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-rw-r--r--internal/fusefrontend/fs.go29
1 files changed, 13 insertions, 16 deletions
diff --git a/internal/fusefrontend/fs.go b/internal/fusefrontend/fs.go
index 8c9e5e4..cabfdd2 100644
--- a/internal/fusefrontend/fs.go
+++ b/internal/fusefrontend/fs.go
@@ -540,35 +540,32 @@ func (fs *FS) Link(oldPath string, newPath string, context *fuse.Context) (code
if fs.isFiltered(newPath) {
return fuse.EPERM
}
- cOldPath, err := fs.getBackingPath(oldPath)
+ oldDirFd, cOldName, err := fs.openBackingPath(oldPath)
if err != nil {
return fuse.ToStatus(err)
}
- cNewPath, err := fs.getBackingPath(newPath)
+ defer oldDirFd.Close()
+ newDirFd, cNewName, err := fs.openBackingPath(newPath)
if err != nil {
return fuse.ToStatus(err)
}
- // Handle long file name
- cNewName := filepath.Base(cNewPath)
+ defer newDirFd.Close()
+ // Handle long file name (except in PlaintextNames mode)
if !fs.args.PlaintextNames && nametransform.IsLongContent(cNewName) {
- dirfd, err := os.Open(filepath.Dir(cNewPath))
- if err != nil {
- return fuse.ToStatus(err)
- }
- defer dirfd.Close()
- err = fs.nameTransform.WriteLongName(dirfd, cNewName, newPath)
+ err = fs.nameTransform.WriteLongName(newDirFd, cNewName, newPath)
if err != nil {
return fuse.ToStatus(err)
}
- // TODO Use syscall.Linkat once it is available in Go (it is not in Go
- // 1.6).
- err = syscall.Link(cOldPath, cNewPath)
+ // Create "gocryptfs.longfile." link
+ err = syscallcompat.Linkat(int(oldDirFd.Fd()), cOldName, int(newDirFd.Fd()), cNewName, 0)
if err != nil {
- nametransform.DeleteLongName(dirfd, cNewName)
+ nametransform.DeleteLongName(newDirFd, cNewName)
}
- return fuse.ToStatus(err)
+ } else {
+ // Create regular link
+ err = syscallcompat.Linkat(int(oldDirFd.Fd()), cOldName, int(newDirFd.Fd()), cNewName, 0)
}
- return fuse.ToStatus(os.Link(cOldPath, cNewPath))
+ return fuse.ToStatus(err)
}
// Access implements pathfs.Filesystem.