1 files changed, 107 insertions, 0 deletions
diff --git a/source4/script/provision.pl b/source4/script/provision.pl
new file mode 100755
index 0000000000..e927ac13d2
--- /dev/null
+++ b/source4/script/provision.pl
@@ -0,0 +1,107 @@
+#!/usr/bin/perl -w
+
+use strict;
+
+my $hostname = `hostname`;
+chomp $hostname;
+my $realm = "tridgell.net";
+my $domain = "BLUDOM";
+my $dnsname = "$hostname.$realm";
+
+my $basedn = "DC=" . join(",DN=", split(/\./, $dnsname));
+
+# return the current NTTIME as an integer
+sub nttime()
+{
+	my $t = time();
+	$t += (369.0*365.25*24*60*60-(3.0*24*60*60+6.0*60*60));
+	$t *= 1.0e7;
+	return sprintf("%lld", $t);
+}
+
+# generate a random guid. Not a good algorithm.
+sub randguid()
+{
+	my $r1 = int(rand(2**32));
+	my $r2 = int(rand(2**16));
+	my $r3 = int(rand(2**16));
+	my $r4 = int(rand(2**16));
+	my $r5 = int(rand(2**32));
+	return sprintf("%08x-%04x-%04x-%04x-%08x", $r1, $r2, $r3, $r4, $r5);
+}
+
+sub randsid()
+{
+	return sprintf("S-1-5-21-%d-%d-%d", 
+		       int(rand(10**8)), int(rand(10**8)), int(rand(10**8)));
+}
+
+#######################
+# substitute a single variable
+sub substitute($)
+{
+	my $var = shift;
+
+	if ($var eq "BASEDN") {
+		return $basedn;
+	}
+
+	if ($var eq "DOMAINSID") {
+		return randsid();
+	}
+
+	if ($var eq "DOMAIN") {
+		return $domain;
+	}
+
+	if ($var eq "HOSTNAME") {
+		return $hostname;
+	}
+
+	if ($var eq "DNSNAME") {
+		return $dnsname;
+	}
+
+	if ($var eq "LDAPTIME") {
+		return "20040408072022.0Z";
+	}
+
+	if ($var eq "NEWGUID") {
+		return randguid();
+	}
+
+	if ($var eq "NTTIME") {
+		return "" . nttime();
+	}
+
+	die "ERROR: Uknown substitution variable $var\n";
+}
+
+#####################################################################
+# read a file into a string
+sub FileLoad($)
+{
+    my($filename) = shift;
+    local(*INPUTFILE);
+    open(INPUTFILE, $filename) || return undef;
+    my($saved_delim) = $/;
+    undef $/;
+    my($data) = <INPUTFILE>;
+    close(INPUTFILE);
+    $/ = $saved_delim;
+    return $data;
+}
+
+
+my $data = FileLoad("provision.ldif") || die "Unable to load provision.ldif\n";
+
+my $res = "";
+
+while ($data =~ /(.*?)\$\{(\w*)\}(.*)/s) {
+	my $sub = substitute($2);
+	$res .= "$1$sub";
+	$data = $3;
+}
+
+print $res . $data;
+