<一,preinstall basic conf,pre Env>

1,pwgen(openssl rand -hex 10)

some Open-
Stack services add a root wrapper to sudo that can interfere with security policies  (Mirantis openStack Certification涉及)

2,apt-get update && apt-get intall ntp;

3,OpenStack juno apt repo packages for ubuntuServer14.04

apt-get install ubuntu-cloud-keyring
echo "deb http://ubuntu-cloud.archive.canonical.com/ubuntu" \
"trusty-updates/juno main" > /etc/apt/sources.list.d/cloudarchive-juno.list

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

http://ubuntu-cloud.archive.canonical.com/ubuntu/

4,MySQL DB (Python MySQL library compatible with MariaDB)

apt-get install mariadb-server python-mysqldb

conf

/etc/mysql/my.conf

5,Message queue server

OpenStack uses a message broker to coordinate operations and status information among
services.

apt-get install rabbitmq-server

rabbitmqctl change_password guest RABBIT_PASS

configure the rabbit_password key in the configuration file for each
OpenStack service that uses the message broker

finalize basic conf,installation,now you are ready to install OpenStack services!

<二,openStack Core components ins>

1,identity service(keystone)

[Ins cmd]

　　apt-get install keystone python-keystoneclient

[Conf]

　　

rely,depend on Packages(visible only RHEL derives OS)