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on non-windows platforms: manually entering simulated gateway arp address

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+ minor updates: introduced network interface wrapper class , extending vis plugin, showing number of bytes forwarded between native and simulated network (not just number of packets)
This commit is contained in:
fros4943 2009-10-20 09:22:07 +00:00
parent 91579fbaab
commit 15c4cdaa3e
1 changed files with 95 additions and 103 deletions
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198
tools/cooja/apps/native_gateway/java/se/sics/cooja/plugins/NativeIPGateway.java
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@ -26,7 +26,7 @@
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE. * SUCH DAMAGE.
* *
* $Id: NativeIPGateway.java,v 1.9 2009/10/19 17:31:13 fros4943 Exp $ * $Id: NativeIPGateway.java,v 1.10 2009/10/20 09:22:07 fros4943 Exp $
*/ */
package se.sics.cooja.plugins; package se.sics.cooja.plugins;
@ -41,6 +41,7 @@ import java.awt.event.ItemEvent;
import java.awt.event.ItemListener; import java.awt.event.ItemListener;
import java.io.File; import java.io.File;
import java.io.IOException; import java.io.IOException;
import java.util.ArrayList;
import java.util.Collection; import java.util.Collection;
import java.util.Observable; import java.util.Observable;
import java.util.Observer; import java.util.Observer;
@ -52,13 +53,10 @@ import javax.swing.BoxLayout;
import javax.swing.JCheckBox; import javax.swing.JCheckBox;
import javax.swing.JComboBox; import javax.swing.JComboBox;
import javax.swing.JDialog; import javax.swing.JDialog;
import javax.swing.JInternalFrame;
import javax.swing.JLabel; import javax.swing.JLabel;
import javax.swing.JPanel; import javax.swing.JPanel;
import javax.swing.JProgressBar; import javax.swing.JProgressBar;
import javax.swing.JScrollPane; import javax.swing.JScrollPane;
import javax.swing.event.InternalFrameEvent;
import javax.swing.event.InternalFrameListener;
import jpcap.JpcapCaptor; import jpcap.JpcapCaptor;
import jpcap.JpcapSender; import jpcap.JpcapSender;
@ -72,9 +70,9 @@ import org.jdom.Element;
import se.sics.cooja.ClassDescription; import se.sics.cooja.ClassDescription;
import se.sics.cooja.GUI; import se.sics.cooja.GUI;
import se.sics.cooja.Mote; import se.sics.cooja.Mote;
import se.sics.cooja.Plugin;
import se.sics.cooja.PluginType; import se.sics.cooja.PluginType;
import se.sics.cooja.Simulation; import se.sics.cooja.Simulation;
import se.sics.cooja.VisPlugin;
import se.sics.cooja.GUI.RunnableInEDT; import se.sics.cooja.GUI.RunnableInEDT;
import se.sics.cooja.dialogs.CompileContiki; import se.sics.cooja.dialogs.CompileContiki;
import se.sics.cooja.dialogs.MessageList; import se.sics.cooja.dialogs.MessageList;
@ -82,10 +80,9 @@ import se.sics.cooja.interfaces.SerialPort;
@ClassDescription("Open Native IP Gateway") @ClassDescription("Open Native IP Gateway")
@PluginType(PluginType.MOTE_PLUGIN) @PluginType(PluginType.MOTE_PLUGIN)
public class NativeIPGateway implements Plugin { public class NativeIPGateway extends VisPlugin {
private static Logger logger = Logger.getLogger(NativeIPGateway.class);
private static final long serialVersionUID = 1L; private static final long serialVersionUID = 1L;
private static Logger logger = Logger.getLogger(NativeIPGateway.class);
private final static int IP_HEADER_LEN = 20; private final static int IP_HEADER_LEN = 20;
@ -97,16 +94,14 @@ public class NativeIPGateway implements Plugin {
private final static int LABEL_WIDTH = 170; private final static int LABEL_WIDTH = 170;
private final static int LABEL_HEIGHT = 20; private final static int LABEL_HEIGHT = 20;
private Object coojaTag = null; /* Used by Cooja for book-keeping */
private Mote mote; private Mote mote;
private SerialPort serialPort = null; private SerialPort serialPort = null;
private boolean registeredGateway = false; private boolean registeredGateway = false;
private NetworkInterface[] networkInterfacesAll; private ArrayList<NetworkInterfaceW> networkInterfacesAll;
private NetworkInterface networkInterface = null; private NetworkInterfaceW networkInterface = null;
private NetworkInterface loopbackInterface = null; private NetworkInterfaceW loopbackInterface = null;
private Thread captureThread = null; private Thread captureThread = null;
private JpcapCaptor captor = null; private JpcapCaptor captor = null;
private JpcapSender sender = null; private JpcapSender sender = null;
@ -116,8 +111,8 @@ public class NativeIPGateway implements Plugin {
private boolean shutdownCaptureThread = false; private boolean shutdownCaptureThread = false;
private int inPkts = 0, outPkts = 0; private int inPkts = 0, outPkts = 0;
private int inBytes = 0, outBytes = 0;
private JInternalFrame pluginGUI = null;
private JLabel gatewayLabel = null; private JLabel gatewayLabel = null;
private JLabel interfaceLabel = null; private JLabel interfaceLabel = null;
private JLabel macLabel = null; private JLabel macLabel = null;
@ -144,6 +139,7 @@ public class NativeIPGateway implements Plugin {
private byte[] readSlipBuffer = new byte[READ_SLIP_BUFFER_SIZE]; private byte[] readSlipBuffer = new byte[READ_SLIP_BUFFER_SIZE];
public NativeIPGateway(Mote mote, Simulation simulation, final GUI gui) { public NativeIPGateway(Mote mote, Simulation simulation, final GUI gui) {
super("Native IP Gateway (" + mote + ")", gui, false);
this.mote = mote; this.mote = mote;
/* Native OS - plugin depends on platform specific commands */ /* Native OS - plugin depends on platform specific commands */
@ -209,23 +205,30 @@ public class NativeIPGateway implements Plugin {
configureLoopbackInterface(); configureLoopbackInterface();
/* Network interfaces list */ /* Network interfaces list */
networkInterfacesAll = JpcapCaptor.getDeviceList(); NetworkInterface[] intfs = JpcapCaptor.getDeviceList();
if (networkInterfacesAll == null || networkInterfacesAll.length == 0) { if (intfs == null || intfs.length == 0) {
throw new RuntimeException("No network interfaces found"); throw new RuntimeException("No network interfaces found");
} }
networkInterfacesAll = new ArrayList<NetworkInterfaceW>();
for (NetworkInterface i: intfs) {
networkInterfacesAll.add(new NetworkInterfaceW(i));
}
selectNICComboBox = new JComboBox(); selectNICComboBox = new JComboBox();
NetworkInterface tunnelInterface = null; NetworkInterfaceW tunnelInterface = null;
for (NetworkInterface intf : networkInterfacesAll) { for (NetworkInterfaceW intf : networkInterfacesAll) {
if (!ON_WINDOWS && intf.name.equals("lo")) { if (!ON_WINDOWS && intf.intf.name.equals("lo")) {
loopbackInterface = intf; loopbackInterface = intf;
} }
if ((intf.name != null && intf.name.equals("tap0")) || if (intf.intf.name != null && intf.intf.name.equals("tap0")) {
(intf.description != null && intf.description.contains("VMware Virtual Ethernet Adapter"))) { tunnelInterface = intf;
}
if (intf.intf.description != null && intf.intf.description.contains("VMware Virtual Ethernet Adapter")) {
tunnelInterface = intf; tunnelInterface = intf;
} }
selectNICComboBox.addItem(intf.description + " (" + intf.name + ")"); selectNICComboBox.addItem(intf);
} }
selectNICComboBox.addItemListener(new ItemListener() { selectNICComboBox.addItemListener(new ItemListener() {
public void itemStateChanged(ItemEvent e) { public void itemStateChanged(ItemEvent e) {
@ -234,51 +237,20 @@ public class NativeIPGateway implements Plugin {
} }
/* Detect selected network interface */ /* Detect selected network interface */
String descr = (String) ((JComboBox)e.getSource()).getSelectedItem(); NetworkInterfaceW intf =
NetworkInterface selected = null; (NetworkInterfaceW) ((JComboBox)e.getSource()).getSelectedItem();
for (NetworkInterface networkInterface2 : networkInterfacesAll) { if (networkInterface == intf) {
String label = networkInterface2.description + " (" + networkInterface2.name + ")"; /* Already selected */
if (label.equals(descr)) {
selected = networkInterface2;
break;
}
}
if (selected == null) {
logger.fatal("Unknown network interface: " + descr);
return; return;
} }
/* Activate network interface */ /* Activate network interface */
if (selected == networkInterface) { startCapturingPackets(intf);
return;
}
startCapturingPackets(selected);
} }
}); });
/* GUI components */ /* GUI components */
if (GUI.isVisualized()) { if (GUI.isVisualized()) {
pluginGUI = new JInternalFrame(
"Native IP Gateway (" + mote + ")",
true, true, true, true);
pluginGUI.addInternalFrameListener(new InternalFrameListener() {
public void internalFrameClosing(InternalFrameEvent e) {
gui.removePlugin(NativeIPGateway.this, true);
}
public void internalFrameClosed(InternalFrameEvent e) { }
public void internalFrameOpened(InternalFrameEvent e) { }
public void internalFrameIconified(InternalFrameEvent e) { }
public void internalFrameDeiconified(InternalFrameEvent e) { }
public void internalFrameActivated(InternalFrameEvent e) {
/* Highlight mote in COOJA */
if (NativeIPGateway.this.coojaTag != null && coojaTag instanceof Mote) {
gui.signalMoteHighlight((Mote) coojaTag);
}
}
public void internalFrameDeactivated(InternalFrameEvent e) { }
}
);
JPanel mainPane = new JPanel(); JPanel mainPane = new JPanel();
mainPane.setBorder(BorderFactory.createEmptyBorder(10, 10, 10, 10)); mainPane.setBorder(BorderFactory.createEmptyBorder(10, 10, 10, 10));
mainPane.setLayout(new BoxLayout(mainPane, BoxLayout.Y_AXIS)); mainPane.setLayout(new BoxLayout(mainPane, BoxLayout.Y_AXIS));
@ -289,37 +261,58 @@ public class NativeIPGateway implements Plugin {
addComponent(mainPane, "Route to/Capture on: ", selectNICComboBox); addComponent(mainPane, "Route to/Capture on: ", selectNICComboBox);
addComponent(mainPane, "Auto-register native route: ", autoRegisterRoutes); addComponent(mainPane, "Auto-register native route: ", autoRegisterRoutes);
addInfo(mainPane, "", ""); mainPane.add(Box.createVerticalStrut(10));
interfaceLabel = addInfo(mainPane, "Network Interface:", "?"); interfaceLabel = addInfo(mainPane, "Network Interface:", "?");
gatewayLabel = addInfo(mainPane, "Network Gateway:", "?"); gatewayLabel = addInfo(mainPane, "Network Gateway:", "?");
macLabel = addInfo(mainPane, "Network MAC: ", "?"); macLabel = addInfo(mainPane, "Network MAC: ", "?");
mainPane.add(Box.createVerticalStrut(10));
inLabel = addInfo(mainPane, "Packets to simulation:", "0"); inLabel = addInfo(mainPane, "Packets to simulation:", "0");
inLabel.setToolTipText(null); inLabel.setToolTipText(null);
outLabel = addInfo(mainPane, "Packets from simulation:", "0"); outLabel = addInfo(mainPane, "Packets from simulation:", "0");
outLabel.setToolTipText(null); outLabel.setToolTipText(null);
pluginGUI.getContentPane().add(BorderLayout.CENTER, getContentPane().add(BorderLayout.CENTER,
new JScrollPane(mainPane, new JScrollPane(mainPane,
JScrollPane.VERTICAL_SCROLLBAR_AS_NEEDED, JScrollPane.VERTICAL_SCROLLBAR_AS_NEEDED,
JScrollPane.HORIZONTAL_SCROLLBAR_AS_NEEDED)); JScrollPane.HORIZONTAL_SCROLLBAR_AS_NEEDED));
pluginGUI.pack(); pack();
pluginGUI.setSize(pluginGUI.getWidth()+10, pluginGUI.getHeight()+10); setSize(getWidth()+10, getHeight()+10);
} }
/* Start capturing network traffic for simulated network */ /* Start capturing network traffic for simulated network */
if (tunnelInterface != null) { if (tunnelInterface != null) {
startCapturingPackets(tunnelInterface); startCapturingPackets(tunnelInterface);
} else { } else {
startCapturingPackets(networkInterfacesAll[0]); startCapturingPackets(networkInterfacesAll.get(0));
} }
} }
public JInternalFrame getGUI() { /**
return pluginGUI; * Network Interface Wrapper
*/
private class NetworkInterfaceW {
NetworkInterface intf;
public NetworkInterfaceW(NetworkInterface intf) {
this.intf = intf;
}
public String toString() {
if (ON_WINDOWS && intf.name != null && intf.description != null) {
return intf.description + ": " + intf.name;
} else if (intf.name != null && intf.description != null) {
return intf.name + ": " + intf.description;
}
if (intf.name != null) {
return intf.name;
}
if (intf.description != null) {
return intf.description;
}
return "Unknown";
}
} }
private void startCapturingPackets(NetworkInterface intf) { private void startCapturingPackets(NetworkInterfaceW intf) {
/* Wait for old capture thread to exit */ /* Wait for old capture thread to exit */
if (captureThread != null && if (captureThread != null &&
captureThread.isAlive()) { captureThread.isAlive()) {
@ -341,7 +334,7 @@ public class NativeIPGateway implements Plugin {
/*logger.info("Capture thread started");*/ /*logger.info("Capture thread started");*/
try { try {
captor = JpcapCaptor.openDevice(networkInterface, 65535, true, 20); captor = JpcapCaptor.openDevice(networkInterface.intf, 65535, true, 20);
captor.setNonBlockingMode(false); captor.setNonBlockingMode(false);
captor.setPacketReadTimeout(20); captor.setPacketReadTimeout(20);
String[] ipSplit = moteIP.split("\\."); String[] ipSplit = moteIP.split("\\.");
@ -381,9 +374,9 @@ public class NativeIPGateway implements Plugin {
if (sender == null) { if (sender == null) {
if (loopbackInterface != null) { if (loopbackInterface != null) {
sender = JpcapSender.openDevice(loopbackInterface); sender = JpcapSender.openDevice(loopbackInterface.intf);
} else { } else {
sender = JpcapSender.openDevice(networkInterface); sender = JpcapSender.openDevice(networkInterface.intf);
} }
} }
} catch (IOException e) { } catch (IOException e) {
@ -396,7 +389,7 @@ public class NativeIPGateway implements Plugin {
} }
} }
System.arraycopy(networkInterface.mac_address, 0, networkInterfaceMAC, 0, 6); System.arraycopy(networkInterface.intf.mac_address, 0, networkInterfaceMAC, 0, 6);
if (autoRegisterRoutes.isSelected()) { if (autoRegisterRoutes.isSelected()) {
updateNativeRoute(); updateNativeRoute();
@ -404,11 +397,11 @@ public class NativeIPGateway implements Plugin {
/* Update GUI */ /* Update GUI */
if (GUI.isVisualized()) { if (GUI.isVisualized()) {
interfaceLabel.setText(networkInterface.description); interfaceLabel.setText("" + networkInterface);
interfaceLabel.setToolTipText(networkInterface.description); interfaceLabel.setToolTipText(networkInterface.intf.description);
if (networkInterface.addresses.length > 0) { if (networkInterface.intf.addresses.length > 0) {
gatewayLabel.setText(networkInterface.addresses[0].address.getHostAddress()); gatewayLabel.setText(networkInterface.intf.addresses[0].address.getHostAddress());
gatewayLabel.setToolTipText(networkInterface.addresses[0].address.getHostAddress()); gatewayLabel.setToolTipText(networkInterface.intf.addresses[0].address.getHostAddress());
} else { } else {
gatewayLabel.setText("[no gateway]"); gatewayLabel.setText("[no gateway]");
gatewayLabel.setToolTipText(""); gatewayLabel.setToolTipText("");
@ -426,7 +419,7 @@ public class NativeIPGateway implements Plugin {
":" + Integer.toHexString(networkInterfaceMAC[4]&0xFF) + ":" + Integer.toHexString(networkInterfaceMAC[4]&0xFF) +
":" + Integer.toHexString(networkInterfaceMAC[5]&0xFF)); ":" + Integer.toHexString(networkInterfaceMAC[5]&0xFF));
selectNICComboBox.setSelectedItem(networkInterface.description + " (" + networkInterface.name + ")"); selectNICComboBox.setSelectedItem(networkInterface);
} }
} }
@ -662,7 +655,7 @@ public class NativeIPGateway implements Plugin {
return; return;
} }
if (networkInterface.addresses.length <= 0) { if (networkInterface.intf.addresses.length <= 0) {
return; return;
} }
@ -678,8 +671,8 @@ public class NativeIPGateway implements Plugin {
/*logger.info("Deleting old route: '" + restoreRoutesCmd + "'");*/ /*logger.info("Deleting old route: '" + restoreRoutesCmd + "'");*/
try { try {
logger.info("> " + restoreRoutesCmd); logger.info("> " + restoreRoutesCmd);
Process routeProcess = Runtime.getRuntime().exec(restoreRoutesCmd); Process process = Runtime.getRuntime().exec(restoreRoutesCmd);
routeProcess.waitFor(); process.waitFor();
} catch (Exception e) { } catch (Exception e) {
logger.fatal("Error when updating native route: " + e.getMessage(), e); logger.fatal("Error when updating native route: " + e.getMessage(), e);
} }
@ -693,9 +686,9 @@ public class NativeIPGateway implements Plugin {
/*logger.info("Simulation IP net : " + moteNetIP);*/ /*logger.info("Simulation IP net : " + moteNetIP);*/
String gatewayIP = String gatewayIP =
(0xFF&networkInterface.addresses[0].address.getAddress()[0]) + "." + (0xFF&networkInterface.intf.addresses[0].address.getAddress()[0]) + "." +
(0xFF&networkInterface.addresses[0].address.getAddress()[1]) + "." + (0xFF&networkInterface.intf.addresses[0].address.getAddress()[1]) + "." +
(0xFF&networkInterface.addresses[0].address.getAddress()[2]) + "." + (0xFF&networkInterface.intf.addresses[0].address.getAddress()[2]) + "." +
"254"; /* Non-existing gateway - just make the packets go away */ "254"; /* Non-existing gateway - just make the packets go away */
/*logger.info("Gateway IP: " + gatewayIP);*/ /*logger.info("Gateway IP: " + gatewayIP);*/
@ -706,8 +699,8 @@ public class NativeIPGateway implements Plugin {
logger.info("Registering route to simulated network"); logger.info("Registering route to simulated network");
String cmd = "route add " + moteNetIP + " mask " + NETMASK + " " + gatewayIP; String cmd = "route add " + moteNetIP + " mask " + NETMASK + " " + gatewayIP;
logger.info("> " + cmd); logger.info("> " + cmd);
Process routeProcess = Runtime.getRuntime().exec(cmd); Process process = Runtime.getRuntime().exec(cmd);
routeProcess.waitFor(); process.waitFor();
restoreRoutesCmd = "route delete " + moteNetIP; restoreRoutesCmd = "route delete " + moteNetIP;
} catch (Exception e) { } catch (Exception e) {
logger.fatal("Error when adding route: " + e.getMessage(), e); logger.fatal("Error when adding route: " + e.getMessage(), e);
@ -722,9 +715,9 @@ public class NativeIPGateway implements Plugin {
/*logger.info("Simulation IP net : " + moteNetIP);*/ /*logger.info("Simulation IP net : " + moteNetIP);*/
String gatewayIP = String gatewayIP =
(0xFF&networkInterface.addresses[0].address.getAddress()[0]) + "." + (0xFF&networkInterface.intf.addresses[0].address.getAddress()[0]) + "." +
(0xFF&networkInterface.addresses[0].address.getAddress()[1]) + "." + (0xFF&networkInterface.intf.addresses[0].address.getAddress()[1]) + "." +
(0xFF&networkInterface.addresses[0].address.getAddress()[2]) + "." + (0xFF&networkInterface.intf.addresses[0].address.getAddress()[2]) + "." +
"2"; "2";
/*logger.info("Gateway IP: " + gatewayIP);*/ /*logger.info("Gateway IP: " + gatewayIP);*/
@ -742,6 +735,11 @@ public class NativeIPGateway implements Plugin {
logger.info("> " + cmd); logger.info("> " + cmd);
process = Runtime.getRuntime().exec(cmd); process = Runtime.getRuntime().exec(cmd);
process.waitFor(); process.waitFor();
cmd = "arp -s " + gatewayIP + " -Ds " + networkInterface.intf.name;
logger.info("> " + cmd);
process = Runtime.getRuntime().exec(cmd);
process.waitFor();
} catch (Exception e) { } catch (Exception e) {
logger.fatal("Error when adding route: " + e.getMessage(), e); logger.fatal("Error when adding route: " + e.getMessage(), e);
} }
@ -768,10 +766,11 @@ public class NativeIPGateway implements Plugin {
writeAsSlip(packetData, serialPort); writeAsSlip(packetData, serialPort);
inPkts++; inPkts++;
inBytes += packet.len;
/* Update GUI */ /* Update GUI */
if (GUI.isVisualized()) { if (GUI.isVisualized()) {
inLabel.setText("" + inPkts); inLabel.setText(inPkts + " (" + inBytes + " bytes)");
} }
} }
@ -819,10 +818,11 @@ public class NativeIPGateway implements Plugin {
/*logger.info("Sending packet (" + packet.len + " bytes) to native network: " + sender);*/ /*logger.info("Sending packet (" + packet.len + " bytes) to native network: " + sender);*/
sender.sendPacket(packet); sender.sendPacket(packet);
outPkts++; outPkts++;
outBytes += packet.len;
/* Update GUI */ /* Update GUI */
if (GUI.isVisualized()) { if (GUI.isVisualized()) {
outLabel.setText("" + outPkts); outLabel.setText(outPkts + " (" + outBytes + " bytes)");
} }
} }
@ -936,8 +936,8 @@ public class NativeIPGateway implements Plugin {
for (Element element : configXML) { for (Element element : configXML) {
if (element.getName().equals("network_interface")) { if (element.getName().equals("network_interface")) {
boolean ok = false; boolean ok = false;
for (NetworkInterface intf: networkInterfacesAll) { for (NetworkInterfaceW intf: networkInterfacesAll) {
if (intf.name.equals(element.getText())) { if (intf.intf.name.equals(element.getText())) {
startCapturingPackets(intf); startCapturingPackets(intf);
ok = true; ok = true;
break; break;
@ -945,7 +945,7 @@ public class NativeIPGateway implements Plugin {
} }
if (!ok) { if (!ok) {
logger.warn("Network interface not available: " + element.getText()); logger.warn("Network interface not available: " + element.getText());
logger.warn("Instead capturing on default network interface: " + networkInterface.name); logger.warn("Instead capturing on default network interface: " + networkInterface);
} }
} else if (element.getName().equals("register_routes")) { } else if (element.getName().equals("register_routes")) {
autoRegisterRoutes.setSelected(Boolean.parseBoolean(element.getText())); autoRegisterRoutes.setSelected(Boolean.parseBoolean(element.getText()));
@ -962,7 +962,7 @@ public class NativeIPGateway implements Plugin {
Element element; Element element;
element = new Element("network_interface"); element = new Element("network_interface");
element.setText(networkInterface.name); element.setText(networkInterface.intf.name);
config.add(element); config.add(element);
element = new Element("register_routes"); element = new Element("register_routes");
@ -990,8 +990,8 @@ public class NativeIPGateway implements Plugin {
/*logger.info("Deleting old route: '" + restoreRoutesCmd + "'");*/ /*logger.info("Deleting old route: '" + restoreRoutesCmd + "'");*/
try { try {
logger.info("> " + restoreRoutesCmd); logger.info("> " + restoreRoutesCmd);
Process routeProcess = Runtime.getRuntime().exec(restoreRoutesCmd); Process process = Runtime.getRuntime().exec(restoreRoutesCmd);
routeProcess.waitFor(); process.waitFor();
} catch (Exception e) { } catch (Exception e) {
logger.fatal("Error when deleting route: " + e.getMessage(), e); logger.fatal("Error when deleting route: " + e.getMessage(), e);
} }
@ -1006,12 +1006,4 @@ public class NativeIPGateway implements Plugin {
} }
} }
public void tagWithObject(Object tag) {
this.coojaTag = tag;
}
public Object getTag() {
return coojaTag;
}
} }