echo "export KUBE_MASTER_URL=$KUBE_MASTER_URL" >> $rc_file
KUBE_MASTER_IP=$(echo $KUBE_MASTER_URL|awk -F'https://|:[0-9]+' '$0=$2')
echo "export KUBE_MASTER_IP=$KUBE_MASTER_IP" >> $rc_file
echo "export KUBE_MASTER_URL=$KUBE_MASTER_URL" >> $rc_file
KUBE_MASTER_IP=$(echo $KUBE_MASTER_URL|awk -F'https://|:[0-9]+' '$0=$2')
echo "export KUBE_MASTER_IP=$KUBE_MASTER_IP" >> $rc_file