diff options
| -rw-r--r-- | internal/fusefrontend/node_api_check.go | 1 | ||||
| -rw-r--r-- | internal/fusefrontend/node_dir_ops.go | 17 |
2 files changed, 18 insertions, 0 deletions
diff --git a/internal/fusefrontend/node_api_check.go b/internal/fusefrontend/node_api_check.go index 9b5746a..d9facb7 100644 --- a/internal/fusefrontend/node_api_check.go +++ b/internal/fusefrontend/node_api_check.go @@ -14,3 +14,4 @@ var _ = (fs.NodeRmdirer)((*Node)(nil)) var _ = (fs.NodeUnlinker)((*Node)(nil)) var _ = (fs.NodeReadlinker)((*Node)(nil)) var _ = (fs.NodeOpener)((*Node)(nil)) +var _ = (fs.NodeOpendirer)((*Node)(nil)) diff --git a/internal/fusefrontend/node_dir_ops.go b/internal/fusefrontend/node_dir_ops.go index 8aa79ba..32e5e86 100644 --- a/internal/fusefrontend/node_dir_ops.go +++ b/internal/fusefrontend/node_dir_ops.go @@ -348,3 +348,20 @@ retry: } return 0 } + +// Opendir is a FUSE call to check if the directory can be opened. +func (n *Node) Opendir(ctx context.Context) (errno syscall.Errno) { + dirfd, cName, errno := n.prepareAtSyscall("") + if errno != 0 { + return + } + defer syscall.Close(dirfd) + + // Open backing directory + fd, err := syscallcompat.Openat(dirfd, cName, syscall.O_RDONLY|syscall.O_DIRECTORY, 0) + if err != nil { + return fs.ToErrno(err) + } + syscall.Close(fd) + return 0 +} |