diff options
author | Jakob Unterwurzacher | 2024-11-11 22:27:42 +0100 |
---|---|---|
committer | Jakob Unterwurzacher | 2024-11-11 22:33:07 +0100 |
commit | 86891054ef2a5d1b0b59c7c140aae284e7c5bd87 (patch) | |
tree | 7e863db4486656fd18ed5a1144e0669fb085bf58 /internal/fusefrontend_reverse | |
parent | 12c0f3a0bdd11444b8bf880af7c63ea7850391f2 (diff) |
Report inode number for the root node
Now that https://github.com/hanwen/go-fuse/issues/399 has
landed we can report an inode number for the root node.
Fixes https://github.com/rfjakob/gocryptfs/issues/580
Diffstat (limited to 'internal/fusefrontend_reverse')
-rw-r--r-- | internal/fusefrontend_reverse/root_node.go | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/internal/fusefrontend_reverse/root_node.go b/internal/fusefrontend_reverse/root_node.go index 9de81b5..cb04151 100644 --- a/internal/fusefrontend_reverse/root_node.go +++ b/internal/fusefrontend_reverse/root_node.go @@ -51,6 +51,8 @@ type RootNode struct { // bizarre problems when inode numbers are reused behind our back, // like this one: https://github.com/rfjakob/gocryptfs/issues/802 gen uint64 + // rootIno is the inode number that we report for the root node on mount + rootIno uint64 } // NewRootNode returns an encrypted FUSE overlay filesystem. @@ -59,9 +61,10 @@ type RootNode struct { func NewRootNode(args fusefrontend.Args, c *contentenc.ContentEnc, n *nametransform.NameTransform) *RootNode { var rootDev uint64 var st syscall.Stat_t + var statErr error var shortNameMax int - if err := syscall.Stat(args.Cipherdir, &st); err != nil { - tlog.Warn.Printf("Could not stat backing directory %q: %v", args.Cipherdir, err) + if statErr = syscall.Stat(args.Cipherdir, &st); statErr != nil { + tlog.Warn.Printf("Could not stat backing directory %q: %v", args.Cipherdir, statErr) if args.OneFileSystem { tlog.Fatal.Printf("This is a fatal error in combination with -one-file-system") os.Exit(exitcodes.CipherDir) @@ -81,6 +84,10 @@ func NewRootNode(args fusefrontend.Args, c *contentenc.ContentEnc, n *nametransf rootDev: rootDev, shortNameMax: shortNameMax, } + if statErr == nil { + rn.inoMap.TranslateStat(&st) + rn.rootIno = st.Ino + } if len(args.Exclude) > 0 || len(args.ExcludeWildcard) > 0 || len(args.ExcludeFrom) > 0 { rn.excluder = prepareExcluder(args) } @@ -171,3 +178,7 @@ func (rn *RootNode) uniqueStableAttr(mode uint32, ino uint64) fs.StableAttr { Gen: atomic.AddUint64(&rn.gen, 1), } } + +func (rn *RootNode) RootIno() uint64 { + return rn.rootIno +} |