2 * Copyright (C) 2009-2011 Internet Systems Consortium, Inc. ("ISC")
4 * Permission to use, copy, modify, and/or distribute this software for any
5 * purpose with or without fee is hereby granted, provided that the above
6 * copyright notice and this permission notice appear in all copies.
8 * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
9 * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
10 * AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
11 * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
12 * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
13 * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
14 * PERFORMANCE OF THIS SOFTWARE.
17 /* $Id: dnssec-settime.c,v 1.28.16.3 2011/06/02 20:24:11 each Exp $ */
29 #include <isc/buffer.h>
30 #include <isc/commandline.h>
31 #include <isc/entropy.h>
35 #include <isc/print.h>
36 #include <isc/string.h>
39 #include <dns/keyvalues.h>
40 #include <dns/result.h>
44 #include "dnssectool.h"
46 const char *program = "dnssec-settime";
49 static isc_mem_t *mctx = NULL;
51 ISC_PLATFORM_NORETURN_PRE static void
52 usage(void) ISC_PLATFORM_NORETURN_POST;
56 fprintf(stderr, "Usage:\n");
57 fprintf(stderr, " %s [options] keyfile\n\n", program);
58 fprintf(stderr, "Version: %s\n", VERSION);
59 fprintf(stderr, "General options:\n");
61 fprintf(stderr, " -E engine: specify OpenSSL engine "
62 "(default \"pkcs11\")\n");
64 fprintf(stderr, " -E engine: specify OpenSSL engine\n");
66 fprintf(stderr, " -f: force update of old-style "
68 fprintf(stderr, " -K directory: set key file location\n");
69 fprintf(stderr, " -v level: set level of verbosity\n");
70 fprintf(stderr, " -h: help\n");
71 fprintf(stderr, "Timing options:\n");
72 fprintf(stderr, " -P date/[+-]offset/none: set/unset key "
73 "publication date\n");
74 fprintf(stderr, " -A date/[+-]offset/none: set/unset key "
76 fprintf(stderr, " -R date/[+-]offset/none: set/unset key "
78 fprintf(stderr, " -I date/[+-]offset/none: set/unset key "
79 "inactivation date\n");
80 fprintf(stderr, " -D date/[+-]offset/none: set/unset key "
82 fprintf(stderr, "Printing options:\n");
83 fprintf(stderr, " -p C/P/A/R/I/D/all: print a particular time "
85 fprintf(stderr, " -u: print times in unix epoch "
87 fprintf(stderr, "Output:\n");
88 fprintf(stderr, " K<name>+<alg>+<new id>.key, "
89 "K<name>+<alg>+<new id>.private\n");
95 printtime(dst_key_t *key, int type, const char *tag, isc_boolean_t epoch,
99 const char *output = NULL;
103 fprintf(stream, "%s: ", tag);
105 result = dst_key_gettime(key, type, &when);
106 if (result == ISC_R_NOTFOUND) {
107 fprintf(stream, "UNSET\n");
109 fprintf(stream, "%d\n", (int) when);
112 output = ctime(&time);
113 fprintf(stream, "%s", output);
118 main(int argc, char **argv) {
121 const char *engine = "pkcs11";
123 const char *engine = NULL;
125 char *filename = NULL, *directory = NULL;
127 char keystr[DST_KEY_FORMATSIZE];
130 isc_entropy_t *ectx = NULL;
131 const char *predecessor = NULL;
132 dst_key_t *prevkey = NULL;
133 dst_key_t *key = NULL;
135 dns_name_t *name = NULL;
136 dns_secalg_t alg = 0;
137 unsigned int size = 0;
138 isc_uint16_t flags = 0;
141 isc_stdtime_t pub = 0, act = 0, rev = 0, inact = 0, del = 0;
142 isc_boolean_t setpub = ISC_FALSE, setact = ISC_FALSE;
143 isc_boolean_t setrev = ISC_FALSE, setinact = ISC_FALSE;
144 isc_boolean_t setdel = ISC_FALSE;
145 isc_boolean_t unsetpub = ISC_FALSE, unsetact = ISC_FALSE;
146 isc_boolean_t unsetrev = ISC_FALSE, unsetinact = ISC_FALSE;
147 isc_boolean_t unsetdel = ISC_FALSE;
148 isc_boolean_t printcreate = ISC_FALSE, printpub = ISC_FALSE;
149 isc_boolean_t printact = ISC_FALSE, printrev = ISC_FALSE;
150 isc_boolean_t printinact = ISC_FALSE, printdel = ISC_FALSE;
151 isc_boolean_t force = ISC_FALSE;
152 isc_boolean_t epoch = ISC_FALSE;
153 isc_boolean_t changed = ISC_FALSE;
158 result = isc_mem_create(0, 0, &mctx);
159 if (result != ISC_R_SUCCESS)
160 fatal("Out of memory");
162 dns_result_register();
164 isc_commandline_errprint = ISC_FALSE;
166 isc_stdtime_get(&now);
168 #define CMDLINE_FLAGS "A:D:E:fhI:i:K:P:p:R:S:uv:"
169 while ((ch = isc_commandline_parse(argc, argv, CMDLINE_FLAGS)) != -1) {
172 engine = isc_commandline_argument;
178 p = isc_commandline_argument;
179 if (!strcasecmp(p, "all")) {
180 printcreate = ISC_TRUE;
184 printinact = ISC_TRUE;
192 printcreate = ISC_TRUE;
204 printinact = ISC_TRUE;
215 } while (*p != '\0');
222 * We don't have to copy it here, but do it to
223 * simplify cleanup later
225 directory = isc_mem_strdup(mctx,
226 isc_commandline_argument);
227 if (directory == NULL) {
228 fatal("Failed to allocate memory for "
233 verbose = strtol(isc_commandline_argument, &endp, 0);
235 fatal("-v must be followed by a number");
238 if (setpub || unsetpub)
239 fatal("-P specified more than once");
242 if (!strcasecmp(isc_commandline_argument, "none")) {
246 pub = strtotime(isc_commandline_argument,
251 if (setact || unsetact)
252 fatal("-A specified more than once");
255 if (!strcasecmp(isc_commandline_argument, "none")) {
259 act = strtotime(isc_commandline_argument,
264 if (setrev || unsetrev)
265 fatal("-R specified more than once");
268 if (!strcasecmp(isc_commandline_argument, "none")) {
272 rev = strtotime(isc_commandline_argument,
277 if (setinact || unsetinact)
278 fatal("-I specified more than once");
281 if (!strcasecmp(isc_commandline_argument, "none")) {
282 unsetinact = ISC_TRUE;
285 inact = strtotime(isc_commandline_argument,
290 if (setdel || unsetdel)
291 fatal("-D specified more than once");
294 if (!strcasecmp(isc_commandline_argument, "none")) {
298 del = strtotime(isc_commandline_argument,
303 predecessor = isc_commandline_argument;
306 prepub = strtottl(isc_commandline_argument);
309 if (isc_commandline_option != '?')
310 fprintf(stderr, "%s: invalid argument -%c\n",
311 program, isc_commandline_option);
317 fprintf(stderr, "%s: unhandled option -%c\n",
318 program, isc_commandline_option);
323 if (argc < isc_commandline_index + 1 ||
324 argv[isc_commandline_index] == NULL)
325 fatal("The key file name was not specified");
326 if (argc > isc_commandline_index + 1)
327 fatal("Extraneous arguments");
330 setup_entropy(mctx, NULL, &ectx);
331 result = isc_hash_create(mctx, ectx, DNS_NAME_MAXWIRE);
332 if (result != ISC_R_SUCCESS)
333 fatal("Could not initialize hash");
334 result = dst_lib_init2(mctx, ectx, engine,
335 ISC_ENTROPY_BLOCKING | ISC_ENTROPY_GOODONLY);
336 if (result != ISC_R_SUCCESS)
337 fatal("Could not initialize dst: %s",
338 isc_result_totext(result));
339 isc_entropy_stopcallbacksources(ectx);
341 if (predecessor != NULL) {
342 char keystr[DST_KEY_FORMATSIZE];
347 prepub = (30 * 86400);
349 if (setpub || unsetpub)
350 fatal("-S and -P cannot be used together");
351 if (setact || unsetact)
352 fatal("-S and -A cannot be used together");
354 result = dst_key_fromnamedfile(predecessor, directory,
358 if (result != ISC_R_SUCCESS)
359 fatal("Invalid keyfile %s: %s",
360 filename, isc_result_totext(result));
361 if (!dst_key_isprivate(prevkey))
362 fatal("%s is not a private key", filename);
364 name = dst_key_name(prevkey);
365 alg = dst_key_alg(prevkey);
366 size = dst_key_size(prevkey);
367 flags = dst_key_flags(prevkey);
369 dst_key_format(prevkey, keystr, sizeof(keystr));
370 dst_key_getprivateformat(prevkey, &major, &minor);
371 if (major != DST_MAJOR_VERSION || minor < DST_MINOR_VERSION)
372 fatal("Predecessor has incompatible format "
373 "version %d.%d\n\t", major, minor);
375 result = dst_key_gettime(prevkey, DST_TIME_ACTIVATE, &when);
376 if (result != ISC_R_SUCCESS)
377 fatal("Predecessor has no activation date. "
378 "You must set one before\n\t"
379 "generating a successor.");
381 result = dst_key_gettime(prevkey, DST_TIME_INACTIVE, &act);
382 if (result != ISC_R_SUCCESS)
383 fatal("Predecessor has no inactivation date. "
384 "You must set one before\n\t"
385 "generating a successor.");
388 if (pub < now && prepub != 0)
389 fatal("Predecessor will become inactive before the\n\t"
390 "prepublication period ends. Either change "
391 "its inactivation date,\n\t"
392 "or use the -i option to set a shorter "
393 "prepublication interval.");
395 result = dst_key_gettime(prevkey, DST_TIME_DELETE, &when);
396 if (result != ISC_R_SUCCESS)
397 fprintf(stderr, "%s: WARNING: Predecessor has no "
399 "it will remain in the zone "
400 "indefinitely after rollover.\n",
403 changed = setpub = setact = ISC_TRUE;
404 dst_key_free(&prevkey);
410 if (setpub && setact && (act - prepub) < pub)
411 fatal("Activation and publication dates "
412 "are closer together than the\n\t"
413 "prepublication interval.");
415 if (setpub && !setact) {
418 } else if (setact && !setpub) {
423 if ((act - prepub) < now)
424 fatal("Time until activation is shorter "
425 "than the\n\tprepublication interval.");
429 if (directory != NULL) {
430 filename = argv[isc_commandline_index];
432 result = isc_file_splitpath(mctx, argv[isc_commandline_index],
433 &directory, &filename);
434 if (result != ISC_R_SUCCESS)
435 fatal("cannot process filename %s: %s",
436 argv[isc_commandline_index],
437 isc_result_totext(result));
440 result = dst_key_fromnamedfile(filename, directory,
441 DST_TYPE_PUBLIC | DST_TYPE_PRIVATE,
443 if (result != ISC_R_SUCCESS)
444 fatal("Invalid keyfile %s: %s",
445 filename, isc_result_totext(result));
447 if (!dst_key_isprivate(key))
448 fatal("%s is not a private key", filename);
450 dst_key_format(key, keystr, sizeof(keystr));
452 if (predecessor != NULL) {
453 if (!dns_name_equal(name, dst_key_name(key)))
454 fatal("Key name mismatch");
455 if (alg != dst_key_alg(key))
456 fatal("Key algorithm mismatch");
457 if (size != dst_key_size(key))
458 fatal("Key size mismatch");
459 if (flags != dst_key_flags(key))
460 fatal("Key flags mismatch");
466 check_keyversion(key, keystr);
469 fprintf(stderr, "%s: %s\n", program, keystr);
475 dst_key_settime(key, DST_TIME_PUBLISH, pub);
477 dst_key_unsettime(key, DST_TIME_PUBLISH);
480 dst_key_settime(key, DST_TIME_ACTIVATE, act);
482 dst_key_unsettime(key, DST_TIME_ACTIVATE);
485 if ((dst_key_flags(key) & DNS_KEYFLAG_REVOKE) != 0)
486 fprintf(stderr, "%s: warning: Key %s is already "
487 "revoked; changing the revocation date "
488 "will not affect this.\n",
490 if ((dst_key_flags(key) & DNS_KEYFLAG_KSK) == 0)
491 fprintf(stderr, "%s: warning: Key %s is not flagged as "
492 "a KSK, but -R was used. Revoking a "
493 "ZSK is legal, but undefined.\n",
495 dst_key_settime(key, DST_TIME_REVOKE, rev);
496 } else if (unsetrev) {
497 if ((dst_key_flags(key) & DNS_KEYFLAG_REVOKE) != 0)
498 fprintf(stderr, "%s: warning: Key %s is already "
499 "revoked; removing the revocation date "
500 "will not affect this.\n",
502 dst_key_unsettime(key, DST_TIME_REVOKE);
506 dst_key_settime(key, DST_TIME_INACTIVE, inact);
508 dst_key_unsettime(key, DST_TIME_INACTIVE);
511 dst_key_settime(key, DST_TIME_DELETE, del);
513 dst_key_unsettime(key, DST_TIME_DELETE);
516 * No metadata changes were made but we're forcing an upgrade
517 * to the new format anyway: use "-P now -A now" as the default
519 if (force && !changed) {
520 dst_key_settime(key, DST_TIME_PUBLISH, now);
521 dst_key_settime(key, DST_TIME_ACTIVATE, now);
526 * Print out time values, if -p was used.
529 printtime(key, DST_TIME_CREATED, "Created", epoch, stdout);
532 printtime(key, DST_TIME_PUBLISH, "Publish", epoch, stdout);
535 printtime(key, DST_TIME_ACTIVATE, "Activate", epoch, stdout);
538 printtime(key, DST_TIME_REVOKE, "Revoke", epoch, stdout);
541 printtime(key, DST_TIME_INACTIVE, "Inactive", epoch, stdout);
544 printtime(key, DST_TIME_DELETE, "Delete", epoch, stdout);
547 isc_buffer_init(&buf, newname, sizeof(newname));
548 result = dst_key_buildfilename(key, DST_TYPE_PUBLIC, directory,
550 if (result != ISC_R_SUCCESS) {
551 fatal("Failed to build public key filename: %s",
552 isc_result_totext(result));
555 result = dst_key_tofile(key, DST_TYPE_PUBLIC|DST_TYPE_PRIVATE,
557 if (result != ISC_R_SUCCESS) {
558 dst_key_format(key, keystr, sizeof(keystr));
559 fatal("Failed to write key %s: %s", keystr,
560 isc_result_totext(result));
563 printf("%s\n", newname);
565 isc_buffer_clear(&buf);
566 result = dst_key_buildfilename(key, DST_TYPE_PRIVATE, directory,
568 if (result != ISC_R_SUCCESS) {
569 fatal("Failed to build private key filename: %s",
570 isc_result_totext(result));
572 printf("%s\n", newname);
578 cleanup_entropy(&ectx);
580 isc_mem_stats(mctx, stdout);
581 isc_mem_free(mctx, directory);
582 isc_mem_destroy(&mctx);