1 files changed, 26 insertions, 0 deletions
diff --git a/lib/launch_helper.rb b/lib/launch_helper.rb
new file mode 100755
index 000000000..2033f3ddb
--- /dev/null
+++ b/lib/launch_helper.rb
@@ -0,0 +1,26 @@
+module OpenShift
+  module Ops
+    class LaunchHelper
+      MYDIR = File.expand_path(File.dirname(__FILE__))
+
+      def self.expand_name(name)
+        return [name] unless name =~ /^([a-zA-Z0-9\-]+)\{(\d+)-(\d+)\}$/
+
+        # Regex matched, so grab the values
+        start_num = $2
+        end_num = $3
+
+        retval = []
+        start_num.upto(end_num) do |i|
+          retval << "#{$1}#{i}"
+        end
+
+        return retval
+      end
+
+      def self.get_gce_host_types()
+        return Dir.glob("#{MYDIR}/../playbooks/gce/*").map { |d| File.basename(d) }
+      end
+    end
+  end
+end