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root/i-scream/experimental/host/vb_net_test/nettest.frm
Revision: 1.26
Committed: Wed Feb 28 09:08:08 2001 UTC (23 years, 2 months ago) by pjm2
Branch: MAIN
Changes since 1.25: +82 -20 lines
Log Message:
Packet contents and configuration details are now available for viewing in
a drop-down extras area of the window.

File Contents

# Content
1 VERSION 5.00
2 Object = "{248DD890-BB45-11CF-9ABC-0080C7E7B78D}#1.0#0"; "MSWINSCK.OCX"
3 Object = "{33155A3D-0CE0-11D1-A6B4-444553540000}#1.0#0"; "SysTray.ocx"
4 Begin VB.Form Form1
5 BorderStyle = 3 'Fixed Dialog
6 Caption = "i-scream Winhost"
7 ClientHeight = 4905
8 ClientLeft = 45
9 ClientTop = 330
10 ClientWidth = 4710
11 Icon = "nettest.frx":0000
12 LinkTopic = "Form1"
13 MaxButton = 0 'False
14 MinButton = 0 'False
15 ScaleHeight = 4905
16 ScaleWidth = 4710
17 ShowInTaskbar = 0 'False
18 StartUpPosition = 2 'CenterScreen
19 Visible = 0 'False
20 Begin VB.CommandButton Command1
21 Caption = "more"
22 Height = 255
23 Left = 3960
24 TabIndex = 8
25 Top = 840
26 Width = 615
27 End
28 Begin VB.TextBox Text1
29 Height = 2055
30 Left = 120
31 Locked = -1 'True
32 MultiLine = -1 'True
33 ScrollBars = 2 'Vertical
34 TabIndex = 7
35 Top = 1200
36 Width = 4455
37 End
38 Begin VB.CommandButton Hide
39 Caption = "Hide Window"
40 Height = 375
41 Left = 3120
42 TabIndex = 6
43 Top = 240
44 Width = 1455
45 End
46 Begin SysTray.SystemTray SystemTray
47 Left = 2520
48 Top = 4200
49 _ExtentX = 847
50 _ExtentY = 847
51 SysTrayText = "i-scream Winhost"
52 IconFile = 0
53 End
54 Begin VB.Timer Timer1
55 Left = 3120
56 Top = 4200
57 End
58 Begin VB.CommandButton Reconfigure
59 Caption = "Reconfigure with FilterManager"
60 Height = 375
61 Left = 840
62 TabIndex = 0
63 Top = 3480
64 Width = 2895
65 End
66 Begin MSWinsockLib.Winsock TCPSock
67 Left = 4080
68 Top = 4200
69 _ExtentX = 741
70 _ExtentY = 741
71 _Version = 393216
72 End
73 Begin MSWinsockLib.Winsock UDPSock
74 Left = 3600
75 Top = 4200
76 _ExtentX = 741
77 _ExtentY = 741
78 _Version = 393216
79 Protocol = 1
80 End
81 Begin VB.Label Label2
82 Alignment = 1 'Right Justify
83 Caption = "Next heartbeat:"
84 Height = 255
85 Left = 120
86 TabIndex = 5
87 Top = 480
88 Width = 1455
89 End
90 Begin VB.Label Label1
91 Alignment = 1 'Right Justify
92 Caption = "Next UDP packet:"
93 Height = 255
94 Left = 120
95 TabIndex = 4
96 Top = 120
97 Width = 1455
98 End
99 Begin VB.Label Label4
100 BorderStyle = 1 'Fixed Single
101 Caption = "0"
102 Height = 255
103 Left = 1680
104 TabIndex = 3
105 Top = 480
106 Width = 615
107 End
108 Begin VB.Label Label3
109 BorderStyle = 1 'Fixed Single
110 Caption = "0"
111 Height = 255
112 Left = 1680
113 TabIndex = 2
114 Top = 120
115 Width = 615
116 End
117 Begin VB.Label Status
118 Alignment = 2 'Center
119 Caption = "Status:"
120 Height = 255
121 Left = 0
122 TabIndex = 1
123 Top = 840
124 Width = 3855
125 End
126 End
127 Attribute VB_Name = "Form1"
128 Attribute VB_GlobalNameSpace = False
129 Attribute VB_Creatable = False
130 Attribute VB_PredeclaredId = True
131 Attribute VB_Exposed = False
132 ' For the system tray bits
133 Private Declare Function GetPrivateProfileString Lib "kernel32" Alias "GetPrivateProfileStringA" (ByVal lpApplicationName As String, ByVal lpKeyName As String, ByVal lpDefault As String, ByVal lpReturnedString As String, ByVal nSize As Long, ByVal lpFileName As String) As Long
134 Private Declare Function GetPrivateProfileInt Lib "kernel32" Alias "GetPrivateProfileIntA" (ByVal lpApplicationName As String, ByVal lpKeyName As String, ByVal nDefault As Long, ByVal lpFileName As String) As Long
135
136 Dim filterManagerHostname As String
137 Dim filterManagerTCPPort As Long
138
139 Dim seqNo As Long
140 Dim machineName As String
141
142 Dim filterHostname As String
143 Dim filterTCPPort As Integer
144 Dim filterUDPPort As Integer
145 Dim fileList As String
146 Dim lastModified As String
147
148 Dim UDPUpdateTime As Integer
149 Dim TCPUpdateTime As Integer
150
151 Dim protocolVersion As String
152 Dim connected As Boolean
153
154 Dim CUpTime As New CUpTime
155 Dim wksta As New CNetWksta
156
157 Dim windowBig As Boolean
158
159 Dim responseNumber As Integer
160
161 Private Sub Command1_Click()
162
163 ' Toggle visibility of the debug output.
164
165 If windowBig Then
166 Form1.Height = 1500
167 windowBig = False
168 Else
169 Form1.Height = 4350
170 windowBig = True
171 End If
172
173 End Sub
174
175 Private Sub Form_Load()
176
177 If App.PrevInstance Then
178 x = MsgBox("There is already an i-scream Winhost running on this machine.", 48, "i-scream host already running")
179 End
180 End If
181
182 protocolVersion = "1.1"
183
184 Status.Caption = "Loading"
185 Form1.Caption = "i-scream Winhost " & protocolVersion
186
187 CUpTime.Init
188
189 If CUpTime.isWin9x Then
190 x = MsgBox("Sorry, the i-scream host can only be used to monitor servers (i.e. not Win9x)", 48, "Not a server")
191 End
192 End If
193
194 windowBig = False
195
196 ''''TEMP
197 'filterManagerHostname = "killigrew.ukc.ac.uk"
198 'filterManagerTCPPort = 4567
199 ''''' END TEMP
200
201 'GoTo skip
202 On Error GoTo iniError
203 Dim buf As String * 256
204 Dim length As Long
205 length = GetPrivateProfileString("i-scream Winhost", "FilterManager", "<no value>", buf, Len(buf), App.Path & "/winhost.ini")
206 filterManagerHostname = Left$(buf, length)
207 length = GetPrivateProfileInt("i-scream Winhost", "FilterManagerPort", 0, App.Path & "/winhost.ini")
208 filterManagerTCPPort = length
209 If filterManagerHostname = "" Then
210 GoTo iniError
211 End If
212 On Error GoTo 0
213 skip:
214
215 Status.Caption = "Connecting to Filter Manager " & filterManagerHostname & ":" & filterManagerTCPPort
216 Reconfigure_Click
217
218 SystemTray.Icon = Val(Form1.Icon)
219 SystemTray.Action = 0
220
221
222 Exit Sub
223
224 iniError:
225 x = MsgBox("The i-scream Winhost could not read the correct settings from the winhost.ini file. Please correct these and try again. " & Err.Description, 48, "Configuration not found")
226 End
227
228 End Sub
229
230 Private Sub Form_QueryUnload(Cancel As Integer, UnloadMode As Integer)
231 x = MsgBox("Are you sure you want to shut down the Winhost? This will stop your computer sending information to the i-scream Central Monitoring System.", vbYesNo, "i-scream Winhost")
232 If x = 7 Then
233 Cancel = True
234 Else
235 SystemTray.Action = 2
236 End If
237
238 End Sub
239
240 Private Sub Hide_Click()
241 Form1.Visible = False
242 SystemTray.Icon = Val(Form1.Icon)
243 End Sub
244
245 Private Sub Reconfigure_Click()
246 ' establish a TCP connection to a filtermanager
247 connected = False
248 TCPSock.Close
249 TCPSock.Connect filterManagerHostname, filterManagerTCPPort
250 End Sub
251
252
253
254 Private Sub SystemTray_MouseDblClk(ByVal Button As Integer)
255
256 Form1.Visible = True
257 Form1.SetFocus
258
259 End Sub
260
261 Private Sub TCPSock_Connect()
262
263 responseNumber = 0
264
265 ' Send something as soon as we connect to the server.
266 If connected = False Then
267 ' contact the FilterManager
268 TCPSock.SendData "STARTCONFIG" & vbCrLf
269 Else
270 ' Contact the Filter
271 TCPSock.SendData "HEARTBEAT" & vbCrLf
272 End If
273
274 End Sub
275
276 Private Sub TCPSock_DataArrival(ByVal bytesTotal As Long)
277
278 responseNumber = responseNumber + 1
279
280 ' Get the line from the server.
281 TCPSock.GetData response, vbString, bytesTotal
282
283 ' Remove linefeeds and returns from the line.
284 response = Replace(response, Chr(13), "")
285 response = Replace(response, Chr(10), "")
286 'Text4.Text = Text4.Text & vbCrLf & response
287
288 If connected = False Then
289 ' Perform TCP configuration (1.1)
290 On Error GoTo configError
291 Select Case responseNumber
292 Case 1:
293 If Not response = "OK" Then GoTo configError
294 TCPSock.SendData "LASTMODIFIED" & vbCrLf
295 Text1.Text = "Requesting configuration from FilterManager:- " & vbCrLf
296 Text1.Text = Text1.Text & response & vbCrLf
297 Case 2:
298 If response = "ERROR" Then GoTo configError
299 lastModified = response
300 Text1.Text = Text1.Text & response & vbCrLf
301 TCPSock.SendData "FILELIST" & vbCrLf
302 ''' Uncomment this for new protocol release.
303 'Case 2a:
304 'If response = "ERROR" Then GoTo configError
305 'fileList = response
306 'Text1.Text = Text1.Text & response & vbCrLf
307 'TCPSock.SendData "FQDN" & vbCrLf
308 Case 3:
309 If response = "ERROR" Then GoTo configError
310 fileList = response
311 Text1.Text = Text1.Text & response & vbCrLf
312 ' REMOVE above line, uncomment next
313 'machineName = response
314 TCPSock.SendData "UDPUpdateTime" & vbCrLf
315 Case 4:
316 If response = "ERROR" Then GoTo configError
317 UDPUpdateTime = response
318 Text1.Text = Text1.Text & response & vbCrLf
319 TCPSock.SendData "TCPUpdateTime" & vbCrLf
320 Case 5:
321 If response = "ERROR" Then GoTo configError
322 TCPUpdateTime = response
323 Text1.Text = Text1.Text & response & vbCrLf
324 TCPSock.SendData "ENDCONFIG" & vbCrLf
325 Case 6:
326 If Not response = "OK" Then GoTo configError
327 Text1.Text = Text1.Text & response & vbCrLf
328 TCPSock.SendData "FILTER" & vbCrLf
329 Case 7:
330 Text1.Text = Text1.Text & response & vbCrLf
331 'we got a filter list here.
332 readTo = 0
333 ' get hostname
334 readTo = InStr(1, response, ";", vbBinaryCompare)
335 filterHostname = Mid(response, 1, readTo - 1)
336 response = Mid(response, readTo + 1, Len(response))
337 ' get UDP Port number
338 readTo = InStr(1, response, ";")
339 filterUDPPort = Mid(response, 1, readTo - 1)
340 response = Mid(response, readTo + 1, Len(response))
341 ' get TCP Port number
342 filterTCPPort = response
343 TCPSock.SendData "END" & vbCrLf
344 Case 8:
345 If Not response = "OK" Then GoTo configError
346 connected = True
347 responseNumber = 0
348 TCPSock.Close
349 Text1.Text = Text1.Text & response & vbCrLf
350 'Text4.Text = Text4.Text & vbCrLf & " <closed>"
351 Status.Caption = "Configuration successful"
352 Label3.Caption = UDPUpdateTime
353 Label4.Caption = TCPUpdateTime
354 Timer1.Interval = 1000
355 End Select
356 Else
357 ' Perform a heartbeat (1.1)
358 On Error GoTo heartbeatError
359 Select Case responseNumber
360 Case 1:
361 If Not response = "OK" Then GoTo heartbeatError
362 Text1.Text = "Performing heartbeat: -" & vbCrLf
363 Text1.Text = Text1.Text & response & vbCrLf
364 TCPSock.SendData "CONFIG" & vbCrLf
365 Case 2:
366 If Not response = "OK" Then GoTo heartbeatError
367 Text1.Text = Text1.Text & response & vbCrLf
368 TCPSock.SendData fileList & vbCrLf
369 Case 3:
370 If Not response = "OK" Then GoTo heartbeatError
371 Text1.Text = Text1.Text & response & vbCrLf
372 TCPSock.SendData lastModified & vbCrLf
373 Case 4:
374 If Not response = "OK" Then GoTo heartbeatError
375 Text1.Text = Text1.Text & response & vbCrLf
376 TCPSock.SendData "ENDHEARTBEAT" & vbCrLf
377 Case 5:
378 If Not response = "OK" Then GoTo heartbeatError
379 Text1.Text = Text1.Text & response & vbCrLf
380 TCPSock.Close
381 Status.Caption = "Heartbeat sent successfully."
382 End Select
383
384 End If
385
386
387 Exit Sub
388
389 configError:
390 Status.Caption = "FAILED to get configuration"
391 Exit Sub
392 heartbeatError:
393 Status.Caption = "Heatbeat FAILED"
394 Exit Sub
395 End Sub
396
397 Private Sub Timer1_Timer()
398
399 Label3.Caption = Label3.Caption - 1
400 Label4.Caption = Label4.Caption - 1
401
402 Status.Caption = ""
403
404 If Label3.Caption < 1 Then
405
406 ' prepare the contents of the XML packet.
407 seqNo = seqNo + 1
408
409 ' Comment this line in the next protocol
410 machineName = TCPSock.LocalHostName
411
412 LocalIP = TCPSock.LocalIP
413 packetDate = Date2Num()
414
415
416 Dim verinfo As OSVERSIONINFO
417 verinfo.dwOSVersionInfoSize = Len(verinfo)
418 ret% = GetVersionEx(verinfo)
419 If ret% = 0 Then
420 MsgBox "Error getting Windows version Information"
421 End
422 End If
423
424 osName = GetVersion()
425 osVersionMajor = verinfo.dwMajorVersion
426 osVersionMinor = verinfo.dwMinorVersion
427 osBuild = verinfo.dwBuildNumber
428
429 Dim sysinfo As SYSTEM_INFO
430 GetSystemInfo sysinfo
431 Select Case sysinfo.dwProcessorType
432 Case PROCESSOR_INTEL_386
433 processorType = "Intel 386"
434 Case PROCESSOR_INTEL_486
435 processorType = "Intel 486"
436 Case PROCESSOR_INTEL_PENTIUM
437 processorType = "Intel Pentium variant"
438 Case PROCESSOR_MIPS_R4000
439 processorType = "MIPS R4000"
440 Case PROCESSOR_ALPHA_21064
441 processorType = "DEC Alpha 21064"
442 Case Else
443 processorType = "(unknown)"
444 End Select
445
446 Dim memsts As MEMORYSTATUS
447 Dim memory&
448 GlobalMemoryStatus memsts
449 memory& = memsts.dwTotalPhys
450 memTotal = memory& \ 1024
451 memory& = memsts.dwAvailPhys
452 memFree = memory& \ 1024
453 memory& = memsts.dwTotalVirtual
454 swapTotal = memory& \ 1024
455 memory& = memsts.dwAvailVirtual
456 swapFree = memory& \ 1024
457
458 uptime = CUpTime.MilliSecs \ 1000
459
460 CUpTime.Capture
461 cpu_time = CUpTime.CPUTime
462 percent_idle = CUpTime.PercentIdle
463
464 ' build the contents of the XML packet
465 xml = "<packet seq_no=""" & seqNo & """ machine_name=""" & machineName & """ date=""" & packetDate & """ type=""data"" ip=""" & LocalIP & """>" & _
466 "<os>" & _
467 "<name>" & osName & "</name>" & _
468 "<version>" & osVersionMajor & "</version>" & _
469 "<release>" & osBuild & "</release>" & _
470 "<platform>" & osName & "</platform>" & _
471 "<minor_version>" & osVersionMinor & "</minor_version>" & _
472 "<processor>" & processorType & "</processor>" & _
473 "<uptime>" & uptime & "</uptime>" & _
474 "</os>" & _
475 "<cpu><idle>" & percent_idle & "</idle><user>" & cpu_time & "</user></cpu>" & _
476 "<memory><total>" & memTotal & "</total><free>" & memFree & "</free></memory>" & _
477 "<swap><total>" & swapTotal & "</total><free>" & swapFree & "</free></swap>" & _
478 "</packet>"
479 Text1.Text = "Last packet contained: -" & vbCrLf & xml
480
481 ' Use the first winsock control to send a UDP packet.
482 UDPSock.RemoteHost = filterHostname
483 UDPSock.RemotePort = filterUDPPort
484 UDPSock.SendData xml
485 Status.Caption = "UDP packet sent"
486 Label3.Caption = UDPUpdateTime
487 End If
488
489 If Label4.Caption < 1 Then
490 ' establish a TCP connection to a filter
491 TCPSock.Close
492 TCPSock.Connect filterHostname, filterTCPPort
493 Label4.Caption = TCPUpdateTime
494 End If
495
496 End Sub
497
498 Function Date2Num() As Long
499 Dim x As Long
500 x = DateDiff("s", "1-1-1970", Now)
501 Date2Num = x
502 End Function