Subversion Repositories configs

#! /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

# Should-Start: iptables ip6tables

# Short-Description: Bring up/down networking

# Description: Bring up/down networking

### END INIT INFO

# Source function library.

. /etc/init.d/functions

if [ ! -f /etc/sysconfig/network ]; then

    exit 6

fi

. /etc/sysconfig/network

if [ -f /etc/sysconfig/pcmcia ]; then

	. /etc/sysconfig/pcmcia

fi

# Check that networking is up.

[ "${NETWORKING}" = "no" ] && exit 6

# if the ip configuration utility isn't around we can't function.

[ -x /sbin/ip ] || exit 1

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)

	[ "$EUID" != "0" ] && exit 4

	rc=0

	# IPv6 hook (pre IPv4 start)

	if [ -x /etc/sysconfig/network-scripts/init.ipv6-global ]; then

		/etc/sysconfig/network-scripts/init.ipv6-global start pre

	fi

	apply_sysctl

	# bring up loopback interface

	action $"Bringing up loopback interface: " ./ifup ifcfg-lo

	case "$VLAN" in

	  yes)

	    if [ ! -d /proc/net/vlan ] && ! modprobe 8021q >/dev/null 2>&1 ; then

		net_log $"No 802.1Q VLAN support available in kernel."

	    fi

	    ;;

	esac

	vlaninterfaces=""

	xdslinterfaces=""

	bridgeinterfaces=""

	vpninterfaces=""

	# 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 [ "$SLAVE" = "yes" ]; then

			continue

		fi

		if [ "$TYPE" = "xDSL" ]; then

		        xdslinterfaces="$xdslinterfaces $i"

			continue

		fi

		if [ "$TYPE" = "Bridge" ]; then

		        bridgeinterfaces="$bridgeinterfaces $i"

			continue

		fi

		if [ "$TYPE" = "IPSEC" ] || [ "$TYPE" = "IPIP" ] || [ "$TYPE" = "GRE" ]; then

			vpninterfaces="$vpninterfaces $i"

			continue

		fi

		if [ "${DEVICE%%.*}" != "$DEVICE"  -o  "${DEVICE##vlan}" != "$DEVICE" ] ; then

			vlaninterfaces="$vlaninterfaces $i"

			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

		[ $? -ne 0 ] && rc=1

	done

	# Bring up xDSL and VPN interfaces

	for i in $vpninterfaces $vlaninterfaces $bridgeinterfaces $xdslinterfaces ; 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

		[ $? -ne 0 ] && rc=1

	    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

	# Add non interface-specific static arp entries.

	if [ -f /etc/ethers ]; then

		/sbin/arp -f /etc/ethers

	fi

 	# IPv6 hook (post IPv4 start)

 	if [ -x /etc/sysconfig/network-scripts/init.ipv6-global ]; then

 		/etc/sysconfig/network-scripts/init.ipv6-global start post

 	fi

	# Run this again to catch any interface-specific actions

	apply_sysctl

        touch /var/lock/subsys/network

	[ -n "${NETWORKDELAY}" ] && /bin/sleep ${NETWORKDELAY}

        ;;

  stop)

	[ "$EUID" != "0" ] && exit 4

  	# 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" =~ _r?netdev ]] ; then

	        net_log $"rootfs is on network filesystem, leaving network up"

		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

		NETMOUNTS=$(findmnt -m -t nfs,nfs4,smbfs,ncpfs,cifs 2>/dev/null)

		if [ -n "$NETMOUNTS" ] ; then

			/etc/init.d/netfs stop

		fi

	fi

	vlaninterfaces=""

	xdslinterfaces=""

	bridgeinterfaces=""

	vpninterfaces=""

	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 [ "$TYPE" = "IPSEC" ] || [ "$TYPE" = "IPIP" ] || [ "$TYPE" = "GRE" ]; 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 $xdslinterfaces $bridgeinterfaces $vlaninterfaces $vpninterfaces $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

		   [ $? -ne 0 ] && rc=1

		fi

		)

	done

	action $"Shutting down loopback interface: " ./ifdown ifcfg-lo

	sysctl -w net.ipv4.ip_forward=0 > /dev/null 2>&1

	# IPv6 hook (post IPv4 stop)

	if [ -x /etc/sysconfig/network-scripts/init.ipv6-global ]; then

		/etc/sysconfig/network-scripts/init.ipv6-global stop post

	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|force-reload)

        cd "$CWD"

	$0 stop

	$0 start

	rc=$?

	;;

  *)

        echo $"Usage: $0 {start|stop|status|restart|reload|force-reload}"

        exit 2

esac

exit $rc