2018-05-08 08:59:43 +00:00
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package weed_server
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import (
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"context"
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2018-05-27 18:52:26 +00:00
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"fmt"
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2018-05-27 06:59:56 +00:00
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"os"
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"path/filepath"
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2018-05-27 18:52:26 +00:00
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"time"
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2018-05-27 06:59:56 +00:00
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2018-05-14 06:56:16 +00:00
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"github.com/chrislusf/seaweedfs/weed/filer2"
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"github.com/chrislusf/seaweedfs/weed/glog"
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2018-05-27 18:52:26 +00:00
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"github.com/chrislusf/seaweedfs/weed/operation"
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"github.com/chrislusf/seaweedfs/weed/pb/filer_pb"
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2018-07-20 07:10:01 +00:00
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"github.com/chrislusf/seaweedfs/weed/util"
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2018-07-22 00:39:10 +00:00
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"strconv"
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2018-07-22 08:14:36 +00:00
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"strings"
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2018-05-08 08:59:43 +00:00
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)
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2018-05-10 06:18:02 +00:00
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func (fs *FilerServer) LookupDirectoryEntry(ctx context.Context, req *filer_pb.LookupDirectoryEntryRequest) (*filer_pb.LookupDirectoryEntryResponse, error) {
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2018-05-08 08:59:43 +00:00
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2018-05-26 10:49:46 +00:00
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entry, err := fs.filer.FindEntry(filer2.FullPath(filepath.Join(req.Directory, req.Name)))
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2018-05-08 08:59:43 +00:00
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if err != nil {
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2018-05-26 10:49:46 +00:00
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return nil, fmt.Errorf("%s not found under %s: %v", req.Name, req.Directory, err)
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2018-05-08 08:59:43 +00:00
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}
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2018-05-10 06:18:02 +00:00
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return &filer_pb.LookupDirectoryEntryResponse{
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Entry: &filer_pb.Entry{
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2018-05-08 08:59:43 +00:00
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Name: req.Name,
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2018-05-14 06:56:16 +00:00
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IsDirectory: entry.IsDirectory(),
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2018-06-10 23:57:32 +00:00
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Attributes: filer2.EntryAttributeToPb(entry),
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Chunks: entry.Chunks,
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2018-05-08 08:59:43 +00:00
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},
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}, nil
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}
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2018-05-10 06:18:02 +00:00
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func (fs *FilerServer) ListEntries(ctx context.Context, req *filer_pb.ListEntriesRequest) (*filer_pb.ListEntriesResponse, error) {
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2018-05-08 08:59:43 +00:00
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2018-07-22 08:14:36 +00:00
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limit := int(req.Limit)
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if limit == 0 {
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limit = fs.option.DirListingLimit
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2018-05-08 08:59:43 +00:00
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}
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2018-05-10 06:18:02 +00:00
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resp := &filer_pb.ListEntriesResponse{}
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2018-07-22 08:14:36 +00:00
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lastFileName := req.StartFromFileName
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includeLastFile := req.InclusiveStartFrom
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for limit > 0 {
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entries, err := fs.filer.ListDirectoryEntries(filer2.FullPath(req.Directory), lastFileName, includeLastFile, limit)
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if err != nil {
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return nil, err
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}
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if len(entries) == 0 {
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return resp, nil
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}
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includeLastFile = false
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for _, entry := range entries {
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lastFileName = entry.Name()
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if req.Prefix != "" {
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if !strings.HasPrefix(entry.Name(), req.Prefix) {
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continue
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}
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}
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resp.Entries = append(resp.Entries, &filer_pb.Entry{
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Name: entry.Name(),
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IsDirectory: entry.IsDirectory(),
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Chunks: entry.Chunks,
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Attributes: filer2.EntryAttributeToPb(entry),
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})
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limit--
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}
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2018-05-14 09:02:17 +00:00
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2018-05-08 08:59:43 +00:00
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}
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return resp, nil
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}
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2018-05-21 08:25:30 +00:00
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func (fs *FilerServer) GetEntryAttributes(ctx context.Context, req *filer_pb.GetEntryAttributesRequest) (*filer_pb.GetEntryAttributesResponse, error) {
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2018-05-08 08:59:43 +00:00
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2018-05-21 08:25:30 +00:00
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fullpath := filer2.NewFullPath(req.ParentDir, req.Name)
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2018-05-26 10:49:46 +00:00
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entry, err := fs.filer.FindEntry(fullpath)
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2018-05-08 08:59:43 +00:00
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if err != nil {
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2018-05-26 10:49:46 +00:00
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return nil, fmt.Errorf("FindEntry %s: %v", fullpath, err)
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2018-05-08 08:59:43 +00:00
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}
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2018-06-10 23:57:32 +00:00
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attributes := filer2.EntryAttributeToPb(entry)
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2018-05-22 11:31:44 +00:00
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2018-05-23 10:08:46 +00:00
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glog.V(3).Infof("GetEntryAttributes %v size %d chunks %d: %+v", fullpath, attributes.FileSize, len(entry.Chunks), attributes)
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2018-05-21 08:25:30 +00:00
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return &filer_pb.GetEntryAttributesResponse{
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2018-05-08 08:59:43 +00:00
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Attributes: attributes,
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2018-05-22 11:31:44 +00:00
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Chunks: entry.Chunks,
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2018-05-08 08:59:43 +00:00
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}, nil
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}
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2018-05-24 08:22:37 +00:00
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func (fs *FilerServer) LookupVolume(ctx context.Context, req *filer_pb.LookupVolumeRequest) (*filer_pb.LookupVolumeResponse, error) {
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2018-05-08 08:59:43 +00:00
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2018-05-24 08:22:37 +00:00
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resp := &filer_pb.LookupVolumeResponse{
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LocationsMap: make(map[string]*filer_pb.Locations),
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2018-05-08 08:59:43 +00:00
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}
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2018-07-28 21:22:46 +00:00
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for _, vidString := range req.VolumeIds {
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vid, err := strconv.Atoi(vidString)
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if err != nil {
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2018-07-29 09:25:03 +00:00
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glog.V(1).Infof("Unknown volume id %d", vid)
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2018-07-28 21:22:46 +00:00
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return nil, err
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}
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2018-05-24 08:22:37 +00:00
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var locs []*filer_pb.Location
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2018-07-28 21:22:46 +00:00
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for _, loc := range fs.filer.MasterClient.GetLocations(uint32(vid)) {
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2018-05-24 08:22:37 +00:00
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locs = append(locs, &filer_pb.Location{
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Url: loc.Url,
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PublicUrl: loc.PublicUrl,
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})
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}
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2018-07-28 21:22:46 +00:00
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resp.LocationsMap[vidString] = &filer_pb.Locations{
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2018-05-24 08:22:37 +00:00
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Locations: locs,
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}
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}
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return resp, nil
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2018-05-08 08:59:43 +00:00
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}
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2018-05-16 07:08:44 +00:00
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func (fs *FilerServer) CreateEntry(ctx context.Context, req *filer_pb.CreateEntryRequest) (resp *filer_pb.CreateEntryResponse, err error) {
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err = fs.filer.CreateEntry(&filer2.Entry{
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FullPath: filer2.FullPath(filepath.Join(req.Directory, req.Entry.Name)),
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2018-06-10 23:57:32 +00:00
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Attr: filer2.PbToEntryAttribute(req.Entry.Attributes),
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Chunks: req.Entry.Chunks,
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2018-05-16 07:08:44 +00:00
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})
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if err == nil {
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}
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return &filer_pb.CreateEntryResponse{}, err
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}
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2018-05-22 10:26:38 +00:00
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func (fs *FilerServer) UpdateEntry(ctx context.Context, req *filer_pb.UpdateEntryRequest) (*filer_pb.UpdateEntryResponse, error) {
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2018-05-21 07:00:28 +00:00
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fullpath := filepath.Join(req.Directory, req.Entry.Name)
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2018-05-26 10:49:46 +00:00
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entry, err := fs.filer.FindEntry(filer2.FullPath(fullpath))
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2018-05-21 07:00:28 +00:00
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if err != nil {
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2018-05-26 10:49:46 +00:00
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return &filer_pb.UpdateEntryResponse{}, fmt.Errorf("not found %s: %v", fullpath, err)
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2018-05-21 07:00:28 +00:00
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}
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2018-05-22 10:26:38 +00:00
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// remove old chunks if not included in the new ones
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unusedChunks := filer2.FindUnusedFileChunks(entry.Chunks, req.Entry.Chunks)
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2018-05-21 07:00:28 +00:00
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2018-05-22 10:26:38 +00:00
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chunks, garbages := filer2.CompactFileChunks(req.Entry.Chunks)
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2018-05-21 07:00:28 +00:00
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2018-05-23 10:08:46 +00:00
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newEntry := &filer2.Entry{
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2018-05-22 10:26:38 +00:00
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FullPath: filer2.FullPath(filepath.Join(req.Directory, req.Entry.Name)),
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2018-05-23 10:08:46 +00:00
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Attr: entry.Attr,
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Chunks: chunks,
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}
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2018-05-16 07:08:44 +00:00
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2018-05-23 10:08:46 +00:00
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glog.V(3).Infof("updating %s: %+v, chunks %d: %v => %+v, chunks %d: %v",
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fullpath, entry.Attr, len(entry.Chunks), entry.Chunks,
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req.Entry.Attributes, len(req.Entry.Chunks), req.Entry.Chunks)
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if req.Entry.Attributes != nil {
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if req.Entry.Attributes.Mtime != 0 {
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newEntry.Attr.Mtime = time.Unix(req.Entry.Attributes.Mtime, 0)
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}
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if req.Entry.Attributes.FileMode != 0 {
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newEntry.Attr.Mode = os.FileMode(req.Entry.Attributes.FileMode)
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}
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newEntry.Attr.Uid = req.Entry.Attributes.Uid
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newEntry.Attr.Gid = req.Entry.Attributes.Gid
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2018-05-31 03:24:57 +00:00
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newEntry.Attr.Mime = req.Entry.Attributes.Mime
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2018-05-23 10:08:46 +00:00
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}
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2018-08-13 08:20:49 +00:00
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if filer2.EqualEntry(entry, newEntry) {
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return &filer_pb.UpdateEntryResponse{}, err
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}
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2018-05-23 10:08:46 +00:00
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if err = fs.filer.UpdateEntry(newEntry); err == nil {
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2018-05-22 10:26:38 +00:00
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for _, garbage := range unusedChunks {
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2018-05-21 07:00:28 +00:00
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glog.V(0).Infof("deleting %s old chunk: %v, [%d, %d)", fullpath, garbage.FileId, garbage.Offset, garbage.Offset+int64(garbage.Size))
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2018-07-28 21:51:36 +00:00
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fs.filer.DeleteFileByFileId(garbage.FileId)
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2018-05-21 07:00:28 +00:00
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}
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2018-05-22 10:26:38 +00:00
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for _, garbage := range garbages {
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glog.V(0).Infof("deleting %s garbage chunk: %v, [%d, %d)", fullpath, garbage.FileId, garbage.Offset, garbage.Offset+int64(garbage.Size))
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2018-07-28 21:51:36 +00:00
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fs.filer.DeleteFileByFileId(garbage.FileId)
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2018-05-22 10:26:38 +00:00
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}
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2018-05-21 07:00:28 +00:00
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}
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2018-08-13 08:20:49 +00:00
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fs.filer.NotifyUpdateEvent(entry, newEntry)
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2018-05-22 10:26:38 +00:00
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return &filer_pb.UpdateEntryResponse{}, err
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2018-05-16 07:08:44 +00:00
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}
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2018-05-10 06:18:02 +00:00
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func (fs *FilerServer) DeleteEntry(ctx context.Context, req *filer_pb.DeleteEntryRequest) (resp *filer_pb.DeleteEntryResponse, err error) {
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2018-07-19 08:21:44 +00:00
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err = fs.filer.DeleteEntryMetaAndData(filer2.FullPath(filepath.Join(req.Directory, req.Name)), req.IsRecursive, req.IsDeleteData)
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2018-05-14 07:17:22 +00:00
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return &filer_pb.DeleteEntryResponse{}, err
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2018-05-08 08:59:43 +00:00
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}
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2018-05-16 07:08:44 +00:00
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func (fs *FilerServer) AssignVolume(ctx context.Context, req *filer_pb.AssignVolumeRequest) (resp *filer_pb.AssignVolumeResponse, err error) {
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2018-06-12 06:13:33 +00:00
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ttlStr := ""
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if req.TtlSec > 0 {
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ttlStr = strconv.Itoa(int(req.TtlSec))
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}
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2018-07-10 07:20:50 +00:00
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var altRequest *operation.VolumeAssignRequest
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2018-07-10 06:18:20 +00:00
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2018-07-14 20:36:28 +00:00
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dataCenter := req.DataCenter
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2018-07-14 21:09:45 +00:00
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if dataCenter == "" {
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2018-07-14 20:36:28 +00:00
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dataCenter = fs.option.DataCenter
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}
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2018-07-10 06:18:20 +00:00
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assignRequest := &operation.VolumeAssignRequest{
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2018-05-16 07:08:44 +00:00
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Count: uint64(req.Count),
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Replication: req.Replication,
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Collection: req.Collection,
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2018-06-12 06:13:33 +00:00
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Ttl: ttlStr,
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2018-07-14 20:36:28 +00:00
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DataCenter: dataCenter,
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2018-07-10 06:18:20 +00:00
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}
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2018-07-14 20:36:28 +00:00
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if dataCenter != "" {
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2018-07-10 07:20:50 +00:00
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altRequest = &operation.VolumeAssignRequest{
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2018-07-10 06:18:20 +00:00
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Count: uint64(req.Count),
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Replication: req.Replication,
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Collection: req.Collection,
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Ttl: ttlStr,
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DataCenter: "",
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}
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}
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2018-07-10 07:20:50 +00:00
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assignResult, err := operation.Assign(fs.filer.GetMaster(), assignRequest, altRequest)
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2018-05-16 07:08:44 +00:00
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if err != nil {
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return nil, fmt.Errorf("assign volume: %v", err)
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}
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if assignResult.Error != "" {
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return nil, fmt.Errorf("assign volume result: %v", assignResult.Error)
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}
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return &filer_pb.AssignVolumeResponse{
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FileId: assignResult.Fid,
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Count: int32(assignResult.Count),
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Url: assignResult.Url,
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PublicUrl: assignResult.PublicUrl,
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}, err
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}
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2018-07-20 07:10:01 +00:00
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func (fs *FilerServer) DeleteCollection(ctx context.Context, req *filer_pb.DeleteCollectionRequest) (resp *filer_pb.DeleteCollectionResponse, err error) {
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2018-07-20 07:46:02 +00:00
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for _, master := range fs.option.Masters {
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2018-07-20 07:10:01 +00:00
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_, err = util.Get(fmt.Sprintf("http://%s/col/delete?collection=%s", master, req.Collection))
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}
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return &filer_pb.DeleteCollectionResponse{}, err
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}
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