Example #1
0
        public static IDictionary <string, IDevice> CreateDevices(List <DeviceConfig> devicesConfig, ILogger logger)
        {
            var devices = new Dictionary <string, IDevice>();

            if (devicesConfig != null)
            {
                foreach (var dvConfig in devicesConfig)
                {
                    if (string.IsNullOrWhiteSpace(dvConfig.Name))
                    {
                        var ex = new Exception("Invalid Device name in config. Name:" + dvConfig.Name);
                        ex.Data.Add("field", "Name");
                        throw ex;
                    }

                    logger.LogDebug($"Device {dvConfig?.Name}: Intializing with driver '{dvConfig.Driver}'");

                    switch (dvConfig.Driver)
                    {
                    case "s7":
                        var client = new S7Client()
                        {
                            PduSizeRequested = 960
                        };
                        var s7Device = new S7Device();
                        s7Device.Init(dvConfig, client, logger);
                        devices.Add(dvConfig.Name, s7Device);
                        logger.LogDebug($"Device {dvConfig?.Name}: Created");
                        break;

                    case "ptl":
                        var ptlDevice = new PtlDevice();
                        ptlDevice.Init(dvConfig, logger);
                        devices.Add(dvConfig.Name, ptlDevice);
                        logger.LogDebug($"Device {dvConfig?.Name}: Created");
                        break;

                    case "RabbitMq":
                        var rabbitMqDevice = new RabbitMqDevice();
                        rabbitMqDevice.Init(dvConfig, logger);
                        devices.Add(dvConfig.Name, rabbitMqDevice);
                        logger.LogDebug($"Device {dvConfig?.Name}: Created");
                        break;

                    default:
                        try
                        {
                            var pluginsNames = PluginLoadContext.GetDevicePlugins(logger);
                            var pluginName   = pluginsNames.Single(x => x.Name == dvConfig.Driver);
                            var device       = PluginLoadContext.LoadAndCreateDevicePlugin(pluginName.FileName, logger);
                            device.Init(dvConfig, logger);
                            devices.Add(dvConfig.Name, device);
                        }
                        catch (Exception ex)
                        {
                            var ex2 = new Exception("Invalid DeviceDriver in config. Driver:" + dvConfig.Driver, ex);
                            ex2.Data.Add("field", "Driver");
                            throw ex2;
                        }
                        break;
                    }
                }
            }

            return(devices);
        }