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cephfs: Add support for ROX PVC

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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
1 changed files with 16 additions and 0 deletions
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16
internal/cephfs/nodeserver.go
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@ -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."),