test/recipes/15-test_rsapss.t

   1 #! /usr/bin/env perl
   2 # Copyright 2017-2023 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 use strict;
  11 use warnings;
  12
  13 use File::Spec;
  14 use OpenSSL::Test qw/:DEFAULT with srctop_file data_file/;
  15 use OpenSSL::Test::Utils;
  16
  17 setup("test_rsapss");
  18
  19 plan tests => 18;
  20
  21 #using test/testrsa.pem which happens to be a 512 bit RSA
  22 ok(run(app(['openssl', 'dgst', '-sign', srctop_file('test', 'testrsa.pem'), '-sha1',
  23             '-sigopt', 'rsa_padding_mode:pss',
  24             '-sigopt', 'rsa_pss_saltlen:max',
  25             '-sigopt', 'rsa_mgf1_md:sha512',
  26             '-out', 'testrsapss-restricted.sig',
  27             srctop_file('test', 'testrsa.pem')])),
  28    "openssl dgst -sign [plain RSA key, PSS padding mode, PSS restrictions]");
  29
  30 ok(run(app(['openssl', 'dgst', '-sign', srctop_file('test', 'testrsa.pem'), '-sha1',
  31             '-sigopt', 'rsa_padding_mode:pss',
  32             '-out', 'testrsapss-unrestricted.sig',
  33             srctop_file('test', 'testrsa.pem')])),
  34    "openssl dgst -sign [plain RSA key, PSS padding mode, no PSS restrictions]");
  35
  36 ok(!run(app(['openssl', 'dgst', '-sign', srctop_file('test', 'testrsa.pem'), '-sha512',
  37              '-sigopt', 'rsa_padding_mode:pss', '-sigopt', 'rsa_pss_saltlen:max',
  38              '-sigopt', 'rsa_mgf1_md:sha512', srctop_file('test', 'testrsa.pem')])),
  39    "openssl dgst -sign, expect to fail gracefully");
  40
  41 ok(!run(app(['openssl', 'dgst', '-sign', srctop_file('test', 'testrsa.pem'), '-sha512',
  42              '-sigopt', 'rsa_padding_mode:pss', '-sigopt', 'rsa_pss_saltlen:2147483647',
  43              '-sigopt', 'rsa_mgf1_md:sha1', srctop_file('test', 'testrsa.pem')])),
  44    "openssl dgst -sign, expect to fail gracefully");
  45
  46 ok(!run(app(['openssl', 'dgst', '-prverify', srctop_file('test', 'testrsa.pem'), '-sha512',
  47              '-sigopt', 'rsa_padding_mode:pss', '-sigopt', 'rsa_pss_saltlen:max',
  48              '-sigopt', 'rsa_mgf1_md:sha512', '-signature', 'testrsapss.sig',
  49              srctop_file('test', 'testrsa.pem')])),
  50    "openssl dgst -prverify, expect to fail gracefully");
  51
  52 ok(run(app(['openssl', 'dgst', '-prverify', srctop_file('test', 'testrsa.pem'),
  53             '-sha1',
  54             '-sigopt', 'rsa_padding_mode:pss',
  55             '-sigopt', 'rsa_pss_saltlen:max',
  56             '-sigopt', 'rsa_mgf1_md:sha512',
  57             '-signature', 'testrsapss-restricted.sig',
  58             srctop_file('test', 'testrsa.pem')])),
  59    "openssl dgst -prverify [plain RSA key, PSS padding mode, PSS restrictions]");
  60
  61 ok(run(app(['openssl', 'dgst', '-prverify', srctop_file('test', 'testrsa.pem'),
  62             '-sha1',
  63             '-sigopt', 'rsa_padding_mode:pss',
  64             '-sigopt', 'rsa_pss_saltlen:42',
  65             '-sigopt', 'rsa_mgf1_md:sha512',
  66             '-signature', 'testrsapss-restricted.sig',
  67             srctop_file('test', 'testrsa.pem')])),
  68    "openssl dgst -sign rsa512bit.pem -sha1 -sigopt rsa_pss_saltlen:max produces 42 bits of PSS salt");
  69
  70 ok(run(app(['openssl', 'dgst', '-prverify', srctop_file('test', 'testrsa.pem'),
  71             '-sha1',
  72             '-sigopt', 'rsa_padding_mode:pss',
  73             '-sigopt', 'rsa_pss_saltlen:auto-digestmax',
  74             '-sigopt', 'rsa_mgf1_md:sha512',
  75             '-signature', 'testrsapss-restricted.sig',
  76             srctop_file('test', 'testrsa.pem')])),
  77    "openssl dgst -prverify rsa512bit.pem -sha1 -sigopt rsa_pss_saltlen:auto-digestmax verifies signatures with saltlen > digestlen");
  78
  79 ok(run(app(['openssl', 'dgst', '-prverify', srctop_file('test', 'testrsa.pem'),
  80             '-sha1',
  81             '-sigopt', 'rsa_padding_mode:pss',
  82             '-signature', 'testrsapss-unrestricted.sig',
  83             srctop_file('test', 'testrsa.pem')])),
  84    "openssl dgst -prverify [plain RSA key, PSS padding mode, no PSS restrictions]");
  85
  86 ok(run(app(['openssl', 'dgst', '-sign', srctop_file('test', 'testrsa.pem'), '-sha1',
  87             '-sigopt', 'rsa_padding_mode:pss',
  88             '-sigopt', 'rsa_pss_saltlen:auto-digestmax',
  89             '-out', 'testrsapss-sha1-autodigestmax.sig',
  90             srctop_file('test', 'testrsa.pem')])),
  91    "openssl dgst -sign -sha1 -rsa_pss_saltlen:auto-digestmax");
  92 ok(run(app(['openssl', 'dgst', '-prverify', srctop_file('test', 'testrsa.pem'), '-sha1',
  93             '-sigopt', 'rsa_padding_mode:pss',
  94             '-sigopt', 'rsa_pss_saltlen:20',
  95             '-signature', 'testrsapss-sha1-autodigestmax.sig',
  96             srctop_file('test', 'testrsa.pem')])),
  97    "openssl dgst -sign -sha1 -rsa_padding_mode:auto-digestmax produces 20 (i.e., digestlen) bits of PSS salt");
  98
  99 ok(run(app(['openssl', 'dgst', '-sign', srctop_file('test', 'testrsa.pem'), '-sha256',
 100             '-sigopt', 'rsa_padding_mode:pss',
 101             '-sigopt', 'rsa_pss_saltlen:auto-digestmax',
 102             '-out', 'testrsapss-sha256-autodigestmax.sig',
 103             srctop_file('test', 'testrsa.pem')])),
 104    "openssl dgst -sign -sha256 -rsa_pss_saltlen:auto-digestmax");
 105 ok(run(app(['openssl', 'dgst', '-prverify', srctop_file('test', 'testrsa.pem'), '-sha256',
 106             '-sigopt', 'rsa_padding_mode:pss',
 107             '-sigopt', 'rsa_pss_saltlen:30',
 108             '-signature', 'testrsapss-sha256-autodigestmax.sig',
 109             srctop_file('test', 'testrsa.pem')])),
 110    "openssl dgst -sign rsa512bit.pem -sha256 -rsa_padding_mode:auto-digestmax produces 30 bits of PSS salt (due to 512bit key)");
 111
 112 # Test that RSA-PSS keys are supported by genpkey and rsa commands.
 113 {
 114    my $rsapss = "rsapss.key";
 115    ok(run(app(['openssl', 'genpkey', '-algorithm', 'RSA-PSS',
 116                '-pkeyopt', 'rsa_keygen_bits:1024',
 117                '-pkeyopt', 'rsa_keygen_pubexp:65537',
 118                '-pkeyopt', 'rsa_keygen_primes:2',
 119                '--out', $rsapss])));
 120    ok(run(app(['openssl', 'rsa', '-check',
 121                '-in', $rsapss])));
 122 }
 123
 124 ok(!run(app([ 'openssl', 'rsa',
 125              '-in' => data_file('negativesaltlen.pem')],
 126              '-out' => 'badout')));
 127
 128 ok(run(app(['openssl', 'genpkey', '-algorithm', 'RSA-PSS', '-pkeyopt', 'rsa_keygen_bits:1024',
 129             '-pkeyopt', 'rsa_pss_keygen_md:SHA256', '-pkeyopt', 'rsa_pss_keygen_saltlen:10',
 130             '-out', 'testrsapss.pem'])),
 131    "openssl genpkey RSA-PSS with pss parameters");
 132 ok(run(app(['openssl', 'pkey', '-in', 'testrsapss.pem', '-pubout', '-text'])),
 133    "openssl pkey, execute rsa_pub_encode with pss parameters");
 134 unlink 'testrsapss.pem';