core: add --db-salvage command line flag

Use to load the database when the primary meta page is corrupted
This commit is contained in:
moneromooo-monero 2017-07-30 23:59:52 +01:00
parent 181a008aa3
commit c6e200a8ab
No known key found for this signature in database
GPG key ID: 686F07454D6CEFC3
4 changed files with 14 additions and 1 deletions

View file

@ -164,6 +164,7 @@ namespace cryptonote
command_line::add_arg(desc, command_line::arg_prep_blocks_threads);
command_line::add_arg(desc, command_line::arg_fast_block_sync);
command_line::add_arg(desc, command_line::arg_db_sync_mode);
command_line::add_arg(desc, command_line::arg_db_salvage);
command_line::add_arg(desc, command_line::arg_show_time_stats);
command_line::add_arg(desc, command_line::arg_block_sync_size);
command_line::add_arg(desc, command_line::arg_check_updates);
@ -278,6 +279,7 @@ namespace cryptonote
std::string db_type = command_line::get_arg(vm, command_line::arg_db_type);
std::string db_sync_mode = command_line::get_arg(vm, command_line::arg_db_sync_mode);
bool db_salvage = command_line::get_arg(vm, command_line::arg_db_salvage) != 0;
bool fast_sync = command_line::get_arg(vm, command_line::arg_fast_block_sync) != 0;
uint64_t blocks_threads = command_line::get_arg(vm, command_line::arg_prep_blocks_threads);
std::string check_updates_string = command_line::get_arg(vm, command_line::arg_check_updates);
@ -310,12 +312,14 @@ namespace cryptonote
uint64_t DBS_FAST_MODE = 0;
uint64_t DBS_FASTEST_MODE = 0;
uint64_t DBS_SAFE_MODE = 0;
uint64_t DBS_SALVAGE = 0;
if (db_type == "lmdb")
{
db = new BlockchainLMDB();
DBS_SAFE_MODE = MDB_NORDAHEAD;
DBS_FAST_MODE = MDB_NORDAHEAD | MDB_NOSYNC;
DBS_FASTEST_MODE = MDB_NORDAHEAD | MDB_NOSYNC | MDB_WRITEMAP | MDB_MAPASYNC;
DBS_SALVAGE = MDB_PREVSNAPSHOT;
}
else
{
@ -387,6 +391,9 @@ namespace cryptonote
blocks_per_sync = bps;
}
if (db_salvage)
db_flags |= DBS_SALVAGE;
db->open(filename, db_flags);
if(!db->m_open)
return false;