public LevelDBStore Init(string path)
{
var options = new Options()
{
BlockSize = 8 * 1024 * 1024, // 8M
Cache = new Cache(100 * 1024 * 1024), // Äڴ滺´æ 100M
CompressionLevel = CompressionLevel.SnappyCompression,
CreateIfMissing = true,
};
this.db = new DB(options, path);
Blocks = new DbCache <Block>(db, null, null, null, "Blocks");
Heights = new DbCache <List <string> >(db, null, null, null, "Heights");
return(this);
}
public DbSnapshot(DB db, long height, bool bUndo, bool bWrite)
{
#if MultiThread
this.bWrite = bWrite;
if (this.bWrite)
{
Monitor.Enter(db);
}
this.db = db;
this.snapshot = db.CreateSnapshot();
this.batch = bWrite ? new WriteBatch() : null;
#else
Monitor.Enter(db);
this.db = db;
this.snapshot = db.CreateSnapshot();
this.batch = new WriteBatch();
#endif
this.options = new ReadOptions {
FillCache = false, Snapshot = snapshot
};
if (bUndo)
{
Undos = new DbUndo();
Undos.height = height;
long.TryParse(db.Get("UndoHeight"), out long UndoHeight);
if (UndoHeight + 1 != Undos.height)
{
throw new InvalidOperationException($"{UndoHeight} heightTotal+1 != Undos.height {Undos.height}");
}
}
Snap = new DbCache <string>(db, options, batch, Undos, "Snap");
Blocks = new DbCache <Block>(db, options, batch, null, "Blocks");
Heights = new DbCache <List <string> >(db, options, batch, null, "Heights");
Transfers = new DbCache <BlockSub>(db, options, batch, Undos, "Trans");
Accounts = new DbCache <Account>(db, options, batch, Undos, "Accounts");
Contracts = new DbCache <LuaVMScript>(db, options, batch, Undos, "Contracts");
Storages = new DbCache <LuaVMContext>(db, options, batch, Undos, "Storages");
BlockChains = new DbCache <BlockChain>(db, options, batch, Undos, "BlockChain");
StoragesMap = new DbCache <string>(db, options, batch, Undos, "StgMap");
ABC = new DbCache <List <string> >(db, options, batch, Undos, "ABC");
List = new DbList <string>(db, options, batch, Undos, "List");
Queue = new DbQueue <string>(db, options, batch, Undos, "Queue", 1260); // (60/8) * 24Hour * 7Day
}
public LuaVMDBCache(DbCache <TValue> _dbCache)
{
dbCache = _dbCache;
}