1 /*******************************************************************************
2 * ============LICENSE_START==================================================
4 * * ===========================================================================
5 * * Copyright © 2017 AT&T 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====================================================
20 * * ECOMP is a trademark and service mark of AT&T Intellectual Property.
22 ******************************************************************************/
25 package org.onap.dmaap.datarouter.provisioning;
27 import java.io.IOException;
28 import java.io.InvalidObjectException;
30 import javax.servlet.http.HttpServletRequest;
31 import javax.servlet.http.HttpServletResponse;
33 import org.json.JSONObject;
34 import org.onap.dmaap.datarouter.provisioning.beans.EventLogRecord;
35 import org.onap.dmaap.datarouter.provisioning.beans.Group;
37 import static org.onap.dmaap.datarouter.provisioning.utils.HttpServletUtils.sendResponseError;
40 * This servlet handles provisioning for the <groups> which is generated by the provisioning
41 * server to handle the creation and inspection of groups for FEEDS and SUBSCRIPTIONS.
43 * @author Vikram Singh
45 * @version $Id: Group.java,v 1.0 2016/07/19
47 @SuppressWarnings("serial")
48 public class GroupServlet extends ProxyServlet {
50 * DELETE on the <GRUPS> -- not supported.
53 public void doDelete(HttpServletRequest req, HttpServletResponse resp) {
54 String message = "DELETE not allowed for the GROUPS.";
55 EventLogRecord elr = new EventLogRecord(req);
56 elr.setMessage(message);
57 elr.setResult(HttpServletResponse.SC_METHOD_NOT_ALLOWED);
58 eventlogger.error(elr.toString());
59 sendResponseError(resp, HttpServletResponse.SC_METHOD_NOT_ALLOWED, message, eventlogger);
62 * GET on the the list of groups to a feed/sub.
63 * See the <i>Groups Collection Query</i> section in the <b>Provisioning API</b>
64 * document for details on how this method should be invoked.
67 public void doGet(HttpServletRequest req, HttpServletResponse resp) {
68 EventLogRecord elr = new EventLogRecord(req);
69 String message = isAuthorizedForProvisioning(req);
70 if (message != null) {
71 elr.setMessage(message);
72 elr.setResult(HttpServletResponse.SC_FORBIDDEN);
73 eventlogger.error(elr.toString());
74 sendResponseError(resp, HttpServletResponse.SC_FORBIDDEN, message, eventlogger);
77 if (isProxyServer()) {
78 super.doGet(req, resp);
81 String bhdr = req.getHeader(BEHALF_HEADER);
83 message = "Missing "+BEHALF_HEADER+" header.";
84 elr.setMessage(message);
85 elr.setResult(HttpServletResponse.SC_BAD_REQUEST);
86 eventlogger.error(elr.toString());
87 sendResponseError(resp, HttpServletResponse.SC_BAD_REQUEST, message, eventlogger);
91 int groupid = getIdFromPath(req);
93 message = "Missing or bad group number.";
94 elr.setMessage(message);
95 elr.setResult(HttpServletResponse.SC_BAD_REQUEST);
96 eventlogger.error(elr.toString());
97 sendResponseError(resp, HttpServletResponse.SC_BAD_REQUEST, message, eventlogger);
101 Group gup = Group.getGroupById(groupid);
103 elr.setResult(HttpServletResponse.SC_OK);
104 eventlogger.info(elr.toString());
105 resp.setStatus(HttpServletResponse.SC_OK);
106 resp.setContentType(GROUPFULL_CONTENT_TYPE);
108 resp.getOutputStream().print(gup.asJSONObject().toString());
109 } catch (IOException ioe) {
110 eventlogger.error("PROV0121 GroupServlet.doGet: " + ioe.getMessage(), ioe);
115 * PUT on the <GROUPS> -- not supported.
118 public void doPut(HttpServletRequest req, HttpServletResponse resp) {
119 EventLogRecord elr = new EventLogRecord(req);
120 String message = isAuthorizedForProvisioning(req);
121 if (message != null) {
122 elr.setMessage(message);
123 elr.setResult(HttpServletResponse.SC_FORBIDDEN);
124 eventlogger.error(elr.toString());
125 sendResponseError(resp, HttpServletResponse.SC_FORBIDDEN, message, eventlogger);
128 if (isProxyServer()) {
129 super.doPut(req, resp);
132 String bhdr = req.getHeader(BEHALF_HEADER);
134 message = "Missing "+BEHALF_HEADER+" header.";
135 elr.setMessage(message);
136 elr.setResult(HttpServletResponse.SC_BAD_REQUEST);
137 eventlogger.error(elr.toString());
138 sendResponseError(resp, HttpServletResponse.SC_BAD_REQUEST, message, eventlogger);
141 int groupid = getIdFromPath(req);
143 message = "Missing or bad groupid.";
144 elr.setMessage(message);
145 elr.setResult(HttpServletResponse.SC_BAD_REQUEST);
146 eventlogger.error(elr.toString());
147 sendResponseError(resp, HttpServletResponse.SC_BAD_REQUEST, message, eventlogger);
150 Group oldgup = Group.getGroupById(groupid);
151 if (oldgup == null) {
152 message = "Missing or bad group number.";
153 elr.setMessage(message);
154 elr.setResult(HttpServletResponse.SC_NOT_FOUND);
155 eventlogger.error(elr.toString());
156 sendResponseError(resp, HttpServletResponse.SC_NOT_FOUND, message, eventlogger);
160 // check content type is SUB_CONTENT_TYPE, version 1.0
161 ContentHeader ch = getContentHeader(req);
162 String ver = ch.getAttribute("version");
163 if (!ch.getType().equals(GROUP_BASECONTENT_TYPE) || !("1.0".equals(ver) || "2.0".equals(ver))) {
164 message = "Incorrect content-type";
165 elr.setMessage(message);
166 elr.setResult(HttpServletResponse.SC_UNSUPPORTED_MEDIA_TYPE);
167 eventlogger.error(elr.toString());
168 sendResponseError(resp, HttpServletResponse.SC_UNSUPPORTED_MEDIA_TYPE, message, eventlogger);
171 JSONObject jo = getJSONfromInput(req);
174 elr.setMessage(message);
175 elr.setResult(HttpServletResponse.SC_BAD_REQUEST);
176 eventlogger.error(elr.toString());
177 sendResponseError(resp, HttpServletResponse.SC_BAD_REQUEST, message, eventlogger);
180 if (intlogger.isDebugEnabled())
181 intlogger.debug(jo.toString());
185 } catch (InvalidObjectException e) {
186 message = e.getMessage();
187 elr.setMessage(message);
188 elr.setResult(HttpServletResponse.SC_BAD_REQUEST);
189 eventlogger.error(elr.toString(), e);
190 sendResponseError(resp, HttpServletResponse.SC_BAD_REQUEST, message, eventlogger);
193 gup.setGroupid(oldgup.getGroupid());
194 Group gb2 = Group.getGroupMatching(gup, oldgup.getGroupid());
196 eventlogger.warn("PROV0011 Creating a duplicate Group: "+gup.getName());
197 elr.setResult(HttpServletResponse.SC_BAD_REQUEST);
198 sendResponseError(resp, HttpServletResponse.SC_BAD_REQUEST, "Duplicate Group:"+gup.getName(), eventlogger);
202 // Update Groups table entries
205 elr.setResult(HttpServletResponse.SC_OK);
206 eventlogger.info(elr.toString());
207 resp.setStatus(HttpServletResponse.SC_OK);
208 resp.setContentType(GROUPFULL_CONTENT_TYPE);
210 resp.getOutputStream().print(gup.asJSONObject().toString());
211 } catch (IOException ioe) {
212 eventlogger.error("PROV0122 GroupServlet.doPut: " + ioe.getMessage(), ioe);
214 provisioningDataChanged();
216 // Something went wrong with the UPDATE
217 elr.setResult(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
218 eventlogger.error(elr.toString());
219 sendResponseError(resp, HttpServletResponse.SC_INTERNAL_SERVER_ERROR, DB_PROBLEM_MSG, eventlogger);
223 * POST on the <groups> -- create a new GROUPS to a feed.
224 * See the <i>Creating a GROUPS</i> section in the <b>Provisioning API</b>
225 * document for details on how this method should be invoked.
228 public void doPost(HttpServletRequest req, HttpServletResponse resp) {
229 EventLogRecord elr = new EventLogRecord(req);
230 String message = isAuthorizedForProvisioning(req);
231 if (message != null) {
232 elr.setMessage(message);
233 elr.setResult(HttpServletResponse.SC_FORBIDDEN);
234 eventlogger.error(elr.toString());
235 sendResponseError(resp, HttpServletResponse.SC_FORBIDDEN, message, eventlogger);
238 if (isProxyServer()) {
239 super.doPost(req, resp);
242 String bhdr = req.getHeader(BEHALF_HEADER);
244 message = "Missing "+BEHALF_HEADER+" header.";
245 elr.setMessage(message);
246 elr.setResult(HttpServletResponse.SC_BAD_REQUEST);
247 eventlogger.error(elr.toString());
248 sendResponseError(resp, HttpServletResponse.SC_BAD_REQUEST, message, eventlogger);
252 // check content type is SUB_CONTENT_TYPE, version 1.0
253 ContentHeader ch = getContentHeader(req);
254 String ver = ch.getAttribute("version");
255 if (!ch.getType().equals(GROUP_BASECONTENT_TYPE) || !(ver.equals("1.0") || ver.equals("2.0"))) {
256 intlogger.debug("Content-type is: "+req.getHeader("Content-Type"));
257 message = "Incorrect content-type";
258 elr.setMessage(message);
259 elr.setResult(HttpServletResponse.SC_UNSUPPORTED_MEDIA_TYPE);
260 eventlogger.error(elr.toString());
261 sendResponseError(resp, HttpServletResponse.SC_UNSUPPORTED_MEDIA_TYPE, message, eventlogger);
264 JSONObject jo = getJSONfromInput(req);
267 elr.setMessage(message);
268 elr.setResult(HttpServletResponse.SC_BAD_REQUEST);
269 eventlogger.error(elr.toString());
270 sendResponseError(resp, HttpServletResponse.SC_BAD_REQUEST, message, eventlogger);
273 if (intlogger.isDebugEnabled())
274 intlogger.debug(jo.toString());
279 } catch (InvalidObjectException e) {
280 message = e.getMessage();
281 elr.setMessage(message);
282 elr.setResult(HttpServletResponse.SC_BAD_REQUEST);
283 eventlogger.error(elr.toString(), e);
284 sendResponseError(resp, HttpServletResponse.SC_BAD_REQUEST, message, eventlogger);
287 //gup.setFeedid(feedid);
288 //sub.setSubscriber(bhdr); // set from X-DMAAP-DR-ON-BEHALF-OF header
290 // Check if this group already exists; not an error (yet), just warn
291 Group gb2 = Group.getGroupMatching(gup);
293 eventlogger.warn("PROV0011 Creating a duplicate Group: "+gup.getName());
294 elr.setResult(HttpServletResponse.SC_BAD_REQUEST);
295 sendResponseError(resp, HttpServletResponse.SC_BAD_REQUEST, "Duplicate Group:"+gup.getName(), eventlogger);
300 // Create GROUPS table entries
303 elr.setResult(HttpServletResponse.SC_CREATED);
304 eventlogger.info(elr.toString());
305 resp.setStatus(HttpServletResponse.SC_CREATED);
306 resp.setContentType(GROUPFULL_CONTENT_TYPE);
308 resp.getOutputStream().print(gup.asJSONObject().toString());
309 } catch (IOException ioe) {
310 eventlogger.error("PROV0122 GroupServlet.doPost: " + ioe.getMessage(), ioe);
312 provisioningDataChanged();
314 // Something went wrong with the INSERT
315 elr.setResult(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
316 eventlogger.error(elr.toString());
317 sendResponseError(resp, HttpServletResponse.SC_INTERNAL_SERVER_ERROR, DB_PROBLEM_MSG, eventlogger);