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nixosTests.systemd-networkd-dhcpserver-static-leases: handleTest -> runTest

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Sizhe Zhao 2025-07-10 23:15:09 +08:00
parent 059f9f4c20
commit e9c1e2efe0
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2 changed files with 83 additions and 87 deletions
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4
nixos/tests/all-tests.nix
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@ -1386,9 +1386,7 @@ in
systemd-networkd = runTest ./systemd-networkd.nix;
systemd-networkd-bridge = runTest ./systemd-networkd-bridge.nix;
systemd-networkd-dhcpserver = runTest ./systemd-networkd-dhcpserver.nix;
systemd-networkd-dhcpserver-static-leases =
handleTest ./systemd-networkd-dhcpserver-static-leases.nix
{ };
systemd-networkd-dhcpserver-static-leases = runTest ./systemd-networkd-dhcpserver-static-leases.nix;
systemd-networkd-ipv6-prefix-delegation =
handleTest ./systemd-networkd-ipv6-prefix-delegation.nix
{ };

166
nixos/tests/systemd-networkd-dhcpserver-static-leases.nix
View File

@ -1,96 +1,94 @@
# In contrast to systemd-networkd-dhcpserver, this test configures
# the router with a static DHCP lease for the client's MAC address.
import ./make-test-python.nix (
{ lib, ... }:
{
name = "systemd-networkd-dhcpserver-static-leases";
meta = with lib.maintainers; {
maintainers = [ veehaitch ];
};
nodes = {
router = {
virtualisation.vlans = [ 1 ];
systemd.services.systemd-networkd.environment.SYSTEMD_LOG_LEVEL = "debug";
networking = {
useNetworkd = true;
useDHCP = false;
firewall.enable = false;
};
systemd.network = {
networks = {
# systemd-networkd will load the first network unit file
# that matches, ordered lexiographically by filename.
# /etc/systemd/network/{40-eth1,99-main}.network already
# exists. This network unit must be loaded for the test,
# however, hence why this network is named such.
"01-eth1" = {
name = "eth1";
networkConfig = {
DHCPServer = true;
Address = "10.0.0.1/24";
};
dhcpServerStaticLeases = [
{
MACAddress = "02:de:ad:be:ef:01";
Address = "10.0.0.10";
}
];
};
};
};
{ lib, ... }:
{
name = "systemd-networkd-dhcpserver-static-leases";
meta = with lib.maintainers; {
maintainers = [ veehaitch ];
};
nodes = {
router = {
virtualisation.vlans = [ 1 ];
systemd.services.systemd-networkd.environment.SYSTEMD_LOG_LEVEL = "debug";
networking = {
useNetworkd = true;
useDHCP = false;
firewall.enable = false;
};
client = {
virtualisation.vlans = [ 1 ];
systemd.services.systemd-networkd.environment.SYSTEMD_LOG_LEVEL = "debug";
systemd.network = {
enable = true;
links."10-eth1" = {
matchConfig.OriginalName = "eth1";
linkConfig.MACAddress = "02:de:ad:be:ef:01";
};
networks."40-eth1" = {
matchConfig.Name = "eth1";
systemd.network = {
networks = {
# systemd-networkd will load the first network unit file
# that matches, ordered lexiographically by filename.
# /etc/systemd/network/{40-eth1,99-main}.network already
# exists. This network unit must be loaded for the test,
# however, hence why this network is named such.
"01-eth1" = {
name = "eth1";
networkConfig = {
DHCP = "ipv4";
IPv6AcceptRA = false;
DHCPServer = true;
Address = "10.0.0.1/24";
};
# This setting is important to have the router assign the
# configured lease based on the client's MAC address. Also see:
# https://github.com/systemd/systemd/issues/21368#issuecomment-982193546
dhcpV4Config.ClientIdentifier = "mac";
linkConfig.RequiredForOnline = "routable";
dhcpServerStaticLeases = [
{
MACAddress = "02:de:ad:be:ef:01";
Address = "10.0.0.10";
}
];
};
};
networking = {
useDHCP = false;
firewall.enable = false;
interfaces.eth1 = lib.mkForce { };
};
};
};
testScript = ''
start_all()
with subtest("check router network configuration"):
router.systemctl("start systemd-networkd-wait-online.service")
router.wait_for_unit("systemd-networkd-wait-online.service")
eth1_status = router.succeed("networkctl status eth1")
assert "Network File: /etc/systemd/network/01-eth1.network" in eth1_status, \
"The router interface eth1 is not using the expected network file"
assert "10.0.0.1" in eth1_status, "Did not find expected router IPv4"
client = {
virtualisation.vlans = [ 1 ];
systemd.services.systemd-networkd.environment.SYSTEMD_LOG_LEVEL = "debug";
systemd.network = {
enable = true;
links."10-eth1" = {
matchConfig.OriginalName = "eth1";
linkConfig.MACAddress = "02:de:ad:be:ef:01";
};
networks."40-eth1" = {
matchConfig.Name = "eth1";
networkConfig = {
DHCP = "ipv4";
IPv6AcceptRA = false;
};
# This setting is important to have the router assign the
# configured lease based on the client's MAC address. Also see:
# https://github.com/systemd/systemd/issues/21368#issuecomment-982193546
dhcpV4Config.ClientIdentifier = "mac";
linkConfig.RequiredForOnline = "routable";
};
};
networking = {
useDHCP = false;
firewall.enable = false;
interfaces.eth1 = lib.mkForce { };
};
};
};
testScript = ''
start_all()
with subtest("check client network configuration"):
client.systemctl("start systemd-networkd-wait-online.service")
client.wait_for_unit("systemd-networkd-wait-online.service")
eth1_status = client.succeed("networkctl status eth1")
assert "Network File: /etc/systemd/network/40-eth1.network" in eth1_status, \
"The client interface eth1 is not using the expected network file"
assert "10.0.0.10" in eth1_status, "Did not find expected client IPv4"
with subtest("check router network configuration"):
router.systemctl("start systemd-networkd-wait-online.service")
router.wait_for_unit("systemd-networkd-wait-online.service")
eth1_status = router.succeed("networkctl status eth1")
assert "Network File: /etc/systemd/network/01-eth1.network" in eth1_status, \
"The router interface eth1 is not using the expected network file"
assert "10.0.0.1" in eth1_status, "Did not find expected router IPv4"
with subtest("router and client can reach each other"):
client.wait_until_succeeds("ping -c 5 10.0.0.1")
router.wait_until_succeeds("ping -c 5 10.0.0.10")
'';
}
)
with subtest("check client network configuration"):
client.systemctl("start systemd-networkd-wait-online.service")
client.wait_for_unit("systemd-networkd-wait-online.service")
eth1_status = client.succeed("networkctl status eth1")
assert "Network File: /etc/systemd/network/40-eth1.network" in eth1_status, \
"The client interface eth1 is not using the expected network file"
assert "10.0.0.10" in eth1_status, "Did not find expected client IPv4"
with subtest("router and client can reach each other"):
client.wait_until_succeeds("ping -c 5 10.0.0.1")
router.wait_until_succeeds("ping -c 5 10.0.0.10")
'';
}