// NewScheme creates a new Scheme. This scheme is pluggable by default.
func NewScheme() *Scheme {
s := &Scheme{
gvkToType: map[unversioned.GroupVersionKind]reflect.Type{},
typeToGVK: map[reflect.Type][]unversioned.GroupVersionKind{},
unversionedTypes: map[reflect.Type]unversioned.GroupVersionKind{},
unversionedKinds: map[string]reflect.Type{},
cloner: conversion.NewCloner(),
fieldLabelConversionFuncs: map[string]map[string]FieldLabelConversionFunc{},
}
s.converter = conversion.NewConverter(s.nameFunc)
s.AddConversionFuncs(DefaultEmbeddedConversions()...)
// Enable map[string][]string conversions by default
if err := s.AddConversionFuncs(DefaultStringConversions...); err != nil {
panic(err)
}
if err := s.RegisterInputDefaults(&map[string][]string{}, JSONKeyMapper, conversion.AllowDifferentFieldTypeNames|conversion.IgnoreMissingFields); err != nil {
panic(err)
}
if err := s.RegisterInputDefaults(&url.Values{}, JSONKeyMapper, conversion.AllowDifferentFieldTypeNames|conversion.IgnoreMissingFields); err != nil {
panic(err)
}
return s
}
func TestPodUpdateAnnotations(t *testing.T) {
channel, ch, _ := createPodConfigTester(PodConfigNotificationIncremental)
pod := CreateValidPod("foo2", "new")
pod.Annotations = make(map[string]string, 0)
pod.Annotations["kubernetes.io/blah"] = "blah"
clone, err := conversion.NewCloner().DeepCopy(pod)
if err != nil {
t.Fatalf("%v", err)
}
podUpdate := CreatePodUpdate(kubetypes.SET, TestSource, CreateValidPod("foo1", "new"), clone.(*api.Pod), CreateValidPod("foo3", "new"))
channel <- podUpdate
expectPodUpdate(t, ch, CreatePodUpdate(kubetypes.ADD, TestSource, CreateValidPod("foo1", "new"), pod, CreateValidPod("foo3", "new")))
pod.Annotations["kubenetes.io/blah"] = "superblah"
podUpdate = CreatePodUpdate(kubetypes.SET, TestSource, CreateValidPod("foo1", "new"), pod, CreateValidPod("foo3", "new"))
channel <- podUpdate
expectPodUpdate(t, ch, CreatePodUpdate(kubetypes.UPDATE, TestSource, pod))
pod.Annotations["kubernetes.io/otherblah"] = "doh"
podUpdate = CreatePodUpdate(kubetypes.SET, TestSource, CreateValidPod("foo1", "new"), pod, CreateValidPod("foo3", "new"))
channel <- podUpdate
expectPodUpdate(t, ch, CreatePodUpdate(kubetypes.UPDATE, TestSource, pod))
delete(pod.Annotations, "kubernetes.io/blah")
podUpdate = CreatePodUpdate(kubetypes.SET, TestSource, CreateValidPod("foo1", "new"), pod, CreateValidPod("foo3", "new"))
channel <- podUpdate
expectPodUpdate(t, ch, CreatePodUpdate(kubetypes.UPDATE, TestSource, pod))
}
// initializeCaches fills all controller caches with initial data from etcd in
// order to have the caches already filled when first addClaim/addVolume to
// perform initial synchronization of the controller.
func (ctrl *PersistentVolumeController) initializeCaches(volumeSource, claimSource cache.ListerWatcher) {
volumeListObj, err := volumeSource.List(api.ListOptions{})
if err != nil {
glog.Errorf("PersistentVolumeController can't initialize caches: %v", err)
return
}
volumeList, ok := volumeListObj.(*api.PersistentVolumeList)
if !ok {
glog.Errorf("PersistentVolumeController can't initialize caches, expected list of volumes, got: %+v", volumeListObj)
return
}
for _, volume := range volumeList.Items {
// Ignore template volumes from kubernetes 1.2
deleted := ctrl.upgradeVolumeFrom1_2(&volume)
if !deleted {
clone, err := conversion.NewCloner().DeepCopy(&volume)
if err != nil {
glog.Errorf("error cloning volume %q: %v", volume.Name, err)
continue
}
volumeClone := clone.(*api.PersistentVolume)
ctrl.storeVolumeUpdate(volumeClone)
}
}
claimListObj, err := claimSource.List(api.ListOptions{})
if err != nil {
glog.Errorf("PersistentVolumeController can't initialize caches: %v", err)
return
}
claimList, ok := claimListObj.(*api.PersistentVolumeClaimList)
if !ok {
glog.Errorf("PersistentVolumeController can't initialize caches, expected list of claims, got: %+v", claimListObj)
return
}
for _, claim := range claimList.Items {
clone, err := conversion.NewCloner().DeepCopy(&claim)
if err != nil {
glog.Errorf("error cloning claim %q: %v", claimToClaimKey(&claim), err)
continue
}
claimClone := clone.(*api.PersistentVolumeClaim)
ctrl.storeClaimUpdate(claimClone)
}
glog.V(4).Infof("controller initialized")
}
func TestMain(m *testing.M) {
// Create a node.
node = &api.Node{
ObjectMeta: api.ObjectMeta{
Name: "node",
CreationTimestamp: unversioned.Time{Time: time.Now()},
},
Spec: api.NodeSpec{
ExternalID: "node",
},
Status: api.NodeStatus{},
}
clone, _ := conversion.NewCloner().DeepCopy(node)
// A copy of the same node, but cordoned.
cordoned_node = clone.(*api.Node)
cordoned_node.Spec.Unschedulable = true
os.Exit(m.Run())
}
func TestPodUpdateLabels(t *testing.T) {
channel, ch, _ := createPodConfigTester(PodConfigNotificationIncremental)
pod := CreateValidPod("foo2", "new")
pod.Labels = make(map[string]string, 0)
pod.Labels["key"] = "value"
clone, err := conversion.NewCloner().DeepCopy(pod)
if err != nil {
t.Fatalf("%v", err)
}
podUpdate := CreatePodUpdate(kubetypes.SET, TestSource, clone.(*api.Pod))
channel <- podUpdate
expectPodUpdate(t, ch, CreatePodUpdate(kubetypes.ADD, TestSource, pod))
pod.Labels["key"] = "newValue"
podUpdate = CreatePodUpdate(kubetypes.SET, TestSource, pod)
channel <- podUpdate
expectPodUpdate(t, ch, CreatePodUpdate(kubetypes.UPDATE, TestSource, pod))
}