public void ParallelGetTransaction()
{
var path = Path.Combine(Path.GetTempPath(), $"rocksdb_test_{Guid.NewGuid()}");
var store = new RocksDBStore(path);
Transaction <DumbAction>[] txs = new[]
{
Fx.Transaction1,
Fx.Transaction2,
Fx.Transaction3,
};
try
{
store.PutTransaction(Fx.Transaction1);
store.PutTransaction(Fx.Transaction2);
store.PutTransaction(Fx.Transaction3);
store.Dispose();
store = new RocksDBStore(path);
Enumerable.Range(0, 3).AsParallel().ForAll(i =>
{
Assert.NotNull(store.GetTransaction <DumbAction>(txs[i].Id));
});
}
finally
{
store.Dispose();
Directory.Delete(path, true);
}
}
public void Migration(
[Option('o', Description = "Path to migration target root path.")]
string originRootPath,
[Option('d', Description = "Path to migrated dist root path.")]
string distRootPath,
[Option('c', Description = "Skip the copy from target store.")]
bool skipCopy,
[Option('b', Description = "Skip the block from target store.")]
bool skipBlock,
[Option('t', Description = "Skip the transaction from target store.")]
bool skipTransaction
)
{
if (!skipCopy)
{
Console.WriteLine("Copy Start!");
DirectoryCopy(originRootPath, distRootPath, true);
Directory.Delete(Path.Combine(distRootPath, "tx"), true);
Directory.Delete(Path.Combine(distRootPath, "block"), true);
Console.WriteLine("Copy Success!");
}
else
{
Console.WriteLine("Skip copy");
}
var originStore = new MonoRocksDBStore(originRootPath);
var distStore = new RocksDBStore(distRootPath);
var totalLength = originStore.CountBlocks();
if (!skipBlock)
{
Console.WriteLine("Start migrate block.");
foreach (var item in
originStore.IterateBlockHashes().Select((value, i) => new { i, value }))
{
Console.WriteLine($"block progress: {item.i}/{totalLength}");
Block <NCAction> block = originStore.GetBlock <NCAction>(
_ => HashAlgorithmType.Of <SHA256>(), // thunk getter
item.value
);
distStore.PutBlock(block);
}
Console.WriteLine("Finish migrate block.");
}
totalLength = originStore.CountTransactions();
if (!skipTransaction)
{
Console.WriteLine("Start migrate transaction.");
foreach (var item in
originStore.IterateTransactionIds()
.Select((value, i) => new { i, value }))
{
Console.WriteLine($"tx progress: {item.i}/{totalLength}");
distStore.PutTransaction(originStore.GetTransaction <NCAction>(item.value));
}
Console.WriteLine("Finish migrate transaction.");
}
originStore.Dispose();
distStore.Dispose();
Console.WriteLine("Migration Success!");
}