2 /* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
5 /* ====================================================================
6 * Copyright (c) 1999 The OpenSSL Project. All rights reserved.
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in
17 * the documentation and/or other materials provided with the
20 * 3. All advertising materials mentioning features or use of this
21 * software must display the following acknowledgment:
22 * "This product includes software developed by the OpenSSL Project
23 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
25 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
26 * endorse or promote products derived from this software without
27 * prior written permission. For written permission, please contact
28 * licensing@OpenSSL.org.
30 * 5. Products derived from this software may not be called "OpenSSL"
31 * nor may "OpenSSL" appear in their names without prior written
32 * permission of the OpenSSL Project.
34 * 6. Redistributions of any form whatsoever must retain the following
36 * "This product includes software developed by the OpenSSL Project
37 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
39 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
40 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
41 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
42 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
43 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
44 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
45 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
46 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
47 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
48 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
49 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
50 * OF THE POSSIBILITY OF SUCH DAMAGE.
51 * ====================================================================
53 * This product includes cryptographic software written by Eric Young
54 * (eay@cryptsoft.com). This product includes software written by Tim
55 * Hudson (tjh@cryptsoft.com).
58 #ifndef OPENSSL_NO_OCSP
63 #include <openssl/e_os2.h>
64 #include <openssl/bio.h>
65 #include <openssl/ocsp.h>
66 #include <openssl/txt_db.h>
67 #include <openssl/ssl.h>
68 #include <openssl/evp.h>
71 /* Maximum leeway in validity period: default 5 minutes */
72 #define MAX_VALIDITY_PERIOD (5 * 60)
74 static int add_ocsp_cert(OCSP_REQUEST **req, X509 *cert, const EVP_MD *cert_id_md, X509 *issuer,
75 STACK_OF(OCSP_CERTID) *ids);
76 static int add_ocsp_serial(OCSP_REQUEST **req, char *serial, const EVP_MD * cert_id_md, X509 *issuer,
77 STACK_OF(OCSP_CERTID) *ids);
78 static int print_ocsp_summary(BIO *out, OCSP_BASICRESP *bs, OCSP_REQUEST *req,
79 STACK *names, STACK_OF(OCSP_CERTID) *ids,
80 long nsec, long maxage);
82 static int make_ocsp_response(OCSP_RESPONSE **resp, OCSP_REQUEST *req, CA_DB *db,
83 X509 *ca, X509 *rcert, EVP_PKEY *rkey,
84 STACK_OF(X509) *rother, unsigned long flags,
87 static char **lookup_serial(CA_DB *db, ASN1_INTEGER *ser);
88 static BIO *init_responder(char *port);
89 static int do_responder(OCSP_REQUEST **preq, BIO **pcbio, BIO *acbio, char *port);
90 static int send_ocsp_response(BIO *cbio, OCSP_RESPONSE *resp);
91 static OCSP_RESPONSE *query_responder(BIO *err, BIO *cbio, char *path,
92 OCSP_REQUEST *req, int req_timeout);
95 #define PROG ocsp_main
97 int MAIN(int, char **);
99 int MAIN(int argc, char **argv)
103 char *host = NULL, *port = NULL, *path = "/";
104 char *reqin = NULL, *respin = NULL;
105 char *reqout = NULL, *respout = NULL;
106 char *signfile = NULL, *keyfile = NULL;
107 char *rsignfile = NULL, *rkeyfile = NULL;
108 char *outfile = NULL;
109 int add_nonce = 1, noverify = 0, use_ssl = -1;
110 OCSP_REQUEST *req = NULL;
111 OCSP_RESPONSE *resp = NULL;
112 OCSP_BASICRESP *bs = NULL;
113 X509 *issuer = NULL, *cert = NULL;
114 X509 *signer = NULL, *rsigner = NULL;
115 EVP_PKEY *key = NULL, *rkey = NULL;
116 BIO *acbio = NULL, *cbio = NULL;
119 int req_timeout = -1;
120 int req_text = 0, resp_text = 0;
121 long nsec = MAX_VALIDITY_PERIOD, maxage = -1;
122 char *CAfile = NULL, *CApath = NULL;
123 X509_STORE *store = NULL;
124 STACK_OF(X509) *sign_other = NULL, *verify_other = NULL, *rother = NULL;
125 char *sign_certfile = NULL, *verify_certfile = NULL, *rcertfile = NULL;
126 unsigned long sign_flags = 0, verify_flags = 0, rflags = 0;
128 int accept_count = -1;
132 STACK *reqnames = NULL;
133 STACK_OF(OCSP_CERTID) *ids = NULL;
135 X509 *rca_cert = NULL;
136 char *ridx_filename = NULL;
137 char *rca_filename = NULL;
139 int nmin = 0, ndays = -1;
140 const EVP_MD *cert_id_md = NULL;
142 if (bio_err == NULL) bio_err = BIO_new_fp(stderr, BIO_NOCLOSE);
144 if (!load_config(bio_err, NULL))
146 SSL_load_error_strings();
147 OpenSSL_add_ssl_algorithms();
149 reqnames = sk_new_null();
150 ids = sk_OCSP_CERTID_new_null();
151 while (!badarg && *args && *args[0] == '-')
153 if (!strcmp(*args, "-out"))
162 else if (!strcmp(*args, "-timeout"))
167 req_timeout = atol(*args);
171 "Illegal timeout value %s\n",
178 else if (!strcmp(*args, "-url"))
183 if (!OCSP_parse_url(*args, &host, &port, &path, &use_ssl))
185 BIO_printf(bio_err, "Error parsing URL\n");
191 else if (!strcmp(*args, "-host"))
200 else if (!strcmp(*args, "-port"))
209 else if (!strcmp(*args, "-ignore_err"))
211 else if (!strcmp(*args, "-noverify"))
213 else if (!strcmp(*args, "-nonce"))
215 else if (!strcmp(*args, "-no_nonce"))
217 else if (!strcmp(*args, "-resp_no_certs"))
218 rflags |= OCSP_NOCERTS;
219 else if (!strcmp(*args, "-resp_key_id"))
220 rflags |= OCSP_RESPID_KEY;
221 else if (!strcmp(*args, "-no_certs"))
222 sign_flags |= OCSP_NOCERTS;
223 else if (!strcmp(*args, "-no_signature_verify"))
224 verify_flags |= OCSP_NOSIGS;
225 else if (!strcmp(*args, "-no_cert_verify"))
226 verify_flags |= OCSP_NOVERIFY;
227 else if (!strcmp(*args, "-no_chain"))
228 verify_flags |= OCSP_NOCHAIN;
229 else if (!strcmp(*args, "-no_cert_checks"))
230 verify_flags |= OCSP_NOCHECKS;
231 else if (!strcmp(*args, "-no_explicit"))
232 verify_flags |= OCSP_NOEXPLICIT;
233 else if (!strcmp(*args, "-trust_other"))
234 verify_flags |= OCSP_TRUSTOTHER;
235 else if (!strcmp(*args, "-no_intern"))
236 verify_flags |= OCSP_NOINTERN;
237 else if (!strcmp(*args, "-text"))
242 else if (!strcmp(*args, "-req_text"))
244 else if (!strcmp(*args, "-resp_text"))
246 else if (!strcmp(*args, "-reqin"))
255 else if (!strcmp(*args, "-respin"))
264 else if (!strcmp(*args, "-signer"))
273 else if (!strcmp (*args, "-VAfile"))
278 verify_certfile = *args;
279 verify_flags |= OCSP_TRUSTOTHER;
283 else if (!strcmp(*args, "-sign_other"))
288 sign_certfile = *args;
292 else if (!strcmp(*args, "-verify_other"))
297 verify_certfile = *args;
301 else if (!strcmp (*args, "-CAfile"))
310 else if (!strcmp (*args, "-CApath"))
319 else if (!strcmp (*args, "-validity_period"))
328 "Illegal validity period %s\n",
335 else if (!strcmp (*args, "-status_age"))
340 maxage = atol(*args);
344 "Illegal validity age %s\n",
351 else if (!strcmp(*args, "-signkey"))
360 else if (!strcmp(*args, "-reqout"))
369 else if (!strcmp(*args, "-respout"))
378 else if (!strcmp(*args, "-path"))
387 else if (!strcmp(*args, "-issuer"))
393 issuer = load_cert(bio_err, *args, FORMAT_PEM,
394 NULL, e, "issuer certificate");
395 if(!issuer) goto end;
399 else if (!strcmp (*args, "-cert"))
405 cert = load_cert(bio_err, *args, FORMAT_PEM,
406 NULL, e, "certificate");
408 if (!cert_id_md) cert_id_md = EVP_sha1();
409 if(!add_ocsp_cert(&req, cert, cert_id_md, issuer, ids))
411 if(!sk_push(reqnames, *args))
416 else if (!strcmp(*args, "-serial"))
421 if (!cert_id_md) cert_id_md = EVP_sha1();
422 if(!add_ocsp_serial(&req, *args, cert_id_md, issuer, ids))
424 if(!sk_push(reqnames, *args))
429 else if (!strcmp(*args, "-index"))
434 ridx_filename = *args;
438 else if (!strcmp(*args, "-CA"))
443 rca_filename = *args;
447 else if (!strcmp (*args, "-nmin"))
456 "Illegal update period %s\n",
465 else if (!strcmp (*args, "-nrequest"))
470 accept_count = atol(*args);
471 if (accept_count < 0)
474 "Illegal accept count %s\n",
481 else if (!strcmp (*args, "-ndays"))
490 "Illegal update period %s\n",
497 else if (!strcmp(*args, "-rsigner"))
506 else if (!strcmp(*args, "-rkey"))
515 else if (!strcmp(*args, "-rother"))
524 else if ((cert_id_md = EVP_get_digestbyname((*args)+1))==NULL)
531 /* Have we anything to do? */
532 if (!req && !reqin && !respin && !(port && ridx_filename)) badarg = 1;
536 BIO_printf (bio_err, "OCSP utility\n");
537 BIO_printf (bio_err, "Usage ocsp [options]\n");
538 BIO_printf (bio_err, "where options are\n");
539 BIO_printf (bio_err, "-out file output filename\n");
540 BIO_printf (bio_err, "-issuer file issuer certificate\n");
541 BIO_printf (bio_err, "-cert file certificate to check\n");
542 BIO_printf (bio_err, "-serial n serial number to check\n");
543 BIO_printf (bio_err, "-signer file certificate to sign OCSP request with\n");
544 BIO_printf (bio_err, "-signkey file private key to sign OCSP request with\n");
545 BIO_printf (bio_err, "-sign_other file additional certificates to include in signed request\n");
546 BIO_printf (bio_err, "-no_certs don't include any certificates in signed request\n");
547 BIO_printf (bio_err, "-req_text print text form of request\n");
548 BIO_printf (bio_err, "-resp_text print text form of response\n");
549 BIO_printf (bio_err, "-text print text form of request and response\n");
550 BIO_printf (bio_err, "-reqout file write DER encoded OCSP request to \"file\"\n");
551 BIO_printf (bio_err, "-respout file write DER encoded OCSP reponse to \"file\"\n");
552 BIO_printf (bio_err, "-reqin file read DER encoded OCSP request from \"file\"\n");
553 BIO_printf (bio_err, "-respin file read DER encoded OCSP reponse from \"file\"\n");
554 BIO_printf (bio_err, "-nonce add OCSP nonce to request\n");
555 BIO_printf (bio_err, "-no_nonce don't add OCSP nonce to request\n");
556 BIO_printf (bio_err, "-url URL OCSP responder URL\n");
557 BIO_printf (bio_err, "-host host:n send OCSP request to host on port n\n");
558 BIO_printf (bio_err, "-path path to use in OCSP request\n");
559 BIO_printf (bio_err, "-CApath dir trusted certificates directory\n");
560 BIO_printf (bio_err, "-CAfile file trusted certificates file\n");
561 BIO_printf (bio_err, "-VAfile file validator certificates file\n");
562 BIO_printf (bio_err, "-validity_period n maximum validity discrepancy in seconds\n");
563 BIO_printf (bio_err, "-status_age n maximum status age in seconds\n");
564 BIO_printf (bio_err, "-noverify don't verify response at all\n");
565 BIO_printf (bio_err, "-verify_other file additional certificates to search for signer\n");
566 BIO_printf (bio_err, "-trust_other don't verify additional certificates\n");
567 BIO_printf (bio_err, "-no_intern don't search certificates contained in response for signer\n");
568 BIO_printf (bio_err, "-no_signature_verify don't check signature on response\n");
569 BIO_printf (bio_err, "-no_cert_verify don't check signing certificate\n");
570 BIO_printf (bio_err, "-no_chain don't chain verify response\n");
571 BIO_printf (bio_err, "-no_cert_checks don't do additional checks on signing certificate\n");
572 BIO_printf (bio_err, "-port num port to run responder on\n");
573 BIO_printf (bio_err, "-index file certificate status index file\n");
574 BIO_printf (bio_err, "-CA file CA certificate\n");
575 BIO_printf (bio_err, "-rsigner file responder certificate to sign responses with\n");
576 BIO_printf (bio_err, "-rkey file responder key to sign responses with\n");
577 BIO_printf (bio_err, "-rother file other certificates to include in response\n");
578 BIO_printf (bio_err, "-resp_no_certs don't include any certificates in response\n");
579 BIO_printf (bio_err, "-nmin n number of minutes before next update\n");
580 BIO_printf (bio_err, "-ndays n number of days before next update\n");
581 BIO_printf (bio_err, "-resp_key_id identify reponse by signing certificate key ID\n");
582 BIO_printf (bio_err, "-nrequest n number of requests to accept (default unlimited)\n");
583 BIO_printf (bio_err, "-<dgst alg> use specified digest in the request");
587 if(outfile) out = BIO_new_file(outfile, "w");
588 else out = BIO_new_fp(stdout, BIO_NOCLOSE);
592 BIO_printf(bio_err, "Error opening output file\n");
596 if (!req && (add_nonce != 2)) add_nonce = 0;
600 derbio = BIO_new_file(reqin, "rb");
603 BIO_printf(bio_err, "Error Opening OCSP request file\n");
606 req = d2i_OCSP_REQUEST_bio(derbio, NULL);
610 BIO_printf(bio_err, "Error reading OCSP request\n");
617 acbio = init_responder(port);
622 if (rsignfile && !rdb)
624 if (!rkeyfile) rkeyfile = rsignfile;
625 rsigner = load_cert(bio_err, rsignfile, FORMAT_PEM,
626 NULL, e, "responder certificate");
629 BIO_printf(bio_err, "Error loading responder certificate\n");
632 rca_cert = load_cert(bio_err, rca_filename, FORMAT_PEM,
633 NULL, e, "CA certificate");
636 rother = load_certs(bio_err, rcertfile, FORMAT_PEM,
637 NULL, e, "responder other certificates");
638 if (!rother) goto end;
640 rkey = load_key(bio_err, rkeyfile, FORMAT_PEM, 0, NULL, NULL,
641 "responder private key");
646 BIO_printf(bio_err, "Waiting for OCSP client connections...\n");
652 if (!do_responder(&req, &cbio, acbio, port))
656 resp = OCSP_response_create(OCSP_RESPONSE_STATUS_MALFORMEDREQUEST, NULL);
657 send_ocsp_response(cbio, resp);
662 if (!req && (signfile || reqout || host || add_nonce || ridx_filename))
664 BIO_printf(bio_err, "Need an OCSP request for this operation!\n");
668 if (req && add_nonce) OCSP_request_add1_nonce(req, NULL, -1);
672 if (!keyfile) keyfile = signfile;
673 signer = load_cert(bio_err, signfile, FORMAT_PEM,
674 NULL, e, "signer certificate");
677 BIO_printf(bio_err, "Error loading signer certificate\n");
682 sign_other = load_certs(bio_err, sign_certfile, FORMAT_PEM,
683 NULL, e, "signer certificates");
684 if (!sign_other) goto end;
686 key = load_key(bio_err, keyfile, FORMAT_PEM, 0, NULL, NULL,
687 "signer private key");
691 if (!OCSP_request_sign(req, signer, key, NULL, sign_other, sign_flags))
693 BIO_printf(bio_err, "Error signing OCSP request\n");
698 if (req_text && req) OCSP_REQUEST_print(out, req, 0);
702 derbio = BIO_new_file(reqout, "wb");
705 BIO_printf(bio_err, "Error opening file %s\n", reqout);
708 i2d_OCSP_REQUEST_bio(derbio, req);
712 if (ridx_filename && (!rkey || !rsigner || !rca_cert))
714 BIO_printf(bio_err, "Need a responder certificate, key and CA for this operation!\n");
718 if (ridx_filename && !rdb)
720 rdb = load_index(ridx_filename, NULL);
722 if (!index_index(rdb)) goto end;
727 i = make_ocsp_response(&resp, req, rdb, rca_cert, rsigner, rkey, rother, rflags, nmin, ndays);
729 send_ocsp_response(cbio, resp);
733 #ifndef OPENSSL_NO_SOCK
734 resp = process_responder(bio_err, req, host, path,
735 port, use_ssl, req_timeout);
739 BIO_printf(bio_err, "Error creating connect BIO - sockets not supported.\n");
745 derbio = BIO_new_file(respin, "rb");
748 BIO_printf(bio_err, "Error Opening OCSP response file\n");
751 resp = d2i_OCSP_RESPONSE_bio(derbio, NULL);
755 BIO_printf(bio_err, "Error reading OCSP response\n");
770 derbio = BIO_new_file(respout, "wb");
773 BIO_printf(bio_err, "Error opening file %s\n", respout);
776 i2d_OCSP_RESPONSE_bio(derbio, resp);
780 i = OCSP_response_status(resp);
782 if (i != OCSP_RESPONSE_STATUS_SUCCESSFUL)
784 BIO_printf(out, "Responder Error: %s (%d)\n",
785 OCSP_response_status_str(i), i);
792 if (resp_text) OCSP_RESPONSE_print(out, resp, 0);
794 /* If running as responder don't verify our own response */
797 if (accept_count > 0)
799 /* Redo if more connections needed */
804 OCSP_REQUEST_free(req);
806 OCSP_RESPONSE_free(resp);
814 store = setup_verify(bio_err, CAfile, CApath);
819 verify_other = load_certs(bio_err, verify_certfile, FORMAT_PEM,
820 NULL, e, "validator certificate");
821 if (!verify_other) goto end;
824 bs = OCSP_response_get1_basic(resp);
828 BIO_printf(bio_err, "Error parsing response\n");
834 if (req && ((i = OCSP_check_nonce(req, bs)) <= 0))
837 BIO_printf(bio_err, "WARNING: no nonce in response\n");
840 BIO_printf(bio_err, "Nonce Verify error\n");
845 i = OCSP_basic_verify(bs, verify_other, store, verify_flags);
846 if (i < 0) i = OCSP_basic_verify(bs, NULL, store, 0);
850 BIO_printf(bio_err, "Response Verify Failure\n");
851 ERR_print_errors(bio_err);
854 BIO_printf(bio_err, "Response verify OK\n");
858 if (!print_ocsp_summary(out, bs, req, reqnames, ids, nsec, maxage))
864 ERR_print_errors(bio_err);
866 X509_STORE_free(store);
877 OCSP_REQUEST_free(req);
878 OCSP_RESPONSE_free(resp);
879 OCSP_BASICRESP_free(bs);
881 sk_OCSP_CERTID_free(ids);
882 sk_X509_pop_free(sign_other, X509_free);
883 sk_X509_pop_free(verify_other, X509_free);
895 static int add_ocsp_cert(OCSP_REQUEST **req, X509 *cert, const EVP_MD *cert_id_md,X509 *issuer,
896 STACK_OF(OCSP_CERTID) *ids)
901 BIO_printf(bio_err, "No issuer certificate specified\n");
904 if(!*req) *req = OCSP_REQUEST_new();
906 id = OCSP_cert_to_id(cert_id_md, cert, issuer);
907 if(!id || !sk_OCSP_CERTID_push(ids, id)) goto err;
908 if(!OCSP_request_add0_id(*req, id)) goto err;
912 BIO_printf(bio_err, "Error Creating OCSP request\n");
916 static int add_ocsp_serial(OCSP_REQUEST **req, char *serial,const EVP_MD *cert_id_md, X509 *issuer,
917 STACK_OF(OCSP_CERTID) *ids)
921 ASN1_BIT_STRING *ikey;
925 BIO_printf(bio_err, "No issuer certificate specified\n");
928 if(!*req) *req = OCSP_REQUEST_new();
930 iname = X509_get_subject_name(issuer);
931 ikey = X509_get0_pubkey_bitstr(issuer);
932 sno = s2i_ASN1_INTEGER(NULL, serial);
935 BIO_printf(bio_err, "Error converting serial number %s\n", serial);
938 id = OCSP_cert_id_new(cert_id_md, iname, ikey, sno);
939 ASN1_INTEGER_free(sno);
940 if(!id || !sk_OCSP_CERTID_push(ids, id)) goto err;
941 if(!OCSP_request_add0_id(*req, id)) goto err;
945 BIO_printf(bio_err, "Error Creating OCSP request\n");
949 static int print_ocsp_summary(BIO *out, OCSP_BASICRESP *bs, OCSP_REQUEST *req,
950 STACK *names, STACK_OF(OCSP_CERTID) *ids,
951 long nsec, long maxage)
959 ASN1_GENERALIZEDTIME *rev, *thisupd, *nextupd;
961 if (!bs || !req || !sk_num(names) || !sk_OCSP_CERTID_num(ids))
964 for (i = 0; i < sk_OCSP_CERTID_num(ids); i++)
966 id = sk_OCSP_CERTID_value(ids, i);
967 name = sk_value(names, i);
968 BIO_printf(out, "%s: ", name);
970 if(!OCSP_resp_find_status(bs, id, &status, &reason,
971 &rev, &thisupd, &nextupd))
973 BIO_puts(out, "ERROR: No Status found.\n");
977 /* Check validity: if invalid write to output BIO so we
978 * know which response this refers to.
980 if (!OCSP_check_validity(thisupd, nextupd, nsec, maxage))
982 BIO_puts(out, "WARNING: Status times invalid.\n");
983 ERR_print_errors(out);
985 BIO_printf(out, "%s\n", OCSP_cert_status_str(status));
987 BIO_puts(out, "\tThis Update: ");
988 ASN1_GENERALIZEDTIME_print(out, thisupd);
993 BIO_puts(out, "\tNext Update: ");
994 ASN1_GENERALIZEDTIME_print(out, nextupd);
998 if (status != V_OCSP_CERTSTATUS_REVOKED)
1002 BIO_printf(out, "\tReason: %s\n",
1003 OCSP_crl_reason_str(reason));
1005 BIO_puts(out, "\tRevocation Time: ");
1006 ASN1_GENERALIZEDTIME_print(out, rev);
1007 BIO_puts(out, "\n");
1014 static int make_ocsp_response(OCSP_RESPONSE **resp, OCSP_REQUEST *req, CA_DB *db,
1015 X509 *ca, X509 *rcert, EVP_PKEY *rkey,
1016 STACK_OF(X509) *rother, unsigned long flags,
1017 int nmin, int ndays)
1019 ASN1_TIME *thisupd = NULL, *nextupd = NULL;
1020 OCSP_CERTID *cid, *ca_id = NULL;
1021 OCSP_BASICRESP *bs = NULL;
1022 int i, id_count, ret = 1;
1024 id_count = OCSP_request_onereq_count(req);
1028 *resp = OCSP_response_create(OCSP_RESPONSE_STATUS_MALFORMEDREQUEST, NULL);
1033 bs = OCSP_BASICRESP_new();
1034 thisupd = X509_gmtime_adj(NULL, 0);
1036 nextupd = X509_gmtime_adj(NULL, nmin * 60 + ndays * 3600 * 24 );
1038 /* Examine each certificate id in the request */
1039 for (i = 0; i < id_count; i++)
1042 ASN1_INTEGER *serial;
1044 ASN1_OBJECT *cert_id_md_oid;
1045 const EVP_MD *cert_id_md;
1046 one = OCSP_request_onereq_get0(req, i);
1047 cid = OCSP_onereq_get0_id(one);
1049 OCSP_id_get0_info(NULL,&cert_id_md_oid, NULL,NULL, cid);
1051 cert_id_md = EVP_get_digestbyobj(cert_id_md_oid);
1054 *resp = OCSP_response_create(OCSP_RESPONSE_STATUS_INTERNALERROR,
1058 if (ca_id) OCSP_CERTID_free(ca_id);
1059 ca_id = OCSP_cert_to_id(cert_id_md, NULL, ca);
1061 /* Is this request about our CA? */
1062 if (OCSP_id_issuer_cmp(ca_id, cid))
1064 OCSP_basic_add1_status(bs, cid,
1065 V_OCSP_CERTSTATUS_UNKNOWN,
1070 OCSP_id_get0_info(NULL, NULL, NULL, &serial, cid);
1071 inf = lookup_serial(db, serial);
1073 OCSP_basic_add1_status(bs, cid,
1074 V_OCSP_CERTSTATUS_UNKNOWN,
1077 else if (inf[DB_type][0] == DB_TYPE_VAL)
1078 OCSP_basic_add1_status(bs, cid,
1079 V_OCSP_CERTSTATUS_GOOD,
1082 else if (inf[DB_type][0] == DB_TYPE_REV)
1084 ASN1_OBJECT *inst = NULL;
1085 ASN1_TIME *revtm = NULL;
1086 ASN1_GENERALIZEDTIME *invtm = NULL;
1087 OCSP_SINGLERESP *single;
1089 unpack_revinfo(&revtm, &reason, &inst, &invtm, inf[DB_rev_date]);
1090 single = OCSP_basic_add1_status(bs, cid,
1091 V_OCSP_CERTSTATUS_REVOKED,
1095 OCSP_SINGLERESP_add1_ext_i2d(single, NID_invalidity_date, invtm, 0, 0);
1097 OCSP_SINGLERESP_add1_ext_i2d(single, NID_hold_instruction_code, inst, 0, 0);
1098 ASN1_OBJECT_free(inst);
1099 ASN1_TIME_free(revtm);
1100 ASN1_GENERALIZEDTIME_free(invtm);
1104 OCSP_copy_nonce(bs, req);
1106 OCSP_basic_sign(bs, rcert, rkey, NULL, rother, flags);
1108 *resp = OCSP_response_create(OCSP_RESPONSE_STATUS_SUCCESSFUL, bs);
1111 ASN1_TIME_free(thisupd);
1112 ASN1_TIME_free(nextupd);
1113 OCSP_CERTID_free(ca_id);
1114 OCSP_BASICRESP_free(bs);
1119 static char **lookup_serial(CA_DB *db, ASN1_INTEGER *ser)
1123 char *itmp, *row[DB_NUMBER],**rrow;
1124 for (i = 0; i < DB_NUMBER; i++) row[i] = NULL;
1125 bn = ASN1_INTEGER_to_BN(ser,NULL);
1126 OPENSSL_assert(bn); /* FIXME: should report an error at this point and abort */
1128 itmp = BUF_strdup("00");
1130 itmp = BN_bn2hex(bn);
1131 row[DB_serial] = itmp;
1133 rrow=TXT_DB_get_by_index(db->db,DB_serial,row);
1138 /* Quick and dirty OCSP server: read in and parse input request */
1140 static BIO *init_responder(char *port)
1142 BIO *acbio = NULL, *bufbio = NULL;
1143 bufbio = BIO_new(BIO_f_buffer());
1146 #ifndef OPENSSL_NO_SOCK
1147 acbio = BIO_new_accept(port);
1149 BIO_printf(bio_err, "Error setting up accept BIO - sockets not supported.\n");
1153 BIO_set_accept_bios(acbio, bufbio);
1156 if (BIO_do_accept(acbio) <= 0)
1158 BIO_printf(bio_err, "Error setting up accept BIO\n");
1159 ERR_print_errors(bio_err);
1166 BIO_free_all(acbio);
1171 static int do_responder(OCSP_REQUEST **preq, BIO **pcbio, BIO *acbio, char *port)
1173 int have_post = 0, len;
1174 OCSP_REQUEST *req = NULL;
1178 if (BIO_do_accept(acbio) <= 0)
1180 BIO_printf(bio_err, "Error accepting connection\n");
1181 ERR_print_errors(bio_err);
1185 cbio = BIO_pop(acbio);
1190 len = BIO_gets(cbio, inbuf, sizeof inbuf);
1193 /* Look for "POST" signalling start of query */
1196 if(strncmp(inbuf, "POST", 4))
1198 BIO_printf(bio_err, "Invalid request\n");
1203 /* Look for end of headers */
1204 if ((inbuf[0] == '\r') || (inbuf[0] == '\n'))
1208 /* Try to read OCSP request */
1210 req = d2i_OCSP_REQUEST_bio(cbio, NULL);
1214 BIO_printf(bio_err, "Error parsing OCSP request\n");
1215 ERR_print_errors(bio_err);
1224 static int send_ocsp_response(BIO *cbio, OCSP_RESPONSE *resp)
1227 "HTTP/1.0 200 OK\r\nContent-type: application/ocsp-response\r\n"
1228 "Content-Length: %d\r\n\r\n";
1231 BIO_printf(cbio, http_resp, i2d_OCSP_RESPONSE(resp, NULL));
1232 i2d_OCSP_RESPONSE_bio(cbio, resp);
1233 (void)BIO_flush(cbio);
1237 static OCSP_RESPONSE *query_responder(BIO *err, BIO *cbio, char *path,
1238 OCSP_REQUEST *req, int req_timeout)
1242 OCSP_REQ_CTX *ctx = NULL;
1243 OCSP_RESPONSE *rsp = NULL;
1247 if (req_timeout != -1)
1248 BIO_set_nbio(cbio, 1);
1250 rv = BIO_do_connect(cbio);
1252 if ((rv <= 0) && ((req_timeout == -1) || !BIO_should_retry(cbio)))
1254 BIO_puts(err, "Error connecting BIO\n");
1258 if (req_timeout == -1)
1259 return OCSP_sendreq_bio(cbio, path, req);
1261 if (BIO_get_fd(cbio, &fd) <= 0)
1263 BIO_puts(err, "Can't get connection fd\n");
1270 openssl_fdset(fd, &confds);
1272 tv.tv_sec = req_timeout;
1273 rv = select(fd + 1, NULL, (void *)&confds, NULL, &tv);
1276 BIO_puts(err, "Timeout on connect\n");
1282 ctx = OCSP_sendreq_new(cbio, path, req, -1);
1288 rv = OCSP_sendreq_nbio(&rsp, ctx);
1292 openssl_fdset(fd, &confds);
1294 tv.tv_sec = req_timeout;
1295 if (BIO_should_read(cbio))
1296 rv = select(fd + 1, (void *)&confds, NULL, NULL, &tv);
1297 else if (BIO_should_write(cbio))
1298 rv = select(fd + 1, NULL, (void *)&confds, NULL, &tv);
1301 BIO_puts(err, "Unexpected retry condition\n");
1306 BIO_puts(err, "Timeout on request\n");
1311 BIO_puts(err, "Select error\n");
1318 OCSP_REQ_CTX_free(ctx);
1323 OCSP_RESPONSE *process_responder(BIO *err, OCSP_REQUEST *req,
1324 char *host, char *path, char *port, int use_ssl,
1328 SSL_CTX *ctx = NULL;
1329 OCSP_RESPONSE *resp = NULL;
1330 cbio = BIO_new_connect(host);
1333 BIO_printf(err, "Error creating connect BIO\n");
1336 if (port) BIO_set_conn_port(cbio, port);
1340 #if !defined(OPENSSL_NO_SSL2) && !defined(OPENSSL_NO_SSL3)
1341 ctx = SSL_CTX_new(SSLv23_client_method());
1342 #elif !defined(OPENSSL_NO_SSL3)
1343 ctx = SSL_CTX_new(SSLv3_client_method());
1344 #elif !defined(OPENSSL_NO_SSL2)
1345 ctx = SSL_CTX_new(SSLv2_client_method());
1347 BIO_printf(err, "SSL is disabled\n");
1352 BIO_printf(err, "Error creating SSL context.\n");
1355 SSL_CTX_set_mode(ctx, SSL_MODE_AUTO_RETRY);
1356 sbio = BIO_new_ssl(ctx, 1);
1357 cbio = BIO_push(sbio, cbio);
1359 resp = query_responder(err, cbio, path, req, req_timeout);
1361 BIO_printf(bio_err, "Error querying OCSP responsder\n");