How to install OpenStack

OpenStack Installation

This section describes how to install and configure the OpenStack Identity service on the controller node.

Prerequisites

Before you configure the OpenStack Identity service, you must create a database and an administration token. -To create the database, complete the following actions: Use the database access client to connect to the database server as the root user:

$ mysql -u root -p

Create the keystone database:

CREATE DATABASE keystone;

Grant proper access to the keystone database:

GRANT ALL PRIVILEGES ON keystone.* TO 'keystone'@'localhost' 

IDENTIFIED BY 'KEYSTONE_DBPASS';

GRANT ALL PRIVILEGES ON keystone.* TO 'keystone'@'%' 

IDENTIFIED BY 'KEYSTONE_DBPASS'; Replace KEYSTONE_DBPASS with a suitable password.Exit the database access client.

Generate a random value to use as the administration token during initial configuration:

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# openssl rand -hex 10

To install and configure the components Run the following command to install the packages:

# apt-get install keystone python-keystoneclient

Edit the /etc/keystone/keystone.conf file and complete the following actions:

-In the [DEFAULT] section, define the value of the initial administration token:

Replace ADMIN_TOKEN with the random value that you generated in a previous step.

-In the [database] section, configure database access:

# su -s /bin/sh -c "keystone-manage db_sync" keystone

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