rc.d/init.d/network

   1 #!/bin/sh
   2 #
   3 # network       Bring up/down networking
   4 #
   5 # chkconfig: 2345 10 90
   6 # description: Activates/Deactivates all network interfaces configured to \
   7 #              start at boot time.
   8 # probe: true
   9
  10 # Source function library.
  11 . /etc/rc.d/init.d/functions
  12 . /etc/rc.d/init.d/functions.network
  13
  14 [ ! -f /etc/sysconfig/network ] && exit 0
  15
  16 . /etc/sysconfig/network
  17
  18 # Check that networking is up.
  19 [ "${NETWORKING}" == "no" -o "${NETWORKING}" == "" ] && exit 0
  20
  21 [ -x /sbin/ifconfig ] || exit 0
  22
  23 ######
  24 # initialize networking:
  25 # - check IPv4, IPv6, IPX can be handled by system
  26 # - setup default IPv{4,6} interfaces policy like:
  27 #   - forwarding,
  28 #   - spoofig protection,
  29 #   - icmp echo ignore broadcasts,
  30 # - setup lo interface
  31 network_init()
  32 {
  33 [ -f /etc/sysconfig/interfaces/ifcfg-lo ] && /sbin/ifup lo boot
  34
  35 }
  36
  37 ######
  38 # deinitialize networking
  39 # - down lo interface.
  40 network_deinit()
  41 {
  42 [ -f /etc/sysconfig/interfaces/ifcfg-lo ] && /sbin/ifdown lo boot
  43
  44 }
  45
  46 interfaces="`cd /etc/sysconfig/interfaces && ls -1 ifcfg-* | grep -v ifcfg-lo | xargs 2> /dev/null`"
  47 tunnels="`cd /etc/sysconfig/interfaces && ls -1 tnlcfg-* | xargs 2> /dev/null`"
  48
  49 # See how we were called.
  50 case "$1" in
  51   start)
  52         network_init
  53         for i in $tunnels do
  54                 [ -f /etc/sysconfig/interfaces/$i ] && /sbin/tnlup $i boot
  55         done
  56         for i in $interfaces; do
  57                 [ -f $i ] && /sbin/ifup $i boot
  58         done
  59         touch /var/lock/subsys/network
  60         ;;
  61   stop)
  62         for i in $interfaces; do
  63                 [ -f $i ] && /sbin/ifdown $i boot
  64         done
  65         for i in $tunnels do
  66                 [ -f /etc/sysconfig/interfaces/$i ] && /sbin/tnldown $i boot
  67         done
  68         network_deinit
  69         rm -f /var/lock/subsys/network
  70         ;;
  71   status)
  72         echo "Configured devices:"
  73         echo lo $interfaces
  74
  75         echo "Currently active devices:"
  76         echo `/sbin/ifconfig | grep ^[a-z] | awk '{print $1}'`
  77         ;;
  78   restart)
  79         $0 stop
  80         $0 start
  81         ;;
  82   *)
  83         echo "Usage: network {start|stop|restart|status}"
  84         exit 1
  85 esac
  86
  87 exit 0