161 lines
3.6 KiB
Perl
161 lines
3.6 KiB
Perl
#!/usr/local/bin/perl
|
|
|
|
|
|
# Perl c_rehash script, scan all files in a directory
|
|
# and add symbolic links to their hash values.
|
|
|
|
my $openssl;
|
|
|
|
my $dir = "/usr/local/ssl";
|
|
|
|
if(defined $ENV{OPENSSL}) {
|
|
$openssl = $ENV{OPENSSL};
|
|
} else {
|
|
$openssl = "openssl";
|
|
$ENV{OPENSSL} = $openssl;
|
|
}
|
|
|
|
$ENV{PATH} .= ":$dir/bin";
|
|
|
|
if(! -x $openssl) {
|
|
my $found = 0;
|
|
foreach (split /:/, $ENV{PATH}) {
|
|
if(-x "$_/$openssl") {
|
|
$found = 1;
|
|
last;
|
|
}
|
|
}
|
|
if($found == 0) {
|
|
print STDERR "c_rehash: rehashing skipped ('openssl' program not available)\n";
|
|
exit 0;
|
|
}
|
|
}
|
|
|
|
if(@ARGV) {
|
|
@dirlist = @ARGV;
|
|
} elsif($ENV{SSL_CERT_DIR}) {
|
|
@dirlist = split /:/, $ENV{SSL_CERT_DIR};
|
|
} else {
|
|
$dirlist[0] = "$dir/certs";
|
|
}
|
|
|
|
|
|
foreach (@dirlist) {
|
|
if(-d $_ and -w $_) {
|
|
hash_dir($_);
|
|
}
|
|
}
|
|
|
|
sub hash_dir {
|
|
my %hashlist;
|
|
print "Doing $_[0]\n";
|
|
chdir $_[0];
|
|
opendir(DIR, ".");
|
|
my @flist = readdir(DIR);
|
|
# Delete any existing symbolic links
|
|
foreach (grep {/^[\da-f]+\.r{0,1}\d+$/} @flist) {
|
|
if(-l $_) {
|
|
unlink $_;
|
|
}
|
|
}
|
|
closedir DIR;
|
|
FILE: foreach $fname (grep {/\.pem$/} @flist) {
|
|
# Check to see if certificates and/or CRLs present.
|
|
my ($cert, $crl) = check_file($fname);
|
|
if(!$cert && !$crl) {
|
|
print STDERR "WARNING: $fname does not contain a certificate or CRL: skipping\n";
|
|
next;
|
|
}
|
|
link_hash_cert($fname) if($cert);
|
|
link_hash_crl($fname) if($crl);
|
|
}
|
|
}
|
|
|
|
sub check_file {
|
|
my ($is_cert, $is_crl) = (0,0);
|
|
my $fname = $_[0];
|
|
open IN, $fname;
|
|
while(<IN>) {
|
|
if(/^-----BEGIN (.*)-----/) {
|
|
my $hdr = $1;
|
|
if($hdr =~ /^(X509 |TRUSTED |)CERTIFICATE$/) {
|
|
$is_cert = 1;
|
|
last if($is_crl);
|
|
} elsif($hdr eq "X509 CRL") {
|
|
$is_crl = 1;
|
|
last if($is_cert);
|
|
}
|
|
}
|
|
}
|
|
close IN;
|
|
return ($is_cert, $is_crl);
|
|
}
|
|
|
|
|
|
# Link a certificate to its subject name hash value, each hash is of
|
|
# the form <hash>.<n> where n is an integer. If the hash value already exists
|
|
# then we need to up the value of n, unless its a duplicate in which
|
|
# case we skip the link. We check for duplicates by comparing the
|
|
# certificate fingerprints
|
|
|
|
sub link_hash_cert {
|
|
my $fname = $_[0];
|
|
$fname =~ s/'/'\\''/g;
|
|
my ($hash, $fprint) = `"$openssl" x509 -hash -fingerprint -noout -in '$fname'`;
|
|
chomp $hash;
|
|
chomp $fprint;
|
|
$fprint =~ s/^.*=//;
|
|
$fprint =~ tr/://d;
|
|
my $suffix = 0;
|
|
# Search for an unused hash filename
|
|
while(exists $hashlist{"$hash.$suffix"}) {
|
|
# Hash matches: if fingerprint matches its a duplicate cert
|
|
if($hashlist{"$hash.$suffix"} eq $fprint) {
|
|
print STDERR "WARNING: Skipping duplicate certificate $fname\n";
|
|
return;
|
|
}
|
|
$suffix++;
|
|
}
|
|
$hash .= ".$suffix";
|
|
print "$fname => $hash\n";
|
|
$symlink_exists=eval {symlink("",""); 1};
|
|
if ($symlink_exists) {
|
|
symlink $fname, $hash;
|
|
} else {
|
|
system ("cp", $fname, $hash);
|
|
}
|
|
$hashlist{$hash} = $fprint;
|
|
}
|
|
|
|
# Same as above except for a CRL. CRL links are of the form <hash>.r<n>
|
|
|
|
sub link_hash_crl {
|
|
my $fname = $_[0];
|
|
$fname =~ s/'/'\\''/g;
|
|
my ($hash, $fprint) = `"$openssl" crl -hash -fingerprint -noout -in '$fname'`;
|
|
chomp $hash;
|
|
chomp $fprint;
|
|
$fprint =~ s/^.*=//;
|
|
$fprint =~ tr/://d;
|
|
my $suffix = 0;
|
|
# Search for an unused hash filename
|
|
while(exists $hashlist{"$hash.r$suffix"}) {
|
|
# Hash matches: if fingerprint matches its a duplicate cert
|
|
if($hashlist{"$hash.r$suffix"} eq $fprint) {
|
|
print STDERR "WARNING: Skipping duplicate CRL $fname\n";
|
|
return;
|
|
}
|
|
$suffix++;
|
|
}
|
|
$hash .= ".r$suffix";
|
|
print "$fname => $hash\n";
|
|
$symlink_exists=eval {symlink("",""); 1};
|
|
if ($symlink_exists) {
|
|
symlink $fname, $hash;
|
|
} else {
|
|
system ("cp", $fname, $hash);
|
|
}
|
|
$hashlist{$hash} = $fprint;
|
|
}
|
|
|