misc: initial commit

nixos/disk-config.nix

@@ -0,0 +1,69 @@
+{
+  # checkout the example folder for how to configure different disko layouts
+  disko.devices = {
+    disk.fw16-2280 = {
+      device = "/dev/disk/by-path/pci-0000:05:00.0-nvme-1";
+      content = {
+        type = "gpt";
+        partitions = {
+          esp = {
+            size = "2G";
+            type = "EF00";
+            content = {
+              type = "filesystem";
+              format = "vfat";
+              mountpoint = "/boot";
+              mountOptions = ["noatime" "fmask=0077" "dmask=0077"];
+            };
+          };
+          cryptall = {
+            size = "100%";
+            content = {
+              type = "luks";
+              name = "all";
+              settings = {
+                # allowDiscards = true;
+                # keyFile = "/tmp/secret.key";
+              };
+              content = {
+                type = "btrfs";
+                extraArgs = ["-f"];
+                subvolumes = {
+                  # System state which should be persistent across reboots and possibly backed up.
+                  "/@nixos-persist" = {
+                    mountpoint = "/persist";
+                    mountOptions = ["noatime" "compress=zstd"];
+                  };
+                  # I’m not so interested in backing up logs but I want them to be preserved across reboots,
+                  # so I’m dedicating a subvolume to logs rather than using the persist subvolume.
+                  "/@nixos-varlog" = {
+                    mountpoint = "/var/log";
+                    mountOptions = ["noatime" "compress=zstd"];
+                  };
+                  # Needs to be persistent but is not worth backing up, as it’s trivial to reconstruct.
+                  "/@nixos-nix" = {
+                    mountpoint = "/nix";
+                    mountOptions = ["noatime" "compress=zstd"];
+                  };
+
+                  "/@data" = {
+                    mountpoint = "/data";
+                    mountOptions = ["noatime" "compress=zstd"];
+                  };
+                  "/@home-evar" = {
+                    mountpoint = "/home/evar";
+                    mountOptions = ["noatime" "compress=zstd"];
+                  };
+                };
+              };
+            };
+          };
+        };
+      };
+    };
+    nodev."/" = {
+      fsType = "tmpfs";
+      mountOptions = ["size=25%" "mode=755"];
+    };
+  };
+}