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Diffstat (limited to '')
| -rw-r--r-- | bin/tests/system/reclimit/tests.sh | 191 |
1 files changed, 191 insertions, 0 deletions
diff --git a/bin/tests/system/reclimit/tests.sh b/bin/tests/system/reclimit/tests.sh new file mode 100644 index 0000000..bafdc82 --- /dev/null +++ b/bin/tests/system/reclimit/tests.sh @@ -0,0 +1,191 @@ +#!/bin/sh +# +# Copyright (C) Internet Systems Consortium, Inc. ("ISC") +# +# 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 http://mozilla.org/MPL/2.0/. +# +# See the COPYRIGHT file distributed with this work for additional +# information regarding copyright ownership. + +SYSTEMTESTTOP=.. +. $SYSTEMTESTTOP/conf.sh + +DIGOPTS="-p ${PORT}" + +status=0 +n=0 + +ns3_reset() { + copy_setports $1 ns3/named.conf + $RNDC -c ../common/rndc.conf -s 10.53.0.3 -p ${CONTROLPORT} reconfig 2>&1 | sed 's/^/I:ns3 /' + $RNDC -c ../common/rndc.conf -s 10.53.0.3 -p ${CONTROLPORT} flush | sed 's/^/I:ns3 /' +} + +ns3_sends_aaaa_queries() { + if grep "started AAAA fetch" ns3/named.run >/dev/null; then + return 0 + else + return 1 + fi +} + +# Check whether the number of queries ans2 received from ns3 (this value is +# read from dig output stored in file $1) is as expected. The expected query +# count is variable: +# - if ns3 sends AAAA queries, the query count should equal $2, +# - if ns3 does not send AAAA queries, the query count should equal $3. +check_query_count() { + count=`sed 's/[^0-9]//g;' $1` + expected_count_with_aaaa=$2 + expected_count_without_aaaa=$3 + + if ns3_sends_aaaa_queries; then + expected_count=$expected_count_with_aaaa + else + expected_count=$expected_count_without_aaaa + fi + + if [ $count -ne $expected_count ]; then + echo_i "count ($count) != $expected_count" + ret=1 + fi +} + +echo_i "set max-recursion-depth=12" + +n=`expr $n + 1` +echo_i "attempt excessive-depth lookup ($n)" +ret=0 +echo "1000" > ans2/ans.limit +$DIG $DIGOPTS @10.53.0.2 reset > /dev/null || ret=1 +$DIG $DIGOPTS @10.53.0.3 indirect1.example.org > dig.out.1.test$n || ret=1 +grep "status: SERVFAIL" dig.out.1.test$n > /dev/null || ret=1 +$DIG $DIGOPTS +short @10.53.0.2 count txt > dig.out.2.test$n || ret=1 +check_query_count dig.out.2.test$n 26 14 +if [ $ret != 0 ]; then echo_i "failed"; fi +status=`expr $status + $ret` + +n=`expr $n + 1` +echo_i "attempt permissible lookup ($n)" +ret=0 +echo "12" > ans2/ans.limit +ns3_reset ns3/named1.conf.in +$DIG $DIGOPTS @10.53.0.2 reset > /dev/null || ret=1 +$DIG $DIGOPTS @10.53.0.3 indirect2.example.org > dig.out.1.test$n || ret=1 +grep "status: NOERROR" dig.out.1.test$n > /dev/null || ret=1 +$DIG $DIGOPTS +short @10.53.0.2 count txt > dig.out.2.test$n || ret=1 +check_query_count dig.out.2.test$n 49 26 +if [ $ret != 0 ]; then echo_i "failed"; fi +status=`expr $status + $ret` + +echo_i "set max-recursion-depth=5" + +n=`expr $n + 1` +echo_i "attempt excessive-depth lookup ($n)" +ret=0 +echo "12" > ans2/ans.limit +ns3_reset ns3/named2.conf.in +$DIG $DIGOPTS @10.53.0.2 reset > /dev/null || ret=1 +$DIG $DIGOPTS @10.53.0.3 indirect3.example.org > dig.out.1.test$n || ret=1 +grep "status: SERVFAIL" dig.out.1.test$n > /dev/null || ret=1 +$DIG $DIGOPTS +short @10.53.0.2 count txt > dig.out.2.test$n || ret=1 +check_query_count dig.out.2.test$n 12 7 +if [ $ret != 0 ]; then echo_i "failed"; fi +status=`expr $status + $ret` + +n=`expr $n + 1` +echo_i "attempt permissible lookup ($n)" +ret=0 +echo "5" > ans2/ans.limit +ns3_reset ns3/named2.conf.in +$DIG $DIGOPTS @10.53.0.2 reset > /dev/null || ret=1 +$DIG $DIGOPTS @10.53.0.3 indirect4.example.org > dig.out.1.test$n || ret=1 +grep "status: NOERROR" dig.out.1.test$n > /dev/null || ret=1 +$DIG $DIGOPTS +short @10.53.0.2 count txt > dig.out.2.test$n || ret=1 +check_query_count dig.out.2.test$n 21 12 +if [ $ret != 0 ]; then echo_i "failed"; fi +status=`expr $status + $ret` + +echo_i "set max-recursion-depth=100, max-recursion-queries=50" + +n=`expr $n + 1` +echo_i "attempt excessive-queries lookup ($n)" +ret=0 +echo "13" > ans2/ans.limit +ns3_reset ns3/named3.conf.in +$DIG $DIGOPTS @10.53.0.2 reset > /dev/null || ret=1 +$DIG $DIGOPTS @10.53.0.3 indirect5.example.org > dig.out.1.test$n || ret=1 +if ns3_sends_aaaa_queries; then + grep "status: SERVFAIL" dig.out.1.test$n > /dev/null || ret=1 +fi +$DIG $DIGOPTS +short @10.53.0.2 count txt > dig.out.2.test$n || ret=1 +eval count=`cat dig.out.2.test$n` +[ $count -le 50 ] || { ret=1; echo_i "count ($count) !<= 50"; } +if [ $ret != 0 ]; then echo_i "failed"; fi +status=`expr $status + $ret` + +n=`expr $n + 1` +echo_i "attempt permissible lookup ($n)" +ret=0 +echo "12" > ans2/ans.limit +ns3_reset ns3/named3.conf.in +$DIG $DIGOPTS @10.53.0.2 reset > /dev/null || ret=1 +$DIG $DIGOPTS @10.53.0.3 indirect6.example.org > dig.out.1.test$n || ret=1 +grep "status: NOERROR" dig.out.1.test$n > /dev/null || ret=1 +$DIG $DIGOPTS +short @10.53.0.2 count txt > dig.out.2.test$n || ret=1 +eval count=`cat dig.out.2.test$n` +[ $count -le 50 ] || { ret=1; echo_i "count ($count) !<= 50"; } +if [ $ret != 0 ]; then echo_i "failed"; fi +status=`expr $status + $ret` + +echo_i "set max-recursion-depth=100, max-recursion-queries=40" + +n=`expr $n + 1` +echo_i "attempt excessive-queries lookup ($n)" +ret=0 +echo "10" > ans2/ans.limit +ns3_reset ns3/named4.conf.in +$DIG $DIGOPTS @10.53.0.2 reset > /dev/null || ret=1 +$DIG $DIGOPTS @10.53.0.3 indirect7.example.org > dig.out.1.test$n || ret=1 +if ns3_sends_aaaa_queries; then + grep "status: SERVFAIL" dig.out.1.test$n > /dev/null || ret=1 +fi +$DIG $DIGOPTS +short @10.53.0.2 count txt > dig.out.2.test$n || ret=1 +eval count=`cat dig.out.2.test$n` +[ $count -le 40 ] || { ret=1; echo_i "count ($count) !<= 40"; } +if [ $ret != 0 ]; then echo_i "failed"; fi +status=`expr $status + $ret` + +n=`expr $n + 1` +echo_i "attempt permissible lookup ($n)" +ret=0 +echo "9" > ans2/ans.limit +ns3_reset ns3/named4.conf.in +$DIG $DIGOPTS @10.53.0.2 reset > /dev/null || ret=1 +$DIG $DIGOPTS @10.53.0.3 indirect8.example.org > dig.out.1.test$n || ret=1 +grep "status: NOERROR" dig.out.1.test$n > /dev/null || ret=1 +$DIG $DIGOPTS +short @10.53.0.2 count txt > dig.out.2.test$n || ret=1 +eval count=`cat dig.out.2.test$n` +[ $count -le 40 ] || { ret=1; echo_i "count ($count) !<= 40"; } +if [ $ret != 0 ]; then echo_i "failed"; fi +status=`expr $status + $ret` + +n=`expr $n + 1` +echo_i "attempting NS explosion ($n)" +ret=0 +ns3_reset ns3/named4.conf.in +$DIG $DIGOPTS @10.53.0.2 reset > /dev/null || ret=1 +$DIG $DIGOPTS +short @10.53.0.3 ns1.1.example.net > dig.out.1.test$n || ret=1 +$DIG $DIGOPTS +short @10.53.0.2 count txt > dig.out.2.test$n || ret=1 +eval count=`cat dig.out.2.test$n` +[ $count -lt 50 ] || ret=1 +$DIG $DIGOPTS +short @10.53.0.7 count txt > dig.out.3.test$n || ret=1 +eval count=`cat dig.out.3.test$n` +[ $count -lt 50 ] || { ret=1; echo_i "count ($count) !<= 50"; } +if [ $ret != 0 ]; then echo_i "failed"; fi +status=`expr $status + $ret` + +echo_i "exit status: $status" +[ $status -eq 0 ] || exit 1 |