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|
#!/usr/bin/perl
#
# $Id: mkcerts.pl,v 1.1 2001/04/07 21:30:26 mrsam Exp $
#
# Copyright 2001 Double Precision, Inc. See COPYING for
# distribution information.
#
# Create certs.sh by swiping root CA certs from Mozilla CVS:
#
# CVSROOT: :pserver:anonymous@cvs-mirror.mozilla.org:/cvsroot
#
# File: mozilla/security/nss/lib/ckfw/builtins/certdata.txt
#
# Assumes that builtins is the subdirectory
#
# Create pem scratch directory
if (-d "pem")
{
opendir(D, "pem") || die "$!\n";
while (defined ($f=readdir(D)))
{
next if substr($f, 0, 1) eq ".";
unlink "pem/$f";
}
closedir(D);
rmdir("pem");
}
mkdir("pem");
# Swipe DER data from certdata.txt, and manually convert it from octal
$filenum=0;
open (F, "builtins/certdata.txt") || die "$!\n";
while (<F>)
{
next unless /^CKA_VALUE MULTILINE_OCTAL/;
$filename="pem/pem$filenum.pem";
++$filenum;
open (D, "| openssl x509 -inform der -text -outform pem >$filename")
|| die "$!\n";
while (<F>)
{
last if /^END/;
chomp;
$line="";
grep {
my $x=$_;
if (length($x) == 3)
{
eval ('$byte' . "=0$x;");
$line .= chr($byte);
}
} split (/\\/, $_);
print D $line;
}
close(D);
# Ok, now standardize the filename by grabbing the subject, and going
# from there.
open (D, "openssl x509 -subject <$filename |") || die "$!\n";
$subject="";
while (<D>)
{
next unless /^subject=(.*)/;
$subject=$1;
}
close(D);
# Decompose subject
my %var;
$subject =~ s/\/([a-zA-Z]*=)/\n$1/g;
grep { $var{$1}=$2 if /^([A-Z]*)=(.*)/; } split (/\n/, $subject);
# Grab CN. If missing, grab O and OU
my $n=$var{'CN'};
$n="$var{'O'} $var{'OU'}" unless $n;
# Put everything to lower case. Replace non-alnum with dashes. Collapse
# multiple dashes.
$n =~ tr/[A-Z]/[a-z]/;
$n =~ s/[^0-9a-z]/-/g;
$n =~ s/--*/-/g;
$n =~ s/^-*//;
$n =~ s/-*$//;
# Truncate some long subjects down
$subject="";
grep {
my $s=$_;
if (length($subject) < 30)
{
$subject .= "-" unless $subject eq "";
$subject .= $s;
}
} split (/\-/, $n);
# Use what we have for a filename. Several certs have similar subjects,
# so take care not to overwrite.
$new_filename="pem/$subject-00.pem";
$c=0;
while ( -f $new_filename )
{
$new_filename = sprintf("pem/$subject-%02d.pem", ++$c);
}
rename($filename, $new_filename);
}
#
# Ok, now take certs with unique subjects, and just drop the -00
#
opendir(D, "pem") || die "$!\n";
while (defined ($f=readdir(D)))
{
next unless $f =~ /(.*)-00\.pem$/;
my $base=$1;
next if -f "pem/$base-01.pem";
rename ("pem/$base-00.pem", "pem/$base.pem");
}
closedir(D);
# Now, read what we have, and dump it to stdout
opendir(D, "pem") || die "$!\n";
grep {
my $f=$_;
print "cat >certs/$f <<...EOF...\n";
open (F, "pem/$f") || die "$!\n";
while (<F>)
{
print $_;
}
close (F);
print "...EOF...\n";
}
grep(/^[^\.]/, sort readdir(D));
closedir(D);
|
