nixpkgs/nixos/tests/systemd-initrd-networkd-ssh.nix

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import ./make-test-python.nix ({ lib, ... }: {
name = "systemd-initrd-network-ssh";
meta.maintainers = [ lib.maintainers.elvishjerricco ];
nodes = {
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server = { config, pkgs, ... }: {
testing.initrdBackdoor = true;
boot.initrd.systemd.enable = true;
boot.initrd.systemd.contents."/etc/msg".text = "foo";
boot.initrd.network = {
enable = true;
ssh = {
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enable = true;
authorizedKeys = [ (lib.readFile ./initrd-network-ssh/id_ed25519.pub) ];
port = 22;
hostKeys = [ ./initrd-network-ssh/ssh_host_ed25519_key ];
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};
};
};
client = { config, ... }: {
environment.etc = {
knownHosts = {
text = lib.concatStrings [
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"server,"
"${
toString (lib.head (lib.splitString " " (toString
(lib.elemAt (lib.splitString "\n" config.networking.extraHosts) 2))))
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} "
"${lib.readFile ./initrd-network-ssh/ssh_host_ed25519_key.pub}"
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];
};
sshKey = {
source = ./initrd-network-ssh/id_ed25519;
mode = "0600";
};
};
};
};
testScript = ''
start_all()
def ssh_is_up(_) -> bool:
status, _ = client.execute("nc -z server 22")
return status == 0
client.wait_for_unit("network.target")
with client.nested("waiting for SSH server to come up"):
retry(ssh_is_up)
msg = client.succeed(
"ssh -i /etc/sshKey -o UserKnownHostsFile=/etc/knownHosts server 'cat /etc/msg'"
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)
assert "foo" in msg
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server.switch_root()
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server.wait_for_unit("multi-user.target")
'';
})