docker_build

#!/bin/bash

OS=$1
if [ ! $OS ]; then
	echo "choose container OS"
	echo -e "\tu for ubuntu:14.04"
	echo -e "\tc for centos:6.8"
	echo -e "\ta for alpine:3.5"
	echo -n "default [a]:"
	read OS
	if [[ u = $OS ]]; then
		OS="ubuntu:14.04"
	elif [[ c = $OS ]]; then
		OS="centos:6.8"
	else
		OS="alpine:3.5"
	fi
	echo "> container OS set to $OS"
fi

NAME=$2
if [ ! $NAME ]; then
	echo -n "please input container name:"
	read NAME
	if [ ! $NAME ]; then
		echo "container name not set" && exit
	fi
	if [ $(docker ps -a --format {{.Names}} | grep -c "^${NAME}$") != 0 ]; then
		echo "ERROR container name $NAME is being use" && exit
	fi
	echo "> container name set to $NAME"
fi

TAG=$3
if [ ! $TAG ]; then
	echo -n "please input docker image name:"
	read TAG
	if [ ! $TAG ]; then
		echo "ERROR image name not set" && exit
	fi
	echo "> image name set to $TAG"
fi

echo "docker build -t $TAG ."
docker run -itd --name $NAME --cap-add=NET_ADMIN $OS sh > /dev/null
docker cp source/ $NAME:/root
if [[ a = $OS ]]; then
        docker exec -it $NAME /bin/sh /root/source/build
else
        docker exec -it $NAME /root/source/build
fi

docker exec -it $NAME /bin/sh /root/source/build
docker stop $NAME > /dev/null
docker commit $NAME $TAG
docker rm $NAME > /dev/null
echo "done."

# docker_gen_client
echo "#!/bin/bash
CLIENT=\$1
if [ ! \$CLIENT ]; then
	echo -n \"please input client name[client1]:\"
	read CLIENT
	if [ ! \$CLIENT ]; then
		CLIENT=client1
	fi
fi
docker exec -it $NAME /root/source/gen_client \$CLIENT
docker cp $NAME:/root/source/\$CLIENT.tar.gz .
" > ${NAME}.gen_client

# docker_run
echo "#!/bin/bash
docker run -itd --name $NAME --cap-add=NET_ADMIN -p 1196:1194/udp $TAG /root/source/start
" > ${NAME}.docker_run

chmod 705 ${NAME}.gen_client ${NAME}.docker_run
echo "./${NAME}.docker_run to start openvpn server, and"
echo "./${NAME}.gen_client to create client config file"