Huge update to the disk selection method. Now support striped or mirrored boot disk(s), and up to 9 disks for data with automatic inclusion of up to 3 parity disks.

2025-11-23 19:36:37 +01:00
parent 6827785db7
commit 8601bdad7f
9 changed files with 320 additions and 587 deletions
@@ -0,0 +1,73 @@
+{ lib, ... }:
+{
+  disko.devices = {
+    disk = {
+      system-1 = {
+        type = "disk";
+        device = "${BOOT_DISK_1}";
+        content = {
+          type = "gpt";
+          partitions = {
+            ESP = {
+              size = "1G";
+              type = "EF00";
+              content = {
+                type = "filesystem";
+                format = "vfat";
+                mountpoint = "/boot";
+                mountOptions = [ "umask=0077" ];
+              };
+            };
+            crypt_p1 = {
+              size = "100%";
+              content = {
+                type = "luks";
+                name = "nixos-p1";
+                settings = {
+                  allowDiscards = true;
+                };
+              };
+            };
+          };
+        };
+      };
+      system-2 = {
+        type = "disk";
+        device = "${BOOT_DISK_2}";
+        content = {
+          type = "gpt";
+          partitions = {
+            crypt_p2 = {
+              size = "100%";
+              content = {
+                type = "luks";
+                name = "nixos-p2";
+                settings = {
+                  allowDiscards = true;
+                };
+                content = {
+                  type = "btrfs";
+                  extraArgs = [
+                    "-d raid1"
+                    "/dev/mapper/nixos-p1"
+                  ];
+                  subvolumes = {
+                    "/root" = {
+                      mountpoint = "/";
+                      mountOptions = [
+                        "rw"
+                        "relatime"
+                        "ssd"
+                      ];
+                    };
+                    "/swap" = {
+                      mountpoint = "none";
+                      swap.size = "16G";
+                    };
+                  };
+                };
+              };
+            };
+          };
+        };
+      };