2020-12-27 13:56:25 +00:00
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{ config, pkgs, ... }: with import <stockholm/lib>; let
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nginxCfg = pkgs.writeText "nginx.conf" ''
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daemon off;
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pid /var/lib/rtmp/nginx.pid;
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events {
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use epoll;
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worker_connections 128;
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}
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error_log stderr info;
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2021-01-23 18:06:59 +00:00
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2020-12-27 13:56:25 +00:00
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http {
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client_body_temp_path /var/lib/rtmp/nginx_cache_client_body;
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proxy_temp_path /var/lib/rtmp/nginx_cache_proxy;
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fastcgi_temp_path /var/lib/rtmp/nginx_cache_fastcgi;
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uwsgi_temp_path /var/lib/rtmp/nginx_cache_uwsgi;
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scgi_temp_path /var/lib/rtmp/nginx_cache_scgi;
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server {
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listen 8080;
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root /var/lib/rtmp;
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access_log stderr;
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error_log stderr;
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# This URL provides RTMP statistics in XML
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location /stat {
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rtmp_stat all;
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}
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}
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}
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rtmp {
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server {
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access_log stderr;
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listen 1935;
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ping 30s;
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notify_method get;
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application stream {
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live on;
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hls on;
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2020-12-30 16:58:04 +00:00
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hls_path /var/lib/rtmp/tmp/hls;
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hls_fragment 1;
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hls_playlist_length 10;
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2020-12-27 13:56:25 +00:00
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dash on;
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2020-12-30 16:58:04 +00:00
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dash_path /var/lib/rtmp/tmp/dash;
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2020-12-27 13:56:25 +00:00
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}
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}
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}
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'';
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in {
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2020-12-30 16:58:04 +00:00
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services.nginx = {
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enable = true;
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virtualHosts."streaming.lassul.us" = {
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enableACME = true;
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addSSL = true;
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locations."/hls".extraConfig = ''
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# Serve HLS fragments
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types {
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application/vnd.apple.mpegurl m3u8;
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video/mp2t ts;
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}
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root /var/lib/rtmp/tmp;
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# Allow CORS preflight requests
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if ($request_method = 'OPTIONS') {
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add_header 'Access-Control-Allow-Origin' '*';
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add_header 'Access-Control-Max-Age' 1728000;
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add_header 'Content-Type' 'text/plain charset=UTF-8';
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add_header 'Content-Length' 0;
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return 204;
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}
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if ($request_method != 'OPTIONS') {
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add_header Cache-Control no-cache;
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# CORS setup
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add_header 'Access-Control-Allow-Origin' '*' always;
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add_header 'Access-Control-Expose-Headers' 'Content-Length';
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}
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'';
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locations."/dash".extraConfig = ''
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# Serve DASH fragments
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types {
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application/dash+xml mpd;
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video/mp4 mp4;
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}
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root /var/lib/rtmp/tmp;
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# Allow CORS preflight requests
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if ($request_method = 'OPTIONS') {
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add_header 'Access-Control-Allow-Origin' '*';
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add_header 'Access-Control-Max-Age' 1728000;
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add_header 'Content-Type' 'text/plain charset=UTF-8';
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add_header 'Content-Length' 0;
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return 204;
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}
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if ($request_method != 'OPTIONS') {
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add_header Cache-Control no-cache;
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# CORS setup
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add_header 'Access-Control-Allow-Origin' '*' always;
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add_header 'Access-Control-Expose-Headers' 'Content-Length';
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}
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'';
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locations."= /dash.all.min.js".extraConfig = ''
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default_type "text/javascript";
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alias ${pkgs.fetchurl {
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url = "http://cdn.dashjs.org/v3.2.0/dash.all.min.js";
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sha256 = "16f0b40gdqsnwqi01s5sz9f1q86dwzscgc3m701jd1sczygi481c";
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}};
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'';
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locations."= /player".extraConfig = ''
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default_type "text/html";
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alias ${pkgs.writeText "player.html" ''
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="utf-8">
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<title>lassulus livestream</title>
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</head>
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<body>
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<div>
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<video id="player" controls></video>
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</video>
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</div>
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<script src="/dash.all.min.js"></script>
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<script>
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(function(){
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var url = "/dash/nixos.mpd";
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var player = dashjs.MediaPlayer().create();
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player.initialize(document.querySelector("#player"), url, true);
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})();
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</script>
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</body>
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</html>
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''};
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'';
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locations."/records".extraConfig = ''
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autoindex on;
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root /var/lib/rtmp;
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'';
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};
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};
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fileSystems."/var/lib/rtmp/tmp" = {
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device = "tmpfs";
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fsType = "tmpfs";
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options = [ "nosuid" "nodev" "noatime" ];
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};
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2020-12-27 13:56:25 +00:00
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users.users.rtmp = {
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2020-12-30 16:58:04 +00:00
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home = "/var/lib/rtmp";
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2020-12-27 13:56:25 +00:00
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uid = genid_uint31 "rtmp";
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isNormalUser = true;
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createHome = true;
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2020-12-30 16:58:04 +00:00
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openssh.authorizedKeys.keys = with config.krebs.users; [
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mic92.pubkey
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palo.pubkey
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];
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2020-12-27 13:56:25 +00:00
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};
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systemd.services.nginx-rtmp = {
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wantedBy = [ "multi-user.target" ];
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after = [ "network.target" ];
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restartIfChanged = true;
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script = ''
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${pkgs.nginx.override {
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modules = [
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pkgs.nginxModules.rtmp
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];
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}}/bin/nginx -c ${nginxCfg} -p /var/lib/rtmp
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'';
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serviceConfig = {
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2020-12-30 16:58:04 +00:00
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ExecStartPre = pkgs.writers.writeDash "setup-rtmp" ''
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mkdir -p /var/lib/rtmp/tmp/hls
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mkdir -p /var/lib/rtmp/tmp/dash
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chown rtmp:users /var/lib/rtmp/tmp/hls
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chown rtmp:users /var/lib/rtmp/tmp/dash
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chmod 755 /var/lib/rtmp/tmp/hls
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chmod 755 /var/lib/rtmp/tmp/dash
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'';
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2020-12-27 13:56:25 +00:00
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User = "rtmp";
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};
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};
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krebs.iptables.tables.filter.INPUT.rules = [
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{ predicate = "-p tcp --dport 1935"; target = "ACCEPT"; }
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];
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}
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