From 9735a2c8e37478d05ed08b1f323af3d2a7b9ebd3 Mon Sep 17 00:00:00 2001
From: Michael Pleshakov <michael@nginx.com>
Date: Mon, 30 Apr 2018 19:25:56 +0100
Subject: [PATCH] Fix mergeable Ingress types

---
 nginx-controller/nginx/configurator.go | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/nginx-controller/nginx/configurator.go b/nginx-controller/nginx/configurator.go
index 9f134bce91..7664f869ab 100644
--- a/nginx-controller/nginx/configurator.go
+++ b/nginx-controller/nginx/configurator.go
@@ -244,11 +244,15 @@ func (cnf *Configurator) generateNginxCfg(ingEx *IngressEx, pems map[string]stri
 		rootLocation := false
 
 		grpcOnly := true
-		for _, path := range rule.HTTP.Paths {
-			if _, exists := grpcServices[path.Backend.ServiceName]; !exists {
-				grpcOnly = false
-				break
+		if len(grpcServices) > 0 {
+			for _, path := range rule.HTTP.Paths {
+				if _, exists := grpcServices[path.Backend.ServiceName]; !exists {
+					grpcOnly = false
+					break
+				}
 			}
+		} else {
+			grpcOnly = false
 		}
 
 		for _, path := range rule.HTTP.Paths {