From f7e337e6254c1c4115a8430964a6f6b54305b3ae Mon Sep 17 00:00:00 2001 From: warptangent Date: Thu, 4 Feb 2016 20:09:51 -0800 Subject: fake_core: Check if hard fork subdbs need reset at start --- src/blockchain_db/lmdb/db_lmdb.cpp | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) (limited to 'src/blockchain_db') diff --git a/src/blockchain_db/lmdb/db_lmdb.cpp b/src/blockchain_db/lmdb/db_lmdb.cpp index 541e838f7..5982b9d9a 100644 --- a/src/blockchain_db/lmdb/db_lmdb.cpp +++ b/src/blockchain_db/lmdb/db_lmdb.cpp @@ -2450,8 +2450,14 @@ void BlockchainLMDB::check_hard_fork_info() throw0(DB_ERROR("Failed to query m_hf_starting_heights")); if (db_stat1.ms_entries != db_stat2.ms_entries) { - mdb_drop(*txn_ptr, m_hf_starting_heights, 1); - mdb_drop(*txn_ptr, m_hf_versions, 1); + // Empty, but don't delete. This allows this function to be called after + // startup, after the subdbs have already been created, and rest of startup + // can proceed. If these don't exist, hard fork's init() will fail. + // + // If these are empty, hard fork's init() will repopulate the hard fork + // data. + mdb_drop(*txn_ptr, m_hf_starting_heights, 0); + mdb_drop(*txn_ptr, m_hf_versions, 0); } TXN_POSTFIX_SUCCESS(); -- cgit v1.2.3