public async Task <(uint256, ChannelManager)?> GetChannelManager(ChannelManagerReadArgs readArgs, CancellationToken ct = default)
{
if (readArgs == null)
{
throw new ArgumentNullException(nameof(readArgs));
}
using var tx = await _engine.OpenTransaction(ct);
using var chanManRow = await tx.GetTable(DBKeys.ChannelManager).Get(DBKeys.ChannelManagerVersion);
if (chanManRow is null)
{
return(null);
}
var val = await chanManRow.ReadValue();
if (val.IsEmpty)
{
return(null);
}
var r = ChannelManager.Deserialize(val, readArgs, _conf.Value.RustLightningConfig, _pool);
// there is a edge case that when the ChannelManager is created and serialized without any block connect,
// latestBlockHash becomes empty. So just return null in that case.
if (r.Item1.Equals(uint256.Zero))
{
return(null);
}
return(r);
}
private (ChannelManager, ChannelManagerReadArgs, ManyChannelMonitor, ManyChannelMonitorReadArgs) GetTestChannelManager()
{
var logger = new TestLogger();
var broadcaster = new TestBroadcaster();
var feeEstiamtor = new TestFeeEstimator();
var n = Network.TestNet;
var chainWatchInterface = new ChainWatchInterfaceUtil(n);
var keySeed = new byte[] { 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2 };
var keysInterface = new KeysManager(keySeed, DateTime.UnixEpoch);
var manyChannelMonitor = ManyChannelMonitor.Create(n, chainWatchInterface, broadcaster, logger, feeEstiamtor);
var userConfig = new UserConfigObject();
var channelManager = ChannelManager.Create(n, userConfig, chainWatchInterface, keysInterface, logger, broadcaster, feeEstiamtor, 400000, manyChannelMonitor);
var readArgs = new ChannelManagerReadArgs(keysInterface, broadcaster, feeEstiamtor, logger, chainWatchInterface, n, manyChannelMonitor);
var monitorReadArgs = new ManyChannelMonitorReadArgs(chainWatchInterface, broadcaster, logger, feeEstiamtor, n);
return(channelManager, readArgs, manyChannelMonitor, monitorReadArgs);
}
public void ChannelManagerSerializationTests()
{
using var channelManager = GetTestChannelManager();
var b = channelManager.Serialize(_pool);
var keySeed = new byte[] { 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2 };
var keysInterface = new KeysManager(keySeed, DateTime.UnixEpoch);
var logger = new TestLogger();
var broadcaster = new TestBroadcaster();
var feeEstiamtor = new TestFeeEstimator();
var n = NBitcoin.Network.TestNet;
var chainWatchInterface = new ChainWatchInterfaceUtil(n);
var manyChannelMonitor =
ManyChannelMonitor.Create(n, chainWatchInterface, broadcaster, logger, feeEstiamtor);
var args = new ChannelManagerReadArgs(keysInterface, broadcaster, feeEstiamtor, logger, chainWatchInterface, n, manyChannelMonitor);
var items = ChannelManager.Deserialize(b, args, new TestUserConfigProvider(), _pool);
var(_, channelManager2) = items;
Assert.True(channelManager2.Serialize(_pool).SequenceEqual(b));
}
public Task <(uint256, ChannelManager)?> GetChannelManager(ChannelManagerReadArgs readArgs, CancellationToken ct = default)
{
return(Task.FromResult(
latestChannelManager is null ? ((uint256, ChannelManager)?)null: (NBitcoin.Network.RegTest.GenesisHash, latestChannelManager)
));
}