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https://github.com/NixOS/nixpkgs.git
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69 lines
1.5 KiB
Nix
69 lines
1.5 KiB
Nix
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{ lib, ... }:
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let
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ip4 = "192.0.2.1";
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ip6 = "2001:db8::1";
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precedence = {
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"::1/128" = 50;
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"::/0" = 40;
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"2002::/16" = 30;
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"::/96" = 20;
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"::ffff:0:0/96" = 100;
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};
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in
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{
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name = "getaddrinfo";
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meta.maintainers = with lib.maintainers; [ moraxyc ];
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nodes.server = _: {
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networking.firewall.enable = false;
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networking.useDHCP = false;
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services.dnsmasq = {
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enable = true;
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settings = {
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address = [
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"/nixos.test/${ip4}"
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"/nixos.test/${ip6}"
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];
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};
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};
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};
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nodes.client =
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{ pkgs, nodes, ... }:
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{
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networking.nameservers = [
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(lib.head nodes.server.networking.interfaces.eth1.ipv4.addresses).address
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];
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networking.getaddrinfo = {
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reload = true;
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inherit precedence;
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};
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networking.useDHCP = false;
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environment.systemPackages = [
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(pkgs.writers.writePython3Bin "request-addr" { } ''
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import socket
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results = socket.getaddrinfo("nixos.test", None)
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print(results[0][4][0])
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'')
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];
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};
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testScript =
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{ ... }:
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''
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server.wait_for_unit("dnsmasq.service")
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client.wait_for_unit("network.target")
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assert "${ip4}" in client.succeed("request-addr")
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client.succeed("""
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sed 's/100/10/' /etc/gai.conf > /etc/gai.conf.new && \
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mv /etc/gai.conf.new /etc/gai.conf
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""")
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assert "${ip6}" in client.succeed("request-addr")
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'';
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}
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