[docs] Documentation: Configure Horizon on HTTPS

[Vlad Okhrimenko]

Hi! please add change to the documentation https://docs.mirantis.com/openstack/fuel/fuel-6.1/operations.html#howto-configure-horizon-on-https

4 On every Controller

in /etc/apache2/ports.conf
add
Listen 443
NameVirtualHost *:443

5 In the template for Ubuntu need replace all line with

ServerName openstack.example.com --> ServerName node-*XX*.domain.tld
RedirectPermanent / https://openstack.example.com --> RedirectPermanent / https://node-*XX*.domain.tld
RedirectMatch permanent ^/$ /dashboard --> RedirectMatch permanent ^/$ /horizon
ServerAlias node-1.domain.tld --> ServerAlias node-*XX*.domain.tld

remove the line WSGIDaemonProcess dashboard group=apache processes=2 threads=9 user=apache

7 In the section frontend horizon-ssl need change

  mode http --> mode tcp

8 Replace command for restarting HAProxy:

remove
service haproxy restart
add
pcs resource disable clone_p_haproxy
pcs resource enable clone_p_haproxy