134 lines
4.3 KiB
Go
134 lines
4.3 KiB
Go
// +build integration
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/*
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Copyright 2016 The Kubernetes Authors All rights reserved.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package integration
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import (
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"path/filepath"
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"testing"
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"github.com/docker/machine/libmachine/state"
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"github.com/pkg/errors"
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"k8s.io/apimachinery/pkg/labels"
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commonutil "k8s.io/minikube/pkg/util"
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"k8s.io/minikube/test/integration/util"
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)
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func TestContainerd(t *testing.T) {
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if isTestNoneDriver(t) {
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t.Skip("Can't run containerd backend with none driver")
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}
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if shouldRunInParallel(t) {
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t.Parallel()
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}
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t.Run("GvisorRestart", testGvisorRestart)
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}
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func testGvisorRestart(t *testing.T) {
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p := profileName(t)
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if shouldRunInParallel(t) {
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t.Parallel()
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}
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mk := NewMinikubeRunner(t, p, "--wait=false")
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defer mk.TearDown(t)
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stdout, stderr, err := mk.Start("--container-runtime=containerd", "--docker-opt containerd=/var/run/containerd/containerd.sock")
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if err != nil {
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t.Fatalf("failed to start minikube (for profile %s) failed : %v\nstdout: %s\nstderr: %s", p, err, stdout, stderr)
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}
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mk.RunCommand("addons enable gvisor", true)
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t.Log("waiting for gvisor controller to come up")
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if err := waitForGvisorControllerRunning(p); err != nil {
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t.Errorf("waiting for gvisor controller to be up: %v", err)
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}
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createUntrustedWorkload(t, p)
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t.Log("making sure untrusted workload is Running")
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if err := waitForUntrustedNginxRunning(p); err != nil {
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t.Errorf("waiting for nginx to be up: %v", err)
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}
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deleteUntrustedWorkload(t, p)
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mk.RunCommand("delete", true)
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stdout, stderr, err = mk.Start()
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if err != nil {
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t.Fatalf("failed to start minikube (for profile %s) failed : %v \nstdout: %s \nstderr: %s", t.Name(), err, stdout, stderr)
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}
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mk.CheckStatus(state.Running.String())
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t.Log("waiting for gvisor controller to come up")
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if err := waitForGvisorControllerRunning(p); err != nil {
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t.Errorf("waiting for gvisor controller to be up: %v", err)
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}
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createUntrustedWorkload(t, p)
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t.Log("making sure untrusted workload is Running")
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if err := waitForUntrustedNginxRunning(p); err != nil {
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t.Errorf("waiting for nginx to be up: %v", err)
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}
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deleteUntrustedWorkload(t, p)
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}
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func createUntrustedWorkload(t *testing.T, profile string) {
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kr := util.NewKubectlRunner(t, profile)
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untrustedPath := filepath.Join(*testdataDir, "nginx-untrusted.yaml")
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t.Log("creating pod with untrusted workload annotation")
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if _, err := kr.RunCommand([]string{"replace", "-f", untrustedPath, "--force"}); err != nil {
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t.Fatalf("creating untrusted nginx resource: %v", err)
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}
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}
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func deleteUntrustedWorkload(t *testing.T, profile string) {
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kr := util.NewKubectlRunner(t, profile)
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untrustedPath := filepath.Join(*testdataDir, "nginx-untrusted.yaml")
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if _, err := kr.RunCommand([]string{"delete", "-f", untrustedPath}); err != nil {
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t.Logf("error deleting untrusted nginx resource: %v", err)
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}
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}
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// waitForGvisorControllerRunning waits for the gvisor controller pod to be running
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func waitForGvisorControllerRunning(p string) error {
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client, err := commonutil.GetClient(p)
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if err != nil {
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return errors.Wrap(err, "getting kubernetes client")
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}
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selector := labels.SelectorFromSet(labels.Set(map[string]string{"kubernetes.io/minikube-addons": "gvisor"}))
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if err := commonutil.WaitForPodsWithLabelRunning(client, "kube-system", selector); err != nil {
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return errors.Wrap(err, "waiting for gvisor controller pod to stabilize")
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}
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return nil
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}
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// waitForUntrustedNginxRunning waits for the untrusted nginx pod to start running
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func waitForUntrustedNginxRunning(miniProfile string) error {
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client, err := commonutil.GetClient(miniProfile)
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if err != nil {
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return errors.Wrap(err, "getting kubernetes client")
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}
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selector := labels.SelectorFromSet(labels.Set(map[string]string{"run": "nginx"}))
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if err := commonutil.WaitForPodsWithLabelRunning(client, "default", selector); err != nil {
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return errors.Wrap(err, "waiting for nginx pods")
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}
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return nil
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}
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