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-rw-r--r--bin/tests/system/padding/clean.sh21
-rw-r--r--bin/tests/system/padding/ns1/named.conf.in39
-rw-r--r--bin/tests/system/padding/ns1/root.db24
-rw-r--r--bin/tests/system/padding/ns2/example.db15
-rw-r--r--bin/tests/system/padding/ns2/named.conf.in45
-rw-r--r--bin/tests/system/padding/ns3/named.conf.in45
-rw-r--r--bin/tests/system/padding/ns4/named.conf.in45
-rw-r--r--bin/tests/system/padding/setup.sh23
-rw-r--r--bin/tests/system/padding/tests.sh135
-rw-r--r--bin/tests/system/padding/tests_sh_padding.py14
10 files changed, 406 insertions, 0 deletions
diff --git a/bin/tests/system/padding/clean.sh b/bin/tests/system/padding/clean.sh
new file mode 100644
index 0000000..eef2174
--- /dev/null
+++ b/bin/tests/system/padding/clean.sh
@@ -0,0 +1,21 @@
+#!/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 -f dig.out.*
+rm -f ns*/named.memstats
+rm -f ns*/named.run
+rm -f ns*/named.stats
+rm -f ns*/named.stats.prev
+rm -f ns*/named.lock
+rm -f ns*/named.conf
+rm -f ns*/managed-keys.bind*
diff --git a/bin/tests/system/padding/ns1/named.conf.in b/bin/tests/system/padding/ns1/named.conf.in
new file mode 100644
index 0000000..32dbf90
--- /dev/null
+++ b/bin/tests/system/padding/ns1/named.conf.in
@@ -0,0 +1,39 @@
+/*
+ * 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.
+ */
+
+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;
+ notify yes;
+ dnssec-validation no;
+};
+
+key rndc_key {
+ secret "1234abcd8765";
+ algorithm @DEFAULT_HMAC@;
+};
+
+controls {
+ inet 10.53.0.1 port @CONTROLPORT@ allow { any; } keys { rndc_key; };
+};
+
+zone "." {
+ type primary;
+ file "root.db";
+};
diff --git a/bin/tests/system/padding/ns1/root.db b/bin/tests/system/padding/ns1/root.db
new file mode 100644
index 0000000..17780d1
--- /dev/null
+++ b/bin/tests/system/padding/ns1/root.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 300
+. IN SOA gson.nominum.com. 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
diff --git a/bin/tests/system/padding/ns2/example.db b/bin/tests/system/padding/ns2/example.db
new file mode 100644
index 0000000..f6a4b03
--- /dev/null
+++ b/bin/tests/system/padding/ns2/example.db
@@ -0,0 +1,15 @@
+; 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.
+
+@ SOA ns2 hostmaster.isc.org. 1 600 600 1200 600
+@ NS ns2
+ns2 A 10.53.0.2
+foo A 10.53.1.1
diff --git a/bin/tests/system/padding/ns2/named.conf.in b/bin/tests/system/padding/ns2/named.conf.in
new file mode 100644
index 0000000..10ba86b
--- /dev/null
+++ b/bin/tests/system/padding/ns2/named.conf.in
@@ -0,0 +1,45 @@
+/*
+ * 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.
+ */
+
+key rndc_key {
+ secret "1234abcd8765";
+ algorithm @DEFAULT_HMAC@;
+};
+
+controls {
+ inet 10.53.0.2 port @CONTROLPORT@ allow { any; } keys { rndc_key; };
+};
+
+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 yes;
+ send-cookie yes;
+ response-padding { !10.53.0.8; any; } block-size 64;
+ dnssec-validation no;
+};
+
+zone "." {
+ type hint;
+ file "../../common/root.hint";
+};
+
+zone "example" {
+ type primary;
+ file "example.db";
+};
diff --git a/bin/tests/system/padding/ns3/named.conf.in b/bin/tests/system/padding/ns3/named.conf.in
new file mode 100644
index 0000000..a719249
--- /dev/null
+++ b/bin/tests/system/padding/ns3/named.conf.in
@@ -0,0 +1,45 @@
+/*
+ * 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.
+ */
+
+options {
+ query-source address 10.53.0.3;
+ notify-source 10.53.0.3;
+ transfer-source 10.53.0.3;
+ port @PORT@;
+ directory ".";
+ pid-file "named.pid";
+ listen-on { 10.53.0.3; };
+ listen-on-v6 { none; };
+ recursion yes;
+ notify yes;
+ dnssec-validation no;
+};
+
+server 10.53.0.2 {
+ tcp-only yes;
+ padding 64;
+};
+
+key rndc_key {
+ secret "1234abcd8765";
+ algorithm @DEFAULT_HMAC@;
+};
+
+controls {
+ inet 10.53.0.3 port @CONTROLPORT@ allow { any; } keys { rndc_key; };
+};
+
+zone "." {
+ type hint;
+ file "../../common/root.hint";
+};
diff --git a/bin/tests/system/padding/ns4/named.conf.in b/bin/tests/system/padding/ns4/named.conf.in
new file mode 100644
index 0000000..6828f2a
--- /dev/null
+++ b/bin/tests/system/padding/ns4/named.conf.in
@@ -0,0 +1,45 @@
+/*
+ * 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.
+ */
+
+options {
+ query-source address 10.53.0.4;
+ notify-source 10.53.0.4;
+ transfer-source 10.53.0.4;
+ port @PORT@;
+ directory ".";
+ pid-file "named.pid";
+ listen-on { 10.53.0.4; };
+ listen-on-v6 { none; };
+ recursion yes;
+ notify yes;
+ dnssec-validation no;
+};
+
+server 10.53.0.2 {
+ tcp-only no;
+ padding 64;
+};
+
+key rndc_key {
+ secret "1234abcd8765";
+ algorithm @DEFAULT_HMAC@;
+};
+
+controls {
+ inet 10.53.0.4 port @CONTROLPORT@ allow { any; } keys { rndc_key; };
+};
+
+zone "." {
+ type hint;
+ file "../../common/root.hint";
+};
diff --git a/bin/tests/system/padding/setup.sh b/bin/tests/system/padding/setup.sh
new file mode 100644
index 0000000..594ae98
--- /dev/null
+++ b/bin/tests/system/padding/setup.sh
@@ -0,0 +1,23 @@
+#!/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.
+
+. ../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
+
+touch ns2/named.stats
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
diff --git a/bin/tests/system/padding/tests_sh_padding.py b/bin/tests/system/padding/tests_sh_padding.py
new file mode 100644
index 0000000..a2eec7c
--- /dev/null
+++ b/bin/tests/system/padding/tests_sh_padding.py
@@ -0,0 +1,14 @@
+# 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.
+
+
+def test_padding(run_tests_sh):
+ run_tests_sh()
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-23 10:22:17 +0000