From e57f951805b429534c75ec1e6b2a1f16ae24efb5 Mon Sep 17 00:00:00 2001 From: Martin Zumsande Date: Mon, 25 Mar 2024 14:11:03 -0400 Subject: [PATCH] init, validation: Fix -reindex option with an existing snapshot This didn't work for two reasons: 1.) GetSnapshotCoinsDBPath() was used to retrieve the path. This requires coins_views to exist, but the initialisation only happens later (in CompleteChainstateInitialization) so the node hits an assert in CCoinsViewDB& CoinsDB() and crashes. 2.) The snapshot was already activated, so it has the mempool attached. Therefore, the mempool needs to be transferred back to the ibd chainstate before deleting the snapshot chainstate. --- src/validation.cpp | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/src/validation.cpp b/src/validation.cpp index 0feda3f8a5..45849be5cd 100644 --- a/src/validation.cpp +++ b/src/validation.cpp @@ -6140,13 +6140,14 @@ bool ChainstateManager::DeleteSnapshotChainstate() Assert(m_snapshot_chainstate); Assert(m_ibd_chainstate); - fs::path snapshot_datadir = GetSnapshotCoinsDBPath(*m_snapshot_chainstate); + fs::path snapshot_datadir = Assert(node::FindSnapshotChainstateDir(m_options.datadir)).value(); if (!DeleteCoinsDBFromDisk(snapshot_datadir, /*is_snapshot=*/ true)) { LogPrintf("Deletion of %s failed. Please remove it manually to continue reindexing.\n", fs::PathToString(snapshot_datadir)); return false; } m_active_chainstate = m_ibd_chainstate.get(); + m_active_chainstate->m_mempool = m_snapshot_chainstate->m_mempool; m_snapshot_chainstate.reset(); return true; }