| /* |
| * |
| * 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.qpid.server.protocol.v1_0; |
| |
| import java.util.HashSet; |
| import java.util.Set; |
| |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import org.apache.qpid.server.model.AuthenticationProvider; |
| import org.apache.qpid.server.model.Broker; |
| import org.apache.qpid.server.model.Protocol; |
| import org.apache.qpid.server.model.Transport; |
| import org.apache.qpid.server.model.port.AmqpPort; |
| import org.apache.qpid.server.plugin.PluggableService; |
| import org.apache.qpid.server.plugin.ProtocolEngineCreator; |
| import org.apache.qpid.server.transport.ProtocolEngine; |
| import org.apache.qpid.server.security.auth.manager.AnonymousAuthenticationManager; |
| import org.apache.qpid.server.security.auth.manager.ExternalAuthenticationManagerImpl; |
| import org.apache.qpid.server.transport.ServerNetworkConnection; |
| import org.apache.qpid.server.transport.AggregateTicker; |
| |
| @PluggableService |
| public class ProtocolEngineCreator_1_0_0 implements ProtocolEngineCreator |
| { |
| private static final Logger LOGGER = LoggerFactory.getLogger(ProtocolEngineCreator_1_0_0.class); |
| |
| private static final byte[] AMQP_1_0_0_HEADER = |
| new byte[] { (byte) 'A', |
| (byte) 'M', |
| (byte) 'Q', |
| (byte) 'P', |
| (byte) 0, |
| (byte) 1, |
| (byte) 0, |
| (byte) 0 |
| }; |
| |
| public ProtocolEngineCreator_1_0_0() |
| { |
| } |
| |
| public Protocol getVersion() |
| { |
| return Protocol.AMQP_1_0; |
| } |
| |
| |
| public byte[] getHeaderIdentifier() |
| { |
| return AMQP_1_0_0_HEADER; |
| } |
| |
| public ProtocolEngine newProtocolEngine(Broker<?> broker, |
| ServerNetworkConnection network, |
| AmqpPort<?> port, |
| Transport transport, |
| long id, final AggregateTicker aggregateTicker) |
| { |
| final AuthenticationProvider<?> authenticationProvider = port.getAuthenticationProvider(); |
| |
| Set<String> supportedMechanisms = new HashSet<>(authenticationProvider.getMechanisms()); |
| supportedMechanisms.removeAll(authenticationProvider.getDisabledMechanisms()); |
| if(!transport.isSecure()) |
| { |
| supportedMechanisms.removeAll(authenticationProvider.getSecureOnlyMechanisms()); |
| } |
| |
| |
| if(supportedMechanisms.contains(AnonymousAuthenticationManager.MECHANISM_NAME) |
| || (supportedMechanisms.contains(ExternalAuthenticationManagerImpl.MECHANISM_NAME) && network.getPeerPrincipal() != null)) |
| { |
| final AMQPConnection_1_0Impl amqpConnection_1_0 = |
| new AMQPConnection_1_0Impl(broker, network, port, transport, id, aggregateTicker); |
| amqpConnection_1_0.create(); |
| return amqpConnection_1_0; |
| } |
| else |
| { |
| LOGGER.info( |
| "Attempt to connect using AMQP 1.0 without using SASL authentication on a port which does not support ANONYMOUS or EXTERNAL by " |
| + network.getRemoteAddress()); |
| return null; |
| } |
| } |
| |
| @Override |
| public byte[] getSuggestedAlternativeHeader() |
| { |
| return ProtocolEngineCreator_1_0_0_SASL.getInstance().getHeaderIdentifier(); |
| } |
| |
| private static ProtocolEngineCreator INSTANCE = new ProtocolEngineCreator_1_0_0(); |
| |
| public static ProtocolEngineCreator getInstance() |
| { |
| return INSTANCE; |
| } |
| |
| @Override |
| public String getType() |
| { |
| return getVersion().toString(); |
| } |
| } |