test/recipes/80-test_ssl_old.t

   1 #! /usr/bin/env perl
   2 # Copyright 2015-2018 The OpenSSL Project Authors. All Rights Reserved.
   3 #
   4 # Licensed under the OpenSSL license (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 POSIX;
  14 use File::Basename;
  15 use File::Copy;
  16 use OpenSSL::Test qw/:DEFAULT with bldtop_file srctop_file cmdstr/;
  17 use OpenSSL::Test::Utils;
  18
  19 setup("test_ssl");
  20
  21 $ENV{CTLOG_FILE} = srctop_file("test", "ct", "log_list.conf");
  22
  23 my ($no_rsa, $no_dsa, $no_dh, $no_ec, $no_psk,
  24     $no_ssl3, $no_tls1, $no_tls1_1, $no_tls1_2, $no_tls1_3,
  25     $no_dtls, $no_dtls1, $no_dtls1_2, $no_ct) =
  26     anydisabled qw/rsa dsa dh ec psk
  27                    ssl3 tls1 tls1_1 tls1_2 tls1_3
  28                    dtls dtls1 dtls1_2 ct/;
  29 my $no_anytls = alldisabled(available_protocols("tls"));
  30 my $no_anydtls = alldisabled(available_protocols("dtls"));
  31
  32 plan skip_all => "No SSL/TLS/DTLS protocol is support by this OpenSSL build"
  33     if $no_anytls && $no_anydtls;
  34
  35 my $digest = "-sha1";
  36 my @reqcmd = ("openssl", "req");
  37 my @x509cmd = ("openssl", "x509", $digest);
  38 my @verifycmd = ("openssl", "verify");
  39 my @gendsacmd = ("openssl", "gendsa");
  40 my $dummycnf = srctop_file("apps", "openssl.cnf");
  41
  42 my $CAkey = "keyCA.ss";
  43 my $CAcert="certCA.ss";
  44 my $CAserial="certCA.srl";
  45 my $CAreq="reqCA.ss";
  46 my $CAconf=srctop_file("test","CAss.cnf");
  47 my $CAreq2="req2CA.ss"; # temp
  48
  49 my $Uconf=srctop_file("test","Uss.cnf");
  50 my $Ukey="keyU.ss";
  51 my $Ureq="reqU.ss";
  52 my $Ucert="certU.ss";
  53
  54 my $Dkey="keyD.ss";
  55 my $Dreq="reqD.ss";
  56 my $Dcert="certD.ss";
  57
  58 my $Ekey="keyE.ss";
  59 my $Ereq="reqE.ss";
  60 my $Ecert="certE.ss";
  61
  62 my $P1conf=srctop_file("test","P1ss.cnf");
  63 my $P1key="keyP1.ss";
  64 my $P1req="reqP1.ss";
  65 my $P1cert="certP1.ss";
  66 my $P1intermediate="tmp_intP1.ss";
  67
  68 my $P2conf=srctop_file("test","P2ss.cnf");
  69 my $P2key="keyP2.ss";
  70 my $P2req="reqP2.ss";
  71 my $P2cert="certP2.ss";
  72 my $P2intermediate="tmp_intP2.ss";
  73
  74 my $server_sess="server.ss";
  75 my $client_sess="client.ss";
  76
  77 # ssltest_old.c is deprecated in favour of the new framework in ssl_test.c
  78 # If you're adding tests here, you probably want to convert them to the
  79 # new format in ssl_test.c and add recipes to 80-test_ssl_new.t instead.
  80 plan tests =>
  81     1                           # For testss
  82     +5                          # For the first testssl
  83     ;
  84
  85 subtest 'test_ss' => sub {
  86     if (testss()) {
  87         open OUT, ">", "intP1.ss";
  88         copy($CAcert, \*OUT); copy($Ucert, \*OUT);
  89         close OUT;
  90
  91         open OUT, ">", "intP2.ss";
  92         copy($CAcert, \*OUT); copy($Ucert, \*OUT); copy($P1cert, \*OUT);
  93         close OUT;
  94     }
  95 };
  96
  97 note('test_ssl -- key U');
  98 testssl("keyU.ss", $Ucert, $CAcert);
  99
 100 # -----------
 101 # subtest functions
 102 sub testss {
 103     open RND, ">>", ".rnd";
 104     print RND "string to make the random number generator think it has randomness";
 105     close RND;
 106
 107     my @req_dsa = ("-newkey",
 108                    "dsa:".srctop_file("apps", "dsa1024.pem"));
 109     my $dsaparams = srctop_file("apps", "dsa1024.pem");
 110     my @req_new;
 111     if ($no_rsa) {
 112         @req_new = @req_dsa;
 113     } else {
 114         @req_new = ("-new");
 115     }
 116
 117     plan tests => 17;
 118
 119   SKIP: {
 120       skip 'failure', 16 unless
 121           ok(run(app([@reqcmd, "-config", $CAconf,
 122                       "-out", $CAreq, "-keyout", $CAkey,
 123                       @req_new])),
 124              'make cert request');
 125
 126       skip 'failure', 15 unless
 127           ok(run(app([@x509cmd, "-CAcreateserial", "-in", $CAreq, "-days", "30",
 128                       "-req", "-out", $CAcert, "-signkey", $CAkey,
 129                       "-extfile", $CAconf, "-extensions", "v3_ca"],
 130                      stdout => "err.ss")),
 131              'convert request into self-signed cert');
 132
 133       skip 'failure', 14 unless
 134           ok(run(app([@x509cmd, "-in", $CAcert,
 135                       "-x509toreq", "-signkey", $CAkey, "-out", $CAreq2],
 136                      stdout => "err.ss")),
 137              'convert cert into a cert request');
 138
 139       skip 'failure', 13 unless
 140           ok(run(app([@reqcmd, "-config", $dummycnf,
 141                       "-verify", "-in", $CAreq, "-noout"])),
 142              'verify request 1');
 143
 144
 145       skip 'failure', 12 unless
 146           ok(run(app([@reqcmd, "-config", $dummycnf,
 147                       "-verify", "-in", $CAreq2, "-noout"])),
 148              'verify request 2');
 149
 150       skip 'failure', 11 unless
 151           ok(run(app([@verifycmd, "-CAfile", $CAcert, $CAcert])),
 152              'verify signature');
 153
 154       skip 'failure', 10 unless
 155           ok(run(app([@reqcmd, "-config", $Uconf,
 156                       "-out", $Ureq, "-keyout", $Ukey, @req_new],
 157                      stdout => "err.ss")),
 158              'make a user cert request');
 159
 160       skip 'failure', 9 unless
 161           ok(run(app([@x509cmd, "-CAcreateserial", "-in", $Ureq, "-days", "30",
 162                       "-req", "-out", $Ucert,
 163                       "-CA", $CAcert, "-CAkey", $CAkey, "-CAserial", $CAserial,
 164                       "-extfile", $Uconf, "-extensions", "v3_ee"],
 165                      stdout => "err.ss"))
 166              && run(app([@verifycmd, "-CAfile", $CAcert, $Ucert])),
 167              'sign user cert request');
 168
 169       skip 'failure', 8 unless
 170           ok(run(app([@x509cmd,
 171                       "-subject", "-issuer", "-startdate", "-enddate",
 172                       "-noout", "-in", $Ucert])),
 173              'Certificate details');
 174
 175       skip 'failure', 7 unless
 176           subtest 'DSA certificate creation' => sub {
 177               plan skip_all => "skipping DSA certificate creation"
 178                   if $no_dsa;
 179
 180               plan tests => 5;
 181
 182             SKIP: {
 183                 $ENV{CN2} = "DSA Certificate";
 184                 skip 'failure', 4 unless
 185                     ok(run(app([@gendsacmd, "-out", $Dkey,
 186                                 $dsaparams],
 187                                stdout => "err.ss")),
 188                        "make a DSA key");
 189                 skip 'failure', 3 unless
 190                     ok(run(app([@reqcmd, "-new", "-config", $Uconf,
 191                                 "-out", $Dreq, "-key", $Dkey],
 192                                stdout => "err.ss")),
 193                        "make a DSA user cert request");
 194                 skip 'failure', 2 unless
 195                     ok(run(app([@x509cmd, "-CAcreateserial",
 196                                 "-in", $Dreq,
 197                                 "-days", "30",
 198                                 "-req",
 199                                 "-out", $Dcert,
 200                                 "-CA", $CAcert, "-CAkey", $CAkey,
 201                                 "-CAserial", $CAserial,
 202                                 "-extfile", $Uconf,
 203                                 "-extensions", "v3_ee_dsa"],
 204                                stdout => "err.ss")),
 205                        "sign DSA user cert request");
 206                 skip 'failure', 1 unless
 207                     ok(run(app([@verifycmd, "-CAfile", $CAcert, $Dcert])),
 208                        "verify DSA user cert");
 209                 skip 'failure', 0 unless
 210                     ok(run(app([@x509cmd,
 211                                 "-subject", "-issuer",
 212                                 "-startdate", "-enddate", "-noout",
 213                                 "-in", $Dcert])),
 214                        "DSA Certificate details");
 215               }
 216       };
 217
 218       skip 'failure', 6 unless
 219           subtest 'ECDSA/ECDH certificate creation' => sub {
 220               plan skip_all => "skipping ECDSA/ECDH certificate creation"
 221                   if $no_ec;
 222
 223               plan tests => 5;
 224
 225             SKIP: {
 226                 $ENV{CN2} = "ECDSA Certificate";
 227                 skip 'failure', 4 unless
 228                     ok(run(app(["openssl", "ecparam", "-name", "P-256",
 229                                 "-out", "ecp.ss"])),
 230                        "make EC parameters");
 231                 skip 'failure', 3 unless
 232                     ok(run(app([@reqcmd, "-config", $Uconf,
 233                                 "-out", $Ereq, "-keyout", $Ekey,
 234                                 "-newkey", "ec:ecp.ss"],
 235                                stdout => "err.ss")),
 236                        "make a ECDSA/ECDH user cert request");
 237                 skip 'failure', 2 unless
 238                     ok(run(app([@x509cmd, "-CAcreateserial",
 239                                 "-in", $Ereq,
 240                                 "-days", "30",
 241                                 "-req",
 242                                 "-out", $Ecert,
 243                                 "-CA", $CAcert, "-CAkey", $CAkey,
 244                                 "-CAserial", $CAserial,
 245                                 "-extfile", $Uconf,
 246                                 "-extensions", "v3_ee_ec"],
 247                                stdout => "err.ss")),
 248                        "sign ECDSA/ECDH user cert request");
 249                 skip 'failure', 1 unless
 250                     ok(run(app([@verifycmd, "-CAfile", $CAcert, $Ecert])),
 251                        "verify ECDSA/ECDH user cert");
 252                 skip 'failure', 0 unless
 253                     ok(run(app([@x509cmd,
 254                                 "-subject", "-issuer",
 255                                 "-startdate", "-enddate", "-noout",
 256                                 "-in", $Ecert])),
 257                        "ECDSA Certificate details");
 258               }
 259       };
 260
 261       skip 'failure', 5 unless
 262           ok(run(app([@reqcmd, "-config", $P1conf,
 263                       "-out", $P1req, "-keyout", $P1key, @req_new],
 264                      stdout => "err.ss")),
 265              'make a proxy cert request');
 266
 267
 268       skip 'failure', 4 unless
 269           ok(run(app([@x509cmd, "-CAcreateserial", "-in", $P1req, "-days", "30",
 270                       "-req", "-out", $P1cert,
 271                       "-CA", $Ucert, "-CAkey", $Ukey,
 272                       "-extfile", $P1conf, "-extensions", "v3_proxy"],
 273                      stdout => "err.ss")),
 274              'sign proxy with user cert');
 275
 276       copy($Ucert, $P1intermediate);
 277       run(app([@verifycmd, "-CAfile", $CAcert,
 278                "-untrusted", $P1intermediate, $P1cert]));
 279       ok(run(app([@x509cmd,
 280                   "-subject", "-issuer", "-startdate", "-enddate",
 281                   "-noout", "-in", $P1cert])),
 282          'Certificate details');
 283
 284       skip 'failure', 2 unless
 285           ok(run(app([@reqcmd, "-config", $P2conf,
 286                       "-out", $P2req, "-keyout", $P2key,
 287                       @req_new],
 288                      stdout => "err.ss")),
 289              'make another proxy cert request');
 290
 291
 292       skip 'failure', 1 unless
 293           ok(run(app([@x509cmd, "-CAcreateserial", "-in", $P2req, "-days", "30",
 294                       "-req", "-out", $P2cert,
 295                       "-CA", $P1cert, "-CAkey", $P1key,
 296                       "-extfile", $P2conf, "-extensions", "v3_proxy"],
 297                      stdout => "err.ss")),
 298              'sign second proxy cert request with the first proxy cert');
 299
 300
 301       open OUT, ">", $P2intermediate;
 302       copy($Ucert, \*OUT); copy($P1cert, \*OUT);
 303       close OUT;
 304       run(app([@verifycmd, "-CAfile", $CAcert,
 305                "-untrusted", $P2intermediate, $P2cert]));
 306       ok(run(app([@x509cmd,
 307                   "-subject", "-issuer", "-startdate", "-enddate",
 308                   "-noout", "-in", $P2cert])),
 309          'Certificate details');
 310     }
 311 }
 312
 313 sub testssl {
 314     my ($key, $cert, $CAtmp) = @_;
 315     my @CA = $CAtmp ? ("-CAfile", $CAtmp) : ("-CApath", bldtop_dir("certs"));
 316
 317     my @ssltest = ("ssltest_old",
 318                    "-s_key", $key, "-s_cert", $cert,
 319                    "-c_key", $key, "-c_cert", $cert);
 320
 321     my $serverinfo = srctop_file("test","serverinfo.pem");
 322
 323     my $dsa_cert = 0;
 324     if (grep /DSA Public Key/, run(app(["openssl", "x509", "-in", $cert,
 325                                         "-text", "-noout"]), capture => 1)) {
 326         $dsa_cert = 1;
 327     }
 328
 329
 330     # plan tests => 11;
 331
 332     subtest 'standard SSL tests' => sub {
 333         ######################################################################
 334       plan tests => 13;
 335
 336       SKIP: {
 337           skip "SSLv3 is not supported by this OpenSSL build", 4
 338               if disabled("ssl3");
 339
 340           ok(run(test([@ssltest, "-bio_pair", "-ssl3"])),
 341              'test sslv3 via BIO pair');
 342           ok(run(test([@ssltest, "-bio_pair", "-ssl3", "-server_auth", @CA])),
 343              'test sslv3 with server authentication via BIO pair');
 344           ok(run(test([@ssltest, "-bio_pair", "-ssl3", "-client_auth", @CA])),
 345              'test sslv3 with client authentication via BIO pair');
 346           ok(run(test([@ssltest, "-bio_pair", "-ssl3", "-server_auth", "-client_auth", @CA])),
 347              'test sslv3 with both server and client authentication via BIO pair');
 348         }
 349
 350       SKIP: {
 351           skip "Neither SSLv3 nor any TLS version are supported by this OpenSSL build", 1
 352               if $no_anytls;
 353
 354           ok(run(test([@ssltest, "-bio_pair"])),
 355              'test sslv2/sslv3 via BIO pair');
 356         }
 357
 358       SKIP: {
 359           skip "Neither SSLv3 nor any TLS version are supported by this OpenSSL build", 8
 360               if $no_anytls;
 361
 362         SKIP: {
 363             skip "skipping test of sslv2/sslv3 w/o (EC)DHE test", 1 if $dsa_cert;
 364
 365             ok(run(test([@ssltest, "-bio_pair", "-no_dhe", "-no_ecdhe"])),
 366                'test sslv2/sslv3 w/o (EC)DHE via BIO pair');
 367           }
 368
 369           ok(run(test([@ssltest, "-bio_pair", "-dhe1024dsa", "-v"])),
 370              'test sslv2/sslv3 with 1024bit DHE via BIO pair');
 371           ok(run(test([@ssltest, "-bio_pair", "-server_auth", @CA])),
 372              'test sslv2/sslv3 with server authentication');
 373           ok(run(test([@ssltest, "-bio_pair", "-client_auth", @CA])),
 374              'test sslv2/sslv3 with client authentication via BIO pair');
 375           ok(run(test([@ssltest, "-bio_pair", "-server_auth", "-client_auth", @CA])),
 376              'test sslv2/sslv3 with both client and server authentication via BIO pair');
 377           ok(run(test([@ssltest, "-bio_pair", "-server_auth", "-client_auth", "-app_verify", @CA])),
 378              'test sslv2/sslv3 with both client and server authentication via BIO pair and app verify');
 379
 380         SKIP: {
 381             skip "No IPv4 available on this machine", 1
 382                 unless !disabled("sock") && have_IPv4();
 383             ok(run(test([@ssltest, "-ipv4"])),
 384                'test TLS via IPv4');
 385           }
 386
 387         SKIP: {
 388             skip "No IPv6 available on this machine", 1
 389                 unless !disabled("sock") && have_IPv6();
 390             ok(run(test([@ssltest, "-ipv6"])),
 391                'test TLS via IPv6');
 392           }
 393         }
 394     };
 395
 396     subtest "Testing ciphersuites" => sub {
 397
 398         my @exkeys = ();
 399         my $ciphers = "-PSK:-SRP";
 400
 401         if (!$no_dsa) {
 402             push @exkeys, "-s_cert", "certD.ss", "-s_key", "keyD.ss";
 403         }
 404
 405         if (!$no_ec) {
 406             push @exkeys, "-s_cert", "certE.ss", "-s_key", "keyE.ss";
 407         }
 408
 409         my @protocols = ();
 410         # We only use the flags that ssltest_old understands
 411         push @protocols, "-tls1_3" unless $no_tls1_3;
 412         push @protocols, "-tls1_2" unless $no_tls1_2;
 413         push @protocols, "-tls1" unless $no_tls1;
 414         push @protocols, "-ssl3" unless $no_ssl3;
 415         my $protocolciphersuitecount = 0;
 416         my %ciphersuites = ();
 417         my %ciphersstatus = ();
 418         foreach my $protocol (@protocols) {
 419             my $ciphersstatus = undef;
 420             my @ciphers = run(app(["openssl", "ciphers", "-s", $protocol,
 421                                    "ALL:$ciphers"]),
 422                               capture => 1, statusvar => \$ciphersstatus);
 423             $ciphersstatus{$protocol} = $ciphersstatus;
 424             if ($ciphersstatus) {
 425                 $ciphersuites{$protocol} = [ map { s|\R||; split(/:/, $_) }
 426                                              @ciphers ];
 427                 $protocolciphersuitecount += scalar @{$ciphersuites{$protocol}};
 428             }
 429         }
 430
 431         plan skip_all => "None of the ciphersuites to test are available in this OpenSSL build"
 432             if $protocolciphersuitecount + scalar(keys %ciphersuites) == 0;
 433
 434         # The count of protocols is because in addition to the ciphersuites
 435         # we got above, we're running a weak DH test for each protocol (except
 436         # TLSv1.3)
 437         my $testcount = scalar(@protocols) + $protocolciphersuitecount
 438                         + scalar(keys %ciphersuites);
 439         $testcount-- unless $no_tls1_3;
 440         plan tests => $testcount;
 441
 442         foreach my $protocol (@protocols) {
 443             ok($ciphersstatus{$protocol}, "Getting ciphers for $protocol");
 444         }
 445
 446         foreach my $protocol (sort keys %ciphersuites) {
 447             note "Testing ciphersuites for $protocol";
 448             # ssltest_old doesn't know -tls1_3, but that's fine, since that's
 449             # the default choice if TLSv1.3 enabled
 450             my $flag = $protocol eq "-tls1_3" ? "" : $protocol;
 451             my $ciphersuites = "";
 452             foreach my $cipher (@{$ciphersuites{$protocol}}) {
 453                 if ($protocol eq "-ssl3" && $cipher =~ /ECDH/ ) {
 454                     note "*****SKIPPING $protocol $cipher";
 455                     ok(1);
 456                 } else {
 457                     if ($protocol eq "-tls1_3") {
 458                         $ciphersuites = $cipher;
 459                         $cipher = "";
 460                     }
 461                     ok(run(test([@ssltest, @exkeys, "-cipher", $cipher,
 462                                  "-ciphersuites", $ciphersuites, $flag || ()])),
 463                        "Testing $cipher");
 464                 }
 465             }
 466             next if $protocol eq "-tls1_3";
 467             is(run(test([@ssltest,
 468                          "-s_cipher", "EDH",
 469                          "-c_cipher", 'EDH:@SECLEVEL=1',
 470                          "-dhe512",
 471                          $protocol])), 0,
 472                "testing connection with weak DH, expecting failure");
 473         }
 474     };
 475
 476     subtest 'RSA/(EC)DHE/PSK tests' => sub {
 477         ######################################################################
 478
 479         plan tests => 5;
 480
 481       SKIP: {
 482           skip "TLSv1.0 is not supported by this OpenSSL build", 5
 483               if $no_tls1;
 484
 485         SKIP: {
 486             skip "skipping anonymous DH tests", 1
 487               if ($no_dh);
 488
 489             ok(run(test([@ssltest, "-v", "-bio_pair", "-tls1", "-cipher", "ADH", "-dhe1024dsa", "-num", "10", "-f", "-time"])),
 490                'test tlsv1 with 1024bit anonymous DH, multiple handshakes');
 491           }
 492
 493         SKIP: {
 494             skip "skipping RSA tests", 2
 495                 if $no_rsa;
 496
 497             ok(run(test(["ssltest_old", "-v", "-bio_pair", "-tls1", "-s_cert", srctop_file("apps","server2.pem"), "-no_dhe", "-no_ecdhe", "-num", "10", "-f", "-time"])),
 498                'test tlsv1 with 1024bit RSA, no (EC)DHE, multiple handshakes');
 499
 500             skip "skipping RSA+DHE tests", 1
 501                 if $no_dh;
 502
 503             ok(run(test(["ssltest_old", "-v", "-bio_pair", "-tls1", "-s_cert", srctop_file("apps","server2.pem"), "-dhe1024dsa", "-num", "10", "-f", "-time"])),
 504                'test tlsv1 with 1024bit RSA, 1024bit DHE, multiple handshakes');
 505           }
 506
 507         SKIP: {
 508             skip "skipping PSK tests", 2
 509                 if ($no_psk);
 510
 511             ok(run(test([@ssltest, "-tls1", "-cipher", "PSK", "-psk", "abc123"])),
 512                'test tls1 with PSK');
 513
 514             ok(run(test([@ssltest, "-bio_pair", "-tls1", "-cipher", "PSK", "-psk", "abc123"])),
 515                'test tls1 with PSK via BIO pair');
 516           }
 517         }
 518
 519     };
 520
 521     subtest 'Custom Extension tests' => sub {
 522         ######################################################################
 523
 524         plan tests => 1;
 525
 526       SKIP: {
 527           skip "TLSv1.0 is not supported by this OpenSSL build", 1
 528               if $no_tls1;
 529
 530           ok(run(test([@ssltest, "-bio_pair", "-tls1", "-custom_ext"])),
 531              'test tls1 with custom extensions');
 532         }
 533     };
 534
 535     subtest 'Serverinfo tests' => sub {
 536         ######################################################################
 537
 538         plan tests => 5;
 539
 540       SKIP: {
 541           skip "TLSv1.0 is not supported by this OpenSSL build", 5
 542               if $no_tls1;
 543
 544           note('echo test tls1 with serverinfo');
 545           ok(run(test([@ssltest, "-bio_pair", "-tls1", "-serverinfo_file", $serverinfo])));
 546           ok(run(test([@ssltest, "-bio_pair", "-tls1", "-serverinfo_file", $serverinfo, "-serverinfo_sct"])));
 547           ok(run(test([@ssltest, "-bio_pair", "-tls1", "-serverinfo_file", $serverinfo, "-serverinfo_tack"])));
 548           ok(run(test([@ssltest, "-bio_pair", "-tls1", "-serverinfo_file", $serverinfo, "-serverinfo_sct", "-serverinfo_tack"])));
 549           ok(run(test([@ssltest, "-bio_pair", "-tls1", "-custom_ext", "-serverinfo_file", $serverinfo, "-serverinfo_sct", "-serverinfo_tack"])));
 550         }
 551     };
 552 }
 553
 554 unlink $CAkey;
 555 unlink $CAcert;
 556 unlink $CAserial;
 557 unlink $CAreq;
 558 unlink $CAreq2;
 559
 560 unlink $Ukey;
 561 unlink $Ureq;
 562 unlink $Ucert;
 563 unlink basename($Ucert, '.ss').'.srl';
 564
 565 unlink $Dkey;
 566 unlink $Dreq;
 567 unlink $Dcert;
 568
 569 unlink $Ekey;
 570 unlink $Ereq;
 571 unlink $Ecert;
 572
 573 unlink $P1key;
 574 unlink $P1req;
 575 unlink $P1cert;
 576 unlink basename($P1cert, '.ss').'.srl';
 577 unlink $P1intermediate;
 578 unlink "intP1.ss";
 579
 580 unlink $P2key;
 581 unlink $P2req;
 582 unlink $P2cert;
 583 unlink $P2intermediate;
 584 unlink "intP2.ss";
 585
 586 unlink "ecp.ss";
 587 unlink "err.ss";
 588
 589 unlink $server_sess;
 590 unlink $client_sess;