From f1eae75389c30f6f0973ff41aae4f8511115f467 Mon Sep 17 00:00:00 2001
From: Justin Santa Barbara <justin@fathomdb.com>
Date: Sat, 31 Aug 2013 21:55:52 -0700
Subject: [PATCH] If no image is generated, just return nil for the Openstack
 provider

This mirrors what is done in other providers e.g. Amazon providers
---
 builder/openstack/builder.go | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/builder/openstack/builder.go b/builder/openstack/builder.go
index 57caefff9..9882ea032 100644
--- a/builder/openstack/builder.go
+++ b/builder/openstack/builder.go
@@ -112,6 +112,11 @@ func (b *Builder) Run(ui packer.Ui, hook packer.Hook, cache packer.Cache) (packe
 		return nil, rawErr.(error)
 	}
 
+	// If there are no images, then just return
+	if _, ok := state.GetOk("image"); !ok {
+		return nil, nil
+	}
+
 	// Build the artifact and return it
 	artifact := &Artifact{
 		ImageId:        state.Get("image").(string),