[Gluster-devel] how to distinguish whether the current xlator is used in the client or the server?

[Mingfan Lu]

Vijay,
   nice catch,  thanks.



On Thu, Dec 19, 2013 at 2:29 PM, Vijay Bellur <vbellur at redhat.com> wrote:

> On 12/17/2013 03:12 PM, Mingfan Lu wrote:
>
>> 1. use option is a good idea
>> 2. we could also traverse the this->children to see whether there is a
>> xlator with type == protocol/client  (depth first!)
>>     and save cache value in conf->use_with_client
>>
>
> Works for now. However, if new translators are introduced that actually
> perform chaining on the server side, this method will not be good enough.
> For e.g., a translator chain like this is possible
>
>
> Server1                              Server2
>
> xlator
>   |
>   |
>   |
>   |
>  protocol/client  ------------------ protocol/server
>
>
> Work in progress translators like NSR[1] will possibly use such a scheme.
>
> -Vijay
>
> [1] https://forge.gluster.org/new-style-replication/nsr
>
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