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Merge pull request #180 from PepperDash/hotfix/ssh-fix

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Hotfix/ssh fix
This commit is contained in:
Neil Dorin
2024-10-31 11:03:52 -06:00
committed by GitHub
parent 1187cd3b05 63f6bb9cf2
commit 44fb41b42e
2 changed files with 107 additions and 61 deletions
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163
Pepperdash Core/Pepperdash Core/Comm/GenericSshClient.cs
View File

@@ -249,8 +249,6 @@ namespace PepperDash.Core
Debug.Console(1, this, "Creating new SshClient");
ConnectionInfo connectionInfo = new ConnectionInfo(Hostname, Port, Username, pauth, kauth);
Client = new SshClient(connectionInfo);
Client.ErrorOccurred -= Client_ErrorOccurred;
Client.ErrorOccurred += Client_ErrorOccurred;
//Attempt to connect
@@ -259,6 +257,11 @@ namespace PepperDash.Core
{
Client.Connect();
TheStream = Client.CreateShellStream("PDTShell", 100, 80, 100, 200, 65534);
if (TheStream.DataAvailable)
{
// empty the buffer if there is data
string str = TheStream.Read();
}
TheStream.DataReceived += Stream_DataReceived;
Debug.Console(1, this, Debug.ErrorLogLevel.Notice, "Connected");
ClientStatus = SocketStatus.SOCKET_STATUS_CONNECTED;
@@ -320,7 +323,7 @@ namespace PepperDash.Core
if (ReconnectTimer != null)
{
ReconnectTimer.Stop();
ReconnectTimer = null;
// ReconnectTimer = null;
}
KillClient(SocketStatus.SOCKET_STATUS_BROKEN_LOCALLY);
@@ -333,12 +336,21 @@ namespace PepperDash.Core
{
KillStream();
if (Client != null)
{
Client.Disconnect();
Client = null;
ClientStatus = status;
Debug.Console(1, this, "Disconnected");
try
{
if (Client != null)
{
Client.ErrorOccurred -= Client_ErrorOccurred;
Client.Disconnect();
Client.Dispose();
Client = null;
ClientStatus = status;
Debug.Console(1, this, "Disconnected");
}
}
catch (Exception ex)
{
Debug.Console(0, this, Debug.ErrorLogLevel.Notice, "Exception in Kill Client:{0}", ex);
}
}
@@ -375,14 +387,21 @@ namespace PepperDash.Core
/// </summary>
void KillStream()
{
if (TheStream != null)
{
TheStream.DataReceived -= Stream_DataReceived;
TheStream.Close();
TheStream.Dispose();
TheStream = null;
Debug.Console(1, this, "Disconnected stream");
}
try
{
if (TheStream != null)
{
TheStream.DataReceived -= Stream_DataReceived;
TheStream.Close();
TheStream.Dispose();
TheStream = null;
Debug.Console(1, this, "Disconnected stream");
}
}
catch (Exception ex)
{
Debug.Console(0, this, Debug.ErrorLogLevel.Notice, "Exception in Kill Stream:{0}", ex);
}
}
/// <summary>
@@ -400,29 +419,33 @@ namespace PepperDash.Core
/// </summary>
void Stream_DataReceived(object sender, Crestron.SimplSharp.Ssh.Common.ShellDataEventArgs e)
{
var bytes = e.Data;
if (bytes.Length > 0)
if (((ShellStream)sender).Length <= 0L)
{
return;
}
var response = ((ShellStream)sender).Read();
var bytesHandler = BytesReceived;
if (bytesHandler != null)
{
var bytes = Encoding.UTF8.GetBytes(response);
if (StreamDebugging.RxStreamDebuggingIsEnabled)
{
Debug.Console(0, this, "Received {1} bytes: '{0}'", ComTextHelper.GetEscapedText(bytes), bytes.Length);
}
bytesHandler(this, new GenericCommMethodReceiveBytesArgs(bytes));
}
var textHandler = TextReceived;
if (textHandler != null)
{
var bytesHandler = BytesReceived;
if (bytesHandler != null)
{
if (StreamDebugging.RxStreamDebuggingIsEnabled)
{
Debug.Console(0, this, "Received {1} bytes: '{0}'", ComTextHelper.GetEscapedText(bytes), bytes.Length);
}
bytesHandler(this, new GenericCommMethodReceiveBytesArgs(bytes));
}
var textHandler = TextReceived;
if (textHandler != null)
{
var str = Encoding.GetEncoding(28591).GetString(bytes, 0, bytes.Length);
if (StreamDebugging.RxStreamDebuggingIsEnabled)
Debug.Console(0, this, "Received: '{0}'", ComTextHelper.GetDebugText(str));
if (StreamDebugging.RxStreamDebuggingIsEnabled)
Debug.Console(0, this, "Received: '{0}'", ComTextHelper.GetDebugText(response));
textHandler(this, new GenericCommMethodReceiveTextArgs(str));
}
}
textHandler(this, new GenericCommMethodReceiveTextArgs(response));
}
}
@@ -473,28 +496,39 @@ namespace PepperDash.Core
/// <param name="text"></param>
public void SendText(string text)
{
try
{
if (Client != null && TheStream != null && IsConnected)
{
if (StreamDebugging.TxStreamDebuggingIsEnabled)
Debug.Console(0, this, "Sending {0} characters of text: '{1}'", text.Length, ComTextHelper.GetDebugText(text));
try
{
if (Client != null && TheStream != null && IsConnected)
{
if (StreamDebugging.TxStreamDebuggingIsEnabled)
Debug.Console(0,
this,
"Sending {0} characters of text: '{1}'",
text.Length,
ComTextHelper.GetDebugText(text));
TheStream.Write(text);
TheStream.Flush();
TheStream.Write(text);
TheStream.Flush();
}
else
{
Debug.Console(1, this, "Client is null or disconnected. Cannot Send Text");
}
}
catch (ObjectDisposedException ex)
{
Debug.Console(0, this, Debug.ErrorLogLevel.Notice, "Exception: {0}", ex.Message);
Debug.Console(1, this, Debug.ErrorLogLevel.Notice, "Stack Trace: {0}", ex.StackTrace);
}
else
{
Debug.Console(1, this, "Client is null or disconnected. Cannot Send Text");
}
}
KillClient(SocketStatus.SOCKET_STATUS_CONNECT_FAILED);
ReconnectTimer.Reset();
}
catch (Exception ex)
{
Debug.Console(0, "Exception: {0}", ex.Message);
Debug.Console(0, "Stack Trace: {0}", ex.StackTrace);
Debug.Console(0, this, Debug.ErrorLogLevel.Notice, "Exception: {0}", ex.Message);
Debug.Console(1, this, Debug.ErrorLogLevel.Notice, "Stack Trace: {0}", ex.StackTrace);
Debug.Console(1, this, Debug.ErrorLogLevel.Error, "Stream write failed. Disconnected, closing");
Debug.Console(1, this, Debug.ErrorLogLevel.Error, "Stream write failed");
}
}
@@ -518,10 +552,21 @@ namespace PepperDash.Core
{
Debug.Console(1, this, "Client is null or disconnected. Cannot Send Bytes");
}
}
catch
{
Debug.Console(1, this, Debug.ErrorLogLevel.Error, "Stream write failed. Disconnected, closing");
}
catch (ObjectDisposedException ex)
{
Debug.Console(0, this, Debug.ErrorLogLevel.Notice, "Exception: {0}", ex.Message);
Debug.Console(1, this, Debug.ErrorLogLevel.Notice, "Stack Trace: {0}", ex.StackTrace);
KillClient(SocketStatus.SOCKET_STATUS_CONNECT_FAILED);
ReconnectTimer.Reset();
}
catch (Exception ex)
{
Debug.Console(0, this, Debug.ErrorLogLevel.Notice, "Exception: {0}", ex.Message);
Debug.Console(1, this, Debug.ErrorLogLevel.Notice, "Stack Trace: {0}", ex.StackTrace);
Debug.Console(1, this, Debug.ErrorLogLevel.Error, "Stream write failed");
}
}

5
Pepperdash Core/Pepperdash Core/Comm/GenericTcpIpClient.cs
View File

@@ -220,7 +220,8 @@ namespace PepperDash.Core
/// </summary>
public GenericTcpIpClient()
: base(SplusKey)
{
{
StreamDebugging = new CommunicationStreamDebugging(SplusKey);
CrestronEnvironment.ProgramStatusEventHandler += new ProgramStatusEventHandler(CrestronEnvironment_ProgramStatusEventHandler);
AutoReconnectIntervalMs = 5000;
BufferSize = 2000;
@@ -563,4 +564,4 @@ namespace PepperDash.Core
}
}
}