Fixing issues on GUI server side. Adding command to balance mastership. Messing with color scheme per feedback.

Change-Id: I89fb52105f7e724167a417e033048e9c88f31eae
diff --git a/web/gui/src/main/java/org/onlab/onos/gui/TopologyViewMessages.java b/web/gui/src/main/java/org/onlab/onos/gui/TopologyViewMessages.java
index f210b1d..7bb9b86 100644
--- a/web/gui/src/main/java/org/onlab/onos/gui/TopologyViewMessages.java
+++ b/web/gui/src/main/java/org/onlab/onos/gui/TopologyViewMessages.java
@@ -289,7 +289,7 @@
     }
 
     // Produces a cluster instance message to the client.
-    protected ObjectNode instanceMessage(ClusterEvent event) {
+    protected ObjectNode instanceMessage(ClusterEvent event, String messageType) {
         ControllerNode node = event.subject();
         int switchCount = mastershipService.getDevicesOf(node.id()).size();
         ObjectNode payload = mapper.createObjectNode()
@@ -307,8 +307,10 @@
         payload.set("labels", labels);
         addMetaUi(node.id().toString(), payload);
 
-        String type = (event.type() == INSTANCE_ADDED) ? "addInstance" :
-                ((event.type() == INSTANCE_REMOVED) ? "removeInstance" : "updateInstance");
+        String type = messageType != null ? messageType :
+                ((event.type() == INSTANCE_ADDED) ? "addInstance" :
+                        ((event.type() == INSTANCE_REMOVED ? "removeInstance" :
+                                "updateInstance")));
         return envelope(type, 0, payload);
     }
 
diff --git a/web/gui/src/main/java/org/onlab/onos/gui/TopologyViewWebSocket.java b/web/gui/src/main/java/org/onlab/onos/gui/TopologyViewWebSocket.java
index f65232e..57781de 100644
--- a/web/gui/src/main/java/org/onlab/onos/gui/TopologyViewWebSocket.java
+++ b/web/gui/src/main/java/org/onlab/onos/gui/TopologyViewWebSocket.java
@@ -24,6 +24,8 @@
 import org.onlab.onos.cluster.ControllerNode;
 import org.onlab.onos.core.ApplicationId;
 import org.onlab.onos.core.CoreService;
+import org.onlab.onos.mastership.MastershipEvent;
+import org.onlab.onos.mastership.MastershipListener;
 import org.onlab.onos.net.ConnectPoint;
 import org.onlab.onos.net.Device;
 import org.onlab.onos.net.Host;
@@ -46,6 +48,7 @@
 import org.onlab.onos.net.link.LinkEvent;
 import org.onlab.onos.net.link.LinkListener;
 import org.onlab.osgi.ServiceDirectory;
+import org.onlab.packet.Ethernet;
 
 import java.io.IOException;
 import java.util.ArrayList;
@@ -62,6 +65,7 @@
 import static org.onlab.onos.net.DeviceId.deviceId;
 import static org.onlab.onos.net.HostId.hostId;
 import static org.onlab.onos.net.device.DeviceEvent.Type.DEVICE_ADDED;
+import static org.onlab.onos.net.device.DeviceEvent.Type.DEVICE_UPDATED;
 import static org.onlab.onos.net.host.HostEvent.Type.HOST_ADDED;
 import static org.onlab.onos.net.link.LinkEvent.Type.LINK_ADDED;
 
@@ -80,8 +84,8 @@
 
     private static final String APP_ID = "org.onlab.onos.gui";
 
-    private static final long SUMMARY_FREQUENCY_SEC = 2000;
-    private static final long TRAFFIC_FREQUENCY_SEC = 1000;
+    private static final long SUMMARY_FREQUENCY_SEC = 3000;
+    private static final long TRAFFIC_FREQUENCY_SEC = 1500;
 
     private static final Comparator<? super ControllerNode> NODE_COMPARATOR =
             new Comparator<ControllerNode>() {
@@ -97,6 +101,7 @@
     private FrameConnection control;
 
     private final ClusterEventListener clusterListener = new InternalClusterListener();
+    private final MastershipListener mastershipListener = new InternalMastershipListener();
     private final DeviceListener deviceListener = new InternalDeviceListener();
     private final LinkListener linkListener = new InternalLinkListener();
     private final HostListener hostListener = new InternalHostListener();
@@ -164,7 +169,7 @@
         this.control = (FrameConnection) connection;
         addListeners();
 
-        sendAllInstances();
+        sendAllInstances(null);
         sendAllDevices();
         sendAllLinks();
         sendAllHosts();
@@ -235,11 +240,12 @@
     }
 
     // Sends all controller nodes to the client as node-added messages.
-    private void sendAllInstances() {
+    private void sendAllInstances(String messageType) {
         List<ControllerNode> nodes = new ArrayList<>(clusterService.getNodes());
         Collections.sort(nodes, NODE_COMPARATOR);
         for (ControllerNode node : nodes) {
-            sendMessage(instanceMessage(new ClusterEvent(INSTANCE_ADDED, node)));
+            sendMessage(instanceMessage(new ClusterEvent(INSTANCE_ADDED, node),
+                                        messageType));
         }
     }
 
@@ -307,13 +313,14 @@
 
         // FIXME: clearly, this is not enough
         TrafficSelector selector = DefaultTrafficSelector.builder()
+                .matchEthType(Ethernet.TYPE_IPV4)
                 .matchEthDst(dstHost.mac()).build();
         TrafficTreatment treatment = DefaultTrafficTreatment.builder().build();
 
         MultiPointToSinglePointIntent intent =
                 new MultiPointToSinglePointIntent(appId, selector, treatment,
                                                   ingressPoints, dstHost.location());
-        trafficEvent = event;
+        startMonitoring(event);
         intentService.submit(intent);
     }
 
@@ -359,7 +366,6 @@
 
     // Subscribes for host traffic messages.
     private synchronized void requestAllTraffic(ObjectNode event) {
-        ObjectNode payload = payload(event);
         long sid = startMonitoring(event);
         sendMessage(trafficSummaryMessage(sid));
     }
@@ -375,7 +381,6 @@
 
         // If there is a hover node, include it in the hosts and find intents.
         String hover = string(payload, "hover");
-        Set<Intent> hoverIntents;
         if (!isNullOrEmpty(hover)) {
             addHover(hosts, devices, hover);
         }
@@ -447,6 +452,7 @@
     // Adds all internal listeners.
     private void addListeners() {
         clusterService.addListener(clusterListener);
+        mastershipService.addListener(mastershipListener);
         deviceService.addListener(deviceListener);
         linkService.addListener(linkListener);
         hostService.addListener(hostListener);
@@ -458,6 +464,7 @@
         if (!listenersRemoved) {
             listenersRemoved = true;
             clusterService.removeListener(clusterListener);
+            mastershipService.removeListener(mastershipListener);
             deviceService.removeListener(deviceListener);
             linkService.removeListener(linkListener);
             hostService.removeListener(hostListener);
@@ -469,7 +476,17 @@
     private class InternalClusterListener implements ClusterEventListener {
         @Override
         public void event(ClusterEvent event) {
-            sendMessage(instanceMessage(event));
+            sendMessage(instanceMessage(event, null));
+        }
+    }
+
+    // Mastership change listener
+    private class InternalMastershipListener implements MastershipListener {
+        @Override
+        public void event(MastershipEvent event) {
+            sendAllInstances("updateInstance");
+            Device device = deviceService.getDevice(event.subject());
+            sendMessage(deviceMessage(new DeviceEvent(DEVICE_UPDATED, device)));
         }
     }
 
diff --git a/web/gui/src/main/webapp/d3Utils.js b/web/gui/src/main/webapp/d3Utils.js
index 2e49950..beb7e09 100644
--- a/web/gui/src/main/webapp/d3Utils.js
+++ b/web/gui/src/main/webapp/d3Utils.js
@@ -123,10 +123,15 @@
     // TODO: tune colors for light and dark themes
 
     //                blue       purple     pink       mustard    cyan       green      red
-    var lightNorm = ['#1f77b4', '#9467bd', '#e377c2', '#bcbd22', '#17becf', '#2ca02c', '#d62728'],
-        lightMute = ['#aec7e8', '#c5b0d5', '#f7b6d2', '#dbdb8d', '#9edae5', '#98df8a', '#ff9896'],
-        darkNorm = ['#1f77b4', '#9467bd', '#e377c2', '#bcbd22', '#17becf', '#2ca02c', '#d62728'],
-        darkMute = ['#aec7e8', '#c5b0d5', '#f7b6d2', '#dbdb8d', '#9edae5', '#98df8a', '#ff9896'];
+    //var lightNorm = ['#1f77b4', '#9467bd', '#e377c2', '#bcbd22', '#17becf', '#2ca02c', '#d62728'],
+    //    lightMute = ['#aec7e8', '#c5b0d5', '#f7b6d2', '#dbdb8d', '#9edae5', '#98df8a', '#ff9896'],
+    //    darkNorm = ['#1f77b4', '#9467bd', '#e377c2', '#bcbd22', '#17becf', '#2ca02c', '#d62728'],
+    //    darkMute = ['#aec7e8', '#c5b0d5', '#f7b6d2', '#dbdb8d', '#9edae5', '#98df8a', '#ff9896'];
+
+    var lightNorm = ['#3F587F', '#77533D', '#C94E30', '#892D78', '#138C62', '#006D72', '#59AD00'],
+        lightMute = ['#56657C', '#665F57', '#C68C7F', '#876E82', '#68897E', '#4E6F70', '#93AA7B'],
+        darkNorm = ['#3F587F', '#77533D', '#C94E30', '#892D78', '#138C62', '#006D72', '#59AD00'],
+        darkMute = ['#56657C', '#665F57', '#C68C7F', '#876E82', '#68897E', '#4E6F70', '#93AA7B'];
 
     function cat7() {
         var colors = {
diff --git a/web/gui/src/main/webapp/mast2.css b/web/gui/src/main/webapp/mast2.css
index 4d108c9..4bf3d5d 100644
--- a/web/gui/src/main/webapp/mast2.css
+++ b/web/gui/src/main/webapp/mast2.css
@@ -51,7 +51,7 @@
     color: #369;
 }
 .dark #mast span.title {
-    color: #acf;
+    color: #eee;
 }
 
 #mast span.right {
diff --git a/web/gui/src/main/webapp/topo2.css b/web/gui/src/main/webapp/topo2.css
index cfefba9..ead2730 100644
--- a/web/gui/src/main/webapp/topo2.css
+++ b/web/gui/src/main/webapp/topo2.css
@@ -356,7 +356,7 @@
     fill: #888;
 }
 #topo-oibox .online svg text {
-    fill: #000;
+    fill: #eee;
 }
 
 #topo-oibox svg text.instTitle {
diff --git a/web/gui/src/main/webapp/topo2.js b/web/gui/src/main/webapp/topo2.js
index ba21295..87632dc 100644
--- a/web/gui/src/main/webapp/topo2.js
+++ b/web/gui/src/main/webapp/topo2.js
@@ -1088,8 +1088,8 @@
 
             svg.append('rect').attr(rectAttr);
 
-            appendGlyph(svg, c.nodeOx, c.nodeOy, c.nodeDim, '#node');
-            appendBadge(svg, c.birdOx, c.birdOy, c.birdDim, '#bird');
+            //appendGlyph(svg, c.nodeOx, c.nodeOy, c.nodeDim, '#node');
+            appendBadge(svg, 14, 14, 28, '#bird');
 
             if (d.uiAttached) {
                 attachUiBadge(svg);