aaf/src/main/java/com/att/cadi/aaf/v2_0/AbsAAFLur.java

   1 /*******************************************************************************\r
   2  * ============LICENSE_START====================================================\r
   3  * * org.onap.aaf\r
   4  * * ===========================================================================\r
   5  * * Copyright © 2017 AT&T Intellectual Property. All rights reserved.\r
   6  * * ===========================================================================\r
   7  * * Licensed under the Apache License, Version 2.0 (the "License");\r
   8  * * you may not use this file except in compliance with the License.\r
   9  * * You may obtain a copy of the License at\r
  10  * * \r
  11  *  *      http://www.apache.org/licenses/LICENSE-2.0\r
  12  * * \r
  13  *  * Unless required by applicable law or agreed to in writing, software\r
  14  * * distributed under the License is distributed on an "AS IS" BASIS,\r
  15  * * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r
  16  * * See the License for the specific language governing permissions and\r
  17  * * limitations under the License.\r
  18  * * ============LICENSE_END====================================================\r
  19  * *\r
  20  * * ECOMP is a trademark and service mark of AT&T Intellectual Property.\r
  21  * *\r
  22  ******************************************************************************/\r
  23 package com.att.cadi.aaf.v2_0;\r
  24 \r
  25 import java.net.URISyntaxException;\r
  26 import java.security.Principal;\r
  27 import java.util.ArrayList;\r
  28 import java.util.Date;\r
  29 import java.util.List;\r
  30 \r
  31 import com.att.aft.dme2.api.DME2Exception;\r
  32 import com.att.cadi.AbsUserCache;\r
  33 import com.att.cadi.Access.Level;\r
  34 import com.att.cadi.CachingLur;\r
  35 import com.att.cadi.Permission;\r
  36 import com.att.cadi.StrLur;\r
  37 import com.att.cadi.Transmutate;\r
  38 import com.att.cadi.User;\r
  39 import com.att.cadi.config.Config;\r
  40 import com.att.cadi.aaf.AAFPermission;\r
  41 import com.att.cadi.aaf.AAFTransmutate;\r
  42 import com.att.inno.env.APIException;\r
  43 import com.att.inno.env.util.Split;\r
  44 \r
  45 public abstract class AbsAAFLur<PERM extends Permission> extends AbsUserCache<PERM> implements StrLur, CachingLur<PERM> {\r
  46         protected static final byte[] BLANK_PASSWORD = new byte[0];\r
  47         protected static final Transmutate<Principal> transmutate = new AAFTransmutate();\r
  48         private String[] debug = null;\r
  49         public AAFCon<?> aaf;\r
  50         private String[] supports;\r
  51 \r
  52         public AbsAAFLur(AAFCon<?> con) throws DME2Exception, URISyntaxException, APIException {\r
  53                 super(con.access, con.cleanInterval, con.highCount, con.usageRefreshTriggerCount);\r
  54                 aaf = con;\r
  55                 setLur(this);\r
  56                 supports = con.access.getProperty(Config.AAF_DOMAIN_SUPPORT, Config.AAF_DOMAIN_SUPPORT_DEF).split("\\s*:\\s*");\r
  57         }\r
  58 \r
  59         public AbsAAFLur(AAFCon<?> con, AbsUserCache<PERM> auc) throws DME2Exception, URISyntaxException, APIException {\r
  60                 super(auc);\r
  61                 aaf = con;\r
  62                 setLur(this);\r
  63                 supports = con.access.getProperty(Config.AAF_DOMAIN_SUPPORT, Config.AAF_DOMAIN_SUPPORT_DEF).split("\\s*:\\s*");\r
  64         }\r
  65 \r
  66         @Override\r
  67         public void setDebug(String ids) {\r
  68                 this.debug = ids==null?null:Split.split(',', ids);\r
  69         }\r
  70         \r
  71         protected abstract User<PERM> loadUser(Principal bait);\r
  72         protected abstract User<PERM> loadUser(String name);\r
  73         public final boolean supports(String userName) {\r
  74                 if(userName!=null) {\r
  75                         for(String s : supports) {\r
  76                                 if(userName.endsWith(s))\r
  77                                         return true;\r
  78                         }\r
  79                 }\r
  80                 return false;\r
  81         }\r
  82         \r
  83         protected abstract boolean isCorrectPermType(Permission pond);\r
  84         \r
  85         // This is where you build AAF CLient Code.  Answer the question "Is principal "bait" in the "pond"\r
  86         public boolean fish(Principal bait, Permission pond) {\r
  87                 return fish(bait.getName(), pond);\r
  88         }\r
  89 \r
  90         public void fishAll(Principal bait, List<Permission> perms) {\r
  91                 fishAll(bait.getName(),perms);\r
  92         }\r
  93 \r
  94         // This is where you build AAF CLient Code.  Answer the question "Is principal "bait" in the "pond"\r
  95         public boolean fish(String bait, Permission pond) {\r
  96                 if(isDebug(bait)) {\r
  97                         boolean rv = false;\r
  98                         StringBuilder sb = new StringBuilder("Log for ");\r
  99                         sb.append(bait);\r
 100                         if(supports(bait)) {\r
 101                                 User<PERM> user = getUser(bait);\r
 102                                 if(user==null) {\r
 103                                         sb.append("\n\tUser is not in Cache");\r
 104                                 } else {\r
 105                                         if(user.noPerms())sb.append("\n\tUser has no Perms");\r
 106                                         if(user.permExpired()) {\r
 107                                                 sb.append("\n\tUser's perm expired [");\r
 108                                                 sb.append(new Date(user.permExpires()));\r
 109                                                 sb.append(']');\r
 110                                         } else {\r
 111                                                 sb.append("\n\tUser's perm expires [");\r
 112                                                 sb.append(new Date(user.permExpires()));\r
 113                                                 sb.append(']');\r
 114                                         }\r
 115                                 }\r
 116                                 if(user==null || (user.noPerms() && user.permExpired())) {\r
 117                                         user = loadUser(bait);\r
 118                                         sb.append("\n\tloadUser called");\r
 119                                 }\r
 120                                 if(user==null) {\r
 121                                         sb.append("\n\tUser was not Loaded");\r
 122                                 } else if(user.contains(pond)) {\r
 123                                         sb.append("\n\tUser contains ");\r
 124                                         sb.append(pond.getKey());\r
 125                                         rv = true;\r
 126                                 } else {\r
 127                                         sb.append("\n\tUser does not contain ");\r
 128                                         sb.append(pond.getKey());\r
 129                                         List<Permission> perms = new ArrayList<Permission>();\r
 130                                         user.copyPermsTo(perms);\r
 131                                         for(Permission p : perms) {\r
 132                                                 sb.append("\n\t\t");\r
 133                                                 sb.append(p.getKey());\r
 134                                         }\r
 135                                 }\r
 136                         } else {\r
 137                                 sb.append("AAF Lur does not support [");\r
 138                                 sb.append(bait);\r
 139                                 sb.append("]");\r
 140                         }\r
 141                         aaf.access.log(Level.INFO, sb);\r
 142                         return rv;\r
 143                 } else {\r
 144                         if(supports(bait)) {\r
 145                                 User<PERM> user = getUser(bait);\r
 146                                 if(user==null || (user.noPerms() && user.permExpired())) {\r
 147                                         user = loadUser(bait);\r
 148                                 }\r
 149                                 return user==null?false:user.contains(pond);\r
 150                         }\r
 151                         return false;\r
 152                 }\r
 153         }\r
 154 \r
 155         public void fishAll(String bait, List<Permission> perms) {\r
 156                 if(isDebug(bait)) {\r
 157                         StringBuilder sb = new StringBuilder("Log for ");\r
 158                         sb.append(bait);\r
 159                         if(supports(bait)) {\r
 160                                 User<PERM> user = getUser(bait);\r
 161                                 if(user==null) {\r
 162                                         sb.append("\n\tUser is not in Cache");\r
 163                                 } else {\r
 164                                         if(user.noPerms())sb.append("\n\tUser has no Perms");\r
 165                                         if(user.permExpired()) {\r
 166                                                 sb.append("\n\tUser's perm expired [");\r
 167                                                 sb.append(new Date(user.permExpires()));\r
 168                                                 sb.append(']');\r
 169                                         } else {\r
 170                                                 sb.append("\n\tUser's perm expires [");\r
 171                                                 sb.append(new Date(user.permExpires()));\r
 172                                                 sb.append(']');\r
 173                                         }\r
 174                                 }\r
 175                                 if(user==null || (user.noPerms() && user.permExpired())) {\r
 176                                         user = loadUser(bait);\r
 177                                         sb.append("\n\tloadUser called");\r
 178                                 }\r
 179                                 if(user==null) {\r
 180                                         sb.append("\n\tUser was not Loaded");\r
 181                                 } else {\r
 182                                         sb.append("\n\tCopying Perms ");\r
 183                                         user.copyPermsTo(perms);\r
 184                                         for(Permission p : perms) {\r
 185                                                 sb.append("\n\t\t");\r
 186                                                 sb.append(p.getKey());\r
 187                                         }\r
 188                                 }\r
 189                         } else {\r
 190                                 sb.append("AAF Lur does not support [");\r
 191                                 sb.append(bait);\r
 192                                 sb.append("]");\r
 193                         }\r
 194                         aaf.access.log(Level.INFO, sb);\r
 195                 } else {\r
 196                         if(supports(bait)) {\r
 197                                 User<PERM> user = getUser(bait);\r
 198                                 if(user==null || (user.noPerms() && user.permExpired())) user = loadUser(bait);\r
 199                                 if(user!=null) {\r
 200                                         user.copyPermsTo(perms);\r
 201                                 }\r
 202                         }\r
 203                 }\r
 204         }\r
 205         \r
 206         @Override\r
 207         public void remove(String user) {\r
 208                 super.remove(user);\r
 209         }\r
 210 \r
 211         private boolean isDebug(String bait) {\r
 212                 if(debug!=null) {\r
 213                         if(debug.length==1 && "all".equals(debug[0]))return true;\r
 214                         for(String s : debug) {\r
 215                                 if(s.equals(bait))return true;\r
 216                         }\r
 217                 }\r
 218                 return false;\r
 219         }\r
 220         /**\r
 221          * This special case minimizes loops, avoids multiple Set hits, and calls all the appropriate Actions found.\r
 222          * \r
 223          * @param bait\r
 224          * @param obj\r
 225          * @param type\r
 226          * @param instance\r
 227          * @param actions\r
 228          */\r
 229         public<A> void fishOneOf(String bait, A obj, String type, String instance, List<Action<A>> actions) {\r
 230                 User<PERM> user = getUser(bait);\r
 231                 if(user==null || (user.noPerms() && user.permExpired()))user = loadUser(bait);\r
 232 //              return user==null?false:user.contains(pond);\r
 233                 if(user!=null) {\r
 234                         ReuseAAFPermission perm = new ReuseAAFPermission(type,instance);\r
 235                         for(Action<A> action : actions) {\r
 236                                 perm.setAction(action.getName());\r
 237                                 if(user.contains(perm)) {\r
 238                                         if(action.exec(obj))return;\r
 239                                 }\r
 240                         }\r
 241                 }\r
 242         }\r
 243         \r
 244         public static interface Action<A> {\r
 245                 public String getName();\r
 246                 /**\r
 247                  *  Return false to continue, True to end now\r
 248                  * @return\r
 249                  */\r
 250                 public boolean exec(A a);\r
 251         }\r
 252         \r
 253         private class ReuseAAFPermission extends AAFPermission {\r
 254                 public ReuseAAFPermission(String type, String instance) {\r
 255                         super(type,instance,null);\r
 256                 }\r
 257 \r
 258                 public void setAction(String s) {\r
 259                         action = s;\r
 260                 }\r
 261                 \r
 262                 /**\r
 263                  * This function understands that AAF Keys are hierarchical, :A:B:C, \r
 264                  *  Cassandra follows a similar method, so we'll short circuit and do it more efficiently when there isn't a first hit\r
 265                  * @return\r
 266                  */\r
 267         }\r
 268 }\r