[ClusterLabs] Security with Corosync

[Nikhil Utane]

Perfect. Thanks for the quick response Honza.

Cheers
Nikhil

On Fri, Mar 11, 2016 at 4:10 PM, Jan Friesse <jfriesse at redhat.com> wrote:

> Nikhil,
>
> Nikhil Utane napsal(a):
>
>> Hi,
>>
>> I changed some configuration and captured packets. I can see that the data
>> is already garbled and not in the clear.
>> So does corosync already have this built-in?
>> Can somebody provide more details as to what all security features are
>> incorporated?
>>
>
> See man page corosync.conf(5) options crypto_hash, crypto_cipher (for
> corosync 2.x) and potentially secauth (for coorsync 1.x and 2.x).
>
> Basically corosync by default uses aes256 for encryption and sha1 for hmac
> authentication.
>
> Pacemaker uses corosync cpg API so as long as encryption is enabled in the
> corosync.conf, messages interchanged between nodes are encrypted.
>
> Regards,
>   Honza
>
>
>> -Thanks
>> Nikhil
>>
>> On Fri, Mar 11, 2016 at 11:38 AM, Nikhil Utane <
>> nikhil.subscribed at gmail.com>
>> wrote:
>>
>> Hi,
>>>
>>> Does corosync provide mechanism to secure the communication path between
>>> nodes of a cluster?
>>> I would like all the data that gets exchanged between all nodes to be
>>> encrypted.
>>>
>>> A quick google threw up this link:
>>> https://github.com/corosync/corosync/blob/master/SECURITY
>>>
>>> Can I make use of it with pacemaker?
>>>
>>> -Thanks
>>> Nikhil
>>>
>>>
>>>
>>
>>
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