Fediversity/deployment/fediversity/applications/peertube/default.nix

{
  lib,
  pkgs,
  ...
}:
let
  inherit (lib) readFile;
  inherit (pkgs) writeText;
in
{
  applications.peertube = {
    description = ''
      ActivityPub-federated video streaming platform using P2P directly in your web browser
    '';
    module.options =
      import ../sharedOptions.nix {
        inherit pkgs lib;
        serviceDocName = "Peertube";
        defaults = {
          domain = "peertube.fediversity.net";
          s3AccessKeyFile = writeText "s3AccessKey" "GK1f9feea9960f6f95ff404c9b";
          s3SecretKeyFile = writeText "s3SecretKey" "7295c4201966a02c2c3d25b5cea4a5ff782966a2415e3a1";
        };
      }
      // {
        secretsFile = lib.mkOption {
          # FIXME type enforced by upstream module
          type = lib.types.path;
          default = pkgs.writeText "secret" "574e093907d1157ac0f8e760a6deb1035402003af5763135bae9cbd6abe32b24";
        };
      };
    implementation =
      cfg:
      lib.optionalAttrs cfg.enable {
        "peertube-bucket".garage = {
          ensureBuckets = {
            peertube-videos = {
              website = true;
              # TODO: these are too broad, after getting everything works narrow it down to the domain we actually want
              corsRules = {
                enable = true;
                allowedHeaders = [ "*" ];
                allowedMethods = [ "GET" ];
                allowedOrigins = [ "*" ];
              };
            };
            # TODO: these are too broad, after getting everything works narrow it down to the domain we actually want
            peertube-playlists = {
              website = true;
              corsRules = {
                enable = true;
                allowedHeaders = [ "*" ];
                allowedMethods = [ "GET" ];
                allowedOrigins = [ "*" ];
              };
            };
          };
          ensureKeys = {
            peertube = {
              inherit (cfg) s3AccessKeyFile s3SecretKeyFile;
              ensureAccess = {
                peertube-videos = {
                  read = true;
                  write = true;
                  owner = true;
                };
                peertube-playlists = {
                  read = true;
                  write = true;
                  owner = true;
                };
              };
            };
          };
          nixos-configuration = garage: {
            services.peertube = {
              settings.object_storage = {
                enabled = true;
                endpoint = garage.api.url;
                region = "garage";
                upload_acl.public = null; # Garage does not support ACL
                upload_acl.private = null; # Garage does not support ACL

                # not supported by garage
                # SEE: https://garagehq.deuxfleurs.fr/documentation/connect/apps/#peertube
                proxy.proxyify_private_files = false;

                web_videos = rec {
                  bucket_name = "peertube-videos";
                  prefix = "";
                  base_url = garage.web.urlForBucket bucket_name;
                };
                videos = rec {
                  bucket_name = "peertube-videos";
                  prefix = "";
                  base_url = garage.web.urlForBucket bucket_name;
                };
                streaming_playlists = rec {
                  bucket_name = "peertube-playlists";
                  prefix = "";
                  base_url = garage.web.urlForBucket bucket_name;
                };
              };
            };
          };
        };
        "codez".nixos-module.module =
          {
            config,
            ...
          }:
          {
            networking.firewall.allowedTCPPorts = [
              80
              443
              ## For Live streaming and Live streaming when RTMPS is enabled.
              1935
              1936
            ];
            ## FIXME: secrets management; we should have a service that writes the
            ## `.env` files based on all the secrets that we need to put there.
            environment.etc.peertube-env.text = ''
              AWS_ACCESS_KEY_ID=${readFile cfg.s3AccessKeyFile}
              AWS_SECRET_ACCESS_KEY=${readFile cfg.s3SecretKeyFile}
            '';
            services.peertube = {
              enable = true;
              localDomain = cfg.domain;
              # TODO: in most of nixpkgs, these are true by default. upstream that unless there's a good reason not to.
              redis.createLocally = true;
              database.createLocally = true;
              secrets.secretsFile = cfg.secretsFile;
              serviceEnvironmentFile = "/etc/peertube-env";
              ## Proxying through Nginx
              configureNginx = true;
              listenWeb = 443;
              enableWebHttps = true;
            };
            services.nginx.virtualHosts.${config.services.peertube.localDomain} = {
              forceSSL = true;
              enableACME = true;
            };
          };
      };
  };
}