func verifyResult(c *client.Client, podName string, ns string, oldNotRunning int) {
allPods, err := c.Pods(api.NamespaceAll).List(labels.Everything(), fields.Everything())
expectNoError(err)
_, notRunningPods := getPodsNumbers(allPods)
schedEvents, err := c.Events(ns).List(
labels.Everything(),
fields.Set{
"involvedObject.kind": "Pod",
"involvedObject.name": podName,
"involvedObject.namespace": ns,
"source": "scheduler",
"reason": "FailedScheduling",
}.AsSelector())
expectNoError(err)
// If we failed to find event with a capitalized first letter of reason
// try looking for one starting with a small one for backward compatibility.
// If we don't do it we end up in #15806.
// TODO: remove this block when we don't care about supporting v1.0 too much.
if len(schedEvents.Items) == 0 {
schedEvents, err = c.Events(ns).List(
labels.Everything(),
fields.Set{
"involvedObject.kind": "Pod",
"involvedObject.name": podName,
"involvedObject.namespace": ns,
"source": "scheduler",
"reason": "failedScheduling",
}.AsSelector())
expectNoError(err)
}
printed := false
printOnce := func(msg string) string {
if !printed {
printed = true
return msg
} else {
return ""
}
}
Expect(notRunningPods).To(Equal(1+oldNotRunning), printOnce(fmt.Sprintf("Pods found in the cluster: %#v", allPods)))
Expect(schedEvents.Items).ToNot(BeEmpty(), printOnce(fmt.Sprintf("Pods found in the cluster: %#v", allPods)))
}
config := RCConfig{Client: c,
Image: "gcr.io/google_containers/pause:go",
Name: RCName,
Namespace: ns,
PollInterval: itArg.interval,
PodStatusFile: fileHndl,
Replicas: totalPods,
MaxContainerFailures: &MaxContainerFailures,
}
// Create a listener for events.
events := make([](*api.Event), 0)
_, controller := controllerFramework.NewInformer(
&cache.ListWatch{
ListFunc: func() (runtime.Object, error) {
return c.Events(ns).List(labels.Everything(), fields.Everything())
},
WatchFunc: func(rv string) (watch.Interface, error) {
return c.Events(ns).Watch(labels.Everything(), fields.Everything(), rv)
},
},
&api.Event{},
0,
controllerFramework.ResourceEventHandlerFuncs{
AddFunc: func(obj interface{}) {
events = append(events, obj.(*api.Event))
},
},
)
stop := make(chan struct{})
go controller.Run(stop)
// NewLoadBalancerController creates a controller for gce loadbalancers.
// - kubeClient: A kubernetes REST client.
// - clusterManager: A ClusterManager capable of creating all cloud resources
// required for L7 loadbalancing.
// - resyncPeriod: Watchers relist from the Kubernetes API server this often.
func NewLoadBalancerController(kubeClient *client.Client, clusterManager *ClusterManager, resyncPeriod time.Duration, namespace string) (*loadBalancerController, error) {
eventBroadcaster := record.NewBroadcaster()
eventBroadcaster.StartLogging(glog.Infof)
eventBroadcaster.StartRecordingToSink(kubeClient.Events(""))
lbc := loadBalancerController{
client: kubeClient,
clusterManager: clusterManager,
stopCh: make(chan struct{}),
recorder: eventBroadcaster.NewRecorder(
api.EventSource{Component: "loadbalancer-controller"}),
}
lbc.nodeQueue = NewTaskQueue(lbc.syncNodes)
lbc.ingQueue = NewTaskQueue(lbc.sync)
// Ingress watch handlers
pathHandlers := framework.ResourceEventHandlerFuncs{
AddFunc: func(obj interface{}) {
addIng := obj.(*extensions.Ingress)
lbc.recorder.Eventf(addIng, "ADD", addIng.Name)
lbc.ingQueue.enqueue(obj)
},
DeleteFunc: lbc.ingQueue.enqueue,
UpdateFunc: func(old, cur interface{}) {
if !reflect.DeepEqual(old, cur) {
glog.V(3).Infof("Ingress %v changed, syncing",
cur.(*extensions.Ingress).Name)
}
lbc.ingQueue.enqueue(cur)
},
}
lbc.ingLister.Store, lbc.ingController = framework.NewInformer(
&cache.ListWatch{
ListFunc: ingressListFunc(lbc.client, namespace),
WatchFunc: ingressWatchFunc(lbc.client, namespace),
},
&extensions.Ingress{}, resyncPeriod, pathHandlers)
// Service watch handlers
svcHandlers := framework.ResourceEventHandlerFuncs{
AddFunc: lbc.enqueueIngressForService,
UpdateFunc: func(old, cur interface{}) {
if !reflect.DeepEqual(old, cur) {
lbc.enqueueIngressForService(cur)
}
},
// Ingress deletes matter, service deletes don't.
}
lbc.svcLister.Store, lbc.svcController = framework.NewInformer(
cache.NewListWatchFromClient(
lbc.client, "services", namespace, fields.Everything()),
&api.Service{}, resyncPeriod, svcHandlers)
nodeHandlers := framework.ResourceEventHandlerFuncs{
AddFunc: lbc.nodeQueue.enqueue,
DeleteFunc: lbc.nodeQueue.enqueue,
// Nodes are updated every 10s and we don't care, so no update handler.
}
// Node watch handlers
lbc.nodeLister.Store, lbc.nodeController = framework.NewInformer(
&cache.ListWatch{
ListFunc: func() (runtime.Object, error) {
return lbc.client.Get().
Resource("nodes").
FieldsSelectorParam(fields.Everything()).
Do().
Get()
},
WatchFunc: func(options api.ListOptions) (watch.Interface, error) {
return lbc.client.Get().
Prefix("watch").
Resource("nodes").
FieldsSelectorParam(fields.Everything()).
Param("resourceVersion", options.ResourceVersion).Watch()
},
},
&api.Node{}, 0, nodeHandlers)
lbc.tr = &gceTranslator{&lbc}
glog.Infof("Created new loadbalancer controller")
return &lbc, nil
}