Fixing etcd version for 1.10.X kubernetes

cmd/kubeadm/app/constants/constants.go

@@ -236,7 +236,7 @@ var (
 	SupportedEtcdVersion = map[uint8]string{
 		8:  "3.0.17",
 		9:  "3.1.10",
-		10: "3.1.11",
+		10: "3.1.10",
 	}
 )
 

cmd/kubeadm/app/constants/constants_test.go

@@ -137,7 +137,7 @@ func TestEtcdSupportedVersion(t *testing.T) {
 		},
 		{
 			kubernetesVersion: "1.10.0",
-			expectedVersion:   version.MustParseSemantic("3.1.11"),
+			expectedVersion:   version.MustParseSemantic("3.1.10"),
 			expectedError:     nil,
 		},
 		{

cmd/kubeadm/app/phases/upgrade/compute_test.go

@@ -429,7 +429,7 @@ func TestGetAvailableUpgrades(t *testing.T) {
 						KubeVersion:    "v1.10.0-alpha.2",
 						KubeadmVersion: "v1.10.0-alpha.2",
 						DNSVersion:     "1.14.7",
-						EtcdVersion:    "3.1.11",
+						EtcdVersion:    "3.1.10",
 					},
 				},
 			},