tvl-depot/ops/nixos/default.nix
Vincent Ambo 5ad61ee408 chore: Add __readTree attributes on systems that need to be built
This is a temporary state (TODO added) to be picked up by the new CI
logic.

Change-Id: Id4702740ffd18325088e2a8a0c6157a8cee7ccf7
Reviewed-on: https://cl.tvl.fyi/c/depot/+/1852
Tested-by: BuildkiteCI
Reviewed-by: tazjin <mail@tazj.in>
2020-08-26 23:49:32 +00:00

51 lines
1.4 KiB
Nix

# Most of the Nix expressions in this folder are NixOS modules, which
# are not readTree compatible.
#
# Some things (such as system configurations) are, and we import them
# here manually.
#
# TODO(tazjin): Find a more elegant solution for the whole module
# situation.
{ lib, pkgs, depot, ... }@args:
let
inherit (lib) findFirst isAttrs;
in
rec {
whitby = import ./whitby/default.nix args;
# System installation
allSystems = import ./all-systems.nix args;
nixosFor = configuration: depot.third_party.nixos {
inherit configuration;
};
findSystem = hostname:
(findFirst
(system: system.config.networking.hostName == hostname)
(throw "${hostname} is not a known NixOS host")
(map nixosFor allSystems));
rebuild-system = pkgs.writeShellScriptBin "rebuild-system" ''
set -ue
if [[ $EUID -ne 0 ]]; then
echo "Oh no! Only root is allowed to rebuild the system!" >&2
exit 1
fi
echo "Rebuilding NixOS for $HOSTNAME"
system=$(nix-build -E "((import ${toString depot.depotPath} {}).ops.nixos.findSystem \"$HOSTNAME\").system" --no-out-link --show-trace)
nix-env -p /nix/var/nix/profiles/system --set $system
$system/bin/switch-to-configuration switch
'';
# Systems that should be built in CI
#
# TODO(tazjin): Refactor the whole systems setup, it's a bit
# inconsistent at the moment.
whitbySystem = (nixosFor whitby).system // { __readTree = true; };
}