# http://address:port - address to original HLS server
# /ramcache - directory for cache. mount -t tmpfs tmpfs /ramcache

server {
    listen 30000;
    server_name _;

    location / {
        root /ramcache;
        try_files $request_uri @proxy_origin;
    }
    location ~* \.(m3u8)$ {
        proxy_cache off;
        expires -1;
        proxy_pass http://address:port;
    }
    location ~* \.(ts|trp)$ {
        root /ramcache;
        try_files $request_uri @proxy_origin;
    }
    location @proxy_origin {
        resolver 8.8.8.8;
        proxy_pass http://address:port;
        proxy_temp_path "/ramcache/tmp";
        proxy_store "/ramcache/$request_uri";
        proxy_store_access user:rw group:rw all:r;
        proxy_method GET;
        proxy_set_header     Host $host;
    }
}