nix/hosts/nixos/thinkpad/disk-health.nix
2025-09-14 13:51:56 +02:00

123 lines
No EOL
3.6 KiB
Nix

{ 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
'';
}