| /* |
| * 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.bookkeeper.server.http.service; |
| |
| import static com.google.common.base.Preconditions.checkNotNull; |
| |
| import java.util.HashMap; |
| import java.util.concurrent.ExecutorService; |
| |
| import org.apache.bookkeeper.client.BookKeeperAdmin; |
| import org.apache.bookkeeper.common.util.JsonUtil; |
| import org.apache.bookkeeper.conf.ServerConfiguration; |
| import org.apache.bookkeeper.http.HttpServer; |
| import org.apache.bookkeeper.http.service.HttpEndpointService; |
| import org.apache.bookkeeper.http.service.HttpServiceRequest; |
| import org.apache.bookkeeper.http.service.HttpServiceResponse; |
| import org.apache.bookkeeper.net.BookieSocketAddress; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| /** |
| * HttpEndpointService that handle Bookkeeper Decommission related http request. |
| * The PUT method will send decommission bookie command running at backend. |
| */ |
| public class DecommissionService implements HttpEndpointService { |
| |
| static final Logger LOG = LoggerFactory.getLogger(DecommissionService.class); |
| |
| protected ServerConfiguration conf; |
| protected BookKeeperAdmin bka; |
| protected ExecutorService executor; |
| |
| |
| public DecommissionService(ServerConfiguration conf, BookKeeperAdmin bka, ExecutorService executor) { |
| checkNotNull(conf); |
| this.conf = conf; |
| this.bka = bka; |
| this.executor = executor; |
| } |
| |
| /* |
| * decommission bookie. |
| */ |
| @Override |
| public HttpServiceResponse handle(HttpServiceRequest request) throws Exception { |
| HttpServiceResponse response = new HttpServiceResponse(); |
| |
| if (HttpServer.Method.PUT == request.getMethod()) { |
| String requestBody = request.getBody(); |
| |
| if (requestBody == null) { |
| response.setCode(HttpServer.StatusCode.NOT_FOUND); |
| response.setBody("Null request body for DecommissionService."); |
| return response; |
| } |
| |
| @SuppressWarnings("unchecked") |
| HashMap<String, String> configMap = JsonUtil.fromJson(requestBody, HashMap.class); |
| if (configMap != null && configMap.containsKey("bookie_src")) { |
| try { |
| String[] bookieSrcString = configMap.get("bookie_src").split(":"); |
| BookieSocketAddress bookieSrc = new BookieSocketAddress( |
| bookieSrcString[0], Integer.parseInt(bookieSrcString[1])); |
| |
| executor.execute(() -> { |
| try { |
| LOG.info("Start decommissioning bookie."); |
| bka.decommissionBookie(bookieSrc); |
| LOG.info("Complete decommissioning bookie."); |
| } catch (Exception e) { |
| LOG.error("Error handling decommissionBookie: {} with exception {}", bookieSrc, e); |
| } |
| }); |
| |
| response.setCode(HttpServer.StatusCode.OK); |
| response.setBody("Success send decommission Bookie command " + bookieSrc.toString()); |
| return response; |
| } catch (Exception e) { |
| LOG.error("Exception occurred while decommissioning bookie: ", e); |
| response.setCode(HttpServer.StatusCode.NOT_FOUND); |
| response.setBody("Exception when send decommission command." + e.getMessage()); |
| return response; |
| } |
| } else { |
| response.setCode(HttpServer.StatusCode.NOT_FOUND); |
| response.setBody("Request body not contains bookie_src."); |
| return response; |
| } |
| } else { |
| response.setCode(HttpServer.StatusCode.NOT_FOUND); |
| response.setBody("Not found method. Should be PUT method"); |
| return response; |
| } |
| } |
| } |