auth/auth-service/src/main/java/org/onap/aaf/auth/service/api/API_History.java

   1 /**
   2  * ============LICENSE_START====================================================
   3  * org.onap.aaf
   4  * ===========================================================================
   5  * Copyright (c) 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
  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
  22 package org.onap.aaf.auth.service.api;
  23
  24 import static org.onap.aaf.auth.layer.Result.OK;
  25 import static org.onap.aaf.auth.rserv.HttpMethods.GET;
  26
  27 import java.text.SimpleDateFormat;
  28 import java.util.ArrayList;
  29 import java.util.Collections;
  30 import java.util.Date;
  31 import java.util.GregorianCalendar;
  32
  33 import javax.servlet.http.HttpServletRequest;
  34 import javax.servlet.http.HttpServletResponse;
  35
  36 import org.eclipse.jetty.http.HttpStatus;
  37 import org.onap.aaf.auth.dao.cass.Status;
  38 import org.onap.aaf.auth.env.AuthzTrans;
  39 import org.onap.aaf.auth.layer.Result;
  40 import org.onap.aaf.auth.service.AAF_Service;
  41 import org.onap.aaf.auth.service.Code;
  42 import org.onap.aaf.auth.service.facade.AuthzFacade;
  43 import org.onap.aaf.auth.service.mapper.Mapper.API;
  44
  45 /**
  46  * Pull certain types of History Info
  47  *
  48  * Specify yyyymm as
  49  *      single - 201504
  50  *  commas 201503,201504
  51  *  ranges 201501-201504
  52  *  combinations 201301,201401,201501-201504
  53  *
  54  * @author Jonathan
  55  *
  56  */
  57 public class API_History {
  58         /**
  59          * Normal Init level APIs
  60          *
  61          * @param authzAPI
  62          * @param facade
  63          * @throws Exception
  64          */
  65         public static void init(AAF_Service authzAPI, AuthzFacade facade) throws Exception {
  66                 /**
  67                  * Get History
  68                  */
  69                 authzAPI.route(GET,"/authz/hist/user/:user",API.HISTORY,new Code(facade,"Get History by User", true) {
  70                         @Override
  71                         public void handle(AuthzTrans trans, HttpServletRequest req, HttpServletResponse resp) throws Exception {
  72                                 int[] years;
  73                                 int descend;
  74                                 try {
  75                                         years = getYears(req);
  76                                         descend = decending(req);
  77                                 } catch(Exception e) {
  78                                         context.error(trans, resp, Result.err(Status.ERR_BadData, e.getMessage()));
  79                                         return;
  80                                 }
  81
  82                                 Result<Void> r = context.getHistoryByUser(trans, resp, pathParam(req,":user"),years,descend);
  83                                 switch(r.status) {
  84                                         case OK:
  85                                                 resp.setStatus(HttpStatus.OK_200);
  86                                                 break;
  87                                         default:
  88                                                 context.error(trans,resp,r);
  89                                 }
  90                         }
  91                 });
  92
  93                 /**
  94                  * Get History by NS
  95                  */
  96                 authzAPI.route(GET,"/authz/hist/ns/:ns",API.HISTORY,new Code(facade,"Get History by Namespace", true) {
  97                         @Override
  98                         public void handle(AuthzTrans trans, HttpServletRequest req, HttpServletResponse resp) throws Exception {
  99                                 int[] years;
 100                                 int descend;
 101                                 try {
 102                                         years = getYears(req);
 103                                         descend = decending(req);
 104                                 } catch(Exception e) {
 105                                         context.error(trans, resp, Result.err(Status.ERR_BadData, e.getMessage()));
 106                                         return;
 107                                 }
 108
 109                                 Result<Void> r = context.getHistoryByNS(trans, resp, pathParam(req,":ns"),years,descend);
 110                                 switch(r.status) {
 111                                         case OK:
 112                                                 resp.setStatus(HttpStatus.OK_200);
 113                                                 break;
 114                                         default:
 115                                                 context.error(trans,resp,r);
 116                                 }
 117                         }
 118                 });
 119
 120                 /**
 121                  * Get History by Role
 122                  */
 123                 authzAPI.route(GET,"/authz/hist/role/:role",API.HISTORY,new Code(facade,"Get History by Role", true) {
 124                         @Override
 125                         public void handle(AuthzTrans trans, HttpServletRequest req, HttpServletResponse resp) throws Exception {
 126                                 int[] years;
 127                                 int descend;
 128                                 try {
 129                                         years = getYears(req);
 130                                         descend = decending(req);
 131                                 } catch(Exception e) {
 132                                         context.error(trans, resp, Result.err(Status.ERR_BadData, e.getMessage()));
 133                                         return;
 134                                 }
 135
 136                                 Result<Void> r = context.getHistoryByRole(trans, resp, pathParam(req,":role"),years,descend);
 137                                 switch(r.status) {
 138                                         case OK:
 139                                                 resp.setStatus(HttpStatus.OK_200);
 140                                                 break;
 141                                         default:
 142                                                 context.error(trans,resp,r);
 143                                 }
 144                         }
 145                 });
 146
 147                 /**
 148                  * Get History by Perm Type
 149                  */
 150                 authzAPI.route(GET,"/authz/hist/perm/:type",API.HISTORY,new Code(facade,"Get History by Perm Type", true) {
 151                         @Override
 152                         public void handle(AuthzTrans trans, HttpServletRequest req, HttpServletResponse resp) throws Exception {
 153                                 int[] years;
 154                                 int descend;
 155                                 try {
 156                                         years = getYears(req);
 157                                         descend = decending(req);
 158                                 } catch(Exception e) {
 159                                         context.error(trans, resp, Result.err(Status.ERR_BadData, e.getMessage()));
 160                                         return;
 161                                 }
 162
 163                                 Result<Void> r = context.getHistoryByPerm(trans, resp, pathParam(req,":type"),years,descend);
 164                                 switch(r.status) {
 165                                         case OK:
 166                                                 resp.setStatus(HttpStatus.OK_200);
 167                                                 break;
 168                                         default:
 169                                                 context.error(trans,resp,r);
 170                                 }
 171                         }
 172                 });
 173         }
 174
 175         // Check if Ascending
 176         private static int decending(HttpServletRequest req) {
 177                 if("true".equalsIgnoreCase(req.getParameter("desc")))return -1;
 178                 if("true".equalsIgnoreCase(req.getParameter("asc")))return 1;
 179                 return 0;
 180         }
 181
 182         // Get Common "yyyymm" parameter, or none
 183         private static final SimpleDateFormat FMT = new SimpleDateFormat("yyyyMM");
 184
 185         private static int[] getYears(HttpServletRequest req) throws NumberFormatException {
 186                 String yyyymm = req.getParameter("yyyymm");
 187                 ArrayList<Integer> ai= new ArrayList<Integer>();
 188                 if(yyyymm==null) {
 189                         GregorianCalendar gc = new GregorianCalendar();
 190                         // three months is the default
 191                         for(int i=0;i<3;++i) {
 192                                 ai.add(Integer.parseInt(FMT.format(gc.getTime())));
 193                                 gc.add(GregorianCalendar.MONTH, -1);
 194                         }
 195                 } else {
 196                         for(String ym : yyyymm.split(",")) {
 197                                 String range[] = ym.split("\\s*-\\s*");
 198                                 switch(range.length) {
 199                                         case 0:
 200                                                 break;
 201                                         case 1:
 202                                                 if(!ym.endsWith("-")) {
 203                                                         ai.add(getNum(ym));
 204                                                         break;
 205                                                 } else {
 206                                                         range=new String[] {ym.substring(0, 6),FMT.format(new Date())};
 207                                                 }
 208                                         default:
 209                                                 GregorianCalendar gc = new GregorianCalendar();
 210                                                 gc.set(GregorianCalendar.MONTH, Integer.parseInt(range[1].substring(4,6))-1);
 211                                                 gc.set(GregorianCalendar.YEAR, Integer.parseInt(range[1].substring(0,4)));
 212                                                 int end = getNum(FMT.format(gc.getTime()));
 213
 214                                                 gc.set(GregorianCalendar.MONTH, Integer.parseInt(range[0].substring(4,6))-1);
 215                                                 gc.set(GregorianCalendar.YEAR, Integer.parseInt(range[0].substring(0,4)));
 216                                                 for(int i=getNum(FMT.format(gc.getTime()));i<=end;gc.add(GregorianCalendar.MONTH, 1),i=getNum(FMT.format(gc.getTime()))) {
 217                                                         ai.add(i);
 218                                                 }
 219
 220                                 }
 221                         }
 222                 }
 223                 if(ai.size()==0) {
 224                         throw new NumberFormatException(yyyymm + " is an invalid number or range");
 225                 }
 226                 Collections.sort(ai);
 227                 int ym[] = new int[ai.size()];
 228                 for(int i=0;i<ym.length;++i) {
 229                         ym[i]=ai.get(i);
 230                 }
 231                 return ym;
 232         }
 233
 234         private static int getNum(String n) {
 235                 if(n==null || n.length()!=6) throw new NumberFormatException(n + " is not in YYYYMM format");
 236                 return Integer.parseInt(n);
 237         }
 238 }