Files
my-rook-config/pkg/operator/ceph/file/filesystem_test.go
T
Travis Nielsen dad97f3425 core: remove support for ceph octopus
With octopus coming to end of life, we remove support from
Rook for deploying Ceph Octopus and assume a min version of
Pacific v16. Any checks for octopus or earlier are removed
from the reconciles since they are obsolete.

Signed-off-by: Travis Nielsen <tnielsen@redhat.com>
2022-07-07 15:03:26 -06:00

567 lines
22 KiB
Go

/*
Copyright 2016 The Rook Authors. All rights reserved.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package file
import (
"context"
"encoding/json"
"errors"
"fmt"
"path"
"reflect"
"strings"
"testing"
cephv1 "github.com/rook/rook/pkg/apis/ceph.rook.io/v1"
"github.com/rook/rook/pkg/clusterd"
cephclient "github.com/rook/rook/pkg/daemon/ceph/client"
clienttest "github.com/rook/rook/pkg/daemon/ceph/client/test"
"github.com/rook/rook/pkg/operator/ceph/file/mds"
"github.com/rook/rook/pkg/operator/ceph/version"
testopk8s "github.com/rook/rook/pkg/operator/k8sutil/test"
testop "github.com/rook/rook/pkg/operator/test"
exectest "github.com/rook/rook/pkg/util/exec/test"
"github.com/stretchr/testify/assert"
apps "k8s.io/api/apps/v1"
v1 "k8s.io/api/core/v1"
"k8s.io/apimachinery/pkg/api/resource"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
)
func TestValidateSpec(t *testing.T) {
context := &clusterd.Context{Executor: &exectest.MockExecutor{}}
clusterInfo := &cephclient.ClusterInfo{Namespace: "ns"}
fs := &cephv1.CephFilesystem{}
clusterSpec := &cephv1.ClusterSpec{}
// missing name
assert.NotNil(t, validateFilesystem(context, clusterInfo, clusterSpec, fs))
fs.Name = "myfs"
// missing namespace
assert.NotNil(t, validateFilesystem(context, clusterInfo, clusterSpec, fs))
fs.Namespace = "myns"
// missing data pools
assert.NotNil(t, validateFilesystem(context, clusterInfo, clusterSpec, fs))
p := cephv1.PoolSpec{Replicated: cephv1.ReplicatedSpec{Size: 1, RequireSafeReplicaSize: false}}
fs.Spec.DataPools = append(fs.Spec.DataPools, cephv1.NamedPoolSpec{PoolSpec: p})
// missing metadata pool
assert.NotNil(t, validateFilesystem(context, clusterInfo, clusterSpec, fs))
fs.Spec.MetadataPool = p
// missing mds count
assert.NotNil(t, validateFilesystem(context, clusterInfo, clusterSpec, fs))
fs.Spec.MetadataServer.ActiveCount = 1
// valid!
assert.Nil(t, validateFilesystem(context, clusterInfo, clusterSpec, fs))
}
func TestGenerateDataPoolNames(t *testing.T) {
fs := &Filesystem{Name: "fake", Namespace: "fake"}
fsSpec := cephv1.FilesystemSpec{
DataPools: []cephv1.NamedPoolSpec{
{
PoolSpec: cephv1.PoolSpec{Replicated: cephv1.ReplicatedSpec{Size: 1, RequireSafeReplicaSize: false}},
},
{
Name: "somename",
PoolSpec: cephv1.PoolSpec{Replicated: cephv1.ReplicatedSpec{Size: 1, RequireSafeReplicaSize: false}},
},
},
}
expectedNames := []string{"fake-data0", "fake-somename"}
names := generateDataPoolNames(fs, fsSpec)
assert.Equal(t, expectedNames, names)
}
func isBasePoolOperation(fsName, command string, args []string) bool {
if reflect.DeepEqual(args[0:7], []string{"osd", "pool", "create", fsName + "-metadata", "0", "replicated", fsName + "-metadata"}) {
return true
} else if reflect.DeepEqual(args[0:5], []string{"osd", "crush", "rule", "create-replicated", fsName + "-metadata"}) {
return true
} else if reflect.DeepEqual(args[0:6], []string{"osd", "pool", "set", fsName + "-metadata", "size", "1"}) {
return true
} else if reflect.DeepEqual(args[0:7], []string{"osd", "pool", "create", fsName + "-data0", "0", "replicated", fsName + "-data0"}) {
return true
} else if reflect.DeepEqual(args[0:5], []string{"osd", "crush", "rule", "create-replicated", fsName + "-data0"}) {
return true
} else if reflect.DeepEqual(args[0:6], []string{"osd", "pool", "set", fsName + "-data0", "size", "1"}) {
return true
} else if reflect.DeepEqual(args[0:4], []string{"fs", "add_data_pool", fsName, fsName + "-data0"}) {
return true
}
return false
}
func fsExecutor(t *testing.T, fsName, configDir string, multiFS bool, createDataPoolCount, addDataPoolCount *int) *exectest.MockExecutor {
mdsmap := cephclient.CephFilesystemDetails{
ID: 0,
MDSMap: cephclient.MDSMap{
FilesystemName: fsName,
MetadataPool: 2,
MaxMDS: 1,
Up: map[string]int{
"mds_0": 123,
},
DataPools: []int{3},
Info: map[string]cephclient.MDSInfo{
"gid_123": {
GID: 123,
State: "up:active",
Name: fmt.Sprintf("%s-%s", fsName, "a"),
},
"gid_124": {
GID: 124,
State: "up:standby-replay",
Name: fmt.Sprintf("%s-%s", fsName, "b"),
},
},
},
}
createdFsResponse, _ := json.Marshal(mdsmap)
firstGet := true
if multiFS {
return &exectest.MockExecutor{
MockExecuteCommandWithOutput: func(command string, args ...string) (string, error) {
if contains(args, "fs") && contains(args, "get") {
if firstGet {
firstGet = false
return "", errors.New("fs doesn't exist")
}
return string(createdFsResponse), nil
} else if contains(args, "fs") && contains(args, "ls") {
return `[{"name":"myfs","metadata_pool":"myfs-metadata","metadata_pool_id":4,"data_pool_ids":[5],"data_pools":["myfs-data0"]},{"name":"myfs2","metadata_pool":"myfs2-metadata","metadata_pool_id":6,"data_pool_ids":[7],"data_pools":["myfs2-data0"]},{"name":"leseb","metadata_pool":"cephfs.leseb.meta","metadata_pool_id":8,"data_pool_ids":[9],"data_pools":["cephfs.leseb.data"]}]`, nil
} else if contains(args, "fs") && contains(args, "dump") {
return `{"standbys":[], "filesystems":[]}`, nil
} else if contains(args, "osd") && contains(args, "lspools") {
return "[]", nil
} else if contains(args, "mds") && contains(args, "fail") {
return "", nil
} else if isBasePoolOperation(fsName, command, args) {
return "", nil
} else if reflect.DeepEqual(args[0:5], []string{"fs", "new", fsName, fsName + "-metadata", fsName + "-data0"}) {
return "", nil
} else if contains(args, "auth") && contains(args, "get-or-create-key") {
return "{\"key\":\"mysecurekey\"}", nil
} else if contains(args, "auth") && contains(args, "del") {
return "", nil
} else if contains(args, "config") && contains(args, "get") {
return "{}", nil
} else if contains(args, "config") && contains(args, "mds_cache_memory_limit") {
return "", nil
} else if contains(args, "set") && contains(args, "max_mds") {
return "", nil
} else if contains(args, "set") && contains(args, "allow_standby_replay") {
return "", nil
} else if contains(args, "config") && contains(args, "mds_join_fs") {
return "", nil
} else if contains(args, "flag") && contains(args, "enable_multiple") {
return "", nil
} else if reflect.DeepEqual(args[0:5], []string{"osd", "crush", "rule", "create-replicated", fsName + "-data1"}) {
return "", nil
} else if reflect.DeepEqual(args[0:4], []string{"osd", "pool", "create", fsName + "-data1"}) {
*createDataPoolCount++
return "", nil
} else if reflect.DeepEqual(args[0:6], []string{"osd", "pool", "set", fsName + "-data1", "size", "1"}) {
return "", nil
} else if reflect.DeepEqual(args[0:4], []string{"fs", "add_data_pool", fsName, fsName + "-data1"}) {
*addDataPoolCount++
return "", nil
} else if reflect.DeepEqual(args[0:5], []string{"osd", "crush", "rule", "create-replicated", fsName + "-named-pool"}) {
return "", nil
} else if reflect.DeepEqual(args[0:4], []string{"osd", "pool", "create", fsName + "-named-pool"}) {
*createDataPoolCount++
return "", nil
} else if reflect.DeepEqual(args[0:6], []string{"osd", "pool", "set", fsName + "-named-pool", "size", "1"}) {
return "", nil
} else if reflect.DeepEqual(args[0:4], []string{"fs", "add_data_pool", fsName, fsName + "-named-pool"}) {
*addDataPoolCount++
return "", nil
} else if reflect.DeepEqual(args[0:3], []string{"osd", "pool", "get"}) {
return "", errors.New("test pool does not exist yet")
} else if contains(args, "versions") {
versionStr, _ := json.Marshal(
map[string]map[string]int{
"mds": {
"ceph version 17.0.0-0-g2f728b9 (2f728b952cf293dd7f809ad8a0f5b5d040c43010) quincy (stable)": 2,
},
})
return string(versionStr), nil
} else if strings.Contains(command, "ceph-authtool") {
err := clienttest.CreateConfigDir(path.Join(configDir, "ns"))
assert.Nil(t, err)
}
assert.Fail(t, fmt.Sprintf("Unexpected command %q %q", command, args))
return "", nil
},
}
}
return &exectest.MockExecutor{
MockExecuteCommandWithOutput: func(command string, args ...string) (string, error) {
if contains(args, "fs") && contains(args, "get") {
if firstGet {
firstGet = false
return "", errors.New("fs doesn't exist")
}
return string(createdFsResponse), nil
} else if contains(args, "fs") && contains(args, "ls") {
return "[]", nil
} else if contains(args, "fs") && contains(args, "dump") {
return `{"standbys":[], "filesystems":[]}`, nil
} else if contains(args, "osd") && contains(args, "lspools") {
return "[]", nil
} else if contains(args, "mds") && contains(args, "fail") {
return "", nil
} else if isBasePoolOperation(fsName, command, args) {
return "", nil
} else if reflect.DeepEqual(args[0:5], []string{"fs", "new", fsName, fsName + "-metadata", fsName + "-data0"}) {
return "", nil
} else if contains(args, "auth") && contains(args, "get-or-create-key") {
return "{\"key\":\"mysecurekey\"}", nil
} else if contains(args, "auth") && contains(args, "del") {
return "", nil
} else if contains(args, "config") && contains(args, "mds_cache_memory_limit") {
return "", nil
} else if contains(args, "set") && contains(args, "max_mds") {
return "", nil
} else if contains(args, "set") && contains(args, "allow_standby_replay") {
return "", nil
} else if contains(args, "config") && contains(args, "mds_join_fs") {
return "", nil
} else if contains(args, "flag") && contains(args, "enable_multiple") {
return "", nil
} else if contains(args, "config") && contains(args, "get") {
return "{}", nil
} else if reflect.DeepEqual(args[0:5], []string{"osd", "crush", "rule", "create-replicated", fsName + "-data1"}) {
return "", nil
} else if reflect.DeepEqual(args[0:4], []string{"osd", "pool", "create", fsName + "-data1"}) {
*createDataPoolCount++
return "", nil
} else if reflect.DeepEqual(args[0:6], []string{"osd", "pool", "set", fsName + "-data1", "size", "1"}) {
return "", nil
} else if reflect.DeepEqual(args[0:4], []string{"fs", "add_data_pool", fsName, fsName + "-data1"}) {
*addDataPoolCount++
return "", nil
} else if reflect.DeepEqual(args[0:5], []string{"osd", "crush", "rule", "create-replicated", fsName + "-named-pool"}) {
return "", nil
} else if reflect.DeepEqual(args[0:4], []string{"osd", "pool", "create", fsName + "-named-pool"}) {
*createDataPoolCount++
return "", nil
} else if reflect.DeepEqual(args[0:6], []string{"osd", "pool", "set", fsName + "-named-pool", "size", "1"}) {
return "", nil
} else if reflect.DeepEqual(args[0:3], []string{"osd", "pool", "get"}) {
return "", errors.New("test pool does not exist yet")
} else if reflect.DeepEqual(args[0:4], []string{"fs", "add_data_pool", fsName, fsName + "-named-pool"}) {
*addDataPoolCount++
return "", nil
} else if contains(args, "versions") {
versionStr, _ := json.Marshal(
map[string]map[string]int{
"mds": {
"ceph version 17.2.0-0-g2f728b9 (2f728b952cf293dd7f809ad8a0f5b5d040c43010) quincy (stable)": 2,
},
})
return string(versionStr), nil
} else if strings.Contains(command, "ceph-authtool") {
err := clienttest.CreateConfigDir(path.Join(configDir, "ns"))
assert.Nil(t, err)
}
assert.Fail(t, fmt.Sprintf("Unexpected command %q %q", command, args))
return "", nil
},
}
}
func fsTest(fsName string) cephv1.CephFilesystem {
return cephv1.CephFilesystem{
ObjectMeta: metav1.ObjectMeta{Name: fsName, Namespace: "ns"},
Spec: cephv1.FilesystemSpec{
MetadataPool: cephv1.PoolSpec{Replicated: cephv1.ReplicatedSpec{Size: 1, RequireSafeReplicaSize: false}},
DataPools: []cephv1.NamedPoolSpec{
{
PoolSpec: cephv1.PoolSpec{Replicated: cephv1.ReplicatedSpec{Size: 1, RequireSafeReplicaSize: false}},
},
},
MetadataServer: cephv1.MetadataServerSpec{
ActiveCount: 1,
Resources: v1.ResourceRequirements{
Limits: v1.ResourceList{
v1.ResourceMemory: *resource.NewQuantity(4294967296, resource.BinarySI),
},
Requests: v1.ResourceList{
v1.ResourceMemory: *resource.NewQuantity(1337.0, resource.BinarySI),
},
},
},
},
}
}
func TestCreateFilesystem(t *testing.T) {
ctx := context.TODO()
var deploymentsUpdated *[]*apps.Deployment
mds.UpdateDeploymentAndWait, deploymentsUpdated = testopk8s.UpdateDeploymentAndWaitStub()
configDir := t.TempDir()
fsName := "myfs"
addDataPoolCount := 0
createDataPoolCount := 0
executor := fsExecutor(t, fsName, configDir, false, &createDataPoolCount, &addDataPoolCount)
clientset := testop.New(t, 1)
context := &clusterd.Context{
Executor: executor,
ConfigDir: configDir,
Clientset: clientset}
fs := fsTest(fsName)
clusterInfo := &cephclient.ClusterInfo{FSID: "myfsid", CephVersion: version.Quincy, Context: ctx}
ownerInfo := cephclient.NewMinimumOwnerInfoWithOwnerRef()
t.Run("start basic filesystem", func(t *testing.T) {
// start a basic cluster
err := createFilesystem(context, clusterInfo, fs, &cephv1.ClusterSpec{}, ownerInfo, "/var/lib/rook/")
assert.Nil(t, err)
validateStart(ctx, t, context, fs)
assert.ElementsMatch(t, []string{}, testopk8s.DeploymentNamesUpdated(deploymentsUpdated))
testopk8s.ClearDeploymentsUpdated(deploymentsUpdated)
})
t.Run("start again should no-op", func(t *testing.T) {
err := createFilesystem(context, clusterInfo, fs, &cephv1.ClusterSpec{}, ownerInfo, "/var/lib/rook/")
assert.Nil(t, err)
validateStart(ctx, t, context, fs)
assert.ElementsMatch(t, []string{fmt.Sprintf("rook-ceph-mds-%s-a", fsName), fmt.Sprintf("rook-ceph-mds-%s-b", fsName)}, testopk8s.DeploymentNamesUpdated(deploymentsUpdated))
testopk8s.ClearDeploymentsUpdated(deploymentsUpdated)
})
t.Run("increasing the number of data pools should be successful.", func(t *testing.T) {
context = &clusterd.Context{
Executor: executor,
ConfigDir: configDir,
Clientset: clientset}
// add not named pool, with default naming
fs.Spec.DataPools = append(fs.Spec.DataPools, cephv1.NamedPoolSpec{
PoolSpec: cephv1.PoolSpec{Replicated: cephv1.ReplicatedSpec{Size: 1, RequireSafeReplicaSize: false}},
})
// add named pool
fs.Spec.DataPools = append(fs.Spec.DataPools, cephv1.NamedPoolSpec{
Name: "named-pool",
PoolSpec: cephv1.PoolSpec{Replicated: cephv1.ReplicatedSpec{Size: 1, RequireSafeReplicaSize: false}},
})
err := createFilesystem(context, clusterInfo, fs, &cephv1.ClusterSpec{}, ownerInfo, "/var/lib/rook/")
assert.Nil(t, err)
validateStart(ctx, t, context, fs)
assert.ElementsMatch(t, []string{fmt.Sprintf("rook-ceph-mds-%s-a", fsName), fmt.Sprintf("rook-ceph-mds-%s-b", fsName)}, testopk8s.DeploymentNamesUpdated(deploymentsUpdated))
assert.Equal(t, 2, createDataPoolCount)
assert.Equal(t, 2, addDataPoolCount)
testopk8s.ClearDeploymentsUpdated(deploymentsUpdated)
})
t.Run("multi filesystem creation should succeed", func(t *testing.T) {
clusterInfo.CephVersion = version.Pacific
err := createFilesystem(context, clusterInfo, fs, &cephv1.ClusterSpec{}, ownerInfo, "/var/lib/rook/")
assert.NoError(t, err)
})
}
func TestUpgradeFilesystem(t *testing.T) {
ctx := context.TODO()
var deploymentsUpdated *[]*apps.Deployment
mds.UpdateDeploymentAndWait, deploymentsUpdated = testopk8s.UpdateDeploymentAndWaitStub()
configDir := t.TempDir()
fsName := "myfs"
addDataPoolCount := 0
createDataPoolCount := 0
executor := fsExecutor(t, fsName, configDir, false, &createDataPoolCount, &addDataPoolCount)
clientset := testop.New(t, 1)
context := &clusterd.Context{
Executor: executor,
ConfigDir: configDir,
Clientset: clientset}
fs := fsTest(fsName)
clusterInfo := &cephclient.ClusterInfo{FSID: "myfsid", CephVersion: version.Pacific, Context: ctx}
// start a basic cluster for upgrade
ownerInfo := cephclient.NewMinimumOwnerInfoWithOwnerRef()
err := createFilesystem(context, clusterInfo, fs, &cephv1.ClusterSpec{}, ownerInfo, "/var/lib/rook/")
assert.NoError(t, err)
validateStart(ctx, t, context, fs)
assert.ElementsMatch(t, []string{}, testopk8s.DeploymentNamesUpdated(deploymentsUpdated))
testopk8s.ClearDeploymentsUpdated(deploymentsUpdated)
// do upgrade
clusterInfo.CephVersion = version.Quincy
context = &clusterd.Context{
Executor: executor,
ConfigDir: configDir,
Clientset: clientset,
}
err = createFilesystem(context, clusterInfo, fs, &cephv1.ClusterSpec{}, ownerInfo, "/var/lib/rook/")
assert.NoError(t, err)
// test fail standby daemon failed
mdsmap := cephclient.CephFilesystemDetails{
ID: 0,
MDSMap: cephclient.MDSMap{
FilesystemName: fsName,
MetadataPool: 2,
MaxMDS: 1,
Up: map[string]int{
"mds_0": 123,
},
DataPools: []int{3},
Info: map[string]cephclient.MDSInfo{
"gid_123": {
GID: 123,
State: "up:active",
Name: fmt.Sprintf("%s-%s", fsName, "a"),
},
"gid_124": {
GID: 124,
State: "up:standby-replay",
Name: fmt.Sprintf("%s-%s", fsName, "b"),
},
},
},
}
createdFsResponse, _ := json.Marshal(mdsmap)
firstGet := false
executor.MockExecuteCommandWithOutput = func(command string, args ...string) (string, error) {
if contains(args, "fs") && contains(args, "get") {
if firstGet {
firstGet = false
return "", errors.New("fs doesn't exist")
}
return string(createdFsResponse), nil
} else if contains(args, "fs") && contains(args, "ls") {
return "[]", nil
} else if contains(args, "fs") && contains(args, "dump") {
return `{"standbys":[], "filesystems":[]}`, nil
} else if contains(args, "osd") && contains(args, "lspools") {
return "[]", nil
} else if contains(args, "mds") && contains(args, "fail") {
return "", errors.New("fail mds failed")
} else if isBasePoolOperation(fsName, command, args) {
return "", nil
} else if reflect.DeepEqual(args[0:5], []string{"fs", "new", fsName, fsName + "-metadata", fsName + "-data0"}) {
return "", nil
} else if contains(args, "auth") && contains(args, "get-or-create-key") {
return "{\"key\":\"mysecurekey\"}", nil
} else if contains(args, "auth") && contains(args, "del") {
return "", nil
} else if contains(args, "config") && contains(args, "mds_cache_memory_limit") {
return "", nil
} else if contains(args, "set") && contains(args, "max_mds") {
return "", nil
} else if contains(args, "set") && contains(args, "allow_standby_replay") {
return "", nil
} else if contains(args, "config") && contains(args, "mds_join_fs") {
return "", nil
} else if contains(args, "config") && contains(args, "get") {
return "{}", nil
} else if reflect.DeepEqual(args[0:3], []string{"osd", "pool", "get"}) {
return "", errors.New("test pool does not exist yet")
} else if contains(args, "versions") {
versionStr, _ := json.Marshal(
map[string]map[string]int{
"mds": {
"ceph version 16.2.0-0-g2f728b9 (2f728b952cf293dd7f809ad8a0f5b5d040c43010) pacific (stable)": 2,
},
})
return string(versionStr), nil
}
assert.Fail(t, fmt.Sprintf("Unexpected command %q %q", command, args))
return "", nil
}
// do upgrade
clusterInfo.CephVersion = version.Quincy
context = &clusterd.Context{
Executor: executor,
ConfigDir: configDir,
Clientset: clientset,
}
err = createFilesystem(context, clusterInfo, fs, &cephv1.ClusterSpec{}, ownerInfo, "/var/lib/rook/")
assert.Error(t, err)
assert.Contains(t, err.Error(), "fail mds failed")
}
func TestCreateNopoolFilesystem(t *testing.T) {
ctx := context.TODO()
clientset := testop.New(t, 3)
configDir := t.TempDir()
executor := &exectest.MockExecutor{
MockExecuteCommandWithOutput: func(command string, args ...string) (string, error) {
if strings.Contains(command, "ceph-authtool") {
err := clienttest.CreateConfigDir(path.Join(configDir, "ns"))
assert.Nil(t, err)
} else {
return "{\"key\":\"mysecurekey\"}", nil
}
return "", errors.New("unknown command error")
},
}
context := &clusterd.Context{
Executor: executor,
ConfigDir: configDir,
Clientset: clientset}
fs := cephv1.CephFilesystem{
ObjectMeta: metav1.ObjectMeta{Name: "myfs", Namespace: "ns"},
Spec: cephv1.FilesystemSpec{
MetadataServer: cephv1.MetadataServerSpec{
ActiveCount: 1,
},
},
}
clusterInfo := &cephclient.ClusterInfo{FSID: "myfsid", Context: ctx}
// start a basic cluster
ownerInfo := cephclient.NewMinimumOwnerInfoWithOwnerRef()
err := createFilesystem(context, clusterInfo, fs, &cephv1.ClusterSpec{}, ownerInfo, "/var/lib/rook/")
assert.Nil(t, err)
validateStart(ctx, t, context, fs)
// starting again should be a no-op
err = createFilesystem(context, clusterInfo, fs, &cephv1.ClusterSpec{}, ownerInfo, "/var/lib/rook/")
assert.Nil(t, err)
validateStart(ctx, t, context, fs)
}
func contains(arr []string, str string) bool {
for _, a := range arr {
if a == str {
return true
}
}
return false
}
func validateStart(ctx context.Context, t *testing.T, context *clusterd.Context, fs cephv1.CephFilesystem) {
r, err := context.Clientset.AppsV1().Deployments(fs.Namespace).Get(ctx, fmt.Sprintf("rook-ceph-mds-%s-a", fs.Name), metav1.GetOptions{})
assert.Nil(t, err)
assert.Equal(t, fmt.Sprintf("rook-ceph-mds-%s-a", fs.Name), r.Name)
r, err = context.Clientset.AppsV1().Deployments(fs.Namespace).Get(ctx, fmt.Sprintf("rook-ceph-mds-%s-b", fs.Name), metav1.GetOptions{})
assert.Nil(t, err)
assert.Equal(t, fmt.Sprintf("rook-ceph-mds-%s-b", fs.Name), r.Name)
}