#!/bin/sh
# postinst script for shairport-sync
#
# see: dh_installdeb(1)

set -e

case "$1" in
configure)
	# create shairport-sync group if there isn't one already
	if ! getent group shairport-sync >/dev/null; then
		addgroup --system shairport-sync >/dev/null
	fi

	# create shairport-sync user if there isn't one already
	if ! getent passwd shairport-sync >/dev/null; then
		adduser --system --ingroup shairport-sync --shell /usr/sbin/nologin \
			--home /run/shairport-sync shairport-sync >/dev/null
		# Add shairport-sync to the audio group
		adduser shairport-sync audio
	elif [ "$(getent passwd shairport-sync | awk -F: '{ print $6 }')" = "/var/lib/shairport-sync" ]; then
		# If the home directory is the old location, try to update it
		# This will fail if any processes are running under the user.
		# This isn't normally the case here in the postinst but it's
		# not worth aborting the whole install if we can't fix that up.
		if usermod -d /run/shairport-sync shairport-sync; then
			# Try to remove the unused and obsolete directory.
			# Ignore the failure if it's non-empty.
			rmdir /var/lib/shairport-sync || true
		fi
	fi
	;;

abort-upgrade|abort-remove|abort-deconfigure)
	;;

*)
	echo "postinst called with unknown argument \`$1'" >&2
	exit 1
	;;
esac

#DEBHELPER#

exit 0