Implement drive health check for thinkpad

hosts/nixos/thinkpad/disk-health.nix

@@ -0,0 +1,123 @@
+{ config, lib, pkgs, ... }:
+
+{
+  # Simplified disk health monitoring for ThinkPad laptop
+  # Single NVMe SSD monitoring with laptop-friendly settings
+
+  # Package requirements
+  environment.systemPackages = with pkgs; [
+    smartmontools
+    curl         # For Gotify notifications
+  ];
+
+  # Smartd configuration for laptop NVMe SSD  
+  services.smartd = {
+    enable = true;
+    autodetect = false;  # Explicit configuration
+    
+    # Global smartd options
+    extraOptions = [ "-A /var/log/smartd/" "-i 900" ];  # Check every 15 minutes
+    
+    # Disable default notifications
+    notifications = {
+      mail.enable = false;
+      x11.enable = false;
+      test = false;
+    };
+    
+    # Single NVMe drive monitoring with all options inline
+    devices = [
+      {
+        device = "/dev/nvme0n1";
+        options = "-d nvme -a -o on -S on -s (S/../.././03|L/../../7/04) -W 4,60,70 -M exec ${pkgs.writeShellScript "smartd-notify-thinkpad" ''
+          export SMARTD_DEVICE="$SMARTD_DEVICE"
+          export SMARTD_FAILTYPE="$SMARTD_FAILTYPE"
+          export SMARTD_MESSAGE="$SMARTD_MESSAGE"
+          /home/yanlin/.config/nix/scripts/disk-health-smartd-alert.sh AieM4SJHFcyl7TC System_SSD_ThinkPad
+        ''}";
+      }
+    ];
+  };
+
+  # Daily SMART report service
+  systemd.services = {
+    daily-smart-report = {
+      description = "Daily SMART Health Report for ThinkPad";
+      after = [ "multi-user.target" ];
+      serviceConfig = {
+        Type = "oneshot";
+        ExecStart = "${pkgs.bash}/bin/bash /home/yanlin/.config/nix/scripts/daily-smart-report.sh AieM4SJHFcyl7TC";
+        User = "root";
+        StandardOutput = "journal";
+        StandardError = "journal";
+        TimeoutStartSec = "300";  # 5 minutes max
+        # Environment with single NVMe drive
+        Environment = [
+          "PATH=/run/current-system/sw/bin"
+          "SMART_DRIVES=/dev/nvme0n1:System SSD (ThinkPad)"
+        ];
+        # Allow access to NVMe devices
+        DeviceAllow = [ "/dev/nvme* rw" "char-* rw" "block-* rw" ];
+        DevicePolicy = "closed";
+      };
+    };
+  };
+
+  # Daily SMART report timer - runs at 09:00 (later than server)
+  systemd.timers = {
+    daily-smart-report = {
+      description = "Daily SMART Report Timer for ThinkPad";
+      wantedBy = [ "timers.target" ];
+      timerConfig = {
+        OnCalendar = "09:00:00";  # Later time for laptop
+        Persistent = true;
+        RandomizedDelaySec = "10m";  # Longer randomization for laptop
+      };
+    };
+  };
+
+  # Ensure log directories exist
+  systemd.tmpfiles.rules = [
+    "d /var/log 0755 root root -"
+    "f /var/log/daily-smart-report.log 0644 root root -"
+    "f /var/log/smartd-alerts.log 0644 root root -"
+    "d /var/log/smartd 0755 root root -"
+  ];
+
+  # Enable the timer
+  systemd.targets.timers.wants = [
+    "daily-smart-report.timer"
+  ];
+
+  # Logrotate configuration
+  services.logrotate = {
+    enable = true;
+    settings = {
+      "/var/log/daily-smart-report.log" = {
+        frequency = "weekly";
+        rotate = 4;
+        compress = true;
+        delaycompress = true;
+        missingok = true;
+        notifempty = true;
+        create = "644 root root";
+      };
+      "/var/log/smartd-alerts.log" = {
+        frequency = "weekly";
+        rotate = 4;
+        compress = true;
+        delaycompress = true;
+        missingok = true;
+        notifempty = true;
+        create = "644 root root";
+      };
+    };
+  };
+
+  # Ensure scripts are executable
+  system.activationScripts.disk-health-scripts = ''
+    chmod +x /home/yanlin/.config/nix/scripts/gotify-notify.sh
+    chmod +x /home/yanlin/.config/nix/scripts/disk-health-smartd-alert.sh
+    chmod +x /home/yanlin/.config/nix/scripts/daily-smart-report.sh
+  '';
+}