cephfs: Add support for ROX PVC

cephcsi need to add mount the cephfs subvolume
as the readonly when the PVC type is ROX to
provide only readonly access to the users

Signed-off-by: Madhu Rajanna <madhupr007@gmail.com>
This commit is contained in:
Madhu Rajanna 2020-06-16 12:59:20 +05:30 committed by mergify[bot]
parent bb561c5da3
commit 4d11490a2b

View File

@ -20,6 +20,7 @@ import (
"context"
"fmt"
"os"
"strings"
csicommon "github.com/ceph/ceph-csi/internal/csi-common"
"github.com/ceph/ceph-csi/internal/util"
@ -150,6 +151,21 @@ func (*NodeServer) mount(ctx context.Context, volOptions *volumeOptions, req *cs
klog.V(4).Infof(util.Log(ctx, "cephfs: mounting volume %s with %s"), volID, m.name())
if req.VolumeCapability.AccessMode.Mode == csi.VolumeCapability_AccessMode_MULTI_NODE_READER_ONLY ||
req.VolumeCapability.AccessMode.Mode == csi.VolumeCapability_AccessMode_SINGLE_NODE_READER_ONLY {
readOnly := "ro"
switch m.(type) {
case *fuseMounter:
if !csicommon.MountOptionContains(strings.Split(volOptions.FuseMountOptions, ","), readOnly) {
volOptions.FuseMountOptions = util.MountOptionsAdd(volOptions.FuseMountOptions, readOnly)
}
case *kernelMounter:
if !csicommon.MountOptionContains(strings.Split(volOptions.KernelMountOptions, ","), readOnly) {
volOptions.KernelMountOptions = util.MountOptionsAdd(volOptions.KernelMountOptions, readOnly)
}
}
}
if err = m.mount(ctx, stagingTargetPath, cr, volOptions); err != nil {
klog.Errorf(util.Log(ctx,
"failed to mount volume %s: %v Check dmesg logs if required."),