[keycloak-user] Token refresh from Android native app

[Frank French]

Thank you. That help resolved my problem.


Frank




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On 03/11/2014 08:36, "Stian Thorgersen" <stian at redhat.com> wrote:

>Simple example of refreshing token (from our testsuite):
>
>https://github.com/keycloak/keycloak/blob/master/testsuite/integration/src
>/test/java/org/keycloak/testsuite/OAuthClient.java#L197
>
>
>
>----- Original Message -----
>> From: "Frank French" <Frank.French at causeway.com>
>> To: keycloak-user at lists.jboss.org
>> Sent: Sunday, 2 November, 2014 11:10:32 PM
>> Subject: [keycloak-user] Token refresh from Android native app
>>
>>
>> I¹m currently using the browser to initially log in to my app. After
>>the user
>> credentials have been validated I intercept the url containing the code
>>and
>> use that on the resource /realms/myrealm/tokens/access/codes. To
>>convert the
>> code into a token. I am then able to use the embedded access token for
>> subsequent API calls. This works fine until the access token expires.
>>
>> When the access token expires the service returns a 401. At present the
>>only
>> way I can get past this is to redirect the user back to the login page
>>and
>> start the above process again (creates another session). I would only
>>expect
>> to have to do this if the SSO idle timeout and been reached (it hasn¹t).
>> I¹ve looked through the API docs and found the resource
>> /realms/myrealm/token/refresh. I¹ve tried using this resource but have
>> failed miserably. Could someone please explain how to use this resource
>>or
>> point me somewhere else if I¹ve got it completely wrong.
>>
>> Example code below.
>>
>>
>>
>> private JWSToken refreshToken(String accessToken , String refreshToken )
>> throws IOException, InvalidTokenException{
>>
>> JWSToken token = null ;
>>
>>
>>
>> String url = " http://127.0.0.1:8080/auth/realms/myrealm/tokens/refresh
>>" ;
>>
>> //String query = ³refresh_token=³ + refreshToken ;
>>
>> //String query = ³refresh_token=³ + refreshToken + ³client_id=" +
>>CLIENT_ID "
>> ;
>>
>> String query = "refresh_token=" + refreshToken + "client_id=" +
>>CLIENT_ID +
>> "grant_type=refresh_token" ;
>>
>> //Tried all the above
>>
>>
>>
>>
>> HttpPost httppost = new HttpPost( url );
>>
>> httppost .addHeader( ³Authorization ² , ³Bearer ³ + accessToken );
>>//401 with
>> 400 without
>>
>> httppost .addHeader( "Content-Type" ,
>>"application/x-www-form-urlencoded" );
>>
>>
>>
>> ByteArrayEntity entity = new ByteArrayEntity( query .getBytes());
>>
>> httppost .setEntity( entity );
>>
>> HttpResponse response = httpclient .execute( httppost );
>>
>>
>>
>>
>> int status = response .getStatusLine().getStatusCode();
>>
>>
>>
>>
>> if ( status == HttpStatus. SC_OK ){
>>
>> InputStream stream = null ;
>>
>>
>>
>>
>> try {
>>
>> stream = response .getEntity().getContent();
>>
>>
>>
>>
>> ObjectMapper mapper = new ObjectMapper();
>>
>> token = mapper .readValue( stream , JWSToken. class );
>>
>> } finally {
>>
>> if ( stream != null ){
>>
>> stream .close();
>>
>> }
>>
>> }
>>
>> } else {
>>
>> throw new InvalidTokenException() ;
>>
>> }
>>
>>
>>
>> return token ;
>>
>> }
>>
>>
>>
>>
>>
>>
>>
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