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87 lines
2.4 KiB
87 lines
2.4 KiB
package weed_server
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import (
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"context"
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"fmt"
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"github.com/chrislusf/seaweedfs/weed/glog"
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"github.com/chrislusf/seaweedfs/weed/pb/volume_server_pb"
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"github.com/chrislusf/seaweedfs/weed/storage"
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"github.com/chrislusf/seaweedfs/weed/storage/types"
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)
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func (vs *VolumeServer) VolumeSyncStatus(ctx context.Context, req *volume_server_pb.VolumeSyncStatusRequest) (*volume_server_pb.VolumeSyncStatusResponse, error) {
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v := vs.store.GetVolume(storage.VolumeId(req.VolumdId))
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if v == nil {
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return nil, fmt.Errorf("Not Found Volume Id %d", req.VolumdId)
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}
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resp := v.GetVolumeSyncStatus()
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glog.V(2).Infof("volume sync status %d", req.VolumdId)
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return resp, nil
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}
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func (vs *VolumeServer) VolumeSyncIndex(ctx context.Context, req *volume_server_pb.VolumeSyncIndexRequest) (*volume_server_pb.VolumeSyncIndexResponse, error) {
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resp := &volume_server_pb.VolumeSyncIndexResponse{}
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v := vs.store.GetVolume(storage.VolumeId(req.VolumdId))
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if v == nil {
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return nil, fmt.Errorf("Not Found Volume Id %d", req.VolumdId)
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}
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content, err := v.IndexFileContent()
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if err != nil {
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glog.Errorf("sync volume %d index: %v", req.VolumdId, err)
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} else {
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glog.V(2).Infof("sync volume %d index", req.VolumdId)
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}
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resp.IndexFileContent = content
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return resp, nil
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}
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func (vs *VolumeServer) VolumeSyncData(ctx context.Context, req *volume_server_pb.VolumeSyncDataRequest) (*volume_server_pb.VolumeSyncDataResponse, error) {
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resp := &volume_server_pb.VolumeSyncDataResponse{}
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v := vs.store.GetVolume(storage.VolumeId(req.VolumdId))
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if v == nil {
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return nil, fmt.Errorf("Not Found Volume Id %d", req.VolumdId)
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}
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if uint32(v.SuperBlock.CompactRevision) != req.Revision {
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return nil, fmt.Errorf("Requested Volume Revision is %d, but current revision is %d", req.Revision, v.SuperBlock.CompactRevision)
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}
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content, err := storage.ReadNeedleBlob(v.DataFile(), int64(req.Offset)*types.NeedlePaddingSize, req.Size, v.Version())
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if err != nil {
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return nil, fmt.Errorf("read offset:%d size:%d", req.Offset, req.Size)
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}
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id, err := types.ParseNeedleId(req.NeedleId)
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if err != nil {
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return nil, fmt.Errorf("parsing needle id %s: %v", req.NeedleId, err)
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}
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n := new(storage.Needle)
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n.ParseNeedleHeader(content)
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if id != n.Id {
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return nil, fmt.Errorf("Expected file entry id %d, but found %d", id, n.Id)
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}
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if err != nil {
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glog.Errorf("sync volume %d data: %v", req.VolumdId, err)
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}
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resp.FileContent = content
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return resp, nil
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}
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