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

94 lines
2.5 KiB
Nix

{ 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"];
wants = ["network-pre.target"];
unitConfig.DefaultDependencies = false;
serviceConfig.Type = "oneshot";
path = [ pkgs.iproute2 pkgs.iputils pkgs.gnugrep ];
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";
meta.maintainers = [ elvishjerricco ];
nodes.machine = common;
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()
# Make sure the systemd-network user was set correctly in initrd
machine.wait_for_unit("multi-user.target")
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"
exit 1
fi
'';
}