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4c38c396d2
freebsd-skq/testcode/unitauth.c
des 4c38c396d2 Vendor import of Unbound 1.7.0.
2018-05-12 11:56:38 +00:00

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/*
* testcode/unitauth.c - unit test for authzone authoritative zone code.
*
* Copyright (c) 2017, NLnet Labs. All rights reserved.
*
* This software is open source.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* Neither the name of the NLNET LABS nor the names of its contributors may
* be used to endorse or promote products derived from this software without
* specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
* TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
/**
* \file
* Unit test for auth zone code.
*/
#include "config.h"
#include "services/authzone.h"
#include "testcode/unitmain.h"
#include "util/regional.h"
#include "util/net_help.h"
#include "util/data/msgreply.h"
#include "services/cache/dns.h"
#include "sldns/str2wire.h"
#include "sldns/wire2str.h"
#include "sldns/sbuffer.h"
/** verbosity for this test */
static int vbmp = 0;
/** struct for query and answer checks */
struct q_ans {
/** zone to query (delegpt) */
const char* zone;
/** query name, class, type */
const char* query;
/** additional flags or "" */
const char* flags;
/** expected answer to check against, multi-line string */
const char* answer;
};
/** auth zone for test */
static const char* zone_example_com =
"example.com. 3600 IN SOA ns.example.org. noc.example.org. 2017042710 7200 3600 1209600 3600\n"
"example.com. 3600 IN A 10.0.0.1\n"
"example.com. 3600 IN NS ns.example.com.\n"
"example.com. 3600 IN MX 50 mail.example.com.\n"
"deep.ent.example.com. 3600 IN A 10.0.0.9\n"
"mail.example.com. 3600 IN A 10.0.0.4\n"
"ns.example.com. 3600 IN A 10.0.0.5\n"
"out.example.com. 3600 IN CNAME www.example.com.\n"
"plan.example.com. 3600 IN CNAME nonexist.example.com.\n"
"redir.example.com. 3600 IN DNAME redir.example.org.\n"
"sub.example.com. 3600 IN NS ns1.sub.example.com.\n"
"sub.example.com. 3600 IN NS ns2.sub.example.com.\n"
"ns1.sub.example.com. 3600 IN A 10.0.0.6\n"
"ns2.sub.example.com. 3600 IN AAAA 2001::7\n"
"*.wild.example.com. 3600 IN A 10.0.0.8\n"
"*.wild2.example.com. 3600 IN CNAME www.example.com.\n"
"*.wild3.example.com. 3600 IN A 10.0.0.8\n"
"*.wild3.example.com. 3600 IN MX 50 mail.example.com.\n"
"www.example.com. 3600 IN A 10.0.0.2\n"
"www.example.com. 3600 IN A 10.0.0.3\n"
"yy.example.com. 3600 IN TXT \"a\"\n"
"yy.example.com. 3600 IN TXT \"b\"\n"
"yy.example.com. 3600 IN TXT \"c\"\n"
"yy.example.com. 3600 IN TXT \"d\"\n"
"yy.example.com. 3600 IN TXT \"e\"\n"
"yy.example.com. 3600 IN TXT \"f\"\n"
/* and some tests for RRSIGs (rrsig is www.nlnetlabs.nl copy) */
/* normal: domain and 1 rrsig */
"z1.example.com. 3600 IN A 10.0.0.10\n"
"z1.example.com. 3600 IN RRSIG A 8 3 10200 20170612005010 20170515005010 42393 nlnetlabs.nl. NhEDrHkuIgHkjWhDRVsGOIJWZpSs+QdduilWFe5d+/ZhOheLJbaTYD5w6+ZZ3yPh1tNud+jlg+GyiOSVapLEO31swDCIarL1UfRjRSpxxDCHGag5Zu+S4hF+KURxO3cJk8jLBELMQyRuMRHoKrw/wsiLGVu1YpAyAPPMcjFBNbk=\n"
/* normal: domain and 2 rrsigs */
"z2.example.com. 3600 IN A 10.0.0.10\n"
"z2.example.com. 3600 IN RRSIG A 8 3 10200 20170612005010 20170515005010 42393 nlnetlabs.nl. NhEDrHkuIgHkjWhDRVsGOIJWZpSs+QdduilWFe5d+/ZhOheLJbaTYD5w6+ZZ3yPh1tNud+jlg+GyiOSVapLEO31swDCIarL1UfRjRSpxxDCHGag5Zu+S4hF+KURxO3cJk8jLBELMQyRuMRHoKrw/wsiLGVu1YpAyAPPMcjFBNbk=\n"
"z2.example.com. 3600 IN RRSIG A 8 3 10200 20170612005010 20170515005010 12345 nlnetlabs.nl. NhEDrHkuIgHkjWhDRVsGOIJWZpSs+QdduilWFe5d+/ZhOheLJbaTYD5w6+ZZ3yPh1tNud+jlg+GyiOSVapLEO31swDCIarL1UfRjRSpxxDCHGag5Zu+S4hF+KURxO3cJk8jLBELMQyRuMRHoKrw/wsiLGVu1YpAyAPPMcjFBNbk=\n"
/* normal: domain and 3 rrsigs */
"z3.example.com. 3600 IN A 10.0.0.10\n"
"z3.example.com. 3600 IN A 10.0.0.11\n"
"z3.example.com. 3600 IN RRSIG A 8 3 10200 20170612005010 20170515005010 42393 nlnetlabs.nl. NhEDrHkuIgHkjWhDRVsGOIJWZpSs+QdduilWFe5d+/ZhOheLJbaTYD5w6+ZZ3yPh1tNud+jlg+GyiOSVapLEO31swDCIarL1UfRjRSpxxDCHGag5Zu+S4hF+KURxO3cJk8jLBELMQyRuMRHoKrw/wsiLGVu1YpAyAPPMcjFBNbk=\n"
"z3.example.com. 3600 IN RRSIG A 8 3 10200 20170612005010 20170515005010 12345 nlnetlabs.nl. NhEDrHkuIgHkjWhDRVsGOIJWZpSs+QdduilWFe5d+/ZhOheLJbaTYD5w6+ZZ3yPh1tNud+jlg+GyiOSVapLEO31swDCIarL1UfRjRSpxxDCHGag5Zu+S4hF+KURxO3cJk8jLBELMQyRuMRHoKrw/wsiLGVu1YpAyAPPMcjFBNbk=\n"
"z3.example.com. 3600 IN RRSIG A 8 3 10200 20170612005010 20170515005010 12356 nlnetlabs.nl. NhEDrHkuIgHkjWhDRVsGOIJWZpSs+QdduilWFe5d+/ZhOheLJbaTYD5w6+ZZ3yPh1tNud+jlg+GyiOSVapLEO31swDCIarL1UfRjRSpxxDCHGag5Zu+S4hF+KURxO3cJk8jLBELMQyRuMRHoKrw/wsiLGVu1YpAyAPPMcjFBNbk=\n"
/* just an RRSIG rrset with nothing else */
"z4.example.com. 3600 IN RRSIG A 8 3 10200 20170612005010 20170515005010 42393 nlnetlabs.nl. NhEDrHkuIgHkjWhDRVsGOIJWZpSs+QdduilWFe5d+/ZhOheLJbaTYD5w6+ZZ3yPh1tNud+jlg+GyiOSVapLEO31swDCIarL1UfRjRSpxxDCHGag5Zu+S4hF+KURxO3cJk8jLBELMQyRuMRHoKrw/wsiLGVu1YpAyAPPMcjFBNbk=\n"
/* just an RRSIG rrset with nothing else, 2 rrsigs */
"z5.example.com. 3600 IN RRSIG A 8 3 10200 20170612005010 20170515005010 42393 nlnetlabs.nl. NhEDrHkuIgHkjWhDRVsGOIJWZpSs+QdduilWFe5d+/ZhOheLJbaTYD5w6+ZZ3yPh1tNud+jlg+GyiOSVapLEO31swDCIarL1UfRjRSpxxDCHGag5Zu+S4hF+KURxO3cJk8jLBELMQyRuMRHoKrw/wsiLGVu1YpAyAPPMcjFBNbk=\n"
"z5.example.com. 3600 IN RRSIG A 8 3 10200 20170612005010 20170515005010 12345 nlnetlabs.nl. NhEDrHkuIgHkjWhDRVsGOIJWZpSs+QdduilWFe5d+/ZhOheLJbaTYD5w6+ZZ3yPh1tNud+jlg+GyiOSVapLEO31swDCIarL1UfRjRSpxxDCHGag5Zu+S4hF+KURxO3cJk8jLBELMQyRuMRHoKrw/wsiLGVu1YpAyAPPMcjFBNbk=\n"
#if 0 /* comparison of file does not work on this part because duplicates */
/* are removed and the rrsets are reordered */
/* first rrsig, then A record */
"z6.example.com. 3600 IN RRSIG A 8 3 10200 20170612005010 20170515005010 42393 nlnetlabs.nl. NhEDrHkuIgHkjWhDRVsGOIJWZpSs+QdduilWFe5d+/ZhOheLJbaTYD5w6+ZZ3yPh1tNud+jlg+GyiOSVapLEO31swDCIarL1UfRjRSpxxDCHGag5Zu+S4hF+KURxO3cJk8jLBELMQyRuMRHoKrw/wsiLGVu1YpAyAPPMcjFBNbk=\n"
"z6.example.com. 3600 IN A 10.0.0.10\n"
/* first two rrsigs, then A record */
"z7.example.com. 3600 IN RRSIG A 8 3 10200 20170612005010 20170515005010 42393 nlnetlabs.nl. NhEDrHkuIgHkjWhDRVsGOIJWZpSs+QdduilWFe5d+/ZhOheLJbaTYD5w6+ZZ3yPh1tNud+jlg+GyiOSVapLEO31swDCIarL1UfRjRSpxxDCHGag5Zu+S4hF+KURxO3cJk8jLBELMQyRuMRHoKrw/wsiLGVu1YpAyAPPMcjFBNbk=\n"
"z7.example.com. 3600 IN RRSIG A 8 3 10200 20170612005010 20170515005010 12345 nlnetlabs.nl. NhEDrHkuIgHkjWhDRVsGOIJWZpSs+QdduilWFe5d+/ZhOheLJbaTYD5w6+ZZ3yPh1tNud+jlg+GyiOSVapLEO31swDCIarL1UfRjRSpxxDCHGag5Zu+S4hF+KURxO3cJk8jLBELMQyRuMRHoKrw/wsiLGVu1YpAyAPPMcjFBNbk=\n"
"z7.example.com. 3600 IN A 10.0.0.10\n"
/* first two rrsigs, then two A records */
"z8.example.com. 3600 IN RRSIG A 8 3 10200 20170612005010 20170515005010 42393 nlnetlabs.nl. NhEDrHkuIgHkjWhDRVsGOIJWZpSs+QdduilWFe5d+/ZhOheLJbaTYD5w6+ZZ3yPh1tNud+jlg+GyiOSVapLEO31swDCIarL1UfRjRSpxxDCHGag5Zu+S4hF+KURxO3cJk8jLBELMQyRuMRHoKrw/wsiLGVu1YpAyAPPMcjFBNbk=\n"
"z8.example.com. 3600 IN RRSIG A 8 3 10200 20170612005010 20170515005010 12345 nlnetlabs.nl. NhEDrHkuIgHkjWhDRVsGOIJWZpSs+QdduilWFe5d+/ZhOheLJbaTYD5w6+ZZ3yPh1tNud+jlg+GyiOSVapLEO31swDCIarL1UfRjRSpxxDCHGag5Zu+S4hF+KURxO3cJk8jLBELMQyRuMRHoKrw/wsiLGVu1YpAyAPPMcjFBNbk=\n"
"z8.example.com. 3600 IN A 10.0.0.10\n"
"z8.example.com. 3600 IN A 10.0.0.11\n"
/* duplicate RR, duplicate RRsig */
"z9.example.com. 3600 IN A 10.0.0.10\n"
"z9.example.com. 3600 IN A 10.0.0.11\n"
"z9.example.com. 3600 IN A 10.0.0.10\n"
"z9.example.com. 3600 IN RRSIG A 8 3 10200 20170612005010 20170515005010 42393 nlnetlabs.nl. NhEDrHkuIgHkjWhDRVsGOIJWZpSs+QdduilWFe5d+/ZhOheLJbaTYD5w6+ZZ3yPh1tNud+jlg+GyiOSVapLEO31swDCIarL1UfRjRSpxxDCHGag5Zu+S4hF+KURxO3cJk8jLBELMQyRuMRHoKrw/wsiLGVu1YpAyAPPMcjFBNbk=\n"
"z9.example.com. 3600 IN RRSIG A 8 3 10200 20170612005010 20170515005010 42393 nlnetlabs.nl. NhEDrHkuIgHkjWhDRVsGOIJWZpSs+QdduilWFe5d+/ZhOheLJbaTYD5w6+ZZ3yPh1tNud+jlg+GyiOSVapLEO31swDCIarL1UfRjRSpxxDCHGag5Zu+S4hF+KURxO3cJk8jLBELMQyRuMRHoKrw/wsiLGVu1YpAyAPPMcjFBNbk=\n"
#endif /* if0 for duplicates and reordering */
;
/** queries for example.com: zone, query, flags, answer. end with NULL */
static struct q_ans example_com_queries[] = {
{ "example.com", "www.example.com. A", "",
";flags QR AA rcode NOERROR\n"
";answer section\n"
"www.example.com. 3600 IN A 10.0.0.2\n"
"www.example.com. 3600 IN A 10.0.0.3\n"
},
{ "example.com", "example.com. SOA", "",
";flags QR AA rcode NOERROR\n"
";answer section\n"
"example.com. 3600 IN SOA ns.example.org. noc.example.org. 2017042710 7200 3600 1209600 3600\n"
},
{ "example.com", "example.com. A", "",
";flags QR AA rcode NOERROR\n"
";answer section\n"
"example.com. 3600 IN A 10.0.0.1\n"
},
{ "example.com", "example.com. AAAA", "",
";flags QR AA rcode NOERROR\n"
";authority section\n"
"example.com. 3600 IN SOA ns.example.org. noc.example.org. 2017042710 7200 3600 1209600 3600\n"
},
{ "example.com", "example.com. NS", "",
";flags QR AA rcode NOERROR\n"
";answer section\n"
"example.com. 3600 IN NS ns.example.com.\n"
";additional section\n"
"ns.example.com. 3600 IN A 10.0.0.5\n"
},
{ "example.com", "example.com. MX", "",
";flags QR AA rcode NOERROR\n"
";answer section\n"
"example.com. 3600 IN MX 50 mail.example.com.\n"
";additional section\n"
"mail.example.com. 3600 IN A 10.0.0.4\n"
},
{ "example.com", "example.com. IN ANY", "",
";flags QR AA rcode NOERROR\n"
";answer section\n"
"example.com. 3600 IN SOA ns.example.org. noc.example.org. 2017042710 7200 3600 1209600 3600\n"
"example.com. 3600 IN MX 50 mail.example.com.\n"
"example.com. 3600 IN A 10.0.0.1\n"
},
{ "example.com", "nonexist.example.com. A", "",
";flags QR AA rcode NXDOMAIN\n"
";authority section\n"
"example.com. 3600 IN SOA ns.example.org. noc.example.org. 2017042710 7200 3600 1209600 3600\n"
},
{ "example.com", "deep.ent.example.com. A", "",
";flags QR AA rcode NOERROR\n"
";answer section\n"
"deep.ent.example.com. 3600 IN A 10.0.0.9\n"
},
{ "example.com", "ent.example.com. A", "",
";flags QR AA rcode NOERROR\n"
";authority section\n"
"example.com. 3600 IN SOA ns.example.org. noc.example.org. 2017042710 7200 3600 1209600 3600\n"
},
{ "example.com", "below.deep.ent.example.com. A", "",
";flags QR AA rcode NXDOMAIN\n"
";authority section\n"
"example.com. 3600 IN SOA ns.example.org. noc.example.org. 2017042710 7200 3600 1209600 3600\n"
},
{ "example.com", "mail.example.com. A", "",
";flags QR AA rcode NOERROR\n"
";answer section\n"
"mail.example.com. 3600 IN A 10.0.0.4\n"
},
{ "example.com", "ns.example.com. A", "",
";flags QR AA rcode NOERROR\n"
";answer section\n"
"ns.example.com. 3600 IN A 10.0.0.5\n"
},
{ "example.com", "out.example.com. A", "",
";flags QR AA rcode NOERROR\n"
";answer section\n"
"out.example.com. 3600 IN CNAME www.example.com.\n"
"www.example.com. 3600 IN A 10.0.0.2\n"
"www.example.com. 3600 IN A 10.0.0.3\n"
},
{ "example.com", "out.example.com. CNAME", "",
";flags QR AA rcode NOERROR\n"
";answer section\n"
"out.example.com. 3600 IN CNAME www.example.com.\n"
},
{ "example.com", "plan.example.com. A", "",
";flags QR AA rcode NOERROR\n"
";answer section\n"
"plan.example.com. 3600 IN CNAME nonexist.example.com.\n"
},
{ "example.com", "plan.example.com. CNAME", "",
";flags QR AA rcode NOERROR\n"
";answer section\n"
"plan.example.com. 3600 IN CNAME nonexist.example.com.\n"
},
{ "example.com", "redir.example.com. A", "",
";flags QR AA rcode NOERROR\n"
";authority section\n"
"example.com. 3600 IN SOA ns.example.org. noc.example.org. 2017042710 7200 3600 1209600 3600\n"
},
{ "example.com", "redir.example.com. DNAME", "",
";flags QR AA rcode NOERROR\n"
";answer section\n"
"redir.example.com. 3600 IN DNAME redir.example.org.\n"
},
{ "example.com", "abc.redir.example.com. A", "",
";flags QR AA rcode NOERROR\n"
";answer section\n"
"redir.example.com. 3600 IN DNAME redir.example.org.\n"
"abc.redir.example.com. 0 IN CNAME abc.redir.example.org.\n"
},
{ "example.com", "foo.abc.redir.example.com. A", "",
";flags QR AA rcode NOERROR\n"
";answer section\n"
"redir.example.com. 3600 IN DNAME redir.example.org.\n"
"foo.abc.redir.example.com. 0 IN CNAME foo.abc.redir.example.org.\n"
},
{ "example.com", "sub.example.com. NS", "",
";flags QR rcode NOERROR\n"
";authority section\n"
"sub.example.com. 3600 IN NS ns1.sub.example.com.\n"
"sub.example.com. 3600 IN NS ns2.sub.example.com.\n"
";additional section\n"
"ns1.sub.example.com. 3600 IN A 10.0.0.6\n"
"ns2.sub.example.com. 3600 IN AAAA 2001::7\n"
},
{ "example.com", "sub.example.com. DS", "",
";flags QR AA rcode NOERROR\n"
";authority section\n"
"example.com. 3600 IN SOA ns.example.org. noc.example.org. 2017042710 7200 3600 1209600 3600\n"
},
{ "example.com", "www.sub.example.com. NS", "",
";flags QR rcode NOERROR\n"
";authority section\n"
"sub.example.com. 3600 IN NS ns1.sub.example.com.\n"
"sub.example.com. 3600 IN NS ns2.sub.example.com.\n"
";additional section\n"
"ns1.sub.example.com. 3600 IN A 10.0.0.6\n"
"ns2.sub.example.com. 3600 IN AAAA 2001::7\n"
},
{ "example.com", "foo.abc.sub.example.com. NS", "",
";flags QR rcode NOERROR\n"
";authority section\n"
"sub.example.com. 3600 IN NS ns1.sub.example.com.\n"
"sub.example.com. 3600 IN NS ns2.sub.example.com.\n"
";additional section\n"
"ns1.sub.example.com. 3600 IN A 10.0.0.6\n"
"ns2.sub.example.com. 3600 IN AAAA 2001::7\n"
},
{ "example.com", "ns1.sub.example.com. A", "",
";flags QR rcode NOERROR\n"
";authority section\n"
"sub.example.com. 3600 IN NS ns1.sub.example.com.\n"
"sub.example.com. 3600 IN NS ns2.sub.example.com.\n"
";additional section\n"
"ns1.sub.example.com. 3600 IN A 10.0.0.6\n"
"ns2.sub.example.com. 3600 IN AAAA 2001::7\n"
},
{ "example.com", "ns1.sub.example.com. AAAA", "",
";flags QR rcode NOERROR\n"
";authority section\n"
"sub.example.com. 3600 IN NS ns1.sub.example.com.\n"
"sub.example.com. 3600 IN NS ns2.sub.example.com.\n"
";additional section\n"
"ns1.sub.example.com. 3600 IN A 10.0.0.6\n"
"ns2.sub.example.com. 3600 IN AAAA 2001::7\n"
},
{ "example.com", "ns2.sub.example.com. A", "",
";flags QR rcode NOERROR\n"
";authority section\n"
"sub.example.com. 3600 IN NS ns1.sub.example.com.\n"
"sub.example.com. 3600 IN NS ns2.sub.example.com.\n"
";additional section\n"
"ns1.sub.example.com. 3600 IN A 10.0.0.6\n"
"ns2.sub.example.com. 3600 IN AAAA 2001::7\n"
},
{ "example.com", "ns2.sub.example.com. AAAA", "",
";flags QR rcode NOERROR\n"
";authority section\n"
"sub.example.com. 3600 IN NS ns1.sub.example.com.\n"
"sub.example.com. 3600 IN NS ns2.sub.example.com.\n"
";additional section\n"
"ns1.sub.example.com. 3600 IN A 10.0.0.6\n"
"ns2.sub.example.com. 3600 IN AAAA 2001::7\n"
},
{ "example.com", "wild.example.com. A", "",
";flags QR AA rcode NOERROR\n"
";authority section\n"
"example.com. 3600 IN SOA ns.example.org. noc.example.org. 2017042710 7200 3600 1209600 3600\n"
},
{ "example.com", "*.wild.example.com. A", "",
";flags QR AA rcode NOERROR\n"
";answer section\n"
"*.wild.example.com. 3600 IN A 10.0.0.8\n"
},
{ "example.com", "*.wild.example.com. AAAA", "",
";flags QR AA rcode NOERROR\n"
";authority section\n"
"example.com. 3600 IN SOA ns.example.org. noc.example.org. 2017042710 7200 3600 1209600 3600\n"
},
{ "example.com", "abc.wild.example.com. A", "",
";flags QR AA rcode NOERROR\n"
";answer section\n"
"abc.wild.example.com. 3600 IN A 10.0.0.8\n"
},
{ "example.com", "abc.wild.example.com. AAAA", "",
";flags QR AA rcode NOERROR\n"
";authority section\n"
"example.com. 3600 IN SOA ns.example.org. noc.example.org. 2017042710 7200 3600 1209600 3600\n"
},
{ "example.com", "foo.abc.wild.example.com. A", "",
";flags QR AA rcode NOERROR\n"
";answer section\n"
"foo.abc.wild.example.com. 3600 IN A 10.0.0.8\n"
},
{ "example.com", "foo.abc.wild.example.com. AAAA", "",
";flags QR AA rcode NOERROR\n"
";authority section\n"
"example.com. 3600 IN SOA ns.example.org. noc.example.org. 2017042710 7200 3600 1209600 3600\n"
},
{ "example.com", "wild2.example.com. A", "",
";flags QR AA rcode NOERROR\n"
";authority section\n"
"example.com. 3600 IN SOA ns.example.org. noc.example.org. 2017042710 7200 3600 1209600 3600\n"
},
{ "example.com", "*.wild2.example.com. A", "",
";flags QR AA rcode NOERROR\n"
";answer section\n"
"*.wild2.example.com. 3600 IN CNAME www.example.com.\n"
"www.example.com. 3600 IN A 10.0.0.2\n"
"www.example.com. 3600 IN A 10.0.0.3\n"
},
{ "example.com", "abc.wild2.example.com. A", "",
";flags QR AA rcode NOERROR\n"
";answer section\n"
"abc.wild2.example.com. 3600 IN CNAME www.example.com.\n"
"www.example.com. 3600 IN A 10.0.0.2\n"
"www.example.com. 3600 IN A 10.0.0.3\n"
},
{ "example.com", "foo.abc.wild2.example.com. A", "",
";flags QR AA rcode NOERROR\n"
";answer section\n"
"foo.abc.wild2.example.com. 3600 IN CNAME www.example.com.\n"
"www.example.com. 3600 IN A 10.0.0.2\n"
"www.example.com. 3600 IN A 10.0.0.3\n"
},
{ "example.com", "abc.wild2.example.com. CNAME", "",
";flags QR AA rcode NOERROR\n"
";answer section\n"
"abc.wild2.example.com. 3600 IN CNAME www.example.com.\n"
},
{ "example.com", "abc.wild3.example.com. IN ANY", "",
";flags QR AA rcode NOERROR\n"
";answer section\n"
"abc.wild3.example.com. 3600 IN MX 50 mail.example.com.\n"
"abc.wild3.example.com. 3600 IN A 10.0.0.8\n"
},
{ "example.com", "yy.example.com. TXT", "",
";flags QR AA rcode NOERROR\n"
";answer section\n"
"yy.example.com. 3600 IN TXT \"a\"\n"
"yy.example.com. 3600 IN TXT \"b\"\n"
"yy.example.com. 3600 IN TXT \"c\"\n"
"yy.example.com. 3600 IN TXT \"d\"\n"
"yy.example.com. 3600 IN TXT \"e\"\n"
"yy.example.com. 3600 IN TXT \"f\"\n"
},
{NULL, NULL, NULL, NULL}
};
/** number of tmpfiles */
static int tempno = 0;
/** number of deleted files */
static int delno = 0;
/** cleanup tmp files at exit */
static void
tmpfilecleanup(void)
{
int i;
char buf[256];
for(i=0; i<tempno; i++) {
snprintf(buf, sizeof(buf), "/tmp/unbound.unittest.%u.%d",
(unsigned)getpid(), i);
if(vbmp) printf("cleanup: unlink %s\n", buf);
unlink(buf);
}
}
/** create temp file, return (malloced) name string, write contents to it */
static char*
create_tmp_file(const char* s)
{
char buf[256];
char *fname;
FILE *out;
size_t r;
snprintf(buf, sizeof(buf), "/tmp/unbound.unittest.%u.%d",
(unsigned)getpid(), tempno++);
fname = strdup(buf);
if(!fname) fatal_exit("out of memory");
/* if no string, just make the name */
if(!s) return fname;
/* if string, write to file */
out = fopen(fname, "w");
if(!out) fatal_exit("cannot open %s: %s", fname, strerror(errno));
r = fwrite(s, 1, strlen(s), out);
if(r == 0) {
fatal_exit("write failed: %s", strerror(errno));
} else if(r < strlen(s)) {
fatal_exit("write failed: too short (disk full?)");
}
fclose(out);
return fname;
}
/** delete temp file and free name string */
static void
del_tmp_file(char* fname)
{
unlink(fname);
free(fname);
delno++;
if(delno == tempno) {
/* deleted all outstanding files, back to start condition */
tempno = 0;
delno = 0;
}
}
/** Add zone from file for testing */
static struct auth_zone*
addzone(struct auth_zones* az, const char* name, char* fname)
{
struct auth_zone* z;
size_t nmlen;
uint8_t* nm = sldns_str2wire_dname(name, &nmlen);
if(!nm) fatal_exit("out of memory");
lock_rw_wrlock(&az->lock);
z = auth_zone_create(az, nm, nmlen, LDNS_RR_CLASS_IN);
lock_rw_unlock(&az->lock);
if(!z) fatal_exit("cannot find zone");
auth_zone_set_zonefile(z, fname);
z->for_upstream = 1;
if(!auth_zone_read_zonefile(z)) {
fatal_exit("parse failure for auth zone %s", name);
}
lock_rw_unlock(&z->lock);
free(nm);
return z;
}
/** check that file is the same as other file */
static void
checkfile(char* f1, char *f2)
{
char buf1[10240], buf2[10240];
int line = 0;
FILE* i1, *i2;
i1 = fopen(f1, "r");
if(!i1) fatal_exit("cannot open %s: %s", f1, strerror(errno));
i2 = fopen(f2, "r");
if(!i2) fatal_exit("cannot open %s: %s", f2, strerror(errno));
while(!feof(i1) && !feof(i2)) {
char* cp1, *cp2;
line++;
cp1 = fgets(buf1, (int)sizeof(buf1), i1);
cp2 = fgets(buf2, (int)sizeof(buf2), i2);
if((!cp1 && !feof(i1)) || (!cp2 && !feof(i2)))
fatal_exit("fgets failed: %s", strerror(errno));
if(strcmp(buf1, buf2) != 0) {
log_info("in files %s and %s:%d", f1, f2, line);
log_info("'%s'", buf1);
log_info("'%s'", buf2);
fatal_exit("files are not eqaul");
}
}
unit_assert(feof(i1) && feof(i2));
fclose(i1);
fclose(i2);
}
/** check that a zone (in string) can be read and reproduced */
static void
check_read_exact(const char* name, const char* zone)
{
struct auth_zones* az;
struct auth_zone* z;
char* fname, *outf;
if(vbmp) printf("check read zone %s\n", name);
fname = create_tmp_file(zone);
az = auth_zones_create();
unit_assert(az);
z = addzone(az, name, fname);
unit_assert(z);
outf = create_tmp_file(NULL);
if(!auth_zone_write_file(z, outf)) {
fatal_exit("write file failed for %s", fname);
}
checkfile(fname, outf);
del_tmp_file(fname);
del_tmp_file(outf);
auth_zones_delete(az);
}
/** parse q_ans structure for making query */
static void
q_ans_parse(struct q_ans* q, struct regional* region,
struct query_info** qinfo, int* fallback, uint8_t** dp_nm,
size_t* dp_nmlen)
{
int ret;
uint8_t buf[65535];
size_t len, dname_len;
/* parse flags */
*fallback = 0; /* default fallback value */
if(strstr(q->flags, "fallback"))
*fallback = 1;
/* parse zone */
*dp_nmlen = sizeof(buf);
if((ret=sldns_str2wire_dname_buf(q->zone, buf, dp_nmlen))!=0)
fatal_exit("cannot parse query dp zone %s : %s", q->zone,
sldns_get_errorstr_parse(ret));
*dp_nm = regional_alloc_init(region, buf, *dp_nmlen);
if(!dp_nm) fatal_exit("out of memory");
/* parse query */
len = sizeof(buf);
dname_len = 0;
if((ret=sldns_str2wire_rr_question_buf(q->query, buf, &len, &dname_len,
*dp_nm, *dp_nmlen, NULL, 0))!=0)
fatal_exit("cannot parse query %s : %s", q->query,
sldns_get_errorstr_parse(ret));
*qinfo = (struct query_info*)regional_alloc_zero(region,
sizeof(**qinfo));
if(!*qinfo) fatal_exit("out of memory");
(*qinfo)->qname = regional_alloc_init(region, buf, dname_len);
if(!(*qinfo)->qname) fatal_exit("out of memory");
(*qinfo)->qname_len = dname_len;
(*qinfo)->qtype = sldns_wirerr_get_type(buf, len, dname_len);
(*qinfo)->qclass = sldns_wirerr_get_class(buf, len, dname_len);
}
/** print flags to string */
static void
pr_flags(sldns_buffer* buf, uint16_t flags)
{
char rcode[32];
sldns_buffer_printf(buf, ";flags");
if((flags&BIT_QR)!=0) sldns_buffer_printf(buf, " QR");
if((flags&BIT_AA)!=0) sldns_buffer_printf(buf, " AA");
if((flags&BIT_TC)!=0) sldns_buffer_printf(buf, " TC");
if((flags&BIT_RD)!=0) sldns_buffer_printf(buf, " RD");
if((flags&BIT_CD)!=0) sldns_buffer_printf(buf, " CD");
if((flags&BIT_RA)!=0) sldns_buffer_printf(buf, " RA");
if((flags&BIT_AD)!=0) sldns_buffer_printf(buf, " AD");
if((flags&BIT_Z)!=0) sldns_buffer_printf(buf, " Z");
sldns_wire2str_rcode_buf((int)(FLAGS_GET_RCODE(flags)),
rcode, sizeof(rcode));
sldns_buffer_printf(buf, " rcode %s", rcode);
sldns_buffer_printf(buf, "\n");
}
/** print RRs to string */
static void
pr_rrs(sldns_buffer* buf, struct reply_info* rep)
{
char s[65536];
size_t i, j;
struct packed_rrset_data* d;
log_assert(rep->rrset_count == rep->an_numrrsets + rep->ns_numrrsets
+ rep->ar_numrrsets);
for(i=0; i<rep->rrset_count; i++) {
/* section heading */
if(i == 0 && rep->an_numrrsets != 0)
sldns_buffer_printf(buf, ";answer section\n");
else if(i == rep->an_numrrsets && rep->ns_numrrsets != 0)
sldns_buffer_printf(buf, ";authority section\n");
else if(i == rep->an_numrrsets+rep->ns_numrrsets &&
rep->ar_numrrsets != 0)
sldns_buffer_printf(buf, ";additional section\n");
/* spool RRset */
d = (struct packed_rrset_data*)rep->rrsets[i]->entry.data;
for(j=0; j<d->count+d->rrsig_count; j++) {
if(!packed_rr_to_string(rep->rrsets[i], j, 0,
s, sizeof(s))) {
fatal_exit("could not rr_to_string %d",
(int)i);
}
sldns_buffer_printf(buf, "%s", s);
}
}
}
/** create string for message */
static char*
msgtostr(struct dns_msg* msg)
{
char* str;
sldns_buffer* buf = sldns_buffer_new(65535);
if(!buf) fatal_exit("out of memory");
if(!msg) {
sldns_buffer_printf(buf, "null packet\n");
} else {
pr_flags(buf, msg->rep->flags);
pr_rrs(buf, msg->rep);
}
str = strdup((char*)sldns_buffer_begin(buf));
if(!str) fatal_exit("out of memory");
sldns_buffer_free(buf);
return str;
}
/** find line diff between strings */
static void
line_diff(const char* p, const char* q, const char* pdesc, const char* qdesc)
{
char* pdup, *qdup, *pl, *ql;
int line = 1;
pdup = strdup(p);
qdup = strdup(q);
if(!pdup || !qdup) fatal_exit("out of memory");
pl=pdup;
ql=qdup;
printf("linediff (<%s, >%s)\n", pdesc, qdesc);
while(pl && ql && *pl && *ql) {
char* ep = strchr(pl, '\n');
char* eq = strchr(ql, '\n');
/* terminate lines */
if(ep) *ep = 0;
if(eq) *eq = 0;
/* printout */
if(strcmp(pl, ql) == 0) {
printf("%3d %s\n", line, pl);
} else {
printf("%3d < %s\n", line, pl);
printf("%3d > %s\n", line, ql);
}
if(ep) *ep = '\n';
if(eq) *eq = '\n';
if(ep) pl = ep+1;
else pl = NULL;
if(eq) ql = eq+1;
else ql = NULL;
line++;
}
if(pl && *pl) {
printf("%3d < %s\n", line, pl);
}
if(ql && *ql) {
printf("%3d > %s\n", line, ql);
}
free(pdup);
free(qdup);
}
/** make q_ans query */
static void
q_ans_query(struct q_ans* q, struct auth_zones* az, struct query_info* qinfo,
struct regional* region, int expected_fallback, uint8_t* dp_nm,
size_t dp_nmlen)
{
int ret, fallback = 0;
struct dns_msg* msg = NULL;
char* ans_str;
int oldv = verbosity;
/* increase verbosity to printout logic in authzone */
if(vbmp) verbosity = 4;
ret = auth_zones_lookup(az, qinfo, region, &msg, &fallback, dp_nm,
dp_nmlen);
if(vbmp) verbosity = oldv;
/* check the answer */
ans_str = msgtostr(msg);
/* printout if vbmp */
if(vbmp) printf("got (ret=%s%s):\n%s",
(ret?"ok":"fail"), (fallback?" fallback":""), ans_str);
/* check expected value for ret */
if(expected_fallback && ret != 0) {
/* ret is zero on fallback */
if(vbmp) printf("fallback expected, but "
"return value is not false\n");
unit_assert(expected_fallback && ret == 0);
}
if(ret == 0) {
if(!expected_fallback) {
if(vbmp) printf("return value is false, "
"(unexpected)\n");
}
unit_assert(expected_fallback);
}
/* check expected value for fallback */
if(expected_fallback && !fallback) {
if(vbmp) printf("expected fallback, but fallback is no\n");
} else if(!expected_fallback && fallback) {
if(vbmp) printf("expected no fallback, but fallback is yes\n");
}
unit_assert( (expected_fallback&&fallback) ||
(!expected_fallback&&!fallback));
/* check answer string */
if(strcmp(q->answer, ans_str) != 0) {
if(vbmp) printf("wanted:\n%s", q->answer);
line_diff(q->answer, ans_str, "wanted", "got");
}
unit_assert(strcmp(q->answer, ans_str) == 0);
if(vbmp) printf("query ok\n\n");
free(ans_str);
}
/** check queries on a loaded zone */
static void
check_az_q_ans(struct auth_zones* az, struct q_ans* queries)
{
struct q_ans* q;
struct regional* region = regional_create();
struct query_info* qinfo;
int fallback;
uint8_t* dp_nm;
size_t dp_nmlen;
for(q=queries; q->zone; q++) {
if(vbmp) printf("query %s: %s %s\n", q->zone, q->query,
q->flags);
q_ans_parse(q, region, &qinfo, &fallback, &dp_nm, &dp_nmlen);
q_ans_query(q, az, qinfo, region, fallback, dp_nm, dp_nmlen);
regional_free_all(region);
}
regional_destroy(region);
}
/** check queries for a zone are returned as specified */
static void
check_queries(const char* name, const char* zone, struct q_ans* queries)
{
struct auth_zones* az;
struct auth_zone* z;
char* fname;
if(vbmp) printf("check queries %s\n", name);
fname = create_tmp_file(zone);
az = auth_zones_create();
if(!az) fatal_exit("out of memory");
z = addzone(az, name, fname);
if(!z) fatal_exit("could not read zone for queries test");
del_tmp_file(fname);
/* run queries and test them */
check_az_q_ans(az, queries);
auth_zones_delete(az);
}
/** Test authzone compare_serial */
static void
authzone_compare_serial(void)
{
if(vbmp) printf("Testing compare_serial\n");
unit_assert(compare_serial(0, 1) < 0);
unit_assert(compare_serial(1, 0) > 0);
unit_assert(compare_serial(0, 0) == 0);
unit_assert(compare_serial(1, 1) == 0);
unit_assert(compare_serial(0xf0000000, 0xf0000000) == 0);
unit_assert(compare_serial(0, 0xf0000000) > 0);
unit_assert(compare_serial(0xf0000000, 0) < 0);
unit_assert(compare_serial(0xf0000000, 0xf0000001) < 0);
unit_assert(compare_serial(0xf0000002, 0xf0000001) > 0);
unit_assert(compare_serial(0x70000000, 0x80000000) < 0);
unit_assert(compare_serial(0x90000000, 0x70000000) > 0);
}
/** Test authzone read from file */
static void
authzone_read_test(void)
{
if(vbmp) printf("Testing read auth zone\n");
check_read_exact("example.com", zone_example_com);
}
/** Test authzone query from zone */
static void
authzone_query_test(void)
{
if(vbmp) printf("Testing query auth zone\n");
check_queries("example.com", zone_example_com, example_com_queries);
}
/** test authzone code */
void
authzone_test(void)
{
unit_show_feature("authzone");
atexit(tmpfilecleanup);
authzone_compare_serial();
authzone_read_test();
authzone_query_test();
}
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