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Merge branch 'master' of github.com:ceph/ceph-csi into csi-v1.0.0

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This commit is contained in:
Mike Cronce 2018-12-04 16:28:37 -05:00
commit 04872e5ebf
3 changed files with 8 additions and 13 deletions
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4
docs/deploy-cephfs.md
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@ -33,7 +33,7 @@ Parameter | Required | Description
--------- | -------- | ----------- --------- | -------- | -----------
`monitors` | yes | Comma separated list of Ceph monitors (e.g. `192.168.100.1:6789,192.168.100.2:6789,192.168.100.3:6789`) `monitors` | yes | Comma separated list of Ceph monitors (e.g. `192.168.100.1:6789,192.168.100.2:6789,192.168.100.3:6789`)
`mounter` | no | Mount method to be used for this volume. Available options are `kernel` for Ceph kernel client and `fuse` for Ceph FUSE driver. Defaults to "default mounter", see command line arguments. `mounter` | no | Mount method to be used for this volume. Available options are `kernel` for Ceph kernel client and `fuse` for Ceph FUSE driver. Defaults to "default mounter", see command line arguments.
`provisionVolume` | yes | Mode of operation. BOOL value. If `true`, a new CephFS volume will be provisioned. If `false`, an existing CephFS will be used. `provisionVolume` | yes | Mode of operation. BOOL value. If `true`, a new CephFS volume will be provisioned. If `false`, an existing volume will be used.
`pool` | for `provisionVolume=true` | Ceph pool into which the volume shall be created `pool` | for `provisionVolume=true` | Ceph pool into which the volume shall be created
`rootPath` | for `provisionVolume=false` | Root path of an existing CephFS volume `rootPath` | for `provisionVolume=false` | Root path of an existing CephFS volume
`csiProvisionerSecretName`, `csiNodeStageSecretName` | for Kubernetes | name of the Kubernetes Secret object containing Ceph client credentials. Both parameters should have the same value `csiProvisionerSecretName`, `csiNodeStageSecretName` | for Kubernetes | name of the Kubernetes Secret object containing Ceph client credentials. Both parameters should have the same value
@ -49,6 +49,8 @@ User credentials with access to an existing volume
* `userID`: ID of a user client * `userID`: ID of a user client
* `userKey`: key of a user client * `userKey`: key of a user client
Notes on volume size: when provisioning a new volume, `max_bytes` quota attribute for this volume will be set to the requested volume size (see [Ceph quota documentation](http://docs.ceph.com/docs/mimic/cephfs/quota/)). A request for a zero-sized volume means no quota attribute will be set.
## Deployment with Kubernetes ## Deployment with Kubernetes
Requires Kubernetes 1.11 Requires Kubernetes 1.11

11
pkg/cephfs/controllerserver.go
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@ -30,10 +30,6 @@ type controllerServer struct {
*csicommon.DefaultControllerServer *csicommon.DefaultControllerServer
} }
const (
oneGB = 1073741824
)
func (cs *controllerServer) CreateVolume(ctx context.Context, req *csi.CreateVolumeRequest) (*csi.CreateVolumeResponse, error) { func (cs *controllerServer) CreateVolume(ctx context.Context, req *csi.CreateVolumeRequest) (*csi.CreateVolumeResponse, error) {
if err := cs.validateCreateVolumeRequest(req); err != nil { if err := cs.validateCreateVolumeRequest(req); err != nil {
glog.Errorf("CreateVolumeRequest validation failed: %v", err) glog.Errorf("CreateVolumeRequest validation failed: %v", err)
@ -85,11 +81,6 @@ func (cs *controllerServer) CreateVolume(ctx context.Context, req *csi.CreateVol
glog.Infof("cephfs: volume %s is provisioned statically", volId) glog.Infof("cephfs: volume %s is provisioned statically", volId)
} }
sz := req.GetCapacityRange().GetRequiredBytes()
if sz == 0 {
sz = oneGB
}
if err = ctrCache.insert(&controllerCacheEntry{VolOptions: *volOptions, VolumeID: volId}); err != nil { if err = ctrCache.insert(&controllerCacheEntry{VolOptions: *volOptions, VolumeID: volId}); err != nil {
glog.Errorf("failed to store a cache entry for volume %s: %v", volId, err) glog.Errorf("failed to store a cache entry for volume %s: %v", volId, err)
return nil, status.Error(codes.Internal, err.Error()) return nil, status.Error(codes.Internal, err.Error())
@ -98,7 +89,7 @@ func (cs *controllerServer) CreateVolume(ctx context.Context, req *csi.CreateVol
return &csi.CreateVolumeResponse{ return &csi.CreateVolumeResponse{
Volume: &csi.Volume{ Volume: &csi.Volume{
VolumeId: string(volId), VolumeId: string(volId),
CapacityBytes: sz, CapacityBytes: req.GetCapacityRange().GetRequiredBytes(),
VolumeContext: req.GetParameters(), VolumeContext: req.GetParameters(),
}, },
}, nil }, nil

6
pkg/cephfs/volume.go
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@ -81,8 +81,10 @@ func createVolume(volOptions *volumeOptions, adminCr *credentials, volId volumeI
return err return err
} }
if err := setVolumeAttribute(localVolRoot, "ceph.quota.max_bytes", fmt.Sprintf("%d", bytesQuota)); err != nil { if bytesQuota > 0 {
return err if err := setVolumeAttribute(localVolRoot, "ceph.quota.max_bytes", fmt.Sprintf("%d", bytesQuota)); err != nil {
return err
}
} }
if err := setVolumeAttribute(localVolRoot, "ceph.dir.layout.pool", volOptions.Pool); err != nil { if err := setVolumeAttribute(localVolRoot, "ceph.dir.layout.pool", volOptions.Pool); err != nil {