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

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

1 files changed, 108 insertions, 0 deletions

diff --git a/bin/tests/system/sfcache/tests.sh b/bin/tests/system/sfcache/tests.sh
new file mode 100644
index 0000000..4c47e08
--- /dev/null
+++ b/bin/tests/system/sfcache/tests.sh
@@ -0,0 +1,108 @@
+#!/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.
+
+# shellcheck source=conf.sh
+SYSTEMTESTTOP=..
+. "$SYSTEMTESTTOP/conf.sh"
+
+set -e
+
+status=0
+n=0
+
+rm -f dig.out.*
+
+dig_with_opts() {
+    "$DIG" +tcp +noadd +nosea +nostat +nocmd -p "$PORT" "$@"
+}
+
+rndc_with_opts() {
+    "$RNDC" -c "$SYSTEMTESTTOP/common/rndc.conf" -p "$CONTROLPORT" -s "$@"
+}
+
+echo_i "checking DNSSEC SERVFAIL is cached ($n)"
+ret=0
+dig_with_opts +dnssec foo.example. a @10.53.0.5 > dig.out.ns5.test$n || ret=1
+rndc_dumpdb ns5 -all
+awk '/Zone/{out=0} { if (out) print } /SERVFAIL/{out=1}' ns5/named_dump.db.test$n > sfcache.$n
+grep "^; foo.example/A" sfcache.$n > /dev/null || ret=1
+n=$((n+1))
+if [ $ret != 0 ]; then echo_i "failed"; fi
+status=$((status+ret))
+
+echo_i "checking SERVFAIL is returned from cache ($n)"
+ret=0
+dig_with_opts +dnssec foo.example. a @10.53.0.5 > dig.out.ns5.test$n || ret=1
+grep "SERVFAIL" dig.out.ns5.test$n > /dev/null || ret=1
+n=$((n+1))
+if [ $ret != 0 ]; then echo_i "failed"; fi
+status=$((status+ret))
+
+echo_i "checking that +cd bypasses cache check ($n)"
+ret=0
+dig_with_opts +dnssec +cd foo.example. a @10.53.0.5 > dig.out.ns5.test$n || ret=1
+grep "SERVFAIL" dig.out.ns5.test$n > /dev/null && ret=1
+n=$((n+1))
+if [ $ret != 0 ]; then echo_i "failed"; fi
+status=$((status+ret))
+
+echo_i "switching to non-dnssec SERVFAIL tests"
+ret=0
+rndc_with_opts 10.53.0.5 flush 2>&1 | sed 's/^/I:ns5 /'
+rndc_dumpdb ns5 -all
+mv ns5/named_dump.db.test$n ns5/named_dump.db.test$n.1
+awk '/SERVFAIL/ { next; out=1 } /Zone/ { out=0 } { if (out) print }' ns5/named_dump.db.test$n.1 > sfcache.$n.1
+[ -s "sfcache.$n.1" ] && ret=1
+echo_i "checking SERVFAIL is cached ($n)"
+dig_with_opts bar.example2. a @10.53.0.5 > dig.out.ns5.test$n || ret=1
+rndc_dumpdb ns5 -all
+mv ns5/named_dump.db.test$n ns5/named_dump.db.test$n.2
+awk '/Zone/{out=0} { if (out) print } /SERVFAIL/{out=1}' ns5/named_dump.db.test$n.2 > sfcache.$n.2
+grep "^; bar.example2/A" sfcache.$n.2 > /dev/null || ret=1
+n=$((n+1))
+if [ $ret != 0 ]; then echo_i "failed"; fi
+status=$((status+ret))
+
+echo_i "checking SERVFAIL is returned from cache ($n)"
+ret=0
+nextpart ns5/named.run > /dev/null
+dig_with_opts bar.example2. a @10.53.0.5 > dig.out.ns5.test$n || ret=1
+grep "SERVFAIL" dig.out.ns5.test$n > /dev/null || ret=1
+nextpart ns5/named.run > ns5/named.run.part$n
+grep 'servfail cache hit bar.example2/A (CD=0)' ns5/named.run.part$n > /dev/null || ret=1
+n=$((n+1))
+if [ $ret != 0 ]; then echo_i "failed"; fi
+status=$((status+ret))
+
+echo_i "checking cache is bypassed with +cd query ($n)"
+ret=0
+dig_with_opts +cd bar.example2. a @10.53.0.5 > dig.out.ns5.test$n || ret=1
+grep "SERVFAIL" dig.out.ns5.test$n > /dev/null || ret=1
+nextpart ns5/named.run > ns5/named.run.part$n
+grep 'servfail cache hit' ns5/named.run.part$n > /dev/null && ret=1
+n=$((n+1))
+if [ $ret != 0 ]; then echo_i "failed"; fi
+status=$((status+ret))
+
+echo_i "checking cache is used for subsequent +cd query ($n)"
+ret=0
+dig_with_opts +dnssec bar.example2. a @10.53.0.5 > dig.out.ns5.test$n || ret=1
+grep "SERVFAIL" dig.out.ns5.test$n > /dev/null || ret=1
+nextpart ns5/named.run > ns5/named.run.part$n
+grep 'servfail cache hit bar.example2/A (CD=1)' ns5/named.run.part$n > /dev/null || ret=1
+n=$((n+1))
+if [ $ret != 0 ]; then echo_i "failed"; fi
+status=$((status+ret))
+
+echo_i "exit status: $status"
+[ $status -eq 0 ] || exit 1