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Revert "Add full clone fallback to sparse checkout (Azure#3661)" (Azu…
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…re#3851)

This reverts commit 7605ead00308dd20f20f2afe5acc4ec9900a2c47.

Co-authored-by: Ben Broderick Phillips <ben@benbp.net>
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@azure-sdk @benbp @LarryOsterman
2 people authored and LarryOsterman committed Jul 29, 2022
1 parent b46e169 commit 83b1c29
Showing 1 changed file with 37 additions and 87 deletions.
124 changes: 37 additions & 87 deletions eng/common/pipelines/templates/steps/sparse-checkout.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -23,79 +23,52 @@ steps:
# Define this inline, because of the chicken/egg problem with loading a script when nothing
# has been checked out yet.
script: |
function Clone([Hashtable]$repository)
{
if (Test-Path .git) {
Write-Warning "Deleting existing git repository"
Write-Host "Remove-Item -Force -Recurse ./*"
Remove-Item -Force -Recurse ./*
}
Write-Host "git clone https://github.com/$($repository.Name) ."
git clone https://github.com/$($repository.Name) .
if ($LASTEXITCODE) {
exit $LASTEXITCODE
}
Write-Host "git -c advice.detachedHead=false checkout $($repository.Commitish)"
# This will use the default branch if repo.Commitish is empty
git -c advice.detachedHead=false checkout $($repository.Commitish)
if ($LASTEXITCODE) {
exit $LASTEXITCODE
}
}
function SparseCheckout([Array]$paths, [Hashtable]$repository)
{
if (Test-Path .git/info/sparse-checkout) {
$hasInitialized = $true
Write-Host "Repository $($repository.Name) has already been initialized. Skipping this step."
} else {
Write-Host "Repository $($repository.Name) is being initialized."
Write-Host "git clone --no-checkout --filter=tree:0 https://github.com/$($repository.Name) ."
git clone --no-checkout --filter=tree:0 https://github.com/$($repository.Name) .
if ($LASTEXITCODE) {
throw
$dir = $repository.WorkingDirectory
if (!$dir) {
$dir = "./$($repository.Name)"
}
New-Item $dir -ItemType Directory -Force
Push-Location $dir
Write-Host "git sparse-checkout init"
git sparse-checkout init
if ($LASTEXITCODE) {
throw
}
if (Test-Path .git/info/sparse-checkout) {
$hasInitialized = $true
Write-Host "Repository $($repository.Name) has already been initialized. Skipping this step."
} else {
Write-Host "Repository $($repository.Name) is being initialized."
Write-Host "git clone --no-checkout --filter=tree:0 https://github.com/$($repository.Name) ."
git clone --no-checkout --filter=tree:0 https://github.com/$($repository.Name) .
# Set non-cone mode otherwise path filters will not work in git >= 2.37.0
# See https://github.blog/2022-06-27-highlights-from-git-2-37/#tidbits
Write-Host "git sparse-checkout set --no-cone '/*' '!/*/' '/eng'"
git sparse-checkout set --no-cone '/*' '!/*/' '/eng'
if ($LASTEXITCODE) {
throw
Write-Host "git sparse-checkout init"
git sparse-checkout init
# Set non-cone mode otherwise path filters will not work in git >= 2.37.0
# See https://github.blog/2022-06-27-highlights-from-git-2-37/#tidbits
Write-Host "git sparse-checkout set --no-cone '/*' '!/*/' '/eng'"
git sparse-checkout set --no-cone '/*' '!/*/' '/eng'
}
}
# Prevent wildcard expansion in Invoke-Expression (e.g. for checkout path '/*')
$quotedPaths = $paths | ForEach-Object { "'$_'" }
$gitsparsecmd = "git sparse-checkout add $quotedPaths"
Write-Host $gitsparsecmd
Invoke-Expression -Command $gitsparsecmd
if ($LASTEXITCODE) {
throw
}
# Prevent wildcard expansion in Invoke-Expression (e.g. for checkout path '/*')
$quotedPaths = $paths | ForEach-Object { "'$_'" }
$gitsparsecmd = "git sparse-checkout add $quotedPaths"
Write-Host $gitsparsecmd
Invoke-Expression -Command $gitsparsecmd
Write-Host "Set sparse checkout paths to:"
Get-Content .git/info/sparse-checkout
Write-Host "Set sparse checkout paths to:"
Get-Content .git/info/sparse-checkout
# sparse-checkout commands after initial checkout will auto-checkout again
if (!$hasInitialized) {
Write-Host "git -c advice.detachedHead=false checkout $($repository.Commitish)"
# This will use the default branch if repo.Commitish is empty
git -c advice.detachedHead=false checkout $($repository.Commitish)
if ($LASTEXITCODE) {
throw
# sparse-checkout commands after initial checkout will auto-checkout again
if (!$hasInitialized) {
Write-Host "git -c advice.detachedHead=false checkout $($repository.Commitish)"
# This will use the default branch if repo.Commitish is empty
git -c advice.detachedHead=false checkout $($repository.Commitish)
} else {
Write-Host "Skipping checkout as repo has already been initialized"
}
} else {
Write-Host "Skipping checkout as repo has already been initialized"
}
Pop-Location
}
# Paths may be sourced as a yaml object literal OR a dynamically generated variable json string.
Expand All @@ -104,30 +77,7 @@ steps:
# Replace windows backslash paths, as Azure Pipelines default directories are sometimes formatted like 'D:\a\1\s'
$repositories = '${{ convertToJson(parameters.Repositories) }}' -replace '\\', '/' | ConvertFrom-Json -AsHashtable
foreach ($repo in $Repositories) {
$dir = $repo.WorkingDirectory
if (!$dir) {
$dir = "./$($repo.Name)"
}
New-Item $dir -ItemType Directory -Force
Push-Location $dir
try {
# Enable global override if there are sparse checkout issues
if ('$(SkipSparseCheckout)' -ne 'true') {
try {
SparseCheckout $paths $repo
} catch {
# Fallback to full clone if sparse checkout is not working properly
Write-Warning "Sparse checkout failed, falling back to full clone"
Clone $repo
}
} else {
Write-Warning "Sparse checkout disabled, performing full clone"
Clone $repo
}
} finally {
Pop-Location
}
SparseCheckout $paths $repo
}
pwsh: true
workingDirectory: $(System.DefaultWorkingDirectory)

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