How can I set an User-Agent header when empty? (Eg, HTTP/1.0)
This is what I tried so far:
set $ua $http_user_agent;
if ($http_user_agent = "") //also tried = false
{
set $ua "Fixing-Empty-User-Agent";
proxy_pass http://$host$request_uri;
}
proxy_connect_timeout 2;
proxy_send_timeout 10;
proxy_read_timeout 10;
proxy_set_header User-Agent: $ua;