Adding upstream version 1:9.16.44.upstream/1%9.16.44upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

15 files changed, 626 insertions, 0 deletions

diff --git a/bin/tests/system/pending/clean.sh b/bin/tests/system/pending/clean.sh
new file mode 100644
index 0000000..89a4b5b
--- /dev/null
+++ b/bin/tests/system/pending/clean.sh
@@ -0,0 +1,27 @@
+#!/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.
+
+rm -rf */*.signed
+rm -rf */*.jnl
+rm -rf */K*
+rm -rf */dsset-*
+rm -rf */named.memstats
+rm -rf */named.run
+rm -rf */trusted.conf
+rm -rf ns1/root.db
+rm -rf ns2/example.db
+rm -rf ns2/example.com.db
+rm -rf nsupdate.out.test
+rm -f ns*/named.lock
+rm -f ns*/named.conf
+rm -f ns*/managed-keys.bind*
diff --git a/bin/tests/system/pending/ns1/named.conf.in b/bin/tests/system/pending/ns1/named.conf.in
new file mode 100644
index 0000000..f09c3c9
--- /dev/null
+++ b/bin/tests/system/pending/ns1/named.conf.in
@@ -0,0 +1,30 @@
+/*
+ * 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.
+ */
+
+include "trusted.conf";
+
+options {
+	query-source address 10.53.0.1;
+	notify-source 10.53.0.1;
+	transfer-source 10.53.0.1;
+	port @PORT@;
+	pid-file "named.pid";
+	listen-on { 10.53.0.1; };
+	listen-on-v6 { none; };
+	recursion no;
+};
+
+zone "." {
+	type primary;
+	file "root.db.signed";
+};
diff --git a/bin/tests/system/pending/ns1/root.db.in b/bin/tests/system/pending/ns1/root.db.in
new file mode 100644
index 0000000..fe7fe92
--- /dev/null
+++ b/bin/tests/system/pending/ns1/root.db.in
@@ -0,0 +1,29 @@
+; 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.
+
+$TTL 30
+. 			IN SOA	marka.isc.org. a.root.servers.nil. (
+				2000042100   	; serial
+				600         	; refresh
+				600         	; retry
+				1200    	; expire
+				600       	; minimum
+				)
+.			NS	a.root-servers.nil.
+a.root-servers.nil.	A	10.53.0.1
+
+example.		NS	ns2.example.
+ns2.example.		A	10.53.0.2
+example.com.		NS	ns2.example.com.
+ns2.example.com.	A	10.53.0.2
+hostile.		NS	ns3.hostile.
+ns3.hostile.		A	10.53.0.3
+nice.good.		A	10.10.10.10
diff --git a/bin/tests/system/pending/ns1/sign.sh b/bin/tests/system/pending/ns1/sign.sh
new file mode 100644
index 0000000..c29ebe2
--- /dev/null
+++ b/bin/tests/system/pending/ns1/sign.sh
@@ -0,0 +1,36 @@
+#!/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.
+
+SYSTEMTESTTOP=../..
+. $SYSTEMTESTTOP/conf.sh
+
+zone=.
+infile=root.db.in
+zonefile=root.db
+
+(cd ../ns2 && $SHELL -e sign.sh )
+
+cp ../ns2/dsset-example$TP .
+cp ../ns2/dsset-example.com$TP .
+
+keyname1=$($KEYGEN -q -a ${DEFAULT_ALGORITHM} -n zone $zone)
+keyname2=$($KEYGEN -q -a ${DEFAULT_ALGORITHM} -f KSK -n zone $zone)
+cat $infile $keyname1.key $keyname2.key > $zonefile
+
+$SIGNER -g -o $zone $zonefile > /dev/null
+
+# Configure the resolving server with a static key.
+keyfile_to_static_ds $keyname2 > trusted.conf
+cp trusted.conf ../ns2/trusted.conf
+cp trusted.conf ../ns3/trusted.conf
+cp trusted.conf ../ns4/trusted.conf
diff --git a/bin/tests/system/pending/ns2/example.com.db.in b/bin/tests/system/pending/ns2/example.com.db.in
new file mode 100644
index 0000000..ee3a1b8
--- /dev/null
+++ b/bin/tests/system/pending/ns2/example.com.db.in
@@ -0,0 +1,27 @@
+; Copyright (C) Internet Systems Consortium, Inc. ("ISC")
+;
+; SPDX-License-Identifier: MPL-2.0
+;
+; This Source Code Form is subject to the terms of the Mozilla Public
+; License, v. 2.0.  If a copy of the MPL was not distributed with this
+; file, you can obtain one at https://mozilla.org/MPL/2.0/.
+;
+; See the COPYRIGHT file distributed with this work for additional
+; information regarding copyright ownership.
+
+$TTL 30
+@			IN SOA	mname1. . (
+				2009110300 ; serial
+				20         ; refresh (20 seconds)
+				20         ; retry (20 seconds)
+				1814400    ; expire (3 weeks)
+				3600       ; minimum (1 hour)
+				)
+			NS	ns2
+			MX	10 mail
+ns2			A	10.53.0.2
+mail			A	192.0.2.2
+			AAAA	2001:db8::2
+pending-ok		A	192.0.2.2
+pending-ng		A	192.0.2.102
+removed			A	10.9.8.7
diff --git a/bin/tests/system/pending/ns2/example.db.in b/bin/tests/system/pending/ns2/example.db.in
new file mode 100644
index 0000000..5b42e2a
--- /dev/null
+++ b/bin/tests/system/pending/ns2/example.db.in
@@ -0,0 +1,26 @@
+; 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.
+
+$TTL 30
+$ORIGIN example.
+@			IN SOA	mname1. . (
+				2009110300 ; serial
+				20         ; refresh (20 seconds)
+				20         ; retry (20 seconds)
+				1814400    ; expire (3 weeks)
+				3600       ; minimum (1 hour)
+				)
+			NS	ns2
+			MX	10 mail
+ns2			A	10.53.0.2
+mail			A	10.0.0.2
+bad			CNAME	nice.good.
+worse                   A       6.6.6.6
diff --git a/bin/tests/system/pending/ns2/forgery.db b/bin/tests/system/pending/ns2/forgery.db
new file mode 100644
index 0000000..fbf42bc
--- /dev/null
+++ b/bin/tests/system/pending/ns2/forgery.db
@@ -0,0 +1,24 @@
+; 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.
+
+$TTL 30
+$ORIGIN good.
+@			IN SOA	mname1. . (
+				2009110300 ; serial
+				20         ; refresh (20 seconds)
+				20         ; retry (20 seconds)
+				1814400    ; expire (3 weeks)
+				3600       ; minimum (1 hour)
+				)
+			NS	ns2
+ns2			A	10.53.0.2
+
+nice.good.		CNAME	worse.example.
diff --git a/bin/tests/system/pending/ns2/named.conf.in b/bin/tests/system/pending/ns2/named.conf.in
new file mode 100644
index 0000000..59824df
--- /dev/null
+++ b/bin/tests/system/pending/ns2/named.conf.in
@@ -0,0 +1,51 @@
+/*
+ * 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.
+ */
+
+// NS2
+
+include "trusted.conf";
+
+options {
+	query-source address 10.53.0.2;
+	notify-source 10.53.0.2;
+	transfer-source 10.53.0.2;
+	port @PORT@;
+	pid-file "named.pid";
+	listen-on { 10.53.0.2; };
+	listen-on-v6 { none; };
+	recursion no;
+	notify yes;
+	dnssec-validation yes;
+};
+
+zone "." {
+	type hint;
+	file "../../common/root.hint";
+};
+
+zone "example" {
+	type primary;
+	file "example.db.signed";
+};
+
+zone "example.com" {
+	type primary;
+	file "example.com.db.signed";
+	allow-update { 10.53.0.0/16; };
+};
+
+zone "good" {
+	type primary;
+	file "forgery.db";
+	allow-query { any; };
+};
diff --git a/bin/tests/system/pending/ns2/sign.sh b/bin/tests/system/pending/ns2/sign.sh
new file mode 100644
index 0000000..df408f8
--- /dev/null
+++ b/bin/tests/system/pending/ns2/sign.sh
@@ -0,0 +1,34 @@
+#!/bin/sh -e
+
+# 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.
+
+SYSTEMTESTTOP=../..
+. $SYSTEMTESTTOP/conf.sh
+
+for domain in example example.com; do
+	zone=${domain}.
+	infile=${domain}.db.in
+	zonefile=${domain}.db
+
+	keyname1=$($KEYGEN -q -a ${DEFAULT_ALGORITHM} -n zone $zone)
+	keyname2=$($KEYGEN -q -a ${DEFAULT_ALGORITHM} -f KSK -n zone $zone)
+
+	cat $infile $keyname1.key $keyname2.key > $zonefile
+
+	$SIGNER -3 bebe -o $zone $zonefile > /dev/null
+done
+
+# remove "removed" record from example.com, causing the server to
+# send an apparently-invalid NXDOMAIN
+sed '/^removed/d' example.com.db.signed > example.com.db.new
+rm -f example.com.db.signed
+mv example.com.db.new example.com.db.signed
diff --git a/bin/tests/system/pending/ns3/hostile.db b/bin/tests/system/pending/ns3/hostile.db
new file mode 100644
index 0000000..a199922
--- /dev/null
+++ b/bin/tests/system/pending/ns3/hostile.db
@@ -0,0 +1,22 @@
+; Copyright (C) Internet Systems Consortium, Inc. ("ISC")
+;
+; SPDX-License-Identifier: MPL-2.0
+;
+; This Source Code Form is subject to the terms of the Mozilla Public
+; License, v. 2.0.  If a copy of the MPL was not distributed with this
+; file, you can obtain one at https://mozilla.org/MPL/2.0/.
+;
+; See the COPYRIGHT file distributed with this work for additional
+; information regarding copyright ownership.
+
+$TTL 30
+@			IN SOA	mname1. . (
+				2009110500 ; serial
+				20         ; refresh (20 seconds)
+				20         ; retry (20 seconds)
+				1814400    ; expire (3 weeks)
+				3600       ; minimum (1 hour)
+				)
+			NS	ns3
+			MX	10 mail.example.
+ns3			A	10.53.0.3
diff --git a/bin/tests/system/pending/ns3/mail.example.db b/bin/tests/system/pending/ns3/mail.example.db
new file mode 100644
index 0000000..77eb731
--- /dev/null
+++ b/bin/tests/system/pending/ns3/mail.example.db
@@ -0,0 +1,23 @@
+; 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.
+
+$TTL 30
+@			IN SOA	mname1. . (
+				2009110300 ; serial
+				20         ; refresh (20 seconds)
+				20         ; retry (20 seconds)
+				1814400    ; expire (3 weeks)
+				3600       ; minimum (1 hour)
+				)
+@			NS	ns3
+ns3			A	10.53.0.3
+;mail			A	10.0.0.2	// the correct record
+@			A	10.0.0.3
diff --git a/bin/tests/system/pending/ns3/named.conf.in b/bin/tests/system/pending/ns3/named.conf.in
new file mode 100644
index 0000000..29afd19
--- /dev/null
+++ b/bin/tests/system/pending/ns3/named.conf.in
@@ -0,0 +1,44 @@
+/*
+ * 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.
+ */
+
+// NS2
+
+include "trusted.conf";
+
+options {
+	query-source address 10.53.0.3;
+	notify-source 10.53.0.3;
+	transfer-source 10.53.0.3;
+	port @PORT@;
+	pid-file "named.pid";
+	listen-on { 10.53.0.3; };
+	listen-on-v6 { none; };
+	recursion no;
+	notify no;
+	dnssec-validation yes;
+};
+
+zone "." {
+	type hint;
+	file "../../common/root.hint";
+};
+
+zone "mail.example" {
+	type primary;
+	file "mail.example.db";
+};
+
+zone "hostile" {
+	type primary;
+	file "hostile.db";
+};
diff --git a/bin/tests/system/pending/ns4/named.conf.in b/bin/tests/system/pending/ns4/named.conf.in
new file mode 100644
index 0000000..6be9085
--- /dev/null
+++ b/bin/tests/system/pending/ns4/named.conf.in
@@ -0,0 +1,30 @@
+/*
+ * 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.
+ */
+
+include "trusted.conf";
+
+options {
+	query-source address 10.53.0.4;
+	notify-source 10.53.0.4;
+	transfer-source 10.53.0.4;
+	port @PORT@;
+	pid-file "named.pid";
+	listen-on { 10.53.0.4; };
+	listen-on-v6 { none; };
+	recursion yes;
+};
+
+zone "." {
+	type hint;
+	file "../../common/root.hint";
+};
diff --git a/bin/tests/system/pending/setup.sh b/bin/tests/system/pending/setup.sh
new file mode 100644
index 0000000..2d52f1c
--- /dev/null
+++ b/bin/tests/system/pending/setup.sh
@@ -0,0 +1,24 @@
+#!/bin/sh -e
+
+# 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.
+
+SYSTEMTESTTOP=..
+. $SYSTEMTESTTOP/conf.sh
+
+$SHELL clean.sh
+
+copy_setports ns1/named.conf.in ns1/named.conf
+copy_setports ns2/named.conf.in ns2/named.conf
+copy_setports ns3/named.conf.in ns3/named.conf
+copy_setports ns4/named.conf.in ns4/named.conf
+
+cd ns1 && $SHELL -e sign.sh
diff --git a/bin/tests/system/pending/tests.sh b/bin/tests/system/pending/tests.sh
new file mode 100644
index 0000000..049172f
--- /dev/null
+++ b/bin/tests/system/pending/tests.sh
@@ -0,0 +1,199 @@
+#!/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.
+
+SYSTEMTESTTOP=..
+. $SYSTEMTESTTOP/conf.sh
+
+# replace_data dname RR old_data new_data
+replace_data()
+{
+	if [ $# -ne 4 ]; then
+		echo_i "unexpected input for replace_data"
+		return 1
+	fi
+
+	_dname=$1
+	_rr=$2
+	_olddata=$3
+	_newdata=$4
+
+	_ret=0
+	$NSUPDATE -d <<END >> nsupdate.out.test 2>&1 || _ret=1
+server 10.53.0.2 ${PORT}
+update delete ${_dname} 30 ${_rr} ${_olddata}
+update add ${_dname} 30 ${_rr} ${_newdata}
+send
+END
+
+	if [ $_ret != 0 ]; then
+		echo_i "failed to update the test data"
+		return 1
+	fi
+
+	return 0
+}
+
+status=0
+n=0
+
+DIGOPTS="+short +tcp -p ${PORT}"
+DIGOPTS_CD="$DIGOPTS +cd"
+
+echo_i "Priming cache."
+ret=0
+expect="10 mail.example."
+ans=`$DIG $DIGOPTS_CD @10.53.0.4 hostile MX` || ret=1
+test "$ans" = "$expect" || ret=1
+test $ret = 0 || echo_i "failed, got '$ans', expected '$expect'"
+status=`expr $status + $ret`
+
+echo_i "Checking that bogus additional is not returned with +CD."
+ret=0
+expect="10.0.0.2"
+ans=`$DIG $DIGOPTS_CD @10.53.0.4 mail.example A` || ret=1
+test "$ans" = "$expect" || ret=1
+test $ret = 0 || echo_i "failed, got '$ans', expected '$expect'"
+status=`expr $status + $ret`
+
+#
+# Prime cache with pending additional records.  These should not be promoted
+# to answer.
+#
+echo_i "Priming cache (pending additional A and AAAA)"
+ret=0
+expect="10 mail.example.com."
+ans=`$DIG $DIGOPTS @10.53.0.4 example.com MX` || ret=1
+test "$ans" = "$expect" || ret=1
+test $ret = 0 || echo_i "failed, got '$ans', expected '$expect'"
+status=`expr $status + $ret`
+
+echo_i "Replacing pending A"
+ret=0
+replace_data mail.example.com. A 192.0.2.2 192.0.2.3 || ret=1
+status=`expr $status + $ret`
+
+echo_i "Replacing pending AAAA"
+ret=0
+replace_data mail.example.com. AAAA 2001:db8::2 2001:db8::3 || ret=1
+status=`expr $status + $ret`
+
+echo_i "Checking updated data to be returned (without CD)"
+ret=0
+expect="192.0.2.3"
+ans=`$DIG $DIGOPTS @10.53.0.4 mail.example.com A` || ret=1
+test "$ans" = "$expect" || ret=1
+test $ret = 0 || echo_i "failed, got '$ans', expected '$expect'"
+status=`expr $status + $ret`
+
+echo_i "Checking updated data to be returned (with CD)"
+ret=0
+expect="2001:db8::3"
+ans=`$DIG $DIGOPTS_CD @10.53.0.4 mail.example.com AAAA` || ret=1
+test "$ans" = "$expect" || ret=1
+test $ret = 0 || echo_i "failed, got '$ans', expected '$expect'"
+status=`expr $status + $ret`
+
+#
+# Prime cache with a pending answer record.  It can be returned (without
+# validation) with +CD.
+#
+echo_i "Priming cache (pending answer)"
+ret=0
+expect="192.0.2.2"
+ans=`$DIG $DIGOPTS_CD @10.53.0.4 pending-ok.example.com A` || ret=1
+test "$ans" = "$expect" || ret=1
+test $ret = 0 || echo_i "failed, got '$ans', expected '$expect'"
+status=`expr $status + $ret`
+
+echo_i "Replacing pending data"
+ret=0
+replace_data pending-ok.example.com. A 192.0.2.2 192.0.2.3 || ret=1
+status=`expr $status + $ret`
+
+echo_i "Confirming cached pending data to be returned with CD"
+ret=0
+expect="192.0.2.2"
+ans=`$DIG $DIGOPTS_CD @10.53.0.4 pending-ok.example.com A` || ret=1
+test "$ans" = "$expect" || ret=1
+test $ret = 0 || echo_i "failed, got '$ans', expected '$expect'"
+status=`expr $status + $ret`
+
+#
+# Prime cache with a pending answer record.  It should not be returned
+# to no-DNSSEC clients.
+#
+echo_i "Priming cache (pending answer)"
+ret=0
+expect="192.0.2.102"
+ans=`$DIG $DIGOPTS_CD @10.53.0.4 pending-ng.example.com A` || ret=1
+test "$ans" = "$expect" || ret=1
+test $ret = 0 || echo_i "failed, got '$ans', expected '$expect'"
+status=`expr $status + $ret`
+
+echo_i "Replacing pending data"
+ret=0
+replace_data pending-ng.example.com. A 192.0.2.102 192.0.2.103 || ret=1
+status=`expr $status + $ret`
+
+echo_i "Confirming updated data returned, not the cached one, without CD"
+ret=0
+expect="192.0.2.103"
+ans=`$DIG $DIGOPTS @10.53.0.4 pending-ng.example.com A` || ret=1
+test "$ans" = "$expect" || ret=1
+test $ret = 0 || echo_i "failed, got '$ans', expected '$expect'"
+status=`expr $status + $ret`
+
+#
+# Try to fool the resolver with an out-of-bailiwick CNAME
+#
+echo_i "Trying to Prime out-of-bailiwick pending answer with CD"
+ret=0
+expect="10.10.10.10"
+ans=`$DIG $DIGOPTS_CD @10.53.0.4 bad.example. A` || ret=1
+ans=`echo $ans | awk '{print $NF}'`
+test "$ans" = "$expect" || ret=1
+test $ret = 0 || echo_i "failed, got '$ans', expected '$expect'"
+status=`expr $status + $ret`
+
+echo_i "Confirming the out-of-bailiwick answer is not cached or reused with CD"
+ret=0
+expect="10.10.10.10"
+ans=`$DIG $DIGOPTS_CD @10.53.0.4 nice.good. A` || ret=1
+ans=`echo $ans | awk '{print $NF}'`
+test "$ans" = "$expect" || ret=1
+test $ret = 0 || echo_i "failed, got '$ans', expected '$expect'"
+status=`expr $status + $ret`
+
+#
+# Make sure the resolver doesn't cache bogus NXDOMAIN
+#
+echo_i "Trying to Prime bogus NXDOMAIN"
+ret=0
+expect="SERVFAIL"
+ans=`$DIG +tcp -p ${PORT} @10.53.0.4 removed.example.com. A` || ret=1
+ans=`echo $ans | sed 's/^.*status: \([A-Z][A-Z]*\).*$/\1/'`
+test "$ans" = "$expect" || ret=1
+test $ret = 0 || echo_i "failed, got '$ans', expected '$expect'"
+status=`expr $status + $ret`
+
+echo_i "Confirming the bogus NXDOMAIN was not cached"
+ret=0
+expect="SERVFAIL"
+ans=`$DIG +tcp -p ${PORT} @10.53.0.4 removed.example.com. A` || ret=1
+ans=`echo $ans | sed 's/^.*status: \([A-Z][A-Z]*\).*$/\1/'`
+test "$ans" = "$expect" || ret=1
+test $ret = 0 || echo_i "failed, got '$ans', expected '$expect'"
+status=`expr $status + $ret`
+
+echo_i "exit status: $status"
+[ $status -eq 0 ] || exit 1