linux下部署web项目

sudo apt update
sudo apt install nodejs npm

git clone https://github.com/yourusername/yourproject.git
cd yourproject

npm install

PORT=3000
DB_HOST=localhost
DB_USER=youruser
DB_PASSWORD=yourpassword

node app.js

sudo npm install -g pm2
pm2 start app.js --name yourproject

sudo apt install nginx

server {
    listen 80;
    server_name yourdomain.com;

    location / {
        proxy_pass http://localhost:3000;
        proxy_http_version 1.1;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection 'upgrade';
        proxy_set_header Host $host;
        proxy_cache_bypass $http_upgrade;
    }
}

sudo systemctl restart nginx

sudo chown -R yourusername:yourgroup /path/to/yourproject
sudo chmod -R 755 /path/to/yourproject

sudo netstat -tuln | grep 3000

npm install --save package-name

const express = require('express');
const app = express();
const port = process.env.PORT || 3000;

app.get('/', (req, res) => {
  res.send('Hello World!');
});

app.listen(port, () => {
  console.log(`App listening at http://localhost:${port}`);
});

{
  "name": "yourproject",
  "version": "1.0.0",
  "description": "Your project description",
  "main": "app.js",
  "scripts": {
    "start": "node app.js"
  },
  "dependencies": {
    "express": "^4.17.1"
  }
}