109 lines
4.0 KiB
Go
109 lines
4.0 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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"context"
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"os/exec"
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"path/filepath"
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"testing"
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)
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func TestGvisorAddon(t *testing.T) {
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if NoneDriver() {
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t.Skip("Can't run containerd backend with none driver")
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}
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if !*enableGvisor {
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t.Skip("skipping test because --gvisor=false")
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}
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MaybeParallel(t)
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profile := UniqueProfileName("gvisor")
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ctx, cancel := context.WithTimeout(context.Background(), Minutes(60))
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defer func() {
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if t.Failed() {
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rr, err := Run(t, exec.CommandContext(ctx, "kubectl", "--context", profile, "logs", "gvisor", "-n", "kube-system"))
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if err != nil {
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t.Logf("failed to get gvisor post-mortem logs: %v", err)
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}
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t.Logf("gvisor post-mortem: %s:\n%s\n", rr.Command(), rr.Output())
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}
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CleanupWithLogs(t, profile, cancel)
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}()
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startArgs := append([]string{"start", "-p", profile, "--memory=2200", "--container-runtime=containerd", "--docker-opt", "containerd=/var/run/containerd/containerd.sock"}, StartArgs()...)
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rr, err := Run(t, exec.CommandContext(ctx, Target(), startArgs...))
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if err != nil {
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t.Fatalf("failed to start minikube: args %q: %v", rr.Command(), err)
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}
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// If it exists, include a locally built gvisor image
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rr, err = Run(t, exec.CommandContext(ctx, Target(), "-p", profile, "cache", "add", "gcr.io/k8s-minikube/gvisor-addon:2"))
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if err != nil {
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t.Logf("%s failed: %v (won't test local image)", rr.Command(), err)
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}
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rr, err = Run(t, exec.CommandContext(ctx, Target(), "-p", profile, "addons", "enable", "gvisor"))
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if err != nil {
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t.Fatalf("%s failed: %v", rr.Command(), err)
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}
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if _, err := PodWait(ctx, t, profile, "kube-system", "kubernetes.io/minikube-addons=gvisor", Minutes(4)); err != nil {
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t.Fatalf("failed waiting for 'gvisor controller' pod: %v", err)
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}
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// Create an untrusted workload
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rr, err = Run(t, exec.CommandContext(ctx, "kubectl", "--context", profile, "replace", "--force", "-f", filepath.Join(*testdataDir, "nginx-untrusted.yaml")))
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if err != nil {
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t.Fatalf("%s failed: %v", rr.Command(), err)
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}
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// Create gvisor workload
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rr, err = Run(t, exec.CommandContext(ctx, "kubectl", "--context", profile, "replace", "--force", "-f", filepath.Join(*testdataDir, "nginx-gvisor.yaml")))
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if err != nil {
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t.Fatalf("%s failed: %v", rr.Command(), err)
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}
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if _, err := PodWait(ctx, t, profile, "default", "run=nginx,untrusted=true", Minutes(4)); err != nil {
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t.Errorf("failed waiting for nginx pod: %v", err)
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}
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if _, err := PodWait(ctx, t, profile, "default", "run=nginx,runtime=gvisor", Minutes(4)); err != nil {
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t.Errorf("failed waitinf for gvisor pod: %v", err)
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}
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// Ensure that workloads survive a restart
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rr, err = Run(t, exec.CommandContext(ctx, Target(), "stop", "-p", profile))
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if err != nil {
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t.Fatalf("faild stopping minikube. args %q : %v", rr.Command(), err)
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}
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rr, err = Run(t, exec.CommandContext(ctx, Target(), startArgs...))
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if err != nil {
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t.Fatalf("failed starting minikube after a stop. args %q, %v", rr.Command(), err)
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}
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if _, err := PodWait(ctx, t, profile, "kube-system", "kubernetes.io/minikube-addons=gvisor", Minutes(4)); err != nil {
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t.Errorf("failed waiting for 'gvisor controller' pod : %v", err)
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}
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if _, err := PodWait(ctx, t, profile, "default", "run=nginx,untrusted=true", Minutes(4)); err != nil {
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t.Errorf("failed waiting for 'nginx' pod : %v", err)
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}
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if _, err := PodWait(ctx, t, profile, "default", "run=nginx,runtime=gvisor", Minutes(4)); err != nil {
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t.Errorf("failed waiting for 'gvisor' pod : %v", err)
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}
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}
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