Source Code Cross Referenced for Exec.java in  » Net » DrFTPD » org » drftpd » plugins » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Net » DrFTPD » org.drftpd.plugins 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*
002:         * This file is part of DrFTPD, Distributed FTP Daemon.
003:         *
004:         * DrFTPD is free software; you can redistribute it and/or modify
005:         * it under the terms of the GNU General Public License as published by
006:         * the Free Software Foundation; either version 2 of the License, or
007:         * (at your option) any later version.
008:         *
009:         * DrFTPD is distributed in the hope that it will be useful,
010:         * but WITHOUT ANY WARRANTY; without even the implied warranty of
011:         * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
012:         * GNU General Public License for more details.
013:         *
014:         * You should have received a copy of the GNU General Public License
015:         * along with DrFTPD; if not, write to the Free Software
016:         * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
017:         */
018:        package org.drftpd.plugins;
019:
020:        import net.sf.drftpd.event.Event;
021:        import net.sf.drftpd.event.FtpListener;
022:        import net.sf.drftpd.event.TransferEvent;
023:
024:        import org.drftpd.Checksum;
025:        import org.drftpd.commands.UserManagement;
026:        import org.drftpd.master.ConnectionManager;
027:
028:        import java.io.FileNotFoundException;
029:        import java.io.IOException;
030:
031:        /**
032:         * Inspired by glftpd's post_check script.
033:         *
034:         * Docs shamelessly stolen from glftpd.docs:
035:         *
036:         * The following environment variables can be used by external scripts:
037:         *<pre>
038:         * $USER                Username.
039:         * $TAGLINE        User tagline.
040:         * $GROUP                User group.
041:         * $RATIO                User ratio.
042:         * $SPEED                Speed in K/s. This is exported after every upload/download.
043:         * $SPEEDBPS        Speed in B/s (DrFTPD specific)
044:         * $HOST                User's ident@ip (Dr specific: ident not included yet)
045:         * $SECTION        The name of the section user is currently in
046:         * </pre>
047:         *
048:         * The post_check script receives 3 parameters from glftpd:
049:         * <ul>
050:         *<li>$1 - the virtual path name of file uploaded
051:         *<li>$2 - the virtual directory path the file was uploaded to
052:         *<li>$3 - the CRC code of that file (if calc_crc was enabled, or 000000 otherwise)
053:         *<li>$4 - the size of the file (DrFTPD specific)
054:         *</ul>
055:         *
056:         * @author mog
057:         * @version $Id: Exec.java 936 2005-01-31 22:25:52Z mog $
058:         */
059:        public class Exec extends FtpListener {
060:
061:            public void actionPerformed(Event event) {
062:                if (!(event instanceof  TransferEvent)
063:                        || !event.getCommand().equals("STOR")) {
064:                    return;
065:                }
066:
067:                TransferEvent uevent = (TransferEvent) event;
068:                String[] env = {
069:                        "USER=" + uevent.getUser().getName(),
070:                        "TAGLINE="
071:                                + uevent
072:                                        .getUser()
073:                                        .getKeyedMap()
074:                                        .getObjectString(UserManagement.TAGLINE),
075:                        "GROUP=" + uevent.getUser().getGroup(),
076:                        "RATIO="
077:                                + uevent.getUser().getKeyedMap()
078:                                        .getObjectFloat(UserManagement.RATIO),
079:                        "SPEED="
080:                                + (uevent.getDirectory().getXferspeed() / 1000),
081:                        "SPEEDBPS=" + (uevent.getDirectory().getXferspeed()),
082:                        "HOST=@" + uevent.getConn().getClientAddress(),
083:
084:                        "SECTION="
085:                                + getGlobalContext()
086:                                        .getSectionManager()
087:                                        .lookup(uevent.getDirectory().getPath()) };
088:                String[] cmd;
089:
090:                try {
091:                    cmd = new String[] {
092:                            "/path/to/executeable",
093:                            uevent.getDirectory().getPath(),
094:                            uevent.getDirectory().getParent(),
095:                            Checksum.formatChecksum(uevent.getDirectory()
096:                                    .getCheckSumCached()),
097:                            "" + uevent.getDirectory().length() };
098:                } catch (FileNotFoundException e) {
099:                    throw new RuntimeException("No parent dir for file", e);
100:                }
101:
102:                try {
103:                    Runtime.getRuntime().exec(cmd, env);
104:                } catch (IOException e) {
105:                    throw new RuntimeException(
106:                            "Error executing external script", e);
107:                }
108:            }
109:
110:            public void unload() {
111:            }
112:
113:        }
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