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path: root/lib/btrfsprogs/btrfsinspect/rebuildnodes/rebuild_treecb.go
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Diffstat (limited to 'lib/btrfsprogs/btrfsinspect/rebuildnodes/rebuild_treecb.go')
-rw-r--r--lib/btrfsprogs/btrfsinspect/rebuildnodes/rebuild_treecb.go86
1 files changed, 0 insertions, 86 deletions
diff --git a/lib/btrfsprogs/btrfsinspect/rebuildnodes/rebuild_treecb.go b/lib/btrfsprogs/btrfsinspect/rebuildnodes/rebuild_treecb.go
deleted file mode 100644
index 492436b..0000000
--- a/lib/btrfsprogs/btrfsinspect/rebuildnodes/rebuild_treecb.go
+++ /dev/null
@@ -1,86 +0,0 @@
-// Copyright (C) 2022-2023 Luke Shumaker <lukeshu@lukeshu.com>
-//
-// SPDX-License-Identifier: GPL-2.0-or-later
-
-package rebuildnodes
-
-import (
- "context"
- "fmt"
-
- "git.lukeshu.com/btrfs-progs-ng/lib/btrfs/btrfsitem"
- "git.lukeshu.com/btrfs-progs-ng/lib/btrfs/btrfsprim"
- "git.lukeshu.com/btrfs-progs-ng/lib/btrfs/btrfsvol"
-)
-
-// AddedItem implements btrees.Callbacks.
-func (o *rebuilder) AddedItem(ctx context.Context, tree btrfsprim.ObjID, key btrfsprim.Key) {
- o.addedItemQueue.Insert(keyAndTree{
- TreeID: tree,
- Key: key,
- })
-}
-
-// AddedRoot implements btrees.Callbacks.
-func (o *rebuilder) AddedRoot(ctx context.Context, tree btrfsprim.ObjID, root btrfsvol.LogicalAddr) {
- if retries := o.retryItemQueue[tree]; retries != nil {
- o.addedItemQueue.InsertFrom(retries)
- }
-}
-
-// LookupRoot implements btrees.Callbacks.
-func (o *rebuilder) LookupRoot(ctx context.Context, tree btrfsprim.ObjID) (offset btrfsprim.Generation, item btrfsitem.Root, ok bool) {
- wantKey := WantWithTree{
- TreeID: btrfsprim.ROOT_TREE_OBJECTID,
- Key: Want{
- ObjectID: tree,
- ItemType: btrfsitem.ROOT_ITEM_KEY,
- OffsetType: offsetAny,
- },
- }
- ctx = withWant(ctx, logFieldTreeWant, "tree Root", wantKey)
- foundKey, ok := o._want(ctx, wantKey)
- if !ok {
- o.enqueueRetry(btrfsprim.ROOT_TREE_OBJECTID)
- return 0, btrfsitem.Root{}, false
- }
- itemBody := o.rebuilt.Tree(ctx, wantKey.TreeID).ReadItem(ctx, foundKey)
- defer itemBody.Free()
- switch itemBody := itemBody.(type) {
- case *btrfsitem.Root:
- return btrfsprim.Generation(foundKey.Offset), *itemBody, true
- case *btrfsitem.Error:
- o.fsErr(ctx, fmt.Errorf("error decoding item: %v: %w", foundKey, itemBody.Err))
- return 0, btrfsitem.Root{}, false
- default:
- // This is a panic because the item decoder should not emit ROOT_ITEM items as anything but
- // btrfsitem.Root or btrfsitem.Error without this code also being updated.
- panic(fmt.Errorf("should not happen: ROOT_ITEM item has unexpected type: %T", itemBody))
- }
-}
-
-// LookupUUID implements btrees.Callbacks.
-func (o *rebuilder) LookupUUID(ctx context.Context, uuid btrfsprim.UUID) (id btrfsprim.ObjID, ok bool) {
- wantKey := WantWithTree{
- TreeID: btrfsprim.UUID_TREE_OBJECTID,
- Key: wantFromKey(btrfsitem.UUIDToKey(uuid)),
- }
- ctx = withWant(ctx, logFieldTreeWant, "resolve parent UUID", wantKey)
- if !o._wantOff(ctx, wantKey) {
- o.enqueueRetry(btrfsprim.UUID_TREE_OBJECTID)
- return 0, false
- }
- itemBody := o.rebuilt.Tree(ctx, wantKey.TreeID).ReadItem(ctx, wantKey.Key.Key())
- defer itemBody.Free()
- switch itemBody := itemBody.(type) {
- case *btrfsitem.UUIDMap:
- return itemBody.ObjID, true
- case *btrfsitem.Error:
- o.fsErr(ctx, fmt.Errorf("error decoding item: %v: %w", wantKey, itemBody.Err))
- return 0, false
- default:
- // This is a panic because the item decoder should not emit UUID_SUBVOL items as anything but
- // btrfsitem.UUIDMap or btrfsitem.Error without this code also being updated.
- panic(fmt.Errorf("should not happen: UUID_SUBVOL item has unexpected type: %T", itemBody))
- }
-}