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|
#!/bin/bash
PATH=/sbin:/usr/sbin:/bin:/usr/bin
cd /etc/sysconfig/network-scripts
. network-functions
CONFIG=$1
[ -z "$CONFIG" ] && {
echo "usage: ifup <device name>" >&2
exit 1
}
[ -f "$CONFIG" ] || CONFIG=ifcfg-$CONFIG
[ -f "$CONFIG" ] || {
echo "usage: ifup <device name>" >&2
exit 1
}
if [ $UID != 0 ]; then
if [ -x /usr/sbin/usernetctl ]; then
exec /usr/sbin/usernetctl $CONFIG up
fi
echo "Users cannot control this device." >&2
exit 1
fi
source_config
if [ "foo$2" = "fooboot" -a "${ONBOOT}" = "no" ]
then
exit
fi
IPSETUP=no
DEVICETYPE=`echo $DEVICE | sed "s/[0-9]*$//"`
REALDEVICE=`echo $DEVICE | sed 's/:.*//g'`
if echo $DEVICE | grep -q ':' ; then
ISALIAS=yes
else
ISALIAS=no
fi
# Old BOOTP variable
if [ "$BOOTP" = "yes" ]; then
BOOTPROTO=bootp
fi
OTHERSCRIPT="/etc/sysconfig/network-scripts/ifup-${DEVICETYPE}"
if [ -x $OTHERSCRIPT ]; then
exec $OTHERSCRIPT $CONFIG $2
fi
# is this device available? (this catches PCMCIA devices for us)
/sbin/ifconfig ${REALDEVICE} 2>&1 | grep -s "unknown interface" > /dev/null
if [ "$?" = "0" ]; then
echo "Delaying ${DEVICE} initialization."
exit 0
fi
if [ "$SLAVE" = yes -a "$ISALIAS" = no -a "$MASTER" != "" -a \
-x /sbin/ifenslave ]; then
RFLAG="" ; [ "$RECIEVE-ONLY" = yes ] && RFLAG="-r"
ifconfig ${DEVICE} down
echo "Enslaving $DEVICE to $MASTER"
ifenslave $RFLAG "$DEVICE" "$MASTER"
exit 0
fi
if [ "$BOOTPROTO" = bootp -a "$ISALIAS" = no ]; then
ifconfig ${DEVICE} down
ifconfig ${DEVICE} 0.0.0.0 broadcast 255.255.255.255 netmask 0.0.0.0
route add default ${DEVICE}
echo "Sending bootp request"
TMPFILE=`/bin/mktemp /tmp/bootp-${DEVICE}.XXXXXX` || {
echo 'mktemp failed'
exit 1
}
bootpc --returniffail --timeoutwait 6 --dev ${DEVICE} 2>/dev/null > ${TMPFILE}
if [ "$?" = "0" ]; then
. ${TMPFILE}
BOOTPHOSTNAME="$HOSTNAME"
echo "bootp response received -- using IP ${IPADDR}"
elif [ -z "$IPADDR" ]; then
ifconfig ${DEVICE} down
echo "No bootp response recieved -- not configuring device ${DEVICE}."
rm -f ${TMPFILE}
exit 1
else
echo "No bootp response recieved -- using default configuration for device ${DEVICE}."
fi
rm -f ${TMPFILE}
elif [ "$BOOTPROTO" = dhcp -a "$ISALIAS" = no ]; then
echo -n "Using DHCP for ${DEVICE}... "
IFNAME=${DEVICE} \
/sbin/dhcpcd -c /etc/sysconfig/network-scripts/ifdhcpc-done ${DEVICE}
echo "echo \$$ > /var/run/dhcp-wait-${DEVICE}.pid; exec sleep 30" | sh
if [ -f /var/run/dhcp-wait-${DEVICE}.pid ]; then
echo "failed."
exit 1
else
rm -f /var/run/dhcp-wait-${DEVICE}.pid
echo "done."
IPSETUP=yes
fi
fi
if [ "$IPSETUP" != yes ]; then
if [ -z "$BROADCAST" ]; then
eval `/sbin/ipcalc --broadcast ${IPADDR} ${NETMASK}`
fi
if [ -z "$NETMASK" ]; then
eval `/sbin/ipcalc --netmask ${IPADDR} ${NETMASK}`
fi
ifconfig ${DEVICE} ${MACADDR:+hw ether $MACADDR} ${IPADDR} \
netmask ${NETMASK} broadcast ${BROADCAST}
if [ "$ISALIAS" = no ] ; then
route add -net ${NETWORK} netmask ${NETMASK} ${DEVICE}
else
route add -host ${IPADDR} ${DEVICE}
fi
# this is broken! it's only here for compatibility with old RH systems
if [ "${GATEWAY}" != "" -a "${GATEWAY}" != "none" ]; then
route add default gw ${GATEWAY} metric 1 ${DEVICE}
fi
. /etc/sysconfig/network
if [ "${GATEWAY}" != "" ]; then
if [ "${GATEWAYDEV}" = "" -o "${GATEWAYDEV}" = "${DEVICE}" ]; then
# set up default gateway
route add default gw ${GATEWAY} ${DEVICE}
DEFGW=${GATEWAY}
fi
fi
if [ "$BOOTPROTO" = bootp -a "$ISALIAS" = no ]; then
if [ -n "$GATEWAYS" ]; then
for gw in $GATEWAYS; do
if [ $gw != "${DEFGW}" ]; then
route add default gw $gw ${DEVICE}
fi
done
fi
if [ -n "$DNSSRVS" -a -n "$SEARCH" ]; then
echo "search $SEARCH" > /etc/resolv.conf
for dns in $DNSSRVS; do
echo "nameserver $dns" >> /etc/resolv.conf
done
fi
if [ -n "$BOOTPHOSTNAME" -a "`hostname`" = "(none)" ]; then
hostname $BOOTPHOSTNAME
fi
fi
fi
exec /etc/sysconfig/network-scripts/ifup-post $CONFIG
|
