MySQL docker testing bash script to spin up mysql container

mysql-testing.sh

#!/bin/bash
if [ -z "$1" ]; then
	echo "Usage: $0 [start/stop]"
	exit 1
fi

function setup_database {
	NAME="$1"
	DOCKERFILE="titpetric/percona-xtrabackup"
	docker run -d -h $NAME --name $NAME --net=party -e MYSQL_ROOT_PASSWORD="testing" $DOCKERFILE
	echo -n "Waiting for mysql to become ready: "
	while true; do
		READY=$(docker logs $NAME 2>&1 | grep "port: 3306" | wc -l)
		if [ "$READY" == "2" ]; then
			sleep 1
			echo " Done."
			break
		fi
		echo -n "."
		sleep 1
	done
}

ACTION="$1"
CWD=$(dirname $(realpath -s $0))
NAME=""

KEY="$(<$(realpath -s $CWD/../../)/.project)"
if [ -z "$KEY" ]; then
	echo "No .project key in $(realpath -s $0)"
	exit 1
fi
NAME="$KEY-mysql"

case "$ACTION" in
	start)
		setup_database $NAME
		exit 0
		;;

	stop)
		docker rm -f $NAME
		exit 0
		;;

	*)
		echo "Unknown action, allowed start/stop"
		exit 1

esac