Debian 9 Stretch
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OpenStack Newton : Configure Horizon
2017/07/02
 
Configure OpenStack Dashboard Service (Horizon).
It's possible to control OpenStack on Web GUI to set Dashboard.
[1] Install Horizon.
root@dlp ~(keystone)#
apt -y install openstack-dashboard
[2] Configure Horizon.
root@dlp ~(keystone)#
vi /etc/openstack-dashboard/local_settings.py
# line 30 uncomment and add own hostname

ALLOWED_HOSTS = ['
dlp.srv.world', 'localhost'
]
# line 56: uncomment like follows

OPENSTACK_API_VERSIONS = {
#    "data-processing": 1.1,
    "identity": 3,
    "image": 2,
    "volume": 2,
    "compute": 2,
}
# line 67: uncomment and change

OPENSTACK_KEYSTONE_MULTIDOMAIN_SUPPORT =
True
# line 75: uncomment

OPENSTACK_KEYSTONE_DEFAULT_DOMAIN = 'default'
# line 142: add Memcache server

CACHES = {
    'default': {
        'BACKEND': 'django.core.cache.backends.locmem.LocMemCache',
        'LOCATION': '10.0.0.30:11211',
    },
}
# line 163-165, change like follows

OPENSTACK_HOST = "
10.0.0.30
"
OPENSTACK_KEYSTONE_URL = "http://%s:5000/
v3
" % OPENSTACK_HOST
OPENSTACK_KEYSTONE_DEFAULT_ROLE = "
user
"
root@dlp ~(keystone)#
chown www-data /var/lib/openstack-dashboard/secret-key

root@dlp ~(keystone)#
vi /etc/apache2/conf-available/openstack-dashboard.conf
# create new

WSGIScriptAlias / /usr/share/openstack-dashboard/openstack_dashboard/wsgi/django.wsgi process-group=horizon
WSGIDaemonProcess horizon user=www-data group=www-data processes=3 threads=10 display-name=%{GROUP}
WSGIProcessGroup horizon

Alias /static /var/lib/openstack-dashboard/static/
Alias /horizon/static /var/lib/openstack-dashboard/static/

<Directory /usr/share/openstack-dashboard/openstack_dashboard/wsgi>
  Require all granted
</Directory>

<Directory /var/lib/openstack-dashboard/static>
  Require all granted
</Directory>
root@dlp:~#
a2enconf openstack-dashboard

root@dlp:~#
systemctl restart apache2 memcached
[3] Access to the URL below with web browser.
⇒ http://(your server's hostname or IP address)/
After accessing, following screen is displayed, then login with admin user which you configured when Keystone bootstraping.
[4] If it's OK to login normally, following screen is displayed. You can control Openstack on this Dashboard.
[5] 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.
[6] The description of instance is shown, next, Click [Console] tab.
[7] The console of instance is shown. You can operate instances on here.
 
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