Openshift quick setup

script.sh

#!/bin/bash

if [[ $EUID -ne 0 ]]; then
   echo "This script must be run as root"
   exit 1
fi

yum -y install centos-release-openshift-origin epel-release git pyOpenSSL
yum -y install openshift-ansible

yum install -y docker
systemctl start docker
systemctl enable docker

cat << EOF | sudo tee -a /etc/hosts
$(ip route get 1.1.1.1 | grep -oP 'src \K\S+') controller.test.local node01.test.local
EOF

if [ ! -f "/root/.ssh/id_rsa" ]; then
    ssh-keygen -q -N "" -f /root/.ssh/id_rsa
    cat /root/.ssh/id_rsa.pub | tee -a /root/.ssh/authorized_keys
    chmod 0600 /root/.ssh/authorized_keys

    cat << EOF | tee /root/.ssh/config
Host controller
    Hostname controller.test.local
    User root
Host node01
    Hostname node01.test.local
    User root
EOF

    chmod 600 /root/.ssh/config
fi

ssh-keyscan -t ed25519 node01.test.local | tee -a /root/.ssh/known_hosts
ssh-keyscan -t ed25519 controller.test.local | tee -a /root/.ssh/known_hosts
ssh-copy-id node01

cat << EOF | sudo tee /etc/ansible/hosts
[OSEv3:children]
masters
nodes
etcd

[OSEv3:vars]
ansible_ssh_user=root
ansible_become=true
openshift_deployment_type=origin
debug_level=8
containerized=false
openshift_disable_check=memory_availability,disk_availability,docker_storage,docker_storage_driver,docker_image_availability,package_version,package_availability,package_update
openshift_hosted_registry_cert_expire_days=36500
openshift_ca_cert_expire_days=36500
openshift_node_cert_expire_days=36500
openshift_master_cert_expire_days=36500
os_firewall_enabled=False
deployment_subtype=registry
openshift_hosted_infra_selector=""

[masters]
controller.test.local

[etcd]
controller.test.local

[nodes]
controller.test.local openshift_node_group_name="node-config-all-in-one"
EOF

pip3 install ansible==2.7.1
pip install ansible==2.7.1

ansible-playbook /usr/share/ansible/openshift-ansible/playbooks/deploy_cluster.yml -e "os_firewall_enabled=False" -e "ansible_python_interpreter=python2"