public override IMessageQueue GetResponseQueue()
{
if (!(Connection.Pattern == MessagePattern.RequestResponse && Connection.Direction == Direction.Outbound))
{
throw new InvalidOperationException("Cannot get a response queue except for outbound request-response");
}
if (ResponseQueue != null)
{
return(ResponseQueue);
}
// make unique based on timestamp and guid
var address = $".\\private$\\{DateTime.UtcNow.ToString("yyyyMMddHHmmss")}:{Guid.NewGuid().ToString().Trim('{','}')}";
var connection = new MessageQueueConnection {
Address = address, Pattern = MessagePattern.RequestResponse, Direction = Direction.Inbound
};
ResponseQueue = QueueFactory.Create(connection);
return(ResponseQueue);
}
private static void LoadMessageQueueConnections(WJOPConfiguration config)
{
AppContext._messageQueueConnections = new List <MessageQueueConnection>();
WJOPMessageQueueElement item = null;
for (int i = 0; i < config.MessageQueueConnections.Count; i++)
{
item = config.MessageQueueConnections[i];
MessageQueueConnection messageQueueConnection = new MessageQueueConnection()
{
ConnectionName = item.ConnectionName,
HostUrl = item.HostUrl,
Space = item.Space,
Password = item.Password,
UserName = item.UserName,
Prefetchcount = item.Prefetchcount,
RequestedHeartbeat = item.RequestedHeartbeat,
Timeout = item.Timeout
};
AppContext._messageQueueConnections.Add(messageQueueConnection);
}
}
public void Listen(CancellationToken cancellationToken, int listenerId)
{
_listenerId = listenerId;
Connection = MessageQueueConnection.GetConnectionFactory().CreateConnection();
using (var channel = Connection.CreateModel())
{
Consumer = new QueueingBasicConsumer(channel);
channel.BasicConsume(RabbitMQConfiguration.QueueName, true, Consumer);
Log.Info(x => x("(Id={0}) Waiting for messages...", _listenerId));
while (true)
{
var message = new DispatchTrigger();
try
{
cancellationToken.ThrowIfCancellationRequested();
var eventArgs = (BasicDeliverEventArgs)Consumer.Queue.Dequeue();
var body = eventArgs.Body;
message = JsonConvert.DeserializeObject <DispatchTrigger>(Encoding.UTF8.GetString(body));
Log.Debug(x => x("Message queue listener received {0}", message));
if (IntegrationJobTypes != null && !IntegrationJobTypes.Any())
{
continue;
}
var type = IntegrationJobTypes.FirstOrDefault(t => t.FullName.Equals(message.JobType));
var integrationJob = UnityContainer.Resolve(type) as IIntegrationJob;
if (integrationJob != null)
{
if (integrationJob is IParameterizedJob)
{
var parameterizedJob = integrationJob as IParameterizedJob;
parameterizedJob.Parameters = message.Parameters;
Log.Info(x => x("Running job: {0} with parameters {1}", integrationJob, message.Parameters));
parameterizedJob.Run();
}
else
{
Log.Info(x => x("Running job: {0}", integrationJob));
integrationJob.Run();
}
Log.Info(x => x("Integration job ran successfully: {0}", integrationJob));
}
}
catch (OperationCanceledException exception)
{
Log.Info(x => x("Message queue listener (id: {0}), listening on queue \"{1}\", has gracefully shutdown.",
_listenerId,
RabbitMQConfiguration.QueueName), exception);
return;
}
catch (IntegrationJobRunFailureException exception)
{
Log.Error(x => x("Integration job did not run successfully ({0}).", message.JobType), exception);
}
catch (EndOfStreamException exception)
{
Log.Debug(x => x("The message queue ({0}) has closed.", RabbitMQConfiguration.QueueName), exception);
}
catch (Exception exception)
{
Log.Error("Issue receiving/decoding dispatch message or running job.", exception);
}
}
}
}
public void Startup()
{
//
// get configuration information
//
MessageQueueAppConfig messageQueueAppConfig = new MessageQueueAppConfig();
ConnectionStrings connectionStrings = new ConnectionStrings();
var basePath = PlatformServices.Default.Application.ApplicationBasePath;
if (basePath.ToLower().Contains("salesordermanagementqa"))
{
CodeProject.Shared.Common.Models.AppSettings.MessageQueueAppSettings appSettings = new CodeProject.Shared.Common.Models.AppSettings.MessageQueueAppSettings();
string readContents;
using (StreamReader streamReader = new StreamReader(basePath + @"\AppSettings.QA.json", Encoding.UTF8))
{
readContents = streamReader.ReadToEnd();
}
appSettings = CodeProject.Shared.Common.Utilities.SerializationFunction <CodeProject.Shared.Common.Models.AppSettings.MessageQueueAppSettings> .ReturnObjectFromString(readContents);
messageQueueAppConfig.MessageQueueHostName = appSettings.MessageQueueAppConfig.MessageQueueHostName;
messageQueueAppConfig.MessageQueueUserName = appSettings.MessageQueueAppConfig.MessageQueueUserName;
messageQueueAppConfig.MessageQueuePassword = appSettings.MessageQueueAppConfig.MessageQueuePassword;
messageQueueAppConfig.MessageQueueEnvironment = appSettings.MessageQueueAppConfig.MessageQueueEnvironment;
messageQueueAppConfig.ExchangeName = appSettings.MessageQueueAppConfig.ExchangeName;
messageQueueAppConfig.RoutingKey = appSettings.MessageQueueAppConfig.RoutingKey;
messageQueueAppConfig.InboundMessageQueue = appSettings.MessageQueueAppConfig.InboundMessageQueue;
messageQueueAppConfig.OutboundMessageQueues = appSettings.MessageQueueAppConfig.OutboundMessageQueues;
messageQueueAppConfig.LoggingExchangeName = appSettings.MessageQueueAppConfig.LoggingExchangeName;
messageQueueAppConfig.LoggingMessageQueue = appSettings.MessageQueueAppConfig.LoggingMessageQueue;
messageQueueAppConfig.OriginatingQueueName = appSettings.MessageQueueAppConfig.OriginatingQueueName;
messageQueueAppConfig.SendToLoggingQueue = appSettings.MessageQueueAppConfig.SendToLoggingQueue;
messageQueueAppConfig.AcknowledgementMessageExchangeSuffix = appSettings.MessageQueueAppConfig.AcknowledgementMessageExchangeSuffix;
messageQueueAppConfig.AcknowledgementMessageQueueSuffix = appSettings.MessageQueueAppConfig.AcknowledgementMessageQueueSuffix;
messageQueueAppConfig.TriggerExchangeName = appSettings.MessageQueueAppConfig.TriggerExchangeName;
messageQueueAppConfig.TriggerQueueName = appSettings.MessageQueueAppConfig.TriggerQueueName;
messageQueueAppConfig.QueueImmediately = appSettings.MessageQueueAppConfig.QueueImmediately;
messageQueueAppConfig.InboundSemaphoreKey = appSettings.MessageQueueAppConfig.InboundSemaphoreKey;
messageQueueAppConfig.OutboundSemaphoreKey = appSettings.MessageQueueAppConfig.OutboundSemaphoreKey;
messageQueueAppConfig.ProcessingIntervalSeconds = appSettings.MessageQueueAppConfig.ProcessingIntervalSeconds;
messageQueueAppConfig.SendingIntervalSeconds = appSettings.MessageQueueAppConfig.SendingIntervalSeconds;
messageQueueAppConfig.ReceivingIntervalSeconds = appSettings.MessageQueueAppConfig.ReceivingIntervalSeconds;
messageQueueAppConfig.SignalRHubUrl = appSettings.MessageQueueAppConfig.SignalRHubUrl;
messageQueueAppConfig.RunAsService = appSettings.MessageQueueAppConfig.RunAsService;
connectionStrings.PrimaryDatabaseConnectionString = appSettings.ConnectionStrings.PrimaryDatabaseConnectionString;
using (var sw = File.AppendText(Path))
{
sw.WriteLine("HostName=" + messageQueueAppConfig.MessageQueueHostName + "*");
}
}
else
{
string environment = Environment.GetEnvironmentVariable("ASPNETCORE_ENVIRONMENT");
string jsonFile = $"AppSettings.{environment}.json";
var configBuilder = new ConfigurationBuilder()
.SetBasePath(Directory.GetCurrentDirectory())
.AddJsonFile(jsonFile, optional: true, reloadOnChange: true);
IConfigurationRoot configuration = configBuilder.Build();
configuration.GetSection("MessageQueueAppConfig").Bind(messageQueueAppConfig);
configuration.GetSection("ConnectionStrings").Bind(connectionStrings);
}
//
// set up sending queue
//
IMessageQueueConnection sendingQueueConnection = new MessageQueueConnection(messageQueueAppConfig);
sendingQueueConnection.CreateConnection();
List <IMessageQueueConfiguration> messageQueueConfigurations = new List <IMessageQueueConfiguration>();
IMessageQueueConfiguration salesOrderSubmittedConfiguration = new MessageQueueConfiguration(MessageQueueExchanges.SalesOrderSubmitted, messageQueueAppConfig, sendingQueueConnection);
salesOrderSubmittedConfiguration.AddQueue(MessageQueueEndpoints.InventoryQueue);
salesOrderSubmittedConfiguration.AddQueue(MessageQueueEndpoints.LoggingQueue);
salesOrderSubmittedConfiguration.InitializeOutboundMessageQueueing();
messageQueueConfigurations.Add(salesOrderSubmittedConfiguration);
ISalesOrderManagementDataService salesOrderManagementDataService = new SalesOrderManagementDataService();
IMessageQueueProcessing messageProcessing = new MessageProcessing(salesOrderManagementDataService);
_sendSalesOrderManagementMessages =
new SendMessages(sendingQueueConnection, messageProcessing, messageQueueAppConfig,
connectionStrings, messageQueueConfigurations, MessageQueueEndpoints.SalesOrderQueue);
//
// set up receiving queue
//
IMessageQueueConnection receivingConnection = new MessageQueueConnection(messageQueueAppConfig);
receivingConnection.CreateConnection();
List <IMessageQueueConfiguration> inboundMessageQueueConfigurations = new List <IMessageQueueConfiguration>();
IMessageQueueConfiguration inboundConfiguration = new MessageQueueConfiguration(messageQueueAppConfig, receivingConnection);
inboundMessageQueueConfigurations.Add(inboundConfiguration);
inboundConfiguration.InitializeInboundMessageQueueing(MessageQueueEndpoints.SalesOrderQueue);
inboundConfiguration.InitializeLoggingExchange(MessageQueueExchanges.Logging, MessageQueueEndpoints.LoggingQueue);
ISalesOrderManagementDataService inboundSalesOrderManagementDataService = new SalesOrderManagementDataService();
IMessageQueueProcessing inboundMessageProcessing = new MessageProcessing(inboundSalesOrderManagementDataService);
_receiveSalesOrderManagementMessages = new ReceiveMessages(receivingConnection, inboundMessageProcessing, messageQueueAppConfig, connectionStrings, inboundMessageQueueConfigurations);
//
// Set Up Message Processing
//
ISalesOrderManagementDataService salesOrderManagementProcessingDataService = new SalesOrderManagementDataService();
IMessageQueueProcessing messageProcessor = new MessageProcessing(salesOrderManagementProcessingDataService);
_processMessages = new ProcessMessages(messageProcessor, messageQueueAppConfig, connectionStrings);
var builder = new HostBuilder().ConfigureAppConfiguration((hostingContext, config) =>
{
})
.ConfigureServices((hostContext, services) =>
{
services.AddTransient <IHostedService>(provider => _sendSalesOrderManagementMessages);
})
.ConfigureServices((hostContext, services) =>
{
services.AddTransient <IHostedService>(provider => _processMessages);
})
.ConfigureServices((hostContext, services) =>
{
services.AddTransient <IHostedService>(provider => _receiveSalesOrderManagementMessages);
});
}
public static async Task Main(string[] args)
{
//
// get configuration information
//
MessageQueueAppConfig messageQueueAppConfig = new MessageQueueAppConfig();
ConnectionStrings connectionStrings = new ConnectionStrings();
string environment = Environment.GetEnvironmentVariable("ASPNETCORE_ENVIRONMENT");
string jsonFile = $"appsettings.{environment}.json";
var configBuilder = new ConfigurationBuilder()
.SetBasePath(Directory.GetCurrentDirectory())
.AddJsonFile(jsonFile, optional: true, reloadOnChange: true);
IConfigurationRoot configuration = configBuilder.Build();
configuration.GetSection("MessageQueueAppConfig").Bind(messageQueueAppConfig);
configuration.GetSection("ConnectionStrings").Bind(connectionStrings);
//
// set up sending queue
//
IMessageQueueConnection sendingQueueConnection = new MessageQueueConnection(messageQueueAppConfig);
sendingQueueConnection.CreateConnection();
List <IMessageQueueConfiguration> messageQueueConfigurations = new List <IMessageQueueConfiguration>();
//
// Inventory Received Transactions
//
IMessageQueueConfiguration inventoryReceivedConfiguration = new MessageQueueConfiguration(MessageQueueExchanges.InventoryReceived, messageQueueAppConfig, sendingQueueConnection);
inventoryReceivedConfiguration.AddQueue(MessageQueueEndpoints.SalesOrderQueue);
inventoryReceivedConfiguration.AddQueue(MessageQueueEndpoints.PurchaseOrderQueue);
inventoryReceivedConfiguration.AddQueue(MessageQueueEndpoints.LoggingQueue);
inventoryReceivedConfiguration.InitializeOutboundMessageQueueing();
messageQueueConfigurations.Add(inventoryReceivedConfiguration);
//
// Product Creation and Updates
//
IMessageQueueConfiguration productUpdatedConfiguration = new MessageQueueConfiguration(MessageQueueExchanges.ProductUpdated, messageQueueAppConfig, sendingQueueConnection);
productUpdatedConfiguration.AddQueue(MessageQueueEndpoints.SalesOrderQueue);
productUpdatedConfiguration.AddQueue(MessageQueueEndpoints.PurchaseOrderQueue);
productUpdatedConfiguration.AddQueue(MessageQueueEndpoints.LoggingQueue);
productUpdatedConfiguration.InitializeOutboundMessageQueueing();
messageQueueConfigurations.Add(productUpdatedConfiguration);
//
// Inventory Shipped Transactions
//
IMessageQueueConfiguration inventoryShippedConfiguration = new MessageQueueConfiguration(MessageQueueExchanges.InventoryShipped, messageQueueAppConfig, sendingQueueConnection);
inventoryShippedConfiguration.AddQueue(MessageQueueEndpoints.SalesOrderQueue);
inventoryShippedConfiguration.AddQueue(MessageQueueEndpoints.LoggingQueue);
inventoryShippedConfiguration.InitializeOutboundMessageQueueing();
messageQueueConfigurations.Add(inventoryShippedConfiguration);
//
// initialize Sending Messages
//
IInventoryManagementDataService inventoryManagementDataService = new InventoryManagementDataService();
IMessageQueueProcessing messageProcessing = new MessageProcessing(inventoryManagementDataService);
IHostedService sendInventoryManagementMessages = new SendMessages(sendingQueueConnection, messageProcessing,
messageQueueAppConfig, connectionStrings, messageQueueConfigurations, MessageQueueEndpoints.InventoryQueue);
//
// set up receiving queue
//
IMessageQueueConnection receivingConnection = new MessageQueueConnection(messageQueueAppConfig);
receivingConnection.CreateConnection();
List <IMessageQueueConfiguration> inboundMessageQueueConfigurations = new List <IMessageQueueConfiguration>();
IMessageQueueConfiguration inboundConfiguration = new MessageQueueConfiguration(messageQueueAppConfig, receivingConnection);
inboundMessageQueueConfigurations.Add(inboundConfiguration);
inboundConfiguration.InitializeInboundMessageQueueing(MessageQueueEndpoints.InventoryQueue);
inboundConfiguration.InitializeLoggingExchange(MessageQueueExchanges.Logging, MessageQueueEndpoints.LoggingQueue);
IInventoryManagementDataService inboundInventoryManagementDataService = new InventoryManagementDataService();
IMessageQueueProcessing inboundMessageProcessing = new MessageProcessing(inboundInventoryManagementDataService);
IHostedService receiveInventoryManagementMessages = new ReceiveMessages(receivingConnection, inboundMessageProcessing, messageQueueAppConfig, connectionStrings, inboundMessageQueueConfigurations);
//
// Set Up Message Processing
//
IInventoryManagementDataService inventoryManagementProcessingDataService = new InventoryManagementDataService();
IMessageQueueProcessing messageProcessor = new MessageProcessing(inventoryManagementProcessingDataService);
ProcessMessages processMessages = new ProcessMessages(messageProcessor, messageQueueAppConfig, connectionStrings);
var builder = new HostBuilder().ConfigureAppConfiguration((hostingContext, config) => {})
.ConfigureServices((hostContext, services) =>
{
services.AddTransient <IHostedService>(provider => processMessages);
})
.ConfigureServices((hostContext, services) =>
{
services.AddTransient <IHostedService>(provider => sendInventoryManagementMessages);
})
.ConfigureServices((hostContext, services) =>
{
services.AddTransient <IHostedService>(provider => receiveInventoryManagementMessages);
})
.ConfigureLogging((hostingContext, logging) =>
{
logging.AddConfiguration(hostingContext.Configuration.GetSection("Logging"));
logging.AddConsole();
});
await builder.RunConsoleAsync();
}
