#!/bin/sh
set -e

case "$1" in
	remove)
		# if we're removing, we need to save "nuke-graph-directory.sh" so that
		# we can still purge "/var/lib/docker" later if necessary
		# see also docker.io.postrm
		if \
			[ -d /var/lib/docker ] \
			&& [ -x /usr/share/docker.io/contrib/nuke-graph-directory.sh ] \
		; then
			if cp -v /usr/share/docker.io/contrib/nuke-graph-directory.sh /var/lib/docker/; then
				chmod +x /var/lib/docker/nuke-graph-directory.sh || :
			fi
		fi
		;;

	*)
		;;
esac



# because we had to use "dh_installinit --no-start", we get to make sure the daemon is stopped on uninstall
# (this is adapted from debhelper's "autoscripts/prerm-init-norestart")
if [ "$1" = remove ]; then
	invoke-rc.d docker stop
fi