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641 lines
24 KiB
641 lines
24 KiB
//userDB.java
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//-------------------------------------
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//part of YACY
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//
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//(C) 2005, 2006 by Martin Thelian
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// Alexander Schier
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//
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//last change: $LastChangedDate$ by $LastChangedBy$
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//Revision: $LastChangedRevision$
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//
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//This program is free software; you can redistribute it and/or modify
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//it under the terms of the GNU General Public License as published by
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//the Free Software Foundation; either version 2 of the License, or
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//(at your option) any later version.
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//
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//This program is distributed in the hope that it will be useful,
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//but WITHOUT ANY WARRANTY; without even the implied warranty of
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//MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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//GNU General Public License for more details.
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//
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//You should have received a copy of the GNU General Public License
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//along with this program; if not, write to the Free Software
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//Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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package de.anomic.data;
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import java.io.File;
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import java.io.IOException;
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import java.util.Calendar;
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import java.util.Date;
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import java.util.HashMap;
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import java.util.HashSet;
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import java.util.Iterator;
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import java.util.Map;
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import java.util.Random;
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import net.yacy.kelondro.blob.MapHeap;
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import net.yacy.kelondro.index.RowSpaceExceededException;
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import net.yacy.kelondro.logging.Log;
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import net.yacy.kelondro.order.Base64Order;
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import net.yacy.kelondro.order.CloneableIterator;
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import net.yacy.kelondro.order.Digest;
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import net.yacy.kelondro.order.NaturalOrder;
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import net.yacy.kelondro.util.FileUtils;
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import net.yacy.kelondro.util.kelondroException;
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import de.anomic.http.server.RequestHeader;
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public final class userDB {
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public static final int USERNAME_MAX_LENGTH = 128;
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public static final int USERNAME_MIN_LENGTH = 4;
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MapHeap userTable;
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private final File userTableFile;
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HashMap<String, String> ipUsers = new HashMap<String, String>();
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HashMap<String, Object> cookieUsers = new HashMap<String, Object>();
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public userDB(final File userTableFile) throws IOException {
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this.userTableFile = userTableFile;
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userTableFile.getParentFile().mkdirs();
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//this.userTable = new MapView(BLOBTree.toHeap(userTableFile, true, true, 128, 256, '_', NaturalOrder.naturalOrder, userTableFile), 10, '_');
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this.userTable = new MapHeap(userTableFile, 128, NaturalOrder.naturalOrder, 1024 * 64, 10, '_');
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}
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void resetDatabase() {
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// deletes the database and creates a new one
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if (userTable != null) userTable.close();
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FileUtils.deletedelete(userTableFile);
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userTableFile.getParentFile().mkdirs();
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try {
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userTable = new MapHeap(userTableFile, 256, NaturalOrder.naturalOrder, 1024 * 64, 10, '_');
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} catch (IOException e) {
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Log.logException(e);
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}
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}
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public void close() {
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userTable.close();
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}
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public int size() {
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return userTable.size();
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}
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public void removeEntry(final String hostName) {
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try {
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userTable.remove(hostName.toLowerCase());
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} catch (final IOException e) {}
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}
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public Entry getEntry(String userName) {
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if(userName.length()>128){
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userName=userName.substring(0, 127);
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}
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Map<String, String> record;
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try {
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record = userTable.get(userName);
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} catch (final IOException e) {
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return null;
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}
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if (record == null) return null;
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return new Entry(userName, record);
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}
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public Entry createEntry(final String userName, final HashMap<String, String> userProps) throws IllegalArgumentException{
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final Entry entry = new Entry(userName,userProps);
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return entry;
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}
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public String addEntry(final Entry entry) {
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try {
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userTable.put(entry.userName,entry.mem);
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return entry.userName;
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} catch (final Exception e) {
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Log.logException(e);
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return null;
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}
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}
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/**
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* use a ProxyAuth String to authenticate a user
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* @param auth a base64 Encoded String, which contains "username:pw".
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*/
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public Entry proxyAuth(String auth) {
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if(auth==null)
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return null;
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Entry entry=null;
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auth=auth.trim().substring(6);
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try{
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auth=Base64Order.standardCoder.decodeString(auth);
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}catch(final RuntimeException e){} //no valid Base64
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final String[] tmp=auth.split(":");
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if(tmp.length == 2){
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entry=this.passwordAuth(tmp[0], tmp[1]);
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// if(entry != null){
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//return entry;
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// }else{ //wrong/no auth, so auth is removed from browser
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/*FIXME: This cannot work
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try{
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entry.setProperty(Entry.LOGGED_OUT, "false");
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}catch(IOException e){}*/
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// }
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return entry;
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}
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return null;
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}
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public Entry getUser(final RequestHeader header){
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return getUser(header.get(RequestHeader.AUTHORIZATION), header.getHeaderCookies());
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}
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public Entry getUser(final String auth, final String cookies){
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Entry entry=null;
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if(auth != null)
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entry=proxyAuth(auth);
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if(entry == null)
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entry=cookieAuth(cookies);
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return entry;
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}
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/**
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* determinate, if a user has Adminrights from a authorisation http-headerfield it tests both userDB and oldstyle adminpw.
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*
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* @param auth
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* the http-headerline for authorisation
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*/
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public boolean hasAdminRight(final String auth, final String cookies) {
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final Entry entry = getUser(auth, cookies);
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if (entry != null)
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return entry.hasAdminRight();
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// else if(entry != null && cookieAdminAuth(cookies))
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// return entry.hasAdminRight();
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else
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return false;
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}
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/**
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* use a ProxyAuth String to authenticate a user and save the ip/username for ipAuth
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* @param auth a base64 Encoded String, which contains "username:pw".
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* @param ip an ip.
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*/
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public Entry proxyAuth(final String auth, final String ip){
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final Entry entry=proxyAuth(auth);
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if(entry == null){
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return null;
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}
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entry.updateLastAccess(false);
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this.ipUsers.put(ip, entry.getUserName());
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return entry;
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}
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/**
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* authenticate a user by ip, if he had used proxyAuth in the last 10 Minutes
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* @param ip the IP of the User
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*/
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public Entry ipAuth(final String ip) {
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if(this.ipUsers.containsKey(ip)){
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final String user=this.ipUsers.get(ip);
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final Entry entry=this.getEntry(user);
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final Long entryTimestamp=entry.getLastAccess();
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if(entryTimestamp == null || (System.currentTimeMillis()-entryTimestamp.longValue()) > (1000*60*10) ){ //no timestamp or older than 10 Minutes
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return null;
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}
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return entry; //All OK
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}
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return null;
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}
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public Entry passwordAuth(final String user, final String password) {
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final Entry entry=this.getEntry(user);
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final String md5pwd;
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if (entry != null && (md5pwd = entry.getMD5EncodedUserPwd()) != null && md5pwd.equals(Digest.encodeMD5Hex(user+":"+password))) {
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if (entry.isLoggedOut()){
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try {
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entry.setProperty(Entry.LOGGED_OUT, "false");
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} catch (final Exception e) {
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Log.logException(e);
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}
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return null;
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}
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return entry;
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}
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return null;
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}
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public Entry passwordAuth(final String user, final String password, final String ip){
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final Entry entry=passwordAuth(user, password);
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if(entry == null){
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return null;
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}
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entry.updateLastAccess(false);
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this.ipUsers.put(ip, entry.getUserName()); //XXX: This is insecure. TODO: use cookieauth
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return entry;
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}
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public Entry md5Auth(final String user, final String md5) {
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final Entry entry=this.getEntry(user);
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if (entry != null && entry.getMD5EncodedUserPwd().equals(md5)) {
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if (entry.isLoggedOut()){
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try {
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entry.setProperty(Entry.LOGGED_OUT, "false");
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} catch (final Exception e) {
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Log.logException(e);
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}
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return null;
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}
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return entry;
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}
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return null;
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}
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public Entry cookieAuth(final String cookieString){
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final String token=getLoginToken(cookieString);
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if(cookieUsers.containsKey(token)){
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final Object entry=cookieUsers.get(token);
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if(entry instanceof Entry) //String would mean static Admin
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return (Entry)entry;
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}
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return null;
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}
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public boolean cookieAdminAuth(final String cookieString){
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final String token=getLoginToken(cookieString);
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if(cookieUsers.containsKey(token)){
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final Object entry=cookieUsers.get(token);
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if(entry instanceof String && entry.equals("admin"))
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return true;
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}
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return false;
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}
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public String getCookie(final Entry entry){
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final Random r = new Random();
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final String token = Long.toString(Math.abs(r.nextLong()), 36);
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cookieUsers.put(token, entry);
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return token;
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}
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public String getAdminCookie(){
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final Random r = new Random();
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final String token = Long.toString(Math.abs(r.nextLong()), 36);
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cookieUsers.put(token, "admin");
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return token;
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}
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public static String getLoginToken(final String cookies){
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final String[] cookie=cookies.split(";"); //TODO: Mozilla uses "; "
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String[] pair;
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for(int i=0;i<cookie.length;i++){
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pair=cookie[i].split("=");
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if(pair[0].trim().equals("login")){
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return pair[1].trim();
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}
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}
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return "";
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}
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public void adminLogout(final String logintoken){
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if(cookieUsers.containsKey(logintoken)){
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//XXX: We could check, if its == "admin", but we want to logout anyway.
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cookieUsers.remove(logintoken);
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}
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}
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public class Entry {
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public static final String MD5ENCODED_USERPWD_STRING = "MD5_user:pwd";
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public static final String AUTHENTICATION_METHOD = "auth_method";
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public static final String LOGGED_OUT = "loggedOut";
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public static final String USER_FIRSTNAME = "firstName";
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public static final String USER_LASTNAME = "lastName";
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public static final String USER_ADDRESS = "address";
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public static final String LAST_ACCESS = "lastAccess";
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public static final String TIME_USED = "timeUsed";
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public static final String TIME_LIMIT = "timeLimit";
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public static final String TRAFFIC_SIZE = "trafficSize";
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public static final String TRAFFIC_LIMIT = "trafficLimit";
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public static final String UPLOAD_RIGHT = "uploadRight";
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public static final String DOWNLOAD_RIGHT = "downloadRight";
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public static final String ADMIN_RIGHT = "adminRight";
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public static final String PROXY_RIGHT = "proxyRight";
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public static final String BLOG_RIGHT = "blogRight";
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public static final String WIKIADMIN_RIGHT = "wikiAdminRight";
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public static final String BOOKMARK_RIGHT = "bookmarkRight";
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//to create new rights, you just need to edit this strings
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public static final String RIGHT_TYPES=
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ADMIN_RIGHT+","+DOWNLOAD_RIGHT+","+UPLOAD_RIGHT+","+PROXY_RIGHT+","+
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BLOG_RIGHT+","+BOOKMARK_RIGHT+","+WIKIADMIN_RIGHT;
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public static final String RIGHT_NAMES="Admin,Download,Upload,Proxy usage,Blog,Bookmark,Wiki Admin,SOAP";
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public static final int PROXY_ALLOK = 0; //can Surf
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public static final int PROXY_ERROR = 1; //unknown error
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public static final int PROXY_NORIGHT = 2; //no proxy right
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public static final int PROXY_TIMELIMIT_REACHED = 3;
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// this is a simple record structure that hold all properties of a user
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Map<String, String> mem;
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String userName;
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private final Calendar oldDate, newDate;
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public Entry(final String userName, final Map<String, String> mem) throws IllegalArgumentException {
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if ((userName == null) || (userName.length() == 0))
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throw new IllegalArgumentException("Username needed.");
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if(userName.length()>128){
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throw new IllegalArgumentException("Username too long!");
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}
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this.userName = userName.trim();
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if (this.userName.length() < USERNAME_MIN_LENGTH)
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throw new IllegalArgumentException("Username to short. Length should be >= " + USERNAME_MIN_LENGTH);
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if (mem == null) this.mem = new HashMap<String, String>();
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else this.mem = mem;
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if (mem == null || !mem.containsKey(AUTHENTICATION_METHOD))this.mem.put(AUTHENTICATION_METHOD,"yacy");
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this.oldDate=Calendar.getInstance();
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this.newDate=Calendar.getInstance();
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}
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public String getUserName() {
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return this.userName;
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}
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public String getFirstName() {
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return (this.mem.containsKey(USER_FIRSTNAME)?this.mem.get(USER_FIRSTNAME):null);
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}
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public String getLastName() {
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return (this.mem.containsKey(USER_LASTNAME)?this.mem.get(USER_LASTNAME):null);
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}
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public String getAddress() {
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return (this.mem.containsKey(USER_ADDRESS)?this.mem.get(USER_ADDRESS):null);
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}
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public long getTimeUsed() {
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if (this.mem.containsKey(TIME_USED)) {
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try{
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return Long.parseLong(this.mem.get(TIME_USED));
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}catch(final NumberFormatException e){
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return 0;
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}
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}
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try {
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this.setProperty(TIME_USED,"0");
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} catch (final Exception e) {
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Log.logException(e);
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}
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return 0;
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}
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public long getTimeLimit() {
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if (this.mem.containsKey(TIME_LIMIT)) {
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try{
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return Long.parseLong(this.mem.get(TIME_LIMIT));
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}catch(final NumberFormatException e){
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return 0;
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}
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}
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try {
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this.setProperty(TIME_LIMIT,"0");
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} catch (final Exception e) {
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Log.logException(e);
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}
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return 0;
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}
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public long getTrafficSize() {
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if (this.mem.containsKey(TRAFFIC_SIZE)) {
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return Long.parseLong(this.mem.get(TRAFFIC_SIZE));
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}
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try {
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this.setProperty(TRAFFIC_SIZE,"0");
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} catch (final Exception e) {
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Log.logException(e);
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}
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return 0;
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}
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public Long getTrafficLimit() {
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return (this.mem.containsKey(TRAFFIC_LIMIT)?Long.valueOf(this.mem.get(TRAFFIC_LIMIT)):null);
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}
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public long updateTrafficSize(final long responseSize) {
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if (responseSize < 0) throw new IllegalArgumentException("responseSize must be greater or equal zero.");
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final long currentTrafficSize = getTrafficSize();
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final long newTrafficSize = currentTrafficSize + responseSize;
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try {
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this.setProperty(TRAFFIC_SIZE,Long.toString(newTrafficSize));
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} catch (final Exception e) {
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Log.logException(e);
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}
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return newTrafficSize;
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}
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public Long getLastAccess() {
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return (this.mem.containsKey(LAST_ACCESS)?Long.valueOf(this.mem.get(LAST_ACCESS)):null);
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}
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public int surfRight(){
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final long timeUsed=this.updateLastAccess(true);
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if (!this.hasProxyRight())
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return PROXY_NORIGHT;
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if(! (this.getTimeLimit() <= 0 || ( timeUsed < this.getTimeLimit())) ){ //no timelimit or timelimit not reached
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return PROXY_TIMELIMIT_REACHED;
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}
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return PROXY_ALLOK;
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}
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public boolean canSurf(){
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if(this.surfRight()==PROXY_ALLOK) return true;
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return false;
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}
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public long updateLastAccess(final boolean incrementTimeUsed) {
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return updateLastAccess(System.currentTimeMillis(), incrementTimeUsed);
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}
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public long updateLastAccess(final long timeStamp, final boolean incrementTimeUsed) {
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if (timeStamp < 0) throw new IllegalArgumentException();
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final Long lastAccess = this.getLastAccess();
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long newTimeUsed = getTimeUsed();
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if (incrementTimeUsed) {
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if ((lastAccess == null)||((lastAccess != null)&&(timeStamp-lastAccess.longValue()>=1000*60))) { //1 minute
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//this.mem.put(TIME_USED,Long.toString(newTimeUsed = ++oldTimeUsed));
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newTimeUsed++;
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if(lastAccess != null){
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this.oldDate.setTime(new Date(lastAccess.longValue()));
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this.newDate.setTime(new Date(System.currentTimeMillis()));
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if(
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this.oldDate.get(Calendar.DAY_OF_MONTH) != this.newDate.get(Calendar.DAY_OF_MONTH) ||
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this.oldDate.get(Calendar.MONTH) != this.newDate.get(Calendar.MONTH) ||
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this.oldDate.get(Calendar.YEAR) != this.newDate.get(Calendar.YEAR)
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){ //new Day, reset time
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newTimeUsed=0;
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}
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}else{ //no access so far
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newTimeUsed=0;
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}
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this.mem.put(TIME_USED,Long.toString(newTimeUsed));
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this.mem.put(LAST_ACCESS,Long.toString(timeStamp)); //update Timestamp
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}
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}else{
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this.mem.put(LAST_ACCESS,Long.toString(timeStamp)); //update Timestamp
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}
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try {
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userDB.this.userTable.put(getUserName(), this.mem);
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} catch(final Exception e){
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Log.logException(e);
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}
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return newTimeUsed;
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}
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public String getMD5EncodedUserPwd() {
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return (this.mem.containsKey(MD5ENCODED_USERPWD_STRING)?this.mem.get(MD5ENCODED_USERPWD_STRING):null);
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}
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public Map<String, String> getProperties() {
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return this.mem;
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}
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public void setProperty(final String propName, final String newValue) throws IOException, RowSpaceExceededException {
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this.mem.put(propName, newValue);
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userDB.this.userTable.put(getUserName(), this.mem);
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}
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public String getProperty(final String propName, final String defaultValue) {
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return (this.mem.containsKey(propName)?this.mem.get(propName):defaultValue);
|
|
}
|
|
public boolean hasRight(final String rightName){
|
|
return (this.mem.containsKey(rightName)?this.mem.get(rightName).equals("true"):false);
|
|
}
|
|
/**
|
|
* @deprecated use hasRight(UPLOAD_RIGHT) instead
|
|
*/
|
|
@Deprecated
|
|
public boolean hasUploadRight() {
|
|
return this.hasRight(UPLOAD_RIGHT);
|
|
}
|
|
/**
|
|
* @deprecated use hasRight(DOWNLOAD_RIGHT) instead
|
|
*/
|
|
@Deprecated
|
|
public boolean hasDownloadRight() {
|
|
return this.hasRight(DOWNLOAD_RIGHT);
|
|
}
|
|
/**
|
|
* @deprecated use hasRight(PROXY_RIGHT) instead
|
|
*/
|
|
@Deprecated
|
|
public boolean hasProxyRight() {
|
|
return this.hasRight(PROXY_RIGHT);
|
|
}
|
|
/**
|
|
* @deprecated use hasRight(ADMIN_RIGHT) instead
|
|
*/
|
|
@Deprecated
|
|
public boolean hasAdminRight() {
|
|
return this.hasRight(ADMIN_RIGHT);
|
|
}
|
|
/**
|
|
* @deprecated use hasRight(BLOG_RIGHT) instead
|
|
*/
|
|
@Deprecated
|
|
public boolean hasBlogRight() {
|
|
return this.hasRight(BLOG_RIGHT);
|
|
}
|
|
/**
|
|
* @deprecated use hasRight(WIKIADMIN_RIGHT) instead
|
|
*/
|
|
@Deprecated
|
|
public boolean hasWikiAdminRight() {
|
|
return this.hasRight(WIKIADMIN_RIGHT);
|
|
}
|
|
/**
|
|
* @deprecated use hasRight(BOOKMARK_RIGHT) instead
|
|
*/
|
|
@Deprecated
|
|
public boolean hasBookmarkRight() {
|
|
return this.hasRight(BOOKMARK_RIGHT);
|
|
}
|
|
public boolean isLoggedOut(){
|
|
return (this.mem.containsKey(LOGGED_OUT)?this.mem.get(LOGGED_OUT).equals("true"):false);
|
|
}
|
|
public void logout(final String ip, final String logintoken){
|
|
logout(ip);
|
|
if(cookieUsers.containsKey(logintoken)){
|
|
cookieUsers.remove(logintoken);
|
|
}
|
|
}
|
|
public void logout(final String ip) {
|
|
try {
|
|
setProperty(LOGGED_OUT, "true");
|
|
if (ipUsers.containsKey(ip)){
|
|
ipUsers.remove(ip);
|
|
}
|
|
} catch (final Exception e) {
|
|
Log.logException(e);
|
|
}
|
|
}
|
|
public void logout(){
|
|
logout("xxxxxx");
|
|
}
|
|
public String toString() {
|
|
final StringBuilder str = new StringBuilder();
|
|
str.append((this.userName==null)?"null":this.userName)
|
|
.append(": ");
|
|
|
|
if (this.mem != null) {
|
|
str.append(this.mem.toString());
|
|
}
|
|
|
|
return new String(str);
|
|
}
|
|
|
|
}
|
|
|
|
public Iterator<Entry> iterator(final boolean up) {
|
|
// enumerates users
|
|
try {
|
|
return new userIterator(up);
|
|
} catch (final IOException e) {
|
|
return new HashSet<Entry>().iterator();
|
|
}
|
|
}
|
|
|
|
|
|
public class userIterator implements Iterator<Entry> {
|
|
// the iterator iterates all userNames
|
|
CloneableIterator<byte[]> userIter;
|
|
//userDB.Entry nextEntry;
|
|
|
|
public userIterator(final boolean up) throws IOException {
|
|
this.userIter = userDB.this.userTable.keys(up, false);
|
|
//this.nextEntry = null;
|
|
}
|
|
public boolean hasNext() {
|
|
try {
|
|
return this.userIter.hasNext();
|
|
} catch (final kelondroException e) {
|
|
resetDatabase();
|
|
return false;
|
|
}
|
|
}
|
|
public Entry next() {
|
|
try {
|
|
return getEntry(new String(this.userIter.next()));
|
|
} catch (final kelondroException e) {
|
|
resetDatabase();
|
|
return null;
|
|
}
|
|
}
|
|
public void remove() {
|
|
// if (this.nextEntry != null) {
|
|
// try {
|
|
// final Object userName = this.nextEntry.getUserName();
|
|
// if (userName != null) removeEntry((String) userName);
|
|
// } catch (final kelondroException e) {
|
|
// resetDatabase();
|
|
// }
|
|
// }
|
|
}
|
|
}
|
|
|
|
}
|