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Merge pull request #11903 from mikedanese/renamers

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rename StoreToControllerLister -> StoreToReplicationControllerLister
This commit is contained in:
Daniel Smith
2015-07-27 17:33:05 -07:00
parent f37be94d3f d167fa27e0
commit c5bffaaf31
4 changed files with 36 additions and 36 deletions
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14
pkg/client/cache/listers.go vendored
View File

@@ -172,13 +172,13 @@ func (s *StoreToNodeLister) GetNodeInfo(id string) (*api.Node, error) {
return minion.(*api.Node), nil return minion.(*api.Node), nil
} }
// StoreToControllerLister gives a store List and Exists methods. The store must contain only ReplicationControllers. // StoreToReplicationControllerLister gives a store List and Exists methods. The store must contain only ReplicationControllers.
type StoreToControllerLister struct { type StoreToReplicationControllerLister struct {
Store Store
} }
// Exists checks if the given rc exists in the store. // Exists checks if the given rc exists in the store.
func (s *StoreToControllerLister) Exists(controller *api.ReplicationController) (bool, error) { func (s *StoreToReplicationControllerLister) Exists(controller *api.ReplicationController) (bool, error) {
_, exists, err := s.Store.Get(controller) _, exists, err := s.Store.Get(controller)
if err != nil { if err != nil {
return false, err return false, err
@@ -186,17 +186,17 @@ func (s *StoreToControllerLister) Exists(controller *api.ReplicationController)
return exists, nil return exists, nil
} }
// StoreToControllerLister lists all controllers in the store. // StoreToReplicationControllerLister lists all controllers in the store.
// TODO: converge on the interface in pkg/client // TODO: converge on the interface in pkg/client
func (s *StoreToControllerLister) List() (controllers []api.ReplicationController, err error) { func (s *StoreToReplicationControllerLister) List() (controllers []api.ReplicationController, err error) {
for _, c := range s.Store.List() { for _, c := range s.Store.List() {
controllers = append(controllers, *(c.(*api.ReplicationController))) controllers = append(controllers, *(c.(*api.ReplicationController)))
} }
return controllers, nil return controllers, nil
} }
// GetPodControllers returns a list of controllers managing a pod. Returns an error only if no matching controllers are found. // GetPodControllers returns a list of replication controllers managing a pod. Returns an error only if no matching controllers are found.
func (s *StoreToControllerLister) GetPodControllers(pod *api.Pod) (controllers []api.ReplicationController, err error) { func (s *StoreToReplicationControllerLister) GetPodControllers(pod *api.Pod) (controllers []api.ReplicationController, err error) {
var selector labels.Selector var selector labels.Selector
var rc api.ReplicationController var rc api.ReplicationController

4
pkg/client/cache/listers_test.go vendored
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@@ -45,9 +45,9 @@ func TestStoreToMinionLister(t *testing.T) {
} }
} }
func TestStoreToControllerLister(t *testing.T) { func TestStoreToReplicationControllerLister(t *testing.T) {
store := NewStore(MetaNamespaceKeyFunc) store := NewStore(MetaNamespaceKeyFunc)
lister := StoreToControllerLister{store} lister := StoreToReplicationControllerLister{store}
testCases := []struct { testCases := []struct {
inRCs []*api.ReplicationController inRCs []*api.ReplicationController
list func() ([]api.ReplicationController, error) list func() ([]api.ReplicationController, error)

10
pkg/controller/replication_controller.go
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@@ -91,8 +91,8 @@ type ReplicationManager struct {
// A TTLCache of pod creates/deletes each rc expects to see // A TTLCache of pod creates/deletes each rc expects to see
expectations RCExpectationsManager expectations RCExpectationsManager
// A store of controllers, populated by the rcController // A store of replication controllers, populated by the rcController
controllerStore cache.StoreToControllerLister rcStore cache.StoreToReplicationControllerLister
// A store of pods, populated by the podController // A store of pods, populated by the podController
podStore cache.StoreToPodLister podStore cache.StoreToPodLister
// Watches changes to all replication controllers // Watches changes to all replication controllers
@@ -120,7 +120,7 @@ func NewReplicationManager(kubeClient client.Interface, burstReplicas int) *Repl
queue: workqueue.New(), queue: workqueue.New(),
} }
rm.controllerStore.Store, rm.rcController = framework.NewInformer( rm.rcStore.Store, rm.rcController = framework.NewInformer(
&cache.ListWatch{ &cache.ListWatch{
ListFunc: func() (runtime.Object, error) { ListFunc: func() (runtime.Object, error) {
return rm.kubeClient.ReplicationControllers(api.NamespaceAll).List(labels.Everything()) return rm.kubeClient.ReplicationControllers(api.NamespaceAll).List(labels.Everything())
@@ -204,7 +204,7 @@ func (rm *ReplicationManager) Run(workers int, stopCh <-chan struct{}) {
// getPodControllers returns the controller managing the given pod. // getPodControllers returns the controller managing the given pod.
// TODO: Surface that we are ignoring multiple controllers for a single pod. // TODO: Surface that we are ignoring multiple controllers for a single pod.
func (rm *ReplicationManager) getPodControllers(pod *api.Pod) *api.ReplicationController { func (rm *ReplicationManager) getPodControllers(pod *api.Pod) *api.ReplicationController {
controllers, err := rm.controllerStore.GetPodControllers(pod) controllers, err := rm.rcStore.GetPodControllers(pod)
if err != nil { if err != nil {
glog.V(4).Infof("No controllers found for pod %v, replication manager will avoid syncing", pod.Name) glog.V(4).Infof("No controllers found for pod %v, replication manager will avoid syncing", pod.Name)
return nil return nil
@@ -376,7 +376,7 @@ func (rm *ReplicationManager) syncReplicationController(key string) error {
glog.V(4).Infof("Finished syncing controller %q (%v)", key, time.Now().Sub(startTime)) glog.V(4).Infof("Finished syncing controller %q (%v)", key, time.Now().Sub(startTime))
}() }()
obj, exists, err := rm.controllerStore.Store.GetByKey(key) obj, exists, err := rm.rcStore.Store.GetByKey(key)
if !exists { if !exists {
glog.Infof("Replication Controller has been deleted %v", key) glog.Infof("Replication Controller has been deleted %v", key)
rm.expectations.DeleteExpectations(key) rm.expectations.DeleteExpectations(key)

44
pkg/controller/replication_controller_test.go
View File

@@ -229,7 +229,7 @@ func TestSyncReplicationControllerDoesNothing(t *testing.T) {
// 2 running pods, a controller with 2 replicas, sync is a no-op // 2 running pods, a controller with 2 replicas, sync is a no-op
controllerSpec := newReplicationController(2) controllerSpec := newReplicationController(2)
manager.controllerStore.Store.Add(controllerSpec) manager.rcStore.Store.Add(controllerSpec)
newPodList(manager.podStore.Store, 2, api.PodRunning, controllerSpec) newPodList(manager.podStore.Store, 2, api.PodRunning, controllerSpec)
manager.podControl = &fakePodControl manager.podControl = &fakePodControl
@@ -246,7 +246,7 @@ func TestSyncReplicationControllerDeletes(t *testing.T) {
// 2 running pods and a controller with 1 replica, one pod delete expected // 2 running pods and a controller with 1 replica, one pod delete expected
controllerSpec := newReplicationController(1) controllerSpec := newReplicationController(1)
manager.controllerStore.Store.Add(controllerSpec) manager.rcStore.Store.Add(controllerSpec)
newPodList(manager.podStore.Store, 2, api.PodRunning, controllerSpec) newPodList(manager.podStore.Store, 2, api.PodRunning, controllerSpec)
manager.syncReplicationController(getKey(controllerSpec, t)) manager.syncReplicationController(getKey(controllerSpec, t))
@@ -269,7 +269,7 @@ func TestDeleteFinalStateUnknown(t *testing.T) {
// The DeletedFinalStateUnknown object should cause the rc manager to insert // The DeletedFinalStateUnknown object should cause the rc manager to insert
// the controller matching the selectors of the deleted pod into the work queue. // the controller matching the selectors of the deleted pod into the work queue.
controllerSpec := newReplicationController(1) controllerSpec := newReplicationController(1)
manager.controllerStore.Store.Add(controllerSpec) manager.rcStore.Store.Add(controllerSpec)
pods := newPodList(nil, 1, api.PodRunning, controllerSpec) pods := newPodList(nil, 1, api.PodRunning, controllerSpec)
manager.deletePod(cache.DeletedFinalStateUnknown{Key: "foo", Obj: &pods.Items[0]}) manager.deletePod(cache.DeletedFinalStateUnknown{Key: "foo", Obj: &pods.Items[0]})
@@ -293,7 +293,7 @@ func TestSyncReplicationControllerCreates(t *testing.T) {
// A controller with 2 replicas and no pods in the store, 2 creates expected // A controller with 2 replicas and no pods in the store, 2 creates expected
controller := newReplicationController(2) controller := newReplicationController(2)
manager.controllerStore.Store.Add(controller) manager.rcStore.Store.Add(controller)
fakePodControl := FakePodControl{} fakePodControl := FakePodControl{}
manager.podControl = &fakePodControl manager.podControl = &fakePodControl
@@ -355,7 +355,7 @@ func TestStatusUpdatesWithoutReplicasChange(t *testing.T) {
// Steady state for the replication controller, no Status.Replicas updates expected // Steady state for the replication controller, no Status.Replicas updates expected
activePods := 5 activePods := 5
rc := newReplicationController(activePods) rc := newReplicationController(activePods)
manager.controllerStore.Store.Add(rc) manager.rcStore.Store.Add(rc)
rc.Status = api.ReplicationControllerStatus{Replicas: activePods} rc.Status = api.ReplicationControllerStatus{Replicas: activePods}
newPodList(manager.podStore.Store, activePods, api.PodRunning, rc) newPodList(manager.podStore.Store, activePods, api.PodRunning, rc)
@@ -397,7 +397,7 @@ func TestControllerUpdateReplicas(t *testing.T) {
// Insufficient number of pods in the system, and Status.Replicas is wrong; // Insufficient number of pods in the system, and Status.Replicas is wrong;
// Status.Replica should update to match number of pods in system, 1 new pod should be created. // Status.Replica should update to match number of pods in system, 1 new pod should be created.
rc := newReplicationController(5) rc := newReplicationController(5)
manager.controllerStore.Store.Add(rc) manager.rcStore.Store.Add(rc)
rc.Status = api.ReplicationControllerStatus{Replicas: 2, ObservedGeneration: 0} rc.Status = api.ReplicationControllerStatus{Replicas: 2, ObservedGeneration: 0}
rc.Generation = 1 rc.Generation = 1
newPodList(manager.podStore.Store, 4, api.PodRunning, rc) newPodList(manager.podStore.Store, 4, api.PodRunning, rc)
@@ -586,7 +586,7 @@ func TestSyncReplicationControllerDormancy(t *testing.T) {
manager.podControl = &fakePodControl manager.podControl = &fakePodControl
controllerSpec := newReplicationController(2) controllerSpec := newReplicationController(2)
manager.controllerStore.Store.Add(controllerSpec) manager.rcStore.Store.Add(controllerSpec)
newPodList(manager.podStore.Store, 1, api.PodRunning, controllerSpec) newPodList(manager.podStore.Store, 1, api.PodRunning, controllerSpec)
// Creates a replica and sets expectations // Creates a replica and sets expectations
@@ -668,7 +668,7 @@ func TestPodControllerLookup(t *testing.T) {
} }
for _, c := range testCases { for _, c := range testCases {
for _, r := range c.inRCs { for _, r := range c.inRCs {
manager.controllerStore.Add(r) manager.rcStore.Add(r)
} }
if rc := manager.getPodControllers(c.pod); rc != nil { if rc := manager.getPodControllers(c.pod); rc != nil {
if c.outRCName != rc.Name { if c.outRCName != rc.Name {
@@ -699,7 +699,7 @@ func TestWatchControllers(t *testing.T) {
// and closes the received channel to indicate that the test can finish. // and closes the received channel to indicate that the test can finish.
manager.syncHandler = func(key string) error { manager.syncHandler = func(key string) error {
obj, exists, err := manager.controllerStore.Store.GetByKey(key) obj, exists, err := manager.rcStore.Store.GetByKey(key)
if !exists || err != nil { if !exists || err != nil {
t.Errorf("Expected to find controller under key %v", key) t.Errorf("Expected to find controller under key %v", key)
} }
@@ -735,13 +735,13 @@ func TestWatchPods(t *testing.T) {
// Put one rc and one pod into the controller's stores // Put one rc and one pod into the controller's stores
testControllerSpec := newReplicationController(1) testControllerSpec := newReplicationController(1)
manager.controllerStore.Store.Add(testControllerSpec) manager.rcStore.Store.Add(testControllerSpec)
received := make(chan string) received := make(chan string)
// The pod update sent through the fakeWatcher should figure out the managing rc and // The pod update sent through the fakeWatcher should figure out the managing rc and
// send it into the syncHandler. // send it into the syncHandler.
manager.syncHandler = func(key string) error { manager.syncHandler = func(key string) error {
obj, exists, err := manager.controllerStore.Store.GetByKey(key) obj, exists, err := manager.rcStore.Store.GetByKey(key)
if !exists || err != nil { if !exists || err != nil {
t.Errorf("Expected to find controller under key %v", key) t.Errorf("Expected to find controller under key %v", key)
} }
@@ -780,7 +780,7 @@ func TestUpdatePods(t *testing.T) {
received := make(chan string) received := make(chan string)
manager.syncHandler = func(key string) error { manager.syncHandler = func(key string) error {
obj, exists, err := manager.controllerStore.Store.GetByKey(key) obj, exists, err := manager.rcStore.Store.GetByKey(key)
if !exists || err != nil { if !exists || err != nil {
t.Errorf("Expected to find controller under key %v", key) t.Errorf("Expected to find controller under key %v", key)
} }
@@ -794,11 +794,11 @@ func TestUpdatePods(t *testing.T) {
// Put 2 rcs and one pod into the controller's stores // Put 2 rcs and one pod into the controller's stores
testControllerSpec1 := newReplicationController(1) testControllerSpec1 := newReplicationController(1)
manager.controllerStore.Store.Add(testControllerSpec1) manager.rcStore.Store.Add(testControllerSpec1)
testControllerSpec2 := *testControllerSpec1 testControllerSpec2 := *testControllerSpec1
testControllerSpec2.Spec.Selector = map[string]string{"bar": "foo"} testControllerSpec2.Spec.Selector = map[string]string{"bar": "foo"}
testControllerSpec2.Name = "barfoo" testControllerSpec2.Name = "barfoo"
manager.controllerStore.Store.Add(&testControllerSpec2) manager.rcStore.Store.Add(&testControllerSpec2)
// Put one pod in the podStore // Put one pod in the podStore
pod1 := newPodList(manager.podStore.Store, 1, api.PodRunning, testControllerSpec1).Items[0] pod1 := newPodList(manager.podStore.Store, 1, api.PodRunning, testControllerSpec1).Items[0]
@@ -837,7 +837,7 @@ func TestControllerUpdateRequeue(t *testing.T) {
manager.podStoreSynced = alwaysReady manager.podStoreSynced = alwaysReady
rc := newReplicationController(1) rc := newReplicationController(1)
manager.controllerStore.Store.Add(rc) manager.rcStore.Store.Add(rc)
rc.Status = api.ReplicationControllerStatus{Replicas: 2} rc.Status = api.ReplicationControllerStatus{Replicas: 2}
newPodList(manager.podStore.Store, 1, api.PodRunning, rc) newPodList(manager.podStore.Store, 1, api.PodRunning, rc)
@@ -915,7 +915,7 @@ func doTestControllerBurstReplicas(t *testing.T, burstReplicas, numReplicas int)
manager.podControl = &fakePodControl manager.podControl = &fakePodControl
controllerSpec := newReplicationController(numReplicas) controllerSpec := newReplicationController(numReplicas)
manager.controllerStore.Store.Add(controllerSpec) manager.rcStore.Store.Add(controllerSpec)
expectedPods := 0 expectedPods := 0
pods := newPodList(nil, numReplicas, api.PodPending, controllerSpec) pods := newPodList(nil, numReplicas, api.PodPending, controllerSpec)
@@ -924,7 +924,7 @@ func doTestControllerBurstReplicas(t *testing.T, burstReplicas, numReplicas int)
for _, replicas := range []int{numReplicas, 0} { for _, replicas := range []int{numReplicas, 0} {
controllerSpec.Spec.Replicas = replicas controllerSpec.Spec.Replicas = replicas
manager.controllerStore.Store.Add(controllerSpec) manager.rcStore.Store.Add(controllerSpec)
for i := 0; i < numReplicas; i += burstReplicas { for i := 0; i < numReplicas; i += burstReplicas {
manager.syncReplicationController(getKey(controllerSpec, t)) manager.syncReplicationController(getKey(controllerSpec, t))
@@ -1030,7 +1030,7 @@ func TestRCSyncExpectations(t *testing.T) {
manager.podControl = &fakePodControl manager.podControl = &fakePodControl
controllerSpec := newReplicationController(2) controllerSpec := newReplicationController(2)
manager.controllerStore.Store.Add(controllerSpec) manager.rcStore.Store.Add(controllerSpec)
pods := newPodList(nil, 2, api.PodPending, controllerSpec) pods := newPodList(nil, 2, api.PodPending, controllerSpec)
manager.podStore.Store.Add(&pods.Items[0]) manager.podStore.Store.Add(&pods.Items[0])
postExpectationsPod := pods.Items[1] postExpectationsPod := pods.Items[1]
@@ -1053,7 +1053,7 @@ func TestDeleteControllerAndExpectations(t *testing.T) {
manager.podStoreSynced = alwaysReady manager.podStoreSynced = alwaysReady
rc := newReplicationController(1) rc := newReplicationController(1)
manager.controllerStore.Store.Add(rc) manager.rcStore.Store.Add(rc)
fakePodControl := FakePodControl{} fakePodControl := FakePodControl{}
manager.podControl = &fakePodControl manager.podControl = &fakePodControl
@@ -1069,7 +1069,7 @@ func TestDeleteControllerAndExpectations(t *testing.T) {
if !exists || err != nil { if !exists || err != nil {
t.Errorf("No expectations found for rc") t.Errorf("No expectations found for rc")
} }
manager.controllerStore.Delete(rc) manager.rcStore.Delete(rc)
manager.syncReplicationController(getKey(rc, t)) manager.syncReplicationController(getKey(rc, t))
if _, exists, err = manager.expectations.GetExpectations(rc); exists { if _, exists, err = manager.expectations.GetExpectations(rc); exists {
@@ -1094,7 +1094,7 @@ func TestRCManagerNotReady(t *testing.T) {
// want to end up creating replicas in this case until the pod reflector // want to end up creating replicas in this case until the pod reflector
// has synced, so the rc manager should just requeue the rc. // has synced, so the rc manager should just requeue the rc.
controllerSpec := newReplicationController(1) controllerSpec := newReplicationController(1)
manager.controllerStore.Store.Add(controllerSpec) manager.rcStore.Store.Add(controllerSpec)
rcKey := getKey(controllerSpec, t) rcKey := getKey(controllerSpec, t)
manager.syncReplicationController(rcKey) manager.syncReplicationController(rcKey)
@@ -1137,7 +1137,7 @@ func TestOverlappingRCs(t *testing.T) {
} }
shuffledControllers := shuffle(controllers) shuffledControllers := shuffle(controllers)
for j := range shuffledControllers { for j := range shuffledControllers {
manager.controllerStore.Store.Add(shuffledControllers[j]) manager.rcStore.Store.Add(shuffledControllers[j])
} }
// Add a pod and make sure only the oldest rc is synced // Add a pod and make sure only the oldest rc is synced
pods := newPodList(nil, 1, api.PodPending, controllers[0]) pods := newPodList(nil, 1, api.PodPending, controllers[0])