OpenStack Train : Configure Cinder (Storage Node)2019/10/28

Install OpenStack Block Storage (Cinder).

This example is based on the emvironment like follows.

------------+---------------------------+---------------------------+------------
            |                           |                           |
        eth0|10.0.0.30              eth0|10.0.0.50              eth0|10.0.0.51
+-----------+-----------+   +-----------+-----------+   +-----------+-----------+
|    [ Control Node ]   |   |    [ Storage Node ]   |   |    [ Compute Node ]   |
|                       |   |                       |   |                       |
|  MariaDB    RabbitMQ  |   |      Open vSwitch     |   |        Libvirt        |
|  Memcached  httpd     |   |        L2 Agent       |   |     Nova Compute      |
|  Keystone   Glance    |   |        L3 Agent       |   |      Open vSwitch     |
|  Nova API             |   |     Metadata Agent    |   |        L2 Agent       |
|  Neutron Server       |   |     Cinder-Volume     |   |                       |
|  Metadata Agent       |   |                       |   |                       |
|  Cinder API           |   |                       |   |                       |
+-----------------------+   +-----------------------+   +-----------------------+

[1]	Install Cinder Volume service.

# install from Train, EPEL

[root@storage ~]#

yum --enablerepo=centos-openstack-train,epel -y install openstack-cinder python2-crypto targetcli

[2]	Configure Cinder Volume.

[root@storage ~]#

mv /etc/cinder/cinder.conf /etc/cinder/cinder.conf.org

[root@storage ~]#

vi /etc/cinder/cinder.conf

# create new

[DEFAULT]
# define own IP address
my_ip = 10.0.0.50
log_dir = /var/log/cinder
state_path = /var/lib/cinder
auth_strategy = keystone
# RabbitMQ connection info
transport_url = rabbit://openstack:password@10.0.0.30
# Glance connection info
glance_api_servers = http://10.0.0.30:9292
enable_v3_api = True

# MariaDB connection info
[database]
connection = mysql+pymysql://cinder:password@10.0.0.30/cinder

# Keystone auth info
[keystone_authtoken]
www_authenticate_uri = http://10.0.0.30:5000
auth_url = http://10.0.0.30:5000
memcached_servers = 10.0.0.30:11211
auth_type = password
project_domain_name = default
user_domain_name = default
project_name = service
username = cinder
password = servicepassword

[oslo_concurrency]
lock_path = $state_path/tmp

[root@storage ~]#

chmod 640 /etc/cinder/cinder.conf

[root@storage ~]#

chgrp cinder /etc/cinder/cinder.conf

[root@storage ~]#

systemctl start openstack-cinder-volume

[root@storage ~]#

systemctl enable openstack-cinder-volume

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