221 lines
10 KiB
XML
221 lines
10 KiB
XML
<?xml version="1.0" encoding="utf-8"?>
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<section xml:id="keystone-install"
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xmlns="http://docbook.org/ns/docbook"
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xmlns:xi="http://www.w3.org/2001/XInclude"
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xmlns:xlink="http://www.w3.org/1999/xlink" version="5.0">
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<title>Install the Identity Service</title>
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<procedure>
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<step>
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<para>Install the OpenStack Identity Service on the controller node,
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together with <application>python-keystoneclient</application> (which is a
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dependency):</para>
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<screen os="ubuntu;debian"><prompt>#</prompt> <userinput>apt-get install keystone</userinput></screen>
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<screen os="rhel;centos;fedora"><prompt>#</prompt> <userinput>yum install openstack-keystone python-keystoneclient</userinput></screen>
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<screen os="opensuse;sles"><prompt>#</prompt> <userinput>zypper install openstack-keystone python-keystoneclient openstack-utils</userinput></screen>
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</step>
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<step os="debian">
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<para>Answer to the <systemitem class="library"
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>debconf</systemitem> and <systemitem class="library"
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>dbconfig-common</systemitem> questions for setting-up the
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database.</para>
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</step>
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<step os="rhel;centos;fedora;opensuse;sles;ubuntu">
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<para>The Identity Service uses a database to store information.
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Specify the location of the database in the configuration
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file. In this guide, we use a MySQL database on the controller
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node with the username <literal>keystone</literal>. Replace
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<literal><replaceable>KEYSTONE_DBPASS</replaceable></literal>
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with a suitable password for the database user.</para>
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<screen os="rhel;centos;fedora;opensuse;sles"><prompt>#</prompt> <userinput>openstack-config --set /etc/keystone/keystone.conf \
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sql connection mysql://keystone:<replaceable>KEYSTONE_DBPASS</replaceable>@controller/keystone</userinput></screen>
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<para os="ubuntu">Edit
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<filename>/etc/keystone/keystone.conf</filename> and change
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the <literal>[sql]</literal> section.</para>
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<programlisting os="ubuntu" language="ini">
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...
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[sql]
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# The SQLAlchemy connection string used to connect to the database
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connection = mysql://keystone:KEYSTONE_DBPASS@controller/keystone
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...
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</programlisting>
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</step>
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<step os="rhel;centos;fedora;opensuse;sles">
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<para>Use the <command>openstack-db</command> command to create
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the database and tables, as well as a database user called
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<literal>keystone</literal> to connect to the database.
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Replace
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<literal><replaceable>KEYSTONE_DBPASS</replaceable></literal>
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with the same password used in the previous step.</para>
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<screen><prompt>#</prompt> <userinput>openstack-db --init --service keystone --password <replaceable>KEYSTONE_DBPASS</replaceable></userinput></screen>
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</step>
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<step os="ubuntu">
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<para>By default, the Ubuntu packages create an SQLite database.
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Delete the <filename>keystone.db</filename> file created in
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the <filename>/var/lib/keystone/</filename> directory so that it
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does not get used by mistake.</para>
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</step>
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<step os="ubuntu">
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<para>Use the password that you set previously to log in as
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root. Create a <literal>keystone</literal> database
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user:</para>
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<screen><prompt>#</prompt> <userinput>mysql -u root -p</userinput>
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<prompt>mysql></prompt> <userinput>CREATE DATABASE keystone;</userinput>
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<prompt>mysql></prompt> <userinput>GRANT ALL PRIVILEGES ON keystone.* TO 'keystone'@'localhost' \
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IDENTIFIED BY '<replaceable>KEYSTONE_DBPASS</replaceable>';</userinput>
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<prompt>mysql></prompt> <userinput>GRANT ALL PRIVILEGES ON keystone.* TO 'keystone'@'%' \
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IDENTIFIED BY '<replaceable>KEYSTONE_DBPASS</replaceable>';</userinput></screen>
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</step>
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<step os="ubuntu">
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<para>Create the database tables for the Identity Service:</para>
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<screen><prompt>#</prompt> <userinput>keystone-manage db_sync</userinput></screen>
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</step>
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<step os="debian">
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<para>Define an authorization token to use as a shared secret
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between the Identity Service and other OpenStack services.
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Respond to the <package>debconf</package> prompt with the
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value in the <code>admin_token</code> directive in the
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<filename>keystone.conf</filename> file. Use the
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<command>openssl rand -hex 10</command> command to generate
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this password.</para>
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<informalfigure>
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<mediaobject>
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<imageobject>
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<imagedata scale="50"
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fileref="figures/debconf-screenshots/keystone_1_admin_token.png"
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/>
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</imageobject>
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</mediaobject>
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</informalfigure>
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<para>Later, you can verify that the
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<filename>/etc/keystone/keystone.conf</filename> file
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contains the password you have set using
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<package>debconf</package>:
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<programlisting language="ini">[DEFAULT]
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# A "shared secret" between keystone and other openstack services
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admin_token = ADMIN_TOKEN
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...</programlisting></para>
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<para>If you omit a password (for example by pressing Enter at the
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<package>debconf</package> prompt, or installing Keystone
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using the Debconf non-interactive mode) the package generates a random
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<literal>ADMIN_TOKEN</literal> value.</para>
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</step>
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<step os="debian">
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<para>Respond to the prompts to create an administrative
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tenant:</para>
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<informalfigure>
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<mediaobject>
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<imageobject>
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<imagedata scale="50"
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fileref="figures/debconf-screenshots/keystone_2_register_admin_tenant_yes_no.png"
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/>
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</imageobject>
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</mediaobject>
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</informalfigure>
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<informalfigure>
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<mediaobject>
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<imageobject>
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<imagedata scale="50"
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fileref="figures/debconf-screenshots/keystone_3_admin_user_name.png"
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/>
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</imageobject>
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</mediaobject>
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</informalfigure>
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<informalfigure>
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<mediaobject>
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<imageobject>
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<imagedata scale="50"
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fileref="figures/debconf-screenshots/keystone_4_admin_user_email.png"
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/>
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</imageobject>
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</mediaobject>
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</informalfigure>
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<informalfigure>
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<mediaobject>
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<imageobject>
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<imagedata scale="50"
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fileref="figures/debconf-screenshots/keystone_5_admin_user_pass.png"
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/>
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</imageobject>
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</mediaobject>
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</informalfigure>
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<informalfigure>
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<mediaobject>
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<imageobject>
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<imagedata scale="50"
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fileref="figures/debconf-screenshots/keystone_6_admin_user_pass_confirm.png"
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/>
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</imageobject>
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</mediaobject>
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</informalfigure>
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</step>
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<step os="debian">
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<para>If this is the first time you have installed the Identity
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Service, register the Identity Service in the service
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catalog:</para>
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<informalfigure>
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<mediaobject>
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<imageobject>
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<imagedata scale="50"
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fileref="figures/debconf-screenshots/keystone_7_register_endpoint.png"
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/>
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</imageobject>
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</mediaobject>
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</informalfigure>
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</step>
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<step os="rhel;centos;fedora;opensuse;sles;ubuntu">
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<para>Define an authorization token to use as a shared secret
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between the Identity Service and other OpenStack services. Use
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<command>openssl</command> to generate a random token and
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store it in the configuration file:</para>
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<screen os="rhel;centos;fedora;opensuse;sles"><prompt>#</prompt> <userinput>ADMIN_TOKEN=$(openssl rand -hex 10)</userinput>
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<prompt>#</prompt> <userinput>echo $ADMIN_TOKEN</userinput>
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<prompt>#</prompt> <userinput>openstack-config --set /etc/keystone/keystone.conf DEFAULT \
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admin_token $ADMIN_TOKEN</userinput></screen>
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<screen os="ubuntu"><prompt>#</prompt> <userinput>openssl rand -hex 10</userinput></screen>
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<para os="sles;opensuse">For SUSE Linux Enterprise use instead
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as first command:</para>
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<screen os="opensuse;sles"><prompt>#</prompt> <userinput>ADMIN_TOKEN=$(openssl rand 10|hexdump -e '1/1 "%.2x"')</userinput></screen>
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<para os="ubuntu">Edit
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<filename>/etc/keystone/keystone.conf</filename> and change
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the <literal>[DEFAULT]</literal> section, replacing
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ADMIN_TOKEN with the results of the command.</para>
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<programlisting os="ubuntu" language="ini">[DEFAULT]
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# A "shared secret" between keystone and other openstack services
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admin_token = ADMIN_TOKEN
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...</programlisting>
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</step>
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<step os="rhel;centos;fedora;opensuse;sles">
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<para>By default, Keystone uses PKI tokens. Create the signing
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keys and certificates:</para>
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<screen os="rhel;centos;fedora"><prompt>#</prompt> <userinput>keystone-manage pki_setup --keystone-user keystone --keystone-group keystone</userinput>
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<prompt>#</prompt> <userinput>chown -R keystone:keystone /etc/keystone/* /var/log/keystone/keystone.log</userinput></screen>
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<screen os="opensuse;sles"><prompt>#</prompt> <userinput>keystone-manage pki_setup --keystone-user openstack-keystone \
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--keystone-group openstack-keystone</userinput>
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<prompt>#</prompt> <userinput>chown -R openstack-keystone:openstack-keystone /etc/keystone/* \
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/var/log/keystone/keystone.log</userinput></screen>
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</step>
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<step os="opensuse;sles">
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<para>Set up the
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<filename>/etc/keystone/default_catalog.templates</filename>
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file:</para>
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<screen><prompt>#</prompt> <userinput>KEYSTONE_CATALOG=/etc/keystone/default_catalog.templates</userinput>
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<prompt>#</prompt> <userinput>sed -e "s,%SERVICE_HOST%,192.168.0.10,g" \
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-e "s/%S3_SERVICE_PORT%/8080/" \
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$KEYSTONE_CATALOG.sample > $KEYSTONE_CATALOG</userinput></screen>
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</step>
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<step os="ubuntu">
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<para>Restart the Identity Service:</para>
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<screen><prompt>#</prompt> <userinput>service keystone restart</userinput></screen>
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</step>
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<step os="rhel;fedora;centos;opensuse;sles">
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<para>Start the Identity Service and enable it to start when the
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system boots:</para>
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<screen os="rhel;fedora;centos;sles;opensuse"><prompt>#</prompt> <userinput>service openstack-keystone start</userinput>
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<prompt>#</prompt> <userinput>chkconfig openstack-keystone on</userinput></screen>
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</step>
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</procedure>
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</section>
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