mirror of
https://github.com/optim-enterprises-bv/kubernetes.git
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1674 lines
51 KiB
Go
1674 lines
51 KiB
Go
/*
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Copyright 2017 The Kubernetes Authors.
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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 csi
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import (
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"fmt"
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"math/rand"
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"os"
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"path"
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"path/filepath"
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"testing"
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api "k8s.io/api/core/v1"
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meta "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/types"
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"k8s.io/apimachinery/pkg/util/wait"
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utilfeature "k8s.io/apiserver/pkg/util/feature"
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"k8s.io/client-go/informers"
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fakeclient "k8s.io/client-go/kubernetes/fake"
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utiltesting "k8s.io/client-go/util/testing"
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featuregatetesting "k8s.io/component-base/featuregate/testing"
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"k8s.io/kubernetes/pkg/features"
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"k8s.io/kubernetes/pkg/volume"
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volumetest "k8s.io/kubernetes/pkg/volume/testing"
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)
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// create a plugin mgr to load plugins and setup a fake client
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func newTestPlugin(t *testing.T, client *fakeclient.Clientset) (*csiPlugin, string) {
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tmpDir, err := utiltesting.MkTmpdir("csi-test")
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if err != nil {
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t.Fatalf("can't create temp dir: %v", err)
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}
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if client == nil {
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client = fakeclient.NewSimpleClientset()
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}
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// Start informer for CSIDrivers.
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factory := informers.NewSharedInformerFactory(client, CsiResyncPeriod)
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csiDriverInformer := factory.Storage().V1beta1().CSIDrivers()
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csiDriverLister := csiDriverInformer.Lister()
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go factory.Start(wait.NeverStop)
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host := volumetest.NewFakeVolumeHostWithCSINodeName(
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tmpDir,
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client,
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nil,
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"fakeNode",
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csiDriverLister,
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)
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plugMgr := &volume.VolumePluginMgr{}
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plugMgr.InitPlugins(ProbeVolumePlugins(), nil /* prober */, host)
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plug, err := plugMgr.FindPluginByName(CSIPluginName)
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if err != nil {
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t.Fatalf("can't find plugin %v", CSIPluginName)
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}
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csiPlug, ok := plug.(*csiPlugin)
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if !ok {
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t.Fatalf("cannot assert plugin to be type csiPlugin")
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}
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if utilfeature.DefaultFeatureGate.Enabled(features.CSIDriverRegistry) {
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// Wait until the informer in CSI volume plugin has all CSIDrivers.
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wait.PollImmediate(TestInformerSyncPeriod, TestInformerSyncTimeout, func() (bool, error) {
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return csiDriverInformer.Informer().HasSynced(), nil
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})
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}
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return csiPlug, tmpDir
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}
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func registerFakePlugin(pluginName, endpoint string, versions []string, t *testing.T) {
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highestSupportedVersions, err := highestSupportedVersion(versions)
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if err != nil {
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t.Fatalf("unexpected error parsing versions (%v) for pluginName %q endpoint %q: %#v", versions, pluginName, endpoint, err)
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}
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csiDrivers.Clear()
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csiDrivers.Set(pluginName, Driver{
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endpoint: endpoint,
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highestSupportedVersion: highestSupportedVersions,
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})
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}
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func TestPluginGetPluginName(t *testing.T) {
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defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.CSIBlockVolume, true)()
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plug, tmpDir := newTestPlugin(t, nil)
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defer os.RemoveAll(tmpDir)
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if plug.GetPluginName() != "kubernetes.io/csi" {
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t.Errorf("unexpected plugin name %v", plug.GetPluginName())
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}
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}
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func TestPluginGetVolumeName(t *testing.T) {
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defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.CSIBlockVolume, true)()
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plug, tmpDir := newTestPlugin(t, nil)
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defer os.RemoveAll(tmpDir)
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testCases := []struct {
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name string
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driverName string
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volName string
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spec *volume.Spec
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shouldFail bool
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}{
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{
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name: "alphanum names",
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driverName: "testdr",
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volName: "testvol",
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spec: volume.NewSpecFromPersistentVolume(makeTestPV("test-pv", 10, "testdr", "testvol"), false),
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},
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{
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name: "mixchar driver",
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driverName: "test.dr.cc",
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volName: "testvol",
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spec: volume.NewSpecFromPersistentVolume(makeTestPV("test-pv", 10, "test.dr.cc", "testvol"), false),
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},
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{
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name: "mixchar volume",
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driverName: "testdr",
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volName: "test-vol-name",
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spec: volume.NewSpecFromPersistentVolume(makeTestPV("test-pv", 10, "testdr", "test-vol-name"), false),
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},
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{
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name: "mixchars all",
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driverName: "test-driver",
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volName: "test.vol.name",
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spec: volume.NewSpecFromPersistentVolume(makeTestPV("test-pv", 10, "test-driver", "test.vol.name"), false),
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},
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{
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name: "volume source with mixchars all",
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driverName: "test-driver",
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volName: "test.vol.name",
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spec: volume.NewSpecFromVolume(makeTestVol("test-pv", "test-driver")),
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shouldFail: true, // csi inline feature off
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},
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{
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name: "missing spec",
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shouldFail: true,
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},
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}
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for _, tc := range testCases {
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t.Logf("testing: %s", tc.name)
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registerFakePlugin(tc.driverName, "endpoint", []string{"0.3.0"}, t)
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name, err := plug.GetVolumeName(tc.spec)
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if tc.shouldFail != (err != nil) {
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t.Fatal("shouldFail does match expected error")
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}
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if tc.shouldFail && err != nil {
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t.Log(err)
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continue
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}
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if name != fmt.Sprintf("%s%s%s", tc.driverName, volNameSep, tc.volName) {
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t.Errorf("unexpected volume name %s", name)
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}
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}
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}
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func TestPluginGetVolumeNameWithInline(t *testing.T) {
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defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.CSIBlockVolume, true)()
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defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.CSIInlineVolume, true)()
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plug, tmpDir := newTestPlugin(t, nil)
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defer os.RemoveAll(tmpDir)
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testCases := []struct {
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name string
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driverName string
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volName string
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shouldFail bool
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spec *volume.Spec
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}{
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{
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name: "missing spec",
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shouldFail: true,
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},
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{
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name: "alphanum names for pv",
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driverName: "testdr",
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volName: "testvol",
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spec: volume.NewSpecFromPersistentVolume(makeTestPV("test-pv", 10, "testdr", "testvol"), false),
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},
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{
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name: "alphanum names for vol source",
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driverName: "testdr",
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volName: "testvol",
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spec: volume.NewSpecFromVolume(makeTestVol("test-pv", "testdr")),
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shouldFail: true,
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},
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}
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for _, tc := range testCases {
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t.Logf("testing: %s", tc.name)
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registerFakePlugin(tc.driverName, "endpoint", []string{"0.3.0"}, t)
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name, err := plug.GetVolumeName(tc.spec)
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if tc.shouldFail != (err != nil) {
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t.Fatal("shouldFail does match expected error")
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}
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if tc.shouldFail && err != nil {
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t.Log(err)
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continue
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}
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if name != fmt.Sprintf("%s%s%s", tc.driverName, volNameSep, tc.volName) {
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t.Errorf("unexpected volume name %s", name)
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}
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}
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}
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func TestPluginCanSupport(t *testing.T) {
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defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.CSIBlockVolume, true)()
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tests := []struct {
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name string
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spec *volume.Spec
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canSupport bool
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}{
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{
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name: "no spec provided",
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canSupport: false,
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},
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{
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name: "can support volume source",
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spec: volume.NewSpecFromVolume(makeTestVol("test-vol", testDriver)),
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canSupport: false, // csi inline not enabled
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},
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{
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name: "can support persistent volume source",
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spec: volume.NewSpecFromPersistentVolume(makeTestPV("test-pv", 20, testDriver, testVol), true),
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canSupport: true,
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},
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}
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plug, tmpDir := newTestPlugin(t, nil)
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defer os.RemoveAll(tmpDir)
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registerFakePlugin(testDriver, "endpoint", []string{"1.0.0"}, t)
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for _, tc := range tests {
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t.Run(tc.name, func(t *testing.T) {
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actual := plug.CanSupport(tc.spec)
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if tc.canSupport != actual {
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t.Errorf("expecting canSupport %t, got %t", tc.canSupport, actual)
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}
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})
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}
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}
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func TestPluginCanSupportWithInline(t *testing.T) {
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defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.CSIBlockVolume, true)()
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defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.CSIInlineVolume, true)()
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tests := []struct {
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name string
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spec *volume.Spec
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canSupport bool
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}{
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{
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name: "no spec provided",
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canSupport: false,
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},
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{
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name: "can support volume source",
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spec: volume.NewSpecFromVolume(makeTestVol("test-vol", testDriver)),
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canSupport: true,
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},
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{
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name: "can support persistent volume source",
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spec: volume.NewSpecFromPersistentVolume(makeTestPV("test-pv", 20, testDriver, testVol), true),
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canSupport: true,
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},
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}
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plug, tmpDir := newTestPlugin(t, nil)
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defer os.RemoveAll(tmpDir)
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registerFakePlugin(testDriver, "endpoint", []string{"1.0.0"}, t)
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for _, tc := range tests {
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t.Run(tc.name, func(t *testing.T) {
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actual := plug.CanSupport(tc.spec)
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if tc.canSupport != actual {
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t.Errorf("expecting canSupport %t, got %t", tc.canSupport, actual)
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}
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})
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}
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}
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func TestPluginConstructVolumeSpec(t *testing.T) {
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defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.CSIBlockVolume, true)()
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plug, tmpDir := newTestPlugin(t, nil)
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defer os.RemoveAll(tmpDir)
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testCases := []struct {
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name string
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originSpec *volume.Spec
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specVolID string
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volHandle string
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podUID types.UID
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shouldFail bool
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}{
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{
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name: "construct spec1 from original persistent spec",
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specVolID: "test.vol.id",
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volHandle: "testvol-handle1",
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originSpec: volume.NewSpecFromPersistentVolume(makeTestPV("test.vol.id", 20, testDriver, "testvol-handle1"), true),
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podUID: types.UID(fmt.Sprintf("%08X", rand.Uint64())),
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},
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{
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name: "construct spec2 from original persistent spec",
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specVolID: "spec2",
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volHandle: "handle2",
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originSpec: volume.NewSpecFromPersistentVolume(makeTestPV("spec2", 20, testDriver, "handle2"), true),
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podUID: types.UID(fmt.Sprintf("%08X", rand.Uint64())),
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},
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{
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name: "construct spec from original volume spec",
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specVolID: "volspec",
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originSpec: volume.NewSpecFromVolume(makeTestVol("spec2", testDriver)),
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podUID: types.UID(fmt.Sprintf("%08X", rand.Uint64())),
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shouldFail: true, // csi inline off
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},
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}
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registerFakePlugin(testDriver, "endpoint", []string{"1.0.0"}, t)
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for _, tc := range testCases {
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t.Run(tc.name, func(t *testing.T) {
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mounter, err := plug.NewMounter(
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tc.originSpec,
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&api.Pod{ObjectMeta: meta.ObjectMeta{UID: tc.podUID, Namespace: testns}},
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volume.VolumeOptions{},
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)
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if tc.shouldFail && err != nil {
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t.Log(err)
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return
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}
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if !tc.shouldFail && err != nil {
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t.Fatal(err)
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}
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if mounter == nil {
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t.Fatal("failed to create CSI mounter")
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}
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csiMounter := mounter.(*csiMountMgr)
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// rebuild spec
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spec, err := plug.ConstructVolumeSpec("test-pv", path.Dir(csiMounter.GetPath()))
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if err != nil {
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t.Fatal(err)
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}
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if spec == nil {
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t.Fatal("nil volume.Spec constructed")
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}
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// inspect spec
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if spec.PersistentVolume == nil || spec.PersistentVolume.Spec.CSI == nil {
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t.Fatal("CSIPersistentVolume not found in constructed spec ")
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}
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volHandle := spec.PersistentVolume.Spec.CSI.VolumeHandle
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if volHandle != tc.originSpec.PersistentVolume.Spec.CSI.VolumeHandle {
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t.Error("unexpected volumeHandle constructed:", volHandle)
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}
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driverName := spec.PersistentVolume.Spec.CSI.Driver
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if driverName != tc.originSpec.PersistentVolume.Spec.CSI.Driver {
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t.Error("unexpected driverName constructed:", driverName)
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}
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if spec.PersistentVolume.Spec.VolumeMode == nil {
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t.Fatalf("Volume mode has not been set.")
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}
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if *spec.PersistentVolume.Spec.VolumeMode != api.PersistentVolumeFilesystem {
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t.Errorf("Unexpected volume mode %q", *spec.PersistentVolume.Spec.VolumeMode)
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}
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if spec.Name() != tc.specVolID {
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t.Errorf("Unexpected spec name constructed %s", spec.Name())
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}
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})
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}
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}
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func TestPluginConstructVolumeSpecWithInline(t *testing.T) {
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defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.CSIBlockVolume, true)()
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defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.CSIInlineVolume, true)()
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plug, tmpDir := newTestPlugin(t, nil)
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defer os.RemoveAll(tmpDir)
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testCases := []struct {
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name string
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originSpec *volume.Spec
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specVolID string
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volHandle string
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podUID types.UID
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shouldFail bool
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}{
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{
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name: "construct spec1 from persistent spec",
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specVolID: "test.vol.id",
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volHandle: "testvol-handle1",
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originSpec: volume.NewSpecFromPersistentVolume(makeTestPV("test.vol.id", 20, testDriver, "testvol-handle1"), true),
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podUID: types.UID(fmt.Sprintf("%08X", rand.Uint64())),
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},
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{
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name: "construct spec2 from persistent spec",
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specVolID: "spec2",
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volHandle: "handle2",
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originSpec: volume.NewSpecFromPersistentVolume(makeTestPV("spec2", 20, testDriver, "handle2"), true),
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podUID: types.UID(fmt.Sprintf("%08X", rand.Uint64())),
|
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},
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{
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name: "construct spec from volume spec",
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specVolID: "volspec",
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originSpec: volume.NewSpecFromVolume(makeTestVol("volspec", testDriver)),
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podUID: types.UID(fmt.Sprintf("%08X", rand.Uint64())),
|
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},
|
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{
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name: "construct spec from volume spec2",
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specVolID: "volspec2",
|
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originSpec: volume.NewSpecFromVolume(makeTestVol("volspec2", testDriver)),
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podUID: types.UID(fmt.Sprintf("%08X", rand.Uint64())),
|
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},
|
|
{
|
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name: "missing spec",
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podUID: types.UID(fmt.Sprintf("%08X", rand.Uint64())),
|
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shouldFail: true,
|
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},
|
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}
|
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|
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registerFakePlugin(testDriver, "endpoint", []string{"1.0.0"}, t)
|
|
|
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for _, tc := range testCases {
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t.Run(tc.name, func(t *testing.T) {
|
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mounter, err := plug.NewMounter(
|
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tc.originSpec,
|
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&api.Pod{ObjectMeta: meta.ObjectMeta{UID: tc.podUID, Namespace: testns}},
|
|
volume.VolumeOptions{},
|
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)
|
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if tc.shouldFail && err != nil {
|
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t.Log(err)
|
|
return
|
|
}
|
|
if !tc.shouldFail && err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if mounter == nil {
|
|
t.Fatal("failed to create CSI mounter")
|
|
}
|
|
csiMounter := mounter.(*csiMountMgr)
|
|
|
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// rebuild spec
|
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spec, err := plug.ConstructVolumeSpec("test-pv", path.Dir(csiMounter.GetPath()))
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if spec == nil {
|
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t.Fatal("nil volume.Spec constructed")
|
|
}
|
|
|
|
if spec.Name() != tc.specVolID {
|
|
t.Errorf("unexpected spec name constructed volume.Spec: %s", spec.Name())
|
|
}
|
|
|
|
switch {
|
|
case spec.Volume != nil:
|
|
if spec.Volume.CSI == nil {
|
|
t.Error("missing CSIVolumeSource in constructed volume.Spec")
|
|
}
|
|
if spec.Volume.CSI.Driver != tc.originSpec.Volume.CSI.Driver {
|
|
t.Error("unexpected driver in constructed volume source:", spec.Volume.CSI.Driver)
|
|
}
|
|
|
|
case spec.PersistentVolume != nil:
|
|
if spec.PersistentVolume.Spec.CSI == nil {
|
|
t.Fatal("missing CSIPersistentVolumeSource in constructed volume.spec")
|
|
}
|
|
volHandle := spec.PersistentVolume.Spec.CSI.VolumeHandle
|
|
if volHandle != tc.originSpec.PersistentVolume.Spec.CSI.VolumeHandle {
|
|
t.Error("unexpected volumeHandle constructed in persistent volume source:", volHandle)
|
|
}
|
|
driverName := spec.PersistentVolume.Spec.CSI.Driver
|
|
if driverName != tc.originSpec.PersistentVolume.Spec.CSI.Driver {
|
|
t.Error("unexpected driverName constructed in persistent volume source:", driverName)
|
|
}
|
|
if spec.PersistentVolume.Spec.VolumeMode == nil {
|
|
t.Fatalf("Volume mode has not been set.")
|
|
}
|
|
if *spec.PersistentVolume.Spec.VolumeMode != api.PersistentVolumeFilesystem {
|
|
t.Errorf("Unexpected volume mode %q", *spec.PersistentVolume.Spec.VolumeMode)
|
|
}
|
|
default:
|
|
t.Fatal("invalid volume.Spec constructed")
|
|
}
|
|
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestPluginNewMounter(t *testing.T) {
|
|
defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.CSIBlockVolume, true)()
|
|
|
|
tests := []struct {
|
|
name string
|
|
spec *volume.Spec
|
|
podUID types.UID
|
|
namespace string
|
|
csiVolumeMode csiVolumeMode
|
|
shouldFail bool
|
|
}{
|
|
{
|
|
name: "mounter from persistent volume source",
|
|
spec: volume.NewSpecFromPersistentVolume(makeTestPV("test-pv1", 20, testDriver, testVol), true),
|
|
podUID: types.UID(fmt.Sprintf("%08X", rand.Uint64())),
|
|
namespace: "test-ns1",
|
|
csiVolumeMode: persistentVolumeMode,
|
|
},
|
|
{
|
|
name: "mounter from volume source",
|
|
spec: volume.NewSpecFromVolume(makeTestVol("test-vol1", testDriver)),
|
|
podUID: types.UID(fmt.Sprintf("%08X", rand.Uint64())),
|
|
namespace: "test-ns2",
|
|
csiVolumeMode: ephemeralVolumeMode,
|
|
shouldFail: true, // csi inline not enabled
|
|
},
|
|
{
|
|
name: "mounter from no spec provided",
|
|
shouldFail: true,
|
|
},
|
|
}
|
|
|
|
for _, test := range tests {
|
|
t.Run(test.name, func(t *testing.T) {
|
|
plug, tmpDir := newTestPlugin(t, nil)
|
|
defer os.RemoveAll(tmpDir)
|
|
|
|
registerFakePlugin(testDriver, "endpoint", []string{"1.2.0"}, t)
|
|
mounter, err := plug.NewMounter(
|
|
test.spec,
|
|
&api.Pod{ObjectMeta: meta.ObjectMeta{UID: test.podUID, Namespace: test.namespace}},
|
|
volume.VolumeOptions{},
|
|
)
|
|
if test.shouldFail != (err != nil) {
|
|
t.Fatal("Unexpected error:", err)
|
|
}
|
|
if test.shouldFail && err != nil {
|
|
t.Log(err)
|
|
return
|
|
}
|
|
|
|
if mounter == nil {
|
|
t.Fatal("failed to create CSI mounter")
|
|
}
|
|
csiMounter := mounter.(*csiMountMgr)
|
|
|
|
// validate mounter fields
|
|
if string(csiMounter.driverName) != testDriver {
|
|
t.Error("mounter driver name not set")
|
|
}
|
|
if csiMounter.volumeID == "" {
|
|
t.Error("mounter volume id not set")
|
|
}
|
|
if csiMounter.pod == nil {
|
|
t.Error("mounter pod not set")
|
|
}
|
|
if string(csiMounter.podUID) != string(test.podUID) {
|
|
t.Error("mounter podUID not set")
|
|
}
|
|
csiClient, err := csiMounter.csiClientGetter.Get()
|
|
if csiClient == nil {
|
|
t.Error("mounter csiClient is nil")
|
|
}
|
|
if csiMounter.csiVolumeMode != test.csiVolumeMode {
|
|
t.Error("unexpected driver mode:", csiMounter.csiVolumeMode)
|
|
}
|
|
|
|
// ensure data file is created
|
|
dataDir := path.Dir(mounter.GetPath())
|
|
dataFile := filepath.Join(dataDir, volDataFileName)
|
|
if _, err := os.Stat(dataFile); err != nil {
|
|
if os.IsNotExist(err) {
|
|
t.Errorf("data file not created %s", dataFile)
|
|
} else {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
data, err := loadVolumeData(dataDir, volDataFileName)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if data[volDataKey.specVolID] != csiMounter.spec.Name() {
|
|
t.Error("volume data file unexpected specVolID:", data[volDataKey.specVolID])
|
|
}
|
|
if data[volDataKey.volHandle] != csiMounter.volumeID {
|
|
t.Error("volume data file unexpected volHandle:", data[volDataKey.volHandle])
|
|
}
|
|
if data[volDataKey.driverName] != string(csiMounter.driverName) {
|
|
t.Error("volume data file unexpected driverName:", data[volDataKey.driverName])
|
|
}
|
|
if data[volDataKey.nodeName] != string(csiMounter.plugin.host.GetNodeName()) {
|
|
t.Error("volume data file unexpected nodeName:", data[volDataKey.nodeName])
|
|
}
|
|
if data[volDataKey.csiVolumeMode] != string(test.csiVolumeMode) {
|
|
t.Error("volume data file unexpected csiVolumeMode:", data[volDataKey.csiVolumeMode])
|
|
}
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestPluginNewMounterWithInline(t *testing.T) {
|
|
defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.CSIBlockVolume, true)()
|
|
defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.CSIInlineVolume, true)()
|
|
tests := []struct {
|
|
name string
|
|
spec *volume.Spec
|
|
podUID types.UID
|
|
namespace string
|
|
csiVolumeMode csiVolumeMode
|
|
shouldFail bool
|
|
}{
|
|
{
|
|
name: "mounter with missing spec",
|
|
shouldFail: true,
|
|
},
|
|
{
|
|
name: "mounter with spec with both volSrc and pvSrc",
|
|
spec: &volume.Spec{
|
|
Volume: makeTestVol("test-vol1", testDriver),
|
|
PersistentVolume: makeTestPV("test-pv1", 20, testDriver, testVol),
|
|
ReadOnly: true,
|
|
},
|
|
shouldFail: true,
|
|
},
|
|
{
|
|
name: "mounter with persistent volume source",
|
|
spec: volume.NewSpecFromPersistentVolume(makeTestPV("test-pv1", 20, testDriver, testVol), true),
|
|
podUID: types.UID(fmt.Sprintf("%08X", rand.Uint64())),
|
|
namespace: "test-ns1",
|
|
csiVolumeMode: persistentVolumeMode,
|
|
},
|
|
{
|
|
name: "mounter with volume source",
|
|
spec: volume.NewSpecFromVolume(makeTestVol("test-vol1", testDriver)),
|
|
podUID: types.UID(fmt.Sprintf("%08X", rand.Uint64())),
|
|
namespace: "test-ns2",
|
|
csiVolumeMode: ephemeralVolumeMode,
|
|
},
|
|
}
|
|
|
|
for _, test := range tests {
|
|
t.Run(test.name, func(t *testing.T) {
|
|
plug, tmpDir := newTestPlugin(t, nil)
|
|
defer os.RemoveAll(tmpDir)
|
|
|
|
registerFakePlugin(testDriver, "endpoint", []string{"1.2.0"}, t)
|
|
mounter, err := plug.NewMounter(
|
|
test.spec,
|
|
&api.Pod{ObjectMeta: meta.ObjectMeta{UID: test.podUID, Namespace: test.namespace}},
|
|
volume.VolumeOptions{},
|
|
)
|
|
if test.shouldFail != (err != nil) {
|
|
t.Fatal("Unexpected error:", err)
|
|
}
|
|
if test.shouldFail && err != nil {
|
|
t.Log(err)
|
|
return
|
|
}
|
|
|
|
if mounter == nil {
|
|
t.Fatal("failed to create CSI mounter")
|
|
}
|
|
csiMounter := mounter.(*csiMountMgr)
|
|
|
|
// validate mounter fields
|
|
if string(csiMounter.driverName) != testDriver {
|
|
t.Error("mounter driver name not set")
|
|
}
|
|
if csiMounter.volumeID == "" {
|
|
t.Error("mounter volume id not set")
|
|
}
|
|
if csiMounter.pod == nil {
|
|
t.Error("mounter pod not set")
|
|
}
|
|
if string(csiMounter.podUID) != string(test.podUID) {
|
|
t.Error("mounter podUID not set")
|
|
}
|
|
csiClient, err := csiMounter.csiClientGetter.Get()
|
|
if csiClient == nil {
|
|
t.Error("mounter csiClient is nil")
|
|
}
|
|
if csiMounter.csiVolumeMode != test.csiVolumeMode {
|
|
t.Error("unexpected driver mode:", csiMounter.csiVolumeMode)
|
|
}
|
|
|
|
// ensure data file is created
|
|
dataDir := path.Dir(mounter.GetPath())
|
|
dataFile := filepath.Join(dataDir, volDataFileName)
|
|
if _, err := os.Stat(dataFile); err != nil {
|
|
if os.IsNotExist(err) {
|
|
t.Errorf("data file not created %s", dataFile)
|
|
} else {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
data, err := loadVolumeData(dataDir, volDataFileName)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if data[volDataKey.specVolID] != csiMounter.spec.Name() {
|
|
t.Error("volume data file unexpected specVolID:", data[volDataKey.specVolID])
|
|
}
|
|
if data[volDataKey.volHandle] != csiMounter.volumeID {
|
|
t.Error("volume data file unexpected volHandle:", data[volDataKey.volHandle])
|
|
}
|
|
if data[volDataKey.driverName] != string(csiMounter.driverName) {
|
|
t.Error("volume data file unexpected driverName:", data[volDataKey.driverName])
|
|
}
|
|
if data[volDataKey.nodeName] != string(csiMounter.plugin.host.GetNodeName()) {
|
|
t.Error("volume data file unexpected nodeName:", data[volDataKey.nodeName])
|
|
}
|
|
if data[volDataKey.csiVolumeMode] != string(csiMounter.csiVolumeMode) {
|
|
t.Error("volume data file unexpected csiVolumeMode:", data[volDataKey.csiVolumeMode])
|
|
}
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestPluginNewUnmounter(t *testing.T) {
|
|
defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.CSIBlockVolume, true)()
|
|
|
|
plug, tmpDir := newTestPlugin(t, nil)
|
|
defer os.RemoveAll(tmpDir)
|
|
|
|
registerFakePlugin(testDriver, "endpoint", []string{"1.0.0"}, t)
|
|
pv := makeTestPV("test-pv", 10, testDriver, testVol)
|
|
|
|
// save the data file to re-create client
|
|
dir := filepath.Join(getTargetPath(testPodUID, pv.ObjectMeta.Name, plug.host), "/mount")
|
|
if err := os.MkdirAll(dir, 0755); err != nil && !os.IsNotExist(err) {
|
|
t.Errorf("failed to create dir [%s]: %v", dir, err)
|
|
}
|
|
|
|
if err := saveVolumeData(
|
|
path.Dir(dir),
|
|
volDataFileName,
|
|
map[string]string{
|
|
volDataKey.specVolID: pv.ObjectMeta.Name,
|
|
volDataKey.driverName: testDriver,
|
|
volDataKey.volHandle: testVol,
|
|
},
|
|
); err != nil {
|
|
t.Fatalf("failed to save volume data: %v", err)
|
|
}
|
|
|
|
// test unmounter
|
|
unmounter, err := plug.NewUnmounter(pv.ObjectMeta.Name, testPodUID)
|
|
csiUnmounter := unmounter.(*csiMountMgr)
|
|
|
|
if err != nil {
|
|
t.Fatalf("Failed to make a new Unmounter: %v", err)
|
|
}
|
|
|
|
if csiUnmounter == nil {
|
|
t.Fatal("failed to create CSI Unmounter")
|
|
}
|
|
|
|
if csiUnmounter.podUID != testPodUID {
|
|
t.Error("podUID not set")
|
|
}
|
|
|
|
csiClient, err := csiUnmounter.csiClientGetter.Get()
|
|
if csiClient == nil {
|
|
t.Error("mounter csiClient is nil")
|
|
}
|
|
}
|
|
|
|
func TestPluginNewAttacher(t *testing.T) {
|
|
defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.CSIBlockVolume, true)()
|
|
|
|
plug, tmpDir := newTestPlugin(t, nil)
|
|
defer os.RemoveAll(tmpDir)
|
|
|
|
attacher, err := plug.NewAttacher()
|
|
if err != nil {
|
|
t.Fatalf("failed to create new attacher: %v", err)
|
|
}
|
|
|
|
csiAttacher := attacher.(*csiAttacher)
|
|
if csiAttacher.plugin == nil {
|
|
t.Error("plugin not set for attacher")
|
|
}
|
|
if csiAttacher.k8s == nil {
|
|
t.Error("Kubernetes client not set for attacher")
|
|
}
|
|
}
|
|
|
|
func TestPluginNewDetacher(t *testing.T) {
|
|
defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.CSIBlockVolume, true)()
|
|
|
|
plug, tmpDir := newTestPlugin(t, nil)
|
|
defer os.RemoveAll(tmpDir)
|
|
|
|
detacher, err := plug.NewDetacher()
|
|
if err != nil {
|
|
t.Fatalf("failed to create new detacher: %v", err)
|
|
}
|
|
|
|
csiDetacher := detacher.(*csiAttacher)
|
|
if csiDetacher.plugin == nil {
|
|
t.Error("plugin not set for detacher")
|
|
}
|
|
if csiDetacher.k8s == nil {
|
|
t.Error("Kubernetes client not set for detacher")
|
|
}
|
|
}
|
|
|
|
func TestPluginCanAttach(t *testing.T) {
|
|
defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.CSIDriverRegistry, true)()
|
|
defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.CSIInlineVolume, true)()
|
|
tests := []struct {
|
|
name string
|
|
driverName string
|
|
spec *volume.Spec
|
|
canAttach bool
|
|
shouldFail bool
|
|
}{
|
|
{
|
|
name: "non-attachable inline",
|
|
driverName: "attachable-inline",
|
|
spec: volume.NewSpecFromVolume(makeTestVol("test-vol", "attachable-inline")),
|
|
canAttach: false,
|
|
},
|
|
{
|
|
name: "attachable PV",
|
|
driverName: "attachable-pv",
|
|
spec: volume.NewSpecFromPersistentVolume(makeTestPV("test-vol", 20, "attachable-pv", testVol), true),
|
|
canAttach: true,
|
|
},
|
|
{
|
|
name: "incomplete spec",
|
|
driverName: "attachable-pv",
|
|
spec: &volume.Spec{ReadOnly: true},
|
|
canAttach: false,
|
|
shouldFail: true,
|
|
},
|
|
{
|
|
name: "nil spec",
|
|
driverName: "attachable-pv",
|
|
canAttach: false,
|
|
shouldFail: true,
|
|
},
|
|
}
|
|
|
|
for _, test := range tests {
|
|
csiDriver := getTestCSIDriver(test.driverName, nil, &test.canAttach)
|
|
t.Run(test.name, func(t *testing.T) {
|
|
fakeCSIClient := fakeclient.NewSimpleClientset(csiDriver)
|
|
plug, tmpDir := newTestPlugin(t, fakeCSIClient)
|
|
defer os.RemoveAll(tmpDir)
|
|
|
|
pluginCanAttach, err := plug.CanAttach(test.spec)
|
|
if err != nil && !test.shouldFail {
|
|
t.Fatalf("unexected plugin.CanAttach error: %s", err)
|
|
}
|
|
if pluginCanAttach != test.canAttach {
|
|
t.Fatalf("expecting plugin.CanAttach %t got %t", test.canAttach, pluginCanAttach)
|
|
}
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestPluginFindAttachablePlugin(t *testing.T) {
|
|
defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.CSIInlineVolume, true)()
|
|
tests := []struct {
|
|
name string
|
|
driverName string
|
|
spec *volume.Spec
|
|
canAttach bool
|
|
shouldFail bool
|
|
}{
|
|
{
|
|
name: "non-attachable inline",
|
|
driverName: "attachable-inline",
|
|
spec: volume.NewSpecFromVolume(makeTestVol("test-vol", "attachable-inline")),
|
|
canAttach: false,
|
|
},
|
|
{
|
|
name: "attachable PV",
|
|
driverName: "attachable-pv",
|
|
spec: volume.NewSpecFromPersistentVolume(makeTestPV("test-vol", 20, "attachable-pv", testVol), true),
|
|
canAttach: true,
|
|
},
|
|
{
|
|
name: "incomplete spec",
|
|
driverName: "attachable-pv",
|
|
spec: &volume.Spec{ReadOnly: true},
|
|
canAttach: false,
|
|
shouldFail: true,
|
|
},
|
|
{
|
|
name: "nil spec",
|
|
driverName: "attachable-pv",
|
|
canAttach: false,
|
|
shouldFail: true,
|
|
},
|
|
}
|
|
|
|
for _, test := range tests {
|
|
t.Run(test.name, func(t *testing.T) {
|
|
tmpDir, err := utiltesting.MkTmpdir("csi-test")
|
|
if err != nil {
|
|
t.Fatalf("can't create temp dir: %v", err)
|
|
}
|
|
defer os.RemoveAll(tmpDir)
|
|
|
|
client := fakeclient.NewSimpleClientset(getTestCSIDriver(test.driverName, nil, &test.canAttach))
|
|
factory := informers.NewSharedInformerFactory(client, CsiResyncPeriod)
|
|
host := volumetest.NewFakeVolumeHostWithCSINodeName(
|
|
tmpDir,
|
|
client,
|
|
nil,
|
|
"fakeNode",
|
|
factory.Storage().V1beta1().CSIDrivers().Lister(),
|
|
)
|
|
|
|
plugMgr := &volume.VolumePluginMgr{}
|
|
plugMgr.InitPlugins(ProbeVolumePlugins(), nil /* prober */, host)
|
|
|
|
plugin, err := plugMgr.FindAttachablePluginBySpec(test.spec)
|
|
if err != nil && !test.shouldFail {
|
|
t.Fatalf("unexected error calling pluginMgr.FindAttachablePluginBySpec: %s", err)
|
|
}
|
|
if (plugin != nil) != test.canAttach {
|
|
t.Fatal("expecting attachable plugin, but got nil")
|
|
}
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestPluginCanDeviceMount(t *testing.T) {
|
|
defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.CSIInlineVolume, true)()
|
|
tests := []struct {
|
|
name string
|
|
driverName string
|
|
spec *volume.Spec
|
|
canDeviceMount bool
|
|
shouldFail bool
|
|
}{
|
|
{
|
|
name: "non device mountable inline",
|
|
driverName: "inline-driver",
|
|
spec: volume.NewSpecFromVolume(makeTestVol("test-vol", "inline-driver")),
|
|
canDeviceMount: false,
|
|
},
|
|
{
|
|
name: "device mountable PV",
|
|
driverName: "device-mountable-pv",
|
|
spec: volume.NewSpecFromPersistentVolume(makeTestPV("test-vol", 20, "device-mountable-pv", testVol), true),
|
|
canDeviceMount: true,
|
|
},
|
|
{
|
|
name: "incomplete spec",
|
|
driverName: "device-unmountable",
|
|
spec: &volume.Spec{ReadOnly: true},
|
|
canDeviceMount: false,
|
|
shouldFail: true,
|
|
},
|
|
{
|
|
name: "missing spec",
|
|
driverName: "device-unmountable",
|
|
canDeviceMount: false,
|
|
shouldFail: true,
|
|
},
|
|
}
|
|
|
|
for _, test := range tests {
|
|
t.Run(test.name, func(t *testing.T) {
|
|
plug, tmpDir := newTestPlugin(t, nil)
|
|
defer os.RemoveAll(tmpDir)
|
|
|
|
pluginCanDeviceMount, err := plug.CanDeviceMount(test.spec)
|
|
if err != nil && !test.shouldFail {
|
|
t.Fatalf("unexpected error in plug.CanDeviceMount: %s", err)
|
|
}
|
|
if pluginCanDeviceMount != test.canDeviceMount {
|
|
t.Fatalf("expecting plugin.CanAttach %t got %t", test.canDeviceMount, pluginCanDeviceMount)
|
|
}
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestPluginFindDeviceMountablePluginBySpec(t *testing.T) {
|
|
defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.CSIInlineVolume, true)()
|
|
tests := []struct {
|
|
name string
|
|
driverName string
|
|
spec *volume.Spec
|
|
canDeviceMount bool
|
|
shouldFail bool
|
|
}{
|
|
{
|
|
name: "non device mountable inline",
|
|
driverName: "inline-driver",
|
|
spec: volume.NewSpecFromVolume(makeTestVol("test-vol", "inline-driver")),
|
|
canDeviceMount: false,
|
|
},
|
|
{
|
|
name: "device mountable PV",
|
|
driverName: "device-mountable-pv",
|
|
spec: volume.NewSpecFromPersistentVolume(makeTestPV("test-vol", 20, "device-mountable-pv", testVol), true),
|
|
canDeviceMount: true,
|
|
},
|
|
{
|
|
name: "incomplete spec",
|
|
driverName: "device-unmountable",
|
|
spec: &volume.Spec{ReadOnly: true},
|
|
canDeviceMount: false,
|
|
shouldFail: true,
|
|
},
|
|
{
|
|
name: "missing spec",
|
|
driverName: "device-unmountable",
|
|
canDeviceMount: false,
|
|
shouldFail: true,
|
|
},
|
|
}
|
|
|
|
for _, test := range tests {
|
|
t.Run(test.name, func(t *testing.T) {
|
|
tmpDir, err := utiltesting.MkTmpdir("csi-test")
|
|
if err != nil {
|
|
t.Fatalf("can't create temp dir: %v", err)
|
|
}
|
|
defer os.RemoveAll(tmpDir)
|
|
|
|
client := fakeclient.NewSimpleClientset()
|
|
host := volumetest.NewFakeVolumeHost(tmpDir, client, nil)
|
|
plugMgr := &volume.VolumePluginMgr{}
|
|
plugMgr.InitPlugins(ProbeVolumePlugins(), nil /* prober */, host)
|
|
|
|
plug, err := plugMgr.FindDeviceMountablePluginBySpec(test.spec)
|
|
if err != nil && !test.shouldFail {
|
|
t.Fatalf("unexpected error in plugMgr.FindDeviceMountablePluginBySpec: %s", err)
|
|
}
|
|
if (plug != nil) != test.canDeviceMount {
|
|
t.Fatalf("expecting deviceMountablePlugin, but got nil")
|
|
}
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestPluginNewBlockMapper(t *testing.T) {
|
|
defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.CSIBlockVolume, true)()
|
|
|
|
plug, tmpDir := newTestPlugin(t, nil)
|
|
defer os.RemoveAll(tmpDir)
|
|
|
|
registerFakePlugin(testDriver, "endpoint", []string{"1.0.0"}, t)
|
|
pv := makeTestPV("test-block-pv", 10, testDriver, testVol)
|
|
mounter, err := plug.NewBlockVolumeMapper(
|
|
volume.NewSpecFromPersistentVolume(pv, pv.Spec.PersistentVolumeSource.CSI.ReadOnly),
|
|
&api.Pod{ObjectMeta: meta.ObjectMeta{UID: testPodUID, Namespace: testns}},
|
|
volume.VolumeOptions{},
|
|
)
|
|
if err != nil {
|
|
t.Fatalf("Failed to make a new BlockMapper: %v", err)
|
|
}
|
|
|
|
if mounter == nil {
|
|
t.Fatal("failed to create CSI BlockMapper, mapper is nill")
|
|
}
|
|
csiMapper := mounter.(*csiBlockMapper)
|
|
|
|
// validate mounter fields
|
|
if string(csiMapper.driverName) != testDriver {
|
|
t.Error("CSI block mapper missing driver name")
|
|
}
|
|
if csiMapper.volumeID != testVol {
|
|
t.Error("CSI block mapper missing volumeID")
|
|
}
|
|
|
|
if csiMapper.podUID == types.UID("") {
|
|
t.Error("CSI block mapper missing pod.UID")
|
|
}
|
|
csiClient, err := csiMapper.csiClientGetter.Get()
|
|
if csiClient == nil {
|
|
t.Error("mapper csiClient is nil")
|
|
}
|
|
|
|
// ensure data file is created
|
|
dataFile := getVolumeDeviceDataDir(csiMapper.spec.Name(), plug.host)
|
|
if _, err := os.Stat(dataFile); err != nil {
|
|
if os.IsNotExist(err) {
|
|
t.Errorf("data file not created %s", dataFile)
|
|
} else {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestPluginNewUnmapper(t *testing.T) {
|
|
defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.CSIBlockVolume, true)()
|
|
|
|
plug, tmpDir := newTestPlugin(t, nil)
|
|
defer os.RemoveAll(tmpDir)
|
|
|
|
registerFakePlugin(testDriver, "endpoint", []string{"1.0.0"}, t)
|
|
pv := makeTestPV("test-pv", 10, testDriver, testVol)
|
|
|
|
// save the data file to re-create client
|
|
dir := getVolumeDeviceDataDir(pv.ObjectMeta.Name, plug.host)
|
|
if err := os.MkdirAll(dir, 0755); err != nil && !os.IsNotExist(err) {
|
|
t.Errorf("failed to create dir [%s]: %v", dir, err)
|
|
}
|
|
|
|
if err := saveVolumeData(
|
|
dir,
|
|
volDataFileName,
|
|
map[string]string{
|
|
volDataKey.specVolID: pv.ObjectMeta.Name,
|
|
volDataKey.driverName: testDriver,
|
|
volDataKey.volHandle: testVol,
|
|
},
|
|
); err != nil {
|
|
t.Fatalf("failed to save volume data: %v", err)
|
|
}
|
|
|
|
// test unmounter
|
|
unmapper, err := plug.NewBlockVolumeUnmapper(pv.ObjectMeta.Name, testPodUID)
|
|
csiUnmapper := unmapper.(*csiBlockMapper)
|
|
|
|
if err != nil {
|
|
t.Fatalf("Failed to make a new Unmounter: %v", err)
|
|
}
|
|
|
|
if csiUnmapper == nil {
|
|
t.Fatal("failed to create CSI Unmounter")
|
|
}
|
|
|
|
if csiUnmapper.podUID != testPodUID {
|
|
t.Error("podUID not set")
|
|
}
|
|
|
|
if csiUnmapper.specName != pv.ObjectMeta.Name {
|
|
t.Error("specName not set")
|
|
}
|
|
|
|
csiClient, err := csiUnmapper.csiClientGetter.Get()
|
|
if csiClient == nil {
|
|
t.Error("unmapper csiClient is nil")
|
|
}
|
|
|
|
// test loaded vol data
|
|
if string(csiUnmapper.driverName) != testDriver {
|
|
t.Error("unmapper driverName not set")
|
|
}
|
|
if csiUnmapper.volumeID != testVol {
|
|
t.Error("unmapper volumeHandle not set")
|
|
}
|
|
}
|
|
|
|
func TestPluginConstructBlockVolumeSpec(t *testing.T) {
|
|
defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.CSIBlockVolume, true)()
|
|
|
|
plug, tmpDir := newTestPlugin(t, nil)
|
|
defer os.RemoveAll(tmpDir)
|
|
|
|
testCases := []struct {
|
|
name string
|
|
specVolID string
|
|
data map[string]string
|
|
shouldFail bool
|
|
}{
|
|
{
|
|
name: "valid spec name",
|
|
specVolID: "test.vol.id",
|
|
data: map[string]string{volDataKey.specVolID: "test.vol.id", volDataKey.volHandle: "test-vol0", volDataKey.driverName: "test-driver0"},
|
|
},
|
|
}
|
|
|
|
for _, tc := range testCases {
|
|
t.Logf("test case: %s", tc.name)
|
|
deviceDataDir := getVolumeDeviceDataDir(tc.specVolID, plug.host)
|
|
|
|
// create data file in csi plugin dir
|
|
if tc.data != nil {
|
|
if err := os.MkdirAll(deviceDataDir, 0755); err != nil && !os.IsNotExist(err) {
|
|
t.Errorf("failed to create dir [%s]: %v", deviceDataDir, err)
|
|
}
|
|
if err := saveVolumeData(deviceDataDir, volDataFileName, tc.data); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
|
|
// rebuild spec
|
|
spec, err := plug.ConstructBlockVolumeSpec("test-podUID", tc.specVolID, getVolumeDevicePluginDir(tc.specVolID, plug.host))
|
|
if tc.shouldFail {
|
|
if err == nil {
|
|
t.Fatal("expecting ConstructVolumeSpec to fail, but got nil error")
|
|
}
|
|
continue
|
|
}
|
|
|
|
if spec.PersistentVolume.Spec.VolumeMode == nil {
|
|
t.Fatalf("Volume mode has not been set.")
|
|
}
|
|
|
|
if *spec.PersistentVolume.Spec.VolumeMode != api.PersistentVolumeBlock {
|
|
t.Errorf("Unexpected volume mode %q", *spec.PersistentVolume.Spec.VolumeMode)
|
|
}
|
|
|
|
volHandle := spec.PersistentVolume.Spec.CSI.VolumeHandle
|
|
if volHandle != tc.data[volDataKey.volHandle] {
|
|
t.Errorf("expected volID %s, got volID %s", tc.data[volDataKey.volHandle], volHandle)
|
|
}
|
|
|
|
if spec.Name() != tc.specVolID {
|
|
t.Errorf("Unexpected spec name %s", spec.Name())
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestValidatePlugin(t *testing.T) {
|
|
testCases := []struct {
|
|
pluginName string
|
|
endpoint string
|
|
versions []string
|
|
foundInDeprecatedDir bool
|
|
shouldFail bool
|
|
}{
|
|
{
|
|
pluginName: "test.plugin",
|
|
endpoint: "/var/log/kubelet/plugins_registry/myplugin/csi.sock",
|
|
versions: []string{"v1.0.0"},
|
|
foundInDeprecatedDir: false,
|
|
shouldFail: false,
|
|
},
|
|
{
|
|
pluginName: "test.plugin",
|
|
endpoint: "/var/log/kubelet/plugins_registry/myplugin/csi.sock",
|
|
versions: []string{"0.3.0"},
|
|
foundInDeprecatedDir: false,
|
|
shouldFail: false,
|
|
},
|
|
{
|
|
pluginName: "test.plugin",
|
|
endpoint: "/var/log/kubelet/plugins_registry/myplugin/csi.sock",
|
|
versions: []string{"0.2.0"},
|
|
foundInDeprecatedDir: false,
|
|
shouldFail: false,
|
|
},
|
|
{
|
|
pluginName: "test.plugin",
|
|
endpoint: "/var/log/kubelet/plugins/myplugin/csi.sock",
|
|
versions: []string{"v1.0.0"},
|
|
foundInDeprecatedDir: true,
|
|
shouldFail: true,
|
|
},
|
|
{
|
|
pluginName: "test.plugin",
|
|
endpoint: "/var/log/kubelet/plugins/myplugin/csi.sock",
|
|
versions: []string{"v0.3.0"},
|
|
foundInDeprecatedDir: true,
|
|
shouldFail: false,
|
|
},
|
|
{
|
|
pluginName: "test.plugin",
|
|
endpoint: "/var/log/kubelet/plugins/myplugin/csi.sock",
|
|
versions: []string{"0.2.0"},
|
|
foundInDeprecatedDir: true,
|
|
shouldFail: false,
|
|
},
|
|
{
|
|
pluginName: "test.plugin",
|
|
endpoint: "/var/log/kubelet/plugins_registry/myplugin/csi.sock",
|
|
versions: []string{"0.2.0", "v0.3.0"},
|
|
foundInDeprecatedDir: false,
|
|
shouldFail: false,
|
|
},
|
|
{
|
|
pluginName: "test.plugin",
|
|
endpoint: "/var/log/kubelet/plugins/myplugin/csi.sock",
|
|
versions: []string{"0.2.0", "v0.3.0"},
|
|
foundInDeprecatedDir: true,
|
|
shouldFail: false,
|
|
},
|
|
{
|
|
pluginName: "test.plugin",
|
|
endpoint: "/var/log/kubelet/plugins_registry/myplugin/csi.sock",
|
|
versions: []string{"0.2.0", "v1.0.0"},
|
|
foundInDeprecatedDir: false,
|
|
shouldFail: false,
|
|
},
|
|
{
|
|
pluginName: "test.plugin",
|
|
endpoint: "/var/log/kubelet/plugins/myplugin/csi.sock",
|
|
versions: []string{"0.2.0", "v1.0.0"},
|
|
foundInDeprecatedDir: true,
|
|
shouldFail: false,
|
|
},
|
|
{
|
|
pluginName: "test.plugin",
|
|
endpoint: "/var/log/kubelet/plugins_registry/myplugin/csi.sock",
|
|
versions: []string{"0.2.0", "v1.2.3"},
|
|
foundInDeprecatedDir: false,
|
|
shouldFail: false,
|
|
},
|
|
{
|
|
pluginName: "test.plugin",
|
|
endpoint: "/var/log/kubelet/plugins/myplugin/csi.sock",
|
|
versions: []string{"0.2.0", "v1.2.3"},
|
|
foundInDeprecatedDir: true,
|
|
shouldFail: false,
|
|
},
|
|
{
|
|
pluginName: "test.plugin",
|
|
endpoint: "/var/log/kubelet/plugins_registry/myplugin/csi.sock",
|
|
versions: []string{"v1.2.3", "v0.3.0"},
|
|
foundInDeprecatedDir: false,
|
|
shouldFail: false,
|
|
},
|
|
{
|
|
pluginName: "test.plugin",
|
|
endpoint: "/var/log/kubelet/plugins/myplugin/csi.sock",
|
|
versions: []string{"v1.2.3", "v0.3.0"},
|
|
foundInDeprecatedDir: true,
|
|
shouldFail: false,
|
|
},
|
|
{
|
|
pluginName: "test.plugin",
|
|
endpoint: "/var/log/kubelet/plugins_registry/myplugin/csi.sock",
|
|
versions: []string{"v1.2.3", "v0.3.0", "2.0.1"},
|
|
foundInDeprecatedDir: false,
|
|
shouldFail: false,
|
|
},
|
|
{
|
|
pluginName: "test.plugin",
|
|
endpoint: "/var/log/kubelet/plugins/myplugin/csi.sock",
|
|
versions: []string{"v1.2.3", "v0.3.0", "2.0.1"},
|
|
foundInDeprecatedDir: true,
|
|
shouldFail: false,
|
|
},
|
|
{
|
|
pluginName: "test.plugin",
|
|
endpoint: "/var/log/kubelet/plugins/myplugin/csi.sock",
|
|
versions: []string{"v0.3.0", "2.0.1"},
|
|
foundInDeprecatedDir: true,
|
|
shouldFail: false,
|
|
},
|
|
{
|
|
pluginName: "test.plugin",
|
|
endpoint: "/var/log/kubelet/plugins_registry/myplugin/csi.sock",
|
|
versions: []string{"v1.2.3", "4.9.12", "v0.3.0", "2.0.1"},
|
|
foundInDeprecatedDir: false,
|
|
shouldFail: false,
|
|
},
|
|
{
|
|
pluginName: "test.plugin",
|
|
endpoint: "/var/log/kubelet/plugins/myplugin/csi.sock",
|
|
versions: []string{"v1.2.3", "4.9.12", "v0.3.0", "2.0.1"},
|
|
foundInDeprecatedDir: true,
|
|
shouldFail: false,
|
|
},
|
|
{
|
|
pluginName: "test.plugin",
|
|
endpoint: "/var/log/kubelet/plugins_registry/myplugin/csi.sock",
|
|
versions: []string{"v1.2.3", "boo", "v0.3.0", "2.0.1"},
|
|
foundInDeprecatedDir: false,
|
|
shouldFail: false,
|
|
},
|
|
{
|
|
pluginName: "test.plugin",
|
|
endpoint: "/var/log/kubelet/plugins/myplugin/csi.sock",
|
|
versions: []string{"v1.2.3", "boo", "v0.3.0", "2.0.1"},
|
|
foundInDeprecatedDir: true,
|
|
shouldFail: false,
|
|
},
|
|
{
|
|
pluginName: "test.plugin",
|
|
endpoint: "/var/log/kubelet/plugins_registry/myplugin/csi.sock",
|
|
versions: []string{"4.9.12", "2.0.1"},
|
|
foundInDeprecatedDir: false,
|
|
shouldFail: true,
|
|
},
|
|
{
|
|
pluginName: "test.plugin",
|
|
endpoint: "/var/log/kubelet/plugins/myplugin/csi.sock",
|
|
versions: []string{"4.9.12", "2.0.1"},
|
|
foundInDeprecatedDir: true,
|
|
shouldFail: true,
|
|
},
|
|
{
|
|
pluginName: "test.plugin",
|
|
endpoint: "/var/log/kubelet/plugins_registry/myplugin/csi.sock",
|
|
versions: []string{},
|
|
foundInDeprecatedDir: false,
|
|
shouldFail: true,
|
|
},
|
|
{
|
|
pluginName: "test.plugin",
|
|
endpoint: "/var/log/kubelet/plugins/myplugin/csi.sock",
|
|
versions: []string{},
|
|
foundInDeprecatedDir: true,
|
|
shouldFail: true,
|
|
},
|
|
{
|
|
pluginName: "test.plugin",
|
|
endpoint: "/var/log/kubelet/plugins_registry/myplugin/csi.sock",
|
|
versions: []string{"var", "boo", "foo"},
|
|
foundInDeprecatedDir: false,
|
|
shouldFail: true,
|
|
},
|
|
{
|
|
pluginName: "test.plugin",
|
|
endpoint: "/var/log/kubelet/plugins/myplugin/csi.sock",
|
|
versions: []string{"var", "boo", "foo"},
|
|
foundInDeprecatedDir: true,
|
|
shouldFail: true,
|
|
},
|
|
}
|
|
|
|
for _, tc := range testCases {
|
|
// Arrange & Act
|
|
err := PluginHandler.ValidatePlugin(tc.pluginName, tc.endpoint, tc.versions, tc.foundInDeprecatedDir)
|
|
|
|
// Assert
|
|
if tc.shouldFail && err == nil {
|
|
t.Fatalf("expecting ValidatePlugin to fail, but got nil error for testcase: %#v", tc)
|
|
}
|
|
if !tc.shouldFail && err != nil {
|
|
t.Fatalf("unexpected error during ValidatePlugin for testcase: %#v\r\n err:%v", tc, err)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestValidatePluginExistingDriver(t *testing.T) {
|
|
testCases := []struct {
|
|
pluginName1 string
|
|
endpoint1 string
|
|
versions1 []string
|
|
pluginName2 string
|
|
endpoint2 string
|
|
versions2 []string
|
|
foundInDeprecatedDir2 bool
|
|
shouldFail bool
|
|
}{
|
|
{
|
|
pluginName1: "test.plugin",
|
|
endpoint1: "/var/log/kubelet/plugins_registry/myplugin/csi.sock",
|
|
versions1: []string{"v1.0.0"},
|
|
pluginName2: "test.plugin2",
|
|
endpoint2: "/var/log/kubelet/plugins_registry/myplugin/csi.sock",
|
|
versions2: []string{"v1.0.0"},
|
|
foundInDeprecatedDir2: false,
|
|
shouldFail: false,
|
|
},
|
|
{
|
|
pluginName1: "test.plugin",
|
|
endpoint1: "/var/log/kubelet/plugins_registry/myplugin/csi.sock",
|
|
versions1: []string{"v1.0.0"},
|
|
pluginName2: "test.plugin2",
|
|
endpoint2: "/var/log/kubelet/plugins/myplugin/csi.sock",
|
|
versions2: []string{"v1.0.0"},
|
|
foundInDeprecatedDir2: true,
|
|
shouldFail: true,
|
|
},
|
|
{
|
|
pluginName1: "test.plugin",
|
|
endpoint1: "/var/log/kubelet/plugins/myplugin/csi.sock",
|
|
versions1: []string{"v1.0.0"},
|
|
pluginName2: "test.plugin",
|
|
endpoint2: "/var/log/kubelet/plugins_registry/myplugin/csi.sock",
|
|
versions2: []string{"v1.0.0"},
|
|
foundInDeprecatedDir2: false,
|
|
shouldFail: true,
|
|
},
|
|
{
|
|
pluginName1: "test.plugin",
|
|
endpoint1: "/var/log/kubelet/plugins_registry/myplugin/csi.sock",
|
|
versions1: []string{"v1.0.0"},
|
|
pluginName2: "test.plugin",
|
|
endpoint2: "/var/log/kubelet/plugins_registry/myplugin/csi.sock",
|
|
versions2: []string{"v1.0.0"},
|
|
foundInDeprecatedDir2: false,
|
|
shouldFail: true,
|
|
},
|
|
{
|
|
pluginName1: "test.plugin",
|
|
endpoint1: "/var/log/kubelet/plugins_registry/myplugin/csi.sock",
|
|
versions1: []string{"v1.0.0"},
|
|
pluginName2: "test.plugin",
|
|
endpoint2: "/var/log/kubelet/plugins/myplugin/csi.sock",
|
|
versions2: []string{"v1.0.0"},
|
|
foundInDeprecatedDir2: true,
|
|
shouldFail: true,
|
|
},
|
|
{
|
|
pluginName1: "test.plugin",
|
|
endpoint1: "/var/log/kubelet/plugins/myplugin/csi.sock",
|
|
versions1: []string{"v0.3.0", "0.2.0"},
|
|
pluginName2: "test.plugin",
|
|
endpoint2: "/var/log/kubelet/plugins_registry/myplugin/csi.sock",
|
|
versions2: []string{"1.0.0"},
|
|
foundInDeprecatedDir2: false,
|
|
shouldFail: false,
|
|
},
|
|
{
|
|
pluginName1: "test.plugin",
|
|
endpoint1: "/var/log/kubelet/plugins/myplugin/csi.sock",
|
|
versions1: []string{"v0.3.0", "0.2.0"},
|
|
pluginName2: "test.plugin",
|
|
endpoint2: "/var/log/kubelet/plugins/myplugin/csi.sock",
|
|
versions2: []string{"1.0.0"},
|
|
foundInDeprecatedDir2: true,
|
|
shouldFail: true,
|
|
},
|
|
}
|
|
|
|
for _, tc := range testCases {
|
|
// Arrange & Act
|
|
highestSupportedVersions1, err := highestSupportedVersion(tc.versions1)
|
|
if err != nil {
|
|
t.Fatalf("unexpected error parsing version for testcase: %#v", tc)
|
|
}
|
|
|
|
csiDrivers.Clear()
|
|
csiDrivers.Set(tc.pluginName1, Driver{
|
|
endpoint: tc.endpoint1,
|
|
highestSupportedVersion: highestSupportedVersions1,
|
|
})
|
|
|
|
// Arrange & Act
|
|
err = PluginHandler.ValidatePlugin(tc.pluginName2, tc.endpoint2, tc.versions2, tc.foundInDeprecatedDir2)
|
|
|
|
// Assert
|
|
if tc.shouldFail && err == nil {
|
|
t.Fatalf("expecting ValidatePlugin to fail, but got nil error for testcase: %#v", tc)
|
|
}
|
|
if !tc.shouldFail && err != nil {
|
|
t.Fatalf("unexpected error during ValidatePlugin for testcase: %#v\r\n err:%v", tc, err)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestHighestSupportedVersion(t *testing.T) {
|
|
testCases := []struct {
|
|
versions []string
|
|
expectedHighestSupportedVersion string
|
|
shouldFail bool
|
|
}{
|
|
{
|
|
versions: []string{"v1.0.0"},
|
|
expectedHighestSupportedVersion: "1.0.0",
|
|
shouldFail: false,
|
|
},
|
|
{
|
|
versions: []string{"0.3.0"},
|
|
expectedHighestSupportedVersion: "0.3.0",
|
|
shouldFail: false,
|
|
},
|
|
{
|
|
versions: []string{"0.2.0"},
|
|
expectedHighestSupportedVersion: "0.2.0",
|
|
shouldFail: false,
|
|
},
|
|
{
|
|
versions: []string{"1.0.0"},
|
|
expectedHighestSupportedVersion: "1.0.0",
|
|
shouldFail: false,
|
|
},
|
|
{
|
|
versions: []string{"v0.3.0"},
|
|
expectedHighestSupportedVersion: "0.3.0",
|
|
shouldFail: false,
|
|
},
|
|
{
|
|
versions: []string{"0.2.0"},
|
|
expectedHighestSupportedVersion: "0.2.0",
|
|
shouldFail: false,
|
|
},
|
|
{
|
|
versions: []string{"0.2.0", "v0.3.0"},
|
|
expectedHighestSupportedVersion: "0.3.0",
|
|
shouldFail: false,
|
|
},
|
|
{
|
|
versions: []string{"0.2.0", "v1.0.0"},
|
|
expectedHighestSupportedVersion: "1.0.0",
|
|
shouldFail: false,
|
|
},
|
|
{
|
|
versions: []string{"0.2.0", "v1.2.3"},
|
|
expectedHighestSupportedVersion: "1.2.3",
|
|
shouldFail: false,
|
|
},
|
|
{
|
|
versions: []string{"v1.2.3", "v0.3.0"},
|
|
expectedHighestSupportedVersion: "1.2.3",
|
|
shouldFail: false,
|
|
},
|
|
{
|
|
versions: []string{"v1.2.3", "v0.3.0", "2.0.1"},
|
|
expectedHighestSupportedVersion: "1.2.3",
|
|
shouldFail: false,
|
|
},
|
|
{
|
|
versions: []string{"v1.2.3", "4.9.12", "v0.3.0", "2.0.1"},
|
|
expectedHighestSupportedVersion: "1.2.3",
|
|
shouldFail: false,
|
|
},
|
|
{
|
|
versions: []string{"4.9.12", "2.0.1"},
|
|
expectedHighestSupportedVersion: "",
|
|
shouldFail: true,
|
|
},
|
|
{
|
|
versions: []string{"v1.2.3", "boo", "v0.3.0", "2.0.1"},
|
|
expectedHighestSupportedVersion: "1.2.3",
|
|
shouldFail: false,
|
|
},
|
|
{
|
|
versions: []string{},
|
|
expectedHighestSupportedVersion: "",
|
|
shouldFail: true,
|
|
},
|
|
{
|
|
versions: []string{"var", "boo", "foo"},
|
|
expectedHighestSupportedVersion: "",
|
|
shouldFail: true,
|
|
},
|
|
}
|
|
|
|
for _, tc := range testCases {
|
|
// Arrange & Act
|
|
actual, err := highestSupportedVersion(tc.versions)
|
|
|
|
// Assert
|
|
if tc.shouldFail && err == nil {
|
|
t.Fatalf("expecting highestSupportedVersion to fail, but got nil error for testcase: %#v", tc)
|
|
}
|
|
if !tc.shouldFail && err != nil {
|
|
t.Fatalf("unexpected error during ValidatePlugin for testcase: %#v\r\n err:%v", tc, err)
|
|
}
|
|
if tc.expectedHighestSupportedVersion != "" {
|
|
result, err := actual.Compare(tc.expectedHighestSupportedVersion)
|
|
if err != nil {
|
|
t.Fatalf("comparison failed with %v for testcase %#v", err, tc)
|
|
}
|
|
if result != 0 {
|
|
t.Fatalf("expectedHighestSupportedVersion %v, but got %v for tc: %#v", tc.expectedHighestSupportedVersion, actual, tc)
|
|
}
|
|
}
|
|
}
|
|
}
|