depot/third_party/nixpkgs/nixos/tests/systemd-initrd-modprobe.nix
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GitOrigin-RevId: 33d1e753c82ffc557b4a585c77de43d4c922ebb5
2024-05-15 17:35:15 +02:00

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Nix

import ./make-test-python.nix ({ lib, pkgs, ... }: {
name = "systemd-initrd-modprobe";
nodes.machine = { pkgs, ... }: {
testing.initrdBackdoor = true;
boot.initrd.systemd.enable = true;
boot.initrd.kernelModules = [ "tcp_hybla" ]; # Load module in initrd.
boot.extraModprobeConfig = ''
options tcp_hybla rtt0=42
'';
};
testScript = ''
machine.wait_for_unit("initrd.target")
rtt = machine.succeed("cat /sys/module/tcp_hybla/parameters/rtt0")
assert int(rtt) == 42, "Parameter should be respected for initrd kernel modules"
# Make sure it sticks in stage 2
machine.switch_root()
machine.wait_for_unit("multi-user.target")
rtt = machine.succeed("cat /sys/module/tcp_hybla/parameters/rtt0")
assert int(rtt) == 42, "Parameter should be respected for initrd kernel modules"
'';
})