CentOS 7
Sponsored Link

OpenStack Rocky : Configure Horizon
2018/08/31
 
Configure OpenStack Dashboard Service (Horizon).
It's possible to control OpenStack on Web GUI to set Dashboard.
This example is based on the emvironment like follows.
        eth0|10.0.0.30 
+-----------+-----------+
|    [ Control Node ]   |
|                       |
|  MariaDB    RabbitMQ  |
|  Memcached  httpd     |
|  Keystone   Glance    |
|  Nova API   Horizon   |
+-----------------------+

[1] Install Horizon.
# install from Rocky, EPEL

[root@dlp ~(keystone)]#
yum --enablerepo=centos-openstack-rocky,epel -y install openstack-dashboard
[2] Configure Horizon.
[root@dlp ~(keystone)]#
vi /etc/openstack-dashboard/local_settings
# line 38: add Dashboard Host

ALLOWED_HOSTS = ['
dlp.srv.world
', 'localhost']
# line 64: uncomment like follows

OPENSTACK_API_VERSIONS = {
#    "data-processing": 1.1,
    "identity": 3,
    "volume": 2,
    "compute": 2,
}

# line 75: uncomment and change

OPENSTACK_KEYSTONE_MULTIDOMAIN_SUPPORT =
True
# line 97: uncomment

OPENSTACK_KEYSTONE_DEFAULT_DOMAIN = 'Default'
# line 163,164: change and add Memcache server

CACHES = {
    'default': {
        'BACKEND': 'django.core.cache.backends.memcached.MemcachedCache',
        'LOCATION': '10.0.0.30:11211',
    },
}

# line 185: change OPENSTACK_HOST to your own one

OPENSTACK_HOST = "
10.0.0.30
"
OPENSTACK_KEYSTONE_URL = "http://%s:5000/v3" % OPENSTACK_HOST
OPENSTACK_KEYSTONE_DEFAULT_ROLE = "_member_"
[root@dlp ~(keystone)]#
vi /etc/httpd/conf.d/openstack-dashboard.conf
# line 4: add

WSGIDaemonProcess dashboard
WSGIProcessGroup dashboard
WSGISocketPrefix run/wsgi
WSGIApplicationGroup %{GLOBAL}
[root@dlp ~(keystone)]#
systemctl restart httpd

[3] If SELinux is enabled, change boolean settings.
[root@dlp ~(keystone)]#
setsebool -P httpd_can_network_connect on

[4] If Firewalld is running, allow services.
[root@dlp ~(keystone)]#
firewall-cmd --add-service={http,https} --permanent

success
[root@dlp ~(keystone)]#
firewall-cmd --reload

success
[5]
Access to the URL below with web browser.
⇒ http://(server's hostname or IP address)/dashboard/
After accessing, following screen is displayed, then you can login with a user in Keystone.
It's possible to use all features if you login with admin user when you set it on keystone bootstrap.
If you login with a common user, it's possible to use or manage own instances.
[6] If it's OK to login normally, following screen is displayed (with common user). You can control Openstack on this Dashboard.
[7] To access an instance, Click [Instances] on the left menu. Then, instances' list is shown on the right, next Click the name of instance you'd like to access.
[8] The description of instance is shown, next, Click [Console] tab.
[9] The console of instance is shown. You can operate instances on here.
Matched Content
 
Tweet