worker_processes ${{NUM_WORKERS}};
error_log stderr notice;
daemon off;
pid logs/nginx.pid;

events {
  worker_connections 1024;
}

rtmp {
    server {
        listen 1935;
        chunk_size 4000;
        
        # recommended directives: https://github.com/savonet/liquidsoap/issues/1389#issuecomment-1095096246
        idle_streams off;
        wait_key on;
        wait_video on;

        application stream {
            live on;

            on_publish http://127.0.0.1:${{PORT}}/auth;
        }

        application youtube {
            live on;
            allow publish 127.0.0.1;
             
            #exec ffmpeg -i rtmp://127.0.0.1:1935/youtube/$name -c:a copy -c:v copy  -f flv rtmp://a.rtmp.youtube.com/live2/$name;
            #exec ffmpeg -i rtmp://127.0.0.1:1935/youtube/$name -c:a copy -c:v copy  -f flv rtmp://${arg_url}.rtmp.youtube.com/live1/$name;

            exec ffmpeg -i rtmp://127.0.0.1:1935/youtube/$name -c:a copy -c:v copy  -f flv rtmp://x.rtmp.youtube.com/live2/hj5m-x8ff-pqyv-rtu0-26fk;
            #exec ffmpeg -i rtmp://127.0.0.1:1935/youtube/$name -c:a copy -c:v copy  -f flv rtmp://a.rtmp.youtube.com/live2/m5wk-h9xr-70g1-uzr7-dwgf;
            exec ffmpeg -i rtmp://127.0.0.1:1935/youtube/$name -c:a copy -c:v copy  -f flv rtmp://a.rtmp.youtube.com/live2/m0a5-r1rq-9qjf-pjk9-9kke;

            #exec ffmpeg -i rtmp://127.0.0.1:1935/youtube/$name -c:a copy -c:v copy  -f flv rtmp://$name;
        }

        application streamhls {
            live on;
            allow publish 127.0.0.1;

            #relays the incoming video to low quality streams on this server, audio-only version and to a different server
            exec ffmpeg -i rtmp://127.0.0.1:1935/streamhls/$name
                -c:a copy     -c:v copy                                                       -f flv rtmp://127.0.0.1/hls/$name_hi;
            exec ffmpeg -i rtmp://127.0.0.1:1935/streamhls/$name -max_muxing_queue_size 1024
                -c:a copy     -c:v libx264 -b:v 128K  -preset superfast -profile:v baseline  -f flv rtmp://127.0.0.1/hls/$name_low;
#                2>/mnt/radio/logs/ffmpeg-$name_low.log;
        }


        application hls {
            live on;
            hls on;
            hls_fragment_naming system;
            hls_fragment 3;
            hls_playlist_length 60;
            hls_path /opt/data/hls;
            hls_nested on;

            hls_variant _hi      BANDWIDTH=640000;
            hls_variant _low     BANDWIDTH=160000;
        }
    }
}

http {
  include mime.types;

#  init_by_lua_block {
#    require("socket")
#    require("lpeg")
#    math.randomseed(os.time()+ngx.worker.id())
#  }


  server {
    listen ${{PORT}};
    lua_code_cache ${{CODE_CACHE}};
  
    # nginx-rtmp hls and status endpoints
    location /hls {
        types {
            application/vnd.apple.mpegurl m3u8;
            video/mp2t ts;
        }
        root /opt/data;

        add_header Access-Control-Allow-Origin *;
    }

    location /live {
        alias /opt/data/hls;
        types {
            application/vnd.apple.mpegurl m3u8;
            video/mp2t ts;
        }

        add_header Access-Control-Allow-Origin *;
    }

    location /stat {
        rtmp_stat all;
        rtmp_stat_stylesheet static/stat.xsl;
    }

    location /static {
        alias static;
    }

    location = /crossdomain.xml {
        root static;
        default_type text/xml;
        expires 24h;
    }

    # lapis endpoints
    location /data/ {
      root /mnt;
    }

    location / {
      default_type text/html;
      content_by_lua '
        require("lapis").serve("app")
      ';
    }

    location /favicon.ico {
      alias static/favicon.ico;
    }
  }
}