changes to support mobility from rest and configuring mobility from a wlan context menu

corefx/src/main/java/com/core/Controller.java

@@ -71,6 +71,7 @@ public class Controller implements Initializable {
     private NodeWlanDialog nodeWlanDialog = new NodeWlanDialog(this);
     private ConfigDialog configDialog = new ConfigDialog(this);
     private HooksDialog hooksDialog = new HooksDialog(this);
+    private MobilityDialog mobilityDialog = new MobilityDialog(this);
 
     public Controller() {
         // load configuration
@@ -108,6 +109,7 @@ public class Controller implements Initializable {
         nodeWlanDialog.setOwner(window);
         nodeEmaneDialog.setOwner(window);
         configDialog.setOwner(window);
+        mobilityDialog.setOwner(window);
     }
 
     @FXML

corefx/src/main/java/com/core/CoreClient.java

@@ -39,6 +39,7 @@ public class CoreClient {
         logger.info("joining core session({}) state({}): {}", sessionId, sessionState, session);
         for (CoreNode node : session.getNodes()) {
             if (node.getModel() == null) {
+                logger.info("skipping joined session node: {}", node.getName());
                 continue;
             }
             
@@ -220,4 +221,16 @@ public class CoreClient {
     public String getTerminalCommand(CoreNode node) throws IOException {
         return coreApi.getTerminalCommand(sessionId, node);
     }
+
+    public boolean setMobilityConfig(CoreNode node, MobilityConfig config) throws IOException {
+        return coreApi.setMobilityConfig(sessionId, node, config);
+    }
+
+    public MobilityConfig getMobilityConfig(CoreNode node) throws IOException {
+        return coreApi.getMobilityConfig(sessionId, node);
+    }
+
+    public boolean mobilityAction(CoreNode node, String action) throws IOException {
+        return coreApi.mobilityAction(sessionId, node, action);
+    }
 }

corefx/src/main/java/com/core/data/MobilityConfig.java

@@ -0,0 +1,20 @@
+package com.core.data;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+import lombok.Data;
+
+@Data
+public class MobilityConfig {
+    private String file;
+    @JsonProperty("refresh_ms")
+    private Integer refresh;
+    private String loop;
+    private String autostart;
+    private String map;
+    @JsonProperty("script_start")
+    private String startScript;
+    @JsonProperty("script_pause")
+    private String pauseScript;
+    @JsonProperty("script_stop")
+    private String stopScript;
+}

corefx/src/main/java/com/core/data/NodeType.java

@@ -1,6 +1,8 @@
 package com.core.data;
 
 import lombok.Data;
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
 
 import java.util.Collection;
 import java.util.HashMap;
@@ -8,6 +10,7 @@ import java.util.Map;
 
 @Data
 public class NodeType {
+    private static final Logger logger = LogManager.getLogger();
     public static final int DEFAULT = 0;
     public static final int SWITCH = 4;
     public static final int HUB = 5;
@@ -36,7 +39,7 @@ public class NodeType {
         addNodeType(new NodeType(DEFAULT, "mdr", "MDR", "/icons/router-100.png"));
         addNodeType(new NodeType(SWITCH, "Switch", "/icons/switch-100.png"));
         addNodeType(new NodeType(HUB, "Hub", "/icons/hub-100.png"));
-        addNodeType(new NodeType(WLAN, "WLAN", "/icons/wlan-100.png"));
+        addNodeType(new NodeType(WLAN, "wlan", "WLAN", "/icons/wlan-100.png"));
         addNodeType(new NodeType(EMANE, "EMANE", "/icons/emane-100.png"));
 
         DISPLAY_MAP.put(HUB, "Hub");

corefx/src/main/java/com/core/graph/CorePopupGraphMousePlugin.java

@@ -82,6 +82,8 @@ public class CorePopupGraphMousePlugin<V, E> extends EditingPopupGraphMousePlugi
             case NodeType.WLAN:
                 menuItems.add(createMenuItem("WLAN Settings",
                         event -> controller.getNodeWlanDialog().showDialog(node)));
+                menuItems.add(createMenuItem("Mobility",
+                        event -> controller.getMobilityDialog().showDialog(node)));
                 menuItems.add(createMenuItem("Link MDRs",
                         event -> networkGraph.linkMdrs(node)));
                 break;

corefx/src/main/java/com/core/graph/NetworkGraph.java

@@ -271,6 +271,19 @@ public class NetworkGraph {
         nodeMap.put(node.getId(), node);
     }
 
+    public void setNodeLocation(CoreNode nodeData) {
+        // update actual graph node
+        CoreNode node = nodeMap.get(nodeData.getId());
+        node.getPosition().setX(nodeData.getPosition().getX());
+        node.getPosition().setY(nodeData.getPosition().getY());
+
+        // set graph node location
+        Double x = Math.abs(node.getPosition().getX());
+        Double y = Math.abs(node.getPosition().getY());
+        graphLayout.setLocation(node, x, y);
+        graphViewer.repaint();
+    }
+
     public void removeNode(CoreNode node) {
         try {
             controller.getCoreClient().deleteNode(node);

corefx/src/main/java/com/core/rest/CoreApi.java

@@ -170,6 +170,22 @@ public class CoreApi {
         return WebUtils.putJson(url, jsonData);
     }
 
+    public boolean setMobilityConfig(Integer session, CoreNode node, MobilityConfig config) throws IOException {
+        String url = getUrl(String.format("sessions/%s/nodes/%s/mobility", session, node.getId()));
+        String data = JsonUtils.toString(config);
+        return WebUtils.postJson(url, data);
+    }
+
+    public MobilityConfig getMobilityConfig(Integer session, CoreNode node) throws IOException {
+        String url = getUrl(String.format("sessions/%s/nodes/%s/mobility", session, node.getId()));
+        return WebUtils.getJson(url, MobilityConfig.class);
+    }
+
+    public boolean mobilityAction(Integer session, CoreNode node, String action) throws IOException {
+        String url = getUrl(String.format("sessions/%s/nodes/%s/mobility/%s", session, node.getId(), action));
+        return WebUtils.putJson(url, null);
+    }
+
     public String getTerminalCommand(Integer session, CoreNode node) throws IOException {
         String url = getUrl(String.format("sessions/%s/nodes/%s/terminal", session, node.getId()));
         return WebUtils.getJson(url, String.class);

corefx/src/main/java/com/core/ui/MobilityDialog.java

@@ -0,0 +1,117 @@
+package com.core.ui;
+
+import com.core.Controller;
+import com.core.data.CoreNode;
+import com.core.data.MobilityConfig;
+import com.jfoenix.controls.JFXButton;
+import com.jfoenix.controls.JFXTextField;
+import com.jfoenix.controls.JFXToggleButton;
+import javafx.event.ActionEvent;
+import javafx.fxml.FXML;
+import javafx.scene.layout.GridPane;
+import javafx.stage.FileChooser;
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
+
+import java.io.File;
+import java.io.IOException;
+
+public class MobilityDialog extends StageDialog {
+    private static final Logger logger = LogManager.getLogger();
+
+    @FXML
+    private JFXTextField fileTextField;
+
+    @FXML
+    private JFXTextField refreshTextField;
+
+    @FXML
+    private JFXToggleButton loopToggleButton;
+
+    @FXML
+    private JFXTextField nodeMappingTextField;
+
+    @FXML
+    private JFXTextField autoStartTextField;
+
+    @FXML
+    private JFXTextField startTextField;
+
+    @FXML
+    private JFXTextField pauseTextField;
+
+    @FXML
+    private JFXTextField stopTextField;
+
+    private CoreNode node;
+
+    public MobilityDialog(Controller controller) {
+        super(controller, "/fxml/mobility_dialog.fxml");
+
+        setTitle("Mobility Script");
+
+        JFXButton saveButton = createButton("Save");
+        saveButton.setOnAction(event -> {
+            MobilityConfig mobilityConfig = new MobilityConfig();
+            mobilityConfig.setFile(fileTextField.getText());
+            mobilityConfig.setAutostart(autoStartTextField.getText());
+            String loop = loopToggleButton.isSelected() ? "1" : "";
+            mobilityConfig.setLoop(loop);
+            mobilityConfig.setRefresh(Integer.parseInt(refreshTextField.getText()));
+            mobilityConfig.setMap(nodeMappingTextField.getText());
+            mobilityConfig.setStartScript(startTextField.getText());
+            mobilityConfig.setPauseScript(pauseTextField.getText());
+            mobilityConfig.setStopScript(stopTextField.getText());
+
+            try {
+                controller.getCoreClient().setMobilityConfig(node, mobilityConfig);
+            } catch (IOException ex) {
+                logger.error("error setting mobility configuration", ex);
+                Toast.error("error setting mobility configuration");
+            }
+
+            close();
+        });
+        addCancelButton();
+    }
+
+    @FXML
+    private void onSelectAction(ActionEvent event) {
+        JFXButton button = (JFXButton) event.getSource();
+        GridPane gridPane = (GridPane) button.getParent();
+        JFXTextField textField = (JFXTextField) gridPane.getChildren().get(0);
+
+        FileChooser fileChooser = new FileChooser();
+        fileChooser.setTitle("Select File");
+        fileChooser.setInitialDirectory(new File(System.getProperty("user.home")));
+        fileChooser.getExtensionFilters().add(new FileChooser.ExtensionFilter("Mobility",
+                "*.mobility"));
+        File file = fileChooser.showOpenDialog(getController().getWindow());
+        if (file != null) {
+            logger.info("opening session xml: {}", file.getPath());
+            textField.setText(file.getPath());
+        }
+    }
+
+    public void showDialog(CoreNode node) {
+        this.node = node;
+
+        try {
+            MobilityConfig mobilityConfig = getController().getCoreClient().getMobilityConfig(this.node);
+            fileTextField.setText(mobilityConfig.getFile());
+            autoStartTextField.setText(mobilityConfig.getAutostart());
+            boolean loop = "1".equals(mobilityConfig.getLoop());
+            loopToggleButton.setSelected(loop);
+            refreshTextField.setText(mobilityConfig.getRefresh().toString());
+            nodeMappingTextField.setText(mobilityConfig.getMap());
+            startTextField.setText(mobilityConfig.getStartScript());
+            pauseTextField.setText(mobilityConfig.getPauseScript());
+            stopTextField.setText(mobilityConfig.getStopScript());
+        } catch (IOException ex) {
+            logger.error("error getting mobility config", ex);
+            Toast.error("error getting mobility config");
+        }
+
+        show();
+    }
+}

corefx/src/main/java/com/core/websocket/CoreWebSocket.java

@@ -2,6 +2,7 @@ package com.core.websocket;
 
 import com.core.Controller;
 import com.core.data.CoreEvent;
+import com.core.data.CoreNode;
 import com.core.data.SessionState;
 import com.core.utils.JsonUtils;
 import io.socket.client.IO;
@@ -26,6 +27,17 @@ public class CoreWebSocket {
         socket.on(Socket.EVENT_CONNECT, args -> {
             logger.info("connected to web socket");
         });
+        socket.on("node", args -> {
+            for (Object arg : args) {
+                try {
+                    CoreNode node = JsonUtils.read(arg.toString(), CoreNode.class);
+                    logger.info("core node update: {}", node);
+                    controller.getNetworkGraph().setNodeLocation(node);
+                } catch (IOException ex) {
+                    logger.error("error getting core node", ex);
+                }
+            }
+        });
         socket.on("event", args -> {
             for (Object arg : args) {
                 try {

corefx/src/main/resources/fxml/mobility_dialog.fxml

@@ -0,0 +1,96 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<?import com.jfoenix.controls.JFXButton?>
+<?import com.jfoenix.controls.JFXTextField?>
+<?import com.jfoenix.controls.JFXToggleButton?>
+<?import javafx.geometry.Insets?>
+<?import javafx.scene.control.Label?>
+<?import javafx.scene.layout.ColumnConstraints?>
+<?import javafx.scene.layout.GridPane?>
+<?import javafx.scene.layout.RowConstraints?>
+
+<GridPane hgap="10.0" maxHeight="1.7976931348623157E308" maxWidth="1.7976931348623157E308" minHeight="-Infinity" minWidth="-Infinity" prefHeight="400.0" prefWidth="600.0" vgap="10.0" xmlns="http://javafx.com/javafx/8.0.171" xmlns:fx="http://javafx.com/fxml/1">
+  <columnConstraints>
+    <ColumnConstraints hgrow="SOMETIMES" minWidth="10.0" percentWidth="40.0" prefWidth="100.0" />
+    <ColumnConstraints hgrow="SOMETIMES" minWidth="10.0" prefWidth="100.0" />
+  </columnConstraints>
+  <rowConstraints>
+    <RowConstraints minHeight="10.0" prefHeight="30.0" vgrow="NEVER" />
+    <RowConstraints minHeight="10.0" prefHeight="30.0" vgrow="NEVER" />
+    <RowConstraints minHeight="10.0" prefHeight="30.0" vgrow="NEVER" />
+      <RowConstraints minHeight="10.0" prefHeight="30.0" vgrow="NEVER" />
+      <RowConstraints minHeight="10.0" prefHeight="30.0" vgrow="NEVER" />
+      <RowConstraints minHeight="10.0" prefHeight="30.0" vgrow="NEVER" />
+      <RowConstraints minHeight="10.0" prefHeight="30.0" vgrow="NEVER" />
+      <RowConstraints minHeight="10.0" prefHeight="30.0" vgrow="NEVER" />
+  </rowConstraints>
+   <padding>
+      <Insets bottom="10.0" left="10.0" right="10.0" top="10.0" />
+   </padding>
+   <children>
+      <Label text="File" />
+      <Label text="Refresh Rate (ms)" GridPane.rowIndex="1" />
+      <Label text="Auto-Start (0.0 for runtime)" GridPane.rowIndex="3" />
+      <Label text="Node Mapping (optional, e.g. 0:1,1:2,etc)" GridPane.rowIndex="4" />
+      <Label text="Start Script" GridPane.rowIndex="5" />
+      <Label text="Pause Script" GridPane.rowIndex="6" />
+      <Label text="Stop Script" GridPane.rowIndex="7" />
+      <JFXTextField fx:id="refreshTextField" GridPane.columnIndex="1" GridPane.rowIndex="1" />
+      <JFXTextField fx:id="autoStartTextField" GridPane.columnIndex="1" GridPane.rowIndex="3" />
+      <JFXTextField fx:id="nodeMappingTextField" GridPane.columnIndex="1" GridPane.rowIndex="4" />
+      <JFXToggleButton fx:id="loopToggleButton" contentDisplay="GRAPHIC_ONLY" maxWidth="1.7976931348623157E308" text="Loop?" GridPane.columnIndex="1" GridPane.columnSpan="2147483647" GridPane.halignment="CENTER" GridPane.rowIndex="2" />
+      <Label text="Loop?" GridPane.rowIndex="2" />
+      <GridPane hgap="5.0" GridPane.columnIndex="1">
+        <columnConstraints>
+          <ColumnConstraints hgrow="SOMETIMES" minWidth="10.0" percentWidth="80.0" prefWidth="100.0" />
+          <ColumnConstraints hgrow="SOMETIMES" minWidth="10.0" prefWidth="100.0" />
+        </columnConstraints>
+        <rowConstraints>
+          <RowConstraints minHeight="10.0" prefHeight="30.0" vgrow="SOMETIMES" />
+        </rowConstraints>
+         <children>
+            <JFXTextField fx:id="fileTextField" />
+            <JFXButton maxWidth="1.7976931348623157E308" onAction="#onSelectAction" styleClass="core-button" text="Select" GridPane.columnIndex="1" />
+         </children>
+      </GridPane>
+      <GridPane hgap="5.0" GridPane.columnIndex="1" GridPane.rowIndex="6">
+         <columnConstraints>
+            <ColumnConstraints hgrow="SOMETIMES" minWidth="10.0" percentWidth="80.0" prefWidth="100.0" />
+            <ColumnConstraints hgrow="SOMETIMES" minWidth="10.0" prefWidth="100.0" />
+         </columnConstraints>
+         <rowConstraints>
+            <RowConstraints minHeight="10.0" prefHeight="30.0" vgrow="SOMETIMES" />
+         </rowConstraints>
+         <children>
+            <JFXTextField fx:id="pauseTextField" />
+            <JFXButton maxWidth="1.7976931348623157E308" onAction="#onSelectAction" styleClass="core-button" text="Select" GridPane.columnIndex="1" />
+         </children>
+      </GridPane>
+      <GridPane hgap="5.0" GridPane.columnIndex="1" GridPane.rowIndex="7">
+         <columnConstraints>
+            <ColumnConstraints hgrow="SOMETIMES" minWidth="10.0" percentWidth="80.0" prefWidth="100.0" />
+            <ColumnConstraints hgrow="SOMETIMES" minWidth="10.0" prefWidth="100.0" />
+         </columnConstraints>
+         <rowConstraints>
+            <RowConstraints minHeight="10.0" prefHeight="30.0" vgrow="SOMETIMES" />
+         </rowConstraints>
+         <children>
+            <JFXTextField fx:id="stopTextField" />
+            <JFXButton maxWidth="1.7976931348623157E308" onAction="#onSelectAction" styleClass="core-button" text="Select" GridPane.columnIndex="1" />
+         </children>
+      </GridPane>
+      <GridPane hgap="5.0" GridPane.columnIndex="1" GridPane.rowIndex="5">
+         <columnConstraints>
+            <ColumnConstraints hgrow="SOMETIMES" minWidth="10.0" percentWidth="80.0" prefWidth="100.0" />
+            <ColumnConstraints hgrow="SOMETIMES" minWidth="10.0" prefWidth="100.0" />
+         </columnConstraints>
+         <rowConstraints>
+            <RowConstraints minHeight="10.0" prefHeight="30.0" vgrow="SOMETIMES" />
+         </rowConstraints>
+         <children>
+            <JFXTextField fx:id="startTextField" />
+            <JFXButton maxWidth="1.7976931348623157E308" onAction="#onSelectAction" styleClass="core-button" text="Select" GridPane.columnIndex="1" />
+         </children>
+      </GridPane>
+   </children>
+</GridPane>

webapp/app.py

@@ -11,6 +11,7 @@ from flask import send_file
 from flask_socketio import SocketIO
 from flask_socketio import emit
 
+import mobility_routes
 from core import logger
 from core.emulator.coreemu import CoreEmu
 from core.emulator.emudata import InterfaceData
@@ -25,12 +26,14 @@ from core.mobility import BasicRangeModel
 from core.service import ServiceManager
 
 CORE_LOCK = Lock()
+coreemu = CoreEmu()
 
 app = Flask(__name__)
-app.config["SECRET_KEY"] = "core"
 socketio = SocketIO(app)
+app.config["SECRET_KEY"] = "core"
 
-coreemu = CoreEmu()
+mobility_routes.coreemu = coreemu
+app.register_blueprint(mobility_routes.mobility_api, url_prefix="/sessions/<int:session_id>")
 
 
 def synchronized(function):
@@ -120,19 +123,22 @@ def broadcast_event(event):
     })
 
 
+def broadcast_node(node):
+    socketio.emit("node", {
+        "id": node.id,
+        "name": node.name,
+        "model": node.model,
+        "position": {
+            "x": node.x_position,
+            "y": node.y_position,
+        },
+        "services": node.services.split("|"),
+    })
+
+
 @socketio.on("connect")
 def websocket_connect():
     emit("info", {"message": "You are connected!"})
-    socketio.emit("node", {
-        "id": 1,
-        "x": 100,
-        "y": 101
-    })
-    socketio.emit("node", {
-        "id": 1,
-        "x": 100,
-        "y": 150
-    })
 
 
 @socketio.on("disconnect")
@@ -142,7 +148,7 @@ def websocket_disconnect():
 
 @app.route("/")
 def home():
-    return render_template('index.html')
+    return render_template("index.html")
 
 
 @app.route("/ips", methods=["POST"])
@@ -233,6 +239,7 @@ def create_session():
 
     # add handlers
     session.event_handlers.append(broadcast_event)
+    session.node_handlers.append(broadcast_node)
 
     response_data = jsonify(
         id=session.session_id,

webapp/mobility_routes.py

@@ -0,0 +1,63 @@
+from flask import Blueprint
+from flask import jsonify
+from flask import request
+
+from core.mobility import Ns2ScriptedMobility
+
+mobility_api = Blueprint("mobility_api", __name__)
+
+coreemu = None
+
+
+@mobility_api.route("/nodes/<node_id>/mobility", methods=["POST"])
+def set_mobility_config(session_id, node_id):
+    session = coreemu.sessions.get(session_id)
+    if not session:
+        return jsonify(error="session does not exist"), 404
+
+    if node_id.isdigit():
+        node_id = int(node_id)
+
+    data = request.get_json() or {}
+
+    session.mobility.set_model_config(node_id, Ns2ScriptedMobility.name, data)
+
+    return jsonify()
+
+
+@mobility_api.route("/nodes/<node_id>/mobility")
+def get_mobility_config(session_id, node_id):
+    session = coreemu.sessions.get(session_id)
+    if not session:
+        return jsonify(error="session does not exist"), 404
+
+    if node_id.isdigit():
+        node_id = int(node_id)
+
+    config = session.mobility.get_model_config(node_id, Ns2ScriptedMobility.name)
+
+    return jsonify(config)
+
+
+@mobility_api.route("/nodes/<node_id>/mobility/<action>", methods=["PUT"])
+def mobility_action(session_id, node_id, action):
+    session = coreemu.sessions.get(session_id)
+    if not session:
+        return jsonify(error="session does not exist"), 404
+
+    if node_id.isdigit():
+        node_id = int(node_id)
+    node = session.objects.get(node_id)
+    if not node:
+        return jsonify(error="node does not exist"), 404
+
+    if action == "start":
+        node.mobility.start()
+    elif action == "pause":
+        node.mobility.pause()
+    elif action == "stop":
+        node.mobility.stop(move_initial=True)
+    else:
+        return jsonify(error="invalid mobility action: %s" % action), 404
+
+    return jsonify()