132 lines
3.6 KiB
Go
132 lines
3.6 KiB
Go
/*
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Copyright 2018 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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"fmt"
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"io/ioutil"
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"net/http"
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"os/exec"
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"path/filepath"
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"runtime"
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"strings"
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"testing"
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"time"
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"github.com/pkg/errors"
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"k8s.io/apimachinery/pkg/labels"
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"k8s.io/minikube/pkg/minikube/tunnel"
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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 testTunnel(t *testing.T) {
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if runtime.GOOS != "windows" {
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// Otherwise minikube fails waiting for a password.
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if err := exec.Command("sudo", "-n", "route").Run(); err != nil {
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t.Skipf("password required to execute 'route', skipping testTunnel: %v", err)
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}
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}
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t.Log("starting tunnel test...")
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runner := NewMinikubeRunner(t)
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go func() {
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output := runner.RunCommand("tunnel --alsologtostderr -v 8 --logtostderr", true)
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if t.Failed() {
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fmt.Println(output)
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}
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}()
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err := tunnel.NewManager().CleanupNotRunningTunnels()
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if err != nil {
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t.Fatal(errors.Wrap(err, "cleaning up tunnels"))
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}
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kubectlRunner := util.NewKubectlRunner(t)
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t.Log("deploying nginx...")
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podPath, _ := filepath.Abs("testdata/testsvc.yaml")
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if _, err := kubectlRunner.RunCommand([]string{"apply", "-f", podPath}); err != nil {
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t.Fatalf("creating nginx ingress resource: %s", err)
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}
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client, err := commonutil.GetClient()
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if err != nil {
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t.Fatal(errors.Wrap(err, "getting kubernetes client"))
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}
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selector := labels.SelectorFromSet(labels.Set(map[string]string{"run": "nginx-svc"}))
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if err := commonutil.WaitForPodsWithLabelRunning(client, "default", selector); err != nil {
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t.Fatal(errors.Wrap(err, "waiting for nginx pods"))
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}
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if err := commonutil.WaitForService(client, "default", "nginx-svc", true, time.Millisecond*500, time.Minute*10); err != nil {
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t.Fatal(errors.Wrap(err, "Error waiting for nginx service to be up"))
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}
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t.Log("getting nginx ingress...")
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nginxIP := ""
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for i := 1; i < 3 && len(nginxIP) == 0; i++ {
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stdout, err := kubectlRunner.RunCommand([]string{"get", "svc", "nginx-svc", "-o", "jsonpath={.status.loadBalancer.ingress[0].ip}"})
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if err != nil {
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t.Fatalf("error listing nginx service: %s", err)
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}
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nginxIP = string(stdout)
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time.Sleep(1 * time.Second)
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}
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if len(nginxIP) == 0 {
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t.Fatal("svc should have ingress after tunnel is created, but it was empty!")
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}
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httpClient := http.DefaultClient
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httpClient.Timeout = 5 * time.Second
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var resp *http.Response
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request := func() error {
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resp, err = httpClient.Get(fmt.Sprintf("http://%s", nginxIP))
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if err != nil {
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retriable := &commonutil.RetriableError{Err: err}
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t.Log(retriable)
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return retriable
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}
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return nil
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}
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if err = commonutil.RetryAfter(5, request, 1*time.Second); err != nil {
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t.Fatalf("error reading from nginx at address(%s): %s", nginxIP, err)
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}
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defer resp.Body.Close()
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body, err := ioutil.ReadAll(resp.Body)
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if err != nil || len(body) == 0 {
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t.Fatalf("error reading body from nginx at address(%s): error: %s, len bytes read: %d", nginxIP, err, len(body))
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}
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responseBody := string(body)
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if !strings.Contains(responseBody, "Welcome to nginx!") {
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t.Fatalf("response body doesn't seem like an nginx response:\n%s", responseBody)
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}
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}
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