[rabbitmq-discuss] Firewall Issues

[Kenneth Loafman]

Will test it tonight and let you know.

...Thanks,
...Ken

Matt Calder wrote:
> By default erlang uses 4369.
> 
> Matt
> 
> On Mon, May 10, 2010 at 10:29 AM, Kenneth Loafman <kenneth at loafman.com> wrote:
>> What erlang ports?  Just 5672:tcp.
>>
>> ...Ken
>>
>> Matt Calder wrote:
>>> Ken,
>>>
>>> Are the erlang ports open?
>>>
>>> Matt
>>>
>>> On Mon, May 10, 2010 at 10:21 AM, Kenneth Loafman <kenneth at loafman.com> wrote:
>>>> Nope, just a single node service at this point.  P1 and P2 do not even
>>>> have RabbitMQ installed, they are just MQ clients.  I should have noted
>>>> that in my original message.
>>>>
>>>> The process has worked well for months prior to adding the firewall.
>>>>
>>>> ...Ken
>>>>
>>>> Matt Calder wrote:
>>>>> Ken,
>>>>>
>>>>> It looks like you are setting up a cluster, if so, are they sharing
>>>>> the same cookie?
>>>>>
>>>>> I just went through starting a cluster here is my step-by-step:
>>>>>
>>>>> 1) Start a cluster of rabbits.
>>>>> Assume cluster is on: hostA, hostB (for example)
>>>>>
>>>>> # The rabbitmq processes must be running with the same cookie
>>>>> hostA> sudo rabbitmqctl stop
>>>>> hostA> sudo /etc/init.d/rabbitmq-server stop
>>>>> hostA> sudo rm ~rabbitmq/.erlang.cookie
>>>>> hostA> sudo echo ABC123 | sudo tee ~rabbitmq/.erlang.cookie
>>>>> hostA> sudo chmod 400 ~rabbitmq/.erlang.cookie
>>>>> hostA> sudo chown rabbitmq ~rabbitmq/.erlang.cookie
>>>>> hostA> sudo chgrp rabbitmq ~rabbitmq/.erlang.cookie
>>>>> hostA> sudo /etc/init.d/rabbitmq-server start
>>>>>
>>>>> repeat for hostB
>>>>>
>>>>> # On join hostB to hostA
>>>>> hostB> sudo rabbitmqctl stop_app
>>>>> hostB> sudo rabbitmqctl reset
>>>>> hostB> sudo rabbitmqctl cluster rabbit at hostA
>>>>>
>>>>> Hope that helps.
>>>>>
>>>>> Matt
>>>>>
>>>>>
>>>>> On Mon, May 10, 2010 at 10:05 AM, Kenneth Loafman <kenneth at loafman.com> wrote:
>>>>>> Hi,
>>>>>>
>>>>>> I've got RabbitMQ up on three machines and wanted to add a firewall.
>>>>>> The configuration is simple, MQ serves input to P1 and P2 which do all
>>>>>> the processing.
>>>>>>
>>>>>>       MQ
>>>>>>      /  \
>>>>>>    P1    P2
>>>>>>
>>>>>> I opened the port 5672:tcp on all machines and between two machines, MQ
>>>>>> and P1, that seems to work.  When I added P2, it immediately got a
>>>>>> 'connection refused' message.  All machines are running Ubuntu 9.10 and
>>>>>> rabbitmq-server 1.7.2.  P1 and P2 are identical as far as I can tell.
>>>>>>
>>>>>> Any help would be appreciated.
>>>>>>
>>>>>> Thanks,
>>>>>> ...Ken
>>>>>>
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>>>>>>
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