feat: make virtiofsd tags short and friendly to not upset the software

with oh-so-bad long strings with underscores

flake.lock

@@ -405,11 +405,11 @@
         "pre-commit-hooks": "pre-commit-hooks_3"
       },
       "locked": {
-        "lastModified": 1703273523,
-        "narHash": "sha256-YG/KXGLR4wkiJidX8MtunXOlSsR8tgqwkfQnS3Xe1Jk=",
+        "lastModified": 1703274528,
+        "narHash": "sha256-r5y1DmRxlKF3rlJoIULeq1lGVGWbTZxmNGlQ0jW8ZjQ=",
         "owner": "oddlama",
         "repo": "nixos-extra-modules",
-        "rev": "5072dd354d2dd3bfead36c9269c34ed00d0f3fdd",
+        "rev": "f4a871a401059ff0662ef86a059742d47d45a5bc",
         "type": "github"
       },
       "original": {

modules/guests/microvm.nix

@@ -71,7 +71,7 @@ in {
           _: zfsCfg: {
             source = zfsCfg.hostMountpoint;
             mountPoint = zfsCfg.guestMountpoint;
-            tag = lib.replaceStrings ["/"] ["_"] zfsCfg.hostMountpoint;
+            tag = builtins.substring 0 16 (builtins.hashString "sha256" zfsCfg.hostMountpoint);
             proto = "virtiofs";
           }
         );

modules/promtail.nix

@@ -1,6 +1,7 @@
 {
   config,
   lib,
+  minimal,
   nodes,
   ...
 }: let
@@ -23,7 +24,7 @@ in {
     };
   };
 
-  config = mkIf cfg.enable {
+  config = mkIf (!minimal && cfg.enable) {
     age.secrets.promtail-loki-basic-auth-password = {
       generator.script = "alnum";
       mode = "440";

modules/telegraf.nix

@@ -1,6 +1,7 @@
 {
   config,
   lib,
+  minimal,
   nodes,
   pkgs,
   ...
@@ -56,7 +57,7 @@ in {
     };
   };
 
-  config = mkIf cfg.enable {
+  config = mkIf (!minimal && cfg.enable) {
     nodes.${cfg.influxdb2.node} = {
       # Mirror the original secret on the influx host
       age.secrets."telegraf-influxdb-token-${config.node.name}" = {

nix/generate-installer-package.nix

@@ -20,7 +20,7 @@
 
   installer-package = pkgs.symlinkJoin {
     name = "installer-package-${nodeName}";
-    paths = with pkgs; [
+    paths = [
       disko-script
       disko-mount
       disko-format