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- #!/usr/bin/env node
- /**
- * Module dependencies.
- */
- const http = require('http');
- const debug = require('debug')('dmrv.server:server');
- require('../../utils/logger');
- const app = require('../app');
- const config = require('../config');
- /**
- * Get port from environment and store in Express.
- */
- const port = normalizePort(process.env.PORT || config.port || '3000');
- app.set('port', port);
- console.log(port);
- /**
- * Create HTTP server.
- */
- const server = http.createServer(app);
- /**
- * Listen on provided port, on all network interfaces.
- */
- server.listen(port);
- server.on('error', onError);
- server.on('listening', onListening);
- /**
- * Normalize a port into a number, string, or false.
- */
- function normalizePort(val) {
- const port = parseInt(val, 10);
- if (Number.isNaN(port)) {
- // named pipe
- return val;
- }
- if (port >= 0) {
- // port number
- return port;
- }
- return false;
- }
- /**
- * Event listener for HTTP server "error" event.
- */
- function onError(error) {
- if (error.syscall !== 'listen') {
- throw error;
- }
- const bind = typeof port === 'string' ? `Pipe ${port}` : `Port ${port}`;
- // handle specific listen errors with friendly messages
- switch (error.code) {
- case 'EACCES':
- console.error(`${bind} requires elevated privileges`);
- process.exit(1);
- break;
- case 'EADDRINUSE':
- console.error(`${bind} is already in use`);
- process.exit(1);
- break;
- default:
- throw error;
- }
- }
- /**
- * Event listener for HTTP server "listening" event.
- */
- function onListening() {
- const addr = server.address();
- const bind = typeof addr === 'string' ? `pipe ${addr}` : `port ${addr.port}`;
- console.log(`Listening on ${bind}`);
- }
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