Quickly find AWS SSM params by partial search, use custom AWS profiles, get an interactive result to query, and get a AWS URL to view and edit target

aws-ssm-find-param

#!/usr/bin/env node

//
// Quickly find AWS SSM params by partial search, use custom AWS profiles, get an interactive 
// result to query, and get a AWS URL to view and edit target.
//
// Requires AWS CLI, NodeJS v10+ and Python 2/3
//
// Before running for first time do: 
// npm install inquirer

const util = require('util');
const exec = util.promisify(require('child_process').exec);

class Application {
    constructor() {
        this.awsProfile = false;
        this.search = false;
        this.args = process.argv.slice(2);
        this.checkDependants();
        this.processArgs();
    }

    processArgs() {
        if (this.args.length > 0) {
            this.search = this.args[0];

            if (typeof this.args[1] !== 'undefined') {
                this.awsProfile = this.args[1];
            }

            (async () => {
                await this.checkDependants();
                await this.runSearch();
            })();
        } else {
            this.help();
        }
    }

    help() {
        console.log('ssm-find-param <search query> [optional aws profile]');
        console.log('e.g. ssm-find-param dburl preprod');
    }

    async checkDependants() {
        await exec('npm list inquirer || npm install inquirer');
    }

    async runSearch() {
        const { stdout } = await exec(`aws ssm describe-parameters ${this.awsProfile ? '--profile ' + this.awsProfile : ''} | grep '"Name":' | grep -i ${this.search} | awk '{print $2}'`, { shell: true });
        const results = stdout.replace(/'/g, '').replace(/"/g, '').replace(/,/g, '').split('\n').filter(elem => elem !== '');

        if (results.length > 0) {
            console.log(`Found ${results.length} items!`);
            this.prompt(results);
        } else {
            console.log('NO RESULTS WERE FOUND!');
        }
    }

    prompt(results) {
        const inquirer = require('inquirer');
        inquirer
            .prompt([{
                type: 'list',
                name: 'key',
                message: 'Which SSM Parameter do you need?',
                choices: results,
            }])
            .then(answers => {
                const url = this.generateAwsAssetUrl(answers.key);
                console.log(`Access this parameter at:\n\n${url}\n`);
                exec(`python -m webbrowser ${url}`);
            });
    }

    generateAwsAssetUrl(ssmParam) {
        const url = `https://console.aws.amazon.com/systems-manager/parameters/${encodeURIComponent(ssmParam).replace(/%2F/g, '%252F')}/description`;
        return url;
    }
}

new Application();