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|
#!/bin/bash
. /etc/init.d/functions
cd /etc/sysconfig/network-scripts
. network-functions
[ -f ../network ] && . ../network
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
source_config
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 ${DEVICE}
fi
OTHERSCRIPT="/etc/sysconfig/network-scripts/ifdown-${DEVICETYPE}"
if [ -x $OTHERSCRIPT ]; then
exec $OTHERSCRIPT $CONFIG $2
fi
if [ -n "${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
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 ${DEVICE}
retcode=$?
}
if ! [ "$BOOTPROTO" = bootp -o "$BOOTPROTO" = dhcp ]; then
# 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 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
|
