tobinski/shell.sh

## gistfile1.txt
sudo ./shell.sh mapserver

## shell.sh
#!/bin/bash
if [ "$(id -u)" != "0" ]; then
   echo "This script must be run as root" 1>&2
   exit 1
fi

string="$1"
if [ -z $string ]; then
  # default container
	string="fpm"
fi
for i in $(sudo docker ps  | grep $string | cut -f1 -d" ");
do
	docker exec -ti $i /bin/bash -l
	break
done
	#!/bin/bash
	if [ "$(id -u)" != "0" ]; then
	echo "This script must be run as root" 1>&2
	exit 1
	fi

	string="$1"
	if [ -z $string ]; then
	# default container
	string="fpm"
	fi
	for i in $(sudo docker ps \| grep $string \| cut -f1 -d" ");
	do
	docker exec -ti $i /bin/bash -l
	break
	done