Question

我似乎无法弄清楚我的问题......

我的节点应用程序通过 VS Codes 终端和 Heroku 客户端部署到 Heroku 工作正常。它无法通过 nodejs 选择器“Setup NodeJS App”部署到 A2hosting。它显示没有样式表的页面，然后刷新并得到下面的 403 错误，再次刷新获取没有样式表的页面，刷新回 403 并像这样一直循环 - 很奇怪。

403 错误：未找到 404

NotFoundError: Not Found
    at /home/wyoungah/wet_node/app.js:56:8
    at Layer.handle [as handle_request] (/home/wyoungah/nodevenv/wet_node/14/lib/node_modules/express/lib/router/layer.js:95:5)
    at trim_prefix (/home/wyoungah/nodevenv/wet_node/14/lib/node_modules/express/lib/router/index.js:317:13)
    at /home/wyoungah/nodevenv/wet_node/14/lib/node_modules/express/lib/router/index.js:284:7
    at Function.process_params (/home/wyoungah/nodevenv/wet_node/14/lib/node_modules/express/lib/router/index.js:335:12)
    at Immediate.next (/home/wyoungah/nodevenv/wet_node/14/lib/node_modules/express/lib/router/index.js:275:10)
    at Immediate._onImmediate (/home/wyoungah/nodevenv/wet_node/14/lib/node_modules/express/lib/router/index.js:635:15)
    at processImmediate (internal/timers.js:463:21)

package.json

{
  "name": "avwet",
  "version": "0.0.0",
  "private": true,
  "scripts": {
    "start": "node ./bin/www"
  },
  "dependencies": {
    "adds": "^1.2.9",
    "cookie-parser": "~1.4.4",
    "debug": "~2.6.9",
    "ejs": "~2.6.1",
    "express": "~4.16.1",
    "helmet": "^4.4.1",
    "http-errors": "~1.6.3",
    "moment": "^2.29.1",
    "morgan": "~1.9.1"
  }
}

app.js

var createError = require('http-errors');
var express = require('express');
var path = require('path');
var cookieParser = require('cookie-parser');
var logger = require('morgan');
const ADDS = require('adds');
const helmet = require('helmet');

var indexRouter = require('./routes/index');
// var usersRouter = require('./routes/users');
var wetRouter = require('./routes/wet_av');

var app = express();

//touch tmp/restart.txt

// view engine setup
app.set('views', path.join(__dirname, 'views'));
app.set('view engine', 'ejs');

let setCache = function (req, res, next) {
  // here you can define period in second, this one is 5 minutes
  const period = 60 * 5 

  // you only want to cache for GET requests
  if (req.method == 'GET') {
    res.set('Cache-control', `public, max-age=${period}`)
  } else {
    // for the other requests set strict no caching parameters
    res.set('Cache-control', `no-store`)
  }

  // remember to call next() to pass on the request
  next()
}

// now call the new middleware function in your app

app.use(setCache);

app.use(helmet());
app.use(logger('dev'));
app.use(express.json());
app.use(express.urlencoded({ extended: false }));
app.use(cookieParser());
app.use(express.static(path.join(__dirname, 'public')));

app.use('/', indexRouter);
// app.use('/users', usersRouter);
app.use('/wet_av', wetRouter);



// catch 404 and forward to error handler
app.use(function(req, res, next) {
  next(createError(404));
});

// error handler
app.use(function(err, req, res, next) {
  // set locals, only providing error in development
  res.locals.message = err.message;
  res.locals.error = req.app.get('env') === 'development' ? err : {};

  // render the error page
  res.status(err.status || 500);
  res.render('error');
});

module.exports = app;

bin www 文件

#!/usr/bin/env node

/**
 * Module dependencies.
 */

var app = require('../app');
var debug = require('debug')('avwet:server');
var http = require('http');

/**
 * 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.
 */

server.listen(port);
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);
}

head.ejs

<!doctype html>
<html lang="en">
  <head>
    <!-- Required meta tags -->
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1">

    <!-- Bootstrap CSS -->
    <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.0.0-beta2/dist/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-BmbxuPwQa2lc/FVzBcNJ7UAyJxM6wuqIj61tLrc4wSX0szH/Ev+nYRRuWlolflfl" crossorigin="anonymous">


    <link rel="stylesheet" href="/stylesheets/style.css">
    
    <title>Aviation Weather App</title>
  </head>

文件结构 file structure from "File Manager"

感谢您的帮助........

节点应用程序部署到 a2hosting 不工作，但在 Heroku 上工作

0 个答案: