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/*
* ============LICENSE_START=======================================================
* ONAP : ccsdk features
* ================================================================================
* Copyright (C) 2021 highstreet technologies GmbH Intellectual Property.
* All rights reserved.
* ================================================================================
* 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.
* ============LICENSE_END=========================================================
*
*/
package org.onap.ccsdk.features.sdnr.wt.oauthprovider.providers;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.JsonMappingException;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Optional;
import org.onap.ccsdk.features.sdnr.wt.oauthprovider.data.Config;
import org.onap.ccsdk.features.sdnr.wt.oauthprovider.data.OAuthProviderConfig;
import org.onap.ccsdk.features.sdnr.wt.oauthprovider.data.UnableToConfigureOAuthService;
import org.onap.ccsdk.features.sdnr.wt.oauthprovider.data.UserTokenPayload;
import org.onap.ccsdk.features.sdnr.wt.oauthprovider.http.client.MappedBaseHttpResponse;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class GitlabProviderService extends AuthService {
private static final Logger LOG = LoggerFactory.getLogger(GitlabProviderService.class);
private Map<String, String> additionalTokenVerifierParams;
protected final List<String> randomIds;
private static final String API_USER_URI = "/api/v4/user";
private static final String API_GROUP_URI = "/api/v4/groups?min_access_level=10";
public GitlabProviderService(OAuthProviderConfig config, String redirectUri, TokenCreator tokenCreator) throws UnableToConfigureOAuthService {
super(config, redirectUri, tokenCreator);
this.additionalTokenVerifierParams = new HashMap<>();
this.additionalTokenVerifierParams.put("grant_type", "authorization_code");
this.randomIds = new ArrayList<>();
}
@Override
protected String getTokenVerifierUri() {
return "/oauth/token";
}
@Override
protected String getLoginUrl(String callbackUrl) {
return String.format("%s/oauth/authorize?client_id=%s&response_type=code&state=%s&redirect_uri=%s",
this.config.getUrl(), urlEncode(this.config.getClientId()), this.createRandomId(), callbackUrl);
}
@Override
protected String getLogoutUrl() {
return String.format("%s/oauth/logout", this.config.getUrl());
}
private String createRandomId() {
String rnd = null;
while(true) {
rnd=Config.generateSecret(20);
if(!this.randomIds.contains(rnd)) {
break;
}
}
this.randomIds.add(rnd);
return rnd;
}
@Override
protected ResponseType getResponseType() {
return ResponseType.CODE;
}
@Override
protected Map<String, String> getAdditionalTokenVerifierParams() {
return this.additionalTokenVerifierParams;
}
@Override
protected boolean doSeperateRolesRequest() {
return true;
}
@Override
protected UserTokenPayload mapAccessToken(String spayload) throws JsonMappingException, JsonProcessingException {
return null;
}
@Override
protected UserTokenPayload requestUserRoles(String access_token, long issued_at, long expires_at) {
LOG.info("reqesting user roles with token={}", access_token);
Map<String, String> authHeaders = new HashMap<>();
authHeaders.put("Authorization", String.format("Bearer %s", access_token));
Optional<MappedBaseHttpResponse<GitlabUserInfo>> userInfo =
this.getHttpClient().sendMappedRequest(API_USER_URI, "GET", null, authHeaders, GitlabUserInfo.class);
if (userInfo.isEmpty()) {
LOG.warn("unable to read user data");
return null;
}
Optional<MappedBaseHttpResponse<GitlabGroupInfo[]>> groupInfos = this.getHttpClient()
.sendMappedRequest(API_GROUP_URI, "GET", null, authHeaders, GitlabGroupInfo[].class);
if (groupInfos.isEmpty()) {
LOG.warn("unable to read group information for user");
return null;
}
UserTokenPayload data = new UserTokenPayload();
GitlabUserInfo uInfo = userInfo.get().body;
data.setPreferredUsername(uInfo.getUsername());
data.setGivenName(uInfo.getName());
data.setFamilyName(uInfo.getName());
data.setIat(issued_at);
data.setExp(expires_at);
List<String> roles = new ArrayList<>();
GitlabGroupInfo[] uRoles = groupInfos.get().body;
for (GitlabGroupInfo uRole : uRoles) {
roles.add(uRole.getName());
}
data.setRoles(this.mapRoles(roles));
return data;
}
@SuppressWarnings("unused")
private static class GitlabUserInfo {
private String username;
private String name;
public String getUsername() {
return username;
}
public void setUsername(String username) {
this.username = username;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
}
@SuppressWarnings("unused")
private static class GitlabGroupInfo {
private String name;
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
}
@Override
protected boolean verifyState(String state) {
if(this.randomIds.contains(state)) {
this.randomIds.remove(state);
return true;
}
return false;
}
}
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