public/Clear-IISLogs.ps1
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function Clear-IISLogs { <# .SYNOPSIS Remove IIS log files older than a specified number of days .DESCRIPTION Remove IIS log files older than a specified number of days .PARAMETER LogPath IIS log folder path. Default is "c:\inetpub\logs" .PARAMETER DaysToKeep How many days of log files to retain. Default is 30 days. .PARAMETER TransactionLog Output transaction log. Default is "c:\windows\temp\cleanup_old_iislogs.log" .EXAMPLE Clear-IISLogs -LogPath "c:\inetpub\logs" -DaysToKeep 30 -TransactionLog "c:\windows\temp\cleanup_old_iislogs.log" Remove IIS log files older than 30 days from c:\inetpub\logs and log the transaction to c:\windows\temp\cleanup_old_iislogs.log .EXAMPLE Clear-IISLogs Remove IIS log files older than 30 days from c:\inetpub\logs and log the transaction to c:\windows\temp\cleanup_old_iislogs.logs .LINK https://github.com/Skatterbrainz/helium/blob/master/docs/Clear-IISLogs.md #> [CmdletBinding(SupportsShouldProcess = $True)] param ( [parameter(Mandatory = $False, HelpMessage = "IIS log folder path")] [ValidateNotNullOrEmpty()] [string] $LogPath = "c:\inetpub\logs", [parameter(Mandatory = $False, HelpMessage = "How many days of log files to retain")] [ValidateNotNullOrEmpty()] [ValidateRange(1, 366)] [int] $DaysToKeep = 30, [parameter(Mandatory = $False, HelpMessage = "Output transaction log")] [ValidateNotNullOrEmpty()] [string] $TransactionLog = "c:\windows\temp\cleanup_old_iislogs.log" ) if (!$IsWindows) { Write-Warning "This script is designed to run on Windows only." break } $OldFiles = Get-ChildItem $LogPath -Recurse -File *.log | Where-Object { $_.LastWriteTime -lt ((Get-Date).AddDays(-$DaysToKeep)) } if ($OldFiles.Count -gt 0) { foreach ($file in $OldFiles) { "$($file.BaseName) is older than $((Get-Date).AddDays(-$DaysToKeep)) and will be deleted" | Add-Content $TransactionLog Get-Item $file | Remove-Item -Verbose } } else { "No items to be deleted on $($(Get-Date).DateTime)" | Add-Content $TransactionLog } Write-Output "cleanup of log files older than $((Get-Date).AddDays(-$DaysToKeep)) completed." } |