[rabbitmq-discuss] RabbitMQ Erlang API questions

Wed Apr 8 16:33:30 BST 2009

Lev,

Lev Walkin wrote:
> I've started using Erlang native API to RabbitMQ recently (cloned out of 
> v1_5 branch) and found a couple of issues I'd like someone "in the know" 
> to clarify:
> 
> 1. lib_amqp:close_channel(lib_amqp:start_channel()) leaks processes:

That looks like a bug. Do you get the same results against the default 
branch (of the erlang-client and rabbitmq-server)?

> 2. One can not create a durable exclusive queue, that is, the following 
> call does not result in a queue that persists between server app 
> reloads. The queue _is_ created, but is not there after server restart.
> 
>          lib_amqp:declare_queue(Channel, #'queue.declare'{
>                  queue = Q,
>                  passive = false,
>                  durable = true,		% NOTE
>                  exclusive = true,	% NOTE
>                  auto_delete = false,
>                  nowait = false,
>                  arguments = []
>          }).

I believe the problem here is that you set exclusive=true which ties the 
lifetime of the queue to that of the connection which created it.

Regards,

Matthias.