src/initscripts/init.d/networking/dhcpcd.exe

   1 ########################################################################
   2 # Begin
   3 #
   4 # Description : DHCP Client Script
   5 #
   6 # Authors     : Arne Fitzenreiter - arne_f@ipfire.org
   7 #
   8 # Version     : 02.00
   9 #
  10 # Notes       :
  11 #
  12 ########################################################################
  13
  14 . /etc/sysconfig/rc
  15 . $rc_functions
  16
  17 eval $(/usr/local/bin/readhash /var/ipfire/dns/settings)
  18
  19 dhcpcd_up()
  20 {
  21         set | grep "^new_" | sed "s|^new_||g" | \
  22         sort > /var/ipfire/dhcpc/dhcpcd-$interface.info
  23
  24         # If interface is not red0.8 (vdsl-iptv) update /var/ipfire/red
  25         if [ "$interface" != "red0.8" ]; then
  26
  27                 #Check if we have to restart the services at update
  28                 [ ! -e "/var/ipfire/red/active" ] update=1;
  29                 if [ "$old_domain_name_service" != "$new_domain_name_service" ]; then
  30                         update=1;
  31                 fi
  32                 if [ "$old_ip_address" != "$new_ip_address" ]; then
  33                         update=1;
  34                 fi
  35                 if [ "$old_routers" != "$new_routers" ]; then
  36                         update=1;
  37                 fi
  38
  39                 #Get DNS from dhcp
  40                 if [ -n "$DNS0" ] && [ -n "$DNS1" ]; then
  41                         logger -p local0.info -t dhcpcd.exe[$$] "Overwritting DNS-Server addresses with ${DNS0},${DNS1}"
  42                         echo -n ${DNS0} > /var/ipfire/red/dns1
  43                         echo -n ${DNS1} > /var/ipfire/red/dns2
  44                 else
  45                         echo -n `/etc/rc.d/helper/getdnsfromdhcpc.pl 1` > /var/ipfire/red/dns1
  46                         echo -n `/etc/rc.d/helper/getdnsfromdhcpc.pl 2` > /var/ipfire/red/dns2
  47                 fi
  48
  49                 #Get IP Address
  50                 echo "$new_ip_address"  > /var/ipfire/red/local-ipaddress
  51
  52                 #Get default gateway
  53                 grep -v " gateway$" /etc/hosts > /tmp/hosts
  54                 echo "$new_routers gateway"  >> /tmp/hosts
  55                 mv /tmp/hosts /etc/hosts
  56
  57         fi
  58         if [ $update ]; then
  59                 [ -e "/var/ipfire/red/active" ] || touch /var/ipfire/red/active
  60                 echo "$new_routers" > /var/ipfire/red/remote-ipaddress
  61                 logger -p local0.info -t dhcpcd.exe[$$] "$interface has been (re)configured with IP=$new_ip_address"
  62                 run_subdir ${rc_base}/init.d/networking/red.up/
  63                 touch /var/ipfire/red/active
  64         fi
  65 }
  66
  67 dhcpcd_down()
  68 {
  69         set | grep "^new_" | sed "s|^new_||g" | \
  70         sort > /var/ipfire/dhcpc/dhcpcd-$interface.info
  71         if [ "$interface" != "red0.8" ]; then
  72                 logger -p local0.info -t dhcpcd.exe[$$] "${interface} has been brought down"
  73                 rm -f /var/ipfire/red/active
  74                 run_subdir ${rc_base}/init.d/networking/red.down/
  75         fi
  76 }
  77
  78 case "$reason" in
  79 BOUND|INFORM|REBIND|REBOOT|RENEW|TIMEOUT|STATIC)        dhcpcd_up;;
  80 PREINIT|EXPIRE|FAIL|IPV4LL|NAK|NOCARRIER|RELEASE|STOP)  dhcpcd_down;;
  81 esac