public async Task Bind(ILinkQueue queue, ILinkExchange exchange, string routingKey = null,
IDictionary <string, object> arguments = null)
{
if (exchange == null)
{
throw new ArgumentNullException(nameof(exchange));
}
if (queue == null)
{
throw new ArgumentNullException(nameof(queue));
}
if (routingKey == null)
{
routingKey = string.Empty;
}
if (arguments == null)
{
arguments = new Dictionary <string, object>();
}
await _invoker
.InvokeAsync(model => model.QueueBind(queue.Name, exchange.Name, routingKey, arguments))
.ConfigureAwait(false);
_logger.Debug(
$"Bound queue {queue.Name} to exchange {exchange.Name} with routing key {routingKey} and arguments: {string.Join(", ", arguments.Select(x => $"{x.Key} = {x.Value}"))}");
}
public async Task QueueDelete(ILinkQueue queue, bool ifUnused = false, bool ifEmpty = false)
{
if (queue == null)
{
throw new ArgumentNullException(nameof(queue));
}
await _invoker
.InvokeAsync(model => model.QueueDelete(queue.Name, ifUnused, ifEmpty))
.ConfigureAwait(false);
_logger.Debug($"Deleted queue \"{queue.Name}\", unused: {ifUnused}, empty: {ifEmpty}");
}
public async Task QueuePurge(ILinkQueue queue)
{
if (queue == null)
{
throw new ArgumentNullException(nameof(queue));
}
await _invoker
.InvokeAsync(model => model.QueuePurge(queue.Name))
.ConfigureAwait(false);
_logger.Debug($"Purged queue \"{queue.Name}\"");
}
private async Task <bool> ConfigureAsync(IModel model, bool retry, CancellationToken cancellation)
{
if (retry)
{
try
{
_logger.Debug($"Retrying in {_configuration.RecoveryInterval.TotalSeconds:0.###}s");
await Task.Delay(_configuration.RecoveryInterval, cancellation)
.ConfigureAwait(false);
}
catch
{
return(false);
}
}
_logger.Debug("Configuring topology");
try
{
_queue = await _topologyRunner
.RunAsync(model, cancellation)
.ConfigureAwait(false);
}
catch (Exception ex)
{
_logger.Warning($"Exception on topology configuration: {ex}");
try
{
await _configuration.TopologyHandler.ConfigurationError(ex)
.ConfigureAwait(false);
}
catch (Exception handlerException)
{
_logger.Error($"Exception in topology error handler: {handlerException}");
}
return(false);
}
_logger.Debug("Topology configured");
return(true);
}