express-template/www

#!/usr/bin/env node

/**
 * Module dependencies.
 */
const { resolve } = require('path')
const package = require('./package.json')
require('dotenv').config({ path:resolve('./.env') })
 
if(process.env.NODE_ENV === 'production') {
  process.chdir(resolve(__dirname,'dist'))
}
 
var app = require(resolve('./app'))
var debug = require('debug')(package.name + ':server')
var http = require('http')
const { event } = require(resolve('./event'))
  
/**
   * Get port from environment and store in Express.
   */
  
var port = normalizePort(process.env.PORT || '3000')
app.set('port', port)
  
/**
   * Create HTTP server.
   */
  
var server = http.createServer(app)
  
/**
   * Listen on provided port, on all network interfaces.
   */
// event.on('system-config-sync-complete',()=>{
//   server.listen(port,()=>{
//     console.log(`服务启动成功，监听端口${port}`)
//     event.emit('http-server-started')
//   })
// })

event.on('typeorm-connected',()=>{
  server.listen(port,()=>{
    console.log(`服务启动成功，监听端口${port}`)
    event.emit('http-server-started')
  })
})
 
server.on('error', onError)
server.on('listening', onListening)
  
/**
   * Normalize a port into a number, string, or false.
   */
  
function normalizePort (val) {
  var port = parseInt(val, 10)
  
  if (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
  }
  
  var 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 () {
  var addr = server.address()
  var bind = typeof addr === 'string'
    ? 'pipe ' + addr
    : 'port ' + addr.port
  debug('Listening on ' + bind)
}