From 9d36bc0820517c3aa5eecc2bacd97729b01a2132 Mon Sep 17 00:00:00 2001
From: Valentin Brandl <mail+dev@vbrandl.net>
Date: Thu, 10 Nov 2022 11:11:00 +0100
Subject: [PATCH] Start documenting BTRFS setup

---
 README.md | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)

diff --git a/README.md b/README.md
index 9b0dd02..2a292ab 100644
--- a/README.md
+++ b/README.md
@@ -18,3 +18,30 @@ nix flake update
 sudo nixos-rebuild switch --flake <path-to-repo>#<hostname>
 sudo nixos-rebuild switch --flake .#w1n5t0n
 ```
+
+
+# Encrypted Btrfs Setup
+
+* cryptsetup luksFormat --format=luks1 /...
+* cryptsetup luksOpen /... system
+* mkfs.btrfs /dev/mapper/system
+* mount /dev/mapper/system /mnt
+* btrfs subvolume create /mnt/root
+* btrfs subvolume create /mnt/home
+* btrfs subvolume create /mnt/nix
+* btrfs subvolume create /mnt/swap
+
+| subvolume | mount options |
+| --- | --- |
+| `home` | `compress=zstd` |
+| `swap` | `compress=zstd,noatime` |
+| `root` | `compress=zstd` |
+| `nix` | `compress=zstd,noatime` |
+
+* `/boot/efi` as vfat TODO: partitioning command
+* TODO: create swap
+* mount subvolumes
+* `nixos-generate-config --root /mnt
+* add mount options in `hardware-configuration.nix` / create matching configuration in `./machines`
+* TODO: config for luks, bootloader, ...
+* For `snapper`: create `.snapshots` subvolume in each subvolume to be backed up