nixpkgs/nixos/tests/containers-hosts.nix

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import ./make-test-python.nix ({ pkgs, lib, ... }: {
name = "containers-hosts";
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meta = {
maintainers = with lib.maintainers; [ montag451 ];
};
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nodes.machine =
{ lib, ... }:
{
virtualisation.vlans = [];
networking.bridges.br0.interfaces = [];
networking.interfaces.br0.ipv4.addresses = [
{ address = "10.11.0.254"; prefixLength = 24; }
];
# Force /etc/hosts to be the only source for host name resolution
environment.etc."nsswitch.conf".text = lib.mkForce ''
hosts: files
'';
containers.simple = {
autoStart = true;
privateNetwork = true;
localAddress = "10.10.0.1";
hostAddress = "10.10.0.254";
config = {};
};
containers.netmask = {
autoStart = true;
privateNetwork = true;
hostBridge = "br0";
localAddress = "10.11.0.1/24";
config = {};
};
};
testScript = ''
start_all()
machine.wait_for_unit("default.target")
with subtest("Ping the containers using the entries added in /etc/hosts"):
for host in "simple.containers", "netmask.containers":
machine.succeed(f"ping -n -c 1 {host}")
'';
})