add e2e test for multicontainer with probes

test/e2e/multicontainer_probes_test.go

@@ -0,0 +1,122 @@
+//go:build e2e
+// +build e2e
+
+/*
+Copyright 2020 The Knative Authors
+
+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
+
+// Look here
+
+import (
+	"context"
+	"k8s.io/apimachinery/pkg/util/intstr"
+	"testing"
+
+	corev1 "k8s.io/api/core/v1"
+
+	pkgTest "knative.dev/pkg/test"
+	"knative.dev/pkg/test/spoof"
+	v1 "knative.dev/serving/pkg/apis/serving/v1"
+	"knative.dev/serving/test"
+	v1test "knative.dev/serving/test/v1"
+)
+
+func TestMultiContainerProbes(t *testing.T) {
+	if !test.ServingFlags.EnableBetaFeatures {
+		t.Skip()
+	}
+	t.Parallel()
+
+	clients := Setup(t)
+
+	names := test.ResourceNames{
+		Service: test.ObjectNameForTest(t),
+		Image:   test.ServingContainer,
+		Sidecars: []string{
+			test.SidecarContainer,
+		},
+	}
+
+	containers := []corev1.Container{{
+		Image: pkgTest.ImagePath(names.Image),
+		Ports: []corev1.ContainerPort{{
+			ContainerPort: 8881,
+		}},
+		ReadinessProbe: &corev1.Probe{
+			ProbeHandler: corev1.ProbeHandler{
+				HTTPGet: &corev1.HTTPGetAction{
+					Port: intstr.FromInt(8881),
+				},
+			},
+		},
+		LivenessProbe: &corev1.Probe{
+			ProbeHandler: corev1.ProbeHandler{
+				HTTPGet: &corev1.HTTPGetAction{
+					Port: intstr.FromInt(8881),
+				},
+			},
+		},
+	}, {
+		Image: pkgTest.ImagePath(names.Sidecars[0]), // sidecar container with probes defined
+		ReadinessProbe: &corev1.Probe{
+			ProbeHandler: corev1.ProbeHandler{
+				HTTPGet: &corev1.HTTPGetAction{
+					Port: intstr.FromInt(8882),
+				},
+			},
+		},
+		LivenessProbe: &corev1.Probe{
+			ProbeHandler: corev1.ProbeHandler{
+				HTTPGet: &corev1.HTTPGetAction{
+					Port: intstr.FromInt(8882),
+				},
+			},
+		},
+	}}
+
+	// Please see the comment in test/v1/configuration.go.
+	if !test.ServingFlags.DisableOptionalAPI {
+		containers[0].ImagePullPolicy = corev1.PullIfNotPresent
+		containers[1].ImagePullPolicy = corev1.PullIfNotPresent
+	}
+
+	test.EnsureTearDown(t, clients, &names)
+
+	t.Log("Creating a new Service")
+
+	resources, err := v1test.CreateServiceReady(t, clients, &names, func(svc *v1.Service) {
+		svc.Spec.Template.Spec.Containers = containers
+	})
+
+	if err != nil {
+		t.Fatalf("Failed to create initial Service: %v: %v", names.Service, err)
+	}
+
+	url := resources.Route.Status.URL.URL()
+	if _, err := pkgTest.CheckEndpointState(
+		context.Background(),
+		clients.KubeClient,
+		t.Logf,
+		url,
+		spoof.MatchesAllOf(spoof.IsStatusOK, spoof.MatchesBody(test.MultiContainerResponse)),
+		"MulticontainerServesExpectedText",
+		test.ServingFlags.ResolvableDomain,
+		test.AddRootCAtoTransport(context.Background(), t.Logf, clients, test.ServingFlags.HTTPS),
+	); err != nil {
+		t.Fatalf("The endpoint %s for Route %s didn't serve the expected text %q: %v", url, names.Route, test.MultiContainerResponse, err)
+	}
+}