tjh.dev
Clone of https://github.com/NixOS/nixpkgs.git (to stress-test knotserver)
nixos/nvme-rs: init (#410730)
authored by
Masum Reza
and committed by
GitHub
1d84eb3d
5ee06ac3
+2
nixos/doc/manual/release-notes/rl-2511.section.md
+2
nixos/doc/manual/release-notes/rl-2511.section.md
···
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- [Sshwifty](https://github.com/nirui/sshwifty), a Telnet and SSH client for your browser. Available as [services.sshwifty](#opt-services.sshwifty.enable).
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- [nvme-rs](https://github.com/liberodark/nvme-rs), NVMe monitoring [services.nvme-rs](#opt-services.nvme-rs.enable).
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## Backward Incompatibilities {#sec-release-25.11-incompatibilities}
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<!-- To avoid merge conflicts, consider adding your item at an arbitrary place in the list instead. -->
+1
nixos/modules/module-list.nix
+1
nixos/modules/module-list.nix
+204
nixos/modules/services/system/nvme-rs.nix
+204
nixos/modules/services/system/nvme-rs.nix
···
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{
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config,
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options,
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lib,
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pkgs,
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...
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}:
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let
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inherit (lib) types;
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cfg = config.services.nvme-rs;
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opt = options.services.nvme-rs;
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settingsFormat = pkgs.formats.toml { };
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in
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{
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options.services.nvme-rs = {
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enable = lib.mkEnableOption "nvme-rs, a monitoring service";
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package = lib.mkPackageOption pkgs "nvme-rs" { };
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settings = lib.mkOption {
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type = types.submodule {
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freeformType = settingsFormat.type;
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options = {
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check_interval_secs = lib.mkOption {
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type = types.int;
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default = 3600;
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description = "Check interval in seconds";
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example = 86400;
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};
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+
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thresholds = lib.mkOption {
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type = types.submodule {
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freeformType = settingsFormat.type;
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options = {
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temp_warning = lib.mkOption {
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type = types.int;
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default = 55;
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description = "Temperature warning threshold (°C)";
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};
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temp_critical = lib.mkOption {
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type = types.int;
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default = 65;
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description = "Temperature critical threshold (°C)";
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};
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wear_warning = lib.mkOption {
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type = types.int;
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default = 20;
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description = "Wear warning threshold (%)";
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};
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wear_critical = lib.mkOption {
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type = types.int;
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default = 50;
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description = "Wear critical threshold (%)";
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};
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+
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spare_warning = lib.mkOption {
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type = types.int;
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default = 50;
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description = "Available spare warning threshold (%)";
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};
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error_threshold = lib.mkOption {
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type = types.int;
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default = 100;
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description = "Error count warning threshold";
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};
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};
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};
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default = { };
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description = "Threshold configuration for NVMe monitoring";
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};
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email = lib.mkOption {
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type = types.nullOr (
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types.submodule {
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freeformType = settingsFormat.type;
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options = {
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smtp_server = lib.mkOption {
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type = types.str;
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default = "smtp.gmail.com";
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description = "SMTP server address";
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example = "mail.example.com";
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};
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smtp_port = lib.mkOption {
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type = types.port;
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default = 587;
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description = "SMTP server port";
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};
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smtp_username = lib.mkOption {
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type = types.str;
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description = "SMTP username";
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example = "your-email@gmail.com";
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};
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smtp_password_file = lib.mkOption {
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type = types.path;
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description = "File containing SMTP password";
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example = "/run/secrets/smtp-password";
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};
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from = lib.mkOption {
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type = types.str;
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description = "Sender email address";
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example = "nvme-monitor@example.com";
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};
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to = lib.mkOption {
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type = types.str;
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description = "Recipient email address";
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example = "admin@example.com";
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};
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use_tls = lib.mkOption {
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type = types.bool;
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default = true;
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description = "Use TLS for SMTP connection";
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};
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};
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}
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);
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default = null;
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description = "Email notification configuration";
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};
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};
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};
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default = { };
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description = ''
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Configuration for nvme-rs in TOML format.
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See the config.toml example for all available options.
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'';
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};
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};
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config = lib.mkIf cfg.enable {
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services.nvme-rs.settings = opt.settings.default;
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systemd.services.nvme-rs = {
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description = "NVMe health monitoring service";
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after = [ "network.target" ];
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wantedBy = [ "multi-user.target" ];
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serviceConfig =
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let
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settingsWithoutNull =
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if cfg.settings.email == null then lib.removeAttrs cfg.settings [ "email" ] else cfg.settings;
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configFile = settingsFormat.generate "nvme-rs.toml" settingsWithoutNull;
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in
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{
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ExecStart = lib.escapeShellArgs [
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"${lib.getExe cfg.package}"
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"daemon"
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"--config"
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"${configFile}"
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];
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DynamicUser = true;
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SupplementaryGroups = [ "disk" ];
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CapabilityBoundingSet = [ "CAP_SYS_ADMIN" ];
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AmbientCapabilities = [ "CAP_SYS_ADMIN" ];
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LimitCORE = 0;
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LimitNOFILE = 65535;
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LockPersonality = true;
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MemorySwapMax = 0;
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MemoryZSwapMax = 0;
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PrivateTmp = true;
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ProcSubset = "pid";
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ProtectClock = true;
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ProtectControlGroups = true;
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ProtectHome = true;
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ProtectHostname = true;
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ProtectKernelLogs = true;
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ProtectKernelModules = true;
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ProtectKernelTunables = true;
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ProtectProc = "invisible";
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ProtectSystem = "strict";
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Restart = "on-failure";
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RestartSec = "10s";
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RestrictAddressFamilies = [
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"AF_INET"
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"AF_INET6"
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"AF_UNIX"
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];
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RestrictNamespaces = true;
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RestrictRealtime = true;
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SystemCallArchitectures = "native";
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SystemCallFilter = [
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"@system-service"
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"@resources"
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"~@privileged"
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];
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NoNewPrivileges = true;
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UMask = "0077";
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};
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};
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environment.systemPackages = [ cfg.package ];
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};
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}
+1
nixos/tests/all-tests.nix
+1
nixos/tests/all-tests.nix
···
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ntpd = runTest ./ntpd.nix;
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ntpd-rs = runTest ./ntpd-rs.nix;
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nvidia-container-toolkit = runTest ./nvidia-container-toolkit.nix;
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nvme-rs = runTest ./nvme-rs.nix;
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nvmetcfg = runTest ./nvmetcfg.nix;
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nyxt = runTest ./nyxt.nix;
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nzbget = runTest ./nzbget.nix;
+157
nixos/tests/nvme-rs.nix
+157
nixos/tests/nvme-rs.nix
···
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{ lib, pkgs, ... }:
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{
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name = "nvme-rs";
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meta = {
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maintainers = with lib.maintainers; [ liberodark ];
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};
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nodes = {
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monitor =
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{ config, pkgs, ... }:
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{
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virtualisation = {
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emptyDiskImages = [
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512
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512
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];
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};
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environment.systemPackages = with pkgs; [
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nvme-rs
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jq
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];
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services.nvme-rs = {
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enable = true;
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package = pkgs.nvme-rs;
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settings = {
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check_interval_secs = 60;
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thresholds = {
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temp_warning = 50;
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temp_critical = 60;
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wear_warning = 15;
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wear_critical = 40;
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spare_warning = 60;
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error_threshold = 100;
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};
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email = {
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smtp_server = "mail";
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smtp_port = 25;
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smtp_username = "nvme-monitor@example.com";
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smtp_password_file = "/run/secrets/smtp-password";
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from = "NVMe Monitor <nvme-monitor@example.com>";
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to = "admin@example.com";
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use_tls = false;
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};
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};
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};
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systemd.tmpfiles.rules = [
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"f /run/secrets/smtp-password 0600 root root - testpassword"
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];
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networking.firewall.enable = false;
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};
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mail =
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{ config, pkgs, ... }:
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{
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services.postfix = {
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enable = true;
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hostname = "mail";
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domain = "example.com";
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networks = [ "0.0.0.0/0" ];
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relayDomains = [ "example.com" ];
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localRecipients = [ "admin" ];
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settings = {
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main = {
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inet_interfaces = "all";
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inet_protocols = "ipv4";
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smtpd_recipient_restrictions = "permit_mynetworks";
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smtpd_relay_restrictions = "permit_mynetworks";
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};
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};
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};
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users.users.admin = {
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isNormalUser = true;
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home = "/home/admin";
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};
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networking.firewall = {
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allowedTCPPorts = [ 25 ];
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};
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};
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client =
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{ config, pkgs, ... }:
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{
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virtualisation = {
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emptyDiskImages = [ 256 ];
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};
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environment.systemPackages = with pkgs; [
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nvme-rs
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jq
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];
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environment.etc."nvme-rs/config.toml".text = ''
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check_interval_secs = 3600
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[thresholds]
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temp_warning = 55
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temp_critical = 65
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wear_warning = 20
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wear_critical = 50
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spare_warning = 50
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error_threshold = 5000
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'';
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};
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};
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testScript =
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{ nodes, ... }:
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''
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import json
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start_all()
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for machine in [monitor, mail, client]:
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machine.wait_for_unit("multi-user.target")
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mail.wait_for_unit("postfix.service")
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mail.wait_for_open_port(25)
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client.succeed("nvme-rs check || true")
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client.succeed("nvme-rs check --config /etc/nvme-rs/config.toml || true")
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output = client.succeed("nvme-rs check --format json || echo '[]'")
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data = json.loads(output)
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assert isinstance(data, list), "JSON output should be a list"
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monitor.wait_for_unit("nvme-rs.service")
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monitor.succeed("systemctl is-active nvme-rs.service")
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config_path = monitor.succeed(
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"systemctl status nvme-rs | grep -oE '/nix/store[^ ]*nvme-rs.toml' | head -1"
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).strip()
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if config_path:
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monitor.succeed(f"grep 'check_interval_secs = 60' {config_path}")
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monitor.succeed(f"grep 'temp_warning = 50' {config_path}")
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monitor.succeed(f"grep 'smtp_server = \"mail\"' {config_path}")
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logs = monitor.succeed("journalctl -u nvme-rs.service -n 20 --no-pager")
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assert "Starting NVMe monitor daemon" in logs or "Check interval" in logs
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monitor.succeed("test -f /run/secrets/smtp-password")
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monitor.succeed("nc -zv mail 25")
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monitor.fail("nvme-rs daemon --config /nonexistent.toml 2>&1 | grep -E 'Failed to read'")
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'';
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}