2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright (C) 2017-2018 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=========================================================
21 package org.onap.policy.pap.xacml.rest;
24 import java.io.FileInputStream;
25 import java.io.IOException;
26 import java.io.InputStream;
27 import java.io.OutputStream;
28 import java.io.UnsupportedEncodingException;
29 import java.net.ConnectException;
30 import java.net.HttpURLConnection;
31 import java.net.InetAddress;
32 import java.net.MalformedURLException;
33 import java.net.SocketTimeoutException;
35 import java.net.URLDecoder;
36 import java.net.UnknownHostException;
37 import java.nio.file.Files;
38 import java.nio.file.Path;
39 import java.nio.file.Paths;
40 import java.util.ArrayList;
41 import java.util.HashMap;
42 import java.util.HashSet;
43 import java.util.List;
44 import java.util.Properties;
45 import java.util.Scanner;
47 import java.util.UUID;
48 import java.util.concurrent.CopyOnWriteArrayList;
50 import javax.persistence.EntityManagerFactory;
51 import javax.persistence.Persistence;
52 import javax.persistence.PersistenceException;
53 import javax.servlet.Servlet;
54 import javax.servlet.ServletConfig;
55 import javax.servlet.ServletException;
56 import javax.servlet.annotation.WebInitParam;
57 import javax.servlet.annotation.WebServlet;
58 import javax.servlet.http.HttpServlet;
59 import javax.servlet.http.HttpServletRequest;
60 import javax.servlet.http.HttpServletResponse;
62 import org.apache.commons.io.IOUtils;
63 import org.onap.policy.common.ia.IntegrityAudit;
64 import org.onap.policy.common.im.AdministrativeStateException;
65 import org.onap.policy.common.im.ForwardProgressException;
66 import org.onap.policy.common.im.IntegrityMonitor;
67 import org.onap.policy.common.im.IntegrityMonitorProperties;
68 import org.onap.policy.common.im.StandbyStatusException;
69 import org.onap.policy.common.logging.ONAPLoggingContext;
70 import org.onap.policy.common.logging.ONAPLoggingUtils;
71 import org.onap.policy.common.logging.eelf.MessageCodes;
72 import org.onap.policy.common.logging.eelf.PolicyLogger;
73 import org.onap.policy.common.logging.flexlogger.FlexLogger;
74 import org.onap.policy.common.logging.flexlogger.Logger;
75 import org.onap.policy.pap.xacml.rest.components.PolicyDBDao;
76 import org.onap.policy.pap.xacml.rest.components.PolicyDBDaoTransaction;
77 import org.onap.policy.pap.xacml.rest.handler.APIRequestHandler;
78 import org.onap.policy.pap.xacml.rest.handler.PushPolicyHandler;
79 import org.onap.policy.pap.xacml.rest.handler.SavePolicyHandler;
80 import org.onap.policy.pap.xacml.restAuth.CheckPDP;
81 import org.onap.policy.rest.XACMLRest;
82 import org.onap.policy.rest.XACMLRestProperties;
83 import org.onap.policy.rest.dao.PolicyDBException;
84 import org.onap.policy.utils.PolicyUtils;
85 import org.onap.policy.xacml.api.XACMLErrorConstants;
86 import org.onap.policy.xacml.api.pap.ONAPPapEngineFactory;
87 import org.onap.policy.xacml.api.pap.OnapPDP;
88 import org.onap.policy.xacml.api.pap.OnapPDPGroup;
89 import org.onap.policy.xacml.api.pap.PAPPolicyEngine;
90 import org.onap.policy.xacml.std.pap.StdPDP;
91 import org.onap.policy.xacml.std.pap.StdPDPGroup;
92 import org.onap.policy.xacml.std.pap.StdPDPItemSetChangeNotifier.StdItemSetChangeListener;
93 import org.onap.policy.xacml.std.pap.StdPDPPolicy;
94 import org.onap.policy.xacml.std.pap.StdPDPStatus;
96 import com.att.research.xacml.api.pap.PAPException;
97 import com.att.research.xacml.api.pap.PDPPolicy;
98 import com.att.research.xacml.api.pap.PDPStatus;
99 import com.att.research.xacml.util.FactoryException;
100 import com.att.research.xacml.util.XACMLProperties;
101 import com.fasterxml.jackson.databind.ObjectMapper;
102 import com.google.common.base.Splitter;
105 * Servlet implementation class XacmlPapServlet
108 description = "Implements the XACML PAP RESTful API.",
109 urlPatterns = { "/" },
112 @WebInitParam(name = "XACML_PROPERTIES_NAME", value = "xacml.pap.properties", description = "The location of the properties file holding configuration information.")
114 public class XACMLPapServlet extends HttpServlet implements StdItemSetChangeListener, Runnable {
115 private static final long serialVersionUID = 1L;
116 private static final Logger LOGGER = FlexLogger.getLogger(XACMLPapServlet.class);
117 // audit (transaction) LOGGER
118 private static final Logger auditLogger = FlexLogger.getLogger("auditLogger");
119 //Persistence Unit for JPA
120 private static final String PERSISTENCE_UNIT = "XACML-PAP-REST";
121 private static final String AUDIT_PAP_PERSISTENCE_UNIT = "auditPapPU";
123 private static final String ENVIRONMENT_HEADER = "Environment";
125 * List of Admin Console URLs.
126 * Used to send notifications when configuration changes.
128 * The CopyOnWriteArrayList *should* protect from concurrency errors.
129 * This list is seldom changed but often read, so the costs of this approach make sense.
131 private static final CopyOnWriteArrayList<String> adminConsoleURLStringList = new CopyOnWriteArrayList<>();
133 private static String configHome;
134 private static String actionHome;
136 * This PAP instance's own URL.
137 * Need this when creating URLs to send to the PDPs so they can GET the Policy files from this process.
139 private static String papURL = null;
140 // The heartbeat thread.
141 private static Heartbeat heartbeat = null;
142 private static Thread heartbeatThread = null;
143 //The entity manager factory for JPA access
144 private static EntityManagerFactory emf;
145 private static PolicyDBDao policyDBDao;
147 * papEngine - This is our engine workhorse that manages the PDP Groups and Nodes.
149 private static PAPPolicyEngine papEngine = null;
151 * These are the parameters needed for DB access from the PAP
153 private static int papIntegrityAuditPeriodSeconds = -1;
154 private static String papDbDriver = null;
155 private static String papDbUrl = null;
156 private static String papDbUser = null;
157 private static String papDbPassword = null;
158 private static String papResourceName = null;
159 private static String[] papDependencyGroupsFlatArray = null;
160 private static String environment = null;
161 private static String pdpFile = null;
163 private transient IntegrityMonitor im;
164 private transient IntegrityAudit ia;
166 //MicroService Model Properties
167 private static String msOnapName;
168 private static String msPolicyName;
170 * This thread may be invoked upon startup to initiate sending PDP policy/pip configuration when
171 * this servlet starts. Its configurable by the admin.
173 private static transient Thread initiateThread = null;
174 private transient ONAPLoggingContext baseLoggingContext = null;
177 * @see HttpServlet#HttpServlet()
179 public XACMLPapServlet() {
184 * @see Servlet#init(ServletConfig)
186 public void init(ServletConfig config) throws ServletException {
189 baseLoggingContext = new ONAPLoggingContext();
190 // fixed data that will be the same in all logging output goes here
192 String hostname = InetAddress.getLocalHost().getCanonicalHostName();
193 baseLoggingContext.setServer(hostname);
194 } catch (UnknownHostException e) {
195 LOGGER.warn(XACMLErrorConstants.ERROR_SYSTEM_ERROR + "Unable to get hostname for logging", e);
198 XACMLRest.xacmlInit(config);
199 // Load the properties
200 XACMLRest.loadXacmlProperties(null, null);
202 * Retrieve the property values
204 setCommonProperties();
205 String papSiteName = XACMLProperties.getProperty(XACMLRestProperties.PAP_SITE_NAME);
206 if(papSiteName == null){
207 PolicyLogger.error(MessageCodes.ERROR_DATA_ISSUE,"XACMLPapServlet", " ERROR: Bad papSiteName property entry");
208 throw new PAPException("papSiteName is null");
210 String papNodeType = XACMLProperties.getProperty(XACMLRestProperties.PAP_NODE_TYPE);
211 if(papNodeType == null){
212 PolicyLogger.error(MessageCodes.ERROR_DATA_ISSUE,"XACMLPapServlet", " ERROR: Bad papNodeType property entry");
213 throw new PAPException("papNodeType is null");
215 //Integer will throw an exception of anything is missing or unrecognized
216 int papTransWait = Integer.parseInt(XACMLProperties.getProperty(XACMLRestProperties.PROP_PAP_TRANS_WAIT));
217 int papTransTimeout = Integer.parseInt(XACMLProperties.getProperty(XACMLRestProperties.PROP_PAP_TRANS_TIMEOUT));
218 int papAuditTimeout = Integer.parseInt(XACMLProperties.getProperty(XACMLRestProperties.PROP_PAP_AUDIT_TIMEOUT));
219 //Boolean will default to false if anything is missing or unrecognized
220 boolean papAuditFlag = Boolean.parseBoolean(XACMLProperties.getProperty(XACMLRestProperties.PROP_PAP_RUN_AUDIT_FLAG));
221 boolean papFileSystemAudit = Boolean.parseBoolean(XACMLProperties.getProperty(XACMLRestProperties.PROP_PAP_AUDIT_FLAG));
222 String papDependencyGroups = XACMLProperties.getProperty(XACMLRestProperties.PAP_DEPENDENCY_GROUPS);
223 if(papDependencyGroups == null){
224 throw new PAPException("papDependencyGroups is null");
226 setPAPDependencyGroups(papDependencyGroups);
227 //Integer will throw an exception of anything is missing or unrecognized
228 int fpMonitorInterval = Integer.parseInt(XACMLProperties.getProperty(IntegrityMonitorProperties.FP_MONITOR_INTERVAL));
229 int failedCounterThreshold = Integer.parseInt(XACMLProperties.getProperty(IntegrityMonitorProperties.FAILED_COUNTER_THRESHOLD));
230 int testTransInterval = Integer.parseInt(XACMLProperties.getProperty(IntegrityMonitorProperties.TEST_TRANS_INTERVAL));
231 int writeFpcInterval = Integer.parseInt(XACMLProperties.getProperty(IntegrityMonitorProperties.WRITE_FPC_INTERVAL));
232 LOGGER.debug("\n\n\n**************************************"
233 + "\n*************************************"
235 + "\n papDbDriver = " + papDbDriver
236 + "\n papDbUrl = " + papDbUrl
237 + "\n papDbUser = " + papDbUser
238 + "\n papDbPassword = " + papDbPassword
239 + "\n papTransWait = " + papTransWait
240 + "\n papTransTimeout = " + papTransTimeout
241 + "\n papAuditTimeout = " + papAuditTimeout
242 + "\n papAuditFlag = " + papAuditFlag
243 + "\n papFileSystemAudit = " + papFileSystemAudit
244 + "\n papResourceName = " + papResourceName
245 + "\n fpMonitorInterval = " + fpMonitorInterval
246 + "\n failedCounterThreshold = " + failedCounterThreshold
247 + "\n testTransInterval = " + testTransInterval
248 + "\n writeFpcInterval = " + writeFpcInterval
249 + "\n papSiteName = " + papSiteName
250 + "\n papNodeType = " + papNodeType
251 + "\n papDependencyGroupsList = " + papDependencyGroups
252 + "\n papIntegrityAuditPeriodSeconds = " + papIntegrityAuditPeriodSeconds
253 + "\n\n*************************************"
254 + "\n**************************************");
255 // Pull custom persistence settings
256 Properties properties;
258 properties = XACMLProperties.getProperties();
259 LOGGER.debug("\n\n\n**************************************"
260 + "\n**************************************"
262 + "properties = " + properties
263 + "\n\n**************************************");
264 } catch (IOException e) {
265 PolicyLogger.error(MessageCodes.ERROR_DATA_ISSUE, e, "XACMLPapServlet", " Error loading properties with: "
266 + "XACMLProperties.getProperties()");
267 throw new ServletException(e.getMessage(), e.getCause());
269 // Create an IntegrityMonitor
270 im = IntegrityMonitor.getInstance(papResourceName,properties);
271 // Create an IntegrityAudit
272 ia = new IntegrityAudit(papResourceName, AUDIT_PAP_PERSISTENCE_UNIT, properties);
273 ia.startAuditThread();
274 // Create the entity manager factory
276 // we are about to call the PDPs and give them their configuration.
277 // To do that we need to have the URL of this PAP so we can construct the Policy file URLs
278 setPAPURL(XACMLProperties.getProperty(XACMLRestProperties.PROP_PAP_URL));
279 //Create the policyDBDao
281 // Load our PAP engine, first create a factory
282 ONAPPapEngineFactory factory = ONAPPapEngineFactory.newInstance(XACMLProperties.getProperty(XACMLProperties.PROP_PAP_PAPENGINEFACTORY));
283 // The factory knows how to go about creating a PAP Engine
284 setPAPEngine((PAPPolicyEngine) factory.newEngine());
285 PolicyDBDaoTransaction addNewGroup = null;
286 if (((org.onap.policy.xacml.std.pap.StdEngine) papEngine).wasDefaultGroupJustAdded) {
288 addNewGroup = policyDBDao.getNewTransaction();
289 OnapPDPGroup group = papEngine.getDefaultGroup();
290 addNewGroup.createGroup(group.getId(), group.getName(), group.getDescription(),
291 "automaticallyAdded");
292 addNewGroup.commitTransaction();
293 addNewGroup = policyDBDao.getNewTransaction();
294 addNewGroup.changeDefaultGroup(group, "automaticallyAdded");
295 addNewGroup.commitTransaction();
296 } catch (Exception e) {
297 PolicyLogger.error(MessageCodes.EXCEPTION_ERROR, e, "XACMLPapServlet",
298 " Error creating new default group in the database");
299 if (addNewGroup != null) {
300 addNewGroup.rollbackTransaction();
304 policyDBDao.setPapEngine((PAPPolicyEngine) XACMLPapServlet.papEngine);
305 if (Boolean.parseBoolean(XACMLProperties.getProperty(XACMLRestProperties.PROP_PAP_RUN_AUDIT_FLAG))){
307 * Auditing the local File System groups to be in sync with the Database
310 //get an AuditTransaction to lock out all other transactions
311 PolicyDBDaoTransaction auditTrans = policyDBDao.getNewAuditTransaction();
313 LOGGER.info("PapServlet: calling auditLocalFileSystem for PDP group audit");
314 LOGGER.info("PapServlet: old group is " + papEngine.getDefaultGroup().toString());
315 //get the current filesystem group and update from the database if needed
316 StdPDPGroup group = (StdPDPGroup) papEngine.getDefaultGroup();
317 StdPDPGroup updatedGroup = policyDBDao.auditLocalFileSystem(group);
318 if(updatedGroup!=null) {
319 papEngine.updateGroup(updatedGroup);
321 LOGGER.info("PapServlet: updated group is " + papEngine.getDefaultGroup().toString());
323 //release the transaction lock
327 // Sanity check for URL.
328 if (XACMLPapServlet.papURL == null) {
329 throw new PAPException("The property " + XACMLRestProperties.PROP_PAP_URL + " is not valid: " + XACMLPapServlet.papURL);
331 // Configurable - have the PAP servlet initiate sending the latest PDP policy/pip configuration
332 // to all its known PDP nodes.
333 if (Boolean.parseBoolean(XACMLProperties.getProperty(XACMLRestProperties.PROP_PAP_INITIATE_PDP_CONFIG))) {
334 startInitiateThreadService(new Thread(this));
336 // After startup, the PAP does Heartbeat's to each of the PDPs periodically
337 startHeartBeatService(new Heartbeat((PAPPolicyEngine) XACMLPapServlet.papEngine));
339 } catch (FactoryException | PAPException e) {
340 PolicyLogger.error(MessageCodes.ERROR_SYSTEM_ERROR, e, "XACMLPapServlet", " Failed to create engine");
341 throw new ServletException (XACMLErrorConstants.ERROR_SYSTEM_ERROR + "PAP not initialized; error: "+e);
342 } catch (Exception e) {
343 PolicyLogger.error(MessageCodes.ERROR_SYSTEM_ERROR, e, "XACMLPapServlet", " Failed to create engine - unexpected error");
344 throw new ServletException (XACMLErrorConstants.ERROR_SYSTEM_ERROR + "PAP not initialized; unexpected error: "+e);
348 private static void startInitiateThreadService(Thread thread) {
349 initiateThread = thread;
350 initiateThread.start();
353 private static void mapperWriteValue(ObjectMapper mapper, HttpServletResponse response, Object value) {
355 mapper.writeValue(response.getOutputStream(), value);
356 } catch (Exception e) {
361 private static void startHeartBeatService(Heartbeat heartbeat) {
362 XACMLPapServlet.heartbeat = heartbeat;
363 XACMLPapServlet.heartbeatThread = new Thread(XACMLPapServlet.heartbeat);
364 XACMLPapServlet.heartbeatThread.start();
367 private static void setPolicyDBDao() throws ServletException {
369 policyDBDao = PolicyDBDao.getPolicyDBDaoInstance(getEmf());
370 } catch (Exception e) {
371 throw new ServletException("Unable to Create Policy DBDao Instance",e);
375 private static void setEMF(Properties properties) throws ServletException {
376 emf = Persistence.createEntityManagerFactory(PERSISTENCE_UNIT, properties);
378 PolicyLogger.error(MessageCodes.ERROR_DATA_ISSUE + " Error creating entity manager factory with persistence unit: "
380 throw new ServletException("Unable to create Entity Manager Factory");
384 private static void setPAPURL(String papURL) {
385 XACMLPapServlet.papURL = papURL;
388 private static void setPAPEngine(PAPPolicyEngine newEngine) {
389 XACMLPapServlet.papEngine = newEngine;
392 private static void setPAPDependencyGroups(String papDependencyGroups) throws PAPException {
394 //Now we have flattened the array into a simple comma-separated list
395 papDependencyGroupsFlatArray = papDependencyGroups.split("[;,]");
396 //clean up the entries
397 for (int i = 0 ; i < papDependencyGroupsFlatArray.length ; i ++){
398 papDependencyGroupsFlatArray[i] = papDependencyGroupsFlatArray[i].trim();
401 if(XACMLProperties.getProperty(XACMLRestProperties.PAP_INTEGRITY_AUDIT_PERIOD_SECONDS) != null){
402 papIntegrityAuditPeriodSeconds = Integer.parseInt(XACMLProperties.getProperty(XACMLRestProperties.PAP_INTEGRITY_AUDIT_PERIOD_SECONDS).trim());
405 String msg = "integrity_audit_period_seconds ";
406 LOGGER.error("\n\nERROR: " + msg + "Bad property entry: " + e.getMessage() + "\n");
407 PolicyLogger.error(MessageCodes.EXCEPTION_ERROR, e, "XACMLPapServlet", " ERROR: " + msg +"Bad property entry");
411 PolicyLogger.error(MessageCodes.EXCEPTION_ERROR, e, "XACMLPapServlet", " ERROR: Bad property entry");
412 throw new PAPException(e);
416 private static void setCommonProperties() throws PAPException {
419 papDbDriver = XACMLProperties.getProperty(XACMLRestProperties.PROP_PAP_DB_DRIVER);
420 if(papDbDriver == null){
421 PolicyLogger.error(MessageCodes.ERROR_DATA_ISSUE,"XACMLPapServlet", " ERROR: Bad papDbDriver property entry");
422 throw new PAPException("papDbDriver is null");
424 setPapDbDriver(papDbDriver);
425 papDbUrl = XACMLProperties.getProperty(XACMLRestProperties.PROP_PAP_DB_URL);
426 if(papDbUrl == null){
427 PolicyLogger.error(MessageCodes.ERROR_DATA_ISSUE,"XACMLPapServlet", " ERROR: Bad papDbUrl property entry");
428 throw new PAPException("papDbUrl is null");
430 setPapDbUrl(papDbUrl);
431 papDbUser = XACMLProperties.getProperty(XACMLRestProperties.PROP_PAP_DB_USER);
432 if(papDbUser == null){
433 PolicyLogger.error(MessageCodes.ERROR_DATA_ISSUE,"XACMLPapServlet", " ERROR: Bad papDbUser property entry");
434 throw new PAPException("papDbUser is null");
436 setPapDbUser(papDbUser);
437 papDbPassword = XACMLProperties.getProperty(XACMLRestProperties.PROP_PAP_DB_PASSWORD);
438 if(papDbPassword == null){
439 PolicyLogger.error(MessageCodes.ERROR_DATA_ISSUE,"XACMLPapServlet", " ERROR: Bad papDbPassword property entry");
440 throw new PAPException("papDbPassword is null");
442 setPapDbPassword(papDbPassword);
443 papResourceName = XACMLProperties.getProperty(XACMLRestProperties.PAP_RESOURCE_NAME);
444 if(papResourceName == null){
445 PolicyLogger.error(MessageCodes.ERROR_DATA_ISSUE,"XACMLPapServlet", " ERROR: Bad papResourceName property entry");
446 throw new PAPException("papResourceName is null");
448 environment = XACMLProperties.getProperty("ENVIRONMENT", "DEVL");
449 //Micro Service Properties
450 msOnapName=XACMLProperties.getProperty("xacml.policy.msOnapName");
451 setMsOnapName(msOnapName);
452 msPolicyName=XACMLProperties.getProperty("xacml.policy.msPolicyName");
453 setMsPolicyName(msPolicyName);
454 // PDPId File location
455 XACMLPapServlet.pdpFile = XACMLProperties.getProperty(XACMLRestProperties.PROP_PDP_IDFILE);
456 if (XACMLPapServlet.pdpFile == null) {
457 PolicyLogger.error(MessageCodes.ERROR_DATA_ISSUE + " The PDP Id Authentication File Property is not valid: "
458 + XACMLRestProperties.PROP_PDP_IDFILE);
459 throw new PAPException("The PDP Id Authentication File Property :"+ XACMLRestProperties.PROP_PDP_IDFILE+ " is not Valid. ");
464 * Thread used only during PAP startup to initiate change messages to all known PDPs.
465 * This must be on a separate thread so that any GET requests from the PDPs during this update can be serviced.
469 // send the current configuration to all the PDPs that we know about
474 * @see Servlet#destroy()
476 * Depending on how this servlet is run, we may or may not care about cleaning up the resources.
477 * For now we assume that we do care.
480 public void destroy() {
481 // Make sure our threads are destroyed
482 if (XACMLPapServlet.heartbeatThread != null) {
483 // stop the heartbeat
485 if (XACMLPapServlet.heartbeat != null) {
486 XACMLPapServlet.heartbeat.terminate();
488 XACMLPapServlet.heartbeatThread.interrupt();
489 XACMLPapServlet.heartbeatThread.join();
490 } catch (InterruptedException e) {
491 XACMLPapServlet.heartbeatThread.interrupt();
492 PolicyLogger.error(MessageCodes.ERROR_SYSTEM_ERROR, e, "XACMLPapServlet", " Error stopping heartbeat");
495 if (initiateThread != null) {
497 initiateThread.interrupt();
498 initiateThread.join();
499 } catch (InterruptedException e) {
500 initiateThread.interrupt();
501 PolicyLogger.error(MessageCodes.ERROR_SYSTEM_ERROR, e, "XACMLPapServlet", " Error stopping thread");
508 * - PDP nodes to register themselves with the PAP, and
509 * - Admin Console to make changes in the PDP Groups.
511 * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
513 protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
514 ONAPLoggingContext loggingContext = ONAPLoggingUtils.getLoggingContextForRequest(request, baseLoggingContext);
515 loggingContext.transactionStarted();
516 loggingContext.setServiceName("PAP.post");
517 if ((loggingContext.getRequestID() == null) || (loggingContext.getRequestID() == "")){
518 UUID requestID = UUID.randomUUID();
519 loggingContext.setRequestID(requestID.toString());
520 PolicyLogger.info("requestID not provided in call to XACMLPapSrvlet (doPost) so we generated one");
522 PolicyLogger.info("requestID was provided in call to XACMLPapSrvlet (doPost)");
524 PolicyDBDaoTransaction pdpTransaction = null;
525 loggingContext.metricStarted();
527 im.startTransaction();
528 loggingContext.metricEnded();
529 PolicyLogger.metrics("XACMLPapServlet doPost im startTransaction");
530 } catch (AdministrativeStateException ae){
531 String message = "POST interface called for PAP " + papResourceName + " but it has an Administrative"
532 + " state of " + im.getStateManager().getAdminState()
533 + "\n Exception Message: " + ae.getMessage();
534 LOGGER.error(MessageCodes.ERROR_SYSTEM_ERROR + " " + message, ae);
535 loggingContext.metricEnded();
536 PolicyLogger.metrics("XACMLPapServlet doPost im startTransaction");
537 loggingContext.transactionEnded();
538 PolicyLogger.audit("Transaction Failed - See Error.log");
539 setResponseError(response,HttpServletResponse.SC_INTERNAL_SERVER_ERROR, message);
541 }catch (StandbyStatusException se) {
542 String message = "POST interface called for PAP " + papResourceName + " but it has a Standby Status"
543 + " of " + im.getStateManager().getStandbyStatus()
544 + "\n Exception Message: " + se.getMessage();
545 LOGGER.error(MessageCodes.ERROR_SYSTEM_ERROR + " " + message, se);
546 loggingContext.metricEnded();
547 PolicyLogger.metrics("XACMLPapServlet doPost im startTransaction");
548 loggingContext.transactionEnded();
549 PolicyLogger.audit("Transaction Failed - See Error.log");
550 setResponseError(response,HttpServletResponse.SC_INTERNAL_SERVER_ERROR, message);
554 loggingContext.metricStarted();
555 XACMLRest.dumpRequest(request);
556 loggingContext.metricEnded();
557 PolicyLogger.metrics("XACMLPapServlet doPost dumpRequest");
558 // since getParameter reads the content string, explicitly get the content before doing that.
559 // Simply getting the inputStream seems to protect it against being consumed by getParameter.
560 request.getInputStream();
561 String groupId = request.getParameter("groupId");
562 String apiflag = request.getParameter("apiflag");
563 if(groupId != null) {
564 // Is this from the Admin Console or API?
565 if(apiflag!=null && apiflag.equalsIgnoreCase("api")) {
566 // this is from the API so we need to check the client credentials before processing the request
567 if(!authorizeRequest(request)){
568 String message = "PEP not Authorized for making this Request!!";
569 PolicyLogger.error(MessageCodes.ERROR_PERMISSIONS + " " + message);
570 loggingContext.transactionEnded();
571 PolicyLogger.audit("Transaction Failed - See Error.log");
572 setResponseError(response,HttpServletResponse.SC_FORBIDDEN, message);
577 loggingContext.metricStarted();
578 doACPost(request, response, groupId, loggingContext);
579 loggingContext.metricEnded();
580 PolicyLogger.metrics("XACMLPapServlet doPost doACPost");
581 loggingContext.transactionEnded();
582 PolicyLogger.audit("Transaction Ended Successfully");
586 // Request is from a PDP asking for its config.
587 loggingContext.setServiceName("PDP:PAP.register");
589 String id = this.getPDPID(request);
590 String jmxport = this.getPDPJMX(request);
591 LOGGER.info("Request(doPost) from PDP coming up: " + id);
592 // Get the PDP Object
593 OnapPDP pdp = XACMLPapServlet.papEngine.getPDP(id);
596 LOGGER.info("Unknown PDP: " + id);
598 if(CheckPDP.validateID(id)){
599 pdpTransaction = policyDBDao.getNewTransaction();
601 pdpTransaction.addPdpToGroup(id, XACMLPapServlet.papEngine.getDefaultGroup().getId(), id, "Registered on first startup", Integer.parseInt(jmxport), "PDP autoregister");
602 XACMLPapServlet.papEngine.newPDP(id, XACMLPapServlet.papEngine.getDefaultGroup(), id, "Registered on first startup", Integer.parseInt(jmxport));
603 } catch (NullPointerException | PAPException | IllegalArgumentException | IllegalStateException | PersistenceException | PolicyDBException e) {
604 pdpTransaction.rollbackTransaction();
605 String message = "Failed to create new PDP for id: " + id;
606 PolicyLogger.error(MessageCodes.ERROR_PROCESS_FLOW, e, "XACMLPapServlet", " " + message);
607 loggingContext.transactionEnded();
608 PolicyLogger.audit("Transaction Failed - See Error.log");
609 setResponseError(response, HttpServletResponse.SC_INTERNAL_SERVER_ERROR, e.getMessage());
613 // get the PDP we just created
615 pdp = XACMLPapServlet.papEngine.getPDP(id);
616 }catch(PAPException e){
620 if(pdpTransaction != null){
621 pdpTransaction.rollbackTransaction();
623 String message = "Failed to create new PDP for id: " + id;
624 PolicyLogger.error(MessageCodes.ERROR_PROCESS_FLOW + " " + message);
625 loggingContext.transactionEnded();
626 PolicyLogger.audit("Transaction Failed - See Error.log");
627 setResponseError(response, HttpServletResponse.SC_INTERNAL_SERVER_ERROR, message);
632 String message = "PDP is Unauthorized to Connect to PAP: "+ id;
633 loggingContext.transactionEnded();
634 PolicyLogger.error(MessageCodes.ERROR_PERMISSIONS + " " + message);
635 setResponseError(response, HttpServletResponse.SC_UNAUTHORIZED, "PDP not Authorized to connect to this PAP. Please contact the PAP Admin for registration.");
636 PolicyLogger.audit("Transaction Failed - See Error.log");
641 loggingContext.metricStarted();
642 pdpTransaction.commitTransaction();
643 loggingContext.metricEnded();
644 PolicyLogger.metrics("XACMLPapServlet doPost commitTransaction");
645 } catch(Exception e){
646 PolicyLogger.error(MessageCodes.ERROR_PROCESS_FLOW, e, "XACMLPapServlet", "Could not commit transaction to put pdp in the database");
649 if (jmxport != null && jmxport != ""){
651 ((StdPDP) pdp).setJmxPort(Integer.valueOf(jmxport));
652 }catch(NumberFormatException e){
656 // Get the PDP's Group
657 OnapPDPGroup group =null;
659 group= XACMLPapServlet.papEngine.getPDPGroup((OnapPDP) pdp);
660 }catch(PAPException e){
664 PolicyLogger.error(MessageCodes.ERROR_PROCESS_FLOW + " PDP not associated with any group, even the default");
665 loggingContext.transactionEnded();
666 PolicyLogger.audit("Transaction Failed - See Error.log");
667 setResponseError(response, HttpServletResponse.SC_UNAUTHORIZED, "PDP not associated with any group, even the default");
671 // Determine what group the PDP node is in and get
672 // its policy/pip properties.
673 Properties policies = group.getPolicyProperties();
674 Properties pipconfig = group.getPipConfigProperties();
675 // Get the current policy/pip configuration that the PDP has
676 Properties pdpProperties = new Properties();
678 pdpProperties.load(request.getInputStream());
679 }catch(IOException e){
682 LOGGER.info("PDP Current Properties: " + pdpProperties.toString());
683 LOGGER.info("Policies: " + (policies != null ? policies.toString() : "null"));
684 LOGGER.info("Pip config: " + (pipconfig != null ? pipconfig.toString() : "null"));
685 // Validate the node's properties
686 boolean isCurrent = this.isPDPCurrent(policies, pipconfig, pdpProperties);
687 // Send back current configuration
688 if (isCurrent == false) {
689 // Tell the PDP we are sending back the current policies/pip config
690 LOGGER.info("PDP configuration NOT current.");
691 if (policies != null) {
692 // Put URL's into the properties in case the PDP needs to
694 this.populatePolicyURL(request.getRequestURL(), policies);
695 // Copy the properties to the output stream
697 policies.store(response.getOutputStream(), "");
698 }catch(IOException e){
702 if (pipconfig != null) {
703 // Copy the properties to the output stream
705 pipconfig.store(response.getOutputStream(), "");
706 }catch(IOException e){
710 // We are good - and we are sending them information
711 response.setStatus(HttpServletResponse.SC_OK);
713 setPDPSummaryStatus(pdp, PDPStatus.Status.OUT_OF_SYNCH);
714 }catch(PAPException e){
718 // Tell them they are good
719 response.setStatus(HttpServletResponse.SC_NO_CONTENT);
721 setPDPSummaryStatus(pdp, PDPStatus.Status.UP_TO_DATE);
722 }catch(PAPException e){
726 // tell the AC that something changed
727 loggingContext.metricStarted();
729 loggingContext.metricEnded();
730 PolicyLogger.metrics("XACMLPapServlet doPost notifyAC");
731 loggingContext.transactionEnded();
732 auditLogger.info("Success");
733 PolicyLogger.audit("Transaction Ended Successfully");
734 } catch (PAPException | IOException | NumberFormatException e) {
735 if(pdpTransaction != null){
736 pdpTransaction.rollbackTransaction();
738 LOGGER.debug(XACMLErrorConstants.ERROR_PROCESS_FLOW + "POST exception: " + e, e);
739 loggingContext.transactionEnded();
740 PolicyLogger.audit("Transaction Failed - See Error.log");
741 setResponseError(response, HttpServletResponse.SC_INTERNAL_SERVER_ERROR, e.getMessage());
745 //Catch anything that fell through
746 loggingContext.transactionEnded();
747 PolicyLogger.audit("Transaction Ended");
751 private void setResponseError(HttpServletResponse response,int responseCode, String message) {
753 response.sendError(responseCode, message);
754 } catch (IOException e) {
755 LOGGER.error("Error setting Error response Header ", e);
761 * @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
763 protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
764 ONAPLoggingContext loggingContext = ONAPLoggingUtils.getLoggingContextForRequest(request, baseLoggingContext);
765 loggingContext.transactionStarted();
766 loggingContext.setServiceName("PAP.get");
767 if ((loggingContext.getRequestID() == null) || (loggingContext.getRequestID() == "")){
768 UUID requestID = UUID.randomUUID();
769 loggingContext.setRequestID(requestID.toString());
770 PolicyLogger.info("requestID not provided in call to XACMLPapSrvlet (doGet) so we generated one");
772 PolicyLogger.info("requestID was provided in call to XACMLPapSrvlet (doGet)");
775 loggingContext.metricStarted();
776 XACMLRest.dumpRequest(request);
777 loggingContext.metricEnded();
778 PolicyLogger.metrics("XACMLPapServlet doGet dumpRequest");
779 String pathInfo = request.getRequestURI();
780 LOGGER.info("path info: " + pathInfo);
781 if (pathInfo != null){
782 //DO NOT do a im.startTransaction for the test request
783 if (pathInfo.equals("/pap/test")) {
785 testService(loggingContext, response);
786 } catch (IOException e) {
792 //This im.startTransaction() covers all other Get transactions
794 loggingContext.metricStarted();
795 im.startTransaction();
796 loggingContext.metricEnded();
797 PolicyLogger.metrics("XACMLPapServlet doGet im startTransaction");
798 } catch (AdministrativeStateException ae){
799 String message = "GET interface called for PAP " + papResourceName + " but it has an Administrative"
800 + " state of " + im.getStateManager().getAdminState()
801 + "\n Exception Message: " + ae.getMessage();
802 LOGGER.info(message, ae);
803 PolicyLogger.error(MessageCodes.ERROR_SYSTEM_ERROR + " " + message);
804 loggingContext.transactionEnded();
805 PolicyLogger.audit("Transaction Failed - See Error.log");
806 setResponseError(response, HttpServletResponse.SC_INTERNAL_SERVER_ERROR, message);
808 }catch (StandbyStatusException se) {
809 String message = "GET interface called for PAP " + papResourceName + " but it has a Standby Status"
810 + " of " + im.getStateManager().getStandbyStatus()
811 + "\n Exception Message: " + se.getMessage();
812 LOGGER.info(message, se);
813 PolicyLogger.error(MessageCodes.ERROR_SYSTEM_ERROR + " " + message);
814 loggingContext.transactionEnded();
815 PolicyLogger.audit("Transaction Failed - See Error.log");
816 setResponseError(response, HttpServletResponse.SC_INTERNAL_SERVER_ERROR, message);
819 // Request from the API to get the gitPath
820 String apiflag = request.getParameter("apiflag");
822 if(authorizeRequest(request)){
823 APIRequestHandler apiRequestHandler = new APIRequestHandler();
825 loggingContext.metricStarted();
826 apiRequestHandler.doGet(request,response, apiflag);
827 loggingContext.metricEnded();
828 PolicyLogger.metrics("XACMLPapServlet doGet apiRequestHandler doGet");
829 }catch(IOException e){
832 loggingContext.transactionEnded();
833 PolicyLogger.audit("Transaction Ended Successfully");
837 String message = "PEP not Authorized for making this Request!! \n Contact Administrator for this Scope. ";
838 PolicyLogger.error(MessageCodes.ERROR_PERMISSIONS + " " + message);
839 loggingContext.transactionEnded();
840 PolicyLogger.audit("Transaction Failed - See Error.log");
841 setResponseError(response, HttpServletResponse.SC_FORBIDDEN, message);
846 // Is this from the Admin Console?
847 String groupId = request.getParameter("groupId");
848 if (groupId != null) {
849 // this is from the Admin Console, so handle separately
851 loggingContext.metricStarted();
852 doACGet(request, response, groupId, loggingContext);
853 loggingContext.metricEnded();
854 PolicyLogger.metrics("XACMLPapServlet doGet doACGet");
855 } catch(IOException e){
858 loggingContext.transactionEnded();
859 PolicyLogger.audit("Transaction Ended Successfully");
864 String id = this.getPDPID(request);
865 LOGGER.info("doGet from: " + id);
866 // Get the PDP Object
869 pdp = XACMLPapServlet.papEngine.getPDP(id);
870 }catch(PAPException e){
875 // Check if request came from localhost
876 if (request.getRemoteHost().equals("localhost") ||
877 request.getRemoteHost().equals(request.getLocalAddr())) {
878 // Return status information - basically all the groups
879 loggingContext.setServiceName("PAP.getGroups");
880 Set<OnapPDPGroup> groups = papEngine.getOnapPDPGroups();
881 // convert response object to JSON and include in the response
882 mapperWriteValue(new ObjectMapper(), response, groups);
883 response.setHeader("content-type", "application/json");
884 response.setStatus(HttpServletResponse.SC_OK);
885 loggingContext.transactionEnded();
886 PolicyLogger.audit("Transaction Ended Successfully");
890 String message = "Unknown PDP: " + id + " from " + request.getRemoteHost() + " us: " + request.getLocalAddr();
891 PolicyLogger.error(MessageCodes.ERROR_PERMISSIONS + " " + message);
892 loggingContext.transactionEnded();
893 PolicyLogger.audit("Transaction Failed - See Error.log");
894 setResponseError(response, HttpServletResponse.SC_UNAUTHORIZED, message);
898 loggingContext.setServiceName("PAP.getPolicy");
899 // Get the PDP's Group
900 OnapPDPGroup group = null;
902 group = XACMLPapServlet.papEngine.getPDPGroup((OnapPDP) pdp);
903 } catch (PAPException e) {
907 String message = "No group associated with pdp " + pdp.getId();
908 LOGGER.warn(XACMLErrorConstants.ERROR_PERMISSIONS + message);
909 loggingContext.transactionEnded();
910 PolicyLogger.audit("Transaction Failed - See Error.log");
911 setResponseError(response, HttpServletResponse.SC_UNAUTHORIZED, message);
915 // Which policy do they want?
916 String policyId = request.getParameter("id");
917 if (policyId == null) {
918 String message = "Did not specify an id for the policy";
919 LOGGER.warn(XACMLErrorConstants.ERROR_DATA_ISSUE + message);
920 loggingContext.transactionEnded();
921 PolicyLogger.audit("Transaction Failed - See Error.log");
922 setResponseError(response,HttpServletResponse.SC_NOT_FOUND, message);
926 PDPPolicy policy = group.getPolicy(policyId);
927 if (policy == null) {
928 String message = "Unknown policy: " + policyId;
929 LOGGER.warn(XACMLErrorConstants.ERROR_DATA_ISSUE + message);
930 loggingContext.transactionEnded();
931 PolicyLogger.audit("Transaction Failed - See Error.log");
932 setResponseError(response,HttpServletResponse.SC_NOT_FOUND, message);
937 LOGGER.warn("PolicyDebugging: Policy Validity: " + policy.isValid() + "\n "
938 + "Policy Name : " + policy.getName() + "\n Policy URI: " + policy.getLocation().toString());
939 } catch (PAPException| IOException e){
942 try (InputStream is = new FileInputStream(((StdPDPGroup)group).getDirectory().toString()+File.separator+policyId); OutputStream os = response.getOutputStream()) {
943 // Send the policy back
944 IOUtils.copy(is, os);
945 response.setStatus(HttpServletResponse.SC_OK);
946 loggingContext.transactionEnded();
947 auditLogger.info("Success");
948 PolicyLogger.audit("Transaction Ended Successfully");
949 } catch (IOException e) {
950 String message = "Failed to open policy id " + policyId;
952 PolicyLogger.error(MessageCodes.ERROR_DATA_ISSUE + " " + message);
953 loggingContext.transactionEnded();
954 PolicyLogger.audit("Transaction Failed - See Error.log");
955 setResponseError(response,HttpServletResponse.SC_NOT_FOUND, message);
957 } catch (PAPException e) {
959 PolicyLogger.error(MessageCodes.ERROR_UNKNOWN, e, "XACMLPapServlet", " GET exception");
960 loggingContext.transactionEnded();
961 PolicyLogger.audit("Transaction Failed - See Error.log");
962 setResponseError(response,HttpServletResponse.SC_INTERNAL_SERVER_ERROR, e.getMessage());
966 loggingContext.transactionEnded();
967 PolicyLogger.audit("Transaction Ended");
972 * @see HttpServlet#doPut(HttpServletRequest request, HttpServletResponse response)
974 protected void doPut(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
975 ONAPLoggingContext loggingContext = ONAPLoggingUtils.getLoggingContextForRequest(request, baseLoggingContext);
976 loggingContext.transactionStarted();
977 loggingContext.setServiceName("PAP.put");
978 if ((loggingContext.getRequestID() == null) || (loggingContext.getRequestID() == "")){
979 UUID requestID = UUID.randomUUID();
980 loggingContext.setRequestID(requestID.toString());
981 PolicyLogger.info("requestID not provided in call to XACMLPapSrvlet (doPut) so we generated one");
983 PolicyLogger.info("requestID was provided in call to XACMLPapSrvlet (doPut)");
986 loggingContext.metricStarted();
987 im.startTransaction();
988 loggingContext.metricEnded();
989 PolicyLogger.metrics("XACMLPapServlet doPut im startTransaction");
990 } catch (AdministrativeStateException | StandbyStatusException e) {
991 String message = "PUT interface called for PAP " + papResourceName;
992 if (e instanceof AdministrativeStateException) {
993 message += " but it has an Administrative state of "
994 + im.getStateManager().getAdminState();
995 } else if (e instanceof StandbyStatusException) {
996 message += " but it has a Standby Status of "
997 + im.getStateManager().getStandbyStatus();
1000 message += "\n Exception Message: " + e.getMessage();
1002 LOGGER.info(message, e);
1003 PolicyLogger.error(MessageCodes.ERROR_SYSTEM_ERROR + " " + message);
1004 loggingContext.transactionEnded();
1005 PolicyLogger.audit("Transaction Failed - See Error.log");
1006 setResponseError(response,HttpServletResponse.SC_INTERNAL_SERVER_ERROR, message);
1010 loggingContext.metricStarted();
1011 XACMLRest.dumpRequest(request);
1012 loggingContext.metricEnded();
1013 PolicyLogger.metrics("XACMLPapServlet doPut dumpRequest");
1014 //need to check if request is from the API or Admin console
1015 String apiflag = request.getParameter("apiflag");
1016 //This would occur if a PolicyDBDao notification was received
1017 String policyDBDaoRequestUrl = request.getParameter("policydbdaourl");
1018 if(policyDBDaoRequestUrl != null){
1019 LOGGER.info("XACMLPapServlet: PolicyDBDao Notification received." );
1020 String policyDBDaoRequestEntityId = request.getParameter("entityid");
1021 String policyDBDaoRequestEntityType = request.getParameter("entitytype");
1022 String policyDBDaoRequestExtraData = request.getParameter("extradata");
1023 if(policyDBDaoRequestEntityId == null || policyDBDaoRequestEntityType == null){
1024 setResponseError(response,400, "entityid or entitytype not supplied");
1025 loggingContext.transactionEnded();
1026 PolicyLogger.audit("Transaction Ended Successfully");
1027 im.endTransaction();
1030 loggingContext.metricStarted();
1031 LOGGER.info("XACMLPapServlet: Calling PolicyDBDao to handlIncomingHttpNotification");
1032 policyDBDao.handleIncomingHttpNotification(policyDBDaoRequestUrl,policyDBDaoRequestEntityId,policyDBDaoRequestEntityType,policyDBDaoRequestExtraData,this);
1033 loggingContext.metricEnded();
1034 PolicyLogger.metrics("XACMLPapServlet doPut handle incoming http notification");
1035 response.setStatus(200);
1036 loggingContext.transactionEnded();
1037 PolicyLogger.audit("Transaction Ended Successfully");
1038 im.endTransaction();
1042 * Request for ImportService
1044 String importService = request.getParameter("importService");
1045 if (importService != null) {
1046 if(authorizeRequest(request)){
1047 APIRequestHandler apiRequestHandler = new APIRequestHandler();
1049 loggingContext.metricStarted();
1050 apiRequestHandler.doPut(request, response, importService);
1051 loggingContext.metricEnded();
1052 PolicyLogger.metrics("XACMLPapServlet doPut apiRequestHandler doPut");
1053 }catch(IOException e){
1056 im.endTransaction();
1059 String message = "PEP not Authorized for making this Request!! \n Contact Administrator for this Scope. ";
1060 LOGGER.error(XACMLErrorConstants.ERROR_PERMISSIONS + message );
1061 loggingContext.transactionEnded();
1062 PolicyLogger.audit("Transaction Failed - See Error.log");
1063 setResponseError(response,HttpServletResponse.SC_FORBIDDEN, message);
1067 //This would occur if we received a notification of a policy rename from AC
1068 String oldPolicyName = request.getParameter("oldPolicyName");
1069 String newPolicyName = request.getParameter("newPolicyName");
1070 if(oldPolicyName != null && newPolicyName != null){
1071 if(LOGGER.isDebugEnabled()){
1072 LOGGER.debug("\nXACMLPapServlet.doPut() - before decoding"
1073 + "\npolicyToCreateUpdate = " + " ");
1077 oldPolicyName = URLDecoder.decode(oldPolicyName, "UTF-8");
1078 newPolicyName = URLDecoder.decode(newPolicyName, "UTF-8");
1079 if(LOGGER.isDebugEnabled()){
1080 LOGGER.debug("\nXACMLPapServlet.doPut() - after decoding"
1081 + "\npolicyToCreateUpdate = " + " ");
1083 } catch(UnsupportedEncodingException e){
1084 PolicyLogger.error("\nXACMLPapServlet.doPut() - Unsupported URL encoding of policyToCreateUpdate (UTF-8)"
1085 + "\npolicyToCreateUpdate = " + " ");
1086 setResponseError(response,HttpServletResponse.SC_INTERNAL_SERVER_ERROR,"policyToCreateUpdate encoding not supported"
1087 + "\nfailure with the following exception: " + e);
1088 loggingContext.transactionEnded();
1089 PolicyLogger.audit("Transaction Failed - See error.log");
1090 im.endTransaction();
1093 //send it to PolicyDBDao
1094 PolicyDBDaoTransaction renameTransaction = policyDBDao.getNewTransaction();
1096 renameTransaction.renamePolicy(oldPolicyName,newPolicyName, "XACMLPapServlet.doPut");
1097 }catch(Exception e){
1098 renameTransaction.rollbackTransaction();
1099 setResponseError(response,HttpServletResponse.SC_INTERNAL_SERVER_ERROR,"createUpdateTransaction.createPolicy(policyToCreateUpdate, XACMLPapServlet.doPut) "
1100 + "\nfailure with the following exception: " + e);
1101 loggingContext.transactionEnded();
1102 PolicyLogger.audit("Transaction Failed - See error.log");
1103 im.endTransaction();
1106 loggingContext.metricStarted();
1107 renameTransaction.commitTransaction();
1108 loggingContext.metricEnded();
1109 PolicyLogger.metrics("XACMLPapServlet goPut commitTransaction");
1110 response.setStatus(HttpServletResponse.SC_OK);
1111 loggingContext.transactionEnded();
1112 PolicyLogger.audit("Transaction Ended Successfully");
1113 im.endTransaction();
1117 // See if this is Admin Console registering itself with us
1119 String acURLString = request.getParameter("adminConsoleURL");
1120 if (acURLString != null) {
1121 loggingContext.setServiceName("AC:PAP.register");
1122 // remember this Admin Console for future updates
1123 if ( ! adminConsoleURLStringList.contains(acURLString)) {
1124 adminConsoleURLStringList.add(acURLString);
1126 if (LOGGER.isDebugEnabled()) {
1127 LOGGER.debug("Admin Console registering with URL: " + acURLString);
1129 response.setStatus(HttpServletResponse.SC_NO_CONTENT);
1130 loggingContext.transactionEnded();
1131 auditLogger.info("Success");
1132 PolicyLogger.audit("Transaction Ended Successfully");
1133 im.endTransaction();
1137 * This is to update the PDP Group with the policy/policies being pushed
1138 * Part of a 2 step process to push policies to the PDP that can now be done
1139 * From both the Admin Console and the PolicyEngine API
1141 String groupId = request.getParameter("groupId");
1142 if (groupId != null) {
1144 if(!authorizeRequest(request)){
1145 String message = "PEP not Authorized for making this Request!! \n Contact Administrator for this Scope. ";
1146 PolicyLogger.error(MessageCodes.ERROR_PERMISSIONS + " " + message);
1147 loggingContext.transactionEnded();
1148 PolicyLogger.audit("Transaction Failed - See Error.log");
1149 setResponseError(response,HttpServletResponse.SC_FORBIDDEN, message);
1152 if(apiflag.equalsIgnoreCase("addPolicyToGroup")){
1154 updateGroupsFromAPI(request, response, groupId, loggingContext);
1155 }catch(IOException e){
1158 loggingContext.transactionEnded();
1159 PolicyLogger.audit("Transaction Ended Successfully");
1160 im.endTransaction();
1164 // this is from the Admin Console, so handle separately
1166 loggingContext.metricEnded();
1167 doACPut(request, response, groupId, loggingContext);
1168 loggingContext.metricEnded();
1169 PolicyLogger.metrics("XACMLPapServlet goPut doACPut");
1170 } catch (IOException e) {
1173 loggingContext.transactionEnded();
1174 PolicyLogger.audit("Transaction Ended Successfully");
1175 im.endTransaction();
1179 // Request is for policy validation and creation
1181 if (apiflag != null && apiflag.equalsIgnoreCase("admin")){
1182 // this request is from the Admin Console
1183 SavePolicyHandler savePolicyHandler = SavePolicyHandler.getInstance();
1185 loggingContext.metricStarted();
1186 savePolicyHandler.doPolicyAPIPut(request, response);
1187 loggingContext.metricEnded();
1188 PolicyLogger.metrics("XACMLPapServlet goPut savePolicyHandler");
1189 } catch (IOException e) {
1192 loggingContext.transactionEnded();
1193 PolicyLogger.audit("Transaction Ended Successfully");
1194 im.endTransaction();
1196 } else if (apiflag != null && apiflag.equalsIgnoreCase("api")) {
1197 // this request is from the Policy Creation API
1198 if(authorizeRequest(request)){
1199 APIRequestHandler apiRequestHandler = new APIRequestHandler();
1201 loggingContext.metricStarted();
1202 apiRequestHandler.doPut(request, response, request.getHeader("ClientScope"));
1203 loggingContext.metricEnded();
1204 PolicyLogger.metrics("XACMLPapServlet goPut apiRequestHandler doPut");
1205 } catch (IOException e) {
1208 loggingContext.transactionEnded();
1209 PolicyLogger.audit("Transaction Ended Successfully");
1210 im.endTransaction();
1213 String message = "PEP not Authorized for making this Request!!";
1214 PolicyLogger.error(MessageCodes.ERROR_PERMISSIONS + " " + message);
1215 loggingContext.transactionEnded();
1216 PolicyLogger.audit("Transaction Failed - See Error.log");
1217 setResponseError(response,HttpServletResponse.SC_FORBIDDEN, message);
1218 im.endTransaction();
1222 // We do not expect anything from anywhere else.
1223 // This method is here in case we ever need to support other operations.
1224 LOGGER.error(XACMLErrorConstants.ERROR_DATA_ISSUE + "Request does not have groupId or apiflag");
1225 loggingContext.transactionEnded();
1226 PolicyLogger.audit("Transaction Failed - See Error.log");
1227 setResponseError(response,HttpServletResponse.SC_BAD_REQUEST, "Request does not have groupId or apiflag");
1228 loggingContext.transactionEnded();
1229 PolicyLogger.audit("Transaction Failed - See error.log");
1230 im.endTransaction();
1234 * @see HttpServlet#doDelete(HttpServletRequest request, HttpServletResponse response)
1236 protected void doDelete(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
1237 ONAPLoggingContext loggingContext = ONAPLoggingUtils.getLoggingContextForRequest(request, baseLoggingContext);
1238 loggingContext.transactionStarted();
1239 loggingContext.setServiceName("PAP.delete");
1240 if ((loggingContext.getRequestID() == null) || (loggingContext.getRequestID() == "")){
1241 UUID requestID = UUID.randomUUID();
1242 loggingContext.setRequestID(requestID.toString());
1243 PolicyLogger.info("requestID not provided in call to XACMLPapSrvlet (doDelete) so we generated one");
1245 PolicyLogger.info("requestID was provided in call to XACMLPapSrvlet (doDelete)");
1248 loggingContext.metricStarted();
1249 im.startTransaction();
1250 loggingContext.metricEnded();
1251 PolicyLogger.metrics("XACMLPapServlet doDelete im startTransaction");
1252 } catch (AdministrativeStateException ae){
1253 String message = "DELETE interface called for PAP " + papResourceName + " but it has an Administrative"
1254 + " state of " + im.getStateManager().getAdminState()
1255 + "\n Exception Message: " + ae.getMessage();
1256 LOGGER.info(message, ae);
1257 PolicyLogger.error(MessageCodes.ERROR_SYSTEM_ERROR + " " + message);
1258 loggingContext.transactionEnded();
1259 PolicyLogger.audit("Transaction Failed - See Error.log");
1260 setResponseError(response,HttpServletResponse.SC_INTERNAL_SERVER_ERROR, message);
1262 }catch (StandbyStatusException se) {
1263 String message = "PUT interface called for PAP " + papResourceName + " but it has a Standby Status"
1264 + " of " + im.getStateManager().getStandbyStatus()
1265 + "\n Exception Message: " + se.getMessage();
1266 LOGGER.info(message, se);
1267 PolicyLogger.error(MessageCodes.ERROR_SYSTEM_ERROR + " " + message);
1268 loggingContext.transactionEnded();
1269 PolicyLogger.audit("Transaction Failed - See Error.log");
1270 setResponseError(response,HttpServletResponse.SC_INTERNAL_SERVER_ERROR, message);
1273 loggingContext.metricStarted();
1274 XACMLRest.dumpRequest(request);
1275 loggingContext.metricEnded();
1276 PolicyLogger.metrics("XACMLPapServlet doDelete dumpRequest");
1277 String groupId = request.getParameter("groupId");
1278 String apiflag = request.getParameter("apiflag");
1279 if (groupId != null) {
1280 // Is this from the Admin Console or API?
1282 if(!authorizeRequest(request)){
1283 String message = "PEP not Authorized for making this Request!! \n Contact Administrator for this Scope. ";
1284 PolicyLogger.error(MessageCodes.ERROR_PERMISSIONS + " " + message);
1285 loggingContext.transactionEnded();
1286 PolicyLogger.audit("Transaction Failed - See Error.log");
1287 setResponseError(response,HttpServletResponse.SC_FORBIDDEN, message);
1290 APIRequestHandler apiRequestHandler = new APIRequestHandler();
1292 loggingContext.metricStarted();
1293 apiRequestHandler.doDelete(request, response, loggingContext, apiflag);
1294 loggingContext.metricEnded();
1295 PolicyLogger.metrics("XACMLPapServlet doDelete apiRequestHandler doDelete");
1296 } catch (Exception e) {
1297 LOGGER.error("Exception Occured"+e);
1299 if(apiRequestHandler.getNewGroup()!=null){
1300 groupChanged(apiRequestHandler.getNewGroup(), loggingContext);
1304 // this is from the Admin Console, so handle separately
1306 loggingContext.metricStarted();
1307 doACDelete(request, response, groupId, loggingContext);
1308 loggingContext.metricEnded();
1309 PolicyLogger.metrics("XACMLPapServlet doDelete doACDelete");
1310 } catch (IOException e) {
1313 loggingContext.transactionEnded();
1314 PolicyLogger.audit("Transaction Ended Successfully");
1315 im.endTransaction();
1318 //Catch anything that fell through
1319 PolicyLogger.error(MessageCodes.ERROR_DATA_ISSUE + " Request does not have groupId");
1320 loggingContext.transactionEnded();
1321 PolicyLogger.audit("Transaction Failed - See Error.log");
1322 setResponseError(response,HttpServletResponse.SC_BAD_REQUEST, "Request does not have groupId");
1323 im.endTransaction();
1326 private boolean isPDPCurrent(Properties policies, Properties pipconfig, Properties pdpProperties) {
1327 String localRootPolicies = policies.getProperty(XACMLProperties.PROP_ROOTPOLICIES);
1328 String localReferencedPolicies = policies.getProperty(XACMLProperties.PROP_REFERENCEDPOLICIES);
1329 if (localRootPolicies == null || localReferencedPolicies == null) {
1330 LOGGER.warn(XACMLErrorConstants.ERROR_DATA_ISSUE + "Missing property on PAP server: RootPolicies="+localRootPolicies+" ReferencedPolicies="+localReferencedPolicies);
1333 // Compare the policies and pipconfig properties to the pdpProperties
1335 // the policy properties includes only xacml.rootPolicies and
1336 // xacml.referencedPolicies without any .url entries
1337 Properties pdpPolicies = XACMLProperties.getPolicyProperties(pdpProperties, false);
1338 Properties pdpPipConfig = XACMLProperties.getPipProperties(pdpProperties);
1339 if (localRootPolicies.equals(pdpPolicies.getProperty(XACMLProperties.PROP_ROOTPOLICIES)) &&
1340 localReferencedPolicies.equals(pdpPolicies.getProperty(XACMLProperties.PROP_REFERENCEDPOLICIES)) &&
1341 pdpPipConfig.equals(pipconfig)) {
1342 // The PDP is current
1345 } catch (Exception e) {
1346 // we get here if the PDP did not include either xacml.rootPolicies or xacml.pip.engines,
1347 // or if there are policies that do not have a corresponding ".url" property.
1348 // Either of these cases means that the PDP is not up-to-date, so just drop-through to return false.
1349 PolicyLogger.error(MessageCodes.ERROR_SCHEMA_INVALID, e, "XACMLPapServlet", " PDP Error");
1354 private void populatePolicyURL(StringBuffer urlPath, Properties policies) {
1355 String lists[] = new String[2];
1356 lists[0] = policies.getProperty(XACMLProperties.PROP_ROOTPOLICIES);
1357 lists[1] = policies.getProperty(XACMLProperties.PROP_REFERENCEDPOLICIES);
1358 for (String list : lists) {
1359 if (list != null && list.isEmpty() == false) {
1360 for (String id : Splitter.on(',').trimResults().omitEmptyStrings().split(list)) {
1361 String url = urlPath + "?id=" + id;
1362 LOGGER.info("Policy URL for " + id + ": " + url);
1363 policies.setProperty(id + ".url", url);
1369 protected String getPDPID(HttpServletRequest request) {
1370 String pdpURL = request.getHeader(XACMLRestProperties.PROP_PDP_HTTP_HEADER_ID);
1371 if (pdpURL == null || pdpURL.isEmpty()) {
1372 // Should send back its port for identification
1373 LOGGER.warn(XACMLErrorConstants.ERROR_DATA_ISSUE + "PDP did not send custom header");
1379 protected String getPDPJMX(HttpServletRequest request) {
1380 String pdpJMMX = request.getHeader(XACMLRestProperties.PROP_PDP_HTTP_HEADER_JMX_PORT);
1381 if (pdpJMMX == null || pdpJMMX.isEmpty()) {
1382 // Should send back its port for identification
1383 LOGGER.warn(XACMLErrorConstants.ERROR_DATA_ISSUE + "PDP did not send custom header for JMX Port so the value of 0 is assigned");
1390 * Requests from the PolicyEngine API to update the PDP Group with pushed policy
1395 * @param loggingContext
1396 * @throws ServletException
1397 * @throws IOException
1399 public void updateGroupsFromAPI(HttpServletRequest request, HttpServletResponse response, String groupId, ONAPLoggingContext loggingContext) throws IOException {
1400 PolicyDBDaoTransaction acPutTransaction = policyDBDao.getNewTransaction();
1401 PolicyLogger.audit("PolicyDBDaoTransaction started for updateGroupsFromAPI");
1403 // for PUT operations the group may or may not need to exist before the operation can be done
1404 StdPDPGroup group = (StdPDPGroup) papEngine.getGroup(groupId);
1406 // get the request input stream content into a String
1408 java.util.Scanner scanner = new java.util.Scanner(request.getInputStream());
1409 scanner.useDelimiter("\\A");
1410 json = scanner.hasNext() ? scanner.next() : "";
1413 PolicyLogger.info("pushPolicy request from API: " + json);
1415 // convert Object sent as JSON into local object
1416 StdPDPPolicy policy = PolicyUtils.jsonStringToObject(json, StdPDPPolicy.class);
1418 //Get the current policies from the Group and Add the new one
1419 Set<PDPPolicy> currentPoliciesInGroup = new HashSet<>();
1420 currentPoliciesInGroup = group.getPolicies();
1421 //If the selected policy is in the group we must remove the old version of it
1422 LOGGER.info("Removing old version of the policy");
1423 for(PDPPolicy existingPolicy : currentPoliciesInGroup) {
1424 if (existingPolicy.getName().equals(policy.getName()) && !existingPolicy.getId().equals(policy.getId())){
1425 group.removePolicy(existingPolicy);
1426 LOGGER.info("Removing policy: " + existingPolicy);
1431 // Assume that this is an update of an existing PDP Group
1432 loggingContext.setServiceName("PolicyEngineAPI:PAP.updateGroup");
1434 acPutTransaction.updateGroup(group, "XACMLPapServlet.doACPut");
1435 } catch(Exception e){
1436 PolicyLogger.error(MessageCodes.ERROR_PROCESS_FLOW, e, "XACMLPapServlet", " Error while updating group in the database: "
1437 +"group="+group.getId());
1438 throw new PAPException(e.getMessage());
1441 LOGGER.info("Calling updatGroup() with new group");
1442 papEngine.updateGroup(group);
1444 String policyId = "empty";
1446 policyId = policy.getId();
1448 response.setStatus(HttpServletResponse.SC_NO_CONTENT);
1449 response.addHeader("operation", "push");
1450 response.addHeader("policyId", policyId);
1451 response.addHeader("groupId", groupId);
1453 LOGGER.info("Group '" + group.getId() + "' updated");
1455 loggingContext.metricStarted();
1456 acPutTransaction.commitTransaction();
1457 loggingContext.metricEnded();
1458 PolicyLogger.metrics("XACMLPapServlet updateGroupsFromAPI commitTransaction");
1459 loggingContext.metricStarted();
1461 loggingContext.metricEnded();
1462 PolicyLogger.metrics("XACMLPapServlet updateGroupsFromAPI notifyAC");
1464 // Group changed, which might include changing the policies
1465 groupChanged(group, loggingContext);
1466 loggingContext.transactionEnded();
1467 LOGGER.info("Success");
1469 if (policy != null && ((policy.getId().contains("Config_MS_")) || (policy.getId().contains("BRMS_Param")))) {
1470 PushPolicyHandler pushPolicyHandler = PushPolicyHandler.getInstance();
1471 if (pushPolicyHandler.preSafetyCheck(policy, configHome)) {
1472 LOGGER.debug("Precheck Successful.");
1476 PolicyLogger.audit("Transaction Ended Successfully");
1478 } catch (PAPException e) {
1479 acPutTransaction.rollbackTransaction();
1480 PolicyLogger.error(MessageCodes.ERROR_PROCESS_FLOW, e, "XACMLPapServlet", " API PUT exception");
1481 loggingContext.transactionEnded();
1482 PolicyLogger.audit("Transaction Failed - See Error.log");
1483 String message = XACMLErrorConstants.ERROR_PROCESS_FLOW + "Exception in request to update group from API - See Error.log on on the PAP.";
1484 setResponseError(response, HttpServletResponse.SC_INTERNAL_SERVER_ERROR, e.getMessage());
1485 response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
1486 response.addHeader("error","addGroupError");
1487 response.addHeader("message", message);
1493 * Requests from the Admin Console for operations not on single specific objects
1498 * @param loggingContext
1499 * @throws ServletException
1500 * @throws IOException
1502 private void doACPost(HttpServletRequest request, HttpServletResponse response, String groupId, ONAPLoggingContext loggingContext) throws ServletException, IOException {
1503 PolicyDBDaoTransaction doACPostTransaction = null;
1505 String groupName = request.getParameter("groupName");
1506 String groupDescription = request.getParameter("groupDescription");
1507 String apiflag = request.getParameter("apiflag");
1508 if (groupName != null && groupDescription != null) {
1509 // Args: group=<groupId> groupName=<name> groupDescription=<description> <= create a new group
1510 loggingContext.setServiceName("AC:PAP.createGroup");
1511 String unescapedName = null;
1512 String unescapedDescription = null;
1514 unescapedName = URLDecoder.decode(groupName, "UTF-8");
1515 unescapedDescription = URLDecoder.decode(groupDescription, "UTF-8");
1516 } catch (UnsupportedEncodingException e) {
1519 PolicyDBDaoTransaction newGroupTransaction = policyDBDao.getNewTransaction();
1521 newGroupTransaction.createGroup(PolicyDBDao.createNewPDPGroupId(unescapedName), unescapedName, unescapedDescription,"XACMLPapServlet.doACPost");
1522 papEngine.newGroup(unescapedName, unescapedDescription);
1523 loggingContext.metricStarted();
1524 newGroupTransaction.commitTransaction();
1525 loggingContext.metricEnded();
1526 PolicyLogger.metrics("XACMLPapServlet doACPost commitTransaction");
1527 } catch (Exception e) {
1528 newGroupTransaction.rollbackTransaction();
1529 PolicyLogger.error(MessageCodes.ERROR_PROCESS_FLOW, e, "XACMLPapServlet", " Unable to create new group");
1530 loggingContext.transactionEnded();
1531 PolicyLogger.audit("Transaction Failed - See Error.log");
1532 setResponseError(response,HttpServletResponse.SC_INTERNAL_SERVER_ERROR, "Unable to create new group '" + groupId + "'");
1535 response.setStatus(HttpServletResponse.SC_NO_CONTENT);
1536 if (LOGGER.isDebugEnabled()) {
1537 LOGGER.debug("New Group '" + groupId + "' created");
1539 // tell the Admin Consoles there is a change
1540 loggingContext.metricStarted();
1542 loggingContext.metricEnded();
1543 PolicyLogger.metrics("XACMLPapServlet doACPost notifyAC");
1544 // new group by definition has no PDPs, so no need to notify them of changes
1545 loggingContext.transactionEnded();
1546 PolicyLogger.audit("Transaction Failed - See Error.log");
1547 auditLogger.info("Success");
1548 PolicyLogger.audit("Transaction Ended Successfully");
1551 // for all remaining POST operations the group must exist before the operation can be done
1552 OnapPDPGroup group = null;
1554 group = papEngine.getGroup(groupId);
1555 } catch (PAPException e){
1558 if (group == null) {
1559 String message = "Unknown groupId '" + groupId + "'";
1560 PolicyLogger.error(MessageCodes.ERROR_DATA_ISSUE + " " + message);
1561 loggingContext.transactionEnded();
1562 PolicyLogger.audit("Transaction Failed - See Error.log");
1564 response.addHeader("error", "unknownGroupId");
1565 response.addHeader("operation", "push");
1566 response.addHeader("message", message);
1567 response.setStatus(HttpServletResponse.SC_NOT_FOUND);
1569 setResponseError(response,HttpServletResponse.SC_NOT_FOUND, message);
1574 // If the request contains a policyId then we know we are pushing the policy to PDP
1575 if (request.getParameter("policyId") != null) {
1578 loggingContext.setServiceName("PolicyEngineAPI:PAP.postPolicy");
1579 LOGGER.info("PushPolicy Request From The API");
1581 loggingContext.setServiceName("AC:PAP.postPolicy");
1582 LOGGER.info("PushPolicy Request From The AC");
1585 String policyId = request.getParameter("policyId");
1586 PolicyDBDaoTransaction addPolicyToGroupTransaction = policyDBDao.getNewTransaction();
1587 StdPDPGroup updatedGroup = null;
1589 //Copying the policy to the file system and updating groups in database
1590 LOGGER.info("PapServlet: calling PolicyDBDao.addPolicyToGroup()");
1591 updatedGroup = addPolicyToGroupTransaction.addPolicyToGroup(group.getId(), policyId,"XACMLPapServlet.doACPost");
1592 loggingContext.metricStarted();
1593 addPolicyToGroupTransaction.commitTransaction();
1594 loggingContext.metricEnded();
1595 PolicyLogger.metrics("XACMLPapServlet doACPost commitTransaction");
1596 LOGGER.info("PapServlet: addPolicyToGroup() succeeded, transaction was committed");
1598 } catch (Exception e) {
1599 addPolicyToGroupTransaction.rollbackTransaction();
1600 String message = "Policy '" + policyId + "' not copied to group '" + groupId +"': " + e;
1601 PolicyLogger.error(MessageCodes.ERROR_PROCESS_FLOW + " " + message);
1602 loggingContext.transactionEnded();
1603 PolicyLogger.audit("Transaction Failed - See Error.log");
1605 response.addHeader("error", "policyCopyError");
1606 response.addHeader("message", message);
1607 response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
1609 setResponseError(response,HttpServletResponse.SC_INTERNAL_SERVER_ERROR, message);
1614 if(apiflag != null){
1616 * If request comes from the API we need to run the PolicyDBDao updateGroup() to notify other paps of the change.
1617 * The GUI does this from the POLICY-SDK-APP code.
1620 // Get new transaction to perform updateGroup()
1621 PolicyDBDaoTransaction acPutTransaction = policyDBDao.getNewTransaction();
1623 // get the request content into a String and read the inputStream into a buffer
1624 java.util.Scanner scanner = new java.util.Scanner(request.getInputStream());
1625 scanner.useDelimiter("\\A");
1626 String json = scanner.hasNext() ? scanner.next() : "";
1629 // convert Object sent as JSON into local object
1630 ObjectMapper mapper = new ObjectMapper();
1631 Object objectFromJSON = mapper.readValue(json, StdPDPPolicy.class);
1632 StdPDPPolicy policy = (StdPDPPolicy) objectFromJSON;
1634 LOGGER.info("Request JSON Payload: " + json);
1636 // Assume that this is an update of an existing PDP Group
1637 loggingContext.setServiceName("PolicyEngineAPI:PAP.updateGroup");
1639 acPutTransaction.updateGroup(updatedGroup, "XACMLPapServlet.doACPut");
1640 } catch(Exception e){
1641 PolicyLogger.error(MessageCodes.ERROR_PROCESS_FLOW, e, "XACMLPapServlet", " Error occurred when notifying PAPs of a group change: "
1643 throw new PAPException(e.getMessage());
1646 LOGGER.info("Calling updatGroup() with new group");
1647 papEngine.updateGroup(updatedGroup);
1649 LOGGER.info("Group '" + updatedGroup.getId() + "' updated");
1651 // Commit transaction to send notification to other PAPs
1652 loggingContext.metricStarted();
1653 acPutTransaction.commitTransaction();
1654 loggingContext.metricEnded();
1655 PolicyLogger.metrics("XACMLPapServlet updateGroupsFromAPI commitTransaction");
1656 loggingContext.metricStarted();
1659 loggingContext.metricEnded();
1660 PolicyLogger.metrics("XACMLPapServlet updateGroupsFromAPI notifyAC");
1662 // Group changed to send notification to PDPs, which might include changing the policies
1663 groupChanged(updatedGroup,loggingContext);
1664 loggingContext.transactionEnded();
1665 LOGGER.info("Success");
1667 if (policy != null && ((policy.getName().contains("Config_MS_")) || (policy.getId().contains("BRMS_Param")))) {
1668 PushPolicyHandler pushPolicyHandler = PushPolicyHandler.getInstance();
1669 if (pushPolicyHandler.preSafetyCheck(policy, configHome)) {
1670 LOGGER.debug("Precheck Successful.");
1674 //delete temporary policy file from the bin directory
1675 Files.deleteIfExists(Paths.get(policy.getId()));
1677 } catch (Exception e) {
1678 acPutTransaction.rollbackTransaction();
1679 PolicyLogger.error(MessageCodes.ERROR_PROCESS_FLOW, e, "XACMLPapServlet", " API PUT exception");
1680 loggingContext.transactionEnded();
1681 PolicyLogger.audit("Transaction Failed - See Error.log");
1682 String message = XACMLErrorConstants.ERROR_PROCESS_FLOW + "Exception occurred when updating the group from API.";
1683 LOGGER.error(message);
1684 setResponseError(response, HttpServletResponse.SC_INTERNAL_SERVER_ERROR, e.getMessage());
1685 response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
1686 response.addHeader("error","addGroupError");
1687 response.addHeader("message", message);
1692 // policy file copied ok and the Group was updated on the PDP
1693 response.setStatus(HttpServletResponse.SC_NO_CONTENT);
1694 response.addHeader("operation", "push");
1695 response.addHeader("policyId", policyId);
1696 response.addHeader("groupId", groupId);
1698 LOGGER.info("policy '" + policyId + "' copied to directory for group '" + groupId + "'");
1699 loggingContext.transactionEnded();
1700 auditLogger.info("Success");
1701 LOGGER.info("Transaction Ended Successfully");
1704 } else if (request.getParameter("default") != null) {
1705 // Args: group=<groupId> default=true <= make default
1706 // change the current default group to be the one identified in the request.
1707 loggingContext.setServiceName("AC:PAP.setDefaultGroup");
1708 // This is a POST operation rather than a PUT "update group" because of the side-effect that the current default group is also changed.
1709 // It should never be the case that multiple groups are currently marked as the default, but protect against that anyway.
1710 PolicyDBDaoTransaction setDefaultGroupTransaction = policyDBDao.getNewTransaction();
1712 setDefaultGroupTransaction.changeDefaultGroup(group, "XACMLPapServlet.doACPost");
1713 papEngine.setDefaultGroup(group);
1714 loggingContext.metricStarted();
1715 setDefaultGroupTransaction.commitTransaction();
1716 loggingContext.metricEnded();
1717 PolicyLogger.metrics("XACMLPapServlet doACPost commitTransaction");
1718 } catch (Exception e) {
1719 setDefaultGroupTransaction.rollbackTransaction();
1720 PolicyLogger.error(MessageCodes.ERROR_PROCESS_FLOW, e, "XACMLPapServlet", " Unable to set group");
1721 loggingContext.transactionEnded();
1722 PolicyLogger.audit("Transaction Failed - See Error.log");
1723 setResponseError(response,HttpServletResponse.SC_INTERNAL_SERVER_ERROR, "Unable to set group '" + groupId + "' to default");
1726 response.setStatus(HttpServletResponse.SC_NO_CONTENT);
1727 if (LOGGER.isDebugEnabled()) {
1728 LOGGER.debug("Group '" + groupId + "' set to be default");
1730 // Notify the Admin Consoles that something changed
1731 // For now the AC cannot handle anything more detailed than the whole set of PDPGroups, so just notify on that
1732 //TODO - Future: FIGURE OUT WHAT LEVEL TO NOTIFY: 2 groups or entire set - currently notify AC to update whole configuration of all groups
1733 loggingContext.metricStarted();
1735 // This does not affect any PDPs in the existing groups, so no need to notify them of this change
1736 loggingContext.metricEnded();
1737 PolicyLogger.metrics("XACMLPapServlet doACPost notifyAC");
1738 loggingContext.transactionEnded();
1739 auditLogger.info("Success");
1740 LOGGER.info("Transaction Ended Successfully");
1742 } else if (request.getParameter("pdpId") != null) {
1743 doACPostTransaction = policyDBDao.getNewTransaction();
1744 // Args: group=<groupId> pdpId=<pdpId> <= move PDP to group
1745 loggingContext.setServiceName("AC:PAP.movePDP");
1746 String pdpId = request.getParameter("pdpId");
1747 OnapPDP pdp = papEngine.getPDP(pdpId);
1748 OnapPDPGroup originalGroup = papEngine.getPDPGroup((OnapPDP) pdp);
1750 doACPostTransaction.movePdp(pdp, group, "XACMLPapServlet.doACPost");
1751 }catch(Exception e){
1752 doACPostTransaction.rollbackTransaction();
1753 PolicyLogger.error(MessageCodes.ERROR_PROCESS_FLOW, e, "XACMLPapServlet",
1754 " Error while moving pdp in the database: "
1755 +"pdp="+pdp.getId()+",to group="+group.getId());
1756 throw new PAPException(e.getMessage());
1758 papEngine.movePDP((OnapPDP) pdp, group);
1759 response.setStatus(HttpServletResponse.SC_NO_CONTENT);
1760 if (LOGGER.isDebugEnabled()) {
1761 LOGGER.debug("PDP '" + pdp.getId() +"' moved to group '" + group.getId() + "' set to be default");
1763 // update the status of both the original group and the new one
1764 ((StdPDPGroup)originalGroup).resetStatus();
1765 ((StdPDPGroup)group).resetStatus();
1766 // Notify the Admin Consoles that something changed
1767 // For now the AC cannot handle anything more detailed than the whole set of PDPGroups, so just notify on that
1768 loggingContext.metricStarted();
1770 loggingContext.metricEnded();
1771 PolicyLogger.metrics("XACMLPapServlet doACPost notifyAC");
1772 // Need to notify the PDP that it's config may have changed
1773 pdpChanged(pdp, loggingContext);
1774 loggingContext.metricStarted();
1775 doACPostTransaction.commitTransaction();
1776 loggingContext.metricEnded();
1777 PolicyLogger.metrics("XACMLPapServlet doACPost commitTransaction");
1778 loggingContext.transactionEnded();
1779 auditLogger.info("Success");
1780 PolicyLogger.audit("Transaction Ended Successfully");
1783 } catch (PAPException e) {
1784 PolicyLogger.error(MessageCodes.ERROR_PROCESS_FLOW, e, "XACMLPapServlet", " AC POST exception");
1785 loggingContext.transactionEnded();
1786 PolicyLogger.audit("Transaction Failed - See Error.log");
1787 setResponseError(response,HttpServletResponse.SC_INTERNAL_SERVER_ERROR, e.getMessage());
1793 * Requests from the Admin Console to GET info about the Groups and PDPs
1798 * @param loggingContext
1799 * @throws ServletException
1800 * @throws IOException
1802 private void doACGet(HttpServletRequest request, HttpServletResponse response, String groupId, ONAPLoggingContext loggingContext) throws IOException {
1804 String parameterDefault = request.getParameter("default");
1805 String pdpId = request.getParameter("pdpId");
1806 String pdpGroup = request.getParameter("getPDPGroup");
1807 if ("".equals(groupId)) {
1808 // request IS from AC but does not identify a group by name
1809 if (parameterDefault != null) {
1810 // Request is for the Default group (whatever its id)
1811 loggingContext.setServiceName("AC:PAP.getDefaultGroup");
1812 OnapPDPGroup group = papEngine.getDefaultGroup();
1813 // convert response object to JSON and include in the response
1814 mapperWriteValue(new ObjectMapper(), response, group);
1815 if (LOGGER.isDebugEnabled()) {
1816 LOGGER.debug("GET Default group req from '" + request.getRequestURL() + "'");
1818 response.setStatus(HttpServletResponse.SC_OK);
1819 response.setHeader("content-type", "application/json");
1821 response.getOutputStream().close();
1822 } catch (IOException e){
1825 loggingContext.transactionEnded();
1826 auditLogger.info("Success");
1827 PolicyLogger.audit("Transaction Ended Successfully");
1829 } else if (pdpId != null) {
1830 // Request is related to a PDP
1831 if (pdpGroup == null) {
1832 // Request is for the (unspecified) group containing a given PDP
1833 loggingContext.setServiceName("AC:PAP.getPDP");
1836 pdp = papEngine.getPDP(pdpId);
1837 }catch(PAPException e){
1840 // convert response object to JSON and include in the response
1841 mapperWriteValue(new ObjectMapper(), response, pdp);
1842 if (LOGGER.isDebugEnabled()) {
1843 LOGGER.debug("GET pdp '" + pdpId + "' req from '" + request.getRequestURL() + "'");
1845 response.setStatus(HttpServletResponse.SC_OK);
1846 response.setHeader("content-type", "application/json");
1848 response.getOutputStream().close();
1849 } catch (IOException e){
1852 loggingContext.transactionEnded();
1853 auditLogger.info("Success");
1854 PolicyLogger.audit("Transaction Ended Successfully");
1857 // Request is for the group containing a given PDP
1858 loggingContext.setServiceName("AC:PAP.getGroupForPDP");
1859 OnapPDPGroup group =null;
1861 OnapPDP pdp = papEngine.getPDP(pdpId);
1862 group = papEngine.getPDPGroup((OnapPDP) pdp);
1863 }catch(PAPException e){
1866 // convert response object to JSON and include in the response
1867 mapperWriteValue(new ObjectMapper(), response, group);
1868 if (LOGGER.isDebugEnabled()) {
1869 LOGGER.debug("GET PDP '" + pdpId + "' Group req from '" + request.getRequestURL() + "'");
1871 response.setStatus(HttpServletResponse.SC_OK);
1872 response.setHeader("content-type", "application/json");
1874 response.getOutputStream().close();
1875 } catch (IOException e){
1878 loggingContext.transactionEnded();
1879 auditLogger.info("Success");
1880 PolicyLogger.audit("Transaction Ended Successfully");
1884 // request is for top-level properties about all groups
1885 loggingContext.setServiceName("AC:PAP.getAllGroups");
1886 Set<OnapPDPGroup> groups = papEngine.getOnapPDPGroups();
1887 // convert response object to JSON and include in the response
1888 mapperWriteValue(new ObjectMapper(), response, groups);
1889 if (LOGGER.isDebugEnabled()) {
1890 LOGGER.debug("GET All groups req");
1892 response.setStatus(HttpServletResponse.SC_OK);
1893 response.setHeader("content-type", "application/json");
1895 response.getOutputStream().close();
1896 } catch (IOException e){
1899 loggingContext.transactionEnded();
1900 auditLogger.info("Success");
1901 PolicyLogger.audit("Transaction Ended Successfully");
1905 // for all other GET operations the group must exist before the operation can be done
1906 OnapPDPGroup group = null;
1908 group = papEngine.getGroup(groupId);
1909 } catch(PAPException e){
1912 if (group == null) {
1913 String message = "Unknown groupId '" + groupId + "'";
1914 PolicyLogger.error(MessageCodes.ERROR_DATA_ISSUE + " " + message);
1915 loggingContext.transactionEnded();
1916 PolicyLogger.audit("Transaction Failed - See Error.log");
1917 setResponseError(response,HttpServletResponse.SC_NOT_FOUND, message);
1920 // Figure out which request this is based on the parameters
1921 String policyId = request.getParameter("policyId");
1922 if (policyId != null) {
1923 // retrieve a policy
1924 loggingContext.setServiceName("AC:PAP.getPolicy");
1925 // convert response object to JSON and include in the response
1926 PolicyLogger.error(MessageCodes.ERROR_DATA_ISSUE + " GET Policy not implemented");
1927 loggingContext.transactionEnded();
1928 PolicyLogger.audit("Transaction Failed - See Error.log");
1929 setResponseError(response,HttpServletResponse.SC_BAD_REQUEST, "GET Policy not implemented");
1931 // No other parameters, so return the identified Group
1932 loggingContext.setServiceName("AC:PAP.getGroup");
1933 // convert response object to JSON and include in the response
1934 mapperWriteValue(new ObjectMapper(), response, group);
1935 if (LOGGER.isDebugEnabled()) {
1936 LOGGER.debug("GET group '" + group.getId() + "' req from '" + request.getRequestURL() + "'");
1938 response.setStatus(HttpServletResponse.SC_OK);
1939 response.setHeader("content-type", "application/json");
1941 response.getOutputStream().close();
1942 } catch (IOException e){
1945 loggingContext.transactionEnded();
1946 auditLogger.info("Success");
1947 PolicyLogger.audit("Transaction Ended Successfully");
1950 // Currently there are no other GET calls from the AC.
1951 // The AC uses the "GET All Groups" operation to fill its local cache and uses that cache for all other GETs without calling the PAP.
1952 // Other GETs that could be called:
1953 // Specific Group (groupId=<groupId>)
1954 // A Policy (groupId=<groupId> policyId=<policyId>)
1955 // A PDP (groupId=<groupId> pdpId=<pdpId>)
1956 PolicyLogger.error(MessageCodes.ERROR_DATA_ISSUE + " UNIMPLEMENTED ");
1957 loggingContext.transactionEnded();
1958 PolicyLogger.audit("Transaction Failed - See Error.log");
1959 setResponseError(response,HttpServletResponse.SC_BAD_REQUEST, "UNIMPLEMENTED");
1960 } catch (PAPException e) {
1961 PolicyLogger.error(MessageCodes.ERROR_PROCESS_FLOW, e, "XACMLPapServlet", " AC Get exception");
1962 loggingContext.transactionEnded();
1963 PolicyLogger.audit("Transaction Failed - See Error.log");
1964 setResponseError(response,HttpServletResponse.SC_INTERNAL_SERVER_ERROR, e.getMessage());
1970 * Requests from the Admin Console to create new items or update existing ones
1975 * @param loggingContext
1976 * @throws ServletException
1977 * @throws IOException
1979 private void doACPut(HttpServletRequest request, HttpServletResponse response, String groupId, ONAPLoggingContext loggingContext) throws IOException {
1980 PolicyDBDaoTransaction acPutTransaction = policyDBDao.getNewTransaction();
1982 // for PUT operations the group may or may not need to exist before the operation can be done
1983 OnapPDPGroup group = papEngine.getGroup(groupId);
1984 // determine the operation needed based on the parameters in the request
1985 // for remaining operations the group must exist before the operation can be done
1986 if (group == null) {
1987 String message = "Unknown groupId '" + groupId + "'";
1988 PolicyLogger.error(MessageCodes.ERROR_DATA_ISSUE + " " + message);
1989 loggingContext.transactionEnded();
1990 PolicyLogger.audit("Transaction Failed - See Error.log");
1991 setResponseError(response,HttpServletResponse.SC_NOT_FOUND, message);
1994 if (request.getParameter("policy") != null) {
1995 // group=<groupId> policy=<policyId> contents=policy file <= Create new policy file in group dir, or replace it if it already exists (do not touch properties)
1996 loggingContext.setServiceName("AC:PAP.putPolicy");
1997 PolicyLogger.error(MessageCodes.ERROR_DATA_ISSUE + " PARTIALLY IMPLEMENTED!!! ACTUAL CHANGES SHOULD BE MADE BY PAP SERVLET!!! ");
1998 response.setStatus(HttpServletResponse.SC_NO_CONTENT);
1999 loggingContext.transactionEnded();
2000 PolicyLogger.audit("Transaction Failed - See Error.log");
2001 auditLogger.info("Success");
2002 PolicyLogger.audit("Transaction Ended Successfully");
2004 } else if (request.getParameter("pdpId") != null) {
2005 // ARGS: group=<groupId> pdpId=<pdpId/URL> <= create a new PDP or Update an Existing one
2006 String pdpId = request.getParameter("pdpId");
2007 if (papEngine.getPDP(pdpId) == null) {
2008 loggingContext.setServiceName("AC:PAP.createPDP");
2010 loggingContext.setServiceName("AC:PAP.updatePDP");
2012 // get the request content into a String
2014 // read the inputStream into a buffer (trick found online scans entire input looking for end-of-file)
2016 Scanner scanner = new Scanner(request.getInputStream());
2017 scanner.useDelimiter("\\A");
2018 json = scanner.hasNext() ? scanner.next() : "";
2020 }catch(IOException e){
2023 LOGGER.info("JSON request from AC: " + json);
2024 // convert Object sent as JSON into local object
2025 ObjectMapper mapper = new ObjectMapper();
2026 Object objectFromJSON = mapper.readValue(json, StdPDP.class);
2027 if (pdpId == null ||
2028 objectFromJSON == null ||
2029 ! (objectFromJSON instanceof StdPDP) ||
2030 ((StdPDP)objectFromJSON).getId() == null ||
2031 ! ((StdPDP)objectFromJSON).getId().equals(pdpId)) {
2032 PolicyLogger.error(MessageCodes.ERROR_DATA_ISSUE + " PDP new/update had bad input. pdpId=" + pdpId + " objectFromJSON="+objectFromJSON);
2033 loggingContext.transactionEnded();
2034 PolicyLogger.audit("Transaction Failed - See Error.log");
2035 setResponseError(response,HttpServletResponse.SC_INTERNAL_SERVER_ERROR, "Bad input, pdpid="+pdpId+" object="+objectFromJSON);
2037 StdPDP pdp = (StdPDP) objectFromJSON;
2039 OnapPDP oPDP = null;
2041 oPDP = papEngine.getPDP(pdpId);
2042 }catch (PAPException e){
2046 // this is a request to create a new PDP object
2048 acPutTransaction.addPdpToGroup(pdp.getId(), group.getId(), pdp.getName(),
2049 pdp.getDescription(), pdp.getJmxPort(),"XACMLPapServlet.doACPut");
2050 } catch(Exception e){
2051 PolicyLogger.error(MessageCodes.ERROR_PROCESS_FLOW, e, "XACMLPapServlet", " Error while adding pdp to group in the database: "
2052 +"pdp="+ (pdp.getId()) +",to group="+group.getId());
2053 throw new PAPException(e.getMessage());
2056 papEngine.newPDP(pdp.getId(), group, pdp.getName(), pdp.getDescription(), pdp.getJmxPort());
2057 }catch(PAPException e){
2062 acPutTransaction.updatePdp(pdp, "XACMLPapServlet.doACPut");
2063 } catch(Exception e){
2064 PolicyLogger.error(MessageCodes.ERROR_PROCESS_FLOW, e, "XACMLPapServlet", " Error while updating pdp in the database: "
2065 +"pdp="+ pdp.getId());
2066 throw new PAPException(e.getMessage());
2068 // this is a request to update the pdp
2070 papEngine.updatePDP(pdp);
2071 }catch(PAPException e){
2075 response.setStatus(HttpServletResponse.SC_NO_CONTENT);
2076 if (LOGGER.isDebugEnabled()) {
2077 LOGGER.debug("PDP '" + pdpId + "' created/updated");
2079 // adjust the group's state including the new PDP
2080 ((StdPDPGroup)group).resetStatus();
2081 // tell the Admin Consoles there is a change
2082 loggingContext.metricStarted();
2084 loggingContext.metricEnded();
2085 PolicyLogger.metrics("XACMLPapServlet doACPut notifyAC");
2086 // this might affect the PDP, so notify it of the change
2087 pdpChanged(pdp, loggingContext);
2088 loggingContext.metricStarted();
2089 acPutTransaction.commitTransaction();
2090 loggingContext.metricEnded();
2091 PolicyLogger.metrics("XACMLPapServlet doACPut commitTransaction");
2092 loggingContext.transactionEnded();
2093 auditLogger.info("Success");
2094 PolicyLogger.audit("Transaction Ended Successfully");
2098 PolicyLogger.error(MessageCodes.ERROR_PROCESS_FLOW, "XACMLPapServlet", " Error while adding pdp to group in the database: "
2099 +"pdp=null" + ",to group="+group.getId());
2100 throw new PAPException("PDP is null");
2101 } catch(Exception e){
2102 throw new PAPException("PDP is null" + e.getMessage() +e);
2105 } else if (request.getParameter("pipId") != null) {
2106 // group=<groupId> pipId=<pipEngineId> contents=pip properties <= add a PIP to pip config, or replace it if it already exists (lenient operation)
2107 loggingContext.setServiceName("AC:PAP.putPIP");
2108 PolicyLogger.error(MessageCodes.ERROR_SYSTEM_ERROR + " UNIMPLEMENTED");
2109 loggingContext.transactionEnded();
2110 PolicyLogger.audit("Transaction Failed - See Error.log");
2111 setResponseError(response,HttpServletResponse.SC_BAD_REQUEST, "UNIMPLEMENTED");
2114 // Assume that this is an update of an existing PDP Group
2115 // ARGS: group=<groupId> <= Update an Existing Group
2116 loggingContext.setServiceName("AC:PAP.updateGroup");
2117 // get the request content into a String
2119 // read the inputStream into a buffer (trick found online scans entire input looking for end-of-file)
2121 Scanner scanner = new Scanner(request.getInputStream());
2122 scanner.useDelimiter("\\A");
2123 json = scanner.hasNext() ? scanner.next() : "";
2125 }catch(IOException e){
2128 LOGGER.info("JSON request from AC: " + json);
2129 // convert Object sent as JSON into local object
2130 ObjectMapper mapper = new ObjectMapper();
2131 Object objectFromJSON = mapper.readValue(json, StdPDPGroup.class);
2132 if (objectFromJSON == null || ! (objectFromJSON instanceof StdPDPGroup) ||
2133 ! ((StdPDPGroup)objectFromJSON).getId().equals(group.getId())) {
2134 PolicyLogger.error(MessageCodes.ERROR_DATA_ISSUE + " Group update had bad input. id=" + group.getId() + " objectFromJSON="+objectFromJSON);
2135 loggingContext.transactionEnded();
2136 PolicyLogger.audit("Transaction Failed - See Error.log");
2137 setResponseError(response,HttpServletResponse.SC_INTERNAL_SERVER_ERROR, "Bad input, id="+group.getId() +" object="+objectFromJSON);
2139 // The Path on the PAP side is not carried on the RESTful interface with the AC
2140 // (because it is local to the PAP)
2141 // so we need to fill that in before submitting the group for update
2142 if(objectFromJSON != null){
2143 ((StdPDPGroup)objectFromJSON).setDirectory(((StdPDPGroup)group).getDirectory());
2146 if("delete".equals(((StdPDPGroup)objectFromJSON).getOperation())){
2147 acPutTransaction.updateGroup((StdPDPGroup)objectFromJSON, "XACMLPapServlet.doDelete");
2149 acPutTransaction.updateGroup((StdPDPGroup)objectFromJSON, "XACMLPapServlet.doACPut");
2151 } catch(Exception e){
2152 PolicyLogger.error(MessageCodes.ERROR_PROCESS_FLOW + " Error while updating group in the database: "
2153 +"group="+group.getId());
2155 throw new PAPException(e.getMessage());
2158 PushPolicyHandler pushPolicyHandler = PushPolicyHandler.getInstance();
2159 OnapPDPGroup updatedGroup = (StdPDPGroup)objectFromJSON;
2160 if (pushPolicyHandler.preSafetyCheck(updatedGroup, configHome)) {
2161 LOGGER.debug("Precheck Successful.");
2164 papEngine.updateGroup((StdPDPGroup)objectFromJSON);
2165 }catch(PAPException e){
2168 response.setStatus(HttpServletResponse.SC_NO_CONTENT);
2169 if (LOGGER.isDebugEnabled()) {
2170 LOGGER.debug("Group '" + group.getId() + "' updated");
2172 loggingContext.metricStarted();
2173 acPutTransaction.commitTransaction();
2174 loggingContext.metricEnded();
2175 PolicyLogger.metrics("XACMLPapServlet doACPut commitTransaction");
2176 // tell the Admin Consoles there is a change
2177 loggingContext.metricStarted();
2179 loggingContext.metricEnded();
2180 PolicyLogger.metrics("XACMLPapServlet doACPut notifyAC");
2181 // Group changed, which might include changing the policies
2182 groupChanged(group, loggingContext);
2183 loggingContext.transactionEnded();
2184 auditLogger.info("Success");
2185 PolicyLogger.audit("Transaction Ended Successfully");
2188 } catch (PAPException e) {
2190 acPutTransaction.rollbackTransaction();
2191 PolicyLogger.error(MessageCodes.ERROR_PROCESS_FLOW, e, "XACMLPapServlet", " AC PUT exception");
2192 loggingContext.transactionEnded();
2193 PolicyLogger.audit("Transaction Failed - See Error.log");
2194 setResponseError(response,HttpServletResponse.SC_INTERNAL_SERVER_ERROR, e.getMessage());
2200 * Requests from the Admin Console to delete/remove items
2205 * @param loggingContext
2206 * @throws ServletException
2207 * @throws IOException
2209 private void doACDelete(HttpServletRequest request, HttpServletResponse response, String groupId, ONAPLoggingContext loggingContext) throws IOException {
2210 //This code is to allow deletes to propagate to the database since delete is not implemented
2211 String isDeleteNotify = request.getParameter("isDeleteNotify");
2212 if(isDeleteNotify != null){
2213 String policyToDelete = request.getParameter("policyToDelete");
2215 policyToDelete = URLDecoder.decode(policyToDelete,"UTF-8");
2216 } catch(UnsupportedEncodingException e){
2217 LOGGER.error("Unsupported URL encoding of policyToDelete (UTF-8", e);
2218 setResponseError(response,HttpServletResponse.SC_INTERNAL_SERVER_ERROR,"policyToDelete encoding not supported");
2221 PolicyDBDaoTransaction deleteTransaction = policyDBDao.getNewTransaction();
2223 deleteTransaction.deletePolicy(policyToDelete);
2224 } catch(Exception e){
2225 deleteTransaction.rollbackTransaction();
2226 setResponseError(response,HttpServletResponse.SC_INTERNAL_SERVER_ERROR,"deleteTransaction.deleteTransaction(policyToDelete) "
2227 + "\nfailure with the following exception: " + e);
2230 loggingContext.metricStarted();
2231 deleteTransaction.commitTransaction();
2232 loggingContext.metricEnded();
2233 PolicyLogger.metrics("XACMLPapServlet doACPut commitTransaction");
2234 response.setStatus(HttpServletResponse.SC_OK);
2237 PolicyDBDaoTransaction removePdpOrGroupTransaction = policyDBDao.getNewTransaction();
2239 // for all DELETE operations the group must exist before the operation can be done
2240 loggingContext.setServiceName("AC:PAP.delete");
2241 OnapPDPGroup group = papEngine.getGroup(groupId);
2242 if (group == null) {
2243 String message = "Unknown groupId '" + groupId + "'";
2244 PolicyLogger.error(MessageCodes.ERROR_DATA_ISSUE + " " + message);
2245 loggingContext.transactionEnded();
2246 PolicyLogger.audit("Transaction Failed - See Error.log");
2247 setResponseError(response,HttpServletResponse.SC_NOT_FOUND, "Unknown groupId '" + groupId +"'");
2250 // determine the operation needed based on the parameters in the request
2251 if (request.getParameter("policy") != null) {
2252 // group=<groupId> policy=<policyId> [delete=<true|false>] <= delete policy file from group
2253 loggingContext.setServiceName("AC:PAP.deletePolicy");
2254 PolicyLogger.error(MessageCodes.ERROR_SYSTEM_ERROR + " UNIMPLEMENTED");
2255 loggingContext.transactionEnded();
2256 PolicyLogger.audit("Transaction Failed - See Error.log");
2257 setResponseError(response,HttpServletResponse.SC_BAD_REQUEST, "UNIMPLEMENTED");
2259 } else if (request.getParameter("pdpId") != null) {
2260 // ARGS: group=<groupId> pdpId=<pdpId> <= delete PDP
2261 String pdpId = request.getParameter("pdpId");
2262 OnapPDP pdp = papEngine.getPDP(pdpId);
2264 removePdpOrGroupTransaction.removePdpFromGroup(pdp.getId(),"XACMLPapServlet.doACDelete");
2265 } catch(Exception e){
2266 throw new PAPException(e);
2269 papEngine.removePDP((OnapPDP) pdp);
2270 }catch(PAPException e){
2273 // adjust the status of the group, which may have changed when we removed this PDP
2274 ((StdPDPGroup)group).resetStatus();
2275 response.setStatus(HttpServletResponse.SC_NO_CONTENT);
2276 loggingContext.metricStarted();
2278 loggingContext.metricEnded();
2279 PolicyLogger.metrics("XACMLPapServlet doACPut notifyAC");
2280 // update the PDP and tell it that it has NO Policies (which prevents it from serving PEP Requests)
2281 pdpChanged(pdp, loggingContext);
2282 loggingContext.metricStarted();
2283 removePdpOrGroupTransaction.commitTransaction();
2284 loggingContext.metricEnded();
2285 PolicyLogger.metrics("XACMLPapServlet doACPut commitTransaction");
2286 loggingContext.transactionEnded();
2287 auditLogger.info("Success");
2288 PolicyLogger.audit("Transaction Ended Successfully");
2290 } else if (request.getParameter("pipId") != null) {
2291 // group=<groupId> pipId=<pipEngineId> <= delete PIP config for given engine
2292 loggingContext.setServiceName("AC:PAP.deletePIPConfig");
2293 PolicyLogger.error(MessageCodes.ERROR_SYSTEM_ERROR + " UNIMPLEMENTED");
2294 loggingContext.transactionEnded();
2295 PolicyLogger.audit("Transaction Failed - See Error.log");
2296 setResponseError(response,HttpServletResponse.SC_BAD_REQUEST, "UNIMPLEMENTED");
2299 // ARGS: group=<groupId> movePDPsToGroupId=<movePDPsToGroupId> <= delete a group and move all its PDPs to the given group
2300 String moveToGroupId = request.getParameter("movePDPsToGroupId");
2301 OnapPDPGroup moveToGroup = null;
2302 if (moveToGroupId != null) {
2304 moveToGroup = papEngine.getGroup(moveToGroupId);
2305 }catch(PAPException e){
2309 // get list of PDPs in the group being deleted so we can notify them that they got changed
2310 Set<OnapPDP> movedPDPs = new HashSet<>();
2311 movedPDPs.addAll(group.getOnapPdps());
2312 // do the move/remove
2314 removePdpOrGroupTransaction.deleteGroup(group, moveToGroup,"XACMLPapServlet.doACDelete");
2315 } catch(Exception e){
2316 PolicyLogger.error(MessageCodes.ERROR_UNKNOWN, e, "XACMLPapServlet", " Failed to delete PDP Group. Exception");
2317 throw new PAPException(e.getMessage());
2320 papEngine.removeGroup(group, moveToGroup);
2321 }catch(PAPException e){
2324 response.setStatus(HttpServletResponse.SC_NO_CONTENT);
2325 loggingContext.metricStarted();
2327 loggingContext.metricEnded();
2328 PolicyLogger.metrics("XACMLPapServlet doACPut notifyAC");
2329 // notify any PDPs in the removed set that their config may have changed
2330 for (OnapPDP pdp : movedPDPs) {
2331 pdpChanged(pdp, loggingContext);
2333 loggingContext.metricStarted();
2334 removePdpOrGroupTransaction.commitTransaction();
2335 loggingContext.metricEnded();
2336 PolicyLogger.metrics("XACMLPapServlet doACPut commitTransaction");
2337 loggingContext.transactionEnded();
2338 auditLogger.info("Success");
2339 PolicyLogger.audit("Transaction Ended Successfully");
2342 } catch (PAPException e) {
2343 removePdpOrGroupTransaction.rollbackTransaction();
2344 PolicyLogger.error(MessageCodes.ERROR_PROCESS_FLOW, e, "XACMLPapServlet", " AC DELETE exception");
2345 loggingContext.transactionEnded();
2346 PolicyLogger.audit("Transaction Failed - See Error.log");
2347 setResponseError(response,HttpServletResponse.SC_INTERNAL_SERVER_ERROR, e.getMessage());
2353 * Heartbeat thread - periodically check on PDPs' status
2355 * Heartbeat with all known PDPs.
2357 * Implementation note:
2359 * The PDPs are contacted Sequentially, not in Parallel.
2361 * If we did this in parallel using multiple threads we would simultaneously use
2365 * This could become a resource problem since we already use multiple threads and connections for updating the PDPs
2366 * when user changes occur.
2367 * Using separate threads can also make it tricky dealing with timeouts on PDPs that are non-responsive.
2369 * The Sequential operation does a heartbeat request to each PDP one at a time.
2370 * This has the flaw that any PDPs that do not respond will hold up the entire heartbeat sequence until they timeout.
2371 * If there are a lot of non-responsive PDPs and the timeout is large-ish (the default is 20 seconds)
2372 * it could take a long time to cycle through all of the PDPs.
2373 * That means that this may not notice a PDP being down in a predictable time.
2375 private class Heartbeat implements Runnable {
2376 private PAPPolicyEngine papEngine;
2377 private Set<OnapPDP> pdps = new HashSet<>();
2378 private int heartbeatInterval;
2379 private int heartbeatTimeout;
2381 public volatile boolean isRunning = false;
2383 public synchronized boolean isRunning() {
2384 return this.isRunning;
2387 public synchronized void terminate() {
2388 this.isRunning = false;
2391 public Heartbeat(PAPPolicyEngine papEngine2) {
2392 papEngine = papEngine2;
2393 this.heartbeatInterval = Integer.parseInt(XACMLProperties.getProperty(XACMLRestProperties.PROP_PAP_HEARTBEAT_INTERVAL, "10000"));
2394 this.heartbeatTimeout = Integer.parseInt(XACMLProperties.getProperty(XACMLRestProperties.PROP_PAP_HEARTBEAT_TIMEOUT, "10000"));
2399 // Set ourselves as running
2400 synchronized(this) {
2401 this.isRunning = true;
2403 HashMap<String, URL> idToURLMap = new HashMap<>();
2405 while (this.isRunning()) {
2406 // Wait the given time
2407 Thread.sleep(heartbeatInterval);
2408 // get the list of PDPs (may have changed since last time)
2410 synchronized(papEngine) {
2412 for (OnapPDPGroup g : papEngine.getOnapPDPGroups()) {
2413 for (OnapPDP p : g.getOnapPdps()) {
2417 } catch (PAPException e) {
2418 PolicyLogger.error(MessageCodes.ERROR_SYSTEM_ERROR, e, "XACMLPapServlet", "Heartbeat unable to read PDPs from PAPEngine");
2421 // Check for shutdown
2422 if (this.isRunning() == false) {
2423 LOGGER.info("isRunning is false, getting out of loop.");
2426 // try to get the summary status from each PDP
2427 boolean changeSeen = false;
2428 for (OnapPDP pdp : pdps) {
2429 // Check for shutdown
2430 if (this.isRunning() == false) {
2431 LOGGER.info("isRunning is false, getting out of loop.");
2434 // the id of the PDP is its url (though we add a query parameter)
2435 URL pdpURL = idToURLMap.get(pdp.getId());
2436 if (pdpURL == null) {
2437 // haven't seen this PDP before
2438 String fullURLString = null;
2441 if(CheckPDP.validateID(pdp.getId())){
2442 fullURLString = pdp.getId() + "?type=hb";
2443 pdpURL = new URL(fullURLString);
2444 idToURLMap.put(pdp.getId(), pdpURL);
2446 } catch (MalformedURLException e) {
2447 PolicyLogger.error(MessageCodes.ERROR_DATA_ISSUE, e, "XACMLPapServlet", " PDP id '" + fullURLString + "' is not a valid URL");
2451 // Do a GET with type HeartBeat
2452 String newStatus = "";
2453 HttpURLConnection connection = null;
2455 // Open up the connection
2457 connection = (HttpURLConnection)pdpURL.openConnection();
2458 // Setup our method and headers
2459 connection.setRequestMethod("GET");
2460 connection.setConnectTimeout(heartbeatTimeout);
2462 String encoding = CheckPDP.getEncoding(pdp.getId());
2463 if(encoding !=null){
2464 connection.setRequestProperty("Authorization", "Basic " + encoding);
2467 connection.connect();
2468 if (connection.getResponseCode() == 204) {
2469 newStatus = connection.getHeaderField(XACMLRestProperties.PROP_PDP_HTTP_HEADER_HB);
2470 if (LOGGER.isDebugEnabled()) {
2471 LOGGER.debug("Heartbeat '" + pdp.getId() + "' status='" + newStatus + "'");
2474 // anything else is an unexpected result
2475 newStatus = PDPStatus.Status.UNKNOWN.toString();
2476 PolicyLogger.error(MessageCodes.ERROR_SYSTEM_ERROR + " Heartbeat connect response code " + connection.getResponseCode() + ": " + pdp.getId());
2479 } catch (UnknownHostException e) {
2480 newStatus = PDPStatus.Status.NO_SUCH_HOST.toString();
2481 PolicyLogger.error(MessageCodes.ERROR_SYSTEM_ERROR, e, "XACMLPapServlet", " Heartbeat '" + pdp.getId() + "' NO_SUCH_HOST");
2482 } catch (SocketTimeoutException e) {
2483 newStatus = PDPStatus.Status.CANNOT_CONNECT.toString();
2484 PolicyLogger.error(MessageCodes.ERROR_SYSTEM_ERROR, e, "XACMLPapServlet", " Heartbeat '" + pdp.getId() + "' connection timeout");
2485 } catch (ConnectException e) {
2486 newStatus = PDPStatus.Status.CANNOT_CONNECT.toString();
2487 PolicyLogger.error(MessageCodes.ERROR_SYSTEM_ERROR, e, "XACMLPapServlet", " Heartbeat '" + pdp.getId() + "' cannot connect");
2488 } catch (Exception e) {
2489 newStatus = PDPStatus.Status.UNKNOWN.toString();
2490 PolicyLogger.error(MessageCodes.ERROR_SYSTEM_ERROR, e, "XACMLPapServlet", "Heartbeat '" + pdp.getId() + "' connect exception");
2492 // cleanup the connection
2493 if(connection != null)
2494 connection.disconnect();
2496 if ( ! pdp.getStatus().getStatus().toString().equals(newStatus)) {
2497 if (LOGGER.isDebugEnabled()) {
2498 LOGGER.debug("previous status='" + pdp.getStatus().getStatus()+"' new Status='" + newStatus + "'");
2501 setPDPSummaryStatus(pdp, newStatus);
2502 } catch (PAPException e) {
2503 PolicyLogger.error(MessageCodes.ERROR_PROCESS_FLOW, e, "XACMLPapServlet", "Unable to set state for PDP '" + pdp.getId());
2508 // Check for shutdown
2509 if (this.isRunning() == false) {
2510 LOGGER.info("isRunning is false, getting out of loop.");
2513 // if any of the PDPs changed state, tell the ACs to update
2518 } catch (InterruptedException e) {
2519 PolicyLogger.error(MessageCodes.ERROR_SYSTEM_ERROR + " Heartbeat interrupted. Shutting down");
2521 Thread.currentThread().interrupt();
2527 * HELPER to change Group status when PDP status is changed
2528 * (Must NOT be called from a method that is synchronized on the papEngine or it may deadlock)
2530 private void setPDPSummaryStatus(OnapPDP pdp, PDPStatus.Status newStatus) throws PAPException {
2531 setPDPSummaryStatus(pdp, newStatus.toString());
2534 private void setPDPSummaryStatus(OnapPDP pdp, String newStatus) throws PAPException {
2535 synchronized(papEngine) {
2536 StdPDPStatus status = new StdPDPStatus();
2537 status.setStatus(PDPStatus.Status.valueOf(newStatus));
2538 ((StdPDP)pdp).setStatus(status);
2539 // now adjust the group
2540 StdPDPGroup group = (StdPDPGroup)papEngine.getPDPGroup((OnapPDP) pdp);
2541 // if the PDP was just deleted it may transiently exist but not be in a group
2542 if (group != null) {
2543 group.resetStatus();
2549 * Callback methods telling this servlet to notify PDPs of changes made by the PAP StdEngine
2550 * in the PDP group directories
2553 public void changed() {
2554 // all PDPs in all groups need to be updated/sync'd
2555 Set<OnapPDPGroup> groups;
2557 groups = papEngine.getOnapPDPGroups();
2558 } catch (PAPException e) {
2559 PolicyLogger.error(MessageCodes.ERROR_SYSTEM_ERROR, e, "XACMLPapServlet", " getPDPGroups failed");
2560 throw new IllegalAccessError(XACMLErrorConstants.ERROR_SYSTEM_ERROR + "Unable to get Groups: " + e);
2562 for (OnapPDPGroup group : groups) {
2563 groupChanged(group);
2567 public void changed(ONAPLoggingContext loggingContext) {
2568 // all PDPs in all groups need to be updated/sync'd
2569 Set<OnapPDPGroup> groups;
2571 groups = papEngine.getOnapPDPGroups();
2572 } catch (PAPException e) {
2573 PolicyLogger.error(MessageCodes.ERROR_SYSTEM_ERROR, e, "XACMLPapServlet", " getPDPGroups failed");
2574 throw new IllegalAccessError(XACMLErrorConstants.ERROR_SYSTEM_ERROR + "Unable to get Groups: " + e);
2576 for (OnapPDPGroup group : groups) {
2577 groupChanged(group, loggingContext);
2582 public void groupChanged(OnapPDPGroup group) {
2583 // all PDPs within one group need to be updated/sync'd
2584 for (OnapPDP pdp : group.getOnapPdps()) {
2589 public void groupChanged(OnapPDPGroup group, ONAPLoggingContext loggingContext) {
2590 // all PDPs within one group need to be updated/sync'd
2591 for (OnapPDP pdp : group.getOnapPdps()) {
2592 pdpChanged(pdp, loggingContext);
2597 public void pdpChanged(OnapPDP pdp) {
2598 // kick off a thread to do an event notification for each PDP.
2599 // This needs to be on a separate thread so that PDPs that do not respond (down, non-existent, etc)
2600 // do not block the PSP response to the AC, which would freeze the GUI until all PDPs sequentially respond or time-out.
2601 Thread t = new Thread(new UpdatePDPThread(pdp));
2602 if(CheckPDP.validateID(pdp.getId())){
2607 public void pdpChanged(OnapPDP pdp, ONAPLoggingContext loggingContext) {
2608 // kick off a thread to do an event notification for each PDP.
2609 // This needs to be on a separate thread so that PDPs that do not respond (down, non-existent, etc)
2610 // do not block the PSP response to the AC, which would freeze the GUI until all PDPs sequentially respond or time-out.
2611 Thread t = new Thread(new UpdatePDPThread(pdp, loggingContext));
2612 if(CheckPDP.validateID(pdp.getId())){
2617 private class UpdatePDPThread implements Runnable {
2618 private OnapPDP pdp;
2619 private String requestId;
2620 private ONAPLoggingContext loggingContext;
2622 public UpdatePDPThread(OnapPDP pdp) {
2626 public UpdatePDPThread(OnapPDP pdp, ONAPLoggingContext loggingContext) {
2628 if ((loggingContext != null) && (loggingContext.getRequestID() != null || loggingContext.getRequestID() == "")) {
2629 this.requestId = loggingContext.getRequestID();
2631 this.loggingContext = loggingContext;
2635 // send the current configuration to one PDP
2636 HttpURLConnection connection = null;
2637 // get a new logging context for the thread
2639 if (this.loggingContext == null) {
2640 loggingContext = new ONAPLoggingContext(baseLoggingContext);
2642 } catch (Exception e) {
2643 PolicyLogger.error(MessageCodes.ERROR_SYSTEM_ERROR, e, "XACMLPapServlet", " Failed to send property file to " + pdp.getId());
2644 // Since this is a server-side error, it probably does not reflect a problem on the client,
2645 // so do not change the PDP status.
2649 loggingContext.setServiceName("PAP:PDP.putConfig");
2650 // If a requestId was provided, use it, otherwise generate one; post to loggingContext to be used later when calling PDP
2651 if ((requestId == null) || (requestId == "")) {
2652 UUID requestID = UUID.randomUUID();
2653 loggingContext.setRequestID(requestID.toString());
2654 PolicyLogger.info("requestID not provided in call to XACMLPapSrvlet (UpdatePDPThread) so we generated one: " + loggingContext.getRequestID());
2656 loggingContext.setRequestID(requestId);
2657 PolicyLogger.info("requestID was provided in call to XACMLPapSrvlet (UpdatePDPThread): " + loggingContext.getRequestID());
2659 loggingContext.transactionStarted();
2660 // the Id of the PDP is its URL
2661 if (LOGGER.isDebugEnabled()) {
2662 LOGGER.debug("creating url for id '" + pdp.getId() + "'");
2664 //TODO - currently always send both policies and pips. Do we care enough to add code to allow sending just one or the other?
2665 //TODO (need to change "cache=", implying getting some input saying which to change)
2666 URL url = new URL(pdp.getId() + "?cache=all");
2667 // Open up the connection
2668 connection = (HttpURLConnection)url.openConnection();
2669 // Setup our method and headers
2670 connection.setRequestMethod("PUT");
2672 String encoding = CheckPDP.getEncoding(pdp.getId());
2673 if(encoding !=null){
2674 connection.setRequestProperty("Authorization", "Basic " + encoding);
2676 connection.setRequestProperty("Content-Type", "text/x-java-properties");
2677 connection.setRequestProperty("X-ECOMP-RequestID", loggingContext.getRequestID());
2678 connection.setInstanceFollowRedirects(true);
2679 connection.setDoOutput(true);
2680 try (OutputStream os = connection.getOutputStream()) {
2681 OnapPDPGroup group = papEngine.getPDPGroup((OnapPDP) pdp);
2682 // if the PDP was just deleted, there is no group, but we want to send an update anyway
2683 if (group == null) {
2684 // create blank properties files
2685 Properties policyProperties = new Properties();
2686 policyProperties.put(XACMLProperties.PROP_ROOTPOLICIES, "");
2687 policyProperties.put(XACMLProperties.PROP_REFERENCEDPOLICIES, "");
2688 policyProperties.store(os, "");
2689 Properties pipProps = new Properties();
2690 pipProps.setProperty(XACMLProperties.PROP_PIP_ENGINES, "");
2691 pipProps.store(os, "");
2693 // send properties from the current group
2694 group.getPolicyProperties().store(os, "");
2695 Properties policyLocations = new Properties();
2696 for (PDPPolicy policy : group.getPolicies()) {
2697 policyLocations.put(policy.getId() + ".url", XACMLPapServlet.papURL + "?id=" + policy.getId());
2699 policyLocations.store(os, "");
2700 group.getPipConfigProperties().store(os, "");
2702 } catch (Exception e) {
2703 PolicyLogger.error(MessageCodes.ERROR_SYSTEM_ERROR, e, "XACMLPapServlet", " Failed to send property file to " + pdp.getId());
2704 // Since this is a server-side error, it probably does not reflect a problem on the client,
2705 // so do not change the PDP status.
2709 loggingContext.metricStarted();
2710 connection.connect();
2711 loggingContext.metricEnded();
2712 PolicyLogger.metrics("XACMLPapServlet UpdatePDPThread connection connect");
2713 if (connection.getResponseCode() == 204) {
2714 LOGGER.info("Success. We are configured correctly.");
2715 loggingContext.transactionEnded();
2716 auditLogger.info("Success. PDP is configured correctly.");
2717 PolicyLogger.audit("Transaction Success. PDP is configured correctly.");
2718 setPDPSummaryStatus(pdp, PDPStatus.Status.UP_TO_DATE);
2719 } else if (connection.getResponseCode() == 200) {
2720 LOGGER.info("Success. PDP needs to update its configuration.");
2721 loggingContext.transactionEnded();
2722 auditLogger.info("Success. PDP needs to update its configuration.");
2723 PolicyLogger.audit("Transaction Success. PDP is configured correctly.");
2724 setPDPSummaryStatus(pdp, PDPStatus.Status.OUT_OF_SYNCH);
2726 LOGGER.warn("Failed: " + connection.getResponseCode() + " message: " + connection.getResponseMessage());
2727 loggingContext.transactionEnded();
2728 auditLogger.warn("Failed: " + connection.getResponseCode() + " message: " + connection.getResponseMessage());
2729 PolicyLogger.audit("Transaction Failed: " + connection.getResponseCode() + " message: " + connection.getResponseMessage());
2730 setPDPSummaryStatus(pdp, PDPStatus.Status.UNKNOWN);
2732 } catch (Exception e) {
2734 PolicyLogger.error(MessageCodes.ERROR_SYSTEM_ERROR, e, "XACMLPapServlet", " Unable to sync config with PDP '" + pdp.getId() + "'");
2735 loggingContext.transactionEnded();
2736 PolicyLogger.audit("Transaction Failed: Unable to sync config with PDP '" + pdp.getId() + "': " + e);
2738 setPDPSummaryStatus(pdp, PDPStatus.Status.UNKNOWN);
2739 } catch (PAPException e1) {
2741 PolicyLogger.audit("Transaction Failed: Unable to set status of PDP " + pdp.getId() + " to UNKNOWN: " + e);
2742 PolicyLogger.error(MessageCodes.ERROR_SYSTEM_ERROR, e, "XACMLPapServlet", " Unable to set status of PDP '" + pdp.getId() + "' to UNKNOWN");
2745 // cleanup the connection
2746 if(connection != null){
2747 connection.disconnect();
2749 // tell the AC to update it's status info
2756 * RESTful Interface from PAP to ACs notifying them of changes
2758 private void notifyAC() {
2759 // kick off a thread to do one event notification for all registered ACs
2760 // This needs to be on a separate thread so that ACs can make calls back to PAP to get the updated Group data
2761 // as part of processing this message on their end.
2762 Thread t = new Thread(new NotifyACThread());
2766 private class NotifyACThread implements Runnable {
2768 List<String> disconnectedACs = new ArrayList<>();
2769 // There should be no Concurrent exception here because the list is a CopyOnWriteArrayList.
2770 // The "for each" loop uses the collection's iterator under the covers, so it should be correct.
2771 for (String acURL : adminConsoleURLStringList) {
2772 HttpURLConnection connection = null;
2774 acURL += "?PAPNotification=true";
2775 //TODO - Currently we just tell AC that "Something changed" without being specific. Do we want to tell it which group/pdp changed?
2776 //TODO - If so, put correct parameters into the Query string here
2777 acURL += "&objectType=all" + "&action=update";
2778 if (LOGGER.isDebugEnabled()) {
2779 LOGGER.debug("creating url for id '" + acURL + "'");
2781 //TODO - currently always send both policies and pips. Do we care enough to add code to allow sending just one or the other?
2782 //TODO (need to change "cache=", implying getting some input saying which to change)
2783 URL url = new URL(acURL );
2784 // Open up the connection
2785 connection = (HttpURLConnection)url.openConnection();
2786 // Setup our method and headers
2787 connection.setRequestMethod("PUT");
2788 connection.setRequestProperty("Content-Type", "text/x-java-properties");
2789 // Adding this in. It seems the HttpUrlConnection class does NOT
2790 // properly forward our headers for POST re-direction. It does so
2791 // for a GET re-direction.
2792 // So we need to handle this ourselves.
2793 //TODO - is this needed for a PUT? seems better to leave in for now?
2794 connection.setInstanceFollowRedirects(false);
2795 // Do not include any data in the PUT because this is just a
2796 // notification to the AC.
2797 // The AC will use GETs back to the PAP to get what it needs
2798 // to fill in the screens.
2800 connection.connect();
2801 if (connection.getResponseCode() == 204) {
2802 LOGGER.info("Success. We updated correctly.");
2804 LOGGER.warn(XACMLErrorConstants.ERROR_SYSTEM_ERROR + "Failed: " + connection.getResponseCode() + " message: " + connection.getResponseMessage());
2807 } catch (Exception e) {
2808 PolicyLogger.error(MessageCodes.ERROR_SYSTEM_ERROR, e, "XACMLPapServlet", " Unable to sync config AC '" + acURL + "'");
2809 disconnectedACs.add(acURL);
2811 // cleanup the connection
2812 if(connection != null)
2813 connection.disconnect();
2816 // remove any ACs that are no longer connected
2817 if (disconnectedACs.size() > 0) {
2818 adminConsoleURLStringList.removeAll(disconnectedACs);
2823 private void testService(ONAPLoggingContext loggingContext, HttpServletResponse response) throws IOException{
2824 LOGGER.info("Test request received");
2826 im.evaluateSanity();
2827 //If we make it this far, all is well
2828 String message = "GET:/pap/test called and PAP " + papResourceName + " is OK";
2829 LOGGER.info(message);
2830 loggingContext.transactionEnded();
2831 PolicyLogger.audit("Transaction Failed - See Error.log");
2832 response.setStatus(HttpServletResponse.SC_OK);
2834 }catch (ForwardProgressException | AdministrativeStateException | StandbyStatusException e){
2836 if (e instanceof ForwardProgressException) {
2837 submsg = " is not making forward progress.";
2838 } else if (e instanceof AdministrativeStateException) {
2839 submsg = " Administrative State is LOCKED.";
2841 submsg = " Standby Status is NOT PROVIDING SERVICE.";
2844 String message = "GET:/pap/test called and PAP " + papResourceName + submsg
2845 + " Exception Message: " + e.getMessage();
2846 LOGGER.info(message, e);
2847 PolicyLogger.error(MessageCodes.ERROR_SYSTEM_ERROR + " " + message);
2848 loggingContext.transactionEnded();
2849 PolicyLogger.audit("Transaction Failed - See Error.log");
2850 setResponseError(response,HttpServletResponse.SC_INTERNAL_SERVER_ERROR, message);
2852 }catch (Exception e) {
2853 //A subsystem is not making progress, is locked, standby or is not responding
2854 String eMsg = e.getMessage();
2856 eMsg = "No Exception Message";
2858 String message = "GET:/pap/test called and PAP " + papResourceName + " has had a subsystem failure."
2859 + " Exception Message: " + eMsg;
2860 LOGGER.info(message, e);
2861 PolicyLogger.error(MessageCodes.ERROR_SYSTEM_ERROR + " " + message);
2862 loggingContext.transactionEnded();
2863 PolicyLogger.audit("Transaction Failed - See Error.log");
2864 //Get the specific list of subsystems that failed
2865 String ssFailureList = null;
2866 for(String failedSS : papDependencyGroupsFlatArray){
2867 if(eMsg.contains(failedSS)){
2868 if(ssFailureList == null){
2869 ssFailureList = failedSS;
2871 ssFailureList = ssFailureList.concat(","+failedSS);
2875 if(ssFailureList == null){
2876 ssFailureList = "UnknownSubSystem";
2878 response.addHeader("X-ONAP-SubsystemFailure", ssFailureList);
2879 setResponseError(response, HttpServletResponse.SC_INTERNAL_SERVER_ERROR, message);
2885 * Authorizing the PEP Requests.
2887 private boolean authorizeRequest(HttpServletRequest request) {
2888 String clientCredentials = request.getHeader(ENVIRONMENT_HEADER);
2889 // Check if the Client is Authorized.
2890 if(clientCredentials!=null && clientCredentials.equalsIgnoreCase(environment)){
2897 private static void loadWebapps() throws PAPException{
2898 if(actionHome == null || configHome == null){
2899 Path webappsPath = Paths.get(XACMLProperties.getProperty(XACMLRestProperties.PROP_PAP_WEBAPPS));
2901 if (webappsPath == null) {
2902 PolicyLogger.error("Invalid Webapps Path Location property : " + XACMLRestProperties.PROP_PAP_WEBAPPS);
2903 throw new PAPException("Invalid Webapps Path Location property : " + XACMLRestProperties.PROP_PAP_WEBAPPS);
2905 Path webappsPathConfig = Paths.get(webappsPath.toString()+File.separator+"Config");
2906 Path webappsPathAction = Paths.get(webappsPath.toString()+File.separator+"Action");
2907 if (Files.notExists(webappsPathConfig)) {
2909 Files.createDirectories(webappsPathConfig);
2910 } catch (IOException e) {
2911 PolicyLogger.error(MessageCodes.ERROR_PROCESS_FLOW, e, "XACMLPapServlet", "Failed to create config directory: "
2912 + webappsPathConfig.toAbsolutePath().toString());
2915 if (Files.notExists(webappsPathAction)) {
2917 Files.createDirectories(webappsPathAction);
2918 } catch (IOException e) {
2919 LOGGER.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Failed to create action directory: "
2920 + webappsPathAction.toAbsolutePath().toString(), e);
2923 actionHome = webappsPathAction.toString();
2924 configHome = webappsPathConfig.toString();
2928 public static String getConfigHome(){
2931 } catch (PAPException e) {
2938 private static void setConfigHome(){
2939 configHome = getConfigHome();
2942 public static String getActionHome(){
2945 } catch (PAPException e) {
2952 private static void setActionHome(){
2953 actionHome = getActionHome();
2956 public static EntityManagerFactory getEmf() {
2960 public IntegrityAudit getIa() {
2964 public static String getPDPFile(){
2965 return XACMLPapServlet.pdpFile;
2968 public static String getPersistenceUnit(){
2969 return PERSISTENCE_UNIT;
2972 public static PAPPolicyEngine getPAPEngine(){
2976 public static PolicyDBDaoTransaction getDbDaoTransaction(){
2977 return policyDBDao.getNewTransaction();
2979 public static String getPapDbDriver() {
2983 public static void setPapDbDriver(String papDbDriver) {
2984 XACMLPapServlet.papDbDriver = papDbDriver;
2987 public static String getPapDbUrl() {
2991 public static void setPapDbUrl(String papDbUrl) {
2992 XACMLPapServlet.papDbUrl = papDbUrl;
2995 public static String getPapDbUser() {
2999 public static void setPapDbUser(String papDbUser) {
3000 XACMLPapServlet.papDbUser = papDbUser;
3003 public static String getPapDbPassword() {
3004 return papDbPassword;
3007 public static void setPapDbPassword(String papDbPassword) {
3008 XACMLPapServlet.papDbPassword = papDbPassword;
3011 public static String getMsOnapName() {
3015 public static void setMsOnapName(String msOnapName) {
3016 XACMLPapServlet.msOnapName = msOnapName;
3019 public static String getMsPolicyName() {
3020 return msPolicyName;
3023 public static void setMsPolicyName(String msPolicyName) {
3024 XACMLPapServlet.msPolicyName = msPolicyName;