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com.predic8.membrane.core.interceptor.oauth2.request.tokenrequest.CredentialsFlow Maven / Gradle / Ivy
/*
* Copyright 2016 predic8 GmbH, www.predic8.com
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
* http://www.apache.org/licenses/LICENSE-2.0
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.predic8.membrane.core.interceptor.oauth2.request.tokenrequest;
import com.predic8.membrane.core.exchange.Exchange;
import com.predic8.membrane.core.http.MimeType;
import com.predic8.membrane.core.http.Response;
import com.predic8.membrane.core.interceptor.authentication.session.SessionManager;
import com.predic8.membrane.core.interceptor.oauth2.ClaimRenamer;
import com.predic8.membrane.core.interceptor.oauth2.Client;
import com.predic8.membrane.core.interceptor.oauth2.OAuth2AuthorizationServerInterceptor;
import com.predic8.membrane.core.interceptor.oauth2.OAuth2Util;
import com.predic8.membrane.core.interceptor.oauth2.ParamNames;
import com.predic8.membrane.core.interceptor.oauth2.parameter.ClaimsParameter;
import com.predic8.membrane.core.interceptor.oauth2.request.NoResponse;
import com.predic8.membrane.core.interceptor.oauth2.tokengenerators.JwtGenerator;
import java.io.IOException;
import java.lang.reflect.Executable;
import java.util.ArrayList;
import org.jose4j.lang.JoseException;
public class CredentialsFlow extends TokenRequest {
public CredentialsFlow(OAuth2AuthorizationServerInterceptor authServer, Exchange exc) throws Exception {
super(authServer, exc);
}
@Override
protected Response checkForMissingParameters() throws Exception {
// TODO also check for client id and client secret and additionally for the username ( else we cant create tokens )
if(getGrantType() == null || getClientId() == null || getClientSecret() == null)
return OAuth2Util.createParameterizedJsonErrorResponse(exc,jsonGen,"error","invalid_request");
return new NoResponse();
}
@Override
protected Response processWithParameters() throws Exception {
if(!verifyClientThroughParams())
return OAuth2Util.createParameterizedJsonErrorResponse(exc,jsonGen,"error","unauthorized_client");
scope = getScope();
token = createTokenForVerifiedClient();
SessionManager.Session session = createSessionForAuthorizedClientWithParams();
synchronized(session) {
session.getUserAttributes().put(ACCESS_TOKEN, token);
}
Client client;
try {
synchronized (authServer.getClientList()) {
client = authServer.getClientList().getClient(getClientId());
}
} catch (Exception e) {
return OAuth2Util.createParameterizedJsonErrorResponse(exc,jsonGen, "error", "invalid_client");
}
String grantTypes = client.getGrantTypes();
if (!grantTypes.contains(getGrantType())) {
return OAuth2Util.createParameterizedJsonErrorResponse(exc, jsonGen, "error", "invalid_grant_type");
}
authServer.getSessionFinder().addSessionForToken(token,session);
if (authServer.isIssueNonSpecRefreshTokens())
refreshToken = authServer.getRefreshTokenGenerator().getToken(client.getClientId(), client.getClientId(), client.getClientSecret());
if (authServer.isIssueNonSpecIdTokens() && OAuth2Util.isOpenIdScope(scope))
idToken = createSignedIdToken(session, client.getClientId(), client);
exc.setResponse(getEarlyResponse());
return new NoResponse();
}
private JwtGenerator.Claim[] getValidIdTokenClaims(SessionManager.Session session){
ClaimsParameter cp = new ClaimsParameter(authServer.getClaimList().getSupportedClaims(),session.getUserAttributes().get(ParamNames.CLAIMS));
ArrayList claims = new ArrayList();
if(cp.hasClaims()) {
for (String claim : cp.getIdTokenClaims())
claims.add(new JwtGenerator.Claim(claim,session.getUserAttributes().get(ClaimRenamer.convert(claim))));
}
return claims.toArray(new JwtGenerator.Claim[0]);
}
private String createSignedIdToken(SessionManager.Session session, String username, Client client) throws JoseException {
return getSignedIdToken(username, client, getValidIdTokenClaims(session));
}
private String getSignedIdToken(String username, Client client, JwtGenerator.Claim... claims) throws JoseException {
return authServer.getJwtGenerator().getSignedIdToken(authServer.getIssuer(),username,client.getClientId(),10*60,claims);
}
@Override
protected Response getResponse() throws Exception {
return exc.getResponse();
}
private Response getEarlyResponse() throws IOException {
return Response
.ok()
.body(getTokenJSONResponse())
.contentType(MimeType.APPLICATION_JSON_UTF8)
.dontCache()
.build();
}
}