Merge Dependabot PRs #116
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
name: Merge Dependabot PRs | |
on: | |
schedule: | |
- cron: "0 9 * * 1" # Run this workflow every Monday at 9:00 | |
workflow_dispatch: | |
jobs: | |
merge: | |
runs-on: ubuntu-latest | |
steps: | |
- name: Get current on-call | |
id: on-call | |
run: | | |
now=$(date -u +%Y-%m-%dT%H:%M:%SZ) | |
end_time=$(date -u -d '+24 hour' +%Y-%m-%dT%H:%M:%SZ) | |
oncall=$(curl --request GET \ | |
--url "https://api.pagerduty.com/oncalls?since=$now&until=$end_time&schedule_ids[]=PQLHTOP" \ | |
--header 'Accept: application/vnd.pagerduty+json;version=2' \ | |
--header "Authorization: Token token=${{ secrets.PAGERDUTY_TOKEN }}" \ | |
--header 'Content-Type: application/json' ) | |
engineer_name=$(echo "$oncall" | jq -r '.oncalls[0].user.summary') | |
declare -A engineer_to_slackid | |
engineer_to_slackid=( | |
["Nipun Singh"]="U02AMC70R6E" | |
["Jagadeesh Karicherla"]="U038BDE0XUZ" | |
["Gabe De Luna"]="U02MDA0PHK5" | |
["Ernest Cho"]="UCV77QDSL" | |
["Nidhi Dixit"]="U02GDFBP88N" | |
) | |
slack_id=${engineer_to_slackid["$engineer_name"]} | |
echo "oncall_slack_id=$slack_id" >> $GITHUB_OUTPUT | |
- name: Create PR | |
uses: actions/github-script@v7 | |
id: create-pr | |
with: | |
script: | | |
const uniqueBranchName = 'dependabot-combined-prs-' + Date.now().toString(); | |
const pulls = await github.paginate('GET /repos/:owner/:repo/pulls', { | |
owner: context.repo.owner, | |
repo: context.repo.repo | |
}); | |
let branchesAndPRStrings = []; | |
let baseBranch = null; | |
let baseBranchSHA = null; | |
for (const pull of pulls) { | |
const branch = pull['head']['ref']; | |
if (branch.startsWith('dependabot/')) { | |
console.log('Branch matched prefix. Adding to array: ' + branch); | |
const prString = '#' + pull['number'] + ' ' + pull['title']; | |
branchesAndPRStrings.push({ branch, prString }); | |
baseBranch = pull['base']['ref']; | |
baseBranchSHA = pull['base']['sha']; | |
} | |
} | |
if (branchesAndPRStrings.length == 0) { | |
core.setFailed('There are no open dependabot PRs.'); | |
return; | |
} | |
try { | |
await github.rest.git.createRef({ | |
owner: context.repo.owner, | |
repo: context.repo.repo, | |
ref: 'refs/heads/' + uniqueBranchName, | |
sha: baseBranchSHA | |
}); | |
} catch (error) { | |
console.log(error); | |
core.setFailed('Failed to create combined branch'); | |
return; | |
} | |
let combinedPRs = []; | |
let mergeFailedPRs = []; | |
for(const { branch, prString } of branchesAndPRStrings) { | |
try { | |
await github.rest.repos.merge({ | |
owner: context.repo.owner, | |
repo: context.repo.repo, | |
base: uniqueBranchName, | |
head: branch, | |
}); | |
console.log('Merged branch ' + branch); | |
combinedPRs.push(prString); | |
} catch (error) { | |
console.log('Failed to merge branch ' + branch); | |
mergeFailedPRs.push(prString); | |
} | |
} | |
console.log('Creating combined PR'); | |
const combinedPRsString = combinedPRs.join('\n'); | |
let body = '✅ This PR was created by the Merge Dependabot PRs action by combining the following dependabot PRs:\n' + combinedPRsString; | |
if(mergeFailedPRs.length > 0) { | |
const mergeFailedPRsString = mergeFailedPRs.join('\n'); | |
body += '\n\n⚠️ The following dependabot PRs were left out due to merge conflicts:\n' + mergeFailedPRsString | |
} | |
let response = await github.rest.pulls.create({ | |
owner: context.repo.owner, | |
repo: context.repo.repo, | |
title: 'Combined Dependabot PR', | |
head: uniqueBranchName, | |
base: baseBranch, | |
body: body | |
}); | |
console.log('Created combined PR: ' + response.data.html_url); | |
core.setOutput('pr_url', response.data.html_url); | |
core.setOutput('pr_list', combinedPRsString); | |
- name: Post to a Slack channel | |
uses: slackapi/slack-github-action@v1.24.0 | |
id: slack | |
with: | |
channel-id: "C03RTLRKJQP" | |
payload: | | |
{ | |
"text": "iOS: New Dependabot PR Awaiting Review", | |
"blocks": [ | |
{ | |
"type": "header", | |
"text": { | |
"type": "plain_text", | |
"text":"📱🔧 iOS: New Dependabot PR Awaiting Review", | |
"emoji": true | |
} | |
}, | |
{ | |
"type": "section", | |
"text": { | |
"type": "mrkdwn", | |
"text": "*Included PRs:*\n${{ toJSON(steps.create-pr.outputs.pr_list) }}\n\n\nCurrent On-Call: *<${{ steps.on-call.outputs.oncall_slack_id }}>*" | |
} | |
}, | |
{ | |
"type": "actions", | |
"elements": [ | |
{ | |
"type": "button", | |
"text": { | |
"type": "plain_text", | |
"text": ":github-pull-request-open: View Combined PR", | |
"emoji": true | |
}, | |
"value": "pr-button", | |
"url": "${{ steps.create-pr.outputs.pr_url }}", | |
"action_id": "link-action", | |
"style": "primary" | |
} | |
] | |
} | |
] | |
} | |
env: | |
SLACK_BOT_TOKEN: ${{ secrets.SLACK_SDK_BOT_TOKEN }} |