mirror of
https://github.com/NixOS/nixpkgs.git
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108 lines
2.8 KiB
Nix
108 lines
2.8 KiB
Nix
{
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lib,
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kernelPackages ? null,
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useNetworkd ? false,
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...
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}:
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let
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wg-snakeoil-keys = import ./snakeoil-keys.nix;
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in
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{
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name = "wireguard-dynamic-refresh";
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meta.maintainers = with lib.maintainers; [ majiir ];
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nodes = {
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server =
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{ lib, pkgs, ... }:
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{
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virtualisation.vlans = [
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1
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2
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];
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boot.kernelPackages = lib.mkIf (kernelPackages != null) (kernelPackages pkgs);
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networking.firewall.allowedUDPPorts = [ 23542 ];
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networking.useDHCP = false;
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networking.wireguard.useNetworkd = useNetworkd;
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networking.wireguard.interfaces.wg0 = {
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ips = [ "10.23.42.1/32" ];
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listenPort = 23542;
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# !!! Don't do this with real keys. The /nix store is world-readable!
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privateKeyFile = toString (pkgs.writeText "privateKey" wg-snakeoil-keys.peer0.privateKey);
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peers = lib.singleton {
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allowedIPs = [ "10.23.42.2/32" ];
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inherit (wg-snakeoil-keys.peer1) publicKey;
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};
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};
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};
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client =
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{
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nodes,
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lib,
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pkgs,
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...
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}:
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{
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virtualisation.vlans = [
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1
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2
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];
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boot.kernelPackages = lib.mkIf (kernelPackages != null) (kernelPackages pkgs);
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networking.useDHCP = false;
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networking.wireguard.useNetworkd = useNetworkd;
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networking.wireguard.interfaces.wg0 = {
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ips = [ "10.23.42.2/32" ];
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# !!! Don't do this with real keys. The /nix store is world-readable!
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privateKeyFile = toString (pkgs.writeText "privateKey" wg-snakeoil-keys.peer1.privateKey);
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dynamicEndpointRefreshSeconds = 2;
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peers = lib.singleton {
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allowedIPs = [
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"0.0.0.0/0"
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"::/0"
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];
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endpoint = "server:23542";
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inherit (wg-snakeoil-keys.peer0) publicKey;
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};
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};
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specialisation.update-hosts.configuration = {
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networking.extraHosts =
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let
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testCfg = nodes.server.virtualisation.test;
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in
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lib.mkForce "192.168.2.${toString testCfg.nodeNumber} ${testCfg.nodeName}";
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};
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};
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};
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testScript =
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{ nodes, ... }:
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''
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start_all()
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server.systemctl("start network-online.target")
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server.wait_for_unit("network-online.target")
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client.systemctl("start network-online.target")
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client.wait_for_unit("network-online.target")
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client.succeed("ping -n -w 1 -c 1 10.23.42.1")
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client.succeed("ip link set down eth1")
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client.fail("ping -n -w 1 -c 1 10.23.42.1")
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with client.nested("update hosts file"):
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client.succeed("${nodes.client.system.build.toplevel}/specialisation/update-hosts/bin/switch-to-configuration test")
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client.succeed("sleep 5 && ping -n -w 1 -c 1 10.23.42.1")
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'';
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}
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