diff options
Diffstat (limited to 'sysconfig/network-scripts/ifdown-eth')
| -rwxr-xr-x | sysconfig/network-scripts/ifdown-eth | 117 |
1 files changed, 117 insertions, 0 deletions
diff --git a/sysconfig/network-scripts/ifdown-eth b/sysconfig/network-scripts/ifdown-eth new file mode 100755 index 00000000..503bbe72 --- /dev/null +++ b/sysconfig/network-scripts/ifdown-eth @@ -0,0 +1,117 @@ +#!/bin/bash +# Network Interface Configuration System +# Copyright (c) 1996-2005 Red Hat, Inc. all rights reserved. +# +# This software may be freely redistributed under the terms of the GNU +# public license. +# +# 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., 675 Mass Ave, Cambridge, MA 02139, USA. + +. /etc/init.d/functions + +cd /etc/sysconfig/network-scripts +. network-functions + +[ -f ../network ] && . ../network + +CONFIG=${1} + +source_config + +if [ -n "${BRIDGE}" -a -x /usr/sbin/brctl ]; then + /sbin/ip link set dev ${DEVICE} down + /usr/sbin/brctl delif ${BRIDGE} ${DEVICE} + # Upon removing a device from a bridge, + # it's necessary to make radvd reload its config + [ -r /var/run/radvd/radvd.pid ] && kill -HUP `cat /var/run/radvd/radvd.pid` + exit 0 +fi + +. /etc/sysconfig/network + +# Check to make sure the device is actually up +check_device_down ${DEVICE} && [ "$BOOTPROTO" != "dhcp" -a "$BOOTPROTO" != "bootp" ] && [ -n "$VLAN" -a "$VLAN" != "yes" ] && exit 0 + +if [ -n "${HWADDR}" -a -z "${MACADDR}" ]; then + FOUNDMACADDR=`get_hwaddr ${REALDEVICE}` + if [ "${FOUNDMACADDR}" != "${HWADDR}" ]; then + NEWCONFIG=`LANG=C grep -il "^[[:space:]]*HWADDR=${HWADDR}" /etc/sysconfig/network-scripts/ifcfg-*` + if [ -n "${NEWCONFIG}" -a "${NEWCONFIG}" != "${CONFIG}" ]; then + exec /sbin/ifdown ${NEWCONFIG} + else + echo $"Device ${DEVICE} has different MAC address than expected, ignoring." + exit 1 + fi + fi +fi + +if [ "${NETWORKING_IPV6}" = "yes" ]; then + /etc/sysconfig/network-scripts/ifdown-ipv6 ${CONFIG} + if [[ "${DHCPV6C}" = [Yy1]* ]] && [ -f /var/run/dhcp6c_${DEVICE}.pid ]; then + kill `cat /var/run/dhcp6c_${DEVICE}.pid`; + rm -f /var/run/dhcp6c_${DEVICE}.pid; + fi; +fi; + +retcode=0 +[ -n "`pidof -x dhclient`" ] && { + if [ -f "/var/run/dhclient-${DEVICE}.pid" ]; then + if [[ "$DHCPRELEASE" = [yY1]* ]]; then + /sbin/dhclient -r -lf /var/lib/dhcp/dhclient-${DEVICE}.leases -pf /var/run/dhclient-${DEVICE}.pid ${DEVICE} >/dev/null 2>&1 + else + reason=STOP interface=${DEVICE} /sbin/dhclient-script + fi + kill `cat /var/run/dhclient-${DEVICE}.pid` >/dev/null 2>&1 + retcode=$? + rm -f /var/run/dhclient-${DEVICE}.pid + fi +} +# we can't just delete the configured address because that address +# may have been changed in the config file since the device was +# brought up. Flush all addresses associated with this +# instance instead. +if [ "${REALDEVICE}" = "${DEVICE}" ]; then + ip addr flush dev ${REALDEVICE} 2>/dev/null +else + ip addr flush dev ${REALDEVICE} label ${DEVICE} 2>/dev/null +fi + +if [ "${REALDEVICE}" = "${DEVICE}" ]; then + ip link set dev ${DEVICE} down +fi +[ "$retcode" = "0" ] && retcode=$? + +# wait up to 5 seconds for device to actually come down... +waited=0 +while ! check_device_down ${DEVICE} && [ "$waited" -lt 50 ] ; do + usleep 10000 + waited=$(($waited+1)) +done + +# don't leave an outdated key sitting around +if [ -n "${WIRELESS_ENC_KEY}" -a -x /sbin/iwconfig ]; then + /sbin/iwconfig ${DEVICE} enc 0 >/dev/null 2>&1 +fi + +if [ "$retcode" = 0 ] ; then + /etc/sysconfig/network-scripts/ifdown-post $CONFIG + # do NOT use $? because ifdown should return whether or not + # the interface went down. +fi + +if [ "$TYPE" = "Bridge" -a -x /usr/sbin/brctl ]; then + /usr/sbin/brctl delbr ${DEVICE} +fi + +if [ -n "$VLAN" -a -x /sbin/vconfig ]; then + # 802.1q VLAN + if echo ${DEVICE} | LANG=C egrep -v '(:)' | LANG=C egrep -q '(eth|bond)[0-9][0-9]*\.[0-9][0-9]?[0-9]?[0-9]?' ; then + [ -f /proc/net/vlan/${DEVICE} ] && { + /sbin/vconfig rem ${DEVICE} + } + fi +fi + +exit $retcode |