oc-https.conf

server {
# The IP that you forwarded in your router (nginx proxy)
  listen 192.168.0.101:443 ssl;

# SSL config
 ssl on;
 ssl_certificate /etc/nginx/ssl/owncloud.crt;
 ssl_certificate_key /etc/nginx/ssl/owncloud.key;

# Make site accessible from http://localhost/
 server_name 192.168.0.102 oc;

# The internal IP of the VM that hosts your Apache config
 set $upstream 192.168.0.102;

 location / {

 proxy_pass_header Authorization;
 proxy_pass https://$upstream;
 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_http_version 1.1;
 proxy_set_header Connection "";
 proxy_buffering off;
 client_max_body_size 0;
 proxy_read_timeout 36000s;
 proxy_redirect off;

 }
}