Feature/secure tunnel

.gitmodules

@@ -13,3 +13,6 @@
 [submodule "v2c-recognizer"]
 	path = v2c-recognizer
 	url = git@github.com:V2C-Development-Team/v2c-recognizer
+[submodule "v2c-dashboard-backend"]
+	path = v2c-dashboard-backend
+	url = git@github.com:V2C-Development-Team/v2c-dashboard-backend.git

build.bat

@@ -3,8 +3,11 @@
 rem pull the repos
 git submodule update --init --recursive
 
+rem build this project
+call .\gradlew clean shadowJar --refresh-dependencies
+
 rem build the java projects
-for %%m in (v2c-desktop-controller-linux v2c-dispatcher) do (
+for %%m in (v2c-desktop-controller-linux v2c-dispatcher v2c-dashboard-backend) do (
   echo Building %%m
   cd %%m
   call .\gradlew clean shadowJar --refresh-dependencies

build.gradle

@@ -15,6 +15,7 @@ sourceCompatibility = prjCompat
 targetCompatibility = prjCompat
 
 dependencies {
+  implementation 'com.jcraft:jsch:0.1.55'
   implementation 'commons-cli:commons-cli:1.4'
   implementation 'org.apache.commons:commons-lang3:3.11'
   implementation 'org.json:json:20200518'

run.bat

@@ -1,7 +1 @@
-@echo off
-start "" /d v2c-dispatcher java -jar build\libs\v2c-dispatcher.jar
-ping -n 3 127.0.0.1>nul
-start "" /d v2c-desktop-controller-linux java -jar build\libs\v2c-desktop-controller-linux.jar -u
-start "" /d v2c-recognizer\Recognizer cmd /c "python speech.py"
-start "" /d v2c-recognizer\Recognizer cmd /c "python widget.py"
-start "" /d v2c-dashboard cmd /c "npm start"
+java -jar build\libs\v2c-poc-submission.jar

src/main/java/edu/uco/cs/v2c/poc/ModuleID.java

@@ -3,22 +3,19 @@
 import edu.uco.cs.v2c.poc.control.ModuleHandler.ProcessType;
 
 public enum ModuleID {
-  HOME,
-  DISPATCHER(ProcessType.JAVA_PROCESS, "v2c-dispatcher/build/libs/v2c-dispatcher.jar"),
-  RECOGNIZER(ProcessType.PYTHON_PROCESS, "v2c-recognizer/Recognizer/speech.py"),
-  DESKTOP_CONTROLLER(ProcessType.JAVA_PROCESS, "v2c-desktop-controller-linux/build/libs/v2c-desktop-controller-linux.jar"),
-  DASHBOARD_BACKEND(ProcessType.JAVA_PROCESS, "v2c-dashboard-backend/build/libs/v2c-dashboard-backend.jar"),
-  DASHBOARD_FRONTEND(ProcessType.NPM_PROCESS, "v2c-dashboard");
+  DISPATCHER(ProcessType.JAVA_PROCESS, "v2c-dispatcher/build/libs/v2c-dispatcher.jar", false),
+  RECOGNIZER(ProcessType.PYTHON_PROCESS, "v2c-recognizer/Recognizer/speech.py", false),
+  DESKTOP_CONTROLLER(ProcessType.JAVA_PROCESS, "v2c-desktop-controller-linux/build/libs/v2c-desktop-controller-linux.jar", false),
+  DASHBOARD_BACKEND(ProcessType.JAVA_PROCESS, "v2c-dashboard-backend/build/libs/v2c-dashboard-backend.jar", true),
+  DASHBOARD_FRONTEND(ProcessType.NPM_PROCESS, "v2c-dashboard", false);
 
+  private boolean hasTunnel = false;
   private String name = null;
   private String defaultModulePath = null;
   private ProcessType processType = null;
 
-  private ModuleID() {
-    this(null, null);
-  }
-
-  private ModuleID(ProcessType processType, String defaultModulePath) {
+  private ModuleID(ProcessType processType, String defaultModulePath, boolean hasTunnel) {
+    this.hasTunnel = hasTunnel;
     this.processType = processType;
     this.defaultModulePath = defaultModulePath;
     String[] tokens = name().split("_");
@@ -35,6 +32,10 @@ private ModuleID(ProcessType processType, String defaultModulePath) {
     return name;
   }
 
+  public boolean hasTunnel() {
+    return hasTunnel;
+  }
+
   public ProcessType getProcessType() {
     return processType;
   }

src/main/java/edu/uco/cs/v2c/poc/SubmissionPOC.java

@@ -1,29 +1,71 @@
 package edu.uco.cs.v2c.poc;
 
+import java.awt.event.WindowEvent;
+import java.awt.event.WindowListener;
+import java.util.HashSet;
+import java.util.Set;
+
 import javax.swing.JButton;
 
-import edu.uco.cs.v2c.poc.control.ConfigureAction;
+import edu.uco.cs.v2c.poc.control.ModuleConfigAction;
 import edu.uco.cs.v2c.poc.control.ModuleHandler;
 import edu.uco.cs.v2c.poc.control.StartAction;
 import edu.uco.cs.v2c.poc.control.StopAction;
+import edu.uco.cs.v2c.poc.control.TunnelConfigAction;
+import edu.uco.cs.v2c.poc.net.Tunnel;
 import edu.uco.cs.v2c.poc.ui.LandingFrame;
 import edu.uco.cs.v2c.poc.ui.ModuleComponent;
 
 public class SubmissionPOC {
 
+  private static Set<ModuleHandler> handlers = new HashSet<>();
+
   public static void main(String[] args) {
     LandingFrame landingFrame = new LandingFrame();
+
     for(ModuleID moduleID : ModuleID.values()) {
       if(moduleID.getProcessType() == null) continue;
       ModuleComponent moduleComponent = landingFrame.getModule(moduleID);
-      ModuleHandler moduleHandler = ModuleHandler.build(moduleComponent, moduleID);
+      ModuleHandler moduleHandler = ModuleHandler.build(landingFrame.getHomeComponent(), moduleComponent, moduleID);
+      handlers.add(moduleHandler);
+
       JButton startButton = moduleComponent.addButton("START MODULE", new StartAction(moduleHandler));
       moduleHandler.addButtonToEnableOnDyingProcess(startButton);
       JButton stopButton = moduleComponent.addButton("STOP MODULE", new StopAction(moduleHandler));
       stopButton.setEnabled(false);
       moduleHandler.addButtonToEnableOnLivingProcess(stopButton);
-      moduleComponent.addButton("CONFIGURE", new ConfigureAction(moduleHandler));
+      moduleComponent.addButton("CONFIGURE", new ModuleConfigAction(moduleHandler));
+
+      if(moduleID.hasTunnel()) {
+        Tunnel tunnel = new Tunnel();
+        moduleComponent.addButton("TUNNEL", new TunnelConfigAction(moduleHandler, tunnel));
+        moduleHandler.setTunnel(tunnel);
+      }
+
+      landingFrame.getHomeComponent().addModuleHandler(moduleHandler);
     }
+
+    landingFrame.addWindowListener(new WindowListener() {
+
+      @Override public void windowOpened(WindowEvent e) { }
+
+      @Override public void windowClosing(WindowEvent e) {
+        for(ModuleHandler handler : handlers)
+          handler.terminate();
+      }
+
+      @Override public void windowClosed(WindowEvent e) { }
+
+      @Override public void windowIconified(WindowEvent e) { }
+
+      @Override public void windowDeiconified(WindowEvent e) { }
+
+      @Override public void windowActivated(WindowEvent e) { }
+
+      @Override public void windowDeactivated(WindowEvent e) { }
+
+    });
+
   }
 
 }

src/main/java/edu/uco/cs/v2c/poc/control/ConfigureAction.java → src/main/java/edu/uco/cs/v2c/poc/control/ModuleConfigAction.java

@@ -2,17 +2,20 @@
 
 import java.awt.event.ActionEvent;
 
-import edu.uco.cs.v2c.poc.ui.ConfigurationFrame;
+import edu.uco.cs.v2c.poc.ui.ModuleConfigFrame;
 
-public class ConfigureAction extends ModuleAction {
+public class ModuleConfigAction extends ModuleAction {
 
-  public ConfigureAction(ModuleHandler handler) {
+  private ModuleConfigFrame moduleConfigFrame = null;
+
+  public ModuleConfigAction(ModuleHandler handler) {
     super(handler);
   }
 
   @Override public void actionPerformed(ActionEvent e) {
-    ConfigurationFrame configurationFrame = new ConfigurationFrame(this);
-    configurationFrame.setVisible(true);
+    if(moduleConfigFrame == null)
+      moduleConfigFrame = new ModuleConfigFrame(this);
+    moduleConfigFrame.setVisible(true);
   }
 
   public void onConfigUpdate(String runtimeBin, String moduleBin) {

src/main/java/edu/uco/cs/v2c/poc/control/ModuleHandler.java

@@ -16,6 +16,8 @@
 import org.apache.commons.lang3.SystemUtils;
 
 import edu.uco.cs.v2c.poc.ModuleID;
+import edu.uco.cs.v2c.poc.net.Tunnel;
+import edu.uco.cs.v2c.poc.ui.HomeComponent;
 import edu.uco.cs.v2c.poc.ui.ModuleComponent;
 
 public class ModuleHandler implements Runnable {
@@ -61,16 +63,19 @@ public String getBin() {
 
   private AtomicBoolean go = new AtomicBoolean();
   private AtomicReference<Process> currentProcess = new AtomicReference<>();
+  private HomeComponent homeComponent = null;
   private ModuleComponent moduleComponent = null;
   private ModuleID moduleID = null;
   private Set<JButton> enabledButtonsOnLivingProcess = new HashSet<>();
   private Set<JButton> enabledButtonsOnDyingProcess = new HashSet<>();
   private String runtimeBin = null;
   private String moduleBin = null;
   private Thread thread = null;
+  private Tunnel tunnel = null;
 
-  private ModuleHandler(ModuleComponent moduleComponent, ModuleID moduleID) {
+  private ModuleHandler(HomeComponent homeComponent, ModuleComponent moduleComponent, ModuleID moduleID) {
     this.moduleID = moduleID;
+    this.homeComponent = homeComponent;
     this.moduleComponent = moduleComponent;
     if(moduleID != null) {
       moduleComponent.setActive(false);
@@ -79,8 +84,8 @@ private ModuleHandler(ModuleComponent moduleComponent, ModuleID moduleID) {
     }
   }
 
-  public static ModuleHandler build(ModuleComponent moduleComponent, ModuleID moduleID) {
-    ModuleHandler handler = new ModuleHandler(moduleComponent, moduleID);
+  public static ModuleHandler build(HomeComponent homeComponent, ModuleComponent moduleComponent, ModuleID moduleID) {
+    ModuleHandler handler = new ModuleHandler(homeComponent, moduleComponent, moduleID);
     handler.thread = new Thread(handler);
     handler.thread.setDaemon(true);
     handler.thread.start();
@@ -141,14 +146,19 @@ public void setModuleBin(String moduleBin) {
         processBuilder.redirectErrorStream(true);
 
         try {
+          if(moduleID.hasTunnel() && tunnel != null && tunnel.isEnabled())
+            tunnel.spinUp();
+
           Process process = processBuilder.start();
           currentProcess.set(process);
 
           moduleComponent.setActive(true);
+          homeComponent.notifyModuleStateChange(moduleID, true);
           for(JButton button : enabledButtonsOnLivingProcess)
             button.setEnabled(true);
           for(JButton button : enabledButtonsOnDyingProcess)
             button.setEnabled(false);
+          moduleComponent.putLine("Starting module...");
 
           try(BufferedReader streamReader = new BufferedReader(
               new InputStreamReader(process.getInputStream()))) {
@@ -163,10 +173,15 @@ public void setModuleBin(String moduleBin) {
         } finally {
           go.set(false);
           moduleComponent.setActive(false);
+          homeComponent.notifyModuleStateChange(moduleID, false);
           for(JButton button : enabledButtonsOnDyingProcess)
             button.setEnabled(true);
           for(JButton button : enabledButtonsOnLivingProcess)
             button.setEnabled(false);
+          moduleComponent.putLine("Module terminated.");
+
+          if(moduleID.hasTunnel() && tunnel != null)
+            tunnel.spinDown();
         }
       }
     } catch(InterruptedException e) { }
@@ -205,4 +220,8 @@ public void addButtonToEnableOnLivingProcess(JButton button) {
   public void addButtonToEnableOnDyingProcess(JButton button) {
     enabledButtonsOnDyingProcess.add(button);
   }
+
+  public void setTunnel(Tunnel tunnel) {
+    this.tunnel = tunnel;
+  }
 }

src/main/java/edu/uco/cs/v2c/poc/control/TunnelConfigAction.java

@@ -0,0 +1,52 @@
+package edu.uco.cs.v2c.poc.control;
+
+import java.awt.event.ActionEvent;
+import java.io.File;
+
+import edu.uco.cs.v2c.poc.net.Tunnel;
+import edu.uco.cs.v2c.poc.ui.TunnelConfigFrame;
+
+public class TunnelConfigAction extends ModuleAction {
+
+  private Tunnel tunnel = null;
+  private TunnelConfigFrame tunnelConfigFrame = null;
+
+  public TunnelConfigAction(ModuleHandler handler, Tunnel tunnel) {
+    super(handler);
+    this.tunnel = tunnel;
+  }
+
+  @Override public void actionPerformed(ActionEvent e) {
+    if(tunnelConfigFrame == null)
+      tunnelConfigFrame = new TunnelConfigFrame(this);
+    tunnelConfigFrame.setVisible(true);
+  }
+
+  public boolean onConfigUpdate(String localPort, String remoteHost, String remotePort,
+      String internalHost, String internalPort, String username,
+      String keyfilePath, String keyfilePassword) {
+
+    try {
+      int lPort = Integer.parseInt(localPort);
+      int iPort = Integer.parseInt(internalPort);
+      int rPort = Integer.parseInt(remotePort);
+
+      tunnel.setLocalPort(lPort)
+          .setRemoteHost(remoteHost)
+          .setRemotePort(rPort)
+          .setInternalHost(internalHost)
+          .setInternalPort(iPort)
+          .setKeyfile(keyfilePath, keyfilePassword.isBlank() ? null : keyfilePassword);
+
+      return true;
+
+    } catch(Exception e) { }
+
+    return false;
+  }
+
+  public void setEnabled(boolean enabled) {
+    tunnel.setEnabled(enabled);
+  }
+
+}