location / {                   proxy_pass http://127.0.0.1:9080/app/;                   proxy_cookie_path /app/ /;                   proxy_cookie_path /app/;                   proxy_set_header Host $host;                   proxy_set_header X-real-ip  $remote_addr;                   proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;                }

增加以下配置：

proxy_cookie_path /app/ /;proxy_cookie_path /app/; 注意：app为COOKIE的path