using Microsoft.Extensions.Logging;

using NModbus;

using NModbus.BasicServer;

using NModbus.Transport.IP;

using System.Net;

using System.Net.Security;

using System.Net.Sockets;

using System.Security.Cryptography.X509Certificates;

var loggerFactory = LoggerFactory.Create(builder =>

{

builder

.SetMinimumLevel(LogLevel.Debug)

.AddConsole();

});

var serverNetwork = new ModbusServerNetwork(loggerFactory);

#if FALSE

var tcpListener = new TcpListener(IPAddress.Loopback, ModbusTcpPorts.Insecure);

await using var transport = new ModbusTcpServerNetworkTransport(tcpListener, serverNetwork, loggerFactory, options);

#else

var tcpListener = new TcpListener(IPAddress.Loopback, ModbusIPPorts.Secure);

var options = new SslServerAuthenticationOptions

{

ServerCertificate = X509CertificateLoader.LoadCertificateFromFile("../../../../../certificates/modbus-test.pfx"),

EnabledSslProtocols = System.Security.Authentication.SslProtocols.Tls12 | System.Security.Authentication.SslProtocols.Tls12,

};

await using var transport = new ModbusTcpServerNetworkTransport(tcpListener, serverNetwork, loggerFactory, options);

#endif

var storage = new Storage();

var serverFunctions = ServerFunctionFactory.CreateBasicServerFunctions(storage, loggerFactory);

var server = new ModbusServer(1, serverFunctions, loggerFactory);

if (!serverNetwork.TryAddServer(server))

{

Console.WriteLine("Unable to add server.");

}

Console.WriteLine("Awaiting requests... Press any key to exit.");

Console.ReadKey();