super massive rewrite

hosts/butterfly/services/default.nix

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+{...}: {
+  imports = [
+    ./nginx.nix
+  ];
+}

hosts/butterfly/services/forgejo.nix

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+{...}: {
+  # more options here: https://mynixos.com/nixpkgs/options/services.forgejo
+  # TODO: set a favicon https://forgejo.org/docs/next/contributor/customization/#changing-the-logo
+  #       (might need me to override settings in the nixpkg)
+  # TODO: create a custom theme for forgejo (modify the source files most likely)
+  services.forgejo = {
+    enable = true;
+    # enable support for Git Large File Storage
+    lfs.enable = true;
+    database = {
+      type = "sqlite3"; # postgres
+      host = "127.0.0.1";
+      port = "3306"; # 5432 if postgres
+    };
+    # settings are written directly to the `app.ini` config file
+    # refer to: https://forgejo.org/docs/latest/admin/config-cheat-sheet/
+    settings = {
+      server = {
+        # ENABLE_ACME = true;
+        # ACME_EMAIL = "eclarkboman@gmail.com"; # change this to "me@imbored.dev"
+        DOMAIN = "dobutterfliescry.net"; # should this be "imbored.dev"?
+        ROOT_URL = "https://forge.dobutterfliescry.net"; # full public URL of the Forgejo server
+        # address and port to listen on
+        HTTP_ADDR = "127.0.0.1";
+        HTTP_PORT = 3000;
+        PROTOCOL = "http"; # http internally, reverse proxy uses https externally
+
+        START_SSH_SERVER = true;
+        DISABLE_SSH = false;
+        SSH_PORT = 2222;
+      };
+
+      DEFAULT = {
+        APP_NAME = "tearforge";
+        APP_SLOGIN = "but cozy";
+        APP_DISPLAY_NAME_FORMAT = "{APP_NAME} ::{APP_SLOGAN}::";
+      };
+
+      repository = {
+        DEFAULT_PRIVATE = "private"; # last, private, public
+        # repo/org created on push to non-existent
+        ENABLE_PUSH_CREATE_USER = true;
+        ENABLE_PUSH_CREATE_ORG = false;
+        DEFAULT_PUSH_CREATE_PRIVATE = true;
+        MAX_CREATION_LIMIT = -1;
+      };
+
+      "repository.upload" = {
+        # max per-file size in MB
+        FILE_MAX_SIZE = 50;
+        # max number of files per upload
+        MAX_FILES = 5;
+      };
+
+      badges = let
+        # flat, flat-square, plastic, for-the-badge, social
+        style = "for-the-badge";
+      in {
+        ENABLED = true;
+        GENERATOR_URL_TEMPLATE = "https://img.shields.io/badge/{{.label}}-{{.text}}-{{.color}}?style=${style}";
+      };
+
+      ui = {
+        DEFAULT_THEME = "forgejo-dark";
+        THEMES = "forgejo-auto,forgejo-light,forgejo-dark";
+      };
+      "ui.meta" = {
+        AUTHOR = "Emile Clark-Boman - emileclarkb";
+        DESCRIPTION = "This is my personal self-hosted git forge, where I keep and maintain personal projects! PS do butterflies cry when they're sad?";
+        KEYWORDS = "emile,clark,boman,clarkboman,emileclarkb,git,forge,forgejo,self-hosted,dobutterfliescry,butterfly,butterflies";
+      };
+
+      markdown = {
+        ENABLE_HARD_LINE_BREAK_IN_COMMENTS = true;
+        ENABLE_MATH = true;
+      };
+
+      admin = {
+        DEFAULT_EMAIL_NOTIFICATIONS = "enabled";
+        SEND_NOTIFICATION_EMAIL_ON_NEW_USER = true;
+      };
+
+      security = {
+        # Controls access to the installation page.
+        # When set to “true”, the installation page is not accessible.
+        #INSTALL_LOCK = false;
+
+        PASSWORD_HASH_ALGO = "argon2"; # ARGON2 BEST ALGO FR!! (default: argon2$2$65536$8$50)
+        MIN_PASSWORD_LENGTH = 12;
+        PASSWORD_COMPLEXITY = "lower,upper,digit,spec";
+        PASSWORD_CHECK_PWN = true;
+      };
+
+      service = {
+        DISABLE_REGISTRATION = true; # toggle for new users
+        #DEFAULT_USER_IS_RESTRICTED = true;
+        # Forbid login with third-party services (ie github)
+        ALLOW_ONLY_INTERNAL_REGISTRATION = true;
+        ENABLE_CAPTCHA = true;
+        REQUIRE_CAPTCHA_FOR_LOGIN = true;
+        REQUIRE_EXTERNAL_REGISTRATION_CAPTCHA = true;
+        LOGIN_REMEMBER_DAYS = 365;
+        ENABLE_NOTIFY_MAIL = true;
+      };
+      "service.explore" = {
+        REQUIRE_SIGNIN_VIEW = false;
+        DISABLE_USERS_PAGE = false;
+        DISABLE_ORGANIZATIONS_PAGE = false;
+        DISABLE_CODE_PAGE = false;
+      };
+
+      cache = {
+        ADAPTER = "twoqueue";
+        HOST = "{\"size\":100, \"recent_ratio\":0.25, \"ghost_ratio\":0.5}";
+        ITEM_TTL = "16h";
+      };
+
+      # TODO: fill this in once my mail server is configured
+      # email.incoming = { ... };
+
+      # optional
+      # TODO: fill this in once my mail server is configured
+      mailer = {
+        ENABLED = false;
+        SMTP_ADDR = "mail.dobutterfliescry.net";
+        FROM = "iforgor@dobutterfliescry.net";
+        USER = "iforgor@dobutterfliescry.net";
+      };
+
+      log = {
+        MODE = "file";
+        LEVEL = "Info"; # "Trace", "Debug", "Info", "Warn", "Error", "Critical"
+        ENABLE_SSH_LOG = true;
+      };
+
+      cron = {
+        ENABLED = true;
+        RUN_AT_START = false;
+      };
+
+      other = {
+        SHOW_FOOTER_VERSION = true;
+        SHOW_FOOTER_TEMPLATE_LOAD_TIME = true;
+        SHOW_FOOTER_POWERED_BY = true;
+        ENABLE_SITEMAP = true;
+        ENABLE_FEED = true;
+      };
+    };
+  };
+}

hosts/butterfly/services/mailserver.nix

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+{
+  config,
+  pkgs,
+  ...
+}: {
+  imports = [
+    (builtins.fetchTarball {
+      url = "https://gitlab.com/simple-nixos-mailserver/nixos-mailserver/-/archive/nixos-25.05/nixos-mailserver-nixos-25.05.tar.gz";
+      sha256 = "0jpp086m839dz6xh6kw5r8iq0cm4nd691zixzy6z11c4z2vf8v85";
+    })
+  ];
+
+  # simple-nixos-mailserver
+  # DOCS: https://nixos-mailserver.readthedocs.io/en/latest
+  mailserver = {
+    enable = true;
+    # stateVersion = 3;
+    # Manually open the firewall instead
+    openFirewall = false;
+    virusScanning = false; # expensive memory usage
+
+    fqdn = "mail.imbored.dev";
+    domains = ["imbored.dev"];
+
+    # NOTE: generate hashes with `mkpasswd -sm bcrypt`
+    loginAccounts = {
+      "me@imbored.dev" = {
+        aliases = ["emile@imbored.dev"];
+        hashedPasswordFile = let
+          CWD = builtins.getEnv "PWD";
+          # XXX: TODO: use a secrets manager!
+        in "${CWD}/secrets/passwd/me";
+      };
+    };
+
+    certificateScheme = "acme-nginx";
+  };
+}

hosts/butterfly/services/minecraft-server.nix

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+{
+  pkgs,
+  upkgs,
+  ...
+}: {
+  services.minecraft-server = {
+    enable = true;
+    package = upkgs.minecraft-server; # use latest version only!
+    declarative = true;
+
+    eula = true;
+
+    openFirewall = false; # do this manually instead
+
+    whitelist = {
+      "SECRET1" = "";
+      "SECRET2" = "";
+    };
+
+    # REF: https://minecraft.wiki/w/Server.properties#Java_Edition
+    serverProperties = {
+      server-ip = "195.114.14.69"; # listen on all addresses if unset
+      server-port = 45000; # connection port
+      "query.port" = 45000; # share game info/advertising information
+      user-native-transport = true; # Linux packet RX/TX optimizations
+
+      # Users Connections
+      enforce-secure-profile = true;
+      online-mode = true; # don't allow unlicensed minecraft accounts to join
+      prevent-proxy-connections = false;
+      rate-limit = 0;
+
+      # Server Functionality
+      enable-status = true; # where the server appears as "online"
+      hide-online-players = false;
+      log-ips = true;
+      pause-when-empty-seconds = 60; # pause server when no player online for x seconds
+      view-distance = 10; # range: 3-32
+      simulation-distance = 10; # range: 3-32
+
+      # Players
+      motd = "M&M's Cozycraft Realm <3";
+      max-players = 2;
+      white-list = true;
+      idle-player-timeout = 0; # never kick idle players
+
+      # Gameplay
+      gamemode = "survival";
+      force-gamemode = true;
+      difficulty = "normal";
+      hardcore = false;
+      pvp = true;
+      allow-cheats = true;
+
+      # World
+      level-name = "M&M's Cozycraft"; # world name
+      # level-seed = "" # random seed if unset
+      level-type = "minecraft:normal"; # world generation preset
+      generate-structures = true;
+      spawn-monsters = true;
+      spawn-protection = 0;
+    };
+    jvmOpts = "-Xms2046M -Xmx2046M -XX:+UseG1GC -XX:ParallelGCThreads=2 -XX:MinHeapFreeRatio=5 -XX:MaxHeapFreeRatio=10";
+  };
+}

hosts/butterfly/services/nginx.nix

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+{
+  inputs,
+  pkgs,
+  ...
+}: {
+  nixpkgs.overlays = [
+    (self: super: {
+      # in wake of CVE-2022-3602/CVE-2022-3786
+      nginxStable = super.nginxStable.override {openssl = pkgs.libressl;};
+    })
+    inputs.dobutterfliescry-net.overlays.default
+  ];
+
+  # simple nginx instance to host static construction page
+  # TODO: I want sshd and forgejo's ssh server to both be bound to port 22
+  #       So change sshd to listen on a different address/port (ie 2222 or 127.0.0.3:22, etc)
+  #       and change forgejo to use 127.0.0.2:22 (use port 22, ONLY change loopback address)
+  services.nginx = {
+    enable = true;
+    # XXX: TODO: this should auto use the nginxStable overlay no?
+    # in wake of CVE-2022-3602/CVE-2022-3786
+    # package = pkgs.nginxStable.override {openssl = pkgs.libressl;};
+
+    recommendedGzipSettings = true;
+    recommendedZstdSettings = true;
+    recommendedOptimisation = true;
+    recommendedProxySettings = true;
+    recommendedTlsSettings = true;
+
+    # streamConfig = ''
+    #   server {
+    #     listen 127.0.0.1:53 udp reuseport;
+    #     proxy_timeout 20s;
+    #     proxy_pass 192.168.0.1:53535;
+    #   }
+    # '';
+
+    virtualHosts = let
+      localhost = "http://127.0.0.1";
+      std = {
+        # TODO: should I run over QUIC+HTTP3? (experimental)
+        # quic = true;
+        # http3 = true;
+        enableACME = true;
+        # kTLS = true; # offload TLS to the linux kernel
+      };
+
+      vault =
+        {
+          forceSSL = true;
+          locations."/".proxyPass = "${localhost}:8222";
+        }
+        // std;
+      forge =
+        {
+          forceSSL = true;
+          extraConfig = ''
+            client_max_body_size 512M;
+          '';
+          locations."/".proxyPass = "${localhost}:3000";
+        }
+        // std;
+    in {
+      "dobutterfliescry.net" =
+        {
+          default = true;
+          addSSL = true; # not strictly enforced <3
+          # root = "/var/www/cry";
+          root = "${pkgs.dobutterfliescry-net}/www";
+          # extraConfig = ''
+          #   error_page 404 /custom_404.html;
+          # '';
+        }
+        // std;
+      # Route "vault" subdomain to vaultwarden
+      "vault.imbored.dev" = vault;
+      # Route "forge" subdomain to forgejo
+      # TODO: use `forgejo.settings.server.ENABLE_ACME` instead?
+      # "tearforge.net" = forge;
+      "forge.dobutterfliescry.net" = forge;
+    };
+  };
+}

hosts/butterfly/services/vaultwarden.nix

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+{...}: {
+  services.vaultwarden = {
+    enable = true;
+    dbBackend = "sqlite";
+
+    # backupDir = "/var/backup/vaultwarden"; # disable with null
+
+    # https://mynixos.com/nixpkgs/option/services.vaultwarden.config
+    config = {
+      # internal address and port to listen on
+      ROCKET_ADDRESS = "127.0.0.1";
+      ROCKET_PORT = 8222;
+
+      # hostname to listen for
+      DOMAIN = "https://vault.imbored.dev";
+
+      # signup policy
+      SIGNUPS_ALLOWED = false;
+      SIGNUPS_VERIFY = true;
+      INVITATIONS_ALLOWED = true;
+    };
+    # https://mynixos.com/nixpkgs/option/services.vaultwarden.environmentFile
+    environmentFile = "/var/lib/vaultwarden/vaultwarden.env";
+  };
+}