Angular 6 | Express:在dist文件上遇到404错误

4
感谢您抽出时间阅读我的问题。当我运行ng serve时,我的网站正常工作。当我运行ng build --prod时,也能正常工作。问题是,当我尝试在dist中呈现index.html时,我会遇到404错误。这些错误是我的主文件、样式文件和polyfill文件的404错误。我正在尝试构建一个后端,以便可以处理信用卡支付。任何帮助都将不胜感激——我已经连续几个小时碰壁了,但没有解决。以下是我的代码:
server.js
var express = require('express');
var app = express();
var server = require('http').Server(app);
var bodyParser = require('body-parser');

app.use(express.static(__dirname));
app.use(bodyParser.json());
app.use(bodyParser.urlencoded({extended: true}));

server.listen(2000, function(){
    console.log('Listening on 2000..')
});
console.log(__dirname);


app.get('/', (req, res) => {
    res.sendFile(__dirname + '/dist/culture/index.html');
});

src/index.html

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <title>Culture</title>
  <base href="/">

  <meta name="viewport" content="width=device-width, initial-scale=1">
  <link rel="icon" type="image/x-icon" href="favicon.ico">
  <link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.1.1/css/bootstrap.min.css" integrity="sha384-WskhaSGFgHYWDcbwN70/dfYBj47jz9qbsMId/iRN3ewGhXQFZCSftd1LZCfmhktB" crossorigin="anonymous">
  <script src="https://code.jquery.com/jquery-3.3.1.slim.min.js" integrity="sha384-q8i/X+965DzO0rT7abK41JStQIAqVgRVzpbzo5smXKp4YfRvH+8abtTE1Pi6jizo" crossorigin="anonymous"></script>
  <script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.14.3/umd/popper.min.js" integrity="sha384-ZMP7rVo3mIykV+2+9J3UJ46jBk0WLaUAdn689aCwoqbBJiSnjAK/l8WvCWPIPm49" crossorigin="anonymous"></script>
  <script src="https://stackpath.bootstrapcdn.com/bootstrap/4.1.1/js/bootstrap.min.js" integrity="sha384-smHYKdLADwkXOn1EmN1qk/HfnUcbVRZyYmZ4qpPea6sjB/pTJ0euyQp0Mk8ck+5T" crossorigin="anonymous"></script>
  <link rel="stylesheet" href="https://use.fontawesome.com/releases/v5.0.13/css/all.css" integrity="sha384-DNOHZ68U8hZfKXOrtjWvjxusGo9WQnrNx2sqG0tfsghAvtVlRW3tvkXWZh58N9jp" crossorigin="anonymous">
  <script src="//ajax.googleapis.com/ajax/libs/angularjs/1.0.7/angular.min.js"></script>
</head>
<body>
  <app-root></app-root>

</body>
</html>

dist/index.html

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <title>Culture</title>
  <base href="/">

  <meta name="viewport" content="width=device-width, initial-scale=1">
  <link rel="icon" type="image/x-icon" href="favicon.ico">
  <link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.1.1/css/bootstrap.min.css" integrity="sha384-WskhaSGFgHYWDcbwN70/dfYBj47jz9qbsMId/iRN3ewGhXQFZCSftd1LZCfmhktB" crossorigin="anonymous">
  <script src="https://code.jquery.com/jquery-3.3.1.slim.min.js" integrity="sha384-q8i/X+965DzO0rT7abK41JStQIAqVgRVzpbzo5smXKp4YfRvH+8abtTE1Pi6jizo" crossorigin="anonymous"></script>
  <script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.14.3/umd/popper.min.js" integrity="sha384-ZMP7rVo3mIykV+2+9J3UJ46jBk0WLaUAdn689aCwoqbBJiSnjAK/l8WvCWPIPm49" crossorigin="anonymous"></script>
  <script src="https://stackpath.bootstrapcdn.com/bootstrap/4.1.1/js/bootstrap.min.js" integrity="sha384-smHYKdLADwkXOn1EmN1qk/HfnUcbVRZyYmZ4qpPea6sjB/pTJ0euyQp0Mk8ck+5T" crossorigin="anonymous"></script>
  <link rel="stylesheet" href="https://use.fontawesome.com/releases/v5.0.13/css/all.css" integrity="sha384-DNOHZ68U8hZfKXOrtjWvjxusGo9WQnrNx2sqG0tfsghAvtVlRW3tvkXWZh58N9jp" crossorigin="anonymous">
  <script src="//ajax.googleapis.com/ajax/libs/angularjs/1.0.7/angular.min.js"></script>
<link rel="stylesheet" href="styles.aaf8a2468e47be90b64b.css"></head>
<body>
  <app-root></app-root>

<script type="text/javascript" src="runtime.a66f828dca56eeb90e02.js"></script><script type="text/javascript" src="polyfills.b4daf421c94934f530d4.js"></script><script type="text/javascript" src="main.36d7357da7cc32c08c65.js"></script></body>
</html>

简而言之,localhost返回200代码,这意味着它连接到了正确的位置。问题是一旦连接上了,它找不到任何文件。我做错了什么?谢谢。

1个回答

5
您需要修改以下代码行:app.use(express.static(__dirname));,改为类似这样:app.use(express.static(path.join(__dirname, 'dist/culture'))); 如果您的Angular应用程序文件在dist/culture目录中。主要问题是当您的index.html尝试加载<link rel="icon" type="image/x-icon" href="favicon.ico">时,它使用请求到路径http://localhost:2000/favicon.ico。您的express后端已经定义了静态资产__dirname,而实际的应用程序位于dist/culture,因此您的请求应该类似http://localhost:2000/dist/culture/favicon.ico。应用更改已改善了静态文件位置的配置。

啊,谢谢。这个答案非常完美,完美地解决了我的问题。你还教会了我一些新东西。现在我会查一下它实际上是做什么的。但它有效。干杯! - Dre Jackson

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