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
64 #include "apps.h" /* needs to be included before the openssl headers! */
65 #include <openssl/e_os2.h>
66 #include <openssl/crypto.h>
67 #include <openssl/err.h>
68 #include <openssl/ssl.h>
69 #include <openssl/evp.h>
70 #include <openssl/bn.h>
72 #if defined(NETWARE_CLIB)
73 # ifdef NETWARE_BSDSOCK
74 # include <sys/socket.h>
75 # include <sys/bsdskt.h>
77 # include <novsock2.h>
79 #elif defined(NETWARE_LIBC)
80 # ifdef NETWARE_BSDSOCK
81 # include <sys/select.h>
83 # include <novsock2.h>
87 /* Maximum leeway in validity period: default 5 minutes */
88 #define MAX_VALIDITY_PERIOD (5 * 60)
90 static int add_ocsp_cert(OCSP_REQUEST **req, X509 *cert, const EVP_MD *cert_id_md, X509 *issuer,
91 STACK_OF(OCSP_CERTID) *ids);
92 static int add_ocsp_serial(OCSP_REQUEST **req, char *serial, const EVP_MD * cert_id_md, X509 *issuer,
93 STACK_OF(OCSP_CERTID) *ids);
94 static int print_ocsp_summary(BIO *out, OCSP_BASICRESP *bs, OCSP_REQUEST *req,
95 STACK *names, STACK_OF(OCSP_CERTID) *ids,
96 long nsec, long maxage);
98 static int make_ocsp_response(OCSP_RESPONSE **resp, OCSP_REQUEST *req, CA_DB *db,
99 X509 *ca, X509 *rcert, EVP_PKEY *rkey,
100 STACK_OF(X509) *rother, unsigned long flags,
101 int nmin, int ndays);
103 static char **lookup_serial(CA_DB *db, ASN1_INTEGER *ser);
104 static BIO *init_responder(char *port);
105 static int do_responder(OCSP_REQUEST **preq, BIO **pcbio, BIO *acbio, char *port);
106 static int send_ocsp_response(BIO *cbio, OCSP_RESPONSE *resp);
107 static OCSP_RESPONSE *query_responder(BIO *err, BIO *cbio, char *path,
108 OCSP_REQUEST *req, int req_timeout);
111 #define PROG ocsp_main
113 int MAIN(int, char **);
115 int MAIN(int argc, char **argv)
119 char *host = NULL, *port = NULL, *path = "/";
120 char *reqin = NULL, *respin = NULL;
121 char *reqout = NULL, *respout = NULL;
122 char *signfile = NULL, *keyfile = NULL;
123 char *rsignfile = NULL, *rkeyfile = NULL;
124 char *outfile = NULL;
125 int add_nonce = 1, noverify = 0, use_ssl = -1;
126 OCSP_REQUEST *req = NULL;
127 OCSP_RESPONSE *resp = NULL;
128 OCSP_BASICRESP *bs = NULL;
129 X509 *issuer = NULL, *cert = NULL;
130 X509 *signer = NULL, *rsigner = NULL;
131 EVP_PKEY *key = NULL, *rkey = NULL;
132 BIO *acbio = NULL, *cbio = NULL;
135 int req_timeout = -1;
136 int req_text = 0, resp_text = 0;
137 long nsec = MAX_VALIDITY_PERIOD, maxage = -1;
138 char *CAfile = NULL, *CApath = NULL;
139 X509_STORE *store = NULL;
140 STACK_OF(X509) *sign_other = NULL, *verify_other = NULL, *rother = NULL;
141 char *sign_certfile = NULL, *verify_certfile = NULL, *rcertfile = NULL;
142 unsigned long sign_flags = 0, verify_flags = 0, rflags = 0;
144 int accept_count = -1;
148 STACK *reqnames = NULL;
149 STACK_OF(OCSP_CERTID) *ids = NULL;
151 X509 *rca_cert = NULL;
152 char *ridx_filename = NULL;
153 char *rca_filename = NULL;
155 int nmin = 0, ndays = -1;
156 const EVP_MD *cert_id_md = NULL;
158 if (bio_err == NULL) bio_err = BIO_new_fp(stderr, BIO_NOCLOSE);
160 if (!load_config(bio_err, NULL))
162 SSL_load_error_strings();
163 OpenSSL_add_ssl_algorithms();
165 reqnames = sk_new_null();
166 ids = sk_OCSP_CERTID_new_null();
167 while (!badarg && *args && *args[0] == '-')
169 if (!strcmp(*args, "-out"))
178 else if (!strcmp(*args, "-timeout"))
183 req_timeout = atol(*args);
187 "Illegal timeout value %s\n",
194 else if (!strcmp(*args, "-url"))
199 if (!OCSP_parse_url(*args, &host, &port, &path, &use_ssl))
201 BIO_printf(bio_err, "Error parsing URL\n");
207 else if (!strcmp(*args, "-host"))
216 else if (!strcmp(*args, "-port"))
225 else if (!strcmp(*args, "-ignore_err"))
227 else if (!strcmp(*args, "-noverify"))
229 else if (!strcmp(*args, "-nonce"))
231 else if (!strcmp(*args, "-no_nonce"))
233 else if (!strcmp(*args, "-resp_no_certs"))
234 rflags |= OCSP_NOCERTS;
235 else if (!strcmp(*args, "-resp_key_id"))
236 rflags |= OCSP_RESPID_KEY;
237 else if (!strcmp(*args, "-no_certs"))
238 sign_flags |= OCSP_NOCERTS;
239 else if (!strcmp(*args, "-no_signature_verify"))
240 verify_flags |= OCSP_NOSIGS;
241 else if (!strcmp(*args, "-no_cert_verify"))
242 verify_flags |= OCSP_NOVERIFY;
243 else if (!strcmp(*args, "-no_chain"))
244 verify_flags |= OCSP_NOCHAIN;
245 else if (!strcmp(*args, "-no_cert_checks"))
246 verify_flags |= OCSP_NOCHECKS;
247 else if (!strcmp(*args, "-no_explicit"))
248 verify_flags |= OCSP_NOEXPLICIT;
249 else if (!strcmp(*args, "-trust_other"))
250 verify_flags |= OCSP_TRUSTOTHER;
251 else if (!strcmp(*args, "-no_intern"))
252 verify_flags |= OCSP_NOINTERN;
253 else if (!strcmp(*args, "-text"))
258 else if (!strcmp(*args, "-req_text"))
260 else if (!strcmp(*args, "-resp_text"))
262 else if (!strcmp(*args, "-reqin"))
271 else if (!strcmp(*args, "-respin"))
280 else if (!strcmp(*args, "-signer"))
289 else if (!strcmp (*args, "-VAfile"))
294 verify_certfile = *args;
295 verify_flags |= OCSP_TRUSTOTHER;
299 else if (!strcmp(*args, "-sign_other"))
304 sign_certfile = *args;
308 else if (!strcmp(*args, "-verify_other"))
313 verify_certfile = *args;
317 else if (!strcmp (*args, "-CAfile"))
326 else if (!strcmp (*args, "-CApath"))
335 else if (!strcmp (*args, "-validity_period"))
344 "Illegal validity period %s\n",
351 else if (!strcmp (*args, "-status_age"))
356 maxage = atol(*args);
360 "Illegal validity age %s\n",
367 else if (!strcmp(*args, "-signkey"))
376 else if (!strcmp(*args, "-reqout"))
385 else if (!strcmp(*args, "-respout"))
394 else if (!strcmp(*args, "-path"))
403 else if (!strcmp(*args, "-issuer"))
409 issuer = load_cert(bio_err, *args, FORMAT_PEM,
410 NULL, e, "issuer certificate");
411 if(!issuer) goto end;
415 else if (!strcmp (*args, "-cert"))
421 cert = load_cert(bio_err, *args, FORMAT_PEM,
422 NULL, e, "certificate");
424 if (!cert_id_md) cert_id_md = EVP_sha1();
425 if(!add_ocsp_cert(&req, cert, cert_id_md, issuer, ids))
427 if(!sk_push(reqnames, *args))
432 else if (!strcmp(*args, "-serial"))
437 if (!cert_id_md) cert_id_md = EVP_sha1();
438 if(!add_ocsp_serial(&req, *args, cert_id_md, issuer, ids))
440 if(!sk_push(reqnames, *args))
445 else if (!strcmp(*args, "-index"))
450 ridx_filename = *args;
454 else if (!strcmp(*args, "-CA"))
459 rca_filename = *args;
463 else if (!strcmp (*args, "-nmin"))
472 "Illegal update period %s\n",
481 else if (!strcmp (*args, "-nrequest"))
486 accept_count = atol(*args);
487 if (accept_count < 0)
490 "Illegal accept count %s\n",
497 else if (!strcmp (*args, "-ndays"))
506 "Illegal update period %s\n",
513 else if (!strcmp(*args, "-rsigner"))
522 else if (!strcmp(*args, "-rkey"))
531 else if (!strcmp(*args, "-rother"))
540 else if ((cert_id_md = EVP_get_digestbyname((*args)+1))==NULL)
547 /* Have we anything to do? */
548 if (!req && !reqin && !respin && !(port && ridx_filename)) badarg = 1;
552 BIO_printf (bio_err, "OCSP utility\n");
553 BIO_printf (bio_err, "Usage ocsp [options]\n");
554 BIO_printf (bio_err, "where options are\n");
555 BIO_printf (bio_err, "-out file output filename\n");
556 BIO_printf (bio_err, "-issuer file issuer certificate\n");
557 BIO_printf (bio_err, "-cert file certificate to check\n");
558 BIO_printf (bio_err, "-serial n serial number to check\n");
559 BIO_printf (bio_err, "-signer file certificate to sign OCSP request with\n");
560 BIO_printf (bio_err, "-signkey file private key to sign OCSP request with\n");
561 BIO_printf (bio_err, "-sign_other file additional certificates to include in signed request\n");
562 BIO_printf (bio_err, "-no_certs don't include any certificates in signed request\n");
563 BIO_printf (bio_err, "-req_text print text form of request\n");
564 BIO_printf (bio_err, "-resp_text print text form of response\n");
565 BIO_printf (bio_err, "-text print text form of request and response\n");
566 BIO_printf (bio_err, "-reqout file write DER encoded OCSP request to \"file\"\n");
567 BIO_printf (bio_err, "-respout file write DER encoded OCSP reponse to \"file\"\n");
568 BIO_printf (bio_err, "-reqin file read DER encoded OCSP request from \"file\"\n");
569 BIO_printf (bio_err, "-respin file read DER encoded OCSP reponse from \"file\"\n");
570 BIO_printf (bio_err, "-nonce add OCSP nonce to request\n");
571 BIO_printf (bio_err, "-no_nonce don't add OCSP nonce to request\n");
572 BIO_printf (bio_err, "-url URL OCSP responder URL\n");
573 BIO_printf (bio_err, "-host host:n send OCSP request to host on port n\n");
574 BIO_printf (bio_err, "-path path to use in OCSP request\n");
575 BIO_printf (bio_err, "-CApath dir trusted certificates directory\n");
576 BIO_printf (bio_err, "-CAfile file trusted certificates file\n");
577 BIO_printf (bio_err, "-VAfile file validator certificates file\n");
578 BIO_printf (bio_err, "-validity_period n maximum validity discrepancy in seconds\n");
579 BIO_printf (bio_err, "-status_age n maximum status age in seconds\n");
580 BIO_printf (bio_err, "-noverify don't verify response at all\n");
581 BIO_printf (bio_err, "-verify_other file additional certificates to search for signer\n");
582 BIO_printf (bio_err, "-trust_other don't verify additional certificates\n");
583 BIO_printf (bio_err, "-no_intern don't search certificates contained in response for signer\n");
584 BIO_printf (bio_err, "-no_signature_verify don't check signature on response\n");
585 BIO_printf (bio_err, "-no_cert_verify don't check signing certificate\n");
586 BIO_printf (bio_err, "-no_chain don't chain verify response\n");
587 BIO_printf (bio_err, "-no_cert_checks don't do additional checks on signing certificate\n");
588 BIO_printf (bio_err, "-port num port to run responder on\n");
589 BIO_printf (bio_err, "-index file certificate status index file\n");
590 BIO_printf (bio_err, "-CA file CA certificate\n");
591 BIO_printf (bio_err, "-rsigner file responder certificate to sign responses with\n");
592 BIO_printf (bio_err, "-rkey file responder key to sign responses with\n");
593 BIO_printf (bio_err, "-rother file other certificates to include in response\n");
594 BIO_printf (bio_err, "-resp_no_certs don't include any certificates in response\n");
595 BIO_printf (bio_err, "-nmin n number of minutes before next update\n");
596 BIO_printf (bio_err, "-ndays n number of days before next update\n");
597 BIO_printf (bio_err, "-resp_key_id identify reponse by signing certificate key ID\n");
598 BIO_printf (bio_err, "-nrequest n number of requests to accept (default unlimited)\n");
599 BIO_printf (bio_err, "-<dgst alg> use specified digest in the request");
603 if(outfile) out = BIO_new_file(outfile, "w");
604 else out = BIO_new_fp(stdout, BIO_NOCLOSE);
608 BIO_printf(bio_err, "Error opening output file\n");
612 if (!req && (add_nonce != 2)) add_nonce = 0;
616 derbio = BIO_new_file(reqin, "rb");
619 BIO_printf(bio_err, "Error Opening OCSP request file\n");
622 req = d2i_OCSP_REQUEST_bio(derbio, NULL);
626 BIO_printf(bio_err, "Error reading OCSP request\n");
633 acbio = init_responder(port);
638 if (rsignfile && !rdb)
640 if (!rkeyfile) rkeyfile = rsignfile;
641 rsigner = load_cert(bio_err, rsignfile, FORMAT_PEM,
642 NULL, e, "responder certificate");
645 BIO_printf(bio_err, "Error loading responder certificate\n");
648 rca_cert = load_cert(bio_err, rca_filename, FORMAT_PEM,
649 NULL, e, "CA certificate");
652 rother = load_certs(bio_err, rcertfile, FORMAT_PEM,
653 NULL, e, "responder other certificates");
654 if (!rother) goto end;
656 rkey = load_key(bio_err, rkeyfile, FORMAT_PEM, 0, NULL, NULL,
657 "responder private key");
662 BIO_printf(bio_err, "Waiting for OCSP client connections...\n");
668 if (!do_responder(&req, &cbio, acbio, port))
672 resp = OCSP_response_create(OCSP_RESPONSE_STATUS_MALFORMEDREQUEST, NULL);
673 send_ocsp_response(cbio, resp);
678 if (!req && (signfile || reqout || host || add_nonce || ridx_filename))
680 BIO_printf(bio_err, "Need an OCSP request for this operation!\n");
684 if (req && add_nonce) OCSP_request_add1_nonce(req, NULL, -1);
688 if (!keyfile) keyfile = signfile;
689 signer = load_cert(bio_err, signfile, FORMAT_PEM,
690 NULL, e, "signer certificate");
693 BIO_printf(bio_err, "Error loading signer certificate\n");
698 sign_other = load_certs(bio_err, sign_certfile, FORMAT_PEM,
699 NULL, e, "signer certificates");
700 if (!sign_other) goto end;
702 key = load_key(bio_err, keyfile, FORMAT_PEM, 0, NULL, NULL,
703 "signer private key");
707 if (!OCSP_request_sign(req, signer, key, NULL, sign_other, sign_flags))
709 BIO_printf(bio_err, "Error signing OCSP request\n");
714 if (req_text && req) OCSP_REQUEST_print(out, req, 0);
718 derbio = BIO_new_file(reqout, "wb");
721 BIO_printf(bio_err, "Error opening file %s\n", reqout);
724 i2d_OCSP_REQUEST_bio(derbio, req);
728 if (ridx_filename && (!rkey || !rsigner || !rca_cert))
730 BIO_printf(bio_err, "Need a responder certificate, key and CA for this operation!\n");
734 if (ridx_filename && !rdb)
736 rdb = load_index(ridx_filename, NULL);
738 if (!index_index(rdb)) goto end;
743 i = make_ocsp_response(&resp, req, rdb, rca_cert, rsigner, rkey, rother, rflags, nmin, ndays);
745 send_ocsp_response(cbio, resp);
749 #ifndef OPENSSL_NO_SOCK
750 resp = process_responder(bio_err, req, host, path,
751 port, use_ssl, req_timeout);
755 BIO_printf(bio_err, "Error creating connect BIO - sockets not supported.\n");
761 derbio = BIO_new_file(respin, "rb");
764 BIO_printf(bio_err, "Error Opening OCSP response file\n");
767 resp = d2i_OCSP_RESPONSE_bio(derbio, NULL);
771 BIO_printf(bio_err, "Error reading OCSP response\n");
786 derbio = BIO_new_file(respout, "wb");
789 BIO_printf(bio_err, "Error opening file %s\n", respout);
792 i2d_OCSP_RESPONSE_bio(derbio, resp);
796 i = OCSP_response_status(resp);
798 if (i != OCSP_RESPONSE_STATUS_SUCCESSFUL)
800 BIO_printf(out, "Responder Error: %s (%d)\n",
801 OCSP_response_status_str(i), i);
808 if (resp_text) OCSP_RESPONSE_print(out, resp, 0);
810 /* If running as responder don't verify our own response */
813 if (accept_count > 0)
815 /* Redo if more connections needed */
820 OCSP_REQUEST_free(req);
822 OCSP_RESPONSE_free(resp);
830 store = setup_verify(bio_err, CAfile, CApath);
835 verify_other = load_certs(bio_err, verify_certfile, FORMAT_PEM,
836 NULL, e, "validator certificate");
837 if (!verify_other) goto end;
840 bs = OCSP_response_get1_basic(resp);
844 BIO_printf(bio_err, "Error parsing response\n");
850 if (req && ((i = OCSP_check_nonce(req, bs)) <= 0))
853 BIO_printf(bio_err, "WARNING: no nonce in response\n");
856 BIO_printf(bio_err, "Nonce Verify error\n");
861 i = OCSP_basic_verify(bs, verify_other, store, verify_flags);
862 if (i < 0) i = OCSP_basic_verify(bs, NULL, store, 0);
866 BIO_printf(bio_err, "Response Verify Failure\n");
867 ERR_print_errors(bio_err);
870 BIO_printf(bio_err, "Response verify OK\n");
874 if (!print_ocsp_summary(out, bs, req, reqnames, ids, nsec, maxage))
880 ERR_print_errors(bio_err);
882 X509_STORE_free(store);
893 OCSP_REQUEST_free(req);
894 OCSP_RESPONSE_free(resp);
895 OCSP_BASICRESP_free(bs);
897 sk_OCSP_CERTID_free(ids);
898 sk_X509_pop_free(sign_other, X509_free);
899 sk_X509_pop_free(verify_other, X509_free);
911 static int add_ocsp_cert(OCSP_REQUEST **req, X509 *cert, const EVP_MD *cert_id_md,X509 *issuer,
912 STACK_OF(OCSP_CERTID) *ids)
917 BIO_printf(bio_err, "No issuer certificate specified\n");
920 if(!*req) *req = OCSP_REQUEST_new();
922 id = OCSP_cert_to_id(cert_id_md, cert, issuer);
923 if(!id || !sk_OCSP_CERTID_push(ids, id)) goto err;
924 if(!OCSP_request_add0_id(*req, id)) goto err;
928 BIO_printf(bio_err, "Error Creating OCSP request\n");
932 static int add_ocsp_serial(OCSP_REQUEST **req, char *serial,const EVP_MD *cert_id_md, X509 *issuer,
933 STACK_OF(OCSP_CERTID) *ids)
937 ASN1_BIT_STRING *ikey;
941 BIO_printf(bio_err, "No issuer certificate specified\n");
944 if(!*req) *req = OCSP_REQUEST_new();
946 iname = X509_get_subject_name(issuer);
947 ikey = X509_get0_pubkey_bitstr(issuer);
948 sno = s2i_ASN1_INTEGER(NULL, serial);
951 BIO_printf(bio_err, "Error converting serial number %s\n", serial);
954 id = OCSP_cert_id_new(cert_id_md, iname, ikey, sno);
955 ASN1_INTEGER_free(sno);
956 if(!id || !sk_OCSP_CERTID_push(ids, id)) goto err;
957 if(!OCSP_request_add0_id(*req, id)) goto err;
961 BIO_printf(bio_err, "Error Creating OCSP request\n");
965 static int print_ocsp_summary(BIO *out, OCSP_BASICRESP *bs, OCSP_REQUEST *req,
966 STACK *names, STACK_OF(OCSP_CERTID) *ids,
967 long nsec, long maxage)
975 ASN1_GENERALIZEDTIME *rev, *thisupd, *nextupd;
977 if (!bs || !req || !sk_num(names) || !sk_OCSP_CERTID_num(ids))
980 for (i = 0; i < sk_OCSP_CERTID_num(ids); i++)
982 id = sk_OCSP_CERTID_value(ids, i);
983 name = sk_value(names, i);
984 BIO_printf(out, "%s: ", name);
986 if(!OCSP_resp_find_status(bs, id, &status, &reason,
987 &rev, &thisupd, &nextupd))
989 BIO_puts(out, "ERROR: No Status found.\n");
993 /* Check validity: if invalid write to output BIO so we
994 * know which response this refers to.
996 if (!OCSP_check_validity(thisupd, nextupd, nsec, maxage))
998 BIO_puts(out, "WARNING: Status times invalid.\n");
999 ERR_print_errors(out);
1001 BIO_printf(out, "%s\n", OCSP_cert_status_str(status));
1003 BIO_puts(out, "\tThis Update: ");
1004 ASN1_GENERALIZEDTIME_print(out, thisupd);
1005 BIO_puts(out, "\n");
1009 BIO_puts(out, "\tNext Update: ");
1010 ASN1_GENERALIZEDTIME_print(out, nextupd);
1011 BIO_puts(out, "\n");
1014 if (status != V_OCSP_CERTSTATUS_REVOKED)
1018 BIO_printf(out, "\tReason: %s\n",
1019 OCSP_crl_reason_str(reason));
1021 BIO_puts(out, "\tRevocation Time: ");
1022 ASN1_GENERALIZEDTIME_print(out, rev);
1023 BIO_puts(out, "\n");
1030 static int make_ocsp_response(OCSP_RESPONSE **resp, OCSP_REQUEST *req, CA_DB *db,
1031 X509 *ca, X509 *rcert, EVP_PKEY *rkey,
1032 STACK_OF(X509) *rother, unsigned long flags,
1033 int nmin, int ndays)
1035 ASN1_TIME *thisupd = NULL, *nextupd = NULL;
1036 OCSP_CERTID *cid, *ca_id = NULL;
1037 OCSP_BASICRESP *bs = NULL;
1038 int i, id_count, ret = 1;
1040 id_count = OCSP_request_onereq_count(req);
1044 *resp = OCSP_response_create(OCSP_RESPONSE_STATUS_MALFORMEDREQUEST, NULL);
1049 bs = OCSP_BASICRESP_new();
1050 thisupd = X509_gmtime_adj(NULL, 0);
1052 nextupd = X509_gmtime_adj(NULL, nmin * 60 + ndays * 3600 * 24 );
1054 /* Examine each certificate id in the request */
1055 for (i = 0; i < id_count; i++)
1058 ASN1_INTEGER *serial;
1060 ASN1_OBJECT *cert_id_md_oid;
1061 const EVP_MD *cert_id_md;
1062 one = OCSP_request_onereq_get0(req, i);
1063 cid = OCSP_onereq_get0_id(one);
1065 OCSP_id_get0_info(NULL,&cert_id_md_oid, NULL,NULL, cid);
1067 cert_id_md = EVP_get_digestbyobj(cert_id_md_oid);
1070 *resp = OCSP_response_create(OCSP_RESPONSE_STATUS_INTERNALERROR,
1074 if (ca_id) OCSP_CERTID_free(ca_id);
1075 ca_id = OCSP_cert_to_id(cert_id_md, NULL, ca);
1077 /* Is this request about our CA? */
1078 if (OCSP_id_issuer_cmp(ca_id, cid))
1080 OCSP_basic_add1_status(bs, cid,
1081 V_OCSP_CERTSTATUS_UNKNOWN,
1086 OCSP_id_get0_info(NULL, NULL, NULL, &serial, cid);
1087 inf = lookup_serial(db, serial);
1089 OCSP_basic_add1_status(bs, cid,
1090 V_OCSP_CERTSTATUS_UNKNOWN,
1093 else if (inf[DB_type][0] == DB_TYPE_VAL)
1094 OCSP_basic_add1_status(bs, cid,
1095 V_OCSP_CERTSTATUS_GOOD,
1098 else if (inf[DB_type][0] == DB_TYPE_REV)
1100 ASN1_OBJECT *inst = NULL;
1101 ASN1_TIME *revtm = NULL;
1102 ASN1_GENERALIZEDTIME *invtm = NULL;
1103 OCSP_SINGLERESP *single;
1105 unpack_revinfo(&revtm, &reason, &inst, &invtm, inf[DB_rev_date]);
1106 single = OCSP_basic_add1_status(bs, cid,
1107 V_OCSP_CERTSTATUS_REVOKED,
1111 OCSP_SINGLERESP_add1_ext_i2d(single, NID_invalidity_date, invtm, 0, 0);
1113 OCSP_SINGLERESP_add1_ext_i2d(single, NID_hold_instruction_code, inst, 0, 0);
1114 ASN1_OBJECT_free(inst);
1115 ASN1_TIME_free(revtm);
1116 ASN1_GENERALIZEDTIME_free(invtm);
1120 OCSP_copy_nonce(bs, req);
1122 OCSP_basic_sign(bs, rcert, rkey, NULL, rother, flags);
1124 *resp = OCSP_response_create(OCSP_RESPONSE_STATUS_SUCCESSFUL, bs);
1127 ASN1_TIME_free(thisupd);
1128 ASN1_TIME_free(nextupd);
1129 OCSP_CERTID_free(ca_id);
1130 OCSP_BASICRESP_free(bs);
1135 static char **lookup_serial(CA_DB *db, ASN1_INTEGER *ser)
1139 char *itmp, *row[DB_NUMBER],**rrow;
1140 for (i = 0; i < DB_NUMBER; i++) row[i] = NULL;
1141 bn = ASN1_INTEGER_to_BN(ser,NULL);
1142 OPENSSL_assert(bn); /* FIXME: should report an error at this point and abort */
1144 itmp = BUF_strdup("00");
1146 itmp = BN_bn2hex(bn);
1147 row[DB_serial] = itmp;
1149 rrow=TXT_DB_get_by_index(db->db,DB_serial,row);
1154 /* Quick and dirty OCSP server: read in and parse input request */
1156 static BIO *init_responder(char *port)
1158 BIO *acbio = NULL, *bufbio = NULL;
1159 bufbio = BIO_new(BIO_f_buffer());
1162 #ifndef OPENSSL_NO_SOCK
1163 acbio = BIO_new_accept(port);
1165 BIO_printf(bio_err, "Error setting up accept BIO - sockets not supported.\n");
1169 BIO_set_accept_bios(acbio, bufbio);
1172 if (BIO_do_accept(acbio) <= 0)
1174 BIO_printf(bio_err, "Error setting up accept BIO\n");
1175 ERR_print_errors(bio_err);
1182 BIO_free_all(acbio);
1187 static int do_responder(OCSP_REQUEST **preq, BIO **pcbio, BIO *acbio, char *port)
1189 int have_post = 0, len;
1190 OCSP_REQUEST *req = NULL;
1194 if (BIO_do_accept(acbio) <= 0)
1196 BIO_printf(bio_err, "Error accepting connection\n");
1197 ERR_print_errors(bio_err);
1201 cbio = BIO_pop(acbio);
1206 len = BIO_gets(cbio, inbuf, sizeof inbuf);
1209 /* Look for "POST" signalling start of query */
1212 if(strncmp(inbuf, "POST", 4))
1214 BIO_printf(bio_err, "Invalid request\n");
1219 /* Look for end of headers */
1220 if ((inbuf[0] == '\r') || (inbuf[0] == '\n'))
1224 /* Try to read OCSP request */
1226 req = d2i_OCSP_REQUEST_bio(cbio, NULL);
1230 BIO_printf(bio_err, "Error parsing OCSP request\n");
1231 ERR_print_errors(bio_err);
1240 static int send_ocsp_response(BIO *cbio, OCSP_RESPONSE *resp)
1243 "HTTP/1.0 200 OK\r\nContent-type: application/ocsp-response\r\n"
1244 "Content-Length: %d\r\n\r\n";
1247 BIO_printf(cbio, http_resp, i2d_OCSP_RESPONSE(resp, NULL));
1248 i2d_OCSP_RESPONSE_bio(cbio, resp);
1249 (void)BIO_flush(cbio);
1253 static OCSP_RESPONSE *query_responder(BIO *err, BIO *cbio, char *path,
1254 OCSP_REQUEST *req, int req_timeout)
1258 OCSP_REQ_CTX *ctx = NULL;
1259 OCSP_RESPONSE *rsp = NULL;
1263 if (req_timeout != -1)
1264 BIO_set_nbio(cbio, 1);
1266 rv = BIO_do_connect(cbio);
1268 if ((rv <= 0) && ((req_timeout == -1) || !BIO_should_retry(cbio)))
1270 BIO_puts(err, "Error connecting BIO\n");
1274 if (req_timeout == -1)
1275 return OCSP_sendreq_bio(cbio, path, req);
1277 if (BIO_get_fd(cbio, &fd) <= 0)
1279 BIO_puts(err, "Can't get connection fd\n");
1286 openssl_fdset(fd, &confds);
1288 tv.tv_sec = req_timeout;
1289 rv = select(fd + 1, NULL, (void *)&confds, NULL, &tv);
1292 BIO_puts(err, "Timeout on connect\n");
1298 ctx = OCSP_sendreq_new(cbio, path, req, -1);
1304 rv = OCSP_sendreq_nbio(&rsp, ctx);
1308 openssl_fdset(fd, &confds);
1310 tv.tv_sec = req_timeout;
1311 if (BIO_should_read(cbio))
1312 rv = select(fd + 1, (void *)&confds, NULL, NULL, &tv);
1313 else if (BIO_should_write(cbio))
1314 rv = select(fd + 1, NULL, (void *)&confds, NULL, &tv);
1317 BIO_puts(err, "Unexpected retry condition\n");
1322 BIO_puts(err, "Timeout on request\n");
1327 BIO_puts(err, "Select error\n");
1334 OCSP_REQ_CTX_free(ctx);
1339 OCSP_RESPONSE *process_responder(BIO *err, OCSP_REQUEST *req,
1340 char *host, char *path, char *port, int use_ssl,
1344 SSL_CTX *ctx = NULL;
1345 OCSP_RESPONSE *resp = NULL;
1346 cbio = BIO_new_connect(host);
1349 BIO_printf(err, "Error creating connect BIO\n");
1352 if (port) BIO_set_conn_port(cbio, port);
1356 #if !defined(OPENSSL_NO_SSL2) && !defined(OPENSSL_NO_SSL3)
1357 ctx = SSL_CTX_new(SSLv23_client_method());
1358 #elif !defined(OPENSSL_NO_SSL3)
1359 ctx = SSL_CTX_new(SSLv3_client_method());
1360 #elif !defined(OPENSSL_NO_SSL2)
1361 ctx = SSL_CTX_new(SSLv2_client_method());
1363 BIO_printf(err, "SSL is disabled\n");
1368 BIO_printf(err, "Error creating SSL context.\n");
1371 SSL_CTX_set_mode(ctx, SSL_MODE_AUTO_RETRY);
1372 sbio = BIO_new_ssl(ctx, 1);
1373 cbio = BIO_push(sbio, cbio);
1375 resp = query_responder(err, cbio, path, req, req_timeout);
1377 BIO_printf(bio_err, "Error querying OCSP responsder\n");