rbd: allow setting mkfsOptions in the StorageClass

Add `mkfsOptions` to the StorageClass and pass them to the `mkfs`
command while creating the filesystem on the RBD device.

Fixes: #374
Signed-off-by: Niels de Vos <ndevos@ibm.com>
This commit is contained in:
Niels de Vos 2023-02-23 18:07:43 +01:00 committed by mergify[bot]
parent 13cdb08e61
commit a4678200e5
3 changed files with 21 additions and 0 deletions

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@ -61,6 +61,7 @@ make image-cephcsi
| `volumeNamePrefix` | no | Prefix to use for naming RBD images (defaults to `csi-vol-`). |
| `snapshotNamePrefix` | no | Prefix to use for naming RBD snapshot images (defaults to `csi-snap-`). |
| `imageFeatures` | no | RBD image features. CSI RBD currently supports `layering`, `journaling`, `exclusive-lock`, `object-map`, `fast-diff`, `deep-flatten` features. deep-flatten is added for cloned images. Refer <https://docs.ceph.com/en/latest/rbd/rbd-config-ref/#image-features> for image feature dependencies. |
| `mkfsOptions` | no | Options to pass to the `mkfs` command while creating the filesystem on the RBD device. Check the man-page for the `mkfs` command for the filesystem for more details. When `mkfsOptions` is set here, the defaults will not be used, consider including them in this parameter. |
| `tryOtherMounters` | no | Specifies whether to try other mounters in case if the current mounter fails to mount the rbd image for any reason |
| `mapOptions` | no | Map options to use when mapping rbd image. See [krbd](https://docs.ceph.com/docs/master/man/8/rbd/#kernel-rbd-krbd-options) and [nbd](https://docs.ceph.com/docs/master/man/8/rbd-nbd/#options) options. |
| `unmapOptions` | no | Unmap options to use when unmapping rbd image. See [krbd](https://docs.ceph.com/docs/master/man/8/rbd/#kernel-rbd-krbd-options) and [nbd](https://docs.ceph.com/docs/master/man/8/rbd-nbd/#options) options. |

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@ -37,6 +37,17 @@ parameters:
# imageFeatures: layering,journaling,exclusive-lock,object-map,fast-diff
imageFeatures: "layering"
# (optional) Options to pass to the `mkfs` command while creating the
# filesystem on the RBD device. Check the man-page for the `mkfs` command
# for the filesystem for more details. When `mkfsOptions` is set here, the
# defaults will not be used, consider including them in this parameter.
#
# The default options depend on the csi.storage.k8s.io/fstype setting:
# - ext4: "-m0 -Enodiscard,lazy_itable_init=1,lazy_journal_init=1"
# - xfs: "-onouuid -K"
#
# mkfsOptions: "-m0 -Ediscard -i1024"
# (optional) Specifies whether to try other mounters in case if the current
# mounter fails to mount the rbd image for any reason. True means fallback
# to next mounter, default is set to false.

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@ -784,6 +784,15 @@ func (ns *NodeServer) mountVolumeToStagePath(
if existingFormat == "" && !staticVol && !readOnly {
args := mkfsDefaultArgs[fsType]
// if the VolumeContext contains "mkfsOptions", use those as args instead
volumeCtx := req.GetVolumeContext()
if volumeCtx != nil {
mkfsOptions := volumeCtx["mkfsOptions"]
if mkfsOptions != "" {
args = strings.Split(mkfsOptions, " ")
}
}
// add extra arguments depending on the filesystem
mkfs := "mkfs." + fsType
switch fsType {