public LiteDBRichStore(
BaseBlockStatesStore store,
string path,
bool journal = true,
int indexCacheSize = 50000,
bool flush = true,
bool readOnly = false)
{
_store = store;
if (path is null)
{
_memoryStream = new MemoryStream();
_db = new LiteDatabase(_memoryStream);
}
else
{
var connectionString = new ConnectionString
{
Filename = Path.Combine(path, "ext.ldb"),
Journal = journal,
CacheSize = indexCacheSize,
Flush = flush,
};
if (readOnly)
{
connectionString.Mode = FileMode.ReadOnly;
}
else if (RuntimeInformation.IsOSPlatform(OSPlatform.OSX) &&
Type.GetType("Mono.Runtime") is null)
{
// macOS + .NETCore doesn't support shared lock.
connectionString.Mode = FileMode.Exclusive;
}
_db = new LiteDatabase(connectionString);
lock (_db.Mapper)
{
_db.Mapper.RegisterType(
hash => hash.ToByteArray(),
b => new HashDigest <SHA256>(b));
_db.Mapper.RegisterType(
txid => txid.ToByteArray(),
b => new TxId(b));
_db.Mapper.RegisterType(
address => address.ToByteArray(),
b => new Address(b.AsBinary));
}
_blockCache = new LruCache <HashDigest <SHA256>, BlockDigest>(capacity: 512);
}
}
public MySQLRichStore(BaseBlockStatesStore store, MySQLRichStoreOptions options)
{
_store = store;
var builder = new MySqlConnectionStringBuilder
{
Database = options.Database,
UserID = options.Username,
Password = options.Password,
Server = options.Server,
Port = options.Port,
};
_connectionString = builder.ConnectionString;
_compiler = new MySqlCompiler();
_blockCache = new LruCache <HashDigest <SHA256>, BlockDigest>(capacity: 512);
}
protected (BaseBlockStatesStore, IStateStore) LoadStore(string path, string type, int statesCacheSize)
{
BaseBlockStatesStore store = null;
IStateStore stateStore = null;
if (type == "rocksdb")
{
try
{
store = new RocksDBStore.RocksDBStore(
path,
statesCacheSize: statesCacheSize,
maxTotalWalSize: 16 * 1024 * 1024,
keepLogFileNum: 1);
Log.Debug("RocksDB is initialized.");
}
catch (TypeInitializationException e)
{
Log.Error("RocksDB is not available. DefaultStore will be used. {0}", e);
}
}
else
{
var message = type is null
? "Storage Type is not specified"
: $"Storage Type {type} is not supported";
Log.Debug($"{message}. DefaultStore will be used.");
}
store ??= new DefaultStore(
path, flush: false, compress: true, statesCacheSize: statesCacheSize);
IKeyValueStore stateKeyValueStore = new RocksDBKeyValueStore(Path.Combine(path, "states")),
stateHashKeyValueStore = new RocksDBKeyValueStore(Path.Combine(path, "state_hashes"));
stateStore = new TrieStateStore(stateKeyValueStore, stateHashKeyValueStore);
return(store, stateStore);
}
