| /* |
| * 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.tools.cli.helpers; |
| |
| import com.google.common.net.InetAddresses; |
| import java.net.InetAddress; |
| import lombok.AccessLevel; |
| import lombok.NoArgsConstructor; |
| import org.apache.bookkeeper.net.BookieId; |
| import org.apache.bookkeeper.net.BookieSocketAddress; |
| import org.apache.bookkeeper.proto.BookieAddressResolver; |
| |
| |
| /** |
| * Helper classes used by the cli commands. |
| */ |
| @NoArgsConstructor(access = AccessLevel.PRIVATE) |
| public final class CommandHelpers { |
| |
| private static final String UNKNOWN = "UNKNOWN"; |
| /* |
| * The string returned is of the form: |
| * BookieID:bookieId, IP:ip, Port: port, Hostname: hostname |
| * When using hostname as bookie id, it's possible that the host is no longer valid and |
| * can't get a ip from the hostname, so using UNKNOWN to indicate ip is unknown for the hostname |
| */ |
| public static String getBookieSocketAddrStringRepresentation(BookieId bookieId, |
| BookieAddressResolver bookieAddressResolver) { |
| try { |
| BookieSocketAddress networkAddress = bookieAddressResolver.resolve(bookieId); |
| String hostname = networkAddress.getHostName(); |
| String realHostname; |
| String ip; |
| if (InetAddresses.isInetAddress(hostname)){ |
| ip = hostname; |
| realHostname = networkAddress.getSocketAddress().getAddress().getCanonicalHostName(); |
| } else { |
| InetAddress ia = networkAddress.getSocketAddress().getAddress(); |
| if (null != ia){ |
| ip = ia.getHostAddress(); |
| } else { |
| ip = UNKNOWN; |
| } |
| realHostname = hostname; |
| } |
| return formatBookieSocketAddress(bookieId, ip, networkAddress.getPort(), realHostname); |
| } catch (BookieAddressResolver.BookieIdNotResolvedException bookieNotAvailable) { |
| return formatBookieSocketAddress(bookieId, UNKNOWN, 0, UNKNOWN); |
| } |
| } |
| |
| /** |
| * Format {@link BookieSocketAddress}. |
| **/ |
| private static String formatBookieSocketAddress(BookieId bookieId, String ip, int port, String hostName) { |
| return String.format("BookieID:%s, IP:%s, Port:%d, Hostname:%s", bookieId.toString(), ip, port, hostName); |
| } |
| |
| } |