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path: root/system/services/mastodon/default.nix
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{config, ...}: let
  emailAddress = "mastodon@vhack.eu";
in {
  services.mastodon = {
    enable = true;
    localDomain = "vhack.eu";
    smtp = {
      authenticate = true;
      createLocally = false;
      fromAddress = emailAddress;
      user = emailAddress;
      host = "server1.vhack.eu";
      passwordFile = config.age.secrets.mastodonMail.path;
    };
    extraConfig = {
      WEB_DOMAIN = "mastodon.vhack.eu";
      EMAIL_DOMAIN_ALLOWLIST = "vhack.eu|sils.li";
    };
  };

  services.nginx = {
    enable = true;
    recommendedProxySettings = true; # required for redirections to work
    virtualHosts = {
      ${config.services.mastodon.extraConfig.WEB_DOMAIN} = {
        root = "${config.services.mastodon.package}/public/";
        # mastodon only supports https, but you can override this if you offload tls elsewhere.
        forceSSL = true;
        enableACME = true;

        locations = {
          "/system/".alias = "/var/lib/mastodon/public-system/";
          "/".tryFiles = "$uri @proxy";
          "@proxy" = {
            proxyPass = "http://unix:/run/mastodon-web/web.socket";
            proxyWebsockets = true;
          };
          "/api/v1/streaming/" = {
            proxyPass = "http://unix:/run/mastodon-streaming/streaming.socket";
            proxyWebsockets = true;
          };
        };
      };

      "vhack.eu" = {
        locations."/.well-known/webfinger".return = "301 https://${config.services.mastodon.extraConfig.WEB_DOMAIN}$request_uri";
      };
    };
  };

  users.groups.${config.services.mastodon.group}.members = [
    config.services.nginx.user
  ];
}