答：在config配置文件中
map http_upgrade connection_upgrade {
default upgrade;
'' close;
}
server {
listen 443 ssl;
server_name your_domain.com;
ssl_certificate /path/to/ssl_certificate.crt;
ssl_certificate_key /path/to/ssl_certificate.key;
location / {
proxy_pass http://localhost:8082; # WebSocket应用的地址
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_set_header Upgrade $http_upgrade;
proxy_set_header Connection $connection_upgrade;
}
}