1 files changed, 36 insertions, 0 deletions
diff --git a/tools/draw-neighbors.pl b/tools/draw-neighbors.pl
new file mode 100755
index 0000000..a9abc79
--- /dev/null
+++ b/tools/draw-neighbors.pl
@@ -0,0 +1,36 @@
+#!/usr/bin/perl
+
+use strict;
+use JSON;
+
+my $in;
+while (<STDIN>) {
+	$in .= $_;
+}
+
+my %assets = %{JSON::XS::decode_json($in)};
+
+print "Drawing family tree from JSON:\n\n";
+while (my ($key, $value) = each %assets) {
+	print_tree ($key,0,undef);
+	last;
+}
+sub print_tree
+{
+	my ($chassis_id,$indent,$parent,$max) = @_;
+	if (!defined($parent)) {
+		$parent = "";
+	}
+	if ($indent > 50) {
+		die "Possible loop detected.";
+	}
+	for (my $i = 0; $i < $indent; $i++) {
+		print "\t";
+	}
+	print " - " . $assets{$chassis_id}{sysName} . "\n";
+	while (my ($key, $value) = each %{$assets{$chassis_id}{neighbors}}) {
+		if ($key ne $parent) {
+			print_tree($key,$indent+1,$chassis_id);
+		}
+	}
+}