public void TestLongLineInIMAPConversation()
{
// hMailServer is kind and allows up to 1000000 octets.
StringBuilder sb = new StringBuilder();
for (int i = 0; i < 100000; i++)
{
sb.Append("1234567890");
}
sb.Append(".com\r\n");
string command = "A03 NOOP " + sb.ToString();
TCPSocket socket = new TCPSocket();
Assert.IsTrue(socket.Connect(143));
socket.Receive();
socket.Send(command);
try
{
string response = socket.Receive();
Assert.IsTrue(response.StartsWith("* BYE"));
}
catch (System.Net.Sockets.SocketException ex)
{
Assert.IsTrue(ex.ErrorCode == 10054);
}
socket.Disconnect();
}
public void TestLongLineInPOP3Conversation()
{
StringBuilder sb = new StringBuilder();
for (int i = 0; i < 400; i++)
{
sb.Append("1234567890");
}
sb.Append(".com");
string command = "NOOP " + sb.ToString();
TCPSocket socket = new TCPSocket();
Assert.IsTrue(socket.Connect(110));
socket.Receive();
socket.Send(command + "\r\n");
string response = socket.Receive();
Assert.IsFalse(response.StartsWith("+OK"));
socket.Disconnect();
}
public void TestLongLineInIMAPConversation()
{
// hMailServer is kind and allows up to 1000000 octets.
StringBuilder sb = new StringBuilder();
for (int i = 0; i < 100000; i++)
{
sb.Append("1234567890");
}
sb.Append(".com\r\n");
string command = "A03 NOOP " + sb.ToString();
TCPSocket socket = new TCPSocket();
Assert.IsTrue(socket.Connect(143));
socket.Receive();
socket.Send(command);
try
{
string response = socket.Receive();
Assert.IsTrue(response.StartsWith("* BYE"));
}
catch (System.Net.Sockets.SocketException ex)
{
Assert.IsTrue(ex.ErrorCode == 10054);
}
socket.Disconnect();
}
public void TestLongSMTPCommand()
{
TCPSocket socket = new TCPSocket();
socket.Connect(25);
// Build a large string...
StringBuilder sb = new StringBuilder();
sb.Append("A01");
for (int i = 0; i < 1000000; i++)
{
sb.Append("01234567890");
}
int length = sb.Length;
sb.Append(Environment.NewLine);
for (int i = 0; i < 100; i++)
{
try
{
socket.Send(sb.ToString());
}
catch (Exception)
{
return;
}
}
socket.Send("\r\n");
string result = socket.Receive();
socket.Disconnect();
}
public void TestSMTPServerAuthPlain()
{
_settings.AllowSMTPAuthPlain = true;
TCPSocket sock = new TCPSocket();
sock.Connect(25);
Assert.IsTrue(sock.Receive().StartsWith("220"));
sock.Send("EHLO test.com\r\n");
Assert.IsTrue(sock.Receive().StartsWith("250"));
sock.Send("AUTH PLAIN\r\n");
Assert.IsTrue(sock.Receive().StartsWith("334"));
string str = "\t" + GetUsername() + "\t" + GetPassword();
sock.Send(EncodeBase64(str) + "\r\n");
Assert.IsTrue(sock.Receive().StartsWith("535"));
EnsureNoPassword();
}
public void TestLongSMTPDataSessionIncludingNewline()
{
long memoryUsage = Shared.GetCurrentMemoryUsage();
_application.Settings.MaxMessageSize = 0;
TCPSocket socket = new TCPSocket();
socket.Connect(25);
socket.Receive();
socket.Send("HELO test.com\r\n");
socket.Receive();
// Build a large string...
StringBuilder sb = new StringBuilder();
sb.Append("A01");
for (int i = 0; i < 10000; i++)
{
sb.Append("01234567890012345678900123456789001234567890012345678900123456789001234567890012345678900123456789001234567890\r\n");
}
int length = sb.Length;
sb.Append(Environment.NewLine);
socket.Send("MAIL FROM: [email protected]\r\n");
socket.Receive();
socket.Send("RCPT TO: [email protected]\r\n");
socket.Receive();
socket.Send("DATA\r\n");
socket.Receive();
for (int i = 0; i < 100; i++)
{
Shared.AssertLowMemoryUsage(memoryUsage + 30);
try
{
socket.Send(sb.ToString());
}
catch (Exception)
{
return;
}
}
socket.Send("\r\n.\r\n");
string result = socket.Receive();
Assert.IsTrue(result.StartsWith("250"));
socket.Send("QUIT\r\n");
result = socket.Receive();
socket.Disconnect();
POP3Simulator.AssertMessageCount(_domain.Accounts[0].Address, "test", 1);
}
public void TestPOP3DownloadOfLargeMessage()
{
TestLongSMTPDataSessionIncludingNewline();
POP3Simulator.AssertMessageCount("*****@*****.**", "test", 1);
TCPSocket socket = new TCPSocket();
socket.Connect(110);
// Receive welcome message.
string sData = socket.Receive();
socket.Send("USER " + "*****@*****.**" + "\r\n");
sData = socket.ReadUntil("+OK");
socket.Send("PASS " + "test" + "\r\n");
sData = socket.ReadUntil("+OK");
socket.Send("RETR 1\r\n");
string sRetVal = "";
while (sRetVal.IndexOf("\r\n.\r\n") < 0)
{
if (sRetVal.IndexOf("-ERR no such message") >= 0)
{
socket.Disconnect();
Assert.Fail("Nope");
}
sRetVal = socket.Receive();
}
socket.Send("DELE 1\r\n");
sData = socket.ReadUntil("+OK");
socket.Send("QUIT\r\n");
sData = socket.ReadUntil("+OK");
socket.Disconnect();
}
public void TestSMTPServerAuthLoginUsernameAsThirdParameter()
{
_settings.AllowSMTPAuthPlain = true;
TCPSocket sock = new TCPSocket();
sock.Connect(25);
Assert.IsTrue(sock.Receive().StartsWith("220"));
sock.Send("EHLO test.com\r\n");
Assert.IsTrue(sock.Receive().StartsWith("250"));
string base64EncodedUsername = EncodeBase64(GetUsername());
sock.Send("AUTH LOGIN " + base64EncodedUsername + "\r\n");
Assert.IsTrue(sock.Receive().StartsWith("334"));
sock.Send(EncodeBase64(GetPassword()) + "\r\n");
Assert.IsTrue(sock.Receive().StartsWith("535"));
EnsureNoPassword();
}
public void TestLongSMTPDataSessionWithoutNewline()
{
long memoryUsage = Shared.GetCurrentMemoryUsage();
TCPSocket socket = new TCPSocket();
socket.Connect(25);
socket.Receive();
socket.Send("HELO test.com\r\n");
socket.Receive();
// Build a large string...
StringBuilder sb = new StringBuilder();
sb.Append("A01");
for (int i = 0; i < 10000; i++)
{
sb.Append("01234567890012345678900123456789001234567890012345678900123456789001234567890012345678900123456789001234567890");
}
int length = sb.Length;
socket.Send("MAIL FROM: [email protected]\r\n");
socket.Receive();
socket.Send("RCPT TO: [email protected]\r\n");
socket.Receive();
socket.Send("DATA\r\n");
socket.Receive();
for (int i = 0; i < 1000; i++)
{
Shared.AssertLowMemoryUsage(memoryUsage + 30);
try
{
socket.Send(sb.ToString());
}
catch (Exception)
{
return;
}
}
socket.Send("\r\n.\r\n");
string result = socket.Receive();
Assert.IsTrue(result.StartsWith("554 Too long line was received. Transmission aborted."));
socket.Send("QUIT\r\n");
result = socket.Receive();
socket.Disconnect();
}
public void AuthShouldUpdateLastLogonTime()
{
hMailServer.Account account = SingletonProvider<Utilities>.Instance.AddAccount(_domain, "*****@*****.**", "test");
DateTime lastLogonTimeBefore = Convert.ToDateTime(account.LastLogonTime);
System.Threading.Thread.Sleep(1000);
TCPSocket sock = new TCPSocket();
sock.Connect(25);
Assert.IsTrue(sock.Receive().StartsWith("220"));
sock.Send("EHLO test.com\r\n");
Assert.IsTrue(sock.Receive().StartsWith("250"));
string base64EncodedUsername = EncodeBase64("*****@*****.**");
sock.Send("AUTH LOGIN " + base64EncodedUsername + "\r\n");
Assert.IsTrue(sock.Receive().StartsWith("334"));
sock.Send(EncodeBase64("test") + "\r\n");
Assert.IsTrue(sock.Receive().StartsWith("235"));
DateTime lastLogonTimeAfter = Convert.ToDateTime(SingletonProvider<Utilities>.Instance.GetApp().Domains[0].Accounts[0].LastLogonTime);
Assert.AreNotEqual(lastLogonTimeBefore, lastLogonTimeAfter);
}
private static byte[] SendMessageToSocketAndListenToCallback(IPEndPoint source, IPEndPoint destination, byte[] bufferToSend, BytesReceivedDelegate callBack, ProtocolType protocol, byte[] heartbeatMessage, Regex responseFormat, BytesReceivedDelegate heartbeatCallback, bool isSynchronious, bool useSocketPool)
{
Socket TCPSocket = null;
if (useSocketPool)
{
TCPSocket = CheckIfSocketAlreadyOpen(source, destination);
}
HeartbeatInfo info = null;
try {
if (TCPSocket == null)
{
if (protocol == ProtocolType.Udp)
{
TCPSocket = new Socket(AddressFamily.InterNetwork, SocketType.Dgram, protocol);
}
else if (protocol == ProtocolType.Tcp)
{
TCPSocket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, protocol);
}
TCPSocket.Bind(source);
if (protocol == ProtocolType.Tcp)
{
TCPSocket.Connect(destination);
if (useSocketPool)
{
info = new HeartbeatInfo(TCPSocket, heartbeatMessage, responseFormat, heartbeatCallback, 10);
info.CallbackDelegate += new BytesReceivedDelegate(CheckIfHeartbeatFailed);
lock (openSocketsList)
{
openSocketsList.Add(info);
}
}
}
}
// lock (TCPSocket) {
if (bufferToSend != null)
{
if (protocol == ProtocolType.Tcp)
{
TCPSocket.Send(bufferToSend);
}
else if (protocol == ProtocolType.Udp)
{
TCPSocket.SendTo(bufferToSend, destination);
}
}
StateObject state = new StateObject();
if (isSynchronious)
{
TCPSocket.ReceiveTimeout = 5000;
TCPSocket.Receive(state.buffer);
if (!useSocketPool)
{
TCPSocket.Shutdown(SocketShutdown.Both);
TCPSocket.Close();
}
return(state.buffer);
}
else if (callBack != null)
{
state.workSocket = TCPSocket;
state.callbackDelegate += callBack;
if (info != null)
{
state.callbackDelegate += info.ProcessMessageReceivedFromSocket;
}
TCPSocket.BeginReceive(state.buffer, 0, StateObject.BufferSize, 0,
new AsyncCallback(ReadCallback), state);
}
// }
return(null);
}
catch (Exception ex) {
LoggingHelper.LogExceptionInApplicationLog(ex.Source, ex, EventLogEntryType.Error);
LoggingHelper.WriteExceptionLogEntry(ex.Source, ex);
if (TCPSocket != null && TCPSocket.Connected)
{
TCPSocket.Shutdown(SocketShutdown.Both);
TCPSocket.Close();
}
}
return(null);
}
public void TestSMTPServerAuthPlain()
{
_settings.AllowSMTPAuthPlain = true;
TCPSocket sock = new TCPSocket();
sock.Connect(25);
Assert.IsTrue(sock.Receive().StartsWith("220"));
sock.Send("EHLO test.com\r\n");
Assert.IsTrue(sock.Receive().StartsWith("250"));
sock.Send("AUTH PLAIN\r\n");
Assert.IsTrue(sock.Receive().StartsWith("334"));
string str = "\t" + GetUsername() + "\t" + GetPassword();
sock.Send(EncodeBase64(str) + "\r\n");
Assert.IsTrue(sock.Receive().StartsWith("535"));
EnsureNoPassword();
}
public void TestSMTPServerAuthLoginUsernameAsThirdParameter()
{
_settings.AllowSMTPAuthPlain = true;
TCPSocket sock = new TCPSocket();
sock.Connect(25);
Assert.IsTrue(sock.Receive().StartsWith("220"));
sock.Send("EHLO test.com\r\n");
Assert.IsTrue(sock.Receive().StartsWith("250"));
string base64EncodedUsername = EncodeBase64(GetUsername());
sock.Send("AUTH LOGIN " + base64EncodedUsername + "\r\n");
Assert.IsTrue(sock.Receive().StartsWith("334"));
sock.Send(EncodeBase64(GetPassword()) + "\r\n");
Assert.IsTrue(sock.Receive().StartsWith("535"));
EnsureNoPassword();
}
public void TestLongLineInPOP3Conversation()
{
StringBuilder sb = new StringBuilder();
for (int i = 0; i < 400; i++)
{
sb.Append("1234567890");
}
sb.Append(".com");
string command = "NOOP " + sb.ToString();
TCPSocket socket = new TCPSocket();
Assert.IsTrue(socket.Connect(110));
socket.Receive();
socket.Send(command + "\r\n");
string response = socket.Receive();
Assert.IsFalse(response.StartsWith("+OK"));
socket.Disconnect();
}
public void TestEHLOKeywords()
{
hMailServer.Application application = SingletonProvider<Utilities>.Instance.GetApp();
hMailServer.Settings settings = _settings;
settings.HostName = "examplify.com";
TCPSocket socket = new TCPSocket();
Assert.IsTrue(socket.Connect(25));
string result = socket.Receive();
socket.Send("EHLO example.com\r\n");
result = socket.Receive();
socket.Disconnect();
Assert.IsTrue(result.Contains("250-" + settings.HostName));
}
private void onReceive()
{
//接受数据的函数
FuncReceive receive = delegate(byte[] buffer, int len) {
if (DATA_MAX_LENGTH < len)
{
len = DATA_MAX_LENGTH;
}
int ret = TCPSocket.Receive(buffer, len);
return(ret);
};
//状态切换函数
System.Action switch_idle = delegate() {
status = RecvState.idle;
receiveLen = 0;
};
System.Action switch_head = delegate() {
status = RecvState.head;
receiveLen = LENGTH_HEAD;
};
System.Action switch_die = delegate() {
status = RecvState.die;
receiveLen = 0;
};
System.Action <int> switch_body = delegate(int len) {
status = RecvState.body;
receiveLen = len;
};
//状态操作函数
System.Action idle_func = delegate() {
switch_head();
};
//接收包头
System.Action head_func = delegate() {
byte[] buffer = new byte[receiveLen];;
int ret = receive(buffer, receiveLen);
if (-1 == ret)
{
switch_die();
return;
}
if (ret <= 0)
{
return;
}
int bodyLen = Function.Byte4ToInt(buffer);
if (DATA_MAX_LENGTH < bodyLen)
{
Debug.LogError("Client.onReceive body data is too long!");
}
switch_body(bodyLen);
};
//接受数据
System.Action body_func = delegate() {
byte[] buffer = new byte[receiveLen];
int ret = receive(buffer, receiveLen);
if (-1 == ret)
{
switch_die();
return;
}
if (ret <= 0)
{
return;
}
if (null != lastBuffer && 0 < lastBuffer.Length)
{
//需要拼接数据
lastBuffer = Function.MergeArray <byte>(lastBuffer, buffer);
}
else
{
lastBuffer = buffer;
}
if (ret < receiveLen)
{
//数据没有接收完
switch_body(receiveLen - ret);
}
else
{
//数据接收完成
try
{
receiveData(lastBuffer);
}
finally
{
lastBuffer = null;
switch_idle();
}
}
};
System.Action die_func = delegate() {
//pass
};
//start
switch (status)
{
case RecvState.idle:
idle_func(); break;
case RecvState.head:
head_func(); break;
case RecvState.body:
body_func(); break;
case RecvState.die:
head_func(); break;
default:
idle_func(); break;
}
}