public void RestoreCheckpoint(string checkPointArchive, bool force)
{
if (chain.ConsensusNodes.Count != 1)
{
throw new ArgumentException("Checkpoint restore is only supported on single node express instances", nameof(chain));
}
checkPointArchive = ResolveCheckpointFileName(checkPointArchive);
if (!fileSystem.File.Exists(checkPointArchive))
{
throw new Exception($"Checkpoint {checkPointArchive} couldn't be found");
}
var node = chain.ConsensusNodes[0];
if (IsRunning(node))
{
var scriptHash = node.Wallet.DefaultAccount?.ScriptHash ?? "<unknown>";
throw new InvalidOperationException($"node {scriptHash} currently running");
}
var checkpointTempPath = fileSystem.GetTempFolder();
using var folderCleanup = AnonymousDisposable.Create(() =>
{
if (fileSystem.Directory.Exists(checkpointTempPath))
{
fileSystem.Directory.Delete(checkpointTempPath, true);
}
});
var nodePath = fileSystem.GetNodePath(node);
if (fileSystem.Directory.Exists(nodePath))
{
if (!force)
{
throw new Exception("You must specify force to restore a checkpoint to an existing blockchain.");
}
fileSystem.Directory.Delete(nodePath, true);
}
var wallet = DevWallet.FromExpressWallet(ProtocolSettings, node.Wallet);
var multiSigAccount = wallet.GetMultiSigAccounts().Single();
RocksDbStorageProvider.RestoreCheckpoint(checkPointArchive, checkpointTempPath, ProtocolSettings, multiSigAccount.ScriptHash);
fileSystem.Directory.Move(checkpointTempPath, nodePath);
}
public OfflineNode(ProtocolSettings settings, RocksDbStorageProvider rocksDbStorageProvider, Wallet nodeWallet, ExpressChain chain, bool enableTrace)
{
this.nodeWallet = nodeWallet;
this.chain = chain;
this.rocksDbStorageProvider = rocksDbStorageProvider;
applicationEngineProvider = enableTrace ? new ApplicationEngineProvider() : null;
consensusNodesKeys = new Lazy <KeyPair[]>(() => chain.GetConsensusNodeKeys());
var storageProviderPlugin = new StorageProviderPlugin(rocksDbStorageProvider);
_ = new PersistencePlugin(rocksDbStorageProvider);
neoSystem = new NeoSystem(settings, storageProviderPlugin.Name);
ApplicationEngine.Log += OnLog !;
}
public OfflineNode(ProtocolSettings settings, RocksDbStorageProvider rocksDbStorageProvider, Wallet nodeWallet, ExpressChain chain, bool enableTrace)
{
this.nodeWallet = nodeWallet;
this.chain = chain;
this.rocksDbStorageProvider = rocksDbStorageProvider;
applicationEngineProvider = enableTrace ? new ExpressApplicationEngineProvider() : null;
consensusNodesKeys = new Lazy <KeyPair[]>(() => chain.ConsensusNodes
.Select(n => n.Wallet.DefaultAccount ?? throw new Exception())
.Select(a => new KeyPair(a.PrivateKey.HexToBytes()))
.ToArray());
var storageProviderPlugin = new StorageProviderPlugin(rocksDbStorageProvider);
_ = new ExpressAppLogsPlugin(rocksDbStorageProvider);
neoSystem = new NeoSystem(settings, storageProviderPlugin.Name);
ApplicationEngine.Log += OnLog !;
}
public OfflineNode(ProtocolSettings settings, RocksDbStorageProvider rocksDbStorageProvider, ExpressWallet nodeWallet, ExpressChain chain, bool enableTrace)
: this(settings, rocksDbStorageProvider, DevWallet.FromExpressWallet(settings, nodeWallet), chain, enableTrace)
{
}
