From 26dcf158f489cacb0a9604b80e7f3eb5a14a6ec3 Mon Sep 17 00:00:00 2001 From: Bill Nottingham Date: Wed, 19 Jan 2005 20:40:14 +0000 Subject: split out ifup/ifdown general case to ifup/ifdown-eth; add ifup/ifdown-bnep () --- sysconfig/network-scripts/ifup | 307 +---------------------------------------- 1 file changed, 3 insertions(+), 304 deletions(-) (limited to 'sysconfig/network-scripts/ifup') diff --git a/sysconfig/network-scripts/ifup b/sysconfig/network-scripts/ifup index 538abe3b..fc4d9a32 100755 --- a/sysconfig/network-scripts/ifup +++ b/sysconfig/network-scripts/ifup @@ -134,311 +134,10 @@ fi OTHERSCRIPT="/etc/sysconfig/network-scripts/ifup-${DEVICETYPE}" -if [ -x ${OTHERSCRIPT} ]; then - exec ${OTHERSCRIPT} ${CONFIG} $2 +if [ ! -x ${OTHERSCRIPT} ]; then + OTHERSCRIPT="/etc/sysconfig/network-scripts/ifup-eth" fi -# load the module associated with that device -# /sbin/modprobe ${REALDEVICE} -is_available ${REALDEVICE} +exec ${OTHERSCRIPT} ${CONFIG} $2 -# remap, if the device is bound with a MAC address and not the right device num -# bail out, if the MAC does not fit -if [ -n "${HWADDR}" ]; then - FOUNDMACADDR=`get_hwaddr ${REALDEVICE}` - if [ "${FOUNDMACADDR}" != "${HWADDR}" ]; then - curdev=`ip -o link | awk -F ':' -vIGNORECASE=1 "/$HWADDR/ { print \\$2 }"` - [ -n "$curdev" ] && rename_device "${REALDEVICE}" "${HWADDR}" "${curdev}" || { - echo $"Device ${DEVICE} has different MAC address than expected, ignoring." - exit 1 - } - fi -fi - -if [ "${TYPE}" = "Bridge" ]; then - if [ ! -x /usr/sbin/brctl ]; then - echo $"Bridge support not available: brctl not found" - exit 1 - fi - /sbin/ip link set dev ${DEVICE} down 2>/dev/null - /usr/sbin/brctl delbr ${DEVICE} 2>/dev/null - /usr/sbin/brctl addbr ${DEVICE} 2>/dev/null - # brctl doesn't report success/failure (BZ #104408) - # Test for ourselves whether it worked. - if ! /usr/sbin/brctl show | LANG=C grep -q "^${DEVICE} " ; then - echo $"Bridge support not available in this kernel" - exit 1 - fi - [ -n "${DELAY}" ] && /usr/sbin/brctl setfd ${DEVICE} ${DELAY} - [ -n "${GCINT}" ] && /usr/sbin/brctl setgcint ${DEVICE} ${GCINT} - [ -n "${STP}" ] && /usr/sbin/brctl stp ${DEVICE} ${STP} -fi - -if [ -n "${BRIDGE}" -a -x /usr/sbin/brctl ]; then - /sbin/ip addr flush dev ${DEVICE} 2>/dev/null - /sbin/ip link set dev ${DEVICE} up - /usr/sbin/brctl addif ${BRIDGE} ${DEVICE} - # Upon adding a device to 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 - -# now check the real state -is_available ${REALDEVICE} || { - if [ "$?" = "1" ] ; then - echo $"$alias device ${DEVICE} does not seem to be present, delaying initialization." - exit 1 - else - exit 0 - fi -} - -# is the device wireless? If so, configure wireless device specifics -is_wireless_device ${DEVICE} && . ./ifup-wireless - -# slave device? -if [ "${SLAVE}" = yes -a "${ISALIAS}" = no -a "${MASTER}" != "" -a \ - -x /sbin/ifenslave ]; then - RFLAG="" ; [ "${RECEIVEONLY}" = yes ] && RFLAG="-r" - - /sbin/ip link set dev ${DEVICE} down - echo $"Enslaving ${DEVICE} to ${MASTER}" - ifenslave ${RFLAG} "${MASTER}" "${DEVICE}" >/dev/null 2>&1 - - if [ -n "$ETHTOOL_OPTS" ] ; then - /sbin/ethtool -s ${REALDEVICE} $ETHTOOL_OPTS - fi - - exit 0 -fi - -# Bonding initialization. For DHCP, we need to enslave the devices early, -# so it can actually get an IP. -if [ "${TYPE}" = "Bonding" ] || ethtool -i $DEVICE 2>/dev/null| grep -q "driver: bonding" ; then - /sbin/ip link set dev ${DEVICE} down - /sbin/ip link set dev ${DEVICE} up - for device in `LANG=C grep -l "^[[:space:]]*MASTER=${DEVICE}" /etc/sysconfig/network-scripts/ifcfg-*` ; do - if [ "$BOOTPROTO" = "dhcp" ]; then - /sbin/ifup ${device##*/} - fi - done -fi - -# this isn't the same as the MAC in the configuration filename. It is -# available as a configuration option in the config file, forcing the kernel -# to think an ethernet card has a different MAC address than it really has. -if [ -n "${MACADDR}" ]; then - ip link set dev ${DEVICE} address ${MACADDR} -fi -if [ -n "${MTU}" ]; then - ip link set dev ${DEVICE} mtu ${MTU} -fi - -# Is there a firewall running, and does it look like one we configured? -FWACTIVE= -if iptables -L -n 2>/dev/null | LC_ALL=C grep -q RH-Lokkit-0-50-INPUT ; then - FWACTIVE=1 -else - modprobe -r iptable_filter >/dev/null 2>&1 -fi - -# Remove any temporary references which were previously added to dhclient config -if [ -w /etc/dhclient-${DEVICE}.conf ] && [ -x /sbin/dhclient ] ; then - LC_ALL=C grep -v "# temporary RHL ifup addition" /etc/dhclient-${DEVICE}.conf > /etc/dhclient-${DEVICE}.conf.ifupnew 2> /dev/null - cat /etc/dhclient-${DEVICE}.conf.ifupnew > /etc/dhclient-${DEVICE}.conf - rm -f /etc/dhclient-${DEVICE}.conf.ifupnew -fi - -if [ -n "${DYNCONFIG}" ]; then - PUMPARGS=$PUMPARGS - DHCPCDARGS="$DHCPCDARGS -n" - if [[ "${PERSISTENT_DHCLIENT}" = [yY1]* ]]; then - ONESHOT=""; - else - ONESHOT="-1"; - fi; - if [ -n "${DHCP_HOSTNAME}" ]; then - # Send a host-name to the DHCP server (requ. by some dhcp servers). - PUMPARGS="${PUMPARGS} -h ${DHCP_HOSTNAME}" - DHCPCDARGS="${DHCPCDARGS} -h ${DHCP_HOSTNAME}" - if [ -x /sbin/dhclient ] ; then - if [ -w /etc/dhclient-${DEVICE}.conf ] ; then - if ! LC_ALL=C grep "send *host-name *\"${DHCP_HOSTNAME}\"" /etc/dhclient-${DEVICE}.conf > /dev/null 2>&1 ; then - echo "send host-name \"${DHCP_HOSTNAME}\"; # temporary RHL ifup addition" >> /etc/dhclient-${DEVICE}.conf - fi - elif ! [ -e /etc/dhclient-${DEVICE}.conf ] ; then - echo "send host-name \"${DHCP_HOSTNAME}\"; # temporary RHL ifup addition" >> /etc/dhclient-${DEVICE}.conf - fi - fi - fi - # allow users to use generic '/etc/dhclient.conf' (as documented in manpage!) - # if per-device file doesn't exist or is empty - if [ -s /etc/dhclient-${DEVICE}.conf ]; then - DHCLIENTCONF="-cf /etc/dhclient-${DEVICE}.conf"; - else - DHCLIENTCONF=''; - fi; - DHCLIENTARGS="${DHCLIENTARGS} ${ONESHOT} -q ${DHCLIENTCONF} -lf /var/lib/dhcp/dhclient-${DEVICE}.leases -pf /var/run/dhclient-${DEVICE}.pid" - if need_hostname; then - # Set hostname of host to host-name option supplied by DHCP. - PUMPARGS="${PUMPARGS} --lookup-hostname" - DHCPCDARGS="${DHCPCDARGS} -H" - fi - if [ "${PEERDNS}" = "no" ]; then - # Do not update/replace resolv.conf. - PUMPARGS="${PUMPARGS} -d" - DHCPCDARGS="${DHCPCDARGS} -R" - fi - echo - echo -n $"Determining IP information for ${DEVICE}..." - if check_link_down ${DEVICE}; then - echo $" failed; no link present. Check cable?" - ip link set dev ${DEVICE} down >/dev/null 2>&1 - exit 1 - fi - - if [ -n "$ETHTOOL_OPTS" ] ; then - /sbin/ethtool -s ${REALDEVICE} $ETHTOOL_OPTS - fi - - # DHCP clients need DNS to be available, and we don't know - # what DNS server they're using until they are done. - FWHACK= - if [ -n "$FWACTIVE" -a "$FIREWALL_MODS" != "no" ]; then - iptables -I RH-Lokkit-0-50-INPUT -m udp -s 0/0 --sport 53 -d 0/0 --dport 1025:65535 -p udp -j ACCEPT - FWHACK=1 - fi - - if [ -x /sbin/dhclient ] && /sbin/dhclient ${DHCLIENTARGS} ${DEVICE} ; then - echo $" done." - else - echo $" failed." - [ -n "$FWHACK" ] && iptables -D RH-Lokkit-0-50-INPUT -m udp -s 0/0 --sport 53 -d 0/0 --dport 1025:65535 -p udp -j ACCEPT - exit 1 - fi - - [ -n "$FWHACK" ] && iptables -D RH-Lokkit-0-50-INPUT -m udp -s 0/0 --sport 53 -d 0/0 --dport 1025:65535 -p udp -j ACCEPT - - # DHCP likes to create duplicate routes. Fix that up. - NUMDEFROUTES=`ip -o route | \ - awk '/^default/ { nlines++ } END { print nlines }'` - if [ -n "$NUMDEFROUTES" ] && [ "$NUMDEFROUTES" -gt 1 ]; then - # remove the default route for the new device (old route wins) - ip route del default dev ${DEVICE} - fi -# end dynamic device configuration -else - if [ -z "${IPADDR}" ]; then - # enable device without IP, useful for e.g. PPPoE - ip link set dev ${REALDEVICE} up - if [ -n "$ETHTOOL_OPTS" ] ; then - /sbin/ethtool -s ${REALDEVICE} $ETHTOOL_OPTS - fi - # Bonding initialization part II - if [ "${TYPE}" = "Bonding" ] || ethtool -i $DEVICE 2>/dev/null| grep -q "driver: bonding" ; then - for device in `LANG=C grep -l "^[[:space:]]*MASTER=${DEVICE}" /etc/sysconfig/network-scripts/ifcfg-*` ; do - /sbin/ifup ${device##*/} - done - fi - - if [ "${NETWORKING_IPV6}" = "yes" ]; then - /etc/sysconfig/network-scripts/ifup-ipv6 ${CONFIG} - fi - exec /etc/sysconfig/network-scripts/ifup-post ${CONFIG} ${2} - fi - - expand_config - - [ -n "${ARP}" ] && \ - ip link set dev ${REALDEVICE} $(toggle_value arp $ARP) - - if ! ip link set dev ${REALDEVICE} up ; then - echo $"Failed to bring up ${DEVICE}." - exit 1 - fi - - if [ -n "$ETHTOOL_OPTS" ] ; then - /sbin/ethtool -s ${REALDEVICE} $ETHTOOL_OPTS - fi - - if ! arping -q -c 2 -w 3 -D -I ${REALDEVICE} ${IPADDR} ; then - echo $"Error, some other host already uses address ${IPADDR}." - exit 1 - fi - - if [ "${DEVICE}" = "lo" ]; then - SCOPE="scope host" - else - SCOPE=${SCOPE:-} - fi - - if [ -n "$SRCADDR" ]; then - SRC="src $SRCADDR" - else - SRC= - fi - - if ! LC_ALL=C ip addr ls ${REALDEVICE} | LC_ALL=C grep -q "${IPADDR}/${PREFIX}" ; then - if ! ip addr add ${IPADDR}/${PREFIX} \ - brd ${BROADCAST:-+} dev ${REALDEVICE} ${SCOPE} label ${DEVICE}; then - echo $"Error adding address ${IPADDR} for ${DEVICE}." - fi - fi - - if [ -n "$SRCADDR" ]; then - sysctl -w "net.ipv4.conf.${REALDEVICE}.arp_filter=1" >/dev/null 2>&1 - fi - - # update ARP cache of neighboring computers - arping -q -A -c 1 -I ${REALDEVICE} ${IPADDR} - ( sleep 2; - arping -q -U -c 1 -I ${REALDEVICE} ${IPADDR} ) > /dev/null 2>&1 < /dev/null & - - # Set a default route. - if [ -z "${GATEWAYDEV}" -o "${GATEWAYDEV}" = "${REALDEVICE}" ]; then - # set up default gateway. replace if one already exists - if [ -n "${GATEWAY}" -a "`ipcalc --network ${GATEWAY} ${NETMASK} 2>/dev/null`" = "NETWORK=${NETWORK}" ]; then - ip route replace default via ${GATEWAY} ${WINDOW:+window $WINDOW} ${SRC} ${GATEWAYDEV:+dev $GATEWAYDEV} - elif [ "${GATEWAYDEV}" = "${DEVICE}" ]; then - ip route replace default ${SRC} ${WINDOW:+window $WINDOW} dev ${REALDEVICE} - fi - fi - -fi - -# Bonding initialization part II - for static, enslave the devices. For -# DHCP, remove any routes for the slaves. -if [ "${TYPE}" = "Bonding" ] || ethtool -i $DEVICE 2>/dev/null| grep -q "driver: bonding" ; then - for device in `LANG=C grep -l "^[[:space:]]*MASTER=${DEVICE}" /etc/sysconfig/network-scripts/ifcfg-*` ; do - if [ "$BOOTPROTO" = "dhcp" ]; then - DEV=$DEVICE - eval $(LANG=C fgrep "DEVICE=" $device) - ifenslave -d $DEV $DEVICE - DEVICE=$DEV - fi - /sbin/ifup ${device##*/} - done -fi - -# Add Zeroconf route. -if [ -z "${NOZEROCONF}" -a "${ISALIAS}" = "no" ]; then - ip route replace 169.254.0.0/16 dev ${REALDEVICE} -fi - -# IPv6 initialisation? -if [ "${NETWORKING_IPV6}" = "yes" ]; then - /etc/sysconfig/network-scripts/ifup-ipv6 ${CONFIG} - if [[ "${DHCPV6C}" = [Yy1]* ]] && [ -x /sbin/dhcp6c ]; then - /sbin/dhcp6c ${DEVICE}; - dhcp6_pid=(`/bin/ps -eo 'pid,args' | /bin/grep "dhcp6c ${DEVICE}" | egrep -v grep`); - echo ${dhcp6_pid[0]} > /var/run/dhcp6c_${DEVICE}.pid - fi; -fi - -if [ "${IPX}" = yes ]; then - /etc/sysconfig/network-scripts/ifup-ipx ${DEVICE} -fi - -exec /etc/sysconfig/network-scripts/ifup-post ${CONFIG} ${2} -- cgit v1.2.1