From 26fd1e22fe5e9bb9e22a83c030897c531d792595 Mon Sep 17 00:00:00 2001
From: Gonne <gonne@mathebau.de>
Date: Tue, 22 Apr 2025 09:57:43 +0200
Subject: [PATCH] Add exec permission to mounted nix store from remote machine

Solves the error
```
[gonne@nodens:~]$ sudo nixos-install --flake 'git+https://gitea.mathebau.de/gonne/nixConfig?ref=updates#ghatanothoa'
building the flake in git+https://gitea.mathebau.de/gonne/nixConfig?ref=updates&rev=711f80c85e185ca9fe32a27492b5295f2ddc7a2f...
error: builder for '/nix/store/0iblfp7h8l97qflgcsv3kpnwvfzvr6bi-builder.pl.drv' failed with exit code 1;
       last 1 log lines:
       > error: executing '/nix/store/9nw8b61s8lfdn8fkabxhbz0s775gjhbr-bash-5.2p37/bin/bash': Permission denied
       For full logs, run 'nix log /nix/store/0iblfp7h8l97qflgcsv3kpnwvfzvr6bi-builder.pl.drv'.
error: builder for '/nix/store/ssy2yzclqcsddsmqw60yd7vwc7843fw3-daniel-authorized_keys.drv' failed with exit code 1;
       last 1 log lines:
       > error: executing '/nix/store/9nw8b61s8lfdn8fkabxhbz0s775gjhbr-bash-5.2p37/bin/bash': Permission denied
       For full logs, run 'nix log /nix/store/ssy2yzclqcsddsmqw60yd7vwc7843fw3-daniel-authorized_keys.drv'.
error: builder for '/nix/store/k4npfvmszrzr49yrm5k4hiz3p2c32jl7-etc-os-release.drv' failed with exit code 1;
       last 1 log lines:
       > error: executing '/nix/store/9nw8b61s8lfdn8fkabxhbz0s775gjhbr-bash-5.2p37/bin/bash': Permission denied
       For full logs, run 'nix log /nix/store/k4npfvmszrzr49yrm5k4hiz3p2c32jl7-etc-os-release.drv'.
error: builder for '/nix/store/s72czr6ba3kf87hahwmg5lvjd9dwnjnz-mounts.sh.drv' failed with exit code 1;
       last 1 log lines:
       > error: executing '/nix/store/9nw8b61s8lfdn8fkabxhbz0s775gjhbr-bash-5.2p37/bin/bash': Permission denied
       For full logs, run 'nix log /nix/store/s72czr6ba3kf87hahwmg5lvjd9dwnjnz-mounts.sh.drv'.
error: 1 dependencies of derivation '/nix/store/mm45kds7svlvi0w3fj33pfbcjbzcx2nl-nixos-system-ghatanothoa-25.05pre-git.drv' failed to build

[gonne@nodens:~]$

```
---
 nixos/machines/nodens/hardware-configuration.nix | 1 +
 1 file changed, 1 insertion(+)

diff --git a/nixos/machines/nodens/hardware-configuration.nix b/nixos/machines/nodens/hardware-configuration.nix
index 756354c..f65d7fb 100644
--- a/nixos/machines/nodens/hardware-configuration.nix
+++ b/nixos/machines/nodens/hardware-configuration.nix
@@ -51,6 +51,7 @@
       "subvol=nix"
       "users" # Allows any user to mount and unmount
       "nofail" # Prevent system from failing if this drive doesn't mount
+      "exec" # needed for the nixos-install command
     ];
   };