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Fix building many things in nix.

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Nix 2.30.0 (2025-07-07) changed the build directory from /tmp to /nix/var/nix/builds which broke a number of builds because my ZFS datasets were utf8only. This adds a role to mount tmpfs to /nix/var/nix/builds to restore the old behavior.
This commit is contained in:
Tom Alexander
2025-10-26 15:05:49 -04:00
parent 24b089a313
commit 888613a229
6 changed files with 45 additions and 3 deletions
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4
nix/configuration/formats/iso.nix
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@@ -16,8 +16,8 @@
me.buildingPortable = true;
me.mountPersistence = lib.mkForce false;
me.optimizations.enable = lib.mkForce false;
me.image_based_appliance.enable = true;
# TODO: image based appliance?
# Not doing image_based_appliance because this might be an install ISO, in which case we'd need nix to do the install.
# me.image_based_appliance.enable = true;
};
}