4 1 install_script

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# Desarrollado por marcelo guazzardo
# mguazzardo76@gmail.com
yum -y install yum-utils
yum -y install git vim
yum-config-manager --add-repo https://download.docker.com/linux/centos/docker-ce.repo
yum install -y docker-ce docker-ce-cli containerd.io
mkdir -p /etc/docker /etc/containers
#Disabling selinux.
sed -i 's/enforcing/disabled/g' /etc/selinux/config
setenforce 0
cat << EOF >/etc/docker/daemon.json
{
 "insecure-registries": [
 "172.30.0.0/16"
 ]
}
EOF
cat << EOF > /etc/containers/registries.conf
[registries.insecure]
registries = ['172.30.0.0/16']
EOF
sudo systemctl daemon-reload
sudo systemctl restart docker
sudo systemctl enable docker
echo "net.ipv4.ip_forward = 1"
sysctl -p
iptables -I INPUT -p tcp --dport 8443 -j ACCEPT
DOCKER_BRIDGE=`docker network inspect -f "{{range .IPAM.Config }}{{ .Subnet }}{{end}}" bridge`
sudo firewall-cmd --permanent --new-zone dockerc
sudo firewall-cmd --permanent --zone dockerc --add-source $DOCKER_BRIDGE
sudo firewall-cmd --permanent --zone dockerc --add-port={80,443,8443}/tcp
sudo firewall-cmd --permanent --zone dockerc --add-port={53,8053}/udp
sudo firewall-cmd --reload
iptables -I INPUT -p tcp --dport 8443 -j ACCEPT
iptables -I INPUT -p tcp --dport 8080 -j ACCEPT
iptables -I INPUT -p tcp --dport 443 -j ACCEPT
iptables -I INPUT -p tcp --dport 80 -j ACCEPT
yum -y install wget
systemctl restart docker
cd /tmp/
wget https://github.com/openshift/origin/releases/download/v3.11.0/openshift-origin-client-tools-v3.11.0-0cbc58b-linux-64bit.tar.gz
tar xvf openshift-origin-client-tools*.tar.gz
cd openshift-origin-client*/
sudo mv oc kubectl /usr/local/bin/
oc version