Openstack Juno- Part 1 - Basic Configuration

Juno is the latest version of Openstack which is expected to once of the main milestone in the Openstack releases with a good set of updated to all the Services and First one of its series which will run over Rhel/Centos 7

Making Selinux to Permissive ON ALL THE NODE
=============================================
sed -i "s/SELINUX=.*/SELINUX=permissive/g" /etc/sysconfig/selinux
sed -i "s/SELINUX=.*/SELINUX=permissive/g" /etc/selinux/config ; setenforce 0


Configure Sysctl.conf ON ALL THE NODE
=============================================
echo 1 > /proc/sys/net/ipv4/ip_forward
grep -q net.ipv4.ip_forward /etc/sysctl.conf  ||echo "net.ipv4.ip_forward = 1 " >> /etc/sysctl.conf

grep -q net.ipv4.conf.all.rp_filter /etc/sysctl.conf || echo "net.ipv4.conf.all.rp_filter=0" >> /etc/sysctl.conf

grep -q net.ipv4.conf.default.rp_filter /etc/sysctl.conf  || echo "net.ipv4.conf.default.rp_filter = 0 " >> /etc/sysctl.conf

grep -q net.ipv4.ip_nonlocal_bind /etc/sysctl.conf || echo "net.ipv4.ip_nonlocal_bind = 1" >> /etc/sysctl.conf

sysctl -p

https://github.com/brightbox/bootstaller/blob/master/auto/CentOS-7-x86_64-Brightbox-7.0_20140717.ks
sed -i "s/10.0.0.2/8.8.8.8/g" /etc/resolv.conf

Installing Needed Packages ON THE NODE
=============================================
yum -y upgrade
yum install http://rdo.fedorapeople.org/openstack-juno/rdo-release-juno.rpm -y
yum -y install https://dl.fedoraproject.org/pub/epel/7/x86_64/e/epel-release-7-2.noarch.rpm -y
yum -y install policycoreutils setroubleshoot
setenforce 0
yum install -y euca2ools
yum install -y yum-plugin-priorities gedit curl wget nc
yum -y install ntp
service ntpd start
chkconfig ntpd on
yum -y install openstack-utils
yum -y install openstack-selinux


On all compute node
yum -y install sysfsutils sg3_utils


Installing Mysql Server in Controller
============================================
yum install mariadb mariadb-server MySQL-python -y

Into /etc/my.cnf
-----
default-storage-engine = innodb
innodb_file_per_table
collation-server = utf8_general_ci
init-connect = 'SET NAMES utf8'
character-set-server = utf8
-----

systemctl enable mariadb.service
systemctl start mariadb.service

mysql_secure_installation



Installing The Broker Service
============================================

yum install rabbitmq-server -y

systemctl enable rabbitmq-server.service
systemctl start rabbitmq-server.service

rabbitmqctl change_password guest RABBIT_PASS