<# .SYNOPSIS Checks a Git repository .DESCRIPTION This PowerShell script verifies the integrity of a local Git repository. .PARAMETER RepoDir Specifies the path to the Git repository (current working dir by default) .EXAMPLE PS> ./check-repo .LINK https://github.com/fleschutz/PowerShell .NOTES Author: Markus Fleschutz | License: CC0 #> param([string]$RepoDir = "$PWD") try { $StopWatch = [system.diagnostics.stopwatch]::startNew() Write-Host "⏳ (1/11) Searching for Git executable... " -noNewline & git --version if ($lastExitCode -ne "0") { throw "Can't execute 'git' - make sure Git is installed and available" } Write-Host "⏳ (2/11) Checking path... " -noNewline $FullPath = Resolve-Path "$RepoDir" if (!(Test-Path "$FullPath" -pathType Container)) { throw "Can't access folder: $FullPath" } "$FullPath" Write-Host "⏳ (3/11) Searching for 📂.git... " -noNewline if (!(Test-Path "$FullPath/.git" -pathType container)) { throw "Can't access folder: $FullPath/.git" } "OK" Write-Host "⏳ (4/11) Query remote URL... " -noNewline & git -C "$FullPath" remote get-url origin if ($lastExitCode -ne "0") { throw "'git remote get-url origin' failed with exit code $lastExitCode" } Write-Host "⏳ (5/11) Query current branch... " -noNewline & git -C "$FullPath" branch --show-current if ($lastExitCode -ne "0") { throw "'git branch --show-current' failed with exit code $lastExitCode" } Write-Host "⏳ (6/11) Trying to fetch... " -noNewline & git -C "$FullPath" fetch if ($lastExitCode -ne "0") { throw "'git branch --show-current' failed with exit code $lastExitCode" } Write-Host "OK" Write-Host "⏳ (7/11) Query latest tag... " -noNewline $LatestTagCommitID = (git -C "$FullPath" rev-list --tags --max-count=1) $LatestTagName = (git -C "$FullPath" describe --tags $LatestTagCommitID) Write-Host "$LatestTagName (commit $LatestTagCommitID)" Write-Host "⏳ (8/11) Verify data integrity..." & git -C "$FullPath" fsck if ($lastExitCode -ne "0") { throw "'git fsck' failed with exit code $lastExitCode" } Write-Host "⏳ (9/11) Run maintenance tasks..." & git -C "$FullPath" maintenance run if ($lastExitCode -ne "0") { throw "'git maintenance run' failed with exit code $lastExitCode" } Write-Host "⏳ (10/11) Query submodule status... " -noNewline & git -C "$FullPath" submodule status if ($lastExitCode -ne "0") { throw "'git submodule status' failed with exit code $lastExitCode" } " " Write-Host "⏳ (11/11) Query repository status... " -noNewline & git -C "$FullPath" status --short if ($lastExitCode -ne "0") { throw "'git status --short' failed with exit code $lastExitCode" } " " $RepoDirName = (Get-Item "$FullPath").Name [int]$Elapsed = $StopWatch.Elapsed.TotalSeconds "✔️ checked 📂$RepoDirName repo in $Elapsed sec" exit 0 # success } catch { "⚠️ Error in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])" exit 1 }