From 3b9b6d0b8e7f798023c9d109c490449d528fde80 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 17:59:48 +0200
Subject: Adding upstream version 1:9.18.19.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 bin/tests/system/cacheclean/tests.sh | 269 +++++++++++++++++++++++++++++++++++
 1 file changed, 269 insertions(+)
 create mode 100755 bin/tests/system/cacheclean/tests.sh

(limited to 'bin/tests/system/cacheclean/tests.sh')

diff --git a/bin/tests/system/cacheclean/tests.sh b/bin/tests/system/cacheclean/tests.sh
new file mode 100755
index 0000000..387ce86
--- /dev/null
+++ b/bin/tests/system/cacheclean/tests.sh
@@ -0,0 +1,269 @@
+#!/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
+
+status=0
+n=0
+
+RNDCOPTS="-c ../common/rndc.conf -s 10.53.0.2 -p ${CONTROLPORT}"
+DIGOPTS="+nosea +nocomm +nocmd +noquest +noadd +noauth +nocomm \
+         +nostat @10.53.0.2 -p ${PORT}"
+
+# fill the cache with nodes from flushtest.example zone
+load_cache () {
+        # empty all existing cache data
+        $RNDC $RNDCOPTS flush
+
+	# load the positive cache entries
+	$DIG $DIGOPTS -f - << EOF > /dev/null 2>&1
+txt top1.flushtest.example
+txt second1.top1.flushtest.example
+txt third1.second1.top1.flushtest.example
+txt third2.second1.top1.flushtest.example
+txt second2.top1.flushtest.example
+txt second3.top1.flushtest.example
+txt second1.top2.flushtest.example
+txt second2.top2.flushtest.example
+txt second3.top2.flushtest.example
+txt top3.flushtest.example
+txt second1.top3.flushtest.example
+txt third1.second1.top3.flushtest.example
+txt third2.second1.top3.flushtest.example
+txt third1.second2.top3.flushtest.example
+txt third2.second2.top3.flushtest.example
+txt second3.top3.flushtest.example
+EOF
+
+	# load the negative cache entries
+        # nxrrset:
+	$DIG $DIGOPTS a third1.second1.top1.flushtest.example > /dev/null
+        # nxdomain:
+	$DIG $DIGOPTS txt top4.flushtest.example > /dev/null
+        # empty nonterminal:
+	$DIG $DIGOPTS txt second2.top3.flushtest.example > /dev/null
+
+	# sleep 2 seconds ensure the TTLs will be lower on cached data
+	sleep 2
+}
+
+dump_cache () {
+        rndc_dumpdb ns2 -cache _default
+}
+
+clear_cache () {
+        $RNDC $RNDCOPTS flush
+}
+
+in_cache () {
+        ttl=$($DIG $DIGOPTS "$@" | awk '{print $2}')
+        [ -z "$ttl" ] && {
+                ttl=$($DIG $DIGOPTS +noanswer +auth "$@" | awk '{print $2}')
+                [ "$ttl" -ge 3599 ] && return 1
+                return 0
+        }
+        [ "$ttl" -ge 3599 ] && return 1
+        return 0
+}
+
+# Extract records at and below name "$1" from the cache dump in file "$2".
+filter_tree () {
+	tree="$1"
+	file="$2"
+	perl -n -e '
+		next if /^;/;
+		if (/'"$tree"'/ || (/^\t/ && $print)) {
+			$print = 1;
+		} else {
+			$print = 0;
+		}
+		print if $print;
+	' "$file"
+}
+
+n=$((n + 1))
+echo_i "check correctness of routine cache cleaning ($n)"
+$DIG $DIGOPTS +tcp +keepopen -b 10.53.0.7 -f dig.batch > dig.out.ns2 || status=1
+
+digcomp --lc dig.out.ns2 knowngood.dig.out || status=1
+
+n=$((n + 1))
+echo_i "only one tcp socket was used ($n)"
+tcpclients=$(awk '$3 == "client" && $5 ~ /10.53.0.7#[0-9]*:/ {print $5}' ns2/named.run | sort | uniq -c | wc -l)
+
+test $tcpclients -eq 1 || { status=1; echo_i "failed"; }
+
+n=$((n + 1))
+echo_i "reset and check that records are correctly cached initially ($n)"
+ret=0
+load_cache
+dump_cache
+nrecords=$(filter_tree flushtest.example ns2/named_dump.db.test$n | grep -E '(TXT|ANY)' | wc -l)
+[ $nrecords -eq 18 ] || { ret=1; echo_i "found $nrecords records expected 18"; }
+if [ $ret != 0 ]; then echo_i "failed"; fi
+status=$((status + ret))
+
+n=$((n + 1))
+echo_i "check flushing of the full cache ($n)"
+ret=0
+clear_cache
+dump_cache
+nrecords=$(filter_tree flushtest.example ns2/named_dump.db.test$n | wc -l)
+[ $nrecords -eq 0 ] || ret=1
+if [ $ret != 0 ]; then echo_i "failed"; fi
+status=$((status + ret))
+
+n=$((n + 1))
+echo_i "check flushing of individual nodes (interior node) ($n)"
+ret=0
+clear_cache
+load_cache
+# interior node
+in_cache txt top1.flushtest.example || ret=1
+$RNDC $RNDCOPTS flushname top1.flushtest.example
+in_cache txt top1.flushtest.example && ret=1
+if [ $ret != 0 ]; then echo_i "failed"; fi
+status=$((status + ret))
+
+n=$((n + 1))
+echo_i "check flushing of individual nodes (leaf node, under the interior node) ($n)"
+ret=0
+# leaf node, under the interior node (should still exist)
+in_cache txt third2.second1.top1.flushtest.example || ret=1
+$RNDC $RNDCOPTS flushname third2.second1.top1.flushtest.example
+in_cache txt third2.second1.top1.flushtest.example && ret=1
+if [ $ret != 0 ]; then echo_i "failed"; fi
+status=$((status + ret))
+
+n=$((n + 1))
+echo_i "check flushing of individual nodes (another leaf node, with both positive and negative cache entries) ($n)"
+ret=0
+# another leaf node, with both positive and negative cache entries
+in_cache a third1.second1.top1.flushtest.example || ret=1
+in_cache txt third1.second1.top1.flushtest.example || ret=1
+$RNDC $RNDCOPTS flushname third1.second1.top1.flushtest.example
+in_cache a third1.second1.top1.flushtest.example && ret=1
+in_cache txt third1.second1.top1.flushtest.example && ret=1
+if [ $ret != 0 ]; then echo_i "failed"; fi
+status=$((status + ret))
+
+n=$((n + 1))
+echo_i "check flushing a nonexistent name ($n)"
+ret=0
+$RNDC $RNDCOPTS flushname fake.flushtest.example || ret=1
+if [ $ret != 0 ]; then echo_i "failed"; fi
+status=$((status + ret))
+
+n=$((n + 1))
+echo_i "check flushing of namespaces ($n)"
+ret=0
+clear_cache
+load_cache
+# flushing leaf node should leave the interior node:
+in_cache txt third1.second1.top1.flushtest.example || ret=1
+in_cache txt top1.flushtest.example || ret=1
+$RNDC $RNDCOPTS flushtree third1.second1.top1.flushtest.example
+in_cache txt third1.second1.top1.flushtest.example && ret=1
+in_cache txt top1.flushtest.example || ret=1
+in_cache txt second1.top1.flushtest.example || ret=1
+in_cache txt third2.second1.top1.flushtest.example || ret=1
+$RNDC $RNDCOPTS flushtree second1.top1.flushtest.example
+in_cache txt top1.flushtest.example || ret=1
+in_cache txt second1.top1.flushtest.example && ret=1
+in_cache txt third2.second1.top1.flushtest.example && ret=1
+
+# flushing from an empty node should still remove all its children
+in_cache txt second1.top2.flushtest.example || ret=1
+$RNDC $RNDCOPTS flushtree top2.flushtest.example
+in_cache txt second1.top2.flushtest.example && ret=1
+in_cache txt second2.top2.flushtest.example && ret=1
+in_cache txt second3.top2.flushtest.example && ret=1
+if [ $ret != 0 ]; then echo_i "failed"; fi
+status=$((status + ret))
+
+n=$((n + 1))
+echo_i "check flushing a nonexistent namespace ($n)"
+ret=0
+$RNDC $RNDCOPTS flushtree fake.flushtest.example || ret=1
+if [ $ret != 0 ]; then echo_i "failed"; fi
+status=$((status + ret))
+
+n=$((n + 1))
+echo_i "check the number of cached records remaining ($n)"
+ret=0
+dump_cache
+nrecords=$(filter_tree flushtest.example ns2/named_dump.db.test$n | grep -v '^;' | grep -E '(TXT|ANY)' | wc -l)
+[ $nrecords -eq 17 ] || { ret=1; echo_i "found $nrecords records expected 17"; }
+if [ $ret != 0 ]; then echo_i "failed"; fi
+status=$((status + ret))
+
+n=$((n + 1))
+echo_i "check the check that flushname of a partial match works ($n)"
+ret=0
+in_cache txt second2.top1.flushtest.example || ret=1
+$RNDC $RNDCOPTS flushtree example
+in_cache txt second2.top1.flushtest.example && ret=1
+if [ $ret != 0 ]; then echo_i "failed"; fi
+status=$((status + ret))
+
+n=$((n + 1))
+echo_i "check the number of cached records remaining ($n)"
+ret=0
+dump_cache
+nrecords=$(filter_tree flushtest.example ns2/named_dump.db.test$n | grep -E '(TXT|ANY)' | wc -l)
+[ $nrecords -eq 1 ] || { ret=1; echo_i "found $nrecords records expected 1"; }
+if [ $ret != 0 ]; then echo_i "failed"; fi
+status=$((status + ret))
+
+n=$((n + 1))
+echo_i "check flushtree clears adb correctly ($n)"
+ret=0
+load_cache
+dump_cache
+mv ns2/named_dump.db.test$n ns2/named_dump.db.test$n.a
+sed -n '/plain success\/timeout/,/Unassociated entries/p' \
+	ns2/named_dump.db.test$n.a > sed.out.$n.a
+grep 'plain success/timeout' sed.out.$n.a > /dev/null 2>&1 || ret=1
+grep 'Unassociated entries' sed.out.$n.a > /dev/null 2>&1 || ret=1
+grep 'ns.flushtest.example' sed.out.$n.a > /dev/null 2>&1 || ret=1
+$RNDC $RNDCOPTS flushtree flushtest.example || ret=1
+dump_cache
+mv ns2/named_dump.db.test$n ns2/named_dump.db.test$n.b
+sed -n '/plain success\/timeout/,/Unassociated entries/p' \
+	ns2/named_dump.db.test$n.b > sed.out.$n.b
+grep 'plain success/timeout' sed.out.$n.b > /dev/null 2>&1 || ret=1
+grep 'Unassociated entries' sed.out.$n.b > /dev/null 2>&1 || ret=1
+grep 'ns.flushtest.example' sed.out.$n.b > /dev/null 2>&1 && ret=1
+if [ $ret != 0 ]; then echo_i "failed"; fi
+status=$((status + ret))
+
+n=$((n + 1))
+echo_i "check expire option returned from primary zone ($n)"
+ret=0
+$DIG @10.53.0.1 -p ${PORT} +expire soa expire-test > dig.out.expire || ret=1
+grep EXPIRE: dig.out.expire > /dev/null || ret=1
+if [ $ret != 0 ]; then echo_i "failed"; fi
+status=$((status + ret))
+
+n=$((n + 1))
+echo_i "check expire option returned from secondary zone ($n)"
+ret=0
+$DIG @10.53.0.2 -p ${PORT} +expire soa expire-test > dig.out.expire || ret=1
+grep EXPIRE: dig.out.expire > /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
-- 
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