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//etc/rc1.d/K90network
#! /bin/bash # # network Bring up/down networking # # chkconfig: 2345 10 90 # description: Activates/Deactivates all network interfaces configured to \ # start at boot time. # ### BEGIN INIT INFO # Provides: $network ### END INIT INFO # Source function library. . /etc/init.d/functions if [ ! -f /etc/sysconfig/network ]; then exit 0 fi . /etc/sysconfig/network if [ -f /etc/sysconfig/pcmcia ]; then . /etc/sysconfig/pcmcia fi # Check that networking is up. [ "${NETWORKING}" = "no" ] && exit 0 # if the ip configuration utility isn't around we can't function. [ -x /sbin/ip ] || exit 1 # Even if IPX is configured, without the utilities we can't do much [ ! -x /sbin/ipx_internal_net -o ! -x /sbin/ipx_configure ] && IPX= # Even if VLAN is configured, without the utility we can't do much [ ! -x /sbin/vconfig ] && VLAN= CWD=`pwd` cd /etc/sysconfig/network-scripts . ./network-functions # find all the interfaces besides loopback. # ignore aliases, alternative configurations, and editor backup files interfaces=$(ls ifcfg* | \ LANG=C sed -e "$__sed_discard_ignored_files" \ -e '/\(ifcfg-lo$\|:\|ifcfg-.*-range\)/d' \ -e '/ifcfg-[A-Za-z0-9#\._-]\+$/ { s/^ifcfg-//g;s/[0-9]/ &/}' | \ LANG=C sort -k 1,1 -k 2n | \ LANG=C sed 's/ //') rc=0 # See how we were called. case "$1" in start) rc=0 # IPv6 hook (pre IPv4 start) if [ "$NETWORKING_IPV6" = "yes" ]; then if [ -x /etc/sysconfig/network-scripts/init.ipv6-global ]; then /etc/sysconfig/network-scripts/init.ipv6-global start pre fi fi apply_sysctl # bring up loopback interface action $"Bringing up loopback interface: " ./ifup ifcfg-lo case "$IPX" in yes|true) /sbin/ipx_configure --auto_primary=$IPXAUTOPRIMARY \ --auto_interface=$IPXAUTOFRAME if [ "$IPXINTERNALNETNUM" != "0" ]; then /sbin/ipx_internal_net add $IPXINTERNALNETNUM $IPXINTERNALNODENUM fi ;; esac case "$VLAN" in yes) if [ -d /proc/net/vlan ] || modprobe 8021q >/dev/null 2>&1 ; then test -z "$VLAN_NAME_TYPE" && VLAN_NAME_TYPE=DEV_PLUS_VID_NO_PAD action $"Setting 802.1Q VLAN parameters: " /sbin/vconfig set_name_type "$VLAN_NAME_TYPE" else net_log $"No 802.1Q VLAN support available in kernel." fi ;; esac vlaninterfaces="" vpninterfaces="" xdslinterfaces="" bridgeinterfaces="" # bring up all other interfaces configured to come up at boot time for i in $interfaces; do unset DEVICE TYPE SLAVE eval $(LANG=C fgrep "DEVICE=" ifcfg-$i) eval $(LANG=C fgrep "TYPE=" ifcfg-$i) eval $(LANG=C fgrep "SLAVE=" ifcfg-$i) if [ -z "$DEVICE" ] ; then DEVICE="$i"; fi if [ "${DEVICE##cipcb}" != "$DEVICE" ] ; then vpninterfaces="$vpninterfaces $i" continue fi if [ "$TYPE" = "xDSL" ]; then xdslinterfaces="$xdslinterfaces $i" continue fi if [ "$TYPE" = "Bridge" ]; then bridgeinterfaces="$bridgeinterfaces $i" continue fi if [ "$TYPE" = "IPSEC" ]; then vpninterfaces="$vpninterfaces $i" continue fi if [ "${DEVICE%%.*}" != "$DEVICE" -o "${DEVICE##vlan}" != "$DEVICE" ] ; then vlaninterfaces="$vlaninterfaces $i" continue fi if [ "$SLAVE" = "yes" ]; then continue fi if LANG=C egrep -L "^ONBOOT=['\"]?[Nn][Oo]['\"]?" ifcfg-$i > /dev/null ; then # this loads the module, to preserve ordering is_available $i continue fi # If we're in confirmation mode, get user confirmation. if [ -f /var/run/confirm ]; then confirm $i test $? = 1 && continue fi action $"Bringing up interface $i: " ./ifup $i boot rc=$((rc+$?)) done # Bring up xDSL and VPN interfaces for i in $vlaninterfaces $bridgeinterfaces $xdslinterfaces $vpninterfaces ; do if ! LANG=C egrep -L "^ONBOOT=['\"]?[Nn][Oo]['\"]?" ifcfg-$i >/dev/null 2>&1 ; then # If we're in confirmation mode, get user confirmation. if [ -f /var/run/confirm ]; then confirm $i test $? = 1 && continue fi action $"Bringing up interface $i: " ./ifup $i boot rc=$((rc+$?)) fi done # Add non interface-specific static-routes. if [ -f /etc/sysconfig/static-routes ]; then grep "^any" /etc/sysconfig/static-routes | while read ignore args ; do /sbin/route add -$args done fi # IPv6 hook (post IPv4 start) if [ "$NETWORKING_IPV6" = "yes" ]; then if [ -x /etc/sysconfig/network-scripts/init.ipv6-global ]; then /etc/sysconfig/network-scripts/init.ipv6-global start post fi fi # Run this again to catch any interface-specific actions apply_sysctl touch /var/lock/subsys/network [ -n "${NETWORKDELAY}" ] && /bin/sleep ${NETWORKDELAY} ;; stop) # Don't shut the network down if root is on NFS or a network # block device. rootfs=$(awk '{ if ($1 !~ /^[ \t]*#/ && $2 == "/" && $3 != "rootfs") { print $3; }}' /proc/mounts) rootopts=$(awk '{ if ($1 !~ /^[ \t]*#/ && $2 == "/") { print $4; }}' /etc/mtab) if [[ "$rootfs" =~ "^nfs" ]] || [[ "$rootopts" =~ "_netdev|_rnetdev" ]] ; then exit 1 fi # If this is a final shutdown/halt, check for network FS, # and unmount them even if the user didn't turn on netfs if [ "$RUNLEVEL" = "6" -o "$RUNLEVEL" = "0" -o "$RUNLEVEL" = "1" ]; then NFSMTAB=`LC_ALL=C awk '$3 ~ /^nfs/ { print $2 }' /proc/mounts` SMBMTAB=`LC_ALL=C awk '$3 == "smbfs" { print $2 }' /proc/mounts` NCPMTAB=`LC_ALL=C awk '$3 == "ncpfs" { print $2 }' /proc/mounts` if [ -n "$NFSMTAB" -o -n "$SMBMTAB" -o -n "$NCPMTAB" ] ; then /etc/init.d/netfs stop fi fi # If this is a final shutdown/halt and there is an iSCSI session, # do not stop the service. if [ "$RUNLEVEL" = "6" -o "$RUNLEVEL" = "0" -o "$RUNLEVEL" = "1" ]; then if [ $(ls -d /sys/class/iscsi_session/*/. 2>/dev/null | wc -l) -ge 1 ]; then exit 1 fi fi # IPv6 hook (pre IPv4 stop) if [ "$NETWORKING_IPV6" = "yes" ]; then if [ -x /etc/sysconfig/network-scripts/init.ipv6-global ]; then /etc/sysconfig/network-scripts/init.ipv6-global stop pre fi fi vlaninterfaces="" vpninterfaces="" xdslinterfaces="" bridgeinterfaces="" remaining="" rc=0 # get list of bonding, vpn, and xdsl interfaces for i in $interfaces; do unset DEVICE TYPE eval $(LANG=C fgrep "DEVICE=" ifcfg-$i) eval $(LANG=C fgrep "TYPE=" ifcfg-$i) if [ -z "$DEVICE" ] ; then DEVICE="$i"; fi if [ "${DEVICE##cipcb}" != "$DEVICE" ] ; then vpninterfaces="$vpninterfaces $i" continue fi if [ "$TYPE" = "IPSEC" ]; then vpninterfaces="$vpninterfaces $i" continue fi if [ "$TYPE" = "Bridge" ]; then bridgeinterfaces="$bridgeinterfaces $i" continue fi if [ "$TYPE" = "xDSL" ]; then xdslinterfaces="$xdslinterfaces $i" continue fi if [ "${DEVICE%%.*}" != "$DEVICE" -o "${DEVICE##vlan}" != "$DEVICE" ] ; then vlaninterfaces="$vlaninterfaces $i" continue fi remaining="$remaining $i" done for i in $vpninterfaces $xdslinterfaces $bridgeinterfaces $vlaninterfaces $remaining; do (. ifcfg-$i if [ -z "$DEVICE" ] ; then DEVICE="$i"; fi if ! check_device_down $DEVICE; then action $"Shutting down interface $i: " ./ifdown $i boot rc=$((rc+$?)) fi ) done case "$IPX" in yes|true) if [ "$IPXINTERNALNETNUM" != "0" ]; then /sbin/ipx_internal_net del fi ;; esac action $"Shutting down loopback interface: " ./ifdown ifcfg-lo if [ -d /proc/sys/net/ipv4 ]; then if [ -f /proc/sys/net/ipv4/ip_forward ]; then if [ `cat /proc/sys/net/ipv4/ip_forward` != 0 ]; then action $"Disabling IPv4 packet forwarding: " sysctl -w net.ipv4.ip_forward=0 fi fi if [ -f /proc/sys/net/ipv4/ip_always_defrag ]; then if [ `cat /proc/sys/net/ipv4/ip_always_defrag` != 0 ]; then action $"Disabling IPv4 automatic defragmentation: " sysctl -w net.ipv4.ip_always_defrag=0 fi fi fi # IPv6 hook (post IPv4 stop) if [ "$NETWORKING_IPV6" = "yes" ]; then if [ -x /etc/sysconfig/network-scripts/init.ipv6-global ]; then /etc/sysconfig/network-scripts/init.ipv6-global stop post fi fi rm -f /var/lock/subsys/network ;; status) echo $"Configured devices:" echo lo $interfaces echo $"Currently active devices:" echo $(/sbin/ip -o link show up | awk -F ": " '{ print $2 }') ;; restart|reload) cd "$CWD" $0 stop $0 start ;; *) echo $"Usage: $0 {start|stop|restart|reload|status}" exit 1 esac exit $rc