It has two retentionmodes. Either clear based on number of last changed files or for specific days.
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| $scriptPath = $(split-path -Parent $myinvocation.MyCommand.Definition) | |
| Import-Module "$($scriptPath)\XssIisTools.psm1" -Force | |
| #$logPaths = "D:\LOGS\IIS\W3SVC2000719483","D:\LOGS\IIS\W3SVC184136160","D:\LOGS\IIS\W3SVC1417816532" #variant1 only selected folders | |
| $logPaths = Get-ChildItem -Path "D:\LOGS\IIS\" |where-object {$_.PSIsContainer} |select -ExpandProperty FullName #variant2 all subfolders folders in selected path | |
| $filetypes = "u_ex*.log" #what files to delete | |
| $numerOfFileToKeep = 30 | |
| $logFileName = "LastRunLog.txt" | |
| $logFilePath = Join-Path -Path $scriptPath -ChildPath $logFileName | |
| Start-Transcript -Path $logFilePath | |
| foreach ($logPath in $logPaths) { | |
| remove-IISLogs -logPath $logpath -fileTypes $filetypes -count $numerOfFileToKeep | |
| } | |
| remove-IISLogs -logPath "D:\LOGS\ELMAH\App_Data" -fileTypes "*.xml" -retentionMode Days -count 30 | |
| Stop-Transcript |
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| <# | |
| .Synopsis | |
| Removes files of type $filetypes from folder $logpath | |
| .DESCRIPTION | |
| author: xxx | |
| created:2016-01-02 | |
| lastModified:2017-11-14 | |
| .EXAMPLE | |
| remove-IISLogs -logPath "D:\Utils\loggTest\W3SVC442871005" -fileTypes u_ex*.log | |
| .EXAMPLE | |
| remove-IISLogs -logPath "D:\Utils\loggTest\W3SVC442871005" -fileTypes *.xml -retentionMode Days | |
| #> | |
| function remove-IISLogs { | |
| [CmdletBinding(SupportsShouldProcess=$true,confirmImpact="Medium")] | |
| Param ( | |
| [Parameter(Mandatory=$true)] | |
| [ValidateNotNullOrEmpty()] | |
| $logPath, | |
| $fileTypes = "*.log", | |
| [ValidateSet("Days","Files")] | |
| $retentionMode = "Files", | |
| $count = 7 | |
| ) | |
| Process { | |
| if (Test-Path -Path $logPath) { | |
| $AllFiles = Get-ChildItem -Path $logpath -Filter $filetypes | |
| if ($AllFiles -ne $null -and -$allfiles.count -ne 0) { | |
| if ($retentionMode -eq "Files") { | |
| write-verbose "Using files as retentionMode" | |
| $oldFiles = $allfiles |Sort-Object lastWriteTime -Descending|select -Skip $count | |
| } | |
| elseif ($retentionMode -eq "Days") { | |
| write-verbose "Using days as retentionmode" | |
| $oldFiles = $AllFiles| where-object { $_.LastWriteTime -lt (get-date).AddDays(-$count)} | |
| } | |
| else { write-output "OldFiles couldn't be numbered" } | |
| if ($OldFiles.count -gt 0 -and $oldFiles -ne $null) { | |
| try { | |
| if ($PSCmdlet.ShouldProcess("$logPath (filetypes:$filetypes) with retentionMode $retentionMode, count $count")) { | |
| $oldFiles |Remove-Item | |
| } #end of whatif | |
| write-output "$($oldFiles.count) Files removed in $logPath" | |
| } | |
| catch {write-output "Couldn't remove..." } | |
| } | |
| else { write-warning "No files found (of $($allFiles.count)) matching $($fileTypes) in $logPath" } | |
| } #end total files found check | |
| else { write-warning "No files found in directory matching $($filetypes)" } | |
| } | |
| else { write-warning "Path not found :> $($logpath)" } | |
| } #end of process | |
| } #end of function |
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