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import ./make-test-python.nix ({ lib, ... }: {
name = "systemd-initrd-vlan";
meta.maintainers = [ lib.maintainers.majiir ];
# Tests VLAN interface configuration in systemd-initrd.
#
# Two nodes are configured for a tagged VLAN. (Note that they also still have
# their ordinary eth0 and eth1 interfaces, which are not VLAN-tagged.)
#
# The 'server' node waits forever in initrd (stage 1) with networking
# enabled. The 'client' node pings it to test network connectivity.
nodes = let
network = id: {
networking = {
vlans."eth1.10" = {
id = 10;
interface = "eth1";
};
interfaces."eth1.10" = {
ipv4.addresses = [{
address = "192.168.10.${id}";
prefixLength = 24;
}];
};
};
};
in {
# Node that will use initrd networking.
server = network "1" // {
boot.initrd.systemd.enable = true;
boot.initrd.network.enable = true;
boot.initrd.systemd.services.boot-blocker = {
before = [ "initrd.target" ];
wantedBy = [ "initrd.target" ];
script = "sleep infinity";
serviceConfig.Type = "oneshot";
};
};
# Node that will ping the server.
client = network "2";
};
testScript = ''
start_all()
client.wait_for_unit("network.target")
# Wait for the regular (untagged) interface to be up.
def server_is_up(_) -> bool:
status, _ = client.execute("ping -n -c 1 server >&2")
return status == 0
with client.nested("waiting for server to come up"):
retry(server_is_up)
# Try to ping the (tagged) VLAN interface.
client.succeed("ping -n -w 10 -c 1 192.168.10.1 >&2")
'';
})
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