AT&T 2.0.19 Code drop, stage 3
[aaf/authz.git] / auth / auth-locate / src / main / java / org / onap / aaf / auth / locate / api / API_Proxy.java
diff --git a/auth/auth-locate/src/main/java/org/onap/aaf/auth/locate/api/API_Proxy.java b/auth/auth-locate/src/main/java/org/onap/aaf/auth/locate/api/API_Proxy.java
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+/**
+ * ============LICENSE_START====================================================
+ * org.onap.aaf
+ * ===========================================================================
+ * Copyright (c) 2018 AT&T Intellectual Property. All rights reserved.
+ * ===========================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END====================================================
+ *
+ */
+
+package org.onap.aaf.auth.locate.api;
+
+import java.net.ConnectException;
+
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+import org.eclipse.jetty.http.HttpStatus;
+import org.onap.aaf.auth.env.AuthzTrans;
+import org.onap.aaf.auth.locate.AAF_Locate;
+import org.onap.aaf.auth.locate.BasicAuthCode;
+import org.onap.aaf.auth.locate.LocateCode;
+import org.onap.aaf.auth.locate.facade.LocateFacade;
+import org.onap.aaf.auth.locate.mapper.Mapper.API;
+import org.onap.aaf.auth.rserv.HttpMethods;
+import org.onap.aaf.cadi.CadiException;
+import org.onap.aaf.cadi.client.Future;
+import org.onap.aaf.cadi.client.Rcli;
+import org.onap.aaf.cadi.client.Retryable;
+import org.onap.aaf.cadi.config.Config;
+import org.onap.aaf.cadi.oauth.OAuth2Principal;
+import org.onap.aaf.misc.env.APIException;
+import org.onap.aaf.misc.env.Env;
+import org.onap.aaf.misc.env.TimeTaken;
+
+/**
+ * API Apis.. using Redirect for mechanism
+ * 
+ * @author Jonathan
+ *
+ */
+public class API_Proxy {
+
+       /**
+        * Normal Init level APIs
+        * 
+        * @param gwAPI
+        * @param facade
+        * @throws Exception
+        */
+       public static void init(final AAF_Locate gwAPI, LocateFacade facade) throws Exception {
+               
+               String aafurl = gwAPI.access.getProperty(Config.AAF_URL,null);
+               if(aafurl==null) {
+               } else {
+                       ////////
+                       // Transferring APIs
+                       // But DO NOT transfer BasicAuth case... wastes resources.
+                       ///////
+                       final BasicAuthCode bac = new BasicAuthCode(gwAPI.aafAuthn,facade);
+                       
+                       gwAPI.routeAll(HttpMethods.GET,"/proxy/:path*",API.VOID,new LocateCode(facade,"Proxy GET", true) {
+                               @Override
+                               public void handle(final AuthzTrans trans, final HttpServletRequest req, final HttpServletResponse resp) throws Exception {
+                                       if("/proxy/authn/basicAuth".equals(req.getPathInfo()) && !(req.getUserPrincipal() instanceof OAuth2Principal)) {
+                                               bac.handle(trans, req, resp);
+                                       } else {
+                                               TimeTaken tt = trans.start("Forward to AAF Service", Env.REMOTE);
+                                               try {
+                                                       gwAPI.clientAsUser(trans.getUserPrincipal(), new Retryable<Void>() {
+                                                               @Override
+                                                               public Void code(Rcli<?> client) throws CadiException, ConnectException, APIException {
+                                                                       Future<Void> ft = client.transfer(req,resp,pathParam(req, ":path"),HttpStatus.OK_200);
+                                                                       ft.get(10000); // Covers return codes and err messages
+                                                                       return null;
+                                                               }
+                                                       });
+                                               
+                                               } catch (CadiException | APIException e) {
+                                                       trans.error().log(e);
+                                               } finally {
+                                                       tt.done();
+                                               }
+                                       }
+                               }
+                       });
+                       
+                       gwAPI.routeAll(HttpMethods.POST,"/proxy/:path*",API.VOID,new LocateCode(facade,"Proxy POST", true) {
+                               @Override
+                               public void handle(final AuthzTrans trans, final HttpServletRequest req, final HttpServletResponse resp) throws Exception {
+                                       TimeTaken tt = trans.start("Forward to AAF Service", Env.REMOTE);
+                                       try {
+                                               gwAPI.clientAsUser(trans.getUserPrincipal(), new Retryable<Void>() {
+                                                       @Override
+                                                       public Void code(Rcli<?> client) throws CadiException, ConnectException, APIException {
+                                                               Future<Void> ft = client.transfer(req,resp,pathParam(req, ":path"),HttpStatus.CREATED_201);
+                                                               ft.get(10000); // Covers return codes and err messages
+                                                               return null;
+                                                       }
+                                               });
+                                       } catch (CadiException | APIException e) {
+                                               trans.error().log(e);
+                                       } finally {
+                                               tt.done();
+                                       }
+                               }
+                       });
+                       
+                       gwAPI.routeAll(HttpMethods.PUT,"/proxy/:path*",API.VOID,new LocateCode(facade,"Proxy PUT", true) {
+                               @Override
+                               public void handle(final AuthzTrans trans, final HttpServletRequest req, final HttpServletResponse resp) throws Exception {
+                                       TimeTaken tt = trans.start("Forward to AAF Service", Env.REMOTE);
+                                       try {
+                                               gwAPI.clientAsUser(trans.getUserPrincipal(), new Retryable<Void>() {
+                                                       @Override
+                                                       public Void code(Rcli<?> client) throws CadiException, ConnectException, APIException {
+                                                               Future<Void> ft = client.transfer(req,resp,pathParam(req, ":path"),HttpStatus.OK_200);
+                                                               ft.get(10000); // Covers return codes and err messages
+                                                               return null;
+                                                       }
+                                               });
+                                       } catch (CadiException | APIException e) {
+                                               trans.error().log(e);
+                                       } finally {
+                                               tt.done();
+                                       }
+                               }
+                       });
+                       
+                       gwAPI.routeAll(HttpMethods.DELETE,"/proxy/:path*",API.VOID,new LocateCode(facade,"Proxy DELETE", true) {
+                               @Override
+                               public void handle(final AuthzTrans trans, final HttpServletRequest req, final HttpServletResponse resp) throws Exception {
+                                       TimeTaken tt = trans.start("Forward to AAF Service", Env.REMOTE);
+                                       try {
+                                               gwAPI.clientAsUser(trans.getUserPrincipal(), new Retryable<Void>() {
+                                                       @Override
+                                                       public Void code(Rcli<?> client) throws CadiException, ConnectException, APIException {
+                                                               Future<Void> ft = client.transfer(req,resp,pathParam(req, ":path"),HttpStatus.OK_200);
+                                                               ft.get(10000); // Covers return codes and err messages
+                                                               return null;
+                                                       }
+                                               });
+                                       } catch (CadiException | APIException e) {
+                                               trans.error().log(e);
+                                       } finally {
+                                               tt.done();
+                                       }
+                               }
+                       });
+               }
+       }
+}