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, STACK_OF(X509) *rother,
114 unsigned long flags, int nmin, int ndays);
116 static char **lookup_serial(CA_DB *db, ASN1_INTEGER *ser);
117 static BIO *init_responder(char *port);
118 static int do_responder(OCSP_REQUEST **preq, BIO **pcbio, BIO *acbio,
120 static int send_ocsp_response(BIO *cbio, OCSP_RESPONSE *resp);
121 static OCSP_RESPONSE *query_responder(BIO *err, BIO *cbio, char *path,
122 STACK_OF(CONF_VALUE) *headers,
123 OCSP_REQUEST *req, int req_timeout);
126 # define PROG ocsp_main
128 int MAIN(int, char **);
130 int MAIN(int argc, char **argv)
134 char *host = NULL, *port = NULL, *path = "/";
135 char *thost = NULL, *tport = NULL, *tpath = NULL;
136 char *reqin = NULL, *respin = NULL;
137 char *reqout = NULL, *respout = NULL;
138 char *signfile = NULL, *keyfile = NULL;
139 char *rsignfile = NULL, *rkeyfile = NULL;
140 char *outfile = NULL;
141 int add_nonce = 1, noverify = 0, use_ssl = -1;
142 STACK_OF(CONF_VALUE) *headers = NULL;
143 OCSP_REQUEST *req = NULL;
144 OCSP_RESPONSE *resp = NULL;
145 OCSP_BASICRESP *bs = NULL;
146 X509 *issuer = NULL, *cert = NULL;
147 X509 *signer = NULL, *rsigner = NULL;
148 EVP_PKEY *key = NULL, *rkey = NULL;
149 BIO *acbio = NULL, *cbio = NULL;
152 int req_timeout = -1;
153 int req_text = 0, resp_text = 0;
154 long nsec = MAX_VALIDITY_PERIOD, maxage = -1;
155 char *CAfile = NULL, *CApath = NULL;
156 X509_STORE *store = NULL;
157 STACK_OF(X509) *sign_other = NULL, *verify_other = NULL, *rother = NULL;
158 char *sign_certfile = NULL, *verify_certfile = NULL, *rcertfile = NULL;
159 unsigned long sign_flags = 0, verify_flags = 0, rflags = 0;
161 int accept_count = -1;
165 STACK_OF(OPENSSL_STRING) *reqnames = NULL;
166 STACK_OF(OCSP_CERTID) *ids = NULL;
168 X509 *rca_cert = NULL;
169 char *ridx_filename = NULL;
170 char *rca_filename = NULL;
172 int nmin = 0, ndays = -1;
173 const EVP_MD *cert_id_md = NULL;
176 bio_err = BIO_new_fp(stderr, BIO_NOCLOSE);
178 if (!load_config(bio_err, NULL))
180 SSL_load_error_strings();
181 OpenSSL_add_ssl_algorithms();
183 reqnames = sk_OPENSSL_STRING_new_null();
184 ids = sk_OCSP_CERTID_new_null();
185 while (!badarg && *args && *args[0] == '-') {
186 if (!strcmp(*args, "-out")) {
192 } else if (!strcmp(*args, "-timeout")) {
195 req_timeout = atol(*args);
196 if (req_timeout < 0) {
197 BIO_printf(bio_err, "Illegal timeout value %s\n", *args);
202 } else if (!strcmp(*args, "-url")) {
211 if (!OCSP_parse_url(*args, &host, &port, &path, &use_ssl)) {
212 BIO_printf(bio_err, "Error parsing URL\n");
220 } else if (!strcmp(*args, "-host")) {
226 } else if (!strcmp(*args, "-port")) {
232 } else if (!strcmp(*args, "-header")) {
233 if (args[1] && args[2]) {
234 if (!X509V3_add_value(args[1], args[2], &headers))
239 } else if (!strcmp(*args, "-ignore_err"))
241 else if (!strcmp(*args, "-noverify"))
243 else if (!strcmp(*args, "-nonce"))
245 else if (!strcmp(*args, "-no_nonce"))
247 else if (!strcmp(*args, "-resp_no_certs"))
248 rflags |= OCSP_NOCERTS;
249 else if (!strcmp(*args, "-resp_key_id"))
250 rflags |= OCSP_RESPID_KEY;
251 else if (!strcmp(*args, "-no_certs"))
252 sign_flags |= OCSP_NOCERTS;
253 else if (!strcmp(*args, "-no_signature_verify"))
254 verify_flags |= OCSP_NOSIGS;
255 else if (!strcmp(*args, "-no_cert_verify"))
256 verify_flags |= OCSP_NOVERIFY;
257 else if (!strcmp(*args, "-no_chain"))
258 verify_flags |= OCSP_NOCHAIN;
259 else if (!strcmp(*args, "-no_cert_checks"))
260 verify_flags |= OCSP_NOCHECKS;
261 else if (!strcmp(*args, "-no_explicit"))
262 verify_flags |= OCSP_NOEXPLICIT;
263 else if (!strcmp(*args, "-trust_other"))
264 verify_flags |= OCSP_TRUSTOTHER;
265 else if (!strcmp(*args, "-no_intern"))
266 verify_flags |= OCSP_NOINTERN;
267 else if (!strcmp(*args, "-text")) {
270 } else if (!strcmp(*args, "-req_text"))
272 else if (!strcmp(*args, "-resp_text"))
274 else if (!strcmp(*args, "-reqin")) {
280 } else if (!strcmp(*args, "-respin")) {
286 } else if (!strcmp(*args, "-signer")) {
292 } else if (!strcmp(*args, "-VAfile")) {
295 verify_certfile = *args;
296 verify_flags |= OCSP_TRUSTOTHER;
299 } else if (!strcmp(*args, "-sign_other")) {
302 sign_certfile = *args;
305 } else if (!strcmp(*args, "-verify_other")) {
308 verify_certfile = *args;
311 } else if (!strcmp(*args, "-CAfile")) {
317 } else if (!strcmp(*args, "-CApath")) {
323 } else if (!strcmp(*args, "-validity_period")) {
329 "Illegal validity period %s\n", *args);
334 } else if (!strcmp(*args, "-status_age")) {
337 maxage = atol(*args);
339 BIO_printf(bio_err, "Illegal validity age %s\n", *args);
344 } else if (!strcmp(*args, "-signkey")) {
350 } else if (!strcmp(*args, "-reqout")) {
356 } else if (!strcmp(*args, "-respout")) {
362 } else if (!strcmp(*args, "-path")) {
368 } else if (!strcmp(*args, "-issuer")) {
372 issuer = load_cert(bio_err, *args, FORMAT_PEM,
373 NULL, e, "issuer certificate");
378 } else if (!strcmp(*args, "-cert")) {
382 cert = load_cert(bio_err, *args, FORMAT_PEM,
383 NULL, e, "certificate");
387 cert_id_md = EVP_sha1();
388 if (!add_ocsp_cert(&req, cert, cert_id_md, issuer, ids))
390 if (!sk_OPENSSL_STRING_push(reqnames, *args))
394 } else if (!strcmp(*args, "-serial")) {
398 cert_id_md = EVP_sha1();
399 if (!add_ocsp_serial(&req, *args, cert_id_md, issuer, ids))
401 if (!sk_OPENSSL_STRING_push(reqnames, *args))
405 } else if (!strcmp(*args, "-index")) {
408 ridx_filename = *args;
411 } else if (!strcmp(*args, "-CA")) {
414 rca_filename = *args;
417 } else if (!strcmp(*args, "-nmin")) {
422 BIO_printf(bio_err, "Illegal update period %s\n", *args);
430 } else if (!strcmp(*args, "-nrequest")) {
433 accept_count = atol(*args);
434 if (accept_count < 0) {
435 BIO_printf(bio_err, "Illegal accept count %s\n", *args);
440 } else if (!strcmp(*args, "-ndays")) {
445 BIO_printf(bio_err, "Illegal update period %s\n", *args);
450 } else if (!strcmp(*args, "-rsigner")) {
456 } else if (!strcmp(*args, "-rkey")) {
462 } else if (!strcmp(*args, "-rother")) {
468 } else if ((cert_id_md = EVP_get_digestbyname((*args) + 1)) == NULL) {
474 /* Have we anything to do? */
475 if (!req && !reqin && !respin && !(port && ridx_filename))
479 BIO_printf(bio_err, "OCSP utility\n");
480 BIO_printf(bio_err, "Usage ocsp [options]\n");
481 BIO_printf(bio_err, "where options are\n");
482 BIO_printf(bio_err, "-out file output filename\n");
483 BIO_printf(bio_err, "-issuer file issuer certificate\n");
484 BIO_printf(bio_err, "-cert file certificate to check\n");
485 BIO_printf(bio_err, "-serial n serial number to check\n");
487 "-signer file certificate to sign OCSP request with\n");
489 "-signkey file private key to sign OCSP request with\n");
491 "-sign_other file additional certificates to include in signed request\n");
493 "-no_certs don't include any certificates in signed request\n");
495 "-req_text print text form of request\n");
497 "-resp_text print text form of response\n");
499 "-text print text form of request and response\n");
501 "-reqout file write DER encoded OCSP request to \"file\"\n");
503 "-respout file write DER encoded OCSP reponse to \"file\"\n");
505 "-reqin file read DER encoded OCSP request from \"file\"\n");
507 "-respin file read DER encoded OCSP reponse from \"file\"\n");
509 "-nonce add OCSP nonce to request\n");
511 "-no_nonce don't add OCSP nonce to request\n");
512 BIO_printf(bio_err, "-url URL OCSP responder URL\n");
514 "-host host:n send OCSP request to host on port n\n");
516 "-path path to use in OCSP request\n");
518 "-CApath dir trusted certificates directory\n");
520 "-CAfile file trusted certificates file\n");
522 "-VAfile file validator certificates file\n");
524 "-validity_period n maximum validity discrepancy in seconds\n");
526 "-status_age n maximum status age in seconds\n");
528 "-noverify don't verify response at all\n");
530 "-verify_other file additional certificates to search for signer\n");
532 "-trust_other don't verify additional certificates\n");
534 "-no_intern don't search certificates contained in response for signer\n");
536 "-no_signature_verify don't check signature on response\n");
538 "-no_cert_verify don't check signing certificate\n");
540 "-no_chain don't chain verify response\n");
542 "-no_cert_checks don't do additional checks on signing certificate\n");
544 "-port num port to run responder on\n");
546 "-index file certificate status index file\n");
547 BIO_printf(bio_err, "-CA file CA certificate\n");
549 "-rsigner file responder certificate to sign responses with\n");
551 "-rkey file responder key to sign responses with\n");
553 "-rother file other certificates to include in response\n");
555 "-resp_no_certs don't include any certificates in response\n");
557 "-nmin n number of minutes before next update\n");
559 "-ndays n number of days before next update\n");
561 "-resp_key_id identify reponse by signing certificate key ID\n");
563 "-nrequest n number of requests to accept (default unlimited)\n");
565 "-<dgst alg> use specified digest in the request\n");
567 "-timeout n timeout connection to OCSP responder after n seconds\n");
572 out = BIO_new_file(outfile, "w");
574 out = BIO_new_fp(stdout, BIO_NOCLOSE);
577 BIO_printf(bio_err, "Error opening output file\n");
581 if (!req && (add_nonce != 2))
585 derbio = BIO_new_file(reqin, "rb");
587 BIO_printf(bio_err, "Error Opening OCSP request file\n");
590 req = d2i_OCSP_REQUEST_bio(derbio, NULL);
593 BIO_printf(bio_err, "Error reading OCSP request\n");
599 acbio = init_responder(port);
604 if (rsignfile && !rdb) {
606 rkeyfile = rsignfile;
607 rsigner = load_cert(bio_err, rsignfile, FORMAT_PEM,
608 NULL, e, "responder certificate");
610 BIO_printf(bio_err, "Error loading responder certificate\n");
613 rca_cert = load_cert(bio_err, rca_filename, FORMAT_PEM,
614 NULL, e, "CA certificate");
616 rother = load_certs(bio_err, rcertfile, FORMAT_PEM,
617 NULL, e, "responder other certificates");
621 rkey = load_key(bio_err, rkeyfile, FORMAT_PEM, 0, NULL, NULL,
622 "responder private key");
627 BIO_printf(bio_err, "Waiting for OCSP client connections...\n");
632 if (!do_responder(&req, &cbio, acbio, port))
636 OCSP_response_create(OCSP_RESPONSE_STATUS_MALFORMEDREQUEST,
638 send_ocsp_response(cbio, resp);
643 if (!req && (signfile || reqout || host || add_nonce || ridx_filename)) {
644 BIO_printf(bio_err, "Need an OCSP request for this operation!\n");
648 if (req && add_nonce)
649 OCSP_request_add1_nonce(req, NULL, -1);
654 signer = load_cert(bio_err, signfile, FORMAT_PEM,
655 NULL, e, "signer certificate");
657 BIO_printf(bio_err, "Error loading signer certificate\n");
661 sign_other = load_certs(bio_err, sign_certfile, FORMAT_PEM,
662 NULL, e, "signer certificates");
666 key = load_key(bio_err, keyfile, FORMAT_PEM, 0, NULL, NULL,
667 "signer private key");
671 if (!OCSP_request_sign
672 (req, signer, key, NULL, sign_other, sign_flags)) {
673 BIO_printf(bio_err, "Error signing OCSP request\n");
679 OCSP_REQUEST_print(out, req, 0);
682 derbio = BIO_new_file(reqout, "wb");
684 BIO_printf(bio_err, "Error opening file %s\n", reqout);
687 i2d_OCSP_REQUEST_bio(derbio, req);
691 if (ridx_filename && (!rkey || !rsigner || !rca_cert)) {
693 "Need a responder certificate, key and CA for this operation!\n");
697 if (ridx_filename && !rdb) {
698 rdb = load_index(ridx_filename, NULL);
701 if (!index_index(rdb))
706 i = make_ocsp_response(&resp, req, rdb, rca_cert, rsigner, rkey,
707 rother, rflags, nmin, ndays);
709 send_ocsp_response(cbio, resp);
711 # ifndef OPENSSL_NO_SOCK
712 resp = process_responder(bio_err, req, host, path,
713 port, use_ssl, headers, req_timeout);
718 "Error creating connect BIO - sockets not supported.\n");
722 derbio = BIO_new_file(respin, "rb");
724 BIO_printf(bio_err, "Error Opening OCSP response file\n");
727 resp = d2i_OCSP_RESPONSE_bio(derbio, NULL);
730 BIO_printf(bio_err, "Error reading OCSP response\n");
742 derbio = BIO_new_file(respout, "wb");
744 BIO_printf(bio_err, "Error opening file %s\n", respout);
747 i2d_OCSP_RESPONSE_bio(derbio, resp);
751 i = OCSP_response_status(resp);
753 if (i != OCSP_RESPONSE_STATUS_SUCCESSFUL) {
754 BIO_printf(out, "Responder Error: %s (%d)\n",
755 OCSP_response_status_str(i), i);
763 OCSP_RESPONSE_print(out, resp, 0);
765 /* If running as responder don't verify our own response */
767 if (accept_count > 0)
769 /* Redo if more connections needed */
773 OCSP_REQUEST_free(req);
775 OCSP_RESPONSE_free(resp);
783 store = setup_verify(bio_err, CAfile, CApath);
786 if (verify_certfile) {
787 verify_other = load_certs(bio_err, verify_certfile, FORMAT_PEM,
788 NULL, e, "validator certificate");
793 bs = OCSP_response_get1_basic(resp);
796 BIO_printf(bio_err, "Error parsing response\n");
801 if (req && ((i = OCSP_check_nonce(req, bs)) <= 0)) {
803 BIO_printf(bio_err, "WARNING: no nonce in response\n");
805 BIO_printf(bio_err, "Nonce Verify error\n");
810 i = OCSP_basic_verify(bs, verify_other, store, verify_flags);
812 i = OCSP_basic_verify(bs, NULL, store, 0);
815 BIO_printf(bio_err, "Response Verify Failure\n");
816 ERR_print_errors(bio_err);
818 BIO_printf(bio_err, "Response verify OK\n");
822 if (!print_ocsp_summary(out, bs, req, reqnames, ids, nsec, maxage))
828 ERR_print_errors(bio_err);
830 X509_STORE_free(store);
841 OCSP_REQUEST_free(req);
842 OCSP_RESPONSE_free(resp);
843 OCSP_BASICRESP_free(bs);
844 sk_OPENSSL_STRING_free(reqnames);
845 sk_OCSP_CERTID_free(ids);
846 sk_X509_pop_free(sign_other, X509_free);
847 sk_X509_pop_free(verify_other, X509_free);
848 sk_CONF_VALUE_pop_free(headers, X509V3_conf_free);
860 static int add_ocsp_cert(OCSP_REQUEST **req, X509 *cert,
861 const EVP_MD *cert_id_md, X509 *issuer,
862 STACK_OF(OCSP_CERTID) *ids)
866 BIO_printf(bio_err, "No issuer certificate specified\n");
870 *req = OCSP_REQUEST_new();
873 id = OCSP_cert_to_id(cert_id_md, cert, issuer);
874 if (!id || !sk_OCSP_CERTID_push(ids, id))
876 if (!OCSP_request_add0_id(*req, id))
881 BIO_printf(bio_err, "Error Creating OCSP request\n");
885 static int add_ocsp_serial(OCSP_REQUEST **req, char *serial,
886 const EVP_MD *cert_id_md, X509 *issuer,
887 STACK_OF(OCSP_CERTID) *ids)
891 ASN1_BIT_STRING *ikey;
894 BIO_printf(bio_err, "No issuer certificate specified\n");
898 *req = OCSP_REQUEST_new();
901 iname = X509_get_subject_name(issuer);
902 ikey = X509_get0_pubkey_bitstr(issuer);
903 sno = s2i_ASN1_INTEGER(NULL, serial);
905 BIO_printf(bio_err, "Error converting serial number %s\n", serial);
908 id = OCSP_cert_id_new(cert_id_md, iname, ikey, sno);
909 ASN1_INTEGER_free(sno);
910 if (!id || !sk_OCSP_CERTID_push(ids, id))
912 if (!OCSP_request_add0_id(*req, id))
917 BIO_printf(bio_err, "Error Creating OCSP request\n");
921 static int print_ocsp_summary(BIO *out, OCSP_BASICRESP *bs, OCSP_REQUEST *req,
922 STACK_OF(OPENSSL_STRING) *names,
923 STACK_OF(OCSP_CERTID) *ids, long nsec,
932 ASN1_GENERALIZEDTIME *rev, *thisupd, *nextupd;
934 if (!bs || !req || !sk_OPENSSL_STRING_num(names)
935 || !sk_OCSP_CERTID_num(ids))
938 for (i = 0; i < sk_OCSP_CERTID_num(ids); i++) {
939 id = sk_OCSP_CERTID_value(ids, i);
940 name = sk_OPENSSL_STRING_value(names, i);
941 BIO_printf(out, "%s: ", name);
943 if (!OCSP_resp_find_status(bs, id, &status, &reason,
944 &rev, &thisupd, &nextupd)) {
945 BIO_puts(out, "ERROR: No Status found.\n");
950 * Check validity: if invalid write to output BIO so we know which
951 * response this refers to.
953 if (!OCSP_check_validity(thisupd, nextupd, nsec, maxage)) {
954 BIO_puts(out, "WARNING: Status times invalid.\n");
955 ERR_print_errors(out);
957 BIO_printf(out, "%s\n", OCSP_cert_status_str(status));
959 BIO_puts(out, "\tThis Update: ");
960 ASN1_GENERALIZEDTIME_print(out, thisupd);
964 BIO_puts(out, "\tNext Update: ");
965 ASN1_GENERALIZEDTIME_print(out, nextupd);
969 if (status != V_OCSP_CERTSTATUS_REVOKED)
973 BIO_printf(out, "\tReason: %s\n", OCSP_crl_reason_str(reason));
975 BIO_puts(out, "\tRevocation Time: ");
976 ASN1_GENERALIZEDTIME_print(out, rev);
983 static int make_ocsp_response(OCSP_RESPONSE **resp, OCSP_REQUEST *req,
984 CA_DB *db, X509 *ca, X509 *rcert,
985 EVP_PKEY *rkey, STACK_OF(X509) *rother,
986 unsigned long flags, int nmin, int ndays)
988 ASN1_TIME *thisupd = NULL, *nextupd = NULL;
989 OCSP_CERTID *cid, *ca_id = NULL;
990 OCSP_BASICRESP *bs = NULL;
991 int i, id_count, ret = 1;
993 id_count = OCSP_request_onereq_count(req);
997 OCSP_response_create(OCSP_RESPONSE_STATUS_MALFORMEDREQUEST, NULL);
1001 bs = OCSP_BASICRESP_new();
1002 thisupd = X509_gmtime_adj(NULL, 0);
1004 nextupd = X509_gmtime_adj(NULL, nmin * 60 + ndays * 3600 * 24);
1006 /* Examine each certificate id in the request */
1007 for (i = 0; i < id_count; i++) {
1009 ASN1_INTEGER *serial;
1011 ASN1_OBJECT *cert_id_md_oid;
1012 const EVP_MD *cert_id_md;
1013 one = OCSP_request_onereq_get0(req, i);
1014 cid = OCSP_onereq_get0_id(one);
1016 OCSP_id_get0_info(NULL, &cert_id_md_oid, NULL, NULL, cid);
1018 cert_id_md = EVP_get_digestbyobj(cert_id_md_oid);
1020 *resp = OCSP_response_create(OCSP_RESPONSE_STATUS_INTERNALERROR,
1025 OCSP_CERTID_free(ca_id);
1026 ca_id = OCSP_cert_to_id(cert_id_md, NULL, ca);
1028 /* Is this request about our CA? */
1029 if (OCSP_id_issuer_cmp(ca_id, cid)) {
1030 OCSP_basic_add1_status(bs, cid,
1031 V_OCSP_CERTSTATUS_UNKNOWN,
1032 0, NULL, thisupd, nextupd);
1035 OCSP_id_get0_info(NULL, NULL, NULL, &serial, cid);
1036 inf = lookup_serial(db, serial);
1038 OCSP_basic_add1_status(bs, cid,
1039 V_OCSP_CERTSTATUS_UNKNOWN,
1040 0, NULL, thisupd, nextupd);
1041 else if (inf[DB_type][0] == DB_TYPE_VAL)
1042 OCSP_basic_add1_status(bs, cid,
1043 V_OCSP_CERTSTATUS_GOOD,
1044 0, NULL, thisupd, nextupd);
1045 else if (inf[DB_type][0] == DB_TYPE_REV) {
1046 ASN1_OBJECT *inst = NULL;
1047 ASN1_TIME *revtm = NULL;
1048 ASN1_GENERALIZEDTIME *invtm = NULL;
1049 OCSP_SINGLERESP *single;
1051 unpack_revinfo(&revtm, &reason, &inst, &invtm, inf[DB_rev_date]);
1052 single = OCSP_basic_add1_status(bs, cid,
1053 V_OCSP_CERTSTATUS_REVOKED,
1054 reason, revtm, thisupd, nextupd);
1056 OCSP_SINGLERESP_add1_ext_i2d(single, NID_invalidity_date,
1059 OCSP_SINGLERESP_add1_ext_i2d(single,
1060 NID_hold_instruction_code, inst,
1062 ASN1_OBJECT_free(inst);
1063 ASN1_TIME_free(revtm);
1064 ASN1_GENERALIZEDTIME_free(invtm);
1068 OCSP_copy_nonce(bs, req);
1070 OCSP_basic_sign(bs, rcert, rkey, NULL, rother, flags);
1072 *resp = OCSP_response_create(OCSP_RESPONSE_STATUS_SUCCESSFUL, bs);
1075 ASN1_TIME_free(thisupd);
1076 ASN1_TIME_free(nextupd);
1077 OCSP_CERTID_free(ca_id);
1078 OCSP_BASICRESP_free(bs);
1083 static char **lookup_serial(CA_DB *db, ASN1_INTEGER *ser)
1087 char *itmp, *row[DB_NUMBER], **rrow;
1088 for (i = 0; i < DB_NUMBER; i++)
1090 bn = ASN1_INTEGER_to_BN(ser, NULL);
1091 OPENSSL_assert(bn); /* FIXME: should report an error at this
1092 * point and abort */
1094 itmp = BUF_strdup("00");
1096 itmp = BN_bn2hex(bn);
1097 row[DB_serial] = itmp;
1099 rrow = TXT_DB_get_by_index(db->db, DB_serial, row);
1104 /* Quick and dirty OCSP server: read in and parse input request */
1106 static BIO *init_responder(char *port)
1108 BIO *acbio = NULL, *bufbio = NULL;
1109 bufbio = BIO_new(BIO_f_buffer());
1112 # ifndef OPENSSL_NO_SOCK
1113 acbio = BIO_new_accept(port);
1116 "Error setting up accept BIO - sockets not supported.\n");
1120 BIO_set_accept_bios(acbio, bufbio);
1123 if (BIO_do_accept(acbio) <= 0) {
1124 BIO_printf(bio_err, "Error setting up accept BIO\n");
1125 ERR_print_errors(bio_err);
1132 BIO_free_all(acbio);
1137 static int do_responder(OCSP_REQUEST **preq, BIO **pcbio, BIO *acbio,
1140 int have_post = 0, len;
1141 OCSP_REQUEST *req = NULL;
1145 if (BIO_do_accept(acbio) <= 0) {
1146 BIO_printf(bio_err, "Error accepting connection\n");
1147 ERR_print_errors(bio_err);
1151 cbio = BIO_pop(acbio);
1155 len = BIO_gets(cbio, inbuf, sizeof inbuf);
1158 /* Look for "POST" signalling start of query */
1160 if (strncmp(inbuf, "POST", 4)) {
1161 BIO_printf(bio_err, "Invalid request\n");
1166 /* Look for end of headers */
1167 if ((inbuf[0] == '\r') || (inbuf[0] == '\n'))
1171 /* Try to read OCSP request */
1173 req = d2i_OCSP_REQUEST_bio(cbio, NULL);
1176 BIO_printf(bio_err, "Error parsing OCSP request\n");
1177 ERR_print_errors(bio_err);
1186 static int send_ocsp_response(BIO *cbio, OCSP_RESPONSE *resp)
1189 "HTTP/1.0 200 OK\r\nContent-type: application/ocsp-response\r\n"
1190 "Content-Length: %d\r\n\r\n";
1193 BIO_printf(cbio, http_resp, i2d_OCSP_RESPONSE(resp, NULL));
1194 i2d_OCSP_RESPONSE_bio(cbio, resp);
1195 (void)BIO_flush(cbio);
1199 static OCSP_RESPONSE *query_responder(BIO *err, BIO *cbio, char *path,
1200 STACK_OF(CONF_VALUE) *headers,
1201 OCSP_REQUEST *req, int req_timeout)
1206 OCSP_REQ_CTX *ctx = NULL;
1207 OCSP_RESPONSE *rsp = NULL;
1211 if (req_timeout != -1)
1212 BIO_set_nbio(cbio, 1);
1214 rv = BIO_do_connect(cbio);
1216 if ((rv <= 0) && ((req_timeout == -1) || !BIO_should_retry(cbio))) {
1217 BIO_puts(err, "Error connecting BIO\n");
1221 if (BIO_get_fd(cbio, &fd) <= 0) {
1222 BIO_puts(err, "Can't get connection fd\n");
1226 if (req_timeout != -1 && rv <= 0) {
1228 openssl_fdset(fd, &confds);
1230 tv.tv_sec = req_timeout;
1231 rv = select(fd + 1, NULL, (void *)&confds, NULL, &tv);
1233 BIO_puts(err, "Timeout on connect\n");
1238 ctx = OCSP_sendreq_new(cbio, path, NULL, -1);
1242 for (i = 0; i < sk_CONF_VALUE_num(headers); i++) {
1243 CONF_VALUE *hdr = sk_CONF_VALUE_value(headers, i);
1244 if (!OCSP_REQ_CTX_add1_header(ctx, hdr->name, hdr->value))
1248 if (!OCSP_REQ_CTX_set1_req(ctx, req))
1252 rv = OCSP_sendreq_nbio(&rsp, ctx);
1255 if (req_timeout == -1)
1258 openssl_fdset(fd, &confds);
1260 tv.tv_sec = req_timeout;
1261 if (BIO_should_read(cbio))
1262 rv = select(fd + 1, (void *)&confds, NULL, NULL, &tv);
1263 else if (BIO_should_write(cbio))
1264 rv = select(fd + 1, NULL, (void *)&confds, NULL, &tv);
1266 BIO_puts(err, "Unexpected retry condition\n");
1270 BIO_puts(err, "Timeout on request\n");
1274 BIO_puts(err, "Select error\n");
1281 OCSP_REQ_CTX_free(ctx);
1286 OCSP_RESPONSE *process_responder(BIO *err, OCSP_REQUEST *req,
1287 char *host, char *path, char *port,
1288 int use_ssl, STACK_OF(CONF_VALUE) *headers,
1292 SSL_CTX *ctx = NULL;
1293 OCSP_RESPONSE *resp = NULL;
1294 cbio = BIO_new_connect(host);
1296 BIO_printf(err, "Error creating connect BIO\n");
1300 BIO_set_conn_port(cbio, port);
1303 ctx = SSL_CTX_new(SSLv23_client_method());
1305 BIO_printf(err, "Error creating SSL context.\n");
1308 SSL_CTX_set_mode(ctx, SSL_MODE_AUTO_RETRY);
1309 sbio = BIO_new_ssl(ctx, 1);
1310 cbio = BIO_push(sbio, cbio);
1312 resp = query_responder(err, cbio, path, headers, req, req_timeout);
1314 BIO_printf(bio_err, "Error querying OCSP responder\n");