feat(servers): setup borgmatic for auto backups

devices/servivi/default.nix

@@ -6,6 +6,7 @@
     ../../modules/tailscale.nix
 
     ./modules/binary-cache.nix
+    ./modules/borgmatic.nix
     ./modules/minecraft.nix
   ];
 

devices/servivi/modules/borgmatic.nix

@@ -0,0 +1,32 @@
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}: {
+  # Make this file declare default settings
+  options.services.borgmatic = with lib; {
+    defaults = mkOption {
+      type = types.attrs;
+    };
+  };
+
+  # Make sure known_hosts has the needed info
+  config = {
+    services.borgmatic = {
+      enable = true;
+
+      defaults = {
+        keep_daily = 7;
+
+        # FIXME: doesn't work, have to put it in /root/.ssh
+        ssh_command = "ssh -i /root/.ssh/borg";
+        encryption_passcommand = "${pkgs.coreutils}/bin/cat ${config.sops.secrets.borg-repo.path}";
+
+        source_directories_must_exist = true;
+        borgmatic_source_directory = "/tmp/borgmatic";
+        store_config_files = false;
+      };
+    };
+  };
+}

devices/servivi/modules/minecraft.nix

@@ -6,7 +6,8 @@
 }: {
   imports = [nms.nixosModules.default];
 
-  services.modded-minecraft-servers = {
+  services = {
+    modded-minecraft-servers = {
       eula = true;
       user = config.vars.user;
       group = "users";
@@ -63,7 +64,7 @@
 
         # Modded https://www.curseforge.com/minecraft/modpacks/nomi-ceu
         nomi = {
-        enable = true;
+          enable = false;
 
           jvmMaxAllocation = "10G";
           jvmInitialAllocation = "2G";
@@ -87,4 +88,20 @@
         };
       };
     };
+
+    borgmatic.configurations.mc =
+      config.services.borgmatic.defaults
+      // {
+        source_directories = [
+          "/var/lib/minecraft"
+        ];
+
+        repositories = [
+          {
+            label = "PVE";
+            path = "ssh://matt@pve/data/backups/borg";
+          }
+        ];
+      };
+  };
 }