[keycloak-user] [keycloak-dev] html app, node api server and keycloak

[Luke Holmquist]

crap, forget the subject line

On Fri, Apr 29, 2016 at 1:09 PM, Luke Holmquist <lholmqui at redhat.com> wrote:

> I have a use case, that i think could be pretty common,  but i'm not
> entirely sure how to setup it up.
>
> The following is a little bit of a thought dump, so pardon me if i ramble
> a little bit.
>
>
> There are i think 3 components involved here:
>
> 1. a pure HTML/JS web app
>
> 2. A node.js REST  API server
>
> 3. Keycloak server
>
>
> The app in this case, would not be served by the node server or the KC
> server(wildfly), but with something like nginx(or even something like
> 'python simpleHTTPServer')
>
> Basically the flow would be something like this[1]:
>
> The web app, using the js adapter, authenticates against the KC server.
>
>  Now the web app would like to call the node API server(a restricted
> endpoint) to get some data
>
> The web app probably adds the token stuff that it got from KC during it;s
> login to the request to the node server
>
> ***This next part is where i'm getting a little confused, i'm aware that
> code to do this might not be written yet****
>
> I'm thinking the node server takes the token from the web app request, and
> would hit an endpoint on the KC server to make sure that token is valid.
>
> If things go ok, then node server returns the data.
>
> I've seen the recent post on doing token introspection and abstracj was
> nice enough to make that into a gist,
> https://gist.github.com/abstractj/4cd2231a472069d8b6f63b4008c74061
>
> but this would also mean the web client access_type would need to be
> confidential(which i don't think is secure for a web app) to make a service
> account that the node server could use to do the token introspection.
>
> I was thinking of maybe creating a client also for the node server, but is
> it possible for 1 client to lookup/validate tokens from another client.
>
>
> Perhaps i'm thinking about this all wrong too, which is very possible.
>
> In this example there is only 1 node api server,  but there could be
> multiple node/go/rust/<insert cool kid tech here> servers too
>
>
>
> Any guidance would be appreciated and sorry for the ramble
>
> -Luke
>
>
>
>
>
>
> [1]
> https://docs.google.com/drawings/d/1BngijxAV2j0rjz18P0XcXeY9CClCg1mwQhROYQ2iWtU/edit
>
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