openstack-manuals/doc/common/section_dashboard-install.xml
Diane Fleming c2bfed945d Fixes to Cloud Admin Guide for Havana (testing with Anne G)
Change-Id: I65a12cfdde82c069684e7fac0b53ae5720b6ebda
author: diane fleming
2013-09-30 13:31:08 -05:00

110 lines
5.7 KiB
XML

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE section [
<!-- Some useful entities borrowed from HTML -->
<!ENTITY ndash "&#x2013;">
<!ENTITY mdash "&#x2014;">
<!ENTITY hellip "&#x2026;">
]>
<section xml:id="install_dashboard"
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">
<?dbhtml stop-chunking?>
<title>Install the dashboard</title>
<para>Before you can install and configure the dashboard, meet the
requirements in <xref linkend="dashboard-system-requirements"
/>.</para>
<para>For more information about how to deploy the dashboard, see
<link
xlink:href="http://docs.openstack.org/developer/horizon/topics/deployment.html"
>Deploying Horizon</link>.</para>
<procedure>
<step>
<para>Install the dashboard on the node that can contact
the Identity Service as root:</para>
<screen os="ubuntu" language="bash"><prompt>#</prompt> <userinput>apt-get install memcached libapache2-mod-wsgi openstack-dashboard</userinput></screen>
<screen os="rhel;centos;fedora" language="bash"><prompt>#</prompt> <userinput>yum install memcached python-memcached mod_wsgi openstack-dashboard</userinput></screen>
<screen os="opensuse" language="bash"><prompt>#</prompt> <userinput>zypper install memcached python-python-memcached apache2-mod_wsgi openstack-dashboard</userinput></screen>
</step>
<step>
<para>Modify the value of
<literal>CACHES['default']['LOCATION']</literal>
in <filename os="ubuntu"
>/etc/openstack-dashboard/local_settings.py</filename><filename
os="centos;fedora;rhel"
>/etc/openstack-dashboard/local_settings</filename><filename
os="opensuse"
>/usr/share/openstack-dashboard/openstack_dashboard/local/local_settings.py</filename>
to match the ones set in <filename os="ubuntu"
>/etc/memcached.conf</filename><filename
os="centos;fedora;rhel;opensuse"
>/etc/sysconfig/memcached.conf</filename>.</para>
<para>Open <filename os="ubuntu"
>/etc/openstack-dashboard/local_settings.py</filename>
<filename os="centos;fedora;rhel"
>/etc/openstack-dashboard/local_settings</filename>
and look for this line:</para>
<programlisting language="bash" linenumbering="unnumbered"><?db-font-size 75%?>CACHES = {
'default': {
'BACKEND' : 'django.core.cache.backends.memcached.MemcachedCache',
'LOCATION' : '127.0.0.1:11211'
}
}</programlisting>
<note xlink:href="#installing-openstack-dashboard"
xlink:title="Notes">
<title>Notes</title>
<itemizedlist>
<listitem>
<para>The address and port must match the ones
set in <filename os="ubuntu"
>/etc/memcached.conf</filename><filename
os="centos;fedora;rhel;opensuse"
>/etc/sysconfig/memcached</filename>.</para>
<para>If you change the memcached settings,
you must restart the Apache web server for
the changes to take effect.</para>
</listitem>
<listitem>
<para>You can use options other than memcached
option for session storage. Set the
session back-end through the
<parameter>SESSION_ENGINE</parameter>
option.</para>
</listitem>
<listitem>
<para>To change the timezone, use the
dashboard or edit the <filename
os="centos;fedora;rhel"
>/etc/openstack-dashboard/local_settings</filename><filename
os="ubuntu"
>/etc/openstack-dashboard/local_settings.py</filename><filename
os="opensuse"
>/usr/share/openstack-dashboard/openstack_dashboard/local/local_settings.py</filename>
file.</para>
<para>Change the following parameter:
<code>TIME_ZONE = "UTC"</code>
</para>
</listitem>
</itemizedlist>
</note>
</step>
<step>
<para>Make sure that the web browser on your local machine
supports HTML5.</para>
<para>Enable cookies and JavaScript.</para>
<note>
<para>To use the VNC client with the dashboard, the
browser must support HTML5 Canvas and HTML5
WebSockets.</para>
<para>For details about browsers that support noVNC,
see <link
xlink:href="https://github.com/kanaka/noVNC/blob/master/README.md"
>https://github.com/kanaka/noVNC/blob/master/README.md</link>,
and <link
xlink:href="https://github.com/kanaka/noVNC/wiki/Browser-support"
>https://github.com/kanaka/noVNC/wiki/Browser-support</link>.</para>
</note>
</step>
</procedure>
</section>