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package weed_server
import (
"context"
"fmt"
"path/filepath"
"github.com/chrislusf/seaweedfs/weed/glog"
"github.com/chrislusf/seaweedfs/weed/pb/volume_server_pb"
"github.com/chrislusf/seaweedfs/weed/stats"
"github.com/chrislusf/seaweedfs/weed/storage/needle"
"github.com/chrislusf/seaweedfs/weed/storage/super_block"
"github.com/chrislusf/seaweedfs/weed/storage/types"
)
func (vs *VolumeServer) DeleteCollection(ctx context.Context, req *volume_server_pb.DeleteCollectionRequest) (*volume_server_pb.DeleteCollectionResponse, error) {
resp := &volume_server_pb.DeleteCollectionResponse{}
err := vs.store.DeleteCollection(req.Collection)
if err != nil {
glog.Errorf("delete collection %s: %v", req.Collection, err)
} else {
glog.V(2).Infof("delete collection %v", req)
}
return resp, err
}
func (vs *VolumeServer) AllocateVolume(ctx context.Context, req *volume_server_pb.AllocateVolumeRequest) (*volume_server_pb.AllocateVolumeResponse, error) {
resp := &volume_server_pb.AllocateVolumeResponse{}
err := vs.store.AddVolume(
needle.VolumeId(req.VolumeId),
req.Collection,
vs.needleMapKind,
req.Replication,
req.Ttl,
req.Preallocate,
req.MemoryMapMaxSizeMb,
)
if err != nil {
glog.Errorf("assign volume %v: %v", req, err)
} else {
glog.V(2).Infof("assign volume %v", req)
}
return resp, err
}
func (vs *VolumeServer) VolumeMount(ctx context.Context, req *volume_server_pb.VolumeMountRequest) (*volume_server_pb.VolumeMountResponse, error) {
resp := &volume_server_pb.VolumeMountResponse{}
err := vs.store.MountVolume(needle.VolumeId(req.VolumeId))
if err != nil {
glog.Errorf("volume mount %v: %v", req, err)
} else {
glog.V(2).Infof("volume mount %v", req)
}
return resp, err
}
func (vs *VolumeServer) VolumeUnmount(ctx context.Context, req *volume_server_pb.VolumeUnmountRequest) (*volume_server_pb.VolumeUnmountResponse, error) {
resp := &volume_server_pb.VolumeUnmountResponse{}
err := vs.store.UnmountVolume(needle.VolumeId(req.VolumeId))
if err != nil {
glog.Errorf("volume unmount %v: %v", req, err)
} else {
glog.V(2).Infof("volume unmount %v", req)
}
return resp, err
}
func (vs *VolumeServer) VolumeDelete(ctx context.Context, req *volume_server_pb.VolumeDeleteRequest) (*volume_server_pb.VolumeDeleteResponse, error) {
resp := &volume_server_pb.VolumeDeleteResponse{}
err := vs.store.DeleteVolume(needle.VolumeId(req.VolumeId))
if err != nil {
glog.Errorf("volume delete %v: %v", req, err)
} else {
glog.V(2).Infof("volume delete %v", req)
}
return resp, err
}
func (vs *VolumeServer) VolumeConfigure(ctx context.Context, req *volume_server_pb.VolumeConfigureRequest) (*volume_server_pb.VolumeConfigureResponse, error) {
resp := &volume_server_pb.VolumeConfigureResponse{}
// check replication format
if _, err := super_block.NewReplicaPlacementFromString(req.Replication); err != nil {
resp.Error = fmt.Sprintf("volume configure replication %v: %v", req, err)
return resp, nil
}
// unmount
if err := vs.store.UnmountVolume(needle.VolumeId(req.VolumeId)); err != nil {
glog.Errorf("volume configure unmount %v: %v", req, err)
resp.Error = fmt.Sprintf("volume configure unmount %v: %v", req, err)
return resp, nil
}
// modify the volume info file
if err := vs.store.ConfigureVolume(needle.VolumeId(req.VolumeId), req.Replication); err != nil {
glog.Errorf("volume configure %v: %v", req, err)
resp.Error = fmt.Sprintf("volume configure %v: %v", req, err)
return resp, nil
}
// mount
if err := vs.store.MountVolume(needle.VolumeId(req.VolumeId)); err != nil {
glog.Errorf("volume configure mount %v: %v", req, err)
resp.Error = fmt.Sprintf("volume configure mount %v: %v", req, err)
return resp, nil
}
return resp, nil
}
func (vs *VolumeServer) VolumeMarkReadonly(ctx context.Context, req *volume_server_pb.VolumeMarkReadonlyRequest) (*volume_server_pb.VolumeMarkReadonlyResponse, error) {
resp := &volume_server_pb.VolumeMarkReadonlyResponse{}
err := vs.store.MarkVolumeReadonly(needle.VolumeId(req.VolumeId))
if err != nil {
glog.Errorf("volume mark readonly %v: %v", req, err)
} else {
glog.V(2).Infof("volume mark readonly %v", req)
}
return resp, err
}
func (vs *VolumeServer) VolumeMarkWritable(ctx context.Context, req *volume_server_pb.VolumeMarkWritableRequest) (*volume_server_pb.VolumeMarkWritableResponse, error) {
resp := &volume_server_pb.VolumeMarkWritableResponse{}
err := vs.store.MarkVolumeWritable(needle.VolumeId(req.VolumeId))
if err != nil {
glog.Errorf("volume mark writable %v: %v", req, err)
} else {
glog.V(2).Infof("volume mark writable %v", req)
}
return resp, err
}
func (vs *VolumeServer) VolumeStatus(ctx context.Context, req *volume_server_pb.VolumeStatusRequest) (*volume_server_pb.VolumeStatusResponse, error) {
resp := &volume_server_pb.VolumeStatusResponse{}
v := vs.store.GetVolume(needle.VolumeId(req.VolumeId))
if v == nil {
return nil, fmt.Errorf("not found volume id %d", req.VolumeId)
}
resp.IsReadOnly = v.IsReadOnly()
return resp, nil
}
func (vs *VolumeServer) VolumeServerStatus(ctx context.Context, req *volume_server_pb.VolumeServerStatusRequest) (*volume_server_pb.VolumeServerStatusResponse, error) {
resp := &volume_server_pb.VolumeServerStatusResponse{}
for _, loc := range vs.store.Locations {
if dir, e := filepath.Abs(loc.Directory); e == nil {
resp.DiskStatuses = append(resp.DiskStatuses, stats.NewDiskStatus(dir))
}
}
resp.MemoryStatus = stats.MemStat()
return resp, nil
}
func (vs *VolumeServer) VolumeNeedleStatus(ctx context.Context, req *volume_server_pb.VolumeNeedleStatusRequest) (*volume_server_pb.VolumeNeedleStatusResponse, error) {
resp := &volume_server_pb.VolumeNeedleStatusResponse{}
volumeId := needle.VolumeId(req.VolumeId)
n := &needle.Needle{
Id: types.NeedleId(req.NeedleId),
}
var count int
var err error
hasVolume := vs.store.HasVolume(volumeId)
if !hasVolume {
_, hasEcVolume := vs.store.FindEcVolume(volumeId)
if !hasEcVolume {
return nil, fmt.Errorf("volume not found %d", req.VolumeId)
}
count, err = vs.store.ReadEcShardNeedle(volumeId, n)
} else {
count, err = vs.store.ReadVolumeNeedle(volumeId, n, nil)
}
if err != nil {
return nil, err
}
if count < 0 {
return nil, fmt.Errorf("needle not found %d", n.Id)
}
resp.NeedleId = uint64(n.Id)
resp.Cookie = uint32(n.Cookie)
resp.Size = uint32(n.Size)
resp.LastModified = n.LastModified
resp.Crc = n.Checksum.Value()
if n.HasTtl() {
resp.Ttl = n.Ttl.String()
}
return resp, nil
}