upstream.conf upstream api {server 192.168.10.10:8080; server 192.168.10.20:8080;} server{ listen 443 ssl; server_name gui.sensen.com;location / { proxy_pass http://api; proxy_redirect off; proxy_set_header Host $http_host; proxy_set_header X-Real-IP $remote_addr; proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for; } access_log /var/log/ng...