OpenShift on Public IP

Install OpenShift Origin on cloud machine with public IP

Login to remote host

$ ssh -i private_key user@nnn.nnn.nnn.nn

Firewall settings cat /etc/firewalld/zones/public.xml

<?xml version="1.0" encoding="utf-8"?>
<zone>
  <short>Public</short>
  <description>For use in public areas..</description>
  <service name="ssh"/>
  <service name="dhcpv6-client"/>
  <service name="http"/>
  <service name="https"/>
  <port protocol="tcp" port="443"/>
  <port protocol="tcp" port="3000"/>
  <port protocol="tcp" port="3008"/>
  <port protocol="tcp" port="8000"/>
  <port protocol="tcp" port="8080"/>
  <port protocol="tcp" port="8443"/>
  <port protocol="udp" port="53"/>
</zone>

Install Docker

Docker version

# docker version
Client:
 Version:            19.03.11-ol

Download OpenShift and install as root

wget https://github.com/openshift/origin/releases/download/v3.7.2/openshift-origin-client-tools-v3.7.2-282e43f-linux-64bit.tar.gz
tar xf openshift-origin-client-tools-v3.7.2-282e43f-linux-64bit.tar.gz
cd openshift-origin-client-tools-v3.7.2-282e43f-linux-64bit/
mv oc /usr/bin
oc cluster up --public-hostname=