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82 lines
3 KiB
Nix
82 lines
3 KiB
Nix
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# In contrast to systemd-networkd-dhcpserver, this test configures
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# the router with a static DHCP lease for the client's MAC address.
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import ./make-test-python.nix ({ lib, ... }: {
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name = "systemd-networkd-dhcpserver-static-leases";
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meta = with lib.maintainers; {
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maintainers = [ veehaitch tomfitzhenry ];
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};
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nodes = {
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router = {
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virtualisation.vlans = [ 1 ];
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systemd.services.systemd-networkd.environment.SYSTEMD_LOG_LEVEL = "debug";
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networking = {
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useNetworkd = true;
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useDHCP = false;
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firewall.enable = false;
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};
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systemd.network = {
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networks = {
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# systemd-networkd will load the first network unit file
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# that matches, ordered lexiographically by filename.
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# /etc/systemd/network/{40-eth1,99-main}.network already
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# exists. This network unit must be loaded for the test,
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# however, hence why this network is named such.
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"01-eth1" = {
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name = "eth1";
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networkConfig = {
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DHCPServer = true;
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Address = "10.0.0.1/24";
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};
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dhcpServerStaticLeases = [{
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dhcpServerStaticLeaseConfig = {
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MACAddress = "02:de:ad:be:ef:01";
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Address = "10.0.0.10";
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};
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}];
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};
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};
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};
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};
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client = {
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virtualisation.vlans = [ 1 ];
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systemd.services.systemd-networkd.environment.SYSTEMD_LOG_LEVEL = "debug";
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networking = {
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useNetworkd = true;
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useDHCP = false;
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firewall.enable = false;
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interfaces.eth1 = {
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useDHCP = true;
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macAddress = "02:de:ad:be:ef:01";
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};
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};
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# This setting is important to have the router assign the
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# configured lease based on the client's MAC address. Also see:
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# https://github.com/systemd/systemd/issues/21368#issuecomment-982193546
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systemd.network.networks."40-eth1".dhcpV4Config.ClientIdentifier = "mac";
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};
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};
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testScript = ''
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start_all()
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with subtest("check router network configuration"):
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router.wait_for_unit("systemd-networkd-wait-online.service")
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eth1_status = router.succeed("networkctl status eth1")
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assert "Network File: /etc/systemd/network/01-eth1.network" in eth1_status, \
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"The router interface eth1 is not using the expected network file"
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assert "10.0.0.1" in eth1_status, "Did not find expected router IPv4"
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with subtest("check client network configuration"):
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client.wait_for_unit("systemd-networkd-wait-online.service")
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eth1_status = client.succeed("networkctl status eth1")
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assert "Network File: /etc/systemd/network/40-eth1.network" in eth1_status, \
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"The client interface eth1 is not using the expected network file"
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assert "10.0.0.10" in eth1_status, "Did not find expected client IPv4"
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with subtest("router and client can reach each other"):
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client.wait_until_succeeds("ping -c 5 10.0.0.1")
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router.wait_until_succeeds("ping -c 5 10.0.0.10")
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'';
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})
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