This is an AWS Lambda function that handles an Azure DevOps Services event and sends a notification to a room on a hosted HipChat server. It is meant to integrate with AWS API Gateway and subscribe to an Azure DevOps Services project Web Hook.

AzureDevOpsNotifyHipChat.js

const http = require('https');

var hipchatToken = process.env['hipchatToken']
var hipchatRoom = '96';

exports.handler = async (event, context, callback) => {
    const body = JSON.parse(event.body);
    const message = body.message;

    var hipchatMessage = JSON.stringify({
        message: message.html,
        notify: true,
        message_format: 'html',
    });

    console.log('hipchat message: ' + hipchatMessage);

    var httpOptions = {
        host: 'collab.singtel-labs.com',
        port: 443,
        method: 'POST',
        path: '/v2/room/' + hipchatRoom + '/notification?auth_token=' + hipchatToken,
        headers: {
            'Content-Type': 'application/json',
        }
    };

    var req = http.request(httpOptions, function(res) {
        res.setEncoding('utf8');
        res.on('data', function(chunk) {
            console.log('BODY: ' + chunk);
        });
        res.on('end', function() {
            console.log(res.statusCode);
            if (res.statusCode === 204) {
                console.log('success');
                callback(null, 'message delivered to hipchat');
            } else {
                console.log('failed');
                const error = new Error('hipchat API returned an error');
                callback(error);
            }
        });
    });

    req.on('error', function(e) {
        console.log('problem with request: ' + e.message);
        const error = new Error('failed to deliver message to hipchat');
        callback(error);
    });

    req.write(hipchatMessage);
    req.end();

    const response = {
        statusCode: 200,
        body: JSON.stringify('success')
    };
    callback(null, response);
};