2018-05-06 05:47:16 +00:00
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package filesys
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2018-05-08 08:59:43 +00:00
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import (
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"bazil.org/fuse/fs"
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"fmt"
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2018-05-10 06:18:02 +00:00
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"github.com/chrislusf/seaweedfs/weed/pb/filer_pb"
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2018-05-14 09:02:17 +00:00
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"github.com/karlseguin/ccache"
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2018-05-27 18:52:26 +00:00
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"google.golang.org/grpc"
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2018-05-08 08:59:43 +00:00
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)
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2018-05-06 05:47:16 +00:00
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type WFS struct {
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2018-06-06 06:37:41 +00:00
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filerGrpcAddress string
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2018-05-14 09:02:17 +00:00
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listDirectoryEntriesCache *ccache.Cache
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2018-05-28 20:24:48 +00:00
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collection string
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replication string
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2018-05-28 20:42:25 +00:00
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chunkSizeLimit int64
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2018-05-06 05:47:16 +00:00
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}
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2018-06-06 06:37:41 +00:00
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func NewSeaweedFileSystem(filerGrpcAddress string, collection string, replication string, chunkSizeLimitMB int) *WFS {
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2018-05-06 05:47:16 +00:00
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return &WFS{
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2018-06-06 06:37:41 +00:00
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filerGrpcAddress: filerGrpcAddress,
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2018-05-14 09:02:17 +00:00
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listDirectoryEntriesCache: ccache.New(ccache.Configure().MaxSize(6000).ItemsToPrune(100)),
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2018-05-28 20:24:48 +00:00
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collection: collection,
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replication: replication,
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2018-05-28 20:42:25 +00:00
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chunkSizeLimit: int64(chunkSizeLimitMB) * 1024 * 1024,
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2018-05-06 05:47:16 +00:00
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}
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}
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func (wfs *WFS) Root() (fs.Node, error) {
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return &Dir{Path: "/", wfs: wfs}, nil
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}
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2018-05-08 08:59:43 +00:00
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2018-05-10 06:18:02 +00:00
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func (wfs *WFS) withFilerClient(fn func(filer_pb.SeaweedFilerClient) error) error {
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2018-05-08 08:59:43 +00:00
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2018-06-06 06:37:41 +00:00
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grpcConnection, err := grpc.Dial(wfs.filerGrpcAddress, grpc.WithInsecure())
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2018-05-08 08:59:43 +00:00
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if err != nil {
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2018-06-06 06:37:41 +00:00
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return fmt.Errorf("fail to dial %s: %v", wfs.filerGrpcAddress, err)
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2018-05-08 08:59:43 +00:00
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}
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defer grpcConnection.Close()
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2018-05-10 06:18:02 +00:00
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client := filer_pb.NewSeaweedFilerClient(grpcConnection)
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2018-05-08 08:59:43 +00:00
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return fn(client)
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}
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