public void SubscribeToQueue(InterserviceQueueTypeEnum queueType)
{
_logger.Information($"Subscribing to queue with type '{queueType}'...");
if (_channelModel == null)
{
var connection = _rabbitConnectionService.GetConnection();
_channelModel = connection.CreateModel();
}
var consumer = new EventingBasicConsumer(_channelModel);
consumer.Received += async(model, eventArgs) =>
{
try
{
await ProcessReceivedMessageAsync(model, eventArgs);
}
catch (Exception exception)
{
_logger.Write(exception);
}
};
var queueDeclareResult = _channelModel.QueueDeclare(queueType);
_channelModel.BasicConsume(queueDeclareResult.QueueName, true, consumer);
_logger.Information($"Successfully subscribed to queue with type '{queueType}'");
}
/// <summary>
/// Инициализировать очередь сообщений
/// </summary>
public static QueueDeclareOk QueueDeclare(this IModel channelModel, InterserviceQueueTypeEnum queueType)
{
var queueName = Enum.GetName(typeof(InterserviceQueueTypeEnum), queueType);
var queueDeclareResult = channelModel.QueueDeclare(queueName, false, false, false, null);
return(queueDeclareResult);
}
public void PublishMessage(InterserviceQueueTypeEnum queueType, IInterserviceMessageModel messageModel)
{
_logger.Information($"Publishing interservice message to queue with type = '{queueType}'...");
_logger.Debug($"Interservice message = '{messageModel.ToJson()}'");
var connection = _rabbitConnectionService.GetConnection();
using var channelModel = connection.CreateModel();
var queueDeclareResult = channelModel.QueueDeclare(queueType);
var messageJson = messageModel.ToJson();
var messageBytes = Encoding.UTF8.GetBytes(messageJson);
channelModel.BasicPublish("", queueDeclareResult.QueueName, null, messageBytes);
_logger.Information($"Interservice message was successfully published to queue with type = '{queueType}'");
}
/// <summary>
/// Подписаться на очередь сообщений RabbitMQ
/// </summary>
public static IApplicationBuilder SubscribeToRabbitQueue(this IApplicationBuilder app, InterserviceQueueTypeEnum queueType)
{
var rabbitConsumptionService = app.ApplicationServices.GetService <IRabbitConsumptionService>();
rabbitConsumptionService.SubscribeToQueue(queueType);
return(app);
}
