.github/workflows/repo-sync.yml #6603
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# Note this is almost fully copied from | |
# https://github.com/github/docs/blob/main/.github/workflows/repo-sync.yml | |
# with the exception of: | |
# - the `cron` schedule | |
# - the `if` condition to allow this to run only in `dev-portal-internal` | |
# - the `source_repo` has been updated to `dev-portal` | |
# - the PAT credentials are from our `hashibot-web` account. They're managed in | |
# the `dev-portal-internal` repository secrets. | |
on: | |
workflow_dispatch: | |
schedule: | |
- cron: '0 */2 * * *' # https://crontab.guru/every-2-hours | |
permissions: | |
contents: write | |
pull-requests: write | |
jobs: | |
repo-sync: | |
if: github.repository == 'hashicorp/dev-portal-internal' | |
name: Repo Sync | |
runs-on: ubuntu-latest | |
steps: | |
- name: Check out repo | |
uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1 | |
- name: Sync repo to branch | |
uses: repo-sync/github-sync@3832fe8e2be32372e1b3970bbae8e7079edeec88 | |
with: | |
source_repo: https://${{ secrets.PAT_HASHIBOT_WEB_DEV_PORTAL_INTERNAL_SYNC }}@github.com/hashicorp/dev-portal.git | |
source_branch: main | |
destination_branch: repo-sync | |
github_token: ${{ secrets.PAT_HASHIBOT_WEB_DEV_PORTAL_INTERNAL_SYNC }} | |
- name: Ship pull request | |
uses: actions/github-script@60a0d83039c74a4aee543508d2ffcb1c3799cdea | |
with: | |
github-token: ${{ secrets.PAT_HASHIBOT_WEB_DEV_PORTAL_INTERNAL_SYNC }} | |
result-encoding: string | |
script: | | |
const { owner, repo } = context.repo | |
const head = 'repo-sync' | |
const base = 'main' | |
async function closePullRequest(prNumber) { | |
console.log('Closing pull request', prNumber) | |
await github.rest.pulls.update({ | |
owner, | |
repo, | |
pull_number: prNumber, | |
state: 'closed' | |
}) | |
// Error loud here, so no try/catch | |
console.log('Closed pull request', prNumber) | |
} | |
console.log('Closing any existing pull requests') | |
const { data: existingPulls } = await github.rest.pulls.list({ owner, repo, head, base }) | |
if (existingPulls.length) { | |
console.log('Found existing pull requests', existingPulls.map(pull => pull.number)) | |
for (const pull of existingPulls) { | |
await closePullRequest(pull.number) | |
} | |
console.log('Closed existing pull requests') | |
} | |
try { | |
const { data } = await github.rest.repos.compareCommits({ | |
owner, | |
repo, | |
head, | |
base, | |
}) | |
const { files } = data | |
console.log(`File changes between ${head} and ${base}:`, files) | |
if (!files.length) { | |
console.log('No files changed, bailing') | |
return | |
} | |
} catch (err) { | |
console.error(`Unable to compute the files difference between ${head} and ${base}`, err.message) | |
} | |
console.log('Creating a new pull request') | |
const body = ` | |
This is an automated pull request to sync changes between the public and private repos. | |
Our bot will merge this pull request automatically. | |
To preserve continuity across repos, _do not squash_ this pull request. | |
` | |
let pull, pull_number | |
try { | |
const response = await github.rest.pulls.create({ | |
owner, | |
repo, | |
head, | |
base, | |
title: 'Repo sync', | |
body, | |
}) | |
pull = response.data | |
pull_number = pull.number | |
console.log('Created pull request successfully', pull.html_url) | |
} catch (err) { | |
// Don't error/alert if there's no commits to sync | |
// Don't throw if > 100 pulls with same head_sha issue | |
if (err.message?.includes('No commits') || err.message?.includes('same head_sha')) { | |
console.log(err.message) | |
return | |
} | |
throw err | |
} | |
console.log('Locking conversations to prevent spam') | |
try { | |
await github.rest.issues.lock({ | |
...context.repo, | |
issue_number: pull_number, | |
lock_reason: 'spam' | |
}) | |
console.log('Locked the pull request to prevent spam') | |
} catch (error) { | |
console.error('Failed to lock the pull request.', error) | |
// Don't fail the workflow | |
} | |
console.log('Counting files changed') | |
const { data: prFiles } = await github.rest.pulls.listFiles({ owner, repo, pull_number }) | |
if (prFiles.length) { | |
console.log(prFiles.length, 'files have changed') | |
} else { | |
console.log('No files changed, closing') | |
await closePullRequest(pull_number) | |
return | |
} | |
console.log('Checking for merge conflicts') | |
if (pull.mergeable_state === 'dirty') { | |
console.log('Pull request has a conflict', pull.html_url) | |
throw new Error('Pull request has a conflict, please resolve manually') | |
} | |
console.log('No detected merge conflicts') | |
console.log('Merging the pull request') | |
// Admin merge pull request to avoid squash | |
await github.rest.pulls.merge({ | |
owner, | |
repo, | |
pull_number, | |
merge_method: 'merge', | |
}) | |
// Error loud here, so no try/catch | |
console.log('Merged the pull request successfully') |