| public IsCommandValid ( Pop3Command command ) : bool | ||
| command | Pop3Command | |
| return | bool | |
public void UidlBeforeLogonShouldFail()
{
var state = new Pop3ServerSessionState()
{
IsLoggedOn = false,
};
Assert.IsFalse(state.IsCommandValid(Pop3Command.Uidl));
}
public void UidlAfterLogonShouldSucceed()
{
var state = new Pop3ServerSessionState()
{
IsLoggedOn = true,
};
Assert.IsTrue(state.IsCommandValid(Pop3Command.Uidl));
}
public async Task HandleConnection(IConnection connection)
{
_connection = connection;
try
{
await SendBanner();
while (true)
{
_connection.SetTimeout(_configuration.CommandTimeout);
var data = await ReadUntilNewLine(_connection);
_log.LogInfo(new LogEvent()
{
Message = data,
RemoteEndpoint = _connection.RemoteEndpoint,
SessionId = _connection.SessionId
});
var command = POP3.CommandParser.ParseCommand(data);
if (!_state.IsCommandValid(command))
{
await SendCommandResult(new Pop3CommandReply(false, "Invalid command in current state"));
continue;
}
switch (command)
{
case Pop3Command.Capa:
await HandleCapa();
break;
case Pop3Command.Help:
await HandleHelp();
break;
case Pop3Command.User:
await HandleUser(data);
break;
case Pop3Command.Pass:
await HandlePass(data);
break;
case Pop3Command.Stat:
await HandleStat();
break;
case Pop3Command.List:
await HandleList();
break;
case Pop3Command.Uidl:
await HandleUidl();
break;
case Pop3Command.Retr:
await HandleRetr(data);
break;
case Pop3Command.Dele:
await HandleDele(data);
break;
case Pop3Command.Quit:
await HandleQuit();
throw new DisconnectedException();
}
}
}
catch (DisconnectedException)
{
// Connection gone.
}
}