#!/bin/sh
set -eu


[ -n "$1" ] || { echo "You must specify host." >&2; exit 1; }
host="$1"
localsocket="$HOME/.ssh/docker_$host.sock"

lsof -t "$localsocket" > /dev/null || rm "$localsocket"
forward "$host" "$localsocket:/var/run/docker.sock"

# Echo the DOCKER_HOST export command, for eval'ing.
echo "export DOCKER_HOST=unix://$localsocket"
