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Merge pull request #223 from Madhu-1/fix-222-1.0

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update driver name as per csi spec
This commit is contained in:
Róbert Vašek 2019-03-14 06:38:13 +01:00 committed by GitHub
commit a4dd845735
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GPG Key ID: 4AEE18F83AFDEB23
29 changed files with 132 additions and 59 deletions
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9
cmd/cephfs/main.go
View File

@ -27,7 +27,7 @@ import (
var (
endpoint = flag.String("endpoint", "unix://tmp/csi.sock", "CSI endpoint")
driverName = flag.String("drivername", "csi-cephfsplugin", "name of the driver")
driverName = flag.String("drivername", "cephfs.csi.ceph.com", "name of the driver")
nodeID = flag.String("nodeid", "", "node id")
volumeMounter = flag.String("volumemounter", "", "default volume mounter (possible options are 'kernel', 'fuse')")
metadataStorage = flag.String("metadatastorage", "", "metadata persistence method [node|k8s_configmap]")
@ -43,6 +43,13 @@ func init() {
func main() {
err := util.ValidateDriverName(*driverName)
if err != nil {
klog.Fatalln(err)
}
//update plugin name
cephfs.PluginFolder = cephfs.PluginFolder + *driverName
cp, err := util.CreatePersistanceStorage(cephfs.PluginFolder, *metadataStorage, *driverName)
if err != nil {
os.Exit(1)

9
cmd/rbd/main.go
View File

@ -27,7 +27,7 @@ import (
var (
endpoint = flag.String("endpoint", "unix://tmp/csi.sock", "CSI endpoint")
driverName = flag.String("drivername", "csi-rbdplugin", "name of the driver")
driverName = flag.String("drivername", "rbd.csi.ceph.com", "name of the driver")
nodeID = flag.String("nodeid", "", "node id")
containerized = flag.Bool("containerized", true, "whether run as containerized")
metadataStorage = flag.String("metadatastorage", "", "metadata persistence method [node|k8s_configmap]")
@ -43,6 +43,13 @@ func init() {
func main() {
err := util.ValidateDriverName(*driverName)
if err != nil {
klog.Fatalln(err)
}
//update plugin name
rbd.PluginFolder = rbd.PluginFolder + *driverName
cp, err := util.CreatePersistanceStorage(rbd.PluginFolder, *metadataStorage, *driverName)
if err != nil {
os.Exit(1)

6
deploy/cephfs/helm/README.md
View File

@ -21,3 +21,9 @@ If you want to delete your Chart, use this command
```bash
helm delete --purge "ceph-csi-cephfs"
```
If you want to delete the namespace, use this command
```bash
kubectl delete namespace ceph-csi-rbd
```

10
deploy/cephfs/helm/templates/nodeplugin-daemonset.yaml
View File

@ -39,7 +39,11 @@ spec:
lifecycle:
preStop:
exec:
command: ["/bin/sh", "-c", "rm -rf /registration/csi-cephfsplugin /registration/csi-cephfsplugin-reg.sock"]
command: [
"/bin/sh", "-c",
'rm -rf /registration/{{ .Values.driverName }}
/registration/{{ .Values.driverName }}-reg.sock'
]
env:
- name: KUBE_NODE_NAME
valueFrom:
@ -64,11 +68,13 @@ spec:
- "--nodeid=$(NODE_ID)"
- "--endpoint=$(CSI_ENDPOINT)"
- "--v=5"
- "--drivername=csi-cephfsplugin"
- "--drivername=$(DRIVER_NAME)"
- "--metadatastorage=k8s_configmap"
env:
- name: HOST_ROOTFS
value: "/rootfs"
- name: DRIVER_NAME
value: {{ .Values.driverName }}
- name: NODE_ID
valueFrom:
fieldRef:

4
deploy/cephfs/helm/templates/provisioner-statefulset.yaml
View File

@ -52,11 +52,13 @@ spec:
- "--nodeid=$(NODE_ID)"
- "--endpoint=$(CSI_ENDPOINT)"
- "--v=5"
- "--drivername=csi-cephfsplugin"
- "--drivername=$(DRIVER_NAME)"
- "--metadatastorage=k8s_configmap"
env:
- name: HOST_ROOTFS
value: "/rootfs"
- name: DRIVER_NAME
value: {{ .Values.driverName }}
- name: NODE_ID
valueFrom:
fieldRef:

4
deploy/cephfs/helm/values.yaml
View File

@ -13,11 +13,11 @@ serviceAccounts:
create: true
name:
socketDir: /var/lib/kubelet/plugins/csi-cephfsplugin
socketDir: /var/lib/kubelet/plugins/cephfs.csi.ceph.com
socketFile: csi.sock
registrationDir: /var/lib/kubelet/plugins_registry
volumeDevicesDir: /var/lib/kubelet/plugins/kubernetes.io/csi/volumeDevices
driverName: cephfs.csi.ceph.com
attacher:
name: attacher

6
deploy/cephfs/kubernetes/csi-cephfsplugin-attacher.yaml
View File

@ -34,13 +34,13 @@ spec:
- "--csi-address=$(ADDRESS)"
env:
- name: ADDRESS
value: /var/lib/kubelet/plugins/csi-cephfsplugin/csi.sock
value: /var/lib/kubelet/plugins/cephfs.csi.ceph.com/csi.sock
imagePullPolicy: "IfNotPresent"
volumeMounts:
- name: socket-dir
mountPath: /var/lib/kubelet/plugins/csi-cephfsplugin
mountPath: /var/lib/kubelet/plugins/cephfs.csi.ceph.com
volumes:
- name: socket-dir
hostPath:
path: /var/lib/kubelet/plugins/csi-cephfsplugin
path: /var/lib/kubelet/plugins/cephfs.csi.ceph.com
type: DirectoryOrCreate

12
deploy/cephfs/kubernetes/csi-cephfsplugin-provisioner.yaml
View File

@ -34,11 +34,11 @@ spec:
- "--v=5"
env:
- name: ADDRESS
value: /var/lib/kubelet/plugins/csi-cephfsplugin/csi-provisioner.sock
value: /var/lib/kubelet/plugins/cephfs.csi.ceph.com/csi-provisioner.sock
imagePullPolicy: "IfNotPresent"
volumeMounts:
- name: socket-dir
mountPath: /var/lib/kubelet/plugins/csi-cephfsplugin
mountPath: /var/lib/kubelet/plugins/cephfs.csi.ceph.com
- name: csi-cephfsplugin
securityContext:
privileged: true
@ -49,7 +49,7 @@ spec:
- "--nodeid=$(NODE_ID)"
- "--endpoint=$(CSI_ENDPOINT)"
- "--v=5"
- "--drivername=csi-cephfsplugin"
- "--drivername=cephfs.csi.ceph.com"
- "--metadatastorage=k8s_configmap"
env:
- name: NODE_ID
@ -61,11 +61,11 @@ spec:
fieldRef:
fieldPath: metadata.namespace
- name: CSI_ENDPOINT
value: unix://var/lib/kubelet/plugins/csi-cephfsplugin/csi-provisioner.sock
value: unix://var/lib/kubelet/plugins/cephfs.csi.ceph.com/csi-provisioner.sock
imagePullPolicy: "IfNotPresent"
volumeMounts:
- name: socket-dir
mountPath: /var/lib/kubelet/plugins/csi-cephfsplugin
mountPath: /var/lib/kubelet/plugins/cephfs.csi.ceph.com
- name: host-sys
mountPath: /sys
- name: lib-modules
@ -76,7 +76,7 @@ spec:
volumes:
- name: socket-dir
hostPath:
path: /var/lib/kubelet/plugins/csi-cephfsplugin
path: /var/lib/kubelet/plugins/cephfs.csi.ceph.com
type: DirectoryOrCreate
- name: host-sys
hostPath:

10
deploy/cephfs/kubernetes/csi-cephfsplugin.yaml
View File

@ -23,7 +23,7 @@ spec:
args:
- "--v=5"
- "--csi-address=/csi/csi.sock"
- "--kubelet-registration-path=/var/lib/kubelet/plugins/csi-cephfsplugin/csi.sock"
- "--kubelet-registration-path=/var/lib/kubelet/plugins/cephfs.csi.ceph.com/csi.sock"
lifecycle:
preStop:
exec:
@ -53,7 +53,7 @@ spec:
- "--nodeid=$(NODE_ID)"
- "--endpoint=$(CSI_ENDPOINT)"
- "--v=5"
- "--drivername=csi-cephfsplugin"
- "--drivername=cephfs.csi.ceph.com"
- "--metadatastorage=k8s_configmap"
env:
- name: NODE_ID
@ -65,11 +65,11 @@ spec:
fieldRef:
fieldPath: metadata.namespace
- name: CSI_ENDPOINT
value: unix://var/lib/kubelet/plugins/csi-cephfsplugin/csi.sock
value: unix://var/lib/kubelet/plugins/cephfs.csi.ceph.com/csi.sock
imagePullPolicy: "IfNotPresent"
volumeMounts:
- name: plugin-dir
mountPath: /var/lib/kubelet/plugins/csi-cephfsplugin
mountPath: /var/lib/kubelet/plugins/cephfs.csi.ceph.com
- name: csi-plugins-dir
mountPath: /var/lib/kubelet/plugins/kubernetes.io/csi
mountPropagation: "Bidirectional"
@ -86,7 +86,7 @@ spec:
volumes:
- name: plugin-dir
hostPath:
path: /var/lib/kubelet/plugins/csi-cephfsplugin/
path: /var/lib/kubelet/plugins/cephfs.csi.ceph.com/
type: DirectoryOrCreate
- name: csi-plugins-dir
hostPath:

6
deploy/rbd/helm/README.md
View File

@ -21,3 +21,9 @@ If you want to delete your Chart, use this command
```bash
helm delete --purge "ceph-csi-rbd"
```
If you want to delete the namespace, use this command
```bash
kubectl delete namespace ceph-csi-rbd
```

10
deploy/rbd/helm/templates/nodeplugin-daemonset.yaml
View File

@ -39,7 +39,11 @@ spec:
lifecycle:
preStop:
exec:
command: ["/bin/sh", "-c", "rm -rf /registration/csi-rbdplugin /registration/csi-rbdplugin-reg.sock"]
command: [
"/bin/sh", "-c",
'rm -rf /registration/{{ .Values.driverName }}
/registration/{{ .Values.driverName }}-reg.sock'
]
env:
- name: KUBE_NODE_NAME
valueFrom:
@ -64,12 +68,14 @@ spec:
- "--nodeid=$(NODE_ID)"
- "--endpoint=$(CSI_ENDPOINT)"
- "--v=5"
- "--drivername=csi-rbdplugin"
- "--drivername=$(DRIVER_NAME)"
- "--containerized=true"
- "--metadatastorage=k8s_configmap"
env:
- name: HOST_ROOTFS
value: "/rootfs"
- name: DRIVER_NAME
value: {{ .Values.driverName }}
- name: NODE_ID
valueFrom:
fieldRef:

4
deploy/rbd/helm/templates/provisioner-statefulset.yaml
View File

@ -69,12 +69,14 @@ spec:
- "--nodeid=$(NODE_ID)"
- "--endpoint=$(CSI_ENDPOINT)"
- "--v=5"
- "--drivername=csi-rbdplugin"
- "--drivername=$(DRIVER_NAME)"
- "--containerized=true"
- "--metadatastorage=k8s_configmap"
env:
- name: HOST_ROOTFS
value: "/rootfs"
- name: DRIVER_NAME
value: {{ .Values.driverName }}
- name: NODE_ID
valueFrom:
fieldRef:

3
deploy/rbd/helm/values.yaml
View File

@ -13,10 +13,11 @@ serviceAccounts:
create: true
name:
socketDir: /var/lib/kubelet/plugins/csi-rbdplugin
socketDir: /var/lib/kubelet/plugins/rbd.csi.ceph.com
socketFile: csi.sock
registrationDir: /var/lib/kubelet/plugins_registry
volumeDevicesDir: /var/lib/kubelet/plugins/kubernetes.io/csi/volumeDevices
driverName: rbd.csi.ceph.com
attacher:
name: attacher

6
deploy/rbd/kubernetes/csi-rbdplugin-attacher.yaml
View File

@ -34,13 +34,13 @@ spec:
- "--csi-address=$(ADDRESS)"
env:
- name: ADDRESS
value: /var/lib/kubelet/plugins/csi-rbdplugin/csi.sock
value: /var/lib/kubelet/plugins/rbd.csi.ceph.com/csi.sock
imagePullPolicy: "IfNotPresent"
volumeMounts:
- name: socket-dir
mountPath: /var/lib/kubelet/plugins/csi-rbdplugin
mountPath: /var/lib/kubelet/plugins/rbd.csi.ceph.com
volumes:
- name: socket-dir
hostPath:
path: /var/lib/kubelet/plugins/csi-rbdplugin
path: /var/lib/kubelet/plugins/rbd.csi.ceph.com
type: DirectoryOrCreate

16
deploy/rbd/kubernetes/csi-rbdplugin-provisioner.yaml
View File

@ -34,11 +34,11 @@ spec:
- "--v=5"
env:
- name: ADDRESS
value: /var/lib/kubelet/plugins/csi-rbdplugin/csi-provisioner.sock
value: /var/lib/kubelet/plugins/rbd.csi.ceph.com/csi-provisioner.sock
imagePullPolicy: "IfNotPresent"
volumeMounts:
- name: socket-dir
mountPath: /var/lib/kubelet/plugins/csi-rbdplugin
mountPath: /var/lib/kubelet/plugins/rbd.csi.ceph.com
- name: csi-snapshotter
image: quay.io/k8scsi/csi-snapshotter:v1.0.1
args:
@ -47,13 +47,13 @@ spec:
- "--v=5"
env:
- name: ADDRESS
value: /var/lib/kubelet/plugins/csi-rbdplugin/csi-provisioner.sock
value: /var/lib/kubelet/plugins/rbd.csi.ceph.com/csi-provisioner.sock
imagePullPolicy: Always
securityContext:
privileged: true
volumeMounts:
- name: socket-dir
mountPath: /var/lib/kubelet/plugins/csi-rbdplugin
mountPath: /var/lib/kubelet/plugins/rbd.csi.ceph.com
- name: csi-rbdplugin
securityContext:
privileged: true
@ -64,7 +64,7 @@ spec:
- "--nodeid=$(NODE_ID)"
- "--endpoint=$(CSI_ENDPOINT)"
- "--v=5"
- "--drivername=csi-rbdplugin"
- "--drivername=rbd.csi.ceph.com"
- "--containerized=true"
- "--metadatastorage=k8s_configmap"
env:
@ -79,11 +79,11 @@ spec:
fieldRef:
fieldPath: metadata.namespace
- name: CSI_ENDPOINT
value: unix://var/lib/kubelet/plugins/csi-rbdplugin/csi-provisioner.sock
value: unix://var/lib/kubelet/plugins/rbd.csi.ceph.com/csi-provisioner.sock
imagePullPolicy: "IfNotPresent"
volumeMounts:
- name: socket-dir
mountPath: /var/lib/kubelet/plugins/csi-rbdplugin
mountPath: /var/lib/kubelet/plugins/rbd.csi.ceph.com
- mountPath: /dev
name: host-dev
- mountPath: /rootfs
@ -108,5 +108,5 @@ spec:
path: /lib/modules
- name: socket-dir
hostPath:
path: /var/lib/kubelet/plugins/csi-rbdplugin
path: /var/lib/kubelet/plugins/rbd.csi.ceph.com
type: DirectoryOrCreate

14
deploy/rbd/kubernetes/csi-rbdplugin.yaml
View File

@ -24,14 +24,14 @@ spec:
args:
- "--v=5"
- "--csi-address=/csi/csi.sock"
- "--kubelet-registration-path=/var/lib/kubelet/plugins/csi-rbdplugin/csi.sock"
- "--kubelet-registration-path=/var/lib/kubelet/plugins/rbd.csi.ceph.com/csi.sock"
lifecycle:
preStop:
exec:
command: [
"/bin/sh", "-c",
"rm -rf /registration/csi-rbdplugin \
/registration/csi-rbdplugin-reg.sock"
"rm -rf /registration/rbd.csi.ceph.com \
/registration/rbd.csi.ceph.com-reg.sock"
]
env:
- name: KUBE_NODE_NAME
@ -54,7 +54,7 @@ spec:
- "--nodeid=$(NODE_ID)"
- "--endpoint=$(CSI_ENDPOINT)"
- "--v=5"
- "--drivername=csi-rbdplugin"
- "--drivername=rbd.csi.ceph.com"
- "--containerized=true"
- "--metadatastorage=k8s_configmap"
env:
@ -69,11 +69,11 @@ spec:
fieldRef:
fieldPath: metadata.namespace
- name: CSI_ENDPOINT
value: unix://var/lib/kubelet/plugins_registry/csi-rbdplugin/csi.sock
value: unix://var/lib/kubelet/plugins_registry/rbd.csi.ceph.com/csi.sock
imagePullPolicy: "IfNotPresent"
volumeMounts:
- name: plugin-dir
mountPath: /var/lib/kubelet/plugins_registry/csi-rbdplugin
mountPath: /var/lib/kubelet/plugins_registry/rbd.csi.ceph.com
- name: pods-mount-dir
mountPath: /var/lib/kubelet/pods
mountPropagation: "Bidirectional"
@ -92,7 +92,7 @@ spec:
volumes:
- name: plugin-dir
hostPath:
path: /var/lib/kubelet/plugins/csi-rbdplugin
path: /var/lib/kubelet/plugins/rbd.csi.ceph.com
type: DirectoryOrCreate
- name: plugin-mount-dir
hostPath:

2
docs/deploy-cephfs.md
View File

@ -30,7 +30,7 @@ make image-cephfsplugin
Option | Default value | Description
--------------------|-----------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
`--endpoint` | `unix://tmp/csi.sock` | CSI endpoint, must be a UNIX socket
`--drivername` | `csi-cephfsplugin` | name of the driver (Kubernetes: `provisioner` field in StorageClass must correspond to this value)
`--drivername` | `cephfs.csi.ceph.com` | name of the driver (Kubernetes: `provisioner` field in StorageClass must correspond to this value)
`--nodeid` | _empty_ | This node's ID
`--volumemounter` | _empty_ | default volume mounter. Available options are `kernel` and `fuse`. This is the mount method used if volume parameters don't specify otherwise. If left unspecified, the driver will first probe for `ceph-fuse` in system's path and will choose Ceph kernel client if probing failed.
`--metadatastorage` | _empty_ | Whether metadata should be kept on node as file or in a k8s configmap (`node` or `k8s_configmap`)

2
docs/deploy-rbd.md
View File

@ -29,7 +29,7 @@ make image-rbdplugin
Option | Default value | Description
------ | ------------- | -----------
`--endpoint` | `unix://tmp/csi.sock` | CSI endpoint, must be a UNIX socket
`--drivername` | `csi-cephfsplugin` | name of the driver (Kubernetes: `provisioner` field in StorageClass must correspond to this value)
`--drivername` | `rbd.csi.ceph.com` | name of the driver (Kubernetes: `provisioner` field in StorageClass must correspond to this value)
`--nodeid` | _empty_ | This node's ID
`--containerized` | true | Whether running in containerized mode
`--metadatastorage` | _empty_ | Whether should metadata be kept on node as file or in a k8s configmap (`node` or `k8s_configmap`)

4
examples/README.md
View File

@ -108,7 +108,7 @@ one of your Ceph pod.
To restore the snapshot to a new PVC, deploy
[pvc-restore.yaml](./rbd/pvc-restore.yaml) and a testing pod
[pod-restore.yaml](./rbd/pvc-restore.yaml):
[pod-restore.yaml](./rbd/pod-restore.yaml):
```bash
kubectl create -f pvc-restore.yaml
@ -133,7 +133,7 @@ apiVersion: storage.k8s.io/v1
kind: StorageClass
metadata:
name: csi-rbd
provisioner: csi-rbdplugin
provisioner: rbd.csi.ceph.com
parameters:
monitors: rook-ceph-mon-b.rook-ceph.svc.cluster.local:6789
pool: rbd

2
examples/cephfs/storageclass.yaml
View File

@ -3,7 +3,7 @@ apiVersion: storage.k8s.io/v1
kind: StorageClass
metadata:
name: csi-cephfs
provisioner: csi-cephfsplugin
provisioner: cephfs.csi.ceph.com
parameters:
# Comma separated list of Ceph monitors
# if using FQDN, make sure csi plugin's dns policy is appropriate.

2
examples/rbd/snapshotclass.yaml
View File

@ -3,7 +3,7 @@ apiVersion: snapshot.storage.k8s.io/v1alpha1
kind: VolumeSnapshotClass
metadata:
name: csi-rbdplugin-snapclass
snapshotter: csi-rbdplugin
snapshotter: rbd.csi.ceph.com
parameters:
pool: rbd
monitors: mon1:port,mon2:port,...

2
examples/rbd/storageclass.yaml
View File

@ -3,7 +3,7 @@ apiVersion: storage.k8s.io/v1
kind: StorageClass
metadata:
name: csi-rbd
provisioner: csi-rbdplugin
provisioner: rbd.csi.ceph.com
parameters:
# Comma separated list of Ceph monitors
# if using FQDN, make sure csi plugin's dns policy is appropriate.

8
pkg/cephfs/driver.go
View File

@ -19,19 +19,21 @@ package cephfs
import (
"k8s.io/klog"
"github.com/ceph/ceph-csi/pkg/csi-common"
csicommon "github.com/ceph/ceph-csi/pkg/csi-common"
"github.com/ceph/ceph-csi/pkg/util"
"github.com/container-storage-interface/spec/lib/go/csi"
)
const (
// PluginFolder defines the location of ceph plugin
PluginFolder = "/var/lib/kubelet/plugins/csi-cephfsplugin"
// version of ceph driver
version = "1.0.0"
)
// PluginFolder defines the location of ceph plugin
var PluginFolder = "/var/lib/kubelet/plugins/"
// Driver contains the default identity,node and controller struct
type Driver struct {
cd *csicommon.CSIDriver

2
pkg/cephfs/identityserver.go
View File

@ -19,7 +19,7 @@ package cephfs
import (
"context"
"github.com/ceph/ceph-csi/pkg/csi-common"
csicommon "github.com/ceph/ceph-csi/pkg/csi-common"
"github.com/container-storage-interface/spec/lib/go/csi"
)

5
pkg/cephfs/volume.go
View File

@ -25,12 +25,15 @@ import (
)
const (
cephRootPrefix = PluginFolder + "/controller/volumes/root-"
cephVolumesRoot = "csi-volumes"
namespacePrefix = "ns-"
)
var (
cephRootPrefix = PluginFolder + "/controller/volumes/root-"
)
func getCephRootPathLocal(volID volumeID) string {
return cephRootPrefix + string(volID)
}

2
pkg/rbd/identityserver.go
View File

@ -19,7 +19,7 @@ package rbd
import (
"context"
"github.com/ceph/ceph-csi/pkg/csi-common"
csicommon "github.com/ceph/ceph-csi/pkg/csi-common"
"github.com/container-storage-interface/spec/lib/go/csi"
)

6
pkg/rbd/rbd.go
View File

@ -17,7 +17,7 @@ limitations under the License.
package rbd
import (
"github.com/ceph/ceph-csi/pkg/csi-common"
csicommon "github.com/ceph/ceph-csi/pkg/csi-common"
"github.com/ceph/ceph-csi/pkg/util"
"github.com/container-storage-interface/spec/lib/go/csi"
@ -29,11 +29,13 @@ import (
// PluginFolder defines the location of rbdplugin
const (
PluginFolder = "/var/lib/kubelet/plugins/csi-rbdplugin"
rbdDefaultAdminID = "admin"
rbdDefaultUserID = rbdDefaultAdminID
)
// PluginFolder defines the location of ceph plugin
var PluginFolder = "/var/lib/kubelet/plugins/"
// Driver contains the default identity,node and controller struct
type Driver struct {
cd *csicommon.CSIDriver

2
pkg/util/k8scmcache.go
View File

@ -25,7 +25,7 @@ import (
"github.com/pkg/errors"
"k8s.io/klog"
"k8s.io/api/core/v1"
v1 "k8s.io/api/core/v1"
apierrs "k8s.io/apimachinery/pkg/api/errors"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
k8s "k8s.io/client-go/kubernetes"

23
pkg/util/util.go
View File

@ -19,7 +19,10 @@ package util
import (
"os"
"path"
"strings"
"github.com/pkg/errors"
"k8s.io/apimachinery/pkg/util/validation"
"k8s.io/klog"
)
@ -68,3 +71,23 @@ func CreatePersistanceStorage(sPath, metaDataStore, driverName string) (CachePer
func createPersistentStorage(persistentStoragePath string) error {
return os.MkdirAll(persistentStoragePath, os.FileMode(0755))
}
// ValidateDriverName validates the driver name
func ValidateDriverName(driverName string) error {
if len(driverName) == 0 {
return errors.New("driver name is empty")
}
if len(driverName) > 63 {
return errors.New("driver name length should be less than 63 chars")
}
var err error
for _, msg := range validation.IsDNS1123Subdomain(strings.ToLower(driverName)) {
if err == nil {
err = errors.New(msg)
continue
}
err = errors.Wrap(err, msg)
}
return err
}