#! /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

	# since 2.0.6 /var/lib/munin-node/plugin-state is used and /var/lib/munin/plugin-state not, 
	# so this should be cleaned up post wheezy.
	#
	# just like #198522 (see above..) is fixed since 2006 ;)

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

	delete_dir_if_empty /var/lib/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
fi
# End automatically added section