NginX config gives too many redirects with Cloudflare Tunnel

[bertalanimre]

Hey There,

I was wondering if you have ever encountered the issue with your NginX config + Cloudflare Tunnel. If I enable CF Tunnel then, the site is no longer available, it sais, I have too many redirects. And to be fair, I've this in the logs:

194.180.XXX.XXX - - [11/Oct/2023:09:35:55 +0200] "GET / HTTP/1.1" 301 5 "-" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.0.0 Safari/537.36"
194.180.XXX.XXX - - [11/Oct/2023:09:35:55 +0200] "GET / HTTP/1.1" 301 5 "-" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.0.0 Safari/537.36"
194.180.XXX.XXX - - [11/Oct/2023:09:35:55 +0200] "GET / HTTP/1.1" 301 5 "-" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.0.0 Safari/537.36"
194.180.XXX.XXX - - [11/Oct/2023:09:35:56 +0200] "GET / HTTP/1.1" 301 5 "-" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.0.0 Safari/537.36"
194.180.XXX.XXX - - [11/Oct/2023:09:35:56 +0200] "GET / HTTP/1.1" 301 5 "-" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.0.0 Safari/537.36"
194.180.XXX.XXX - - [11/Oct/2023:09:35:56 +0200] "GET / HTTP/1.1" 301 5 "-" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.0.0 Safari/537.36"
194.180.XXX.XXX - - [11/Oct/2023:09:35:56 +0200] "GET / HTTP/1.1" 301 5 "-" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.0.0 Safari/537.36"
194.180.XXX.XXX - - [11/Oct/2023:09:35:56 +0200] "GET / HTTP/1.1" 301 5 "-" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.0.0 Safari/537.36"
194.180.XXX.XXX - - [11/Oct/2023:09:35:56 +0200] "GET / HTTP/1.1" 301 5 "-" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.0.0 Safari/537.36"
194.180.XXX.XXX - - [11/Oct/2023:09:35:56 +0200] "GET / HTTP/1.1" 301 5 "-" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.0.0 Safari/537.36"
194.180.XXX.XXX - - [11/Oct/2023:09:35:56 +0200] "GET / HTTP/1.1" 301 5 "-" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.0.0 Safari/537.36"
194.180.XXX.XXX - - [11/Oct/2023:09:35:56 +0200] "GET / HTTP/1.1" 301 5 "-" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.0.0 Safari/537.36"
194.180.XXX.XXX - - [11/Oct/2023:09:35:56 +0200] "GET / HTTP/1.1" 301 5 "-" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.0.0 Safari/537.36"
194.180.XXX.XXX - - [11/Oct/2023:09:35:56 +0200] "GET / HTTP/1.1" 301 5 "-" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.0.0 Safari/537.36"
194.180.XXX.XXX - - [11/Oct/2023:09:35:56 +0200] "GET / HTTP/1.1" 301 5 "-" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.0.0 Safari/537.36"
194.180.XXX.XXX - - [11/Oct/2023:09:35:56 +0200] "GET / HTTP/1.1" 301 5 "-" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.0.0 Safari/537.36"
194.180.XXX.XXX - - [11/Oct/2023:09:35:56 +0200] "GET / HTTP/1.1" 301 5 "-" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.0.0 Safari/537.36"
194.180.XXX.XXX - - [11/Oct/2023:09:35:56 +0200] "GET / HTTP/1.1" 301 5 "-" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.0.0 Safari/537.36"```

WTH do you think is happening?