3. placement安装
node可用资源统计,调度算法
官网文档:https://docs.openstack.org/placement/train/install/
端口:8778
创建数据库
MariaDB [(none)]> CREATE DATABASE placement; MariaDB [(none)]> GRANT ALL PRIVILEGES ON placement.* TO 'placement'@'localhost' \ IDENTIFIED BY 'PLACEMENT_DBPASS'; MariaDB [(none)]> GRANT ALL PRIVILEGES ON placement.* TO 'placement'@'%' \ IDENTIFIED BY 'PLACEMENT_DBPASS';
配置用户和端点¶
-
获取
admin
凭据以访问仅限管理员的 CLI 命令:
. admin-openrc
使用您选择的创建放置服务用户PLACEMENT_PASS
:
openstack user create --domain default --password-prompt placement
将 Placement 用户添加到具有管理员角色的服务项目中:
openstack role add --project service --user placement admin
在服务目录中创建 Placement API 条目
$ openstack service create --name placement \ --description "Placement API" placement +-------------+----------------------------------+ | Field | Value | +-------------+----------------------------------+ | description | Placement API | | enabled | True | | id | 2d1a27022e6e4185b86adac4444c495f | | name | placement | | type | placement | +-------------+----------------------------------+
创建 Placement API 服务端点:
openstack endpoint create --region RegionOne placement public http://openstack-vip.test.com:8778 openstack endpoint create --region RegionOne placement internal http://openstack-vip.test.com:8778 openstack endpoint create --region RegionOne placement admin http://openstack-vip.test.com:8778
安装和配置组件
yum install openstack-placement-api
编辑/etc/placement/placement.conf
文件并完成以下操作:
[placement_database] # ... connection = mysql+pymysql://placement:PLACEMENT_DBPASS@controller/placement [api] # ... auth_strategy = keystone [keystone_authtoken] # ... auth_url = http://controller:5000/v3 memcached_servers = controller:11211 auth_type = password project_domain_name = Default user_domain_name = Default project_name = service username = placement password = PLACEMENT_PASS
初始化数据库
su -s /bin/sh -c "placement-manage db sync" placement
bug修复
参考文档:https://docs.openstack.org/nova/rocky/install/controller-install-rdo.html
/etc/httpd/conf.d/00-nova-placement-api.conf 新增以下配置
<Directory /usr/bin> <IfVersion >= 2.4> Require all granted </IfVersion> <IfVersion < 2.4> Order allow,deny Allow from all </IfVersion> </Directory>
重启
systemctl restart httpd
测试
[root@openstack-1 ~]# curl 192.168.64.110:8778 {"versions": [{"status": "CURRENT", "min_version": "1.0", "max_version": "1.36", "id": "v1.0", "links": [{"href": "", "rel": "self"}]}]}
越学越感到自己的无知
分类:
openstack
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