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{ kernelPackages ? null }:
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-python.nix ({ pkgs, lib, ... } : {
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 {
boot = lib.mkIf (kernelPackages != null) { inherit kernelPackages; };
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 {
boot = lib.mkIf (kernelPackages != null) { inherit kernelPackages; };
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 {
boot = lib.mkIf (kernelPackages != null) { inherit kernelPackages; };
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 {
boot = lib.mkIf (kernelPackages != null) { inherit kernelPackages; };
networking.wireguard.interfaces.wg0 = {
preSetup = ''
ip netns add ${socketNamespace}
'';
inherit socketNamespace;
interfaceNamespace = "init";
};
};
};
testScript = ''
start_all()
for machine in peer0, peer1, peer2, peer3:
machine.wait_for_unit("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")
'';
})
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