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2b442ac8 LP |
1 | /*** |
2 | This file is part of systemd. | |
3 | ||
4 | Copyright 2015 Lennart Poettering | |
5 | ||
6 | systemd is free software; you can redistribute it and/or modify it | |
7 | under the terms of the GNU Lesser General Public License as published by | |
8 | the Free Software Foundation; either version 2.1 of the License, or | |
9 | (at your option) any later version. | |
10 | ||
11 | systemd is distributed in the hope that it will be useful, but | |
12 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
14 | Lesser General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU Lesser General Public License | |
17 | along with systemd; If not, see <http://www.gnu.org/licenses/>. | |
18 | ***/ | |
19 | ||
20 | #include <arpa/inet.h> | |
21 | #include <netinet/in.h> | |
22 | #include <sys/socket.h> | |
23 | ||
24 | #include "alloc-util.h" | |
25 | #include "resolved-dns-dnssec.h" | |
2b442ac8 LP |
26 | #include "resolved-dns-rr.h" |
27 | #include "string-util.h" | |
72667f08 | 28 | #include "hexdecoct.h" |
2b442ac8 | 29 | |
1691cfd8 ZJS |
30 | static void test_dnssec_canonicalize_one(const char *original, const char *canonical, int r) { |
31 | char canonicalized[DNSSEC_CANONICAL_HOSTNAME_MAX]; | |
a3db237b | 32 | |
1691cfd8 ZJS |
33 | assert_se(dnssec_canonicalize(original, canonicalized, sizeof(canonicalized)) == r); |
34 | if (r < 0) | |
35 | return; | |
a3db237b | 36 | |
1691cfd8 ZJS |
37 | assert_se(streq(canonicalized, canonical)); |
38 | } | |
39 | ||
40 | static void test_dnssec_canonicalize(void) { | |
41 | test_dnssec_canonicalize_one("", ".", 1); | |
42 | test_dnssec_canonicalize_one(".", ".", 1); | |
43 | test_dnssec_canonicalize_one("foo", "foo.", 4); | |
44 | test_dnssec_canonicalize_one("foo.", "foo.", 4); | |
45 | test_dnssec_canonicalize_one("FOO.", "foo.", 4); | |
46 | test_dnssec_canonicalize_one("FOO.bar.", "foo.bar.", 8); | |
47 | test_dnssec_canonicalize_one("FOO..bar.", NULL, -EINVAL); | |
48 | } | |
49 | ||
349cc4a5 | 50 | #if HAVE_GCRYPT |
1691cfd8 ZJS |
51 | |
52 | static void test_dnssec_verify_dns_key(void) { | |
53 | ||
54 | static const uint8_t ds1_fprint[] = { | |
55 | 0x46, 0x8B, 0xC8, 0xDD, 0xC7, 0xE8, 0x27, 0x03, 0x40, 0xBB, 0x8A, 0x1F, 0x3B, 0x2E, 0x45, 0x9D, | |
56 | 0x80, 0x67, 0x14, 0x01, | |
57 | }; | |
58 | static const uint8_t ds2_fprint[] = { | |
59 | 0x8A, 0xEE, 0x80, 0x47, 0x05, 0x5F, 0x83, 0xD1, 0x48, 0xBA, 0x8F, 0xF6, 0xDD, 0xA7, 0x60, 0xCE, | |
60 | 0x94, 0xF7, 0xC7, 0x5E, 0x52, 0x4C, 0xF2, 0xE9, 0x50, 0xB9, 0x2E, 0xCB, 0xEF, 0x96, 0xB9, 0x98, | |
61 | }; | |
a3db237b | 62 | static const uint8_t dnskey_blob[] = { |
1691cfd8 ZJS |
63 | 0x03, 0x01, 0x00, 0x01, 0xa8, 0x12, 0xda, 0x4f, 0xd2, 0x7d, 0x54, 0x14, 0x0e, 0xcc, 0x5b, 0x5e, |
64 | 0x45, 0x9c, 0x96, 0x98, 0xc0, 0xc0, 0x85, 0x81, 0xb1, 0x47, 0x8c, 0x7d, 0xe8, 0x39, 0x50, 0xcc, | |
65 | 0xc5, 0xd0, 0xf2, 0x00, 0x81, 0x67, 0x79, 0xf6, 0xcc, 0x9d, 0xad, 0x6c, 0xbb, 0x7b, 0x6f, 0x48, | |
66 | 0x97, 0x15, 0x1c, 0xfd, 0x0b, 0xfe, 0xd3, 0xd7, 0x7d, 0x9f, 0x81, 0x26, 0xd3, 0xc5, 0x65, 0x49, | |
67 | 0xcf, 0x46, 0x62, 0xb0, 0x55, 0x6e, 0x47, 0xc7, 0x30, 0xef, 0x51, 0xfb, 0x3e, 0xc6, 0xef, 0xde, | |
68 | 0x27, 0x3f, 0xfa, 0x57, 0x2d, 0xa7, 0x1d, 0x80, 0x46, 0x9a, 0x5f, 0x14, 0xb3, 0xb0, 0x2c, 0xbe, | |
69 | 0x72, 0xca, 0xdf, 0xb2, 0xff, 0x36, 0x5b, 0x4f, 0xec, 0x58, 0x8e, 0x8d, 0x01, 0xe9, 0xa9, 0xdf, | |
70 | 0xb5, 0x60, 0xad, 0x52, 0x4d, 0xfc, 0xa9, 0x3e, 0x8d, 0x35, 0x95, 0xb3, 0x4e, 0x0f, 0xca, 0x45, | |
71 | 0x1b, 0xf7, 0xef, 0x3a, 0x88, 0x25, 0x08, 0xc7, 0x4e, 0x06, 0xc1, 0x62, 0x1a, 0xce, 0xd8, 0x77, | |
72 | 0xbd, 0x02, 0x65, 0xf8, 0x49, 0xfb, 0xce, 0xf6, 0xa8, 0x09, 0xfc, 0xde, 0xb2, 0x09, 0x9d, 0x39, | |
73 | 0xf8, 0x63, 0x9c, 0x32, 0x42, 0x7c, 0xa0, 0x30, 0x86, 0x72, 0x7a, 0x4a, 0xc6, 0xd4, 0xb3, 0x2d, | |
74 | 0x24, 0xef, 0x96, 0x3f, 0xc2, 0xda, 0xd3, 0xf2, 0x15, 0x6f, 0xda, 0x65, 0x4b, 0x81, 0x28, 0x68, | |
75 | 0xf4, 0xfe, 0x3e, 0x71, 0x4f, 0x50, 0x96, 0x72, 0x58, 0xa1, 0x89, 0xdd, 0x01, 0x61, 0x39, 0x39, | |
76 | 0xc6, 0x76, 0xa4, 0xda, 0x02, 0x70, 0x3d, 0xc0, 0xdc, 0x8d, 0x70, 0x72, 0x04, 0x90, 0x79, 0xd4, | |
77 | 0xec, 0x65, 0xcf, 0x49, 0x35, 0x25, 0x3a, 0x14, 0x1a, 0x45, 0x20, 0xeb, 0x31, 0xaf, 0x92, 0xba, | |
78 | 0x20, 0xd3, 0xcd, 0xa7, 0x13, 0x44, 0xdc, 0xcf, 0xf0, 0x27, 0x34, 0xb9, 0xe7, 0x24, 0x6f, 0x73, | |
79 | 0xe7, 0xea, 0x77, 0x03, | |
a3db237b LP |
80 | }; |
81 | ||
1691cfd8 | 82 | _cleanup_(dns_resource_record_unrefp) DnsResourceRecord *dnskey = NULL, *ds1 = NULL, *ds2 = NULL; |
a3db237b | 83 | |
1691cfd8 ZJS |
84 | /* The two DS RRs in effect for nasa.gov on 2015-12-01. */ |
85 | ds1 = dns_resource_record_new_full(DNS_CLASS_IN, DNS_TYPE_DS, "nasa.gov"); | |
86 | assert_se(ds1); | |
a3db237b | 87 | |
1691cfd8 ZJS |
88 | ds1->ds.key_tag = 47857; |
89 | ds1->ds.algorithm = DNSSEC_ALGORITHM_RSASHA256; | |
90 | ds1->ds.digest_type = DNSSEC_DIGEST_SHA1; | |
91 | ds1->ds.digest_size = sizeof(ds1_fprint); | |
92 | ds1->ds.digest = memdup(ds1_fprint, ds1->ds.digest_size); | |
93 | assert_se(ds1->ds.digest); | |
a3db237b | 94 | |
1691cfd8 | 95 | log_info("DS1: %s", strna(dns_resource_record_to_string(ds1))); |
a3db237b | 96 | |
1691cfd8 ZJS |
97 | ds2 = dns_resource_record_new_full(DNS_CLASS_IN, DNS_TYPE_DS, "NASA.GOV"); |
98 | assert_se(ds2); | |
a3db237b | 99 | |
1691cfd8 ZJS |
100 | ds2->ds.key_tag = 47857; |
101 | ds2->ds.algorithm = DNSSEC_ALGORITHM_RSASHA256; | |
102 | ds2->ds.digest_type = DNSSEC_DIGEST_SHA256; | |
103 | ds2->ds.digest_size = sizeof(ds2_fprint); | |
104 | ds2->ds.digest = memdup(ds2_fprint, ds2->ds.digest_size); | |
105 | assert_se(ds2->ds.digest); | |
a3db237b | 106 | |
1691cfd8 | 107 | log_info("DS2: %s", strna(dns_resource_record_to_string(ds2))); |
a3db237b | 108 | |
1691cfd8 | 109 | dnskey = dns_resource_record_new_full(DNS_CLASS_IN, DNS_TYPE_DNSKEY, "nasa.GOV"); |
a3db237b LP |
110 | assert_se(dnskey); |
111 | ||
1691cfd8 | 112 | dnskey->dnskey.flags = 257; |
a3db237b LP |
113 | dnskey->dnskey.protocol = 3; |
114 | dnskey->dnskey.algorithm = DNSSEC_ALGORITHM_RSASHA256; | |
115 | dnskey->dnskey.key_size = sizeof(dnskey_blob); | |
116 | dnskey->dnskey.key = memdup(dnskey_blob, sizeof(dnskey_blob)); | |
117 | assert_se(dnskey->dnskey.key); | |
118 | ||
7b50eb2e | 119 | log_info("DNSKEY: %s", strna(dns_resource_record_to_string(dnskey))); |
0c857028 | 120 | log_info("DNSKEY keytag: %u", dnssec_keytag(dnskey, false)); |
a3db237b | 121 | |
1691cfd8 ZJS |
122 | assert_se(dnssec_verify_dnskey_by_ds(dnskey, ds1, false) > 0); |
123 | assert_se(dnssec_verify_dnskey_by_ds(dnskey, ds2, false) > 0); | |
a3db237b LP |
124 | } |
125 | ||
2b442ac8 LP |
126 | static void test_dnssec_verify_rrset(void) { |
127 | ||
128 | static const uint8_t signature_blob[] = { | |
129 | 0x7f, 0x79, 0xdd, 0x5e, 0x89, 0x79, 0x18, 0xd0, 0x34, 0x86, 0x8c, 0x72, 0x77, 0x75, 0x48, 0x4d, | |
130 | 0xc3, 0x7d, 0x38, 0x04, 0xab, 0xcd, 0x9e, 0x4c, 0x82, 0xb0, 0x92, 0xca, 0xe9, 0x66, 0xe9, 0x6e, | |
131 | 0x47, 0xc7, 0x68, 0x8c, 0x94, 0xf6, 0x69, 0xcb, 0x75, 0x94, 0xe6, 0x30, 0xa6, 0xfb, 0x68, 0x64, | |
132 | 0x96, 0x1a, 0x84, 0xe1, 0xdc, 0x16, 0x4c, 0x83, 0x6c, 0x44, 0xf2, 0x74, 0x4d, 0x74, 0x79, 0x8f, | |
133 | 0xf3, 0xf4, 0x63, 0x0d, 0xef, 0x5a, 0xe7, 0xe2, 0xfd, 0xf2, 0x2b, 0x38, 0x7c, 0x28, 0x96, 0x9d, | |
134 | 0xb6, 0xcd, 0x5c, 0x3b, 0x57, 0xe2, 0x24, 0x78, 0x65, 0xd0, 0x9e, 0x77, 0x83, 0x09, 0x6c, 0xff, | |
135 | 0x3d, 0x52, 0x3f, 0x6e, 0xd1, 0xed, 0x2e, 0xf9, 0xee, 0x8e, 0xa6, 0xbe, 0x9a, 0xa8, 0x87, 0x76, | |
136 | 0xd8, 0x77, 0xcc, 0x96, 0xa0, 0x98, 0xa1, 0xd1, 0x68, 0x09, 0x43, 0xcf, 0x56, 0xd9, 0xd1, 0x66, | |
137 | }; | |
138 | ||
139 | static const uint8_t dnskey_blob[] = { | |
140 | 0x03, 0x01, 0x00, 0x01, 0x9b, 0x49, 0x9b, 0xc1, 0xf9, 0x9a, 0xe0, 0x4e, 0xcf, 0xcb, 0x14, 0x45, | |
141 | 0x2e, 0xc9, 0xf9, 0x74, 0xa7, 0x18, 0xb5, 0xf3, 0xde, 0x39, 0x49, 0xdf, 0x63, 0x33, 0x97, 0x52, | |
142 | 0xe0, 0x8e, 0xac, 0x50, 0x30, 0x8e, 0x09, 0xd5, 0x24, 0x3d, 0x26, 0xa4, 0x49, 0x37, 0x2b, 0xb0, | |
143 | 0x6b, 0x1b, 0xdf, 0xde, 0x85, 0x83, 0xcb, 0x22, 0x4e, 0x60, 0x0a, 0x91, 0x1a, 0x1f, 0xc5, 0x40, | |
144 | 0xb1, 0xc3, 0x15, 0xc1, 0x54, 0x77, 0x86, 0x65, 0x53, 0xec, 0x10, 0x90, 0x0c, 0x91, 0x00, 0x5e, | |
145 | 0x15, 0xdc, 0x08, 0x02, 0x4c, 0x8c, 0x0d, 0xc0, 0xac, 0x6e, 0xc4, 0x3e, 0x1b, 0x80, 0x19, 0xe4, | |
146 | 0xf7, 0x5f, 0x77, 0x51, 0x06, 0x87, 0x61, 0xde, 0xa2, 0x18, 0x0f, 0x40, 0x8b, 0x79, 0x72, 0xfa, | |
147 | 0x8d, 0x1a, 0x44, 0x47, 0x0d, 0x8e, 0x3a, 0x2d, 0xc7, 0x39, 0xbf, 0x56, 0x28, 0x97, 0xd9, 0x20, | |
148 | 0x4f, 0x00, 0x51, 0x3b, | |
149 | }; | |
150 | ||
151 | _cleanup_(dns_resource_record_unrefp) DnsResourceRecord *a = NULL, *rrsig = NULL, *dnskey = NULL; | |
152 | _cleanup_(dns_answer_unrefp) DnsAnswer *answer = NULL; | |
547973de | 153 | DnssecResult result; |
2b442ac8 LP |
154 | |
155 | a = dns_resource_record_new_full(DNS_CLASS_IN, DNS_TYPE_A, "nAsA.gov"); | |
156 | assert_se(a); | |
157 | ||
158 | a->a.in_addr.s_addr = inet_addr("52.0.14.116"); | |
159 | ||
7b50eb2e | 160 | log_info("A: %s", strna(dns_resource_record_to_string(a))); |
2b442ac8 LP |
161 | |
162 | rrsig = dns_resource_record_new_full(DNS_CLASS_IN, DNS_TYPE_RRSIG, "NaSa.GOV."); | |
163 | assert_se(rrsig); | |
164 | ||
165 | rrsig->rrsig.type_covered = DNS_TYPE_A; | |
166 | rrsig->rrsig.algorithm = DNSSEC_ALGORITHM_RSASHA256; | |
167 | rrsig->rrsig.labels = 2; | |
168 | rrsig->rrsig.original_ttl = 600; | |
169 | rrsig->rrsig.expiration = 0x5683135c; | |
170 | rrsig->rrsig.inception = 0x565b7da8; | |
171 | rrsig->rrsig.key_tag = 63876; | |
172 | rrsig->rrsig.signer = strdup("Nasa.Gov."); | |
173 | assert_se(rrsig->rrsig.signer); | |
174 | rrsig->rrsig.signature_size = sizeof(signature_blob); | |
175 | rrsig->rrsig.signature = memdup(signature_blob, rrsig->rrsig.signature_size); | |
176 | assert_se(rrsig->rrsig.signature); | |
177 | ||
7b50eb2e | 178 | log_info("RRSIG: %s", strna(dns_resource_record_to_string(rrsig))); |
2b442ac8 LP |
179 | |
180 | dnskey = dns_resource_record_new_full(DNS_CLASS_IN, DNS_TYPE_DNSKEY, "nASA.gOV"); | |
181 | assert_se(dnskey); | |
182 | ||
183 | dnskey->dnskey.flags = 256; | |
184 | dnskey->dnskey.protocol = 3; | |
185 | dnskey->dnskey.algorithm = DNSSEC_ALGORITHM_RSASHA256; | |
186 | dnskey->dnskey.key_size = sizeof(dnskey_blob); | |
187 | dnskey->dnskey.key = memdup(dnskey_blob, sizeof(dnskey_blob)); | |
188 | assert_se(dnskey->dnskey.key); | |
189 | ||
7b50eb2e | 190 | log_info("DNSKEY: %s", strna(dns_resource_record_to_string(dnskey))); |
0c857028 | 191 | log_info("DNSKEY keytag: %u", dnssec_keytag(dnskey, false)); |
2b442ac8 LP |
192 | |
193 | assert_se(dnssec_key_match_rrsig(a->key, rrsig) > 0); | |
0c857028 | 194 | assert_se(dnssec_rrsig_match_dnskey(rrsig, dnskey, false) > 0); |
2b442ac8 LP |
195 | |
196 | answer = dns_answer_new(1); | |
197 | assert_se(answer); | |
105e1512 | 198 | assert_se(dns_answer_add(answer, a, 0, DNS_ANSWER_AUTHENTICATED) >= 0); |
2b442ac8 | 199 | |
2a326321 | 200 | /* Validate the RR as it if was 2015-12-2 today */ |
547973de LP |
201 | assert_se(dnssec_verify_rrset(answer, a->key, rrsig, dnskey, 1449092754*USEC_PER_SEC, &result) >= 0); |
202 | assert_se(result == DNSSEC_VALIDATED); | |
2b442ac8 LP |
203 | } |
204 | ||
1691cfd8 | 205 | static void test_dnssec_verify_rrset2(void) { |
2b442ac8 | 206 | |
1691cfd8 ZJS |
207 | static const uint8_t signature_blob[] = { |
208 | 0x48, 0x45, 0xc8, 0x8b, 0xc0, 0x14, 0x92, 0xf5, 0x15, 0xc6, 0x84, 0x9d, 0x2f, 0xe3, 0x32, 0x11, | |
209 | 0x7d, 0xf1, 0xe6, 0x87, 0xb9, 0x42, 0xd3, 0x8b, 0x9e, 0xaf, 0x92, 0x31, 0x0a, 0x53, 0xad, 0x8b, | |
210 | 0xa7, 0x5c, 0x83, 0x39, 0x8c, 0x28, 0xac, 0xce, 0x6e, 0x9c, 0x18, 0xe3, 0x31, 0x16, 0x6e, 0xca, | |
211 | 0x38, 0x31, 0xaf, 0xd9, 0x94, 0xf1, 0x84, 0xb1, 0xdf, 0x5a, 0xc2, 0x73, 0x22, 0xf6, 0xcb, 0xa2, | |
212 | 0xe7, 0x8c, 0x77, 0x0c, 0x74, 0x2f, 0xc2, 0x13, 0xb0, 0x93, 0x51, 0xa9, 0x4f, 0xae, 0x0a, 0xda, | |
213 | 0x45, 0xcc, 0xfd, 0x43, 0x99, 0x36, 0x9a, 0x0d, 0x21, 0xe0, 0xeb, 0x30, 0x65, 0xd4, 0xa0, 0x27, | |
214 | 0x37, 0x3b, 0xe4, 0xc1, 0xc5, 0xa1, 0x2a, 0xd1, 0x76, 0xc4, 0x7e, 0x64, 0x0e, 0x5a, 0xa6, 0x50, | |
215 | 0x24, 0xd5, 0x2c, 0xcc, 0x6d, 0xe5, 0x37, 0xea, 0xbd, 0x09, 0x34, 0xed, 0x24, 0x06, 0xa1, 0x22, | |
2b442ac8 | 216 | }; |
1691cfd8 | 217 | |
2b442ac8 | 218 | static const uint8_t dnskey_blob[] = { |
1691cfd8 ZJS |
219 | 0x03, 0x01, 0x00, 0x01, 0xc3, 0x7f, 0x1d, 0xd1, 0x1c, 0x97, 0xb1, 0x13, 0x34, 0x3a, 0x9a, 0xea, |
220 | 0xee, 0xd9, 0x5a, 0x11, 0x1b, 0x17, 0xc7, 0xe3, 0xd4, 0xda, 0x20, 0xbc, 0x5d, 0xba, 0x74, 0xe3, | |
221 | 0x37, 0x99, 0xec, 0x25, 0xce, 0x93, 0x7f, 0xbd, 0x22, 0x73, 0x7e, 0x14, 0x71, 0xe0, 0x60, 0x07, | |
222 | 0xd4, 0x39, 0x8b, 0x5e, 0xe9, 0xba, 0x25, 0xe8, 0x49, 0xe9, 0x34, 0xef, 0xfe, 0x04, 0x5c, 0xa5, | |
223 | 0x27, 0xcd, 0xa9, 0xda, 0x70, 0x05, 0x21, 0xab, 0x15, 0x82, 0x24, 0xc3, 0x94, 0xf5, 0xd7, 0xb7, | |
224 | 0xc4, 0x66, 0xcb, 0x32, 0x6e, 0x60, 0x2b, 0x55, 0x59, 0x28, 0x89, 0x8a, 0x72, 0xde, 0x88, 0x56, | |
225 | 0x27, 0x95, 0xd9, 0xac, 0x88, 0x4f, 0x65, 0x2b, 0x68, 0xfc, 0xe6, 0x41, 0xc1, 0x1b, 0xef, 0x4e, | |
226 | 0xd6, 0xc2, 0x0f, 0x64, 0x88, 0x95, 0x5e, 0xdd, 0x3a, 0x02, 0x07, 0x50, 0xa9, 0xda, 0xa4, 0x49, | |
227 | 0x74, 0x62, 0xfe, 0xd7, | |
2b442ac8 LP |
228 | }; |
229 | ||
1691cfd8 ZJS |
230 | _cleanup_(dns_resource_record_unrefp) DnsResourceRecord *nsec = NULL, *rrsig = NULL, *dnskey = NULL; |
231 | _cleanup_(dns_answer_unrefp) DnsAnswer *answer = NULL; | |
232 | DnssecResult result; | |
2b442ac8 | 233 | |
1691cfd8 ZJS |
234 | nsec = dns_resource_record_new_full(DNS_CLASS_IN, DNS_TYPE_NSEC, "nasa.gov"); |
235 | assert_se(nsec); | |
2b442ac8 | 236 | |
1691cfd8 ZJS |
237 | nsec->nsec.next_domain_name = strdup("3D-Printing.nasa.gov"); |
238 | assert_se(nsec->nsec.next_domain_name); | |
2b442ac8 | 239 | |
1691cfd8 ZJS |
240 | nsec->nsec.types = bitmap_new(); |
241 | assert_se(nsec->nsec.types); | |
242 | assert_se(bitmap_set(nsec->nsec.types, DNS_TYPE_A) >= 0); | |
243 | assert_se(bitmap_set(nsec->nsec.types, DNS_TYPE_NS) >= 0); | |
244 | assert_se(bitmap_set(nsec->nsec.types, DNS_TYPE_SOA) >= 0); | |
245 | assert_se(bitmap_set(nsec->nsec.types, DNS_TYPE_MX) >= 0); | |
246 | assert_se(bitmap_set(nsec->nsec.types, DNS_TYPE_TXT) >= 0); | |
247 | assert_se(bitmap_set(nsec->nsec.types, DNS_TYPE_RRSIG) >= 0); | |
248 | assert_se(bitmap_set(nsec->nsec.types, DNS_TYPE_NSEC) >= 0); | |
249 | assert_se(bitmap_set(nsec->nsec.types, DNS_TYPE_DNSKEY) >= 0); | |
250 | assert_se(bitmap_set(nsec->nsec.types, 65534) >= 0); | |
2b442ac8 | 251 | |
1691cfd8 | 252 | log_info("NSEC: %s", strna(dns_resource_record_to_string(nsec))); |
2b442ac8 | 253 | |
1691cfd8 ZJS |
254 | rrsig = dns_resource_record_new_full(DNS_CLASS_IN, DNS_TYPE_RRSIG, "NaSa.GOV."); |
255 | assert_se(rrsig); | |
2b442ac8 | 256 | |
1691cfd8 ZJS |
257 | rrsig->rrsig.type_covered = DNS_TYPE_NSEC; |
258 | rrsig->rrsig.algorithm = DNSSEC_ALGORITHM_RSASHA256; | |
259 | rrsig->rrsig.labels = 2; | |
260 | rrsig->rrsig.original_ttl = 300; | |
261 | rrsig->rrsig.expiration = 0x5689002f; | |
262 | rrsig->rrsig.inception = 0x56617230; | |
263 | rrsig->rrsig.key_tag = 30390; | |
264 | rrsig->rrsig.signer = strdup("Nasa.Gov."); | |
265 | assert_se(rrsig->rrsig.signer); | |
266 | rrsig->rrsig.signature_size = sizeof(signature_blob); | |
267 | rrsig->rrsig.signature = memdup(signature_blob, rrsig->rrsig.signature_size); | |
268 | assert_se(rrsig->rrsig.signature); | |
2b442ac8 | 269 | |
1691cfd8 ZJS |
270 | log_info("RRSIG: %s", strna(dns_resource_record_to_string(rrsig))); |
271 | ||
272 | dnskey = dns_resource_record_new_full(DNS_CLASS_IN, DNS_TYPE_DNSKEY, "nASA.gOV"); | |
2b442ac8 LP |
273 | assert_se(dnskey); |
274 | ||
1691cfd8 | 275 | dnskey->dnskey.flags = 256; |
2b442ac8 LP |
276 | dnskey->dnskey.protocol = 3; |
277 | dnskey->dnskey.algorithm = DNSSEC_ALGORITHM_RSASHA256; | |
278 | dnskey->dnskey.key_size = sizeof(dnskey_blob); | |
279 | dnskey->dnskey.key = memdup(dnskey_blob, sizeof(dnskey_blob)); | |
280 | assert_se(dnskey->dnskey.key); | |
281 | ||
7b50eb2e | 282 | log_info("DNSKEY: %s", strna(dns_resource_record_to_string(dnskey))); |
0c857028 | 283 | log_info("DNSKEY keytag: %u", dnssec_keytag(dnskey, false)); |
2b442ac8 | 284 | |
1691cfd8 ZJS |
285 | assert_se(dnssec_key_match_rrsig(nsec->key, rrsig) > 0); |
286 | assert_se(dnssec_rrsig_match_dnskey(rrsig, dnskey, false) > 0); | |
2b442ac8 | 287 | |
1691cfd8 ZJS |
288 | answer = dns_answer_new(1); |
289 | assert_se(answer); | |
290 | assert_se(dns_answer_add(answer, nsec, 0, DNS_ANSWER_AUTHENTICATED) >= 0); | |
2b442ac8 | 291 | |
1691cfd8 ZJS |
292 | /* Validate the RR as it if was 2015-12-11 today */ |
293 | assert_se(dnssec_verify_rrset(answer, nsec->key, rrsig, dnskey, 1449849318*USEC_PER_SEC, &result) >= 0); | |
294 | assert_se(result == DNSSEC_VALIDATED); | |
2b442ac8 LP |
295 | } |
296 | ||
72667f08 LP |
297 | static void test_dnssec_nsec3_hash(void) { |
298 | static const uint8_t salt[] = { 0xB0, 0x1D, 0xFA, 0xCE }; | |
299 | static const uint8_t next_hashed_name[] = { 0x84, 0x10, 0x26, 0x53, 0xc9, 0xfa, 0x4d, 0x85, 0x6c, 0x97, 0x82, 0xe2, 0x8f, 0xdf, 0x2d, 0x5e, 0x87, 0x69, 0xc4, 0x52 }; | |
300 | _cleanup_(dns_resource_record_unrefp) DnsResourceRecord *rr = NULL; | |
72667f08 | 301 | uint8_t h[DNSSEC_HASH_SIZE_MAX]; |
7b50eb2e | 302 | _cleanup_free_ char *b = NULL; |
72667f08 LP |
303 | int k; |
304 | ||
305 | /* The NSEC3 RR for eurid.eu on 2015-12-14. */ | |
306 | rr = dns_resource_record_new_full(DNS_CLASS_IN, DNS_TYPE_NSEC3, "PJ8S08RR45VIQDAQGE7EN3VHKNROTBMM.eurid.eu."); | |
307 | assert_se(rr); | |
308 | ||
309 | rr->nsec3.algorithm = DNSSEC_DIGEST_SHA1; | |
310 | rr->nsec3.flags = 1; | |
311 | rr->nsec3.iterations = 1; | |
312 | rr->nsec3.salt = memdup(salt, sizeof(salt)); | |
313 | assert_se(rr->nsec3.salt); | |
314 | rr->nsec3.salt_size = sizeof(salt); | |
315 | rr->nsec3.next_hashed_name = memdup(next_hashed_name, sizeof(next_hashed_name)); | |
316 | assert_se(rr->nsec3.next_hashed_name); | |
317 | rr->nsec3.next_hashed_name_size = sizeof(next_hashed_name); | |
318 | ||
7b50eb2e | 319 | log_info("NSEC3: %s", strna(dns_resource_record_to_string(rr))); |
72667f08 LP |
320 | |
321 | k = dnssec_nsec3_hash(rr, "eurid.eu", &h); | |
322 | assert_se(k >= 0); | |
323 | ||
324 | b = base32hexmem(h, k, false); | |
325 | assert_se(b); | |
326 | assert_se(strcasecmp(b, "PJ8S08RR45VIQDAQGE7EN3VHKNROTBMM") == 0); | |
327 | } | |
328 | ||
1691cfd8 ZJS |
329 | #endif |
330 | ||
2b442ac8 LP |
331 | int main(int argc, char*argv[]) { |
332 | ||
333 | test_dnssec_canonicalize(); | |
1691cfd8 | 334 | |
349cc4a5 | 335 | #if HAVE_GCRYPT |
2b442ac8 LP |
336 | test_dnssec_verify_dns_key(); |
337 | test_dnssec_verify_rrset(); | |
a3db237b | 338 | test_dnssec_verify_rrset2(); |
72667f08 | 339 | test_dnssec_nsec3_hash(); |
a915abf3 | 340 | #endif |
2b442ac8 LP |
341 | |
342 | return 0; | |
343 | } |