Examples with OAuth2DeviceAuthorizationResponse org.keycloak.representations.OAuth2DeviceAuthorizationResponse used on opensource projects

Example 1 with OAuth2DeviceAuthorizationResponse

use of org.keycloak.representations.OAuth2DeviceAuthorizationResponse in project keycloak by keycloak.

the class DeviceEndpoint method handleDeviceRequest.

/**
 * Handles device authorization requests.
 *
 * @return the device authorization response.
 */
@Path("")
@POST
@Consumes(MediaType.APPLICATION_FORM_URLENCODED)
@Produces(MediaType.APPLICATION_JSON)
public Response handleDeviceRequest() {
    cors = Cors.add(request).auth().allowedMethods("POST").auth().exposedHeaders(Cors.ACCESS_CONTROL_ALLOW_METHODS);
    logger.trace("Processing @POST request");
    event.event(EventType.OAUTH2_DEVICE_AUTH);
    checkSsl();
    checkRealm();
    ClientModel client = authenticateClient();
    AuthorizationEndpointRequest request = AuthorizationEndpointRequestParserProcessor.parseRequest(event, session, client, httpRequest.getDecodedFormParameters());
    if (!TokenUtil.isOIDCRequest(request.getScope())) {
        ServicesLogger.LOGGER.oidcScopeMissing();
    }
    // So back button doesn't work
    CacheControlUtil.noBackButtonCacheControlHeader();
    if (!realm.getOAuth2DeviceConfig().isOAuth2DeviceAuthorizationGrantEnabled(client)) {
        event.error(Errors.NOT_ALLOWED);
        throw new ErrorResponseException(OAuthErrorException.INVALID_GRANT, "Client not allowed for OAuth 2.0 Device Authorization Grant", Response.Status.BAD_REQUEST);
    }
    // https://tools.ietf.org/html/rfc7636#section-4
    AuthorizationEndpointChecker checker = new AuthorizationEndpointChecker().event(event).client(client).request(request);
    try {
        checker.checkPKCEParams();
    } catch (AuthorizationEndpointChecker.AuthorizationCheckException ex) {
        throw new ErrorResponseException(ex.getError(), ex.getErrorDescription(), Response.Status.BAD_REQUEST);
    }
    try {
        session.clientPolicy().triggerOnEvent(new DeviceAuthorizationRequestContext(request, httpRequest.getDecodedFormParameters()));
    } catch (ClientPolicyException cpe) {
        throw new ErrorResponseException(cpe.getError(), cpe.getErrorDetail(), Response.Status.BAD_REQUEST);
    }
    int expiresIn = realm.getOAuth2DeviceConfig().getLifespan(client);
    int interval = realm.getOAuth2DeviceConfig().getPoolingInterval(client);
    OAuth2DeviceCodeModel deviceCode = OAuth2DeviceCodeModel.create(realm, client, Base64Url.encode(SecretGenerator.getInstance().randomBytes()), request.getScope(), request.getNonce(), expiresIn, interval, null, null, request.getAdditionalReqParams(), request.getCodeChallenge(), request.getCodeChallengeMethod());
    OAuth2DeviceUserCodeProvider userCodeProvider = session.getProvider(OAuth2DeviceUserCodeProvider.class);
    String secret = userCodeProvider.generate();
    OAuth2DeviceUserCodeModel userCode = new OAuth2DeviceUserCodeModel(realm, deviceCode.getDeviceCode(), secret);
    // To inform "expired_token" to the client, the lifespan of the cache provider is longer than device code
    int lifespanSeconds = expiresIn + interval + 10;
    OAuth2DeviceTokenStoreProvider store = session.getProvider(OAuth2DeviceTokenStoreProvider.class);
    store.put(deviceCode, userCode, lifespanSeconds);
    try {
        String deviceUrl = DeviceGrantType.oauth2DeviceVerificationUrl(session.getContext().getUri()).build(realm.getName()).toString();
        OAuth2DeviceAuthorizationResponse response = new OAuth2DeviceAuthorizationResponse();
        response.setDeviceCode(deviceCode.getDeviceCode());
        response.setUserCode(userCodeProvider.display(secret));
        response.setExpiresIn(expiresIn);
        response.setInterval(interval);
        response.setVerificationUri(deviceUrl);
        response.setVerificationUriComplete(deviceUrl + "?user_code=" + response.getUserCode());
        return cors.builder(Response.ok(JsonSerialization.writeValueAsBytes(response)).type(MediaType.APPLICATION_JSON_TYPE)).build();
    } catch (Exception e) {
        throw new RuntimeException("Error creating OAuth 2.0 Device Authorization Response.", e);
    }
}