| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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. |
| */ |
| package org.apache.pulsar.functions.worker.rest; |
| |
| import java.util.function.Supplier; |
| import javax.servlet.ServletContext; |
| import javax.servlet.http.HttpServletRequest; |
| import javax.ws.rs.core.Context; |
| import javax.ws.rs.core.UriInfo; |
| import org.apache.pulsar.broker.authentication.AuthenticationDataSource; |
| import org.apache.pulsar.broker.authentication.AuthenticationParameters; |
| import org.apache.pulsar.broker.web.AuthenticationFilter; |
| import org.apache.pulsar.functions.worker.WorkerService; |
| |
| public class FunctionApiResource implements Supplier<WorkerService> { |
| |
| public static final String ATTRIBUTE_FUNCTION_WORKER = "function-worker"; |
| public static final String ORIGINAL_PRINCIPAL_HEADER = "X-Original-Principal"; |
| |
| private WorkerService workerService; |
| @Context |
| protected ServletContext servletContext; |
| @Context |
| protected HttpServletRequest httpRequest; |
| @Context |
| protected UriInfo uri; |
| |
| @Override |
| public synchronized WorkerService get() { |
| if (this.workerService == null) { |
| this.workerService = (WorkerService) servletContext.getAttribute(ATTRIBUTE_FUNCTION_WORKER); |
| } |
| return this.workerService; |
| } |
| |
| public AuthenticationParameters authParams() { |
| return AuthenticationParameters.builder() |
| .originalPrincipal(httpRequest.getHeader(ORIGINAL_PRINCIPAL_HEADER)) |
| .clientRole(clientAppId()) |
| .clientAuthenticationDataSource(clientAuthData()) |
| .build(); |
| } |
| |
| /** |
| * @deprecated use {@link #authParams()} instead. |
| */ |
| @Deprecated |
| public String clientAppId() { |
| return httpRequest != null |
| ? (String) httpRequest.getAttribute(AuthenticationFilter.AuthenticatedRoleAttributeName) |
| : null; |
| } |
| |
| /** |
| * @deprecated use {@link #authParams()} instead. |
| */ |
| @Deprecated |
| public AuthenticationDataSource clientAuthData() { |
| return (AuthenticationDataSource) httpRequest.getAttribute(AuthenticationFilter.AuthenticatedDataAttributeName); |
| } |
| } |