[erlang-questions] REST server

Vlad Dumitrescu <>
Mon Mar 7 20:46:23 CET 2016


Thanks, Loïc, I will then check out Cowboy in more detail, to see how it
feels.

regards,
Vlad


On Mon, Mar 7, 2016 at 8:44 PM, Loïc Hoguin <> wrote:

> On 03/07/2016 08:27 PM, Vlad Dumitrescu wrote:
>
>> Hi!
>>
>> I am an almost complete noob regarding this, so please excuse me if I am
>> asking questions with obvious answers.
>>
>> I have an application that I'd like to expose via a REST api. From what
>> I could find quickly, in the Erlang world it looks like the main options
>> are Webmachine and Cowboy.
>>
>> Does anyone have any advice on which one fits better my requirements, as
>> below?
>>
>> - the server must be embeddable in another application, i.e. possible to
>> start/stop without a release
>>
>
> No problem for that with Cowboy, either through a function call or
> provided child specs.
>
> - it must be possible to configure it to use a dynamic port value
>> (multiple independent servers may run on the same machine)
>>
>
> No problem, set {port, 0} option and then call ranch:get_port/1.
>
> - the REST API is delegating to an Erlang API, so ease of implementation
>> would be nice :-)
>>
>
> Cowboy is inspired by Webmachine so I suppose they're pretty close for
> this one.
>
> - if it is possible to run multiple servers on the same Erlang runtime,
>> then it would be a big plus
>>
>
> No problem, just declare more than one listener and you're good!
>
> --
> Loïc Hoguin
> http://ninenines.eu
> Author of The Erlanger Playbook,
> A book about software development using Erlang
>
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