public WebServer()
{
context = AzusaContext.GetInstance();
handlers = new List <IAzusaWebHandler>();
int port = AzusaContext.FindFreePort();
Prefix = String.Format("http://localhost:{0}/", port);
httpListener = new HttpListener();
httpListener.Prefixes.Add(Prefix);
httpListener.Start();
thread = new Thread(ListenerThread);
thread.Priority = ThreadPriority.Lowest;
thread.Name = "Internal Webserver";
thread.Start();
}
private bool AttemptSshPortForward()
{
context.Splash.SetLabel("Überprüfe Verfügbarkeit des SSH-Proxy...");
string hostname = context.Ini["sshProxy"]["host"];
ushort port = Convert.ToUInt16(context.Ini["sshProxy"]["port"]);
bool tcpProbe = TcpProbe(hostname, port);
if (!tcpProbe)
{
return(false);
}
context.Splash.SetLabel("Versuche über SSH-Proxy mit Datenbank zu verbinden...");
string sshHost = context.Ini["sshProxy"]["host"];
int sshPort = Convert.ToInt32(context.Ini["sshProxy"]["port"]);
string sshUser = context.Ini["sshProxy"]["username"];
string sshPassword = null;
if (context.Ini["sshProxy"].ContainsKey("password"))
{
sshPassword = context.Ini["sshProxy"]["password"];
}
List <AuthenticationMethod> authenticationMethods = new List <AuthenticationMethod>();
authenticationMethods.Add(new NoneAuthenticationMethod(sshUser));
if (File.Exists("ssh.key"))
{
authenticationMethods.Add(
new PrivateKeyAuthenticationMethod(sshUser, new PrivateKeyFile[] { new PrivateKeyFile("ssh.key") }));
}
if (string.IsNullOrEmpty(sshPassword) && authenticationMethods.Count == 1)
{
context.Splash.Invoke((MethodInvoker) delegate
{
sshPassword =
TextInputForm.PromptPassword(String.Format("Passwort für {0} auf {1}?", sshUser, sshHost),
context.Splash);
});
}
if (!string.IsNullOrEmpty(sshPassword) && authenticationMethods.Count == 1)
{
authenticationMethods.Add(new PasswordAuthenticationMethod(sshUser, sshPassword));
}
if (authenticationMethods.Count > 1)
{
context.Splash.SetLabel("Verbinde mit SSH Server...");
ConnectionInfo sshConnectionInfo =
new ConnectionInfo(sshHost, sshPort, sshUser, authenticationMethods.ToArray());
context.SSH = new SshClient(sshConnectionInfo);
if (!context.SSH.IsConnected)
{
context.SSH.Connect();
}
context.Splash.SetLabel("Starte Port-Forwarding...");
uint localPort = (uint)AzusaContext.FindFreePort();
ForwardedPort sqlPort = new ForwardedPortLocal("127.0.0.1", localPort, context.Ini["postgresql"]["server"], Convert.ToUInt16(context.Ini["postgresql"]["port"]));
context.SSH.AddForwardedPort(sqlPort);
sqlPort.Start();
bool worksWithForward = TcpProbe("127.0.0.1", (int)localPort);
if (worksWithForward)
{
context.Ini["postgresql"]["server"] = "127.0.0.1";
context.Ini["postgresql"]["port"] = localPort.ToString();
return(true);
}
else
{
context.SSH.Disconnect();
context.SSH = null;
}
}
return(false);
}