E2e events 4220

test/e2e/events.go

@@ -0,0 +1,130 @@
+/*
+Copyright 2014 Google Inc. All rights reserved.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package e2e
+
+import (
+	"fmt"
+	"strconv"
+	"time"
+
+	"github.com/GoogleCloudPlatform/kubernetes/pkg/api"
+	"github.com/GoogleCloudPlatform/kubernetes/pkg/client"
+	"github.com/GoogleCloudPlatform/kubernetes/pkg/labels"
+	"github.com/GoogleCloudPlatform/kubernetes/pkg/util"
+
+	. "github.com/onsi/ginkgo"
+	. "github.com/onsi/gomega"
+)
+
+var _ = Describe("Events", func() {
+	var c *client.Client
+
+	BeforeEach(func() {
+		c = loadClientOrDie()
+	})
+
+	It("should be sent by kubelets and the scheduler about pods scheduling and running", func() {
+		provider := testContext.provider
+		if len(provider) > 0 && provider != "gce" && provider != "gke" && provider != "aws" {
+			By(fmt.Sprintf("skipping TestKubeletSendsEvent on cloud provider %s", provider))
+			return
+		}
+
+		podClient := c.Pods(api.NamespaceDefault)
+
+		By("creating the pod")
+		name := "send-events-" + string(util.NewUUID())
+		value := strconv.Itoa(time.Now().Nanosecond())
+		pod := &api.Pod{
+			ObjectMeta: api.ObjectMeta{
+				Name: name,
+				Labels: map[string]string{
+					"name": "foo",
+					"time": value,
+				},
+			},
+			Spec: api.PodSpec{
+				Containers: []api.Container{
+					{
+						Name:  "p",
+						Image: "kubernetes/serve_hostname",
+						Ports: []api.Port{{ContainerPort: 80, HostPort: 8080}},
+					},
+				},
+			},
+		}
+
+		By("submitting the pod to kubernetes")
+		_, err := podClient.Create(pod)
+		if err != nil {
+			Fail(fmt.Sprintf("Failed to create pod: %v", err))
+		}
+		defer func() {
+			By("deleting the pod")
+			defer GinkgoRecover()
+			podClient.Delete(pod.Name)
+		}()
+
+		By("waiting for the pod to start running")
+		waitForPodRunning(c, pod.Name)
+
+		By("verifying the pod is in kubernetes")
+		pods, err := podClient.List(labels.SelectorFromSet(labels.Set(map[string]string{"time": value})))
+		Expect(len(pods.Items)).To(Equal(1))
+
+		By("retrieving the pod")
+		podWithUid, err := podClient.Get(pod.Name)
+		if err != nil {
+			Fail(fmt.Sprintf("Failed to get pod: %v", err))
+		}
+		fmt.Printf("%+v\n", podWithUid)
+
+		// Check for scheduler event about the pod.
+		By("checking for scheduler event about the pod")
+		events, err := c.Events(api.NamespaceDefault).List(
+			labels.Everything(),
+			labels.Set{
+				"involvedObject.kind":      "Pod",
+				"involvedObject.uid":       string(podWithUid.UID),
+				"involvedObject.namespace": api.NamespaceDefault,
+				"source":                   "scheduler",
+			}.AsSelector(),
+		)
+		if err != nil {
+			Fail(fmt.Sprintf("Error while listing events:", err))
+		}
+		Expect(len(events.Items)).ToNot(BeZero(), "scheduler events from running pod")
+		fmt.Println("Saw scheduler event for our pod.")
+
+		// Check for kubelet event about the pod.
+		By("checking for kubelet event about the pod")
+		events, err = c.Events(api.NamespaceDefault).List(
+			labels.Everything(),
+			labels.Set{
+				"involvedObject.uid":       string(podWithUid.UID),
+				"involvedObject.kind":      "BoundPod",
+				"involvedObject.namespace": api.NamespaceDefault,
+				"source":                   "kubelet",
+			}.AsSelector(),
+		)
+		if err != nil {
+			Fail(fmt.Sprintf("Error while listing events:", err))
+		}
+		Expect(len(events.Items)).ToNot(BeZero(), "kubelet events from running pod")
+		fmt.Println("Saw kubelet event for our pod.")
+	})
+})