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Prevent bigger files from being checked in
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findepi committed Jul 17, 2024
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# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements. See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership. The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License. You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
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# specific language governing permissions and limitations
# under the License.

name: Large files PR check

concurrency:
group: ${{ github.repository }}-${{ github.head_ref || github.sha }}-${{ github.workflow }}
cancel-in-progress: true

on:
pull_request:

jobs:
check-files:
runs-on: ubuntu-latest
steps:
- uses: actions/checkout@v4
with:
fetch-depth: 0
- name: Check size of new Git objects
env:
# 1 MB ought to be enough for anybody.
# TODO in case we may want to consciously commit a bigger file to the repo without using Git LFS we may disable the check e.g. with a label
MAX_FILE_SIZE_BYTES: 1048576
shell: bash
run: |
git rev-list --objects ${{ github.event.pull_request.base.sha }}..${{ github.event.pull_request.head.sha }} \
> pull-request-objects.txt
exit_code=0
while read -r id path; do
# Skip objects which are not files (commits, trees)
if [ ! -z "${path}" ]; then
size="$(git cat-file -s "${id}")"
if [ "${size}" -gt "${MAX_FILE_SIZE_BYTES}" ]; then
exit_code=1
echo "Object ${id} [${path}] has size ${size}, exceeding ${MAX_FILE_SIZE_BYTES} limit." >&2
echo "::error file=${path}::File ${path} has size ${size}, exceeding ${MAX_FILE_SIZE_BYTES} limit."
fi
fi
done < pull-request-objects.txt
exit "${exit_code}"

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