public RabbitMQHost(RabbitMQHostOptions options)
{
_options = options ?? throw new ArgumentNullException(nameof(options));
var factory = new ConnectionFactory()
{
HostName = _options.HostName,
UserName = _options.UserName,
Password = _options.Password
};
factory.AutomaticRecoveryEnabled = true;
factory.TopologyRecoveryEnabled = true;
_connection = factory.CreateConnection();
_channel = _connection.CreateModel();
var consumer = new EventingBasicConsumer(_channel);
consumer.Received += (model, ea) =>
{
Task.Run(async() => await ProcessMessage(ea));
};
_consumerTag = _channel.BasicConsume(queue: _options.MessageQueue,
autoAck: false, consumer: consumer);
}
public static IGlobalConfiguration <RabbitMQHost> UseRabbitMQHost(
[NotNull] this IGlobalConfiguration configuration,
[NotNull] RabbitMQHostOptions options)
{
if (configuration == null)
{
throw new ArgumentNullException(nameof(configuration));
}
if (options == null)
{
throw new ArgumentNullException(nameof(options));
}
var queueHost = new RabbitMQHost(options);
return(configuration.UseQueueHost(queueHost));
}
public static IGlobalConfiguration <RabbitMQHost> UseRabbitMQHost(
[NotNull] this IGlobalConfiguration configuration,
IConfiguration config)
{
if (configuration == null)
{
throw new ArgumentNullException(nameof(configuration));
}
var options = new RabbitMQHostOptions()
{
AmqpUri = config["AccessData:RabbitMQ:AmqpUri"]
};
var sections = config.GetSection("AccessData:RabbitMQ:Queues");
foreach (var section in sections.GetChildren())
{
if (!Int32.TryParse(config[$"{section.Path}:NodesCount"], out var nodes))
{
nodes = 1;
}
if (!UInt16.TryParse(config[$"{section.Path}:PrefetchCount"], out var prefetch))
{
prefetch = 1;
}
options.Queues.Add(new RabbitMQHostOptions.Queue()
{
Name = config[$"{section.Path}:Name"],
NodesCount = nodes,
PrefetchCount = prefetch
});
}
sections = config.GetSection("AccessData:RabbitMQ:RetryInMilliseconds");
foreach (var section in sections.GetChildren())
{
options.RetryInMilliseconds.Add(section.Value);
}
return(configuration.UseRabbitMQHost(options));
}
public RabbitMQHost(RabbitMQHostOptions options)
{
_options = options ?? throw new ArgumentNullException(nameof(options));
SetUpQueues();
var factory = ConnectionFactory();
foreach (var queue in _options.Queues)
{
for (var i = 0; i < queue.NodesCount; i++)
{
var connection = factory.CreateConnection(@"FoxyLink client");
_connections.Add(connection);
var channel = connection.CreateModel();
_channels.Add(channel);
channel.BasicQos(0, queue.PrefetchCount, false);
var consumer = new AsyncEventingBasicConsumer(channel);
consumer.Received += async(o, ea) =>
{
try
{
await SendMessageToEndpoint(ea, queue.Name);
}
catch (Exception ex)
{
MoveToInvalidQueue(ea, ex.ToString());
}
finally
{
channel.BasicAck(deliveryTag: ea.DeliveryTag,
multiple: false);
}
};
channel.BasicConsume(consumer, queue.Name, autoAck: false);
}
}
}