src/initscripts/system/localnet

   1 #!/bin/sh
   2 ########################################################################
   3 # Begin $rc_base/init.d/localnet
   4 #
   5 # Description : Loopback device
   6 #
   7 # Authors     : Gerard Beekmans  - gerard@linuxfromscratch.org
   8 #
   9 # Version     : 00.00
  10 #
  11 # Notes       :
  12 #
  13 ########################################################################
  14
  15 . /etc/sysconfig/rc
  16 . ${rc_functions}
  17
  18 write_resolv_conf() {
  19         (
  20                 [ -n "${DOMAINNAME}" ] && echo "search ${DOMAINNAME}"
  21                 echo "nameserver 127.0.0.1"
  22         ) > /etc/resolv.conf
  23 }
  24
  25 write_hosts() {
  26         (
  27                 echo "127.0.0.1 localhost.localdomain localhost"
  28         ) > /etc/hosts
  29 }
  30
  31 case "${1}" in
  32         start)
  33                 eval $(/usr/local/bin/readhash /var/ipfire/main/settings)
  34                 boot_mesg "Bringing up the loopback interface..."
  35                 ip addr add 127.0.0.1/8 label lo dev lo
  36                 ip link set lo up
  37                 evaluate_retval
  38
  39                 boot_mesg "Setting hostname to ${HOSTNAME}..."
  40                 hostname ${HOSTNAME}
  41                 evaluate_retval
  42
  43                 if [ -z "$DOMAINNAME" ]; then
  44                         boot_mesg "Setting domainname to ${DOMAINNAME}..."
  45                         domainname ${DOMAINNAME}
  46                         evaluate_retval
  47                 fi
  48
  49                 # Update hosts
  50                 write_hosts
  51
  52                 # Update resolv.conf
  53                 write_resolv_conf
  54                 ;;
  55
  56         stop)
  57                 boot_mesg "Bringing down the loopback interface..."
  58                 ip link set lo down
  59                 evaluate_retval
  60                 ;;
  61
  62         restart)
  63                 ${0} stop
  64                 sleep 1
  65                 ${0} start
  66                 ;;
  67
  68         status)
  69                 eval $(/usr/local/bin/readhash /var/ipfire/main/settings)
  70                 echo "Hostname is: $(hostname)"
  71                 ip link show lo
  72                 ;;
  73
  74         *)
  75                 echo "Usage: ${0} {start|stop|restart|status}"
  76                 exit 1
  77                 ;;
  78 esac
  79
  80 # End $rc_base/init.d/localnet