A quick wrapper for running docker containers

docker tools

#!/usr/bin/env bash

# Look for existing instances
CID=$(docker ps -a -f name=$CNAME -q)

if [ ! -z "${CID}" ]
then
	# Determin if the instance is already running
	IS_RUNNING=$(docker inspect --format='{{.State.Running}}' $CID)

	if [ "${IS_RUNNING}" == "true" ]
	then
		# Already running.
		echo "Service is already up"
	else
		# Not running but exists, Restart it.
		echo "Starting existing service instance."
		docker start $CID
		exit $?
	fi
else
	# No instance found. Start a new one.
	start_docker
fi

exit 1