feat: adds bare borg-backup service for violet

hosts/dandelion/default.nix

@@ -12,6 +12,10 @@
     ./../../modules/services/dandelion.nix
   ];
 
+  users.users.liv.openssh.authorizedKeys.keys = [
+    "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIOLdcB5JFWx6OK2BAr8J0wPHNhr2VP2/Ci6fv3a+DPfo liv@violet" # allow violet to log in over ssh to do back ups
+  ];
+
   networking.hostName = "dandelion";
 
   liv.server.enable = true;

hosts/violet/backups.nix

@@ -0,0 +1,54 @@
+let
+  borgbackupMonitor =
+    {
+      config,
+      pkgs,
+      lib,
+      ...
+    }:
+    with lib;
+    {
+      key = "borgbackupMonitor";
+      _file = "borgbackupMonitor";
+      config.systemd.services =
+        {
+          "notify-problems@" = {
+            enable = true;
+            serviceConfig.User = "liv";
+            environment.SERVICE = "%i";
+            script = ''
+              ${pkgs.curl}/bin/curl -d "$SERVICE FAILED! - service $SERVICE on host $(hostname) failed, run journalctl -u $SERVICE for details."
+            '';
+          };
+        }
+        // flip mapAttrs' config.services.borgbackup.jobs (
+          name: value:
+          nameValuePair "borgbackup-job-${name}" {
+            unitConfig.OnFailure = "notify-problems@%i.service";
+          }
+        );
+
+      # optional, but this actually forces backup after boot in case laptop was powered off during scheduled event
+      # for example, if you scheduled backups daily, your laptop should be powered on at 00:00
+      config.systemd.timers = flip mapAttrs' config.services.borgbackup.jobs (
+        name: value:
+        nameValuePair "borgbackup-job-${name}" {
+          timerConfig.Persistent = true;
+        }
+      );
+    };
+
+in
+{
+  imports = [ borgbackupMonitor ];
+  services = {
+    borgbackup.jobs.liv-violet = {
+      paths = "/home/liv";
+      encryption.mode = "none";
+      environment.BORG_RSH = "ssh -i /home/liv/.ssh/id_ed25519";
+      repo = "ssh://liv@100.115.178.50:9123/spinners/rootvol/backups/hosts/violet";
+      compression = "auto,zstd";
+      startAt = "daily";
+    };
+  };
+}

hosts/violet/default.nix

@@ -9,6 +9,7 @@
     ./hardware-configuration.nix
     ./../../modules/core/default.server.nix
     ./../../modules/services/violet.nix
+    # ./backups.nix # disable for now, test first.
   ];
 
   networking.hostName = "violet";
@@ -24,15 +25,16 @@
     pkgs.kitty.terminfo
   ];
 
-  services.smartd = {
+  services = {
+    smartd = {
       enable = lib.mkForce false;
       autodetect = lib.mkForce false;
     };
+    xserver.videoDrivers = [ "nvidia" ];
+  };
 
   liv.nvidia.enable = true;
 
-  services.xserver.videoDrivers = [ "nvidia" ];
-
   boot = {
     loader.grub = {
       enable = true;

modules/services/ntfy.nix

@@ -12,7 +12,7 @@ in
         listen-http = "127.0.0.1:${toString port}";
         behind-proxy = true;
         visitor-attachment-daily-bandwidth-limit = "10M";
-        visitor-request-limit-burst = 5;
+        visitor-request-limit-burst = 15;
         visitor-request-limit-replenish = "15s";
       };
     };

modules/services/violet.nix

@@ -20,6 +20,7 @@
     ++ [ (import ./nginx.nix) ]
     # ++ [(import ./komga.nix)]
     ++ [ (import ./radicale.nix) ]
+    ++ [ (import ./tailscale.nix) ]
     ++ [ (import ./readarr.nix) ];
   # ++ [(import ./smart-monitoring.nix)]
   # ++ [(import ./jitsi-meet.nix)]