cdk.launcher.ts

#!/usr/bin/env -S npx tsx

import { Config } from './Config'
import { program } from 'commander'
import { basename, dirname } from 'path'
import col from 'ansi-colors'
import { spawnSync } from 'child_process'



/** useful functions */
const __dirname = dirname(new URL(import.meta.url).pathname)
const __filename = basename(new URL(import.meta.url).pathname)
const logHeading = (msg: string) => console.info(col.bgYellow.black(msg))

/** use commander to handle script inputs */
program
	.name(__filename)
	.description('wrapper for cdk that loads config. cdk options can be included after a solo `--`')
	.option('-c, --config <config-name>', '(required) config name. e.g. dev for `config.dev.ts`')
	.option('-h, --help', 'get help')
	// .option('-s, --stack <stack>', 'single stack name, if omitted, all stacks will be operated on')
	.argument('[cdk-comand]', 'the cdk command to run, e.g. synth, bootstrap, ls, deploy, destroy, etc.')
	.argument('[stacks...]', 'the stacks to run the command on')

program.parse(process.argv)
console.debug(program.args)

const options = program.opts()
if(options.help || !options.config){
	program.help()
}


logHeading('import config...')
const config: Config = (await import(`${__dirname}/config.${options.config as string}`)).config
console.info(config)


logHeading(`exec cdk commands on stacks... (${config.region})`)
let cdkCommand = `AWS_REGION=${config.region} npx cdk -a 'npx tsx app.ts ${options.config}' ${program.args.join(' ')}`

if(program.args.length > 0){
	if(program.args[0] === 'deploy'){
		cdkCommand += ' --require-approval never '
		// --hotswap-fallback
	}else if(program.args[0] === 'destroy'){
		cdkCommand += ' --force '
	}
	if(['synth', 'deploy', 'diff'].includes(program.args[0])){
		cdkCommand += ` --output='./cdk.out.${config.region}' --change-set-name 'change-name-${config.region}' `
	}
}

console.debug(`executing: ${cdkCommand}`)

spawnSync(cdkCommand, {
	// encoding: 'utf8',
	stdio: 'inherit',
	shell: true,
})