forked from rook/rook
travisn
20f6af8a4d
The flex driver no longer needs to check whether a kubelet restart is needed or whether the namespace-specific driver can be supported. The copy of k8s 1.13 types can also be removed since we have updated to a newer k8s client. Signed-off-by: travisn <tnielsen@redhat.com>
240 lines
9.3 KiB
Go
240 lines
9.3 KiB
Go
/*
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Copyright 2017 The Rook Authors. All rights reserved.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package provisioner
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import (
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"io/ioutil"
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"os"
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"path"
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"strings"
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"testing"
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"github.com/rook/rook/pkg/clusterd"
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cephtest "github.com/rook/rook/pkg/daemon/ceph/test"
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"github.com/rook/rook/pkg/operator/test"
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exectest "github.com/rook/rook/pkg/util/exec/test"
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"github.com/stretchr/testify/assert"
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"k8s.io/api/core/v1"
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storagebeta "k8s.io/api/storage/v1beta1"
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"k8s.io/apimachinery/pkg/api/resource"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/types"
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"sigs.k8s.io/sig-storage-lib-external-provisioner/controller"
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)
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func TestProvisionImage(t *testing.T) {
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clientset := test.New(3)
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namespace := "ns"
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configDir, _ := ioutil.TempDir("", "")
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os.Setenv("POD_NAMESPACE", "rook-ceph")
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defer os.Setenv("POD_NAMESPACE", "")
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defer os.RemoveAll(configDir)
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executor := &exectest.MockExecutor{
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MockExecuteCommandWithOutput: func(debug bool, actionName string, command string, args ...string) (string, error) {
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if strings.Contains(command, "ceph-authtool") {
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cephtest.CreateConfigDir(path.Join(configDir, namespace))
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}
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if command == "rbd" && args[0] == "create" {
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return `[{"image":"pvc-uid-1-1","size":1048576,"format":2}]`, nil
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}
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if command == "rbd" && args[0] == "info" {
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assert.Equal(t, "testpool/pvc-uid-1-1", args[1])
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return `{"name":"pvc-uid-1-1","size":1048576,"objects":1,"order":20,"object_size":1048576,"block_name_prefix":"testpool_data.229226b8b4567",` +
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`"format":2,"features":["layering"],"op_features":[],"flags":[],"create_timestamp":"Fri Oct 5 19:46:20 2018"}`, nil
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}
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return "", nil
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},
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}
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context := &clusterd.Context{
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Clientset: clientset,
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Executor: executor,
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ConfigDir: configDir,
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}
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provisioner := New(context, "foo.io")
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volume := newVolumeOptions(newStorageClass("class-1", "foo.io/block", map[string]string{"pool": "testpool", "clusterNamespace": "testCluster", "fsType": "ext3", "dataBlockPool": ""}, v1.PersistentVolumeReclaimRetain), newClaim("claim-1", "uid-1-1", "class-1", "", "class-1", nil), v1.PersistentVolumeReclaimRetain)
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pv, err := provisioner.Provision(volume)
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assert.Nil(t, err)
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assert.Equal(t, "pvc-uid-1-1", pv.Name)
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assert.NotNil(t, pv.Spec.PersistentVolumeSource.FlexVolume)
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assert.Equal(t, v1.PersistentVolumeReclaimRetain, pv.Spec.PersistentVolumeReclaimPolicy)
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assert.Equal(t, "foo.io/rook-ceph", pv.Spec.PersistentVolumeSource.FlexVolume.Driver)
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assert.Equal(t, "ext3", pv.Spec.PersistentVolumeSource.FlexVolume.FSType)
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assert.Equal(t, "testCluster", pv.Spec.PersistentVolumeSource.FlexVolume.Options["clusterNamespace"])
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assert.Equal(t, "class-1", pv.Spec.PersistentVolumeSource.FlexVolume.Options["storageClass"])
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assert.Equal(t, "testpool", pv.Spec.PersistentVolumeSource.FlexVolume.Options["pool"])
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assert.Equal(t, "pvc-uid-1-1", pv.Spec.PersistentVolumeSource.FlexVolume.Options["image"])
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assert.Equal(t, "", pv.Spec.PersistentVolumeSource.FlexVolume.Options["dataBlockPool"])
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volume = newVolumeOptions(newStorageClass("class-1", "foo.io/block", map[string]string{"pool": "testpool", "clusterNamespace": "testCluster", "fsType": "ext3", "dataBlockPool": "iamdatapool"}, v1.PersistentVolumeReclaimRecycle), newClaim("claim-1", "uid-1-1", "class-1", "", "class-1", nil), v1.PersistentVolumeReclaimRecycle)
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pv, err = provisioner.Provision(volume)
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assert.Nil(t, err)
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assert.Equal(t, "pvc-uid-1-1", pv.Name)
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assert.NotNil(t, pv.Spec.PersistentVolumeSource.FlexVolume)
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assert.Equal(t, v1.PersistentVolumeReclaimRecycle, pv.Spec.PersistentVolumeReclaimPolicy)
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assert.Equal(t, "foo.io/rook-ceph", pv.Spec.PersistentVolumeSource.FlexVolume.Driver)
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assert.Equal(t, "ext3", pv.Spec.PersistentVolumeSource.FlexVolume.FSType)
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assert.Equal(t, "testCluster", pv.Spec.PersistentVolumeSource.FlexVolume.Options["clusterNamespace"])
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assert.Equal(t, "class-1", pv.Spec.PersistentVolumeSource.FlexVolume.Options["storageClass"])
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assert.Equal(t, "testpool", pv.Spec.PersistentVolumeSource.FlexVolume.Options["pool"])
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assert.Equal(t, "pvc-uid-1-1", pv.Spec.PersistentVolumeSource.FlexVolume.Options["image"])
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assert.Equal(t, "iamdatapool", pv.Spec.PersistentVolumeSource.FlexVolume.Options["dataBlockPool"])
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}
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func TestReclaimPolicyForProvisionedImages(t *testing.T) {
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clientset := test.New(3)
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namespace := "ns"
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configDir, _ := ioutil.TempDir("", "")
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os.Setenv("POD_NAMESPACE", "rook-system")
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defer os.Setenv("POD_NAMESPACE", "")
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defer os.RemoveAll(configDir)
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executor := &exectest.MockExecutor{
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MockExecuteCommandWithOutput: func(debug bool, actionName string, command string, args ...string) (string, error) {
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if strings.Contains(command, "ceph-authtool") {
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cephtest.CreateConfigDir(path.Join(configDir, namespace))
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}
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if command == "rbd" && args[0] == "create" {
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return `[{"image":"pvc-uid-1-1","size":1048576,"format":2}]`, nil
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}
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if command == "rbd" && args[0] == "info" {
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assert.Equal(t, "testpool/pvc-uid-1-1", args[1])
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return `{"name":"pvc-uid-1-1","size":1048576,"objects":1,"order":20,"object_size":1048576,"block_name_prefix":"testpool_data.229226b8b4567",` +
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`"format":2,"features":["layering"],"op_features":[],"flags":[],"create_timestamp":"Fri Oct 5 19:46:20 2018"}`, nil
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}
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return "", nil
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},
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}
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context := &clusterd.Context{
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Clientset: clientset,
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Executor: executor,
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ConfigDir: configDir,
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}
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provisioner := New(context, "foo.io")
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for _, reclaimPolicy := range []v1.PersistentVolumeReclaimPolicy{v1.PersistentVolumeReclaimDelete, v1.PersistentVolumeReclaimRetain, v1.PersistentVolumeReclaimRecycle} {
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volume := newVolumeOptions(newStorageClass("class-1", "foo.io/block", map[string]string{"pool": "testpool", "clusterNamespace": "testCluster", "fsType": "ext3", "dataBlockPool": "iamdatapool"}, reclaimPolicy), newClaim("claim-1", "uid-1-1", "class-1", "", "class-1", nil), reclaimPolicy)
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pv, err := provisioner.Provision(volume)
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assert.Nil(t, err)
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assert.Equal(t, reclaimPolicy, pv.Spec.PersistentVolumeReclaimPolicy)
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}
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}
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func TestParseClassParameters(t *testing.T) {
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cfg := make(map[string]string)
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cfg["pool"] = "testPool"
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cfg["clustername"] = "myname"
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cfg["fstype"] = "ext4"
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provConfig, err := parseClassParameters(cfg)
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assert.Nil(t, err)
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assert.Equal(t, "testPool", provConfig.blockPool)
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assert.Equal(t, "myname", provConfig.clusterNamespace)
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assert.Equal(t, "ext4", provConfig.fstype)
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}
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func TestParseClassParametersDefault(t *testing.T) {
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cfg := make(map[string]string)
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cfg["blockPool"] = "testPool"
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provConfig, err := parseClassParameters(cfg)
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assert.Nil(t, err)
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assert.Equal(t, "testPool", provConfig.blockPool)
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assert.Equal(t, "rook-ceph", provConfig.clusterNamespace)
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assert.Equal(t, "", provConfig.fstype)
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}
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func TestParseClassParametersNoPool(t *testing.T) {
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cfg := make(map[string]string)
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cfg["clustername"] = "myname"
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_, err := parseClassParameters(cfg)
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assert.EqualError(t, err, "StorageClass for provisioner rookVolumeProvisioner must contain 'blockPool' parameter")
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}
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func TestParseClassParametersInvalidOption(t *testing.T) {
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cfg := make(map[string]string)
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cfg["pool"] = "testPool"
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cfg["foo"] = "bar"
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_, err := parseClassParameters(cfg)
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assert.EqualError(t, err, "invalid option \"foo\" for volume plugin rookVolumeProvisioner")
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}
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func newVolumeOptions(storageClass *storagebeta.StorageClass, claim *v1.PersistentVolumeClaim, reclaimPolicy v1.PersistentVolumeReclaimPolicy) controller.VolumeOptions {
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return controller.VolumeOptions{
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PersistentVolumeReclaimPolicy: reclaimPolicy,
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PVName: "pvc-" + string(claim.ObjectMeta.UID),
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PVC: claim,
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Parameters: storageClass.Parameters,
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}
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}
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func newStorageClass(name, provisioner string, parameters map[string]string, reclaimPolicy v1.PersistentVolumeReclaimPolicy) *storagebeta.StorageClass {
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return &storagebeta.StorageClass{
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ObjectMeta: metav1.ObjectMeta{
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Name: name,
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},
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Provisioner: provisioner,
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Parameters: parameters,
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ReclaimPolicy: &reclaimPolicy,
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}
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}
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func newClaim(name, claimUID, provisioner, volumeName, storageclassName string, annotations map[string]string) *v1.PersistentVolumeClaim {
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claim := &v1.PersistentVolumeClaim{
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ObjectMeta: metav1.ObjectMeta{
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Name: name,
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Namespace: v1.NamespaceDefault,
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UID: types.UID(claimUID),
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ResourceVersion: "0",
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SelfLink: "/api/v1/namespaces/" + v1.NamespaceDefault + "/persistentvolumeclaims/" + name,
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},
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Spec: v1.PersistentVolumeClaimSpec{
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AccessModes: []v1.PersistentVolumeAccessMode{v1.ReadWriteOnce, v1.ReadOnlyMany},
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Resources: v1.ResourceRequirements{
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Requests: v1.ResourceList{
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v1.ResourceName(v1.ResourceStorage): resource.MustParse("1Mi"),
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},
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},
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VolumeName: volumeName,
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StorageClassName: &storageclassName,
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},
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Status: v1.PersistentVolumeClaimStatus{
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Phase: v1.ClaimPending,
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},
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}
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for k, v := range annotations {
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claim.Annotations[k] = v
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}
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return claim
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}
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