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-rw-r--r--bin/tests/system/reclimit/tests.sh191
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
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-29 23:59:35 +0000