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/* $OpenBSD: ocsp.c,v 1.8 2016/04/26 09:37:59 semarie Exp $ */ |
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/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL |
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* project 2000. |
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*/ |
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/* ==================================================================== |
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* Copyright (c) 1999 The OpenSSL Project. All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions |
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* are met: |
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* |
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* 1. Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* |
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* 2. Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in |
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* the documentation and/or other materials provided with the |
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* distribution. |
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* |
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* 3. All advertising materials mentioning features or use of this |
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* software must display the following acknowledgment: |
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* "This product includes software developed by the OpenSSL Project |
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* for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" |
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* |
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* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to |
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* endorse or promote products derived from this software without |
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* prior written permission. For written permission, please contact |
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* licensing@OpenSSL.org. |
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* |
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* 5. Products derived from this software may not be called "OpenSSL" |
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* nor may "OpenSSL" appear in their names without prior written |
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* permission of the OpenSSL Project. |
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* |
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* 6. Redistributions of any form whatsoever must retain the following |
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* acknowledgment: |
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* "This product includes software developed by the OpenSSL Project |
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* for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY |
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* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR |
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED |
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* OF THE POSSIBILITY OF SUCH DAMAGE. |
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* ==================================================================== |
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* |
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* This product includes cryptographic software written by Eric Young |
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* (eay@cryptsoft.com). This product includes software written by Tim |
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* Hudson (tjh@cryptsoft.com). |
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* |
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*/ |
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#ifndef OPENSSL_NO_OCSP |
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#include <sys/types.h> |
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#include <stdio.h> |
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#include <stdlib.h> |
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#include <limits.h> |
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#include <string.h> |
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#include <poll.h> |
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#include <time.h> |
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/* Needs to be included before the openssl headers! */ |
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#include "apps.h" |
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#include <openssl/bn.h> |
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#include <openssl/crypto.h> |
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#include <openssl/err.h> |
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#include <openssl/evp.h> |
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#include <openssl/ssl.h> |
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#include <openssl/x509v3.h> |
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|
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/* Maximum leeway in validity period: default 5 minutes */ |
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#define MAX_VALIDITY_PERIOD (5 * 60) |
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static int |
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add_ocsp_cert(OCSP_REQUEST ** req, X509 * cert, const EVP_MD * cert_id_md, X509 * issuer, |
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STACK_OF(OCSP_CERTID) * ids); |
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static int add_ocsp_serial(OCSP_REQUEST ** req, char *serial, const EVP_MD * cert_id_md, X509 * issuer, |
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STACK_OF(OCSP_CERTID) * ids); |
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static int print_ocsp_summary(BIO * out, OCSP_BASICRESP * bs, OCSP_REQUEST * req, |
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STACK_OF(OPENSSL_STRING) * names, |
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STACK_OF(OCSP_CERTID) * ids, long nsec, |
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long maxage); |
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static int make_ocsp_response(OCSP_RESPONSE ** resp, OCSP_REQUEST * req, CA_DB * db, |
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X509 * ca, X509 * rcert, EVP_PKEY * rkey, |
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STACK_OF(X509) * rother, unsigned long flags, |
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int nmin, int ndays); |
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|
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static char **lookup_serial(CA_DB * db, ASN1_INTEGER * ser); |
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static BIO *init_responder(char *port); |
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static int do_responder(OCSP_REQUEST ** preq, BIO ** pcbio, BIO * acbio, char *port); |
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static int send_ocsp_response(BIO * cbio, OCSP_RESPONSE * resp); |
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static OCSP_RESPONSE *query_responder(BIO * err, BIO * cbio, char *path, |
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STACK_OF(CONF_VALUE) * headers, |
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OCSP_REQUEST * req, int req_timeout); |
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int |
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ocsp_main(int argc, char **argv) |
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{ |
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char **args; |
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char *host = NULL, *port = NULL, *path = "/"; |
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char *reqin = NULL, *respin = NULL; |
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char *reqout = NULL, *respout = NULL; |
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char *signfile = NULL, *keyfile = NULL; |
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char *rsignfile = NULL, *rkeyfile = NULL; |
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char *outfile = NULL; |
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int add_nonce = 1, noverify = 0, use_ssl = -1; |
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STACK_OF(CONF_VALUE) * headers = NULL; |
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OCSP_REQUEST *req = NULL; |
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OCSP_RESPONSE *resp = NULL; |
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OCSP_BASICRESP *bs = NULL; |
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X509 *issuer = NULL, *cert = NULL; |
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X509 *signer = NULL, *rsigner = NULL; |
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EVP_PKEY *key = NULL, *rkey = NULL; |
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BIO *acbio = NULL, *cbio = NULL; |
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BIO *derbio = NULL; |
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BIO *out = NULL; |
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int req_timeout = -1; |
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int req_text = 0, resp_text = 0; |
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long nsec = MAX_VALIDITY_PERIOD, maxage = -1; |
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char *CAfile = NULL, *CApath = NULL; |
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X509_STORE *store = NULL; |
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STACK_OF(X509) * sign_other = NULL, *verify_other = NULL, *rother = NULL; |
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char *sign_certfile = NULL, *verify_certfile = NULL, *rcertfile = NULL; |
133 |
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unsigned long sign_flags = 0, verify_flags = 0, rflags = 0; |
134 |
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int ret = 1; |
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int accept_count = -1; |
136 |
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int badarg = 0; |
137 |
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int i; |
138 |
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int ignore_err = 0; |
139 |
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STACK_OF(OPENSSL_STRING) * reqnames = NULL; |
140 |
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STACK_OF(OCSP_CERTID) * ids = NULL; |
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X509 *rca_cert = NULL; |
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char *ridx_filename = NULL; |
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char *rca_filename = NULL; |
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CA_DB *rdb = NULL; |
145 |
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int nmin = 0, ndays = -1; |
146 |
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const EVP_MD *cert_id_md = NULL; |
147 |
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const char *errstr = NULL; |
148 |
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|
149 |
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if (single_execution) { |
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if (pledge("stdio inet dns rpath wpath cpath", NULL) == -1) { |
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perror("pledge"); |
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exit(1); |
153 |
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} |
154 |
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} |
155 |
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args = argv + 1; |
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reqnames = sk_OPENSSL_STRING_new_null(); |
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ids = sk_OCSP_CERTID_new_null(); |
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while (!badarg && *args && *args[0] == '-') { |
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if (!strcmp(*args, "-out")) { |
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if (args[1]) { |
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args++; |
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outfile = *args; |
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} else |
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badarg = 1; |
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} else if (!strcmp(*args, "-timeout")) { |
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if (args[1]) { |
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args++; |
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req_timeout = strtonum(*args, 0, |
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INT_MAX, &errstr); |
171 |
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if (errstr) { |
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BIO_printf(bio_err, |
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"Illegal timeout value %s: %s\n", |
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*args, errstr); |
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badarg = 1; |
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} |
177 |
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} else |
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badarg = 1; |
179 |
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} else if (!strcmp(*args, "-url")) { |
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if (args[1]) { |
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args++; |
182 |
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if (!OCSP_parse_url(*args, &host, &port, &path, &use_ssl)) { |
183 |
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BIO_printf(bio_err, "Error parsing URL\n"); |
184 |
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badarg = 1; |
185 |
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} |
186 |
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} else |
187 |
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badarg = 1; |
188 |
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} else if (!strcmp(*args, "-host")) { |
189 |
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if (args[1]) { |
190 |
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args++; |
191 |
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host = *args; |
192 |
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} else |
193 |
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badarg = 1; |
194 |
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} else if (!strcmp(*args, "-port")) { |
195 |
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if (args[1]) { |
196 |
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args++; |
197 |
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port = *args; |
198 |
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} else |
199 |
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badarg = 1; |
200 |
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} else if (!strcmp(*args, "-header")) { |
201 |
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if (args[1] && args[2]) { |
202 |
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if (!X509V3_add_value(args[1], args[2], &headers)) |
203 |
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goto end; |
204 |
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args += 2; |
205 |
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} else |
206 |
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badarg = 1; |
207 |
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} else if (!strcmp(*args, "-ignore_err")) |
208 |
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ignore_err = 1; |
209 |
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else if (!strcmp(*args, "-noverify")) |
210 |
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noverify = 1; |
211 |
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else if (!strcmp(*args, "-nonce")) |
212 |
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add_nonce = 2; |
213 |
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else if (!strcmp(*args, "-no_nonce")) |
214 |
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add_nonce = 0; |
215 |
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else if (!strcmp(*args, "-resp_no_certs")) |
216 |
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rflags |= OCSP_NOCERTS; |
217 |
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else if (!strcmp(*args, "-resp_key_id")) |
218 |
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rflags |= OCSP_RESPID_KEY; |
219 |
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else if (!strcmp(*args, "-no_certs")) |
220 |
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sign_flags |= OCSP_NOCERTS; |
221 |
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else if (!strcmp(*args, "-no_signature_verify")) |
222 |
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verify_flags |= OCSP_NOSIGS; |
223 |
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else if (!strcmp(*args, "-no_cert_verify")) |
224 |
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verify_flags |= OCSP_NOVERIFY; |
225 |
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else if (!strcmp(*args, "-no_chain")) |
226 |
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verify_flags |= OCSP_NOCHAIN; |
227 |
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else if (!strcmp(*args, "-no_cert_checks")) |
228 |
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verify_flags |= OCSP_NOCHECKS; |
229 |
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else if (!strcmp(*args, "-no_explicit")) |
230 |
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verify_flags |= OCSP_NOEXPLICIT; |
231 |
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else if (!strcmp(*args, "-trust_other")) |
232 |
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verify_flags |= OCSP_TRUSTOTHER; |
233 |
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else if (!strcmp(*args, "-no_intern")) |
234 |
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verify_flags |= OCSP_NOINTERN; |
235 |
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else if (!strcmp(*args, "-text")) { |
236 |
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req_text = 1; |
237 |
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resp_text = 1; |
238 |
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} else if (!strcmp(*args, "-req_text")) |
239 |
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req_text = 1; |
240 |
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else if (!strcmp(*args, "-resp_text")) |
241 |
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resp_text = 1; |
242 |
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else if (!strcmp(*args, "-reqin")) { |
243 |
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if (args[1]) { |
244 |
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args++; |
245 |
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reqin = *args; |
246 |
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} else |
247 |
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badarg = 1; |
248 |
|
|
} else if (!strcmp(*args, "-respin")) { |
249 |
|
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if (args[1]) { |
250 |
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args++; |
251 |
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respin = *args; |
252 |
|
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} else |
253 |
|
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badarg = 1; |
254 |
|
|
} else if (!strcmp(*args, "-signer")) { |
255 |
|
|
if (args[1]) { |
256 |
|
|
args++; |
257 |
|
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signfile = *args; |
258 |
|
|
} else |
259 |
|
|
badarg = 1; |
260 |
|
|
} else if (!strcmp(*args, "-VAfile")) { |
261 |
|
|
if (args[1]) { |
262 |
|
|
args++; |
263 |
|
|
verify_certfile = *args; |
264 |
|
|
verify_flags |= OCSP_TRUSTOTHER; |
265 |
|
|
} else |
266 |
|
|
badarg = 1; |
267 |
|
|
} else if (!strcmp(*args, "-sign_other")) { |
268 |
|
|
if (args[1]) { |
269 |
|
|
args++; |
270 |
|
|
sign_certfile = *args; |
271 |
|
|
} else |
272 |
|
|
badarg = 1; |
273 |
|
|
} else if (!strcmp(*args, "-verify_other")) { |
274 |
|
|
if (args[1]) { |
275 |
|
|
args++; |
276 |
|
|
verify_certfile = *args; |
277 |
|
|
} else |
278 |
|
|
badarg = 1; |
279 |
|
|
} else if (!strcmp(*args, "-CAfile")) { |
280 |
|
|
if (args[1]) { |
281 |
|
|
args++; |
282 |
|
|
CAfile = *args; |
283 |
|
|
} else |
284 |
|
|
badarg = 1; |
285 |
|
|
} else if (!strcmp(*args, "-CApath")) { |
286 |
|
|
if (args[1]) { |
287 |
|
|
args++; |
288 |
|
|
CApath = *args; |
289 |
|
|
} else |
290 |
|
|
badarg = 1; |
291 |
|
|
} else if (!strcmp(*args, "-validity_period")) { |
292 |
|
|
if (args[1]) { |
293 |
|
|
args++; |
294 |
|
|
nsec = strtonum(*args, 0, LONG_MAX, &errstr); |
295 |
|
|
if (errstr) { |
296 |
|
|
BIO_printf(bio_err, |
297 |
|
|
"Illegal validity period %s: %s\n", |
298 |
|
|
*args, errstr); |
299 |
|
|
badarg = 1; |
300 |
|
|
} |
301 |
|
|
} else |
302 |
|
|
badarg = 1; |
303 |
|
|
} else if (!strcmp(*args, "-status_age")) { |
304 |
|
|
if (args[1]) { |
305 |
|
|
args++; |
306 |
|
|
maxage = strtonum(*args, 0, LONG_MAX, &errstr); |
307 |
|
|
if (errstr) { |
308 |
|
|
BIO_printf(bio_err, |
309 |
|
|
"Illegal validity age %s: %s\n", |
310 |
|
|
*args, errstr); |
311 |
|
|
badarg = 1; |
312 |
|
|
} |
313 |
|
|
} else |
314 |
|
|
badarg = 1; |
315 |
|
|
} else if (!strcmp(*args, "-signkey")) { |
316 |
|
|
if (args[1]) { |
317 |
|
|
args++; |
318 |
|
|
keyfile = *args; |
319 |
|
|
} else |
320 |
|
|
badarg = 1; |
321 |
|
|
} else if (!strcmp(*args, "-reqout")) { |
322 |
|
|
if (args[1]) { |
323 |
|
|
args++; |
324 |
|
|
reqout = *args; |
325 |
|
|
} else |
326 |
|
|
badarg = 1; |
327 |
|
|
} else if (!strcmp(*args, "-respout")) { |
328 |
|
|
if (args[1]) { |
329 |
|
|
args++; |
330 |
|
|
respout = *args; |
331 |
|
|
} else |
332 |
|
|
badarg = 1; |
333 |
|
|
} else if (!strcmp(*args, "-path")) { |
334 |
|
|
if (args[1]) { |
335 |
|
|
args++; |
336 |
|
|
path = *args; |
337 |
|
|
} else |
338 |
|
|
badarg = 1; |
339 |
|
|
} else if (!strcmp(*args, "-issuer")) { |
340 |
|
|
if (args[1]) { |
341 |
|
|
args++; |
342 |
|
|
X509_free(issuer); |
343 |
|
|
issuer = load_cert(bio_err, *args, FORMAT_PEM, |
344 |
|
|
NULL, "issuer certificate"); |
345 |
|
|
if (!issuer) |
346 |
|
|
goto end; |
347 |
|
|
} else |
348 |
|
|
badarg = 1; |
349 |
|
|
} else if (!strcmp(*args, "-cert")) { |
350 |
|
|
if (args[1]) { |
351 |
|
|
args++; |
352 |
|
|
X509_free(cert); |
353 |
|
|
cert = load_cert(bio_err, *args, FORMAT_PEM, |
354 |
|
|
NULL, "certificate"); |
355 |
|
|
if (!cert) |
356 |
|
|
goto end; |
357 |
|
|
if (!cert_id_md) |
358 |
|
|
cert_id_md = EVP_sha1(); |
359 |
|
|
if (!add_ocsp_cert(&req, cert, cert_id_md, issuer, ids)) |
360 |
|
|
goto end; |
361 |
|
|
if (!sk_OPENSSL_STRING_push(reqnames, *args)) |
362 |
|
|
goto end; |
363 |
|
|
} else |
364 |
|
|
badarg = 1; |
365 |
|
|
} else if (!strcmp(*args, "-serial")) { |
366 |
|
|
if (args[1]) { |
367 |
|
|
args++; |
368 |
|
|
if (!cert_id_md) |
369 |
|
|
cert_id_md = EVP_sha1(); |
370 |
|
|
if (!add_ocsp_serial(&req, *args, cert_id_md, issuer, ids)) |
371 |
|
|
goto end; |
372 |
|
|
if (!sk_OPENSSL_STRING_push(reqnames, *args)) |
373 |
|
|
goto end; |
374 |
|
|
} else |
375 |
|
|
badarg = 1; |
376 |
|
|
} else if (!strcmp(*args, "-index")) { |
377 |
|
|
if (args[1]) { |
378 |
|
|
args++; |
379 |
|
|
ridx_filename = *args; |
380 |
|
|
} else |
381 |
|
|
badarg = 1; |
382 |
|
|
} else if (!strcmp(*args, "-CA")) { |
383 |
|
|
if (args[1]) { |
384 |
|
|
args++; |
385 |
|
|
rca_filename = *args; |
386 |
|
|
} else |
387 |
|
|
badarg = 1; |
388 |
|
|
} else if (!strcmp(*args, "-nmin")) { |
389 |
|
|
if (args[1]) { |
390 |
|
|
args++; |
391 |
|
|
nmin = strtonum(*args, 0, INT_MAX, &errstr); |
392 |
|
|
if (errstr) { |
393 |
|
|
BIO_printf(bio_err, |
394 |
|
|
"Illegal update period %s: %s\n", |
395 |
|
|
*args, errstr); |
396 |
|
|
badarg = 1; |
397 |
|
|
} |
398 |
|
|
} |
399 |
|
|
if (ndays == -1) |
400 |
|
|
ndays = 0; |
401 |
|
|
else |
402 |
|
|
badarg = 1; |
403 |
|
|
} else if (!strcmp(*args, "-nrequest")) { |
404 |
|
|
if (args[1]) { |
405 |
|
|
args++; |
406 |
|
|
accept_count = strtonum(*args, 0, INT_MAX, &errstr); |
407 |
|
|
if (errstr) { |
408 |
|
|
BIO_printf(bio_err, |
409 |
|
|
"Illegal accept count %s: %s\n", |
410 |
|
|
*args, errstr); |
411 |
|
|
badarg = 1; |
412 |
|
|
} |
413 |
|
|
} else |
414 |
|
|
badarg = 1; |
415 |
|
|
} else if (!strcmp(*args, "-ndays")) { |
416 |
|
|
if (args[1]) { |
417 |
|
|
args++; |
418 |
|
|
ndays = strtonum(*args, 0, INT_MAX, &errstr); |
419 |
|
|
if (errstr) { |
420 |
|
|
BIO_printf(bio_err, |
421 |
|
|
"Illegal update period %s: %s\n", |
422 |
|
|
*args, errstr); |
423 |
|
|
badarg = 1; |
424 |
|
|
} |
425 |
|
|
} else |
426 |
|
|
badarg = 1; |
427 |
|
|
} else if (!strcmp(*args, "-rsigner")) { |
428 |
|
|
if (args[1]) { |
429 |
|
|
args++; |
430 |
|
|
rsignfile = *args; |
431 |
|
|
} else |
432 |
|
|
badarg = 1; |
433 |
|
|
} else if (!strcmp(*args, "-rkey")) { |
434 |
|
|
if (args[1]) { |
435 |
|
|
args++; |
436 |
|
|
rkeyfile = *args; |
437 |
|
|
} else |
438 |
|
|
badarg = 1; |
439 |
|
|
} else if (!strcmp(*args, "-rother")) { |
440 |
|
|
if (args[1]) { |
441 |
|
|
args++; |
442 |
|
|
rcertfile = *args; |
443 |
|
|
} else |
444 |
|
|
badarg = 1; |
445 |
|
|
} else if ((cert_id_md = EVP_get_digestbyname((*args) + 1)) == NULL) { |
446 |
|
|
badarg = 1; |
447 |
|
|
} |
448 |
|
|
args++; |
449 |
|
|
} |
450 |
|
|
|
451 |
|
|
/* Have we anything to do? */ |
452 |
|
|
if (!req && !reqin && !respin && !(port && ridx_filename)) |
453 |
|
|
badarg = 1; |
454 |
|
|
|
455 |
|
|
if (badarg) { |
456 |
|
|
BIO_printf(bio_err, "OCSP utility\n"); |
457 |
|
|
BIO_printf(bio_err, "Usage ocsp [options]\n"); |
458 |
|
|
BIO_printf(bio_err, "where options are\n"); |
459 |
|
|
BIO_printf(bio_err, "-out file output filename\n"); |
460 |
|
|
BIO_printf(bio_err, "-issuer file issuer certificate\n"); |
461 |
|
|
BIO_printf(bio_err, "-cert file certificate to check\n"); |
462 |
|
|
BIO_printf(bio_err, "-serial n serial number to check\n"); |
463 |
|
|
BIO_printf(bio_err, "-signer file certificate to sign OCSP request with\n"); |
464 |
|
|
BIO_printf(bio_err, "-signkey file private key to sign OCSP request with\n"); |
465 |
|
|
BIO_printf(bio_err, "-sign_other file additional certificates to include in signed request\n"); |
466 |
|
|
BIO_printf(bio_err, "-no_certs don't include any certificates in signed request\n"); |
467 |
|
|
BIO_printf(bio_err, "-req_text print text form of request\n"); |
468 |
|
|
BIO_printf(bio_err, "-resp_text print text form of response\n"); |
469 |
|
|
BIO_printf(bio_err, "-text print text form of request and response\n"); |
470 |
|
|
BIO_printf(bio_err, "-reqout file write DER encoded OCSP request to \"file\"\n"); |
471 |
|
|
BIO_printf(bio_err, "-respout file write DER encoded OCSP reponse to \"file\"\n"); |
472 |
|
|
BIO_printf(bio_err, "-reqin file read DER encoded OCSP request from \"file\"\n"); |
473 |
|
|
BIO_printf(bio_err, "-respin file read DER encoded OCSP reponse from \"file\"\n"); |
474 |
|
|
BIO_printf(bio_err, "-nonce add OCSP nonce to request\n"); |
475 |
|
|
BIO_printf(bio_err, "-no_nonce don't add OCSP nonce to request\n"); |
476 |
|
|
BIO_printf(bio_err, "-url URL OCSP responder URL\n"); |
477 |
|
|
BIO_printf(bio_err, "-host host:n send OCSP request to host on port n\n"); |
478 |
|
|
BIO_printf(bio_err, "-path path to use in OCSP request\n"); |
479 |
|
|
BIO_printf(bio_err, "-CApath dir trusted certificates directory\n"); |
480 |
|
|
BIO_printf(bio_err, "-CAfile file trusted certificates file\n"); |
481 |
|
|
BIO_printf(bio_err, "-VAfile file validator certificates file\n"); |
482 |
|
|
BIO_printf(bio_err, "-validity_period n maximum validity discrepancy in seconds\n"); |
483 |
|
|
BIO_printf(bio_err, "-status_age n maximum status age in seconds\n"); |
484 |
|
|
BIO_printf(bio_err, "-noverify don't verify response at all\n"); |
485 |
|
|
BIO_printf(bio_err, "-verify_other file additional certificates to search for signer\n"); |
486 |
|
|
BIO_printf(bio_err, "-trust_other don't verify additional certificates\n"); |
487 |
|
|
BIO_printf(bio_err, "-no_intern don't search certificates contained in response for signer\n"); |
488 |
|
|
BIO_printf(bio_err, "-no_signature_verify don't check signature on response\n"); |
489 |
|
|
BIO_printf(bio_err, "-no_cert_verify don't check signing certificate\n"); |
490 |
|
|
BIO_printf(bio_err, "-no_chain don't chain verify response\n"); |
491 |
|
|
BIO_printf(bio_err, "-no_cert_checks don't do additional checks on signing certificate\n"); |
492 |
|
|
BIO_printf(bio_err, "-port num port to run responder on\n"); |
493 |
|
|
BIO_printf(bio_err, "-index file certificate status index file\n"); |
494 |
|
|
BIO_printf(bio_err, "-CA file CA certificate\n"); |
495 |
|
|
BIO_printf(bio_err, "-rsigner file responder certificate to sign responses with\n"); |
496 |
|
|
BIO_printf(bio_err, "-rkey file responder key to sign responses with\n"); |
497 |
|
|
BIO_printf(bio_err, "-rother file other certificates to include in response\n"); |
498 |
|
|
BIO_printf(bio_err, "-resp_no_certs don't include any certificates in response\n"); |
499 |
|
|
BIO_printf(bio_err, "-nmin n number of minutes before next update\n"); |
500 |
|
|
BIO_printf(bio_err, "-ndays n number of days before next update\n"); |
501 |
|
|
BIO_printf(bio_err, "-resp_key_id identify reponse by signing certificate key ID\n"); |
502 |
|
|
BIO_printf(bio_err, "-nrequest n number of requests to accept (default unlimited)\n"); |
503 |
|
|
BIO_printf(bio_err, "-<dgst alg> use specified digest in the request\n"); |
504 |
|
|
goto end; |
505 |
|
|
} |
506 |
|
|
if (outfile) |
507 |
|
|
out = BIO_new_file(outfile, "w"); |
508 |
|
|
else |
509 |
|
|
out = BIO_new_fp(stdout, BIO_NOCLOSE); |
510 |
|
|
|
511 |
|
|
if (!out) { |
512 |
|
|
BIO_printf(bio_err, "Error opening output file\n"); |
513 |
|
|
goto end; |
514 |
|
|
} |
515 |
|
|
if (!req && (add_nonce != 2)) |
516 |
|
|
add_nonce = 0; |
517 |
|
|
|
518 |
|
|
if (!req && reqin) { |
519 |
|
|
derbio = BIO_new_file(reqin, "rb"); |
520 |
|
|
if (!derbio) { |
521 |
|
|
BIO_printf(bio_err, "Error Opening OCSP request file\n"); |
522 |
|
|
goto end; |
523 |
|
|
} |
524 |
|
|
req = d2i_OCSP_REQUEST_bio(derbio, NULL); |
525 |
|
|
BIO_free(derbio); |
526 |
|
|
if (!req) { |
527 |
|
|
BIO_printf(bio_err, "Error reading OCSP request\n"); |
528 |
|
|
goto end; |
529 |
|
|
} |
530 |
|
|
} |
531 |
|
|
if (!req && port) { |
532 |
|
|
acbio = init_responder(port); |
533 |
|
|
if (!acbio) |
534 |
|
|
goto end; |
535 |
|
|
} |
536 |
|
|
if (rsignfile && !rdb) { |
537 |
|
|
if (!rkeyfile) |
538 |
|
|
rkeyfile = rsignfile; |
539 |
|
|
rsigner = load_cert(bio_err, rsignfile, FORMAT_PEM, |
540 |
|
|
NULL, "responder certificate"); |
541 |
|
|
if (!rsigner) { |
542 |
|
|
BIO_printf(bio_err, "Error loading responder certificate\n"); |
543 |
|
|
goto end; |
544 |
|
|
} |
545 |
|
|
rca_cert = load_cert(bio_err, rca_filename, FORMAT_PEM, |
546 |
|
|
NULL, "CA certificate"); |
547 |
|
|
if (rcertfile) { |
548 |
|
|
rother = load_certs(bio_err, rcertfile, FORMAT_PEM, |
549 |
|
|
NULL, "responder other certificates"); |
550 |
|
|
if (!rother) |
551 |
|
|
goto end; |
552 |
|
|
} |
553 |
|
|
rkey = load_key(bio_err, rkeyfile, FORMAT_PEM, 0, NULL, |
554 |
|
|
"responder private key"); |
555 |
|
|
if (!rkey) |
556 |
|
|
goto end; |
557 |
|
|
} |
558 |
|
|
if (acbio) |
559 |
|
|
BIO_printf(bio_err, "Waiting for OCSP client connections...\n"); |
560 |
|
|
|
561 |
|
|
redo_accept: |
562 |
|
|
|
563 |
|
|
if (acbio) { |
564 |
|
|
if (!do_responder(&req, &cbio, acbio, port)) |
565 |
|
|
goto end; |
566 |
|
|
if (!req) { |
567 |
|
|
resp = OCSP_response_create(OCSP_RESPONSE_STATUS_MALFORMEDREQUEST, NULL); |
568 |
|
|
send_ocsp_response(cbio, resp); |
569 |
|
|
goto done_resp; |
570 |
|
|
} |
571 |
|
|
} |
572 |
|
|
if (!req && (signfile || reqout || host || add_nonce || ridx_filename)) { |
573 |
|
|
BIO_printf(bio_err, "Need an OCSP request for this operation!\n"); |
574 |
|
|
goto end; |
575 |
|
|
} |
576 |
|
|
if (req && add_nonce) |
577 |
|
|
OCSP_request_add1_nonce(req, NULL, -1); |
578 |
|
|
|
579 |
|
|
if (signfile) { |
580 |
|
|
if (!keyfile) |
581 |
|
|
keyfile = signfile; |
582 |
|
|
signer = load_cert(bio_err, signfile, FORMAT_PEM, |
583 |
|
|
NULL, "signer certificate"); |
584 |
|
|
if (!signer) { |
585 |
|
|
BIO_printf(bio_err, "Error loading signer certificate\n"); |
586 |
|
|
goto end; |
587 |
|
|
} |
588 |
|
|
if (sign_certfile) { |
589 |
|
|
sign_other = load_certs(bio_err, sign_certfile, FORMAT_PEM, |
590 |
|
|
NULL, "signer certificates"); |
591 |
|
|
if (!sign_other) |
592 |
|
|
goto end; |
593 |
|
|
} |
594 |
|
|
key = load_key(bio_err, keyfile, FORMAT_PEM, 0, NULL, |
595 |
|
|
"signer private key"); |
596 |
|
|
if (!key) |
597 |
|
|
goto end; |
598 |
|
|
|
599 |
|
|
if (!OCSP_request_sign(req, signer, key, NULL, sign_other, sign_flags)) { |
600 |
|
|
BIO_printf(bio_err, "Error signing OCSP request\n"); |
601 |
|
|
goto end; |
602 |
|
|
} |
603 |
|
|
} |
604 |
|
|
if (req_text && req) |
605 |
|
|
OCSP_REQUEST_print(out, req, 0); |
606 |
|
|
|
607 |
|
|
if (reqout) { |
608 |
|
|
derbio = BIO_new_file(reqout, "wb"); |
609 |
|
|
if (!derbio) { |
610 |
|
|
BIO_printf(bio_err, "Error opening file %s\n", reqout); |
611 |
|
|
goto end; |
612 |
|
|
} |
613 |
|
|
i2d_OCSP_REQUEST_bio(derbio, req); |
614 |
|
|
BIO_free(derbio); |
615 |
|
|
} |
616 |
|
|
if (ridx_filename && (!rkey || !rsigner || !rca_cert)) { |
617 |
|
|
BIO_printf(bio_err, "Need a responder certificate, key and CA for this operation!\n"); |
618 |
|
|
goto end; |
619 |
|
|
} |
620 |
|
|
if (ridx_filename && !rdb) { |
621 |
|
|
rdb = load_index(ridx_filename, NULL); |
622 |
|
|
if (!rdb) |
623 |
|
|
goto end; |
624 |
|
|
if (!index_index(rdb)) |
625 |
|
|
goto end; |
626 |
|
|
} |
627 |
|
|
if (rdb) { |
628 |
|
|
i = make_ocsp_response(&resp, req, rdb, rca_cert, rsigner, rkey, rother, rflags, nmin, ndays); |
629 |
|
|
if (cbio) |
630 |
|
|
send_ocsp_response(cbio, resp); |
631 |
|
|
} else if (host) { |
632 |
|
|
resp = process_responder(bio_err, req, host, path, |
633 |
|
|
port, use_ssl, headers, req_timeout); |
634 |
|
|
if (!resp) |
635 |
|
|
goto end; |
636 |
|
|
} else if (respin) { |
637 |
|
|
derbio = BIO_new_file(respin, "rb"); |
638 |
|
|
if (!derbio) { |
639 |
|
|
BIO_printf(bio_err, "Error Opening OCSP response file\n"); |
640 |
|
|
goto end; |
641 |
|
|
} |
642 |
|
|
resp = d2i_OCSP_RESPONSE_bio(derbio, NULL); |
643 |
|
|
BIO_free(derbio); |
644 |
|
|
if (!resp) { |
645 |
|
|
BIO_printf(bio_err, "Error reading OCSP response\n"); |
646 |
|
|
goto end; |
647 |
|
|
} |
648 |
|
|
} else { |
649 |
|
|
ret = 0; |
650 |
|
|
goto end; |
651 |
|
|
} |
652 |
|
|
|
653 |
|
|
done_resp: |
654 |
|
|
|
655 |
|
|
if (respout) { |
656 |
|
|
derbio = BIO_new_file(respout, "wb"); |
657 |
|
|
if (!derbio) { |
658 |
|
|
BIO_printf(bio_err, "Error opening file %s\n", respout); |
659 |
|
|
goto end; |
660 |
|
|
} |
661 |
|
|
i2d_OCSP_RESPONSE_bio(derbio, resp); |
662 |
|
|
BIO_free(derbio); |
663 |
|
|
} |
664 |
|
|
i = OCSP_response_status(resp); |
665 |
|
|
|
666 |
|
|
if (i != OCSP_RESPONSE_STATUS_SUCCESSFUL) { |
667 |
|
|
BIO_printf(out, "Responder Error: %s (%d)\n", |
668 |
|
|
OCSP_response_status_str(i), i); |
669 |
|
|
if (ignore_err) |
670 |
|
|
goto redo_accept; |
671 |
|
|
ret = 0; |
672 |
|
|
goto end; |
673 |
|
|
} |
674 |
|
|
if (resp_text) |
675 |
|
|
OCSP_RESPONSE_print(out, resp, 0); |
676 |
|
|
|
677 |
|
|
/* If running as responder don't verify our own response */ |
678 |
|
|
if (cbio) { |
679 |
|
|
if (accept_count > 0) |
680 |
|
|
accept_count--; |
681 |
|
|
/* Redo if more connections needed */ |
682 |
|
|
if (accept_count) { |
683 |
|
|
BIO_free_all(cbio); |
684 |
|
|
cbio = NULL; |
685 |
|
|
OCSP_REQUEST_free(req); |
686 |
|
|
req = NULL; |
687 |
|
|
OCSP_RESPONSE_free(resp); |
688 |
|
|
resp = NULL; |
689 |
|
|
goto redo_accept; |
690 |
|
|
} |
691 |
|
|
goto end; |
692 |
|
|
} |
693 |
|
|
if (!store) |
694 |
|
|
store = setup_verify(bio_err, CAfile, CApath); |
695 |
|
|
if (!store) |
696 |
|
|
goto end; |
697 |
|
|
if (verify_certfile) { |
698 |
|
|
verify_other = load_certs(bio_err, verify_certfile, FORMAT_PEM, |
699 |
|
|
NULL, "validator certificate"); |
700 |
|
|
if (!verify_other) |
701 |
|
|
goto end; |
702 |
|
|
} |
703 |
|
|
bs = OCSP_response_get1_basic(resp); |
704 |
|
|
|
705 |
|
|
if (!bs) { |
706 |
|
|
BIO_printf(bio_err, "Error parsing response\n"); |
707 |
|
|
goto end; |
708 |
|
|
} |
709 |
|
|
if (!noverify) { |
710 |
|
|
if (req && ((i = OCSP_check_nonce(req, bs)) <= 0)) { |
711 |
|
|
if (i == -1) |
712 |
|
|
BIO_printf(bio_err, "WARNING: no nonce in response\n"); |
713 |
|
|
else { |
714 |
|
|
BIO_printf(bio_err, "Nonce Verify error\n"); |
715 |
|
|
goto end; |
716 |
|
|
} |
717 |
|
|
} |
718 |
|
|
i = OCSP_basic_verify(bs, verify_other, store, verify_flags); |
719 |
|
|
if (i < 0) |
720 |
|
|
i = OCSP_basic_verify(bs, NULL, store, 0); |
721 |
|
|
|
722 |
|
|
if (i <= 0) { |
723 |
|
|
BIO_printf(bio_err, "Response Verify Failure\n"); |
724 |
|
|
ERR_print_errors(bio_err); |
725 |
|
|
} else |
726 |
|
|
BIO_printf(bio_err, "Response verify OK\n"); |
727 |
|
|
|
728 |
|
|
} |
729 |
|
|
if (!print_ocsp_summary(out, bs, req, reqnames, ids, nsec, maxage)) |
730 |
|
|
goto end; |
731 |
|
|
|
732 |
|
|
ret = 0; |
733 |
|
|
|
734 |
|
|
end: |
735 |
|
|
ERR_print_errors(bio_err); |
736 |
|
|
X509_free(signer); |
737 |
|
|
X509_STORE_free(store); |
738 |
|
|
EVP_PKEY_free(key); |
739 |
|
|
EVP_PKEY_free(rkey); |
740 |
|
|
X509_free(issuer); |
741 |
|
|
X509_free(cert); |
742 |
|
|
X509_free(rsigner); |
743 |
|
|
X509_free(rca_cert); |
744 |
|
|
free_index(rdb); |
745 |
|
|
BIO_free_all(cbio); |
746 |
|
|
BIO_free_all(acbio); |
747 |
|
|
BIO_free(out); |
748 |
|
|
OCSP_REQUEST_free(req); |
749 |
|
|
OCSP_RESPONSE_free(resp); |
750 |
|
|
OCSP_BASICRESP_free(bs); |
751 |
|
|
sk_OPENSSL_STRING_free(reqnames); |
752 |
|
|
sk_OCSP_CERTID_free(ids); |
753 |
|
|
sk_X509_pop_free(sign_other, X509_free); |
754 |
|
|
sk_X509_pop_free(verify_other, X509_free); |
755 |
|
|
sk_CONF_VALUE_pop_free(headers, X509V3_conf_free); |
756 |
|
|
|
757 |
|
|
if (use_ssl != -1) { |
758 |
|
|
free(host); |
759 |
|
|
free(port); |
760 |
|
|
free(path); |
761 |
|
|
} |
762 |
|
|
return (ret); |
763 |
|
|
} |
764 |
|
|
|
765 |
|
|
static int |
766 |
|
|
add_ocsp_cert(OCSP_REQUEST ** req, X509 * cert, const EVP_MD * cert_id_md, X509 * issuer, |
767 |
|
|
STACK_OF(OCSP_CERTID) * ids) |
768 |
|
|
{ |
769 |
|
|
OCSP_CERTID *id; |
770 |
|
|
if (!issuer) { |
771 |
|
|
BIO_printf(bio_err, "No issuer certificate specified\n"); |
772 |
|
|
return 0; |
773 |
|
|
} |
774 |
|
|
if (!*req) |
775 |
|
|
*req = OCSP_REQUEST_new(); |
776 |
|
|
if (!*req) |
777 |
|
|
goto err; |
778 |
|
|
id = OCSP_cert_to_id(cert_id_md, cert, issuer); |
779 |
|
|
if (!id || !sk_OCSP_CERTID_push(ids, id)) |
780 |
|
|
goto err; |
781 |
|
|
if (!OCSP_request_add0_id(*req, id)) |
782 |
|
|
goto err; |
783 |
|
|
return 1; |
784 |
|
|
|
785 |
|
|
err: |
786 |
|
|
BIO_printf(bio_err, "Error Creating OCSP request\n"); |
787 |
|
|
return 0; |
788 |
|
|
} |
789 |
|
|
|
790 |
|
|
static int |
791 |
|
|
add_ocsp_serial(OCSP_REQUEST ** req, char *serial, const EVP_MD * cert_id_md, X509 * issuer, |
792 |
|
|
STACK_OF(OCSP_CERTID) * ids) |
793 |
|
|
{ |
794 |
|
|
OCSP_CERTID *id; |
795 |
|
|
X509_NAME *iname; |
796 |
|
|
ASN1_BIT_STRING *ikey; |
797 |
|
|
ASN1_INTEGER *sno; |
798 |
|
|
if (!issuer) { |
799 |
|
|
BIO_printf(bio_err, "No issuer certificate specified\n"); |
800 |
|
|
return 0; |
801 |
|
|
} |
802 |
|
|
if (!*req) |
803 |
|
|
*req = OCSP_REQUEST_new(); |
804 |
|
|
if (!*req) |
805 |
|
|
goto err; |
806 |
|
|
iname = X509_get_subject_name(issuer); |
807 |
|
|
ikey = X509_get0_pubkey_bitstr(issuer); |
808 |
|
|
sno = s2i_ASN1_INTEGER(NULL, serial); |
809 |
|
|
if (!sno) { |
810 |
|
|
BIO_printf(bio_err, "Error converting serial number %s\n", serial); |
811 |
|
|
return 0; |
812 |
|
|
} |
813 |
|
|
id = OCSP_cert_id_new(cert_id_md, iname, ikey, sno); |
814 |
|
|
ASN1_INTEGER_free(sno); |
815 |
|
|
if (!id || !sk_OCSP_CERTID_push(ids, id)) |
816 |
|
|
goto err; |
817 |
|
|
if (!OCSP_request_add0_id(*req, id)) |
818 |
|
|
goto err; |
819 |
|
|
return 1; |
820 |
|
|
|
821 |
|
|
err: |
822 |
|
|
BIO_printf(bio_err, "Error Creating OCSP request\n"); |
823 |
|
|
return 0; |
824 |
|
|
} |
825 |
|
|
|
826 |
|
|
static int |
827 |
|
|
print_ocsp_summary(BIO * out, OCSP_BASICRESP * bs, OCSP_REQUEST * req, |
828 |
|
|
STACK_OF(OPENSSL_STRING) * names, |
829 |
|
|
STACK_OF(OCSP_CERTID) * ids, long nsec, |
830 |
|
|
long maxage) |
831 |
|
|
{ |
832 |
|
|
OCSP_CERTID *id; |
833 |
|
|
char *name; |
834 |
|
|
int i; |
835 |
|
|
|
836 |
|
|
int status, reason; |
837 |
|
|
|
838 |
|
|
ASN1_GENERALIZEDTIME *rev, *thisupd, *nextupd; |
839 |
|
|
|
840 |
|
|
if (!bs || !req || !sk_OPENSSL_STRING_num(names) || !sk_OCSP_CERTID_num(ids)) |
841 |
|
|
return 1; |
842 |
|
|
|
843 |
|
|
for (i = 0; i < sk_OCSP_CERTID_num(ids); i++) { |
844 |
|
|
id = sk_OCSP_CERTID_value(ids, i); |
845 |
|
|
name = sk_OPENSSL_STRING_value(names, i); |
846 |
|
|
BIO_printf(out, "%s: ", name); |
847 |
|
|
|
848 |
|
|
if (!OCSP_resp_find_status(bs, id, &status, &reason, |
849 |
|
|
&rev, &thisupd, &nextupd)) { |
850 |
|
|
BIO_puts(out, "ERROR: No Status found.\n"); |
851 |
|
|
continue; |
852 |
|
|
} |
853 |
|
|
/* |
854 |
|
|
* Check validity: if invalid write to output BIO so we know |
855 |
|
|
* which response this refers to. |
856 |
|
|
*/ |
857 |
|
|
if (!OCSP_check_validity(thisupd, nextupd, nsec, maxage)) { |
858 |
|
|
BIO_puts(out, "WARNING: Status times invalid.\n"); |
859 |
|
|
ERR_print_errors(out); |
860 |
|
|
} |
861 |
|
|
BIO_printf(out, "%s\n", OCSP_cert_status_str(status)); |
862 |
|
|
|
863 |
|
|
BIO_puts(out, "\tThis Update: "); |
864 |
|
|
ASN1_GENERALIZEDTIME_print(out, thisupd); |
865 |
|
|
BIO_puts(out, "\n"); |
866 |
|
|
|
867 |
|
|
if (nextupd) { |
868 |
|
|
BIO_puts(out, "\tNext Update: "); |
869 |
|
|
ASN1_GENERALIZEDTIME_print(out, nextupd); |
870 |
|
|
BIO_puts(out, "\n"); |
871 |
|
|
} |
872 |
|
|
if (status != V_OCSP_CERTSTATUS_REVOKED) |
873 |
|
|
continue; |
874 |
|
|
|
875 |
|
|
if (reason != -1) |
876 |
|
|
BIO_printf(out, "\tReason: %s\n", |
877 |
|
|
OCSP_crl_reason_str(reason)); |
878 |
|
|
|
879 |
|
|
BIO_puts(out, "\tRevocation Time: "); |
880 |
|
|
ASN1_GENERALIZEDTIME_print(out, rev); |
881 |
|
|
BIO_puts(out, "\n"); |
882 |
|
|
} |
883 |
|
|
|
884 |
|
|
return 1; |
885 |
|
|
} |
886 |
|
|
|
887 |
|
|
|
888 |
|
|
static int |
889 |
|
|
make_ocsp_response(OCSP_RESPONSE ** resp, OCSP_REQUEST * req, CA_DB * db, |
890 |
|
|
X509 * ca, X509 * rcert, EVP_PKEY * rkey, |
891 |
|
|
STACK_OF(X509) * rother, unsigned long flags, |
892 |
|
|
int nmin, int ndays) |
893 |
|
|
{ |
894 |
|
|
ASN1_TIME *thisupd = NULL, *nextupd = NULL; |
895 |
|
|
OCSP_CERTID *cid, *ca_id = NULL; |
896 |
|
|
OCSP_BASICRESP *bs = NULL; |
897 |
|
|
int i, id_count, ret = 1; |
898 |
|
|
|
899 |
|
|
id_count = OCSP_request_onereq_count(req); |
900 |
|
|
|
901 |
|
|
if (id_count <= 0) { |
902 |
|
|
*resp = OCSP_response_create(OCSP_RESPONSE_STATUS_MALFORMEDREQUEST, NULL); |
903 |
|
|
goto end; |
904 |
|
|
} |
905 |
|
|
bs = OCSP_BASICRESP_new(); |
906 |
|
|
thisupd = X509_gmtime_adj(NULL, 0); |
907 |
|
|
if (ndays != -1) |
908 |
|
|
nextupd = X509_gmtime_adj(NULL, nmin * 60 + ndays * 3600 * 24); |
909 |
|
|
|
910 |
|
|
/* Examine each certificate id in the request */ |
911 |
|
|
for (i = 0; i < id_count; i++) { |
912 |
|
|
OCSP_ONEREQ *one; |
913 |
|
|
ASN1_INTEGER *serial; |
914 |
|
|
char **inf; |
915 |
|
|
ASN1_OBJECT *cert_id_md_oid; |
916 |
|
|
const EVP_MD *cert_id_md; |
917 |
|
|
one = OCSP_request_onereq_get0(req, i); |
918 |
|
|
cid = OCSP_onereq_get0_id(one); |
919 |
|
|
|
920 |
|
|
OCSP_id_get0_info(NULL, &cert_id_md_oid, NULL, NULL, cid); |
921 |
|
|
|
922 |
|
|
cert_id_md = EVP_get_digestbyobj(cert_id_md_oid); |
923 |
|
|
if (!cert_id_md) { |
924 |
|
|
*resp = OCSP_response_create(OCSP_RESPONSE_STATUS_INTERNALERROR, |
925 |
|
|
NULL); |
926 |
|
|
goto end; |
927 |
|
|
} |
928 |
|
|
if (ca_id) |
929 |
|
|
OCSP_CERTID_free(ca_id); |
930 |
|
|
ca_id = OCSP_cert_to_id(cert_id_md, NULL, ca); |
931 |
|
|
|
932 |
|
|
/* Is this request about our CA? */ |
933 |
|
|
if (OCSP_id_issuer_cmp(ca_id, cid)) { |
934 |
|
|
OCSP_basic_add1_status(bs, cid, |
935 |
|
|
V_OCSP_CERTSTATUS_UNKNOWN, |
936 |
|
|
0, NULL, |
937 |
|
|
thisupd, nextupd); |
938 |
|
|
continue; |
939 |
|
|
} |
940 |
|
|
OCSP_id_get0_info(NULL, NULL, NULL, &serial, cid); |
941 |
|
|
inf = lookup_serial(db, serial); |
942 |
|
|
if (!inf) |
943 |
|
|
OCSP_basic_add1_status(bs, cid, |
944 |
|
|
V_OCSP_CERTSTATUS_UNKNOWN, |
945 |
|
|
0, NULL, |
946 |
|
|
thisupd, nextupd); |
947 |
|
|
else if (inf[DB_type][0] == DB_TYPE_VAL) |
948 |
|
|
OCSP_basic_add1_status(bs, cid, |
949 |
|
|
V_OCSP_CERTSTATUS_GOOD, |
950 |
|
|
0, NULL, |
951 |
|
|
thisupd, nextupd); |
952 |
|
|
else if (inf[DB_type][0] == DB_TYPE_REV) { |
953 |
|
|
ASN1_OBJECT *inst = NULL; |
954 |
|
|
ASN1_TIME *revtm = NULL; |
955 |
|
|
ASN1_GENERALIZEDTIME *invtm = NULL; |
956 |
|
|
OCSP_SINGLERESP *single; |
957 |
|
|
int reason = -1; |
958 |
|
|
unpack_revinfo(&revtm, &reason, &inst, &invtm, inf[DB_rev_date]); |
959 |
|
|
single = OCSP_basic_add1_status(bs, cid, |
960 |
|
|
V_OCSP_CERTSTATUS_REVOKED, |
961 |
|
|
reason, revtm, |
962 |
|
|
thisupd, nextupd); |
963 |
|
|
if (invtm) |
964 |
|
|
OCSP_SINGLERESP_add1_ext_i2d(single, NID_invalidity_date, invtm, 0, 0); |
965 |
|
|
else if (inst) |
966 |
|
|
OCSP_SINGLERESP_add1_ext_i2d(single, NID_hold_instruction_code, inst, 0, 0); |
967 |
|
|
ASN1_OBJECT_free(inst); |
968 |
|
|
ASN1_TIME_free(revtm); |
969 |
|
|
ASN1_GENERALIZEDTIME_free(invtm); |
970 |
|
|
} |
971 |
|
|
} |
972 |
|
|
|
973 |
|
|
OCSP_copy_nonce(bs, req); |
974 |
|
|
|
975 |
|
|
OCSP_basic_sign(bs, rcert, rkey, NULL, rother, flags); |
976 |
|
|
|
977 |
|
|
*resp = OCSP_response_create(OCSP_RESPONSE_STATUS_SUCCESSFUL, bs); |
978 |
|
|
|
979 |
|
|
end: |
980 |
|
|
ASN1_TIME_free(thisupd); |
981 |
|
|
ASN1_TIME_free(nextupd); |
982 |
|
|
OCSP_CERTID_free(ca_id); |
983 |
|
|
OCSP_BASICRESP_free(bs); |
984 |
|
|
return ret; |
985 |
|
|
|
986 |
|
|
} |
987 |
|
|
|
988 |
|
|
static char ** |
989 |
|
|
lookup_serial(CA_DB * db, ASN1_INTEGER * ser) |
990 |
|
|
{ |
991 |
|
|
int i; |
992 |
|
|
BIGNUM *bn = NULL; |
993 |
|
|
char *itmp, *row[DB_NUMBER], **rrow; |
994 |
|
|
for (i = 0; i < DB_NUMBER; i++) |
995 |
|
|
row[i] = NULL; |
996 |
|
|
bn = ASN1_INTEGER_to_BN(ser, NULL); |
997 |
|
|
OPENSSL_assert(bn); /* FIXME: should report an error at this |
998 |
|
|
* point and abort */ |
999 |
|
|
if (BN_is_zero(bn)) |
1000 |
|
|
itmp = strdup("00"); |
1001 |
|
|
else |
1002 |
|
|
itmp = BN_bn2hex(bn); |
1003 |
|
|
row[DB_serial] = itmp; |
1004 |
|
|
BN_free(bn); |
1005 |
|
|
rrow = TXT_DB_get_by_index(db->db, DB_serial, row); |
1006 |
|
|
free(itmp); |
1007 |
|
|
return rrow; |
1008 |
|
|
} |
1009 |
|
|
|
1010 |
|
|
/* Quick and dirty OCSP server: read in and parse input request */ |
1011 |
|
|
|
1012 |
|
|
static BIO * |
1013 |
|
|
init_responder(char *port) |
1014 |
|
|
{ |
1015 |
|
|
BIO *acbio = NULL, *bufbio = NULL; |
1016 |
|
|
bufbio = BIO_new(BIO_f_buffer()); |
1017 |
|
|
if (!bufbio) |
1018 |
|
|
goto err; |
1019 |
|
|
acbio = BIO_new_accept(port); |
1020 |
|
|
if (!acbio) |
1021 |
|
|
goto err; |
1022 |
|
|
BIO_set_accept_bios(acbio, bufbio); |
1023 |
|
|
bufbio = NULL; |
1024 |
|
|
|
1025 |
|
|
if (BIO_do_accept(acbio) <= 0) { |
1026 |
|
|
BIO_printf(bio_err, "Error setting up accept BIO\n"); |
1027 |
|
|
ERR_print_errors(bio_err); |
1028 |
|
|
goto err; |
1029 |
|
|
} |
1030 |
|
|
return acbio; |
1031 |
|
|
|
1032 |
|
|
err: |
1033 |
|
|
BIO_free_all(acbio); |
1034 |
|
|
BIO_free(bufbio); |
1035 |
|
|
return NULL; |
1036 |
|
|
} |
1037 |
|
|
|
1038 |
|
|
static int |
1039 |
|
|
do_responder(OCSP_REQUEST ** preq, BIO ** pcbio, BIO * acbio, char *port) |
1040 |
|
|
{ |
1041 |
|
|
int have_post = 0, len; |
1042 |
|
|
OCSP_REQUEST *req = NULL; |
1043 |
|
|
char inbuf[1024]; |
1044 |
|
|
BIO *cbio = NULL; |
1045 |
|
|
|
1046 |
|
|
if (BIO_do_accept(acbio) <= 0) { |
1047 |
|
|
BIO_printf(bio_err, "Error accepting connection\n"); |
1048 |
|
|
ERR_print_errors(bio_err); |
1049 |
|
|
return 0; |
1050 |
|
|
} |
1051 |
|
|
cbio = BIO_pop(acbio); |
1052 |
|
|
*pcbio = cbio; |
1053 |
|
|
|
1054 |
|
|
for (;;) { |
1055 |
|
|
len = BIO_gets(cbio, inbuf, sizeof inbuf); |
1056 |
|
|
if (len <= 0) |
1057 |
|
|
return 1; |
1058 |
|
|
/* Look for "POST" signalling start of query */ |
1059 |
|
|
if (!have_post) { |
1060 |
|
|
if (strncmp(inbuf, "POST", 4)) { |
1061 |
|
|
BIO_printf(bio_err, "Invalid request\n"); |
1062 |
|
|
return 1; |
1063 |
|
|
} |
1064 |
|
|
have_post = 1; |
1065 |
|
|
} |
1066 |
|
|
/* Look for end of headers */ |
1067 |
|
|
if ((inbuf[0] == '\r') || (inbuf[0] == '\n')) |
1068 |
|
|
break; |
1069 |
|
|
} |
1070 |
|
|
|
1071 |
|
|
/* Try to read OCSP request */ |
1072 |
|
|
|
1073 |
|
|
req = d2i_OCSP_REQUEST_bio(cbio, NULL); |
1074 |
|
|
|
1075 |
|
|
if (!req) { |
1076 |
|
|
BIO_printf(bio_err, "Error parsing OCSP request\n"); |
1077 |
|
|
ERR_print_errors(bio_err); |
1078 |
|
|
} |
1079 |
|
|
*preq = req; |
1080 |
|
|
|
1081 |
|
|
return 1; |
1082 |
|
|
|
1083 |
|
|
} |
1084 |
|
|
|
1085 |
|
|
static int |
1086 |
|
|
send_ocsp_response(BIO * cbio, OCSP_RESPONSE * resp) |
1087 |
|
|
{ |
1088 |
|
|
static const char http_resp[] = |
1089 |
|
|
"HTTP/1.0 200 OK\r\nContent-type: application/ocsp-response\r\n" |
1090 |
|
|
"Content-Length: %d\r\n\r\n"; |
1091 |
|
|
if (!cbio) |
1092 |
|
|
return 0; |
1093 |
|
|
BIO_printf(cbio, http_resp, i2d_OCSP_RESPONSE(resp, NULL)); |
1094 |
|
|
i2d_OCSP_RESPONSE_bio(cbio, resp); |
1095 |
|
|
(void) BIO_flush(cbio); |
1096 |
|
|
return 1; |
1097 |
|
|
} |
1098 |
|
|
|
1099 |
|
|
static OCSP_RESPONSE * |
1100 |
|
|
query_responder(BIO * err, BIO * cbio, char *path, |
1101 |
|
|
STACK_OF(CONF_VALUE) * headers, |
1102 |
|
|
OCSP_REQUEST * req, int req_timeout) |
1103 |
|
|
{ |
1104 |
|
|
int fd; |
1105 |
|
|
int rv; |
1106 |
|
|
int i; |
1107 |
|
|
OCSP_REQ_CTX *ctx = NULL; |
1108 |
|
|
OCSP_RESPONSE *rsp = NULL; |
1109 |
|
|
struct pollfd pfd[1]; |
1110 |
|
|
|
1111 |
|
|
if (req_timeout != -1) |
1112 |
|
|
BIO_set_nbio(cbio, 1); |
1113 |
|
|
|
1114 |
|
|
rv = BIO_do_connect(cbio); |
1115 |
|
|
|
1116 |
|
|
if ((rv <= 0) && ((req_timeout == -1) || !BIO_should_retry(cbio))) { |
1117 |
|
|
BIO_puts(err, "Error connecting BIO\n"); |
1118 |
|
|
return NULL; |
1119 |
|
|
} |
1120 |
|
|
if (BIO_get_fd(cbio, &fd) < 0) { |
1121 |
|
|
BIO_puts(err, "Can't get connection fd\n"); |
1122 |
|
|
goto err; |
1123 |
|
|
} |
1124 |
|
|
if (req_timeout != -1 && rv <= 0) { |
1125 |
|
|
pfd[0].fd = fd; |
1126 |
|
|
pfd[0].events = POLLOUT; |
1127 |
|
|
rv = poll(pfd, 1, req_timeout * 1000); |
1128 |
|
|
if (rv == 0) { |
1129 |
|
|
BIO_puts(err, "Timeout on connect\n"); |
1130 |
|
|
return NULL; |
1131 |
|
|
} |
1132 |
|
|
if (rv == -1) { |
1133 |
|
|
BIO_puts(err, "Poll error\n"); |
1134 |
|
|
return NULL; |
1135 |
|
|
} |
1136 |
|
|
} |
1137 |
|
|
ctx = OCSP_sendreq_new(cbio, path, NULL, -1); |
1138 |
|
|
if (!ctx) |
1139 |
|
|
return NULL; |
1140 |
|
|
|
1141 |
|
|
for (i = 0; i < sk_CONF_VALUE_num(headers); i++) { |
1142 |
|
|
CONF_VALUE *hdr = sk_CONF_VALUE_value(headers, i); |
1143 |
|
|
if (!OCSP_REQ_CTX_add1_header(ctx, hdr->name, hdr->value)) |
1144 |
|
|
goto err; |
1145 |
|
|
} |
1146 |
|
|
|
1147 |
|
|
if (!OCSP_REQ_CTX_set1_req(ctx, req)) |
1148 |
|
|
goto err; |
1149 |
|
|
|
1150 |
|
|
for (;;) { |
1151 |
|
|
rv = OCSP_sendreq_nbio(&rsp, ctx); |
1152 |
|
|
if (rv != -1) |
1153 |
|
|
break; |
1154 |
|
|
if (req_timeout == -1) |
1155 |
|
|
continue; |
1156 |
|
|
pfd[0].fd = fd; |
1157 |
|
|
if (BIO_should_read(cbio)) |
1158 |
|
|
pfd[0].events = POLLIN; |
1159 |
|
|
else if (BIO_should_write(cbio)) |
1160 |
|
|
pfd[0].events = POLLOUT; |
1161 |
|
|
else { |
1162 |
|
|
BIO_puts(err, "Unexpected retry condition\n"); |
1163 |
|
|
goto err; |
1164 |
|
|
} |
1165 |
|
|
rv = poll(pfd, 1, req_timeout * 1000); |
1166 |
|
|
if (rv == 0) { |
1167 |
|
|
BIO_puts(err, "Timeout on request\n"); |
1168 |
|
|
break; |
1169 |
|
|
} |
1170 |
|
|
if (rv == -1 || (pfd[0].revents & (POLLERR|POLLNVAL))) { |
1171 |
|
|
BIO_puts(err, "Poll error\n"); |
1172 |
|
|
break; |
1173 |
|
|
} |
1174 |
|
|
} |
1175 |
|
|
err: |
1176 |
|
|
if (ctx) |
1177 |
|
|
OCSP_REQ_CTX_free(ctx); |
1178 |
|
|
|
1179 |
|
|
return rsp; |
1180 |
|
|
} |
1181 |
|
|
|
1182 |
|
|
OCSP_RESPONSE * |
1183 |
|
|
process_responder(BIO * err, OCSP_REQUEST * req, |
1184 |
|
|
char *host, char *path, char *port, int use_ssl, |
1185 |
|
|
STACK_OF(CONF_VALUE) * headers, |
1186 |
|
|
int req_timeout) |
1187 |
|
|
{ |
1188 |
|
|
BIO *cbio = NULL; |
1189 |
|
|
SSL_CTX *ctx = NULL; |
1190 |
|
|
OCSP_RESPONSE *resp = NULL; |
1191 |
|
|
cbio = BIO_new_connect(host); |
1192 |
|
|
if (!cbio) { |
1193 |
|
|
BIO_printf(err, "Error creating connect BIO\n"); |
1194 |
|
|
goto end; |
1195 |
|
|
} |
1196 |
|
|
if (port) |
1197 |
|
|
BIO_set_conn_port(cbio, port); |
1198 |
|
|
if (use_ssl == 1) { |
1199 |
|
|
BIO *sbio; |
1200 |
|
|
ctx = SSL_CTX_new(SSLv23_client_method()); |
1201 |
|
|
if (ctx == NULL) { |
1202 |
|
|
BIO_printf(err, "Error creating SSL context.\n"); |
1203 |
|
|
goto end; |
1204 |
|
|
} |
1205 |
|
|
SSL_CTX_set_mode(ctx, SSL_MODE_AUTO_RETRY); |
1206 |
|
|
sbio = BIO_new_ssl(ctx, 1); |
1207 |
|
|
cbio = BIO_push(sbio, cbio); |
1208 |
|
|
} |
1209 |
|
|
resp = query_responder(err, cbio, path, headers, req, req_timeout); |
1210 |
|
|
if (!resp) |
1211 |
|
|
BIO_printf(bio_err, "Error querying OCSP responder\n"); |
1212 |
|
|
end: |
1213 |
|
|
if (cbio) |
1214 |
|
|
BIO_free_all(cbio); |
1215 |
|
|
if (ctx) |
1216 |
|
|
SSL_CTX_free(ctx); |
1217 |
|
|
return resp; |
1218 |
|
|
} |
1219 |
|
|
|
1220 |
|
|
#endif |