5.1 说明（略）
Queen版本之后，Nova不连接这个，起不来；
5.2 部署Placement
Controller节点部署
5.2.1 创建Placement用户
加载
admin凭证，来获取管理员命令的执行权限
source admin-openrc
创建
placement用户
openstack user create --domain default --password-prompt placement
User Password:placement
Repeat User Password:placement
+---------------------+----------------------------------+
| Field | Value |
+---------------------+----------------------------------+
| domain_id | default |
| enabled | True |
| id | c66b45246ff54d539033869ade06be74 |
| name | placement |
| options | {} |
| password_expires_at | None |
+---------------------+----------------------------------+
给
placement用户分配admin角色，并加入到service项目
openstack role add --project service --user placement admin
创建
placement服务
openstack service create --name placement --description "Placement API" placement
+-------------+----------------------------------+
| Field | Value |
+-------------+----------------------------------+
| description | Placement API |
| enabled | True |
| id | e74dcfc92bb14d8ca73d67b16f716060 |
| name | placement |
| type | placement |
+-------------+----------------------------------+
创建
placementAPI 端点
openstack endpoint create --region RegionOne placement public http://controller:8778
+--------------+----------------------------------+
| Field | Value |
+--------------+----------------------------------+
| enabled | True |
| id | 74722a8921ba41e7bf84f924dd7c407e |
| interface | public |
| region | RegionOne |
| region_id | RegionOne |
| service_id | e74dcfc92bb14d8ca73d67b16f716060 |
| service_name | placement |
| service_type | placement |
| url | http://controller:8778 |
+--------------+----------------------------------+
openstack endpoint create --region RegionOne placement internal http://controller:8778
+--------------+----------------------------------+
| Field | Value |
+--------------+----------------------------------+
| enabled | True |
| id | 5c4d97c24db749179eeb4e0da964307b |
| interface | internal |
| region | RegionOne |
| region_id | RegionOne |
| service_id | e74dcfc92bb14d8ca73d67b16f716060 |
| service_name | placement |
| service_type | placement |
| url | http://controller:8778 |
+--------------+----------------------------------+
openstack endpoint create --region RegionOne placement admin http://controller:8778
+--------------+----------------------------------+
| Field | Value |
+--------------+----------------------------------+
| enabled | True |
| id | 0afc2baea05d433488d20d5b31374bcd |
| interface | admin |
| region | RegionOne |
| region_id | RegionOne |
| service_id | e74dcfc92bb14d8ca73d67b16f716060 |
| service_name | placement |
| service_type | placement |
| url | http://controller:8778 |
+--------------+----------------------------------+
5.2.2 安装配置Placement
yum install -y openstack-nova-placement-api
5.2.3 添加权限
vim /etc/httpd/conf.d/00-nova-placement-api.conf
# 追加
<Directory /usr/bin>
<IfVersion >= 2.4>
Require all granted
</IfVersion>
<IfVersion < 2.4>
Order allow,deny
Allow from all
</IfVersion>
</Directory>
5.3 启动服务
systemctl restart httpd
