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874 lines
55 KiB
Go
874 lines
55 KiB
Go
/*
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Copyright 2016 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 persistentvolume
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import (
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"testing"
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v1 "k8s.io/api/core/v1"
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storage "k8s.io/api/storage/v1"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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pvutil "k8s.io/kubernetes/pkg/controller/volume/persistentvolume/util"
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)
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// Test single call to syncClaim and syncVolume methods.
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// 1. Fill in the controller with initial data
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// 2. Call the tested function (syncClaim/syncVolume) via
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// controllerTest.testCall *once*.
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// 3. Compare resulting volumes and claims with expected volumes and claims.
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func TestSync(t *testing.T) {
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labels := map[string]string{
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"foo": "true",
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"bar": "false",
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}
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tests := []controllerTest{
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// [Unit test set 1] User did not care which PV they get.
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// Test the matching with no claim.Spec.VolumeName and with various
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// volumes.
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{
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// syncClaim binds to a matching unbound volume.
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"1-1 - successful bind",
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newVolumeArray("volume1-1", "1Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty),
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newVolumeArray("volume1-1", "1Gi", "uid1-1", "claim1-1", v1.VolumeBound, v1.PersistentVolumeReclaimRetain, classEmpty, pvutil.AnnBoundByController),
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newClaimArray("claim1-1", "uid1-1", "1Gi", "", v1.ClaimPending, nil),
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newClaimArray("claim1-1", "uid1-1", "1Gi", "volume1-1", v1.ClaimBound, nil, pvutil.AnnBoundByController, pvutil.AnnBindCompleted),
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noevents, noerrors, testSyncClaim,
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},
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{
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// syncClaim does not do anything when there is no matching volume.
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"1-2 - noop",
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newVolumeArray("volume1-2", "1Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty),
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newVolumeArray("volume1-2", "1Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty),
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newClaimArray("claim1-2", "uid1-2", "10Gi", "", v1.ClaimPending, nil),
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newClaimArray("claim1-2", "uid1-2", "10Gi", "", v1.ClaimPending, nil),
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[]string{"Normal FailedBinding"},
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noerrors, testSyncClaim,
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},
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{
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// syncClaim resets claim.Status to Pending when there is no
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// matching volume.
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"1-3 - reset to Pending",
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newVolumeArray("volume1-3", "1Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty),
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newVolumeArray("volume1-3", "1Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty),
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newClaimArray("claim1-3", "uid1-3", "10Gi", "", v1.ClaimBound, nil),
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newClaimArray("claim1-3", "uid1-3", "10Gi", "", v1.ClaimPending, nil),
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[]string{"Normal FailedBinding"},
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noerrors, testSyncClaim,
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},
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{
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// syncClaim binds claims to the smallest matching volume
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"1-4 - smallest volume",
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[]*v1.PersistentVolume{
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newVolume("volume1-4_1", "10Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty),
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newVolume("volume1-4_2", "1Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty),
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},
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[]*v1.PersistentVolume{
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newVolume("volume1-4_1", "10Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty),
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newVolume("volume1-4_2", "1Gi", "uid1-4", "claim1-4", v1.VolumeBound, v1.PersistentVolumeReclaimRetain, classEmpty, pvutil.AnnBoundByController),
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},
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newClaimArray("claim1-4", "uid1-4", "1Gi", "", v1.ClaimPending, nil),
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newClaimArray("claim1-4", "uid1-4", "1Gi", "volume1-4_2", v1.ClaimBound, nil, pvutil.AnnBoundByController, pvutil.AnnBindCompleted),
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noevents, noerrors, testSyncClaim,
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},
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{
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// syncClaim binds a claim only to volume that points to it (by
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// name), even though a smaller one is available.
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"1-5 - prebound volume by name - success",
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[]*v1.PersistentVolume{
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newVolume("volume1-5_1", "10Gi", "", "claim1-5", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty),
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newVolume("volume1-5_2", "1Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty),
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},
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[]*v1.PersistentVolume{
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newVolume("volume1-5_1", "10Gi", "uid1-5", "claim1-5", v1.VolumeBound, v1.PersistentVolumeReclaimRetain, classEmpty),
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newVolume("volume1-5_2", "1Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty),
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},
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newClaimArray("claim1-5", "uid1-5", "1Gi", "", v1.ClaimPending, nil),
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withExpectedCapacity("10Gi", newClaimArray("claim1-5", "uid1-5", "1Gi", "volume1-5_1", v1.ClaimBound, nil, pvutil.AnnBoundByController, pvutil.AnnBindCompleted)),
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noevents, noerrors, testSyncClaim,
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},
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{
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// syncClaim binds a claim only to volume that points to it (by
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// UID), even though a smaller one is available.
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"1-6 - prebound volume by UID - success",
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[]*v1.PersistentVolume{
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newVolume("volume1-6_1", "10Gi", "uid1-6", "claim1-6", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty),
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newVolume("volume1-6_2", "1Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty),
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},
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[]*v1.PersistentVolume{
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newVolume("volume1-6_1", "10Gi", "uid1-6", "claim1-6", v1.VolumeBound, v1.PersistentVolumeReclaimRetain, classEmpty),
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newVolume("volume1-6_2", "1Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty),
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},
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newClaimArray("claim1-6", "uid1-6", "1Gi", "", v1.ClaimPending, nil),
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withExpectedCapacity("10Gi", newClaimArray("claim1-6", "uid1-6", "1Gi", "volume1-6_1", v1.ClaimBound, nil, pvutil.AnnBoundByController, pvutil.AnnBindCompleted)),
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noevents, noerrors, testSyncClaim,
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},
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{
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// syncClaim does not bind claim to a volume prebound to a claim with
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// same name and different UID
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"1-7 - prebound volume to different claim",
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newVolumeArray("volume1-7", "10Gi", "uid1-777", "claim1-7", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty),
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newVolumeArray("volume1-7", "10Gi", "uid1-777", "claim1-7", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty),
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newClaimArray("claim1-7", "uid1-7", "1Gi", "", v1.ClaimPending, nil),
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newClaimArray("claim1-7", "uid1-7", "1Gi", "", v1.ClaimPending, nil),
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[]string{"Normal FailedBinding"},
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noerrors, testSyncClaim,
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},
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{
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// syncClaim completes binding - simulates controller crash after
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// PV.ClaimRef is saved
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"1-8 - complete bind after crash - PV bound",
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newVolumeArray("volume1-8", "1Gi", "uid1-8", "claim1-8", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty, pvutil.AnnBoundByController),
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newVolumeArray("volume1-8", "1Gi", "uid1-8", "claim1-8", v1.VolumeBound, v1.PersistentVolumeReclaimRetain, classEmpty, pvutil.AnnBoundByController),
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newClaimArray("claim1-8", "uid1-8", "1Gi", "", v1.ClaimPending, nil),
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newClaimArray("claim1-8", "uid1-8", "1Gi", "volume1-8", v1.ClaimBound, nil, pvutil.AnnBoundByController, pvutil.AnnBindCompleted),
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noevents, noerrors, testSyncClaim,
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},
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{
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// syncClaim completes binding - simulates controller crash after
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// PV.Status is saved
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"1-9 - complete bind after crash - PV status saved",
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newVolumeArray("volume1-9", "1Gi", "uid1-9", "claim1-9", v1.VolumeBound, v1.PersistentVolumeReclaimRetain, classEmpty, pvutil.AnnBoundByController),
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newVolumeArray("volume1-9", "1Gi", "uid1-9", "claim1-9", v1.VolumeBound, v1.PersistentVolumeReclaimRetain, classEmpty, pvutil.AnnBoundByController),
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newClaimArray("claim1-9", "uid1-9", "1Gi", "", v1.ClaimPending, nil),
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newClaimArray("claim1-9", "uid1-9", "1Gi", "volume1-9", v1.ClaimBound, nil, pvutil.AnnBoundByController, pvutil.AnnBindCompleted),
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noevents, noerrors, testSyncClaim,
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},
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{
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// syncClaim completes binding - simulates controller crash after
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// PVC.VolumeName is saved
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"1-10 - complete bind after crash - PVC bound",
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newVolumeArray("volume1-10", "1Gi", "uid1-10", "claim1-10", v1.VolumeBound, v1.PersistentVolumeReclaimRetain, classEmpty, pvutil.AnnBoundByController),
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newVolumeArray("volume1-10", "1Gi", "uid1-10", "claim1-10", v1.VolumeBound, v1.PersistentVolumeReclaimRetain, classEmpty, pvutil.AnnBoundByController),
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newClaimArray("claim1-10", "uid1-10", "1Gi", "volume1-10", v1.ClaimPending, nil, pvutil.AnnBoundByController, pvutil.AnnBindCompleted),
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newClaimArray("claim1-10", "uid1-10", "1Gi", "volume1-10", v1.ClaimBound, nil, pvutil.AnnBoundByController, pvutil.AnnBindCompleted),
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noevents, noerrors, testSyncClaim,
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},
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{
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// syncClaim binds a claim only when the label selector matches the volume
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"1-11 - bind when selector matches",
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withLabels(labels, newVolumeArray("volume1-1", "1Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty)),
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withLabels(labels, newVolumeArray("volume1-1", "1Gi", "uid1-1", "claim1-1", v1.VolumeBound, v1.PersistentVolumeReclaimRetain, classEmpty, pvutil.AnnBoundByController)),
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withLabelSelector(labels, newClaimArray("claim1-1", "uid1-1", "1Gi", "", v1.ClaimPending, nil)),
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withLabelSelector(labels, newClaimArray("claim1-1", "uid1-1", "1Gi", "volume1-1", v1.ClaimBound, nil, pvutil.AnnBoundByController, pvutil.AnnBindCompleted)),
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noevents, noerrors, testSyncClaim,
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},
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{
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// syncClaim does not bind a claim when the label selector doesn't match
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"1-12 - do not bind when selector does not match",
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newVolumeArray("volume1-1", "1Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty),
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newVolumeArray("volume1-1", "1Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty),
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withLabelSelector(labels, newClaimArray("claim1-1", "uid1-1", "1Gi", "", v1.ClaimPending, nil)),
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withLabelSelector(labels, newClaimArray("claim1-1", "uid1-1", "1Gi", "", v1.ClaimPending, nil)),
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[]string{"Normal FailedBinding"},
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noerrors, testSyncClaim,
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},
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{
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// syncClaim does not do anything when binding is delayed
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"1-13 - delayed binding",
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newVolumeArray("volume1-1", "1Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classWait),
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newVolumeArray("volume1-1", "1Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classWait),
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newClaimArray("claim1-1", "uid1-1", "1Gi", "", v1.ClaimPending, &classWait),
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newClaimArray("claim1-1", "uid1-1", "1Gi", "", v1.ClaimPending, &classWait),
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[]string{"Normal WaitForFirstConsumer"},
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noerrors, testSyncClaim,
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},
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{
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// syncClaim binds when binding is delayed but PV is prebound to PVC
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"1-14 - successful prebound PV",
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newVolumeArray("volume1-1", "1Gi", "", "claim1-1", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classWait),
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newVolumeArray("volume1-1", "1Gi", "uid1-1", "claim1-1", v1.VolumeBound, v1.PersistentVolumeReclaimRetain, classWait),
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newClaimArray("claim1-1", "uid1-1", "1Gi", "", v1.ClaimPending, &classWait),
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newClaimArray("claim1-1", "uid1-1", "1Gi", "volume1-1", v1.ClaimBound, &classWait, pvutil.AnnBoundByController, pvutil.AnnBindCompleted),
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noevents, noerrors, testSyncClaim,
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},
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{
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// syncClaim binds pre-bound PVC only to the volume it points to,
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// even if there is smaller volume available
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"1-15 - successful prebound PVC",
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[]*v1.PersistentVolume{
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newVolume("volume1-15_1", "10Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty),
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newVolume("volume1-15_2", "1Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty),
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},
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[]*v1.PersistentVolume{
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newVolume("volume1-15_1", "10Gi", "uid1-15", "claim1-15", v1.VolumeBound, v1.PersistentVolumeReclaimRetain, classEmpty, pvutil.AnnBoundByController),
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newVolume("volume1-15_2", "1Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty),
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},
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newClaimArray("claim1-15", "uid1-15", "1Gi", "volume1-15_1", v1.ClaimPending, nil),
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withExpectedCapacity("10Gi", newClaimArray("claim1-15", "uid1-15", "1Gi", "volume1-15_1", v1.ClaimBound, nil, pvutil.AnnBindCompleted)),
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noevents, noerrors, testSyncClaim,
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},
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{
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// syncClaim does not bind pre-bound PVC to PV with different AccessMode
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"1-16 - successful prebound PVC",
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// PV has ReadWriteOnce
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newVolumeArray("volume1-16", "1Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty),
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newVolumeArray("volume1-16", "1Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty),
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claimWithAccessMode([]v1.PersistentVolumeAccessMode{v1.ReadWriteMany}, newClaimArray("claim1-16", "uid1-16", "1Gi", "volume1-16", v1.ClaimPending, nil)),
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claimWithAccessMode([]v1.PersistentVolumeAccessMode{v1.ReadWriteMany}, newClaimArray("claim1-16", "uid1-16", "1Gi", "volume1-16", v1.ClaimPending, nil)),
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noevents, noerrors, testSyncClaim,
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},
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{
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// syncClaim does not bind PVC to non-available PV if it's not pre-bind
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"1-17 - skip non-available PV if it's not pre-bind",
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[]*v1.PersistentVolume{
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newVolume("volume1-17-pending", "1Gi", "", "", v1.VolumePending, v1.PersistentVolumeReclaimRetain, classEmpty),
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newVolume("volume1-17-failed", "1Gi", "", "", v1.VolumeFailed, v1.PersistentVolumeReclaimRetain, classEmpty),
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newVolume("volume1-17-released", "1Gi", "", "", v1.VolumeReleased, v1.PersistentVolumeReclaimRetain, classEmpty),
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newVolume("volume1-17-empty", "1Gi", "", "", "", v1.PersistentVolumeReclaimRetain, classEmpty),
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},
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[]*v1.PersistentVolume{
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newVolume("volume1-17-pending", "1Gi", "", "", v1.VolumePending, v1.PersistentVolumeReclaimRetain, classEmpty),
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newVolume("volume1-17-failed", "1Gi", "", "", v1.VolumeFailed, v1.PersistentVolumeReclaimRetain, classEmpty),
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newVolume("volume1-17-released", "1Gi", "", "", v1.VolumeReleased, v1.PersistentVolumeReclaimRetain, classEmpty),
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newVolume("volume1-17-empty", "1Gi", "", "", "", v1.PersistentVolumeReclaimRetain, classEmpty),
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},
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[]*v1.PersistentVolumeClaim{
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newClaim("claim1-17", "uid1-17", "1Gi", "", v1.ClaimPending, nil),
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},
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[]*v1.PersistentVolumeClaim{
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newClaim("claim1-17", "uid1-17", "1Gi", "", v1.ClaimPending, nil),
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},
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noevents, noerrors, testSyncClaim,
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},
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{
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// syncClaim that scheduled to a selected node
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"1-18 - successful pre-bound PV to PVC provisioning",
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newVolumeArray("volume1-18", "1Gi", "uid1-18", "claim1-18", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classWait),
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newVolumeArray("volume1-18", "1Gi", "uid1-18", "claim1-18", v1.VolumeBound, v1.PersistentVolumeReclaimRetain, classWait),
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claimWithAnnotation(pvutil.AnnSelectedNode, "node1",
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newClaimArray("claim1-18", "uid1-18", "1Gi", "", v1.ClaimPending, &classWait)),
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claimWithAnnotation(pvutil.AnnSelectedNode, "node1",
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newClaimArray("claim1-18", "uid1-18", "1Gi", "volume1-18", v1.ClaimBound, &classWait, pvutil.AnnBoundByController, pvutil.AnnBindCompleted)),
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noevents, noerrors, testSyncClaim,
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},
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// [Unit test set 2] User asked for a specific PV.
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// Test the binding when pv.ClaimRef is already set by controller or
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// by user.
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{
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// syncClaim with claim pre-bound to a PV that does not exist
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"2-1 - claim prebound to non-existing volume - noop",
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novolumes,
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novolumes,
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newClaimArray("claim2-1", "uid2-1", "10Gi", "volume2-1", v1.ClaimPending, nil),
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newClaimArray("claim2-1", "uid2-1", "10Gi", "volume2-1", v1.ClaimPending, nil),
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noevents, noerrors, testSyncClaim,
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},
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{
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// syncClaim with claim pre-bound to a PV that does not exist.
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// Check that the claim status is reset to Pending
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"2-2 - claim prebound to non-existing volume - reset status",
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novolumes,
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novolumes,
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newClaimArray("claim2-2", "uid2-2", "10Gi", "volume2-2", v1.ClaimBound, nil),
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newClaimArray("claim2-2", "uid2-2", "10Gi", "volume2-2", v1.ClaimPending, nil),
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noevents, noerrors, testSyncClaim,
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},
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{
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// syncClaim with claim pre-bound to a PV that exists and is
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// unbound. Check it gets bound and no pvutil.AnnBoundByController is set.
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"2-3 - claim prebound to unbound volume",
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newVolumeArray("volume2-3", "1Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty),
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newVolumeArray("volume2-3", "1Gi", "uid2-3", "claim2-3", v1.VolumeBound, v1.PersistentVolumeReclaimRetain, classEmpty, pvutil.AnnBoundByController),
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newClaimArray("claim2-3", "uid2-3", "1Gi", "volume2-3", v1.ClaimPending, nil),
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newClaimArray("claim2-3", "uid2-3", "1Gi", "volume2-3", v1.ClaimBound, nil, pvutil.AnnBindCompleted),
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noevents, noerrors, testSyncClaim,
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},
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{
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// claim with claim pre-bound to a PV that is pre-bound to the claim
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// by name. Check it gets bound and no pvutil.AnnBoundByController is set.
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"2-4 - claim prebound to prebound volume by name",
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newVolumeArray("volume2-4", "1Gi", "", "claim2-4", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty),
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newVolumeArray("volume2-4", "1Gi", "uid2-4", "claim2-4", v1.VolumeBound, v1.PersistentVolumeReclaimRetain, classEmpty),
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newClaimArray("claim2-4", "uid2-4", "1Gi", "volume2-4", v1.ClaimPending, nil),
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newClaimArray("claim2-4", "uid2-4", "1Gi", "volume2-4", v1.ClaimBound, nil, pvutil.AnnBindCompleted),
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noevents, noerrors, testSyncClaim,
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},
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{
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// syncClaim with claim pre-bound to a PV that is pre-bound to the
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// claim by UID. Check it gets bound and no pvutil.AnnBoundByController is
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// set.
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"2-5 - claim prebound to prebound volume by UID",
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newVolumeArray("volume2-5", "1Gi", "uid2-5", "claim2-5", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty),
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newVolumeArray("volume2-5", "1Gi", "uid2-5", "claim2-5", v1.VolumeBound, v1.PersistentVolumeReclaimRetain, classEmpty),
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newClaimArray("claim2-5", "uid2-5", "1Gi", "volume2-5", v1.ClaimPending, nil),
|
|
newClaimArray("claim2-5", "uid2-5", "1Gi", "volume2-5", v1.ClaimBound, nil, pvutil.AnnBindCompleted),
|
|
noevents, noerrors, testSyncClaim,
|
|
},
|
|
{
|
|
// syncClaim with claim pre-bound to a PV that is bound to different
|
|
// claim. Check it's reset to Pending.
|
|
"2-6 - claim prebound to already bound volume",
|
|
newVolumeArray("volume2-6", "1Gi", "uid2-6_1", "claim2-6_1", v1.VolumeBound, v1.PersistentVolumeReclaimRetain, classEmpty),
|
|
newVolumeArray("volume2-6", "1Gi", "uid2-6_1", "claim2-6_1", v1.VolumeBound, v1.PersistentVolumeReclaimRetain, classEmpty),
|
|
newClaimArray("claim2-6", "uid2-6", "1Gi", "volume2-6", v1.ClaimBound, nil),
|
|
newClaimArray("claim2-6", "uid2-6", "1Gi", "volume2-6", v1.ClaimPending, nil),
|
|
noevents, noerrors, testSyncClaim,
|
|
},
|
|
{
|
|
// syncClaim with claim bound by controller to a PV that is bound to
|
|
// different claim. Check it throws an error.
|
|
"2-7 - claim bound by controller to already bound volume",
|
|
newVolumeArray("volume2-7", "1Gi", "uid2-7_1", "claim2-7_1", v1.VolumeBound, v1.PersistentVolumeReclaimRetain, classEmpty),
|
|
newVolumeArray("volume2-7", "1Gi", "uid2-7_1", "claim2-7_1", v1.VolumeBound, v1.PersistentVolumeReclaimRetain, classEmpty),
|
|
newClaimArray("claim2-7", "uid2-7", "1Gi", "volume2-7", v1.ClaimBound, nil, pvutil.AnnBoundByController),
|
|
newClaimArray("claim2-7", "uid2-7", "1Gi", "volume2-7", v1.ClaimBound, nil, pvutil.AnnBoundByController),
|
|
noevents, noerrors, testSyncClaimError,
|
|
},
|
|
{
|
|
// syncClaim with claim pre-bound to a PV that exists and is
|
|
// unbound, but does not match the selector. Check it gets bound
|
|
// and no pvutil.AnnBoundByController is set.
|
|
"2-8 - claim prebound to unbound volume that does not match the selector",
|
|
newVolumeArray("volume2-8", "1Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty),
|
|
newVolumeArray("volume2-8", "1Gi", "uid2-8", "claim2-8", v1.VolumeBound, v1.PersistentVolumeReclaimRetain, classEmpty, pvutil.AnnBoundByController),
|
|
withLabelSelector(labels, newClaimArray("claim2-8", "uid2-8", "1Gi", "volume2-8", v1.ClaimPending, nil)),
|
|
withLabelSelector(labels, newClaimArray("claim2-8", "uid2-8", "1Gi", "volume2-8", v1.ClaimBound, nil, pvutil.AnnBindCompleted)),
|
|
noevents, noerrors, testSyncClaim,
|
|
},
|
|
{
|
|
// syncClaim with claim pre-bound to a PV that exists and is
|
|
// unbound, but its size is smaller than requested.
|
|
//Check that the claim status is reset to Pending
|
|
"2-9 - claim prebound to unbound volume that size is smaller than requested",
|
|
newVolumeArray("volume2-9", "1Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty),
|
|
newVolumeArray("volume2-9", "1Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty),
|
|
newClaimArray("claim2-9", "uid2-9", "2Gi", "volume2-9", v1.ClaimBound, nil),
|
|
newClaimArray("claim2-9", "uid2-9", "2Gi", "volume2-9", v1.ClaimPending, nil),
|
|
[]string{"Warning VolumeMismatch"}, noerrors, testSyncClaim,
|
|
},
|
|
{
|
|
// syncClaim with claim pre-bound to a PV that exists and is
|
|
// unbound, but its class does not match. Check that the claim status is reset to Pending
|
|
"2-10 - claim prebound to unbound volume that class is different",
|
|
newVolumeArray("volume2-10", "1Gi", "1", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classGold),
|
|
newVolumeArray("volume2-10", "1Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classGold),
|
|
newClaimArray("claim2-10", "uid2-10", "1Gi", "volume2-10", v1.ClaimBound, nil),
|
|
newClaimArray("claim2-10", "uid2-10", "1Gi", "volume2-10", v1.ClaimPending, nil),
|
|
[]string{"Warning VolumeMismatch"}, noerrors, testSyncClaim,
|
|
},
|
|
|
|
// [Unit test set 3] Syncing bound claim
|
|
{
|
|
// syncClaim with claim bound and its claim.Spec.VolumeName is
|
|
// removed. Check it's marked as Lost.
|
|
"3-1 - bound claim with missing VolumeName",
|
|
novolumes,
|
|
novolumes,
|
|
newClaimArray("claim3-1", "uid3-1", "10Gi", "", v1.ClaimBound, nil, pvutil.AnnBoundByController, pvutil.AnnBindCompleted),
|
|
newClaimArray("claim3-1", "uid3-1", "10Gi", "", v1.ClaimLost, nil, pvutil.AnnBoundByController, pvutil.AnnBindCompleted),
|
|
[]string{"Warning ClaimLost"}, noerrors, testSyncClaim,
|
|
},
|
|
{
|
|
// syncClaim with claim bound to non-existing volume. Check it's
|
|
// marked as Lost.
|
|
"3-2 - bound claim with missing volume",
|
|
novolumes,
|
|
novolumes,
|
|
newClaimArray("claim3-2", "uid3-2", "10Gi", "volume3-2", v1.ClaimBound, nil, pvutil.AnnBoundByController, pvutil.AnnBindCompleted),
|
|
newClaimArray("claim3-2", "uid3-2", "10Gi", "volume3-2", v1.ClaimLost, nil, pvutil.AnnBoundByController, pvutil.AnnBindCompleted),
|
|
[]string{"Warning ClaimLost"}, noerrors, testSyncClaim,
|
|
},
|
|
{
|
|
// syncClaim with claim bound to unbound volume. Check it's bound.
|
|
// Also check that Pending phase is set to Bound
|
|
"3-3 - bound claim with unbound volume",
|
|
newVolumeArray("volume3-3", "10Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty),
|
|
newVolumeArray("volume3-3", "10Gi", "uid3-3", "claim3-3", v1.VolumeBound, v1.PersistentVolumeReclaimRetain, classEmpty, pvutil.AnnBoundByController),
|
|
newClaimArray("claim3-3", "uid3-3", "10Gi", "volume3-3", v1.ClaimPending, nil, pvutil.AnnBoundByController, pvutil.AnnBindCompleted),
|
|
newClaimArray("claim3-3", "uid3-3", "10Gi", "volume3-3", v1.ClaimBound, nil, pvutil.AnnBoundByController, pvutil.AnnBindCompleted),
|
|
noevents, noerrors, testSyncClaim,
|
|
},
|
|
{
|
|
// syncClaim with claim bound to volume with missing (or different)
|
|
// volume.Spec.ClaimRef.UID. Check that the claim is marked as lost.
|
|
"3-4 - bound claim with prebound volume",
|
|
newVolumeArray("volume3-4", "10Gi", "claim3-4-x", "claim3-4", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty),
|
|
newVolumeArray("volume3-4", "10Gi", "claim3-4-x", "claim3-4", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty),
|
|
newClaimArray("claim3-4", "uid3-4", "10Gi", "volume3-4", v1.ClaimPending, nil, pvutil.AnnBoundByController, pvutil.AnnBindCompleted),
|
|
newClaimArray("claim3-4", "uid3-4", "10Gi", "volume3-4", v1.ClaimLost, nil, pvutil.AnnBoundByController, pvutil.AnnBindCompleted),
|
|
[]string{"Warning ClaimMisbound"}, noerrors, testSyncClaim,
|
|
},
|
|
{
|
|
// syncClaim with claim bound to bound volume. Check that the
|
|
// controller does not do anything. Also check that Pending phase is
|
|
// set to Bound
|
|
"3-5 - bound claim with bound volume",
|
|
newVolumeArray("volume3-5", "10Gi", "uid3-5", "claim3-5", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty),
|
|
newVolumeArray("volume3-5", "10Gi", "uid3-5", "claim3-5", v1.VolumeBound, v1.PersistentVolumeReclaimRetain, classEmpty),
|
|
newClaimArray("claim3-5", "uid3-5", "10Gi", "volume3-5", v1.ClaimPending, nil, pvutil.AnnBindCompleted),
|
|
newClaimArray("claim3-5", "uid3-5", "10Gi", "volume3-5", v1.ClaimBound, nil, pvutil.AnnBindCompleted),
|
|
noevents, noerrors, testSyncClaim,
|
|
},
|
|
{
|
|
// syncClaim with claim bound to a volume that is bound to different
|
|
// claim. Check that the claim is marked as lost.
|
|
// TODO: test that an event is emitted
|
|
"3-6 - bound claim with bound volume",
|
|
newVolumeArray("volume3-6", "10Gi", "uid3-6-x", "claim3-6-x", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty),
|
|
newVolumeArray("volume3-6", "10Gi", "uid3-6-x", "claim3-6-x", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty),
|
|
newClaimArray("claim3-6", "uid3-6", "10Gi", "volume3-6", v1.ClaimPending, nil, pvutil.AnnBindCompleted),
|
|
newClaimArray("claim3-6", "uid3-6", "10Gi", "volume3-6", v1.ClaimLost, nil, pvutil.AnnBindCompleted),
|
|
[]string{"Warning ClaimMisbound"}, noerrors, testSyncClaim,
|
|
},
|
|
{
|
|
// syncClaim with claim bound to unbound volume. Check it's bound
|
|
// even if the claim's selector doesn't match the volume. Also
|
|
// check that Pending phase is set to Bound
|
|
"3-7 - bound claim with unbound volume where selector doesn't match",
|
|
newVolumeArray("volume3-3", "10Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty),
|
|
newVolumeArray("volume3-3", "10Gi", "uid3-3", "claim3-3", v1.VolumeBound, v1.PersistentVolumeReclaimRetain, classEmpty, pvutil.AnnBoundByController),
|
|
withLabelSelector(labels, newClaimArray("claim3-3", "uid3-3", "10Gi", "volume3-3", v1.ClaimPending, nil, pvutil.AnnBoundByController, pvutil.AnnBindCompleted)),
|
|
withLabelSelector(labels, newClaimArray("claim3-3", "uid3-3", "10Gi", "volume3-3", v1.ClaimBound, nil, pvutil.AnnBoundByController, pvutil.AnnBindCompleted)),
|
|
noevents, noerrors, testSyncClaim,
|
|
},
|
|
// [Unit test set 4] All syncVolume tests.
|
|
{
|
|
// syncVolume with pending volume. Check it's marked as Available.
|
|
"4-1 - pending volume",
|
|
newVolumeArray("volume4-1", "10Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty),
|
|
newVolumeArray("volume4-1", "10Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty),
|
|
noclaims,
|
|
noclaims,
|
|
noevents, noerrors, testSyncVolume,
|
|
},
|
|
{
|
|
// syncVolume with prebound pending volume. Check it's marked as
|
|
// Available.
|
|
"4-2 - pending prebound volume",
|
|
newVolumeArray("volume4-2", "10Gi", "", "claim4-2", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty),
|
|
newVolumeArray("volume4-2", "10Gi", "", "claim4-2", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty),
|
|
noclaims,
|
|
noclaims,
|
|
noevents, noerrors, testSyncVolume,
|
|
},
|
|
{
|
|
// syncVolume with volume bound to missing claim.
|
|
// Check the volume gets Released
|
|
"4-3 - bound volume with missing claim",
|
|
newVolumeArray("volume4-3", "10Gi", "uid4-3", "claim4-3", v1.VolumeBound, v1.PersistentVolumeReclaimRetain, classEmpty),
|
|
newVolumeArray("volume4-3", "10Gi", "uid4-3", "claim4-3", v1.VolumeReleased, v1.PersistentVolumeReclaimRetain, classEmpty),
|
|
noclaims,
|
|
noclaims,
|
|
noevents, noerrors, testSyncVolume,
|
|
},
|
|
{
|
|
// syncVolume with volume bound to claim with different UID.
|
|
// Check the volume gets Released.
|
|
"4-4 - volume bound to claim with different UID",
|
|
newVolumeArray("volume4-4", "10Gi", "uid4-4", "claim4-4", v1.VolumeBound, v1.PersistentVolumeReclaimRetain, classEmpty),
|
|
newVolumeArray("volume4-4", "10Gi", "uid4-4", "claim4-4", v1.VolumeReleased, v1.PersistentVolumeReclaimRetain, classEmpty),
|
|
newClaimArray("claim4-4", "uid4-4-x", "10Gi", "volume4-4", v1.ClaimBound, nil, pvutil.AnnBindCompleted),
|
|
newClaimArray("claim4-4", "uid4-4-x", "10Gi", "volume4-4", v1.ClaimBound, nil, pvutil.AnnBindCompleted),
|
|
noevents, noerrors, testSyncVolume,
|
|
},
|
|
{
|
|
// syncVolume with volume bound by controller to unbound claim.
|
|
// Check syncVolume does not do anything.
|
|
"4-5 - volume bound by controller to unbound claim",
|
|
newVolumeArray("volume4-5", "10Gi", "uid4-5", "claim4-5", v1.VolumeBound, v1.PersistentVolumeReclaimRetain, classEmpty, pvutil.AnnBoundByController),
|
|
newVolumeArray("volume4-5", "10Gi", "uid4-5", "claim4-5", v1.VolumeBound, v1.PersistentVolumeReclaimRetain, classEmpty, pvutil.AnnBoundByController),
|
|
newClaimArray("claim4-5", "uid4-5", "10Gi", "", v1.ClaimPending, nil),
|
|
newClaimArray("claim4-5", "uid4-5", "10Gi", "", v1.ClaimPending, nil),
|
|
noevents, noerrors, testSyncVolume,
|
|
},
|
|
{
|
|
// syncVolume with volume bound by user to unbound claim.
|
|
// Check syncVolume does not do anything.
|
|
"4-5 - volume bound by user to bound claim",
|
|
newVolumeArray("volume4-5", "10Gi", "uid4-5", "claim4-5", v1.VolumeBound, v1.PersistentVolumeReclaimRetain, classEmpty),
|
|
newVolumeArray("volume4-5", "10Gi", "uid4-5", "claim4-5", v1.VolumeBound, v1.PersistentVolumeReclaimRetain, classEmpty),
|
|
newClaimArray("claim4-5", "uid4-5", "10Gi", "", v1.ClaimPending, nil),
|
|
newClaimArray("claim4-5", "uid4-5", "10Gi", "", v1.ClaimPending, nil),
|
|
noevents, noerrors, testSyncVolume,
|
|
},
|
|
{
|
|
// syncVolume with volume bound to bound claim.
|
|
// Check that the volume is marked as Bound.
|
|
"4-6 - volume bound by to bound claim",
|
|
newVolumeArray("volume4-6", "10Gi", "uid4-6", "claim4-6", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty),
|
|
newVolumeArray("volume4-6", "10Gi", "uid4-6", "claim4-6", v1.VolumeBound, v1.PersistentVolumeReclaimRetain, classEmpty),
|
|
newClaimArray("claim4-6", "uid4-6", "10Gi", "volume4-6", v1.ClaimBound, nil),
|
|
newClaimArray("claim4-6", "uid4-6", "10Gi", "volume4-6", v1.ClaimBound, nil),
|
|
noevents, noerrors, testSyncVolume,
|
|
},
|
|
{
|
|
// syncVolume with volume bound by controller to claim bound to
|
|
// another volume. Check that the volume is rolled back.
|
|
"4-7 - volume bound by controller to claim bound somewhere else",
|
|
newVolumeArray("volume4-7", "10Gi", "uid4-7", "claim4-7", v1.VolumeBound, v1.PersistentVolumeReclaimRetain, classEmpty, pvutil.AnnBoundByController),
|
|
newVolumeArray("volume4-7", "10Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty),
|
|
newClaimArray("claim4-7", "uid4-7", "10Gi", "volume4-7-x", v1.ClaimBound, nil),
|
|
newClaimArray("claim4-7", "uid4-7", "10Gi", "volume4-7-x", v1.ClaimBound, nil),
|
|
noevents, noerrors, testSyncVolume,
|
|
},
|
|
{
|
|
// syncVolume with volume bound by user to claim bound to
|
|
// another volume. Check that the volume is marked as Available
|
|
// and its UID is reset.
|
|
"4-8 - volume bound by user to claim bound somewhere else",
|
|
newVolumeArray("volume4-8", "10Gi", "uid4-8", "claim4-8", v1.VolumeBound, v1.PersistentVolumeReclaimRetain, classEmpty),
|
|
newVolumeArray("volume4-8", "10Gi", "", "claim4-8", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty),
|
|
newClaimArray("claim4-8", "uid4-8", "10Gi", "volume4-8-x", v1.ClaimBound, nil),
|
|
newClaimArray("claim4-8", "uid4-8", "10Gi", "volume4-8-x", v1.ClaimBound, nil),
|
|
noevents, noerrors, testSyncVolume,
|
|
},
|
|
{
|
|
// syncVolume with volume bound to bound claim.
|
|
// Check that the volume is not deleted.
|
|
"4-9 - volume bound to bound claim, with PersistentVolumeReclaimDelete",
|
|
newVolumeArray("volume4-9", "10Gi", "uid4-9", "claim4-9", v1.VolumeAvailable, v1.PersistentVolumeReclaimDelete, classEmpty),
|
|
newVolumeArray("volume4-9", "10Gi", "uid4-9", "claim4-9", v1.VolumeBound, v1.PersistentVolumeReclaimDelete, classEmpty),
|
|
newClaimArray("claim4-9", "uid4-9", "10Gi", "volume4-9", v1.ClaimBound, nil),
|
|
newClaimArray("claim4-9", "uid4-9", "10Gi", "volume4-9", v1.ClaimBound, nil),
|
|
noevents, noerrors, testSyncVolume,
|
|
},
|
|
{
|
|
// syncVolume with volume bound to missing claim.
|
|
// Check that a volume deletion is attempted. It fails because there is no deleter.
|
|
"4-10 - volume bound to missing claim",
|
|
newVolumeArray("volume4-10", "10Gi", "uid4-10", "claim4-10", v1.VolumeAvailable, v1.PersistentVolumeReclaimDelete, classEmpty),
|
|
func() []*v1.PersistentVolume {
|
|
volumes := newVolumeArray("volume4-10", "10Gi", "uid4-10", "claim4-10", v1.VolumeFailed, v1.PersistentVolumeReclaimDelete, classEmpty)
|
|
volumes[0].Status.Message = `error getting deleter volume plugin for volume "volume4-10": no volume plugin matched`
|
|
return volumes
|
|
}(),
|
|
noclaims,
|
|
noclaims,
|
|
noevents, noerrors, testSyncVolume,
|
|
},
|
|
{
|
|
// syncVolume with volume bound to claim which exists in etcd but not in the local cache.
|
|
// Check that nothing changes, in contrast to case 4-10 above.
|
|
"4-11 - volume bound to unknown claim",
|
|
newVolumeArray("volume4-11", "10Gi", "uid4-11", "claim4-11", v1.VolumeAvailable, v1.PersistentVolumeReclaimDelete, classEmpty),
|
|
newVolumeArray("volume4-11", "10Gi", "uid4-11", "claim4-11", v1.VolumeBound, v1.PersistentVolumeReclaimDelete, classEmpty),
|
|
newClaimArray("claim4-11", "uid4-11", "10Gi", "volume4-11", v1.ClaimBound, nil, annSkipLocalStore),
|
|
newClaimArray("claim4-11", "uid4-11", "10Gi", "volume4-11", v1.ClaimBound, nil, annSkipLocalStore),
|
|
noevents, noerrors, testSyncVolume,
|
|
},
|
|
|
|
// PVC with class
|
|
{
|
|
// syncVolume binds a claim to requested class even if there is a
|
|
// smaller PV available
|
|
"13-1 - binding to class",
|
|
[]*v1.PersistentVolume{
|
|
newVolume("volume13-1-1", "1Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty),
|
|
newVolume("volume13-1-2", "10Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classGold),
|
|
},
|
|
[]*v1.PersistentVolume{
|
|
newVolume("volume13-1-1", "1Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty),
|
|
newVolume("volume13-1-2", "10Gi", "uid13-1", "claim13-1", v1.VolumeBound, v1.PersistentVolumeReclaimRetain, classGold, pvutil.AnnBoundByController),
|
|
},
|
|
newClaimArray("claim13-1", "uid13-1", "1Gi", "", v1.ClaimPending, &classGold),
|
|
withExpectedCapacity("10Gi", newClaimArray("claim13-1", "uid13-1", "1Gi", "volume13-1-2", v1.ClaimBound, &classGold, pvutil.AnnBoundByController, pvutil.AnnBindCompleted)),
|
|
noevents, noerrors, testSyncClaim,
|
|
},
|
|
{
|
|
// syncVolume binds a claim without a class even if there is a
|
|
// smaller PV with a class available
|
|
"13-2 - binding without a class",
|
|
[]*v1.PersistentVolume{
|
|
newVolume("volume13-2-1", "1Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classGold),
|
|
newVolume("volume13-2-2", "10Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty),
|
|
},
|
|
[]*v1.PersistentVolume{
|
|
newVolume("volume13-2-1", "1Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classGold),
|
|
newVolume("volume13-2-2", "10Gi", "uid13-2", "claim13-2", v1.VolumeBound, v1.PersistentVolumeReclaimRetain, classEmpty, pvutil.AnnBoundByController),
|
|
},
|
|
newClaimArray("claim13-2", "uid13-2", "1Gi", "", v1.ClaimPending, nil),
|
|
withExpectedCapacity("10Gi", newClaimArray("claim13-2", "uid13-2", "1Gi", "volume13-2-2", v1.ClaimBound, nil, pvutil.AnnBoundByController, pvutil.AnnBindCompleted)),
|
|
noevents, noerrors, testSyncClaim,
|
|
},
|
|
{
|
|
// syncVolume binds a claim with given class even if there is a
|
|
// smaller PV with different class available
|
|
"13-3 - binding to specific a class",
|
|
[]*v1.PersistentVolume{
|
|
newVolume("volume13-3-1", "1Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classSilver),
|
|
newVolume("volume13-3-2", "10Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classGold),
|
|
},
|
|
[]*v1.PersistentVolume{
|
|
newVolume("volume13-3-1", "1Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classSilver),
|
|
newVolume("volume13-3-2", "10Gi", "uid13-3", "claim13-3", v1.VolumeBound, v1.PersistentVolumeReclaimRetain, classGold, pvutil.AnnBoundByController),
|
|
},
|
|
newClaimArray("claim13-3", "uid13-3", "1Gi", "", v1.ClaimPending, &classGold),
|
|
withExpectedCapacity("10Gi", newClaimArray("claim13-3", "uid13-3", "1Gi", "volume13-3-2", v1.ClaimBound, &classGold, pvutil.AnnBoundByController, pvutil.AnnBindCompleted)),
|
|
noevents, noerrors, testSyncClaim,
|
|
},
|
|
{
|
|
// syncVolume binds claim requesting class "" to claim to PV with
|
|
// class=""
|
|
"13-4 - empty class",
|
|
newVolumeArray("volume13-4", "1Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty),
|
|
newVolumeArray("volume13-4", "1Gi", "uid13-4", "claim13-4", v1.VolumeBound, v1.PersistentVolumeReclaimRetain, classEmpty, pvutil.AnnBoundByController),
|
|
newClaimArray("claim13-4", "uid13-4", "1Gi", "", v1.ClaimPending, &classEmpty),
|
|
newClaimArray("claim13-4", "uid13-4", "1Gi", "volume13-4", v1.ClaimBound, &classEmpty, pvutil.AnnBoundByController, pvutil.AnnBindCompleted),
|
|
noevents, noerrors, testSyncClaim,
|
|
},
|
|
{
|
|
// syncVolume binds claim requesting class nil to claim to PV with
|
|
// class = ""
|
|
"13-5 - nil class",
|
|
newVolumeArray("volume13-5", "1Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty),
|
|
newVolumeArray("volume13-5", "1Gi", "uid13-5", "claim13-5", v1.VolumeBound, v1.PersistentVolumeReclaimRetain, classEmpty, pvutil.AnnBoundByController),
|
|
newClaimArray("claim13-5", "uid13-5", "1Gi", "", v1.ClaimPending, nil),
|
|
newClaimArray("claim13-5", "uid13-5", "1Gi", "volume13-5", v1.ClaimBound, nil, pvutil.AnnBoundByController, pvutil.AnnBindCompleted),
|
|
noevents, noerrors, testSyncClaim,
|
|
},
|
|
}
|
|
|
|
runSyncTests(t, tests, []*storage.StorageClass{
|
|
{
|
|
ObjectMeta: metav1.ObjectMeta{Name: classWait},
|
|
VolumeBindingMode: &modeWait,
|
|
},
|
|
}, []*v1.Pod{})
|
|
}
|
|
|
|
func TestSyncBlockVolume(t *testing.T) {
|
|
modeBlock := v1.PersistentVolumeBlock
|
|
modeFile := v1.PersistentVolumeFilesystem
|
|
|
|
// Tests assume defaulting, so feature enabled will never have nil volumeMode
|
|
tests := []controllerTest{
|
|
// PVC with VolumeMode
|
|
{
|
|
// syncVolume binds a requested block claim to a block volume
|
|
"14-1 - binding to volumeMode block",
|
|
withVolumeVolumeMode(&modeBlock, newVolumeArray("volume14-1", "10Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty)),
|
|
withVolumeVolumeMode(&modeBlock, newVolumeArray("volume14-1", "10Gi", "uid14-1", "claim14-1", v1.VolumeBound, v1.PersistentVolumeReclaimRetain, classEmpty, pvutil.AnnBoundByController)),
|
|
withClaimVolumeMode(&modeBlock, newClaimArray("claim14-1", "uid14-1", "10Gi", "", v1.ClaimPending, nil)),
|
|
withClaimVolumeMode(&modeBlock, newClaimArray("claim14-1", "uid14-1", "10Gi", "volume14-1", v1.ClaimBound, nil, pvutil.AnnBoundByController, pvutil.AnnBindCompleted)),
|
|
noevents, noerrors, testSyncClaim,
|
|
},
|
|
{
|
|
// syncVolume binds a requested filesystem claim to a filesystem volume
|
|
"14-2 - binding to volumeMode filesystem",
|
|
withVolumeVolumeMode(&modeFile, newVolumeArray("volume14-2", "10Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty)),
|
|
withVolumeVolumeMode(&modeFile, newVolumeArray("volume14-2", "10Gi", "uid14-2", "claim14-2", v1.VolumeBound, v1.PersistentVolumeReclaimRetain, classEmpty, pvutil.AnnBoundByController)),
|
|
withClaimVolumeMode(&modeFile, newClaimArray("claim14-2", "uid14-2", "10Gi", "", v1.ClaimPending, nil)),
|
|
withClaimVolumeMode(&modeFile, newClaimArray("claim14-2", "uid14-2", "10Gi", "volume14-2", v1.ClaimBound, nil, pvutil.AnnBoundByController, pvutil.AnnBindCompleted)),
|
|
noevents, noerrors, testSyncClaim,
|
|
},
|
|
{
|
|
// failed syncVolume do not bind to an unspecified volumemode for claim to a specified filesystem volume
|
|
"14-3 - do not bind pv volumeMode filesystem and pvc volumeMode block",
|
|
withVolumeVolumeMode(&modeFile, newVolumeArray("volume14-3", "10Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty)),
|
|
withVolumeVolumeMode(&modeFile, newVolumeArray("volume14-3", "10Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty)),
|
|
withClaimVolumeMode(&modeBlock, newClaimArray("claim14-3", "uid14-3", "10Gi", "", v1.ClaimPending, nil)),
|
|
withClaimVolumeMode(&modeBlock, newClaimArray("claim14-3", "uid14-3", "10Gi", "", v1.ClaimPending, nil)),
|
|
[]string{"Normal FailedBinding"},
|
|
noerrors, testSyncClaim,
|
|
},
|
|
{
|
|
// failed syncVolume do not bind a requested filesystem claim to an unspecified volumeMode for volume
|
|
"14-4 - do not bind pv volumeMode block and pvc volumeMode filesystem",
|
|
withVolumeVolumeMode(&modeBlock, newVolumeArray("volume14-4", "10Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty)),
|
|
withVolumeVolumeMode(&modeBlock, newVolumeArray("volume14-4", "10Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty)),
|
|
withClaimVolumeMode(&modeFile, newClaimArray("claim14-4", "uid14-4", "10Gi", "", v1.ClaimPending, nil)),
|
|
withClaimVolumeMode(&modeFile, newClaimArray("claim14-4", "uid14-4", "10Gi", "", v1.ClaimPending, nil)),
|
|
[]string{"Normal FailedBinding"},
|
|
noerrors, testSyncClaim,
|
|
},
|
|
{
|
|
// failed syncVolume do not bind when matching class but not matching volumeModes
|
|
"14-5 - do not bind when matching class but not volumeMode",
|
|
withVolumeVolumeMode(&modeFile, newVolumeArray("volume14-5", "10Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classGold)),
|
|
withVolumeVolumeMode(&modeFile, newVolumeArray("volume14-5", "10Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classGold)),
|
|
withClaimVolumeMode(&modeBlock, newClaimArray("claim14-5", "uid14-5", "10Gi", "", v1.ClaimPending, &classGold)),
|
|
withClaimVolumeMode(&modeBlock, newClaimArray("claim14-5", "uid14-5", "10Gi", "", v1.ClaimPending, &classGold)),
|
|
[]string{"Warning ProvisioningFailed"},
|
|
noerrors, testSyncClaim,
|
|
},
|
|
{
|
|
// failed syncVolume do not bind when matching volumeModes but class does not match
|
|
"14-5-1 - do not bind when matching volumeModes but class does not match",
|
|
withVolumeVolumeMode(&modeFile, newVolumeArray("volume14-5-1", "10Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classGold)),
|
|
withVolumeVolumeMode(&modeFile, newVolumeArray("volume14-5-1", "10Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classGold)),
|
|
withClaimVolumeMode(&modeFile, newClaimArray("claim14-5-1", "uid14-5-1", "10Gi", "", v1.ClaimPending, &classSilver)),
|
|
withClaimVolumeMode(&modeFile, newClaimArray("claim14-5-1", "uid14-5-1", "10Gi", "", v1.ClaimPending, &classSilver)),
|
|
[]string{"Warning ProvisioningFailed"},
|
|
noerrors, testSyncClaim,
|
|
},
|
|
{
|
|
// failed syncVolume do not bind when pvc is prebound to pv with matching volumeModes but class does not match
|
|
"14-5-2 - do not bind when pvc is prebound to pv with matching volumeModes but class does not match",
|
|
withVolumeVolumeMode(&modeFile, newVolumeArray("volume14-5-2", "10Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classGold)),
|
|
withVolumeVolumeMode(&modeFile, newVolumeArray("volume14-5-2", "10Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classGold)),
|
|
withClaimVolumeMode(&modeFile, newClaimArray("claim14-5-2", "uid14-5-2", "10Gi", "volume14-5-2", v1.ClaimPending, &classSilver)),
|
|
withClaimVolumeMode(&modeFile, newClaimArray("claim14-5-2", "uid14-5-2", "10Gi", "volume14-5-2", v1.ClaimPending, &classSilver)),
|
|
[]string{"Warning VolumeMismatch"},
|
|
noerrors, testSyncClaim,
|
|
},
|
|
{
|
|
// syncVolume bind when pv is prebound and volumeModes match
|
|
"14-7 - bind when pv volume is prebound and volumeModes match",
|
|
withVolumeVolumeMode(&modeBlock, newVolumeArray("volume14-7", "10Gi", "", "claim14-7", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty)),
|
|
withVolumeVolumeMode(&modeBlock, newVolumeArray("volume14-7", "10Gi", "uid14-7", "claim14-7", v1.VolumeBound, v1.PersistentVolumeReclaimRetain, classEmpty)),
|
|
withClaimVolumeMode(&modeBlock, newClaimArray("claim14-7", "uid14-7", "10Gi", "", v1.ClaimPending, nil)),
|
|
withClaimVolumeMode(&modeBlock, newClaimArray("claim14-7", "uid14-7", "10Gi", "volume14-7", v1.ClaimBound, nil, pvutil.AnnBoundByController, pvutil.AnnBindCompleted)),
|
|
noevents, noerrors, testSyncClaim,
|
|
},
|
|
{
|
|
// failed syncVolume do not bind when pvc is prebound to pv with mismatching volumeModes
|
|
"14-8 - do not bind when pvc is prebound to pv with mismatching volumeModes",
|
|
withVolumeVolumeMode(&modeBlock, newVolumeArray("volume14-8", "10Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty)),
|
|
withVolumeVolumeMode(&modeBlock, newVolumeArray("volume14-8", "10Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty)),
|
|
withClaimVolumeMode(&modeFile, newClaimArray("claim14-8", "uid14-8", "10Gi", "volume14-8", v1.ClaimPending, nil)),
|
|
withClaimVolumeMode(&modeFile, newClaimArray("claim14-8", "uid14-8", "10Gi", "volume14-8", v1.ClaimPending, nil)),
|
|
[]string{"Warning VolumeMismatch"},
|
|
noerrors, testSyncClaim,
|
|
},
|
|
{
|
|
// failed syncVolume do not bind when pvc is prebound to pv with mismatching volumeModes
|
|
"14-8-1 - do not bind when pvc is prebound to pv with mismatching volumeModes",
|
|
withVolumeVolumeMode(&modeBlock, newVolumeArray("volume14-8-1", "10Gi", "", "claim14-8-1", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty)),
|
|
withVolumeVolumeMode(&modeBlock, newVolumeArray("volume14-8-1", "10Gi", "", "claim14-8-1", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty)),
|
|
withClaimVolumeMode(&modeFile, newClaimArray("claim14-8-1", "uid14-8-1", "10Gi", "", v1.ClaimPending, nil)),
|
|
withClaimVolumeMode(&modeFile, newClaimArray("claim14-8-1", "uid14-8-1", "10Gi", "", v1.ClaimPending, nil)),
|
|
[]string{"Normal FailedBinding"},
|
|
noerrors, testSyncClaim,
|
|
},
|
|
{
|
|
// syncVolume binds when pvc is prebound to pv with matching volumeModes block
|
|
"14-9 - bind when pvc is prebound to pv with matching volumeModes block",
|
|
withVolumeVolumeMode(&modeBlock, newVolumeArray("volume14-9", "10Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty)),
|
|
withVolumeVolumeMode(&modeBlock, newVolumeArray("volume14-9", "10Gi", "uid14-9", "claim14-9", v1.VolumeBound, v1.PersistentVolumeReclaimRetain, classEmpty, pvutil.AnnBoundByController)),
|
|
withClaimVolumeMode(&modeBlock, newClaimArray("claim14-9", "uid14-9", "10Gi", "volume14-9", v1.ClaimPending, nil)),
|
|
withClaimVolumeMode(&modeBlock, newClaimArray("claim14-9", "uid14-9", "10Gi", "volume14-9", v1.ClaimBound, nil, pvutil.AnnBindCompleted)),
|
|
noevents, noerrors, testSyncClaim,
|
|
},
|
|
{
|
|
// syncVolume binds when pv is prebound to pvc with matching volumeModes block
|
|
"14-10 - bind when pv is prebound to pvc with matching volumeModes block",
|
|
withVolumeVolumeMode(&modeBlock, newVolumeArray("volume14-10", "10Gi", "", "claim14-10", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty)),
|
|
withVolumeVolumeMode(&modeBlock, newVolumeArray("volume14-10", "10Gi", "uid14-10", "claim14-10", v1.VolumeBound, v1.PersistentVolumeReclaimRetain, classEmpty)),
|
|
withClaimVolumeMode(&modeBlock, newClaimArray("claim14-10", "uid14-10", "10Gi", "", v1.ClaimPending, nil)),
|
|
withClaimVolumeMode(&modeBlock, newClaimArray("claim14-10", "uid14-10", "10Gi", "volume14-10", v1.ClaimBound, nil, pvutil.AnnBoundByController, pvutil.AnnBindCompleted)),
|
|
noevents, noerrors, testSyncClaim,
|
|
},
|
|
{
|
|
// syncVolume binds when pvc is prebound to pv with matching volumeModes filesystem
|
|
"14-11 - bind when pvc is prebound to pv with matching volumeModes filesystem",
|
|
withVolumeVolumeMode(&modeFile, newVolumeArray("volume14-11", "10Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty)),
|
|
withVolumeVolumeMode(&modeFile, newVolumeArray("volume14-11", "10Gi", "uid14-11", "claim14-11", v1.VolumeBound, v1.PersistentVolumeReclaimRetain, classEmpty, pvutil.AnnBoundByController)),
|
|
withClaimVolumeMode(&modeFile, newClaimArray("claim14-11", "uid14-11", "10Gi", "volume14-11", v1.ClaimPending, nil)),
|
|
withClaimVolumeMode(&modeFile, newClaimArray("claim14-11", "uid14-11", "10Gi", "volume14-11", v1.ClaimBound, nil, pvutil.AnnBindCompleted)),
|
|
noevents, noerrors, testSyncClaim,
|
|
},
|
|
{
|
|
// syncVolume binds when pv is prebound to pvc with matching volumeModes filesystem
|
|
"14-12 - bind when pv is prebound to pvc with matching volumeModes filesystem",
|
|
withVolumeVolumeMode(&modeFile, newVolumeArray("volume14-12", "10Gi", "", "claim14-12", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty)),
|
|
withVolumeVolumeMode(&modeFile, newVolumeArray("volume14-12", "10Gi", "uid14-12", "claim14-12", v1.VolumeBound, v1.PersistentVolumeReclaimRetain, classEmpty)),
|
|
withClaimVolumeMode(&modeFile, newClaimArray("claim14-12", "uid14-12", "10Gi", "", v1.ClaimPending, nil)),
|
|
withClaimVolumeMode(&modeFile, newClaimArray("claim14-12", "uid14-12", "10Gi", "volume14-12", v1.ClaimBound, nil, pvutil.AnnBoundByController, pvutil.AnnBindCompleted)),
|
|
noevents, noerrors, testSyncClaim,
|
|
},
|
|
{
|
|
// syncVolume output warning when pv is prebound to pvc with mismatching volumeMode
|
|
"14-13 - output warning when pv is prebound to pvc with different volumeModes",
|
|
withVolumeVolumeMode(&modeFile, newVolumeArray("volume14-13", "10Gi", "uid14-13", "claim14-13", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty, pvutil.AnnBoundByController)),
|
|
withVolumeVolumeMode(&modeFile, newVolumeArray("volume14-13", "10Gi", "uid14-13", "claim14-13", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty, pvutil.AnnBoundByController)),
|
|
withClaimVolumeMode(&modeBlock, newClaimArray("claim14-13", "uid14-13", "10Gi", "", v1.ClaimPending, nil)),
|
|
withClaimVolumeMode(&modeBlock, newClaimArray("claim14-13", "uid14-13", "10Gi", "", v1.ClaimPending, nil)),
|
|
[]string{"Warning VolumeMismatch"},
|
|
noerrors, testSyncVolume,
|
|
},
|
|
{
|
|
// syncVolume output warning when pv is prebound to pvc with mismatching volumeMode
|
|
"14-13-1 - output warning when pv is prebound to pvc with different volumeModes",
|
|
withVolumeVolumeMode(&modeBlock, newVolumeArray("volume14-13-1", "10Gi", "uid14-13-1", "claim14-13-1", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty, pvutil.AnnBoundByController)),
|
|
withVolumeVolumeMode(&modeBlock, newVolumeArray("volume14-13-1", "10Gi", "uid14-13-1", "claim14-13-1", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty, pvutil.AnnBoundByController)),
|
|
withClaimVolumeMode(&modeFile, newClaimArray("claim14-13-1", "uid14-13-1", "10Gi", "", v1.ClaimPending, nil)),
|
|
withClaimVolumeMode(&modeFile, newClaimArray("claim14-13-1", "uid14-13-1", "10Gi", "", v1.ClaimPending, nil)),
|
|
[]string{"Warning VolumeMismatch"},
|
|
noerrors, testSyncVolume,
|
|
},
|
|
{
|
|
// syncVolume waits for synClaim without warning when pv is prebound to pvc with matching volumeMode block
|
|
"14-14 - wait for synClaim without warning when pv is prebound to pvc with matching volumeModes block",
|
|
withVolumeVolumeMode(&modeBlock, newVolumeArray("volume14-14", "10Gi", "uid14-14", "claim14-14", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty, pvutil.AnnBoundByController)),
|
|
withVolumeVolumeMode(&modeBlock, newVolumeArray("volume14-14", "10Gi", "uid14-14", "claim14-14", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty, pvutil.AnnBoundByController)),
|
|
withClaimVolumeMode(&modeBlock, newClaimArray("claim14-14", "uid14-14", "10Gi", "", v1.ClaimPending, nil)),
|
|
withClaimVolumeMode(&modeBlock, newClaimArray("claim14-14", "uid14-14", "10Gi", "", v1.ClaimPending, nil)),
|
|
noevents, noerrors, testSyncVolume,
|
|
},
|
|
{
|
|
// syncVolume waits for synClaim without warning when pv is prebound to pvc with matching volumeMode file
|
|
"14-14-1 - wait for synClaim without warning when pv is prebound to pvc with matching volumeModes file",
|
|
withVolumeVolumeMode(&modeFile, newVolumeArray("volume14-14-1", "10Gi", "uid14-14-1", "claim14-14-1", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty, pvutil.AnnBoundByController)),
|
|
withVolumeVolumeMode(&modeFile, newVolumeArray("volume14-14-1", "10Gi", "uid14-14-1", "claim14-14-1", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty, pvutil.AnnBoundByController)),
|
|
withClaimVolumeMode(&modeFile, newClaimArray("claim14-14-1", "uid14-14-1", "10Gi", "", v1.ClaimPending, nil)),
|
|
withClaimVolumeMode(&modeFile, newClaimArray("claim14-14-1", "uid14-14-1", "10Gi", "", v1.ClaimPending, nil)),
|
|
noevents, noerrors, testSyncVolume,
|
|
},
|
|
}
|
|
|
|
runSyncTests(t, tests, []*storage.StorageClass{}, []*v1.Pod{})
|
|
}
|
|
|
|
// Test multiple calls to syncClaim/syncVolume and periodic sync of all
|
|
// volume/claims. The test follows this pattern:
|
|
// 0. Load the controller with initial data.
|
|
// 1. Call controllerTest.testCall() once as in TestSync()
|
|
// 2. For all volumes/claims changed by previous syncVolume/syncClaim calls,
|
|
// call appropriate syncVolume/syncClaim (simulating "volume/claim changed"
|
|
// events). Go to 2. if these calls change anything.
|
|
// 3. When all changes are processed and no new changes were made, call
|
|
// syncVolume/syncClaim on all volumes/claims (simulating "periodic sync").
|
|
// 4. If some changes were done by step 3., go to 2. (simulation of
|
|
// "volume/claim updated" events, eventually performing step 3. again)
|
|
// 5. When 3. does not do any changes, finish the tests and compare final set
|
|
// of volumes/claims with expected claims/volumes and report differences.
|
|
// Some limit of calls in enforced to prevent endless loops.
|
|
func TestMultiSync(t *testing.T) {
|
|
tests := []controllerTest{
|
|
// Test simple binding
|
|
{
|
|
// syncClaim binds to a matching unbound volume.
|
|
"10-1 - successful bind",
|
|
newVolumeArray("volume10-1", "1Gi", "", "", v1.VolumePending, v1.PersistentVolumeReclaimRetain, classEmpty),
|
|
newVolumeArray("volume10-1", "1Gi", "uid10-1", "claim10-1", v1.VolumeBound, v1.PersistentVolumeReclaimRetain, classEmpty, pvutil.AnnBoundByController),
|
|
newClaimArray("claim10-1", "uid10-1", "1Gi", "", v1.ClaimPending, nil),
|
|
newClaimArray("claim10-1", "uid10-1", "1Gi", "volume10-1", v1.ClaimBound, nil, pvutil.AnnBoundByController, pvutil.AnnBindCompleted),
|
|
noevents, noerrors, testSyncClaim,
|
|
},
|
|
{
|
|
// Two controllers bound two PVs to single claim. Test one of them
|
|
// wins and the second rolls back.
|
|
"10-2 - bind PV race",
|
|
[]*v1.PersistentVolume{
|
|
newVolume("volume10-2-1", "1Gi", "uid10-2", "claim10-2", v1.VolumeBound, v1.PersistentVolumeReclaimRetain, classEmpty, pvutil.AnnBoundByController),
|
|
newVolume("volume10-2-2", "1Gi", "uid10-2", "claim10-2", v1.VolumeBound, v1.PersistentVolumeReclaimRetain, classEmpty, pvutil.AnnBoundByController),
|
|
},
|
|
[]*v1.PersistentVolume{
|
|
newVolume("volume10-2-1", "1Gi", "uid10-2", "claim10-2", v1.VolumeBound, v1.PersistentVolumeReclaimRetain, classEmpty, pvutil.AnnBoundByController),
|
|
newVolume("volume10-2-2", "1Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty),
|
|
},
|
|
newClaimArray("claim10-2", "uid10-2", "1Gi", "volume10-2-1", v1.ClaimBound, nil, pvutil.AnnBoundByController, pvutil.AnnBindCompleted),
|
|
newClaimArray("claim10-2", "uid10-2", "1Gi", "volume10-2-1", v1.ClaimBound, nil, pvutil.AnnBoundByController, pvutil.AnnBindCompleted),
|
|
noevents, noerrors, testSyncClaim,
|
|
},
|
|
}
|
|
|
|
runMultisyncTests(t, tests, []*storage.StorageClass{}, "")
|
|
}
|