# app.py
from flask import Flask
app = Flask(__name__)

@app.route('/')
def home():
    return "Hello, World!"

if __name__ == '__main__':
    app.run(host='0.0.0.0', port=6000, debug=True)

python3 app.py

# app1.py (Port 5000)
if __name__ == '__main__':
    app.run(host='0.0.0.0', port=5000)

# app2.py (Port 6000)
if __name__ == '__main__':
    app.run(host='0.0.0.0', port=6000)

sudo ufw allow 6000/tcp
sudo ufw enable
sudo ufw status

sudo firewall-cmd --zone=public --add-port=6000/tcp --permanent
sudo firewall-cmd --reload

sudo iptables -A INPUT -p tcp --dport 6000 -j ACCEPT
sudo service iptables save  # 或 netfilter-persistent save

pip install gunicorn

gunicorn -w 4 -b 0.0.0.0:6000 app:app

bind = "0.0.0.0:6000"
workers = 4
timeout = 120
accesslog = "gunicorn_access.log"
errorlog = "gunicorn_error.log"

gunicorn -c gunicorn_conf.py app:app

# Ubuntu/Debian
sudo apt install nginx

# CentOS/RHEL
sudo yum install nginx

server {
    listen 80;
    server_name yourdomain.com;

    location / {
        proxy_pass http://127.0.0.1:6000;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
    }

    location /static/ {
        alias /path/to/static/files;
    }
}

sudo nginx -t
sudo systemctl restart nginx

[Unit]
Description=Gunicorn Flask App
After=network.target

[Service]
User=youruser
Group=www-data
WorkingDirectory=/path/to/app
ExecStart=/path/to/venv/bin/gunicorn -c gunicorn_conf.py app:app

[Install]
WantedBy=multi-user.target

sudo systemctl daemon-reload
sudo systemctl start flaskapp
sudo systemctl enable flaskapp

// 主應(yīng)用 (Port 5000)
@SpringBootApplication
public class App1 {
    public static void main(String[] args) {
        SpringApplication.run(App1.class, args);
    }
}

???????// 第二個(gè)應(yīng)用 (Port 6000)
@SpringBootApplication
public class App2 {
    public static void main(String[] args) {
        SpringApplication app = new SpringApplication(App2.class);
        app.setDefaultProperties(Collections.singletonMap("server.port", "6000"));
        app.run(args);
    }
}

java -jar app1.jar --server.port=5000
java -jar app2.jar --server.port=6000