Edited snapraid.nix to get correct mounts.

templates/nix-config/disks/content.nix

@@ -12,7 +12,7 @@
                 initrdUnlock = false;
                 settings = {
                   keyFile = "/etc/secrets/disks/content-disk-${j}";
-                  allowDiscards = true;
+                  allowDiscards = ${ALLOW_DISCARDS:-false};
                 };
                 content = {
                   type = "filesystem";

templates/nix-config/disks/parity.nix

@@ -12,7 +12,7 @@
                 initrdUnlock = false;
                 settings = {
                   keyFile = "/etc/secrets/disks/parity-disk-${j}";
-                  allowDiscards = true;
+                  allowDiscards = ${ALLOW_DISCARDS:-false};
                 };
                 content = {
                   type = "filesystem";

templates/nix-config/disks/snapraid.nix

@@ -1,20 +1,5 @@
 { config, lib, ... }:
 
-let
-### --> SnapRAID disks research
-  contentDiskMounts = lib.attrsets.attrNames (
-    lib.attrsets.filterAttrs (name: value: lib.strings.hasPrefix "/mnt/content-" name) config.fileSystems
-  );
-  parityDiskMounts = lib.attrsets.attrNames (
-    lib.attrsets.filterAttrs (name: value: lib.strings.hasPrefix "/mnt/parity-" name) config.fileSystems
-  );
-  snapraidDataDisks = lib.lists.foldl'
-    (acc: path: acc // { "d${toString (acc.i + 1)}" = path; i = acc.i + 1; })
-    { i = 0; }
-    contentDiskMounts;
-### SnapRAID disks research <--
-in
-
 ### --> MergerFS setup
 {
   fileSystems."/mnt/data-storage" = {
@@ -27,7 +12,7 @@ in
       "cache.files=off"
       "moveonenospc=true"
       "category.create=mfs"
-      "srcmounts=${lib.strings.concatStringsSep ":" contentDiskMounts}"
+      "srcmounts=MERGERFS_MOUNTS"
     ];
   };
 ### MergerFS setup <--
@@ -35,9 +20,15 @@ in
 ### --> SnapRAID setup
   services.snapraid = {
     enable = true;
-    contentFiles = map (disk: "${disk}/snapraid.content") contentDiskMounts;
-    parityFiles = map (disk: "${disk}/snapraid.parity") parityDiskMounts;
-    dataDisks = builtins.removeAttrs snapraidDataDisks [ "i" ];
+    contentFiles = [
+SNAPRAID_CONTENT_FILES
+    ];
+    parityFiles = [
+SNAPRAID_PARITY_FILES
+    ];
+    dataDisks = {
+SNAPRAID_DATA_DISKS
+    };
   };
 ### SnapRAID setup <--
 }