From 0b7291b8b2398768d9cbb589cef0157492b934e2 Mon Sep 17 00:00:00 2001
From: Michael Eischer <michael.eischer@fau.de>
Date: Sun, 7 Aug 2022 13:02:40 +0200
Subject: [PATCH] mount: Fix parent inode used by snapshots dir

---
 internal/fuse/root.go          |  2 +-
 internal/fuse/snapshots_dir.go | 24 +++++++++++++-----------
 2 files changed, 14 insertions(+), 12 deletions(-)

diff --git a/internal/fuse/root.go b/internal/fuse/root.go
index a68ed96f1..63ab96d6d 100644
--- a/internal/fuse/root.go
+++ b/internal/fuse/root.go
@@ -68,7 +68,7 @@ func NewRoot(repo restic.Repository, cfg Config) *Root {
 		}
 	}
 
-	root.SnapshotsDir = NewSnapshotsDir(root, rootInode, NewSnapshotsDirStructure(root, cfg.PathTemplates, cfg.TimeTemplate), "")
+	root.SnapshotsDir = NewSnapshotsDir(root, rootInode, rootInode, NewSnapshotsDirStructure(root, cfg.PathTemplates, cfg.TimeTemplate), "")
 
 	return root
 }
diff --git a/internal/fuse/snapshots_dir.go b/internal/fuse/snapshots_dir.go
index e5b18b20f..34bcccc4d 100644
--- a/internal/fuse/snapshots_dir.go
+++ b/internal/fuse/snapshots_dir.go
@@ -17,10 +17,11 @@ import (
 // SnapshotsDir is a actual fuse directory generated from SnapshotsDirStructure
 // It uses the saved prefix to select the corresponding MetaDirData.
 type SnapshotsDir struct {
-	root      *Root
-	inode     uint64
-	dirStruct *SnapshotsDirStructure
-	prefix    string
+	root        *Root
+	inode       uint64
+	parentInode uint64
+	dirStruct   *SnapshotsDirStructure
+	prefix      string
 }
 
 // ensure that *SnapshotsDir implements these interfaces
@@ -28,13 +29,14 @@ var _ = fs.HandleReadDirAller(&SnapshotsDir{})
 var _ = fs.NodeStringLookuper(&SnapshotsDir{})
 
 // NewSnapshotsDir returns a new directory structure containing snapshots and "latest" links
-func NewSnapshotsDir(root *Root, inode uint64, dirStruct *SnapshotsDirStructure, prefix string) *SnapshotsDir {
+func NewSnapshotsDir(root *Root, inode, parentInode uint64, dirStruct *SnapshotsDirStructure, prefix string) *SnapshotsDir {
 	debug.Log("create snapshots dir, inode %d", inode)
 	return &SnapshotsDir{
-		root:      root,
-		inode:     inode,
-		dirStruct: dirStruct,
-		prefix:    prefix,
+		root:        root,
+		inode:       inode,
+		parentInode: parentInode,
+		dirStruct:   dirStruct,
+		prefix:      prefix,
 	}
 }
 
@@ -68,7 +70,7 @@ func (d *SnapshotsDir) ReadDirAll(ctx context.Context) ([]fuse.Dirent, error) {
 			Type:  fuse.DT_Dir,
 		},
 		{
-			Inode: d.root.inode,
+			Inode: d.parentInode,
 			Name:  "..",
 			Type:  fuse.DT_Dir,
 		},
@@ -107,7 +109,7 @@ func (d *SnapshotsDir) Lookup(ctx context.Context, name string) (fs.Node, error)
 		} else if entry.snapshot != nil {
 			return newDirFromSnapshot(ctx, d.root, fs.GenerateDynamicInode(d.inode, name), entry.snapshot)
 		} else {
-			return NewSnapshotsDir(d.root, fs.GenerateDynamicInode(d.inode, name), d.dirStruct, d.prefix+"/"+name), nil
+			return NewSnapshotsDir(d.root, fs.GenerateDynamicInode(d.inode, name), d.inode, d.dirStruct, d.prefix+"/"+name), nil
 		}
 	}