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4255. [func] Add 'message-compression' option to disable DNS compression in responses. [RT #40726]

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This commit is contained in:
Witold Krecicki
2015-11-05 12:19:04 +01:00
parent 29868ebbe3
commit bfd4b9e11a
21 changed files with 451 additions and 214 deletions
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20
bin/tests/system/names/clean.sh Normal file
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#!/bin/sh
#
# Copyright (C) 2013-2015 Internet Systems Consortium, Inc. ("ISC")
#
# Permission to use, copy, modify, and/or distribute this software for any
# purpose with or without fee is hereby granted, provided that the above
# copyright notice and this permission notice appear in all copies.
#
# THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
# REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
# AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
# INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
# LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
# OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
# PERFORMANCE OF THIS SOFTWARE.
rm -f dig.*.test*
rm -f ns*/named.lock
rm -f ns*/named.memstats
rm -f ns*/named.pid

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bin/tests/system/names/ns1/example.db Normal file
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; Copyright (C) 2013 Internet Systems Consortium, Inc. ("ISC")
;
; Permission to use, copy, modify, and/or distribute this software for any
; purpose with or without fee is hereby granted, provided that the above
; copyright notice and this permission notice appear in all copies.
;
; THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
; REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
; AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
; INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
; LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
; OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
; PERFORMANCE OF THIS SOFTWARE.
$TTL 300 ; 5 minutes
@ IN SOA mname1. . (
2000042407 ; serial
20 ; refresh (20 seconds)
20 ; retry (20 seconds)
1814400 ; expire (3 weeks)
3600 ; minimum (1 hour)
)
NS ns1
ns1 A 10.53.0.1
@ MX 0 m1.mail-servers.example.
@ MX 0 m2.mail-servers.example.
@ MX 0 m3.mail-servers.example.
@ MX 0 m4.mail-servers.example.
@ MX 0 m5.mail-servers.example.
@ MX 0 m6.mail-servers.example.
@ MX 0 m7.mail-servers.example.
@ MX 0 m8.mail-servers.example.
@ MX 0 m9.mail-servers.example.
@ MX 0 m10.mail-servers.example.
@ MX 0 m11.mail-servers.example.
@ MX 0 m12.mail-servers.example.
@ MX 0 m13.mail-servers.example.
@ MX 0 m14.mail-servers.example.
@ MX 0 m15.mail-servers.example.
@ MX 0 m16.mail-servers.example.
@ MX 0 m17.mail-servers.example.
@ MX 0 m18.mail-servers.example.
@ MX 0 m19.mail-servers.example.
@ MX 0 m20.mail-servers.example.
@ MX 0 m21.mail-servers.example.
@ MX 0 m22.mail-servers.example.
@ MX 0 m23.mail-servers.example.
@ MX 0 m24.mail-servers.example.
@ MX 0 m25.mail-servers.example.
@ MX 0 m26.mail-servers.example.
@ MX 0 m27.mail-servers.example.
@ MX 0 m28.mail-servers.example.
@ MX 0 m29.mail-servers.example.

49
bin/tests/system/names/ns1/named.conf Normal file
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/*
* Copyright (C) 2013, 2015 Internet Systems Consortium, Inc. ("ISC")
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
* REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
* INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
* LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
* OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*/
controls { /* empty */ };
options {
query-source address 10.53.0.1;
notify-source 10.53.0.1;
transfer-source 10.53.0.1;
port 5300;
pid-file "named.pid";
listen-on { 10.53.0.1; };
listen-on-v6 { none; };
recursion no;
notify yes;
ixfr-from-differences yes;
check-integrity no;
};
view compress {
match-clients { 10.53.0.1/32; };
zone "example" {
type master;
file "example.db";
};
};
view nocompress {
match-clients { 10.53.0.2/32; };
message-compression no;
zone "example" {
type master;
file "example.db";
};
};

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bin/tests/system/names/setup.sh Normal file
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# Copyright (C) 2015 Internet Systems Consortium, Inc. ("ISC")
#
# Permission to use, copy, modify, and/or distribute this software for any
# purpose with or without fee is hereby granted, provided that the above
# copyright notice and this permission notice appear in all copies.
#
# THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
# REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
# AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
# INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
# LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
# OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
# PERFORMANCE OF THIS SOFTWARE.
sh clean.sh

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bin/tests/system/names/tests.sh Normal file
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#!/bin/sh
#
# Copyright (C) 2013-2015 Internet Systems Consortium, Inc. ("ISC")
#
# Permission to use, copy, modify, and/or distribute this software for any
# purpose with or without fee is hereby granted, provided that the above
# copyright notice and this permission notice appear in all copies.
#
# THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
# REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
# AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
# INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
# LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
# OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
# PERFORMANCE OF THIS SOFTWARE.
SYSTEMTESTTOP=..
. $SYSTEMTESTTOP/conf.sh
DIGOPTS="+nosea +stat +noquest +nocomm +nocmd"
status=0
echo "I:Getting message size with compression enabled"
$DIG $DIGOPTS -b 10.53.0.1 @10.53.0.1 -p 5300 mx example > dig.compen.test
COMPEN=`grep ';; MSG SIZE' dig.compen.test |sed -e "s/.*: //g"`
cat dig.compen.test |grep -v ';;' |sort > dig.compen.sorted.test
echo "I:Getting message size with compression disabled"
$DIG $DIGOPTS -b 10.53.0.2 @10.53.0.1 -p 5300 mx example > dig.compdis.test
COMPDIS=`grep ';; MSG SIZE' dig.compdis.test |sed -e "s/.*: //g"`
cat dig.compdis.test |grep -v ';;' |sort > dig.compdis.sorted.test
# the compression disabled message should be at least twice as large as with
# compression disabled, but the content should be the same
echo "I:Checking if responses are identical other than in message size"
diff dig.compdis.sorted.test dig.compen.sorted.test >/dev/null
ret=$?
if [ $ret != 0 ]; then echo "I:failed"; fi
status=`expr $status + $ret`
echo "I:Checking if message with compression disabled is significantly larger"
echo "I: Disabled $COMPDIS vs enabled $COMPEN"
val=`expr \( $COMPDIS \* 3 / 2 \) / $COMPEN`
if [ $val -le 1 ]; then
echo "I:failed"
status=`expr $status + 1`
fi;
echo "I:exit status: $status"
exit $status