commit fbd78fe40d9729c2fd1079c498a0920402361aa5 · pyrox.dev/nixpkgs

nixos/modules/module-list.nix

···

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         ./services/monitoring/grafana-agent.nix

     

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         ./services/monitoring/grafana-image-renderer.nix

     

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         ./services/monitoring/grafana-reporter.nix

     

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         ./services/monitoring/grafana-to-ntfy.nix

     

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         ./services/monitoring/grafana.nix

     

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         ./services/monitoring/graphite.nix

     

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         ./services/monitoring/hdaps.nix

+123

nixos/modules/services/monitoring/grafana-to-ntfy.nix

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       {

     

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         config,

     

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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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         cfg = config.services.grafana-to-ntfy;

     

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       in

     

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       {

     

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         options = {

     

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           services.grafana-to-ntfy = {

     

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             enable = lib.mkEnableOption "Grafana-to-ntfy (ntfy.sh) alerts channel";

     

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             package = lib.mkPackageOption pkgs "grafana-to-ntfy" { };

     

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             settings = {

     

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               ntfyUrl = lib.mkOption {

     

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                 type = lib.types.str;

     

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                 description = "The URL to the ntfy-sh topic.";

     

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                 example = "https://push.example.com/grafana";

     

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               };

     

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               ntfyBAuthUser = lib.mkOption {

     

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                 type = lib.types.nullOr lib.types.str;

     

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                 description = ''

     

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                   The ntfy-sh user to use for authenticating with the ntfy-sh instance.

     

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                   Setting this option is required when using a ntfy-sh instance with access control enabled.

     

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                 '';

     

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                 default = null;

     

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                 example = "grafana";

     

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               };

     

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       +
       

     

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               ntfyBAuthPass = lib.mkOption {

     

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                 type = lib.types.path;

     

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                 description = ''

     

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                   The path to the password for the specified ntfy-sh user.

     

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                   Setting this option is required when using a ntfy-sh instance with access control enabled.

     

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                 '';

     

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                 default = null;

     

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               };

     

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               bauthUser = lib.mkOption {

     

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                 type = lib.types.str;

     

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                 description = ''

     

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                   The user that you will authenticate with in the Grafana webhook settings.

     

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                   You can set this to whatever you like, as this is not the same as the ntfy-sh user.

     

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                 '';

     

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                 default = "admin";

     

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               };

     

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               bauthPass = lib.mkOption {

     

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                 type = lib.types.path;

     

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                 description = "The path to the password you will use in the Grafana webhook settings.";

     

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               };

     

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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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           systemd.services.grafana-to-ntfy = {

     

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             wantedBy = [ "multi-user.target" ];

     

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             script = ''

     

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               export BAUTH_PASS=$(${lib.getExe' config.systemd.package "systemd-creds"} cat BAUTH_PASS_FILE)

     

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               ${lib.optionalString (cfg.settings.ntfyBAuthPass != null) ''

     

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                 export NTFY_BAUTH_PASS=$(${lib.getExe' config.systemd.package "systemd-creds"} cat NTFY_BAUTH_PASS_FILE)

     

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               ''}

     

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               exec ${lib.getExe cfg.package}

     

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             '';

     

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             environment =

     

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               {

     

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                 NTFY_URL = cfg.settings.ntfyUrl;

     

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                 BAUTH_USER = cfg.settings.bauthUser;

     

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               }

     

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               // lib.optionalAttrs (cfg.settings.ntfyBAuthUser != null) {

     

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                 NTFY_BAUTH_USER = cfg.settings.ntfyBAuthUser;

     

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               };

     

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             serviceConfig = {

     

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               LoadCredential =

     

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                 [

     

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                   "BAUTH_PASS_FILE:${cfg.settings.bauthPass}"

     

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                 ]

     

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                 ++ lib.optional (

     

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                   cfg.settings.ntfyBAuthPass != null

     

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                 ) "NTFY_BAUTH_PASS_FILE:${cfg.settings.ntfyBAuthPass}";

     

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               DynamicUser = true;

     

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               CapabilityBoundingSet = [ "" ];

     

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               DeviceAllow = "";

     

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               LockPersonality = true;

     

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               PrivateDevices = true;

     

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               PrivateUsers = 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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               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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               MemoryDenyWriteExecute = true;

     

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               SystemCallArchitectures = "native";

     

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               SystemCallFilter = [

     

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                 "@system-service"

     

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                 "~@privileged"

     

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               ];

     

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               UMask = "0077";

     

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             };

     

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           };

     

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         };

     

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       }