run Apache server in foreground

apache-foreground.js

// This runs Apache server in foreground.
// Usage:
// sudo $(which node) apache-foreground.js

const child_process = require('child_process');

// SIGTERM listener has been set because Apache process can emit SIGTERM in parent process
// and by setting SIGTERM listener the default behavior of exiting the process is overridden
process.on('SIGTERM', () => {
});

// user can press Ctrl+C to close the program
process.on('SIGINT', () => {
	process.exit(0);
});

let apacheProc;

function startApacheServer()
{
	apacheProc = child_process.spawn(
		'apache2ctl', ['-D', 'FOREGROUND'],
		{
			stdio: [0,0,0],
		}
	);

	apacheProc.on('close', () => {
		console.log('\nRestarting Apache server\n');
		startApacheServer();
	});
}

startApacheServer();