#!/bin/sh

destroy_default_config()
{
	[ ! -f /etc/network/fan ] && return

	local sum
	sum=$( md5sum - </etc/network/fan )
	sum=${sum%% *}

	if [ "$sum" = "6ffce66f9cfc087fff1f0befeda7e0bf" ]; then
		echo "ubuntu-fan: removing default /etc/network/fan configuration"
		rm -f /etc/network/fan
	fi
}

purge_config()
{
	[ ! -f /etc/network/fan ] && return

	echo "ubuntu-fan: purging /etc/network/fan configuration"
	rm -f /etc/network/fan
}

purge_fanctl_config()
{
	# Everything is down if we get this far, so reap the configs.
	rm -f /var/lib/ubuntu-fan/config/*
	[ -d /var/lib/ubuntu-fan/config ] && rmdir /var/lib/ubuntu-fan/config

	# This should be the end of all of our configurations.
	[ -d /var/lib/ubuntu-fan ] && rmdir /var/lib/ubuntu-fan
}

case "$1" in
remove)
	# If the primary configuration is unchanged remove it.
	destroy_default_config
	;;
esac

case "$1" in
purge)
	# Remove the fanctl internal config.
	purge_fanctl_config
	# Remove the configuration if present.
	purge_config
	;;
esac

# Automatically added by dh_installinit/13.6ubuntu1
if [ -z "${DPKG_ROOT:-}" ] && [ "$1" = "purge" ] ; then
	update-rc.d ubuntu-fan remove >/dev/null
fi
# End automatically added section
# Automatically added by dh_systemd_enable/13.6ubuntu1
if [ "$1" = "remove" ]; then
	if [ -x "/usr/bin/deb-systemd-helper" ]; then
		deb-systemd-helper mask 'ubuntu-fan.service' >/dev/null || true
	fi
fi

if [ "$1" = "purge" ]; then
	if [ -x "/usr/bin/deb-systemd-helper" ]; then
		deb-systemd-helper purge 'ubuntu-fan.service' >/dev/null || true
		deb-systemd-helper unmask 'ubuntu-fan.service' >/dev/null || true
	fi
fi
# End automatically added section