实操:
参考文档: https://docs.openstack.org/nova/train/install/controller-install-rdo.html
一、安装并配置控制节点(在控制节点上)
1、建库授权
mysql -u root -p
MariaDB [(none)]> CREATE DATABASE nova_api;
MariaDB [(none)]> CREATE DATABASE nova;
MariaDB [(none)]> CREATE DATABASE nova_cell0;
MariaDB [(none)]> GRANT ALL PRIVILEGES ON nova_api.* TO ‘nova‘@‘localhost‘ IDENTIFIED BY ‘NOVA_DBPASS‘;
MariaDB [(none)]> GRANT ALL PRIVILEGES ON nova_api.* TO ‘nova‘@‘%‘ IDENTIFIED BY ‘NOVA_DBPASS‘;
MariaDB [(none)]> GRANT ALL PRIVILEGES ON nova.* TO ‘nova‘@‘localhost‘ IDENTIFIED BY ‘NOVA_DBPASS‘;
MariaDB [(none)]> GRANT ALL PRIVILEGES ON nova.* TO ‘nova‘@‘%‘ IDENTIFIED BY ‘NOVA_DBPASS‘;
MariaDB [(none)]> GRANT ALL PRIVILEGES ON nova_cell0.* TO ‘nova‘@‘localhost‘ IDENTIFIED BY ‘NOVA_DBPASS‘;
MariaDB [(none)]> GRANT ALL PRIVILEGES ON nova_cell0.* TO ‘nova‘@‘%‘ IDENTIFIED BY ‘NOVA_DBPASS‘;
quit
2、创建用户、服务、绑定admin角色
openstack user create --domain default --password-prompt nova
openstack role add --project service --user nova admin
openstack service create --name nova --description "OpenStack Compute" compute
3、创建endpoint
openstack endpoint create --region RegionOne compute public http://controller:8774/v2.1
openstack endpoint create --region RegionOne compute internal http://controller:8774/v2.1
openstack endpoint create --region RegionOne compute admin http://controller:8774/v2.1
4、安装并配置组件
yum install openstack-nova-api openstack-nova-conductor openstack-nova-novncproxy openstack-nova-scheduler -y
修改配置文件/etc/nova/nova.conf:
[DEFAULT]
# ...
enabled_apis = osapi_compute,metadata
[api_database]
# ...
connection = mysql+pymysql://nova:NOVA_DBPASS@controller/nova_api
[database]
# ...
connection = mysql+pymysql://nova:NOVA_DBPASS@controller/nova
[DEFAULT]
# ...
transport_url = rabbit://openstack:RABBIT_PASS@controller:5672/
[api]
# ...
auth_strategy = keystone
[keystone_authtoken]
# ...
www_authenticate_uri = http://controller:5000/
auth_url = http://controller:5000/
memcached_servers = controller:11211
auth_type = password
project_domain_name = Default
user_domain_name = Default
project_name = service
username = nova
password = NOVA_PASS
[DEFAULT]
# ...
my_ip = ***
[DEFAULT]
# ...
use_neutron = true
firewall_driver = nova.virt.firewall.NoopFirewallDriver
[vnc]
enabled = true
# ...
server_listen = $my_ip
server_proxyclient_address = $my_ip
[glance]
# ...
api_servers = http://controller:9292
[oslo_concurrency]
# ...
lock_path = /var/lib/nova/tmp
[placement]
# ...
region_name = RegionOne
project_domain_name = Default
project_name = service
auth_type = password
user_domain_name = Default
auth_url = http://controller:5000/v3
username = placement
password = PLACEMENT_PASS
5、同步数据库
su -s /bin/sh -c "nova-manage api_db sync" nova #同步nova-api数据库
su -s /bin/sh -c "nova-manage cell_v2 map_cell0" nova #注册cell0数据库
su -s /bin/sh -c "nova-manage cell_v2 create_cell --name=cell1 --verbose" nova #创建cell1
su -s /bin/sh -c "nova-manage db sync" nova #同步nova数据库
su -s /bin/sh -c "nova-manage cell_v2 list_cells" nova #验证cell0和cell1注册成功
nova cell_v2的引入原因及原理参考这篇文章: https://www.jianshu.com/p/653e43a02ddc
6、启动服务并设置开机自启动:
[root@controller ~]# systemctl enable openstack-nova-api.service openstack-nova-scheduler.service openstack-nova-conductor.service openstack-nova-novncproxy.service
[root@controller ~]# systemctl start openstack-nova-api.service openstack-nova-scheduler.service openstack-nova-conductor.service openstack-nova-novncproxy.service
OpenStack Train版操作笔记(5) --- nova计算服务安装及验证(控制节点上)
原文:https://blog.51cto.com/11954248/2501326