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authorColin Watson <cjwatson@debian.org>2014-10-07 12:13:50 +0100
committerColin Watson <cjwatson@debian.org>2014-10-07 12:13:50 +0100
commit487bdb3a5ef6075887b830ccb8a0b14f6da78e93 (patch)
treea2cff6fec1e6c4b4153a170a3e172cfe6bfdec46 /regress/unittests/sshkey/test_sshkey.c
parent796ba4fd011b5d0d9d78d592ba2f30fc9d5ed2e7 (diff)
parent28453d58058a4d60c3ebe7d7f0c31a510cbf6158 (diff)
Import openssh_6.7p1.orig.tar.gz
Diffstat (limited to 'regress/unittests/sshkey/test_sshkey.c')
-rw-r--r--regress/unittests/sshkey/test_sshkey.c357
1 files changed, 357 insertions, 0 deletions
diff --git a/regress/unittests/sshkey/test_sshkey.c b/regress/unittests/sshkey/test_sshkey.c
new file mode 100644
index 000000000..ef0c67956
--- /dev/null
+++ b/regress/unittests/sshkey/test_sshkey.c
@@ -0,0 +1,357 @@
1/* $OpenBSD: test_sshkey.c,v 1.1 2014/06/24 01:14:18 djm Exp $ */
2/*
3 * Regress test for sshkey.h key management API
4 *
5 * Placed in the public domain
6 */
7
8#include "includes.h"
9
10#include <sys/types.h>
11#include <sys/param.h>
12#include <stdio.h>
13#ifdef HAVE_STDINT_H
14#include <stdint.h>
15#endif
16#include <stdlib.h>
17#include <string.h>
18
19#include <openssl/bn.h>
20#include <openssl/rsa.h>
21#include <openssl/dsa.h>
22#ifdef OPENSSL_HAS_NISTP256
23# include <openssl/ec.h>
24#endif
25
26#include "../test_helper/test_helper.h"
27
28#include "ssherr.h"
29#include "sshbuf.h"
30#define SSHBUF_INTERNAL 1 /* access internals for testing */
31#include "sshkey.h"
32
33#include "authfile.h"
34#include "common.h"
35#include "ssh2.h"
36
37void sshkey_tests(void);
38
39static void
40build_cert(struct sshbuf *b, const struct sshkey *k, const char *type,
41 const struct sshkey *sign_key, const struct sshkey *ca_key)
42{
43 struct sshbuf *ca_buf, *pk, *principals, *critopts, *exts;
44 u_char *sigblob;
45 size_t siglen;
46
47 ca_buf = sshbuf_new();
48 ASSERT_INT_EQ(sshkey_to_blob_buf(ca_key, ca_buf), 0);
49
50 /*
51 * Get the public key serialisation by rendering the key and skipping
52 * the type string. This is a bit of a hack :/
53 */
54 pk = sshbuf_new();
55 ASSERT_INT_EQ(sshkey_plain_to_blob_buf(k, pk), 0);
56 ASSERT_INT_EQ(sshbuf_skip_string(pk), 0);
57
58 principals = sshbuf_new();
59 ASSERT_INT_EQ(sshbuf_put_cstring(principals, "gsamsa"), 0);
60 ASSERT_INT_EQ(sshbuf_put_cstring(principals, "gregor"), 0);
61
62 critopts = sshbuf_new();
63 /* XXX fill this in */
64
65 exts = sshbuf_new();
66 /* XXX fill this in */
67
68 ASSERT_INT_EQ(sshbuf_put_cstring(b, type), 0);
69 ASSERT_INT_EQ(sshbuf_put_cstring(b, "noncenoncenonce!"), 0); /* nonce */
70 ASSERT_INT_EQ(sshbuf_putb(b, pk), 0); /* public key serialisation */
71 ASSERT_INT_EQ(sshbuf_put_u64(b, 1234), 0); /* serial */
72 ASSERT_INT_EQ(sshbuf_put_u32(b, SSH2_CERT_TYPE_USER), 0); /* type */
73 ASSERT_INT_EQ(sshbuf_put_cstring(b, "gregor"), 0); /* key ID */
74 ASSERT_INT_EQ(sshbuf_put_stringb(b, principals), 0); /* principals */
75 ASSERT_INT_EQ(sshbuf_put_u64(b, 0), 0); /* start */
76 ASSERT_INT_EQ(sshbuf_put_u64(b, 0xffffffffffffffffULL), 0); /* end */
77 ASSERT_INT_EQ(sshbuf_put_stringb(b, critopts), 0); /* options */
78 ASSERT_INT_EQ(sshbuf_put_stringb(b, exts), 0); /* extensions */
79 ASSERT_INT_EQ(sshbuf_put_string(b, NULL, 0), 0); /* reserved */
80 ASSERT_INT_EQ(sshbuf_put_stringb(b, ca_buf), 0); /* signature key */
81 ASSERT_INT_EQ(sshkey_sign(sign_key, &sigblob, &siglen,
82 sshbuf_ptr(b), sshbuf_len(b), 0), 0);
83 ASSERT_INT_EQ(sshbuf_put_string(b, sigblob, siglen), 0); /* signature */
84
85 free(sigblob);
86 sshbuf_free(ca_buf);
87 sshbuf_free(exts);
88 sshbuf_free(critopts);
89 sshbuf_free(principals);
90 sshbuf_free(pk);
91}
92
93void
94sshkey_tests(void)
95{
96 struct sshkey *k1, *k2, *k3, *k4, *kr, *kd, *ke, *kf;
97 struct sshbuf *b;
98
99 TEST_START("new invalid");
100 k1 = sshkey_new(-42);
101 ASSERT_PTR_EQ(k1, NULL);
102 TEST_DONE();
103
104 TEST_START("new/free KEY_UNSPEC");
105 k1 = sshkey_new(KEY_UNSPEC);
106 ASSERT_PTR_NE(k1, NULL);
107 sshkey_free(k1);
108 TEST_DONE();
109
110 TEST_START("new/free KEY_RSA1");
111 k1 = sshkey_new(KEY_RSA1);
112 ASSERT_PTR_NE(k1, NULL);
113 ASSERT_PTR_NE(k1->rsa, NULL);
114 ASSERT_PTR_NE(k1->rsa->n, NULL);
115 ASSERT_PTR_NE(k1->rsa->e, NULL);
116 ASSERT_PTR_EQ(k1->rsa->p, NULL);
117 sshkey_free(k1);
118 TEST_DONE();
119
120 TEST_START("new/free KEY_RSA");
121 k1 = sshkey_new(KEY_RSA);
122 ASSERT_PTR_NE(k1, NULL);
123 ASSERT_PTR_NE(k1->rsa, NULL);
124 ASSERT_PTR_NE(k1->rsa->n, NULL);
125 ASSERT_PTR_NE(k1->rsa->e, NULL);
126 ASSERT_PTR_EQ(k1->rsa->p, NULL);
127 sshkey_free(k1);
128 TEST_DONE();
129
130 TEST_START("new/free KEY_DSA");
131 k1 = sshkey_new(KEY_DSA);
132 ASSERT_PTR_NE(k1, NULL);
133 ASSERT_PTR_NE(k1->dsa, NULL);
134 ASSERT_PTR_NE(k1->dsa->g, NULL);
135 ASSERT_PTR_EQ(k1->dsa->priv_key, NULL);
136 sshkey_free(k1);
137 TEST_DONE();
138
139 TEST_START("new/free KEY_ECDSA");
140 k1 = sshkey_new(KEY_ECDSA);
141 ASSERT_PTR_NE(k1, NULL);
142 ASSERT_PTR_EQ(k1->ecdsa, NULL); /* Can't allocate without NID */
143 sshkey_free(k1);
144 TEST_DONE();
145
146 TEST_START("new/free KEY_ED25519");
147 k1 = sshkey_new(KEY_ED25519);
148 ASSERT_PTR_NE(k1, NULL);
149 /* These should be blank until key loaded or generated */
150 ASSERT_PTR_EQ(k1->ed25519_sk, NULL);
151 ASSERT_PTR_EQ(k1->ed25519_pk, NULL);
152 sshkey_free(k1);
153 TEST_DONE();
154
155 TEST_START("new_private KEY_RSA");
156 k1 = sshkey_new_private(KEY_RSA);
157 ASSERT_PTR_NE(k1, NULL);
158 ASSERT_PTR_NE(k1->rsa, NULL);
159 ASSERT_PTR_NE(k1->rsa->n, NULL);
160 ASSERT_PTR_NE(k1->rsa->e, NULL);
161 ASSERT_PTR_NE(k1->rsa->p, NULL);
162 ASSERT_INT_EQ(sshkey_add_private(k1), 0);
163 sshkey_free(k1);
164 TEST_DONE();
165
166 TEST_START("new_private KEY_DSA");
167 k1 = sshkey_new_private(KEY_DSA);
168 ASSERT_PTR_NE(k1, NULL);
169 ASSERT_PTR_NE(k1->dsa, NULL);
170 ASSERT_PTR_NE(k1->dsa->g, NULL);
171 ASSERT_PTR_NE(k1->dsa->priv_key, NULL);
172 ASSERT_INT_EQ(sshkey_add_private(k1), 0);
173 sshkey_free(k1);
174 TEST_DONE();
175
176 TEST_START("generate KEY_RSA too small modulus");
177 ASSERT_INT_EQ(sshkey_generate(KEY_RSA, 128, &k1),
178 SSH_ERR_INVALID_ARGUMENT);
179 ASSERT_PTR_EQ(k1, NULL);
180 TEST_DONE();
181
182 TEST_START("generate KEY_RSA too large modulus");
183 ASSERT_INT_EQ(sshkey_generate(KEY_RSA, 1 << 20, &k1),
184 SSH_ERR_INVALID_ARGUMENT);
185 ASSERT_PTR_EQ(k1, NULL);
186 TEST_DONE();
187
188 TEST_START("generate KEY_DSA wrong bits");
189 ASSERT_INT_EQ(sshkey_generate(KEY_DSA, 2048, &k1),
190 SSH_ERR_INVALID_ARGUMENT);
191 ASSERT_PTR_EQ(k1, NULL);
192 sshkey_free(k1);
193 TEST_DONE();
194
195 TEST_START("generate KEY_ECDSA wrong bits");
196 ASSERT_INT_EQ(sshkey_generate(KEY_ECDSA, 42, &k1),
197 SSH_ERR_INVALID_ARGUMENT);
198 ASSERT_PTR_EQ(k1, NULL);
199 sshkey_free(k1);
200 TEST_DONE();
201
202 TEST_START("generate KEY_RSA");
203 ASSERT_INT_EQ(sshkey_generate(KEY_RSA, 768, &kr), 0);
204 ASSERT_PTR_NE(kr, NULL);
205 ASSERT_PTR_NE(kr->rsa, NULL);
206 ASSERT_PTR_NE(kr->rsa->n, NULL);
207 ASSERT_PTR_NE(kr->rsa->e, NULL);
208 ASSERT_PTR_NE(kr->rsa->p, NULL);
209 ASSERT_INT_EQ(BN_num_bits(kr->rsa->n), 768);
210 TEST_DONE();
211
212 TEST_START("generate KEY_DSA");
213 ASSERT_INT_EQ(sshkey_generate(KEY_DSA, 1024, &kd), 0);
214 ASSERT_PTR_NE(kd, NULL);
215 ASSERT_PTR_NE(kd->dsa, NULL);
216 ASSERT_PTR_NE(kd->dsa->g, NULL);
217 ASSERT_PTR_NE(kd->dsa->priv_key, NULL);
218 TEST_DONE();
219
220#ifdef OPENSSL_HAS_ECC
221 TEST_START("generate KEY_ECDSA");
222 ASSERT_INT_EQ(sshkey_generate(KEY_ECDSA, 256, &ke), 0);
223 ASSERT_PTR_NE(ke, NULL);
224 ASSERT_PTR_NE(ke->ecdsa, NULL);
225 ASSERT_PTR_NE(EC_KEY_get0_public_key(ke->ecdsa), NULL);
226 ASSERT_PTR_NE(EC_KEY_get0_private_key(ke->ecdsa), NULL);
227 TEST_DONE();
228#endif
229
230 TEST_START("generate KEY_ED25519");
231 ASSERT_INT_EQ(sshkey_generate(KEY_ED25519, 256, &kf), 0);
232 ASSERT_PTR_NE(kf, NULL);
233 ASSERT_INT_EQ(kf->type, KEY_ED25519);
234 ASSERT_PTR_NE(kf->ed25519_pk, NULL);
235 ASSERT_PTR_NE(kf->ed25519_sk, NULL);
236 TEST_DONE();
237
238 TEST_START("demote KEY_RSA");
239 ASSERT_INT_EQ(sshkey_demote(kr, &k1), 0);
240 ASSERT_PTR_NE(k1, NULL);
241 ASSERT_PTR_NE(kr, k1);
242 ASSERT_INT_EQ(k1->type, KEY_RSA);
243 ASSERT_PTR_NE(k1->rsa, NULL);
244 ASSERT_PTR_NE(k1->rsa->n, NULL);
245 ASSERT_PTR_NE(k1->rsa->e, NULL);
246 ASSERT_PTR_EQ(k1->rsa->p, NULL);
247 TEST_DONE();
248
249 TEST_START("equal KEY_RSA/demoted KEY_RSA");
250 ASSERT_INT_EQ(sshkey_equal(kr, k1), 1);
251 sshkey_free(k1);
252 TEST_DONE();
253
254 TEST_START("demote KEY_DSA");
255 ASSERT_INT_EQ(sshkey_demote(kd, &k1), 0);
256 ASSERT_PTR_NE(k1, NULL);
257 ASSERT_PTR_NE(kd, k1);
258 ASSERT_INT_EQ(k1->type, KEY_DSA);
259 ASSERT_PTR_NE(k1->dsa, NULL);
260 ASSERT_PTR_NE(k1->dsa->g, NULL);
261 ASSERT_PTR_EQ(k1->dsa->priv_key, NULL);
262 TEST_DONE();
263
264 TEST_START("equal KEY_DSA/demoted KEY_DSA");
265 ASSERT_INT_EQ(sshkey_equal(kd, k1), 1);
266 sshkey_free(k1);
267 TEST_DONE();
268
269#ifdef OPENSSL_HAS_ECC
270 TEST_START("demote KEY_ECDSA");
271 ASSERT_INT_EQ(sshkey_demote(ke, &k1), 0);
272 ASSERT_PTR_NE(k1, NULL);
273 ASSERT_PTR_NE(ke, k1);
274 ASSERT_INT_EQ(k1->type, KEY_ECDSA);
275 ASSERT_PTR_NE(k1->ecdsa, NULL);
276 ASSERT_INT_EQ(k1->ecdsa_nid, ke->ecdsa_nid);
277 ASSERT_PTR_NE(EC_KEY_get0_public_key(ke->ecdsa), NULL);
278 ASSERT_PTR_EQ(EC_KEY_get0_private_key(k1->ecdsa), NULL);
279 TEST_DONE();
280
281 TEST_START("equal KEY_ECDSA/demoted KEY_ECDSA");
282 ASSERT_INT_EQ(sshkey_equal(ke, k1), 1);
283 sshkey_free(k1);
284 TEST_DONE();
285#endif
286
287 TEST_START("demote KEY_ED25519");
288 ASSERT_INT_EQ(sshkey_demote(kf, &k1), 0);
289 ASSERT_PTR_NE(k1, NULL);
290 ASSERT_PTR_NE(kf, k1);
291 ASSERT_INT_EQ(k1->type, KEY_ED25519);
292 ASSERT_PTR_NE(k1->ed25519_pk, NULL);
293 ASSERT_PTR_EQ(k1->ed25519_sk, NULL);
294 TEST_DONE();
295
296 TEST_START("equal KEY_ED25519/demoted KEY_ED25519");
297 ASSERT_INT_EQ(sshkey_equal(kf, k1), 1);
298 sshkey_free(k1);
299 TEST_DONE();
300
301 TEST_START("equal mismatched key types");
302 ASSERT_INT_EQ(sshkey_equal(kd, kr), 0);
303#ifdef OPENSSL_HAS_ECC
304 ASSERT_INT_EQ(sshkey_equal(kd, ke), 0);
305 ASSERT_INT_EQ(sshkey_equal(kr, ke), 0);
306 ASSERT_INT_EQ(sshkey_equal(ke, kf), 0);
307#endif
308 ASSERT_INT_EQ(sshkey_equal(kd, kf), 0);
309 TEST_DONE();
310
311 TEST_START("equal different keys");
312 ASSERT_INT_EQ(sshkey_generate(KEY_RSA, 768, &k1), 0);
313 ASSERT_INT_EQ(sshkey_equal(kr, k1), 0);
314 sshkey_free(k1);
315 ASSERT_INT_EQ(sshkey_generate(KEY_DSA, 1024, &k1), 0);
316 ASSERT_INT_EQ(sshkey_equal(kd, k1), 0);
317 sshkey_free(k1);
318#ifdef OPENSSL_HAS_ECC
319 ASSERT_INT_EQ(sshkey_generate(KEY_ECDSA, 256, &k1), 0);
320 ASSERT_INT_EQ(sshkey_equal(ke, k1), 0);
321 sshkey_free(k1);
322#endif
323 ASSERT_INT_EQ(sshkey_generate(KEY_ED25519, 256, &k1), 0);
324 ASSERT_INT_EQ(sshkey_equal(kf, k1), 0);
325 sshkey_free(k1);
326 TEST_DONE();
327
328 sshkey_free(kr);
329 sshkey_free(kd);
330#ifdef OPENSSL_HAS_ECC
331 sshkey_free(ke);
332#endif
333 sshkey_free(kf);
334
335/* XXX certify test */
336/* XXX sign test */
337/* XXX verify test */
338
339 TEST_START("nested certificate");
340 ASSERT_INT_EQ(sshkey_load_cert(test_data_file("rsa_1"), &k1), 0);
341 ASSERT_INT_EQ(sshkey_load_public(test_data_file("rsa_1.pub"), &k2,
342 NULL), 0);
343 b = load_file("rsa_2");
344 ASSERT_INT_EQ(sshkey_parse_private_fileblob(b, "", "rsa_1",
345 &k3, NULL), 0);
346 sshbuf_reset(b);
347 build_cert(b, k2, "ssh-rsa-cert-v01@openssh.com", k3, k1);
348 ASSERT_INT_EQ(sshkey_from_blob(sshbuf_ptr(b), sshbuf_len(b), &k4),
349 SSH_ERR_KEY_CERT_INVALID_SIGN_KEY);
350 ASSERT_PTR_EQ(k4, NULL);
351 sshbuf_free(b);
352 sshkey_free(k1);
353 sshkey_free(k2);
354 sshkey_free(k3);
355 TEST_DONE();
356
357}
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