diff options
Diffstat (limited to 'bin/tests/system/padding/tests.sh')
| -rw-r--r-- | bin/tests/system/padding/tests.sh | 135 |
1 files changed, 135 insertions, 0 deletions
diff --git a/bin/tests/system/padding/tests.sh b/bin/tests/system/padding/tests.sh new file mode 100644 index 0000000..c952537 --- /dev/null +++ b/bin/tests/system/padding/tests.sh @@ -0,0 +1,135 @@ +#!/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 -e + +. ../conf.sh + +n=0 +status=0 + +DIGOPTS="-p ${PORT}" +RNDCCMD="$RNDC -c ../common/rndc.conf -p ${CONTROLPORT} -s" + +getcookie() { + awk '$2 == "COOKIE:" { + print $3; + }' < $1 +} + +echo_i "checking that dig handles padding ($n)" +ret=0 +n=$((n + 1)) +$DIG $DIGOPTS +qr +padding=128 foo.example @10.53.0.2 > dig.out.test$n +grep "; PAD" dig.out.test$n > /dev/null || ret=1 +grep "; QUERY SIZE: 128" dig.out.test$n > /dev/null || ret=1 +if [ $ret != 0 ]; then echo_i "failed"; fi +status=$((status + ret)) + +echo_i "checking that dig added padding ($n)" +ret=0 +n=$((n + 1)) +nextpart ns2/named.stats > /dev/null +$RNDCCMD 10.53.0.2 stats +wait_for_log_peek 5 "--- Statistics Dump ---" ns2/named.stats || ret=1 +nextpart ns2/named.stats | grep "EDNS padding option received" > /dev/null || ret=1 + +if [ $ret != 0 ]; then echo_i "failed"; fi +status=$((status + ret)) + +echo_i "checking that padding is added for TCP responses ($n)" +ret=0 +n=$((n + 1)) +$DIG $DIGOPTS +vc +padding=128 foo.example @10.53.0.2 > dig.out.test$n +grep "; PAD" dig.out.test$n > /dev/null || ret=1 +grep "rcvd: 128" dig.out.test$n > /dev/null || ret=1 +if [ $ret != 0 ]; then echo_i "failed"; fi +status=$((status + ret)) + +echo_i "checking that padding is added to valid cookie responses ($n)" +ret=0 +n=$((n + 1)) +$DIG $DIGOPTS +cookie foo.example @10.53.0.2 > dig.out.testc +cookie=$(getcookie dig.out.testc) +$DIG $DIGOPTS +cookie=$cookie +padding=128 foo.example @10.53.0.2 > dig.out.test$n +grep "; PAD" dig.out.test$n > /dev/null || ret=1 +grep "rcvd: 128" dig.out.test$n > /dev/null || ret=1 +if [ $ret != 0 ]; then echo_i "failed"; fi +status=$((status + ret)) + +echo_i "checking that padding must be requested (TCP) ($n)" +ret=0 +n=$((n + 1)) +$DIG $DIGOPTS +vc foo.example @10.53.0.2 > dig.out.test$n +grep "; PAD" dig.out.test$n > /dev/null && ret=1 +if [ $ret != 0 ]; then echo_i "failed"; fi +status=$((status + ret)) + +echo_i "checking that padding must be requested (valid cookie) ($n)" +ret=0 +n=$((n + 1)) +$DIG $DIGOPTS +cookie=$cookie foo.example @10.53.0.2 > dig.out.test$n +grep "; PAD" dig.out.test$n > /dev/null && ret=1 +if [ $ret != 0 ]; then echo_i "failed"; fi +status=$((status + ret)) + +echo_i "checking that padding can be filtered out ($n)" +ret=0 +n=$((n + 1)) +$DIG $DIGOPTS +vc +padding=128 -b 10.53.0.8 foo.example @10.53.0.2 > dig.out.test$n +grep "; PAD" dig.out.test$n > /dev/null && ret=1 +if [ $ret != 0 ]; then echo_i "failed"; fi +status=$((status + ret)) + +echo_i "checking that a TCP and padding server config enables padding ($n)" +ret=0 +n=$((n + 1)) +nextpart ns2/named.stats > /dev/null +$RNDCCMD 10.53.0.2 stats +wait_for_log_peek 5 "--- Statistics Dump ---" ns2/named.stats || ret=1 +opad=$(nextpart ns2/named.stats | awk '/EDNS padding option received/ { print $1}') +$DIG $DIGOPTS foo.example @10.53.0.3 > dig.out.test$n +$RNDCCMD 10.53.0.2 stats +wait_for_log_peek 5 "--- Statistics Dump ---" ns2/named.stats || ret=1 +npad=$(nextpart ns2/named.stats | awk '/EDNS padding option received/ { print $1}') +if [ "$opad" -eq "$npad" ]; then echo_i "error: opad ($opad) == npad ($npad)"; ret=1; fi +if [ $ret != 0 ]; then echo_i "failed"; fi +status=$((status + ret)) + +echo_i "checking that a padding server config should enforce TCP ($n)" +ret=0 +n=$((n + 1)) +nextpart ns2/named.stats > /dev/null +$RNDCCMD 10.53.0.2 stats +wait_for_log_peek 5 "--- Statistics Dump ---" ns2/named.stats || ret=1 +opad=$(nextpart ns2/named.stats | awk '/EDNS padding option received/ { print $1}') +$DIG $DIGOPTS foo.example @10.53.0.4 > dig.out.test$n +$RNDCCMD 10.53.0.2 stats +wait_for_log_peek 5 "--- Statistics Dump ---" ns2/named.stats || ret=1 +npad=$(nextpart ns2/named.stats | awk '/EDNS padding option received/ { print $1}') +if [ "$opad" -ne "$npad" ]; then echo_i "error: opad ($opad) != npad ($npad)"; ret=1; fi +if [ $ret != 0 ]; then echo_i "failed"; fi +status=$((status + ret)) + +echo_i "checking that zero-length padding option has no effect ($n)" +ret=0 +n=$((n + 1)) +$DIG $DIGOPTS +qr +ednsopt=12 foo.example @10.53.0.2 > dig.out.test$n.1 +grep "; PAD" dig.out.test$n.1 > /dev/null || ret=1 +$DIG $DIGOPTS +qr +ednsopt=12:00 foo.example @10.53.0.2 > dig.out.test$n.2 +grep "; PAD" dig.out.test$n.2 > /dev/null || ret=1 +if [ $ret != 0 ]; then echo_i "failed"; fi +status=$((status + ret)) + +echo_i "exit status: $status" +[ $status -eq 0 ] || exit 1 |