flake reorg

module.nix

@@ -0,0 +1,97 @@
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
+with lib; let
+  cfg = config.services.demostf-backup;
+in {
+  options.services.demostf-backup = {
+    enable = mkEnableOption "Enables the demos backup service";
+
+    target = mkOption {
+      type = types.str;
+      description = "target directory";
+    };
+    api = mkOption {
+      type = types.str;
+      default = "https://api.demos.tf";
+      description = "demos.tf api url";
+    };
+    stateFile = mkOption {
+      type = types.str;
+      description = "state file path";
+    };
+    logLevel = mkOption {
+      type = types.str;
+      default = "INFO";
+      description = "log level";
+    };
+    user = mkOption {
+      type = types.str;
+      description = "user that owns the demos";
+    };
+    interval = mkOption {
+      type = types.str;
+      default = "*:0/10";
+      description = "Interval to run the service";
+    };
+
+    package = mkOption {
+      type = types.package;
+      defaultText = literalExpression "pkgs.demostf-backup";
+      description = "package to use";
+    };
+  };
+
+  config = mkIf cfg.enable {
+    systemd.services.demostf-backup = {
+      description = "Backup demos for demos.tf";
+
+      environment = {
+        STORAGE_ROOT = cfg.target;
+        SOURCE = cfg.api;
+        STATE_FILE = cfg.stateFile;
+        RUST_LOG = cfg.logLevel;
+      };
+
+      serviceConfig = {
+        ExecStart = "${cfg.package}/bin/demostf-backup";
+        ReadWritePaths = [cfg.target cfg.stateFile];
+        Restart = "on-failure";
+        User = cfg.user;
+        PrivateTmp = true;
+        ProtectSystem = "strict";
+        ProtectHome = true;
+        NoNewPrivileges = true;
+        PrivateDevices = true;
+        ProtectClock = true;
+        CapabilityBoundingSet = true;
+        ProtectKernelLogs = true;
+        ProtectControlGroups = true;
+        SystemCallArchitectures = "native";
+        ProtectKernelModules = true;
+        RestrictNamespaces = true;
+        MemoryDenyWriteExecute = true;
+        ProtectHostname = true;
+        LockPersonality = true;
+        ProtectKernelTunables = true;
+        RestrictAddressFamilies = "AF_INET AF_INET6";
+        RestrictRealtime = true;
+        ProtectProc = "noaccess";
+        SystemCallFilter = ["@system-service" "~@resources" "~@privileged"];
+        IPAddressDeny = "localhost link-local multicast";
+      };
+    };
+
+    systemd.timers.demostf-backup = {
+      enable = true;
+      description = "Backup demos for demos.tf";
+      wantedBy = ["multi-user.target"];
+      timerConfig = {
+        OnCalendar = "*:0/10";
+      };
+    };
+  };
+}