2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright (C) 2019 Nokia Intellectual Property. All rights reserved.
6 * ================================================================================
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
18 * ============LICENSE_END=========================================================
21 package org.onap.dmaap.dbcapi.service;
23 import org.onap.dmaap.dbcapi.aaf.AafService;
24 import org.onap.dmaap.dbcapi.aaf.AafUserRole;
25 import org.onap.dmaap.dbcapi.aaf.DmaapGrant;
26 import org.onap.dmaap.dbcapi.aaf.DmaapPerm;
27 import org.onap.dmaap.dbcapi.logging.BaseLoggingClass;
28 import org.onap.dmaap.dbcapi.model.ApiError;
29 import org.onap.dmaap.dbcapi.model.DmaapObject.DmaapObject_Status;
30 import org.onap.dmaap.dbcapi.model.MR_Client;
32 import static java.lang.String.format;
34 public class AafPermissionService extends BaseLoggingClass {
36 private static final String INSTANCE_PREFIX = ":topic.";
37 private final AafService aafService;
38 private final DmaapService dmaapService;
40 public AafPermissionService() {
41 this(new AafService(AafService.ServiceType.AAF_TopicMgr), new DmaapService());
44 AafPermissionService(AafService aafService, DmaapService dmaapService) {
45 this.aafService = aafService;
46 this.dmaapService = dmaapService;
49 ApiError assignClientToRole(MR_Client client, String role) {
50 AafUserRole ur = new AafUserRole(client.getClientIdentity(), role);
51 int rc = aafService.addUserRole(ur);
52 if (rc != 201 && rc != 409) {
53 return handleErrorStatus(rc, client,
54 format("Failed to add user %s to role %s", client.getClientIdentity(), role));
56 return handleOkStatus(client);
59 ApiError grantClientRolePerms(MR_Client client) {
61 String instance = INSTANCE_PREFIX + client.getFqtn();
63 for (String action : client.getAction()) {
64 grantPermForClientRole(client.getClientRole(), instance, action);
67 } catch (PermissionServiceException e) {
68 return handleErrorStatus(e.getCode(), client, e.getMessage());
70 return handleOkStatus(client);
73 ApiError revokeClientPerms(MR_Client client) {
75 String instance = INSTANCE_PREFIX + client.getFqtn();
77 for (String action : client.getAction()) {
78 revokePermForClientRole(client.getClientRole(), instance, action);
81 } catch (PermissionServiceException e) {
82 return handleErrorStatus(e.getCode(), client, e.getMessage());
84 return handleOkStatus(client);
87 private void grantPermForClientRole(String clientRole, String instance, String action) throws PermissionServiceException {
88 if (clientRole != null) {
89 DmaapPerm perm = new DmaapPerm(dmaapService.getTopicPerm(), instance, action);
90 DmaapGrant g = new DmaapGrant(perm, clientRole);
91 int code = aafService.addGrant(g);
92 if (code != 201 && code != 409) {
93 throw new PermissionServiceException(code, format("Grant of %s|%s|%s failed for %s",
94 dmaapService.getTopicPerm(), instance, action, clientRole));
97 logger.warn("No Grant of {}|{}|{} because role is null ", dmaapService.getTopicPerm(), instance, action);
101 private void revokePermForClientRole(String clientRole, String instance, String action) throws PermissionServiceException {
102 DmaapPerm perm = new DmaapPerm(dmaapService.getTopicPerm(), instance, action);
103 DmaapGrant g = new DmaapGrant(perm, clientRole);
104 int code = aafService.delGrant(g);
105 if (code != 200 && code != 404) {
106 throw new PermissionServiceException(code, format("Revoke of %s|%s|%s failed for %s",
107 dmaapService.getTopicPerm(), instance, action, clientRole));
111 private ApiError handleErrorStatus(int code, MR_Client client, String message) {
112 ApiError apiError = new ApiError(code, message);
113 client.setStatus(DmaapObject_Status.INVALID);
114 logger.warn(apiError.getMessage());
118 private ApiError handleOkStatus(MR_Client client) {
119 client.setStatus(DmaapObject_Status.VALID);
120 return new ApiError(200, "OK");
123 private class PermissionServiceException extends Exception {
124 private final int code;
125 private final String message;
127 PermissionServiceException(int code, String message) {
129 this.message = message;
132 public int getCode() {
137 public String getMessage() {