95 lines
3.1 KiB
Go
95 lines
3.1 KiB
Go
/*
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Copyright 2019 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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"os"
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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/docker/machine/libmachine/state"
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"github.com/pkg/errors"
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"k8s.io/minikube/pkg/minikube/constants"
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"k8s.io/minikube/test/integration/util"
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)
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func fileExists(fname string) error {
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check := func() error {
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info, err := os.Stat(fname)
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if os.IsNotExist(err) {
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return err
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}
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if info.IsDir() {
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return fmt.Errorf("Error expect file got dir")
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}
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return nil
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}
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if err := util.Retry2(check, 1*time.Second, 3); err != nil {
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return errors.Wrap(err, fmt.Sprintf("Failed check if file (%q) exists,", fname))
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}
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return nil
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}
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// TestVersionUpgrade downloads latest version of minikube and runs with
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// the odlest supported k8s version and then runs the current head minikube
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// and it tries to upgrade from the older supported k8s to news supported k8s
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func TestVersionUpgrade(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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// fname is the filename for the minikube's latetest binary. this file been pre-downloaded before test by hacks/jenkins/common.sh
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fname := filepath.Join(*testdataDir, fmt.Sprintf("minikube-%s-%s-latest-stable", runtime.GOOS, runtime.GOARCH))
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err := fileExists(fname)
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if err != nil { // download file if it is not downloaded by other test
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dest := filepath.Join(*testdataDir, fmt.Sprintf("minikube-%s-%s-latest-stable", runtime.GOOS, runtime.GOARCH))
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err := downloadMinikubeBinary(t, dest, "latest")
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if err != nil {
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// binary is needed for the test
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t.Fatalf("erorr downloading the latest minikube release %v", err)
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}
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}
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defer os.Remove(fname)
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mkCurrent := NewMinikubeRunner(t, p)
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defer mkCurrent.TearDown(t)
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mkRelease := NewMinikubeRunner(t, p)
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mkRelease.BinaryPath = fname
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// For full coverage: also test upgrading from oldest to newest supported k8s release
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stdout, stderr, err := mkRelease.Start(fmt.Sprintf("--kubernetes-version=%s", constants.OldestKubernetesVersion))
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if err != nil {
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t.Fatalf("TestVersionUpgrade minikube start failed : %v\nstdout: %s\nstderr: %s", err, stdout, stderr)
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}
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mkRelease.CheckStatus(state.Running.String())
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mkRelease.RunCommand("stop", true)
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mkRelease.CheckStatus(state.Stopped.String())
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// Trim the leading "v" prefix to assert that we handle it properly.
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stdout, stderr, err = mkCurrent.Start(fmt.Sprintf("--kubernetes-version=%s", strings.TrimPrefix(constants.NewestKubernetesVersion, "v")))
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if err != nil {
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t.Fatalf("TestVersionUpgrade mkCurrent.Start start failed : %v\nstdout: %s\nstderr: %s", err, stdout, stderr)
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}
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mkCurrent.CheckStatus(state.Running.String())
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}
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