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#!/bin/bash
# Copyright (C) 2000-2007 SWsoft. All rights reserved.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
#
# This script deletes IP alias(es) inside VE for RedHat like systems.
#
# Parameters are passed in environment variables.
# Required parameters:
# IP_ADDR - IPs to delete, several addresses should be divided by space
# Optional parameters:
# IPDELALL - delete all ip addresses
VENET_DEV=venet0
VENET_DEV_CFG=ifcfg-${VENET_DEV}
IFCFG_DIR=/etc/sysconfig/network-scripts/
IFCFG=${IFCFG_DIR}${VENET_DEV_CFG}
# Function to delete IP address for RedHat like systems
function del_ip()
{
local ip
local filetodel
local file
local aliasid
[ -d ${IFCFG_DIR} ] || return 0
cd ${IFCFG_DIR} || return 0
if [ "x${IPDELALL}" = "xyes" ]; then
ifdown ${VENET_DEV} >/dev/null 2>&1
rm -f ${VENET_DEV_CFG} ${VENET_DEV_CFG}:* 2>/dev/null
del_param ${IFCFG} IPV6ADDR_SECONDARIES ""
return 0;
fi
for ip in ${IP_ADDR}; do
# IPV6 processing
if [ "${ip#*:}" != "${ip}" ]; then
del_param ${IFCFG} IPV6ADDR_SECONDARIES "${ip}\\/128"
continue
fi
# find and delete a file with this alias
filetodel=`grep -l "IPADDR=${ip}$" \
${VENET_DEV_CFG}:* 2>/dev/null`
for file in ${filetodel}; do
rm -f "${file}"
aliasid=`echo ${file} | sed s/.*://g`
if [ -n "${aliasid}" ]; then
ifconfig ${VENET_DEV}:${aliasid} down >/dev/null 2>&1
fi
done
done
}
del_ip
exit 0
# end of script
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