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-rw-r--r--internal/fusefrontend/fs.go31
-rw-r--r--internal/nametransform/longnames.go3
2 files changed, 21 insertions, 13 deletions
diff --git a/internal/fusefrontend/fs.go b/internal/fusefrontend/fs.go
index 261d690..8e12997 100644
--- a/internal/fusefrontend/fs.go
+++ b/internal/fusefrontend/fs.go
@@ -195,36 +195,43 @@ func (fs *FS) Mknod(path string, mode uint32, dev uint32, context *fuse.Context)
if fs.isFiltered(path) {
return fuse.EPERM
}
- cPath, err := fs.encryptPath(path)
+ cPath, err := fs.getBackingPath(path)
if err != nil {
return fuse.ToStatus(err)
}
-
- // Handle long file name
+ // Create ".name" file to store long file name
cName := filepath.Base(cPath)
if nametransform.IsLongContent(cName) {
- dirfd, err := os.Open(filepath.Dir(cPath))
+ var dirfd *os.File
+ dirfd, err = os.Open(filepath.Dir(cPath))
if err != nil {
return fuse.ToStatus(err)
}
defer dirfd.Close()
-
- // Create ".name"
err = fs.nameTransform.WriteLongName(dirfd, cName, path)
if err != nil {
return fuse.ToStatus(err)
}
-
- // Create device node
- err = syscallcompat.Mknodat(int(dirfd.Fd()), cName, uint32(mode), int(dev))
+ // Create "gocryptfs.longfile." device node
+ err = syscallcompat.Mknodat(int(dirfd.Fd()), cName, mode, int(dev))
if err != nil {
nametransform.DeleteLongName(dirfd, cName)
}
-
+ } else {
+ // Create regular device node
+ err = syscall.Mknod(cPath, mode, int(dev))
+ }
+ if err != nil {
return fuse.ToStatus(err)
}
-
- return fs.FileSystem.Mknod(cPath, mode, dev, context)
+ // Set owner
+ if fs.args.PreserveOwner {
+ err = os.Lchown(cPath, int(context.Owner.Uid), int(context.Owner.Gid))
+ if err != nil {
+ tlog.Warn.Printf("Mknod: Lchown failed: %v", err)
+ }
+ }
+ return fuse.OK
}
// Truncate implements pathfs.Filesystem.
diff --git a/internal/nametransform/longnames.go b/internal/nametransform/longnames.go
index be00bb4..71a4c16 100644
--- a/internal/nametransform/longnames.go
+++ b/internal/nametransform/longnames.go
@@ -57,7 +57,8 @@ func NameType(cName string) int {
return LongNameContent
}
-// IsLongContent returns true if "cName" is the content store of a long name file.
+// IsLongContent returns true if "cName" is the content store of a long name
+// file (looks like "gocryptfs.longname.[sha256]").
func IsLongContent(cName string) bool {
return NameType(cName) == LongNameContent
}