Nginx反向代理配置示例

map $http_upgrade $connection_upgrade {
    default upgrade;
    ''      close;
}

server {
    listen              443 ssl;
    server_name         www.example.com;
    keepalive_timeout   70;

    ssl_certificate     www.example.com.crt;
    ssl_certificate_key www.example.com.key;

    location / {
        proxy_pass http://localhost:3000;
        proxy_read_timeout 300s;
        proxy_send_timeout 300s;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_http_version 1.1;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection $connection_upgrade;
    }
}