This section describes how to install and configure the OpenStack Identity service, code-named keystone, on the controller node. For scalability purposes, this configuration deploys Fernet tokens and the Apache HTTP server to handle requests.
在你配置 OpenStack 身份认证服务前,你必须创建一个数据库和管理员令牌。
完成下面的步骤以创建数据库:
用数据库连接客户端以 root
用户连接到数据库服务器:
$ mysql -u root -p
创建 keystone
数据库:
mysql> CREATE DATABASE keystone;
对``keystone``数据库授予恰当的权限:
mysql> GRANT ALL PRIVILEGES ON keystone.* TO 'keystone'@'localhost' \
IDENTIFIED BY 'KEYSTONE_DBPASS';
mysql> GRANT ALL PRIVILEGES ON keystone.* TO 'keystone'@'%' \
IDENTIFIED BY 'KEYSTONE_DBPASS';
用合适的密码替换 KEYSTONE_DBPASS
。
退出数据库客户端。
注解
默认配置文件在各发行版本中可能不同。你可能需要添加这些部分,选项而不是修改已经存在的部分和选项。另外,在配置片段中的省略号(...
)表示默认的配置选项你应该保留。
注解
教程使用带有``mod_wsgi``的Apache HTTP服务器来服务认证服务请求,端口为5000和35357。缺省情况下,Kestone服务仍然监听这些端口。然而,本教程手动禁用keystone服务。
运行以下命令来安装包。
# zypper install openstack-keystone apache2-mod_wsgi
编辑文件 /etc/keystone/keystone.conf
并完成如下动作:
在 [database]
部分,配置数据库访问:
[database]
...
connection = mysql+pymysql://keystone:KEYSTONE_DBPASS@controller/keystone
将``KEYSTONE_DBPASS``替换为你为数据库选择的密码。
注解
注释或删除``[database]``部分除``connection`以外的所有内容
在``[token]``部分,配置Fernet UUID令牌的提供者。
[token]
...
provider = fernet
初始化身份认证服务的数据库:
# su -s /bin/sh -c "keystone-manage db_sync" keystone
初始化Fernet key:
# keystone-manage fernet_setup --keystone-user keystone --keystone-group keystone
# keystone-manage credential_setup --keystone-user keystone --keystone-group keystone
Bootstrap the Identity service:
# keystone-manage bootstrap --bootstrap-password ADMIN_PASS \
--bootstrap-admin-url http://controller:35357/v3/ \
--bootstrap-internal-url http://controller:35357/v3/ \
--bootstrap-public-url http://controller:5000/v3/ \
--bootstrap-region-id RegionOne
Replace ADMIN_PASS
with a suitable password for an administrative user.
编辑 /etc/sysconfig/apache2
并将``APACHE_SERVERNAME``选项配置为控制节点:
APACHE_SERVERNAME="controller"
用下面的内容创建`/etc/apache2/conf.d/wsgi-keystone.conf``文件:
Listen 5000
Listen 35357
<VirtualHost *:5000>
WSGIDaemonProcess keystone-public processes=5 threads=1 user=keystone group=keystone display-name=%{GROUP}
WSGIProcessGroup keystone-public
WSGIScriptAlias / /usr/bin/keystone-wsgi-public
WSGIApplicationGroup %{GLOBAL}
WSGIPassAuthorization On
ErrorLogFormat "%{cu}t %M"
ErrorLog /var/log/apache2/keystone.log
CustomLog /var/log/apache2/keystone_access.log combined
<Directory /usr/bin>
Require all granted
</Directory>
</VirtualHost>
<VirtualHost *:35357>
WSGIDaemonProcess keystone-admin processes=5 threads=1 user=keystone group=keystone display-name=%{GROUP}
WSGIProcessGroup keystone-admin
WSGIScriptAlias / /usr/bin/keystone-wsgi-admin
WSGIApplicationGroup %{GLOBAL}
WSGIPassAuthorization On
ErrorLogFormat "%{cu}t %M"
ErrorLog /var/log/apache2/keystone.log
CustomLog /var/log/apache2/keystone_access.log combined
<Directory /usr/bin>
Require all granted
</Directory>
</VirtualHost>
递归更改 /etc/keystone
目录属组:
# chown -R keystone:keystone /etc/keystone
启动 Apache HTTP 服务并配置其随系统启动:
# systemctl enable apache2.service
# systemctl start apache2.service
配置admin账户
$ export OS_USERNAME=admin
$ export OS_PASSWORD=ADMIN_PASS
$ export OS_PROJECT_NAME=admin
$ export OS_USER_DOMAIN_NAME=Default
$ export OS_PROJECT_DOMAIN_NAME=Default
$ export OS_AUTH_URL=http://controller:35357/v3
$ export OS_IDENTITY_API_VERSION=3
Replace ADMIN_PASS
with the password used in the
keystone-manage bootstrap
command from the section called
安装和配置.
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