23. juni 2003 - 06:29Der er
5 kommentarer og 1 løsning
Automatisk slette filer ændre end X dage eller hvis Z % fuld ?
En PC "optager" fra en videokanal og afleverer løbende en masse store *.AVI/*.WAV filer på en hurtigt HD på samme PC. Disse filer bliver FTP'et til en anden (UNIX baseret) server med jævne mellemrum. Det er den anden PC der henter. Men HD'en bliver jo hurtigt fyldt op så...
Jeg ønsker at førstnævnte PC selv skal Slette filer (på et bestemt DRIVE/PATH) som er ældre end eks 24 timer. Og/eller Slette ældste filer hvis eks <10% diskplads tilbage.
Det skal ikke være sådan at når filerne ER overført til den anden server så bliver slettet straks derefter.
AI bliver først for alvor en del af arbejdet, når teknologien integreres i den måde, vi arbejder på. At have adgang til AI betyder ikke nødvendigvis, at medarbejderne er klar til at bruge den.
'~~[comment]~~ ' PURGEFILES.vbs uses the LastModifiedDate*24 of a file ' and deletes it if it is older that the specified number of hours. ' Supports command line arguments. '~~[/comment]~~ ' '~~[script]~~ '========================================================================== ' ' COMMENT:PURGEFILES.vbs uses the LastModifiedDate*24 of a file and deletes it ' if it is older that the specified number of hours. ' ' USAGE: CScript.exe purgefiles.vbs <rootfolder\*.filetype> <maxhoursold> [/R] [/S] [/T] [/V] [/L:logfile] [/E] ' ' <rootfolder> - Specifies the directory to start purging files. ' <maxhoursold> - Specifies how old a file can be in Days before it is purged. ' [/E] - Report status and results to the Event Log. ' [/L:logfile] - Specifies a file to output the results to. ' [/R] - Deletes the rootfolder if it is empty. ' [/S] - Deletes any empty subdirectories. ' [/T] - Test Mode - does not delete any files or directories. ' [/V] - Verbose Mode - shows detailed information to the screen. ' /? - Displays USAGE message. ' '========================================================================== 'Revision History: ' 'v2.1 - 11 Oct. 2003 'Possible to define filetype on cmd line eg. E:\*.qzx and E:\grap\*.qzx ' 'v2.0 - 13 Sep. 2003 'Changed to use number of HOURS instead of DAYS ' 'v1.2.1 - 11/06/02 '*Fixed* Script would not write anything to the logfile unless it was in TestMode. '*Fixed* Potential problem that could delete the logfile if 0 maxhoursold was used. ' 'v1.2 - 11/04/02 '*Added* [/L] - LogFile option. '*Added* [/E] - Event Log option. '*Added* [/V] - Verbose Mode option. '*Added* [/T] - Test Mode option. ' 'v1.1 - 11/01/02 '*Added* [/R] - bDeleteRoot option. '*Added* [/S] - bDeleteSub option. ' 'v1.0 - 10/31/02 'Initial Release. ' '==========================================================================
Dim objFSO, objWSH, objLogFile Dim argCount, iArg, flg Dim RootFolder, Logfile, MaxHoursOld, Ext Dim iDelFiles, iDelDirs Dim bDeleteRoot, bDeleteSub,bVerbMode, bTestMode, bEventLog
On Error Resume Next
Set objWSH = CreateObject("WScript.Shell") Set objFSO = CreateObject("Scripting.FileSystemObject")
argCount = WScript.Arguments.Count iArg = 0
' Check to see if the user is asking for help. If argCount > 0 Then flg = LCase(WScript.Arguments(0)) If (flg="help") Or (flg="/h") Or (flg="\h") Or (flg="-h") Or (flg="h") Or _ (flg="/?") Or (flg="\?") Or (flg="-?") Or (flg="?") Then Call ShowUsage End If End If
' Make sure that we have at least 2 arguments. If argCount < 2 Then Call Fail("Usage: " & WScript.ScriptName & " /? for help.") End If
' Verify that the first argument is a folder and it exists. RootFolder = NextArgument Ext=Mid(rootfolder,Instr(rootfolder,"*.")+2) RootFolder=Replace(RootFolder,"*." & ext,"") Ext=Lcase(Ext) If Not objFSO.FolderExists(RootFolder) Then Call Fail("Can't find " & chr(34) & RootFolder & chr(34) & ".") End If
' Verify that the second argument is a valid number of hours. MaxHoursOld = NextArgument If IsNumeric(MaxHoursOld) Then If (MaxHoursOld >= 1) Then MaxHoursOld = Int(MaxHoursOld) Else Call Fail("Invalid MAXHOURSOLD parameter.") End If Else Call Fail("Invalid MAXHOURSOLD parameter.") End If
' If we have more than 2 arguments then error out. If Not IsEmpty(NextArgument)Then Call Fail("Usage: " & WScript.ScriptName & " /? for help.") End If
' Open the logfile if it was an option. If Not IsEmpty(Logfile) Then Set objLogFile = objFSO.CreateTextFile(Logfile, True) Call CheckError End If
' Everything should be ok so proceed with the purging. Call LogToEventLog("Script has started...", EVENT_INFORMATION) Call LogEvent("PurgeFiles.vbs has started..." & vbCrLf) Call ScanFolder(RootFolder)
' Show the results. If there were any errors then the script would have exited already. Call LogToEventLog("Script has ended..." & vbCrLf & "Deleted Files: " & _ iDelFiles & vbCrLf & "Deleted Folders: " & iDelDirs, _ EVENT_INFORMATION)
' Clean up. Set objWSH = Nothing Set objFSO = Nothing If Not IsEmpty(Logfile) Then objLogFile.Close
' Exit the script. WScript.Quit 0
'========================================================================== Sub ScanFolder(sFolderName)
Dim objFolder, objSubFolders, objFiles Dim Folder, File Dim ret
On Error Resume Next Set objFolder = objFSO.GetFolder(sFolderName) Set objSubFolders = objFolder.SubFolders Set objFiles = objFolder.Files
For Each Folder In objSubFolders ScanFolder (Folder.Path) Next
For Each File In objFiles ret = HoursOld(File.Path) ' If the file older than the wanted # of hour then delete it. If ret > MaxHoursOld and Instr(Lcase(File.path),"." & Ext)>0 Then If bTestMode = False Then If StrComp(File.Path, Logfile, vbTextCompare) <> 0 Then Call LogEvent(File.Path & " is " & ret & " hours old. - FILE DELETED.") objFSO.DeleteFile File, True ' Call CheckError End If End If iDelFiles = iDelFiles + 1 End If Next
' If the folder is empty then delete the folder. If objFiles.Count <= 0 Then If sFolderName = RootFolder Then If bDeleteRoot = True Then If bTestMode = False Then Call LogEvent(sFolderName & " is empty. - FOLDER DELETED") objFSO.DeleteFolder sFolderName, True Call CheckError End If iDelDirs = iDelDirs + 1 Exit Sub Else: Exit Sub End If End If If bDeleteSub = True Then If bTestMode = False Then Call LogEvent(sFolderName & " is empty. - FOLDER DELETED") objFSO.DeleteFolder sFolderName, True Call CheckError End If iDelDirs = iDelDirs + 1 Exit Sub Else: Exit Sub End If End If
End Sub
'========================================================================== Function HoursOld(sFileName)
Dim objFile
On Error Resume Next
Set objFile = objFSO.GetFile(sFileName) Call CheckError
' Return the difference in hours. HoursOld = Round(Cdbl(Now() - objFile.DateLastModified)*24)
End Function
'========================================================================== ' Extract argument value from command line, processing any option flags. Function NextArgument
Dim arg
Do ' Loop to pull in option flags until an argument value is found. If iArg >=argCount Then Exit Function arg = WScript.Arguments(iArg) iArg = iArg + 1 If (AscW(arg) <> AscW("/")) And (AscW(arg) <> AscW("-")) Then Exit Do Select Case UCase(Right(arg, Len(arg) -1)) Case "E" : bEventLog = True Case "R" : bDeleteRoot = True Case "S" : bDeleteSub = True Case "T" : bTestMode = True Case "V" : bVerbMode = True Case Else If UCase(Mid(arg, 2, 2)) = "L:" Then LogFile = Mid(arg,4) Else Call Fail("Invalid option flag: " & arg) End If End Select Loop
NextArgument = arg
End Function
'========================================================================== Sub ShowUsage
WScript.Echo "CScript.exe " & WScript.ScriptName & " <rootfolder\*.filetype> <maxhoursold> [/R] [/S] [/T] [/V]" & vbCrLf & _ vbTab & vbTab & vbTab & vbTab & vbTab & " [/L:logfile]" & vbCrLf & vbCrLf & _ " rootfolder" & vbTab & "Specifies the directory to start purging files." & vbCrLf & _ " maxhoursold" & vbTab & "Specifies how old a file can be in hours before it is purged." & vbCrLf & _ " /E" & vbTab & vbTab & "Report status and results to the Event Log." & vbCrLf & _ " /L:logfile" & vbTab & vbTab & "Specifies a file to output the results to." & vbCrLf & _ " /R" & vbTab & vbTab & "Deletes the rootfolder if it is empty." & vbCrLf & _ " /S" & vbTab & vbTab & "Deletes any empty subdirectories." & vbCrLf & _ " /T" & vbTab & vbTab & "Test Mode - does not delete any files or directories." & vbCrLf & _ " /V" & vbTab & vbTab & "Verbose Mode - shows detailed information to the screen." & vbCrLf & _ " /?" & vbTab & vbTab & "Displays this message." & vbCrLf & vbCrLf & _ WScript.ScriptName & " will not delete any directories by default." WScript.Quit 1
End Sub
'========================================================================== Sub CheckError()
Dim msg
If Err.Number = 0 Then Exit Sub msg = Err.Source & " " & Hex(Err) & ": " & Err.Description
Call Fail(msg)
End Sub
'========================================================================== Sub LogEvent(sMessage)
If bVerbMode Then WScript.Echo(sMessage) If IsObject(objLogFile) Then objLogFile.WriteLine(sMessage)
End Sub
'========================================================================== Sub LogToEventLog(sMessage, nValue)
If bEventLog Then objWSH.LogEvent nValue, WScript.ScriptName & ": " & sMessage
End Sub
'========================================================================== Sub Fail(sMessage)
If bEventLog Then LogToEventLog sMessage, EVENT_ERROR If IsObject(objLogFile) Then objLogFile.WriteLine(WScript.ScriptName & ": " & sMessage) objLogFile.Close End If ' Optional write Error messages ' WScript.Echo WScript.ScriptName & ": " & sMessage
WScript.Quit(1)
End Sub '~~[/script]~~
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