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Converted from continually listing events to using an Informer #6637

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This commit is contained in:
Robert Rati 2015-04-21 13:55:14 -04:00
parent 23c5b7714e
commit 020ba6a6c7
1 changed files with 33 additions and 12 deletions
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45
test/e2e/density.go
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@ -24,10 +24,14 @@ import (
"github.com/GoogleCloudPlatform/kubernetes/pkg/api"
"github.com/GoogleCloudPlatform/kubernetes/pkg/client"
"github.com/GoogleCloudPlatform/kubernetes/pkg/client/cache"
"github.com/GoogleCloudPlatform/kubernetes/pkg/controller/framework"
"github.com/GoogleCloudPlatform/kubernetes/pkg/fields"
"github.com/GoogleCloudPlatform/kubernetes/pkg/labels"
"github.com/GoogleCloudPlatform/kubernetes/pkg/runtime"
"github.com/GoogleCloudPlatform/kubernetes/pkg/util"
"github.com/GoogleCloudPlatform/kubernetes/pkg/util/wait"
"github.com/GoogleCloudPlatform/kubernetes/pkg/watch"
"github.com/golang/glog"
. "github.com/onsi/ginkgo"
@ -268,25 +272,42 @@ var _ = Describe("Density", func() {
nameStr := strconv.Itoa(totalPods) + "-" + uuid
ns = "e2e-density" + nameStr
RCName = "my-hostname-density" + nameStr
// Create a listener for events
events := make([](*api.Event), 0)
_, controller := framework.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{},
time.Second*10,
framework.ResourceEventHandlerFuncs{
AddFunc: func(obj interface{}) {
events = append(events, obj.(*api.Event))
},
},
)
stop := make(chan struct{})
go controller.Run(stop)
// Start the replication controller
RunRC(c, RCName, ns, "gcr.io/google_containers/pause:go", totalPods)
By("Waiting for all events to be recorded")
last := -1
current := 0
var events *api.EventList
current := len(events)
timeout := 10 * time.Minute
for start := time.Now(); last < current && time.Since(start) < timeout; time.Sleep(10 * time.Second) {
e, err := c.Events(ns).List(
labels.Everything(),
fields.Set{
"involvedObject.namespace": ns,
}.AsSelector(),
)
expectNoError(err)
last = current
current = len(e.Items)
events = e
current = len(events)
}
close(stop)
if current != last {
Logf("Warning: Not all events were recorded after waiting %.2f minutes", timeout.Minutes())
}
@ -294,7 +315,7 @@ var _ = Describe("Density", func() {
// Verify there were no pod killings or failures
By("Verifying there were no pod killings or failures")
for _, e := range events.Items {
for _, e := range events {
for _, s := range []string{"kill", "fail"} {
Expect(e.Reason).NotTo(ContainSubstring(s), "event:' %s', reason: '%s', message: '%s', field path: '%s'", e, e.ObjectMeta.Name, e.Message, e.InvolvedObject.FieldPath)
}