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34 lines
951 B
34 lines
951 B
package weed_server
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import (
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"fmt"
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"github.com/seaweedfs/seaweedfs/weed/pb/volume_server_pb"
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"github.com/seaweedfs/seaweedfs/weed/storage"
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"github.com/seaweedfs/seaweedfs/weed/storage/needle"
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)
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func (vs *VolumeServer) ReadAllNeedles(req *volume_server_pb.ReadAllNeedlesRequest, stream volume_server_pb.VolumeServer_ReadAllNeedlesServer) (err error) {
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for _, vid := range req.VolumeIds {
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if err := vs.streamReadOneVolume(needle.VolumeId(vid), stream); err != nil {
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return err
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}
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}
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return nil
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}
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func (vs *VolumeServer) streamReadOneVolume(vid needle.VolumeId, stream volume_server_pb.VolumeServer_ReadAllNeedlesServer) error {
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v := vs.store.GetVolume(vid)
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if v == nil {
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return fmt.Errorf("not found volume id %d", vid)
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}
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scanner := &storage.VolumeFileScanner4ReadAll{
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Stream: stream,
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V: v,
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}
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offset := int64(v.SuperBlock.BlockSize())
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return storage.ScanVolumeFileFrom(v.Version(), v.DataBackend, offset, scanner)
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}
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