authz-gw/src/main/java/com/att/authz/gw/api/API_Proxy.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.authz.gw.api;\r
  24 \r
  25 import java.net.ConnectException;\r
  26 \r
  27 import javax.servlet.http.HttpServletRequest;\r
  28 import javax.servlet.http.HttpServletResponse;\r
  29 \r
  30 import com.att.aft.dme2.internal.jetty.http.HttpStatus;\r
  31 import com.att.authz.env.AuthzTrans;\r
  32 import com.att.authz.gw.GwAPI;\r
  33 import com.att.authz.gw.GwCode;\r
  34 import com.att.authz.gw.facade.GwFacade;\r
  35 import com.att.authz.gw.mapper.Mapper.API;\r
  36 import com.att.cadi.CadiException;\r
  37 import com.att.cadi.client.Future;\r
  38 import com.att.cadi.client.Rcli;\r
  39 import com.att.cadi.client.Retryable;\r
  40 import com.att.cadi.config.Config;\r
  41 import com.att.cssa.rserv.HttpMethods;\r
  42 import com.att.inno.env.APIException;\r
  43 import com.att.inno.env.Env;\r
  44 import com.att.inno.env.TimeTaken;\r
  45 \r
  46 /**\r
  47  * API Apis.. using Redirect for mechanism\r
  48  * \r
  49  *\r
  50  */\r
  51 public class API_Proxy {\r
  52 \r
  53         /**\r
  54          * Normal Init level APIs\r
  55          * \r
  56          * @param gwAPI\r
  57          * @param facade\r
  58          * @throws Exception\r
  59          */\r
  60         public static void init(final GwAPI gwAPI, GwFacade facade) throws Exception {\r
  61                 \r
  62                 String aafurl = gwAPI.env.getProperty(Config.AAF_URL);\r
  63                 if(aafurl==null) {\r
  64                 } else {\r
  65 \r
  66                         ////////\r
  67                         // Transferring APIs\r
  68                         ///////\r
  69                         gwAPI.routeAll(HttpMethods.GET,"/proxy/:path*",API.VOID,new GwCode(facade,"Proxy GET", true) {\r
  70                                 @Override\r
  71                                 public void handle(final AuthzTrans trans, final HttpServletRequest req, final HttpServletResponse resp) throws Exception {\r
  72                                         TimeTaken tt = trans.start("Forward to AAF Service", Env.REMOTE);\r
  73                                         try {\r
  74                                                 gwAPI.clientAsUser(trans.getUserPrincipal(), new Retryable<Void>() {\r
  75                                                         @Override\r
  76                                                         public Void code(Rcli<?> client) throws CadiException, ConnectException, APIException {\r
  77                                                                 Future<Void> ft = client.transfer(req,resp,pathParam(req, ":path"),HttpStatus.OK_200);\r
  78                                                                 ft.get(10000); // Covers return codes and err messages\r
  79                                                                 return null;\r
  80                                                         }\r
  81                                                 });\r
  82                                         \r
  83                                         } catch (CadiException | APIException e) {\r
  84                                                 trans.error().log(e);\r
  85                                         } finally {\r
  86                                                 tt.done();\r
  87                                         }\r
  88                                 }\r
  89                         });\r
  90                         \r
  91                         gwAPI.routeAll(HttpMethods.POST,"/proxy/:path*",API.VOID,new GwCode(facade,"Proxy POST", true) {\r
  92                                 @Override\r
  93                                 public void handle(final AuthzTrans trans, final HttpServletRequest req, final HttpServletResponse resp) throws Exception {\r
  94                                         TimeTaken tt = trans.start("Forward to AAF Service", Env.REMOTE);\r
  95                                         try {\r
  96                                                 gwAPI.clientAsUser(trans.getUserPrincipal(), new Retryable<Void>() {\r
  97                                                         @Override\r
  98                                                         public Void code(Rcli<?> client) throws CadiException, ConnectException, APIException {\r
  99                                                                 Future<Void> ft = client.transfer(req,resp,pathParam(req, ":path"),HttpStatus.CREATED_201);\r
 100                                                                 ft.get(10000); // Covers return codes and err messages\r
 101                                                                 return null;\r
 102                                                         }\r
 103                                                 });\r
 104                                         } catch (CadiException | APIException e) {\r
 105                                                 trans.error().log(e);\r
 106                                         } finally {\r
 107                                                 tt.done();\r
 108                                         }\r
 109                                 }\r
 110                         });\r
 111                         \r
 112                         gwAPI.routeAll(HttpMethods.PUT,"/proxy/:path*",API.VOID,new GwCode(facade,"Proxy PUT", true) {\r
 113                                 @Override\r
 114                                 public void handle(final AuthzTrans trans, final HttpServletRequest req, final HttpServletResponse resp) throws Exception {\r
 115                                         TimeTaken tt = trans.start("Forward to AAF Service", Env.REMOTE);\r
 116                                         try {\r
 117                                                 gwAPI.clientAsUser(trans.getUserPrincipal(), new Retryable<Void>() {\r
 118                                                         @Override\r
 119                                                         public Void code(Rcli<?> client) throws CadiException, ConnectException, APIException {\r
 120                                                                 Future<Void> ft = client.transfer(req,resp,pathParam(req, ":path"),HttpStatus.OK_200);\r
 121                                                                 ft.get(10000); // Covers return codes and err messages\r
 122                                                                 return null;\r
 123                                                         }\r
 124                                                 });\r
 125                                         } catch (CadiException | APIException e) {\r
 126                                                 trans.error().log(e);\r
 127                                         } finally {\r
 128                                                 tt.done();\r
 129                                         }\r
 130                                 }\r
 131                         });\r
 132                         \r
 133                         gwAPI.routeAll(HttpMethods.DELETE,"/proxy/:path*",API.VOID,new GwCode(facade,"Proxy DELETE", true) {\r
 134                                 @Override\r
 135                                 public void handle(final AuthzTrans trans, final HttpServletRequest req, final HttpServletResponse resp) throws Exception {\r
 136                                         TimeTaken tt = trans.start("Forward to AAF Service", Env.REMOTE);\r
 137                                         try {\r
 138                                                 gwAPI.clientAsUser(trans.getUserPrincipal(), new Retryable<Void>() {\r
 139                                                         @Override\r
 140                                                         public Void code(Rcli<?> client) throws CadiException, ConnectException, APIException {\r
 141                                                                 Future<Void> ft = client.transfer(req,resp,pathParam(req, ":path"),HttpStatus.OK_200);\r
 142                                                                 ft.get(10000); // Covers return codes and err messages\r
 143                                                                 return null;\r
 144                                                         }\r
 145                                                 });\r
 146                                         } catch (CadiException | APIException e) {\r
 147                                                 trans.error().log(e);\r
 148                                         } finally {\r
 149                                                 tt.done();\r
 150                                         }\r
 151                                 }\r
 152                         });\r
 153                 }\r
 154         }\r
 155 }\r