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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 07:24:22 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 07:24:22 +0000
commit45d6379135504814ab723b57f0eb8be23393a51d (patch)
treed4f2ec4acca824a8446387a758b0ce4238a4dffa /bin/tests/system/rpz/tests.sh
parentInitial commit. (diff)
downloadbind9-45d6379135504814ab723b57f0eb8be23393a51d.tar.xz
bind9-45d6379135504814ab723b57f0eb8be23393a51d.zip
Adding upstream version 1:9.16.44.upstream/1%9.16.44upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r--bin/tests/system/rpz/tests.sh1012
1 files changed, 1012 insertions, 0 deletions
diff --git a/bin/tests/system/rpz/tests.sh b/bin/tests/system/rpz/tests.sh
new file mode 100644
index 0000000..738df3c
--- /dev/null
+++ b/bin/tests/system/rpz/tests.sh
@@ -0,0 +1,1012 @@
+#!/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.
+
+# test response policy zones (RPZ)
+
+# touch dnsrps-off to not test with DNSRPS
+# touch dnsrps-only to not test with classic RPZ
+
+SYSTEMTESTTOP=..
+. $SYSTEMTESTTOP/conf.sh
+
+ns=10.53.0
+ns1=$ns.1 # root, defining the others
+ns2=$ns.2 # authoritative server whose records are rewritten
+ns3=$ns.3 # main rewriting resolver
+ns4=$ns.4 # another authoritative server that is rewritten
+ns5=$ns.5 # another rewriting resolver
+ns6=$ns.6 # a forwarding server
+ns7=$ns.7 # another rewriting resolver
+ns8=$ns.8 # another rewriting resolver
+ns9=$ns.9 # another rewriting resolver
+ns10=$ns.10 # authoritative server
+
+HAVE_CORE=
+
+status=0
+t=0
+
+DEBUG=
+SAVE_RESULTS=
+ARGS=
+
+USAGE="$0: [-xS]"
+while getopts "xS:" c; do
+ case $c in
+ x) set -x; DEBUG=-x; ARGS="$ARGS -x";;
+ S) SAVE_RESULTS=-S; ARGS="$ARGS -S";;
+ *) echo "$USAGE" 1>&2; exit 1;;
+ esac
+done
+shift `expr $OPTIND - 1 || true`
+if test "$#" -ne 0; then
+ echo "$USAGE" 1>&2
+ exit 1
+fi
+# really quit on control-C
+trap 'exit 1' 1 2 15
+
+TS='%H:%M:%S '
+TS=
+comment () {
+ if test -n "$TS"; then
+ date "+${TS}$*" | cat_i
+ fi
+}
+
+DNSRPSCMD=./dnsrps
+RNDCCMD="$RNDC -c $SYSTEMTESTTOP/common/rndc.conf -p ${CONTROLPORT} -s"
+
+if test -x "$DNSRPSCMD"; then
+ # speed up the many delays for dnsrpzd by waiting only 0.1 seconds
+ WAIT_CMD="$DNSRPSCMD -w 0.1"
+ TEN_SECS=100
+else
+ WAIT_CMD="sleep 1"
+ TEN_SECS=10
+fi
+
+digcmd () {
+ if test "$1" = TCP; then
+ shift
+ fi
+ # Default to +noauth and @$ns3
+ # Also default to -bX where X is the @value so that OS X will choose
+ # the right IP source address.
+ digcmd_args=`echo "+nocookie +noadd +time=2 +tries=1 -p ${PORT} $*" | \
+ sed -e "/@/!s/.*/& @$ns3/" \
+ -e '/-b/!s/@\([^ ]*\)/@\1 -b\1/' \
+ -e '/+n?o?auth/!s/.*/+noauth &/'`
+ #echo_i "dig $digcmd_args 1>&2
+ $DIG $digcmd_args
+}
+
+# set DIGNM=file name for dig output
+GROUP_NM=
+TEST_NUM=0
+make_dignm () {
+ TEST_NUM=`expr $TEST_NUM : '\([0-9]*\).*'` # trim '+' characters
+ TEST_NUM=`expr $TEST_NUM + 1`
+ DIGNM=dig.out$GROUP_NM-$TEST_NUM
+ while test -f $DIGNM; do
+ TEST_NUM="$TEST_NUM+"
+ DIGNM=dig.out$GROUP_NM-$TEST_NUM
+ done
+}
+
+setret () {
+ ret=1
+ status=`expr $status + 1`
+ echo_i "$*"
+}
+
+# set $SN to the SOA serial number of a zone
+# $1=domain
+# $2=DNS server and client IP address
+get_sn() {
+ SOA=`$DIG -p ${PORT} +short +norecurse soa "$1" "@$2" "-b$2"`
+ SN=`expr "$SOA" : '[^ ]* [^ ]* \([^ ]*\) .*'`
+ test "$SN" != "" && return
+ echo_i "no serial number from \`dig -p ${PORT} soa $1 @$2\` in \"$SOA\""
+ exit 1
+}
+
+get_sn_fast () {
+ RSN=`$DNSRPSCMD -n "$1"`
+ #echo "dnsrps serial for $1 is $RSN"
+ if test -z "$RSN"; then
+ echo_i "dnsrps failed to get SOA serial number for $1"
+ exit 1
+ fi
+}
+
+# check that dnsrpzd has loaded its zones
+# $1=domain
+# $2=DNS server IP address
+FZONES=`sed -n -e 's/^zone "\(.*\)".*\(10.53.0..\).*/Z=\1;M=\2/p' dnsrpzd.conf`
+dnsrps_loaded() {
+ test "$mode" = dnsrps || return
+ n=0
+ for V in $FZONES; do
+ eval "$V"
+ get_sn $Z $M
+ while true; do
+ get_sn_fast "$Z"
+ if test "$SN" -eq "0$RSN"; then
+ #echo "$Z @$M serial=$SN"
+ break
+ fi
+ n=`expr $n + 1`
+ if test "$n" -gt $TEN_SECS; then
+ echo_i "dnsrps serial for $Z is $RSN instead of $SN"
+ exit 1
+ fi
+ $WAIT_CMD
+ done
+ done
+}
+
+# check the serial number in an SOA to ensure that a policy zone has
+# been (re)loaded
+# $1=serial number
+# $2=domain
+# $3=DNS server
+ck_soa() {
+ n=0
+ while true; do
+ if test "$mode" = dnsrps; then
+ get_sn_fast "$2"
+ test "$RSN" -eq "$1" && return
+ else
+ get_sn "$2" "$3"
+ test "$SN" -eq "$1" && return
+ fi
+ n=`expr $n + 1`
+ if test "$n" -gt $TEN_SECS; then
+ echo_i "got serial number \"$SN\" instead of \"$1\" from $2 @$3"
+ return
+ fi
+ $WAIT_CMD
+ done
+}
+
+# (re)load the response policy zones with the rules in the file $TEST_FILE
+load_db () {
+ if test -n "$TEST_FILE"; then
+ copy_setports $TEST_FILE tmp
+ if $NSUPDATE -v tmp; then :
+ $RNDCCMD $ns3 sync
+ else
+ echo_i "failed to update policy zone with $TEST_FILE"
+ $RNDCCMD $ns3 sync
+ exit 1
+ fi
+ rm -f tmp
+ fi
+}
+
+# restart name server
+# $1 ns number
+# $2 rebuild bl rpz zones if "rebuild-bl-rpz"
+restart () {
+ # try to ensure that the server really has stopped
+ # and won't mess with ns$1/name.pid
+ if test -z "$HAVE_CORE" -a -f ns$1/named.pid; then
+ $RNDCCMD $ns$1 halt >/dev/null 2>&1
+ if test -f ns$1/named.pid; then
+ sleep 1
+ PID=`cat ns$1/named.pid 2>/dev/null`
+ if test -n "$PID"; then
+ echo_i "killing ns$1 server $PID"
+ $KILL -9 $PID
+ fi
+ fi
+ fi
+ rm -f ns$1/*.jnl
+ if [ "$2" = "rebuild-bl-rpz" ]; then
+ if test -f ns$1/base.db; then
+ for NM in ns$1/bl*.db; do
+ cp -f ns$1/base.db $NM
+ done
+ fi
+ fi
+ start_server --noclean --restart --port ${PORT} ns$1
+ load_db
+ dnsrps_loaded
+ sleep 1
+}
+
+# $1=server and irrelevant args
+# $2=error message
+ckalive () {
+ CKALIVE_NS=`expr "$1" : '.*@ns\([1-9]\).*'`
+ if test -z "$CKALIVE_NS"; then
+ CKALIVE_NS=3
+ fi
+ eval CKALIVE_IP=\$ns$CKALIVE_NS
+ $RNDCCMD $CKALIVE_IP status >/dev/null 2>&1 && return 0
+ HAVE_CORE=yes
+ setret "$2"
+ # restart the server to avoid stalling waiting for it to stop
+ restart $CKALIVE_NS "rebuild-bl-rpz"
+ return 1
+}
+
+resetstats () {
+ NSDIR=$1
+ eval "${NSDIR}_CNT=''"
+}
+
+ckstats () {
+ HOST=$1
+ LABEL="$2"
+ NSDIR="$3"
+ EXPECTED="$4"
+ $RNDCCMD $HOST stats
+ NEW_CNT=0`sed -n -e 's/[ ]*\([0-9]*\).response policy.*/\1/p' \
+ $NSDIR/named.stats | tail -1`
+ eval "OLD_CNT=0\$${NSDIR}_CNT"
+ GOT=`expr $NEW_CNT - $OLD_CNT`
+ if test "$GOT" -ne "$EXPECTED"; then
+ setret "wrong $LABEL $NSDIR statistics of $GOT instead of $EXPECTED"
+ fi
+ eval "${NSDIR}_CNT=$NEW_CNT"
+}
+
+ckstatsrange () {
+ HOST=$1
+ LABEL="$2"
+ NSDIR="$3"
+ MIN="$4"
+ MAX="$5"
+ $RNDCCMD $HOST stats
+ NEW_CNT=0`sed -n -e 's/[ ]*\([0-9]*\).response policy.*/\1/p' \
+ $NSDIR/named.stats | tail -1`
+ eval "OLD_CNT=0\$${NSDIR}_CNT"
+ GOT=`expr $NEW_CNT - $OLD_CNT`
+ if test "$GOT" -lt "$MIN" -o "$GOT" -gt "$MAX"; then
+ setret "wrong $LABEL $NSDIR statistics of $GOT instead of ${MIN}..${MAX}"
+ fi
+ eval "${NSDIR}_CNT=$NEW_CNT"
+}
+
+# $1=message
+# $2=optional test file name
+start_group () {
+ ret=0
+ t=`expr $t + 1`
+ test -n "$1" && date "+${TS}checking $1 (${t})" | cat_i
+ TEST_FILE=$2
+ if test -n "$TEST_FILE"; then
+ GROUP_NM="-$TEST_FILE"
+ load_db
+ else
+ GROUP_NM=
+ fi
+ dnsrps_loaded
+ TEST_NUM=0
+}
+
+end_group () {
+ if test -n "$TEST_FILE"; then
+ # remove the previous set of test rules
+ copy_setports $TEST_FILE tmp
+ sed -e 's/[ ]add[ ]/ delete /' tmp | $NSUPDATE
+ rm -f tmp
+ TEST_FILE=
+ fi
+ ckalive $ns3 "failed; ns3 server crashed and restarted"
+ dnsrps_loaded
+ GROUP_NM=
+}
+
+clean_result () {
+ if test -z "$SAVE_RESULTS"; then
+ rm -f $*
+ fi
+}
+
+# $1=dig args
+# $2=other dig output file
+ckresult () {
+ #ckalive "$1" "server crashed by 'dig $1'" || return 1
+ expr "$1" : 'TCP ' > /dev/null && tcp=1 || tcp=0
+ digarg=${1#TCP }
+
+ if grep "flags:.* aa .*ad;" $DIGNM; then
+ setret "'dig $digarg' AA and AD set;"
+ elif grep "flags:.* aa .*ad;" $DIGNM; then
+ setret "'dig $digarg' AD set;"
+ fi
+
+ if $PERL $SYSTEMTESTTOP/digcomp.pl $DIGNM $2 >/dev/null; then
+ grep -q 'Truncated, retrying in TCP' $DIGNM && trunc=1 || trunc=0
+ if [ "$tcp" -ne "$trunc" ]; then
+ setret "'dig $digarg' wrong; no or unexpected truncation in $DIGNM"
+ return 1
+ fi
+ clean_result ${DIGNM}*
+ return 0
+ fi
+ setret "'dig $digarg' wrong; diff $DIGNM $2"
+ return 1
+}
+
+# check only that the server does not crash
+# $1=target domain
+# $2=optional query type
+nocrash () {
+ digcmd $* >/dev/null
+ ckalive "$*" "server crashed by 'dig $*'"
+}
+
+
+# check rewrite to NXDOMAIN
+# $1=target domain
+# $2=optional query type
+nxdomain () {
+ make_dignm
+ digcmd $* \
+ | sed -e 's/^[a-z].* IN CNAME /;xxx &/' \
+ -e 's/^[a-z].* IN RRSIG /;xxx &/' \
+ >$DIGNM
+ ckresult "$*" proto.nxdomain
+}
+
+# check rewrite to NODATA
+# $1=target domain
+# $2=optional query type
+nodata () {
+ make_dignm
+ digcmd $* \
+ | sed -e 's/^[a-z].* IN CNAME /;xxx &/' >$DIGNM
+ ckresult "$*" proto.nodata
+}
+
+# check rewrite to an address
+# modify the output so that it is easily compared, but save the original line
+# $1=IPv4 address
+# $2=digcmd args
+# $3=optional TTL
+addr () {
+ ADDR=$1
+ make_dignm
+ digcmd $2 >$DIGNM
+ #ckalive "$2" "server crashed by 'dig $2'" || return 1
+ ADDR_ESC=`echo "$ADDR" | sed -e 's/\./\\\\./g'`
+ ADDR_TTL=`tr -d '\r' < $DIGNM | sed -n -e "s/^[-.a-z0-9]\{1,\}[ ]*\([0-9]*\) IN AA* ${ADDR_ESC}\$/\1/p"`
+ if test -z "$ADDR_TTL"; then
+ setret "'dig $2' wrong; no address $ADDR record in $DIGNM"
+ return 1
+ fi
+ if test -n "$3" && test "$ADDR_TTL" -ne "$3"; then
+ setret "'dig $2' wrong; TTL=$ADDR_TTL instead of $3 in $DIGNM"
+ return 1
+ fi
+ clean_result ${DIGNM}*
+}
+
+# Check that a response is not rewritten
+# Use $ns1 instead of the authority for most test domains, $ns2 to prevent
+# spurious differences for `dig +norecurse`
+# $1=optional "TCP"
+# remaining args for dig
+nochange () {
+ make_dignm
+ digcmd $* >$DIGNM
+ digcmd $* @$ns1 >${DIGNM}_OK
+ ckresult "$*" ${DIGNM}_OK && clean_result ${DIGNM}_OK
+}
+
+nochange_ns10 () {
+ make_dignm
+ digcmd $* >$DIGNM
+ digcmd $* @$ns10 >${DIGNM}_OK
+ ckresult "$*" ${DIGNM}_OK && clean_result ${DIGNM}_OK
+}
+
+# check against a 'here document'
+here () {
+ make_dignm
+ sed -e 's/^[ ]*//' >${DIGNM}_OK
+ digcmd $* >$DIGNM
+ ckresult "$*" ${DIGNM}_OK
+}
+
+# check dropped response
+DROPPED='^;; connection timed out; no servers could be reached'
+drop () {
+ make_dignm
+ digcmd $* >$DIGNM
+ if grep "$DROPPED" $DIGNM >/dev/null; then
+ clean_result ${DIGNM}*
+ return 0
+ fi
+ setret "'dig $1' wrong; response in $DIGNM"
+ return 1
+}
+
+nsd() {
+ $NSUPDATE -p ${PORT} << EOF
+ server $1
+ ttl 300
+ update $2 $3 IN CNAME .
+ update $2 $4 IN CNAME .
+ send
+EOF
+ sleep 2
+}
+
+#
+# generate prototype NXDOMAIN response to compare against.
+#
+make_proto_nxdomain() {
+ digcmd nonexistent @$ns2 >proto.nxdomain || return 1
+ grep "status: NXDOMAIN" proto.nxdomain >/dev/null || return 1
+ return 0
+}
+
+#
+# generate prototype NODATA response to compare against.
+#
+make_proto_nodata() {
+ digcmd txt-only.tld2 @$ns2 >proto.nodata || return 1
+ grep "status: NOERROR" proto.nodata >/dev/null || return 1
+ return 0
+}
+
+for mode in native dnsrps; do
+ status=0
+ case ${mode} in
+ native)
+ if [ -e dnsrps-only ] ; then
+ echo_i "'dnsrps-only' found: skipping native RPZ sub-test"
+ continue
+ else
+ echo_i "running native RPZ sub-test"
+ fi
+ ;;
+ dnsrps)
+ if [ -e dnsrps-off ] ; then
+ echo_i "'dnsrps-off' found: skipping DNSRPS sub-test"
+ continue
+ fi
+ echo_i "attempting to configure servers with DNSRPS..."
+ stop_server --use-rndc --port ${CONTROLPORT}
+ $SHELL ./setup.sh -N -D $DEBUG
+ for server in ns*; do
+ resetstats $server
+ done
+ sed -n 's/^## //p' dnsrps.conf | cat_i
+ if grep '^#fail' dnsrps.conf >/dev/null; then
+ echo_i "exit status: 1"
+ exit 1
+ fi
+ if grep '^#skip' dnsrps.conf > /dev/null; then
+ echo_i "DNSRPS sub-test skipped"
+ continue
+ else
+ echo_i "running DNSRPS sub-test"
+ start_server --noclean --restart --port ${PORT}
+ sleep 3
+ fi
+ ;;
+ esac
+
+ # make prototype files to check against rewritten results
+ retry_quiet 10 make_proto_nxdomain
+ retry_quiet 10 make_proto_nodata
+
+ start_group "QNAME rewrites" test1
+ nochange . # 1 do not crash or rewrite root
+ nxdomain a0-1.tld2 # 2
+ nodata a3-1.tld2 # 3
+ nodata a3-2.tld2 # 4 nodata at DNAME itself
+ nochange sub.a3-2.tld2 # 5 miss where DNAME might work
+ nxdomain a4-2.tld2 # 6 rewrite based on CNAME target
+ nxdomain a4-2-cname.tld2 # 7
+ nodata a4-3-cname.tld2 # 8
+ addr 12.12.12.12 a4-1.sub1.tld2 # 9 A replacement
+ addr 12.12.12.12 a4-1.sub2.tld2 # 10 A replacement with wildcard
+ addr 12.12.12.12 nxc1.sub1.tld2 # 11 replace NXDOMAIN with CNAME
+ addr 12.12.12.12 nxc2.sub1.tld2 # 12 replace NXDOMAIN with CNAME chain
+ addr 127.4.4.1 a4-4.tld2 # 13 prefer 1st conflicting QNAME zone
+ nochange a6-1.tld2 # 14
+ addr 127.6.2.1 a6-2.tld2 # 15
+ addr 56.56.56.56 a3-6.tld2 # 16 wildcard CNAME
+ addr 57.57.57.57 a3-7.sub1.tld2 # 17 wildcard CNAME
+ addr 127.0.0.16 a4-5-cname3.tld2 # 18 CNAME chain
+ addr 127.0.0.17 a4-6-cname3.tld2 # 19 stop short in CNAME chain
+ nochange a5-2.tld2 +norecurse # 20 check that RD=1 is required
+ nochange a5-3.tld2 +norecurse # 21
+ nochange a5-4.tld2 +norecurse # 22
+ nochange sub.a5-4.tld2 +norecurse # 23
+ nxdomain c1.crash2.tld3 # 24 assert in rbtdb.c
+ nxdomain a0-1.tld2 +dnssec # 25 simple DO=1 without signatures
+ nxdomain a0-1.tld2s +nodnssec # 26 simple DO=0 with signatures
+ nochange a0-1.tld2s +dnssec # 27 simple DO=1 with signatures
+ nxdomain a0-1s-cname.tld2s +dnssec # 28 DNSSEC too early in CNAME chain
+ nochange a0-1-scname.tld2 +dnssec # 29 DNSSEC on target in CNAME chain
+ nochange a0-1.tld2s srv +auth +dnssec # 30 no write for DNSSEC and no record
+ nxdomain a0-1.tld2s srv +nodnssec # 31
+ drop a3-8.tld2 any # 32 drop
+ nochange TCP a3-9.tld2 # 33 tcp-only
+ here x.servfail <<'EOF' # 34 qname-wait-recurse yes
+ ;; status: SERVFAIL, x
+EOF
+ addr 35.35.35.35 "x.servfail @$ns5" # 35 qname-wait-recurse no
+ end_group
+ ckstats $ns3 test1 ns3 22
+ ckstats $ns5 test1 ns5 1
+ ckstats $ns6 test1 ns6 0
+
+ start_group "NXDOMAIN/NODATA action on QNAME trigger" test1
+ nxdomain a0-1.tld2 @$ns6 # 1
+ nodata a3-1.tld2 @$ns6 # 2
+ nodata a3-2.tld2 @$ns6 # 3 nodata at DNAME itself
+ nxdomain a4-2.tld2 @$ns6 # 4 rewrite based on CNAME target
+ nxdomain a4-2-cname.tld2 @$ns6 # 5
+ nodata a4-3-cname.tld2 @$ns6 # 6
+ addr 12.12.12.12 "a4-1.sub1.tld2 @$ns6" # 7 A replacement
+ addr 12.12.12.12 "a4-1.sub2.tld2 @$ns6" # 8 A replacement with wildcard
+ addr 127.4.4.1 "a4-4.tld2 @$ns6" # 9 prefer 1st conflicting QNAME zone
+ addr 12.12.12.12 "nxc1.sub1.tld2 @$ns6" # 10 replace NXDOMAIN w/ CNAME
+ addr 12.12.12.12 "nxc2.sub1.tld2 @$ns6" # 11 replace NXDOMAIN w/ CNAME chain
+ addr 127.6.2.1 "a6-2.tld2 @$ns6" # 12
+ addr 56.56.56.56 "a3-6.tld2 @$ns6" # 13 wildcard CNAME
+ addr 57.57.57.57 "a3-7.sub1.tld2 @$ns6" # 14 wildcard CNAME
+ addr 127.0.0.16 "a4-5-cname3.tld2 @$ns6" # 15 CNAME chain
+ addr 127.0.0.17 "a4-6-cname3.tld2 @$ns6" # 16 stop short in CNAME chain
+ nxdomain c1.crash2.tld3 @$ns6 # 17 assert in rbtdb.c
+ nxdomain a0-1.tld2 +dnssec @$ns6 # 18 simple DO=1 without sigs
+ nxdomain a0-1s-cname.tld2s +dnssec @$ns6 # 19
+ drop a3-8.tld2 any @$ns6 # 20 drop
+ end_group
+ ckstatsrange $ns3 test1 ns3 22 30
+ ckstats $ns5 test1 ns5 0
+ ckstats $ns6 test1 ns6 0
+
+ start_group "IP rewrites" test2
+ nodata a3-1.tld2 # 1 NODATA
+ nochange a3-2.tld2 # 2 no policy record so no change
+ nochange a4-1.tld2 # 3 obsolete PASSTHRU record style
+ nxdomain a4-2.tld2 # 4
+ nochange a4-2.tld2 -taaaa # 5 no A => no policy rewrite
+ nochange a4-2.tld2 -ttxt # 6 no A => no policy rewrite
+ nxdomain a4-2.tld2 -tany # 7 no A => no policy rewrite
+ nodata a4-3.tld2 # 8
+ nxdomain a3-1.tld2 -taaaa # 9 IPv6 policy
+ nochange a4-1-aaaa.tld2 -taaaa # 10
+ addr 127.0.0.1 a5-1-2.tld2 # 11 prefer smallest policy address
+ addr 127.0.0.1 a5-3.tld2 # 12 prefer first conflicting IP zone
+ nochange a5-4.tld2 +norecurse # 13 check that RD=1 is required for #14
+ addr 14.14.14.14 a5-4.tld2 # 14 prefer QNAME to IP
+ nochange a4-4.tld2 # 15 PASSTHRU
+ nxdomain c2.crash2.tld3 # 16 assert in rbtdb.c
+ addr 127.0.0.17 "a4-4.tld2 -b $ns1" # 17 client-IP address trigger
+ nxdomain a7-1.tld2 # 18 secondary policy zone (RT34450)
+ # updating an response zone policy
+ cp ns2/blv2.tld2.db.in ns2/bl.tld2.db
+ rndc_reload ns2 $ns2 bl.tld2
+ ck_soa 2 bl.tld2 $ns3
+ nochange a7-1.tld2 # 19 PASSTHRU
+ # ensure that a clock tick has occurred so that named will do the reload
+ sleep 1
+ cp ns2/blv3.tld2.db.in ns2/bl.tld2.db
+ rndc_reload ns2 $ns2 bl.tld2
+ ck_soa 3 bl.tld2 $ns3
+ nxdomain a7-1.tld2 # 20 secondary policy zone (RT34450)
+ end_group
+ ckstats $ns3 test2 ns3 12
+
+ # check that IP addresses for previous group were deleted from the radix tree
+ start_group "radix tree deletions"
+ nochange a3-1.tld2
+ nochange a3-2.tld2
+ nochange a4-1.tld2
+ nochange a4-2.tld2
+ nochange a4-2.tld2 -taaaa
+ nochange a4-2.tld2 -ttxt
+ nochange a4-2.tld2 -tany
+ nochange a4-3.tld2
+ nochange a3-1.tld2 -tAAAA
+ nochange a4-1-aaaa.tld2 -tAAAA
+ nochange a5-1-2.tld2
+ end_group
+ ckstats $ns3 'radix tree deletions' ns3 0
+
+ # these tests assume "min-ns-dots 0"
+ start_group "NSDNAME rewrites" test3
+ nextpart ns3/named.run > /dev/null
+ nochange a3-1.tld2 # 1
+ nochange a3-1.tld2 +dnssec # 2 this once caused problems
+ nxdomain a3-1.sub1.tld2 # 3 NXDOMAIN *.sub1.tld2 by NSDNAME
+ nxdomain a3-1.subsub.sub1.tld2 # 4
+ nxdomain a3-1.subsub.sub1.tld2 -tany # 5
+ addr 12.12.12.12 a4-2.subsub.sub2.tld2 # 6 walled garden for *.sub2.tld2
+ nochange a3-2.tld2. # 7 exempt rewrite by name
+ nochange a0-1.tld2. # 8 exempt rewrite by address block
+ addr 12.12.12.12 a4-1.tld2 # 9 prefer QNAME policy to NSDNAME
+ addr 127.0.0.1 a3-1.sub3.tld2 # 10 prefer policy for largest NSDNAME
+ addr 127.0.0.2 a3-1.subsub.sub3.tld2 # 11
+ nxdomain xxx.crash1.tld2 # 12 dns_db_detachnode() crash
+
+ nxdomain a3-1.stub # 13
+ nxdomain a3-1.static-stub # 14
+ nochange_ns10 a3-1.stub-nomatch # 15
+ nochange_ns10 a3-1.static-stub-nomatch # 16
+ if [ "$mode" = dnsrps ]; then
+ addr 12.12.12.12 as-ns.tld5. # 17 qname-as-ns
+ fi
+ nextpart ns3/named.run | grep -q "unrecognized NS rpz_rrset_find() failed: glue" &&
+ setret "seen: unrecognized NS rpz_rrset_find() failed: glue"
+ end_group
+ if [ "$mode" = dnsrps ]; then
+ ckstats $ns3 test3 ns3 10
+ else
+ ckstats $ns3 test3 ns3 9
+ fi
+
+ # these tests assume "min-ns-dots 0"
+ start_group "NSIP rewrites" test4
+ nextpart ns3/named.run > /dev/null
+ nxdomain a3-1.tld2 # 1 NXDOMAIN for all of tld2
+ nochange a3-2.tld2. # 2 exempt rewrite by name
+ nochange a0-1.tld2. # 3 exempt rewrite by address block
+ nochange a3-1.tld4 # 4 different NS IP address
+ nxdomain a4-1.stub # 5
+ nxdomain a4-1.static-stub # 6
+ nochange_ns10 a4-1.stub-nomatch # 7
+ nochange_ns10 a4-1.static-stub-nomatch # 8
+ if [ "$mode" = dnsrps ]; then
+ addr 12.12.12.12 as-ns.tld5. # 9 ip-as-ns
+ fi
+ nextpart ns3/named.run | grep -q "unrecognized NS rpz_rrset_find() failed: glue" &&
+ setret "seen: unrecognized NS rpz_rrset_find() failed: glue"
+ end_group
+
+ start_group "walled garden NSIP rewrites" test4a
+ addr 41.41.41.41 a3-1.tld2 # 1 walled garden for all of tld2
+ addr 2041::41 'a3-1.tld2 AAAA' # 2 walled garden for all of tld2
+ here a3-1.tld2 TXT <<'EOF' # 3 text message for all of tld2
+ ;; status: NOERROR, x
+ a3-1.tld2. x IN TXT "NSIP walled garden"
+EOF
+ end_group
+ if [ "$mode" = dnsrps ]; then
+ ckstats $ns3 test4 ns3 7
+ else
+ ckstats $ns3 test4 ns3 6
+ fi
+
+ # policies in ./test5 overridden by response-policy{} in ns3/named.conf
+ # and in ns5/named.conf
+ start_group "policy overrides" test5
+ addr 127.0.0.1 a3-1.tld2 # 1 bl-given
+ nochange a3-2.tld2 # 2 bl-passthru
+ nochange a3-3.tld2 # 3 bl-no-op (obsolete for passthru)
+ nochange a3-4.tld2 # 4 bl-disabled
+ nodata a3-5.tld2 # 5 bl-nodata zone recursive-only no
+ nodata a3-5.tld2 +norecurse # 6 bl-nodata zone recursive-only no
+ nodata a3-5.tld2 # 7 bl-nodata not needed
+ nxdomain a3-5.tld2 +norecurse @$ns5 # 8 bl-nodata global recursive-only no
+ nxdomain a3-5.tld2s @$ns5 # 9 bl-nodata global break-dnssec
+ nxdomain a3-5.tld2s +dnssec @$ns5 # 10 bl-nodata global break-dnssec
+ nxdomain a3-6.tld2 # 11 bl-nxdomain
+ here a3-7.tld2 -tany <<'EOF' # 12
+ ;; status: NOERROR, x
+ a3-7.tld2. x IN CNAME txt-only.tld2.
+ txt-only.tld2. x IN TXT "txt-only-tld2"
+EOF
+ addr 58.58.58.58 a3-8.tld2 # 13 bl_wildcname
+ addr 59.59.59.59 a3-9.sub9.tld2 # 14 bl_wildcname
+ addr 12.12.12.12 a3-15.tld2 # 15 bl-garden via CNAME to a12.tld2
+ addr 127.0.0.16 a3-16.tld2 100 # 16 bl max-policy-ttl 100
+ addr 17.17.17.17 "a3-17.tld2 @$ns5" 90 # 17 ns5 bl max-policy-ttl 90
+ drop a3-18.tld2 any # 18 bl-drop
+ nxdomain TCP a3-19.tld2 # 19 bl-tcp-only
+ end_group
+ ckstats $ns3 test5 ns3 12
+ ckstats $ns5 test5 ns5 4
+
+ # check that miscellaneous bugs are still absent
+ start_group "crashes" test6
+ for Q in RRSIG SIG ANY 'ANY +dnssec'; do
+ nocrash a3-1.tld2 -t$Q
+ nocrash a3-2.tld2 -t$Q
+ nocrash a3-5.tld2 -t$Q
+ nocrash www.redirect -t$Q
+ nocrash www.credirect -t$Q
+ done
+
+ # This is not a bug, because any data leaked by writing 24.4.3.2.10.rpz-ip
+ # (or whatever) is available by publishing "foo A 10.2.3.4" and then
+ # resolving foo.
+ # nxdomain 32.3.2.1.127.rpz-ip
+ end_group
+ ckstats $ns3 bugs ns3 8
+
+ # superficial test for major performance bugs
+ QPERF=`sh qperf.sh`
+ if test -n "$QPERF"; then
+ perf () {
+ date "+${TS}checking performance $1" | cat_i
+ # Dry run to prime everything
+ comment "before dry run $1"
+ $RNDCCMD $ns5 notrace
+ $QPERF -c -1 -l30 -d ns5/requests -s $ns5 -p ${PORT} >/dev/null
+ comment "before real test $1"
+ PFILE="ns5/$2.perf"
+ $QPERF -c -1 -l30 -d ns5/requests -s $ns5 -p ${PORT} >$PFILE
+ comment "after test $1"
+ X=`sed -n -e 's/.*Returned *\([^ ]*:\) *\([0-9]*\) .*/\1\2/p' $PFILE \
+ | tr '\n' ' '`
+ if test "$X" != "$3"; then
+ setret "wrong results '$X' in $PFILE"
+ fi
+ ckalive $ns5 "failed; server #5 crashed"
+ }
+ trim () {
+ sed -n -e 's/.*Queries per second: *\([0-9]*\).*/\1/p' ns5/$1.perf
+ }
+
+ # get qps with rpz
+ perf 'with RPZ' rpz 'NOERROR:2900 NXDOMAIN:100 '
+ RPZ=`trim rpz`
+ # turn off rpz and measure qps again
+ echo "# RPZ off" >ns5/rpz-switch
+ RNDCCMD_OUT=`$RNDCCMD $ns5 reload`
+ perf 'without RPZ' norpz 'NOERROR:3000 '
+ NORPZ=`trim norpz`
+
+ PERCENT=`expr \( "$RPZ" \* 100 + \( $NORPZ / 2 \) \) / $NORPZ`
+ echo_i "$RPZ qps with RPZ is $PERCENT% of $NORPZ qps without RPZ"
+
+ MIN_PERCENT=30
+ if test "$PERCENT" -lt $MIN_PERCENT; then
+ echo_i "$RPZ qps with rpz or $PERCENT% is below $MIN_PERCENT% of $NORPZ qps"
+ fi
+
+ if test "$PERCENT" -ge 100; then
+ echo_i "$RPZ qps with RPZ or $PERCENT% of $NORPZ qps without RPZ is too high"
+ fi
+
+ ckstats $ns5 performance ns5 200
+
+ else
+ echo_i "performance not checked; queryperf not available"
+ fi
+
+ if [ "$mode" = dnsrps ]; then
+ echo_i "checking that dnsrpzd is automatically restarted"
+ OLD_PID=`cat dnsrpzd.pid`
+ $KILL "$OLD_PID"
+ n=0
+ while true; do
+ NEW_PID=`cat dnsrpzd.pid 2>/dev/null`
+ if test -n "$NEW_PID" -a "0$OLD_PID" -ne "0$NEW_PID"; then
+ #echo "OLD_PID=$OLD_PID NEW_PID=$NEW_PID"
+ break;
+ fi
+ $DIG -p ${PORT} +short +norecurse a0-1.tld2 @$ns3 >/dev/null
+ n=`expr $n + 1`
+ if test "$n" -gt $TEN_SECS; then
+ setret "dnsrpzd did not restart"
+ break
+ fi
+ $WAIT_CMD
+ done
+ fi
+
+ # Ensure ns3 manages to transfer the fast-expire zone before shutdown.
+ nextpartreset ns3/named.run
+ wait_for_log 20 "zone fast-expire/IN: transferred serial 1" ns3/named.run
+
+ # reconfigure the ns5 primary server without the fast-expire zone, so
+ # it can't be refreshed on ns3, and will expire in 5 seconds.
+ cat /dev/null > ns5/expire.conf
+ rndc_reconfig ns5 10.53.0.5
+
+ # restart the main test RPZ server to see if that creates a core file
+ if test -z "$HAVE_CORE"; then
+ stop_server --use-rndc --port ${CONTROLPORT} ns3
+ restart 3 "rebuild-bl-rpz"
+ HAVE_CORE=`find ns* -name '*core*' -print`
+ test -z "$HAVE_CORE" || setret "found $HAVE_CORE; memory leak?"
+ fi
+
+ # look for complaints from lib/dns/rpz.c and bin/name/query.c
+ for runfile in ns*/named.run; do
+ EMSGS=`nextpart $runfile | grep -E -l 'invalid rpz|rpz.*failed'`
+ if test -n "$EMSGS"; then
+ setret "error messages in $runfile starting with:"
+ grep -E 'invalid rpz|rpz.*failed' ns*/named.run | \
+ sed -e '10,$d' -e 's/^//' | cat_i
+ fi
+ done
+
+ if [ native = "$mode" ]; then
+ # restart the main test RPZ server with a bad zone.
+ t=`expr $t + 1`
+ echo_i "checking that ns3 with broken rpz does not crash (${t})"
+ stop_server --use-rndc --port ${CONTROLPORT} ns3
+ cp ns3/broken.db.in ns3/bl.db
+ restart 3 # do not rebuild rpz zones
+ nocrash a3-1.tld2 -tA
+ stop_server --use-rndc --port ${CONTROLPORT} ns3
+ restart 3 "rebuild-bl-rpz"
+
+ t=`expr $t + 1`
+ echo_i "checking if rpz survives a certain class of failed reconfiguration attempts (${t})"
+ sed -e "s/^#BAD//" < ns3/named.conf.in > ns3/named.conf.tmp
+ copy_setports ns3/named.conf.tmp ns3/named.conf
+ rm ns3/named.conf.tmp
+ $RNDCCMD $ns3 reconfig > /dev/null 2>&1 && setret "failed"
+ sleep 1
+ copy_setports ns3/named.conf.in ns3/named.conf
+ $RNDCCMD $ns3 reconfig || setret "failed"
+
+ # reload a RPZ zone that is now deliberately broken.
+ t=`expr $t + 1`
+ echo_i "checking rpz failed update will keep previous rpz rules (${t})"
+ $DIG -p ${PORT} @$ns3 walled.tld2 > dig.out.$t.before
+ grep "walled\.tld2\..*IN.*A.*10\.0\.0\.1" dig.out.$t.before > /dev/null || setret "failed"
+ cp ns3/broken.db.in ns3/manual-update-rpz.db
+ rndc_reload ns3 $ns3 manual-update-rpz
+ sleep 1
+ # ensure previous RPZ rules still apply.
+ $DIG -p ${PORT} @$ns3 walled.tld2 > dig.out.$t.after
+ grep "walled\.tld2\..*IN.*A.*10\.0\.0\.1" dig.out.$t.after > /dev/null || setret "failed"
+
+ t=`expr $t + 1`
+ echo_i "checking reload of a mixed-case RPZ zone (${t})"
+ # First, a sanity check: the A6-2.TLD2.mixed-case-rpz RPZ record should
+ # cause a6-2.tld2 NOERROR answers to be rewritten to NXDOMAIN answers.
+ $DIG -p ${PORT} @$ns3 a6-2.tld2. A > dig.out.$t.before
+ grep "status: NXDOMAIN" dig.out.$t.before >/dev/null || setret "failed"
+ # Add a sibling name (a6-1.tld2.mixed-case-rpz, with "tld2" in lowercase
+ # rather than uppercase) before A6-2.TLD.mixed-case-rpz.
+ nextpart ns3/named.run > /dev/null
+ cp ns3/mixed-case-rpz-2.db.in ns3/mixed-case-rpz.db
+ rndc_reload ns3 $ns3 mixed-case-rpz
+ wait_for_log 20 "rpz: mixed-case-rpz: reload done" ns3/named.run
+ # a6-2.tld2 NOERROR answers should still be rewritten to NXDOMAIN answers.
+ # (The bug we try to trigger here caused a6-2.tld2.mixed-case-rpz to be
+ # erroneously removed from the summary RPZ database after reload.)
+ $DIG -p ${PORT} @$ns3 a6-2.tld2. A > dig.out.$t.after
+ grep "status: NXDOMAIN" dig.out.$t.after >/dev/null || setret "failed"
+ fi
+
+ t=`expr $t + 1`
+ echo_i "checking that ttl values are not zeroed when qtype is '*' (${t})"
+ $DIG +noall +answer -p ${PORT} @$ns3 any a3-2.tld2 > dig.out.$t
+ ttl=`awk '/a3-2 tld2 text/ {print $2}' dig.out.$t`
+ if test ${ttl:=0} -eq 0; then setret "failed"; fi
+
+ t=`expr $t + 1`
+ echo_i "checking rpz updates/transfers with parent nodes added after children (${t})"
+ # regression test for RT #36272: the success condition
+ # is the secondary server not crashing.
+ for i in 1 2 3 4 5; do
+ nsd $ns5 add example.com.policy1. '*.example.com.policy1.'
+ nsd $ns5 delete example.com.policy1. '*.example.com.policy1.'
+ done
+ for i in 1 2 3 4 5; do
+ nsd $ns5 add '*.example.com.policy1.' example.com.policy1.
+ nsd $ns5 delete '*.example.com.policy1.' example.com.policy1.
+ done
+
+ t=`expr $t + 1`
+ echo_i "checking that going from an empty policy zone works (${t})"
+ nsd $ns5 add '*.x.servfail.policy2.' x.servfail.policy2.
+ sleep 1
+ rndc_reload ns7 $ns7 policy2
+ $DIG z.x.servfail -p ${PORT} @$ns7 > dig.out.${t}
+ grep NXDOMAIN dig.out.${t} > /dev/null || setret "failed"
+
+ t=`expr $t + 1`
+ echo_i "checking that "add-soa no" at rpz zone level works (${t})"
+ $DIG z.x.servfail -p ${PORT} @$ns7 > dig.out.${t}
+ grep SOA dig.out.${t} > /dev/null && setret "failed"
+
+ if [ native = "$mode" ]; then
+ t=`expr $t + 1`
+ echo_i "checking that "add-soa yes" at response-policy level works (${t})"
+ $DIG walled.tld2 -p ${PORT} +noall +add @$ns3 > dig.out.${t}
+ grep "^manual-update-rpz\..*SOA" dig.out.${t} > /dev/null || setret "failed"
+ fi
+
+ if [ native = "$mode" ]; then
+ t=`expr $t + 1`
+ echo_i "reconfiguring server with 'add-soa no' (${t})"
+ cp ns3/named.conf ns3/named.conf.tmp
+ sed -e "s/add-soa yes/add-soa no/g" < ns3/named.conf.tmp > ns3/named.conf
+ rndc_reconfig ns3 $ns3
+ echo_i "checking that 'add-soa no' at response-policy level works (${t})"
+ $DIG walled.tld2 -p ${PORT} +noall +add @$ns3 > dig.out.${t}
+ grep "^manual-update-rpz\..*SOA" dig.out.${t} > /dev/null && setret "failed"
+ fi
+
+ if [ native = "$mode" ]; then
+ t=`expr $t + 1`
+ echo_i "checking that 'add-soa unset' works (${t})"
+ $DIG walled.tld2 -p ${PORT} +noall +add @$ns8 > dig.out.${t}
+ grep "^manual-update-rpz\..*SOA" dig.out.${t} > /dev/null || setret "failed"
+ fi
+
+ # dnsrps does not allow NS RRs in policy zones, so this check
+ # with dnsrps results in no rewriting.
+ if [ native = "$mode" ]; then
+ t=`expr $t + 1`
+ echo_i "checking rpz with delegation fails correctly (${t})"
+ $DIG -p ${PORT} @$ns3 ns example.com > dig.out.$t
+ grep "status: SERVFAIL" dig.out.$t > /dev/null || setret "failed"
+
+ t=`expr $t + 1`
+ echo_i "checking policies from expired zone are no longer in effect ($t)"
+ $DIG -p ${PORT} @$ns3 a expired > dig.out.$t
+ grep "expired.*10.0.0.10" dig.out.$t > /dev/null && setret "failed"
+ grep "fast-expire/IN: response-policy zone expired" ns3/named.run > /dev/null || setret "failed"
+ fi
+
+ # RPZ 'CNAME *.' (NODATA) trumps DNS64. Test against various DNS64 scenarios.
+ for label in a-only no-a-no-aaaa a-plus-aaaa
+ do
+ for type in AAAA A
+ do
+ t=`expr $t + 1`
+ case $label in
+ a-only)
+ echo_i "checking rpz 'CNAME *.' (NODATA) with dns64, $type lookup with A-only (${t})"
+ ;;
+ no-a-no-aaaa)
+ echo_i "checking rpz 'CNAME *.' (NODATA) with dns64, $type lookup with no A or AAAA (${t})"
+ ;;
+ a-plus-aaaa)
+ echo_i "checking rpz 'CNAME *.' (NODATA) with dns64, $type lookup with A and AAAA (${t})"
+ ;;
+ esac
+ ret=0
+ $DIG ${label}.example -p ${PORT} $type @10.53.0.9 > dig.out.${t}
+ grep "status: NOERROR" dig.out.$t > /dev/null || ret=1
+ grep "ANSWER: 0, AUTHORITY: 0, ADDITIONAL: 2$" dig.out.$t > /dev/null || ret=1
+ grep "^rpz" dig.out.$t > /dev/null || ret=1
+ [ $ret -eq 0 ] || echo_i "failed"
+ status=`expr $status + $ret`
+ done
+ done
+
+ if [ native = "$mode" ]; then
+ t=`expr $t + 1`
+ echo_i "checking that rewriting CD=1 queries handles pending data correctly (${t})"
+ $RNDCCMD $ns3 flush
+ $RNDCCMD $ns6 flush
+ $DIG a7-2.tld2s -p ${PORT} @$ns6 +cd > dig.out.${t}
+ grep -w "1.1.1.1" dig.out.${t} > /dev/null || setret "failed"
+ fi
+
+ [ $status -ne 0 ] && pf=fail || pf=pass
+ case $mode in
+ native)
+ native=$status
+ echo_i "status (native RPZ sub-test): $status ($pf)";;
+
+ dnsrps)
+ dnsrps=$status
+ echo_i "status (DNSRPS sub-test): $status ($pf)";;
+ *) echo_i "invalid test mode";;
+ esac
+done
+status=`expr ${native:-0} + ${dnsrps:-0}`
+
+[ $status -eq 0 ] || exit 1