POLICY-SDK-APP/src/main/java/org/openecomp/policy/controller/PDPController.java

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * ECOMP Policy Engine
   4  * ================================================================================
   5  * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
   6  * ================================================================================
   7  * Licensed under the Apache License, Version 2.0 (the "License");
   8  * you may not use this file except in compliance with the License.
   9  * You may obtain a copy of the License at
  10  *
  11  *      http://www.apache.org/licenses/LICENSE-2.0
  12  *
  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=========================================================
  19  */
  20
  21 package org.openecomp.policy.controller;
  22
  23
  24 import java.io.File;
  25 import java.io.PrintWriter;
  26 import java.util.ArrayList;
  27 import java.util.Collections;
  28 import java.util.HashSet;
  29 import java.util.List;
  30 import java.util.Set;
  31
  32 import javax.servlet.http.HttpServletRequest;
  33 import javax.servlet.http.HttpServletResponse;
  34
  35 import org.json.JSONObject;
  36 import org.openecomp.policy.common.logging.flexlogger.FlexLogger;
  37 import org.openecomp.policy.common.logging.flexlogger.Logger;
  38 import org.openecomp.policy.model.PDPGroupContainer;
  39 import org.openecomp.policy.model.Roles;
  40 import org.openecomp.policy.xacml.api.XACMLErrorConstants;
  41 import org.openecomp.policy.xacml.api.pap.EcompPDPGroup;
  42 import org.openecomp.policy.xacml.std.pap.StdPDP;
  43 import org.openecomp.policy.xacml.std.pap.StdPDPGroup;
  44 import org.openecomp.portalsdk.core.controller.RestrictedBaseController;
  45 import org.openecomp.portalsdk.core.web.support.JsonMessage;
  46 import org.openecomp.portalsdk.core.web.support.UserUtils;
  47 import org.springframework.http.MediaType;
  48 import org.springframework.stereotype.Controller;
  49 import org.springframework.web.bind.annotation.RequestMapping;
  50 import org.springframework.web.servlet.ModelAndView;
  51
  52 import com.att.research.xacml.api.pap.PAPException;
  53 import com.att.research.xacml.api.pap.PDPPolicy;
  54 import com.fasterxml.jackson.databind.DeserializationFeature;
  55 import com.fasterxml.jackson.databind.JsonNode;
  56 import com.fasterxml.jackson.databind.ObjectMapper;
  57
  58 @Controller
  59 @RequestMapping({"/"})
  60 public class PDPController extends RestrictedBaseController {
  61         private static final  Logger logger = FlexLogger.getLogger(PDPController.class);
  62
  63         protected List<EcompPDPGroup> groups = Collections.synchronizedList(new ArrayList<EcompPDPGroup>());
  64         private PDPGroupContainer container;
  65
  66         private static String SUPERADMIN = "super-admin";
  67         private static String SUPEREDITOR = "super-editor";
  68         private static String SUPERGUEST = "super-guest";
  69
  70         public synchronized void refreshGroups(HttpServletRequest request) {
  71                 synchronized(this.groups) {
  72                         this.groups.clear();
  73                         try {
  74                                 Set<PDPPolicy> filteredPolicies = new HashSet<PDPPolicy>();
  75                                 Set<String> scopes = null;
  76                                 List<String> roles = null;
  77                                 String userId = UserUtils.getUserSession(request).getOrgUserId();
  78                                 List<Object> userRoles = PolicyController.getRoles(userId);
  79                                 roles = new ArrayList<String>();
  80                                 scopes = new HashSet<String>();
  81                                 for(Object role: userRoles){
  82                                         Roles userRole = (Roles) role;
  83                                         roles.add(userRole.getRole());
  84                                         if(userRole.getScope() != null){
  85                                                 if(userRole.getScope().contains(",")){
  86                                                         String[] multipleScopes = userRole.getScope().split(",");
  87                                                         for(int i =0; i < multipleScopes.length; i++){
  88                                                                 scopes.add(multipleScopes[i]);
  89                                                         }
  90                                                 }else{
  91                                                         scopes.add(userRole.getScope());
  92                                                 }
  93                                         }
  94                                 }
  95                                 if (roles.contains(SUPERADMIN) || roles.contains(SUPEREDITOR) || roles.contains(SUPERGUEST) ) {
  96                                         this.groups.addAll(PolicyController.getPapEngine().getEcompPDPGroups());
  97                                 }else{
  98                                         if(!userRoles.isEmpty()){
  99                                                 if(!scopes.isEmpty()){
 100                                                         this.groups.addAll(PolicyController.getPapEngine().getEcompPDPGroups());
 101                                                         if(!groups.isEmpty()){
 102                                                                 for(EcompPDPGroup group : groups){
 103                                                                         Set<PDPPolicy> policies = group.getPolicies();
 104                                                                         for(PDPPolicy policy : policies){
 105                                                                                 for(String scope : scopes){
 106                                                                                         scope = scope.replace(File.separator, ".");
 107                                                                                         String policyName = policy.getId();
 108                                                                                         if(policyName.contains(".Config_")){
 109                                                                                                 policyName = policyName.substring(0, policyName.lastIndexOf(".Config_"));
 110                                                                                         }else if(policyName.contains(".Action_")){
 111                                                                                                 policyName = policyName.substring(0, policyName.lastIndexOf(".Action_"));
 112                                                                                         }else if(policyName.contains(".Decision_")){
 113                                                                                                 policyName = policyName.substring(0, policyName.lastIndexOf(".Decision_"));
 114                                                                                         }
 115                                                                                         if(policyName.startsWith(scope)){
 116                                                                                                 filteredPolicies.add(policy);
 117                                                                                         }
 118                                                                                 }
 119                                                                         }
 120                                                                         groups.remove(group);
 121                                                                         StdPDPGroup newGroup = (StdPDPGroup) group;
 122                                                                         newGroup.setPolicies(filteredPolicies);
 123                                                                         groups.add(newGroup);
 124                                                                 }
 125                                                         }
 126                                                 }
 127                                         }
 128                                 }
 129                         } catch (PAPException e) {
 130                                 String message = "Unable to retrieve Groups from server: " + e;
 131                                 logger.error(XACMLErrorConstants.ERROR_SYSTEM_ERROR+"Pap Engine is Null" + message);
 132                         }
 133                 }
 134         }
 135
 136         @RequestMapping(value={"/get_PDPGroupContainerData"}, method={org.springframework.web.bind.annotation.RequestMethod.GET} , produces=MediaType.APPLICATION_JSON_VALUE)
 137         public void getPDPGroupContainerData(HttpServletRequest request, HttpServletResponse response){
 138                 try{
 139                         ObjectMapper mapper = new ObjectMapper();
 140                         refreshGroups(request);
 141                         JsonMessage msg = new JsonMessage(mapper.writeValueAsString(groups));
 142                         JSONObject j = new JSONObject(msg);
 143                         response.getWriter().write(j.toString());
 144                 }
 145                 catch (Exception e){
 146                         logger.error(XACMLErrorConstants.ERROR_DATA_ISSUE+"Error Occured while retrieving the PDP Group Container data" + e);
 147                 }
 148         }
 149
 150         @RequestMapping(value={"/get_PDPGroupData"}, method={org.springframework.web.bind.annotation.RequestMethod.GET} , produces=MediaType.APPLICATION_JSON_VALUE)
 151         public void getPDPGroupEntityData(HttpServletRequest request, HttpServletResponse response){
 152                 try{
 153                         ObjectMapper mapper = new ObjectMapper();
 154                         refreshGroups(request);
 155                         JsonMessage msg = new JsonMessage(mapper.writeValueAsString(groups));
 156                         JSONObject j = new JSONObject(msg);
 157                         response.getWriter().write(j.toString());
 158                 }
 159                 catch (Exception e){
 160                         logger.error(XACMLErrorConstants.ERROR_DATA_ISSUE+"Error Occured while retrieving the PDP Group data" + e);
 161                 }
 162         }
 163
 164         @RequestMapping(value={"/pdp_Group/save_pdp_group"}, method={org.springframework.web.bind.annotation.RequestMethod.POST})
 165           public ModelAndView savePDPGroup(HttpServletRequest request, HttpServletResponse response) throws Exception{
 166             try {
 167               ObjectMapper mapper = new ObjectMapper();
 168               mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
 169               JsonNode root = mapper.readTree(request.getReader());
 170               this.container = new PDPGroupContainer(PolicyController.getPapEngine());
 171               StdPDPGroup pdpGroupData =  mapper.readValue(root.get("pdpGroupData").toString().replace("groupName", "name"), StdPDPGroup.class);
 172               try {
 173                   if(pdpGroupData.getId() == null){
 174                           this.container.addNewGroup(pdpGroupData.getName(), pdpGroupData.getDescription());
 175                   }else{
 176                           this.container.updateGroup(pdpGroupData);
 177                   }
 178
 179                         } catch (Exception e) {
 180                                 String message = "Unable to create Group.  Reason:\n" + e.getMessage();
 181                                 logger.error(XACMLErrorConstants.ERROR_DATA_ISSUE+"Error Occured while creating the PDP Group" + message);
 182                         }
 183
 184
 185               response.setCharacterEncoding("UTF-8");
 186               response.setContentType("application / json");
 187               request.setCharacterEncoding("UTF-8");
 188
 189               PrintWriter out = response.getWriter();
 190               refreshGroups(request);
 191               JsonMessage msg = new JsonMessage(mapper.writeValueAsString(groups));
 192                   JSONObject j = new JSONObject(msg);
 193               out.write(j.toString());
 194
 195               return null;
 196             }
 197             catch (Exception e){
 198              logger.error(XACMLErrorConstants.ERROR_DATA_ISSUE+"Error Occured while Saving the PDP Group" + e);
 199               response.setCharacterEncoding("UTF-8");
 200               request.setCharacterEncoding("UTF-8");
 201               PrintWriter out = response.getWriter();
 202               out.write(e.getMessage());
 203             }
 204             return null;
 205           }
 206
 207           @RequestMapping(value={"/pdp_Group/remove_pdp_group"}, method={org.springframework.web.bind.annotation.RequestMethod.POST})
 208           public ModelAndView removePDPGroup(HttpServletRequest request, HttpServletResponse response) throws Exception {
 209             try{
 210               ObjectMapper mapper = new ObjectMapper();
 211               mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
 212               JsonNode root = mapper.readTree(request.getReader());
 213               this.container = new PDPGroupContainer(PolicyController.getPapEngine());
 214               StdPDPGroup pdpGroupData =  mapper.readValue(root.get("pdpGroupData").toString(), StdPDPGroup.class);
 215                 if(pdpGroupData.getName().equals("Default")) {
 216                                 throw new UnsupportedOperationException("You can't remove the Default Group.");
 217                         }else{
 218                                 this.container.removeGroup(pdpGroupData, null);
 219                         }
 220
 221               response.setCharacterEncoding("UTF-8");
 222               response.setContentType("application / json");
 223               request.setCharacterEncoding("UTF-8");
 224
 225               PrintWriter out = response.getWriter();
 226
 227               refreshGroups(request);
 228               JsonMessage msg = new JsonMessage(mapper.writeValueAsString(groups));
 229                   JSONObject j = new JSONObject(msg);
 230               out.write(j.toString());
 231
 232               return null;
 233             }
 234             catch (Exception e){
 235               logger.error(XACMLErrorConstants.ERROR_DATA_ISSUE+"Error Occured while Removing the PDP Group" + e);
 236               response.setCharacterEncoding("UTF-8");
 237               request.setCharacterEncoding("UTF-8");
 238               PrintWriter out = response.getWriter();
 239               out.write(e.getMessage());
 240             }
 241             return null;
 242           }
 243
 244           @RequestMapping(value={"/pdp_Group/save_pdpTogroup"}, method={org.springframework.web.bind.annotation.RequestMethod.POST})
 245           public ModelAndView savePDPToGroup(HttpServletRequest request, HttpServletResponse response) throws Exception{
 246             try {
 247               ObjectMapper mapper = new ObjectMapper();
 248               mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
 249               JsonNode root = mapper.readTree(request.getReader());
 250               this.container = new PDPGroupContainer(PolicyController.getPapEngine());
 251               String update = root.get("update").toString();
 252               PdpData pdpGroupData = (PdpData)mapper.readValue(root.get("pdpInGroup").toString(), PdpData.class);
 253               StdPDPGroup activeGroupData =  mapper.readValue(root.get("activePDP").toString(), StdPDPGroup.class);
 254               try {
 255
 256                   if(update.contains("false")){
 257                           this.container.addNewPDP(pdpGroupData.getId(), activeGroupData, pdpGroupData.getName(), pdpGroupData.getDescription(), pdpGroupData.getJmxPort());
 258                   }else{
 259                           this.container.updateGroup(activeGroupData);
 260                   }
 261                         } catch (Exception e) {
 262                                 String message = "Unable to create Group.  Reason:\n" + e.getMessage();
 263                                  logger.error(XACMLErrorConstants.ERROR_DATA_ISSUE+"Error Occured while Creating Pdp in PDP Group" + message);
 264                         }
 265
 266
 267               response.setCharacterEncoding("UTF-8");
 268               response.setContentType("application / json");
 269               request.setCharacterEncoding("UTF-8");
 270
 271               PrintWriter out = response.getWriter();
 272               refreshGroups(request);
 273               JsonMessage msg = new JsonMessage(mapper.writeValueAsString(groups));
 274                   JSONObject j = new JSONObject(msg);
 275               out.write(j.toString());
 276
 277               return null;
 278             }
 279             catch (Exception e){
 280               logger.error(XACMLErrorConstants.ERROR_DATA_ISSUE+"Error Occured while Creating Pdp in PDP Group" + e);
 281               response.setCharacterEncoding("UTF-8");
 282               request.setCharacterEncoding("UTF-8");
 283               PrintWriter out = response.getWriter();
 284               out.write(e.getMessage());
 285             }
 286             return null;
 287           }
 288
 289           @RequestMapping(value={"/pdp_Group/remove_pdpFromGroup"}, method={org.springframework.web.bind.annotation.RequestMethod.POST})
 290           public ModelAndView removePDPFromGroup(HttpServletRequest request, HttpServletResponse response) throws Exception {
 291             try{
 292               ObjectMapper mapper = new ObjectMapper();
 293               mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
 294               JsonNode root = mapper.readTree(request.getReader());
 295               this.container = new PDPGroupContainer(PolicyController.getPapEngine());
 296               StdPDP deletePdp =  mapper.readValue(root.get("data").toString(), StdPDP.class);
 297               StdPDPGroup activeGroupData =  mapper.readValue(root.get("activePDP").toString(), StdPDPGroup.class);
 298
 299               this.container.removePDP(deletePdp, activeGroupData);
 300               response.setCharacterEncoding("UTF-8");
 301               response.setContentType("application / json");
 302               request.setCharacterEncoding("UTF-8");
 303
 304               PrintWriter out = response.getWriter();
 305               refreshGroups(request);
 306               String responseString = mapper.writeValueAsString(groups);
 307               JSONObject j = new JSONObject("{pdpEntityDatas: " + responseString + "}");
 308               out.write(j.toString());
 309
 310               return null;
 311             }
 312             catch (Exception e){
 313               logger.error(XACMLErrorConstants.ERROR_DATA_ISSUE+"Error Occured while Removing Pdp from PDP Group" + e);
 314               response.setCharacterEncoding("UTF-8");
 315               request.setCharacterEncoding("UTF-8");
 316               PrintWriter out = response.getWriter();
 317               out.write(e.getMessage());
 318             }
 319             return null;
 320           }
 321 }
 322
 323 class PdpData{
 324         String id;
 325         int jmxPort;
 326         String name;
 327         String description;
 328         public String getId() {
 329                 return id;
 330         }
 331         public void setId(String id) {
 332                 this.id = id;
 333         }
 334         public int getJmxPort() {
 335                 return jmxPort;
 336         }
 337         public void setJmxPort(int jmxPort) {
 338                 this.jmxPort = jmxPort;
 339         }
 340         public String getName() {
 341                 return name;
 342         }
 343         public void setName(String name) {
 344                 this.name = name;
 345         }
 346         public String getDescription() {
 347                 return description;
 348         }
 349         public void setDescription(String description) {
 350                 this.description = description;
 351         }
 352
 353 }