Skip to content

Comment build results #3

Comment build results

Comment build results #3

name: Comment build results
# We are not using using a single workflow on `pull_request_target`, and have two workflows on `pull_request` -> `workflow_run`:
# https://securitylab.github.com/research/github-actions-preventing-pwn-requests/
on:
workflow_run:
workflows:
- Build types
types:
- completed
jobs:
check-current-build:
runs-on: ubuntu-latest
permissions:
actions: read # to list the workflow runs
if: >-
${{
github.event.workflow_run.event == 'pull_request' &&
github.event.workflow_run.conclusion == 'success'
}}
outputs:
run-id: ${{ fromJSON(steps.current-workflow-run.outputs.result).id }}
steps:
- name: Check current types build workflow run
id: current-workflow-run
uses: actions/github-script@v7
with:
script: |
const { data: { workflow_runs: [workflowRun] } } = await github.rest.actions.listWorkflowRuns({
owner: context.repo.owner,
repo: context.repo.repo,
branch: 'dev', // TODO: Get the PR target branch to support branches other than dev
workflow_id: 'build-types.yml',
event: 'push',
status: 'success',
});
return {
id: workflowRun?.id || -1,
}
comment-build-results:
runs-on: ubuntu-latest
permissions:
actions: read # to download artifacts
pull-requests: write # to comment to the PR
needs: check-current-build
if: ${{ needs.check-current-build.outputs.run-id != -1 }}
steps:
- name: Download the current types build
uses: actions/github-script@v7
env:
CURRENT_RUN_ID: ${{ needs.check-current-build.outputs.run-id }}
with:
script: |
const { writeFile, unlink } = require('node:fs/promises');
const { resolve } = require('node:path');
const __dirname = process.env.GITHUB_WORKSPACE;
const { data: { artifacts } } = await github.rest.actions.listWorkflowRunArtifacts({
owner: context.repo.owner,
repo: context.repo.repo,
run_id: process.env.CURRENT_RUN_ID,
});
const artifact = artifacts.find(({ name }) => name === 'types-build');
const { data: artifactData } = await github.rest.actions.downloadArtifact({
owner: context.repo.owner,
repo: context.repo.repo,
artifact_id: artifact.id,
archive_format: 'zip',
});
const zipPath = resolve(__dirname, './current-build.zip');
await writeFile(zipPath, Buffer.from(artifactData));
await exec.exec('unzip', [zipPath, '-d', './current-build']);
await unlink(zipPath);
- name: Download the PR information artifact
id: pr-info
uses: actions/github-script@v7
with:
script: |
const { readFile, writeFile, unlink } = require('node:fs/promises');
const { resolve } = require('node:path');
const __dirname = process.env.GITHUB_WORKSPACE;
const { data: { artifacts } } = await github.rest.actions.listWorkflowRunArtifacts({
owner: context.repo.owner,
repo: context.repo.repo,
run_id: context.payload.workflow_run.id,
});
const artifact = artifacts.find(({ name }) => name === 'types-build');
const { data: artifactData } = await github.rest.actions.downloadArtifact({
owner: context.repo.owner,
repo: context.repo.repo,
artifact_id: artifact.id,
archive_format: 'zip',
});
const zipPath = resolve(__dirname, './pr-info.zip');
await writeFile(zipPath, Buffer.from(artifactData));
await exec.exec('unzip', [zipPath, '-d', './pr-build']);
await unlink(zipPath);
const prNumberPath = resolve(__dirname, './pr-build/.pr-number');
const prNumberString = await readFile(prNumberPath, { encoding: 'utf-8' })
await unlink(prNumberPath);
return {
number: Number(prNumberString)
}
- name: Prepare build results
run: |
echo "# Build Results" >> build-results.md
echo "" >> build-results.md
echo "## JSON API" >> build-results.md
echo "" >> build-results.md
# git diff exits with 1 if there is no diff, which evaluates to true
if $(git diff --no-index ./current-build/api ./pr-build/api > ./api.diff); then
echo "📜 No changes detected." >> build-results.md
else
echo "📜 Changes detected:" >> build-results.md
echo '```diff' >> build-results.md
cat ./api.diff >> build-results.md
echo '```' >> build-results.md
fi
echo "" >> build-results.md
echo "## Types" >> build-results.md
echo "" >> build-results.md
# git diff exits with 1 if there is no diff, which evaluates to true
if $(git diff --no-index ./current-build/types ./pr-build/types > ./types.diff); then
echo "📜 No changes detected." >> build-results.md
else
echo "📜 Changes detected:" >> build-results.md
echo '```diff' >> build-results.md
cat ./types.diff >> build-results.md
echo '```' >> build-results.md
fi
echo "" >> build-results.md
- uses: marocchino/sticky-pull-request-comment@v2
with:
number: ${{ fromJSON(steps.pr-info.outputs.result).number }}
hide_and_recreate: true
hide_classify: 'OUTDATED'
path: build-results.md
- run: cat build-results.md >> $GITHUB_STEP_SUMMARY