Skip to content

actions/artifact/cache/restore: Add retry with exponential backoff for TCP timeouts #3765

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Draft
Copilot wants to merge 3 commits into
base: main
Choose a base branch
from
Draft

actions/artifact/cache/restore: Add retry with exponential backoff for TCP timeouts #3765

Changes from all commits
Commits
Show all changes
3 commits
Select commit Hold shift + click to select a range
d963a29
Initial plan
Copilot Feb 27, 2026
943887c
Add retry with exponential backoff to artifact cache restore action
Copilot Feb 27, 2026
347b26e
Move MAX_RETRIES and RETRY_DELAY to action inputs passed via env
Copilot Feb 27, 2026
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
42 changes: 33 additions & 9 deletions actions/github/artifact/cache/restore/action.yml
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -20,6 +20,14 @@ inputs:
wf-path:
type: string
required: true
max-retries:
type: number
required: false
default: 3
retry-delay:
type: number
required: false
default: 10


runs:
Expand All @@ -40,17 +48,33 @@ runs:
|| steps.cache-id.outputs.id
shell: bash
run: |
gh api \
-H "Accept: application/vnd.github+json" \
-H "X-GitHub-Api-Version: 2022-11-28" \
"/repos/${REPOSITORY}/actions/artifacts/${ARTIFACT_ID}/zip" \
| tar --warning=no-timestamp \
--keep-directory-symlink \
-xI unzstd \
-f - \
-C ${OUTPUT_PATH}
for attempt in $(seq 1 "$MAX_RETRIES"); do
echo "Attempt $attempt of $MAX_RETRIES"
if gh api \
-H "Accept: application/vnd.github+json" \
-H "X-GitHub-Api-Version: 2022-11-28" \
"/repos/${REPOSITORY}/actions/artifacts/${ARTIFACT_ID}/zip" \
| tar --warning=no-timestamp \
--keep-directory-symlink \
-xI unzstd \
-f - \
-C ${OUTPUT_PATH}; then
echo "Cache restored successfully"
exit 0
fi
if [[ "$attempt" -lt "$MAX_RETRIES" ]]; then
echo "::warning::Attempt $attempt failed, retrying in ${RETRY_DELAY}s..."
find "${OUTPUT_PATH:?}" -mindepth 1 -delete
sleep "$RETRY_DELAY"
fi
RETRY_DELAY=$((RETRY_DELAY * 2))
done
echo "::error::Failed to restore artifact cache after $MAX_RETRIES attempts"
exit 1
env:
GH_TOKEN: ${{ inputs.token }}
ARTIFACT_ID: ${{ inputs.id || steps.cache-id.outputs.id }}
OUTPUT_PATH: ${{ inputs.path }}
REPOSITORY: ${{ inputs.repository }}
MAX_RETRIES: ${{ inputs.max-retries }}
RETRY_DELAY: ${{ inputs.retry-delay }}