From d06965da119e09e1f5d60d0ed81061693f2e8be6 Mon Sep 17 00:00:00 2001
From: Luke Shumaker <lukeshu@lukeshu.com>
Date: Sun, 28 Aug 2022 17:56:57 -0600
Subject: Delete clearbadnodes, it is being replaced by rebuildnodes

---
 lib/btrfsprogs/btrfsrepair/clearnodes.go | 77 --------------------------------
 1 file changed, 77 deletions(-)
 delete mode 100644 lib/btrfsprogs/btrfsrepair/clearnodes.go

(limited to 'lib/btrfsprogs/btrfsrepair/clearnodes.go')

diff --git a/lib/btrfsprogs/btrfsrepair/clearnodes.go b/lib/btrfsprogs/btrfsrepair/clearnodes.go
deleted file mode 100644
index 2258f66..0000000
--- a/lib/btrfsprogs/btrfsrepair/clearnodes.go
+++ /dev/null
@@ -1,77 +0,0 @@
-// Copyright (C) 2022  Luke Shumaker <lukeshu@lukeshu.com>
-//
-// SPDX-License-Identifier: GPL-2.0-or-later
-
-package btrfsrepair
-
-import (
-	"context"
-	"errors"
-	"fmt"
-
-	"github.com/datawire/dlib/dlog"
-
-	"git.lukeshu.com/btrfs-progs-ng/lib/btrfs"
-	"git.lukeshu.com/btrfs-progs-ng/lib/btrfs/btrfsvol"
-	"git.lukeshu.com/btrfs-progs-ng/lib/btrfsprogs/btrfsutil"
-	"git.lukeshu.com/btrfs-progs-ng/lib/diskio"
-)
-
-func ClearBadNodes(ctx context.Context, fs *btrfs.FS) error {
-	var uuidsInited bool
-	var metadataUUID, chunkTreeUUID btrfs.UUID
-
-	btrfsutil.WalkAllTrees(ctx, fs, btrfsutil.WalkAllTreesHandler{
-		Err: func(err *btrfsutil.WalkError) {
-			dlog.Error(ctx, err)
-		},
-		TreeWalkHandler: btrfs.TreeWalkHandler{
-			Node: func(path btrfs.TreePath, node *diskio.Ref[btrfsvol.LogicalAddr, btrfs.Node]) error {
-				if !uuidsInited {
-					metadataUUID = node.Data.Head.MetadataUUID
-					chunkTreeUUID = node.Data.Head.ChunkTreeUUID
-					uuidsInited = true
-				}
-				return nil
-			},
-			BadNode: func(path btrfs.TreePath, node *diskio.Ref[btrfsvol.LogicalAddr, btrfs.Node], err error) error {
-				if !errors.Is(err, btrfs.ErrNotANode) {
-					return err
-				}
-				origErr := err
-				if !uuidsInited {
-					// TODO(lukeshu): Is there a better way to get the chunk
-					// tree UUID?
-					return fmt.Errorf("cannot repair node@%v: not (yet?) sure what the chunk tree UUID is", node.Addr)
-				}
-				node.Data = btrfs.Node{
-					Size:         node.Data.Size,
-					ChecksumType: node.Data.ChecksumType,
-					Head: btrfs.NodeHeader{
-						//Checksum:   filled below,
-						MetadataUUID:  metadataUUID,
-						Addr:          node.Addr,
-						Flags:         btrfs.NodeWritten,
-						BackrefRev:    btrfs.MixedBackrefRev,
-						ChunkTreeUUID: chunkTreeUUID,
-						Generation:    path.Node(-1).FromGeneration,
-						Owner:         path.Node(-1).FromTree,
-						NumItems:      0,
-						Level:         path.Node(-1).ToNodeLevel,
-					},
-				}
-				node.Data.Head.Checksum, err = node.Data.CalculateChecksum()
-				if err != nil {
-					return err
-				}
-				if err := node.Write(); err != nil {
-					return err
-				}
-
-				dlog.Infof(ctx, "fixed node@%v (err was %v)\n", node.Addr, origErr)
-				return nil
-			},
-		},
-	})
-	return nil
-}
-- 
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