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Return immediately when controllers/pods are committed

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Add client waiting conditions.
This commit is contained in:
Clayton Coleman
2014-08-18 17:42:08 -04:00
parent 34031dbc6a
commit 493863eb93
10 changed files with 311 additions and 58 deletions
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42
cmd/integration/integration.go
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@@ -37,6 +37,7 @@ import (
"github.com/GoogleCloudPlatform/kubernetes/pkg/labels"
"github.com/GoogleCloudPlatform/kubernetes/pkg/master"
"github.com/GoogleCloudPlatform/kubernetes/pkg/util"
"github.com/GoogleCloudPlatform/kubernetes/pkg/util/wait"
"github.com/coreos/go-etcd/etcd"
"github.com/golang/glog"
)
@@ -135,7 +136,24 @@ func startComponents(manifestURL string) (apiServerURL string) {
return apiServer.URL
}
func runReplicationControllerTest(kubeClient *client.Client) {
// podsOnMinions returns true when all of the selected pods exist on a minion.
func podsOnMinions(c *client.Client, pods api.PodList) wait.ConditionFunc {
podInfo := fakePodInfoGetter{}
return func() (bool, error) {
for i := range pods.Items {
host, id := pods.Items[i].CurrentState.Host, pods.Items[i].ID
if len(host) == 0 {
return false, nil
}
if _, err := podInfo.GetPodInfo(host, id); err != nil {
return false, nil
}
}
return true, nil
}
}
func runReplicationControllerTest(c *client.Client) {
data, err := ioutil.ReadFile("api/examples/controller.json")
if err != nil {
glog.Fatalf("Unexpected error: %#v", err)
@@ -146,20 +164,26 @@ func runReplicationControllerTest(kubeClient *client.Client) {
}
glog.Infof("Creating replication controllers")
if _, err := kubeClient.CreateReplicationController(controllerRequest); err != nil {
if _, err := c.CreateReplicationController(controllerRequest); err != nil {
glog.Fatalf("Unexpected error: %#v", err)
}
glog.Infof("Done creating replication controllers")
// Give the controllers some time to actually create the pods
time.Sleep(time.Second * 10)
// Validate that they're truly up.
pods, err := kubeClient.ListPods(labels.Set(controllerRequest.DesiredState.ReplicaSelector).AsSelector())
if err != nil || len(pods.Items) != controllerRequest.DesiredState.Replicas {
glog.Fatalf("FAILED: %#v", pods.Items)
if err := wait.Poll(time.Second, 10, c.ControllerHasDesiredReplicas(controllerRequest)); err != nil {
glog.Fatalf("FAILED: pods never created %v", err)
}
glog.Infof("Replication controller produced:\n\n%#v\n\n", pods)
// wait for minions to indicate they have info about the desired pods
pods, err := c.ListPods(labels.Set(controllerRequest.DesiredState.ReplicaSelector).AsSelector())
if err != nil {
glog.Fatalf("FAILED: unable to get pods to list: %v", err)
}
if err := wait.Poll(time.Second, 10, podsOnMinions(c, pods)); err != nil {
glog.Fatalf("FAILED: pods never started running %v", err)
}
glog.Infof("Pods created")
}
func runAtomicPutTest(c *client.Client) {