Change:
expose hostnames --port=80 --container-port=9376 --selector="app=hostnames" get se hostnames -o yaml apiVersion: v1beta1 containerPort: "9376" ... obviously, endpoints controller is not happy.

Discussion:
client, err := f.Client(cmd) checkErr(err) <del> rc, err := client.ReplicationControllers(namespace).Get(args[0]) checkErr(err) </del> generatorName := GetFlagString(cmd, "generator") generator, found := kubectl.Generators[generatorName] if !found {

params["name"] = GetFlagString(cmd, "service-name") } if _, found := params["selector"]; !found { <ins> rc, err := client.ReplicationControllers(namespace).Get(args[0]) checkErr(err) </ins> params["selector"] = kubectl.MakeLabels(rc.Spec.Selector) } if GetFlagBool(cmd, "create-external-load-balancer") {

if !found { return nil, fmt.Errorf("'name' is a required parameter.") } <del> port, err := strconv.Atoi(params["port"]) </del> <ins> portString, found := params["port"] if !found { return nil, fmt.Errorf("'port' is a required parameter.") } port, err := strconv.Atoi(portString) </ins> if err != nil { return nil, err }

} containerPort, found := params["container-port"] if found && len(containerPort) > 0 { <del> cPort, err := strconv.Atoi(containerPort) if err != nil { service.Spec.ContainerPort = util.NewIntOrStringFromInt(cPort) } else { </del> <ins> if cPort, err := strconv.Atoi(containerPort); err != nil { </ins> service.Spec.ContainerPort = util.NewIntOrStringFromString(containerPort) <ins> } else { service.Spec.ContainerPort = util.NewIntOrStringFromInt(cPort) </ins> } } else { service.Spec.ContainerPort = util.NewIntOrStringFromInt(port)

if params["create-external-load-balancer"] == "true" { service.Spec.CreateExternalLoadBalancer = true } <del> if len(params["public-ip"]) == 0 { </del> <ins> if len(params["public-ip"]) != 0 { </ins> service.Spec.PublicIPs = []string{params["public-ip"]} } return &service, nil

<ins> /* Copyright 2014 Google Inc. All rights reserved. Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License. */ package kubectl import ( "reflect" "testing" "github.com/GoogleCloudPlatform/kubernetes/pkg/api" "github.com/GoogleCloudPlatform/kubernetes/pkg/util" ) func TestGenerateService(t *testing.T) { tests := []struct { params   map[string]string expected api.Service }{ { params: map[string]string{ "selector":       "foo=bar,baz=blah", "name":           "test", "port":           "80", "protocol":       "TCP", "container-port": "1234", }, expected: api.Service{ ObjectMeta: api.ObjectMeta{ Name: "test", }, Spec: api.ServiceSpec{ Selector: map[string]string{ "foo": "bar", "baz": "blah", }, Port:          80, Protocol:      "TCP", ContainerPort: util.NewIntOrStringFromInt(1234), }, }, }, { params: map[string]string{ "selector":       "foo=bar,baz=blah", "name":           "test", "port":           "80", "protocol":       "UDP", "container-port": "foobar", }, expected: api.Service{ ObjectMeta: api.ObjectMeta{ Name: "test", }, Spec: api.ServiceSpec{ Selector: map[string]string{ "foo": "bar", "baz": "blah", }, Port:          80, Protocol:      "UDP", ContainerPort: util.NewIntOrStringFromString("foobar"), }, }, }, { params: map[string]string{ "selector":       "foo=bar,baz=blah", "name":           "test", "port":           "80", "protocol":       "UDP", "container-port": "foobar", "public-ip":      "1.2.3.4", }, expected: api.Service{ ObjectMeta: api.ObjectMeta{ Name: "test", }, Spec: api.ServiceSpec{ Selector: map[string]string{ "foo": "bar", "baz": "blah", }, Port:          80, Protocol:      "UDP", PublicIPs:     []string{"1.2.3.4"}, ContainerPort: util.NewIntOrStringFromString("foobar"), }, }, }, { params: map[string]string{ "selector":                      "foo=bar,baz=blah", "name":                          "test", "port":                          "80", "protocol":                      "UDP", "container-port":                "foobar", "public-ip":                     "1.2.3.4", "create-external-load-balancer": "true", }, expected: api.Service{ ObjectMeta: api.ObjectMeta{ Name: "test", }, Spec: api.ServiceSpec{ Selector: map[string]string{ "foo": "bar", "baz": "blah", }, Port:                       80, Protocol:                   "UDP", PublicIPs:                  []string{"1.2.3.4"}, ContainerPort:              util.NewIntOrStringFromString("foobar"), CreateExternalLoadBalancer: true, }, }, }, } generator := ServiceGenerator{} for _, test := range tests { obj, err := generator.Generate(test.params) if !reflect.DeepEqual(obj, &test.expected) { t.Errorf("expected:n%#vngotn%#vn", &test.expected, obj) } if err != nil { t.Errorf("unexpected error: %v", err) } } } </ins>