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|
#!/bin/bash
. /etc/init.d/functions
cd /etc/sysconfig/network-scripts
. network-functions
CONFIG=$1
[ -z "$CONFIG" ] && {
echo $"usage: ifdown <device name>" >&2
exit 1
}
need_config $CONFIG
[ -f "$CONFIG" ] || {
echo $"usage: ifdown <device name>" >&2
exit 1
}
if [ $UID != 0 ]; then
if [ -x /usr/sbin/usernetctl ]; then
if /usr/sbin/usernetctl $CONFIG report ; then
exec /usr/sbin/usernetctl $CONFIG down
fi
fi
echo $"Users cannot control this device." >&2
exit 1
fi
source_config
if [ -x /sbin/ifdown-pre-local ]; then
/sbin/ifdown-pre-local ${DEVICE}
fi
DEVICETYPE=`echo $DEVICE | sed "s/[0-9]*$//"`
[ -z "$REALDEVICE" ] && REALDEVICE=`echo ${DEVICE} | sed 's/:.*//g'`
OTHERSCRIPT="/etc/sysconfig/network-scripts/ifdown-${DEVICETYPE}"
if [ -x $OTHERSCRIPT ]; then
exec $OTHERSCRIPT $CONFIG $2
fi
. /etc/sysconfig/network
# Check to make sure the device is actually up
check_device_down ${DEVICE} && [ "$BOOTPROTO" != "dhcp" -a "$BOOTPROTO" != "bootp" ] && exit 0
if [ -n "${HWADDR}" ]; then
FOUNDMACADDR=`LC_ALL= LANG= ip -o link show ${REALDEVICE} | \
sed 's/.*link\/ether \([[:alnum:]:]*\).*/\1/'`
if [ "${FOUNDMACADDR}" != "${HWADDR}" ]; then
NEWCONFIG=`fgrep -l "HWADDR=${HWADDR}" /etc/sysconfig/network-scripts/ifcfg-*`
if [ -n "${NEWCONFIG}" ]; 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 ${CONFIG}
fi
retcode=0
if [ "$BOOTPROTO" = bootp -o "$BOOTPROTO" = dhcp ]; then
[ -n "`pidof -x dhclient`" ] && {
if [ -f "/var/run/dhclient-${DEVICE}.pid" ]; then
kill `cat /var/run/dhclient-${DEVICE}.pid` >/dev/null 2>&1
retcode=$?
fi
}
[ -n "`pidof -x dhcpcd`" ] && {
if [ -f "/etc/dhcpc/dhcpcd-${DEVICE}.pid" ]; then
kill `cat /etc/dhcpc/dhcpcd-${DEVICE}.pid` >/dev/null 2>&1
retcode=$?
elif [ -f "/var/run/dhcpcd-${DEVICE}.pid" ]; then
kill `cat /var/run/dhcpcd-${DEVICE}.pid` >/dev/null 2>&1
retcode=$?
fi
}
[ -n "`pidof -x pump`" ] && {
pump -r -i ${DEVICE}
retcode=$?
}
else
# 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 ${DEVICE} 2>/dev/null
fi
fi
if [ "${REALDEVICE}" = "${DEVICE}" ]; then
ip link set ${DEVICE} down
fi
[ "$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
exit $retcode
|
