{
system ? builtins.currentSystem,
config ? { },
pkgs ? import ../.. { inherit system config; },
lib ? pkgs.lib,
}:
with import ../lib/testing-python.nix { inherit system pkgs; };
let
inherit (lib.maintainers) elvishjerricco;
common = {
boot.initrd.systemd = {
enable = true;
network.wait-online.timeout = 10;
network.wait-online.anyInterface = true;
targets.network-online.requiredBy = [ "initrd.target" ];
services.systemd-networkd-wait-online.requiredBy = [ "network-online.target" ];
initrdBin = [
pkgs.iproute2
pkgs.iputils
pkgs.gnugrep
];
};
testing.initrdBackdoor = true;
boot.initrd.network.enable = true;
mkFlushTest =
flush: script:
makeTest {
name = "systemd-initrd-network-${lib.optionalString (!flush) "no-"}flush";
meta.maintainers = [ elvishjerricco ];
nodes.machine = {
imports = [ common ];
boot.initrd.network.flushBeforeStage2 = flush;
systemd.services.check-flush = {
requiredBy = [ "multi-user.target" ];
before = [
"network-pre.target"
"multi-user.target"
"shutdown.target"
conflicts = [ "shutdown.target" ];
wants = [ "network-pre.target" ];
unitConfig.DefaultDependencies = false;
serviceConfig.Type = "oneshot";
path = [
inherit script;
testScript = ''
machine.wait_for_unit("network-online.target")
machine.succeed(
"ip addr | grep 10.0.2.15",
"ping -c1 10.0.2.2",
)
machine.switch_root()
machine.wait_for_unit("multi-user.target")
'';
in
basic = makeTest {
name = "systemd-initrd-network";
nodes.machine = common;
# Make sure the systemd-network user was set correctly in initrd
machine.succeed("[ $(stat -c '%U,%G' /run/systemd/netif/links) = systemd-network,systemd-network ]")
machine.succeed("ip addr show >&2")
machine.succeed("ip route show >&2")
doFlush = mkFlushTest true ''
if ip addr | grep 10.0.2.15; then
echo "Network configuration survived switch-root; flushBeforeStage2 failed"
exit 1
fi
dontFlush = mkFlushTest false ''
if ! (ip addr | grep 10.0.2.15); then
echo "Network configuration didn't survive switch-root"
}