3 * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project
6 /* ====================================================================
7 * Copyright (c) 1999 The OpenSSL Project. All rights reserved.
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
16 * 2. Redistributions in binary form must reproduce the above copyright
17 * notice, this list of conditions and the following disclaimer in
18 * the documentation and/or other materials provided with the
21 * 3. All advertising materials mentioning features or use of this
22 * software must display the following acknowledgment:
23 * "This product includes software developed by the OpenSSL Project
24 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
26 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
27 * endorse or promote products derived from this software without
28 * prior written permission. For written permission, please contact
29 * licensing@OpenSSL.org.
31 * 5. Products derived from this software may not be called "OpenSSL"
32 * nor may "OpenSSL" appear in their names without prior written
33 * permission of the OpenSSL Project.
35 * 6. Redistributions of any form whatsoever must retain the following
37 * "This product includes software developed by the OpenSSL Project
38 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
40 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
41 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
42 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
43 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
44 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
45 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
46 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
47 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
49 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
50 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
51 * OF THE POSSIBILITY OF SUCH DAMAGE.
52 * ====================================================================
54 * This product includes cryptographic software written by Eric Young
55 * (eay@cryptsoft.com). This product includes software written by Tim
56 * Hudson (tjh@cryptsoft.com).
59 #ifndef OPENSSL_NO_OCSP
61 # ifdef OPENSSL_SYS_VMS
62 # define _XOPEN_SOURCE_EXTENDED/* So fd_set and friends get properly defined
72 # include "apps.h" /* needs to be included before the openssl
74 # include <openssl/e_os2.h>
75 # include <openssl/crypto.h>
76 # include <openssl/err.h>
77 # include <openssl/ssl.h>
78 # include <openssl/evp.h>
79 # include <openssl/bn.h>
80 # include <openssl/x509v3.h>
82 # if defined(NETWARE_CLIB)
83 # ifdef NETWARE_BSDSOCK
84 # include <sys/socket.h>
85 # include <sys/bsdskt.h>
87 # include <novsock2.h>
89 # elif defined(NETWARE_LIBC)
90 # ifdef NETWARE_BSDSOCK
91 # include <sys/select.h>
93 # include <novsock2.h>
97 /* Maximum leeway in validity period: default 5 minutes */
98 # define MAX_VALIDITY_PERIOD (5 * 60)
100 static int add_ocsp_cert(OCSP_REQUEST
**req
, X509
*cert
,
101 const EVP_MD
*cert_id_md
, X509
*issuer
,
102 STACK_OF(OCSP_CERTID
) *ids
);
103 static int add_ocsp_serial(OCSP_REQUEST
**req
, char *serial
,
104 const EVP_MD
*cert_id_md
, X509
*issuer
,
105 STACK_OF(OCSP_CERTID
) *ids
);
106 static int print_ocsp_summary(BIO
*out
, OCSP_BASICRESP
*bs
, OCSP_REQUEST
*req
,
107 STACK_OF(OPENSSL_STRING
) *names
,
108 STACK_OF(OCSP_CERTID
) *ids
, long nsec
,
111 static int make_ocsp_response(OCSP_RESPONSE
**resp
, OCSP_REQUEST
*req
,
112 CA_DB
*db
, X509
*ca
, X509
*rcert
,
113 EVP_PKEY
*rkey
, const EVP_MD
*md
,
114 STACK_OF(X509
) *rother
, unsigned long flags
,
115 int nmin
, int ndays
, int badsig
);
117 static char **lookup_serial(CA_DB
*db
, ASN1_INTEGER
*ser
);
118 static BIO
*init_responder(const char *port
);
119 static int do_responder(OCSP_REQUEST
**preq
, BIO
**pcbio
, BIO
*acbio
,
121 static int send_ocsp_response(BIO
*cbio
, OCSP_RESPONSE
*resp
);
122 static OCSP_RESPONSE
*query_responder(BIO
*err
, BIO
*cbio
, const char *path
,
123 const STACK_OF(CONF_VALUE
) *headers
,
124 OCSP_REQUEST
*req
, int req_timeout
);
127 # define PROG ocsp_main
129 int MAIN(int, char **);
131 int MAIN(int argc
, char **argv
)
135 char *host
= NULL
, *port
= NULL
, *path
= "/";
136 char *thost
= NULL
, *tport
= NULL
, *tpath
= NULL
;
137 char *reqin
= NULL
, *respin
= NULL
;
138 char *reqout
= NULL
, *respout
= NULL
;
139 char *signfile
= NULL
, *keyfile
= NULL
;
140 char *rsignfile
= NULL
, *rkeyfile
= NULL
;
141 char *outfile
= NULL
;
142 int add_nonce
= 1, noverify
= 0, use_ssl
= -1;
143 STACK_OF(CONF_VALUE
) *headers
= NULL
;
144 OCSP_REQUEST
*req
= NULL
;
145 OCSP_RESPONSE
*resp
= NULL
;
146 OCSP_BASICRESP
*bs
= NULL
;
147 X509
*issuer
= NULL
, *cert
= NULL
;
148 X509
*signer
= NULL
, *rsigner
= NULL
;
149 EVP_PKEY
*key
= NULL
, *rkey
= NULL
;
150 BIO
*acbio
= NULL
, *cbio
= NULL
;
153 int req_timeout
= -1;
154 int req_text
= 0, resp_text
= 0;
155 long nsec
= MAX_VALIDITY_PERIOD
, maxage
= -1;
156 char *CAfile
= NULL
, *CApath
= NULL
;
157 X509_STORE
*store
= NULL
;
158 X509_VERIFY_PARAM
*vpm
= NULL
;
159 STACK_OF(X509
) *sign_other
= NULL
, *verify_other
= NULL
, *rother
= NULL
;
160 char *sign_certfile
= NULL
, *verify_certfile
= NULL
, *rcertfile
= NULL
;
161 unsigned long sign_flags
= 0, verify_flags
= 0, rflags
= 0;
163 int accept_count
= -1;
168 STACK_OF(OPENSSL_STRING
) *reqnames
= NULL
;
169 STACK_OF(OCSP_CERTID
) *ids
= NULL
;
171 X509
*rca_cert
= NULL
;
172 char *ridx_filename
= NULL
;
173 char *rca_filename
= NULL
;
175 int nmin
= 0, ndays
= -1;
176 const EVP_MD
*cert_id_md
= NULL
, *rsign_md
= NULL
;
179 bio_err
= BIO_new_fp(stderr
, BIO_NOCLOSE
);
181 if (!load_config(bio_err
, NULL
))
183 SSL_load_error_strings();
184 OpenSSL_add_ssl_algorithms();
186 reqnames
= sk_OPENSSL_STRING_new_null();
187 ids
= sk_OCSP_CERTID_new_null();
188 while (!badarg
&& *args
&& *args
[0] == '-') {
189 if (!strcmp(*args
, "-out")) {
195 } else if (!strcmp(*args
, "-timeout")) {
198 req_timeout
= atol(*args
);
199 if (req_timeout
< 0) {
200 BIO_printf(bio_err
, "Illegal timeout value %s\n", *args
);
205 } else if (!strcmp(*args
, "-url")) {
214 if (!OCSP_parse_url(*args
, &host
, &port
, &path
, &use_ssl
)) {
215 BIO_printf(bio_err
, "Error parsing URL\n");
223 } else if (!strcmp(*args
, "-host")) {
229 } else if (!strcmp(*args
, "-port")) {
235 } else if (!strcmp(*args
, "-header")) {
236 if (args
[1] && args
[2]) {
237 if (!X509V3_add_value(args
[1], args
[2], &headers
))
242 } else if (!strcmp(*args
, "-ignore_err"))
244 else if (!strcmp(*args
, "-noverify"))
246 else if (!strcmp(*args
, "-nonce"))
248 else if (!strcmp(*args
, "-no_nonce"))
250 else if (!strcmp(*args
, "-resp_no_certs"))
251 rflags
|= OCSP_NOCERTS
;
252 else if (!strcmp(*args
, "-resp_key_id"))
253 rflags
|= OCSP_RESPID_KEY
;
254 else if (!strcmp(*args
, "-no_certs"))
255 sign_flags
|= OCSP_NOCERTS
;
256 else if (!strcmp(*args
, "-no_signature_verify"))
257 verify_flags
|= OCSP_NOSIGS
;
258 else if (!strcmp(*args
, "-no_cert_verify"))
259 verify_flags
|= OCSP_NOVERIFY
;
260 else if (!strcmp(*args
, "-no_chain"))
261 verify_flags
|= OCSP_NOCHAIN
;
262 else if (!strcmp(*args
, "-no_cert_checks"))
263 verify_flags
|= OCSP_NOCHECKS
;
264 else if (!strcmp(*args
, "-no_explicit"))
265 verify_flags
|= OCSP_NOEXPLICIT
;
266 else if (!strcmp(*args
, "-trust_other"))
267 verify_flags
|= OCSP_TRUSTOTHER
;
268 else if (!strcmp(*args
, "-no_intern"))
269 verify_flags
|= OCSP_NOINTERN
;
270 else if (!strcmp(*args
, "-badsig"))
272 else if (!strcmp(*args
, "-text")) {
275 } else if (!strcmp(*args
, "-req_text"))
277 else if (!strcmp(*args
, "-resp_text"))
279 else if (!strcmp(*args
, "-reqin")) {
285 } else if (!strcmp(*args
, "-respin")) {
291 } else if (!strcmp(*args
, "-signer")) {
297 } else if (!strcmp(*args
, "-VAfile")) {
300 verify_certfile
= *args
;
301 verify_flags
|= OCSP_TRUSTOTHER
;
304 } else if (!strcmp(*args
, "-sign_other")) {
307 sign_certfile
= *args
;
310 } else if (!strcmp(*args
, "-verify_other")) {
313 verify_certfile
= *args
;
316 } else if (!strcmp(*args
, "-CAfile")) {
322 } else if (!strcmp(*args
, "-CApath")) {
328 } else if (args_verify(&args
, NULL
, &badarg
, bio_err
, &vpm
)) {
332 } else if (!strcmp(*args
, "-validity_period")) {
338 "Illegal validity period %s\n", *args
);
343 } else if (!strcmp(*args
, "-status_age")) {
346 maxage
= atol(*args
);
348 BIO_printf(bio_err
, "Illegal validity age %s\n", *args
);
353 } else if (!strcmp(*args
, "-signkey")) {
359 } else if (!strcmp(*args
, "-reqout")) {
365 } else if (!strcmp(*args
, "-respout")) {
371 } else if (!strcmp(*args
, "-path")) {
377 } else if (!strcmp(*args
, "-issuer")) {
381 issuer
= load_cert(bio_err
, *args
, FORMAT_PEM
,
382 NULL
, e
, "issuer certificate");
387 } else if (!strcmp(*args
, "-cert")) {
391 cert
= load_cert(bio_err
, *args
, FORMAT_PEM
,
392 NULL
, e
, "certificate");
396 cert_id_md
= EVP_sha1();
397 if (!add_ocsp_cert(&req
, cert
, cert_id_md
, issuer
, ids
))
399 if (!sk_OPENSSL_STRING_push(reqnames
, *args
))
403 } else if (!strcmp(*args
, "-serial")) {
407 cert_id_md
= EVP_sha1();
408 if (!add_ocsp_serial(&req
, *args
, cert_id_md
, issuer
, ids
))
410 if (!sk_OPENSSL_STRING_push(reqnames
, *args
))
414 } else if (!strcmp(*args
, "-index")) {
417 ridx_filename
= *args
;
420 } else if (!strcmp(*args
, "-CA")) {
423 rca_filename
= *args
;
426 } else if (!strcmp(*args
, "-nmin")) {
431 BIO_printf(bio_err
, "Illegal update period %s\n", *args
);
439 } else if (!strcmp(*args
, "-nrequest")) {
442 accept_count
= atol(*args
);
443 if (accept_count
< 0) {
444 BIO_printf(bio_err
, "Illegal accept count %s\n", *args
);
449 } else if (!strcmp(*args
, "-ndays")) {
454 BIO_printf(bio_err
, "Illegal update period %s\n", *args
);
459 } else if (!strcmp(*args
, "-rsigner")) {
465 } else if (!strcmp(*args
, "-rkey")) {
471 } else if (!strcmp(*args
, "-rother")) {
477 } else if (!strcmp(*args
, "-rmd")) {
480 rsign_md
= EVP_get_digestbyname(*args
);
485 } else if ((cert_id_md
= EVP_get_digestbyname((*args
) + 1)) == NULL
) {
491 /* Have we anything to do? */
492 if (!req
&& !reqin
&& !respin
&& !(port
&& ridx_filename
))
496 BIO_printf(bio_err
, "OCSP utility\n");
497 BIO_printf(bio_err
, "Usage ocsp [options]\n");
498 BIO_printf(bio_err
, "where options are\n");
499 BIO_printf(bio_err
, "-out file output filename\n");
500 BIO_printf(bio_err
, "-issuer file issuer certificate\n");
501 BIO_printf(bio_err
, "-cert file certificate to check\n");
502 BIO_printf(bio_err
, "-serial n serial number to check\n");
504 "-signer file certificate to sign OCSP request with\n");
506 "-signkey file private key to sign OCSP request with\n");
508 "-sign_other file additional certificates to include in signed request\n");
510 "-no_certs don't include any certificates in signed request\n");
512 "-req_text print text form of request\n");
514 "-resp_text print text form of response\n");
516 "-text print text form of request and response\n");
518 "-reqout file write DER encoded OCSP request to \"file\"\n");
520 "-respout file write DER encoded OCSP reponse to \"file\"\n");
522 "-reqin file read DER encoded OCSP request from \"file\"\n");
524 "-respin file read DER encoded OCSP reponse from \"file\"\n");
526 "-nonce add OCSP nonce to request\n");
528 "-no_nonce don't add OCSP nonce to request\n");
529 BIO_printf(bio_err
, "-url URL OCSP responder URL\n");
531 "-host host:n send OCSP request to host on port n\n");
533 "-path path to use in OCSP request\n");
535 "-CApath dir trusted certificates directory\n");
537 "-CAfile file trusted certificates file\n");
539 "-trusted_first use locally trusted CA's first when building trust chain\n");
541 "-no_alt_chains only ever use the first certificate chain found\n");
543 "-VAfile file validator certificates file\n");
545 "-validity_period n maximum validity discrepancy in seconds\n");
547 "-status_age n maximum status age in seconds\n");
549 "-noverify don't verify response at all\n");
551 "-verify_other file additional certificates to search for signer\n");
553 "-trust_other don't verify additional certificates\n");
555 "-no_intern don't search certificates contained in response for signer\n");
557 "-no_signature_verify don't check signature on response\n");
559 "-no_cert_verify don't check signing certificate\n");
561 "-no_chain don't chain verify response\n");
563 "-no_cert_checks don't do additional checks on signing certificate\n");
565 "-port num port to run responder on\n");
567 "-index file certificate status index file\n");
568 BIO_printf(bio_err
, "-CA file CA certificate\n");
570 "-rsigner file responder certificate to sign responses with\n");
572 "-rkey file responder key to sign responses with\n");
574 "-rother file other certificates to include in response\n");
576 "-resp_no_certs don't include any certificates in response\n");
578 "-nmin n number of minutes before next update\n");
580 "-ndays n number of days before next update\n");
582 "-resp_key_id identify reponse by signing certificate key ID\n");
584 "-nrequest n number of requests to accept (default unlimited)\n");
586 "-<dgst alg> use specified digest in the request\n");
588 "-timeout n timeout connection to OCSP responder after n seconds\n");
593 out
= BIO_new_file(outfile
, "w");
595 out
= BIO_new_fp(stdout
, BIO_NOCLOSE
);
598 BIO_printf(bio_err
, "Error opening output file\n");
602 if (!req
&& (add_nonce
!= 2))
606 if (!strcmp(reqin
, "-"))
607 derbio
= BIO_new_fp(stdin
, BIO_NOCLOSE
);
609 derbio
= BIO_new_file(reqin
, "rb");
611 BIO_printf(bio_err
, "Error Opening OCSP request file\n");
614 req
= d2i_OCSP_REQUEST_bio(derbio
, NULL
);
617 BIO_printf(bio_err
, "Error reading OCSP request\n");
623 acbio
= init_responder(port
);
628 if (rsignfile
&& !rdb
) {
630 rkeyfile
= rsignfile
;
631 rsigner
= load_cert(bio_err
, rsignfile
, FORMAT_PEM
,
632 NULL
, e
, "responder certificate");
634 BIO_printf(bio_err
, "Error loading responder certificate\n");
637 rca_cert
= load_cert(bio_err
, rca_filename
, FORMAT_PEM
,
638 NULL
, e
, "CA certificate");
640 rother
= load_certs(bio_err
, rcertfile
, FORMAT_PEM
,
641 NULL
, e
, "responder other certificates");
645 rkey
= load_key(bio_err
, rkeyfile
, FORMAT_PEM
, 0, NULL
, NULL
,
646 "responder private key");
651 BIO_printf(bio_err
, "Waiting for OCSP client connections...\n");
656 if (!do_responder(&req
, &cbio
, acbio
, port
))
660 OCSP_response_create(OCSP_RESPONSE_STATUS_MALFORMEDREQUEST
,
662 send_ocsp_response(cbio
, resp
);
667 if (!req
&& (signfile
|| reqout
|| host
|| add_nonce
|| ridx_filename
)) {
668 BIO_printf(bio_err
, "Need an OCSP request for this operation!\n");
672 if (req
&& add_nonce
)
673 OCSP_request_add1_nonce(req
, NULL
, -1);
678 signer
= load_cert(bio_err
, signfile
, FORMAT_PEM
,
679 NULL
, e
, "signer certificate");
681 BIO_printf(bio_err
, "Error loading signer certificate\n");
685 sign_other
= load_certs(bio_err
, sign_certfile
, FORMAT_PEM
,
686 NULL
, e
, "signer certificates");
690 key
= load_key(bio_err
, keyfile
, FORMAT_PEM
, 0, NULL
, NULL
,
691 "signer private key");
695 if (!OCSP_request_sign
696 (req
, signer
, key
, NULL
, sign_other
, sign_flags
)) {
697 BIO_printf(bio_err
, "Error signing OCSP request\n");
703 OCSP_REQUEST_print(out
, req
, 0);
706 if (!strcmp(reqout
, "-"))
707 derbio
= BIO_new_fp(stdout
, BIO_NOCLOSE
);
709 derbio
= BIO_new_file(reqout
, "wb");
711 BIO_printf(bio_err
, "Error opening file %s\n", reqout
);
714 i2d_OCSP_REQUEST_bio(derbio
, req
);
718 if (ridx_filename
&& (!rkey
|| !rsigner
|| !rca_cert
)) {
720 "Need a responder certificate, key and CA for this operation!\n");
724 if (ridx_filename
&& !rdb
) {
725 rdb
= load_index(ridx_filename
, NULL
);
728 if (!index_index(rdb
))
733 i
= make_ocsp_response(&resp
, req
, rdb
, rca_cert
, rsigner
, rkey
,
734 rsign_md
, rother
, rflags
, nmin
, ndays
, badsig
);
736 send_ocsp_response(cbio
, resp
);
738 # ifndef OPENSSL_NO_SOCK
739 resp
= process_responder(bio_err
, req
, host
, path
,
740 port
, use_ssl
, headers
, req_timeout
);
745 "Error creating connect BIO - sockets not supported.\n");
749 if (!strcmp(respin
, "-"))
750 derbio
= BIO_new_fp(stdin
, BIO_NOCLOSE
);
752 derbio
= BIO_new_file(respin
, "rb");
754 BIO_printf(bio_err
, "Error Opening OCSP response file\n");
757 resp
= d2i_OCSP_RESPONSE_bio(derbio
, NULL
);
760 BIO_printf(bio_err
, "Error reading OCSP response\n");
772 if (!strcmp(respout
, "-"))
773 derbio
= BIO_new_fp(stdout
, BIO_NOCLOSE
);
775 derbio
= BIO_new_file(respout
, "wb");
777 BIO_printf(bio_err
, "Error opening file %s\n", respout
);
780 i2d_OCSP_RESPONSE_bio(derbio
, resp
);
784 i
= OCSP_response_status(resp
);
786 if (i
!= OCSP_RESPONSE_STATUS_SUCCESSFUL
) {
787 BIO_printf(out
, "Responder Error: %s (%d)\n",
788 OCSP_response_status_str(i
), i
);
796 OCSP_RESPONSE_print(out
, resp
, 0);
798 /* If running as responder don't verify our own response */
800 if (accept_count
> 0)
802 /* Redo if more connections needed */
806 OCSP_REQUEST_free(req
);
808 OCSP_RESPONSE_free(resp
);
814 } else if (ridx_filename
) {
820 store
= setup_verify(bio_err
, CAfile
, CApath
);
824 X509_STORE_set1_param(store
, vpm
);
825 if (verify_certfile
) {
826 verify_other
= load_certs(bio_err
, verify_certfile
, FORMAT_PEM
,
827 NULL
, e
, "validator certificate");
832 bs
= OCSP_response_get1_basic(resp
);
835 BIO_printf(bio_err
, "Error parsing response\n");
842 if (req
&& ((i
= OCSP_check_nonce(req
, bs
)) <= 0)) {
844 BIO_printf(bio_err
, "WARNING: no nonce in response\n");
846 BIO_printf(bio_err
, "Nonce Verify error\n");
852 i
= OCSP_basic_verify(bs
, verify_other
, store
, verify_flags
);
854 BIO_printf(bio_err
, "Response Verify Failure\n");
855 ERR_print_errors(bio_err
);
858 BIO_printf(bio_err
, "Response verify OK\n");
862 if (!print_ocsp_summary(out
, bs
, req
, reqnames
, ids
, nsec
, maxage
))
866 ERR_print_errors(bio_err
);
868 X509_STORE_free(store
);
870 X509_VERIFY_PARAM_free(vpm
);
881 OCSP_REQUEST_free(req
);
882 OCSP_RESPONSE_free(resp
);
883 OCSP_BASICRESP_free(bs
);
884 sk_OPENSSL_STRING_free(reqnames
);
885 sk_OCSP_CERTID_free(ids
);
886 sk_X509_pop_free(sign_other
, X509_free
);
887 sk_X509_pop_free(verify_other
, X509_free
);
888 sk_CONF_VALUE_pop_free(headers
, X509V3_conf_free
);
900 static int add_ocsp_cert(OCSP_REQUEST
**req
, X509
*cert
,
901 const EVP_MD
*cert_id_md
, X509
*issuer
,
902 STACK_OF(OCSP_CERTID
) *ids
)
906 BIO_printf(bio_err
, "No issuer certificate specified\n");
910 *req
= OCSP_REQUEST_new();
913 id
= OCSP_cert_to_id(cert_id_md
, cert
, issuer
);
914 if (!id
|| !sk_OCSP_CERTID_push(ids
, id
))
916 if (!OCSP_request_add0_id(*req
, id
))
921 BIO_printf(bio_err
, "Error Creating OCSP request\n");
925 static int add_ocsp_serial(OCSP_REQUEST
**req
, char *serial
,
926 const EVP_MD
*cert_id_md
, X509
*issuer
,
927 STACK_OF(OCSP_CERTID
) *ids
)
931 ASN1_BIT_STRING
*ikey
;
934 BIO_printf(bio_err
, "No issuer certificate specified\n");
938 *req
= OCSP_REQUEST_new();
941 iname
= X509_get_subject_name(issuer
);
942 ikey
= X509_get0_pubkey_bitstr(issuer
);
943 sno
= s2i_ASN1_INTEGER(NULL
, serial
);
945 BIO_printf(bio_err
, "Error converting serial number %s\n", serial
);
948 id
= OCSP_cert_id_new(cert_id_md
, iname
, ikey
, sno
);
949 ASN1_INTEGER_free(sno
);
950 if (!id
|| !sk_OCSP_CERTID_push(ids
, id
))
952 if (!OCSP_request_add0_id(*req
, id
))
957 BIO_printf(bio_err
, "Error Creating OCSP request\n");
961 static int print_ocsp_summary(BIO
*out
, OCSP_BASICRESP
*bs
, OCSP_REQUEST
*req
,
962 STACK_OF(OPENSSL_STRING
) *names
,
963 STACK_OF(OCSP_CERTID
) *ids
, long nsec
,
972 ASN1_GENERALIZEDTIME
*rev
, *thisupd
, *nextupd
;
974 if (!bs
|| !req
|| !sk_OPENSSL_STRING_num(names
)
975 || !sk_OCSP_CERTID_num(ids
))
978 for (i
= 0; i
< sk_OCSP_CERTID_num(ids
); i
++) {
979 id
= sk_OCSP_CERTID_value(ids
, i
);
980 name
= sk_OPENSSL_STRING_value(names
, i
);
981 BIO_printf(out
, "%s: ", name
);
983 if (!OCSP_resp_find_status(bs
, id
, &status
, &reason
,
984 &rev
, &thisupd
, &nextupd
)) {
985 BIO_puts(out
, "ERROR: No Status found.\n");
990 * Check validity: if invalid write to output BIO so we know which
991 * response this refers to.
993 if (!OCSP_check_validity(thisupd
, nextupd
, nsec
, maxage
)) {
994 BIO_puts(out
, "WARNING: Status times invalid.\n");
995 ERR_print_errors(out
);
997 BIO_printf(out
, "%s\n", OCSP_cert_status_str(status
));
999 BIO_puts(out
, "\tThis Update: ");
1000 ASN1_GENERALIZEDTIME_print(out
, thisupd
);
1001 BIO_puts(out
, "\n");
1004 BIO_puts(out
, "\tNext Update: ");
1005 ASN1_GENERALIZEDTIME_print(out
, nextupd
);
1006 BIO_puts(out
, "\n");
1009 if (status
!= V_OCSP_CERTSTATUS_REVOKED
)
1013 BIO_printf(out
, "\tReason: %s\n", OCSP_crl_reason_str(reason
));
1015 BIO_puts(out
, "\tRevocation Time: ");
1016 ASN1_GENERALIZEDTIME_print(out
, rev
);
1017 BIO_puts(out
, "\n");
1023 static int make_ocsp_response(OCSP_RESPONSE
**resp
, OCSP_REQUEST
*req
,
1024 CA_DB
*db
, X509
*ca
, X509
*rcert
,
1025 EVP_PKEY
*rkey
, const EVP_MD
*rmd
,
1026 STACK_OF(X509
) *rother
, unsigned long flags
,
1027 int nmin
, int ndays
, int badsig
)
1029 ASN1_TIME
*thisupd
= NULL
, *nextupd
= NULL
;
1030 OCSP_CERTID
*cid
, *ca_id
= NULL
;
1031 OCSP_BASICRESP
*bs
= NULL
;
1032 int i
, id_count
, ret
= 1;
1034 id_count
= OCSP_request_onereq_count(req
);
1036 if (id_count
<= 0) {
1038 OCSP_response_create(OCSP_RESPONSE_STATUS_MALFORMEDREQUEST
, NULL
);
1042 bs
= OCSP_BASICRESP_new();
1043 thisupd
= X509_gmtime_adj(NULL
, 0);
1045 nextupd
= X509_gmtime_adj(NULL
, nmin
* 60 + ndays
* 3600 * 24);
1047 /* Examine each certificate id in the request */
1048 for (i
= 0; i
< id_count
; i
++) {
1050 ASN1_INTEGER
*serial
;
1052 ASN1_OBJECT
*cert_id_md_oid
;
1053 const EVP_MD
*cert_id_md
;
1054 one
= OCSP_request_onereq_get0(req
, i
);
1055 cid
= OCSP_onereq_get0_id(one
);
1057 OCSP_id_get0_info(NULL
, &cert_id_md_oid
, NULL
, NULL
, cid
);
1059 cert_id_md
= EVP_get_digestbyobj(cert_id_md_oid
);
1061 *resp
= OCSP_response_create(OCSP_RESPONSE_STATUS_INTERNALERROR
,
1066 OCSP_CERTID_free(ca_id
);
1067 ca_id
= OCSP_cert_to_id(cert_id_md
, NULL
, ca
);
1069 /* Is this request about our CA? */
1070 if (OCSP_id_issuer_cmp(ca_id
, cid
)) {
1071 OCSP_basic_add1_status(bs
, cid
,
1072 V_OCSP_CERTSTATUS_UNKNOWN
,
1073 0, NULL
, thisupd
, nextupd
);
1076 OCSP_id_get0_info(NULL
, NULL
, NULL
, &serial
, cid
);
1077 inf
= lookup_serial(db
, serial
);
1079 OCSP_basic_add1_status(bs
, cid
,
1080 V_OCSP_CERTSTATUS_UNKNOWN
,
1081 0, NULL
, thisupd
, nextupd
);
1082 else if (inf
[DB_type
][0] == DB_TYPE_VAL
)
1083 OCSP_basic_add1_status(bs
, cid
,
1084 V_OCSP_CERTSTATUS_GOOD
,
1085 0, NULL
, thisupd
, nextupd
);
1086 else if (inf
[DB_type
][0] == DB_TYPE_REV
) {
1087 ASN1_OBJECT
*inst
= NULL
;
1088 ASN1_TIME
*revtm
= NULL
;
1089 ASN1_GENERALIZEDTIME
*invtm
= NULL
;
1090 OCSP_SINGLERESP
*single
;
1092 unpack_revinfo(&revtm
, &reason
, &inst
, &invtm
, inf
[DB_rev_date
]);
1093 single
= OCSP_basic_add1_status(bs
, cid
,
1094 V_OCSP_CERTSTATUS_REVOKED
,
1095 reason
, revtm
, thisupd
, nextupd
);
1097 OCSP_SINGLERESP_add1_ext_i2d(single
, NID_invalidity_date
,
1100 OCSP_SINGLERESP_add1_ext_i2d(single
,
1101 NID_hold_instruction_code
, inst
,
1103 ASN1_OBJECT_free(inst
);
1104 ASN1_TIME_free(revtm
);
1105 ASN1_GENERALIZEDTIME_free(invtm
);
1109 OCSP_copy_nonce(bs
, req
);
1111 OCSP_basic_sign(bs
, rcert
, rkey
, rmd
, rother
, flags
);
1114 ASN1_OCTET_STRING
*sig
= OCSP_resp_get0_signature(bs
);
1115 unsigned char *sigptr
;
1116 sigptr
= ASN1_STRING_data(sig
);
1117 sigptr
[ASN1_STRING_length(sig
) - 1] ^= 0x1;
1120 *resp
= OCSP_response_create(OCSP_RESPONSE_STATUS_SUCCESSFUL
, bs
);
1123 ASN1_TIME_free(thisupd
);
1124 ASN1_TIME_free(nextupd
);
1125 OCSP_CERTID_free(ca_id
);
1126 OCSP_BASICRESP_free(bs
);
1131 static char **lookup_serial(CA_DB
*db
, ASN1_INTEGER
*ser
)
1135 char *itmp
, *row
[DB_NUMBER
], **rrow
;
1136 for (i
= 0; i
< DB_NUMBER
; i
++)
1138 bn
= ASN1_INTEGER_to_BN(ser
, NULL
);
1139 OPENSSL_assert(bn
); /* FIXME: should report an error at this
1140 * point and abort */
1142 itmp
= BUF_strdup("00");
1144 itmp
= BN_bn2hex(bn
);
1145 row
[DB_serial
] = itmp
;
1147 rrow
= TXT_DB_get_by_index(db
->db
, DB_serial
, row
);
1152 /* Quick and dirty OCSP server: read in and parse input request */
1154 static BIO
*init_responder(const char *port
)
1156 BIO
*acbio
= NULL
, *bufbio
= NULL
;
1157 bufbio
= BIO_new(BIO_f_buffer());
1160 # ifndef OPENSSL_NO_SOCK
1161 acbio
= BIO_new_accept(port
);
1164 "Error setting up accept BIO - sockets not supported.\n");
1168 BIO_set_accept_bios(acbio
, bufbio
);
1171 if (BIO_do_accept(acbio
) <= 0) {
1172 BIO_printf(bio_err
, "Error setting up accept BIO\n");
1173 ERR_print_errors(bio_err
);
1180 BIO_free_all(acbio
);
1185 static int do_responder(OCSP_REQUEST
**preq
, BIO
**pcbio
, BIO
*acbio
,
1188 int have_post
= 0, len
;
1189 OCSP_REQUEST
*req
= NULL
;
1193 if (BIO_do_accept(acbio
) <= 0) {
1194 BIO_printf(bio_err
, "Error accepting connection\n");
1195 ERR_print_errors(bio_err
);
1199 cbio
= BIO_pop(acbio
);
1203 len
= BIO_gets(cbio
, inbuf
, sizeof inbuf
);
1206 /* Look for "POST" signalling start of query */
1208 if (strncmp(inbuf
, "POST", 4)) {
1209 BIO_printf(bio_err
, "Invalid request\n");
1214 /* Look for end of headers */
1215 if ((inbuf
[0] == '\r') || (inbuf
[0] == '\n'))
1219 /* Try to read OCSP request */
1221 req
= d2i_OCSP_REQUEST_bio(cbio
, NULL
);
1224 BIO_printf(bio_err
, "Error parsing OCSP request\n");
1225 ERR_print_errors(bio_err
);
1234 static int send_ocsp_response(BIO
*cbio
, OCSP_RESPONSE
*resp
)
1237 "HTTP/1.0 200 OK\r\nContent-type: application/ocsp-response\r\n"
1238 "Content-Length: %d\r\n\r\n";
1241 BIO_printf(cbio
, http_resp
, i2d_OCSP_RESPONSE(resp
, NULL
));
1242 i2d_OCSP_RESPONSE_bio(cbio
, resp
);
1243 (void)BIO_flush(cbio
);
1247 static OCSP_RESPONSE
*query_responder(BIO
*err
, BIO
*cbio
, const char *path
,
1248 const STACK_OF(CONF_VALUE
) *headers
,
1249 OCSP_REQUEST
*req
, int req_timeout
)
1254 OCSP_REQ_CTX
*ctx
= NULL
;
1255 OCSP_RESPONSE
*rsp
= NULL
;
1259 if (req_timeout
!= -1)
1260 BIO_set_nbio(cbio
, 1);
1262 rv
= BIO_do_connect(cbio
);
1264 if ((rv
<= 0) && ((req_timeout
== -1) || !BIO_should_retry(cbio
))) {
1265 BIO_puts(err
, "Error connecting BIO\n");
1269 if (BIO_get_fd(cbio
, &fd
) <= 0) {
1270 BIO_puts(err
, "Can't get connection fd\n");
1274 if (req_timeout
!= -1 && rv
<= 0) {
1276 openssl_fdset(fd
, &confds
);
1278 tv
.tv_sec
= req_timeout
;
1279 rv
= select(fd
+ 1, NULL
, (void *)&confds
, NULL
, &tv
);
1281 BIO_puts(err
, "Timeout on connect\n");
1286 ctx
= OCSP_sendreq_new(cbio
, path
, NULL
, -1);
1290 for (i
= 0; i
< sk_CONF_VALUE_num(headers
); i
++) {
1291 CONF_VALUE
*hdr
= sk_CONF_VALUE_value(headers
, i
);
1292 if (!OCSP_REQ_CTX_add1_header(ctx
, hdr
->name
, hdr
->value
))
1296 if (!OCSP_REQ_CTX_set1_req(ctx
, req
))
1300 rv
= OCSP_sendreq_nbio(&rsp
, ctx
);
1303 if (req_timeout
== -1)
1306 openssl_fdset(fd
, &confds
);
1308 tv
.tv_sec
= req_timeout
;
1309 if (BIO_should_read(cbio
))
1310 rv
= select(fd
+ 1, (void *)&confds
, NULL
, NULL
, &tv
);
1311 else if (BIO_should_write(cbio
))
1312 rv
= select(fd
+ 1, NULL
, (void *)&confds
, NULL
, &tv
);
1314 BIO_puts(err
, "Unexpected retry condition\n");
1318 BIO_puts(err
, "Timeout on request\n");
1322 BIO_puts(err
, "Select error\n");
1329 OCSP_REQ_CTX_free(ctx
);
1334 OCSP_RESPONSE
*process_responder(BIO
*err
, OCSP_REQUEST
*req
,
1335 const char *host
, const char *path
,
1336 const char *port
, int use_ssl
,
1337 const STACK_OF(CONF_VALUE
) *headers
,
1341 SSL_CTX
*ctx
= NULL
;
1342 OCSP_RESPONSE
*resp
= NULL
;
1343 cbio
= BIO_new_connect(host
);
1345 BIO_printf(err
, "Error creating connect BIO\n");
1349 BIO_set_conn_port(cbio
, port
);
1352 ctx
= SSL_CTX_new(SSLv23_client_method());
1354 BIO_printf(err
, "Error creating SSL context.\n");
1357 SSL_CTX_set_mode(ctx
, SSL_MODE_AUTO_RETRY
);
1358 sbio
= BIO_new_ssl(ctx
, 1);
1359 cbio
= BIO_push(sbio
, cbio
);
1361 resp
= query_responder(err
, cbio
, path
, headers
, req
, req_timeout
);
1363 BIO_printf(bio_err
, "Error querying OCSP responder\n");