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Active Directory and WMI: VBscript to enumerate the system uptime of all servers in Active Directory V2

The script for today is created for Paul.
It is an extension of the previous server uptime script.
The uptime is now formatted in: xx days, xx hours, xx minutes.


Follow the next steps to run the script (admin rights needed for the WMI connections):

  • copy and paste the script in your favorite text editor
  • save the script (for example c:tempserveruptimev2.vbs)
  • open a command prompt
  • go to “c:temp”
  • give “cscript serveruptimev2.vbs” (without quotes) and enter

The script:

' Name : serveruptimev2.vbs
' Description : script to enumerate the system uptime of all servers in Active Directory V2
' Author : dirk adamsky - deludi bv
' Version : 2.00
' Date : 15-07-2010

Set adoCommand = CreateObject("ADODB.Command")
Set adoConnection = CreateObject("ADODB.Connection")
adoConnection.Provider = "ADsDSOObject"
adoConnection.Open "Active Directory Provider"
adoCommand.ActiveConnection = adoConnection

Set objRootDSE = GetObject("LDAP://RootDSE")
strDNSDomain = objRootDSE.Get("defaultNamingContext")
strBase = "<LDAP://" & strDNSDomain & ">"
strFilter = "(&(objectCategory=computer)(operatingSystem=*server*))"
strAttributes = "name"

strQuery = strBase & ";" & strFilter & ";" & strAttributes & ";subtree"
adoCommand.CommandText = strQuery
adoCommand.Properties("Page Size") = 100
adoCommand.Properties("Timeout") = 30
adoCommand.Properties("Cache Results") = False
Set adoRecordset = adoCommand.Execute

Do Until adoRecordset.EOF
	On Error Resume Next
	strHostname = adoRecordset.Fields("name").Value
	If CheckStatus(strHostname) = False Then
		Wscript.Echo strHostname & " does not reply"
	Else
		Wscript.Echo strHostname & " is up for " & GetUptime(strHostname)
	End If
	adoRecordset.MoveNext
Loop

adoRecordset.Close
adoConnection.Close

Set adoRecordset = Nothing
Set objRootDSE = Nothing
Set adoConnection = Nothing
Set adoCommand = Nothing

Function CheckStatus(strAddress)
	Dim objPing, objRetStatus
	Set objPing = GetObject("winmgmts:{impersonationLevel=impersonate}").ExecQuery _
      ("select * from Win32_PingStatus where address = '" & strAddress & "'")
	For Each objRetStatus In objPing
        If IsNull(objRetStatus.StatusCode) Or objRetStatus.StatusCode <> 0 Then
			CheckStatus = False
        Else
			CheckStatus = True
        End If
    Next
	Set objPing = Nothing
End Function 

Function GetUptime(strServer)
	Set objDateTime = CreateObject("WbemScripting.SWbemDateTime")
	Set objWMIService = GetObject("winmgmts:\" & strServer & "rootcimv2")
	Set colOperatingSystems = objWMIService.ExecQuery("Select * from Win32_OperatingSystem")
	For Each objOS in colOperatingSystems
		objDateTime.Value = objOS.LastBootUpTime
		strMinutes = DateDiff("n", objDateTime.GetVarDate, Now)
		If strMinutes =< 0 Then
			strUptime = "0 days, 0 hours, 0 minutes"
		Else
			strUptime = ""
			If strMinutes >= 1440 Then
				strUptime = Round(strMinutes1440,0) & " days,"
			End If
			strMinutes = strMinutes Mod 1440
			If strMinutes >= 60 Then
				strUptime = strUptime & (strMinutes60) & " hours,"
			End If
			strMinutes = strMinutes Mod 60
			GetUptime = strUptime & strMinutes & " minutes"
		End If
	Next
	Set colOperatingSystems = Nothing
	Set objWMIService = Nothing
	Set objDateTime = Nothing
End Function

When you have problems/questions please post a reply or give a ‘star’ rating.

Happy scripting.

Best regards,

Dirk Adamsky – Deludi BV

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  • 3 Responses so far.

    1. Vijay says:

      Hello Mate,
      Script is awesome!!!
      I request you to do some more modification, so that it will help people like me..(Monthly Reporting)
      Date function (30days and 31days)
      Calling server names from Txt File..
      And a HTML or Excel out put with the details (Percentage of uptime, uptime in Hours and Days).
      Thanks a lot in advance..
      VJ.

    2. dirk adamsky says:

      Hi Vijay,

      with this script you can find the uptime of a single server:

      strComputer = &quot;srv001&quot;
      Set dateTime = CreateObject(&quot;WbemScripting.SWbemDateTime&quot;)
      Set objWMIService = GetObject(&quot;winmgmts:\&quot; &amp; strComputer &amp; &quot;rootcimv2&quot;)
      Set colOperatingSystems = objWMIService.ExecQuery(&quot;Select * from Win32_OperatingSystem&quot;)
      For Each objOS in colOperatingSystems
          dateTime.Value = objOS.LastBootUpTime
      	wscript.echo dateTime.GetVarDate
      Next
      

      Please replace “srv001″ with your servername.
      The other questions will be answered later..

      Best regards,

      Dirk Adamsky

    3. Manuel says:

      Hello Dirk,
      The scripts returns only “SERVERNAME does not reply”.
      Do you know why or what it is missing from my part?

      Thanks!

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