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db_lmdb: error out if the db needs migration in read only mode

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moneromooo-monero 2018-11-09 09:38:47 +00:00
parent a9e03ebc6a
commit dffec2587f
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1 changed files with 9 additions and 0 deletions
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src/blockchain_db/lmdb/db_lmdb.cpp
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@ -1345,6 +1345,15 @@ void BlockchainLMDB::open(const std::string& filename, const int db_flags)
#if VERSION > 0 #if VERSION > 0
else if (db_version < VERSION) else if (db_version < VERSION)
{ {
if (mdb_flags & MDB_RDONLY)
{
txn.abort();
mdb_env_close(m_env);
m_open = false;
MFATAL("Existing lmdb database needs to be converted, which cannot be done on a read-only database.");
MFATAL("Please run monerod once to convert the database.");
return;
}
// Note that there was a schema change within version 0 as well. // Note that there was a schema change within version 0 as well.
// See commit e5d2680094ee15889934fe28901e4e133cda56f2 2015/07/10 // See commit e5d2680094ee15889934fe28901e4e133cda56f2 2015/07/10
// We don't handle the old format previous to that commit. // We don't handle the old format previous to that commit.