-novaclient iptables</userinput></screen>
</step>
<step>
<para>Edit the <filename>/etc/nova/nova.conf</filename> file and
complete the following actions:</para>
<substeps>
<step>
<para>Add a <literal>[database]</literal> section, and configure
database access:</para>
<programlisting language="ini">[database]
...
connection = mysql://nova:<replaceable>NOVA_DBPASS</replaceable>@controller/nova</programlisting>
<para>Replace <replaceable>NOVA_DBPASS</replaceable> with the
password you chose for the Compute database.</para>
</step>
<step>
<para>In the <literal>[DEFAULT]</literal> section, configure
<application>RabbitMQ</application> message broker access:</para>
<programlisting language="ini">[DEFAULT]
...
rpc_backend = rabbit
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 <literal>guest</literal> account in
<application>RabbitMQ</application>.</para>
</step>
<step>
<para>In the <literal>[DEFAULT]</literal> and
<literal>[keystone_authtoken]</literal> sections,
configure Identity service access:</para>
<programlisting language="ini">[DEFAULT]
...
auth_strategy = keystone
[keystone_authtoken]
...
auth_uri = http://<replaceable>controller</replaceable>:5000/v2.0
identity_uri = http://<replaceable>controller</replaceable>:35357
admin_tenant_name = service
admin_user = nova
admin_password = <replaceable>NOVA_PASS</replaceable></programlisting>
<para>Replace <replaceable>NOVA_PASS</replaceable> with the password
you chose for the <literal>nova</literal> user in the Identity
service.</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>[DEFAULT]</literal> section, configure the
<literal>my_ip</literal> option to use the management interface IP
address of the controller node:</para>
<programlisting language="ini">[DEFAULT]
...
my_ip = 10.0.0.11</programlisting>
</step>
<step>
<para>In the <literal>[DEFAULT]</literal> section, configure the
VNC proxy to use the management interface IP address of the
controller node:</para>
<programlisting language="ini">[DEFAULT]
...
vncserver_listen = 10.0.0.11
vncserver_proxyclient_address = 10.0.0.11</programlisting>
</step>
<step>
<para>In the <literal>[glance]</literal> section, configure the
location of the Image Service:</para>
<programlisting language="ini">[glance]
...
host = <replaceable>controller</replaceable></programlisting>
</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>
<step os="ubuntu;rhel;centos;fedora">
<para>Populate the Compute database:</para>
<screen><prompt>#</prompt> <userinput>su -s /bin/sh -c "nova-manage db sync" nova</userinput></screen>
</step>
</procedure>
<procedure os="debian">
<title>To install and configure the Compute controller components</title>
<step>
<para>Install the packages:</para>
<screen><prompt>#</prompt> <userinput>apt-get install nova-api nova-cert nova-conductor nova-consoleauth \
nova-novncproxy nova-scheduler python-novaclient</userinput></screen>
</step>
<step>
<para>Respond to prompts for
<link linkend="debconf-dbconfig-common">database management</link>,
<link linkend="debconf-keystone_authtoken">Identity service
credentials</link>,
<link linkend="debconf-api-endpoints">service endpoint
registration</link>, and
<link linkend="debconf-rabbitmq">message broker
credentials</link>.</para>
</step>
<step>
<para>Edit the <filename>/etc/nova/nova.conf</filename> file and
complete the following actions:</para>
<substeps>
<step>
<para>In the <literal>[DEFAULT]</literal> section, configure the VNC
proxy to use the management interface IP address of the controller
node:</para>
<programlisting language="ini">[DEFAULT]
...
vncserver_listen = 10.0.0.11
vncserver_proxyclient_address = 10.0.0.11</programlisting>
</step>
</substeps>
</step>
</procedure>
<procedure>
<title>To finalize installation</title>
<step os="ubuntu;debian">
<para>Restart the Compute services:</para>
<screen><prompt>#</prompt> <userinput>service nova-api restart</userinput>
<prompt>#</prompt> <userinput>service nova-cert restart</userinput>
<prompt>#</prompt> <userinput>service nova-consoleauth restart</userinput>
<prompt>#</prompt> <userinput>service nova-scheduler restart</userinput>
<prompt>#</prompt> <userinput>service nova-conductor restart</userinput>
<prompt>#</prompt> <userinput>service nova-novncproxy restart</userinput></screen>
</step>
<step os="rhel;centos;fedora;sles;opensuse">
<para>Start the Compute services and configure them to start when the
system boots:</para>
<screen os="rhel;centos;fedora"><prompt>#</prompt> <userinput>systemctl enable openstack-nova-api.service openstack-nova-cert.service \
openstack-nova-consoleauth.service openstack-nova-scheduler.service \
openstack-nova-conductor.service openstack-nova-novncproxy.service</userinput>
<prompt>#</prompt> <userinput>systemctl start openstack-nova-api.service openstack-nova-cert.service \
openstack-nova-consoleauth.service openstack-nova-scheduler.service \
openstack-nova-conductor.service openstack-nova-novncproxy.service</userinput></screen>
<para os="sles">On SLES:</para>
<screen os="sles"><prompt>#</prompt> <userinput>service openstack-nova-api start</userinput>
<prompt>#</prompt> <userinput>service openstack-nova-cert start</userinput>
<prompt>#</prompt> <userinput>service openstack-nova-consoleauth start</userinput>
<prompt>#</prompt> <userinput>service openstack-nova-scheduler start</userinput>
<prompt>#</prompt> <userinput>service openstack-nova-conductor start</userinput>
<prompt>#</prompt> <userinput>service openstack-nova-novncproxy start</userinput>
<prompt>#</prompt> <userinput>chkconfig openstack-nova-api on</userinput>
<prompt>#</prompt> <userinput>chkconfig openstack-nova-cert on</userinput>
<prompt>#</prompt> <userinput>chkconfig openstack-nova-consoleauth on</userinput>
<prompt>#</prompt> <userinput>chkconfig openstack-nova-scheduler on</userinput>
<prompt>#</prompt> <userinput>chkconfig openstack-nova-conductor on</userinput>
<prompt>#</prompt> <userinput>chkconfig openstack-nova-novncproxy on</userinput></screen>
<para os="opensuse">On openSUSE:</para>
<screen os="opensuse"><prompt>#</prompt> <userinput>systemctl enable openstack-nova-api.service openstack-nova-cert.service \
openstack-nova-consoleauth.service openstack-nova-scheduler.service \
openstack-nova-conductor.service openstack-nova-novncproxy.service</userinput>
<prompt>#</prompt> <userinput>systemctl start openstack-nova-api.service openstack-nova-cert.service \
openstack-nova-consoleauth.service openstack-nova-scheduler.service \
openstack-nova-conductor.service openstack-nova-novncproxy.service</userinput></screen>
</step>
<step os="ubuntu">
<para>By default, the Ubuntu packages create an SQLite database.</para>
<para>Because this configuration uses a SQL database server, you can
remove the SQLite database file:</para>
<screen><prompt>#</prompt> <userinput>rm -f /var/lib/nova/nova.sqlite</userinput></screen>
</step>
</procedure>
</section>
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