2005-09-01 jrandom

    * Don't send out a netDb store of a router if it is more than a few hours
      old, even if someone asked us for it.

history.txt

-$Id: history.txt,v 1.232 2005/08/29 20:59:13 jrandom Exp $
+$Id: history.txt,v 1.233 2005/08/31 19:26:20 jrandom Exp $
+
+2005-09-01  jrandom
+    * Don't send out a netDb store of a router if it is more than a few hours
+      old, even if someone asked us for it.
 
 2005-08-31  jrandom
     * Don't publish leaseSets to the netDb if they will never be looked for -

router/java/src/net/i2p/router/RouterVersion.java

@@ -15,9 +15,9 @@ import net.i2p.CoreVersion;
  *
  */
 public class RouterVersion {
-    public final static String ID = "$Revision: 1.221 $ $Date: 2005/08/29 20:59:13 $";
+    public final static String ID = "$Revision: 1.222 $ $Date: 2005/08/31 19:20:17 $";
     public final static String VERSION = "0.6.0.3";
-    public final static long BUILD = 5;
+    public final static long BUILD = 6;
     public static void main(String args[]) {
         System.out.println("I2P Router version: " + VERSION);
         System.out.println("Router ID: " + RouterVersion.ID);

router/java/src/net/i2p/router/networkdb/HandleDatabaseLookupMessageJob.java

@@ -44,6 +44,13 @@ public class HandleDatabaseLookupMessageJob extends JobImpl {
     private final static int REPLY_TIMEOUT = 60*1000;
     private final static int MESSAGE_PRIORITY = 300;
     
+    /**
+     * If a routerInfo structure isn't updated within an hour, drop it
+     * and search for a later version.  This value should be large enough
+     * to deal with the Router.CLOCK_FUDGE_FACTOR.
+     */
+    public final static long EXPIRE_DELAY = 60*60*1000;
+    
     public HandleDatabaseLookupMessageJob(RouterContext ctx, DatabaseLookupMessage receivedMessage, RouterIdentity from, Hash fromHash) {
         super(ctx);
         _log = getContext().logManager().getLog(HandleDatabaseLookupMessageJob.class);
@@ -101,7 +108,7 @@ public class HandleDatabaseLookupMessageJob extends JobImpl {
             }
         } else {
             RouterInfo info = getContext().netDb().lookupRouterInfoLocally(_message.getSearchKey());
-            if (info != null) {
+            if ( (info != null) && (info.isCurrent(EXPIRE_DELAY)) ) {
                 // send that routerInfo to the _message.getFromHash peer
                 if (_log.shouldLog(Log.DEBUG))
                     _log.debug("We do have key " + _message.getSearchKey().toBase64() 

router/java/src/net/i2p/router/networkdb/kademlia/FloodfillPeerSelector.java

@@ -39,7 +39,7 @@ class FloodfillPeerSelector extends PeerSelector {
         if (_log.shouldLog(Log.DEBUG))
             _log.debug("Searching for " + maxNumRouters + " peers close to " + key + ": " 
                        + rv + " (not including " + peersToIgnore + ") [allHashes.size = " 
-                       + matches.size() + "]");
+                       + matches.size() + "]", new Exception("Search by"));
         return rv;
     }
     
@@ -72,6 +72,8 @@ class FloodfillPeerSelector extends PeerSelector {
                 return;
             if (entry.equals(_context.routerHash()))
                 return;
+            if (_context.shitlist().isShitlisted(entry))
+                return;
             RouterInfo info = _context.netDb().lookupRouterInfoLocally(entry);
             if (info == null)
                 return;

router/java/src/net/i2p/router/networkdb/kademlia/KademliaNetworkDatabaseFacade.java

@@ -557,7 +557,7 @@ public class KademliaNetworkDatabaseFacade extends NetworkDatabaseFacade {
             if (_log.shouldLog(Log.WARN))
                 _log.warn("Invalid leaseSet signature!  leaseSet = " + leaseSet);
             return "Invalid leaseSet signature on " + leaseSet.getDestination().calculateHash().toBase64();
-        } else if (leaseSet.getEarliestLeaseDate() <= _context.clock().now() - Router.CLOCK_FUDGE_FACTOR) {
+        } else if (leaseSet.getEarliestLeaseDate() <= _context.clock().now() - 2*Router.CLOCK_FUDGE_FACTOR) {
             long age = _context.clock().now() - leaseSet.getEarliestLeaseDate();
             if (_log.shouldLog(Log.WARN))
                 _log.warn("Old leaseSet!  not storing it: " 
@@ -833,7 +833,7 @@ public class KademliaNetworkDatabaseFacade extends NetworkDatabaseFacade {
     }
 
     /** smallest allowed period */
-    private static final int MIN_PER_PEER_TIMEOUT = 2*1000;
+    private static final int MIN_PER_PEER_TIMEOUT = 3*1000;
     private static final int MAX_PER_PEER_TIMEOUT = 5*1000;
     
     public int getPeerTimeout(Hash peer) {

router/java/src/net/i2p/router/networkdb/kademlia/SearchJob.java

@@ -52,7 +52,7 @@ class SearchJob extends JobImpl {
     private boolean _deferredCleared;
     private long _startedOn;
     
-    private static final int SEARCH_BREDTH = 3; // 3 peers at a time 
+    private static final int SEARCH_BREDTH = 10; // 10 peers at a time 
     private static final int SEARCH_PRIORITY = 400; // large because the search is probably for a real search
     /** only send the 10 closest "dont tell me about" refs */
     static final int MAX_CLOSEST = 10;