host/winhost/nettest.frm

VERSION 5.00
Object = "{248DD890-BB45-11CF-9ABC-0080C7E7B78D}#1.0#0"; "MSWINSCK.OCX"
Object = "{33155A3D-0CE0-11D1-A6B4-444553540000}#1.0#0"; "SysTray.ocx"
Begin VB.Form Form1 
   BorderStyle     =   3  'Fixed Dialog
   Caption         =   "i-scream Winhost"
   ClientHeight    =   1185
   ClientLeft      =   45
   ClientTop       =   330
   ClientWidth     =   4710
   Icon            =   "nettest.frx":0000
   LinkTopic       =   "Form1"
   MaxButton       =   0   'False
   MinButton       =   0   'False
   ScaleHeight     =   1185
   ScaleWidth      =   4710
   ShowInTaskbar   =   0   'False
   StartUpPosition =   2  'CenterScreen
   Visible         =   0   'False
   Begin VB.CommandButton Command1 
      Caption         =   "more"
      Height          =   255
      Left            =   3960
      TabIndex        =   8
      Top             =   840
      Width           =   615
   End
   Begin VB.TextBox Text1 
      Height          =   2055
      Left            =   120
      Locked          =   -1  'True
      MultiLine       =   -1  'True
      ScrollBars      =   2  'Vertical
      TabIndex        =   7
      Top             =   1200
      Width           =   4455
   End
   Begin VB.CommandButton Hide 
      Caption         =   "hide"
      Height          =   255
      Left            =   3960
      TabIndex        =   6
      Top             =   480
      Width           =   615
   End
   Begin SysTray.SystemTray SystemTray 
      Left            =   2520
      Top             =   4200
      _ExtentX        =   847
      _ExtentY        =   847
      SysTrayText     =   "i-scream Winhost"
      IconFile        =   0
   End
   Begin VB.Timer Timer1 
      Left            =   3120
      Top             =   4200
   End
   Begin VB.CommandButton Reconfigure 
      Caption         =   "Reconfigure with FilterManager"
      Height          =   375
      Left            =   840
      TabIndex        =   0
      Top             =   3480
      Width           =   2895
   End
   Begin MSWinsockLib.Winsock TCPSock 
      Left            =   4080
      Top             =   4200
      _ExtentX        =   741
      _ExtentY        =   741
      _Version        =   393216
   End
   Begin MSWinsockLib.Winsock UDPSock 
      Left            =   3600
      Top             =   4200
      _ExtentX        =   741
      _ExtentY        =   741
      _Version        =   393216
      Protocol        =   1
   End
   Begin VB.Label Label2 
      Alignment       =   1  'Right Justify
      Caption         =   "Next heartbeat:"
      Height          =   255
      Left            =   120
      TabIndex        =   5
      Top             =   480
      Width           =   1455
   End
   Begin VB.Label Label1 
      Alignment       =   1  'Right Justify
      Caption         =   "Next UDP packet:"
      Height          =   255
      Left            =   120
      TabIndex        =   4
      Top             =   120
      Width           =   1455
   End
   Begin VB.Label Label4 
      BorderStyle     =   1  'Fixed Single
      Caption         =   "0"
      Height          =   255
      Left            =   1680
      TabIndex        =   3
      Top             =   480
      Width           =   615
   End
   Begin VB.Label Label3 
      BorderStyle     =   1  'Fixed Single
      Caption         =   "0"
      Height          =   255
      Left            =   1680
      TabIndex        =   2
      Top             =   120
      Width           =   615
   End
   Begin VB.Label Status 
      Alignment       =   2  'Center
      Caption         =   "Status:"
      Height          =   255
      Left            =   0
      TabIndex        =   1
      Top             =   840
      Width           =   3855
   End
End
Attribute VB_Name = "Form1"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
' For the system tray bits
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
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

Dim filterManagerHostname As String
Dim filterManagerTCPPort As Long

Dim seqNo As Long
Dim machineName As String

Dim secondsRunning As Long

Dim filterHostname As String
Dim filterTCPPort As Integer
Dim filterUDPPort As Integer
Dim fileList As String
Dim lastModified As String

Dim fourtySevenDays As Integer

Dim UDPUpdateTime As Integer
Dim TCPUpdateTime As Integer

Dim protocolVersion As String
Dim connected As Boolean

Dim CUpTime As New CUpTime
Dim wksta As New CNetWksta

Dim windowBig As Boolean

Dim responseNumber As Integer

Private Sub Command1_Click()

    ' Toggle visibility of the debug output.

    If windowBig Then
        Form1.Height = 1500
        windowBig = False
    Else
        Form1.Height = 4350
        windowBig = True
    End If

End Sub

Private Sub Form_Load()
    
    If App.PrevInstance Then
        x = MsgBox("There is already an i-scream Winhost running on this machine.", 48, "i-scream host already running")
        End
    End If
    
    ' Assume the host is run within the first 47 days of the machine starting.
    fourtySevenDays = 0
    
    protocolVersion = "1.1"
    
    Status.Caption = "Loading"
    Form1.Caption = "i-scream Winhost " & protocolVersion
    
    CUpTime.Init
    
    If CUpTime.isWin9x Then
        x = MsgBox("Sorry, the i-scream host can only be used to monitor servers (i.e. not Win9x)", 48, "Not a server")
        End
    End If
    
    windowBig = False
    
    ''''TEMP
    'filterManagerHostname = "killigrew.ukc.ac.uk"
    'filterManagerTCPPort = 4567
    ''''' END TEMP
    
    'GoTo skip
    On Error GoTo iniError
    Dim buf As String * 256
    Dim length As Long
    length = GetPrivateProfileString("i-scream Winhost", "FilterManager", "<no value>", buf, Len(buf), App.Path & "/winhost.ini")
    filterManagerHostname = Left$(buf, length)
    length = GetPrivateProfileInt("i-scream Winhost", "FilterManagerPort", 0, App.Path & "/winhost.ini")
    filterManagerTCPPort = length
    If filterManagerHostname = "" Then
        GoTo iniError
    End If
    On Error GoTo 0
skip:

    Status.Caption = "Connecting to Filter Manager " & filterManagerHostname & ":" & filterManagerTCPPort
    Reconfigure_Click
    
    SystemTray.Icon = Val(Form1.Icon)
    SystemTray.Action = 0
    
    
    Exit Sub
    
iniError:
    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")
    End
    
End Sub

Private Sub Form_QueryUnload(Cancel As Integer, UnloadMode As Integer)
    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")
    If x = 7 Then
        Cancel = True
    Else
        SystemTray.Action = 2
    End If

End Sub

Private Sub Hide_Click()
    Form1.Visible = False
    SystemTray.Icon = Val(Form1.Icon)
End Sub

Private Sub Image1_Click()

End Sub

Private Sub Reconfigure_Click()
    ' establish a TCP connection to a filtermanager
    connected = False
    TCPSock.Close
    TCPSock.Connect filterManagerHostname, filterManagerTCPPort
End Sub


Private Sub SystemTray_MouseDblClk(ByVal Button As Integer)

    Form1.Visible = True
    Form1.SetFocus

End Sub

Private Sub TCPSock_Connect()
    
    responseNumber = 0
   
    ' Send something as soon as we connect to the server.
    If connected = False Then
        ' contact the FilterManager
        TCPSock.SendData "STARTCONFIG" & vbCrLf
    Else
       ' Contact the Filter
       TCPSock.SendData "HEARTBEAT" & vbCrLf
    End If
   
End Sub

Private Sub TCPSock_DataArrival(ByVal bytesTotal As Long)
    
    responseNumber = responseNumber + 1
    
    ' Get the line from the server.
    TCPSock.GetData response, vbString, bytesTotal
    
    ' Remove linefeeds and returns from the line.
    response = Replace(response, Chr(13), "")
    response = Replace(response, Chr(10), "")
    
    If connected = False Then
        ' Perform TCP configuration (1.1)
        On Error GoTo configError
        Select Case responseNumber
            Case 1:
                If Not response = "OK" Then GoTo configError
                TCPSock.SendData "LASTMODIFIED" & vbCrLf
                Text1.Text = "Requesting configuration from FilterManager:- " & vbCrLf
                Text1.Text = Text1.Text & response & vbCrLf
            Case 2:
                If response = "ERROR" Then GoTo configError
                lastModified = response
                Text1.Text = Text1.Text & response & vbCrLf
                TCPSock.SendData "FILELIST" & vbCrLf
            ' New addition to the protocol.
            Case 3:
                If response = "ERROR" Then GoTo configError
                fileList = response
                Text1.Text = Text1.Text & response & vbCrLf
                TCPSock.SendData "FQDN" & vbCrLf
            Case 4:
                If response = "ERROR" Then GoTo configError
                Text1.Text = Text1.Text & response & vbCrLf
                machineName = response
                TCPSock.SendData "UDPUpdateTime" & vbCrLf
            Case 5:
                If response = "ERROR" Then GoTo configError
                UDPUpdateTime = response
                Text1.Text = Text1.Text & response & vbCrLf
                TCPSock.SendData "TCPUpdateTime" & vbCrLf
            Case 6:
                If response = "ERROR" Then GoTo configError
                TCPUpdateTime = response
                Text1.Text = Text1.Text & response & vbCrLf
                TCPSock.SendData "ENDCONFIG" & vbCrLf
            Case 7:
                If Not response = "OK" Then GoTo configError
                Text1.Text = Text1.Text & response & vbCrLf
                TCPSock.SendData "FILTER" & vbCrLf
            Case 8:
                Text1.Text = Text1.Text & response & vbCrLf
                'we got a filter list here.
                readTo = 0
                ' get hostname
                readTo = InStr(1, response, ";", vbBinaryCompare)
                filterHostname = Mid(response, 1, readTo - 1)
                response = Mid(response, readTo + 1, Len(response))
                ' get UDP Port number
                readTo = InStr(1, response, ";")
                filterUDPPort = Mid(response, 1, readTo - 1)
                response = Mid(response, readTo + 1, Len(response))
                ' get TCP Port number
                filterTCPPort = response
                TCPSock.SendData "END" & vbCrLf
            Case 9:
                If Not response = "OK" Then GoTo configError
                connected = True
                responseNumber = 0
                TCPSock.Close
                Text1.Text = Text1.Text & response & vbCrLf
                'Text4.Text = Text4.Text & vbCrLf & "  <closed>"
                Status.Caption = "Configuration successful"
                Label3.Caption = UDPUpdateTime
                Label4.Caption = TCPUpdateTime
                Timer1.Interval = 1000
        End Select
    Else
        ' Perform a heartbeat (1.1)
        On Error GoTo heartbeatError
        Select Case responseNumber
            Case 1:
                If Not response = "OK" Then GoTo heartbeatError
                Text1.Text = "Performing heartbeat: -" & vbCrLf
                Text1.Text = Text1.Text & response & vbCrLf
                TCPSock.SendData "CONFIG" & vbCrLf
            Case 2:
                If Not response = "OK" Then GoTo heartbeatError
                Text1.Text = Text1.Text & response & vbCrLf
                TCPSock.SendData fileList & vbCrLf
            Case 3:
                If Not response = "OK" Then GoTo heartbeatError
                Text1.Text = Text1.Text & response & vbCrLf
                TCPSock.SendData lastModified & vbCrLf
            Case 4:
                If Not response = "OK" Then GoTo heartbeatError
                Text1.Text = Text1.Text & response & vbCrLf
                TCPSock.SendData "ENDHEARTBEAT" & vbCrLf
            Case 5:
                If Not response = "OK" Then GoTo heartbeatError
                Text1.Text = Text1.Text & response & vbCrLf
                TCPSock.Close
                Status.Caption = "Heartbeat sent successfully."
        End Select
    
    End If
    
    
    Exit Sub
    
configError:
    Status.Caption = "FAILED to get configuration from the server"
    Exit Sub
heartbeatError:
    Status.Caption = "Heatbeat FAILED"
    Exit Sub
End Sub

Private Sub Timer1_Timer()

    Label3.Caption = Label3.Caption - 1
    Label4.Caption = Label4.Caption - 1
    
    Status.Caption = ""
    
    If Label3.Caption < 1 Then
        
        ' prepare the contents of the XML packet.
        seqNo = seqNo + 1
        
        netbiosName = TCPSock.LocalHostName
        
        LocalIP = TCPSock.LocalIP
        packetDate = Date2Num()
        
        
        Dim verinfo As OSVERSIONINFO
        verinfo.dwOSVersionInfoSize = Len(verinfo)
        ret% = GetVersionEx(verinfo)
        If ret% = 0 Then
            MsgBox "Error getting Windows version Information"
            End
        End If
          
        osName = GetVersion()
        osVersionMajor = verinfo.dwMajorVersion
        osVersionMinor = verinfo.dwMinorVersion
        osBuild = verinfo.dwBuildNumber
        
        Dim sysinfo As SYSTEM_INFO
        GetSystemInfo sysinfo
        Select Case sysinfo.dwProcessorType
            Case PROCESSOR_INTEL_386
                processorType = "Intel 386"
            Case PROCESSOR_INTEL_486
                processorType = "Intel 486"
            Case PROCESSOR_INTEL_PENTIUM
                processorType = "Intel Pentium variant"
            Case PROCESSOR_MIPS_R4000
                processorType = "MIPS R4000"
            Case PROCESSOR_ALPHA_21064
                processorType = "DEC Alpha 21064"
            Case Else
                processorType = "(unknown)"
        End Select
        
        Dim memsts As MEMORYSTATUS
        Dim memory&
        GlobalMemoryStatus memsts
        memory& = memsts.dwTotalPhys
        memTotal = memory& \ 1048576
        memory& = memsts.dwAvailPhys
        memFree = memory& \ 1048576
        memory& = memsts.dwTotalVirtual
        swapTotal = memory& \ 1048576
        memory& = memsts.dwAvailVirtual
        swapFree = memory& \ 1048576
        
        CUpTime.Capture
        cpu_time = CUpTime.CPUTime
        percent_idle = CUpTime.PercentIdle
        
        '' Doesn't work after 47 days :-/
        'uptime = GetTickCount \ 1000
        
        'secondsRunning = secondsRunning + UDPUpdateTime
        'uptime = secondsRunning
        
        uptime = CUpTime.MilliSecs / 1000#
        
        userCount = wksta.LoggedOnUsers
        
        ' build the contents of the XML packet
        xml = "<packet seq_no=""" & seqNo & """ machine_name=""" & machineName & """ date=""" & packetDate & """ type=""data"" ip=""" & LocalIP & """>" & _
              "<os>" & _
                "<netbios_name>" & netbiosName & "</netbios_name>" & _
                "<name>" & osName & "</name>" & _
                "<version>" & osVersionMajor & "</version>" & _
                "<release>" & osBuild & "</release>" & _
                "<platform>" & osName & "</platform>" & _
                "<minor_version>" & osVersionMinor & "</minor_version>" & _
                "<processor>" & processorType & "</processor>" & _
                "<uptime>" & uptime & "</uptime>" & _
              "</os>" & _
              "<users><count>" & userCount & "</count></users>" & _
              "<cpu><idle>" & percent_idle & "</idle><user>" & cpu_time & "</user></cpu>" & _
              "<memory><total>" & memTotal & "</total><free>" & memFree & "</free></memory>" & _
              "<swap><total>" & swapTotal & "</total><free>" & swapFree & "</free></swap>" & _
              "</packet>"
        Text1.Text = "Last packet contained: -" & vbCrLf & xml

        ' Use the first winsock control to send a UDP packet.
        UDPSock.RemoteHost = filterHostname
        UDPSock.RemotePort = filterUDPPort
        UDPSock.SendData xml
        Status.Caption = "UDP packet sent"
        Label3.Caption = UDPUpdateTime
    End If
    
    If Label4.Caption < 1 Then
        ' establish a TCP connection to a filter
        TCPSock.Close
        TCPSock.Connect filterHostname, filterTCPPort
        Label4.Caption = TCPUpdateTime
    End If

End Sub

Function Date2Num() As Long
    Dim x As Long
    x = DateDiff("s", "1-1-1970", Now)
    Date2Num = x
End Function
Revision:	1.33
Committed:	Wed Mar 14 10:47:26 2001 UTC (23 years, 6 months ago) by pjm2
Branch:	MAIN
Changes since 1.32:	+5 -6 lines
Log Message:	Uptime is now obtained on machines that have been up for 47+ days.
#	User	Rev	Content
1	pjm2	1.1	VERSION 5.00
2			Object = "{248DD890-BB45-11CF-9ABC-0080C7E7B78D}#1.0#0"; "MSWINSCK.OCX"
3	pjm2	1.11	Object = "{33155A3D-0CE0-11D1-A6B4-444553540000}#1.0#0"; "SysTray.ocx"
4	pjm2	1.1	Begin VB.Form Form1
5	pjm2	1.17	BorderStyle = 3 'Fixed Dialog
6	pjm2	1.10	Caption = "i-scream Winhost"
7	pjm2	1.27	ClientHeight = 1185
8	pjm2	1.1	ClientLeft = 45
9	pjm2	1.17	ClientTop = 330
10	pjm2	1.12	ClientWidth = 4710
11	pjm2	1.20	Icon = "nettest.frx":0000
12	pjm2	1.1	LinkTopic = "Form1"
13			MaxButton = 0 'False
14	pjm2	1.17	MinButton = 0 'False
15	pjm2	1.27	ScaleHeight = 1185
16	pjm2	1.12	ScaleWidth = 4710
17	pjm2	1.1	ShowInTaskbar = 0 'False
18	pjm2	1.24	StartUpPosition = 2 'CenterScreen
19			Visible = 0 'False
20	pjm2	1.26	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	pjm2	1.11	Begin VB.CommandButton Hide
39	pjm2	1.27	Caption = "hide"
40			Height = 255
41			Left = 3960
42	pjm2	1.24	TabIndex = 6
43	pjm2	1.27	Top = 480
44			Width = 615
45	pjm2	1.11	End
46			Begin SysTray.SystemTray SystemTray
47	pjm2	1.26	Left = 2520
48			Top = 4200
49	pjm2	1.11	_ExtentX = 847
50			_ExtentY = 847
51			SysTrayText = "i-scream Winhost"
52			IconFile = 0
53			End
54	pjm2	1.8	Begin VB.Timer Timer1
55	pjm2	1.26	Left = 3120
56			Top = 4200
57	pjm2	1.1	End
58	pjm2	1.10	Begin VB.CommandButton Reconfigure
59			Caption = "Reconfigure with FilterManager"
60	pjm2	1.12	Height = 375
61	pjm2	1.26	Left = 840
62	pjm2	1.10	TabIndex = 0
63	pjm2	1.26	Top = 3480
64	pjm2	1.10	Width = 2895
65	pjm2	1.1	End
66	pjm2	1.5	Begin MSWinsockLib.Winsock TCPSock
67	pjm2	1.26	Left = 4080
68			Top = 4200
69	pjm2	1.1	_ExtentX = 741
70			_ExtentY = 741
71			_Version = 393216
72			End
73	pjm2	1.5	Begin MSWinsockLib.Winsock UDPSock
74	pjm2	1.26	Left = 3600
75			Top = 4200
76	pjm2	1.1	_ExtentX = 741
77			_ExtentY = 741
78			_Version = 393216
79			Protocol = 1
80			End
81	pjm2	1.9	Begin VB.Label Label2
82			Alignment = 1 'Right Justify
83			Caption = "Next heartbeat:"
84	pjm2	1.8	Height = 255
85	pjm2	1.26	Left = 120
86	pjm2	1.24	TabIndex = 5
87	pjm2	1.26	Top = 480
88	pjm2	1.9	Width = 1455
89	pjm2	1.8	End
90	pjm2	1.9	Begin VB.Label Label1
91			Alignment = 1 'Right Justify
92			Caption = "Next UDP packet:"
93	pjm2	1.8	Height = 255
94	pjm2	1.24	Left = 120
95			TabIndex = 4
96	pjm2	1.9	Top = 120
97			Width = 1455
98	pjm2	1.8	End
99	pjm2	1.9	Begin VB.Label Label4
100	pjm2	1.10	BorderStyle = 1 'Fixed Single
101	pjm2	1.9	Caption = "0"
102	pjm2	1.7	Height = 255
103	pjm2	1.26	Left = 1680
104	pjm2	1.24	TabIndex = 3
105	pjm2	1.26	Top = 480
106	pjm2	1.9	Width = 615
107	pjm2	1.7	End
108	pjm2	1.9	Begin VB.Label Label3
109	pjm2	1.10	BorderStyle = 1 'Fixed Single
110	pjm2	1.9	Caption = "0"
111	pjm2	1.7	Height = 255
112	pjm2	1.24	Left = 1680
113			TabIndex = 2
114	pjm2	1.9	Top = 120
115			Width = 615
116	pjm2	1.7	End
117	pjm2	1.6	Begin VB.Label Status
118	pjm2	1.12	Alignment = 2 'Center
119	pjm2	1.6	Caption = "Status:"
120	pjm2	1.1	Height = 255
121	pjm2	1.18	Left = 0
122	pjm2	1.24	TabIndex = 1
123	pjm2	1.26	Top = 840
124			Width = 3855
125	pjm2	1.1	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	pjm2	1.15	' For the system tray bits
133	pjm2	1.4	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	pjm2	1.18	Dim filterManagerTCPPort As Long
138	pjm2	1.4
139	pjm2	1.13	Dim seqNo As Long
140			Dim machineName As String
141
142	pjm2	1.32	Dim secondsRunning As Long
143
144	pjm2	1.2	Dim filterHostname As String
145	pjm2	1.3	Dim filterTCPPort As Integer
146			Dim filterUDPPort As Integer
147			Dim fileList As String
148			Dim lastModified As String
149	pjm2	1.2
150	pjm2	1.32	Dim fourtySevenDays As Integer
151
152	pjm2	1.7	Dim UDPUpdateTime As Integer
153			Dim TCPUpdateTime As Integer
154
155	pjm2	1.2	Dim protocolVersion As String
156			Dim connected As Boolean
157	pjm2	1.16
158	pjm2	1.21	Dim CUpTime As New CUpTime
159	pjm2	1.25	Dim wksta As New CNetWksta
160	pjm2	1.16
161	pjm2	1.26	Dim windowBig As Boolean
162
163	pjm2	1.1	Dim responseNumber As Integer
164
165	pjm2	1.26	Private Sub Command1_Click()
166
167			' Toggle visibility of the debug output.
168
169			If windowBig Then
170			Form1.Height = 1500
171			windowBig = False
172			Else
173			Form1.Height = 4350
174			windowBig = True
175			End If
176
177			End Sub
178
179	pjm2	1.2	Private Sub Form_Load()
180	pjm2	1.13
181	pjm2	1.22	If App.PrevInstance Then
182			x = MsgBox("There is already an i-scream Winhost running on this machine.", 48, "i-scream host already running")
183	pjm2	1.25	End
184	pjm2	1.22	End If
185
186	pjm2	1.32	' Assume the host is run within the first 47 days of the machine starting.
187			fourtySevenDays = 0
188
189	pjm2	1.2	protocolVersion = "1.1"
190	pjm2	1.13
191	pjm2	1.10	Status.Caption = "Loading"
192	pjm2	1.21	Form1.Caption = "i-scream Winhost " & protocolVersion
193
194			CUpTime.Init
195
196			If CUpTime.isWin9x Then
197	pjm2	1.25	x = MsgBox("Sorry, the i-scream host can only be used to monitor servers (i.e. not Win9x)", 48, "Not a server")
198	pjm2	1.21	End
199			End If
200	pjm2	1.6
201	pjm2	1.26	windowBig = False
202
203	pjm2	1.4	''''TEMP
204	pjm2	1.18	'filterManagerHostname = "killigrew.ukc.ac.uk"
205			'filterManagerTCPPort = 4567
206	pjm2	1.13	''''' END TEMP
207	pjm2	1.4
208	pjm2	1.18	'GoTo skip
209	pjm2	1.4	On Error GoTo iniError
210			Dim buf As String * 256
211			Dim length As Long
212	pjm2	1.18	length = GetPrivateProfileString("i-scream Winhost", "FilterManager", "<no value>", buf, Len(buf), App.Path & "/winhost.ini")
213	pjm2	1.4	filterManagerHostname = Left$(buf, length)
214	pjm2	1.18	length = GetPrivateProfileInt("i-scream Winhost", "FilterManagerPort", 0, App.Path & "/winhost.ini")
215			filterManagerTCPPort = length
216	pjm2	1.25	If filterManagerHostname = "" Then
217			GoTo iniError
218			End If
219	pjm2	1.20	On Error GoTo 0
220	pjm2	1.13	skip:
221
222	pjm2	1.18	Status.Caption = "Connecting to Filter Manager " & filterManagerHostname & ":" & filterManagerTCPPort
223	pjm2	1.13	Reconfigure_Click
224	pjm2	1.6
225	pjm2	1.20	SystemTray.Icon = Val(Form1.Icon)
226	pjm2	1.15	SystemTray.Action = 0
227
228
229	pjm2	1.4	Exit Sub
230
231			iniError:
232	pjm2	1.18	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")
233	pjm2	1.4	End
234
235			End Sub
236
237	pjm2	1.10	Private Sub Form_QueryUnload(Cancel As Integer, UnloadMode As Integer)
238	pjm2	1.11	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")
239	pjm2	1.10	If x = 7 Then
240			Cancel = True
241	pjm2	1.15	Else
242			SystemTray.Action = 2
243	pjm2	1.10	End If
244
245			End Sub
246
247	pjm2	1.11	Private Sub Hide_Click()
248			Form1.Visible = False
249			SystemTray.Icon = Val(Form1.Icon)
250			End Sub
251
252	pjm2	1.30	Private Sub Image1_Click()
253
254			End Sub
255
256	pjm2	1.10	Private Sub Reconfigure_Click()
257			' establish a TCP connection to a filtermanager
258			connected = False
259			TCPSock.Close
260			TCPSock.Connect filterManagerHostname, filterManagerTCPPort
261	pjm2	1.11	End Sub
262
263
264
265			Private Sub SystemTray_MouseDblClk(ByVal Button As Integer)
266
267			Form1.Visible = True
268			Form1.SetFocus
269
270	pjm2	1.10	End Sub
271
272	pjm2	1.5	Private Sub TCPSock_Connect()
273	pjm2	1.6
274			responseNumber = 0
275	pjm2	1.1
276	pjm2	1.3	' Send something as soon as we connect to the server.
277			If connected = False Then
278			' contact the FilterManager
279	pjm2	1.5	TCPSock.SendData "STARTCONFIG" & vbCrLf
280	pjm2	1.3	Else
281			' Contact the Filter
282	pjm2	1.5	TCPSock.SendData "HEARTBEAT" & vbCrLf
283	pjm2	1.3	End If
284	pjm2	1.1
285			End Sub
286
287	pjm2	1.5	Private Sub TCPSock_DataArrival(ByVal bytesTotal As Long)
288	pjm2	1.1
289			responseNumber = responseNumber + 1
290
291			' Get the line from the server.
292	pjm2	1.5	TCPSock.GetData response, vbString, bytesTotal
293	pjm2	1.1
294			' Remove linefeeds and returns from the line.
295			response = Replace(response, Chr(13), "")
296			response = Replace(response, Chr(10), "")
297
298	pjm2	1.2	If connected = False Then
299			' Perform TCP configuration (1.1)
300			On Error GoTo configError
301			Select Case responseNumber
302			Case 1:
303			If Not response = "OK" Then GoTo configError
304	pjm2	1.5	TCPSock.SendData "LASTMODIFIED" & vbCrLf
305	pjm2	1.26	Text1.Text = "Requesting configuration from FilterManager:- " & vbCrLf
306			Text1.Text = Text1.Text & response & vbCrLf
307	pjm2	1.2	Case 2:
308			If response = "ERROR" Then GoTo configError
309	pjm2	1.3	lastModified = response
310	pjm2	1.26	Text1.Text = Text1.Text & response & vbCrLf
311	pjm2	1.5	TCPSock.SendData "FILELIST" & vbCrLf
312	pjm2	1.29	' New addition to the protocol.
313	pjm2	1.2	Case 3:
314			If response = "ERROR" Then GoTo configError
315	pjm2	1.3	fileList = response
316	pjm2	1.26	Text1.Text = Text1.Text & response & vbCrLf
317	pjm2	1.29	TCPSock.SendData "FQDN" & vbCrLf
318			Case 4:
319			If response = "ERROR" Then GoTo configError
320			Text1.Text = Text1.Text & response & vbCrLf
321			machineName = response
322	pjm2	1.5	TCPSock.SendData "UDPUpdateTime" & vbCrLf
323	pjm2	1.29	Case 5:
324	pjm2	1.2	If response = "ERROR" Then GoTo configError
325	pjm2	1.7	UDPUpdateTime = response
326	pjm2	1.26	Text1.Text = Text1.Text & response & vbCrLf
327	pjm2	1.5	TCPSock.SendData "TCPUpdateTime" & vbCrLf
328	pjm2	1.29	Case 6:
329	pjm2	1.2	If response = "ERROR" Then GoTo configError
330	pjm2	1.7	TCPUpdateTime = response
331	pjm2	1.26	Text1.Text = Text1.Text & response & vbCrLf
332	pjm2	1.5	TCPSock.SendData "ENDCONFIG" & vbCrLf
333	pjm2	1.29	Case 7:
334	pjm2	1.2	If Not response = "OK" Then GoTo configError
335	pjm2	1.26	Text1.Text = Text1.Text & response & vbCrLf
336	pjm2	1.5	TCPSock.SendData "FILTER" & vbCrLf
337	pjm2	1.29	Case 8:
338	pjm2	1.26	Text1.Text = Text1.Text & response & vbCrLf
339	pjm2	1.2	'we got a filter list here.
340			readTo = 0
341			' get hostname
342			readTo = InStr(1, response, ";", vbBinaryCompare)
343			filterHostname = Mid(response, 1, readTo - 1)
344			response = Mid(response, readTo + 1, Len(response))
345			' get UDP Port number
346			readTo = InStr(1, response, ";")
347			filterUDPPort = Mid(response, 1, readTo - 1)
348			response = Mid(response, readTo + 1, Len(response))
349			' get TCP Port number
350			filterTCPPort = response
351	pjm2	1.5	TCPSock.SendData "END" & vbCrLf
352	pjm2	1.29	Case 9:
353	pjm2	1.2	If Not response = "OK" Then GoTo configError
354			connected = True
355			responseNumber = 0
356	pjm2	1.5	TCPSock.Close
357	pjm2	1.26	Text1.Text = Text1.Text & response & vbCrLf
358	pjm2	1.24	'Text4.Text = Text4.Text & vbCrLf & " <closed>"
359	pjm2	1.10	Status.Caption = "Configuration successful"
360	pjm2	1.8	Label3.Caption = UDPUpdateTime
361			Label4.Caption = TCPUpdateTime
362			Timer1.Interval = 1000
363	pjm2	1.2	End Select
364			Else
365			' Perform a heartbeat (1.1)
366			On Error GoTo heartbeatError
367			Select Case responseNumber
368			Case 1:
369	pjm2	1.3	If Not response = "OK" Then GoTo heartbeatError
370	pjm2	1.26	Text1.Text = "Performing heartbeat: -" & vbCrLf
371			Text1.Text = Text1.Text & response & vbCrLf
372	pjm2	1.5	TCPSock.SendData "CONFIG" & vbCrLf
373	pjm2	1.2	Case 2:
374	pjm2	1.3	If Not response = "OK" Then GoTo heartbeatError
375	pjm2	1.26	Text1.Text = Text1.Text & response & vbCrLf
376	pjm2	1.5	TCPSock.SendData fileList & vbCrLf
377	pjm2	1.2	Case 3:
378	pjm2	1.3	If Not response = "OK" Then GoTo heartbeatError
379	pjm2	1.26	Text1.Text = Text1.Text & response & vbCrLf
380	pjm2	1.5	TCPSock.SendData lastModified & vbCrLf
381	pjm2	1.2	Case 4:
382	pjm2	1.3	If Not response = "OK" Then GoTo heartbeatError
383	pjm2	1.26	Text1.Text = Text1.Text & response & vbCrLf
384	pjm2	1.5	TCPSock.SendData "ENDHEARTBEAT" & vbCrLf
385	pjm2	1.2	Case 5:
386	pjm2	1.3	If Not response = "OK" Then GoTo heartbeatError
387	pjm2	1.26	Text1.Text = Text1.Text & response & vbCrLf
388	pjm2	1.5	TCPSock.Close
389	pjm2	1.10	Status.Caption = "Heartbeat sent successfully."
390	pjm2	1.2	End Select
391
392			End If
393
394
395			Exit Sub
396
397			configError:
398	pjm2	1.33	Status.Caption = "FAILED to get configuration from the server"
399	pjm2	1.8	Exit Sub
400	pjm2	1.2	heartbeatError:
401	pjm2	1.10	Status.Caption = "Heatbeat FAILED"
402	pjm2	1.8	Exit Sub
403	pjm2	1.1	End Sub
404	pjm2	1.5
405	pjm2	1.8	Private Sub Timer1_Timer()
406
407			Label3.Caption = Label3.Caption - 1
408			Label4.Caption = Label4.Caption - 1
409
410	pjm2	1.10	Status.Caption = ""
411	pjm2	1.8
412			If Label3.Caption < 1 Then
413	pjm2	1.15
414			' prepare the contents of the XML packet.
415			seqNo = seqNo + 1
416	pjm2	1.26
417	pjm2	1.31	netbiosName = TCPSock.LocalHostName
418	pjm2	1.26
419	pjm2	1.16	LocalIP = TCPSock.LocalIP
420	pjm2	1.14	packetDate = Date2Num()
421	pjm2	1.15
422
423			Dim verinfo As OSVERSIONINFO
424			verinfo.dwOSVersionInfoSize = Len(verinfo)
425			ret% = GetVersionEx(verinfo)
426			If ret% = 0 Then
427			MsgBox "Error getting Windows version Information"
428			End
429			End If
430
431	pjm2	1.21	osName = GetVersion()
432	pjm2	1.15	osVersionMajor = verinfo.dwMajorVersion
433			osVersionMinor = verinfo.dwMinorVersion
434			osBuild = verinfo.dwBuildNumber
435
436			Dim sysinfo As SYSTEM_INFO
437			GetSystemInfo sysinfo
438			Select Case sysinfo.dwProcessorType
439			Case PROCESSOR_INTEL_386
440			processorType = "Intel 386"
441			Case PROCESSOR_INTEL_486
442			processorType = "Intel 486"
443			Case PROCESSOR_INTEL_PENTIUM
444			processorType = "Intel Pentium variant"
445			Case PROCESSOR_MIPS_R4000
446			processorType = "MIPS R4000"
447			Case PROCESSOR_ALPHA_21064
448			processorType = "DEC Alpha 21064"
449			Case Else
450			processorType = "(unknown)"
451			End Select
452
453			Dim memsts As MEMORYSTATUS
454			Dim memory&
455			GlobalMemoryStatus memsts
456			memory& = memsts.dwTotalPhys
457	pjm2	1.29	memTotal = memory& \ 1048576
458	pjm2	1.15	memory& = memsts.dwAvailPhys
459	pjm2	1.29	memFree = memory& \ 1048576
460	pjm2	1.15	memory& = memsts.dwTotalVirtual
461	pjm2	1.29	swapTotal = memory& \ 1048576
462	pjm2	1.15	memory& = memsts.dwAvailVirtual
463	pjm2	1.29	swapFree = memory& \ 1048576
464	pjm2	1.15
465	pjm2	1.23	CUpTime.Capture
466			cpu_time = CUpTime.CPUTime
467			percent_idle = CUpTime.PercentIdle
468	pjm2	1.32
469			'' Doesn't work after 47 days :-/
470			'uptime = GetTickCount \ 1000
471
472	pjm2	1.33	'secondsRunning = secondsRunning + UDPUpdateTime
473			'uptime = secondsRunning
474
475			uptime = CUpTime.MilliSecs / 1000#
476	pjm2	1.23
477	pjm2	1.28	userCount = wksta.LoggedOnUsers
478
479	pjm2	1.15	' build the contents of the XML packet
480	pjm2	1.16	xml = "<packet seq_no=""" & seqNo & """ machine_name=""" & machineName & """ date=""" & packetDate & """ type=""data"" ip=""" & LocalIP & """>" & _
481	pjm2	1.15	"<os>" & _
482	pjm2	1.31	"<netbios_name>" & netbiosName & "</netbios_name>" & _
483	pjm2	1.15	"<name>" & osName & "</name>" & _
484			"<version>" & osVersionMajor & "</version>" & _
485			"<release>" & osBuild & "</release>" & _
486			"<platform>" & osName & "</platform>" & _
487			"<minor_version>" & osVersionMinor & "</minor_version>" & _
488			"<processor>" & processorType & "</processor>" & _
489	pjm2	1.19	"<uptime>" & uptime & "</uptime>" & _
490	pjm2	1.15	"</os>" & _
491	pjm2	1.28	"<users><count>" & userCount & "</count></users>" & _
492	pjm2	1.23	"<cpu><idle>" & percent_idle & "</idle><user>" & cpu_time & "</user></cpu>" & _
493	pjm2	1.15	"<memory><total>" & memTotal & "</total><free>" & memFree & "</free></memory>" & _
494			"<swap><total>" & swapTotal & "</total><free>" & swapFree & "</free></swap>" & _
495	pjm2	1.17	"</packet>"
496	pjm2	1.26	Text1.Text = "Last packet contained: -" & vbCrLf & xml
497	pjm2	1.8
498			' Use the first winsock control to send a UDP packet.
499			UDPSock.RemoteHost = filterHostname
500			UDPSock.RemotePort = filterUDPPort
501			UDPSock.SendData xml
502	pjm2	1.10	Status.Caption = "UDP packet sent"
503	pjm2	1.8	Label3.Caption = UDPUpdateTime
504			End If
505
506			If Label4.Caption < 1 Then
507			' establish a TCP connection to a filter
508			TCPSock.Close
509			TCPSock.Connect filterHostname, filterTCPPort
510			Label4.Caption = TCPUpdateTime
511			End If
512
513			End Sub
514	pjm2	1.13
515			Function Date2Num() As Long
516	pjm2	1.14	Dim x As Long
517			x = DateDiff("s", "1-1-1970", Now)
518			Date2Num = x
519	pjm2	1.13	End Function