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feat(ZFSPV): adding support for applications to create "zfs" flesystem (#15)

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Application can now create a storageclass to create zfs filesystem

apiVersion: storage.k8s.io/v1
kind: StorageClass
metadata:
  name: openebs-zfspv5
allowVolumeExpansion: true
parameters:
  blocksize: "4k"
  fstype: "zfs"
  poolname: "zfspv-pool"
provisioner: zfs.csi.openebs.io

ZFSPV was supporting ext2/3/4 and xfs filesystem only which
adds one extra filesystem layer on top of ZFS filesystem. So now
we can driectly write to the ZFS filesystem and get the optimal performance
by directly creating ZFS filesystem for storage.

Signed-off-by: Pawan <pawan@mayadata.io>
This commit is contained in:
Pawan Prakash Sharma 2019-11-21 19:00:15 +05:30 • committed by Kiran Mova
parent 4ffd857191
commit 68db6d2774
13 changed files with 428 additions and 176 deletions
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21
pkg/driver/controller.go
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@ -25,7 +25,7 @@ import (
"github.com/openebs/zfs-localpv/pkg/builder"
errors "github.com/openebs/zfs-localpv/pkg/common/errors"
csipayload "github.com/openebs/zfs-localpv/pkg/response"
zvol "github.com/openebs/zfs-localpv/pkg/zfs"
zfs "github.com/openebs/zfs-localpv/pkg/zfs"
"golang.org/x/net/context"
"google.golang.org/grpc/codes"
"google.golang.org/grpc/status"
@ -69,7 +69,8 @@ func (cs *controller) CreateVolume(
volName := req.GetName()
size := req.GetCapacityRange().RequiredBytes
bs := req.GetParameters()["blocksize"]
rs := req.GetParameters()["recordsize"]
bs := req.GetParameters()["volblocksize"]
compression := req.GetParameters()["compression"]
dedup := req.GetParameters()["dedup"]
encr := req.GetParameters()["encryption"]
@ -78,6 +79,9 @@ func (cs *controller) CreateVolume(
pool := req.GetParameters()["poolname"]
tp := req.GetParameters()["thinprovision"]
schld := req.GetParameters()["scheduler"]
fstype := req.GetParameters()["fstype"]
vtype := zfs.GetVolumeType(fstype)
selected := scheduler(req.AccessibilityRequirements, schld, pool)
@ -90,7 +94,8 @@ func (cs *controller) CreateVolume(
volObj, err := builder.NewBuilder().
WithName(volName).
WithCapacity(strconv.FormatInt(int64(size), 10)).
WithBlockSize(bs).
WithRecordSize(rs).
WithVolBlockSize(bs).
WithPoolName(pool).
WithDedup(dedup).
WithEncryption(encr).
@ -98,18 +103,20 @@ func (cs *controller) CreateVolume(
WithKeyLocation(kl).
WithThinProv(tp).
WithOwnerNode(selected).
WithVolumeType(vtype).
WithFsType(fstype).
WithCompression(compression).Build()
if err != nil {
return nil, status.Error(codes.Internal, err.Error())
}
err = zvol.ProvisionVolume(size, volObj)
err = zfs.ProvisionVolume(size, volObj)
if err != nil {
return nil, status.Error(codes.Internal, "not able to provision the volume")
}
topology := map[string]string{zvol.ZFSTopologyKey: selected}
topology := map[string]string{zfs.ZFSTopologyKey: selected}
return csipayload.NewCreateVolumeResponseBuilder().
WithName(volName).
@ -136,13 +143,13 @@ func (cs *controller) DeleteVolume(
volumeID := req.GetVolumeId()
// verify if the volume has already been deleted
vol, err := zvol.GetVolume(volumeID)
vol, err := zfs.GetVolume(volumeID)
if vol != nil && vol.DeletionTimestamp != nil {
goto deleteResponse
}
// Delete the corresponding ZV CR
err = zvol.DeleteVolume(volumeID)
err = zfs.DeleteVolume(volumeID)
if err != nil {
return nil, errors.Wrapf(
err,