public static ILinkConsumerBuilder CreateConsumerBuilder(ServiceLink link, IExchangeSchema exchange,
bool exchangePassive, bool queuePassive,
string queueName, bool autoAck, bool?cancelOnHaFailover, ILinkConsumerErrorStrategy errorStrategy,
bool exclusive, ushort prefetchCount, QueueParameters queueParameters, ICollection <string> routingKeys,
bool bind)
{
var builder = link
.Consumer
.AutoAck(autoAck);
if (cancelOnHaFailover != null)
{
builder = builder.CancelOnHaFailover(cancelOnHaFailover.Value);
}
if (errorStrategy != null)
{
builder = builder.ErrorStrategy(errorStrategy);
}
builder = builder.Exclusive(exclusive)
.PrefetchCount(prefetchCount);
if (!string.IsNullOrWhiteSpace(exchange.Name) &&
exchange.Type.ToLinkExchangeType() != LinkExchangeType.Fanout &&
(routingKeys == null || routingKeys.Count == 0))
{
throw new InvalidConfigurationException($"No routing key for bind specified!");
}
builder = builder.Queue(async cfg =>
{
var exch =
string.IsNullOrWhiteSpace(exchange.Name)
? await cfg.ExchangeDeclareDefault()
:
exchangePassive
? await cfg.ExchangeDeclarePassive(exchange.Name)
: await cfg.ExchangeDeclare(exchange.Name, exchange.Type.ToLinkExchangeType(),
exchange.Durable,
exchange.AutoDelete, exchange.Alternate, exchange.Delayed);
var queue = queuePassive
? await cfg.QueueDeclarePassive(queueName)
: await cfg.QueueDeclare(queueName, queueParameters.Durable(), queueParameters.Exclusive(), queueParameters.AutoDelete(),
queueParameters.MessageTtl(), queueParameters.Expires(), queueParameters.MaxPriority(), queueParameters.MaxLength(),
queueParameters.MaxLengthBytes(), queueParameters.DeadLetterExchange(), queueParameters.DeadLetterRoutingKey());
if (!string.IsNullOrWhiteSpace(exchange.Name) && bind)
{
if (exchange.Type.ToLinkExchangeType() == LinkExchangeType.Fanout)
{
await cfg.Bind(queue, exch);
}
else
{
foreach (var key in routingKeys)
{
await cfg.Bind(queue, exch, key);
}
}
}
return(queue);
});
return(builder);
}
public static ILinkProducer CreateProducer(ServiceLink link, IExchangeSchema description,
ContentType contentType, bool passive = false, bool confirmsMode = true, string named = null)
{
return
(link.GetOrAddProducer(named ?? description.Name, confirmsMode, () =>
link
.Producer
.ConfirmsMode(confirmsMode)
.Exchange(cfg =>
string.IsNullOrWhiteSpace(description.Name)
? cfg.ExchangeDeclareDefault()
: passive
? cfg.ExchangeDeclarePassive(description.Name)
: cfg.ExchangeDeclare(description.Name,
description.Type.ToLinkExchangeType(), description.Durable, description.AutoDelete,
description.Alternate, description.Delayed))
.Build()));
}
public RpcConsumer(ServiceLink link, ILinkConsumerBuilder builder, string queueName)
{
QueueName = queueName;
_link = link;
_consumer = builder.Handler(Handle).Build();
}