Increase dashboard installation introduction clarity
Moved content associated with the administration guide to the "next steps" section of the Horizon install guide. Added content to the Horizon installation introduction to increase clarity, and match the OpenStack installation documents. Unified xml file header. Change-Id: I3a1f9fc1e1515d22a6b3e7ddc19df1db3ecfd884 backport: none Implements: blueprint installation-guide-improvements
This commit is contained in:
Joseph Robinson
Diane Fleming
parent
4ba9387bc5
commit
3489d19410
@ -13,32 +13,33 @@
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<para>The dashboard enables web-based interactions with the
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OpenStack Compute cloud controller through the OpenStack
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APIs.</para>
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<para>These instructions show an example deployment configured with
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an Apache web server.</para>
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<para>After you <link linkend="install_dashboard">install and
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configure the dashboard</link>, you can complete the following
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tasks:</para>
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<itemizedlist>
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<listitem>
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<para>Customize your dashboard. See section <link
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xlink:href="http://docs.openstack.org/admin-guide-cloud/content/ch_install-dashboard.html#dashboard-custom-brand"
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>Customize the dashboard</link> in the <link
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xlink:href="http://docs.openstack.org/admin-guide-cloud/content/"
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><citetitle>OpenStack Cloud Administrator
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Guide</citetitle></link>.</para>
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</listitem>
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<listitem>
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<para>Set up session storage for the dashboard. See <xref
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linkend="dashboard-sessions"/>.</para>
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</listitem>
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</itemizedlist>
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<para>Horizon enables you to customize the brand of the dashboard.</para>
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<para>Horizon provides a set of core classes and reusable templates and tools.</para>
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<para>This example deployment uses an Apache web server.</para>
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<xi:include href="section_dashboard-system-reqs.xml"/>
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<xi:include href="section_dashboard-install.xml"/>
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<xi:include href="../common/section_dashboard_sessions.xml"/>
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<section xml:id="section_horizon_next_steps">
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<title>Next steps</title>
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<para>Your OpenStack environment now includes the dashboard. You can
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<link linkend="launch-instance">launch an instance</link> or add more
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services to your environment in the following chapters.</para>
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<link linkend="launch-instance">launch an instance</link> or add
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more services to your environment in the following chapters.</para>
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<para>After you install and configure the dashboard, you can
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complete the following tasks:</para>
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<itemizedlist>
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<listitem>
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<para>Customize your dashboard. See section <link xlink:href="http://docs.openstack.org/admin-guide-cloud/content/ch_install-dashboard.html#dashboard-custom-brand"
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>Customize the dashboard</link> in the <link xlink:href="http://docs.openstack.org/admin-guide-cloud/content/"
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><citetitle>OpenStack Cloud Administrator Guide</citetitle></link>
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for information on setting up colors, logos, and site titles.</para>
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</listitem>
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<listitem>
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<para>Set up session storage. See section <link xlink:href="http://docs.openstack.org/admin-guide-cloud/content/dashboard-sessions.html#dashboard-sessions">Set up session storage for the dashboard</link>
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in the <link xlink:href="http://docs.openstack.org/admin-guide-cloud/content/"
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><citetitle>OpenStack Cloud Administrator Guide</citetitle></link> for information on user
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session data.</para>
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</listitem>
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</itemizedlist>
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</section>
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</chapter>
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@ -6,96 +6,74 @@
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xml:id="install_dashboard">
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<?dbhtml stop-chunking?>
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<title>Install the dashboard</title>
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<para>Before you can install and configure the dashboard, meet the
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requirements in <xref linkend="dashboard-system-requirements"
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/>.</para>
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<para>Before you can install and configure the dashboard, meet the requirements in <xref
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linkend="dashboard-system-requirements"/>.</para>
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<note>
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<para>When you install only Object Storage and the Identity
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Service, even if you install the dashboard, it does not
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pull up projects and is unusable.</para>
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<para>When you install the dashboard with only OpenStack Object Storage and Identity, the
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dashboard does not show projects and is unusable.</para>
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</note>
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<para>For more information about how to deploy the dashboard, see
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<link
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<para>For more information about how to deploy the dashboard, see <link
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xlink:href="http://docs.openstack.org/developer/horizon/topics/deployment.html"
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>deployment topics in the developer
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documentation</link>.</para>
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>deployment topics in the developer documentation</link>.</para>
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<procedure>
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<step>
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<para>Install the dashboard on the node that can contact
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the Identity Service as root:</para>
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<para>Install the dashboard on the node that can contact the Identity service as
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root:</para>
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<screen os="ubuntu;debian"><prompt>#</prompt> <userinput>apt-get install apache2 memcached libapache2-mod-wsgi openstack-dashboard</userinput></screen>
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<screen os="rhel;centos;fedora"><prompt>#</prompt> <userinput>yum install memcached python-memcached mod_wsgi openstack-dashboard</userinput></screen>
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<screen os="opensuse;sles"><prompt>#</prompt> <userinput>zypper install memcached python-python-memcached apache2-mod_wsgi openstack-dashboard openstack-dashboard-test</userinput></screen>
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<note os="ubuntu">
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<title>Note for Ubuntu users</title>
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<para>Remove the
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<literal>openstack-dashboard-ubuntu-theme</literal>
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package. This theme prevents translations, several
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menus as well as the network map from rendering
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correctly:
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<para>The <package>openstack-dashboard-ubuntu-theme</package> package prevents
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translations, several menus, and the network map from rendering correctly.
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Remove this package:</para>
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<screen><prompt>#</prompt> <userinput>apt-get remove --purge openstack-dashboard-ubuntu-theme</userinput></screen>
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</para>
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</note>
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<note os="debian">
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<title>Note for Debian users</title>
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<para>To install the Apache package:</para>
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<screen><prompt>#</prompt> <userinput>apt-get install openstack-dashboard-apache</userinput></screen>
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<para>This command installs and configures Apache
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correctly, provided that the user asks for it
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during the <package>debconf</package> prompts. The
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default SSL certificate is self-signed, and it is
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probably wise to have it signed by a root
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<para>This command installs and configures Apache correctly, provided that the user
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asks for it during the <package>debconf</package> prompts. The default SSL
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certificate is self-signed, and it is probably wise to have it signed by a root
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Certificate Authority (CA).</para>
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</note>
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</step>
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<step>
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<para>Modify the value of
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<literal>CACHES['default']['LOCATION']</literal>
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in <filename os="ubuntu;debian"
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<para>Modify the value of <literal>CACHES['default']['LOCATION']</literal> in <filename
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os="ubuntu;debian"
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>/etc/openstack-dashboard/local_settings.py</filename><filename
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os="centos;fedora;rhel"
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>/etc/openstack-dashboard/local_settings</filename><filename
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os="opensuse;sles"
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>/etc/openstack-dashboard/local_settings</filename><filename os="opensuse;sles"
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>/srv/www/openstack-dashboard/openstack_dashboard/local/local_settings.py</filename>
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to match the ones set in <filename os="ubuntu;debian"
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>/etc/memcached.conf</filename><filename
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os="centos;fedora;rhel;opensuse;sles"
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>/etc/memcached.conf</filename><filename os="centos;fedora;rhel;opensuse;sles"
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>/etc/sysconfig/memcached</filename>.</para>
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<para>Open <filename os="ubuntu;debian"
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>/etc/openstack-dashboard/local_settings.py</filename>
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<filename os="centos;fedora;rhel"
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>/etc/openstack-dashboard/local_settings</filename>
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<filename os="centos;fedora;rhel">/etc/openstack-dashboard/local_settings</filename>
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and look for this line:</para>
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<programlisting language="python" linenumbering="unnumbered"><?db-font-size 75%?>CACHES = {
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'default': {
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'BACKEND' : 'django.core.cache.backends.memcached.MemcachedCache',
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'LOCATION' : '127.0.0.1:11211'
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}
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}</programlisting>
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<programlisting language="python" linenumbering="unnumbered"><?db-font-size 75%?>CACHES = \
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{'default': {'BACKEND': 'django.core.cache.backends.memcached.MemcachedCache',
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'LOCATION': '127.0.0.1:11211'}}</programlisting>
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<note>
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<title>Notes</title>
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<itemizedlist>
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<listitem>
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<para>The address and port must match the ones
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set in <filename os="ubuntu;debian"
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>/etc/memcached.conf</filename><filename
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<para>The address and port must match the ones set in <filename
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os="ubuntu;debian">/etc/memcached.conf</filename><filename
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os="centos;fedora;rhel;opensuse;sles"
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>/etc/sysconfig/memcached</filename>.</para>
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<para>If you change the memcached settings,
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you must restart the Apache web server for
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the changes to take effect.</para>
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<para>If you change the memcached settings, you must restart the Apache web
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server for the changes to take effect.</para>
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</listitem>
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<listitem>
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<para>You can use options other than memcached
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option for session storage. Set the
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session back-end through the
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<parameter>SESSION_ENGINE</parameter>
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option.</para>
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<para>You can use options other than memcached option for session storage.
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Set the session back-end through the
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<parameter>SESSION_ENGINE</parameter> option.</para>
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</listitem>
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<listitem>
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<para>To change the timezone, use the
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dashboard or edit the <filename
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<para>To change the timezone, use the dashboard or edit the <filename
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os="centos;fedora;rhel"
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>/etc/openstack-dashboard/local_settings</filename><filename
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os="ubuntu;debian"
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@ -103,64 +81,64 @@
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os="opensuse;sles"
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>/srv/www/openstack-dashboard/openstack_dashboard/local/local_settings.py</filename>
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file.</para>
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<para>Change the following parameter:
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<code>TIME_ZONE = "UTC"</code></para>
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<para>Change the following parameter: <code>TIME_ZONE = "UTC"</code></para>
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</listitem>
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</itemizedlist>
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</note>
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</step>
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<step>
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<para>Update the <literal>ALLOWED_HOSTS</literal> in
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<filename>local_settings.py</filename> to include
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the addresses you wish to access the dashboard
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from.</para>
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<filename>local_settings.py</filename> to include the addresses from which you
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want to access the dashboard.</para>
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<para>Edit <filename os="centos;fedora;rhel"
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>/etc/openstack-dashboard/local_settings</filename><filename
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os="ubuntu;debian"
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>/etc/openstack-dashboard/local_settings</filename><filename os="ubuntu;debian"
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>/etc/openstack-dashboard/local_settings.py</filename><filename
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os="opensuse;sles"
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>/srv/www/openstack-dashboard/openstack_dashboard/local/local_settings.py</filename>:</para>
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<programlisting language="python" linenumbering="unnumbered"><?db-font-size 75%?>ALLOWED_HOSTS = ['localhost', 'my-desktop']
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</programlisting>
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<programlisting language="python" linenumbering="unnumbered"><?db-font-size 75%?>ALLOWED_HOSTS = ['localhost', 'my-desktop']</programlisting>
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</step>
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<step>
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<para>This guide assumes that you are running the
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Dashboard on the controller node. You can easily run
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the dashboard on a separate server, by changing the
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appropriate settings in
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<filename>local_settings.py</filename>.</para>
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<para>This guide assumes that you are running the dashboard on the controller node. You
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can easily run the dashboard on a separate server by changing the appropriate
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settings in <filename>local_settings.py</filename>.</para>
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<para>Edit <filename os="centos;fedora;rhel"
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>/etc/openstack-dashboard/local_settings</filename><filename
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os="ubuntu;debian"
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>/etc/openstack-dashboard/local_settings</filename><filename os="ubuntu;debian"
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>/etc/openstack-dashboard/local_settings.py</filename><filename
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os="opensuse;sles"
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>/srv/www/openstack-dashboard/openstack_dashboard/local/local_settings.py</filename>
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and change <literal>OPENSTACK_HOST</literal> to the
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hostname of your Identity Service:</para>
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<programlisting language="python" linenumbering="unnumbered"><?db-font-size 75%?>OPENSTACK_HOST = "controller"
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</programlisting>
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and change <literal>OPENSTACK_HOST</literal> to the host name of your Identity
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service:</para>
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<programlisting language="python" linenumbering="unnumbered"><?db-font-size 75%?>OPENSTACK_HOST = "controller"</programlisting>
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</step>
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<step os="opensuse;sles">
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<para>Setup Apache configuration:
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<para>Configure Apache:</para>
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<screen><prompt>#</prompt> <userinput>cp /etc/apache2/conf.d/openstack-dashboard.conf.sample \
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/etc/apache2/conf.d/openstack-dashboard.conf</userinput>
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<prompt>#</prompt> <userinput>a2enmod rewrite;a2enmod ssl;a2enmod wsgi</userinput></screen>
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</para>
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</step>
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<step os="opensuse;sles">
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<para>By default, the
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<systemitem>openstack-dashboard</systemitem>
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package enables a database as session store. Before
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you continue, either change the session store set up
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as described in <xref linkend="dashboard-sessions"/>
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or finish the setup of the database session store as
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explained in <xref
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linkend="dashboard-session-database"/>.</para>
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<para>By default, the <package>openstack-dashboard</package> package enables a database
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as a session store.</para>
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<para>Before you continue, you can either:</para>
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<itemizedlist>
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<listitem>
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<para>Change the session store. See <link
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xlink:href="http://docs.openstack.org/admin-guide-cloud/content/dashboard-sessions.html"
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><citetitle pubwork="chapter">Set up session
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storage</citetitle></link> in the <citetitle>Cloud Administrator
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Guide</citetitle>.</para>
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</listitem>
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<listitem>
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<para>Complete the database session store set up. See <link
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xlink:href="http://docs.openstack.org/admin-guide-cloud/content/dashboard-session-database.html">
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<citetitle pubwork="chapter">Initialize and configure the
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database</citetitle></link>.</para>
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</listitem>
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</itemizedlist>
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</step>
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<step os="centos;fedora;rhel">
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<para>Ensure that the SELinux policy of the system is
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configured to allow network connections to the HTTP
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server.</para>
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<para>Ensure that the SELinux policy of the system is configured to allow network
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connections to the HTTP server:</para>
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<screen><prompt>#</prompt> <userinput>setsebool -P httpd_can_network_connect on</userinput></screen>
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</step>
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<step>
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@ -180,12 +158,10 @@
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<para>You can now access the dashboard at <uri os="ubuntu"
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>http://controller/horizon</uri>
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<uri os="debian">https://controller/</uri>
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<uri os="centos;fedora;rhel"
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>http://controller/dashboard</uri>
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<uri os="opensuse;sles"
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>http://controller</uri>.</para>
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<para>Login with credentials for any user that you created
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with the OpenStack Identity Service.</para>
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<uri os="centos;fedora;rhel">http://controller/dashboard</uri>
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<uri os="opensuse;sles">http://controller</uri>.</para>
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<para>Log in with credentials for any user that you created with OpenStack
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Identity.</para>
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</step>
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</procedure>
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</section>
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