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Update workflows/comment.yml: add exponential backoff to adding MergeRequested label #25942

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Merged
konrad-jamrozik merged 2 commits into from
Sep 23, 2023
Merged

Update workflows/comment.yml: add exponential backoff to adding MergeRequested label #25942

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f050739
Update comment.yml: add exponential backoff to adding `MergeRequested…
Sep 22, 2023
d23f123
Update comment.yml: bugfixes
Sep 22, 2023
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45 changes: 35 additions & 10 deletions .github/workflows/comment.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -16,26 +16,51 @@ jobs:
- name: Process comment
shell: pwsh
run: |
$payload = echo $env:PAYLOAD | ConvertFrom-Json -AsHashtable
$payload = Write-Output $env:PAYLOAD | ConvertFrom-Json -AsHashtable
if (!$payload.comment -or !$payload.comment.body) {
Write-Host "Empty comment, returning..."
Write-Host "Skipping: empty comment."
return
}
$body = $payload.comment.body.Trim().ToLowerInvariant()
$expected = '/pr requestmerge'
if ($body -ne $expected) {
Write-Host "Comment did not equal '$expected', skipping..."
Write-Host "Skipping: comment did not equal '$expected'."
return
}
$label = 'MergeRequested'
Write-Host "gh pr edit $($payload.issue.number) --add-label `"$label`""
gh pr edit $payload.issue.html_url --add-label "$label"
if ($LASTEXITCODE) {
Write-Warning "Failed to add label"
exit $LASTEXITCODE

$retryCount = 0
$maxRetries = 5
$retryDelay = 5 # Initial retry delay in seconds

while ($retryCount -lt $maxRetries) {

Write-Host "Attempt $($retryCount+1) out of $($maxRetries): gh pr edit $($payload.issue.number) --add-label `"$label`""
gh pr edit $payload.issue.html_url --add-label "$label"

if ($LASTEXITCODE -eq 0) {
Write-Host "Label added successfully on attempt $($retryCount+1) out of $($maxRetries)."
break
} else {
Write-Warning "Failed to add label on attempt $($retryCount+1) out of $($maxRetries)."
$retryCount++
if ($retryCount -lt $maxRetries) {
# $retryDelay = 5 exponential backoff in seconds:
# attempt 2: 5 = 1*5
# attempt 3: 10 = 2*5
# attempt 4: 20 = 4*5
# attempt 5: 40 = 8*5
Write-Host "Sleeping for $retryDelay seconds..."
Start-Sleep -Seconds $retryDelay
$retryDelay = $retryDelay * 2
}
}
}

if ($retryCount -ge $maxRetries) {
Write-Error "Max retry attempts of $maxRetries exhausted. Exiting with error ('exit 1')."
exit 1
}
env:
PAYLOAD: ${{ toJson(github.event) }}
GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}