service/drive: init from legacy and enable mail on error

legacy/modules/hardware-base.nix

@@ -1,5 +0,0 @@
-{ config, lib, pkgs, ... }:
-
-{
-  services.smartd.enable = true;
-}

machines/newton/hardware-configuration.nix

@@ -16,4 +16,11 @@
   boot.extraModulePackages = [ ];
 
   hardware.cpu.amd.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
+
+  my.hardware = {
+    drive-monitor = {
+      enable = true;
+      OnFailureMail = "server@buehler.rocks";
+    };
+  };
 }

machines/serverle/hardware-configuration.nix

@@ -31,4 +31,11 @@
 
   # Fix wifi disconnect
   networking.networkmanager.wifi.powersave = false;
+
+  my.hardware = {
+    drive-monitor = {
+      enable = true;
+      OnFailureMail = "server@buehler.rocks";
+    };
+  };
 }

machines/thinkman/hardware-configuration.nix

@@ -12,6 +12,10 @@ in
   my.hardware = {
     bluetooth.enable = true;
     debug.enable = true;
+    drive-monitor = {
+      enable = true;
+      OnFailureMail = "server@buehler.rocks";
+    };
     firmware = {
       enable = true;
       cpuFlavor = cpuFlavor;

modules/hardware/default.nix

@@ -5,6 +5,7 @@
   imports = [
     ./bluetooth
     ./debug
+    ./drive-monitor
     ./firmware
     ./graphics
     ./keychron

modules/hardware/drive-monitor/default.nix

@@ -0,0 +1,29 @@
+{ config, lib, pkgs, ... }:
+let
+  cfg = config.my.hardware.drive-monitor;
+in
+{
+  options.my.hardware.drive-monitor = with lib; {
+    enable = mkEnableOption "drive-monitor configuration";
+
+    OnFailureMail = mkOption {
+      type = types.nullOr (types.str);
+      description = lib.mdDoc "Mail adress where to send the error report";
+      default = null;
+      example = "alarm@mail.com";
+    };
+  };
+
+  config = lib.mkIf cfg.enable {
+    services = {
+      postfix.enable = lib.mkIf (cfg.OnFailureMail != null) true;
+      smartd = {
+        enable = true;
+        notifications.mail = lib.mkIf (cfg.OnFailureMail != null) {
+          enable = true;
+          recipient = cfg.OnFailureMail;
+        };
+      };
+    };
+  };
+}

modules/services/backup/default.nix

@@ -81,7 +81,7 @@ in
 
   config = lib.mkIf cfg.enable {
     # mails can only be delivered if postfix is available
-    services.postfix.enable = cfg.OnFailureMail != null;
+    services.postfix.enable = lib.mkIf (cfg.OnFailureMail != null) true;
 
     services.borgbackup.jobs.hetzner = {
       # always backup everything and only define excludes