diff options
Diffstat (limited to 'internal/fusefrontend')
| -rw-r--r-- | internal/fusefrontend/openbackingdir.go | 4 | ||||
| -rw-r--r-- | internal/fusefrontend/openbackingdir_test.go | 12 |
2 files changed, 16 insertions, 0 deletions
diff --git a/internal/fusefrontend/openbackingdir.go b/internal/fusefrontend/openbackingdir.go index 4da7fd6..d56848f 100644 --- a/internal/fusefrontend/openbackingdir.go +++ b/internal/fusefrontend/openbackingdir.go @@ -33,6 +33,10 @@ func (fs *FS) openBackingDir(relPath string) (dirfd int, cName string, err error // Cache lookup dirfd, iv := fs.dirCache.Lookup(dirRelPath) if dirfd > 0 { + // If relPath is empty, cName is ".". + if relPath == "" { + return dirfd, ".", nil + } name := filepath.Base(relPath) cName = fs.nameTransform.EncryptAndHashName(name, iv) return dirfd, cName, nil diff --git a/internal/fusefrontend/openbackingdir_test.go b/internal/fusefrontend/openbackingdir_test.go index f784989..266e265 100644 --- a/internal/fusefrontend/openbackingdir_test.go +++ b/internal/fusefrontend/openbackingdir_test.go @@ -37,6 +37,18 @@ func TestOpenBackingDir(t *testing.T) { if cName != "." { t.Fatal("cName should be .") } + syscall.Close(dirfd) + + // Again, but populate the cache for "" by looking up a non-existing file + fs.GetAttr("xyz1234", nil) + dirfd, cName, err = fs.openBackingDir("") + if err != nil { + t.Fatal(err) + } + if cName != "." { + t.Fatal("cName should be .") + } + err = syscallcompat.Faccessat(dirfd, cName, unix.R_OK) if err != nil { t.Error(err) |