server {
   listen 443 ssl;
   server_name api.xxx.com;
#   index index.html index.htm index.php;
#   root  /aweb/api;
   ssl_certificate cert/api.pem; 
   ssl_certificate_key cert/api.key;
   ssl_session_timeout 5m;
   ssl_ciphers ECDHE-RSA-AES128-GCM-SHA256:ECDHE:ECDH:AES:HIGH:!NULL:!aNULL:!MD5:!ADH:!RC4;
   ssl_protocols TLSv1 TLSv1.1 TLSv1.2;
   ssl_prefer_server_ciphers on;
   ssl_session_cache shared:SSL:10m;
   
   location /client/ {
        proxy_pass http://112.xx.xx.xx:17890/;
        proxy_redirect default;
   }
   location /admin/ {
        proxy_pass http://112.xx.xx.xx:17891/;
        proxy_redirect default;
   }
}