From 3c0938664376e8f0276c4d23efa62688fd6740ef Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Leonardo=20Eug=C3=AAnio?= <lelgenio@disroot.org>
Date: Thu, 23 Feb 2023 19:18:15 -0300
Subject: [PATCH] add disko

---
 flake.nix               |  4 +++
 hosts/partition/i15.nix | 41 +++++++++++++++++++++++++++
 install/i15.sh          | 63 -----------------------------------------
 3 files changed, 45 insertions(+), 63 deletions(-)
 create mode 100644 hosts/partition/i15.nix
 delete mode 100644 install/i15.sh

diff --git a/flake.nix b/flake.nix
index 8e17499..b6d2153 100644
--- a/flake.nix
+++ b/flake.nix
@@ -38,6 +38,9 @@
       inputs.nixpkgs.follows = "nixpkgs";
     };
 
+    inputs.disko.url = "github:nix-community/disko";
+    inputs.disko.inputs.nixpkgs.follows = "nixpkgs";
+
     # my stuff
     dhist = {
       url = "github:lelgenio/dhist";
@@ -96,6 +99,7 @@
           inputs.agenix.nixosModules.default
           inputs.dzgui-nix.nixosModules.default
           inputs.home-manager.nixosModules.home-manager
+          inputs.disko.nixosModules.disko
           {
             home-manager.useGlobalPkgs = true;
             home-manager.useUserPackages = true;
diff --git a/hosts/partition/i15.nix b/hosts/partition/i15.nix
new file mode 100644
index 0000000..f97dad3
--- /dev/null
+++ b/hosts/partition/i15.nix
@@ -0,0 +1,41 @@
+{ disks ? [ "/dev/sda" ], ... }: {
+  disk.sda = {
+    type = "disk";
+    device = builtins.elemAt disks 0;
+    content = {
+      type = "table";
+      format = "gpt";
+      partitions = [
+        {
+          type = "partition";
+          name = "NIX_BOOT";
+          start = "1MiB";
+          end = "1GiB";
+          bootable = true;
+          content = {
+            type = "filesystem";
+            format = "vfat";
+            mountpoint = "/boot";
+            options = [ "defaults" ];
+          };
+        }
+        {
+          type = "partition";
+          name = "NIX_CRYPT_ROOT";
+          start = "1GiB";
+          end = "100%";
+          content = {
+            type = "luks";
+            name = "main";
+            content = {
+              type = "btrfs";
+              name = "BTRFS_ROOT";
+              mountpoint = "/";
+              subvolumes = [ "/home" "/nixos" "/swap" ];
+            };
+          };
+        }
+      ];
+    };
+  };
+}
diff --git a/install/i15.sh b/install/i15.sh
deleted file mode 100644
index 72a5ac6..0000000
--- a/install/i15.sh
+++ /dev/null
@@ -1,63 +0,0 @@
-#!/bin/sh
-
-set -xe
-
-settle() {
-    udevadm trigger --subsystem-match=block
-    udevadm settle
-}
-
-lsblk
-echo 'Enter the name of the device to WIPE and install (something like "sda"):'
-read DRIVE_ID
-
-echo 'Enter a passphrase to encrypt the disk:'
-read -s DRIVE_PASSPHRASE
-
-echo "Creating partition table..."
-parted -s "/dev/${DRIVE_ID}" -- mklabel gpt
-
-echo "Creating EFI system partition..."
-parted -s "/dev/${DRIVE_ID}" -- mkpart ESP 1MiB 1GiB
-parted -s "/dev/${DRIVE_ID}" -- set 1 boot on
-mkfs.fat -F32 "/dev/${DRIVE_ID}1" -n NIX_BOOT
-
-echo "Creating encrypted root partition..."
-parted -s "/dev/${DRIVE_ID}" -- mkpart luks 1GiB 100%
-echo "$DRIVE_PASSPHRASE" | cryptsetup --batch-mode luksFormat --label CRYPT_ROOT "/dev/${DRIVE_ID}2"
-settle
-echo "$DRIVE_PASSPHRASE" | cryptsetup luksOpen /dev/disk/by-label/CRYPT_ROOT "crypt_root"
-
-echo "Creating btrfs partition..."
-mkfs.btrfs --quiet --label NIX_ROOT /dev/mapper/"crypt_root"
-MNTPOINT=$(mktemp -d)
-mount /dev/mapper/"crypt_root" "$MNTPOINT"
-
-echo "Creating subvolumes..."
-btrfs subvolume create "$MNTPOINT"/@nixos
-btrfs subvolume create "$MNTPOINT"/@home
-btrfs subvolume create "$MNTPOINT"/@swap
-
-echo "Closing btrfs partition..."
-umount -Rl "$MNTPOINT"
-rm -rf "$MNTPOINT"
-
-echo "Mounting root btrfs submodule to '$MNTPOINT' ..."
-MNTPOINT=$(mktemp -d)
-mount /dev/disk/by-label/NIX_ROOT "$MNTPOINT" -o subvol=@nixos,noatime,compress=zstd
-
-echo "Creating and mounting EFI system partition mountpoint..."
-mkdir -p "$MNTPOINT/boot"
-mount /dev/disk/by-label/NIX_BOOT "$MNTPOINT/boot"
-
-echo "Creating home partition mountpoint..."
-mkdir -p "$MNTPOINT/home"
-mount /dev/disk/by-label/NIX_ROOT "$MNTPOINT/home" -o subvol=@home,noatime,compress=zstd
-
-echo "Swapfile"
-mkdir -p "$MNTPOINT/swap"
-mount /dev/disk/by-label/NIX_ROOT "$MNTPOINT/swap" -o subvol=@swap,noatime
-
-# echo "Installing system..."
-nixos-generate-config --root "$MNTPOINT"
-# nixos-install --root "$MNTPOINT"