1#!/bin/sh 2#- 3# Copyright (c) 2011 Nathan Whitehorn 4# All rights reserved. 5# Copyright (c) 2011 The FreeBSD Foundation 6# All rights reserved. 7# 8# Portions of this software were developed by Bjoern Zeeb 9# under sponsorship from the FreeBSD Foundation. 10# 11# Redistribution and use in source and binary forms, with or without 12# modification, are permitted provided that the following conditions 13# are met: 14# 1. Redistributions of source code must retain the above copyright 15# notice, this list of conditions and the following disclaimer. 16# 2. Redistributions in binary form must reproduce the above copyright 17# notice, this list of conditions and the following disclaimer in the 18# documentation and/or other materials provided with the distribution. 19# 20# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 21# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 24# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30# SUCH DAMAGE. 31# 32# $FreeBSD$ 33 34# 35# TODO: 36# - Add -R /sbin/resolvconf to rtsol once support is in tree. 37# - Add DHCPv6 support once FreeBSD ships with it. 38# 39 40: ${DIALOG_OK=0} 41: ${DIALOG_CANCEL=1} 42: ${DIALOG_HELP=2} 43: ${DIALOG_EXTRA=3} 44: ${DIALOG_ITEM_HELP=4} 45: ${DIALOG_ESC=255} 46 47INTERFACE=$1 48case "${INTERFACE}" in 49"") dialog --backtitle 'FreeBSD Installer' --title 'Network Configuration' \ 50 --msgbox 'No interface specified for IPv6 configuration.' 0 0 51 exit 1 52 ;; 53esac 54 55AGAIN="" 56while : ; do 57 MSG="Would you like to try stateless address autoconfiguration (SLAAC)${AGAIN}?" 58 dialog --backtitle 'FreeBSD Installer' --title 'Network Configuration' \ 59 --yesno "${MSG}" 0 0 60 if [ $? -eq $DIALOG_OK ]; then 61 if [ ! -z $BSDINSTALL_CONFIGCURRENT ]; then 62 dialog --backtitle 'FreeBSD Installer' \ 63 --infobox "Sending Router Solicitation ..." 0 0 64 ifconfig ${INTERFACE} inet6 -ifdisabled accept_rtadv up 65 rtsol -F $INTERFACE 2>> $BSDINSTALL_LOG 66 if [ $? -ne 0 ]; then 67 dialog --backtitle 'FreeBSD Installer' --msgbox "SLAAC failed." 0 0 68 AGAIN=" again" 69 continue 70 fi 71 fi 72 echo ifconfig_${INTERFACE}_ipv6=\"inet6 accept_rtadv\" >> $BSDINSTALL_TMPETC/._rc.conf.net 73 exit 0 74 else 75 break 76 fi 77done 78 79ROUTER6=`netstat -Wrn -f inet6 | awk '/default/ {printf("%s\n", $2);}'` 80ADDRS=`ifconfig ${INTERFACE} inet6 | \ 81awk -v dfr="${ROUTER6}" ' 82BEGIN { 83 n=0; 84} 85{ 86 if (/inet6/) { 87 if (match($2, "^fe80:")) { next; }; 88 # For the moment ignore all but the first address; it might confuse the user. 89 if (n > 0) { next; }; 90 n++; 91 printf "\"IPv6 Address\" %d 0 \"%s/%s\" %d 16 50 0 0 ", n, $2, $4, n; 92 } 93} 94END { 95 if (n == 0) { 96 n++; 97 printf "\"IPv6 Address\" %d 0 \"\" %d 16 50 0 0 ", n, n; 98 } 99 n++; 100 # Nasty trick adding a (hidden, same y) read-only field as a marker 101 # to separate interface address(es) from the default router. 102 printf "\"Default Router\" %d 0 \"%s\" %d 16 50 0 2 ", n, "DefaultRouter", n; 103 printf "\"Default Router\" %d 0 \"%s\" %d 16 50 0 0 ", n, dfr, n; 104}'` 105 106exec 3>&1 107IF_CONFIG=$(echo ${ADDRS} | xargs dialog --backtitle 'FreeBSD Installer' \ 108 --title 'Network Configuration' \ 109 --mixedform 'Static IPv6 Network Interface Configuration' 0 0 0 \ 1102>&1 1>&3) 111if [ $? -eq $DIALOG_CANCEL ]; then exit 1; fi 112exec 3>&- 113 114echo ${IF_CONFIG} | tr ' ' '\n' | \ 115awk -v iface="${INTERFACE}" ' 116BEGIN { 117 dfr=0; 118 count=0; 119} 120{ 121 if (/^[[:space:]]+$/) { 122 next; 123 } 124 if (/DefaultRouter/) { 125 dfr=1; 126 next; 127 } 128 if (dfr == 1) { 129 printf("ipv6_defaultrouter=\"%s\"\n", $1); 130 next; 131 } 132 if (count > 0) { 133 # Ignore all but the first IP address for now. 134 next; 135 } 136 count++; 137 if (!match($1, "/")) { 138 sub("$", "/64", $1); 139 } 140 printf("ifconfig_%s_ipv6=\"inet6 %s\"\n", iface, $1); 141}' >> $BSDINSTALL_TMPETC/._rc.conf.net 142 143if [ ! -z $BSDINSTALL_CONFIGCURRENT ]; then 144 . $BSDINSTALL_TMPETC/._rc.conf.net 145 ifconfig ${INTERFACE} `eval echo \\\$ifconfig_${INTERFACE}_ipv6` 146 route delete default 147 route add default ${ipv6_defaultrouter} 148fi 149 150