providers/aws: elb properly hashes listeners

CHANGELOG.md

@@ -9,6 +9,8 @@ BUG FIXES:
       computed so the value is still unknown.
   * providers/aws: Refresh of launch configs and autoscale groups load
       the correct data and don't incorrectly recreate themselves. [GH-425]
+  * providers/aws: Fix case where ELB would incorrectly plan to modify
+      listeners (with the same data) in some cases.
 
 ## 0.3.0 (October 14, 2014)
 

builtin/providers/aws/resource_aws_elb.go

@@ -216,6 +216,7 @@ func resourceAwsElbCreate(d *schema.ResourceData, meta interface{}) error {
 	d.SetPartial("name")
 	d.SetPartial("internal")
 	d.SetPartial("availability_zones")
+	d.SetPartial("listener")
 	d.SetPartial("security_groups")
 	d.SetPartial("subnets")
 

builtin/providers/aws/structure.go

@@ -152,10 +152,10 @@ func flattenListeners(list []elb.Listener) []map[string]interface{} {
 	for _, i := range list {
 		result = append(result, map[string]interface{}{
 			"instance_port":      i.InstancePort,
-			"instance_protocol":  i.InstanceProtocol,
+			"instance_protocol":  strings.ToLower(i.InstanceProtocol),
 			"ssl_certificate_id": i.SSLCertificateId,
 			"lb_port":            i.LoadBalancerPort,
-			"lb_protocol":        i.Protocol,
+			"lb_protocol":        strings.ToLower(i.Protocol),
 		})
 	}
 	return result