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")) {
212 thost = tport = tpath = NULL;
215 if (!OCSP_parse_url(*args, &host, &port, &path, &use_ssl)) {
216 BIO_printf(bio_err, "Error parsing URL\n");
224 } else if (!strcmp(*args, "-host")) {
230 } else if (!strcmp(*args, "-port")) {
236 } else if (!strcmp(*args, "-header")) {
237 if (args[1] && args[2]) {
238 if (!X509V3_add_value(args[1], args[2], &headers))
243 } else if (!strcmp(*args, "-ignore_err"))
245 else if (!strcmp(*args, "-noverify"))
247 else if (!strcmp(*args, "-nonce"))
249 else if (!strcmp(*args, "-no_nonce"))
251 else if (!strcmp(*args, "-resp_no_certs"))
252 rflags |= OCSP_NOCERTS;
253 else if (!strcmp(*args, "-resp_key_id"))
254 rflags |= OCSP_RESPID_KEY;
255 else if (!strcmp(*args, "-no_certs"))
256 sign_flags |= OCSP_NOCERTS;
257 else if (!strcmp(*args, "-no_signature_verify"))
258 verify_flags |= OCSP_NOSIGS;
259 else if (!strcmp(*args, "-no_cert_verify"))
260 verify_flags |= OCSP_NOVERIFY;
261 else if (!strcmp(*args, "-no_chain"))
262 verify_flags |= OCSP_NOCHAIN;
263 else if (!strcmp(*args, "-no_cert_checks"))
264 verify_flags |= OCSP_NOCHECKS;
265 else if (!strcmp(*args, "-no_explicit"))
266 verify_flags |= OCSP_NOEXPLICIT;
267 else if (!strcmp(*args, "-trust_other"))
268 verify_flags |= OCSP_TRUSTOTHER;
269 else if (!strcmp(*args, "-no_intern"))
270 verify_flags |= OCSP_NOINTERN;
271 else if (!strcmp(*args, "-badsig"))
273 else if (!strcmp(*args, "-text")) {
276 } else if (!strcmp(*args, "-req_text"))
278 else if (!strcmp(*args, "-resp_text"))
280 else if (!strcmp(*args, "-reqin")) {
286 } else if (!strcmp(*args, "-respin")) {
292 } else if (!strcmp(*args, "-signer")) {
298 } else if (!strcmp(*args, "-VAfile")) {
301 verify_certfile = *args;
302 verify_flags |= OCSP_TRUSTOTHER;
305 } else if (!strcmp(*args, "-sign_other")) {
308 sign_certfile = *args;
311 } else if (!strcmp(*args, "-verify_other")) {
314 verify_certfile = *args;
317 } else if (!strcmp(*args, "-CAfile")) {
323 } else if (!strcmp(*args, "-CApath")) {
329 } else if (args_verify(&args, NULL, &badarg, bio_err, &vpm)) {
333 } else if (!strcmp(*args, "-validity_period")) {
339 "Illegal validity period %s\n", *args);
344 } else if (!strcmp(*args, "-status_age")) {
347 maxage = atol(*args);
349 BIO_printf(bio_err, "Illegal validity age %s\n", *args);
354 } else if (!strcmp(*args, "-signkey")) {
360 } else if (!strcmp(*args, "-reqout")) {
366 } else if (!strcmp(*args, "-respout")) {
372 } else if (!strcmp(*args, "-path")) {
378 } else if (!strcmp(*args, "-issuer")) {
382 issuer = load_cert(bio_err, *args, FORMAT_PEM,
383 NULL, e, "issuer certificate");
388 } else if (!strcmp(*args, "-cert")) {
392 cert = load_cert(bio_err, *args, FORMAT_PEM,
393 NULL, e, "certificate");
397 cert_id_md = EVP_sha1();
398 if (!add_ocsp_cert(&req, cert, cert_id_md, issuer, ids))
400 if (!sk_OPENSSL_STRING_push(reqnames, *args))
404 } else if (!strcmp(*args, "-serial")) {
408 cert_id_md = EVP_sha1();
409 if (!add_ocsp_serial(&req, *args, cert_id_md, issuer, ids))
411 if (!sk_OPENSSL_STRING_push(reqnames, *args))
415 } else if (!strcmp(*args, "-index")) {
418 ridx_filename = *args;
421 } else if (!strcmp(*args, "-CA")) {
424 rca_filename = *args;
427 } else if (!strcmp(*args, "-nmin")) {
432 BIO_printf(bio_err, "Illegal update period %s\n", *args);
440 } else if (!strcmp(*args, "-nrequest")) {
443 accept_count = atol(*args);
444 if (accept_count < 0) {
445 BIO_printf(bio_err, "Illegal accept count %s\n", *args);
450 } else if (!strcmp(*args, "-ndays")) {
455 BIO_printf(bio_err, "Illegal update period %s\n", *args);
460 } else if (!strcmp(*args, "-rsigner")) {
466 } else if (!strcmp(*args, "-rkey")) {
472 } else if (!strcmp(*args, "-rother")) {
478 } else if (!strcmp(*args, "-rmd")) {
481 rsign_md = EVP_get_digestbyname(*args);
486 } else if ((cert_id_md = EVP_get_digestbyname((*args) + 1)) == NULL) {
492 /* Have we anything to do? */
493 if (!req && !reqin && !respin && !(port && ridx_filename))
497 BIO_printf(bio_err, "OCSP utility\n");
498 BIO_printf(bio_err, "Usage ocsp [options]\n");
499 BIO_printf(bio_err, "where options are\n");
500 BIO_printf(bio_err, "-out file output filename\n");
501 BIO_printf(bio_err, "-issuer file issuer certificate\n");
502 BIO_printf(bio_err, "-cert file certificate to check\n");
503 BIO_printf(bio_err, "-serial n serial number to check\n");
505 "-signer file certificate to sign OCSP request with\n");
507 "-signkey file private key to sign OCSP request with\n");
509 "-sign_other file additional certificates to include in signed request\n");
511 "-no_certs don't include any certificates in signed request\n");
513 "-req_text print text form of request\n");
515 "-resp_text print text form of response\n");
517 "-text print text form of request and response\n");
519 "-reqout file write DER encoded OCSP request to \"file\"\n");
521 "-respout file write DER encoded OCSP reponse to \"file\"\n");
523 "-reqin file read DER encoded OCSP request from \"file\"\n");
525 "-respin file read DER encoded OCSP reponse from \"file\"\n");
527 "-nonce add OCSP nonce to request\n");
529 "-no_nonce don't add OCSP nonce to request\n");
530 BIO_printf(bio_err, "-url URL OCSP responder URL\n");
532 "-host host:n send OCSP request to host on port n\n");
534 "-path path to use in OCSP request\n");
536 "-CApath dir trusted certificates directory\n");
538 "-CAfile file trusted certificates file\n");
540 "-no_alt_chains only ever use the first certificate chain found\n");
542 "-VAfile file validator certificates file\n");
544 "-validity_period n maximum validity discrepancy in seconds\n");
546 "-status_age n maximum status age in seconds\n");
548 "-noverify don't verify response at all\n");
550 "-verify_other file additional certificates to search for signer\n");
552 "-trust_other don't verify additional certificates\n");
554 "-no_intern don't search certificates contained in response for signer\n");
556 "-no_signature_verify don't check signature on response\n");
558 "-no_cert_verify don't check signing certificate\n");
560 "-no_chain don't chain verify response\n");
562 "-no_cert_checks don't do additional checks on signing certificate\n");
564 "-port num port to run responder on\n");
566 "-index file certificate status index file\n");
567 BIO_printf(bio_err, "-CA file CA certificate\n");
569 "-rsigner file responder certificate to sign responses with\n");
571 "-rkey file responder key to sign responses with\n");
573 "-rother file other certificates to include in response\n");
575 "-resp_no_certs don't include any certificates in response\n");
577 "-nmin n number of minutes before next update\n");
579 "-ndays n number of days before next update\n");
581 "-resp_key_id identify reponse by signing certificate key ID\n");
583 "-nrequest n number of requests to accept (default unlimited)\n");
585 "-<dgst alg> use specified digest in the request\n");
587 "-timeout n timeout connection to OCSP responder after n seconds\n");
592 out = BIO_new_file(outfile, "w");
594 out = BIO_new_fp(stdout, BIO_NOCLOSE);
597 BIO_printf(bio_err, "Error opening output file\n");
601 if (!req && (add_nonce != 2))
605 if (!strcmp(reqin, "-"))
606 derbio = BIO_new_fp(stdin, BIO_NOCLOSE);
608 derbio = BIO_new_file(reqin, "rb");
610 BIO_printf(bio_err, "Error Opening OCSP request file\n");
613 req = d2i_OCSP_REQUEST_bio(derbio, NULL);
616 BIO_printf(bio_err, "Error reading OCSP request\n");
622 acbio = init_responder(port);
627 if (rsignfile && !rdb) {
629 rkeyfile = rsignfile;
630 rsigner = load_cert(bio_err, rsignfile, FORMAT_PEM,
631 NULL, e, "responder certificate");
633 BIO_printf(bio_err, "Error loading responder certificate\n");
636 rca_cert = load_cert(bio_err, rca_filename, FORMAT_PEM,
637 NULL, e, "CA certificate");
639 rother = load_certs(bio_err, rcertfile, FORMAT_PEM,
640 NULL, e, "responder other certificates");
644 rkey = load_key(bio_err, rkeyfile, FORMAT_PEM, 0, NULL, NULL,
645 "responder private key");
650 BIO_printf(bio_err, "Waiting for OCSP client connections...\n");
655 if (!do_responder(&req, &cbio, acbio, port))
659 OCSP_response_create(OCSP_RESPONSE_STATUS_MALFORMEDREQUEST,
661 send_ocsp_response(cbio, resp);
666 if (!req && (signfile || reqout || host || add_nonce || ridx_filename)) {
667 BIO_printf(bio_err, "Need an OCSP request for this operation!\n");
671 if (req && add_nonce)
672 OCSP_request_add1_nonce(req, NULL, -1);
677 signer = load_cert(bio_err, signfile, FORMAT_PEM,
678 NULL, e, "signer certificate");
680 BIO_printf(bio_err, "Error loading signer certificate\n");
684 sign_other = load_certs(bio_err, sign_certfile, FORMAT_PEM,
685 NULL, e, "signer certificates");
689 key = load_key(bio_err, keyfile, FORMAT_PEM, 0, NULL, NULL,
690 "signer private key");
694 if (!OCSP_request_sign
695 (req, signer, key, NULL, sign_other, sign_flags)) {
696 BIO_printf(bio_err, "Error signing OCSP request\n");
702 OCSP_REQUEST_print(out, req, 0);
705 if (!strcmp(reqout, "-"))
706 derbio = BIO_new_fp(stdout, BIO_NOCLOSE);
708 derbio = BIO_new_file(reqout, "wb");
710 BIO_printf(bio_err, "Error opening file %s\n", reqout);
713 i2d_OCSP_REQUEST_bio(derbio, req);
717 if (ridx_filename && (!rkey || !rsigner || !rca_cert)) {
719 "Need a responder certificate, key and CA for this operation!\n");
723 if (ridx_filename && !rdb) {
724 rdb = load_index(ridx_filename, NULL);
727 if (!index_index(rdb))
732 i = make_ocsp_response(&resp, req, rdb, rca_cert, rsigner, rkey,
733 rsign_md, rother, rflags, nmin, ndays, badsig);
735 send_ocsp_response(cbio, resp);
737 # ifndef OPENSSL_NO_SOCK
738 resp = process_responder(bio_err, req, host, path,
739 port, use_ssl, headers, req_timeout);
744 "Error creating connect BIO - sockets not supported.\n");
748 if (!strcmp(respin, "-"))
749 derbio = BIO_new_fp(stdin, BIO_NOCLOSE);
751 derbio = BIO_new_file(respin, "rb");
753 BIO_printf(bio_err, "Error Opening OCSP response file\n");
756 resp = d2i_OCSP_RESPONSE_bio(derbio, NULL);
759 BIO_printf(bio_err, "Error reading OCSP response\n");
771 if (!strcmp(respout, "-"))
772 derbio = BIO_new_fp(stdout, BIO_NOCLOSE);
774 derbio = BIO_new_file(respout, "wb");
776 BIO_printf(bio_err, "Error opening file %s\n", respout);
779 i2d_OCSP_RESPONSE_bio(derbio, resp);
783 i = OCSP_response_status(resp);
785 if (i != OCSP_RESPONSE_STATUS_SUCCESSFUL) {
786 BIO_printf(out, "Responder Error: %s (%d)\n",
787 OCSP_response_status_str(i), i);
795 OCSP_RESPONSE_print(out, resp, 0);
797 /* If running as responder don't verify our own response */
799 if (accept_count > 0)
801 /* Redo if more connections needed */
805 OCSP_REQUEST_free(req);
807 OCSP_RESPONSE_free(resp);
813 } else if (ridx_filename) {
819 store = setup_verify(bio_err, CAfile, CApath);
823 X509_STORE_set1_param(store, vpm);
824 if (verify_certfile) {
825 verify_other = load_certs(bio_err, verify_certfile, FORMAT_PEM,
826 NULL, e, "validator certificate");
831 bs = OCSP_response_get1_basic(resp);
834 BIO_printf(bio_err, "Error parsing response\n");
841 if (req && ((i = OCSP_check_nonce(req, bs)) <= 0)) {
843 BIO_printf(bio_err, "WARNING: no nonce in response\n");
845 BIO_printf(bio_err, "Nonce Verify error\n");
851 i = OCSP_basic_verify(bs, verify_other, store, verify_flags);
853 BIO_printf(bio_err, "Response Verify Failure\n");
854 ERR_print_errors(bio_err);
857 BIO_printf(bio_err, "Response verify OK\n");
861 if (!print_ocsp_summary(out, bs, req, reqnames, ids, nsec, maxage))
865 ERR_print_errors(bio_err);
867 X509_STORE_free(store);
869 X509_VERIFY_PARAM_free(vpm);
880 OCSP_REQUEST_free(req);
881 OCSP_RESPONSE_free(resp);
882 OCSP_BASICRESP_free(bs);
883 sk_OPENSSL_STRING_free(reqnames);
884 sk_OCSP_CERTID_free(ids);
885 sk_X509_pop_free(sign_other, X509_free);
886 sk_X509_pop_free(verify_other, X509_free);
887 sk_CONF_VALUE_pop_free(headers, X509V3_conf_free);
899 static int add_ocsp_cert(OCSP_REQUEST **req, X509 *cert,
900 const EVP_MD *cert_id_md, X509 *issuer,
901 STACK_OF(OCSP_CERTID) *ids)
905 BIO_printf(bio_err, "No issuer certificate specified\n");
909 *req = OCSP_REQUEST_new();
912 id = OCSP_cert_to_id(cert_id_md, cert, issuer);
913 if (!id || !sk_OCSP_CERTID_push(ids, id))
915 if (!OCSP_request_add0_id(*req, id))
920 BIO_printf(bio_err, "Error Creating OCSP request\n");
924 static int add_ocsp_serial(OCSP_REQUEST **req, char *serial,
925 const EVP_MD *cert_id_md, X509 *issuer,
926 STACK_OF(OCSP_CERTID) *ids)
930 ASN1_BIT_STRING *ikey;
933 BIO_printf(bio_err, "No issuer certificate specified\n");
937 *req = OCSP_REQUEST_new();
940 iname = X509_get_subject_name(issuer);
941 ikey = X509_get0_pubkey_bitstr(issuer);
942 sno = s2i_ASN1_INTEGER(NULL, serial);
944 BIO_printf(bio_err, "Error converting serial number %s\n", serial);
947 id = OCSP_cert_id_new(cert_id_md, iname, ikey, sno);
948 ASN1_INTEGER_free(sno);
949 if (!id || !sk_OCSP_CERTID_push(ids, id))
951 if (!OCSP_request_add0_id(*req, id))
956 BIO_printf(bio_err, "Error Creating OCSP request\n");
960 static int print_ocsp_summary(BIO *out, OCSP_BASICRESP *bs, OCSP_REQUEST *req,
961 STACK_OF(OPENSSL_STRING) *names,
962 STACK_OF(OCSP_CERTID) *ids, long nsec,
971 ASN1_GENERALIZEDTIME *rev, *thisupd, *nextupd;
973 if (!bs || !req || !sk_OPENSSL_STRING_num(names)
974 || !sk_OCSP_CERTID_num(ids))
977 for (i = 0; i < sk_OCSP_CERTID_num(ids); i++) {
978 id = sk_OCSP_CERTID_value(ids, i);
979 name = sk_OPENSSL_STRING_value(names, i);
980 BIO_printf(out, "%s: ", name);
982 if (!OCSP_resp_find_status(bs, id, &status, &reason,
983 &rev, &thisupd, &nextupd)) {
984 BIO_puts(out, "ERROR: No Status found.\n");
989 * Check validity: if invalid write to output BIO so we know which
990 * response this refers to.
992 if (!OCSP_check_validity(thisupd, nextupd, nsec, maxage)) {
993 BIO_puts(out, "WARNING: Status times invalid.\n");
994 ERR_print_errors(out);
996 BIO_printf(out, "%s\n", OCSP_cert_status_str(status));
998 BIO_puts(out, "\tThis Update: ");
999 ASN1_GENERALIZEDTIME_print(out, thisupd);
1000 BIO_puts(out, "\n");
1003 BIO_puts(out, "\tNext Update: ");
1004 ASN1_GENERALIZEDTIME_print(out, nextupd);
1005 BIO_puts(out, "\n");
1008 if (status != V_OCSP_CERTSTATUS_REVOKED)
1012 BIO_printf(out, "\tReason: %s\n", OCSP_crl_reason_str(reason));
1014 BIO_puts(out, "\tRevocation Time: ");
1015 ASN1_GENERALIZEDTIME_print(out, rev);
1016 BIO_puts(out, "\n");
1022 static int make_ocsp_response(OCSP_RESPONSE **resp, OCSP_REQUEST *req,
1023 CA_DB *db, X509 *ca, X509 *rcert,
1024 EVP_PKEY *rkey, const EVP_MD *rmd,
1025 STACK_OF(X509) *rother, unsigned long flags,
1026 int nmin, int ndays, int badsig)
1028 ASN1_TIME *thisupd = NULL, *nextupd = NULL;
1029 OCSP_CERTID *cid, *ca_id = NULL;
1030 OCSP_BASICRESP *bs = NULL;
1031 int i, id_count, ret = 1;
1033 id_count = OCSP_request_onereq_count(req);
1035 if (id_count <= 0) {
1037 OCSP_response_create(OCSP_RESPONSE_STATUS_MALFORMEDREQUEST, NULL);
1041 bs = OCSP_BASICRESP_new();
1042 thisupd = X509_gmtime_adj(NULL, 0);
1044 nextupd = X509_time_adj_ex(NULL, ndays, nmin * 60, NULL);
1046 /* Examine each certificate id in the request */
1047 for (i = 0; i < id_count; i++) {
1049 ASN1_INTEGER *serial;
1051 ASN1_OBJECT *cert_id_md_oid;
1052 const EVP_MD *cert_id_md;
1053 one = OCSP_request_onereq_get0(req, i);
1054 cid = OCSP_onereq_get0_id(one);
1056 OCSP_id_get0_info(NULL, &cert_id_md_oid, NULL, NULL, cid);
1058 cert_id_md = EVP_get_digestbyobj(cert_id_md_oid);
1060 *resp = OCSP_response_create(OCSP_RESPONSE_STATUS_INTERNALERROR,
1065 OCSP_CERTID_free(ca_id);
1066 ca_id = OCSP_cert_to_id(cert_id_md, NULL, ca);
1068 /* Is this request about our CA? */
1069 if (OCSP_id_issuer_cmp(ca_id, cid)) {
1070 OCSP_basic_add1_status(bs, cid,
1071 V_OCSP_CERTSTATUS_UNKNOWN,
1072 0, NULL, thisupd, nextupd);
1075 OCSP_id_get0_info(NULL, NULL, NULL, &serial, cid);
1076 inf = lookup_serial(db, serial);
1078 OCSP_basic_add1_status(bs, cid,
1079 V_OCSP_CERTSTATUS_UNKNOWN,
1080 0, NULL, thisupd, nextupd);
1081 else if (inf[DB_type][0] == DB_TYPE_VAL)
1082 OCSP_basic_add1_status(bs, cid,
1083 V_OCSP_CERTSTATUS_GOOD,
1084 0, NULL, thisupd, nextupd);
1085 else if (inf[DB_type][0] == DB_TYPE_REV) {
1086 ASN1_OBJECT *inst = NULL;
1087 ASN1_TIME *revtm = NULL;
1088 ASN1_GENERALIZEDTIME *invtm = NULL;
1089 OCSP_SINGLERESP *single;
1091 unpack_revinfo(&revtm, &reason, &inst, &invtm, inf[DB_rev_date]);
1092 single = OCSP_basic_add1_status(bs, cid,
1093 V_OCSP_CERTSTATUS_REVOKED,
1094 reason, revtm, thisupd, nextupd);
1096 OCSP_SINGLERESP_add1_ext_i2d(single, NID_invalidity_date,
1099 OCSP_SINGLERESP_add1_ext_i2d(single,
1100 NID_hold_instruction_code, inst,
1102 ASN1_OBJECT_free(inst);
1103 ASN1_TIME_free(revtm);
1104 ASN1_GENERALIZEDTIME_free(invtm);
1108 OCSP_copy_nonce(bs, req);
1110 OCSP_basic_sign(bs, rcert, rkey, rmd, rother, flags);
1113 bs->signature->data[bs->signature->length - 1] ^= 0x1;
1115 *resp = OCSP_response_create(OCSP_RESPONSE_STATUS_SUCCESSFUL, bs);
1118 ASN1_TIME_free(thisupd);
1119 ASN1_TIME_free(nextupd);
1120 OCSP_CERTID_free(ca_id);
1121 OCSP_BASICRESP_free(bs);
1126 static char **lookup_serial(CA_DB *db, ASN1_INTEGER *ser)
1130 char *itmp, *row[DB_NUMBER], **rrow;
1131 for (i = 0; i < DB_NUMBER; i++)
1133 bn = ASN1_INTEGER_to_BN(ser, NULL);
1134 OPENSSL_assert(bn); /* FIXME: should report an error at this
1135 * point and abort */
1137 itmp = BUF_strdup("00");
1139 itmp = BN_bn2hex(bn);
1140 row[DB_serial] = itmp;
1142 rrow = TXT_DB_get_by_index(db->db, DB_serial, row);
1147 /* Quick and dirty OCSP server: read in and parse input request */
1149 static BIO *init_responder(const char *port)
1151 BIO *acbio = NULL, *bufbio = NULL;
1152 bufbio = BIO_new(BIO_f_buffer());
1155 # ifndef OPENSSL_NO_SOCK
1156 acbio = BIO_new_accept(port);
1159 "Error setting up accept BIO - sockets not supported.\n");
1163 BIO_set_accept_bios(acbio, bufbio);
1166 if (BIO_do_accept(acbio) <= 0) {
1167 BIO_printf(bio_err, "Error setting up accept BIO\n");
1168 ERR_print_errors(bio_err);
1175 BIO_free_all(acbio);
1180 static int do_responder(OCSP_REQUEST **preq, BIO **pcbio, BIO *acbio,
1183 int have_post = 0, len;
1184 OCSP_REQUEST *req = NULL;
1188 if (BIO_do_accept(acbio) <= 0) {
1189 BIO_printf(bio_err, "Error accepting connection\n");
1190 ERR_print_errors(bio_err);
1194 cbio = BIO_pop(acbio);
1198 len = BIO_gets(cbio, inbuf, sizeof inbuf);
1201 /* Look for "POST" signalling start of query */
1203 if (strncmp(inbuf, "POST", 4)) {
1204 BIO_printf(bio_err, "Invalid request\n");
1209 /* Look for end of headers */
1210 if ((inbuf[0] == '\r') || (inbuf[0] == '\n'))
1214 /* Try to read OCSP request */
1216 req = d2i_OCSP_REQUEST_bio(cbio, NULL);
1219 BIO_printf(bio_err, "Error parsing OCSP request\n");
1220 ERR_print_errors(bio_err);
1229 static int send_ocsp_response(BIO *cbio, OCSP_RESPONSE *resp)
1232 "HTTP/1.0 200 OK\r\nContent-type: application/ocsp-response\r\n"
1233 "Content-Length: %d\r\n\r\n";
1236 BIO_printf(cbio, http_resp, i2d_OCSP_RESPONSE(resp, NULL));
1237 i2d_OCSP_RESPONSE_bio(cbio, resp);
1238 (void)BIO_flush(cbio);
1242 static OCSP_RESPONSE *query_responder(BIO *err, BIO *cbio, const char *path,
1243 const STACK_OF(CONF_VALUE) *headers,
1244 OCSP_REQUEST *req, int req_timeout)
1249 OCSP_REQ_CTX *ctx = NULL;
1250 OCSP_RESPONSE *rsp = NULL;
1254 if (req_timeout != -1)
1255 BIO_set_nbio(cbio, 1);
1257 rv = BIO_do_connect(cbio);
1259 if ((rv <= 0) && ((req_timeout == -1) || !BIO_should_retry(cbio))) {
1260 BIO_puts(err, "Error connecting BIO\n");
1264 if (BIO_get_fd(cbio, &fd) < 0) {
1265 BIO_puts(bio_err, "Can't get connection fd\n");
1269 if (req_timeout != -1 && rv <= 0) {
1271 openssl_fdset(fd, &confds);
1273 tv.tv_sec = req_timeout;
1274 rv = select(fd + 1, NULL, (void *)&confds, NULL, &tv);
1276 BIO_puts(err, "Timeout on connect\n");
1281 ctx = OCSP_sendreq_new(cbio, path, NULL, -1);
1285 for (i = 0; i < sk_CONF_VALUE_num(headers); i++) {
1286 CONF_VALUE *hdr = sk_CONF_VALUE_value(headers, i);
1287 if (!OCSP_REQ_CTX_add1_header(ctx, hdr->name, hdr->value))
1291 if (!OCSP_REQ_CTX_set1_req(ctx, req))
1295 rv = OCSP_sendreq_nbio(&rsp, ctx);
1298 if (req_timeout == -1)
1301 openssl_fdset(fd, &confds);
1303 tv.tv_sec = req_timeout;
1304 if (BIO_should_read(cbio))
1305 rv = select(fd + 1, (void *)&confds, NULL, NULL, &tv);
1306 else if (BIO_should_write(cbio))
1307 rv = select(fd + 1, NULL, (void *)&confds, NULL, &tv);
1309 BIO_puts(err, "Unexpected retry condition\n");
1313 BIO_puts(err, "Timeout on request\n");
1317 BIO_puts(err, "Select error\n");
1324 OCSP_REQ_CTX_free(ctx);
1329 OCSP_RESPONSE *process_responder(BIO *err, OCSP_REQUEST *req,
1330 const char *host, const char *path,
1331 const char *port, int use_ssl,
1332 const STACK_OF(CONF_VALUE) *headers,
1336 SSL_CTX *ctx = NULL;
1337 OCSP_RESPONSE *resp = NULL;
1338 cbio = BIO_new_connect(host);
1340 BIO_printf(err, "Error creating connect BIO\n");
1344 BIO_set_conn_port(cbio, port);
1347 ctx = SSL_CTX_new(SSLv23_client_method());
1349 BIO_printf(err, "Error creating SSL context.\n");
1352 SSL_CTX_set_mode(ctx, SSL_MODE_AUTO_RETRY);
1353 sbio = BIO_new_ssl(ctx, 1);
1354 cbio = BIO_push(sbio, cbio);
1356 resp = query_responder(err, cbio, path, headers, req, req_timeout);
1358 BIO_printf(bio_err, "Error querying OCSP responder\n");