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mk-ca-bundle: introduces -d and warns about using this script

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Leif W 2014-01-05 23:37:26 +01:00 committed by Daniel Stenberg
parent fca7930dfa
commit d5f1590d5c
1 changed files with 46 additions and 6 deletions
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52
lib/mk-ca-bundle.pl
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@ -6,7 +6,7 @@
# * | (__| |_| | _ <| |___ # * | (__| |_| | _ <| |___
# * \___|\___/|_| \_\_____| # * \___|\___/|_| \_\_____|
# * # *
# * Copyright (C) 1998 - 2013, Daniel Stenberg, <daniel@haxx.se>, et al. # * Copyright (C) 1998 - 2014, Daniel Stenberg, <daniel@haxx.se>, et al.
# * # *
# * This software is licensed as described in the file COPYING, which # * This software is licensed as described in the file COPYING, which
# * you should have received as part of this distribution. The terms # * you should have received as part of this distribution. The terms
@ -34,19 +34,38 @@ use Getopt::Std;
use MIME::Base64; use MIME::Base64;
use LWP::UserAgent; use LWP::UserAgent;
use strict; use strict;
use vars qw($opt_b $opt_f $opt_h $opt_i $opt_l $opt_n $opt_q $opt_t $opt_u $opt_v $opt_w); use vars qw($opt_b $opt_d $opt_f $opt_h $opt_i $opt_l $opt_n $opt_q $opt_t $opt_u $opt_v $opt_w);
my %urls = (
'nss' =>
'http://mxr.mozilla.org/nss/source/lib/ckfw/builtins/certdata.txt?raw=1',
'central' =>
'http://mxr.mozilla.org/mozilla-central/source/security/nss/lib/ckfw/builtins/certdata.txt?raw=1',
'aurora' =>
'http://mxr.mozilla.org/mozilla-aurora/source/security/nss/lib/ckfw/builtins/certdata.txt?raw=1',
'beta' =>
'http://mxr.mozilla.org/mozilla-beta/source/security/nss/lib/ckfw/builtins/certdata.txt?raw=1',
'release' =>
'http://mxr.mozilla.org/mozilla-release/source/security/nss/lib/ckfw/builtins/certdata.txt?raw=1',
'mozilla' =>
'http://mxr.mozilla.org/mozilla/source/security/nss/lib/ckfw/builtins/certdata.txt?raw=1'
);
$opt_d = 'release';
my $url = 'http://mxr.mozilla.org/mozilla/source/security/nss/lib/ckfw/builtins/certdata.txt?raw=1';
# If the OpenSSL commandline is not in search path you can configure it here! # If the OpenSSL commandline is not in search path you can configure it here!
my $openssl = 'openssl'; my $openssl = 'openssl';
my $version = '1.19'; my $version = '1.20';
$opt_w = 76; # default base64 encoded lines length $opt_w = 76; # default base64 encoded lines length
$0 =~ s@.*(/|\\)@@; $0 =~ s@.*(/|\\)@@;
$Getopt::Std::STANDARD_HELP_VERSION = 1; $Getopt::Std::STANDARD_HELP_VERSION = 1;
getopts('bfhilnqtuvw:'); getopts('bd:fhilnqtuvw:');
# Use predefined URL or else custom URL specified on command line.
my $url = ( defined( $urls{$opt_d} ) ) ? $urls{$opt_d} : $opt_d;
if ($opt_i) { if ($opt_i) {
print ("=" x 78 . "\n"); print ("=" x 78 . "\n");
@ -60,9 +79,29 @@ if ($opt_i) {
print ("=" x 78 . "\n"); print ("=" x 78 . "\n");
} }
sub WARNING_MESSAGE() {
if ( $opt_d =~ m/^risk$/i ) { # Long Form Warning and Exit
print "Warning: Use of this script may pose some risk:\n";
print "\n";
print " 1) Using http is subject to man in the middle attack of certdata content\n";
print " 2) Default to 'release', but more recent updates may be found in other trees\n";
print " 3) certdata.txt file format may change, lag time to update this script\n";
print " 4) Generally unwise to blindly trust CAs without manual review & verification\n";
print " 5) Mozilla apps use additional security checks aren't represented in certdata\n";
print " 6) Use of this script will make a security engineer grind his teeth and\n";
print " swear at you. ;)\n";
exit;
} else { # Short Form Warning
print "Warning: Use of this script may pose some risk, -d risk for more details.\n";
}
}
sub HELP_MESSAGE() { sub HELP_MESSAGE() {
print "Usage:\t${0} [-b] [-f] [-i] [-l] [-n] [-q] [-t] [-u] [-v] [-w<l>] [<outputfile>]\n"; print "Usage:\t${0} [-b] [-d<certdata>] [-f] [-i] [-l] [-n] [-q] [-t] [-u] [-v] [-w<l>] [<outputfile>]\n";
print "\t-b\tbackup an existing version of ca-bundle.crt\n"; print "\t-b\tbackup an existing version of ca-bundle.crt\n";
print "\t-d\tspecify Mozilla tree to pull certdata.txt or custom URL\n";
print "\t\t Valid names are:\n";
print "\t\t ", join( ", ", map { ( $_ =~ m/$opt_d/ ) ? "$_ (default)" : "$_" } sort keys %urls ), "\n";
print "\t-f\tforce rebuild even if certdata.txt is current\n"; print "\t-f\tforce rebuild even if certdata.txt is current\n";
print "\t-i\tprint version info about used modules\n"; print "\t-i\tprint version info about used modules\n";
print "\t-l\tprint license info about certdata.txt\n"; print "\t-l\tprint license info about certdata.txt\n";
@ -79,6 +118,7 @@ sub VERSION_MESSAGE() {
print "${0} version ${version} running Perl ${]} on ${^O}\n"; print "${0} version ${version} running Perl ${]} on ${^O}\n";
} }
WARNING_MESSAGE() unless ($opt_q || $url =~ m/^(ht|f)tps:/i );
HELP_MESSAGE() if ($opt_h); HELP_MESSAGE() if ($opt_h);
my $crt = $ARGV[0] || 'ca-bundle.crt'; my $crt = $ARGV[0] || 'ca-bundle.crt';