Public/utils/Sync-DirectoriesWithRobocopy.ps1
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<#
The MIT License (MIT) Copyright (c) 2015 Objectivity Bespoke Software Specialists Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. #> function Sync-DirectoriesWithRobocopy { <# .SYNOPSIS Synchronize two directories using Robocopy. .PARAMETER SrcPath Source path. Must exist. .PARAMETER DestPath Destination path. .PARAMETER Sync If set to $true, directories will be synced ('/mir'). Otherwise, source dir will just be copied to destination. .PARAMETER Quiet If set to $true, no output will be written to console. .PARAMETER ExcludeDirs Directories to exclude. .PARAMETER ExcludeFiles Files to exclude. .EXAMPLE Sync-DirectoriesWithRobocopy -SrcPath "C:\source\" -DestPath "C:\destination" #> [CmdletBinding()] [OutputType([void])] param( [Parameter(Mandatory=$true)] [string] $SrcPath, [Parameter(Mandatory=$true)] [string] $DestPath, [Parameter(Mandatory=$false)] [switch] $Sync = $true, [Parameter(Mandatory=$false)] [switch] $Quiet, [Parameter(Mandatory=$false)] [string[]] $ExcludeDirs, [Parameter(Mandatory=$false)] [string[]] $ExcludeFiles ) if (!(Test-Path -LiteralPath $SrcPath)) { throw "Path '$SrcPath' does not exist." } if (!(Test-Path -IsValid $DestPath) -and !([uri]$DestPath).IsUnc) { throw "Path '$DestPath' is invalid." } $paths = Add-QuotesToPaths(@($SrcPath, $DestPath)) # /mir = mirror dir structure, /R:3 - 3 retries $robocopycmdLine = "$paths /R:3" if ($Sync) { $robocopyCmdLine += " /MIR" } else { $robocopyCmdLine += " /E" } if ($ExcludeDirs) { $ExcludeDirs = Add-QuotesToPaths -Paths $ExcludeDirs $robocopyCmdLine += " /XD $ExcludeDirs" } if ($ExcludeFiles) { $ExcludeFiles = Add-QuotesToPaths -Paths $ExcludeFiles $robocopyCmdLine += " /XF $ExcludeFiles" } $exitCode = Start-ExternalProcess -Command "$($env:systemroot)\system32\robocopy.exe" -ArgumentList $robocopyCmdLine -CheckLastExitCode:$false -Quiet #$exitCode = Invoke-ExternalCommand -Command $robocopyCmdLine -CheckLastExitCode:$false -DontCatchOutputStreams:$Quiet -Quiet # robocopy's exit codes are specific - see http://ss64.com/nt/robocopy-exit.html if ($exitCode -gt 8) { throw "Robocopy failed with exit code '$exitCode'" } } |