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|
name: Reusable build context
on: # yamllint disable-line rule:truthy
workflow_call:
outputs:
# Every referenced step MUST always set its output variable,
# either via ``Tools/build/compute-changes.py`` or in this workflow file.
# Boolean outputs (generally prefixed ``run-``) can then later be used
# safely through the following idiom in job conditionals and other
# expressions. Here's some examples:
#
# if: fromJSON(needs.build-context.outputs.run-tests)
#
# ${{
# fromJSON(needs.build-context.outputs.run-tests)
# && 'truthy-branch'
# || 'falsy-branch'
# }}
#
config-hash:
description: Config hash value for use in cache keys
value: ${{ jobs.compute-changes.outputs.config-hash }} # str
run-docs:
description: Whether to build the docs
value: ${{ jobs.compute-changes.outputs.run-docs }} # bool
run-tests:
description: Whether to run the regular tests
value: ${{ jobs.compute-changes.outputs.run-tests }} # bool
run-windows-tests:
description: Whether to run the Windows tests
value: ${{ jobs.compute-changes.outputs.run-windows-tests }} # bool
run-windows-msi:
description: Whether to run the MSI installer smoke tests
value: ${{ jobs.compute-changes.outputs.run-windows-msi }} # bool
run-ci-fuzz:
description: Whether to run the CIFuzz job
value: ${{ jobs.compute-changes.outputs.run-ci-fuzz }} # bool
jobs:
compute-changes:
name: Create context from changed files
runs-on: ubuntu-latest
timeout-minutes: 10
outputs:
config-hash: ${{ steps.config-hash.outputs.hash }}
run-ci-fuzz: ${{ steps.changes.outputs.run-ci-fuzz }}
run-docs: ${{ steps.changes.outputs.run-docs }}
run-tests: ${{ steps.changes.outputs.run-tests }}
run-windows-msi: ${{ steps.changes.outputs.run-windows-msi }}
run-windows-tests: ${{ steps.changes.outputs.run-windows-tests }}
steps:
- name: Set up Python
uses: actions/setup-python@v5
with:
python-version: "3"
- run: >-
echo '${{ github.event_name }}'
- uses: actions/checkout@v4
with:
persist-credentials: false
ref: >-
${{
github.event_name == 'pull_request'
&& github.event.pull_request.head.sha
|| ''
}}
# Adapted from https://github.com/actions/checkout/issues/520#issuecomment-1167205721
- name: Fetch commits to get branch diff
if: github.event_name == 'pull_request'
run: |
set -eux
# Fetch enough history to find a common ancestor commit (aka merge-base):
git fetch origin "${refspec_pr}" --depth=$(( commits + 1 )) \
--no-tags --prune --no-recurse-submodules
# This should get the oldest commit in the local fetched history (which may not be the commit the PR branched from):
COMMON_ANCESTOR=$( git rev-list --first-parent --max-parents=0 --max-count=1 "${branch_pr}" )
DATE=$( git log --date=iso8601 --format=%cd "${COMMON_ANCESTOR}" )
# Get all commits since that commit date from the base branch (eg: main):
git fetch origin "${refspec_base}" --shallow-since="${DATE}" \
--no-tags --prune --no-recurse-submodules
env:
branch_pr: 'origin/${{ github.event.pull_request.head.ref }}'
commits: ${{ github.event.pull_request.commits }}
refspec_base: '+${{ github.event.pull_request.base.sha }}:remotes/origin/${{ github.event.pull_request.base.ref }}'
refspec_pr: '+${{ github.event.pull_request.head.sha }}:remotes/origin/${{ github.event.pull_request.head.ref }}'
# We only want to run tests on PRs when related files are changed,
# or when someone triggers a manual workflow run.
- name: Compute changed files
id: changes
run: python Tools/build/compute-changes.py
env:
GITHUB_DEFAULT_BRANCH: ${{ github.event.repository.default_branch }}
GITHUB_EVENT_NAME: ${{ github.event_name }}
CCF_TARGET_REF: ${{ github.base_ref || github.event.repository.default_branch }}
CCF_HEAD_REF: ${{ github.event.pull_request.head.sha || github.sha }}
- name: Compute hash for config cache key
id: config-hash
run: |
echo "hash=${{ hashFiles('configure', 'configure.ac', '.github/workflows/build.yml') }}" >> "$GITHUB_OUTPUT"
|
