Skip to content

Pull Request Workflow Run #1164

Pull Request Workflow Run

Pull Request Workflow Run #1164

name: "Pull Request Workflow Run"
on:
workflow_run: # this action runs in a trusted context, but passed info from the "Pull Request" untrusted workflow
workflows: ["Pull Request"]
types:
- completed
permissions:
pull-requests: write
env:
PR_ID_FILE: "_pr_id.txt"
PREVIEW_DIR: "_preview-templates"
ALLOW_PREVIEW_LABEL: "allow preview"
jobs:
preview:
runs-on: ubuntu-latest
if: ${{ github.event.workflow_run.conclusion == 'success' }}
env:
GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
TEMPLATES_API_CLIENT_ID: ${{ vars.TEMPLATES_API_CLIENT_ID }}
TEMPLATES_API_CLIENT_SECRET: ${{ secrets.TEMPLATES_API_CLIENT_SECRET }}
steps:
- uses: actions/checkout@v4
- uses: ./.github/actions/setup
- name: Download PR ID
uses: actions/download-artifact@v4
with:
name: pr_id
github-token: ${{ env.GITHUB_TOKEN }}
run-id: ${{ github.event.workflow_run.id }}
- shell: bash
run: |
value=`cat ${{ env.PR_ID_FILE }}`
echo PR_ID=$value >> $GITHUB_ENV
- name: "Download pull request info"
uses: actions/github-script@v7
with:
script: |
const fs = require('fs')
const { data: pr } = await github.rest.pulls.get({
owner: context.repo.owner,
repo: context.repo.repo,
pull_number: process.env.PR_ID,
})
const allowPreview = pr.labels?.find((label) => label.name == process.env.ALLOW_PREVIEW_LABEL)
fs.appendFileSync(process.env.GITHUB_ENV, `PR_REPOSITORY=${pr.head.repo.full_name}\n`)
fs.appendFileSync(process.env.GITHUB_ENV, `PR_REF=${pr.head.ref}\n`)
fs.appendFileSync(process.env.GITHUB_ENV, `PR_SHA_SHORT=${pr.head.sha.slice(0, 7)}\n`)
if (allowPreview) {
fs.appendFileSync(process.env.GITHUB_ENV, 'PR_ALLOW_PREVIEW=true\n')
}
- name: "Dependency info"
run: pnpm -w info:deps --pr $PR_ID
#
# Note: Checking out the source of the PR means checking out untrusted code.
# We shouldn't run any tests or package installs past this point.
# Simply checking out to fetch the files is reasonable, however.
# https://securitylab.github.com/resources/github-actions-preventing-pwn-requests/
#
- uses: actions/checkout@v4
with:
repository: ${{ env.PR_REPOSITORY }}
ref: ${{ env.PR_REF }}
path: ${{ env.PREVIEW_DIR }}
persist-credentials: "false"
- name: "Make preview"
run: |
pnpm -w preview $PREVIEW_DIR \
--repoFullName $PR_REPOSITORY \
--branch $PR_REF \
--pr $PR_ID \
--hash $PR_SHA_SHORT