Fix 'go vet' issues

pkg/api/types.go

@@ -252,7 +252,7 @@ type TypeMeta struct {
 	SelfLink          string    `json:"selfLink,omitempty" yaml:"selfLink,omitempty"`
 	ResourceVersion   uint64    `json:"resourceVersion,omitempty" yaml:"resourceVersion,omitempty"`
 	APIVersion        string    `json:"apiVersion,omitempty" yaml:"apiVersion,omitempty"`
-	Namespace         string    `json:"namespace",omitempty" yaml:"namespace,omitempty"`
+	Namespace         string    `json:"namespace,omitempty" yaml:"namespace,omitempty"`
 	UID               string    `json:"uid,omitempty" yaml:"uid,omitempty"`
 
 	// Annotations are unstructured key value data stored with a resource that may be set by

pkg/api/v1beta1/types.go

@@ -262,7 +262,7 @@ type TypeMeta struct {
 	SelfLink          string    `json:"selfLink,omitempty" yaml:"selfLink,omitempty"`
 	ResourceVersion   uint64    `json:"resourceVersion,omitempty" yaml:"resourceVersion,omitempty"`
 	APIVersion        string    `json:"apiVersion,omitempty" yaml:"apiVersion,omitempty"`
-	Namespace         string    `json:"namespace",omitempty" yaml:"namespace,omitempty"`
+	Namespace         string    `json:"namespace,omitempty" yaml:"namespace,omitempty"`
 
 	// Annotations are unstructured key value data stored with a resource that may be set by
 	// external tooling. They are not queryable and should be preserved when modifying

pkg/api/v1beta2/types.go

@@ -260,7 +260,7 @@ type TypeMeta struct {
 	SelfLink          string    `json:"selfLink,omitempty" yaml:"selfLink,omitempty"`
 	ResourceVersion   uint64    `json:"resourceVersion,omitempty" yaml:"resourceVersion,omitempty"`
 	APIVersion        string    `json:"apiVersion,omitempty" yaml:"apiVersion,omitempty"`
-	Namespace         string    `json:"namespace",omitempty" yaml:"namespace,omitempty"`
+	Namespace         string    `json:"namespace,omitempty" yaml:"namespace,omitempty"`
 
 	// Annotations are unstructured key value data stored with a resource that may be set by
 	// external tooling. They are not queryable and should be preserved when modifying

pkg/api/validation/validation_test.go

@@ -28,8 +28,8 @@ import (
 
 func expectPrefix(t *testing.T, prefix string, errs errors.ErrorList) {
 	for i := range errs {
-		if !strings.HasPrefix(errs[i].(errors.ValidationError).Field, prefix) {
-			t.Errorf("expected prefix '%s' for %v", errs[i])
+		if f, p := errs[i].(errors.ValidationError).Field, prefix; !strings.HasPrefix(f, p) {
+			t.Errorf("expected prefix '%s' for field '%s' (%v)", p, f, errs[i])
 		}
 	}
 }

pkg/kubelet/runonce.go

@@ -59,7 +59,8 @@ func (kl *Kubelet) runOnce(pods []Pod) (results []RunPodResult, err error) {
 	pods = filterHostPortConflicts(pods)
 
 	ch := make(chan RunPodResult)
-	for _, pod := range pods {
+	for i := range pods {
+		pod := pods[i] // Make a copy
 		go func() {
 			info, err := kl.runPod(pod)
 			ch <- RunPodResult{&pod, info, err}

pkg/proxy/config/file.go

@@ -44,12 +44,13 @@ import (
 )
 
 // serviceConfig is a deserialized form of the config file format which ConfigSourceFile accepts.
+// TODO: this is apparently untested; is it used?
 type serviceConfig struct {
 	Services []struct {
 		Name      string   `json: "name"`
 		Port      int      `json: "port"`
 		Endpoints []string `json: "endpoints"`
-	} `json: "service"`
+	} `json:"service"`
 }
 
 // ConfigSourceFile periodically reads service configurations in JSON from a file, and sends the services and endpoints defined in the file to the specified channels.

pkg/registry/minion/healthy_registry.go

@@ -75,7 +75,7 @@ func (r *HealthyRegistry) ListMinions(ctx api.Context) (currentMinions *api.Mini
 	for _, minion := range list.Items {
 		status, err := health.DoHTTPCheck(r.makeMinionURL(minion.ID), r.client)
 		if err != nil {
-			glog.Errorf("%s failed health check with error: %s", minion, err)
+			glog.Errorf("%#v failed health check with error: %s", minion, err)
 			continue
 		}
 		if status == health.Healthy {

pkg/registry/pod/rest.go

@@ -340,5 +340,4 @@ func (rs *REST) waitForPodRunning(ctx api.Context, pod *api.Pod) (runtime.Object
 			time.Sleep(rs.podPollPeriod)
 		}
 	}
-	return pod, nil
 }

pkg/runtime/scheme.go

@@ -368,6 +368,9 @@ func (s *Scheme) CopyOrDie(obj Object) Object {
 	return newObj
 }
 
+// ObjectDiff writes the two objects out as JSON and prints out the identical part of
+// the objects followed by the remaining part of 'a' and finally the remaining part of 'b'.
+// For debugging tests.
 func ObjectDiff(a, b Object) string {
 	ab, err := json.Marshal(a)
 	if err != nil {
@@ -378,10 +381,13 @@ func ObjectDiff(a, b Object) string {
 		panic(fmt.Sprintf("b: %v", err))
 	}
 	return util.StringDiff(string(ab), string(bb))
+}
 
-	// An alternate diff attempt, in case json isn't showing you
-	// the difference. (reflect.DeepEqual makes a distinction between
-	// nil and empty slices, for example.)
+// ObjectGoPrintDiff is like ObjectDiff, but uses go's %#v formatter to print the
+// objects, in case json isn't showing you the difference. (reflect.DeepEqual makes
+// a distinction between nil and empty slices, for example, even though nothing else
+// really does.)
+func ObjectGoPrintDiff(a, b Object) string {
 	return util.StringDiff(
 		fmt.Sprintf("%#v", a),
 		fmt.Sprintf("%#v", b),