forked from rook/rook
118 lines
4.0 KiB
Go
118 lines
4.0 KiB
Go
/*
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Copyright 2016 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 cluster
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import (
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"fmt"
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"os"
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"testing"
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"time"
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rookalpha "github.com/rook/rook/pkg/apis/rook.io/v1alpha1"
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"github.com/rook/rook/pkg/clusterd"
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"github.com/rook/rook/pkg/daemon/agent/flexvolume/attachment"
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"github.com/rook/rook/pkg/operator/k8sutil"
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testop "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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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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)
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func TestCreateInitialCrushMap(t *testing.T) {
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clientset := testop.New(3)
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executor := &exectest.MockExecutor{}
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context := &clusterd.Context{Clientset: clientset, Executor: executor}
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c := newCluster(&rookalpha.Cluster{}, context)
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c.Namespace = "rook294"
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// create the initial crush map and verify that a configmap value was created that says the crush map was created
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err := c.createInitialCrushMap()
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assert.Nil(t, err)
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cm, err := clientset.CoreV1().ConfigMaps(c.Namespace).Get(crushConfigMapName, metav1.GetOptions{})
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assert.Nil(t, err)
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assert.NotNil(t, cm)
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assert.Equal(t, "1", cm.Data[crushmapCreatedKey])
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// the crushmap should NOT get created again
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executor.MockExecuteCommandWithOutputFile = func(debug bool, actionName string, command string, outFileArg string, args ...string) (string, error) {
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return "", fmt.Errorf("crushmap was already created, we shouldn't be calling this again")
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}
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err = c.createInitialCrushMap()
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assert.Nil(t, err)
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}
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func TestClusterChanged(t *testing.T) {
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old := rookalpha.ClusterSpec{MonCount: 1, HostNetwork: false}
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new := rookalpha.ClusterSpec{MonCount: 3, HostNetwork: true}
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// no changes supported yet
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assert.False(t, clusterChanged(old, new))
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}
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func TestClusterDelete(t *testing.T) {
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nodeName := "node841"
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clusterName := "cluster684"
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pvName := "pvc-540"
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rookSystemNamespace := "rook-system-6413"
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os.Setenv(k8sutil.PodNamespaceEnvVar, rookSystemNamespace)
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defer os.Unsetenv(k8sutil.PodNamespaceEnvVar)
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clientset := testop.New(3)
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context := &clusterd.Context{
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Clientset: clientset,
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}
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listCount := 0
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volumeAttachmentController := &attachment.MockAttachment{
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MockList: func(namespace string) (*rookalpha.VolumeAttachmentList, error) {
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listCount++
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if listCount == 1 {
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// first listing returns an existing volume attachment, so the controller should wait
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return &rookalpha.VolumeAttachmentList{
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Items: []rookalpha.VolumeAttachment{
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{
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ObjectMeta: metav1.ObjectMeta{
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Name: pvName,
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Namespace: rookSystemNamespace,
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},
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Attachments: []rookalpha.Attachment{
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{
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Node: nodeName,
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ClusterName: clusterName,
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},
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},
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},
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},
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}, nil
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} else {
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// subsequent listings should return no volume attachments, meaning that they have all
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// been cleaned up and the controller can move on.
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return &rookalpha.VolumeAttachmentList{Items: []rookalpha.VolumeAttachment{}}, nil
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}
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},
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}
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// create the cluster controller and tell it that the cluster has been deleted
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controller := NewClusterController(context, "", volumeAttachmentController)
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clusterToDelete := &rookalpha.Cluster{ObjectMeta: metav1.ObjectMeta{Namespace: clusterName}}
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controller.handleDelete(clusterToDelete, time.Microsecond)
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// listing of volume attachments should have been called twice. the first time there were volume attachments
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// that the controller needed to wait on to be cleaned up and the second time they were all cleaned up.
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assert.Equal(t, 2, listCount)
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}
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