[keycloak-user] Login to keycloak from Android app

Iván Perdomo ivan at akvo.org
Thu Jan 14 10:38:21 EST 2016


Hi,

I tried this code some months ago and managed to login from Android.

https://github.com/learning-layers/android-openid-connect

Cheers,

On 01/14/2016 04:29 PM, Aritz Maeztu wrote:
> Many thanks to all of you for the help. I'm so close to achieve it, so I
> need some last tip (and think you can do even about not to have mobile
> knowledge). That's the steps I've followed to authenticate a user in a
> public client in the Android app:
> 
> 1- Launch a browser app pointing to keycloak's authorization site for
> the client:
> 
> Intent i = new Intent(Intent.ACTION_VIEW,
> Uri.parse("http://192.168.0.230:8080/auth/realms/master/protocol/" +
>    
> "openid-connect/auth?response_type=code&client_id=web_service&redirect_uri=android://app"));
> startActivity(i);
> 
> 2- Retrieve the authorization code when coming back to my app and ask
> for an access token:
> 
>             RestTemplate template = new RestTemplate();
>             template.getMessageConverters().add(new
> FormHttpMessageConverter());
>             template.getMessageConverters().add(new
> MappingJackson2HttpMessageConverter());
>             MultiValueMap<String, String> form = new
> LinkedMultiValueMap<>();
>             form.add("grant_type", "authorization_code");
>             form.add("client_id", "edge");
>             form.add("code", accessCode);
>             form.add("redirect_uri", "tcheck://app");
>             ResponseEntity rssResponse = template.postForEntity(
>                    
> "http://192.168.0.230:8080/auth/realms/master/protocol/openid-connect/token",
>                     form,
>                     AccessToken.class);
> 
> I'm passing the parameters in the request body as x-www-form-urlencoded
> and it works. I do get an access token, with this format:
> 
> {
>     "access_token" :
> "eyJhbGciOiJSUzI1NiJ9.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!
> nZS1jbGl
> lbnRzIl19LCJhY2NvdW50Ijp7InJvbGVzIjpbIm1hbmFnZS1hY2NvdW50Iiwidmlldy1wcm9maWxlIl19fSwibmFtZSI6IiIsInByZWZlcnJlZF91c2VybmFtZSI6ImFkbWluIn0.GMoAPe9aUQBRign5J0TvOt4tg1SWwyfJkvJjuWDZ_Ayj3GBnFjhgbjb5qLreKsm87NHymPcpvCv7uHkKJRsx44TjC0514O0oBSiVIiKfcJdbE-y7nPplzYAJF6I2JlsQkw9Na67vNSvhsBNg6AfBop4xpAF9HtTU7Ca7gFwOS01bgDRO09WlJYivzOd5t-vQGNwRVlTqaCstIMiBLaUfdkc82DNQwnoP5VO9R7xZn-7O5BE288_CX0C2V96_vooIoTbB3Qoa-gV6f3s6ZSyJnRGBgoe_2QY3mjCBarFQ_mKH_sbF2qMpm-a5igoNoD_3Xlc7iluP206ZJdQn4NZdQg",
>     "expires_in" : 60,
>     "refresh_expires_in" : 1800,
>     "refresh_token" :
> "eyJhbGciOiJSUzI1NiJ9.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!
> iOnsicm9
> sZXMiOlsibWFuYWdlLWFjY291bnQiLCJ2aWV3LXByb2ZpbGUiXX19fQ.OZkivKxU1HJecrqKb1KDSabakruHJLUaUpNOy_DY7UW1R-4Qv6kLnPy_3soeRPP0FwYNrjzNMw94S-naE8JNCD91LqTTEyJ6o6q_1LDiDbVbfsKeyRkJDZDAbHUYtY-r35z_21SqdHxzzMcero6DoCpFaGOZZFQ86FZD7NiRE3oVzCIz1VJAFBIsSjH0W5_UQa2CEEIOxDanPnhbtdB8XZ6oQeKPB15AvobCgukvWcDufmCeJpUMcIjaTcnBdXRz6MIOp6VjQ5SyqJzn7jja8ILs3zEd8eeocAIix8Gv1CRs6PWBtWZJDss_fh4A8R2guKRBcFwQIeoncFgQeFeaoA",
>     "token_type" : "bearer",
>     "id_token" :
> "eyJhbGciOiJSUzI1NiJ9.eyJqdGkiOiI0OTUyOGQxNS1kZmEyLTQ1YTUtYjJiYy1hNzZhY2E2M2IwYjEiLCJleHAiOjE0NTI3NzUwNDQsIm5iZiI6MCwiaWF0IjoxNDUyNzc0OTg0LCJpc3MiOiJodHRwOi8vMTkyLjE2OC4wLjIzMDo4MDgwL2F1dGgvcmVhbG1zL21hc3RlciIsImF1ZCI6ImVkZ2UiLCJzdWIiOiJhNzE0NzAxNS0zNWM2LTRhZWEtYjNjOC1hNTY1ZTQ5YjcyZDkiLCJ0eXAiOiJJRCIsImF6cCI6ImVkZ2UiLCJzZXNzaW9uX3N0YXRlIjoiN2RkNWFkN2ItZDBhYi00ZmJhLWI5Y2ItZjM2NjFhOTk0ZTc5IiwibmFtZSI6IiIsInByZWZlcnJlZF91c2VybmFtZSI6ImFkbWluIn0.yOs1HGLQyV33ihDIzL4CiKlKj58zlZzNpJizOlWXg59DkdnL1W5RIT4-Jw5VToy267gWv1o0XIwI2oCVHjbaXKgWZzt7NlVdGnNyGL19VQUPlISlMyyoOhaBGufC4JycQ6BrQh0fnMYUVQOvGE6HGnVwUbrLHiVL579AVhUSmVZ052fzN4VySpm03L7eQBt6BTKMo_7fmL39WvdwY2gEhoi6rz2P8cXp8vbidwqb4nNF7C1wfM7GYgbO-1yaMq_c4JiOoga9YswD68XvKpjjwVZs2WvHpvwZrQjfiqa6EtxkTeRYncMW-RutB8P09wJ3WRaBooDreVBMFB2Tw6nWnQ",
>     "not-before-policy" : 1452694301,
>     "session-state" : "7dd5ad7b-d0ab-4fba-b9cb-f3661a994e79"
> }
> 
> I now finally want to access some resource. As docs state, the only
> thing I want to do is to pass that access token in the Authorization
> header, starting with the Bearer keyword:
> 
>             HttpHeaders headers = new HttpHeaders();
>             headers.set("Authorization", "Bearer " + token.getToken());
>             HttpEntity<String> entity = new HttpEntity<>("parameters",
> headers);
>             ResponseEntity rssResponse = template.exchange(
>                     "http://192.168.0.230:8765/organization/organizations",
>                     HttpMethod.GET,
>                     entity,
>                     OrganizationExchangeSet.class);
> 
> But I get 401 Unauthorized from keycloak. If I do the GET request using
> Postman, I get the Unauthorized code too:
> 
> Request:
> 
> /Url:/
> 
> http://192.168.0.230:8765/organization/organizations
> 
> /Headers:/
> 
> Authorization: Bearer
> eyJhbGciOiJSUzI1NiJ9.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!
> ZS1jbGll
> bnRzIl19LCJhY2NvdW50Ijp7InJvbGVzIjpbIm1hbmFnZS1hY2NvdW50Iiwidmlldy1wcm9maWxlIl19fSwibmFtZSI6IiIsInByZWZlcnJlZF91c2VybmFtZSI6ImFkbWluIn0.GMoAPe9aUQBRign5J0TvOt4tg1SWwyfJkvJjuWDZ_Ayj3GBnFjhgbjb5qLreKsm87NHymPcpvCv7uHkKJRsx44TjC0514O0oBSiVIiKfcJdbE-y7nPplzYAJF6I2JlsQkw9Na67vNSvhsBNg6AfBop4xpAF9HtTU7Ca7gFwOS01bgDRO09WlJYivzOd5t-vQGNwRVlTqaCstIMiBLaUfdkc82DNQwnoP5VO9R7xZn-7O5BE288_CX0C2V96_vooIoTbB3Qoa-gV6f3s6ZSyJnRGBgoe_2QY3mjCBarFQ_mKH_sbF2qMpm-a5igoNoD_3Xlc7iluP206ZJdQn4NZdQg
> 
> /Response:/
> 
> {
>   "timestamp": 1452784544622,
>   "status": 401,
>   "error": "Unauthorized",
>   "message": "Unable to authenticate bearer token",
>   "path": "/organization/organizations"
> }
> 
> How to solve this?
> 
> 
> -- 
> Aritz Maeztu Otaño
> Departamento Desarrollo de Software
> <https://www.linkedin.com/profile/preview?vpa=pub&locale=es_ES>
> <http://www.tesicnor.com> 	
> 
> Pol. Ind. Mocholi. C/Rio Elorz, Nave 13E 31110 Noain (Navarra)
> Telf.: 948 21 40 40
> Fax.: 948 21 40 41
> 
> Antes de imprimir este e-mail piense bien si es necesario hacerlo: El
> medioambiente es cosa de todos.
> 
> 
> 
> _______________________________________________
> keycloak-user mailing list
> keycloak-user at lists.jboss.org
> https://lists.jboss.org/mailman/listinfo/keycloak-user
> 

-- 
Iván

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