openstack/openstack-manuals
Code Issues Proposed changes
ee1c854256
openstack-manuals/doc/training-guides/lab001-control-node.xml
Tom Fifield 14fc537270 Replace Havana references with Icehouse 
Fix URLs to point to Icehouse, now docs.openstack.org/icehouse
is available.

Change-Id: Id614a8c7b43d707436369675d946d2a70896dd23
2014-04-18 11:00:43 +08:00

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<?xml version="1.0" encoding="utf-8"?>
<chapter 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="lab001-control-node.xml">
<title>Control Node</title>
<para><emphasis role="bold">Network Diagram :</emphasis></para>
<figure>
<title>Network Diagram</title>
<mediaobject>
<imageobject>
<imagedata fileref="figures/lab000-virtual-box/image03.png"/>
</imageobject>
</mediaobject>
</figure>
<para>Publicly editable image source at <link
xlink:href="https://docs.google.com/drawings/d/1GX3FXmkz3c_tUDpZXUVMpyIxicWuHs5fNsHvYNjwNNk/edit?usp=sharing"
>https://docs.google.com/drawings/d/1GX3FXmkz3c_tUDpZXUVMpyIxicWuHs5fNsHvYNjwNNk/edit?usp=sharing</link></para>
<para><emphasis role="bold">Vboxnet0</emphasis>, <emphasis
role="bold">Vboxnet1</emphasis>, <emphasis role="bold"
>Vboxnet2</emphasis> - are virtual networks setup up by virtual
box with your host machine. This is the way your host can
communicate with the virtual machines. These networks are in turn
used by virtual box VM’s for OpenStack networks, so that
OpenStack’s services can communicate with each other.</para>
<para><guilabel>Controller Node</guilabel></para>
<para>Start your Controller Node the one you setup in previous section.</para>
<para><emphasis role="bold">Preparing Ubuntu
13.04/12.04</emphasis></para>
<itemizedlist>
<listitem>
<para>After you install Ubuntu Server, go in sudo mode</para>
<para>
<screen><prompt>$</prompt> <userinput>sudo su</userinput></screen>
</para>
</listitem>
<listitem>
<para>Add Havana repositories:</para>
<screen><prompt>#</prompt> <userinput>apt-get install ubuntu-cloud-keyring python-software-properties software-properties-common python-keyring</userinput></screen>
<screen><prompt>#</prompt> <userinput>echo deb http://ubuntu-cloud.archive.canonical.com/ubuntu precise-updates/icehouse main >> /etc/apt/sources.list.d/icehouse.list</userinput></screen>
</listitem>
<listitem>
<para>Update your system:</para>
<screen><prompt>#</prompt> <userinput>apt-get update</userinput>
<prompt>#</prompt> <userinput>apt-get upgrade</userinput>
<prompt>#</prompt> <userinput>apt-get dist-upgrade</userinput></screen>
</listitem>
</itemizedlist>
<para><emphasis role="bold">Networking :</emphasis></para>
<para>Configure your network by editing <filename>/etc/network/interfaces</filename> file</para>
<itemizedlist>
<listitem><para>Open <filename>/etc/network/interfaces</filename> and edit file as mentioned:</para>
<para>
<programlisting># This file describes the network interfaces available on your system
# and how to activate them. For more information, see interfaces(5).
# This file is configured for OpenStack Control Node by dguitarbite.
# Note: Selection of the IP addresses is important, changing them may break some of OpenStack Related services,
# As these IP addresses are essential for communication between them.
# The loopback network interface - for Host-Onlyroot
auto lo
iface lo inet loopback
# Virtual Box vboxnet0 - OpenStack Management Network
# (Virtual Box Network Adapter 1)
auto eth0
iface eth0 inet static
address 10.10.10.51
netmask 255.255.255.0
gateway 10.10.10.1
# Virtual Box vboxnet2 - for exposing OpenStack API over external network
# (Virtual Box Network Adapter 2)
auto eth1
iface eth1 inet static
address 192.168.100.51
netmask 255.255.255.0
gateway 192.168.100.1
# The primary network interface - Virtual Box NAT connection
# (Virtual Box Network Adapter 3)
auto eth2
iface eth2 inet dhcp</programlisting>
</para> </listitem>
<listitem>
<para>After saving the interfaces file, restart the networking service</para>
<para>
<screen><prompt>#</prompt> <userinput>service networking restart</userinput></screen>
<screen><prompt>#</prompt> <userinput>ifconfig</userinput></screen>
</para> </listitem>
<listitem>
<para>You should see the expected network interface cards having the required IP Addresses.</para>
</listitem>
</itemizedlist>
<para><emphasis role="bold">SSH from HOST</emphasis></para>
<itemizedlist>
<listitem>
<para>Create an SSH key pair for your Control Node. Follow the same steps as you did in the starting section of the article for your host machine.</para>
</listitem>
<listitem>
<para>To SSH into the Control Node from the Host Machine type the below command.</para>
<para>
<screen><prompt>$</prompt> <userinput>ssh control@10.10.10.51</userinput></screen>
<screen><prompt>$</prompt> <userinput>sudo su</userinput></screen>
</para>
</listitem>
<listitem>
<para>Now you can have access to your host clipboard.</para>
</listitem>
</itemizedlist>
<para><emphasis role="bold">My SQL</emphasis></para>
<itemizedlist>
<listitem>
<para>Install MySQL:</para>
<para>
<screen><prompt>#</prompt> <userinput>apt-get install -y mysql-server python-mysqldb</userinput></screen>
</para>
</listitem>
<listitem>
<para>Configure mysql to accept all incoming requests:</para>
<para>
<screen><prompt>#</prompt> <userinput>sed -i 's/127.0.0.1/0.0.0.0/g' /etc/mysql/my.cnf</userinput></screen>
<screen><prompt>#</prompt> <userinput>service mysql restart</userinput></screen>
</para>
</listitem>
</itemizedlist>
<para><emphasis role="bold">RabbitMQ</emphasis></para>
<itemizedlist>
<listitem>
<para>Install RabbitMQ:</para>
<para>
<screen><prompt>#</prompt> <userinput>apt-get install -y rabbitmq-server</userinput></screen>
</para>
</listitem>
<listitem>
<para>Install NTP service:</para>
<para>
<screen><prompt>#</prompt> <userinput>apt-get install -y ntp</userinput></screen>
</para>
</listitem>
<listitem>
<para>Create these databases:</para>
<para>
<screen><prompt>$</prompt> <userinput>mysql -u root -p</userinput></screen>
<screen><prompt>mysql> </prompt><userinput>CREATE DATABASE keystone;</userinput></screen>
<screen><prompt>mysql> </prompt><userinput>GRANT ALL ON keystone.* TO 'keystoneUser'@'%' IDENTIFIED BY 'keystonePass';</userinput></screen>
<screen><prompt>mysql> </prompt><userinput>CREATE DATABASE glance;</userinput></screen>
<screen><prompt>mysql> </prompt><userinput>GRANT ALL ON glance.* TO 'glanceUser'@'%' IDENTIFIED BY 'glancePass';</userinput></screen>
<screen><prompt>mysql> </prompt><userinput>CREATE DATABASE neutron;</userinput></screen>
<screen><prompt>mysql> </prompt><userinput>GRANT ALL ON neutron.* TO 'neutronUser'@'%' IDENTIFIED BY 'neutronPass';</userinput></screen>
<screen><prompt>mysql> </prompt><userinput>CREATE DATABASE nova;</userinput></screen>
<screen><prompt>mysql> </prompt><userinput>GRANT ALL ON nova.* TO 'novaUser'@'%' IDENTIFIED BY 'novaPass';</userinput></screen>
<screen><prompt>mysql> </prompt><userinput>CREATE DATABASE cinder;</userinput></screen>
<screen><prompt>mysql> </prompt><userinput>GRANT ALL ON cinder.* TO 'cinderUser'@'%' IDENTIFIED BY 'cinderPass';</userinput></screen>
<screen><prompt>mysql> </prompt><userinput>quit;</userinput></screen>
</para>
</listitem>
</itemizedlist>
<para><emphasis role="bold">Other</emphasis></para>
<itemizedlist>
<listitem>
<para>Install other services:</para>
<para>
<screen><prompt>#</prompt> <userinput>apt-get install -y vlan bridge-utils</userinput></screen>
</para>
</listitem>
<listitem>
<para>Enable IP_Forwarding:</para>
<para>
<screen><prompt>#</prompt> <userinput>sed -i 's/#net.ipv4.ip_forward=1/net.ipv4.ip_forward=1/' /etc/sysctl.conf</userinput></screen>
</para>
</listitem>
<listitem>
<para>Also add the following two lines into<filename>/etc/sysctl.conf</filename>:</para>
<para>
<programlisting>net.ipv4.conf.all.rp_filter=0</programlisting>
<programlisting>net.ipv4.conf.default.rp_filter=0</programlisting>
</para>
</listitem>
<listitem>
<para>To save you from reboot, perform the following</para>
<para>
<screen><prompt>#</prompt> <userinput>sysctl net.ipv4.ip_forward=1</userinput></screen>
<screen><prompt>#</prompt> <userinput>sysctl net.ipv4.conf.all.rp_filter=0</userinput></screen>
<screen><prompt>#</prompt> <userinput>sysctl net.ipv4.conf.default.rp_filter=0</userinput></screen>
<screen><prompt>#</prompt> <userinput>sysctl -p</userinput></screen>
</para>
</listitem>
</itemizedlist>
<para><emphasis role="bold">Keystone</emphasis></para>
<para>Keystone is an OpenStack project that provides Identity, Token, Catalog and Policy services for use specifically by projects in the OpenStack family. It implements OpenStack’s Identity API.</para>
<itemizedlist>
<listitem>
<para>Install Keystone packages:</para>
<para>
<screen><prompt>#</prompt> <userinput>apt-get install -y keystone</userinput></screen>
</para>
</listitem>
<listitem>
<para>Adapt the connection attribute in the <filename>/etc/keystone/keystone.conf</filename> to the new database:</para>
<para>
<programlisting>connection = mysql://keystoneUser:keystonePass@10.10.10.51/keystone</programlisting>
</para>
</listitem>
<listitem>
<para>Restart the identity service then synchronize the database:</para>
<para>
<screen><prompt>#</prompt> <userinput>service keystone restart</userinput></screen>
<screen><prompt>#</prompt> <userinput>keystone-manage db_sync</userinput></screen>
</para>
</listitem>
<listitem>
<para>Fill up the keystone database using the below two scripts:</para>
<para>
<link xlink:href="https://raw.githubusercontent.com/openstack/openstack-manuals/master/doc/training-guides/training-labs/Scripts/Keystone/Scripts/keystone_basic.sh">
<filename>keystone_basic.sh</filename>
</link>
</para>
<para>
<link xlink:href="https://raw.githubusercontent.com/openstack/openstack-manuals/master/doc/training-guides/training-labs/Scripts/Keystone/Scripts/keystone_endpoints_basic.sh">
<filename>keystone_endpoints_basic.sh</filename>
</link>
</para>
</listitem>
<listitem>
<para>Run Scripts:</para>
<para>
<screen><prompt>$</prompt> <userinput>chmod +x keystone_basic.sh</userinput></screen>
<screen><prompt>$</prompt> <userinput>chmod +x keystone_endpoints_basic.sh</userinput></screen>
<screen><prompt>$</prompt> <userinput>./keystone_basic.sh</userinput></screen>
<screen><prompt>$</prompt> <userinput>./keystone_endpoints_basic.sh</userinput></screen>
</para>
</listitem>
<listitem>
<para>Create a simple credentials file</para>
<para>
<programlisting>nano Crediantials.sh</programlisting>
</para>
</listitem>
<listitem>
<para>Paste the following:</para>
<para>
<screen><prompt>$</prompt> <userinput>export OS_TENANT_NAME=admin</userinput></screen>
<screen><prompt>$</prompt> <userinput>export OS_USERNAME=admin</userinput></screen>
<screen><prompt>$</prompt> <userinput>export OS_PASSWORD=admin_pass</userinput></screen>
<screen><prompt>$</prompt> <userinput>export OS_AUTH_URL="http://192.168.100.51:5000/v2.0/"</userinput></screen>
</para>
</listitem>
<listitem>
<para>Load the above credentials:</para>
<para>
<screen><prompt>$</prompt> <userinput>source Crediantials.sh</userinput></screen>
</para>
</listitem>
<listitem>
<para>To test Keystone, we use a simple CLI command:</para>
<para>
<screen><prompt>$</prompt> <userinput>keystone user-list</userinput></screen>
</para>
</listitem>
</itemizedlist>
<para><emphasis role="bold">Glance</emphasis></para>
<para>The OpenStack Glance project provides services for discovering, registering, and retrieving virtual machine images.
Glance has a RESTful API that allows querying of VM image metadata as well as retrieval of the actual image.</para>
<para>VM images made available through Glance can be stored in a variety of locations from simple file systems to object-storage systems like the OpenStack Swift project.</para>
<para>Glance, as with all OpenStack projects, is written with the following design guidelines in mind:</para>
<itemizedlist>
<listitem>
<para>Component based architecture: Quickly adds new behaviors</para>
</listitem>
<listitem>
<para>Highly available: Scales to very serious workloads</para>
</listitem>
<listitem>
<para>Fault tolerant: Isolated processes avoid cascading failures</para>
</listitem>
<listitem>
<para>Recoverable: Failures should be easy to diagnose, debug, and rectify</para>
</listitem>
<listitem>
<para>Open standards: Be a reference implementation for a community-driven api
</para>
</listitem>
<listitem>
<para>Install Glance</para>
<para>
<screen><prompt>#</prompt> <userinput>apt-get install -y glance</userinput></screen>
</para>
</listitem>
<listitem>
<para>Update <filename>/etc/glance/glance-api-paste.ini</filename></para>
<para>
<programlisting>[filter:authtoken]
paste.filter_factory = keystoneclient.middleware.auth_token:filter_factory
delay_auth_decision = true
auth_host = 10.10.10.51
auth_port = 35357
auth_protocol = http
admin_tenant_name = service
admin_user = glance
admin_password = service_pass</programlisting>
</para>
</listitem>
<listitem>
<para>Update the <filename>/etc/glance/glance-registry-paste.ini</filename></para>
<para>
<programlisting>[filter:authtoken]
paste.filter_factory = keystoneclient.middleware.auth_token:filter_factory
auth_host = 10.10.10.51
auth_port = 35357
auth_protocol = http
admin_tenant_name = service
admin_user = glance
admin_password = service_pass</programlisting>
</para>
</listitem>
<listitem>
<para>Update the <filename>/etc/glance/glance-api.conf</filename></para>
<para>
<programlisting>sql_connection = mysql://glanceUser:glancePass@10.10.10.51/glance
[keystone_authtoken]
auth_host = 10.10.10.51
auth_port = 35357
auth_protocol = http
admin_tenant_name = service
admin_user = glance
admin_password = service_pass
[paste_deploy]
flavor = keystone</programlisting>
</para>
</listitem>
<listitem>
<para>Update the <filename>/etc/glance/glance-registry.conf</filename></para>
<para>
<programlisting>sql_connection = mysql://glanceUser:glancePass@10.10.10.51/glance
[keystone_authtoken]
auth_host = 10.10.10.51
auth_port = 35357
auth_protocol = http
admin_tenant_name = service
admin_user = glance
admin_password = service_pass
[paste_deploy]
flavor = keystone</programlisting>
</para>
</listitem>
<listitem>
<para>Restart the glance-api and glance-registry services:</para>
<para>
<screen><prompt>#</prompt> <userinput>service glance-api restart; service glance-registry restart</userinput></screen>
</para>
</listitem>
<listitem>
<para>Synchronize the Glance database:</para>
<para>
<screen><prompt>#</prompt> <userinput>glance-manage db_sync</userinput></screen>
</para>
</listitem>
<listitem>
<para>To test Glance, upload the “cirros cloud image” directly from the internet:</para>
<para>
<screen><prompt>$</prompt> <userinput>glance image-create --name OS4Y_Cirros --is-public true --container-format bare --disk-format qcow2 --location https://launchpad.net/cirros/trunk/0.3.0/+download/cirros-0.3.0-x86_64-disk.img</userinput></screen>
</para>
</listitem>
<listitem>
<para>Check if the image is successfully uploaded:</para>
<para>
<screen><prompt>$</prompt> <userinput>glance image-list</userinput></screen>
</para>
</listitem>
</itemizedlist>
<para><emphasis role="bold">Neutron</emphasis></para>
<para>Neutron is an OpenStack project to provide “network connectivity as a service" between interface devices (e.g., vNICs) managed by other OpenStack services (e.g., nova).</para>
<itemizedlist>
<listitem>
<para>Install the Neutron Server and the Open vSwitch package collection:</para>
<para>
<screen><prompt>#</prompt> <userinput>apt-get install -y neutron-server</userinput></screen>
</para>
</listitem>
<listitem>
<para>Edit the <filename>/etc/neutron/plugins/openvswitch/ovs_neutron_plugin.ini</filename>:</para>
<para>
<programlisting>[database]
connection = mysql://neutronUser:neutronPass@10.10.10.51/neutron
#Under the OVS section
[ovs]
tenant_network_type = gre
tunnel_id_ranges = 1:1000
enable_tunneling = True
[agent]
tunnel_types = gre
#Firewall driver for realizing neutron security group function
[securitygroup]
firewall_driver =
neutron.agent.linux.iptables_firewall.OVSHybridIptablesFirewallDriver</programlisting>
</para>
</listitem>
<listitem>
<para>Edit the <filename>/etc/neutron/api-paste.ini</filename>:</para>
<para>
<programlisting>[filter:authtoken]
firewall_driver =
neutron.agent.linux.iptables_firewall.OVSHybridIptablesFirewallDriverpaste.
filter_factory = keystoneclient.middleware.auth_token:filter_factory
auth_host = 10.10.10.51
auth_port = 35357
auth_protocol = http
admin_tenant_name = service
admin_user = neutron
admin_password = service_pass</programlisting>
</para>
</listitem>
<listitem>
<para>Edit the <filename>/etc/neutron/neutron.conf</filename>:</para>
<para>
<programlisting>rabbit_host = 10.10.10.51
[keystone_authtoken]
auth_host = 10.10.10.51
auth_port = 35357
auth_protocol = http
admin_tenant_name = service
admin_user = neutron
admin_password = service_pass
signing_dir = /var/lib/neutron/keystone-signing
[database]
connection = mysql://neutronUser:neutronPass@10.10.10.51/neutron</programlisting>
</para>
</listitem>
<listitem>
<para>Restart Neutron services:</para>
<para>
<screen><prompt>#</prompt> <userinput>service neutron-server restart</userinput></screen>
</para>
</listitem>
</itemizedlist>
<para><emphasis role="bold">Nova</emphasis></para>
<para>Nova is the project name for OpenStack Compute, a cloud computing fabric controller, the main part of an IaaS system.
Individuals and organizations can use Nova to host and manage their own cloud computing systems. Nova originated as a project out of NASA Ames Research
Laboratory.</para>
<para>Nova is written with the following design guidelines in mind:</para>
<itemizedlist>
<listitem>
<para>Component based architecture: Quickly adds new behaviors.</para>
</listitem>
<listitem>
<para>Highly available: Scales to very serious workloads.</para>
</listitem>
<listitem>
<para>Fault-Tolerant: Isolated processes avoid cascading failures.</para>
</listitem>
<listitem>
<para>Recoverable: Failures should be easy to diagnose, debug,
and rectify.</para>
</listitem>
<listitem>
<para>Open standards: Be a reference implementation for a
community-driven api.
</para>
</listitem>
<listitem>
<para>API compatibility: Nova strives to be API-compatible with
popular systems like Amazon EC2.
</para>
</listitem>
<listitem>
<para>Install nova components:</para>
<para>
<screen><prompt>#</prompt> <userinput>apt-get install -y nova-novncproxy novnc nova-api nova-ajax-console-proxy nova-cert nova-conductor nova-consoleauth nova-doc nova-scheduler python-novaclient</userinput></screen>
</para>
</listitem>
<listitem>
<para>Edit <filename>/etc/nova/api-paste.ini</filename></para>
<para>
<programlisting>[filter:authtoken]
paste.filter_factory = keystoneclient.middleware.auth_token:filter_factory
auth_host = 10.10.10.51
auth_port = 35357
auth_protocol = http
admin_tenant_name = service
admin_user = nova
admin_password = service_pass
signing_dir = /tmp/keystone-signing-nova
# Workaround for https://bugs.launchpad.net/nova/+bug/1154809
auth_version = v2.0</programlisting>
</para>
</listitem>
<listitem>
<para>Edit <filename>/etc/nova/nova.conf</filename></para>
<para>
<programlisting>[DEFAULT]
logdir=/var/log/nova
state_path=/var/lib/nova
lock_path=/run/lock/nova
verbose=True
api_paste_config=/etc/nova/api-paste.ini
compute_scheduler_driver=nova.scheduler.simple.SimpleScheduler
rabbit_host=10.10.10.51
nova_url=http://10.10.10.51:8774/v1.1/
sql_connection=mysql://novaUser:novaPass@10.10.10.51/nova
root_helper=sudo nova-rootwrap /etc/nova/rootwrap.conf
# Auth
use_deprecated_auth=false
auth_strategy=keystone
# Imaging service
glance_api_servers=10.10.10.51:9292
image_service=nova.image.glance.GlanceImageService
# Vnc configuration
novnc_enabled=true
novncproxy_base_url=http://192.168.1.51:6080/vnc_auto.html
novncproxy_port=6080
vncserver_proxyclient_address=10.10.10.51
vncserver_listen=0.0.0.0
# Network settings
network_api_class=nova.network.neutronv2.api.API
neutron_url=http://10.10.10.51:9696
neutron_auth_strategy=keystone
neutron_admin_tenant_name=service
neutron_admin_username=neutron
neutron_admin_password=service_pass
neutron_admin_auth_url=http://10.10.10.51:35357/v2.0
libvirt_vif_driver=nova.virt.libvirt.vif.LibvirtHybridOVSBridgeDriver
linuxnet_interface_driver=nova.network.linux_net.LinuxOVSInterfaceDriver
#If you want Neutron + Nova Security groups
firewall_driver=nova.virt.firewall.NoopFirewallDriver
security_group_api=neutron
#If you want Nova Security groups only, comment the two lines above and
uncomment line -1-.
#-1-firewall_driver=nova.virt.libvirt.firewall.IptablesFirewallDriver
#Metadata
service_neutron_metadata_proxy = True
neutron_metadata_proxy_shared_secret = helloOpenStack
# Compute #
compute_driver=libvirt.LibvirtDriver
# Cinder #
volume_api_class=nova.volume.cinder.API
osapi_volume_listen_port=5900</programlisting>
</para>
</listitem>
<listitem>
<para>Synchronize your database:</para>
<para>
<screen><prompt>#</prompt> <userinput>nova-manage db sync</userinput></screen>
</para>
</listitem>
<listitem>
<para>Restart nova-* services (all nova services):</para>
<para>
<screen><prompt>#</prompt> <userinput>cd /etc/init.d/; for i in $( ls nova-* ); do service $i restart; done</userinput></screen>
</para>
</listitem>
<listitem>
<para>Check for the smiling faces on <systemitem
class="service">nova-*</systemitem> services to confirm your
installation:</para>
<para>
<screen><prompt>#</prompt> <userinput>nova-manage service list</userinput></screen>
</para>
</listitem>
</itemizedlist>
<para><emphasis role="bold">Cinder</emphasis></para>
<para>Cinder is an OpenStack project to provide “block storage as a service”.</para>
<itemizedlist>
<listitem>
<para>Component based architecture: Quickly adds new behavior.</para>
</listitem>
<listitem>
<para>Highly available: Scales to very serious workloads.</para>
</listitem>
<listitem>
<para>Fault-Tolerant: Isolated processes avoid cascading failures.</para>
</listitem>
<listitem>
<para>Recoverable: Failures should be easy to diagnose, debug
and rectify.</para>
</listitem>
<listitem>
<para>Open standards: Be a reference implementation for a
community-driven API.
</para>
</listitem>
<listitem>
<para>API compatibility: Cinder strives to be API-compatible
with popular systems like Amazon EC2.
</para>
</listitem>
<listitem>
<para>Install Cinder components:</para>
<para>
<screen><prompt>#</prompt> <userinput>apt-get install -y cinder-api cinder-scheduler cinder-volume iscsitarget open-iscsi iscsitarget-dkms</userinput></screen>
</para>
</listitem>
<listitem>
<para>Configure the iSCSI services:</para>
<para>
<screen><prompt>#</prompt> <userinput>sed -i 's/false/true/g' /etc/default/iscsitarget</userinput></screen>
</para>
</listitem>
<listitem>
<para>Restart the services:</para>
<para>
<screen><prompt>#</prompt> <userinput>service iscsitarget start</userinput></screen>
<screen><prompt>#</prompt> <userinput>service open-iscsi start</userinput></screen>
</para>
</listitem>
<listitem>
<para>Edit <filename>/etc/cinder/api-paste.ini</filename>:</para>
<para>
<programlisting>[filter:authtoken]
paste.filter_factory = keystoneclient.middleware.auth_token:filter_factory
service_protocol = http
service_host = 192.168.100.51
service_port = 5000
auth_host = 10.10.10.51
auth_port = 35357
auth_protocol = http
admin_tenant_name = service
admin_user = cinder
admin_password = service_pass
signing_dir = /var/lib/cinder</programlisting>
</para>
</listitem>
<listitem>
<para>Edit <filename>/etc/cinder/cinder.conf</filename>:</para>
<para>
<programlisting>[DEFAULT]
rootwrap_config=/etc/cinder/rootwrap.conf
sql_connection = mysql://cinderUser:cinderPass@10.10.10.51/cinder
api_paste_config = /etc/cinder/api-paste.ini
iscsi_helper=ietadm
volume_name_template = volume-%s
volume_group = cinder-volumes
verbose = True
auth_strategy = keystone
iscsi_ip_address=10.10.10.51
rpc_backend = cinder.openstack.common.rpc.impl_kombu
rabbit_host = 10.10.10.51
rabbit_port = 5672</programlisting>
</para>
</listitem>
<listitem>
<para>Then, synchronize Cinder database:</para>
<para>
<screen><prompt>#</prompt> <userinput>cinder-manage db sync</userinput></screen>
</para>
</listitem>
<listitem>
<para>Finally, create a volume group and name it <literal>cinder-volumes</literal>:</para>
<para>
<screen><prompt>#</prompt> <userinput>dd if=/dev/zero of=cinder-volumes bs=1 count=0 seek=2G</userinput></screen>
<screen><prompt>#</prompt> <userinput>losetup /dev/loop2 cinder-volumes</userinput></screen>
<screen><prompt>#</prompt> <userinput>fdisk /dev/loop2</userinput></screen>
<screen><prompt>Command (m for help):</prompt> <userinput>n</userinput></screen>
<screen><prompt>Command (m for help):</prompt> <userinput>p</userinput></screen>
<screen><prompt>Command (m for help):</prompt> <userinput>1</userinput></screen>
<screen><prompt>Command (m for help):</prompt> <userinput>t</userinput></screen>
<screen><prompt>Command (m for help):</prompt> <userinput>8e</userinput></screen>
<screen><prompt>Command (m for help):</prompt> <userinput>w</userinput></screen>
</para>
</listitem>
<listitem>
<para>Proceed to create the physical volume then the volume group:</para>
<para>
<screen><prompt>#</prompt> <userinput>pvcreate /dev/loop2</userinput></screen>
<screen><prompt>#</prompt> <userinput>vgcreate cinder-volumes /dev/loop2</userinput></screen>
</para>
</listitem>
<listitem>
<para>Note: Be aware that this volume group gets lost after a system reboot. If you do not want to perform this step again, make sure that you save the machine state and do not shut it down.
</para></listitem>
<listitem>
<para>Restart the Cinder services:</para>
<para>
<screen><prompt>#</prompt> <userinput>cd /etc/init.d/; for i in $( ls cinder-* ); do service $i restart; done</userinput></screen>
</para>
</listitem>
<listitem>
<para>Verify if Cinder services are running:</para>
<para>
<screen><prompt>#</prompt> <userinput>cd /etc/init.d/; for i in $( ls cinder-* ); do service $i status; done</userinput></screen>
</para>
</listitem>
</itemizedlist>
<para><emphasis role="bold">Horizon</emphasis></para>
<para>Horizon is the canonical implementation of OpenStack’s dashboard, which provides a web-based user interface to OpenStack services including Nova, Swift, Keystone, etc.</para>
<itemizedlist>
<listitem>
<para>To install Horizon, proceed with the following steps:</para>
<para>
<screen><prompt>#</prompt> <userinput>apt-get install -y openstack-dashboard memcached</userinput></screen>
</para>
</listitem>
<listitem>
<para>If you do not like the OpenStack Ubuntu Theme, you can remove it with help of the below command:</para>
<para>
<screen><prompt>#</prompt> <userinput>dpkg --purge openstack-dashboard-ubuntu-theme</userinput></screen>
</para>
</listitem>
<listitem>
<para>Reload Apache and memcached:</para>
<para>
<screen><prompt>#</prompt> <userinput>service apache2 restart; service memcached restart</userinput></screen>
</para>
</listitem>
</itemizedlist>
</chapter>
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