/// <summary>
/// Create a new voting procedure.
/// </summary>
/// <param name="logger">Logs messages to file.</param>
/// <param name="DataAccess.DbConnection">Connection to the database.</param>
/// <param name="parameters">Voting parameters.</param>
/// <param name="rootCertificate">Certificate storage.</param>
public VotingServerEntity(
VotingRpcServer server,
Signed<VotingParameters> signedParameters,
ICertificateStorage certificateStorage,
ServerCertificate serverCertificate)
: this(server, signedParameters, certificateStorage, serverCertificate, VotingStatus.New)
{
this.lastProcessTime = DateTime.Now;
}
public void MyTestInitialize()
{
CACertificate rootCertificate = new CACertificate(null, "Root CA");
rootCertificate.CreateSelfSignature();
rootCertificate.Save("root.pi-cert");
ServerCertificate serverCertificate = new ServerCertificate("Server");
serverCertificate.CreateSelfSignature();
serverCertificate.AddSignature(rootCertificate, DateTime.Now.AddDays(1));
serverCertificate.Save("server.pi-cert");
}
/// <summary>
/// Create the voting server.
/// </summary>
public VotingRpcServer()
{
this.lastProcess = DateTime.Now;
this.logger = new Logger(Pirate.PiVote.Logger.ServerLogFileName, LogLevel.Info);
Logger.Log(LogLevel.Info, "Voting RPC server starting...");
this.serverConfig = new ServerConfig(ServerConfigFileName);
this.serverConfig.ValidateMail(Logger);
Logger.Log(LogLevel.Info, "Config file is read.");
RemoteConfig = new RemoteStoredConfig(RemoteConfigFileName);
Logger.Log(LogLevel.Info, "Remote config file is read.");
Mailer = new Mailer(this.serverConfig, this.logger);
Logger.Log(LogLevel.Info, "Mailer is set up.");
this.dbConnection = new MySqlConnection(this.serverConfig.MySqlConnectionString);
this.dbConnection.Open();
Logger.Log(LogLevel.Info, "Database connection is open.");
CertificateStorage = new DatabaseCertificateStorage(this.dbConnection);
if (!CertificateStorage.TryLoadRoot())
{
Logger.Log(LogLevel.Error, "Root certificate file not found.");
this.dbConnection.Close();
throw new InvalidOperationException("Root certificate file not found.");
}
CertificateStorage.ImportStorageIfNeed();
Logger.Log(LogLevel.Info, "Certificate storage is loaded.");
this.serverCertificate = CertificateStorage.LoadServerCertificate();
Logger.Log(LogLevel.Info, "Server certificate is loaded.");
LoadVotings();
Logger.Log(LogLevel.Info, "Votings are loaded.");
////OutputReport();
}
/// <summary>
/// Create a new voting procedure.
/// </summary>
/// <param name="logger">Logs messages to file.</param>
/// <param name="DataAccess.DbConnection">Connection to the database.</param>
/// <param name="parameters">Voting parameters.</param>
/// <param name="rootCertificate">Certificate storage.</param>
/// <param name="status">Voting status.</param>
public VotingServerEntity(
VotingRpcServer server,
Signed<VotingParameters> signedParameters,
ICertificateStorage certificateStorage,
ServerCertificate serverCertificate,
VotingStatus status)
{
if (server == null)
throw new ArgumentNullException("server");
if (signedParameters == null)
throw new ArgumentNullException("signedParameters");
if (serverCertificate == null)
throw new ArgumentNullException("serverCertificate");
Server = server;
this.lastProcessTime = DateTime.Now;
this.certificateStorage = certificateStorage;
this.serverCertificate = serverCertificate;
this.signedParameters = signedParameters;
this.parameters = this.signedParameters.Value;
this.status = status;
}
/// <summary>
/// Creates a copy of the certificate.
/// </summary>
/// <param name="original">Original certificate to copy.</param>
/// <param name="onlyPublicPart">Leave the private key out?</param>
protected ServerCertificate(ServerCertificate original, bool onlyPublicPart)
: base(original, onlyPublicPart)
{
this.fullName = original.fullName;
}
private bool ConnectToServer()
{
table.AddHeaderRow(2, "Pi-Vote Server");
string fileName = Path.Combine(Request.PhysicalApplicationPath, "server.pi-cert");
if (File.Exists(fileName))
{
this.serverCertificate = Serializable.Load<ServerCertificate>(fileName);
}
else
{
table.AddRow("Connection:", "N/A");
table.AddRow(string.Empty, "Server certifcate not found.");
table.AddSpaceRow(2, 32);
return false;
}
try
{
this.client = new TcpRpcClient();
this.client.Connect(new IPEndPoint(IPAddress.Loopback, 4242));
this.proxy = new VotingRpcProxy(client);
}
catch
{
table.AddRow("Connection:", "Failed");
table.AddRow(string.Empty, "Pi-Vote server connection failed.");
table.AddSpaceRow(2, 32);
return false;
}
try
{
var result = proxy.FetchCertificateStorage();
this.certificateStorage = new CertificateStorage();
this.certificateStorage.TryLoadRoot(Request.PhysicalApplicationPath);
this.certificateStorage.Add(result.First);
}
catch
{
table.AddRow("Connection:", "Failed");
table.AddRow(string.Empty, "Cannot download certificate storage.");
table.AddSpaceRow(2, 32);
return false;
}
table.AddRow("Connection:", "Ok");
table.AddSpaceRow(2, 32);
return true;
}
private void createServerCertifiToolStripMenuItem_Click(object sender, EventArgs e)
{
CreateServerDialog dialog = new CreateServerDialog();
if (dialog.ShowDialog() == DialogResult.OK)
{
SaveFileDialog saveDialog = new SaveFileDialog();
saveDialog.Title = "Save Server Certificate";
saveDialog.CheckPathExists = true;
saveDialog.Filter = Files.CertificateFileFilter;
if (saveDialog.ShowDialog() == DialogResult.OK)
{
ServerCertificate certificate = new ServerCertificate(dialog.FullName);
certificate.CreateSelfSignature();
SignatureRequest request = new SignatureRequest(dialog.FullName, string.Empty, string.Empty);
Secure<SignatureRequest> signedRequest = new Secure<SignatureRequest>(request, CaCertificate, certificate);
CertificateAuthorityEntry entry = new CertificateAuthorityEntry(signedRequest);
entry.Sign(CaCertificate, DateTime.Now, dialog.ValidUntil);
certificate.AddSignature(entry.Response.Value.Signature);
string entryFileName = DataPath(entry.Certificate.Id.ToString() + ".pi-ca-entry");
entry.Save(DataPath(entryFileName));
ListEntry listEntry = new ListEntry(entryFileName, entry, CaCertificate);
Entries.Add(listEntry);
this.entryListView.Items.Add(listEntry.CreateItem(CaCertificate));
certificate.Save(saveDialog.FileName);
}
}
}
/// <summary>
/// Voting entity test.
/// </summary>
/// <remarks>
/// Used only during development.
/// </remarks>
public void EntityTest()
{
IRpcConnection connection = new DummyConnection();
DateTime validUntil = DateTime.Now.AddDays(1);
var root = new CACertificate(null, "Root");
root.CreateSelfSignature();
var rootCrl = new RevocationList(root.Id, DateTime.Now, validUntil, new List<Guid>());
var sigRootCrl = new Signed<RevocationList>(rootCrl, root);
var intermediate = new CACertificate(null, "Intermediate");
intermediate.CreateSelfSignature();
intermediate.AddSignature(root, validUntil);
var intCrl = new RevocationList(intermediate.Id, DateTime.Now, validUntil, new List<Guid>());
var sigIntCrl = new Signed<RevocationList>(intCrl, intermediate);
var admin = new AdminCertificate(Language.English, null, "Admin");
admin.CreateSelfSignature();
admin.AddSignature(intermediate, DateTime.Now.AddDays(1));
var serverCert = new ServerCertificate("Server");
serverCert.CreateSelfSignature();
serverCert.AddSignature(intermediate, DateTime.Now.AddDays(1));
VotingParameters parameters =
new VotingParameters(
new MultiLanguageString("Zufrieden"),
new MultiLanguageString("Tada"),
new MultiLanguageString(string.Empty),
DateTime.Now,
DateTime.Now.AddDays(1),
0);
parameters.GenerateNumbers(Files.TestDataPath);
Question question = new Question(new MultiLanguageString("Zufrieden?"), new MultiLanguageString(string.Empty), new MultiLanguageString(string.Empty), 1);
question.AddOption(new Option(new MultiLanguageString("Nein"), new MultiLanguageString("Dagegen"), new MultiLanguageString(string.Empty)));
question.AddOption(new Option(new MultiLanguageString("Ja"), new MultiLanguageString("Dafür"), new MultiLanguageString(string.Empty)));
parameters.AddQuestion(question);
Signed<VotingParameters> signedParameters = new Signed<VotingParameters>(parameters, admin);
DateTime start = DateTime.Now;
Console.WriteLine();
Console.Write("Voting begins...");
CertificateStorage serverCertStorage = new CertificateStorage();
serverCertStorage.AddRoot(root);
serverCertStorage.Add(intermediate);
serverCertStorage.AddRevocationList(sigRootCrl);
serverCertStorage.AddRevocationList(sigIntCrl);
VotingServerEntity vs = new VotingServerEntity(null, signedParameters, serverCertStorage, serverCert);
var a1c = new AuthorityCertificate(Language.English, "Authority 1", null);
a1c.CreateSelfSignature();
a1c.AddSignature(intermediate, validUntil);
var a2c = new AuthorityCertificate(Language.English, "Authority 2", null);
a2c.CreateSelfSignature();
a2c.AddSignature(intermediate, validUntil);
var a3c = new AuthorityCertificate(Language.English, "Authority 3", null);
a3c.CreateSelfSignature();
a3c.AddSignature(intermediate, validUntil);
var a4c = new AuthorityCertificate(Language.English, "Authority 4", null);
a4c.CreateSelfSignature();
a4c.AddSignature(intermediate, validUntil);
var a5c = new AuthorityCertificate(Language.English, "Authority 5", null);
a5c.CreateSelfSignature();
a5c.AddSignature(intermediate, validUntil);
var a1 = new AuthorityEntity(serverCertStorage, a1c);
var a2 = new AuthorityEntity(serverCertStorage, a2c);
var a3 = new AuthorityEntity(serverCertStorage, a3c);
var a4 = new AuthorityEntity(serverCertStorage, a4c);
var a5 = new AuthorityEntity(serverCertStorage, a5c);
vs.AddAuthority(connection, a1.Certificate);
vs.AddAuthority(connection, a2.Certificate);
vs.AddAuthority(connection, a3.Certificate);
vs.AddAuthority(connection, a4.Certificate);
vs.AddAuthority(connection, a5.Certificate);
a1.Prepare(1, vs.SignedParameters);
a2.Prepare(2, vs.SignedParameters);
a3.Prepare(3, vs.SignedParameters);
a4.Prepare(4, vs.SignedParameters);
a5.Prepare(5, vs.SignedParameters);
a1.SetAuthorities(vs.AuthorityList);
a2.SetAuthorities(vs.AuthorityList);
a3.SetAuthorities(vs.AuthorityList);
a4.SetAuthorities(vs.AuthorityList);
a5.SetAuthorities(vs.AuthorityList);
vs.DepositShares(connection, a1.GetShares());
vs.DepositShares(connection, a2.GetShares());
vs.DepositShares(connection, a3.GetShares());
vs.DepositShares(connection, a4.GetShares());
vs.DepositShares(connection, a5.GetShares());
var r1 = a1.VerifyShares(vs.GetAllShares());
var r2 = a2.VerifyShares(vs.GetAllShares());
var r3 = a3.VerifyShares(vs.GetAllShares());
var r4 = a4.VerifyShares(vs.GetAllShares());
var r5 = a5.VerifyShares(vs.GetAllShares());
vs.DepositShareResponse(connection, r1);
vs.DepositShareResponse(connection, r2);
vs.DepositShareResponse(connection, r3);
vs.DepositShareResponse(connection, r4);
vs.DepositShareResponse(connection, r5);
var v1c = new VoterCertificate(Language.English, null, 0);
v1c.CreateSelfSignature();
v1c.AddSignature(intermediate, validUntil);
var cs = new CertificateStorage();
cs.AddRoot(root);
var v1 = new VoterEntity(cs);
IEnumerable<int> questionVota = new int[] { 0, 1 };
var vote1 = v1.Vote(vs.GetVotingMaterial(), v1c, new IEnumerable<int>[] { questionVota }, null);
vs.Vote(connection, vote1);
int voters = 10;
for (int i = 1000; i < 1000 + voters; i++)
{
var vc = new VoterCertificate(Language.English, null, 0);
vc.CreateSelfSignature();
vc.AddSignature(intermediate, validUntil);
var vx = new VoterEntity(cs);
IEnumerable<int> questionVota2 = new int[] { 0, 1 };
var votex = vx.Vote(vs.GetVotingMaterial(), vc, new IEnumerable<int>[] { questionVota2 }, null);
vs.Vote(connection, votex);
}
for (int i = 2000; i < 2000 + voters; i++)
{
var vc = new VoterCertificate(Language.English, null, 0);
vc.CreateSelfSignature();
vc.AddSignature(intermediate, validUntil);
var vx = new VoterEntity(cs);
IEnumerable<int> questionVota3 = new int[] { 1, 0 };
var votex = vx.Vote(vs.GetVotingMaterial(), vc, new IEnumerable<int>[] { questionVota3 }, null);
vs.Vote(connection, votex);
}
vs.EndVote();
a1.TallyBegin(vs.GetVotingMaterial());
a2.TallyBegin(vs.GetVotingMaterial());
a3.TallyBegin(vs.GetVotingMaterial());
a4.TallyBegin(vs.GetVotingMaterial());
a5.TallyBegin(vs.GetVotingMaterial());
for (int envelopeIndex = 0; envelopeIndex < vs.GetEnvelopeCount(); envelopeIndex++)
{
a1.TallyAdd(envelopeIndex, vs.GetEnvelope(envelopeIndex), new Progress(null));
a2.TallyAdd(envelopeIndex, vs.GetEnvelope(envelopeIndex), new Progress(null));
a3.TallyAdd(envelopeIndex, vs.GetEnvelope(envelopeIndex), new Progress(null));
a4.TallyAdd(envelopeIndex, vs.GetEnvelope(envelopeIndex), new Progress(null));
a5.TallyAdd(envelopeIndex, vs.GetEnvelope(envelopeIndex), new Progress(null));
}
var pd1 = a1.PartiallyDecipher();
var pd2 = a2.PartiallyDecipher();
var pd3 = a3.PartiallyDecipher();
var pd4 = a4.PartiallyDecipher();
var pd5 = a5.PartiallyDecipher();
vs.DepositPartialDecipher(connection, pd1);
vs.DepositPartialDecipher(connection, pd2);
vs.DepositPartialDecipher(connection, pd3);
vs.DepositPartialDecipher(connection, pd4);
vs.DepositPartialDecipher(connection, pd5);
v1.TallyBegin(vs.GetVotingMaterial(), BaseParameters.StandardProofCount);
for (int envelopeIndex = 0; envelopeIndex < vs.GetEnvelopeCount(); envelopeIndex++)
{
v1.TallyAdd(envelopeIndex, vs.GetEnvelope(envelopeIndex), new Progress(null));
}
for (int authorityIndex = 1; authorityIndex < vs.Parameters.AuthorityCount + 1; authorityIndex++)
{
v1.TallyAddPartialDecipher(vs.GetPartialDecipher(authorityIndex));
}
var res1 = v1.TallyResult;
TimeSpan duration = DateTime.Now.Subtract(start);
Console.WriteLine("Succeded {0}", duration.ToString());
}
