<# .SYNOPSIS Pulls updates into Git repos .DESCRIPTION This PowerShell script pulls updates into all Git repositories in a folder (including submodules). .PARAMETER parentDir Specifies the path to the parent folder .EXAMPLE PS> ./pull-repos C:\MyRepos ⏳ (1) Searching for Git executable... git version 2.43.0 ⏳ (2) Checking parent folder... 33 subfolders ⏳ (3/35) Pulling into 📂base256unicode... ... .LINK https://github.com/fleschutz/PowerShell .NOTES Author: Markus Fleschutz | License: CC0 #> param([string]$parentDir = "$PWD") try { $stopWatch = [system.diagnostics.stopwatch]::startNew() Write-Host "⏳ (1) Searching for Git executable...`t`t" -NoNewline & git --version if ($lastExitCode -ne "0") { throw "Can't execute 'git' - make sure Git is installed and available" } Write-Host "⏳ (2) Checking parent folder...`t`t" -NoNewline if (-not(Test-Path "$parentDir" -pathType container)) { throw "Can't access folder: $parentDir" } $folders = (Get-ChildItem "$parentDir" -attributes Directory) $numFolders = $folders.Count $parentDirName = (Get-Item "$parentDir").Name Write-Host "$numFolders subfolders" [int]$step = 3 [int]$failed = 0 foreach ($folder in $folders) { $folderName = (Get-Item "$folder").Name Write-Host "⏳ ($step/$($numFolders + 2)) Pulling into 📂$folderName...`t`t" -NoNewline & git -C "$folder" pull --recurse-submodules --jobs=4 if ($lastExitCode -ne "0") { $failed++; write-warning "'git pull' in 📂$folderName failed" } & git -C "$folder" submodule update --init --recursive if ($lastExitCode -ne "0") { throw "'git submodule update' in 📂$folder failed with exit code $lastExitCode" } $step++ } [int]$elapsed = $stopWatch.Elapsed.TotalSeconds if ($failed -eq 0) { "✔️ Pulled updates into $numFolders repos under 📂$parentDirName in $elapsed sec." exit 0 # success } else { "⚠️ Updated $numFolders repos under 📂$parentDirName but $failed failed (took $elapsed sec)." exit 1 } } catch { "⚠️ Error in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])" exit 1 }