Mark AndrewsandEvan Hunt
ca9dc40634
The synthesised CNAME is not supposed to be followed when the QTYPE is CNAME or ANY as the lookup is satisfied by the CNAME record.
190 lines
8.0 KiB
Bash
190 lines
8.0 KiB
Bash
#!/bin/sh
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#
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# Copyright (C) Internet Systems Consortium, Inc. ("ISC")
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#
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# This Source Code Form is subject to the terms of the Mozilla Public
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# License, v. 2.0. If a copy of the MPL was not distributed with this
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# file, you can obtain one at https://mozilla.org/MPL/2.0/.
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#
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# See the COPYRIGHT file distributed with this work for additional
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# information regarding copyright ownership.
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. ../conf.sh
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DIGOPTS="+tcp -p ${PORT}"
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status=0
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n=0
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n=`expr $n + 1`
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echo_i "wait for zones to finish transferring to ns2 ($n)"
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for i in 1 2 3 4 5 6 7 8 9 10
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do
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ret=0
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for zone in example.com example.net
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do
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$DIG $DIGOPTS @10.53.0.2 soa $zone > dig.out.test$n || ret=1
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grep "ANSWER: 1," dig.out.test$n > /dev/null || ret=1
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done
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[ $ret -eq 0 ] && break
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sleep 1
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done
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[ $ret -eq 0 ] || echo_i "failed"
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status=`expr $status + $ret`
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#
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# Cross zone CNAME behaviour is changed in version 9.12.1 BIND.
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# The CNAME is not followed in subsequent versions unless it is a
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# recursive query and recursion is allowed (rd=1/ra=1).
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#
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n=`expr $n + 1`
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echo_i "check that cross-zone CNAME records return target data (rd=0/ra=0) ($n)"
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ret=0
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$DIG $DIGOPTS +norec @10.53.0.1 www.example.com > dig.out.test$n || ret=1
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grep "ANSWER: 2," dig.out.test$n > /dev/null || ret=1
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grep "flags: qr aa;" dig.out.test$n > /dev/null || ret=1
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grep "www.example.com.*CNAME.*server.example.net" dig.out.test$n > /dev/null || ret=1
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grep "server.example.net.*A.*10.53.0.100" dig.out.test$n > /dev/null || ret=1
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[ $ret -eq 0 ] || echo_i "failed"
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status=`expr $status + $ret`
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n=`expr $n + 1`
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echo_i "check that cross-zone CNAME records return target data (rd=1/ra=0) ($n)"
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ret=0
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$DIG $DIGOPTS +rec @10.53.0.1 www.example.com > dig.out.test$n || ret=1
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grep "ANSWER: 2," dig.out.test$n > /dev/null || ret=1
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grep "flags: qr aa rd;" dig.out.test$n > /dev/null || ret=1
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grep "www.example.com.*CNAME.*server.example.net" dig.out.test$n > /dev/null || ret=1
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grep "server.example.net.*A.*10.53.0.100" dig.out.test$n > /dev/null || ret=1
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[ $ret -eq 0 ] || echo_i "failed"
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status=`expr $status + $ret`
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n=`expr $n + 1`
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echo_i "check that cross-zone CNAME records return target data (rd=0/ra=1) ($n)"
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ret=0
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$DIG $DIGOPTS +norec @10.53.0.2 www.example.com > dig.out.test$n || ret=1
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grep "ANSWER: 2," dig.out.test$n > /dev/null || ret=1
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grep "flags: qr aa ra;" dig.out.test$n > /dev/null || ret=1
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grep "www.example.com.*CNAME.*server.example.net" dig.out.test$n > /dev/null || ret=1
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grep "server.example.net.*A.*10.53.0.100" dig.out.test$n > /dev/null || ret=1
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[ $ret -eq 0 ] || echo_i "failed"
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status=`expr $status + $ret`
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n=`expr $n + 1`
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echo_i "check that cross-zone CNAME records return target data (rd=1/ra=1) ($n)"
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ret=0
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$DIG $DIGOPTS @10.53.0.2 www.example.com > dig.out.test$n || ret=1
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grep "ANSWER: 2," dig.out.test$n > /dev/null || ret=1
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grep "flags: qr aa rd ra;" dig.out.test$n > /dev/null || ret=1
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grep "www.example.com.*CNAME.*server.example.net" dig.out.test$n > /dev/null || ret=1
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grep "server.example.net.*A.*10.53.0.100" dig.out.test$n > /dev/null || ret=1
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[ $ret -eq 0 ] || echo_i "failed"
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status=`expr $status + $ret`
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#
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# In-zone CNAME records should always be followed regardless of RD and RA.
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#
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n=`expr $n + 1`
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echo_i "check that in-zone CNAME records return target data (rd=0/ra=0) ($n)"
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ret=0
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$DIG $DIGOPTS +norec @10.53.0.1 inzone.example.com > dig.out.test$n || ret=1
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grep "ANSWER: 2," dig.out.test$n > /dev/null || ret=1
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grep "flags: qr aa;" dig.out.test$n > /dev/null || ret=1
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grep "inzone.example.com.*CNAME.*a.example.com" dig.out.test$n > /dev/null || ret=1
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grep "a.example.com.*A.*10.53.0.1" dig.out.test$n > /dev/null || ret=1
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[ $ret -eq 0 ] || echo_i "failed"
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status=`expr $status + $ret`
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n=`expr $n + 1`
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echo_i "check that in-zone CNAME records return target data (rd=1/ra=0) ($n)"
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ret=0
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$DIG $DIGOPTS +rec @10.53.0.1 inzone.example.com > dig.out.test$n || ret=1
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grep "ANSWER: 2," dig.out.test$n > /dev/null || ret=1
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grep "flags: qr aa rd;" dig.out.test$n > /dev/null || ret=1
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grep "inzone.example.com.*CNAME.*a.example.com" dig.out.test$n > /dev/null || ret=1
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grep "a.example.com.*A.*10.53.0.1" dig.out.test$n > /dev/null || ret=1
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[ $ret -eq 0 ] || echo_i "failed"
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status=`expr $status + $ret`
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n=`expr $n + 1`
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echo_i "check that in-zone CNAME records return target data (rd=0/ra=1) ($n)"
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ret=0
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$DIG $DIGOPTS +norec @10.53.0.2 inzone.example.com > dig.out.test$n || ret=1
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grep "ANSWER: 2," dig.out.test$n > /dev/null || ret=1
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grep "flags: qr aa ra;" dig.out.test$n > /dev/null || ret=1
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grep "inzone.example.com.*CNAME.*a.example.com" dig.out.test$n > /dev/null || ret=1
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grep "a.example.com.*A.*10.53.0.1" dig.out.test$n > /dev/null || ret=1
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[ $ret -eq 0 ] || echo_i "failed"
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status=`expr $status + $ret`
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n=`expr $n + 1`
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echo_i "check that in-zone CNAME records return target data (rd=1/ra=1) ($n)"
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ret=0
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$DIG $DIGOPTS @10.53.0.2 inzone.example.com > dig.out.test$n || ret=1
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grep "ANSWER: 2," dig.out.test$n > /dev/null || ret=1
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grep "flags: qr aa rd ra;" dig.out.test$n > /dev/null || ret=1
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grep "inzone.example.com.*CNAME.*a.example.com" dig.out.test$n > /dev/null || ret=1
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grep "a.example.com.*A.*10.53.0.1" dig.out.test$n > /dev/null || ret=1
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[ $ret -eq 0 ] || echo_i "failed"
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status=`expr $status + $ret`
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n=`expr $n + 1`
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echo_i "check that in-zone CNAME records does not return target data when QTYPE is CNAME (rd=1/ra=1) ($n)"
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ret=0
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$DIG $DIGOPTS @10.53.0.2 -t cname inzone.example.com > dig.out.test$n || ret=1
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grep 'ANSWER: 1,' dig.out.test$n > /dev/null || ret=1
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grep 'flags: qr aa rd ra;' dig.out.test$n > /dev/null || ret=1
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grep 'inzone\.example\.com\..*CNAME.a\.example\.com\.' dig.out.test$n > /dev/null || ret=1
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grep 'a\.example\.com\..*A.10\.53\.0\.1' dig.out.test$n > /dev/null && ret=1
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[ $ret -eq 0 ] || echo_i "failed"
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status=`expr $status + $ret`
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n=`expr $n + 1`
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echo_i "check that in-zone CNAME records does not return target data when QTYPE is ANY (rd=1/ra=1) ($n)"
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ret=0
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$DIG $DIGOPTS @10.53.0.2 -t any inzone.example.com > dig.out.test$n || ret=1
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grep 'ANSWER: 1,' dig.out.test$n > /dev/null || ret=1
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grep 'flags: qr aa rd ra;' dig.out.test$n > /dev/null || ret=1
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grep 'inzone\.example\.com\..*CNAME.a\.example\.com\.' dig.out.test$n > /dev/null || ret=1
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grep 'a\.example\.com\..*A.10\.53\.0\.1' dig.out.test$n > /dev/null && ret=1
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[ $ret -eq 0 ] || echo_i "failed"
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status=`expr $status + $ret`
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n=`expr $n + 1`
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echo_i "check that in-zone DNAME records does not return target data when QTYPE is CNAME (rd=1/ra=1) ($n)"
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ret=0
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$DIG $DIGOPTS @10.53.0.2 -t cname inzone.dname.example.com > dig.out.test$n || ret=1
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grep 'ANSWER: 2,' dig.out.test$n > /dev/null || ret=1
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grep 'flags: qr aa rd ra;' dig.out.test$n > /dev/null || ret=1
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grep 'dname\.example\.com\..*DNAME.example\.com\.' dig.out.test$n > /dev/null || ret=1
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grep 'inzone\.dname\.example\.com\..*CNAME.inzone\.example\.com\.' dig.out.test$n > /dev/null || ret=1
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grep 'inzone\.example\.com\..*CNAME.a\.example\.com\.' dig.out.test$n > /dev/null && ret=1
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grep 'a\.example\.com\..*A.10\.53\.0\.1' dig.out.test$n > /dev/null && ret=1
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[ $ret -eq 0 ] || echo_i "failed"
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status=`expr $status + $ret`
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n=`expr $n + 1`
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echo_i "check that in-zone DNAME records does not return target data when QTYPE is ANY (rd=1/ra=1) ($n)"
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ret=0
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$DIG $DIGOPTS @10.53.0.2 -t any inzone.dname.example.com > dig.out.test$n || ret=1
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grep 'ANSWER: 2,' dig.out.test$n > /dev/null || ret=1
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grep 'flags: qr aa rd ra;' dig.out.test$n > /dev/null || ret=1
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grep 'dname\.example\.com\..*DNAME.example\.com\.' dig.out.test$n > /dev/null || ret=1
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grep 'inzone\.dname\.example\.com\..*CNAME.inzone\.example\.com\.' dig.out.test$n > /dev/null || ret=1
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grep 'inzone\.example\.com.*CNAME.a\.example\.com\.' dig.out.test$n > /dev/null && ret=1
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grep 'a\.example\.com.*A.10\.53\.0\.1' dig.out.test$n > /dev/null && ret=1
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[ $ret -eq 0 ] || echo_i "failed"
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status=`expr $status + $ret`
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n=`expr $n + 1`
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echo_i "check that CHAOS addresses are compared correctly ($n)"
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ret=0
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$DIG $DIGOPTS @10.53.0.1 +noall +answer ch test.example.chaos > dig.out.test$n
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lines=`wc -l < dig.out.test$n`
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[ ${lines:-0} -eq 2 ] || ret=1
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[ $ret -eq 0 ] || echo_i "failed"
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status=`expr $status + $ret`
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echo_i "exit status: $status"
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[ $status -eq 0 ] || exit 1
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