Openstack

                                      OpenStack Practical Experience

Installation on a SingleMachine

H/w Requirements:

Two Nic's

AMD/VT Enabled

S/w Requirements:

Ubuntu

Mysql

Installation Procedure:

Installing Controller and compute in One Machine

Prerequisite Installation

NTP :

#apt-get install ntp

used for syncronize the time between clients

Mysql:

    #apt-get install python-mysqldb mysql-server

Edit mysql configuration file /etc/mysql/my.cnf and set the bind address

[myqsqld]

bind-address = 10.10.10.10

    #service mysql restart (to update changes)

Secure Installation of mysql (Removing unnecesary users and db's)

   #mysql_secure_installation

If above fails use the below caommand

   #mysql_install_db

 

OpenStack Packages installation Environment Setup

Adding openstack repository from source

   #apt-get install python-software-properties

   #add-apt-repository cloud-archive:havana

Update the Package Database

   #apt-get update && apt-get dist-upgrade

   #init 6 (restart the server)

Messaging Server (Rabbitmq Server)

This server depends on AMQP protocol used for communication

     #apt-get install rabbitmq-server

default account and password of the rabbitmq server is guest guest

To Change default password of rabbitmq server

    #rabbitmqctl newpassword guest oldpassword

Now you are ready to install openstack packages

Installing Keystone( Identity Service)

Usage: Authentication & User management

    #apt-get install keystone

Configure the keystone to work with mysql database

   #vim /etc/keystone/keystone.conf

[sql]

connection = mysql://keystone:password@10.10.10.10/dbname

ex: connection = mysql://keystone:hacker@10.10.10.10/keystone

By defaullt the keystone installation comes with SQLite db ,Remove it.

    #rm -rf /var/lib/keystone

Create a keystone database in mysql

   #mysql -u root -p

mysql> CREATE DATABASE keystone;

mysql> GRANT ALL PRIVILEGES ON keystone.* TO \ 'keystone'@'10.10.10.10' IDENTIFIED BY 'hacker';

mysql> GRANT ALL PRIVILEGES ON keystone.* TO \ 'keystone'@'% IDENTIFIED BY 'hacker';

Making the keystone to sync with mysql and create tables automatical

    #keystone-manage db_sync

Verification:

1. Login to mysql with keystone user and password and check whether tables are created or not.

2.service keystone restart

Create USERS, TENANTS, ROLES

Users:

Tenants:

Roles:

To be Continued.......