| /* |
| * 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.cassandra.transport; |
| |
| import java.net.InetSocketAddress; |
| import java.util.Map; |
| import java.util.Optional; |
| |
| import com.google.common.collect.ImmutableMap; |
| |
| import io.netty.handler.ssl.SslHandler; |
| import org.apache.cassandra.auth.AuthenticatedUser; |
| import org.apache.cassandra.service.ClientState; |
| |
| public final class ConnectedClient |
| { |
| public static final String ADDRESS = "address"; |
| public static final String USER = "user"; |
| public static final String VERSION = "version"; |
| public static final String DRIVER_NAME = "driverName"; |
| public static final String DRIVER_VERSION = "driverVersion"; |
| public static final String REQUESTS = "requests"; |
| public static final String KEYSPACE = "keyspace"; |
| public static final String SSL = "ssl"; |
| public static final String CIPHER = "cipher"; |
| public static final String PROTOCOL = "protocol"; |
| |
| private static final String UNDEFINED = "undefined"; |
| |
| private final ServerConnection connection; |
| |
| ConnectedClient(ServerConnection connection) |
| { |
| this.connection = connection; |
| } |
| |
| public ConnectionStage stage() |
| { |
| return connection.stage(); |
| } |
| |
| public InetSocketAddress remoteAddress() |
| { |
| return state().getRemoteAddress(); |
| } |
| |
| public Optional<String> username() |
| { |
| AuthenticatedUser user = state().getUser(); |
| |
| return null != user |
| ? Optional.of(user.getName()) |
| : Optional.empty(); |
| } |
| |
| public int protocolVersion() |
| { |
| return connection.getVersion().asInt(); |
| } |
| |
| public Optional<String> driverName() |
| { |
| return state().getDriverName(); |
| } |
| |
| public Optional<String> driverVersion() |
| { |
| return state().getDriverVersion(); |
| } |
| |
| public long requestCount() |
| { |
| return connection.requests.getCount(); |
| } |
| |
| public Optional<String> keyspace() |
| { |
| return Optional.ofNullable(state().getRawKeyspace()); |
| } |
| |
| public boolean sslEnabled() |
| { |
| return null != sslHandler(); |
| } |
| |
| public Optional<String> sslCipherSuite() |
| { |
| SslHandler sslHandler = sslHandler(); |
| |
| return null != sslHandler |
| ? Optional.of(sslHandler.engine().getSession().getCipherSuite()) |
| : Optional.empty(); |
| } |
| |
| public Optional<String> sslProtocol() |
| { |
| SslHandler sslHandler = sslHandler(); |
| |
| return null != sslHandler |
| ? Optional.of(sslHandler.engine().getSession().getProtocol()) |
| : Optional.empty(); |
| } |
| |
| private ClientState state() |
| { |
| return connection.getClientState(); |
| } |
| |
| private SslHandler sslHandler() |
| { |
| return connection.channel().pipeline().get(SslHandler.class); |
| } |
| |
| public Map<String, String> asMap() |
| { |
| return ImmutableMap.<String, String>builder() |
| .put(ADDRESS, remoteAddress().toString()) |
| .put(USER, username().orElse(UNDEFINED)) |
| .put(VERSION, String.valueOf(protocolVersion())) |
| .put(DRIVER_NAME, driverName().orElse(UNDEFINED)) |
| .put(DRIVER_VERSION, driverVersion().orElse(UNDEFINED)) |
| .put(REQUESTS, String.valueOf(requestCount())) |
| .put(KEYSPACE, keyspace().orElse("")) |
| .put(SSL, Boolean.toString(sslEnabled())) |
| .put(CIPHER, sslCipherSuite().orElse(UNDEFINED)) |
| .put(PROTOCOL, sslProtocol().orElse(UNDEFINED)) |
| .build(); |
| } |
| } |