215 lines
7.4 KiB
Perl
215 lines
7.4 KiB
Perl
#!{- $config{HASHBANGPERL} -}
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# Copyright 2000-2018 The OpenSSL Project Authors. All Rights Reserved.
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#
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# Licensed under the OpenSSL license (the "License"). You may not use
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# this file except in compliance with the License. You can obtain a copy
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# in the file LICENSE in the source distribution or at
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# https://www.openssl.org/source/license.html
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#
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# Wrapper around the ca to make it easier to use
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#
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# {- join("\n# ", @autowarntext) -}
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use strict;
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use warnings;
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my $openssl = "openssl";
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if(defined $ENV{'OPENSSL'}) {
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$openssl = $ENV{'OPENSSL'};
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} else {
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$ENV{'OPENSSL'} = $openssl;
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}
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my $verbose = 1;
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my $OPENSSL_CONFIG = $ENV{"OPENSSL_CONFIG"} || "";
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my $DAYS = "-days 365";
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my $CADAYS = "-days 1095"; # 3 years
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my $REQ = "$openssl req $OPENSSL_CONFIG";
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my $CA = "$openssl ca $OPENSSL_CONFIG";
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my $VERIFY = "$openssl verify";
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my $X509 = "$openssl x509";
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my $PKCS12 = "$openssl pkcs12";
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# default openssl.cnf file has setup as per the following
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my $CATOP = "./demoCA";
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my $CAKEY = "cakey.pem";
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my $CAREQ = "careq.pem";
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my $CACERT = "cacert.pem";
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my $CACRL = "crl.pem";
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my $DIRMODE = 0777;
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my $NEWKEY = "newkey.pem";
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my $NEWREQ = "newreq.pem";
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my $NEWCERT = "newcert.pem";
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my $NEWP12 = "newcert.p12";
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my $RET = 0;
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my $WHAT = shift @ARGV || "";
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my @OPENSSL_CMDS = ("req", "ca", "pkcs12", "x509", "verify");
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my %EXTRA = extra_args(\@ARGV, "-extra-");
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my $FILE;
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sub extra_args {
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my ($args_ref, $arg_prefix) = @_;
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my %eargs = map {
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if ($_ < $#$args_ref) {
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my ($arg, $value) = splice(@$args_ref, $_, 2);
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$arg =~ s/$arg_prefix//;
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($arg, $value);
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} else {
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();
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}
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} reverse grep($$args_ref[$_] =~ /$arg_prefix/, 0..$#$args_ref);
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my %empty = map { ($_, "") } @OPENSSL_CMDS;
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return (%empty, %eargs);
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}
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# See if reason for a CRL entry is valid; exit if not.
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sub crl_reason_ok
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{
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my $r = shift;
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if ($r eq 'unspecified' || $r eq 'keyCompromise'
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|| $r eq 'CACompromise' || $r eq 'affiliationChanged'
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|| $r eq 'superseded' || $r eq 'cessationOfOperation'
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|| $r eq 'certificateHold' || $r eq 'removeFromCRL') {
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return 1;
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}
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print STDERR "Invalid CRL reason; must be one of:\n";
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print STDERR " unspecified, keyCompromise, CACompromise,\n";
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print STDERR " affiliationChanged, superseded, cessationOfOperation\n";
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print STDERR " certificateHold, removeFromCRL";
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exit 1;
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}
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# Copy a PEM-format file; return like exit status (zero means ok)
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sub copy_pemfile
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{
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my ($infile, $outfile, $bound) = @_;
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my $found = 0;
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open IN, $infile || die "Cannot open $infile, $!";
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open OUT, ">$outfile" || die "Cannot write to $outfile, $!";
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while (<IN>) {
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$found = 1 if /^-----BEGIN.*$bound/;
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print OUT $_ if $found;
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$found = 2, last if /^-----END.*$bound/;
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}
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close IN;
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close OUT;
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return $found == 2 ? 0 : 1;
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}
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# Wrapper around system; useful for debugging. Returns just the exit status
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sub run
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{
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my $cmd = shift;
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print "====\n$cmd\n" if $verbose;
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my $status = system($cmd);
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print "==> $status\n====\n" if $verbose;
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return $status >> 8;
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}
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if ( $WHAT =~ /^(-\?|-h|-help)$/ ) {
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print STDERR "usage: CA.pl -newcert | -newreq | -newreq-nodes | -xsign | -sign | -signCA | -signcert | -crl | -newca [-extra-cmd extra-params]\n";
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print STDERR " CA.pl -pkcs12 [-extra-pkcs12 extra-params] [certname]\n";
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print STDERR " CA.pl -verify [-extra-verify extra-params] certfile ...\n";
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print STDERR " CA.pl -revoke [-extra-ca extra-params] certfile [reason]\n";
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exit 0;
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}
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if ($WHAT eq '-newcert' ) {
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# create a certificate
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$RET = run("$REQ -new -x509 -keyout $NEWKEY -out $NEWCERT $DAYS $EXTRA{req}");
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print "Cert is in $NEWCERT, private key is in $NEWKEY\n" if $RET == 0;
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} elsif ($WHAT eq '-precert' ) {
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# create a pre-certificate
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$RET = run("$REQ -x509 -precert -keyout $NEWKEY -out $NEWCERT $DAYS");
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print "Pre-cert is in $NEWCERT, private key is in $NEWKEY\n" if $RET == 0;
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} elsif ($WHAT =~ /^\-newreq(\-nodes)?$/ ) {
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# create a certificate request
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$RET = run("$REQ -new $1 -keyout $NEWKEY -out $NEWREQ $DAYS $EXTRA{req}");
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print "Request is in $NEWREQ, private key is in $NEWKEY\n" if $RET == 0;
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} elsif ($WHAT eq '-newca' ) {
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# create the directory hierarchy
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mkdir ${CATOP}, $DIRMODE;
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mkdir "${CATOP}/certs", $DIRMODE;
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mkdir "${CATOP}/crl", $DIRMODE ;
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mkdir "${CATOP}/newcerts", $DIRMODE;
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mkdir "${CATOP}/private", $DIRMODE;
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open OUT, ">${CATOP}/index.txt";
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close OUT;
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open OUT, ">${CATOP}/crlnumber";
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print OUT "01\n";
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close OUT;
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# ask user for existing CA certificate
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print "CA certificate filename (or enter to create)\n";
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$FILE = "" unless defined($FILE = <STDIN>);
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$FILE =~ s{\R$}{};
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if ($FILE ne "") {
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copy_pemfile($FILE,"${CATOP}/private/$CAKEY", "PRIVATE");
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copy_pemfile($FILE,"${CATOP}/$CACERT", "CERTIFICATE");
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} else {
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print "Making CA certificate ...\n";
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$RET = run("$REQ -new -keyout"
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. " ${CATOP}/private/$CAKEY"
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. " -out ${CATOP}/$CAREQ $EXTRA{req}");
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$RET = run("$CA -create_serial"
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. " -out ${CATOP}/$CACERT $CADAYS -batch"
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. " -keyfile ${CATOP}/private/$CAKEY -selfsign"
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. " -extensions v3_ca $EXTRA{ca}"
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. " -infiles ${CATOP}/$CAREQ") if $RET == 0;
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print "CA certificate is in ${CATOP}/$CACERT\n" if $RET == 0;
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}
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} elsif ($WHAT eq '-pkcs12' ) {
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my $cname = $ARGV[0];
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$cname = "My Certificate" unless defined $cname;
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$RET = run("$PKCS12 -in $NEWCERT -inkey $NEWKEY"
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. " -certfile ${CATOP}/$CACERT"
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. " -out $NEWP12"
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. " -export -name \"$cname\" $EXTRA{pkcs12}");
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print "PKCS #12 file is in $NEWP12\n" if $RET == 0;
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} elsif ($WHAT eq '-xsign' ) {
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$RET = run("$CA -policy policy_anything $EXTRA{ca} -infiles $NEWREQ");
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} elsif ($WHAT eq '-sign' ) {
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$RET = run("$CA -policy policy_anything -out $NEWCERT $EXTRA{ca} -infiles $NEWREQ");
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print "Signed certificate is in $NEWCERT\n" if $RET == 0;
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} elsif ($WHAT eq '-signCA' ) {
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$RET = run("$CA -policy policy_anything -out $NEWCERT"
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. " -extensions v3_ca $EXTRA{ca} -infiles $NEWREQ");
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print "Signed CA certificate is in $NEWCERT\n" if $RET == 0;
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} elsif ($WHAT eq '-signcert' ) {
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$RET = run("$X509 -x509toreq -in $NEWREQ -signkey $NEWREQ"
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. " -out tmp.pem $EXTRA{x509}");
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$RET = run("$CA -policy policy_anything -out $NEWCERT"
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. "$EXTRA{ca} -infiles tmp.pem") if $RET == 0;
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print "Signed certificate is in $NEWCERT\n" if $RET == 0;
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} elsif ($WHAT eq '-verify' ) {
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my @files = @ARGV ? @ARGV : ( $NEWCERT );
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my $file;
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foreach $file (@files) {
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my $status = run("$VERIFY \"-CAfile\" ${CATOP}/$CACERT $file $EXTRA{verify}");
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$RET = $status if $status != 0;
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}
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} elsif ($WHAT eq '-crl' ) {
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$RET = run("$CA -gencrl -out ${CATOP}/crl/$CACRL $EXTRA{ca}");
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print "Generated CRL is in ${CATOP}/crl/$CACRL\n" if $RET == 0;
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} elsif ($WHAT eq '-revoke' ) {
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my $cname = $ARGV[0];
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if (!defined $cname) {
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print "Certificate filename is required; reason optional.\n";
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exit 1;
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}
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my $reason = $ARGV[1];
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$reason = " -crl_reason $reason"
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if defined $reason && crl_reason_ok($reason);
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$RET = run("$CA -revoke \"$cname\"" . $reason . $EXTRA{ca});
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} else {
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print STDERR "Unknown arg \"$WHAT\"\n";
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print STDERR "Use -help for help.\n";
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exit 1;
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}
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exit $RET;
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