trigger bitbucket pipeline from lambda. overcome 5 scheduled builds limit.

index.js

const https = require('https');


function doCall (opts = {}, callback) {
    console.log(`doCall with opts ${JSON.stringify(opts, {}, 2)}`);
    const data = {
        'target': {
            'selector': {
                'type': 'branches',
                'pattern': opts.pipeline_name
            },
            'ref_type': 'branch',
            'type': 'pipeline_ref_target',
            'ref_name': opts.target_branch
        }
    };
    const username = opts.username; 
    const token = opts.token;

    const req = https.request({
        method: 'POST',
        port: 443,
        headers: {
            'Content-Type': 'application/json',
            'Content-Length': JSON.stringify(data).length,
            'Authorization': 'Basic ' + new Buffer(username + ':' + token).toString('base64')
        },
        hostname: 'api.bitbucket.org',
        path: `/2.0/repositories/${opts.repo_slug}/`
    }, (res) => {
        let result = '';
        res.on('data', function(data) {
            result += data.toString();
        })

        res.on('end', function() {
            console.log(result);
            callback(null, JSON.parse(result));
        });
        res.on('error', function(e) {
            callback(e);
        })
    });

    req.write(JSON.stringify(data));

    req.end();
}

exports.handler = async (event) => {
    return new Promise((resolve, reject) => {
        doCall(event, (error, data) => {
            if (error) {
                reject(error);
            }
            else {
                resolve(data);
            }
        })
    });
};