auth/auth-cass/src/main/java/org/onap/aaf/auth/dao/cached/FileGetter.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.dao.cached;
  23
  24 import java.io.IOException;
  25 import java.nio.ByteBuffer;
  26 import java.text.ParseException;
  27 import java.text.SimpleDateFormat;
  28 import java.util.ArrayList;
  29 import java.util.List;
  30 import java.util.Map;
  31 import java.util.TreeMap;
  32
  33 import org.onap.aaf.auth.dao.Cached.Getter;
  34 import org.onap.aaf.auth.dao.cass.CredDAO;
  35 import org.onap.aaf.auth.dao.cass.CredDAO.Data;
  36 import org.onap.aaf.auth.layer.Result;
  37 import org.onap.aaf.cadi.Access;
  38 import org.onap.aaf.cadi.Access.Level;
  39 import org.onap.aaf.cadi.CadiException;
  40 import org.onap.aaf.cadi.Hash;
  41 import org.onap.aaf.cadi.PropAccess;
  42 import org.onap.aaf.cadi.util.CSV;
  43
  44 public class FileGetter {
  45     private static final String AAF_FILEGETTER = "aaf_filegetter";
  46     private static boolean isLoaded = false;
  47     private static FileGetter singleton;
  48     private static List<CredDAO.Data> EMPTY = new ArrayList<>();
  49     private Map<String,List<CredDAO.Data>> data;
  50     private SimpleDateFormat sdf;
  51     private FileGetter(Access access) {
  52         if(access!=null) {
  53             String filename = access.getProperty(AAF_FILEGETTER,null);
  54             if((filename!=null)&&(!isLoaded)) {
  55                     data = new TreeMap<>();
  56                     sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss+SSSS");
  57                     CSV csv = new CSV(access, filename).setDelimiter('|');
  58                     try {
  59                         access.log(Level.INIT, "Loading Filebased Cred from",filename);
  60                         csv.visit(row -> {
  61                             if(row.size()<1) {
  62                                 access.log(Level.INIT, "Bad Row");
  63                             }
  64                             int type;
  65                               try {
  66                                   type =Integer.parseInt(row.get(1));
  67                               } catch(Exception e) {
  68                                   access.log(Level.INIT, e, "skipping ", row.get(0));
  69                                   return;
  70                               }
  71                             if(CredDAO.CERT_SHA256_RSA == type) {
  72                                 return;
  73                             }
  74                             byte ba[];
  75                             CredDAO.Data cdd = new CredDAO.Data();
  76                             cdd.id=row.get(0);
  77                             cdd.type = type;
  78                             try {
  79                                 cdd.expires = sdf.parse(row.get(2));
  80                                 // Note: Note sure this can be null, but throwing was
  81                                 // part of original "fromHex" method.  Remove if you can
  82                                 // prove ba will never be null J - May 19,2020
  83                                 if((ba=Hash.fromHex(row.get(3)))==null) {
  84                                         throw new CadiException("Invalid Cred");
  85                                 }
  86                                 cdd.cred = ByteBuffer.wrap(ba);
  87                                 cdd.notes= row.get(4);
  88                                 cdd.ns = row.get(5);
  89                                 cdd.other = Integer.parseInt(row.get(6));
  90                                 if(row.size()>8) {
  91                                     cdd.tag = row.get(8);
  92                                 } else {
  93                                     cdd.tag = "";
  94                                 }
  95                                 List<CredDAO.Data> lcdd = data.get(cdd.id);
  96                                 if(lcdd == null) {
  97                                     lcdd = new ArrayList<>();
  98                                     data.put(cdd.id, lcdd);
  99                                 }
 100                                 lcdd.add(cdd);
 101                             } catch (ParseException e) {
 102                                 access.log(Level.INIT, e);
 103                             }
 104
 105                         });
 106                         access.printf(Level.INIT, "Filebased Cred finished...");
 107                         isLoaded = true;
 108                     } catch( CadiException | IOException e) {
 109                         access.log(Level.ERROR, e);
 110                     }
 111             }
 112         }
 113     }
 114
 115     public static synchronized FileGetter singleton(Access access) {
 116         if(singleton==null) {
 117             singleton = new FileGetter(access);
 118         }
 119         return singleton;
 120     }
 121
 122     public Getter<CredDAO.Data> getter(String id) {
 123         return new FGetter(id);
 124     }
 125
 126     public class FGetter implements Getter<CredDAO.Data> {
 127         private final List<CredDAO.Data> lcdd;
 128         public FGetter(final String id) {
 129             lcdd = data.get(id);
 130         }
 131         @Override
 132         public Result<List<Data>> get() {
 133             return Result.ok(lcdd==null?EMPTY:lcdd);
 134         }
 135     }
 136
 137     public static void main(String[] args) {
 138         PropAccess access = new PropAccess(args);
 139         access.setProperty(AAF_FILEGETTER,"/opt/app/aaf/data/cred.dat");
 140         FileGetter fg = FileGetter.singleton(access);
 141
 142         for(String id : new String[] {"m01891@aaf.att.com","bogus"}) {
 143             Getter<CredDAO.Data> g = fg.getter(id);
 144             Result<List<CredDAO.Data>> r = g.get();
 145             if(r.isOKhasData()) {
 146                 for(CredDAO.Data cdd : r.value) {
 147                     System.out.println(cdd);
 148                 }
 149             }
 150         }
 151     }
 152
 153     public static boolean isLoaded() {
 154         return isLoaded;
 155     }
 156 }
 157