auth/auth-locate/src/main/java/org/onap/aaf/auth/locate/api/API_Proxy.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.locate.api;
  23
  24 import java.net.ConnectException;
  25
  26 import javax.servlet.http.HttpServletRequest;
  27 import javax.servlet.http.HttpServletResponse;
  28
  29 import org.eclipse.jetty.http.HttpStatus;
  30 import org.onap.aaf.auth.env.AuthzTrans;
  31 import org.onap.aaf.auth.locate.AAF_Locate;
  32 import org.onap.aaf.auth.locate.BasicAuthCode;
  33 import org.onap.aaf.auth.locate.LocateCode;
  34 import org.onap.aaf.auth.locate.facade.LocateFacade;
  35 import org.onap.aaf.auth.locate.mapper.Mapper.API;
  36 import org.onap.aaf.auth.rserv.HttpMethods;
  37 import org.onap.aaf.cadi.CadiException;
  38 import org.onap.aaf.cadi.client.Future;
  39 import org.onap.aaf.cadi.client.Rcli;
  40 import org.onap.aaf.cadi.client.Retryable;
  41 import org.onap.aaf.cadi.config.Config;
  42 import org.onap.aaf.cadi.oauth.OAuth2Principal;
  43 import org.onap.aaf.misc.env.APIException;
  44 import org.onap.aaf.misc.env.Env;
  45 import org.onap.aaf.misc.env.TimeTaken;
  46
  47 /**
  48  * API Apis.. using Redirect for mechanism
  49  *
  50  * @author Jonathan
  51  *
  52  */
  53 public class API_Proxy {
  54
  55     /**
  56      * Normal Init level APIs
  57      *
  58      * @param gwAPI
  59      * @param facade
  60      * @throws Exception
  61      */
  62     public static void init(final AAF_Locate gwAPI, LocateFacade facade) throws Exception {
  63
  64         String aafurl = gwAPI.access.getProperty(Config.AAF_URL,null);
  65         if (aafurl==null) {
  66         } else {
  67             ////////
  68             // Transferring APIs
  69             // But DO NOT transfer BasicAuth case... wastes resources.
  70             ///////
  71             final BasicAuthCode bac = new BasicAuthCode(gwAPI.aafAuthn,facade);
  72
  73             gwAPI.routeAll(HttpMethods.GET,"/proxy/:path*",API.VOID,new LocateCode(facade,"Proxy GET", true) {
  74                 @Override
  75                 public void handle(final AuthzTrans trans, final HttpServletRequest req, final HttpServletResponse resp) throws Exception {
  76                     if ("/proxy/authn/basicAuth".equals(req.getPathInfo()) && !(req.getUserPrincipal() instanceof OAuth2Principal)) {
  77                         bac.handle(trans, req, resp);
  78                     } else {
  79                         TimeTaken tt = trans.start("Forward to AAF Service", Env.REMOTE);
  80                         try {
  81                             gwAPI.clientAsUser(trans.getUserPrincipal(), new Retryable<Void>() {
  82                                 @Override
  83                                 public Void code(Rcli<?> client) throws CadiException, ConnectException, APIException {
  84                                     Future<Void> ft = client.transfer(req,resp,pathParam(req, ":path"),HttpStatus.OK_200);
  85                                     ft.get(10000); // Covers return codes and err messages
  86                                     return null;
  87                                 }
  88                             });
  89
  90                         } catch (CadiException | APIException e) {
  91                             trans.error().log(e);
  92                         } finally {
  93                             tt.done();
  94                         }
  95                     }
  96                 }
  97             });
  98
  99             gwAPI.routeAll(HttpMethods.POST,"/proxy/:path*",API.VOID,new LocateCode(facade,"Proxy POST", true) {
 100                 @Override
 101                 public void handle(final AuthzTrans trans, final HttpServletRequest req, final HttpServletResponse resp) throws Exception {
 102                     TimeTaken tt = trans.start("Forward to AAF Service", Env.REMOTE);
 103                     try {
 104                         gwAPI.clientAsUser(trans.getUserPrincipal(), new Retryable<Void>() {
 105                             @Override
 106                             public Void code(Rcli<?> client) throws CadiException, ConnectException, APIException {
 107                                 Future<Void> ft = client.transfer(req,resp,pathParam(req, ":path"),HttpStatus.CREATED_201);
 108                                 ft.get(10000); // Covers return codes and err messages
 109                                 return null;
 110                             }
 111                         });
 112                     } catch (CadiException | APIException e) {
 113                         trans.error().log(e);
 114                     } finally {
 115                         tt.done();
 116                     }
 117                 }
 118             });
 119
 120             gwAPI.routeAll(HttpMethods.PUT,"/proxy/:path*",API.VOID,new LocateCode(facade,"Proxy PUT", true) {
 121                 @Override
 122                 public void handle(final AuthzTrans trans, final HttpServletRequest req, final HttpServletResponse resp) throws Exception {
 123                     TimeTaken tt = trans.start("Forward to AAF Service", Env.REMOTE);
 124                     try {
 125                         gwAPI.clientAsUser(trans.getUserPrincipal(), new Retryable<Void>() {
 126                             @Override
 127                             public Void code(Rcli<?> client) throws CadiException, ConnectException, APIException {
 128                                 Future<Void> ft = client.transfer(req,resp,pathParam(req, ":path"),HttpStatus.OK_200);
 129                                 ft.get(10000); // Covers return codes and err messages
 130                                 return null;
 131                             }
 132                         });
 133                     } catch (CadiException | APIException e) {
 134                         trans.error().log(e);
 135                     } finally {
 136                         tt.done();
 137                     }
 138                 }
 139             });
 140
 141             gwAPI.routeAll(HttpMethods.DELETE,"/proxy/:path*",API.VOID,new LocateCode(facade,"Proxy DELETE", true) {
 142                 @Override
 143                 public void handle(final AuthzTrans trans, final HttpServletRequest req, final HttpServletResponse resp) throws Exception {
 144                     TimeTaken tt = trans.start("Forward to AAF Service", Env.REMOTE);
 145                     try {
 146                         gwAPI.clientAsUser(trans.getUserPrincipal(), new Retryable<Void>() {
 147                             @Override
 148                             public Void code(Rcli<?> client) throws CadiException, ConnectException, APIException {
 149                                 Future<Void> ft = client.transfer(req,resp,pathParam(req, ":path"),HttpStatus.OK_200);
 150                                 ft.get(10000); // Covers return codes and err messages
 151                                 return null;
 152                             }
 153                         });
 154                     } catch (CadiException | APIException e) {
 155                         trans.error().log(e);
 156                     } finally {
 157                         tt.done();
 158                     }
 159                 }
 160             });
 161         }
 162     }
 163 }