#! /bin/sh

set -e

# workaround for bug #198522
delete_dir_if_empty() {
	if [ ! -d "$1" ]; then
		return 0;
	fi
	rmdir --ignore-fail-on-non-empty $1;
}

if [ "$1" = "purge" ]; then
	# delete dangling symlinks
	test -d /etc/munin/plugins/ && for plugin in $(find /etc/munin/plugins/ -type l); do
		if [ ! -e $(readlink $plugin) ]; then
			rm $plugin
		fi
	done

	rm -f /var/lib/munin/plugin-state/*.state
	rm -f /var/log/munin/munin-node.log*

	dpkg-statoverride --remove /var/lib/munin/plugin-state

	# These are shared with munin, so only remove them if munin
	# isn't installed (or already purged).
	status=$(dpkg --get-selections munin)
	if [ -z "$status" ] || [ "${status%purge}" != "$status" ]; then
		dpkg-statoverride --remove /var/log/munin
		dpkg-statoverride --remove /var/run/munin
		dpkg-statoverride --remove /var/lib/munin
	fi
	
	delete_dir_if_empty /var/lib/munin/plugin-state
	delete_dir_if_empty /var/lib/munin
	delete_dir_if_empty /var/run/munin
	delete_dir_if_empty /var/log/munin
	delete_dir_if_empty /etc/munin/plugin-conf.d
	delete_dir_if_empty /etc/munin/plugins
	delete_dir_if_empty /etc/munin
fi

# Automatically added by dh_installinit
if [ "$1" = "purge" ] ; then
	update-rc.d munin-node remove >/dev/null || true
fi
# End automatically added section