From c75b0e1322daa5f06b971c893e3e1c47519da417 Mon Sep 17 00:00:00 2001
From: Price Hiller <price@orion-technologies.io>
Date: Sun, 17 Sep 2023 23:17:40 -0500
Subject: [PATCH] fix: do not mount home in a btrfs volume

This ensures Impermanence manages /home instead of btrfs. This allows
the tmpfs to work as expected
---
 hosts/orion/os/filesystem.nix | 6 ------
 install.bash                  | 7 ++-----
 2 files changed, 2 insertions(+), 11 deletions(-)

diff --git a/hosts/orion/os/filesystem.nix b/hosts/orion/os/filesystem.nix
index f87fce4..0e5968d 100644
--- a/hosts/orion/os/filesystem.nix
+++ b/hosts/orion/os/filesystem.nix
@@ -43,12 +43,6 @@
       fsType = "btrfs";
       options = [ "subvol=@nix" "compress=zstd" "noatime" ];
     };
-
-    "/home" = {
-      device = "/dev/disk/by-label/NixOS-Primary";
-      fsType = "btrfs";
-      options = [ "subvol=@home" "compress=zstd" "noatime" ];
-    };
   };
 
 
diff --git a/install.bash b/install.bash
index d789002..42030f9 100644
--- a/install.bash
+++ b/install.bash
@@ -50,9 +50,7 @@ mkfs.btrfs -L "${LABEL_BTRFS}"  "${CRYPT_PATH}"
 mount -t btrfs "${CRYPT_PATH}" /mnt
 
 # Create our subvolumes
-for subvol in "home" "nix"; do
-	btrfs subvolume create "/mnt/@${subvol}"
-done
+btrfs subvolume create "/mnt/@nix"
 umount /mnt
 
 ### Final Mountings
@@ -60,7 +58,7 @@ umount /mnt
 mount -t tmpfs -o mode=755 none /mnt
 
 # Create our directories
-mkdir /mnt/{"boot","nix","home"}
+mkdir /mnt/{"boot","nix"}
 # Mount our boot partition
 mount -t vfat -o defaults,noatime "${DISK_EXT}1" /mnt/boot
 
@@ -69,7 +67,6 @@ mount -t vfat -o defaults,noatime "${DISK_EXT}1" /mnt/boot
 # many cases ZLO is more performant, especially when writing, than ZSTD while having a somewhat worse comrpession ratio.
 # WARN: ZLO *may* be a good solution, it can be VERY slow on incompressible data. Something to keep in mind.
 mount -t btrfs -o noatime,compress=zstd,subvol=@nix "${CRYPT_PATH}" /mnt/nix
-mount -t btrfs -o noatime,compress=zstd,subvol=@home "${CRYPT_PATH}" /mnt/home
 
 mkdir -p /mnt/nix/persist
 ### Install NixOS