dev.sh

#!/bin/sh

set -e
set -u

readonly MACHINE=dev

if ! docker-machine status $MACHINE > /dev/null 2> /dev/null; then
  # The machine doesn't exist
  docker-machine create          \
    --driver virtualbox             \
    --virtualbox-disk-size 40000    \
    --virtualbox-memory 8192        \
    $MACHINE 1>&2
fi

if [ "x${1:-}" = "x--restart" ]; then
    echo "Stopping $MACHINE for --restart" 1>&2
    docker-machine stop $MACHINE 2>&1
fi

if docker-machine status $MACHINE 2> /dev/null | grep -q "Stopped\|Saved" > /dev/null; then
    # Machine exists but is stopped
    docker-machine start $MACHINE 1>&2
fi

# Eval the configuration
eval $(docker-machine env $MACHINE)

# Echo a correct export command, note: if any of the parameters have spaces
# in it, this will probably not work.
/bin/echo -n "export "
env | grep DOCKER | xargs echo
echo "Ready to go with $MACHINE." 1>&2