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Diffstat (limited to 'source/de/anomic/net/natLib.java')
| -rw-r--r-- | source/de/anomic/net/natLib.java | 188 |
1 files changed, 188 insertions, 0 deletions
diff --git a/source/de/anomic/net/natLib.java b/source/de/anomic/net/natLib.java new file mode 100644 index 000000000..f0da54fd5 --- /dev/null +++ b/source/de/anomic/net/natLib.java @@ -0,0 +1,188 @@ +// natLib.java
+// -------------------------------------
+// (C) by Michael Peter Christen; mc@anomic.de
+// first published on http://www.anomic.de
+// Frankfurt, Germany, 2004
+// last major change: 04.05.2004
+//
+// This program is free software; you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation; either version 2 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+//
+// Using this software in any meaning (reading, learning, copying, compiling,
+// running) means that you agree that the Author(s) is (are) not responsible
+// for cost, loss of data or any harm that may be caused directly or indirectly
+// by usage of this softare or this documentation. The usage of this software
+// is on your own risk. The installation and usage (starting/running) of this
+// software may allow other people or application to access your computer and
+// any attached devices and is highly dependent on the configuration of the
+// software which must be done by the user of the software; the author(s) is
+// (are) also not responsible for proper configuration and usage of the
+// software, even if provoked by documentation provided together with
+// the software.
+//
+// Any changes to this file according to the GPL as documented in the file
+// gpl.txt aside this file in the shipment you received can be done to the
+// lines that follows this copyright notice here, but changes must not be
+// done inside the copyright notive above. A re-distribution must contain
+// the intact and unchanged copyright notice.
+// Contributions and changes to the program code must be marked as such.
+
+package de.anomic.net;
+
+import java.io.*;
+import java.util.*;
+import java.net.*;
+import de.anomic.tools.*;
+import de.anomic.server.*;
+import de.anomic.http.*;
+
+public class natLib {
+
+ public static String getDI604(String password) {
+ // this pulls off the ip number from the DI-604 router/nat
+ /*
+ wget --quiet --ignore-length http://admin:<pw>@192.168.0.1:80/status.htm > /dev/null
+ grep -A 1 "IP Address" status.htm | tail -1 | awk '{print $1}' | awk 'BEGIN{FS=">"} {print $2}'
+ rm status.htm
+ */
+ try {
+ Vector x = httpc.wget(new URL("http://192.168.0.1:80/status.htm"), 5000, "admin", password, null, 0);
+ x = nxTools.grep(x, 1, "IP Address");
+ if ((x == null) || (x.size() == 0)) return null;
+ String line = nxTools.tail1(x);
+ return nxTools.awk(nxTools.awk(line, " ", 1), ">", 2);
+ } catch (Exception e) {
+ return null;
+ }
+ }
+
+ private static String getWhatIsMyIP() {
+ try {
+ Vector x = httpc.wget(new URL("http://www.whatismyip.com/"), 5000, null, null, null, 0);
+ x = nxTools.grep(x, 0, "Your IP is");
+ String line = nxTools.tail1(x);
+ return nxTools.awk(line, " ", 4);
+ } catch (Exception e) {
+ return null;
+ }
+ }
+
+ private static String getStanford() {
+ try {
+ Vector x = httpc.wget(new URL("http://www.slac.stanford.edu/cgi-bin/nph-traceroute.pl"), 5000, null, null, null, 0);
+ x = nxTools.grep(x, 0, "firewall protecting your browser");
+ String line = nxTools.tail1(x);
+ return nxTools.awk(line, " ", 7);
+ } catch (Exception e) {
+ return null;
+ }
+ }
+
+ private static String getIPID() {
+ try {
+ Vector x = httpc.wget(new URL("http://ipid.shat.net/"), 5000, null, null, null, 0);
+ x = nxTools.grep(x, 2, "Your IP address");
+ String line = nxTools.tail1(x);
+ return nxTools.awk(nxTools.awk(nxTools.awk(line, " ", 5), ">", 2), "<", 1);
+ } catch (Exception e) {
+ return null;
+ }
+ }
+
+ private static boolean isNotLocal(String ip) {
+ if ((ip.equals("localhost")) ||
+ (ip.startsWith("127")) ||
+ (ip.startsWith("192.168")) ||
+ (ip.startsWith("10."))
+ ) return false;
+ return true;
+ }
+
+ private static boolean isIP(String ip) {
+ if (ip == null) return false;
+ try {
+ InetAddress dummy = InetAddress.getByName(ip);
+ return true;
+ } catch (Exception e) {
+ return false;
+ }
+ }
+
+ public static boolean isProper(String ip) {
+ if (ip == null) return false;
+ if (ip.indexOf(":") >= 0) return false; // ipv6...
+ return ((isNotLocal(ip)) && (isIP(ip)));
+ }
+
+ private static int retrieveOptions() {
+ return 3;
+ }
+
+ private static String retrieveFrom(int option) {
+ if ((option < 0) || (option >= retrieveOptions())) return null;
+ if (option == 0) return getWhatIsMyIP();
+ if (option == 1) return getStanford();
+ if (option == 2) return getIPID();
+ return null;
+ }
+
+ public static String retrieveIP(boolean DI604, String password) {
+ String ip;
+ if (DI604) {
+ // first try the simple way...
+ ip = getDI604(password);
+ if (isProper(ip)) {
+ //System.out.print("{DI604}");
+ return ip;
+ }
+ }
+
+ // maybe this is a dial-up connection (or LAN and DebugMode) and we can get it from java variables
+ InetAddress ia = serverCore.publicIP();
+ if (ia != null) {
+ ip = ia.getHostAddress();
+ if (isProper(ip)) return ip;
+ }
+
+ // now go the uneasy way and ask some web responder
+ disorderHeap random = new disorderHeap(retrieveOptions());
+ for (int i = 0; i < retrieveOptions(); i++) {
+ ip = retrieveFrom(random.number());
+ if (isProper(ip)) return ip;
+ }
+ return null;
+ }
+
+ // rDNS services:
+ // http://www.xdr2.net/reverse_DNS_lookup.asp
+ // http://remote.12dt.com/rns/
+ // http://bl.reynolds.net.au/search/
+ // http://www.declude.com/Articles.asp?ID=97
+ // http://www.dnsstuff.com/
+
+ // listlist: http://www.aspnetimap.com/help/welcome/dnsbl.html
+
+
+ public static void main(String[] args) {
+ //System.out.println("PROBE DI604 : " + getDI604(""));
+ //System.out.println("PROBE whatismyip: " + getWhatIsMyIP());
+ //System.out.println("PROBE stanford : " + getStanford());
+ //System.out.println("PROBE ipid : " + getIPID());
+ //System.out.println("retrieveIP-NAT : " + retrieveIP(true,""));
+ //System.out.println("retrieveIP : " + retrieveIP(false,"12345"));
+
+ System.out.println(isProper(args[0]) ? "yes" : "no");
+ }
+
+}
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