apps/CA.pl.in

   1 #!{- $config{perl} -}
   2 # Copyright 2000-2016 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 # Wrapper around the ca to make it easier to use
  11 #
  12 # {- join("\n# ", @autowarntext) -}
  13
  14 use strict;
  15 use warnings;
  16
  17 my $openssl = "openssl";
  18 if(defined $ENV{'OPENSSL'}) {
  19     $openssl = $ENV{'OPENSSL'};
  20 } else {
  21     $ENV{'OPENSSL'} = $openssl;
  22 }
  23
  24 my $verbose = 1;
  25
  26 my $OPENSSL_CONFIG = $ENV{"OPENSSL_CONFIG"};
  27 my $DAYS = "-days 365";
  28 my $CADAYS = "-days 1095";      # 3 years
  29 my $REQ = "$openssl req $OPENSSL_CONFIG";
  30 my $CA = "$openssl ca $OPENSSL_CONFIG";
  31 my $VERIFY = "$openssl verify";
  32 my $X509 = "$openssl x509";
  33 my $PKCS12 = "$openssl pkcs12";
  34
  35 # default openssl.cnf file has setup as per the following
  36 my $CATOP = "./demoCA";
  37 my $CAKEY = "cakey.pem";
  38 my $CAREQ = "careq.pem";
  39 my $CACERT = "cacert.pem";
  40 my $CACRL = "crl.pem";
  41 my $DIRMODE = 0777;
  42
  43 my $NEWKEY = "newkey.pem";
  44 my $NEWREQ = "newreq.pem";
  45 my $NEWCERT = "newcert.pem";
  46 my $NEWP12 = "newcert.p12";
  47 my $RET = 0;
  48 my $WHAT = shift @ARGV;
  49 my $FILE;
  50
  51 # See if reason for a CRL entry is valid; exit if not.
  52 sub crl_reason_ok
  53 {
  54     my $r = shift;
  55
  56     if ($r eq 'unspecified' || $r eq 'keyCompromise'
  57         || $r eq 'CACompromise' || $r eq 'affiliationChanged'
  58         || $r eq 'superseded' || $r eq 'cessationOfOperation'
  59         || $r eq 'certificateHold' || $r eq 'removeFromCRL') {
  60         return 1;
  61     }
  62     print STDERR "Invalid CRL reason; must be one of:\n";
  63     print STDERR "    unspecified, keyCompromise, CACompromise,\n";
  64     print STDERR "    affiliationChanged, superseded, cessationOfOperation\n";
  65     print STDERR "    certificateHold, removeFromCRL";
  66     exit 1;
  67 }
  68
  69 # Copy a PEM-format file; return like exit status (zero means ok)
  70 sub copy_pemfile
  71 {
  72     my ($infile, $outfile, $bound) = @_;
  73     my $found = 0;
  74
  75     open IN, $infile || die "Cannot open $infile, $!";
  76     open OUT, ">$outfile" || die "Cannot write to $outfile, $!";
  77     while (<IN>) {
  78         $found = 1 if /^-----BEGIN.*$bound/;
  79         print OUT $_ if $found;
  80         $found = 2, last if /^-----END.*$bound/;
  81     }
  82     close IN;
  83     close OUT;
  84     return $found == 2 ? 0 : 1;
  85 }
  86
  87 # Wrapper around system; useful for debugging.  Returns just the exit status
  88 sub run
  89 {
  90     my $cmd = shift;
  91     print "====\n$cmd\n" if $verbose;
  92     my $status = system($cmd);
  93     print "==> $status\n====\n" if $verbose;
  94     return $status >> 8;
  95 }
  96
  97
  98 if ( $WHAT =~ /^(-\?|-h|-help)$/ ) {
  99     print STDERR "usage: CA -newcert|-newreq|-newreq-nodes|-newca|-sign|-verify\n";
 100     print STDERR "       CA -pkcs12 [certname]\n";
 101     print STDERR "       CA -crl|-revoke cert-filename [reason]\n";
 102     exit 0;
 103 }
 104 if ($WHAT eq '-newcert' ) {
 105     # create a certificate
 106     $RET = run("$REQ -new -x509 -keyout $NEWKEY -out $NEWCERT $DAYS");
 107     print "Cert is in $NEWCERT, private key is in $NEWKEY\n" if $RET == 0;
 108 } elsif ($WHAT eq '-newreq' ) {
 109     # create a certificate request
 110     $RET = run("$REQ -new -keyout $NEWKEY -out $NEWREQ $DAYS");
 111     print "Request is in $NEWREQ, private key is in $NEWKEY\n" if $RET == 0;
 112 } elsif ($WHAT eq '-newreq-nodes' ) {
 113     # create a certificate request
 114     $RET = run("$REQ -new -nodes -keyout $NEWKEY -out $NEWREQ $DAYS");
 115     print "Request is in $NEWREQ, private key is in $NEWKEY\n" if $RET == 0;
 116 } elsif ($WHAT eq '-newca' ) {
 117     # create the directory hierarchy
 118     mkdir ${CATOP}, $DIRMODE;
 119     mkdir "${CATOP}/certs", $DIRMODE;
 120     mkdir "${CATOP}/crl", $DIRMODE ;
 121     mkdir "${CATOP}/newcerts", $DIRMODE;
 122     mkdir "${CATOP}/private", $DIRMODE;
 123     open OUT, ">${CATOP}/index.txt";
 124     close OUT;
 125     open OUT, ">${CATOP}/crlnumber";
 126     print OUT "01\n";
 127     close OUT;
 128     # ask user for existing CA certificate
 129     print "CA certificate filename (or enter to create)\n";
 130     $FILE = "" unless defined($FILE = <STDIN>);
 131     $FILE =~ s{\R$}{};
 132     if ($FILE ne "") {
 133         copy_pemfile($FILE,"${CATOP}/private/$CAKEY", "PRIVATE");
 134         copy_pemfile($FILE,"${CATOP}/$CACERT", "CERTIFICATE");
 135     } else {
 136         print "Making CA certificate ...\n";
 137         $RET = run("$REQ -new -keyout"
 138                 . " ${CATOP}/private/$CAKEY"
 139                 . " -out ${CATOP}/$CAREQ");
 140         $RET = run("$CA -create_serial"
 141                 . " -out ${CATOP}/$CACERT $CADAYS -batch"
 142                 . " -keyfile ${CATOP}/private/$CAKEY -selfsign"
 143                 . " -extensions v3_ca"
 144                 . " -infiles ${CATOP}/$CAREQ") if $RET == 0;
 145         print "CA certificate is in ${CATOP}/$CACERT\n" if $RET == 0;
 146     }
 147 } elsif ($WHAT eq '-pkcs12' ) {
 148     my $cname = $ARGV[1];
 149     $cname = "My Certificate" unless defined $cname;
 150     $RET = run("$PKCS12 -in $NEWCERT -inkey $NEWKEY"
 151             . " -certfile ${CATOP}/$CACERT"
 152             . " -out $NEWP12"
 153             . " -export -name \"$cname\"");
 154     print "PKCS #12 file is in $NEWP12\n" if $RET == 0;
 155 } elsif ($WHAT eq '-xsign' ) {
 156     $RET = run("$CA -policy policy_anything -infiles $NEWREQ");
 157 } elsif ($WHAT eq '-sign' ) {
 158     $RET = run("$CA -policy policy_anything -out $NEWCERT -infiles $NEWREQ");
 159     print "Signed certificate is in $NEWCERT\n" if $RET == 0;
 160 } elsif ($WHAT eq '-signCA' ) {
 161     $RET = run("$CA -policy policy_anything -out $NEWCERT"
 162             . " -extensions v3_ca -infiles $NEWREQ");
 163     print "Signed CA certificate is in $NEWCERT\n" if $RET == 0;
 164 } elsif ($WHAT eq '-signcert' ) {
 165     $RET = run("$X509 -x509toreq -in $NEWREQ -signkey $NEWREQ"
 166             . " -out tmp.pem");
 167     $RET = run("$CA -policy policy_anything -out $NEWCERT"
 168             . " -infiles tmp.pem") if $RET == 0;
 169     print "Signed certificate is in $NEWCERT\n" if $RET == 0;
 170 } elsif ($WHAT eq '-verify' ) {
 171     my @files = @ARGV ? @ARGV : ( $NEWCERT );
 172     my $file;
 173     foreach $file (@files) {
 174         my $status = run("$VERIFY \"-CAfile\" ${CATOP}/$CACERT $file");
 175         $RET = $status if $status != 0;
 176     }
 177 } elsif ($WHAT eq '-crl' ) {
 178     $RET = run("$CA -gencrl -out ${CATOP}/crl/$CACRL");
 179     print "Generated CRL is in ${CATOP}/crl/$CACRL\n" if $RET == 0;
 180 } elsif ($WHAT eq '-revoke' ) {
 181     my $cname = $ARGV[1];
 182     if (!defined $cname) {
 183         print "Certificate filename is required; reason optional.\n";
 184         exit 1;
 185     }
 186     my $reason = $ARGV[2];
 187     $reason = " -crl_reason $reason"
 188         if defined $reason && crl_reason_ok($reason);
 189     $RET = run("$CA -revoke \"$cname\"" . $reason);
 190 } else {
 191     print STDERR "Unknown arg \"$WHAT\"\n";
 192     print STDERR "Use -help for help.\n";
 193     exit 1;
 194 }
 195
 196 exit $RET;