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OpenStack官方安装指南:服务组件。OpenStack官方安装指南:placement-install。
使用mysql数据库的root账户登录,密码为控制节点环境准备时初始化mysql数据设置的密码为root。
mysql -uroot -proot
创建placement数据库并授权
create database placement;
grant all privileges on placement.* to 'placement'@'localhost' identified by 'placement';
grant all privileges on placement.* to 'placement'@'%' identified by 'placement';
flush privileges;
show databases;
select user,host from mysql.user;
exit
同样,创建并注册该项目的服务证书。
cd
source admin-openrc.sh
创建placement服务用户到缺省域default
openstack user create --domain default --password=placement placement
增加placement用户到service项目并有admin角色
openstack role add --project service --user placement admin
创建placement api实体
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
openstack endpoint list
yum install openstack-placement-api -y
(1)/etc/placement/placement.conf依次执行以下命令,将其写入脚本,执行脚本
cd
touch placement.conf.sh
vim placement.conf.sh
placement.conf.sh文件内容
#!/bin/bash
#placement.conf.sh
openstack-config --set /etc/placement/placement.conf api auth_strategy keystone
openstack-config --set /etc/placement/placement.conf keystone_authtoken auth_url http://controller:5000/v3
openstack-config --set /etc/placement/placement.conf keystone_authtoken memcached_servers controller:11211
openstack-config --set /etc/placement/placement.conf keystone_authtoken auth_type password
openstack-config --set /etc/placement/placement.conf keystone_authtoken project_domain_name Default
openstack-config --set /etc/placement/placement.conf keystone_authtoken user_domain_name Default
openstack-config --set /etc/placement/placement.conf keystone_authtoken project_name service
openstack-config --set /etc/placement/placement.conf keystone_authtoken username placement
openstack-config --set /etc/placement/placement.conf keystone_authtoken password placement
openstack-config --set /etc/placement/placement.conf placement_database connection mysql+pymysql://placement:placement@controller/placement
echo "Result of Configuration"
grep '^[a-z]' /etc/placement/placement.conf
bash placement.conf.sh
(2)nova的虚拟主机配置文件/etc/httpd/conf.d/00-placement-api.confTrain版本安装完成后会自动生成:/etc/httpd/conf.d/00-placement-api.conf文件由于有个包的bug需要配置修改文件,需要修改nova虚拟主机配置文件,增加内容,完整的文件内容如下:
vim /etc/httpd/conf.d/00-placement-api.conf
在末尾添加以下内容
<Directory /usr/bin>
<IfVersion >= 2.4>
Require all granted
</IfVersion>
<IfVersion < 2.4>
Order allow,deny
Allow from all
</IfVersion>
</Directory>
(1)同步并初始化
su -s /bin/sh -c "placement-manage db sync" placement
#如有警告,再执行一遍(2)同步完成进行连接测试保证所有需要的表已经建立,否则后面可能无法进行下去
mysql -uplacement -pplacement -e "use placement;show tables;"
# mysql -uplacement -pplacement -e "use placement;show tables;"
+------------------------------+
| Tables_in_placement |
+------------------------------+
| alembic_version |
| allocations |
| consumers |
| inventories |
| placement_aggregates |
| projects |
| resource_classes |
| resource_provider_aggregates |
| resource_provider_traits |
| resource_providers |
| traits |
| users |
+------------------------------+
#
如果重启失败,注意防火墙配置
systemctl restart httpd
systemctl status httpd
至此,placement服务安装完成。
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