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#!/bin/sh
#
# Copyright (C) Internet Systems Consortium, Inc. ("ISC")
#
# SPDX-License-Identifier: MPL-2.0
#
# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, you can obtain one at https://mozilla.org/MPL/2.0/.
#
# See the COPYRIGHT file distributed with this work for additional
# information regarding copyright ownership.
#
# Set up interface aliases for bind9 system tests.
#
# IPv4: 10.53.0.{1..11} RFC 1918
# 10.53.1.{1..2}
# 10.53.2.{1..2}
# IPv6: fd92:7065:b8e:ffff::{1..11} ULA
# fd92:7065:b8e:99ff::{1..2}
# fd92:7065:b8e:ff::{1..2}
#
# We also set the MTU on the 1500 bytes to match the default MTU on physical
# interfaces, so we can properly test the cases with packets bigger than
# interface MTU.
#
# See also org.isc.bind.system (a version of this script for use on macOS)
# and testsock.pl (which checks the interfaces are configured)
#
top_srcdir=@abs_top_srcdir@
sys=$(@SHELL@ "$top_srcdir/config.guess")
use_ip=
case "$sys" in
*-*-linux*)
if type ip > /dev/null; then
use_ip=yes
elif type ifconfig > /dev/null; then
:
else
echo "$0: can't find ip or ifconfig" >&2
exit 1
fi
;;
esac
up() {
case "$sys" in
*-pc-solaris2.5.1)
[ "$a" ] && ifconfig lo0:$int $a netmask 0xffffffff up
;;
*-sun-solaris2.[6-7])
[ "$a" ] && ifconfig lo0:$int $a netmask 0xffffffff up
;;
*-*-solaris2.[8-9]|*-*-solaris2.10)
[ "$a" ] && {
/sbin/ifconfig lo0:$int plumb
/sbin/ifconfig lo0:$int $a up
/sbin/ifconfig lo0:$int mtu 1500
}
[ "$aaaa" ] && {
/sbin/ifconfig lo0:$int inet6 plumb
/sbin/ifconfig lo0:$int inet6 $aaaa up
}
;;
*-*-solaris2.1[1-9])
[ "$a" ] && {
/sbin/ipadm create-addr -t -T static \
-a $a lo0/bind9v4$int ||
echo failed lo0/bind9v4$int
}
[ "$aaaa" ] && {
/sbin/ipadm create-addr -t -T static \
-a $aaaa lo0/bind9v6$int ||
echo failed lo0/bind9v6$int
}
;;
*-*-linux*)
if [ "$use_ip" ]; then
ip address add $a/24 dev lo:$int
ip link set dev lo:$int mtu 1500
[ "$aaaa" ] && ip address add $aaaa/64 dev lo
else
ifconfig lo:$int $a up netmask 255.255.255.0 mtu 1500
[ "$aaaa" ] && ifconfig lo inet6 add $aaaa/64
fi
;;
*-unknown-freebsd*)
[ "$a" ] && ifconfig lo0 $a alias netmask 0xffffffff mtu 1500
[ "$aaaa" ] && ifconfig lo0 inet6 $aaaa alias
;;
*-unknown-dragonfly*|*-unknown-netbsd*|*-unknown-openbsd*)
[ "$a" ] && ifconfig lo0 $a alias netmask 255.255.255.0 mtu 1500
[ "$aaaa" ] && ifconfig lo0 inet6 $aaaa alias
;;
*-*-bsdi[3-5].*)
[ "$a" ] && ifconfig lo0 add $a netmask 255.255.255.0
;;
*-dec-osf[4-5].*)
[ "$a" ] && ifconfig lo0 alias $a
;;
*-sgi-irix6.*)
[ "$a" ] && ifconfig lo0 alias $a
;;
*-*-sysv5uw7*|*-*-sysv*UnixWare*|*-*-sysv*OpenUNIX*)
[ "$a" ] && ifconfig lo0 $a alias netmask 0xffffffff
;;
*-ibm-aix4.*|*-ibm-aix5.*)
[ "$a" ] && ifconfig lo0 alias $a
[ "$aaaa" ] && ifconfig lo0 inet6 alias -dad $aaaa/64
;;
hpux)
[ "$a" ] && ifconfig lo0:$int $a netmask 255.255.255.0 up
[ "$aaaa" ] && ifconfig lo0:$int inet6 $aaaa up
;;
*-sco3.2v*)
[ "$a" ] && ifconfig lo0 alias $a
;;
*-darwin*)
[ "$a" ] && ifconfig lo0 alias $a
[ "$aaaa" ] && ifconfig lo0 inet6 $aaaa alias
;;
*)
echo "Don't know how to set up interface. Giving up."
exit 1
;;
esac
}
down() {
case "$sys" in
*-pc-solaris2.5.1)
[ "$a" ] && ifconfig lo0:$int 0.0.0.0 down
;;
*-sun-solaris2.[6-7])
[ "$a" ] && ifconfig lo0:$int $a down
;;
*-*-solaris2.[8-9]|*-*-solaris2.10)
[ "$a" ] && {
ifconfig lo0:$int $a down
ifconfig lo0:$int $a unplumb
}
[ "$aaaa" ] && {
ifconfig lo0:$int inet6 down
ifconfig lo0:$int inet6 unplumb
}
;;
*-*-solaris2.1[1-9])
[ "$a" ] && {
ipadm delete-addr lo0/bind9v4$int ||
echo failed lo0/bind9v4$int
}
[ "$aaaa" ] && {
ipadm delete-addr lo0/bind9v6$int ||
echo failed lo0/bind9v6$int
}
;;
*-*-linux*)
if [ "$use_ip" ]; then
[ "$a" ] && ip address del $a/24 dev lo:$int
[ "$aaaa" ] && ip address del $aaaa/64 dev lo
else
[ "$a" ] && ifconfig lo:$int $a down
[ "$aaaa" ] && ifconfig lo inet6 del $aaaa/64
fi
;;
*-unknown-freebsd*)
[ "$a" ] && ifconfig lo0 $a delete
[ "$aaaa" ] && ifconfig lo0 inet6 $aaaa delete
;;
*-unknown-netbsd*)
[ "$a" ] && ifconfig lo0 $a delete
[ "$aaaa" ] && ifconfig lo0 inet6 $aaaa delete
;;
*-unknown-openbsd*)
[ "$a" ] && ifconfig lo0 $a delete
[ "$aaaa" ] && ifconfig lo0 inet6 $aaaa delete
;;
*-*-bsdi[3-5].*)
[ "$a" ] && ifconfig lo0 remove $a
;;
*-dec-osf[4-5].*)
[ "$a" ] && ifconfig lo0 -alias $a
;;
*-sgi-irix6.*)
[ "$a" ] && ifconfig lo0 -alias $a
;;
*-*-sysv5uw7*|*-*-sysv*UnixWare*|*-*-sysv*OpenUNIX*)
[ "$a" ] && ifconfig lo0 -alias $a
;;
*-ibm-aix4.*|*-ibm-aix5.*)
[ "$a" ] && ifconfig lo0 delete $a
[ "$aaaa" ] && ifconfig lo0 delete inet6 $aaaa/64
;;
hpux)
[ "$a" ] && ifconfig lo0:$int 0.0.0.0
[ "$aaaa" ] && ifconfig lo0:$int inet6 ::
;;
*-sco3.2v*)
[ "$a" ] && ifconfig lo0 -alias $a
;;
*darwin*)
[ "$a" ] && ifconfig lo0 -alias $a
[ "$aaaa" ] && ifconfig lo0 inet6 $aaaa delete
;;
*)
echo "Don't know how to destroy interface. Giving up."
exit 1
;;
esac
}
sequence() (
awk -v s=$1 -v e=$2 '
BEGIN {
for (i = s ; i <= e; i++) { print i; }
exit;
}'
)
#
# 'max', 'i' and 'ns' are used to compute the interface identifier for
# systems that need it and must be unique for each interface (e.g. lo:$int).
#
# int=$((i * max + ns))
#
# 'max' is the number of nameservers configured in the inner loop.
# 'i' is the outer loop counter.
# 'ns' in the namserver being configured.
# 'int' interface identifier.
#
# See also `org.isc.bind.system`.
#
# This `max` setting is grepped out for use by testsock.pl
#
max=11
case $1 in
start|up|stop|down)
for i in $(sequence 0 2)
do
case $i in
0) ipv6="ff" ;;
1) ipv6="99" ;;
2) ipv6="00" ;;
*) ipv6="" ;;
esac
for ns in $(sequence 1 $max)
do
[ $i -gt 0 -a $ns -gt 2 ] && break
int=$((i * max + ns))
a=10.53.$i.$ns
aaaa=fd92:7065:b8e:${ipv6}ff::$ns
case "$1" in
start|up) up;;
stop|down) down;;
esac
done
done
;;
*)
echo "Usage: $0 { up | down }"
exit 1
;;
esac
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