- Unit test for auth zone transfer TLS, and TLS failure.

doc/Changelog

@@ -1,3 +1,6 @@
+29 August 2024: Wouter
+	- Unit test for auth zone transfer TLS, and TLS failure.
+
 28 August 2024: Wouter
 	- Fix that when rpz is applied the message does not get picked up by
 	  the validator. That stops validation failures for the message.

testdata/auth_tls.tdir/auth_tls.dsc

@@ -0,0 +1,16 @@
+BaseName: auth_tls
+Version: 1.0
+Description: Perform AXFR over tls for authority zone
+CreationDate: Thu 29 Aug 09:35:40 CEST 2024
+Maintainer: dr. W.C.A. Wijngaards
+Category: 
+Component:
+CmdDepends: 
+Depends: 
+Help:
+Pre: auth_tls.pre
+Post: auth_tls.post
+Test: auth_tls.test
+AuxFiles: 
+Passed:
+Failure:

testdata/auth_tls.tdir/auth_tls.nsd.conf

@@ -0,0 +1,21 @@
+server:
+        logfile: "/dev/stderr"
+        xfrdfile: xfrd.state
+	username: ""
+	chroot: ""
+        zonesdir: ""
+	pidfile: "nsd.pid"
+        zonelistfile: "zone.list"
+	verbosity: 5
+	port: @NSD_PORT@
+        interface: 127.0.0.1@@NSD_PORT@
+
+	tls-port: @NSD_PORT@
+	tls-service-key: "nsd_server.key"
+	tls-service-pem: "nsd_server.pem"
+
+zone:
+	name: "example.com"
+	zonefile: "example.com.zone"
+	provide-xfr: 0.0.0.0/0 NOKEY
+	provide-xfr: ::0/0 NOKEY

testdata/auth_tls.tdir/auth_tls.post

@@ -0,0 +1,14 @@
+# #-- auth_tls.post --#
+# source the master var file when it's there
+[ -f ../.tpkg.var.master ] && source ../.tpkg.var.master
+# source the test var file when it's there
+[ -f .tpkg.var.test ] && source .tpkg.var.test
+#
+# do your teardown here
+. ../common.sh
+kill_pid $NSD_PID
+kill_pid $UNBOUND_PID
+echo "nsd.log"
+cat nsd.log
+echo "unbound.log"
+cat unbound.log

testdata/auth_tls.tdir/auth_tls.pre

@@ -0,0 +1,47 @@
+# #-- auth_tls.pre--#
+# source the master var file when it's there
+[ -f ../.tpkg.var.master ] && source ../.tpkg.var.master
+# use .tpkg.var.test for in test variable passing
+[ -f .tpkg.var.test ] && source .tpkg.var.test
+
+. ../common.sh
+PRE="../.."
+if test -n "$NSD"; then
+	:
+else
+	if `which nsd >/dev/null 2>&1`; then
+		# need nsd >= 4.2.0
+		NSD="nsd"
+	else
+		if test -f $PRE/../nsd/nsd; then
+			NSD="$PRE/../nsd/nsd"
+		else
+			skip_test "need nsd"
+		fi
+	fi
+fi
+echo "NSD=$NSD"
+
+get_random_port 2
+UNBOUND_PORT=$RND_PORT
+NSD_PORT=$(($RND_PORT + 1))
+echo "UNBOUND_PORT=$UNBOUND_PORT" >> .tpkg.var.test
+echo "NSD_PORT=$NSD_PORT" >> .tpkg.var.test
+
+# make config file
+sed -e 's/@UNBOUND_PORT\@/'$UNBOUND_PORT'/' -e 's/@NSD_PORT\@/'$NSD_PORT'/' < auth_tls.ub.conf > ub.conf
+sed -e 's/@UNBOUND_PORT\@/'$UNBOUND_PORT'/' -e 's/@NSD_PORT\@/'$NSD_PORT'/' < auth_tls.nsd.conf > nsd.conf
+
+# start nsd
+$NSD -d -c nsd.conf >nsd.log 2>&1 &
+NSD_PID=$!
+echo "NSD_PID=$NSD_PID" >> .tpkg.var.test
+
+# start unbound in the background
+$PRE/unbound -d -c ub.conf >unbound.log 2>&1 &
+UNBOUND_PID=$!
+echo "UNBOUND_PID=$UNBOUND_PID" >> .tpkg.var.test
+
+cat .tpkg.var.test
+wait_nsd_up nsd.log
+wait_unbound_up unbound.log

testdata/auth_tls.tdir/auth_tls.test

@@ -0,0 +1,48 @@
+# #-- auth_tls.test --#
+# source the master var file when it's there
+[ -f ../.tpkg.var.master ] && source ../.tpkg.var.master
+# use .tpkg.var.test for in test variable passing
+[ -f .tpkg.var.test ] && source .tpkg.var.test
+
+PRE="../.."
+# do the test
+echo "> dig www.example.com."
+dig @127.0.0.1 -p $UNBOUND_PORT www.example.com. | tee outfile
+if grep SERVFAIL outfile; then
+	echo "> try again"
+	dig @127.0.0.1 -p $UNBOUND_PORT www.example.com. | tee outfile
+fi
+if grep SERVFAIL outfile; then
+	echo "> try again"
+	sleep 1
+	dig @127.0.0.1 -p $UNBOUND_PORT www.example.com. | tee outfile
+fi
+if grep SERVFAIL outfile; then
+	echo "> try again"
+	sleep 1
+	dig @127.0.0.1 -p $UNBOUND_PORT www.example.com. | tee outfile
+fi
+if grep SERVFAIL outfile; then
+	echo "> try again"
+	sleep 1
+	dig @127.0.0.1 -p $UNBOUND_PORT www.example.com. | tee outfile
+fi
+if grep SERVFAIL outfile; then
+	echo "> try again"
+	sleep 10
+	dig @127.0.0.1 -p $UNBOUND_PORT www.example.com. | tee outfile
+fi
+if grep SERVFAIL outfile; then
+	echo "> try again"
+	sleep 10
+	dig @127.0.0.1 -p $UNBOUND_PORT www.example.com. | tee outfile
+fi
+echo "> check answer"
+if grep "1.2.3.4" outfile; then
+	echo "OK"
+else
+	echo "Not OK"
+	exit 1
+fi
+
+exit 0

testdata/auth_tls.tdir/auth_tls.ub.conf

@@ -0,0 +1,22 @@
+server:
+	verbosity: 7
+	# num-threads: 1
+	interface: 127.0.0.1
+	port: @UNBOUND_PORT@
+	use-syslog: no
+	directory: ""
+	pidfile: "unbound.pid"
+	chroot: ""
+	username: ""
+	do-not-query-localhost: no
+	tls-service-key: "unbound_server.key"
+	tls-service-pem: "unbound_server.pem"
+	tls-cert-bundle: "nsd_server.pem"
+
+auth-zone:
+	name: "example.com"
+	for-upstream: yes
+	for-downstream: yes
+	primary: "127.0.0.1@@NSD_PORT@#nsd"
+	allow-notify: "127.0.0.2@@NSD_PORT@"
+	allow-notify: 127.0.0.1

testdata/auth_tls.tdir/example.com.zone

@@ -0,0 +1,4 @@
+example.com.		240	IN	SOA	ns.nlnetlabs.nl. hostmaster.nlnetlabs.nl. 2024082400 28800 7200 604800 240
+example.com. NS ns.example.com.
+ns.example.com. IN A 192.0.2.1
+www.example.com. A 1.2.3.4

testdata/auth_tls.tdir/nsd_server.key

@@ -0,0 +1,39 @@
+-----BEGIN RSA PRIVATE KEY-----
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+-----END RSA PRIVATE KEY-----

testdata/auth_tls.tdir/nsd_server.pem

@@ -0,0 +1,22 @@
+-----BEGIN CERTIFICATE-----
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+-----END CERTIFICATE-----

testdata/auth_tls.tdir/unbound_server.key

@@ -0,0 +1,39 @@
+-----BEGIN RSA PRIVATE KEY-----
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+-----END RSA PRIVATE KEY-----

testdata/auth_tls.tdir/unbound_server.pem

@@ -0,0 +1,22 @@
+-----BEGIN CERTIFICATE-----
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+qlD7rHBsKhQUWK/IO64mGf7y/de+CgHtED5vDvr/p2uj/9sABATfbrOQR3W/Of25
+sLBj4OEfrJ7lX8hQgFaxkMI3x6VFT3W8dTCp7xnQgb6bgROWB5fNEZ9jk/gjSRmD
+yIU+r0UbKe5kBk/CmZVFXL2TyJ92V5NYEQh8V4DGy19qZ6u/XKYyNJL4ocs35GGe
+CA8SBuyrmdhx38h1RHErR2Skzadi1S7MwGf1y431fQ==
+-----END CERTIFICATE-----

testdata/auth_tls_failcert.tdir/auth_tls_failcert.dsc

@@ -0,0 +1,16 @@
+BaseName: auth_tls_failcert
+Version: 1.0
+Description: Perform AXFR over tls for authority zone where the cert fails
+CreationDate: Thu 29 Aug 10:35:40 CEST 2024
+Maintainer: dr. W.C.A. Wijngaards
+Category: 
+Component:
+CmdDepends: 
+Depends: 
+Help:
+Pre: auth_tls_failcert.pre
+Post: auth_tls_failcert.post
+Test: auth_tls_failcert.test
+AuxFiles: 
+Passed:
+Failure:

testdata/auth_tls_failcert.tdir/auth_tls_failcert.nsd.conf

@@ -0,0 +1,21 @@
+server:
+        logfile: "/dev/stderr"
+        xfrdfile: xfrd.state
+	username: ""
+	chroot: ""
+        zonesdir: ""
+	pidfile: "nsd.pid"
+        zonelistfile: "zone.list"
+	verbosity: 5
+	port: @NSD_PORT@
+        interface: 127.0.0.1@@NSD_PORT@
+
+	tls-port: @NSD_PORT@
+	tls-service-key: "nsd_server.key"
+	tls-service-pem: "nsd_server.pem"
+
+zone:
+	name: "example.com"
+	zonefile: "example.com.zone"
+	provide-xfr: 0.0.0.0/0 NOKEY
+	provide-xfr: ::0/0 NOKEY

testdata/auth_tls_failcert.tdir/auth_tls_failcert.post

@@ -0,0 +1,14 @@
+# #-- auth_tls_failcert.post --#
+# source the master var file when it's there
+[ -f ../.tpkg.var.master ] && source ../.tpkg.var.master
+# source the test var file when it's there
+[ -f .tpkg.var.test ] && source .tpkg.var.test
+#
+# do your teardown here
+. ../common.sh
+kill_pid $NSD_PID
+kill_pid $UNBOUND_PID
+echo "nsd.log"
+cat nsd.log
+echo "unbound.log"
+cat unbound.log