• Rest API：无状态，根据权重路由。
• 控制台API：webapp 登录有状态，根据IP路由。

nginx.conf

upstream rest_proxy {server localhost:8080 weight=1;server localhost:8081 weight=1;server localhost:8082 weight=1;
}upstream webapp_proxy {ip_hashserver localhost:8080;server localhost:8081;server localhost:8082;
}server {listen 80;location / {proxy_pass http://rest_proxy;proxy_set_header Host $host;}location /camunda {proxy_pass http://webapp_proxy;proxy_set_header Host $host;}
}