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Diffstat (limited to 'weed/filesys/dir.go')
-rw-r--r--weed/filesys/dir.go546
1 files changed, 294 insertions, 252 deletions
diff --git a/weed/filesys/dir.go b/weed/filesys/dir.go
index fae289217..9ef74a95c 100644
--- a/weed/filesys/dir.go
+++ b/weed/filesys/dir.go
@@ -1,23 +1,27 @@
package filesys
import (
+ "bytes"
"context"
"os"
- "path"
- "path/filepath"
+ "strings"
"time"
+ "github.com/seaweedfs/fuse"
+ "github.com/seaweedfs/fuse/fs"
+
"github.com/chrislusf/seaweedfs/weed/filer2"
+ "github.com/chrislusf/seaweedfs/weed/filesys/meta_cache"
"github.com/chrislusf/seaweedfs/weed/glog"
"github.com/chrislusf/seaweedfs/weed/pb/filer_pb"
- "github.com/seaweedfs/fuse"
- "github.com/seaweedfs/fuse/fs"
+ "github.com/chrislusf/seaweedfs/weed/util"
)
type Dir struct {
- Path string
- wfs *WFS
- attributes *filer_pb.FuseAttributes
+ name string
+ wfs *WFS
+ entry *filer_pb.Entry
+ parent *Dir
}
var _ = fs.Node(&Dir{})
@@ -28,99 +32,96 @@ var _ = fs.HandleReadDirAller(&Dir{})
var _ = fs.NodeRemover(&Dir{})
var _ = fs.NodeRenamer(&Dir{})
var _ = fs.NodeSetattrer(&Dir{})
+var _ = fs.NodeGetxattrer(&Dir{})
+var _ = fs.NodeSetxattrer(&Dir{})
+var _ = fs.NodeRemovexattrer(&Dir{})
+var _ = fs.NodeListxattrer(&Dir{})
+var _ = fs.NodeForgetter(&Dir{})
-func (dir *Dir) Attr(context context.Context, attr *fuse.Attr) error {
+func (dir *Dir) Attr(ctx context.Context, attr *fuse.Attr) error {
// https://github.com/bazil/fuse/issues/196
attr.Valid = time.Second
- if dir.Path == dir.wfs.option.FilerMountRootPath {
- attr.Uid = dir.wfs.option.MountUid
- attr.Gid = dir.wfs.option.MountGid
- attr.Mode = dir.wfs.option.MountMode
+ if dir.FullPath() == dir.wfs.option.FilerMountRootPath {
+ dir.setRootDirAttributes(attr)
+ glog.V(3).Infof("root dir Attr %s, attr: %+v", dir.FullPath(), attr)
return nil
}
- item := dir.wfs.listDirectoryEntriesCache.Get(dir.Path)
- if item != nil && !item.Expired() {
- entry := item.Value().(*filer_pb.Entry)
-
- attr.Mtime = time.Unix(entry.Attributes.Mtime, 0)
- attr.Ctime = time.Unix(entry.Attributes.Crtime, 0)
- attr.Mode = os.FileMode(entry.Attributes.FileMode)
- attr.Gid = entry.Attributes.Gid
- attr.Uid = entry.Attributes.Uid
-
- return nil
+ if err := dir.maybeLoadEntry(); err != nil {
+ glog.V(3).Infof("dir Attr %s,err: %+v", dir.FullPath(), err)
+ return err
}
- parent, name := filepath.Split(dir.Path)
+ attr.Inode = util.FullPath(dir.FullPath()).AsInode()
+ attr.Mode = os.FileMode(dir.entry.Attributes.FileMode) | os.ModeDir
+ attr.Mtime = time.Unix(dir.entry.Attributes.Mtime, 0)
+ attr.Crtime = time.Unix(dir.entry.Attributes.Crtime, 0)
+ attr.Gid = dir.entry.Attributes.Gid
+ attr.Uid = dir.entry.Attributes.Uid
- err := dir.wfs.withFilerClient(func(client filer_pb.SeaweedFilerClient) error {
-
- request := &filer_pb.LookupDirectoryEntryRequest{
- Directory: parent,
- Name: name,
- }
+ glog.V(4).Infof("dir Attr %s, attr: %+v", dir.FullPath(), attr)
- glog.V(1).Infof("read dir %s attr: %v", dir.Path, request)
- resp, err := client.LookupDirectoryEntry(context, request)
- if err != nil {
- if err == filer2.ErrNotFound {
- return nil
- }
- glog.V(0).Infof("read dir %s attr %v: %v", dir.Path, request, err)
- return err
- }
-
- if resp.Entry != nil {
- dir.attributes = resp.Entry.Attributes
- }
+ return nil
+}
- // dir.wfs.listDirectoryEntriesCache.Set(dir.Path, resp.Entry, dir.wfs.option.EntryCacheTtl)
+func (dir *Dir) Getxattr(ctx context.Context, req *fuse.GetxattrRequest, resp *fuse.GetxattrResponse) error {
- return nil
- })
+ glog.V(4).Infof("dir Getxattr %s", dir.FullPath())
- if err != nil {
+ if err := dir.maybeLoadEntry(); err != nil {
return err
}
- // glog.V(1).Infof("dir %s: %v", dir.Path, attributes)
- // glog.V(1).Infof("dir %s permission: %v", dir.Path, os.FileMode(attributes.FileMode))
-
- attr.Mode = os.FileMode(dir.attributes.FileMode) | os.ModeDir
+ return getxattr(dir.entry, req, resp)
+}
- attr.Mtime = time.Unix(dir.attributes.Mtime, 0)
- attr.Ctime = time.Unix(dir.attributes.Crtime, 0)
- attr.Gid = dir.attributes.Gid
- attr.Uid = dir.attributes.Uid
+func (dir *Dir) setRootDirAttributes(attr *fuse.Attr) {
+ attr.Inode = 1 // filer2.FullPath(dir.Path).AsInode()
+ attr.Valid = time.Hour
+ attr.Uid = dir.wfs.option.MountUid
+ attr.Gid = dir.wfs.option.MountGid
+ attr.Mode = dir.wfs.option.MountMode
+ attr.Crtime = dir.wfs.option.MountCtime
+ attr.Ctime = dir.wfs.option.MountCtime
+ attr.Mtime = dir.wfs.option.MountMtime
+ attr.Atime = dir.wfs.option.MountMtime
+ attr.BlockSize = 1024 * 1024
+}
- return nil
+func (dir *Dir) newFile(name string, entry *filer_pb.Entry) fs.Node {
+ return dir.wfs.fsNodeCache.EnsureFsNode(util.NewFullPath(dir.FullPath(), name), func() fs.Node {
+ return &File{
+ Name: name,
+ dir: dir,
+ wfs: dir.wfs,
+ entry: entry,
+ entryViewCache: nil,
+ }
+ })
}
-func (dir *Dir) newFile(name string, entry *filer_pb.Entry) *File {
- return &File{
- Name: name,
- dir: dir,
- wfs: dir.wfs,
- entry: entry,
- entryViewCache: nil,
- }
+func (dir *Dir) newDirectory(fullpath util.FullPath, entry *filer_pb.Entry) fs.Node {
+
+ return dir.wfs.fsNodeCache.EnsureFsNode(fullpath, func() fs.Node {
+ return &Dir{name: entry.Name, wfs: dir.wfs, entry: entry, parent: dir}
+ })
+
}
func (dir *Dir) Create(ctx context.Context, req *fuse.CreateRequest,
resp *fuse.CreateResponse) (fs.Node, fs.Handle, error) {
request := &filer_pb.CreateEntryRequest{
- Directory: dir.Path,
+ Directory: dir.FullPath(),
Entry: &filer_pb.Entry{
Name: req.Name,
IsDirectory: req.Mode&os.ModeDir > 0,
Attributes: &filer_pb.FuseAttributes{
Mtime: time.Now().Unix(),
Crtime: time.Now().Unix(),
- FileMode: uint32(req.Mode),
+ FileMode: uint32(req.Mode &^ dir.wfs.option.Umask),
Uid: req.Uid,
Gid: req.Gid,
Collection: dir.wfs.option.Collection,
@@ -128,109 +129,119 @@ func (dir *Dir) Create(ctx context.Context, req *fuse.CreateRequest,
TtlSec: dir.wfs.option.TtlSec,
},
},
+ OExcl: req.Flags&fuse.OpenExclusive != 0,
}
- glog.V(1).Infof("create: %v", request)
+ glog.V(1).Infof("create %s/%s: %v", dir.FullPath(), req.Name, req.Flags)
- if request.Entry.IsDirectory {
- if err := dir.wfs.withFilerClient(func(client filer_pb.SeaweedFilerClient) error {
- if _, err := client.CreateEntry(ctx, request); err != nil {
- glog.V(0).Infof("create %s/%s: %v", dir.Path, req.Name, err)
- return fuse.EIO
+ if err := dir.wfs.WithFilerClient(func(client filer_pb.SeaweedFilerClient) error {
+ if err := filer_pb.CreateEntry(client, request); err != nil {
+ if strings.Contains(err.Error(), "EEXIST") {
+ return fuse.EEXIST
}
- return nil
- }); err != nil {
- return nil, nil, err
+ return fuse.EIO
}
- }
- file := dir.newFile(req.Name, request.Entry)
- if !request.Entry.IsDirectory {
- file.isOpen = true
+ dir.wfs.metaCache.InsertEntry(context.Background(), filer2.FromPbEntry(request.Directory, request.Entry))
+
+ return nil
+ }); err != nil {
+ return nil, nil, err
}
+ var node fs.Node
+ if request.Entry.IsDirectory {
+ node = dir.newDirectory(util.NewFullPath(dir.FullPath(), req.Name), request.Entry)
+ return node, nil, nil
+ }
+
+ node = dir.newFile(req.Name, request.Entry)
+ file := node.(*File)
+ file.isOpen++
fh := dir.wfs.AcquireHandle(file, req.Uid, req.Gid)
- fh.dirtyMetadata = true
return file, fh, nil
}
func (dir *Dir) Mkdir(ctx context.Context, req *fuse.MkdirRequest) (fs.Node, error) {
- err := dir.wfs.withFilerClient(func(client filer_pb.SeaweedFilerClient) error {
+ glog.V(4).Infof("mkdir %s: %s", dir.FullPath(), req.Name)
+
+ newEntry := &filer_pb.Entry{
+ Name: req.Name,
+ IsDirectory: true,
+ Attributes: &filer_pb.FuseAttributes{
+ Mtime: time.Now().Unix(),
+ Crtime: time.Now().Unix(),
+ FileMode: uint32(req.Mode &^ dir.wfs.option.Umask),
+ Uid: req.Uid,
+ Gid: req.Gid,
+ },
+ }
+
+ err := dir.wfs.WithFilerClient(func(client filer_pb.SeaweedFilerClient) error {
request := &filer_pb.CreateEntryRequest{
- Directory: dir.Path,
- Entry: &filer_pb.Entry{
- Name: req.Name,
- IsDirectory: true,
- Attributes: &filer_pb.FuseAttributes{
- Mtime: time.Now().Unix(),
- Crtime: time.Now().Unix(),
- FileMode: uint32(req.Mode),
- Uid: req.Uid,
- Gid: req.Gid,
- },
- },
+ Directory: dir.FullPath(),
+ Entry: newEntry,
}
glog.V(1).Infof("mkdir: %v", request)
- if _, err := client.CreateEntry(ctx, request); err != nil {
- glog.V(0).Infof("mkdir %s/%s: %v", dir.Path, req.Name, err)
- return fuse.EIO
+ if err := filer_pb.CreateEntry(client, request); err != nil {
+ glog.V(0).Infof("mkdir %s/%s: %v", dir.FullPath(), req.Name, err)
+ return err
}
+ dir.wfs.metaCache.InsertEntry(context.Background(), filer2.FromPbEntry(request.Directory, request.Entry))
+
return nil
})
if err == nil {
- node := &Dir{Path: path.Join(dir.Path, req.Name), wfs: dir.wfs}
+ node := dir.newDirectory(util.NewFullPath(dir.FullPath(), req.Name), newEntry)
+
return node, nil
}
- return nil, err
+ glog.V(0).Infof("mkdir %s/%s: %v", dir.FullPath(), req.Name, err)
+
+ return nil, fuse.EIO
}
func (dir *Dir) Lookup(ctx context.Context, req *fuse.LookupRequest, resp *fuse.LookupResponse) (node fs.Node, err error) {
- var entry *filer_pb.Entry
+ glog.V(4).Infof("dir Lookup %s: %s by %s", dir.FullPath(), req.Name, req.Header.String())
- item := dir.wfs.listDirectoryEntriesCache.Get(path.Join(dir.Path, req.Name))
- if item != nil && !item.Expired() {
- entry = item.Value().(*filer_pb.Entry)
+ fullFilePath := util.NewFullPath(dir.FullPath(), req.Name)
+ dirPath := util.FullPath(dir.FullPath())
+ meta_cache.EnsureVisited(dir.wfs.metaCache, dir.wfs, util.FullPath(dirPath))
+ cachedEntry, cacheErr := dir.wfs.metaCache.FindEntry(context.Background(), fullFilePath)
+ if cacheErr == filer_pb.ErrNotFound {
+ return nil, fuse.ENOENT
}
+ entry := cachedEntry.ToProtoEntry()
if entry == nil {
- err = dir.wfs.withFilerClient(func(client filer_pb.SeaweedFilerClient) error {
-
- request := &filer_pb.LookupDirectoryEntryRequest{
- Directory: dir.Path,
- Name: req.Name,
- }
-
- glog.V(4).Infof("lookup directory entry: %v", request)
- resp, err := client.LookupDirectoryEntry(ctx, request)
- if err != nil {
- // glog.V(0).Infof("lookup %s/%s: %v", dir.Path, name, err)
- return fuse.ENOENT
- }
-
- entry = resp.Entry
-
- // dir.wfs.listDirectoryEntriesCache.Set(path.Join(dir.Path, entry.Name), entry, dir.wfs.option.EntryCacheTtl)
-
- return nil
- })
+ // glog.V(3).Infof("dir Lookup cache miss %s", fullFilePath)
+ entry, err = filer_pb.GetEntry(dir.wfs, fullFilePath)
+ if err != nil {
+ glog.V(1).Infof("dir GetEntry %s: %v", fullFilePath, err)
+ return nil, fuse.ENOENT
+ }
+ } else {
+ glog.V(4).Infof("dir Lookup cache hit %s", fullFilePath)
}
if entry != nil {
if entry.IsDirectory {
- node = &Dir{Path: path.Join(dir.Path, req.Name), wfs: dir.wfs, attributes: entry.Attributes}
+ node = dir.newDirectory(fullFilePath, entry)
} else {
node = dir.newFile(req.Name, entry)
}
- resp.EntryValid = time.Duration(0)
+ // resp.EntryValid = time.Second
+ resp.Attr.Inode = fullFilePath.AsInode()
+ resp.Attr.Valid = time.Second
resp.Attr.Mtime = time.Unix(entry.Attributes.Mtime, 0)
- resp.Attr.Ctime = time.Unix(entry.Attributes.Crtime, 0)
+ resp.Attr.Crtime = time.Unix(entry.Attributes.Crtime, 0)
resp.Attr.Mode = os.FileMode(entry.Attributes.FileMode)
resp.Attr.Gid = entry.Attributes.Gid
resp.Attr.Uid = entry.Attributes.Uid
@@ -238,203 +249,234 @@ func (dir *Dir) Lookup(ctx context.Context, req *fuse.LookupRequest, resp *fuse.
return node, nil
}
+ glog.V(4).Infof("not found dir GetEntry %s: %v", fullFilePath, err)
return nil, fuse.ENOENT
}
func (dir *Dir) ReadDirAll(ctx context.Context) (ret []fuse.Dirent, err error) {
- err = dir.wfs.withFilerClient(func(client filer_pb.SeaweedFilerClient) error {
+ glog.V(3).Infof("dir ReadDirAll %s", dir.FullPath())
- paginationLimit := 1024
- remaining := dir.wfs.option.DirListingLimit
+ processEachEntryFn := func(entry *filer_pb.Entry, isLast bool) error {
+ fullpath := util.NewFullPath(dir.FullPath(), entry.Name)
+ inode := fullpath.AsInode()
+ if entry.IsDirectory {
+ dirent := fuse.Dirent{Inode: inode, Name: entry.Name, Type: fuse.DT_Dir}
+ ret = append(ret, dirent)
+ } else {
+ dirent := fuse.Dirent{Inode: inode, Name: entry.Name, Type: fuse.DT_File}
+ ret = append(ret, dirent)
+ }
+ return nil
+ }
- lastEntryName := ""
+ dirPath := util.FullPath(dir.FullPath())
+ meta_cache.EnsureVisited(dir.wfs.metaCache, dir.wfs, dirPath)
+ listedEntries, listErr := dir.wfs.metaCache.ListDirectoryEntries(context.Background(), util.FullPath(dir.FullPath()), "", false, int(dir.wfs.option.DirListCacheLimit))
+ if listErr != nil {
+ glog.Errorf("list meta cache: %v", listErr)
+ return nil, fuse.EIO
+ }
+ for _, cachedEntry := range listedEntries {
+ processEachEntryFn(cachedEntry.ToProtoEntry(), false)
+ }
+ return
+}
- for remaining >= 0 {
+func (dir *Dir) Remove(ctx context.Context, req *fuse.RemoveRequest) error {
- request := &filer_pb.ListEntriesRequest{
- Directory: dir.Path,
- StartFromFileName: lastEntryName,
- Limit: uint32(paginationLimit),
- }
+ if !req.Dir {
+ return dir.removeOneFile(req)
+ }
- glog.V(4).Infof("read directory: %v", request)
- resp, err := client.ListEntries(ctx, request)
- if err != nil {
- glog.V(0).Infof("list %s: %v", dir.Path, err)
- return fuse.EIO
- }
+ return dir.removeFolder(req)
- cacheTtl := estimatedCacheTtl(len(resp.Entries))
-
- for _, entry := range resp.Entries {
- if entry.IsDirectory {
- dirent := fuse.Dirent{Name: entry.Name, Type: fuse.DT_Dir}
- ret = append(ret, dirent)
- } else {
- dirent := fuse.Dirent{Name: entry.Name, Type: fuse.DT_File}
- ret = append(ret, dirent)
- }
- dir.wfs.listDirectoryEntriesCache.Set(path.Join(dir.Path, entry.Name), entry, cacheTtl)
- lastEntryName = entry.Name
- }
+}
- remaining -= len(resp.Entries)
+func (dir *Dir) removeOneFile(req *fuse.RemoveRequest) error {
- if len(resp.Entries) < paginationLimit {
- break
- }
+ filePath := util.NewFullPath(dir.FullPath(), req.Name)
+ entry, err := filer_pb.GetEntry(dir.wfs, filePath)
+ if err != nil {
+ return err
+ }
+ if entry == nil {
+ return nil
+ }
- }
+ dir.wfs.deleteFileChunks(entry.Chunks)
- return nil
- })
+ dir.wfs.fsNodeCache.DeleteFsNode(filePath)
+
+ dir.wfs.metaCache.DeleteEntry(context.Background(), filePath)
+
+ glog.V(3).Infof("remove file: %v", req)
+ err = filer_pb.Remove(dir.wfs, dir.FullPath(), req.Name, false, false, false, false)
+ if err != nil {
+ glog.V(3).Infof("not found remove file %s/%s: %v", dir.FullPath(), req.Name, err)
+ return fuse.ENOENT
+ }
+
+ return nil
- return ret, err
}
-func (dir *Dir) Remove(ctx context.Context, req *fuse.RemoveRequest) error {
+func (dir *Dir) removeFolder(req *fuse.RemoveRequest) error {
- if !req.Dir {
- return dir.removeOneFile(ctx, req)
+ t := util.NewFullPath(dir.FullPath(), req.Name)
+ dir.wfs.fsNodeCache.DeleteFsNode(t)
+
+ dir.wfs.metaCache.DeleteEntry(context.Background(), t)
+
+ glog.V(3).Infof("remove directory entry: %v", req)
+ err := filer_pb.Remove(dir.wfs, dir.FullPath(), req.Name, true, false, false, false)
+ if err != nil {
+ glog.V(3).Infof("not found remove %s/%s: %v", dir.FullPath(), req.Name, err)
+ return fuse.ENOENT
}
- return dir.removeFolder(ctx, req)
+ return nil
}
-func (dir *Dir) removeOneFile(ctx context.Context, req *fuse.RemoveRequest) error {
+func (dir *Dir) Setattr(ctx context.Context, req *fuse.SetattrRequest, resp *fuse.SetattrResponse) error {
- var entry *filer_pb.Entry
- err := dir.wfs.withFilerClient(func(client filer_pb.SeaweedFilerClient) error {
+ glog.V(3).Infof("%v dir setattr %+v", dir.FullPath(), req)
- request := &filer_pb.LookupDirectoryEntryRequest{
- Directory: dir.Path,
- Name: req.Name,
- }
+ if err := dir.maybeLoadEntry(); err != nil {
+ return err
+ }
- glog.V(4).Infof("lookup to-be-removed entry: %v", request)
- resp, err := client.LookupDirectoryEntry(ctx, request)
- if err != nil {
- // glog.V(0).Infof("lookup %s/%s: %v", dir.Path, name, err)
- return fuse.ENOENT
- }
+ if req.Valid.Mode() {
+ dir.entry.Attributes.FileMode = uint32(req.Mode)
+ }
- entry = resp.Entry
+ if req.Valid.Uid() {
+ dir.entry.Attributes.Uid = req.Uid
+ }
- return nil
- })
+ if req.Valid.Gid() {
+ dir.entry.Attributes.Gid = req.Gid
+ }
- if err != nil {
- return err
+ if req.Valid.Mtime() {
+ dir.entry.Attributes.Mtime = req.Mtime.Unix()
}
- dir.wfs.deleteFileChunks(entry.Chunks)
+ return dir.saveEntry()
- return dir.wfs.withFilerClient(func(client filer_pb.SeaweedFilerClient) error {
+}
- request := &filer_pb.DeleteEntryRequest{
- Directory: dir.Path,
- Name: req.Name,
- IsDeleteData: false,
- }
+func (dir *Dir) Setxattr(ctx context.Context, req *fuse.SetxattrRequest) error {
- glog.V(3).Infof("remove file: %v", request)
- _, err := client.DeleteEntry(ctx, request)
- if err != nil {
- glog.V(3).Infof("remove file %s/%s: %v", dir.Path, req.Name, err)
- return fuse.ENOENT
- }
+ glog.V(4).Infof("dir Setxattr %s: %s", dir.FullPath(), req.Name)
- dir.wfs.listDirectoryEntriesCache.Delete(path.Join(dir.Path, req.Name))
+ if err := dir.maybeLoadEntry(); err != nil {
+ return err
+ }
- return nil
- })
+ if err := setxattr(dir.entry, req); err != nil {
+ return err
+ }
-}
+ return dir.saveEntry()
-func (dir *Dir) removeFolder(ctx context.Context, req *fuse.RemoveRequest) error {
+}
- return dir.wfs.withFilerClient(func(client filer_pb.SeaweedFilerClient) error {
+func (dir *Dir) Removexattr(ctx context.Context, req *fuse.RemovexattrRequest) error {
- request := &filer_pb.DeleteEntryRequest{
- Directory: dir.Path,
- Name: req.Name,
- IsDeleteData: true,
- }
+ glog.V(4).Infof("dir Removexattr %s: %s", dir.FullPath(), req.Name)
- glog.V(3).Infof("remove directory entry: %v", request)
- _, err := client.DeleteEntry(ctx, request)
- if err != nil {
- glog.V(3).Infof("remove %s/%s: %v", dir.Path, req.Name, err)
- return fuse.ENOENT
- }
+ if err := dir.maybeLoadEntry(); err != nil {
+ return err
+ }
- dir.wfs.listDirectoryEntriesCache.Delete(path.Join(dir.Path, req.Name))
+ if err := removexattr(dir.entry, req); err != nil {
+ return err
+ }
- return nil
- })
+ return dir.saveEntry()
}
-func (dir *Dir) Setattr(ctx context.Context, req *fuse.SetattrRequest, resp *fuse.SetattrResponse) error {
+func (dir *Dir) Listxattr(ctx context.Context, req *fuse.ListxattrRequest, resp *fuse.ListxattrResponse) error {
- glog.V(3).Infof("%v dir setattr %+v, fh=%d", dir.Path, req, req.Handle)
- if req.Valid.Mode() {
- dir.attributes.FileMode = uint32(req.Mode)
- }
+ glog.V(4).Infof("dir Listxattr %s", dir.FullPath())
- if req.Valid.Uid() {
- dir.attributes.Uid = req.Uid
+ if err := dir.maybeLoadEntry(); err != nil {
+ return err
}
- if req.Valid.Gid() {
- dir.attributes.Gid = req.Gid
+ if err := listxattr(dir.entry, req, resp); err != nil {
+ return err
}
- if req.Valid.Mtime() {
- dir.attributes.Mtime = req.Mtime.Unix()
+ return nil
+
+}
+
+func (dir *Dir) Forget() {
+ glog.V(3).Infof("Forget dir %s", dir.FullPath())
+
+ dir.wfs.fsNodeCache.DeleteFsNode(util.FullPath(dir.FullPath()))
+}
+
+func (dir *Dir) maybeLoadEntry() error {
+ if dir.entry == nil {
+ parentDirPath, name := util.FullPath(dir.FullPath()).DirAndName()
+ entry, err := dir.wfs.maybeLoadEntry(parentDirPath, name)
+ if err != nil {
+ return err
+ }
+ dir.entry = entry
}
+ return nil
+}
- parentDir, name := filer2.FullPath(dir.Path).DirAndName()
- return dir.wfs.withFilerClient(func(client filer_pb.SeaweedFilerClient) error {
+func (dir *Dir) saveEntry() error {
+
+ parentDir, name := util.FullPath(dir.FullPath()).DirAndName()
+
+ return dir.wfs.WithFilerClient(func(client filer_pb.SeaweedFilerClient) error {
request := &filer_pb.UpdateEntryRequest{
Directory: parentDir,
- Entry: &filer_pb.Entry{
- Name: name,
- Attributes: dir.attributes,
- },
+ Entry: dir.entry,
}
- glog.V(1).Infof("set attr directory entry: %v", request)
- _, err := client.UpdateEntry(ctx, request)
+ glog.V(1).Infof("save dir entry: %v", request)
+ _, err := client.UpdateEntry(context.Background(), request)
if err != nil {
- glog.V(0).Infof("UpdateEntry %s: %v", dir.Path, err)
+ glog.V(0).Infof("UpdateEntry dir %s/%s: %v", parentDir, name, err)
return fuse.EIO
}
- dir.wfs.listDirectoryEntriesCache.Delete(dir.Path)
+ dir.wfs.metaCache.UpdateEntry(context.Background(), filer2.FromPbEntry(request.Directory, request.Entry))
return nil
})
-
}
-func estimatedCacheTtl(numEntries int) time.Duration {
- if numEntries < 100 {
- // 30 ms per entry
- return 3 * time.Second
- }
- if numEntries < 1000 {
- // 10 ms per entry
- return 10 * time.Second
+func (dir *Dir) FullPath() string {
+ var parts []string
+ for p := dir; p != nil; p = p.parent {
+ if strings.HasPrefix(p.name, "/") {
+ if len(p.name) > 1 {
+ parts = append(parts, p.name[1:])
+ }
+ } else {
+ parts = append(parts, p.name)
+ }
}
- if numEntries < 10000 {
- // 10 ms per entry
- return 100 * time.Second
+
+ if len(parts) == 0 {
+ return "/"
}
- // 2 ms per entry
- return time.Duration(numEntries*2) * time.Millisecond
+ var buf bytes.Buffer
+ for i := len(parts) - 1; i >= 0; i-- {
+ buf.WriteString("/")
+ buf.WriteString(parts[i])
+ }
+ return buf.String()
}
generated by cgit v1.2.3 (git 2.25.1) at 2025-12-22 13:01:35 +0000