/* | |
* Copyright 2008 the original author or authors. | |
* | |
* Licensed 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.mockftpserver.fake.command; | |
import org.mockftpserver.core.command.Command; | |
import org.mockftpserver.core.command.ReplyCodes; | |
import org.mockftpserver.core.session.Session; | |
import org.mockftpserver.core.util.PortParser; | |
import java.net.InetAddress; | |
/** | |
* CommandHandler for the PASV command. Handler logic: | |
* <ol> | |
* <li>If the user has not logged in, then reply with 530</li> | |
* <li>Otherwise, request the Session to switch to passive data connection mode. Return a reply code of 227, | |
* along with response text of the form: "<i>(h1,h2,h3,h4,p1,p2)</i>", where <i>h1..h4</i> are the | |
* 4 bytes of the 32-bit internet host address of the server, and <i>p1..p2</i> are the 2 | |
* bytes of the 16-bit TCP port address of the data connection on the server to which | |
* the client must connect. See RFC959 for more information.</i> | |
* </ol> | |
* | |
* @author Chris Mair | |
* @version $Revision$ - $Date$ | |
*/ | |
public class PasvCommandHandler extends AbstractFakeCommandHandler { | |
protected void handle(Command command, Session session) { | |
verifyLoggedIn(session); | |
int port = session.switchToPassiveMode(); | |
InetAddress server = session.getServerHost(); | |
LOG.debug("server=" + server + " port=" + port); | |
String hostAndPort = PortParser.convertHostAndPortToCommaDelimitedBytes(server, port); | |
sendReply(session, ReplyCodes.PASV_OK, "pasv", list(hostAndPort)); | |
} | |
} |