CodeCommit Webhook for AWS Lambda

CODECOMMIT-WEBHOOK.js

'use strict';

const url = require('url');
const https = require('https');

exports.handler = (event, context, callback) => {
    let webhook_url = event.Records[0].customData;
    if (!webhook_url) {
        let error = new Error("Web-hook URL not provided as custom data.");
        callback(error)
    } else {
        console.log('POST web-hook to ' + webhook_url)
        let options = url.parse(webhook_url);
        options['method'] = 'POST';
        const req = https.request(options, (res) => {
            let body = '';
            console.log('Status:', res.statusCode);
            console.log('Headers:', JSON.stringify(res.headers));
            res.setEncoding('utf8');
            res.on('data', (chunk) => body += chunk);
            res.on('end', () => {
                console.log('Successfully triggered web-hook.');
                // If we know it's JSON, parse it.
                if (res.headers['content-type'] === 'application/json') {
                    body = JSON.parse(body);
                }
                callback(null, body);
            });
        });
        req.on('error', callback);
        req.end();
    }
};