bfe9808b090eb562e6b8f9a67589f39e1d57cd48
[portal/sdk.git] /
1 /*-
2  * ============LICENSE_START==========================================
3  * ONAP Portal SDK
4  * ===================================================================
5  * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
6  * ===================================================================
7  *
8  * Unless otherwise specified, all software contained herein is licensed
9  * under the Apache License, Version 2.0 (the "License");
10  * you may not use this software except in compliance with the License.
11  * You may obtain a copy of the License at
12  *
13  *             http://www.apache.org/licenses/LICENSE-2.0
14  *
15  * Unless required by applicable law or agreed to in writing, software
16  * distributed under the License is distributed on an "AS IS" BASIS,
17  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
18  * See the License for the specific language governing permissions and
19  * limitations under the License.
20  *
21  * Unless otherwise specified, all documentation contained herein is licensed
22  * under the Creative Commons License, Attribution 4.0 Intl. (the "License");
23  * you may not use this documentation except in compliance with the License.
24  * You may obtain a copy of the License at
25  *
26  *             https://creativecommons.org/licenses/by/4.0/
27  *
28  * Unless required by applicable law or agreed to in writing, documentation
29  * distributed under the License is distributed on an "AS IS" BASIS,
30  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
31  * See the License for the specific language governing permissions and
32  * limitations under the License.
33  *
34  * ============LICENSE_END============================================
35  *
36  * 
37  */
38 package org.onap.portalsdk.external.authorization.service;
39
40 import java.io.IOException;
41 import java.util.ArrayList;
42 import java.util.List;
43 import java.util.Set;
44 import java.util.TreeSet;
45
46 import javax.naming.NamingException;
47 import javax.servlet.http.HttpServletRequest;
48
49 import org.json.JSONArray;
50 import org.json.JSONObject;
51 import org.onap.portalsdk.core.command.PostSearchBean;
52 import org.onap.portalsdk.core.command.support.SearchResult;
53 import org.onap.portalsdk.core.domain.App;
54 import org.onap.portalsdk.core.domain.Role;
55 import org.onap.portalsdk.core.domain.RoleFunction;
56 import org.onap.portalsdk.core.domain.User;
57 import org.onap.portalsdk.core.domain.UserApp;
58 import org.onap.portalsdk.core.logging.logic.EELFLoggerDelegate;
59 import org.onap.portalsdk.core.service.AppService;
60 import org.onap.portalsdk.core.service.DataAccessService;
61 import org.onap.portalsdk.core.service.LdapService;
62 import org.onap.portalsdk.core.service.PostSearchService;
63 import org.onap.portalsdk.external.authorization.domain.ExternalAccessPerms;
64 import org.onap.portalsdk.external.authorization.domain.ExternalAccessUserRoleDetail;
65 import org.onap.portalsdk.external.authorization.domain.ExternalRoleDescription;
66 import org.onap.portalsdk.external.authorization.exception.UserNotFoundException;
67 import org.onap.portalsdk.external.authorization.util.EcompExternalAuthProperties;
68 import org.onap.portalsdk.external.authorization.util.EcompExternalAuthUtils;
69 import org.springframework.beans.factory.annotation.Autowired;
70 import org.springframework.http.HttpEntity;
71 import org.springframework.http.HttpHeaders;
72 import org.springframework.http.HttpMethod;
73 import org.springframework.http.ResponseEntity;
74 import org.springframework.stereotype.Service;
75 import org.springframework.web.client.RestTemplate;
76
77 import com.fasterxml.jackson.core.JsonParseException;
78 import com.fasterxml.jackson.databind.JsonMappingException;
79 import com.fasterxml.jackson.databind.ObjectMapper;
80 import com.fasterxml.jackson.databind.type.TypeFactory;
81
82 @Service("userApiService")
83 public class UserApiServiceImpl implements UserApiService {
84
85         private static final String PASSCODE = "password";
86
87         private static final String ID = "id";
88
89         private static final String EXTERNAL_AUTH_GET_USER_ROLES_ENDPOINT = "authz/roles/user/";
90
91         private static final String EXTERNAL_AUTH_GET_USER_PERMS_ENDPOINT = "authz/perms/user/";
92
93         private static final String EXTERNAL_AUTH_POST_CREDENTIALS_ENDPOINT = "authn/validate";
94
95         private static final EELFLoggerDelegate logger = EELFLoggerDelegate.getLogger(UserApiServiceImpl.class);
96
97         @Autowired
98         private LoginExternalAuthService loginAAFService;
99
100         @Autowired
101         private LdapService ldapService;
102
103         @Autowired
104         private PostSearchService postSearchService;
105
106         @Autowired
107         private DataAccessService dataAccessService;
108
109         RestTemplate template = new RestTemplate();
110
111         @Autowired
112         private AppService appService;
113
114         @Override
115         public User getUser(String orgUserId, HttpServletRequest request) throws UserNotFoundException {
116                 User user = null;
117                 try {
118                         String namespace = EcompExternalAuthProperties
119                                         .getProperty(EcompExternalAuthProperties.EXTERNAL_AUTH_NAMESPACE);
120                         HttpHeaders headers = getBasicAuthHeaders();
121                         HttpEntity<String> entity = new HttpEntity<>(headers);
122                         logger.debug(EELFLoggerDelegate.debugLogger, "getUserRoles: Connecting to external auth system for user {}",
123                                         orgUserId);
124                         String endPoint = EXTERNAL_AUTH_GET_USER_ROLES_ENDPOINT + orgUserId
125                                         + EcompExternalAuthProperties.getProperty(EcompExternalAuthProperties.EXTERNAL_AUTH_USER_DOMAIN);
126                         ResponseEntity<String> getResponse = template.exchange(
127                                         EcompExternalAuthProperties.getProperty(EcompExternalAuthProperties.EXTERNAL_AUTH_URL) + endPoint,
128                                         HttpMethod.GET, entity, String.class);
129                         if (getResponse.getStatusCode().value() == 200) {
130                                 logger.debug(EELFLoggerDelegate.debugLogger,
131                                                 "getUserRoles: Finished GET unp ser roles from external auth system and body: {}",
132                                                 getResponse.getBody());
133                         }
134                         String userRoles = getResponse.getBody();
135                         ObjectMapper mapper = new ObjectMapper();
136                         List<ExternalAccessUserRoleDetail> userRoleDetailList = setExterbalAccessUserRoles(namespace, userRoles,
137                                         mapper);
138
139                         if (userRoleDetailList.isEmpty()) {
140                                 throw new UserNotFoundException("User roles not found!");
141                         } else {
142                                 user = convertAAFUserRolesToEcompSDKUser(userRoleDetailList, orgUserId, namespace, request);
143                         }
144                 } catch (Exception e) {
145                         logger.error(EELFLoggerDelegate.errorLogger, "getUser: Failed! ", e);
146                 }
147                 return user;
148
149         }
150
151         private List<ExternalAccessUserRoleDetail> setExterbalAccessUserRoles(String namespace, String userRoles,
152                         ObjectMapper mapper) throws IOException, JsonParseException, JsonMappingException, UserNotFoundException {
153                 JSONObject userJsonObj;
154                 JSONArray userJsonArray;
155                 List<ExternalAccessUserRoleDetail> userRoleDetailList = new ArrayList<>();
156                 if (!userRoles.equals(EcompExternalAuthUtils.EXT_EMPTY_JSON_STRING)) {
157                         userJsonObj = new JSONObject(userRoles);
158                         userJsonArray = userJsonObj.getJSONArray(EcompExternalAuthUtils.EXT_ROLE_FIELD);
159                         ExternalAccessUserRoleDetail userRoleDetail = null;
160                         for (int i = 0; i < userJsonArray.length(); i++) {
161                                 JSONObject role = userJsonArray.getJSONObject(i);
162                                 if (!role.getString(EcompExternalAuthUtils.EXT_ROLE_FIELD_NAME)
163                                                 .endsWith(EcompExternalAuthUtils.EXT_ROLE_FIELD_ADMIN)
164                                                 && !role.getString(EcompExternalAuthUtils.EXT_ROLE_FIELD_NAME)
165                                                                 .endsWith(EcompExternalAuthUtils.EXT_ROLE_FIELD_OWNER)
166                                                 && EcompExternalAuthUtils.checkNameSpaceMatching(
167                                                                 role.getString(EcompExternalAuthUtils.EXT_ROLE_FIELD_NAME), namespace)) {
168                                         ExternalRoleDescription desc = new ExternalRoleDescription();
169                                         if (role.has(EcompExternalAuthUtils.EXT_FIELD_DESCRIPTION) && EcompExternalAuthUtils
170                                                         .isJSONValid(role.getString(EcompExternalAuthUtils.EXT_FIELD_DESCRIPTION))) {
171                                                 desc = mapper.readValue(role.getString(EcompExternalAuthUtils.EXT_FIELD_DESCRIPTION),
172                                                                 ExternalRoleDescription.class);
173                                         }
174                                         if (role.has(EcompExternalAuthUtils.EXT_FIELD_PERMS)) {
175                                                 JSONArray perms = role.getJSONArray(EcompExternalAuthUtils.EXT_FIELD_PERMS);
176                                                 List<ExternalAccessPerms> permsList = mapper.readValue(perms.toString(), TypeFactory
177                                                                 .defaultInstance().constructCollectionType(List.class, ExternalAccessPerms.class));
178                                                 desc.setPermissions(permsList);
179                                         }
180                                         userRoleDetail = new ExternalAccessUserRoleDetail(
181                                                         role.getString(EcompExternalAuthUtils.EXT_ROLE_FIELD_NAME), desc);
182                                         userRoleDetailList.add(userRoleDetail);
183                                 }
184                         }
185                 } else {
186                         throw new UserNotFoundException("User roles not found!");
187                 }
188                 return userRoleDetailList;
189         }
190
191         private User convertAAFUserRolesToEcompSDKUser(List<ExternalAccessUserRoleDetail> userRoleDetailList,
192                         String orgUserId, String namespace, HttpServletRequest request) throws Exception {
193                 User user = loginAAFService.findUserWithoutPwd(orgUserId);
194                 PostSearchBean postSearchBean = new PostSearchBean();
195                 if (user == null) {
196                         postSearchBean.setOrgUserId(orgUserId);
197                         postSearchService.process(request, postSearchBean);
198                         postSearchBean.setSearchResult(loadSearchResultData(postSearchBean));
199                         user = (User) postSearchBean.getSearchResult().get(0);
200                         user.setActive(true);
201                         user.setLoginId(orgUserId);
202                         dataAccessService.saveDomainObject(user, null);
203                 }
204                 App app = appService.getApp(1l);
205                 try {
206                         Set userApps = setUserApps(userRoleDetailList, namespace, user, app);
207                         user.setUserApps(userApps);
208                 } catch (Exception e) {
209                         logger.error(EELFLoggerDelegate.errorLogger, "createEPUser: createEPUser failed", e);
210                         throw e;
211                 }
212
213                 return user;
214         }
215
216         @SuppressWarnings({ "rawtypes", "unchecked" })
217         private Set setUserApps(List<ExternalAccessUserRoleDetail> userRoleDetailList, String namespace, User user,
218                         App app) {
219                 Set userApps = new TreeSet();
220                 for (ExternalAccessUserRoleDetail userRoleDetail : userRoleDetailList) {
221                         ExternalRoleDescription roleDesc = userRoleDetail.getDescription();
222                         UserApp userApp = new UserApp();
223                         Role role = new Role();
224                         Set roleFunctions = new TreeSet<>();
225                         if (roleDesc != null) {
226                                 if (roleDesc.getName() == null) {
227                                         role.setActive(true);
228                                         role.setName(userRoleDetail.getName().substring(namespace.length() + 1));
229                                 } else {
230                                         role.setActive(Boolean.valueOf(roleDesc.getActive()));
231                                         role.setId(Long.valueOf(roleDesc.getAppRoleId()));
232                                         role.setName(roleDesc.getName());
233                                         if (!roleDesc.getPriority().equals(EcompExternalAuthUtils.EXT_NULL_VALUE)) {
234                                                 role.setPriority(Integer.valueOf(roleDesc.getPriority()));
235                                         }
236                                 }
237                                 if (roleDesc.getPermissions() != null) {
238                                         for (ExternalAccessPerms extPerm : roleDesc.getPermissions()) {
239                                                 RoleFunction roleFunction = new RoleFunction();
240                                                 roleFunction.setCode(extPerm.getInstance());
241                                                 roleFunction.setAction(extPerm.getAction());
242                                                 if (extPerm.getDescription() != null
243                                                                 && EcompExternalAuthUtils.checkNameSpaceMatching(extPerm.getType(), namespace)) {
244                                                         roleFunction.setName(extPerm.getDescription());
245                                                 } else if (extPerm.getDescription() == null
246                                                                 && EcompExternalAuthUtils.checkNameSpaceMatching(extPerm.getType(), namespace)) {
247                                                         roleFunction.setName(extPerm.getType().substring(namespace.length() + 1) + "|"
248                                                                         + extPerm.getInstance() + "|" + extPerm.getAction());
249                                                 } else if (extPerm.getDescription() == null
250                                                                 && !EcompExternalAuthUtils.checkNameSpaceMatching(extPerm.getType(), namespace)) {
251                                                         roleFunction.setName(
252                                                                         extPerm.getType() + "|" + extPerm.getInstance() + "|" + extPerm.getAction());
253                                                 }
254                                                 if (EcompExternalAuthUtils.checkNameSpaceMatching(extPerm.getType(), namespace)) {
255                                                         roleFunction.setType(extPerm.getType().substring(namespace.length() + 1));
256                                                 } else {
257                                                         roleFunction.setType(extPerm.getType());
258                                                 }
259                                                 roleFunctions.add(roleFunction);
260                                         }
261                                 }
262                         }
263                         role.setRoleFunctions(roleFunctions);
264                         userApp.setApp(app);
265                         userApp.setRole(role);
266                         userApp.setUserId(user.getId());
267                         userApps.add(userApp);
268                 }
269                 return userApps;
270         }
271
272         @Override
273         public List<RoleFunction> getRoleFunctions(String orgUserId) throws Exception {
274                 ObjectMapper mapper = new ObjectMapper();
275                 HttpHeaders headers = getBasicAuthHeaders();
276                 HttpEntity<String> entity = new HttpEntity<>(headers);
277                 logger.debug(EELFLoggerDelegate.debugLogger, "getRoleFunctions: Connecting to external auth system for user {}",
278                                 orgUserId);
279                 String endPoint = EXTERNAL_AUTH_GET_USER_PERMS_ENDPOINT + orgUserId
280                                 + EcompExternalAuthProperties.getProperty(EcompExternalAuthProperties.EXTERNAL_AUTH_USER_DOMAIN);
281                 ResponseEntity<String> getResponse = template.exchange(
282                                 EcompExternalAuthProperties.getProperty(EcompExternalAuthProperties.EXTERNAL_AUTH_URL) + endPoint,
283                                 HttpMethod.GET, entity, String.class);
284                 if (getResponse.getStatusCode().value() == 200) {
285                         logger.debug(EELFLoggerDelegate.debugLogger,
286                                         "getRoleFunctions: Finished GET user perms from external system and body: {}",
287                                         getResponse.getBody());
288                 }
289                 String userPerms = getResponse.getBody();
290                 List<ExternalAccessPerms> extPermsList = convertPermsJSONArrayToExternalAccessPerms(mapper, userPerms);
291                 return convertToRoleFunctionList(extPermsList);
292         }
293
294         private List<ExternalAccessPerms> convertPermsJSONArrayToExternalAccessPerms(ObjectMapper mapper, String userPerms)
295                         throws IOException, JsonParseException, JsonMappingException {
296                 JSONObject userPermsJsonObj = null;
297                 JSONArray userPermsJsonArray = null;
298                 List<ExternalAccessPerms> extPermsList = new ArrayList<>();
299                 if (!userPerms.equals(EcompExternalAuthUtils.EXT_EMPTY_JSON_STRING)) {
300                         userPermsJsonObj = new JSONObject(userPerms);
301                         userPermsJsonArray = userPermsJsonObj.getJSONArray(EcompExternalAuthUtils.EXT_PERM_FIELD);
302                         for (int i = 0; i < userPermsJsonArray.length(); i++) {
303                                 JSONObject permJsonObj = userPermsJsonArray.getJSONObject(i);
304                                 if (!permJsonObj.getString(EcompExternalAuthUtils.EXT_PERM_FIELD_TYPE)
305                                                 .endsWith(EcompExternalAuthUtils.EXT_PERM_ACCESS)) {
306                                         ExternalAccessPerms perm = mapper.readValue(permJsonObj.toString(), ExternalAccessPerms.class);
307                                         extPermsList.add(perm);
308                                 }
309                         }
310                 }
311                 return extPermsList;
312         }
313
314         private ResponseEntity<String> getPermsFromExternalAuthSystem(HttpEntity<String> entity, String endPoint) {
315                 ResponseEntity<String> getResponse = template.exchange(
316                                 EcompExternalAuthProperties.getProperty(EcompExternalAuthProperties.EXTERNAL_AUTH_URL) + endPoint,
317                                 HttpMethod.GET, entity, String.class);
318                 if (getResponse.getStatusCode().value() == 200) {
319                         logger.debug(EELFLoggerDelegate.debugLogger,
320                                         "getPermsFromExternalAuthSystem: Finished GET user perms from external auth system and body: {}",
321                                         getResponse.getBody());
322                 }
323                 return getResponse;
324         }
325
326         private HttpHeaders getBasicAuthHeaders() throws Exception {
327                 String userName = EcompExternalAuthProperties.getProperty(EcompExternalAuthProperties.EXTERNAL_AUTH_USER_NAME);
328                 String encryptedPass = EcompExternalAuthProperties
329                                 .getProperty(EcompExternalAuthProperties.EXTERNAL_AUTH_PASSWORD);
330                 String decryptedPass = EcompExternalAuthUtils.decryptPass(encryptedPass);
331                 return EcompExternalAuthUtils.base64encodeKeyForAAFBasicAuth(userName, decryptedPass);
332         }
333
334         private List<RoleFunction> convertToRoleFunctionList(List<ExternalAccessPerms> extPermsList) {
335                 List<RoleFunction> roleFunctions = new ArrayList<>();
336                 String namespace = EcompExternalAuthProperties.getProperty(EcompExternalAuthProperties.EXTERNAL_AUTH_NAMESPACE);
337                 for (ExternalAccessPerms extPerm : extPermsList) {
338                         RoleFunction roleFunction = new RoleFunction();
339                         roleFunction.setCode(extPerm.getInstance());
340                         roleFunction.setAction(extPerm.getAction());
341                         if (extPerm.getDescription() != null
342                                         && EcompExternalAuthUtils.checkNameSpaceMatching(extPerm.getType(), namespace)) {
343                                 roleFunction.setName(extPerm.getDescription());
344                         } else if (extPerm.getDescription() == null
345                                         && EcompExternalAuthUtils.checkNameSpaceMatching(extPerm.getType(), namespace)) {
346                                 roleFunction.setName(extPerm.getType().substring(namespace.length() + 1) + "|" + extPerm.getInstance()
347                                                 + "|" + extPerm.getAction());
348                         } else if (extPerm.getDescription() == null
349                                         && !EcompExternalAuthUtils.checkNameSpaceMatching(extPerm.getType(), namespace)) {
350                                 roleFunction.setName(extPerm.getType() + "|" + extPerm.getInstance() + "|" + extPerm.getAction());
351                         }
352                         if (EcompExternalAuthUtils.checkNameSpaceMatching(extPerm.getType(), namespace)) {
353                                 roleFunction.setType(extPerm.getType().substring(namespace.length() + 1));
354                         } else {
355                                 roleFunction.setType(extPerm.getType());
356                         }
357                         roleFunctions.add(roleFunction);
358                 }
359                 return roleFunctions;
360         }
361
362         private SearchResult loadSearchResultData(PostSearchBean searchCriteria) throws NamingException {
363                 return ldapService.searchPost(searchCriteria.getUser(), searchCriteria.getSortBy1(),
364                                 searchCriteria.getSortBy2(), searchCriteria.getSortBy3(), searchCriteria.getPageNo(),
365                                 searchCriteria.getNewDataSize(), 1);
366         }
367
368         @Override
369         public ResponseEntity<String> checkUserExists(String username, String password) throws Exception {
370                 username = changeIfUserDomainNotAppended(username);
371                 HttpHeaders headers = EcompExternalAuthUtils.base64encodeKeyForAAFBasicAuth(username, password);
372                 String appUsername = EcompExternalAuthProperties
373                                 .getProperty(EcompExternalAuthProperties.EXTERNAL_AUTH_USER_NAME);
374                 String appPass = EcompExternalAuthUtils.decryptPass(
375                                 EcompExternalAuthProperties.getProperty(EcompExternalAuthProperties.EXTERNAL_AUTH_PASSWORD));
376                 JSONObject credentials = new JSONObject();
377                 credentials.put(ID, appUsername);
378                 credentials.put(PASSCODE, appPass);
379                 HttpEntity<String> entity = new HttpEntity<>(credentials.toString(), headers);
380                 logger.debug(EELFLoggerDelegate.debugLogger, "checkUserExists: Connecting to external auth system for user {}",
381                                 username);
382                 ResponseEntity<String> getResponse = template.exchange(EcompExternalAuthProperties
383                                 .getProperty(EcompExternalAuthProperties.EXTERNAL_AUTH_URL)
384                                 + EXTERNAL_AUTH_POST_CREDENTIALS_ENDPOINT, HttpMethod.POST, entity, String.class);
385                 if (getResponse.getStatusCode().value() == 200) {
386                         logger.debug(EELFLoggerDelegate.debugLogger,
387                                         "checkUserExists: Finished POST from external auth system to validate credentials and status: {}",
388                                         getResponse.getStatusCode().value());
389                 }
390                 return getResponse;
391         }
392
393         private String changeIfUserDomainNotAppended(String username) {
394                 if (!EcompExternalAuthUtils.validate(username)) {
395                         username = username + EcompExternalAuthProperties
396                                         .getProperty(EcompExternalAuthProperties.EXTERNAL_AUTH_USER_DOMAIN);
397                 }
398                 return username;
399         }
400
401         @Override
402         public List<ExternalAccessPerms> getIfUserPermsExists(String username) throws Exception {
403                 HttpHeaders headers = getBasicAuthHeaders();
404                 HttpEntity<String> entity = new HttpEntity<>(headers);
405                 logger.debug(EELFLoggerDelegate.debugLogger,
406                                 "getIfUserPermsExists: Connecting to external auth system for user {}", username);
407                 username = changeIfUserDomainNotAppended(username);
408                 String endPoint = EXTERNAL_AUTH_GET_USER_PERMS_ENDPOINT + username;
409                 ResponseEntity<String> getResponse = getPermsFromExternalAuthSystem(entity, endPoint);
410                 return convertPermsJSONArrayToExternalAccessPerms(new ObjectMapper(), getResponse.getBody());
411         }
412
413 }