OpenStack Queens : Pre-Requirements2018/03/03 |
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This is the example of Cloud Computiong by OpenStack Queens.
Install some services that some components of OpenStack needs for system requirements on here.
This example is based on the emvironment like follows.
eth0|10.0.0.30
+-----------+-----------+
| [ Control Node ] |
| |
| MariaDB RabbitMQ |
| Memcached |
+-----------------------+
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| [1] | |
| [2] | Add the repository of Openstack Queens. |
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[root@dlp ~]# yum -y install centos-release-openstack-queens [root@dlp ~]# sed -i -e "s/enabled=1/enabled=0/g" /etc/yum.repos.d/CentOS-OpenStack-queens.repo |
| [3] | Install MariaDB server. It's possible to use MariaDB 5.5 on CentOS Base repository though, but on this example, Install MariaDB 10.1 provided from CentOS Release Openstack above. After installation, Configure basic settings, refer to here. |
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# install from Openstack Queens [root@dlp ~]# yum --enablerepo=centos-openstack-queens -y install mariadb-server
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| [4] | Install RabbitMQ, Memcached. |
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[root@dlp ~]#
systemctl start rabbitmq-server memcached [root@dlp ~]# systemctl enable rabbitmq-server memcached # add openstack user (set any password you like for "password") [root@dlp ~]# rabbitmqctl add_user openstack password Creating user "openstack" ... ...done. [root@dlp ~]# rabbitmqctl set_permissions openstack ".*" ".*" ".*" Setting permissions for user "openstack" in vhost "/" ... ...done. |
| [5] | If Firewalld is running, allow ports for services. |
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[root@dlp ~]# firewall-cmd --add-port={11211/tcp,5672/tcp} --permanent success [root@dlp ~]# firewall-cmd --reload success |
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