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|
import java.util.*;
import java.net.*;
import java.awt.*;
import javax.swing.*;
import javax.swing.border.*;
import javax.swing.plaf.*;
import java.awt.event.*;
import java.io.*;
import java.math.*;
import snmp.*;
/*
* snmpgetnext.java
*
* Created on 11 mars 2011, 21:24
*
* To change this template, choose Tools | Template Manager
* and open the template in the editor.
*/
/**
*
* @author Administrateur
*/
public class snmpgetnext extends JFrame
implements ActionListener, Runnable {
JButton getDataButton, getTreewalkDataButton, setValueButton;
JButton clearButton;
JTextArea messagesArea;
JScrollPane messagesScroll;
JTextField hostIDField, communityField, OIDField, valueField;
JLabel authorLabel, hostIDLabel, communityLabel, OIDLabel, valueLabel;
JComboBox valueTypeBox;
MenuBar theMenubar;
Menu fileMenu;
MenuItem quitItem;
Thread treewalkThread;
SNMPv1CommunicationInterface comInterface;
String community;
InetAddress hostAddress;
int version;
private class WindowCloseAdapter extends WindowAdapter
{
public void windowClosing(WindowEvent e)
{
System.exit(0);
}
};
private void setUpDisplay()
{
this.setTitle("SNMP Inquisitor");
this.getRootPane().setBorder(new BevelBorder(BevelBorder.RAISED));
// set fonts to smaller-than-normal size, for compaction!
UIManager manager = new UIManager();
FontUIResource appFont = new FontUIResource("SansSerif", Font.PLAIN, 10);
UIDefaults defaults = manager.getLookAndFeelDefaults();
Enumeration keys = defaults.keys();
while (keys.hasMoreElements())
{
String nextKey = (String)(keys.nextElement());
if ((nextKey.indexOf("font") > -1) || (nextKey.indexOf("Font") > -1))
{
manager.put(nextKey, appFont);
}
}
// add WindowCloseAdapter to catch window close-box closings
addWindowListener(new WindowCloseAdapter());
theMenubar = new MenuBar();
this.setMenuBar(theMenubar);
fileMenu = new Menu("File");
quitItem = new MenuItem("Quit");
quitItem.setActionCommand("quit");
quitItem.addActionListener(this);
fileMenu.add(quitItem);
theMenubar.add(fileMenu);
hostIDLabel = new JLabel("Device address:");
hostIDField = new JTextField(20);
hostIDField.setText("10.0.1.1");
hostIDField.setEditable(true);
OIDLabel = new JLabel("OID:");
OIDField = new JTextField(20);
OIDField.setEditable(true);
valueLabel = new JLabel("Value (for Set):");
valueField = new JTextField(20);
valueField.setEditable(true);
communityLabel = new JLabel("Community:");
communityField = new JTextField(20);
communityField.setText("public");
communityField.setEditable(true);
authorLabel = new JLabel(" Version 1.1 J. Sevy, January 2001 ");
authorLabel.setFont(new Font("SansSerif", Font.ITALIC, 8));
getDataButton = new JButton("Get OID value");
getDataButton.setActionCommand("get data");
getDataButton.addActionListener(this);
setValueButton = new JButton("Set OID value");
setValueButton.setActionCommand("set value");
setValueButton.addActionListener(this);
getTreewalkDataButton = new JButton("Get all OID values");
getTreewalkDataButton.setActionCommand("get treewalk data");
getTreewalkDataButton.addActionListener(this);
clearButton = new JButton("Clear responses");
clearButton.setActionCommand("clear messages");
clearButton.addActionListener(this);
messagesArea = new JTextArea(10,60);
messagesScroll = new JScrollPane(messagesArea);
valueTypeBox = new JComboBox();
valueTypeBox.addItem("SNMPInteger");
valueTypeBox.addItem("SNMPCounter32");
valueTypeBox.addItem("SNMPCounter64");
valueTypeBox.addItem("SNMPGauge32");
valueTypeBox.addItem("SNMPOctetString");
valueTypeBox.addItem("SNMPIPAddress");
valueTypeBox.addItem("SNMPNSAPAddress");
valueTypeBox.addItem("SNMPObjectIdentifier");
valueTypeBox.addItem("SNMPTimeTicks");
valueTypeBox.addItem("SNMPUInteger32");
// now set up display
// set params for layout manager
GridBagLayout theLayout = new GridBagLayout();
GridBagConstraints c = new GridBagConstraints();
c.gridwidth = 1;
c.gridheight = 1;
c.fill = GridBagConstraints.NONE;
c.ipadx = 0;
c.ipady = 0;
c.insets = new Insets(2,2,2,2);
c.anchor = GridBagConstraints.CENTER;
c.weightx = 0;
c.weighty = 0;
JPanel buttonPanel = new JPanel();
buttonPanel.setLayout(theLayout);
c.gridx = 1;
c.gridy = 1;
theLayout.setConstraints(getDataButton, c);
buttonPanel.add(getDataButton);
c.gridx = 2;
c.gridy = 1;
theLayout.setConstraints(getTreewalkDataButton, c);
buttonPanel.add(getTreewalkDataButton);
c.gridx = 3;
c.gridy = 1;
theLayout.setConstraints(setValueButton, c);
buttonPanel.add(setValueButton);
JPanel hostPanel = new JPanel();
hostPanel.setLayout(theLayout);
c.gridx = 1;
c.gridy = 1;
theLayout.setConstraints(hostIDLabel, c);
hostPanel.add(hostIDLabel);
c.gridx = 2;
c.gridy = 1;
theLayout.setConstraints(hostIDField, c);
hostPanel.add(hostIDField);
c.gridx = 1;
c.gridy = 2;
theLayout.setConstraints(communityLabel, c);
hostPanel.add(communityLabel);
c.gridx = 2;
c.gridy = 2;
theLayout.setConstraints(communityField, c);
hostPanel.add(communityField);
JPanel oidPanel = new JPanel();
oidPanel.setLayout(theLayout);
c.gridx = 1;
c.gridy = 1;
theLayout.setConstraints(OIDLabel, c);
oidPanel.add(OIDLabel);
c.gridx = 2;
c.gridy = 1;
theLayout.setConstraints(OIDField, c);
oidPanel.add(OIDField);
c.gridx = 1;
c.gridy = 2;
theLayout.setConstraints(valueLabel, c);
oidPanel.add(valueLabel);
c.gridx = 2;
c.gridy = 2;
theLayout.setConstraints(valueField, c);
oidPanel.add(valueField);
c.gridx = 3;
c.gridy = 2;
theLayout.setConstraints(valueTypeBox, c);
oidPanel.add(valueTypeBox);
c.gridwidth = 1;
c.anchor = GridBagConstraints.CENTER;
JPanel messagesPanel = new JPanel();
messagesPanel.setLayout(theLayout);
c.gridx = 1;
c.gridy = 1;
c.anchor = GridBagConstraints.WEST;
JLabel messagesLabel = new JLabel("Responses:");
theLayout.setConstraints(messagesLabel, c);
messagesPanel.add(messagesLabel);
c.gridx = 2;
c.gridy = 1;
c.anchor = GridBagConstraints.EAST;
theLayout.setConstraints(clearButton, c);
messagesPanel.add(clearButton);
c.fill = GridBagConstraints.BOTH;
c.gridx = 1;
c.gridy = 2;
c.gridwidth = 2;
c.weightx = .5;
c.weighty = .5;
c.anchor = GridBagConstraints.CENTER;
theLayout.setConstraints(messagesScroll, c);
messagesPanel.add(messagesScroll);
c.gridwidth = 1;
c.weightx = 0;
c.weighty = 0;
this.getContentPane().setLayout(theLayout);
c.gridx = 1;
c.gridy = 1;
theLayout.setConstraints(hostPanel, c);
this.getContentPane().add(hostPanel);
c.gridx = 1;
c.gridy = 2;
theLayout.setConstraints(oidPanel, c);
this.getContentPane().add(oidPanel);
c.gridx = 1;
c.gridy = 3;
theLayout.setConstraints(buttonPanel, c);
this.getContentPane().add(buttonPanel);
c.fill = GridBagConstraints.BOTH;
c.gridx = 1;
c.gridy = 4;
c.weightx = .5;
c.weighty = .5;
theLayout.setConstraints(messagesPanel, c);
this.getContentPane().add(messagesPanel);
c.fill = GridBagConstraints.NONE;
c.gridx = 1;
c.gridy = 5;
c.weightx = 0;
c.weighty = 0;
theLayout.setConstraints(authorLabel, c);
this.getContentPane().add(authorLabel);
}
/** Creates a new instance of snmpgetnext */
public snmpgetnext() {
treewalkThread = new Thread(this);
setUpDisplay();
}
public void actionPerformed(ActionEvent theEvent) {
String command = theEvent.getActionCommand();
if (command == "quit")
{
System.exit(0);
}
if (command == "clear messages")
{
messagesArea.setText("");
}
if (command == "get data")
{
try
{
String community = communityField.getText();
int version = 0; // SNMPv1
InetAddress hostAddress = InetAddress.getByName(hostIDField.getText());
SNMPv1CommunicationInterface comInterface = new SNMPv1CommunicationInterface(version, hostAddress, community);
StringTokenizer st = new StringTokenizer(OIDField.getText(), " ,;");
while (st.hasMoreTokens())
{
String itemID = st.nextToken();
SNMPVarBindList newVars = comInterface.getMIBEntry(itemID);
SNMPSequence pair = (SNMPSequence)(newVars.getSNMPObjectAt(0));
SNMPObjectIdentifier snmpOID = (SNMPObjectIdentifier)pair.getSNMPObjectAt(0);
SNMPObject snmpValue = pair.getSNMPObjectAt(1);
String typeString = snmpValue.getClass().getName();
if (typeString.equals("snmp.SNMPOctetString"))
{
String snmpString = snmpValue.toString();
// truncate at first null character
int nullLocation = snmpString.indexOf('\0');
if (nullLocation >= 0)
snmpString = snmpString.substring(0,nullLocation);
messagesArea.append("OID: " + snmpOID + " type: " + typeString + " value: " + snmpString);
messagesArea.append(" (hex: " + ((SNMPOctetString)snmpValue).toHexString() + ")\n");
}
else
{
messagesArea.append("OID: " + snmpOID + " type: " + typeString + " value: " + snmpValue);
messagesArea.append("\n");
}
}
}
catch(InterruptedIOException e)
{
messagesArea.append("Interrupted during retrieval: " + e + "\n");
}
catch(Exception e)
{
messagesArea.append("Exception during retrieval: " + e + "\n");
}
}
if (command == "set value")
{
try
{
String community = communityField.getText();
int version = 0; // SNMPv1
InetAddress hostAddress = InetAddress.getByName(hostIDField.getText());
SNMPv1CommunicationInterface comInterface = new SNMPv1CommunicationInterface(version, hostAddress, community);
String itemID = OIDField.getText();
String valueString = valueField.getText();
String valueTypeString = (String)valueTypeBox.getSelectedItem();
valueTypeString = "snmp." + valueTypeString;
SNMPObject itemValue;
Class valueClass = Class.forName(valueTypeString);
itemValue = (SNMPObject)valueClass.newInstance();
itemValue.setValue(valueString);
SNMPVarBindList newVars = comInterface.setMIBEntry(itemID, itemValue);
SNMPSequence pair = (SNMPSequence)(newVars.getSNMPObjectAt(0));
SNMPObjectIdentifier snmpOID = (SNMPObjectIdentifier)pair.getSNMPObjectAt(0);
SNMPObject snmpValue = pair.getSNMPObjectAt(1);
String typeString = snmpValue.getClass().getName();
messagesArea.append("OID: " + snmpOID + " type: " + typeString + " value: " + snmpValue);
if (typeString.equals("snmp.SNMPOctetString"))
messagesArea.append(" (hex: " + ((SNMPOctetString)snmpValue).toHexString() + ")\n");
else
messagesArea.append("\n");
}
catch(InterruptedIOException e)
{
messagesArea.append("Interrupted during retrieval: " + e + "\n");
}
catch(Exception e)
{
messagesArea.append("Exception during retrieval: " + e + "\n");
}
}
if (command == "get treewalk data")
{
if (!treewalkThread.isAlive())
{
treewalkThread = new Thread(this);
treewalkThread.start();
getTreewalkDataButton.setText("Stop OID retrieval");
}
else
{
treewalkThread.interrupt();
}
}
}
public void run() {
try
{
String community = communityField.getText();
int version = 0; // SNMPv1
InetAddress hostAddress = InetAddress.getByName(hostIDField.getText());
SNMPv1CommunicationInterface comInterface = new SNMPv1CommunicationInterface(version, hostAddress, community);
//String itemID = "1.3.6.1.2.1.1.1.0"; // start with device name
String itemID = "";
String retrievedID = "1.3.6.1.2.1"; // start point
while (!Thread.interrupted() && !retrievedID.equals(itemID))
{
itemID = retrievedID;
SNMPVarBindList newVars = comInterface.getNextMIBEntry(itemID);
SNMPSequence pair = (SNMPSequence)(newVars.getSNMPObjectAt(0));
SNMPObjectIdentifier snmpOID = (SNMPObjectIdentifier)pair.getSNMPObjectAt(0);
SNMPObject snmpValue = pair.getSNMPObjectAt(1);
retrievedID = snmpOID.toString();
String typeString = snmpValue.getClass().getName();
if (typeString.equals("snmp.SNMPOctetString"))
{
String snmpString = snmpValue.toString();
// truncate at first null character
int nullLocation = snmpString.indexOf('\0');
if (nullLocation >= 0)
snmpString = snmpString.substring(0,nullLocation);
messagesArea.append("OID: " + snmpOID + " type: " + typeString + " value: " + snmpString);
messagesArea.append(" (hex: " + ((SNMPOctetString)snmpValue).toHexString() + ")\n");
}
else
{
messagesArea.append("OID: " + snmpOID + " type: " + typeString + " value: " + snmpValue);
messagesArea.append("\n");
}
}
}
catch(InterruptedIOException e)
{
messagesArea.append("Interrupted during retrieval: " + e + "\n");
}
catch(Exception e)
{
messagesArea.append("Exception during retrieval: " + e + "\n");
}
getTreewalkDataButton.setText("Get all OID values");
}
private String hexByte(byte b)
{
int pos = b;
if (pos < 0)
pos += 256;
String returnString = new String();
returnString += Integer.toHexString(pos/16);
returnString += Integer.toHexString(pos%16);
return returnString;
}
public static void main(String args[])
{
try
{
snmpgetnext theApp = new snmpgetnext();
theApp.pack();
theApp.setSize(600,500);
theApp.show();
}
catch (Exception e)
{}
}
} |
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