添加可作为web服务器运行的几个文件。

server.js

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+const fs = require('fs')
+const path = require('path')
+
+function config(){
+  const commander = require('commander')
+  const deepmerge = require('deepmerge')
+
+  var Config={}
+
+  // 读取配置文件
+try {
+  if (fs.existsSync('./ConfigSys.js')) {
+    Config=require('./ConfigSys.js')
+    console.info('ConfigSys loaded')
+  }
+  if (fs.existsSync('./ConfigUser.js')) { // 如果存在，覆盖掉 ConfigSys 里的默认参数
+    Config=deepmerge(Config, require('./ConfigUser.js')) // 注意，objectMerge后，产生了一个新的对象，而不是在原来的Config里添加
+    console.info('ConfigUser loaded')
+  }
+  if (fs.existsSync('./ConfigSecret.js')) { // 如果存在，覆盖掉 ConfigSys 和 ConfigUser 里的参数
+    Config=deepmerge(Config, require('./ConfigSecret.js'))
+    console.info('ConfigSecret loaded')
+  }
+}catch(err){
+  console.error('Loading config files failed: '+err.message)
+}
+
+  // 载入命令行参数
+  commander
+  .version(Config.VERSION, '-v, --version') // 默认是 -V。如果要 -v，就要加 '-v --version'
+  .option('-H, --host <host>', 'host ip or domain name')
+  .option('-P, --protocol <protocol>', 'Web server protocol http|https|httpall, default to httpall')
+  .option('-p, --port <port>', 'Server port, default to 80|443')
+  .option('--sslCert <cert>', 'SSL cert file')
+  .option('--sslKey <key>', 'SSL privkey file')
+  .option('--sslCA <ca>', 'SSL ca bundle file')
+  .parse(process.argv)
+
+  // 把命令行参数 合并入配置。
+  Config.host=commander.host || Config.host
+  Config.protocol=commander.protocol || Config.protocol // 默认同时启用 http 和 https
+  Config.port=parseInt(commander.port) || parseInt(Config.port) || (Config.protocol==='http'?80:Config.protocol==='https'?443:undefined) // 端口默认为 http:80, https:443, httpall: 80|443
+  Config.sslCert=commander.sslCert || Config.sslCert
+  Config.sslKey=commander.sslKey || Config.sslKey
+  Config.sslCA=commander.sslCA || Config.sslCA
+
+  console.info('Configuration is ready.')
+
+  return Config
+}
+
+async function init(){  /*** 设置全局对象 ***/
+  global.wo={} // wo 代表 world或‘我’，是当前的命名空间，把各种类都放在这里，防止和其他库的冲突。
+  wo.Config=config() // 依次载入系统默认配置、用户配置文件、命令行参数
+}
+
+(async function start(){
+  await init()
+
+  var express = require('express')
+  var favicon = require('serve-favicon')
+  var logger = require('morgan')
+  var cookieParser = require('cookie-parser')
+  var bodyParser = require('body-parser')
+  const compression = require('compression')
+
+  var server = express()
+
+  /*** 通用中间件 ***/
+  // uncomment after placing your favicon in /public
+  //server.use(favicon(path.join(__dirname, 'public', 'favicon.ico')))
+  server.use(logger('development'===server.get('env')?'dev':'combined'))
+  server.use(bodyParser.json())
+  server.use(bodyParser.urlencoded({ extended: false }))
+  server.use(cookieParser())
+  server.use(compression())
+
+  /*** 路由 ***/
+  server.use(express.static(path.join(__dirname,'dist'), {index:'index.html'}))
+
+//  var vhost = require('vhost')
+//  var webroot=express.static(path.join(__dirname,'dist'), {index:'index.html'})
+  // server.use(vhost('bittic.org', webroot))
+  // server.use(vhost('www.bittic.org', webroot))
+  // server.use(vhost('*', webroot))
+  // server.use(vhost('*.*', webroot))
+  // server.use(vhost('*.*.*', webroot))
+  // server.use(vhost('*.*.*.*', webroot))
+
+  /*** 启动 Web 服务 ***/
+  if ('http'===wo.Config.protocol) {
+    require('http').createServer(server).listen(wo.Config.port, function(err) {
+      console.log('Server listening on %s://%s:%d for %s environment', wo.Config.protocol, wo.Config.host, wo.Config.port, server.settings.env)
+    })
+  }else if ('https'===wo.Config.protocol) {
+    require('https').createServer({
+      key: fs.readFileSync(wo.Config.sslKey), cert: fs.readFileSync(wo.Config.sslCert) // , ca: [ fs.readFileSync(wo.Config.sslCA) ] // only for self-signed certificate: https://nodejs.org/api/tls.html#tls_tls_createserver_options_secureconnectionlistener
+    }, server).listen(wo.Config.port, function(err){
+      console.log('Server listening on %s://%s:%d for %s environment', wo.Config.protocol, wo.Config.host, wo.Config.port, server.settings.env)
+    })
+  }else if ('httpall'===wo.Config.protocol) {
+    let portHttp=wo.Config.port?wo.Config.port:80 // 如果port参数已设置，使用它；否则默认为80
+    require('http').createServer(server).listen(portHttp, function(err) {
+      console.log('Server listening on %s://%s:%d for %s environment', wo.Config.protocol, wo.Config.host, portHttp, server.settings.env)
+    })
+
+    let portHttps=(wo.Config.port && wo.Config.port!==80)?wo.Config.port+443:443 // 如果port参数已设置，使用它+443；否则默认为443
+    require('https').createServer({
+      key: fs.readFileSync(wo.Config.sslKey), cert: fs.readFileSync(wo.Config.sslCert) // , ca: [ fs.readFileSync(wo.Config.sslCA) ] // https://nodejs.org/api/tls.html#tls_tls_createserver_options_secureconnectionlistener
+    }, server).listen(portHttps, function(err){
+      console.log('Server listening on %s://%s:%d for %s environment', wo.Config.protocol, wo.Config.host, portHttps, server.settings.env)
+    })  
+  }