| /* |
| * 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.guacamole.auth.jdbc.sharing.connection; |
| |
| import com.google.inject.Inject; |
| import java.util.Collections; |
| import java.util.Date; |
| import java.util.Map; |
| import java.util.Set; |
| import org.apache.guacamole.GuacamoleException; |
| import org.apache.guacamole.auth.jdbc.sharing.connectiongroup.SharedRootConnectionGroup; |
| import org.apache.guacamole.auth.jdbc.tunnel.GuacamoleTunnelService; |
| import org.apache.guacamole.auth.jdbc.user.RemoteAuthenticatedUser; |
| import org.apache.guacamole.net.GuacamoleTunnel; |
| import org.apache.guacamole.net.auth.Connection; |
| import org.apache.guacamole.protocol.GuacamoleClientInformation; |
| import org.apache.guacamole.protocol.GuacamoleConfiguration; |
| |
| /** |
| * A Connection which joins an active connection, limited by restrictions |
| * defined by a sharing profile. |
| */ |
| public class SharedConnection implements Connection { |
| |
| /** |
| * The name of the attribute which contains the username of the user that |
| * shared this connection. |
| */ |
| public static final String CONNECTION_OWNER = "jdbc-shared-by"; |
| |
| /** |
| * Service for establishing tunnels to Guacamole connections. |
| */ |
| @Inject |
| private GuacamoleTunnelService tunnelService; |
| |
| /** |
| * The user that successfully authenticated to obtain access to this |
| * SharedConnection. |
| */ |
| private RemoteAuthenticatedUser user; |
| |
| /** |
| * The SharedConnectionDefinition dictating the connection being shared and |
| * any associated restrictions. |
| */ |
| private SharedConnectionDefinition definition; |
| |
| /** |
| * Creates a new SharedConnection which can be used to join the connection |
| * described by the given SharedConnectionDefinition. |
| * |
| * @param user |
| * The user that successfully authenticated to obtain access to this |
| * SharedConnection. |
| * |
| * @param definition |
| * The SharedConnectionDefinition dictating the connection being shared |
| * and any associated restrictions. |
| */ |
| public void init(RemoteAuthenticatedUser user, SharedConnectionDefinition definition) { |
| this.user = user; |
| this.definition = definition; |
| } |
| |
| @Override |
| public String getIdentifier() { |
| return definition.getShareKey(); |
| } |
| |
| @Override |
| public void setIdentifier(String identifier) { |
| throw new UnsupportedOperationException("Shared connections are immutable."); |
| } |
| |
| @Override |
| public String getName() { |
| return definition.getActiveConnection().getConnection().getName(); |
| } |
| |
| @Override |
| public void setName(String name) { |
| throw new UnsupportedOperationException("Shared connections are immutable."); |
| } |
| |
| @Override |
| public String getParentIdentifier() { |
| return SharedRootConnectionGroup.IDENTIFIER; |
| } |
| |
| @Override |
| public void setParentIdentifier(String parentIdentifier) { |
| throw new UnsupportedOperationException("Shared connections are immutable."); |
| } |
| |
| @Override |
| public GuacamoleConfiguration getConfiguration() { |
| |
| // Pull the connection being shared |
| Connection primaryConnection = definition.getActiveConnection().getConnection(); |
| |
| // Construct a skeletal configuration that exposes only the protocol in use |
| GuacamoleConfiguration config = new GuacamoleConfiguration(); |
| config.setProtocol(primaryConnection.getConfiguration().getProtocol()); |
| return config; |
| |
| } |
| |
| @Override |
| public void setConfiguration(GuacamoleConfiguration config) { |
| throw new UnsupportedOperationException("Shared connections are immutable."); |
| } |
| |
| @Override |
| public GuacamoleTunnel connect(GuacamoleClientInformation info, |
| Map<String, String> tokens) throws GuacamoleException { |
| return tunnelService.getGuacamoleTunnel(user, definition, info, tokens); |
| } |
| |
| @Override |
| public Map<String, String> getAttributes() { |
| String sharedBy = definition.getActiveConnection().getUser().getIdentifier(); |
| return Collections.<String, String>singletonMap(CONNECTION_OWNER, sharedBy); |
| } |
| |
| @Override |
| public void setAttributes(Map<String, String> attributes) { |
| // Do nothing - changing attributes not supported |
| } |
| |
| @Override |
| public Date getLastActive() { |
| return null; |
| } |
| |
| @Override |
| public Set<String> getSharingProfileIdentifiers() |
| throws GuacamoleException { |
| return Collections.<String>emptySet(); |
| } |
| |
| @Override |
| public int getActiveConnections() { |
| return 0; |
| } |
| |
| } |