PLEXCONF.conf

#Upstream to Plex
upstream plex_backend {
    server 192.168.1.2:32400;
    keepalive 32;
}

server {
	listen 80;
	#Enabling http2 can cause some issues with some devices, see #29 - Disable it if you experience issues
	listen 443 ssl http2; #http2 can provide a substantial improvement for streaming: https://blog.cloudflare.com/introducing-http2/
	listen [::]:443 ssl http2;	
	server_name NOPE;

	send_timeout 100m; #Some players don't reopen a socket and playback stops totally instead of resuming after an extended pause (e.g. Chrome)

	#Faster resolving, improves stapling time. Timeout and nameservers may need to be adjusted for your location Google's have been used here.
	resolver 8.8.4.4 8.8.8.8 valid=300s;
	resolver_timeout 10s;

	#Will ensure https is always used by supported browsers which prevents any server-side http > https redirects, as the browser will internally correct any request to https.
	#Recommended to submit to your domain to https://hstspreload.org as well.
	#!WARNING! Only enable this if you intend to only serve Plex over https, until this rule expires in your browser it WONT BE POSSIBLE to access Plex via http, remove 'includeSubDomains;' if you only want it to effect your Plex (sub-)domain.
	#This is disabled by default as it could cause issues with some playback devices it's advisable to test it with a small max-age and only enable if you don't encounter issues. (Haven't encountered any yet)
	#add_header Strict-Transport-Security "max-age=63072000; includeSubDomains; preload" always;

	#Plex has A LOT of javascript, xml and html. This helps a lot, but if it causes playback issues with devices turn it off. (Haven't encountered any yet)
	gzip on;
	gzip_vary on;
	gzip_min_length 1000;
	gzip_proxied any;
	gzip_types text/plain text/css text/xml application/xml text/javascript application/x-javascript image/svg+xml;
	gzip_disable "MSIE [1-6]\.";

	#Nginx default client_max_body_size is 1MB, which breaks Camera Upload feature from the phones.
	#Increasing the limit fixes the issue. Anyhow, if 4K videos are expected to be uploaded, the size might need to be increased even more
	client_max_body_size 100M;

	#Forward real ip and host to Plex
	proxy_set_header Host $host;
	proxy_set_header X-Real-IP $remote_addr;
	#When using ngx_http_realip_module change $proxy_add_x_forwarded_for to '$http_x_forwarded_for,$realip_remote_addr'
	proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
	proxy_set_header X-Forwarded-Proto $scheme;
	proxy_hide_header X-Frame-Options;
	#Websockets
	proxy_http_version 1.1;
	proxy_set_header Upgrade $http_upgrade;
	proxy_set_header Connection "upgrade";

        #Disables compression between Plex and Nginx, required if using sub_filter below.
	#May also improve loading time by a very marginal amount, as nginx will compress anyway.
        #proxy_set_header Accept-Encoding "";

	#Buffering off send to the client as soon as the data is received from Plex.
	proxy_redirect off;
	proxy_buffering off;

	location / {
		proxy_pass http://plex_backend;
	}
}