test/ocspapitest.c

   1 /*
   2  * Copyright 2017-2018 The OpenSSL Project Authors. All Rights Reserved.
   3  *
   4  * Licensed under the Apache License 2.0 (the "License").  You may not use
   5  * this file except in compliance with the License.  You can obtain a copy
   6  * in the file LICENSE in the source distribution or at
   7  * https://www.openssl.org/source/license.html
   8  */
   9
  10 #include <string.h>
  11
  12 #include <openssl/opensslconf.h>
  13 #include <openssl/crypto.h>
  14 #include <openssl/ocsp.h>
  15 #include <openssl/x509.h>
  16 #include <openssl/asn1.h>
  17 #include <openssl/pem.h>
  18
  19 #include "testutil.h"
  20
  21 static const char *certstr;
  22 static const char *privkeystr;
  23
  24 #ifndef OPENSSL_NO_OCSP
  25 static int get_cert_and_key(X509 **cert_out, EVP_PKEY **key_out)
  26 {
  27     BIO *certbio, *keybio;
  28     X509 *cert = NULL;
  29     EVP_PKEY *key = NULL;
  30
  31     if (!TEST_ptr(certbio = BIO_new_file(certstr, "r")))
  32         return 0;
  33     cert = PEM_read_bio_X509(certbio, NULL, NULL, NULL);
  34     BIO_free(certbio);
  35     if (!TEST_ptr(keybio = BIO_new_file(privkeystr, "r")))
  36         goto end;
  37     key = PEM_read_bio_PrivateKey(keybio, NULL, NULL, NULL);
  38     BIO_free(keybio);
  39     if (!TEST_ptr(cert) || !TEST_ptr(key))
  40         goto end;
  41     *cert_out = cert;
  42     *key_out = key;
  43     return 1;
  44  end:
  45     X509_free(cert);
  46     EVP_PKEY_free(key);
  47     return 0;
  48 }
  49
  50 static OCSP_BASICRESP *make_dummy_resp(void)
  51 {
  52     const unsigned char namestr[] = "openssl.example.com";
  53     unsigned char keybytes[128] = {7};
  54     OCSP_BASICRESP *bs = OCSP_BASICRESP_new();
  55     OCSP_BASICRESP *bs_out = NULL;
  56     OCSP_CERTID *cid = NULL;
  57     ASN1_TIME *thisupd = ASN1_TIME_set(NULL, time(NULL));
  58     ASN1_TIME *nextupd = ASN1_TIME_set(NULL, time(NULL) + 200);
  59     X509_NAME *name = X509_NAME_new();
  60     ASN1_BIT_STRING *key = ASN1_BIT_STRING_new();
  61     ASN1_INTEGER *serial = ASN1_INTEGER_new();
  62
  63     if (!X509_NAME_add_entry_by_NID(name, NID_commonName, MBSTRING_ASC,
  64                                    namestr, -1, -1, 1)
  65         || !ASN1_BIT_STRING_set(key, keybytes, sizeof(keybytes))
  66         || !ASN1_INTEGER_set_uint64(serial, (uint64_t)1))
  67         goto err;
  68     cid = OCSP_cert_id_new(EVP_sha256(), name, key, serial);
  69     if (!TEST_ptr(bs)
  70         || !TEST_ptr(thisupd)
  71         || !TEST_ptr(nextupd)
  72         || !TEST_ptr(cid)
  73         || !TEST_true(OCSP_basic_add1_status(bs, cid,
  74                                              V_OCSP_CERTSTATUS_UNKNOWN,
  75                                              0, NULL, thisupd, nextupd)))
  76         goto err;
  77     bs_out = bs;
  78     bs = NULL;
  79  err:
  80     ASN1_TIME_free(thisupd);
  81     ASN1_TIME_free(nextupd);
  82     ASN1_BIT_STRING_free(key);
  83     ASN1_INTEGER_free(serial);
  84     OCSP_CERTID_free(cid);
  85     OCSP_BASICRESP_free(bs);
  86     X509_NAME_free(name);
  87     return bs_out;
  88 }
  89
  90 static int test_resp_signer(void)
  91 {
  92     OCSP_BASICRESP *bs = NULL;
  93     X509 *signer = NULL, *tmp;
  94     EVP_PKEY *key = NULL;
  95     STACK_OF(X509) *extra_certs = NULL;
  96     int ret = 0;
  97
  98     /*
  99      * Test a response with no certs at all; get the signer from the
 100      * extra certs given to OCSP_resp_get0_signer().
 101      */
 102     bs = make_dummy_resp();
 103     extra_certs = sk_X509_new_null();
 104     if (!TEST_ptr(bs)
 105         || !TEST_ptr(extra_certs)
 106         || !TEST_true(get_cert_and_key(&signer, &key))
 107         || !TEST_true(sk_X509_push(extra_certs, signer))
 108         || !TEST_true(OCSP_basic_sign(bs, signer, key, EVP_sha1(),
 109                                       NULL, OCSP_NOCERTS)))
 110         goto err;
 111     if (!TEST_true(OCSP_resp_get0_signer(bs, &tmp, extra_certs))
 112         || !TEST_int_eq(X509_cmp(tmp, signer), 0))
 113         goto err;
 114     OCSP_BASICRESP_free(bs);
 115
 116     /* Do it again but include the signer cert */
 117     bs = make_dummy_resp();
 118     tmp = NULL;
 119     if (!TEST_ptr(bs)
 120         || !TEST_true(OCSP_basic_sign(bs, signer, key, EVP_sha1(),
 121                                       NULL, 0)))
 122         goto err;
 123     if (!TEST_true(OCSP_resp_get0_signer(bs, &tmp, NULL))
 124         || !TEST_int_eq(X509_cmp(tmp, signer), 0))
 125         goto err;
 126     ret = 1;
 127  err:
 128     OCSP_BASICRESP_free(bs);
 129     sk_X509_free(extra_certs);
 130     X509_free(signer);
 131     EVP_PKEY_free(key);
 132     return ret;
 133 }
 134 #endif
 135
 136 OPT_TEST_DECLARE_USAGE("certfile privkeyfile\n")
 137
 138 int setup_tests(void)
 139 {
 140     if (!TEST_ptr(certstr = test_get_argument(0))
 141         || !TEST_ptr(privkeystr = test_get_argument(1)))
 142         return 0;
 143 #ifndef OPENSSL_NO_OCSP
 144     ADD_TEST(test_resp_signer);
 145 #endif
 146     return 1;
 147 }