wordpressexporter/index.js

 console.log(process.env);

var http = require('http');
var httpProxy = require('http-proxy');
var proxy = httpProxy.createProxyServer({

});
proxy.on("error", function(err, req, res, urla){
	console.log("ERROR",err);
	res.write(JSON.stringify(err,true,2));
	res.end();
})

http.createServer(function(req, res) {


	req.url = '/wp-json/metrics';
    proxy.web(req, res, { target: process.env.WP_METRICS_URL || 'http://localhost:8080' });


}).listen(9117);