# 在全部控制节点安装dashboard服务，以controller01节点为例
[root@controller01 ~]# yum install openstack-dashboard -y

# 在全部控制节点操作，以controller01节点为例；
# 注意local_settings文件的权限：root:apache
[root@controller01 ~]# cp /etc/openstack-dashboard/local_settings /etc/openstack-dashboard/local_settings.bak

# 列出修改处的行数
[root@controller01 ~]# vim /etc/openstack-dashboard/local_settings
# 允许所有主机访问
38  ALLOWED_HOSTS = [‘*‘, ‘localhost‘]

# 强制使用相应版本的api
64  OPENSTACK_API_VERSIONS = {
65  #    "data-processing": 1.1,
66      "identity": 3,
67      "image": 2,
68      "volume": 2,
69  #    "compute": 2,
70  }

# 在多域模式运行时开启，登陆时除账号/密码外还需要输入域
75  OPENSTACK_KEYSTONE_MULTIDOMAIN_SUPPORT = True

# 取消注释
97  OPENSTACK_KEYSTONE_DEFAULT_DOMAIN = ‘Default‘

# 取消158~163行注释，并使用memcached集群
158  CACHES = {
159      ‘default‘: {
160          ‘BACKEND‘: ‘django.core.cache.backends.memcached.MemcachedCache‘,
161          ‘LOCATION‘: ‘controller01:11211,controller02:11211,controller03:11211‘,
162      },
163  }

# 注释165~169行
165  #CACHES = {
166  #    ‘default‘: {
167  #        ‘BACKEND‘: ‘django.core.cache.backends.locmem.LocMemCache‘,
168  #    },
169  #}

# 监听地址使用vip；
# keystone认证使用v3；
# 设置通过dashboard创建的用户具有”user”角色权限，”user”角色在keystone章节已创建
188  OPENSTACK_HOST = "controller"
189  OPENSTACK_KEYSTONE_URL = "http://%s:5000/v3" % OPENSTACK_HOST
190  OPENSTACK_KEYSTONE_DEFAULT_ROLE = "user"

# 修改时区
463  TIME_ZONE = "Asia/Shanghai"

# 在全部控制节点操作；
# bug：https://bugs.launchpad.net/horizon/+bug/1708655，此问题会导致dashboard网页挂起
# 赋权，在第3行后新增” WSGIApplicationGroup %{GLOBAL}”
[root@controller01 ~]# cp /etc/httpd/conf.d/openstack-dashboard.conf /etc/httpd/conf.d/openstack-dashboard.conf.bak
[root@controller01 ~]# sed -i ‘3a WSGIApplicationGroup\ %{GLOBAL}‘ /etc/httpd/conf.d/openstack-dashboard.conf

# 全部控制节点操作；
[root@controller01 ~]# systemctl restart httpd.service memcached.service