ops-install-service-openstack_placement

Placement服务用来跟踪资源的使用情况。

安装 Placement 服务

预配置

• 创建数据库

  create database placement;
  grant all privileges on placement.* to 'placement'@'%' identified by 'placement_dbpass';

• 引用环境变量

  source /opt/data/openstack/admin_openrc

• 创建 placement 服务相关的鉴权信息

  openstack user create --domain default --password-prompt placement # 输入 placement 密码
  openstack role add --project service --user placement admin

• 创建 placement 的服务对象和 api 节点

  openstack service create --name placement --description "Placement API" placement
  openstack endpoint create --region RegionOne placement public http://controller:8778
  openstack endpoint create --region RegionOne placement internal http://controller:8778
  openstack endpoint create --region RegionOne placement admin http://controller:8778

安装 placement

apt install -y placement-api

vim /etc/placement/placement.conf

[placement_database]
connection = mysql+pymysql://placement:placement_dbpass@controller/placement
...
[api]
auth_strategy = keystone
...
[keystone_authtoken]
memcached_servers = controller:11211
auth_url = http://controller:5000/v3
auth_type = password
project_domain_name = Default
user_domain_name = Default
project_name = service
username = placement
password = placement_password

• 初始化数据

  su -s /bin/bash -c "placement-manage db sync" placement

• 重启 apache2

  systemctl restart apache2

验证

source /opt/data/openstack/admin_openrc

placement-status upgrade check

pip install osc-placement

openstack --os-placement-api-version 1.2 resource class list --sort-column name
openstack --os-placement-api-version 1.6 trait list --sort-column name