bind9/bin/tests/system/cacheclean/tests.sh
Ondřej Surý 978c7b2e89 Complete rewrite the BIND 9 build system
The rewrite of BIND 9 build system is a large work and cannot be reasonable
split into separate merge requests.  Addition of the automake has a positive
effect on the readability and maintainability of the build system as it is more
declarative, it allows conditional and we are able to drop all of the custom
make code that BIND 9 developed over the years to overcome the deficiencies of
autoconf + custom Makefile.in files.

This squashed commit contains following changes:

- conversion (or rather fresh rewrite) of all Makefile.in files to Makefile.am
  by using automake

- the libtool is now properly integrated with automake (the way we used it
  was rather hackish as the only official way how to use libtool is via
  automake

- the dynamic module loading was rewritten from a custom patchwork to libtool's
  libltdl (which includes the patchwork to support module loading on different
  systems internally)

- conversion of the unit test executor from kyua to automake parallel driver

- conversion of the system test executor from custom make/shell to automake
  parallel driver

- The GSSAPI has been refactored, the custom SPNEGO on the basis that
  all major KRB5/GSSAPI (mit-krb5, heimdal and Windows) implementations
  support SPNEGO mechanism.

- The various defunct tests from bin/tests have been removed:
  bin/tests/optional and bin/tests/pkcs11

- The text files generated from the MD files have been removed, the
  MarkDown has been designed to be readable by both humans and computers

- The xsl header is now generated by a simple sed command instead of
  perl helper

- The <irs/platform.h> header has been removed

- cleanups of configure.ac script to make it more simpler, addition of multiple
  macros (there's still work to be done though)

- the tarball can now be prepared with `make dist`

- the system tests are partially able to run in oot build

Here's a list of unfinished work that needs to be completed in subsequent merge
requests:

- `make distcheck` doesn't yet work (because of system tests oot run is not yet
  finished)

- documentation is not yet built, there's a different merge request with docbook
  to sphinx-build rst conversion that needs to be rebased and adapted on top of
  the automake

- msvc build is non functional yet and we need to decide whether we will just
  cross-compile bind9 using mingw-w64 or fix the msvc build

- contributed dlz modules are not included neither in the autoconf nor automake
2020-04-21 14:19:48 +02:00

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#!/bin/sh
#
# Copyright (C) Internet Systems Consortium, Inc. ("ISC")
#
# 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 http://mozilla.org/MPL/2.0/.
#
# See the COPYRIGHT file distributed with this work for additional
# information regarding copyright ownership.
. $SYSTEMTESTTOP/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=`expr $n + 1`
echo_i "check correctness of routine cache cleaning ($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=`expr $n + 1`
echo_i "only one tcp socket was used ($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=`expr $n + 1`
echo_i "reset and check that records are correctly cached initially ($n)"
ret=0
load_cache
dump_cache
nrecords=`filter_tree flushtest.example ns2/named_dump.db.test$n | egrep '(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=`expr $status + $ret`
n=`expr $n + 1`
echo_i "check flushing of the full cache ($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=`expr $status + $ret`
n=`expr $n + 1`
echo_i "check flushing of individual nodes (interior node) ($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=`expr $status + $ret`
n=`expr $n + 1`
echo_i "check flushing of individual nodes (leaf node, under the interior node) ($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=`expr $status + $ret`
n=`expr $n + 1`
echo_i "check flushing of individual nodes (another leaf node, with both positive and negative cache entries) ($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=`expr $status + $ret`
n=`expr $n + 1`
echo_i "check flushing a nonexistent name ($n)"
ret=0
$RNDC $RNDCOPTS flushname fake.flushtest.example || ret=1
if [ $ret != 0 ]; then echo_i "failed"; fi
status=`expr $status + $ret`
n=`expr $n + 1`
echo_i "check flushing of namespaces ($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=`expr $status + $ret`
n=`expr $n + 1`
echo_i "check flushing a nonexistent namespace ($n)"
ret=0
$RNDC $RNDCOPTS flushtree fake.flushtest.example || ret=1
if [ $ret != 0 ]; then echo_i "failed"; fi
status=`expr $status + $ret`
n=`expr $n + 1`
echo_i "check the number of cached records remaining ($n)"
ret=0
dump_cache
nrecords=`filter_tree flushtest.example ns2/named_dump.db.test$n | grep -v '^;' | egrep '(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=`expr $status + $ret`
n=`expr $n + 1`
echo_i "check the check that flushname of a partial match works ($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=`expr $status + $ret`
n=`expr $n + 1`
echo_i "check the number of cached records remaining ($n)"
ret=0
dump_cache
nrecords=`filter_tree flushtest.example ns2/named_dump.db.test$n | egrep '(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=`expr $status + $ret`
n=`expr $n + 1`
echo_i "check flushtree clears adb correctly ($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=`expr $status + $ret`
n=`expr $n + 1`
echo_i "check expire option returned from master zone ($n)"
ret=0
$DIG @10.53.0.1 -p ${PORT} +expire soa expire-test > dig.out.expire
grep EXPIRE: dig.out.expire > /dev/null || ret=1
if [ $ret != 0 ]; then echo_i "failed"; fi
status=`expr $status + $ret`
n=`expr $n + 1`
echo_i "check expire option returned from slave zone ($n)"
ret=0
$DIG @10.53.0.2 -p ${PORT} +expire soa expire-test > dig.out.expire
grep EXPIRE: dig.out.expire > /dev/null || ret=1
if [ $ret != 0 ]; then echo_i "failed"; fi
status=`expr $status + $ret`
echo_i "exit status: $status"
[ $status -eq 0 ] || exit 1