1 files changed, 151 insertions, 0 deletions
diff --git a/source4/script/rootdse.pl b/source4/script/rootdse.pl
new file mode 100755
index 0000000000..5e620a0991
--- /dev/null
+++ b/source4/script/rootdse.pl
@@ -0,0 +1,151 @@
+#!/usr/bin/perl -w
+
+use strict;
+use Getopt::Long;
+
+my $opt_hostname = `hostname`;
+chomp $opt_hostname;
+my $opt_realm;
+my $opt_domain;
+my $opt_netbiosname;
+my $dnsdomain;
+my $dnsname;
+my $basedn;
+
+sub ldaptime()
+{
+	my ($sec,$min,$hour,$mday,$mon,$year,$wday,$yday) =  gmtime(time);
+	return sprintf "%04u%02u%02u%02u%02u%02u.0Z",
+	$year+1900, $mon+1, $mday, $hour, $min, $sec;
+}
+
+#######################
+# substitute a single variable
+sub substitute($)
+{
+	my $var = shift;
+
+	if ($var eq "BASEDN") {
+		return $basedn;
+	}
+
+	if ($var eq "NETBIOSNAME") {
+		return $opt_netbiosname;
+	}
+
+	if ($var eq "DNSDOMAIN") {
+		return $dnsdomain;
+	}
+
+	die "ERROR: Uknown substitution variable $var\n";
+}
+
+#####################################################################
+# write a string into a file
+sub FileSave($$)
+{
+    my($filename) = shift;
+    my($v) = shift;
+    local(*FILE);
+    open(FILE, ">$filename") || die "can't open $filename";    
+    print FILE $v;
+    close(FILE);
+}
+
+#####################################################################
+# read a file into a string
+sub FileLoad($)
+{
+    my($filename) = shift;
+    local(*INPUTFILE);
+    open(INPUTFILE, $filename) || return undef;
+    my($saved_delim) = $/;
+    undef $/;
+    my($data) = <INPUTFILE>;
+    close(INPUTFILE);
+    $/ = $saved_delim;
+    return $data;
+}
+
+############################################
+# show some help
+sub ShowHelp()
+{
+	print "
+Samba4 provisioning
+
+rootdse.pl [options]
+  --realm       REALM        set realm
+  --domain      DOMAIN       set domain
+  --hostname    HOSTNAME     set hostname
+  --netbiosname NETBIOSNAME  choose admin password (otherwise random)
+
+You must provide at least a realm and domain
+
+";
+	exit(1);
+}
+
+my $opt_help;
+
+GetOptions(
+	    'help|h|?' => \$opt_help, 
+	    'realm=s' => \$opt_realm,
+	    'domain=s' => \$opt_domain,
+	    'hostname=s' => \$opt_hostname,
+	    'netbiosname=s' => \$opt_netbiosname,
+	    );
+
+if ($opt_help || 
+    !$opt_realm ||
+    !$opt_domain ||
+    !$opt_hostname ||
+    !$opt_netbiosname) {
+	ShowHelp();
+}
+
+$opt_realm=uc($opt_realm);
+$opt_domain=uc($opt_domain);
+$opt_hostname=uc($opt_hostname);
+$opt_netbiosname=uc($opt_netbiosname);
+
+print "Provisioning host '$opt_hostname' with netbios name '$opt_netbiosname' for domain '$opt_domain' in realm '$opt_realm'\n";
+
+print "generating ldif ...\n";
+
+$dnsdomain = lc($opt_realm);
+$dnsname = lc($opt_hostname).".".$dnsdomain;
+$basedn = "DC=" . join(",DC=", split(/\./, $opt_realm));
+
+my $data = FileLoad("rootdse.ldif") || die "Unable to load rootdse.ldif\n";
+
+my $res = "";
+
+print "applying substitutions ...\n";
+
+while ($data =~ /(.*?)\$\{(\w*)\}(.*)/s) {
+	my $sub = substitute($2);
+	$res .= "$1$sub";
+	$data = $3;
+}
+$res .= $data;
+
+print "saving ldif to newrootdse.ldif ...\n";
+
+FileSave("newrootdse.ldif", $res);
+
+unlink("newrootdse.ldb");
+
+print "creating newrootdse.ldb ...\n";
+
+# allow provisioning to be run from the source directory
+$ENV{"PATH"} .= ":bin";
+
+system("ldbadd -H newrootdse.ldb newroodse.ldif");
+
+print "done
+
+Please move newrootdse.ldb to rootdse.ldb in the lib/private/ directory of your
+Samba4 installation
+";
+