| /* |
| * 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 static org.apache.bookkeeper.meta.MetadataDrivers.runFunctionWithRegistrationManager; |
| |
| import com.fasterxml.jackson.annotation.JsonProperty; |
| |
| import java.util.List; |
| import java.util.concurrent.ExecutorService; |
| |
| import org.apache.bookkeeper.bookie.Cookie; |
| 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.apache.bookkeeper.versioning.Versioned; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| /** |
| * HttpEndpointService that handle Bookkeeper recovery related http request. |
| * |
| * <p>The PUT method will recovery bookie with provided parameter. |
| * The parameter of input body should be like this format: |
| * { |
| * "bookie_src": [ "bookie_src1", "bookie_src2"... ], |
| * "bookie_dest": [ "bookie_dest1", "bookie_dest2"... ], |
| * "delete_cookie": <bool_value> |
| * } |
| */ |
| public class RecoveryBookieService implements HttpEndpointService { |
| |
| static final Logger LOG = LoggerFactory.getLogger(RecoveryBookieService.class); |
| |
| protected ServerConfiguration conf; |
| protected BookKeeperAdmin bka; |
| protected ExecutorService executor; |
| |
| public RecoveryBookieService(ServerConfiguration conf, BookKeeperAdmin bka, ExecutorService executor) { |
| checkNotNull(conf); |
| this.conf = conf; |
| this.bka = bka; |
| this.executor = executor; |
| } |
| |
| /* |
| * Example body as this: |
| * { |
| * "bookie_src": [ "bookie_src1", "bookie_src2"... ], |
| * "delete_cookie": <bool_value> |
| * } |
| */ |
| static class RecoveryRequestJsonBody { |
| @JsonProperty("bookie_src") |
| public List<String> bookieSrc; |
| |
| @JsonProperty("delete_cookie") |
| public boolean deleteCookie; |
| } |
| |
| @Override |
| public HttpServiceResponse handle(HttpServiceRequest request) throws Exception { |
| HttpServiceResponse response = new HttpServiceResponse(); |
| String requestBody = request.getBody(); |
| RecoveryRequestJsonBody requestJsonBody; |
| |
| if (requestBody == null) { |
| response.setCode(HttpServer.StatusCode.NOT_FOUND); |
| response.setBody("No request body provide."); |
| return response; |
| } |
| |
| try { |
| requestJsonBody = JsonUtil.fromJson(requestBody, RecoveryRequestJsonBody.class); |
| LOG.debug("bookie_src: [" + requestJsonBody.bookieSrc.get(0) |
| + "], delete_cookie: [" + requestJsonBody.deleteCookie + "]"); |
| } catch (JsonUtil.ParseJsonException e) { |
| LOG.error("Meet Exception: ", e); |
| response.setCode(HttpServer.StatusCode.NOT_FOUND); |
| response.setBody("ERROR parameters: " + e.getMessage()); |
| return response; |
| } |
| |
| if (HttpServer.Method.PUT == request.getMethod() && !requestJsonBody.bookieSrc.isEmpty()) { |
| runFunctionWithRegistrationManager(conf, rm -> { |
| String[] bookieSrcString = requestJsonBody.bookieSrc.get(0).split(":"); |
| BookieSocketAddress bookieSrc = new BookieSocketAddress( |
| bookieSrcString[0], Integer.parseInt(bookieSrcString[1])); |
| boolean deleteCookie = requestJsonBody.deleteCookie; |
| executor.execute(() -> { |
| try { |
| LOG.info("Start recovering bookie."); |
| bka.recoverBookieData(bookieSrc); |
| if (deleteCookie) { |
| Versioned<Cookie> cookie = Cookie.readFromRegistrationManager(rm, bookieSrc); |
| cookie.getValue().deleteFromRegistrationManager(rm, bookieSrc, cookie.getVersion()); |
| } |
| LOG.info("Complete recovering bookie"); |
| } catch (Exception e) { |
| LOG.error("Exception occurred while recovering bookie", e); |
| } |
| }); |
| return null; |
| }); |
| |
| response.setCode(HttpServer.StatusCode.OK); |
| response.setBody("Success send recovery request command."); |
| return response; |
| } else { |
| response.setCode(HttpServer.StatusCode.NOT_FOUND); |
| response.setBody("Not found method. Should be PUT method"); |
| return response; |
| } |
| } |
| } |