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Code Issues Releases Wiki Activity

Rewrite masterfile system test to pytest

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This commit is contained in:
Michal Nowak
2024-03-19 10:31:38 +01:00
parent 686033e48d
commit 7a161f615a
8 changed files with 119 additions and 126 deletions
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2
bin/tests/system/masterfile/clean.sh
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@@ -11,9 +11,7 @@
# See the COPYRIGHT file distributed with this work for additional # See the COPYRIGHT file distributed with this work for additional
# information regarding copyright ownership. # information regarding copyright ownership.
rm -f dig.out.*
rm -f */named.memstats rm -f */named.memstats
rm -f */named.conf rm -f */named.conf
rm -f */named.run rm -f */named.run
rm -f checkzone.out*
rm -f ns*/managed-keys.bind* rm -f ns*/managed-keys.bind*

12
bin/tests/system/masterfile/knowngood.include
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@@ -1,12 +0,0 @@
include. 300 IN SOA ns.include. hostmaster.include. 1 3600 1800 1814400 3600
include. 300 IN NS ns.include.
a.include. 300 IN A 10.0.0.1
a.include. 300 IN A 10.0.0.99
a.a.include. 300 IN A 10.0.1.1
b.foo.a.include. 300 IN A 10.0.2.2
b.include. 300 IN A 10.0.0.2
a.b.include. 300 IN A 10.0.1.1
c.b.include. 300 IN A 10.0.0.3
b.foo.b.include. 300 IN A 10.0.2.2
ns.include. 300 IN A 127.0.0.1
include. 300 IN SOA ns.include. hostmaster.include. 1 3600 1800 1814400 3600

10
bin/tests/system/masterfile/knowngood.ttl1
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@@ -1,10 +0,0 @@
ttl1. 3 IN SOA ns.ttl1. hostmaster.ttl1. 1 3600 1800 1814400 3
ttl1. 3 IN NS ns.ttl1.
a.ttl1. 3 IN TXT "soa minttl 3"
b.ttl1. 2 IN TXT "explicit ttl 2"
c.ttl1. 3 IN TXT "soa minttl 3"
d.ttl1. 1 IN TXT "default ttl 1"
e.ttl1. 4 IN TXT "explicit ttl 4"
f.ttl1. 1 IN TXT "default ttl 1"
ns.ttl1. 3 IN A 10.53.0.1
ttl1. 3 IN SOA ns.ttl1. hostmaster.ttl1. 1 3600 1800 1814400 3

10
bin/tests/system/masterfile/knowngood.ttl2
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@@ -1,10 +0,0 @@
ttl2. 1 IN SOA ns.ttl2. hostmaster.ttl2. 1 3600 1800 1814400 3
ttl2. 1 IN NS ns.ttl2.
a.ttl2. 1 IN TXT "inherited ttl 1"
b.ttl2. 2 IN TXT "explicit ttl 2"
c.ttl2. 2 IN TXT "inherited ttl 2"
d.ttl2. 3 IN TXT "default ttl 3"
e.ttl2. 2 IN TXT "explicit ttl 2"
f.ttl2. 3 IN TXT "default ttl 3"
ns.ttl2. 1 IN A 10.53.0.1
ttl2. 1 IN SOA ns.ttl2. hostmaster.ttl2. 1 3600 1800 1814400 3

75
bin/tests/system/masterfile/tests.sh
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@@ -1,75 +0,0 @@
#!/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
DIGOPTS="-p ${PORT}"
status=0
n=0
ret=0
n=$((n + 1))
echo_i "test master file \$INCLUDE semantics ($n)"
$DIG $DIGOPTS +nostats +nocmd include. axfr @10.53.0.1 >dig.out.$n || ret=1
diff dig.out.$n knowngood.include || ret=1
if [ $ret != 0 ]; then echo_i "failed"; fi
status=$((status + ret))
ret=0
n=$((n + 1))
echo_i "test master file BIND 8 compatibility TTL and \$TTL semantics ($n)"
$DIG $DIGOPTS +nostats +nocmd ttl1. axfr @10.53.0.1 >dig.out.$n || ret=1
diff dig.out.$n knowngood.ttl1 || ret=1
if [ $ret != 0 ]; then echo_i "failed"; fi
status=$((status + ret))
ret=0
n=$((n + 1))
echo_i "test of master file RFC1035 TTL and \$TTL semantics ($n)"
$DIG $DIGOPTS +nostats +nocmd ttl2. axfr @10.53.0.1 >dig.out.$n || ret=1
diff dig.out.$n knowngood.ttl2 || ret=1
if [ $ret != 0 ]; then echo_i "failed"; fi
status=$((status + ret))
ret=0
n=$((n + 1))
echo_i "test that the nameserver is running with a missing master file ($n)"
$DIG $DIGOPTS +tcp +noall +answer example soa @10.53.0.2 >dig.out.$n || ret=1
grep SOA dig.out.$n >/dev/null || ret=1
if [ $ret != 0 ]; then echo_i "failed"; fi
status=$((status + ret))
ret=0
n=$((n + 1))
echo_i "test that the nameserver returns SERVFAIL for a missing master file ($n)"
$DIG $DIGOPTS +tcp +all missing soa @10.53.0.2 >dig.out.$n || ret=1
grep "status: SERVFAIL" dig.out.$n >/dev/null || ret=1
if [ $ret != 0 ]; then echo_i "failed"; fi
status=$((status + ret))
ret=0
n=$((n + 1))
echo_i "test owner inheritance after "'$INCLUDE'" ($n)"
$CHECKZONE -Dq example zone/inheritownerafterinclude.db >checkzone.out$n
diff checkzone.out$n zone/inheritownerafterinclude.good || ret=1
if [ $ret != 0 ]; then echo_i "failed"; fi
status=$((status + ret))
echo_i "exit status: $status"
[ $status -eq 0 ] || exit 1

119
bin/tests/system/masterfile/tests_masterfile.py Normal file
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@@ -0,0 +1,119 @@
# 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.
import os
import subprocess
import dns.message
import dns.zone
import isctest
def test_masterfile_include_semantics():
"""Test master file $INCLUDE semantics"""
msg_axfr = dns.message.make_query("include.", "AXFR")
res_axfr = isctest.query.tcp(msg_axfr, "10.53.0.1")
axfr_include_semantics = """;ANSWER
include. 300 IN SOA ns.include. hostmaster.include. 1 3600 1800 1814400 3600
include. 300 IN NS ns.include.
a.include. 300 IN A 10.0.0.1
a.include. 300 IN A 10.0.0.99
a.a.include. 300 IN A 10.0.1.1
b.foo.a.include. 300 IN A 10.0.2.2
b.include. 300 IN A 10.0.0.2
a.b.include. 300 IN A 10.0.1.1
c.b.include. 300 IN A 10.0.0.3
b.foo.b.include. 300 IN A 10.0.2.2
ns.include. 300 IN A 127.0.0.1
"""
expected = dns.message.from_text(axfr_include_semantics)
isctest.check.rrsets_equal(res_axfr.answer, expected.answer, compare_ttl=True)
def test_masterfile_bind_8_compat_semantics():
"""Test master file BIND 8 TTL and $TTL semantics compatibility"""
msg_axfr = dns.message.make_query("ttl1.", "AXFR")
res_axfr = isctest.query.tcp(msg_axfr, "10.53.0.1")
axfr_ttl_semantics = """;ANSWER
ttl1. 3 IN SOA ns.ttl1. hostmaster.ttl1. 1 3600 1800 1814400 3
ttl1. 3 IN NS ns.ttl1.
a.ttl1. 3 IN TXT "soa minttl 3"
b.ttl1. 2 IN TXT "explicit ttl 2"
c.ttl1. 3 IN TXT "soa minttl 3"
d.ttl1. 1 IN TXT "default ttl 1"
e.ttl1. 4 IN TXT "explicit ttl 4"
f.ttl1. 1 IN TXT "default ttl 1"
ns.ttl1. 3 IN A 10.53.0.1
"""
expected = dns.message.from_text(axfr_ttl_semantics)
isctest.check.rrsets_equal(res_axfr.answer, expected.answer, compare_ttl=True)
def test_masterfile_rfc_1035_semantics():
"""Test master file RFC1035 TTL and $TTL semantics"""
msg_axfr = dns.message.make_query("ttl2.", "AXFR")
res_axfr = isctest.query.tcp(msg_axfr, "10.53.0.1")
axfr_ttl_semantics = """;ANSWER
ttl2. 1 IN SOA ns.ttl2. hostmaster.ttl2. 1 3600 1800 1814400 3
ttl2. 1 IN NS ns.ttl2.
a.ttl2. 1 IN TXT "inherited ttl 1"
b.ttl2. 2 IN TXT "explicit ttl 2"
c.ttl2. 2 IN TXT "inherited ttl 2"
d.ttl2. 3 IN TXT "default ttl 3"
e.ttl2. 2 IN TXT "explicit ttl 2"
f.ttl2. 3 IN TXT "default ttl 3"
ns.ttl2. 1 IN A 10.53.0.1
"""
expected = dns.message.from_text(axfr_ttl_semantics)
isctest.check.rrsets_equal(res_axfr.answer, expected.answer, compare_ttl=True)
def test_masterfile_missing_master_file():
"""Test nameserver running with a missing master file"""
msg_soa = dns.message.make_query("example.", "SOA")
res_soa = isctest.query.tcp(msg_soa, "10.53.0.2")
expected_soa_rr = """;ANSWER
example. 300 IN SOA mname1. . 2010042407 20 20 1814400 3600
"""
expected = dns.message.from_text(expected_soa_rr)
isctest.check.rrsets_equal(res_soa.answer, expected.answer, compare_ttl=True)
def test_masterfile_missing_master_file_servfail():
"""Test nameserver returning SERVFAIL for a missing master file"""
msg_soa = dns.message.make_query("missing.", "SOA")
res_soa = isctest.query.tcp(msg_soa, "10.53.0.2")
isctest.check.servfail(res_soa)
def test_masterfile_owner_inheritance():
"""Test owner inheritance after $INCLUDE"""
checker_output = subprocess.run(
[
os.environ["CHECKZONE"],
"-D",
"-q",
"example",
"zone/inheritownerafterinclude.db",
],
stdout=subprocess.PIPE,
stderr=subprocess.PIPE,
check=True,
).stdout.decode("utf-8")
owner_inheritance_zone = """
example. 0 IN SOA . . 0 0 0 0 0
example. 0 IN TXT "this should be at the zone apex"
example. 0 IN NS .
"""
checker_zone = dns.zone.from_text(checker_output, origin="example.")
expected = dns.zone.from_text(owner_inheritance_zone, origin="example.")
isctest.check.zones_equal(checker_zone, expected, compare_ttl=True)

14
bin/tests/system/masterfile/tests_sh_masterfile.py
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@@ -1,14 +0,0 @@
# 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_masterfile(run_tests_sh):
run_tests_sh()

3
bin/tests/system/masterfile/zone/inheritownerafterinclude.good
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@@ -1,3 +0,0 @@
example. 0 IN SOA . . 0 0 0 0 0
example. 0 IN NS .
example. 0 IN TXT "this should be at the zone apex"