From 937db7b4aa26854d2403d93ea44303655a6751d6 Mon Sep 17 00:00:00 2001
From: Oliver Gugger <gugger@gmail.com>
Date: Mon, 30 Mar 2020 18:03:53 +0200
Subject: [PATCH] Don't fail compactdb on corruption but log warning

---
 cmd/chantools/compactdb.go | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/cmd/chantools/compactdb.go b/cmd/chantools/compactdb.go
index fffa435..d87f3a4 100644
--- a/cmd/chantools/compactdb.go
+++ b/cmd/chantools/compactdb.go
@@ -165,6 +165,13 @@ func (c *compactDBCommand) walkBucket(b *bbolt.Bucket, keypath [][]byte,
 	return b.ForEach(func(k, v []byte) error {
 		if v == nil {
 			bkt := b.Bucket(k)
+			if bkt == nil {
+				log.Warnf("Could not read bucket '%s' (full " +
+					"path '%s') database is likely " +
+					"corrupted. Continuing anyway but " +
+					"skipping corrupt bucket.", k, keypath)
+				return nil
+			}
 			return c.walkBucket(
 				bkt, keypath, k, nil, bkt.Sequence(), fn,
 			)