Allow for -1 for Zone ID, which is valid in CloudStack

builtin/providers/cloudstack/resource_cloudstack_template.go

@@ -219,8 +219,13 @@ func resourceCloudStackTemplateRead(d *schema.ResourceData, meta interface{}) er
 	d.Set("password_enabled", t.Passwordenabled)
 	d.Set("is_ready", t.Isready)
 
+	if t.Zoneid == "" {
+		d.Set("zone", "-1")
+	} else {
+		setValueOrUUID(d, "zone", t.Zonename, t.Zoneid)
+	}
+	
 	setValueOrUUID(d, "os_type", t.Ostypename, t.Ostypeid)
-	setValueOrUUID(d, "zone", t.Zonename, t.Zoneid)
 	
 	return nil
 }

builtin/providers/cloudstack/resources.go

@@ -53,6 +53,9 @@ func retrieveUUID(cs *cloudstack.CloudStackClient, name, value string) (uuid str
 	case "network":
 		uuid, err = cs.Network.GetNetworkID(value)
 	case "zone":
+		if value == "-1" {
+			return value, nil
+		}
 		uuid, err = cs.Zone.GetZoneID(value)
 	case "ipaddress":
 		p := cs.Address.NewListPublicIpAddressesParams()