* Summary bar:

- Add messages when dropping tunnel requests due to load

router/java/src/net/i2p/router/RouterThrottle.java

@@ -47,4 +47,5 @@ public interface RouterThrottle {
      * Message on the state of participating tunnel acceptance
      */
     public String getTunnelStatus();
+    public void setTunnelStatus(String msg);
 }

router/java/src/net/i2p/router/RouterThrottleImpl.java

@@ -94,6 +94,7 @@ class RouterThrottleImpl implements RouterThrottle {
             return TunnelHistory.TUNNEL_REJECT_CRIT;
 
         long lag = _context.jobQueue().getMaxLag();
+// reject here if lag too high???
         RateStat rs = _context.statManager().getRate("transport.sendProcessingTime");
         Rate r = null;
         if (rs != null)
@@ -104,7 +105,7 @@ class RouterThrottleImpl implements RouterThrottle {
                 _log.debug("Refusing tunnel request with the job lag of " + lag 
                            + "since the 1 minute message processing time is too slow (" + processTime + ")");
             _context.statManager().addRateData("router.throttleTunnelProcessingTime1m", (long)processTime, (long)processTime);
-            setTunnelStatus("Rejecting tunnels: High processing time");
+            setTunnelStatus("Rejecting tunnels: High message delay");
             return TunnelHistory.TUNNEL_REJECT_TRANSIENT_OVERLOAD;
         }
         
@@ -431,7 +432,7 @@ class RouterThrottleImpl implements RouterThrottle {
             setTunnelStatus("Rejecting tunnels");
     }
 
-    private void setTunnelStatus(String msg) {
+    public void setTunnelStatus(String msg) {
         _tunnelStatus = msg;
     }
 

router/java/src/net/i2p/router/tunnel/pool/BuildHandler.java

@@ -103,6 +103,9 @@ class BuildHandler {
                         }
                     } while (_inboundBuildMessages.size() > 0);
                     
+                    if (dropExpired > 0)
+                        _context.throttle().setTunnelStatus("Dropping tunnel requests: Too slow");
+
                     // now pull off the oldest requests first (we're doing a tail-drop
                     // when adding)
                     for (int i = 0; i < toHandle && _inboundBuildMessages.size() > 0; i++)
@@ -310,6 +313,7 @@ class BuildHandler {
         
         if (timeSinceReceived > (BuildRequestor.REQUEST_TIMEOUT*3)) {
             // don't even bother, since we are so overloaded locally
+            _context.throttle().setTunnelStatus("Dropping tunnel requests: Overloaded");
             if (_log.shouldLog(Log.WARN))
                 _log.warn("Not even trying to handle/decrypt the request " + state.msg.getUniqueId() 
                            + ", since we received it a long time ago: " + timeSinceReceived);
@@ -464,6 +468,7 @@ class BuildHandler {
             pDrop = (float)Math.pow(pDrop, 16);
             if (_context.random().nextFloat() < pDrop) { // || (proactiveDrops > MAX_PROACTIVE_DROPS) ) ) {
                 _context.statManager().addRateData("tunnel.rejectOverloaded", recvDelay, proactiveDrops);
+                _context.throttle().setTunnelStatus("Rejecting tunnels: Request overload");
                 if (true || (proactiveDrops < MAX_PROACTIVE_DROPS*2))
                     response = TunnelHistory.TUNNEL_REJECT_TRANSIENT_OVERLOAD;
                 else
@@ -652,6 +657,7 @@ class BuildHandler {
                             }
                         }
                         if (dropped > 0) {
+                            _context.throttle().setTunnelStatus("Dropping tunnel requests: High load");
                             // if the queue is backlogged, stop adding new messages
                             _context.statManager().addRateData("tunnel.dropLoadBacklog", _inboundBuildMessages.size(), _inboundBuildMessages.size());
                         } else {
@@ -660,6 +666,7 @@ class BuildHandler {
                             pDrop = (float)Math.pow(pDrop, 16); // steeeep
                             float f = _context.random().nextFloat();
                             if ( (pDrop > f) && (allowProactiveDrop()) ) {
+                                _context.throttle().setTunnelStatus("Dropping tunnel requests: Queue time");
                                 _context.statManager().addRateData("tunnel.dropLoadProactive", queueTime, _inboundBuildMessages.size());
                             } else {
                                 _inboundBuildMessages.add(new BuildMessageState(receivedMessage, from, fromHash));