etc/vpsnetclean

#!/bin/bash
# Copyright (C) 2000-2005 SWsoft. All rights reserved.
#
# This file may be distributed under the terms of the Q Public License
# as defined by Trolltech AS of Norway and appearing in the file
# LICENSE.QPL included in the packaging of this file.
#
# This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
# WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
#

. /usr/lib/vzctl/scripts/vps-functions

VEINFO=/proc/vz/veinfo
PROC_PROXY_TR=/proc/proxy/targets
VES_INFO=
VE_RUN=
VE_PREV=

. /etc/sysconfig/vz


#
# Get currently running VEs list
#
function get_run_ve()
{
	VE_RUN=`echo "${VES_INFO}" | awk '{if ($1 != 0) print $1}'` 
}

#
# Get list of started VEs by vzctl
#
function get_prev_ve()
{
	[ -d "${VE_STATE_DIR}" ] || return
	VE_PREV=`ls ${VE_STATE_DIR} | grep -w -e "[0-9]*" 2>/dev/null`
}


#
# Get list of stopped VEs
#
function get_stopped_ve()
{
	get_run_ve
	get_prev_ve

	if [ -z "${VE_RUN}" ]; then
		VE_STOPPED="${VE_PREV}"
	else
		VE_STOPPED=`echo -e "${VE_PREV}" | grep -w -v "${VE_RUN}"`
	fi
}

function get_ip_list()
{
	local veid=$1

	IP_ADDR=
	[ -z "${veid}" ] && return
	[ -f "${VE_STATE_DIR}/${veid}" ] || return
	IP_ADDR=`cat ${VE_STATE_DIR}/${veid}`
}

function clear_ve_net()
{
	local ip
	VEID="$1"

	[ -z "${VEID}" ] && return
	get_ip_list ${VEID}
	vzgetnetdev
	[ -z "${LOGFILE}" ] || echo "`date --iso-8601=seconds`  venetclean : VPS $VEID : VPS died, clear ips: ${IP_ADDR}" >> ${LOGFILE}
	for ip in ${IP_ADDR}; do
		# clear ip if not used
		if ! echo -e "${VES_INFO}" | grep -w "${ip}" >/dev/null 2>&1;
		then
			vzdelrouting $ip
			vzarp del $ip
		fi
	done
}

# If VZ is not running -- do nothing
# Fix for OpenVZ bug #107
test -f ${VEINFO} || exit 0

VES_INFO=`cat ${VEINFO} 2>/dev/null` || exit
get_stopped_ve
for ve in ${VE_STOPPED}
{
	clear_ve_net ${ve}
	rm -f ${VE_STATE_DIR}/${ve} >/dev/null 2>&1
}