dockerctl.sh

#!/usr/bin/env bash

cids=`docker ps -a | awk 'FNR>1 {print $1}'`

function stop() {
for v in $cids
do
	echo "stop "$v
	docker stop $v
done
check_code

echo "stop all containers "$cids
}

function start() {

for v in $cids
do
	echo "starting "$v
	docker start $v
done
check_code

echo "start all containers done "$cids
}

function unpause() {
for v in $cids
do
	echo "unpausing "$v
	docker unpause $v
done
check_code

echo "unpause all containers done "$cids
}

function pause() {
for v in $cids
do
	echo "pausing "$v
	docker pause $v
done
check_code
echo "pause all containers done "$cids
}

function remove() {
for v in $cids
do
	echo "removing "$v
	docker rm $v
done
check_code
echo "remove all containers done "$cids
}

function check_code() {
	EXCODE=$?
	if [ "$EXCODE" != "0" ]; then
		echo "error occurs"
		exit $EXCODE
	fi
}

case $1 in
	"0" )
		start
		;;
	"1" )
		stop
		;;
	"2" )
		pause
		;;
	"3" )
		unpause
		;;
	"4" )
		remove
		;;
	* )
		echo "usage: ./dockerctl.sh option
option:{
0: start all containers
1: stop all containers
2: pause all containers
3: unpause all containers
4: remove all containers
}"
		;;
esac