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using System;
using System.Collections.Generic;
using System.Linq;
using System.Security.Authentication;
using System.Text;
using System.Threading.Tasks;
using Tango.BL;
using Tango.BL.Entities;
using Tango.Integration.ExternalBridge.Web;
using Tango.Integration.Operation;
using Tango.PMR.Integration;
using Tango.Settings;
using Tango.Transport;
using Tango.Transport.Adapters;
namespace Tango.Integration.ExternalBridge
{
public class ExternalBridgeSignalRClient : ExternalBridgeTcpClient
{
public ExternalBridgeSignalRClient(String url, String hub, MachineInfo machineInfo)
{
ComponentName = $"External Bridge SignalR Client {_component_counter++}";
SerialNumber = machineInfo.SerialNumber;
IPAddress = machineInfo.IPAddress;
Machine = ObservablesStaticCollections.Instance.Machines.SingleOrDefault(x => x.SerialNumber == SerialNumber);
Adapter = new SignalRTransportAdapter(url, hub, SignalRTransportAdapterMode.CreateSession, SerialNumber, null, IPAddress);
KeepAliveTimeout = TimeSpan.FromSeconds(5);
KeepAliveRetries = 2;
UseKeepAlive = false;
}
public ExternalBridgeSignalRClient(String url, String hub, Machine machine, MachineInfo machineInfo)
{
ComponentName = $"External Bridge SignalR Client {_component_counter++}";
SerialNumber = machine.SerialNumber;
IPAddress = machineInfo.IPAddress;
Machine = machine;
Adapter = new SignalRTransportAdapter(url, hub, SignalRTransportAdapterMode.CreateSession, SerialNumber, null, IPAddress);
KeepAliveTimeout = TimeSpan.FromSeconds(5);
KeepAliveRetries = 2;
UseKeepAlive = false;
}
/// <summary>
/// Connects to a remote external bridge service using the specified login.
/// </summary>
/// <param name="login">The login request.</param>
/// <param name="protocol">Optional protocol configuration.</param>
/// <returns></returns>
/// <exception cref="AuthenticationException"></exception>
public override async Task Connect(ExternalBridgeLoginRequest login, ConfigureProtocolRequest protocol = null)
{
if (State != TransportComponentState.Connected)
{
try
{
Adapter.EnableCompression = false;
GenericProtocol = GenericMessageProtocol.Json;
await Adapter.Connect();
State = TransportComponentState.Connected;
StartThreads();
LogManager.Log($"{ComponentName}: External Bridge SignalR Client Connected...");
TimeSpan? timeout = null;
if (login.RequireSafetyLevelOperations)
{
timeout = TimeSpan.FromSeconds(35);
}
var response = await SendRequest<ExternalBridgeLoginRequest, ExternalBridgeLoginResponse>(login, new TransportRequestConfig() { ShouldLog = true, Timeout = timeout });
if (protocol != null)
{
try
{
var configureResponse = await SendRequest<ConfigureProtocolRequest, ConfigureProtocolResponse>(protocol, new TransportRequestConfig() { ShouldLog = true });
if (configureResponse.Message.Confirmed)
{
await Task.Delay(500);
Adapter.EnableCompression = protocol.EnableCompression;
GenericProtocol = protocol.GenericProtocol;
}
}
catch (Exception ex)
{
if (ForceProtocolConfiguration)
{
LogManager.Log(ex, $"{ComponentName}: Could not configure remote machine protocol. Could be an old PPC version. (forcing protocol configuration)");
Adapter.EnableCompression = protocol.EnableCompression;
GenericProtocol = protocol.GenericProtocol;
}
else
{
LogManager.Log(ex, $"{ComponentName}: Could not configure remote machine protocol. Could be an old PPC version.");
}
}
}
ApplicationInformation = response.Message.ApplicationInformation;
SessionLogger.CreateSession();
DeviceInformation = response.Message.DeviceInformation;
if (!response.Message.Authenticated)
{
await Adapter.Disconnect();
throw new AuthenticationException(response.Container.ErrorMessage);
}
}
catch (Exception ex)
{
try
{
await Adapter.Disconnect();
}
catch { }
throw ex;
}
ApplyContinuousChannelsConfiguration();
}
}
}
}
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