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1
29
30
31
32 import java.util.*;
33 import java.net.*;
34 import java.awt.*;
35 import javax.swing.*;
36 import javax.swing.border.*;
37 import javax.swing.plaf.*;
38 import java.awt.event.*;
39 import java.io.*;
40 import snmp.*;
41
42
43
44
45 public class SNMPInquisitor extends JFrame
46 implements ActionListener, Runnable 
47 {
48
49 JButton getDataButton, getTreewalkDataButton, getTableButton, getNextButton, setValueButton;
50 JButton clearButton;
51 JTextArea messagesArea;
52 JScrollPane messagesScroll;
53 JTextField hostIDField, communityField, OIDField, valueField;
54 JLabel authorLabel, hostIDLabel, communityLabel, OIDLabel, valueLabel;
55 JComboBox valueTypeBox;
56
57 MenuBar theMenubar;
58 Menu fileMenu;
59 MenuItem aboutItem, quitItem;
60
61 Thread treewalkThread;
62
63 SNMPv1CommunicationInterface comInterface;
64 String community;
65 InetAddress hostAddress;
66 int version;
67
68
69 private class WindowCloseAdapter extends WindowAdapter
71 {
72 public void windowClosing(WindowEvent e)
73 {
74 System.exit(0);
75 }
76 };
77
78
79 public SNMPInquisitor()
80 {
81 treewalkThread = new Thread (this);
82
83 setUpDisplay();
84
85 }
86
87
88
89 private void setUpDisplay()
90 {
91
92
93 this.setTitle("SNMP Inquisitor");
94
95 this.getRootPane().setBorder(new BevelBorder(BevelBorder.RAISED));
96
97
112
113 addWindowListener(new WindowCloseAdapter());
115
116
117 theMenubar = new MenuBar();
118 this.setMenuBar(theMenubar);
119 fileMenu = new Menu("File");
120
121 aboutItem = new MenuItem("About...");
122 aboutItem.setActionCommand("about");
123 aboutItem.addActionListener(this);
124 fileMenu.add(aboutItem);
125
126 fileMenu.addSeparator();
127
128 quitItem = new MenuItem("Quit");
129 quitItem.setActionCommand("quit");
130 quitItem.addActionListener(this);
131 fileMenu.add(quitItem);
132
133 theMenubar.add(fileMenu);
134
135
136 hostIDLabel = new JLabel("Device address:");
137 hostIDField = new JTextField(20);
138 hostIDField.setText("10.0.1.1");
139 hostIDField.setEditable(true);
140
141 OIDLabel = new JLabel("OID:");
142 OIDField = new JTextField(20);
143 OIDField.setEditable(true);
144
145 valueLabel = new JLabel("Value (for Set):");
146 valueField = new JTextField(20);
147 valueField.setEditable(true);
148
149 communityLabel = new JLabel("Community:");
150 communityField = new JTextField(20);
151 communityField.setText("public");
152 communityField.setEditable(true);
153
154 authorLabel = new JLabel(" Version 1.1 J. Sevy, January 2001 ");
155 authorLabel.setFont(new Font("SansSerif", Font.ITALIC, 8));
156
157
158 getDataButton = new JButton("Get OID value");
159 getDataButton.setActionCommand("get data");
160 getDataButton.addActionListener(this);
161
162 setValueButton = new JButton("Set OID value");
163 setValueButton.setActionCommand("set value");
164 setValueButton.addActionListener(this);
165
166 getTableButton = new JButton("Get table");
167 getTableButton.setActionCommand("get table");
168 getTableButton.addActionListener(this);
169
170 getNextButton = new JButton("Get next OID value");
171 getNextButton.setActionCommand("get next");
172 getNextButton.addActionListener(this);
173
174 getTreewalkDataButton = new JButton("Get all OID values");
175 getTreewalkDataButton.setActionCommand("get treewalk data");
176 getTreewalkDataButton.addActionListener(this);
177
178 clearButton = new JButton("Clear responses");
179 clearButton.setActionCommand("clear messages");
180 clearButton.addActionListener(this);
181
182 messagesArea = new JTextArea(10,60);
183 messagesScroll = new JScrollPane(messagesArea);
184
185 valueTypeBox = new JComboBox();
186 valueTypeBox.addItem("SNMPInteger");
187 valueTypeBox.addItem("SNMPCounter32");
188 valueTypeBox.addItem("SNMPCounter64");
189 valueTypeBox.addItem("SNMPGauge32");
190 valueTypeBox.addItem("SNMPOctetString");
191 valueTypeBox.addItem("SNMPIPAddress");
192 valueTypeBox.addItem("SNMPNSAPAddress");
193 valueTypeBox.addItem("SNMPObjectIdentifier");
194 valueTypeBox.addItem("SNMPTimeTicks");
195 valueTypeBox.addItem("SNMPUInteger32");
196
197
198
199
201 GridBagLayout theLayout = new GridBagLayout();
203 GridBagConstraints c = new GridBagConstraints();
204
205 c.gridwidth = 1;
206 c.gridheight = 1;
207 c.fill = GridBagConstraints.NONE;
208 c.ipadx = 0;
209 c.ipady = 0;
210 c.insets = new Insets(2,2,2,2);
211 c.anchor = GridBagConstraints.CENTER;
212 c.weightx = 0;
213 c.weighty = 0;
214
215
216 JPanel buttonPanel = new JPanel();
217 buttonPanel.setLayout(theLayout);
218
219 c.gridx = 1;
220 c.gridy = 1;
221 theLayout.setConstraints(getDataButton, c);
222 buttonPanel.add(getDataButton);
223
224 c.gridx = 2;
225 c.gridy = 1;
226 theLayout.setConstraints(getNextButton, c);
227 buttonPanel.add(getNextButton);
228
229 c.gridx = 3;
230 c.gridy = 1;
231 theLayout.setConstraints(getTableButton, c);
232 buttonPanel.add(getTableButton);
233
234 c.gridx = 4;
235 c.gridy = 1;
236 theLayout.setConstraints(getTreewalkDataButton, c);
237 buttonPanel.add(getTreewalkDataButton);
238
239 c.gridx = 5;
240 c.gridy = 1;
241 theLayout.setConstraints(setValueButton, c);
242 buttonPanel.add(setValueButton);
243
244
245 JPanel hostPanel = new JPanel();
246 hostPanel.setLayout(theLayout);
247
248 c.gridx = 1;
249 c.gridy = 1;
250 theLayout.setConstraints(hostIDLabel, c);
251 hostPanel.add(hostIDLabel);
252
253 c.gridx = 2;
254 c.gridy = 1;
255 theLayout.setConstraints(hostIDField, c);
256 hostPanel.add(hostIDField);
257
258 c.gridx = 1;
259 c.gridy = 2;
260 theLayout.setConstraints(communityLabel, c);
261 hostPanel.add(communityLabel);
262
263 c.gridx = 2;
264 c.gridy = 2;
265 theLayout.setConstraints(communityField, c);
266 hostPanel.add(communityField);
267
268
269
270 JPanel oidPanel = new JPanel();
271 oidPanel.setLayout(theLayout);
272
273 c.gridx = 1;
274 c.gridy = 1;
275 theLayout.setConstraints(OIDLabel, c);
276 oidPanel.add(OIDLabel);
277
278 c.gridx = 2;
279 c.gridy = 1;
280 theLayout.setConstraints(OIDField, c);
281 oidPanel.add(OIDField);
282
283 c.gridx = 1;
284 c.gridy = 2;
285 theLayout.setConstraints(valueLabel, c);
286 oidPanel.add(valueLabel);
287
288 c.gridx = 2;
289 c.gridy = 2;
290 theLayout.setConstraints(valueField, c);
291 oidPanel.add(valueField);
292
293 c.gridx = 3;
294 c.gridy = 2;
295 theLayout.setConstraints(valueTypeBox, c);
296 oidPanel.add(valueTypeBox);
297
298
299 c.gridwidth = 1;
300 c.anchor = GridBagConstraints.CENTER;
301
302
303
304 JPanel messagesPanel = new JPanel();
305 messagesPanel.setLayout(theLayout);
306
307 c.gridx = 1;
308 c.gridy = 1;
309 c.anchor = GridBagConstraints.WEST;
310 JLabel messagesLabel = new JLabel("Responses:");
311 theLayout.setConstraints(messagesLabel, c);
312 messagesPanel.add(messagesLabel);
313
314 c.gridx = 2;
315 c.gridy = 1;
316 c.anchor = GridBagConstraints.EAST;
317 theLayout.setConstraints(clearButton, c);
318 messagesPanel.add(clearButton);
319
320 c.fill = GridBagConstraints.BOTH;
321 c.gridx = 1;
322 c.gridy = 2;
323 c.gridwidth = 2;
324 c.weightx = .5;
325 c.weighty = .5;
326 c.anchor = GridBagConstraints.CENTER;
327 theLayout.setConstraints(messagesScroll, c);
328 messagesPanel.add(messagesScroll);
329
330
331 c.gridwidth = 1;
332 c.weightx = 0;
333 c.weighty = 0;
334
335
336
337 this.getContentPane().setLayout(theLayout);
338
339
340 c.gridx = 1;
341 c.gridy = 1;
342 theLayout.setConstraints(hostPanel, c);
343 this.getContentPane().add(hostPanel);
344
345 c.gridx = 1;
346 c.gridy = 2;
347 theLayout.setConstraints(oidPanel, c);
348 this.getContentPane().add(oidPanel);
349
350 c.gridx = 1;
351 c.gridy = 3;
352 theLayout.setConstraints(buttonPanel, c);
353 this.getContentPane().add(buttonPanel);
354
355 c.fill = GridBagConstraints.BOTH;
356 c.gridx = 1;
357 c.gridy = 4;
358 c.weightx = .5;
359 c.weighty = .5;
360 theLayout.setConstraints(messagesPanel, c);
361 this.getContentPane().add(messagesPanel);
362
363 c.fill = GridBagConstraints.NONE;
364 c.gridx = 1;
365 c.gridy = 5;
366 c.weightx = 0;
367 c.weighty = 0;
368 theLayout.setConstraints(authorLabel, c);
369 this.getContentPane().add(authorLabel);
370
371
372 }
373
374
375
376
377
378 public void actionPerformed(ActionEvent theEvent)
379 {
381 String command = theEvent.getActionCommand();
382
383
384 if (command == "quit")
385 {
386 System.exit(0);
387 }
388
389
390
391 if (command == "clear messages")
392 {
393 messagesArea.setText("");
394 }
395
396
397
398 if (command == "about")
399 {
400 AboutDialog aboutDialog = new AboutDialog(this);
401 }
402
403
404
405 if (command == "get data")
406 {
407 try
408 {
409
410 String community = communityField.getText();
411 int version = 0; InetAddress hostAddress = InetAddress.getByName(hostIDField.getText());
413 SNMPv1CommunicationInterface comInterface = new SNMPv1CommunicationInterface(version, hostAddress, community);
414
415 StringTokenizer st = new StringTokenizer(OIDField.getText(), " ,;");
416
417 while (st.hasMoreTokens())
418 {
419 String itemID = st.nextToken();
420 SNMPVarBindList newVars = comInterface.getMIBEntry(itemID);
421 SNMPSequence pair = (SNMPSequence)(newVars.getSNMPObjectAt(0));
422 SNMPObjectIdentifier snmpOID = (SNMPObjectIdentifier)pair.getSNMPObjectAt(0);
423 SNMPObject snmpValue = pair.getSNMPObjectAt(1);
424 String typeString = snmpValue.getClass().getName();
425
426 if (typeString.equals("snmp.SNMPOctetString"))
427 {
428 String snmpString = snmpValue.toString();
429
430 int nullLocation = snmpString.indexOf('\0');
432 if (nullLocation >= 0)
433 snmpString = snmpString.substring(0,nullLocation);
434
435 messagesArea.append("OID: " + snmpOID + " type: " + typeString + " value: " + snmpString);
436 messagesArea.append(" (hex: " + ((SNMPOctetString)snmpValue).toHexString() + ")\n");
437 }
438 else
439 {
440 messagesArea.append("OID: " + snmpOID + " type: " + typeString + " value: " + snmpValue);
441 messagesArea.append("\n");
442 }
443 }
444 }
445 catch(InterruptedIOException e)
446 {
447 messagesArea.append("Interrupted during retrieval: " + e + "\n");
448 }
449 catch(Exception e)
450 {
451 messagesArea.append("Exception during retrieval: " + e + "\n");
452 }
453
454 }
455
456
457
458 if (command == "get next")
459 {
460 try
461 {
462
463 String community = communityField.getText();
464 int version = 0; InetAddress hostAddress = InetAddress.getByName(hostIDField.getText());
466 SNMPv1CommunicationInterface comInterface = new SNMPv1CommunicationInterface(version, hostAddress, community);
467
468 StringTokenizer st = new StringTokenizer(OIDField.getText(), " ,;");
469
470 while (st.hasMoreTokens())
471 {
472 String itemID = st.nextToken();
473 SNMPVarBindList newVars = comInterface.getNextMIBEntry(itemID);
474 SNMPSequence pair = (SNMPSequence)(newVars.getSNMPObjectAt(0));
475 SNMPObjectIdentifier snmpOID = (SNMPObjectIdentifier)pair.getSNMPObjectAt(0);
476 SNMPObject snmpValue = pair.getSNMPObjectAt(1);
477 String typeString = snmpValue.getClass().getName();
478
479 if (typeString.equals("snmp.SNMPOctetString"))
480 {
481 String snmpString = snmpValue.toString();
482
483 int nullLocation = snmpString.indexOf('\0');
485 if (nullLocation >= 0)
486 snmpString = snmpString.substring(0,nullLocation);
487
488 messagesArea.append("OID: " + snmpOID + " type: " + typeString + " value: " + snmpString);
489 messagesArea.append(" (hex: " + ((SNMPOctetString)snmpValue).toHexString() + ")\n");
490 }
491 else
492 {
493 messagesArea.append("OID: " + snmpOID + " type: " + typeString + " value: " + snmpValue);
494 messagesArea.append("\n");
495 }
496 }
497 }
498 catch(InterruptedIOException e)
499 {
500 messagesArea.append("Interrupted during retrieval: " + e + "\n");
501 }
502 catch(Exception e)
503 {
504 messagesArea.append("Exception during retrieval: " + e + "\n");
505 }
506
507 }
508
509
510
511 if (command == "get table")
512 {
513 try
514 {
515
516 String community = communityField.getText();
517 int version = 0; InetAddress hostAddress = InetAddress.getByName(hostIDField.getText());
519 SNMPv1CommunicationInterface comInterface = new SNMPv1CommunicationInterface(version, hostAddress, community);
520
521 String itemID = OIDField.getText();
522
523 SNMPVarBindList newVars = comInterface.retrieveMIBTable(itemID);
524
525 for (int i = 0; i < newVars.size(); i++)
527 {
528 SNMPSequence pair = (SNMPSequence)(newVars.getSNMPObjectAt(i));
529
530 SNMPObjectIdentifier snmpOID = (SNMPObjectIdentifier)pair.getSNMPObjectAt(0);
531 SNMPObject snmpValue = pair.getSNMPObjectAt(1);
532 String typeString = snmpValue.getClass().getName();
533
534 if (typeString.equals("snmp.SNMPOctetString"))
535 {
536 String snmpString = snmpValue.toString();
537
538 int nullLocation = snmpString.indexOf('\0');
540 if (nullLocation >= 0)
541 snmpString = snmpString.substring(0,nullLocation);
542
543 messagesArea.append("OID: " + snmpOID + " type: " + typeString + " value: " + snmpString);
544 messagesArea.append(" (hex: " + ((SNMPOctetString)snmpValue).toHexString() + ")\n");
545 }
546 else
547 {
548 messagesArea.append("OID: " + snmpOID + " type: " + typeString + " value: " + snmpValue);
549 messagesArea.append("\n");
550 }
551
552 }
553 }
554 catch(InterruptedIOException e)
555 {
556 messagesArea.append("Interrupted during retrieval: " + e + "\n");
557 }
558 catch(Exception e)
559 {
560 messagesArea.append("Exception during retrieval: " + e + "\n");
561 }
562
563 }
564
565
566
567
568 if (command == "set value")
569 {
570 try
571 {
572
573 String community = communityField.getText();
574 int version = 0; InetAddress hostAddress = InetAddress.getByName(hostIDField.getText());
576 SNMPv1CommunicationInterface comInterface = new SNMPv1CommunicationInterface(version, hostAddress, community);
577
578
579 String itemID = OIDField.getText();
580 String valueString = valueField.getText();
581 String valueTypeString = (String )valueTypeBox.getSelectedItem();
582 valueTypeString = "snmp." + valueTypeString;
583
584 SNMPObject itemValue;
585 Class valueClass = Class.forName(valueTypeString);
586 itemValue = (SNMPObject)valueClass.newInstance();
587 itemValue.setValue(valueString);
588
589 SNMPVarBindList newVars = comInterface.setMIBEntry(itemID, itemValue);
590
591 SNMPSequence pair = (SNMPSequence)(newVars.getSNMPObjectAt(0));
592
593 SNMPObjectIdentifier snmpOID = (SNMPObjectIdentifier)pair.getSNMPObjectAt(0);
594
595 SNMPObject snmpValue = pair.getSNMPObjectAt(1);
596
597 String typeString = snmpValue.getClass().getName();
598
599 messagesArea.append("OID: " + snmpOID + " type: " + typeString + " value: " + snmpValue);
600
601 if (typeString.equals("snmp.SNMPOctetString"))
602 messagesArea.append(" (hex: " + ((SNMPOctetString)snmpValue).toHexString() + ")\n");
603 else
604 messagesArea.append("\n");
605
606 }
607 catch(InterruptedIOException e)
608 {
609 messagesArea.append("Interrupted during retrieval: " + e + "\n");
610 }
611 catch(Exception e)
612 {
613 messagesArea.append("Exception during retrieval: " + e + "\n");
614 }
615
616 }
617
618
619
620
621 if (command == "get treewalk data")
622 {
623 if (!treewalkThread.isAlive())
624 {
625 treewalkThread = new Thread (this);
626 treewalkThread.start();
627 getTreewalkDataButton.setText("Stop OID retrieval");
628 }
629 else
630 {
631 treewalkThread.interrupt();
632 }
633 }
634
635
636
637
638 }
639
640
641
642
643
644
645 public void run()
646 {
647
648 try
649 {
650
651 String community = communityField.getText();
652 int version = 0; InetAddress hostAddress = InetAddress.getByName(hostIDField.getText());
654 SNMPv1CommunicationInterface comInterface = new SNMPv1CommunicationInterface(version, hostAddress, community);
655
656
657 String itemID = "";
659 String retrievedID = "1.3.6.1.2.1";
661
662 while (!Thread.interrupted() && !retrievedID.equals(itemID))
663 {
664 itemID = retrievedID;
665
666 SNMPVarBindList newVars = comInterface.getNextMIBEntry(itemID);
667
668 SNMPSequence pair = (SNMPSequence)(newVars.getSNMPObjectAt(0));
669 SNMPObjectIdentifier snmpOID = (SNMPObjectIdentifier)pair.getSNMPObjectAt(0);
670 SNMPObject snmpValue = pair.getSNMPObjectAt(1);
671 retrievedID = snmpOID.toString();
672 String typeString = snmpValue.getClass().getName();
673
674 if (typeString.equals("snmp.SNMPOctetString"))
675 {
676 String snmpString = snmpValue.toString();
677
678 int nullLocation = snmpString.indexOf('\0');
680 if (nullLocation >= 0)
681 snmpString = snmpString.substring(0,nullLocation);
682
683 messagesArea.append("OID: " + snmpOID + " type: " + typeString + " value: " + snmpString);
684 messagesArea.append(" (hex: " + ((SNMPOctetString)snmpValue).toHexString() + ")\n");
685 }
686 else
687 {
688 messagesArea.append("OID: " + snmpOID + " type: " + typeString + " value: " + snmpValue);
689 messagesArea.append("\n");
690 }
691 }
692
693
694 }
695 catch(InterruptedIOException e)
696 {
697 messagesArea.append("Interrupted during retrieval: " + e + "\n");
698 }
699 catch(Exception e)
700 {
701 messagesArea.append("Exception during retrieval: " + e + "\n");
702 }
703 catch(Error err)
704 {
705 messagesArea.append("Error during retrieval: " + err + "\n");
706 }
707
708 getTreewalkDataButton.setText("Get all OID values");
709
710 }
711
712
713
714
715
716
717
718
719 private String hexByte(byte b)
720 {
721 int pos = b;
722 if (pos < 0)
723 pos += 256;
724 String returnString = new String ();
725 returnString += Integer.toHexString(pos/16);
726 returnString += Integer.toHexString(pos%16);
727 return returnString;
728 }
729
730
731
732
733
734
735
736
737
738 public static void main(String args[])
739 {
740 try
741 {
742 SNMPInquisitor theApp = new SNMPInquisitor();
743 theApp.pack();
744 theApp.setSize(700,500);
745 theApp.setVisible(true);
746 }
747 catch (Exception e)
748 {
749 System.out.println("Exception starting app: " + e.toString());
750 }
751 }
752
753
754 } |
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