provision-node

#!/bin/bash

echo "Configuring the operating system..."

cat <<EOI >> /etc/hosts
192.168.121.110 master
192.168.121.111 node01
192.168.121.112 node02
192.168.121.113 node03
EOI

sysctl -w net.ipv6.conf.all.disable_ipv6=1 >/dev/null
sysctl -w net.ipv6.conf.default.disable_ipv6=1 >/dev/null

setenforce 0
sed -i 's/SELINUX=enforcing/SELINUX=disabled/g' /etc/selinux/config
systemctl disable iptables-services firewalld >/dev/null 2>&1
systemctl stop iptables-services firewalld >/dev/null 2>&1

cat <<EOI > /etc/yum.repos.d/virt7-docker-common-release.repo
[virt7-docker-common-release]
name=virt7-docker-common-release
baseurl=http://cbs.centos.org/repos/virt7-docker-common-release/x86_64/os/
gpgcheck=0
EOI

echo 'nameserver 8.8.8.8' > /etc/resolv.conf

echo "Installing Kubernetes Client Programs (this may take a bit..."
yum -y install --enablerepo=virt7-docker-common-release kubernetes etcd flannel >/tmp/software-installation.log 2>&1

cat /vagrant/config > /etc/kubernetes/config 

cat <<EOI > /etc/kubernetes/kubelet
# The address for the info server to serve on
KUBELET_ADDRESS="--address=0.0.0.0"

# The port for the info server to serve on
KUBELET_PORT="--port=10250"

# You may leave this blank to use the actual hostname
# Check the node number!
KUBELET_HOSTNAME="--hostname-override=$(hostname -s)"

# Location of the api-server
KUBELET_API_SERVER="--api-servers=http://master:8080"

# Add your own!
KUBELET_ARGS=""
EOI

cat <<EOI > /etc/sysconfig/flanneld
# Flanneld configuration options

# etcd url location.  Point this to the server where etcd runs
FLANNEL_ETCD_ENDPOINTS="http://master:2379"

# etcd config key.  This is the configuration key that flannel queries
# For address range assignment
FLANNEL_ETCD_PREFIX="/kube-centos/network"

# Any additional options that you want to pass
#FLANNEL_OPTIONS=""
EOI

for SERVICES in kube-proxy kubelet flanneld docker; do
    systemctl restart $SERVICES 2>/dev/null
    systemctl enable $SERVICES 2>/dev/null
done

kubectl config set-cluster default-cluster --server=http://master:8080
kubectl config set-context default-context --cluster=default-cluster --user=default-admin
kubectl config use-context default-context