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目录
Keystone简介
1、登录数据库配置(在controller执行)
1.1登录数据库
1.2数据库里创建keystone
1.3授权对keystone数据库的正确访问
1.4退出数据库
2、数据库导入Keystone表(在controller执行)
2.1安装httpd mod_wsgi
2.2备份配置文件并且修改
2.3同步数据库
2.4数据库初始化
2.5引导Identity服务:
3、配置http服务(在controller执行)
3.1编辑http配置文件
3.2生成软链接
3.3启动httpd
3.4配置环境变量
4、创建域、用户(在controller执行)
4.1创建域
4.2创建服务项目
4.3创建平台demo项目
4.4创建demo用户
4.5创建用户角色
4.6添加用户角色到demo项目和用户
5、验证操作(在controller执行)
5.1取消环境变量
5.2admin用户返回的认证token
5.3demo用户返回的认证token
5.4创建openstack 客户端环境脚本
5.5使用脚本,返回认证token
Keystone简介
Keystone(OpenStack Identity Service)是 OpenStack 框架中负责管理身份验证、服务访问规则和服务令牌功能的组件。用户访问资源需要验证用户的身份与权限,服务执行操作也需要进行权限检测,这些都需要通过 Keystone 来处理。Keystone 类似一个服务总线, 或者说是整个 Openstack 框架的注册表,OpenStack 服务通过 Keystone 来注册其 Endpoint(服务访问的URL),任何服务之间的相互调用,都需要先经过 Keystone 的身份验证,获得目标服务的 Endpoint ,然后再调用。
Keystone 的主要功能如下:
- 管理用户及其权限;
 - 维护 OpenStack 服务的 Endpoint;
 - Authentication(认证)和 Authorization(鉴权)。
 
用户认证介绍
 在用户认证中,有以下名词:
1、User(用户)
- 在Openstack中,使用一个数字来代表使用Openstack的人、系统或者是一个服务,Openstack会对用户的请求进行验证。在Openstack中,一个租户可以有多个用户、一个用户也可以有多个租户,用户对租户的操作权限由用户在租户中承担的角色来确定。
 
2、Project(项目)
- Project是Openstack中一些可被访问的资源或者是资源组,本质上是一个容器,可以起到隔离的作用,或者用于标识对象。
 
3、Token(令牌)
- Openstack中的用户用来进行身份验证的凭证。
 
4、Role(角色)
- 在Openstack中,Role代表一组权限,并且总是和用户所绑定,用于声明用户可以访问的资源。
 
服务目录介绍
 在服务目录中,有以下名词:
1、Service(服务)
- Service就是Openstack中的服务,比如Nova、Glance、Swift等等。
 
2、Endpoints(端点)
- 一个Endpoints即一个服务所对外暴露的接口,如果我们要访问一个服务,那么我们必须知道该服务的Endpoints。Endpoint的每个URL都对应一个服务实例访问地址,并且具有public、private和admin三种权限。public url可以被公开访问,private url可以被局域网内的设备所访问,而admin url则被从常规的访问中分离。
 
- Keystone(OpenStack Identity Service)是 OpenStack 框架中负责管理身份验证、服务访问规则和服务令牌功能的组件。
 - 下面我们进行Keystone的安装部署
 
1、登录数据库配置(在controller执行)
1.1登录数据库
[root@controller ~]# mysql -p
Enter password: 
Welcome to the MariaDB monitor.  Commands end with ; or \g.
Your MariaDB connection id is 18
Server version: 10.3.20-MariaDB MariaDB ServerCopyright (c) 2000, 2018, Oracle, MariaDB Corporation Ab and others.Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.MariaDB [(none)]> 
 
1.2数据库里创建keystone
MariaDB [(none)]> CREATE DATABASE keystone; 
1.3授权对keystone数据库的正确访问
GRANT ALL PRIVILEGES ON keystone.* TO 'keystone'@'localhost' IDENTIFIED BY '000000';
GRANT ALL PRIVILEGES ON keystone.* TO 'keystone'@'%' IDENTIFIED BY '000000'; 
1.4退出数据库
MariaDB [(none)]> quit;
 
2、数据库导入Keystone表(在controller执行)
2.1安装httpd mod_wsgi
[root@controller ~]# yum install openstack-keystone httpd mod_wsgi -y
 
##我在这里安装openstack-keystone httpd mod_wsgi时报错
 解决办法:执行下面命令后重新安装
yum install -y python2-qpid-proton-0.22.0-1.el7.x86_64 
2.2备份配置文件并且修改
[root@controller ~]# cp /etc/keystone/keystone.conf{,.bak}
[root@controller ~]# grep -Ev "^$|#" /etc/keystone/keystone.conf.bak > /etc/keystone/keystone.conf
 
#vi /etc/keystone/keystone.conf
[DEFAULT]
admin_token = ADMIN_TOKEN
[application_credential]
[assignment]
[auth]
[cache]
[catalog]
[cors]
[credential]
[database]
[domain_config]
[endpoint_filter]
[endpoint_policy]
[eventlet_server]
[DEFAULT]
[application_credential]
[assignment]
[auth]
[cache]
[catalog]
[cors]
[credential]
[database]
connection = mysql+pymysql://keystone:123@controller/keystone
[domain_config]
[endpoint_filter]
[endpoint_policy]
[eventlet_server]
[federation]
[fernet_receipts]
[fernet_tokens]
[healthcheck]
[identity]
[identity_mapping]
[jwt_tokens]
[ldap]
[memcache]
[oauth1]
[oslo_messaging_amqp]
[oslo_messaging_kafka]
[oslo_messaging_notifications]
[oslo_messaging_rabbit]
[oslo_middleware]
[oslo_policy]
[policy]
[profiler]
[receipt]
[resource]
[revoke]
[role]
[saml]
[security_compliance]
[shadow_users]
[token]
provider = fernet
[tokenless_auth]
[totp]
 
2.3同步数据库
su -s /bin/sh -c "keystone-manage db_sync" keystone
 
进数据库检查一下看keystone是否有表了,如下说明同步完成
[root@controller ~]# mysql -p
Enter password: 
Welcome to the MariaDB monitor.  Commands end with ; or \g.
Your MariaDB connection id is 25
Server version: 10.3.20-MariaDB MariaDB ServerCopyright (c) 2000, 2018, Oracle, MariaDB Corporation Ab and others.Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.MariaDB [(none)]> show databases;
+--------------------+
| Database           |
+--------------------+
| information_schema |
| keystone           |
| mysql              |
| performance_schema |
+--------------------+
4 rows in set (0.001 sec)MariaDB [(none)]> use keystone;
Reading table information for completion of table and column names
You can turn off this feature to get a quicker startup with -ADatabase changed
MariaDB [keystone]> show tables;
+------------------------------------+
| Tables_in_keystone                 |
+------------------------------------+
| access_rule                        |
| access_token                       |
| application_credential             |
| application_credential_access_rule |
| application_credential_role        |
| assignment                         |
| config_register                    |
| consumer                           |
| credential                         |
| endpoint                           |
| endpoint_group                     |
| federated_user                     |
| federation_protocol                |
| group                              |
| id_mapping                         |
| identity_provider                  |
| idp_remote_ids                     |
| implied_role                       |
| limit                              |
| local_user                         |
| mapping                            |
| migrate_version                    |
| nonlocal_user                      |
| password                           |
| policy                             |
| policy_association                 |
| project                            |
| project_endpoint                   |
| project_endpoint_group             |
| project_option                     |
| project_tag                        |
| region                             |
| registered_limit                   |
| request_token                      |
| revocation_event                   |
| role                               |
| role_option                        |
| sensitive_config                   |
| service                            |
| service_provider                   |
| system_assignment                  |
| token                              |
| trust                              |
| trust_role                         |
| user                               |
| user_group_membership              |
| user_option                        |
| whitelisted_config                 |
+------------------------------------+ 
2.4数据库初始化
keystone-manage fernet_setup --keystone-user keystone --keystone-group keystone
keystone-manage credential_setup --keystone-user keystone --keystone-group keystone 
2.5引导Identity服务:
keystone-manage bootstrap --bootstrap-password 000000 --bootstrap-admin-url http://controller:35357/v3/ --bootstrap-internal-url http://controller:5000/v3/ --bootstrap-public-url http://controller:5000/v3/ --bootstrap-region-id RegionOne
 
3、配置http服务(在controller执行)
3.1编辑http配置文件
[root@controller ~]# vi /etc/httpd/conf/httpd.conf  
# ServerName gives the name and port that the server uses to identify itself.
# This can often be determined automatically, but we recommend you specify
# it explicitly to prevent problems during startup.
#
# If your host doesn't have a registered DNS name, enter its IP address here.
#
#ServerName www.example.com:80
ServerName controller
 
3.2生成软链接
ln -s /usr/share/keystone/wsgi-keystone.conf /etc/httpd/conf.d/ 
3.3启动httpd
systemctl enable httpd.service;systemctl start httpd.service 
3.4配置环境变量
export OS_USERNAME=admin
export OS_PASSWORD=000000
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 
4、创建域、用户(在controller执行)
4.1创建域
openstack domain create --description "Domain" example 
 
  
4.2创建服务项目
openstack project create --domain default   --description "Service Project" service 

4.3创建平台demo项目
openstack project create --domain default --description "Demo Project" demo 

4.4创建demo用户
openstack user create --domain default  --password-prompt demo 
 
4.5创建用户角色
openstack role create user 
 
 
4.6添加用户角色到demo项目和用户
openstack role add --project demo --user demo user 
5、验证操作(在controller执行)
5.1取消环境变量
unset OS_AUTH_URL OS_PASSWORD 
5.2admin用户返回的认证token
unset OS_AUTH_URL OS_PASSWORD
penstack --os-auth-url http://controller:35357/v3 \
>   --os-project-domain-name Default --os-user-domain-name Default \
>   --os-project-name admin --os-username admin token issue 
5.3demo用户返回的认证token
openstack --os-auth-url http://controller:5000/v3 \
>   --os-project-domain-name Default --os-user-domain-name Default \
>   --os-project-name demo --os-username demo token issue 
5.4创建openstack 客户端环境脚本
#创建admin-openrc脚本export OS_PROJECT_DOMAIN_NAME=Default
export OS_USER_DOMAIN_NAME=Default
export OS_PROJECT_NAME=admin
export OS_USERNAME=admin
export OS_PASSWORD=000000
export OS_AUTH_URL=http://controller:5000/v3
export OS_IDENTITY_API_VERSION=3
export OS_IMAGE_API_VERSION=2 
创建demo-openrc脚本export OS_PROJECT_DOMAIN_NAME=Default
export OS_USER_DOMAIN_NAME=Default
export OS_PROJECT_NAME=demo
export OS_USERNAME=demo
export OS_PASSWORD=000000
export OS_AUTH_URL=http://controller:5000/v3
export OS_IDENTITY_API_VERSION=3
export OS_IMAGE_API_VERSION=2 
5.5使用脚本,返回认证token
[root@controller ~]# openstack token issue
+------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| Field      | Value                                                                                                                                                                                   |
+------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| expires    | 2023-02-08T16:49:18+0000                                                                                                                                                                |
| id         | gAAAAABj48R-5UKgioRRedEM1uDIImmqKdI00OnFYE2yy-7vzw8MpO2NZgpfbEvk90Sq4SqMN2aK4PRXT5TLExWMVbZacpJHHcr0gPLQ_B1cMj0TgDqHtZ9Tohngxh6ImnFZ7VA-sUu2n4oWZjSmFOySWgDCBdYJ8MJaIPCsxlnCf8riQFQiRQI |
| project_id | 4c7bdbb75b9e481db886549f7d2711be                                                                                                                                                        |
| user_id    | 41944ebcbb2541acbc31bfd591107fff                                                                                                                                                        |
+------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
 
到这里keystone部署完成
OpenStack简介 | 常见的基础组件
OpenStack手动分布式部署环境准备【Queens版】
