etc/rc.d/network_ipv6

   1 #!/bin/sh
   2 #
   3 # Copyright (c) 2000  The KAME Project
   4 # All rights reserved.
   5 #
   6 # Redistribution and use in source and binary forms, with or without
   7 # modification, are permitted provided that the following conditions
   8 # are met:
   9 # 1. Redistributions of source code must retain the above copyright
  10 #    notice, this list of conditions and the following disclaimer.
  11 # 2. Redistributions in binary form must reproduce the above copyright
  12 #    notice, this list of conditions and the following disclaimer in the
  13 #    documentation and/or other materials provided with the distribution.
  14 #
  15 # THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  16 # ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  17 # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  18 # ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  19 # FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  20 # DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  21 # OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  22 # HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  23 # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  24 # OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  25 # SUCH DAMAGE.
  26 #
  27 # $FreeBSD: src/etc/rc.d/network_ipv6,v 1.35 2003/06/29 05:15:57 mtm Exp $
  28 #       From: src/etc/rc.network6,v 1.29 2002/04/06 15:15:43
  29 #
  30
  31 # PROVIDE: network_ipv6
  32 # REQUIRE: routing
  33
  34 . /etc/rc.subr
  35 . /etc/network.subr
  36
  37 name="network_ipv6"
  38 rcvar=`set_rcvar ipv6`
  39 start_cmd="network_ipv6_start"
  40
  41 network_ipv6_start()
  42 {
  43         # disallow "internal" addresses to appear on the wire
  44         route add -inet6 ::ffff:0.0.0.0 -prefixlen 96 ::1 -reject
  45         route add -inet6 ::0.0.0.0 -prefixlen 96 ::1 -reject
  46
  47         case ${ipv6_network_interfaces} in
  48         [Aa][Uu][Tt][Oo])
  49                 # Get a list of network interfaces
  50                 ipv6_network_interfaces="`ifconfig -l`"
  51                 ;;
  52         [Nn][Oo][Nn][Ee])
  53                 ipv6_network_interfaces=''
  54                 ;;
  55         esac
  56
  57         if checkyesno ipv6_gateway_enable; then
  58                 # act as a router
  59                 ${SYSCTL_W} net.inet6.ip6.forwarding=1
  60                 ${SYSCTL_W} net.inet6.ip6.accept_rtadv=0
  61
  62                 # wait for DAD
  63                 for i in $ipv6_network_interfaces; do
  64                         ifconfig $i up
  65                 done
  66                 sleep `${SYSCTL_N} net.inet6.ip6.dad_count`
  67                 sleep 1
  68         else
  69                 # act as endhost - start with manual configuration
  70                 # Setup of net.inet6.ip6.accept_rtadv is done later by
  71                 # network6_interface_setup.
  72                 ${SYSCTL_W} net.inet6.ip6.forwarding=0
  73         fi
  74
  75         if [ -n "${ipv6_network_interfaces}" ]; then
  76                 # Setup the interfaces
  77                 network6_interface_setup $ipv6_network_interfaces
  78
  79                 # wait for DAD's completion (for global addrs)
  80                 sleep `${SYSCTL_N} net.inet6.ip6.dad_count`
  81                 sleep 1
  82         fi
  83
  84         # Filter out interfaces on which IPv6 initialization failed.
  85         if checkyesno ipv6_gateway_enable; then
  86                 ipv6_working_interfaces=""
  87                 for i in ${ipv6_network_interfaces}; do
  88                         laddr=`network6_getladdr $i exclude_tentative`
  89                         case ${laddr} in
  90                         '')
  91                                 ;;
  92                         *)
  93                                 ipv6_working_interfaces="$i \
  94                                     ${ipv6_working_interfaces}"
  95                                 ;;
  96                         esac
  97                 done
  98                 ipv6_network_interfaces=${ipv6_working_interfaces}
  99         fi
 100
 101         # Setup IPv6 to IPv4 mapping
 102         network6_stf_setup
 103
 104         # Install the "default interface" to kernel, which will be used
 105         # as the default route when there's no router.
 106         network6_default_interface_setup
 107
 108         # Setup static routes
 109         network6_static_routes_setup
 110
 111         # Setup faith
 112         network6_faith_setup
 113 }
 114
 115 load_rc_config $name
 116 run_rc_command "$1"