From 3417c59fcf6a3d4938f8256c0952339e2bee99d9 Mon Sep 17 00:00:00 2001
From: Paulo Sousa <paulo.sousa@corp.globo.com>
Date: Mon, 11 Jul 2022 10:04:12 -0300
Subject: [PATCH] Revert "ingress: getAddresses algo returning CNames"

This reverts commit b51de88ad5e4efa2c7f3e11190d20b53d5edba7c.
---
 kubernetes/ingress.go      | 30 ++++--------------------------
 kubernetes/ingress_test.go | 21 ---------------------
 2 files changed, 4 insertions(+), 47 deletions(-)

diff --git a/kubernetes/ingress.go b/kubernetes/ingress.go
index 5cdb190..4d7789a 100644
--- a/kubernetes/ingress.go
+++ b/kubernetes/ingress.go
@@ -404,20 +404,6 @@ func (k *IngressService) GetAddresses(ctx context.Context, id router.InstanceID)
 		}
 		return nil, err
 	}
-	urls := k.getAddressesURLs(ingress)
-	if cnames, found := ingress.Annotations[AnnotationsCNames]; found && cnames != "" {
-		for _, cname := range strings.Split(cnames, ",") {
-			ingressCName, err := k.getCName(ctx, id, cname)
-			if err != nil {
-				return nil, err
-			}
-			urls = append(urls, k.getAddressesURLs(ingressCName)...)
-		}
-	}
-	return urls, nil
-}
-
-func (k *IngressService) getAddressesURLs(ingress *networkingV1.Ingress) []string {
 	hosts := []string{}
 	urls := []string{}
 	for _, rule := range ingress.Spec.Rules {
@@ -434,9 +420,9 @@ func (k *IngressService) getAddressesURLs(ingress *networkingV1.Ingress) []strin
 		}
 	}
 	if len(urls) > 0 {
-		return urls
+		return urls, nil
 	}
-	return hosts
+	return hosts, nil
 }
 func (k *IngressService) GetStatus(ctx context.Context, id router.InstanceID) (router.BackendStatus, string, error) {
 	ingress, err := k.get(ctx, id)
@@ -466,19 +452,11 @@ func (k *IngressService) get(ctx context.Context, id router.InstanceID) (*networ
 	if err != nil {
 		return nil, err
 	}
-	return client.Get(ctx, k.ingressName(id), metav1.GetOptions{})
-}
-
-func (k *IngressService) getCName(ctx context.Context, id router.InstanceID, cname string) (*networkingV1.Ingress, error) {
-	ns, err := k.getAppNamespace(ctx, id.AppName)
-	if err != nil {
-		return nil, err
-	}
-	client, err := k.ingressClient(ns)
+	ingress, err := client.Get(ctx, k.ingressName(id), metav1.GetOptions{})
 	if err != nil {
 		return nil, err
 	}
-	return client.Get(ctx, k.ingressCName(id, cname), metav1.GetOptions{})
+	return ingress, nil
 }
 
 func (k *IngressService) ingressClient(namespace string) (networkingTypedV1.IngressInterface, error) {
diff --git a/kubernetes/ingress_test.go b/kubernetes/ingress_test.go
index 717cb45..a2c4f24 100644
--- a/kubernetes/ingress_test.go
+++ b/kubernetes/ingress_test.go
@@ -891,28 +891,7 @@ func TestIngressGetAddressTLS(t *testing.T) {
 	require.NoError(t, err)
 	assert.Equal(t, []string{"https://test.apps.example.org"}, addrs)
 }
-func TestIngressGetAddressAndCNames(t *testing.T) {
-	svc := createFakeService()
-	svc.DomainSuffix = "apps.example.org"
-	svc.Labels = map[string]string{"controller": "my-controller", "XPTO": "true"}
-	svc.Annotations = map[string]string{"ann1": "val1", "ann2": "val2"}
-	err := svc.Ensure(ctx, idForApp("test"), router.EnsureBackendOpts{
-		Prefixes: []router.BackendPrefix{
-			{
-				Target: router.BackendTarget{
-					Service:   "test-web",
-					Namespace: "default",
-				},
-			},
-		},
-		CNames: []string{"cname.test.com"},
-	})
-	require.NoError(t, err)
 
-	addrs, err := svc.GetAddresses(ctx, idForApp("test"))
-	require.NoError(t, err)
-	assert.Equal(t, []string{"test.apps.example.org", "cname.test.com"}, addrs)
-}
 func TestIngressGetMultipleAddresses(t *testing.T) {
 	client := fake.NewSimpleClientset()
 	err := createAppWebService(client, "default", "test")