libressl: add c_rehash script from openssl to avoid the openssl dependency.
This commit is contained in:
Juan RP
parent
d3e4ab805d
commit
7c10aa76b0
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@ -0,0 +1,180 @@
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#!/usr/bin/perl
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# Perl c_rehash script, scan all files in a directory
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# and add symbolic links to their hash values.
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my $openssl;
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my $dir = "/etc/ssl";
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my $prefix = "/usr";
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if(defined $ENV{OPENSSL}) {
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$openssl = $ENV{OPENSSL};
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} else {
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$openssl = "openssl";
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$ENV{OPENSSL} = $openssl;
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}
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my $pwd;
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eval "require Cwd";
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if (defined(&Cwd::getcwd)) {
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$pwd=Cwd::getcwd();
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} else {
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$pwd=`pwd`; chomp($pwd);
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}
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my $path_delim = ($pwd =~ /^[a-z]\:/i) ? ';' : ':'; # DOS/Win32 or Unix delimiter?
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$ENV{PATH} = "$prefix/bin" . ($ENV{PATH} ? $path_delim . $ENV{PATH} : ""); # prefix our path
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if(! -x $openssl) {
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my $found = 0;
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foreach (split /$path_delim/, $ENV{PATH}) {
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if(-x "$_/$openssl") {
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$found = 1;
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$openssl = "$_/$openssl";
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last;
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}
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}
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if($found == 0) {
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print STDERR "c_rehash: rehashing skipped ('openssl' program not available)\n";
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exit 0;
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}
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}
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if(@ARGV) {
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@dirlist = @ARGV;
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} elsif($ENV{SSL_CERT_DIR}) {
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@dirlist = split /$path_delim/, $ENV{SSL_CERT_DIR};
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} else {
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$dirlist[0] = "$dir/certs";
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}
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if (-d $dirlist[0]) {
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chdir $dirlist[0];
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$openssl="$pwd/$openssl" if (!-x $openssl);
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chdir $pwd;
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}
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foreach (@dirlist) {
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if(-d $_ and -w $_) {
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hash_dir($_);
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}
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}
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sub hash_dir {
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my %hashlist;
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print "Doing $_[0]\n";
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chdir $_[0];
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opendir(DIR, ".");
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my @flist = readdir(DIR);
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# Delete any existing symbolic links
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foreach (grep {/^[\da-f]+\.r{0,1}\d+$/} @flist) {
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if(-l $_) {
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unlink $_;
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}
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}
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closedir DIR;
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FILE: foreach $fname (grep {/\.pem$/} @flist) {
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# Check to see if certificates and/or CRLs present.
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my ($cert, $crl) = check_file($fname);
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if(!$cert && !$crl) {
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print STDERR "WARNING: $fname does not contain a certificate or CRL: skipping\n";
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next;
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}
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link_hash_cert($fname) if($cert);
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link_hash_crl($fname) if($crl);
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}
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}
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sub check_file {
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my ($is_cert, $is_crl) = (0,0);
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my $fname = $_[0];
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open IN, $fname;
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while(<IN>) {
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if(/^-----BEGIN (.*)-----/) {
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my $hdr = $1;
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if($hdr =~ /^(X509 |TRUSTED |)CERTIFICATE$/) {
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$is_cert = 1;
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last if($is_crl);
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} elsif($hdr eq "X509 CRL") {
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$is_crl = 1;
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last if($is_cert);
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}
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}
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}
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close IN;
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return ($is_cert, $is_crl);
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}
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# Link a certificate to its subject name hash value, each hash is of
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# the form <hash>.<n> where n is an integer. If the hash value already exists
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# then we need to up the value of n, unless its a duplicate in which
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# case we skip the link. We check for duplicates by comparing the
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# certificate fingerprints
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sub link_hash_cert {
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my $fname = $_[0];
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$fname =~ s/'/'\\''/g;
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my ($hash, $fprint) = `"$openssl" x509 -hash -fingerprint -noout -in "$fname"`;
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chomp $hash;
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chomp $fprint;
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$fprint =~ s/^.*=//;
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$fprint =~ tr/://d;
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my $suffix = 0;
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# Search for an unused hash filename
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while(exists $hashlist{"$hash.$suffix"}) {
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# Hash matches: if fingerprint matches its a duplicate cert
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if($hashlist{"$hash.$suffix"} eq $fprint) {
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print STDERR "WARNING: Skipping duplicate certificate $fname\n";
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return;
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}
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$suffix++;
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}
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$hash .= ".$suffix";
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print "$fname => $hash\n";
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$symlink_exists=eval {symlink("",""); 1};
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if ($symlink_exists) {
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symlink $fname, $hash;
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} else {
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open IN,"<$fname" or die "can't open $fname for read";
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open OUT,">$hash" or die "can't open $hash for write";
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print OUT <IN>; # does the job for small text files
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close OUT;
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close IN;
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}
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$hashlist{$hash} = $fprint;
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}
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# Same as above except for a CRL. CRL links are of the form <hash>.r<n>
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sub link_hash_crl {
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my $fname = $_[0];
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$fname =~ s/'/'\\''/g;
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my ($hash, $fprint) = `"$openssl" crl -hash -fingerprint -noout -in '$fname'`;
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chomp $hash;
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chomp $fprint;
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$fprint =~ s/^.*=//;
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$fprint =~ tr/://d;
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my $suffix = 0;
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# Search for an unused hash filename
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while(exists $hashlist{"$hash.r$suffix"}) {
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# Hash matches: if fingerprint matches its a duplicate cert
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if($hashlist{"$hash.r$suffix"} eq $fprint) {
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print STDERR "WARNING: Skipping duplicate CRL $fname\n";
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return;
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}
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$suffix++;
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}
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$hash .= ".r$suffix";
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print "$fname => $hash\n";
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$symlink_exists=eval {symlink("",""); 1};
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if ($symlink_exists) {
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symlink $fname, $hash;
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} else {
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system ("cp", $fname, $hash);
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}
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$hashlist{$hash} = $fprint;
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}
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@ -1,7 +1,7 @@
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# Template file for 'libressl'
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pkgname=libressl
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version=2.0.3
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revision=1
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revision=2
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bootstrap=yes
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build_style=gnu-configure
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short_desc="FREE version of the SSL/TLS protocol forked from OpenSSL"
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@ -30,13 +30,16 @@ libressl-devel_package() {
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}
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libressl-openssl_package() {
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short_desc+=" - openssl utility"
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provides="openssl-${version}_${revision}"
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replaces="libressl<2.0.1_2 openssl>=0"
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short_desc+=" - utilities"
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# required by c_rehash
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depends="perl"
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provides="openssl-${version}_${revision} openssl-crehash-${version}_${revision}"
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replaces="libressl<2.0.1_2 openssl>=0 openssl-crehash>=0"
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conf_files="/etc/ssl/openssl.cnf"
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pkg_install() {
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vinstall ${FILESDIR}/openssl.cnf 644 etc/ssl
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vmove usr/bin
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vmove usr/share/man/man1
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vbin ${FILESDIR}/c_rehash
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}
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}
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