From e59817b20feb9a1f23256ce9111801be7ae16c79 Mon Sep 17 00:00:00 2001
From: magic_rb <richard@brezak.sk>
Date: Sun, 22 Oct 2023 00:34:04 +0200
Subject: [PATCH] Persist more stuff on omen

Signed-off-by: magic_rb <richard@brezak.sk>
---
 nixos/systems/omen/filesystems.nix  | 10 ++++++++++
 nixos/systems/omen/impermenance.nix |  5 +++++
 2 files changed, 15 insertions(+)

diff --git a/nixos/systems/omen/filesystems.nix b/nixos/systems/omen/filesystems.nix
index 3bdb29f..0993e73 100644
--- a/nixos/systems/omen/filesystems.nix
+++ b/nixos/systems/omen/filesystems.nix
@@ -51,6 +51,16 @@ in
       fsType = "zfs";
       neededForBoot = true;
     };
+    "/root" = {
+      device = "omen-ssd/ephemeral/root";
+      fsType = "zfs";
+      neededForBoot = true;
+    };
+    "/nix/tmp" = {
+      device = "omen-ssd/ephemeral/nix-tmp";
+      fsType = "zfs";
+      neededForBoot = true;
+    };
 
     "/boot/1" = {
       device = "/dev/disk/by-uuid/14647e24-3421-4398-b30e-537de6472433";
diff --git a/nixos/systems/omen/impermenance.nix b/nixos/systems/omen/impermenance.nix
index 5862695..0d08566 100644
--- a/nixos/systems/omen/impermenance.nix
+++ b/nixos/systems/omen/impermenance.nix
@@ -17,6 +17,7 @@
       "/var/lib/systemd/coredump"
       "/var/lib/iwd"
       "/var/lib/syncthing"
+      "/var/lib/containers"
     ];
     files = [
       "/etc/machine-id"
@@ -82,6 +83,8 @@
     serviceConfig.Type = "oneshot";
     script = ''
       ${pkgs.rolling_datasets}/bin/roll_dataset "omen-ssd/ephemeral/home" "10"
+      ${pkgs.rolling_datasets}/bin/roll_dataset "omen-ssd/ephemeral/root" "10"
+      ${pkgs.rolling_datasets}/bin/roll_dataset "omen-ssd/ephemeral/nix-tmp" "10"
     '';
   };
 
@@ -93,6 +96,8 @@
 
     script = ''
       ${pkgs.rolling_datasets}/bin/mount_datasets "omen-ssd/ephemeral/home" "/home/.old"
+      ${pkgs.rolling_datasets}/bin/mount_datasets "omen-ssd/ephemeral/root" "/root/.old"
+      ${pkgs.rolling_datasets}/bin/mount_datasets "omen-ssd/ephemeral/nix-tmp" "/nix/tmp/.old"
     '';
 
     serviceConfig = {