nixpkgs/nixos/tests/wireguard/namespaces.nix
Lorenzo Manacorda 412f6a967d wireguard: add creation and destination namespaces
The two new options make it possible to create the interface in one namespace
and move it to a different one, as explained at https://www.wireguard.com/netns/.
2019-11-09 11:59:14 +01:00

81 lines
2.3 KiB
Nix

let
listenPort = 12345;
socketNamespace = "foo";
interfaceNamespace = "bar";
node = {
networking.wireguard.interfaces.wg0 = {
listenPort = listenPort;
ips = [ "10.10.10.1/24" ];
privateKeyFile = "/etc/wireguard/private";
generatePrivateKeyFile = true;
};
};
in
import ../make-test.nix ({ pkgs, ...} : {
name = "wireguard-with-namespaces";
meta = with pkgs.stdenv.lib.maintainers; {
maintainers = [ asymmetric ];
};
nodes = {
# interface should be created in the socketNamespace
# and not moved from there
peer0 = pkgs.lib.attrsets.recursiveUpdate node {
networking.wireguard.interfaces.wg0 = {
preSetup = ''
ip netns add ${socketNamespace}
'';
inherit socketNamespace;
};
};
# interface should be created in the init namespace
# and moved to the interfaceNamespace
peer1 = pkgs.lib.attrsets.recursiveUpdate node {
networking.wireguard.interfaces.wg0 = {
preSetup = ''
ip netns add ${interfaceNamespace}
'';
inherit interfaceNamespace;
};
};
# interface should be created in the socketNamespace
# and moved to the interfaceNamespace
peer2 = pkgs.lib.attrsets.recursiveUpdate node {
networking.wireguard.interfaces.wg0 = {
preSetup = ''
ip netns add ${socketNamespace}
ip netns add ${interfaceNamespace}
'';
inherit socketNamespace interfaceNamespace;
};
};
# interface should be created in the socketNamespace
# and moved to the init namespace
peer3 = pkgs.lib.attrsets.recursiveUpdate node {
networking.wireguard.interfaces.wg0 = {
preSetup = ''
ip netns add ${socketNamespace}
'';
inherit socketNamespace;
interfaceNamespace = "init";
};
};
};
testScript = ''
startAll();
$peer0->waitForUnit("wireguard-wg0.service");
$peer1->waitForUnit("wireguard-wg0.service");
$peer2->waitForUnit("wireguard-wg0.service");
$peer3->waitForUnit("wireguard-wg0.service");
$peer0->succeed("ip -n ${socketNamespace} link show wg0");
$peer1->succeed("ip -n ${interfaceNamespace} link show wg0");
$peer2->succeed("ip -n ${interfaceNamespace} link show wg0");
$peer3->succeed("ip link show wg0");
'';
})