nixpkgs/nixos/tests/containers-extra_veth.nix

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# Test for NixOS' container support.
import ./make-test.nix ({ pkgs, ...} : {
name = "containers-bridge";
meta = with pkgs.stdenv.lib.maintainers; {
maintainers = [ kampfschlaefer ];
};
machine =
{ pkgs, ... }:
{ imports = [ ../modules/installer/cd-dvd/channel.nix ];
virtualisation.writableStore = true;
virtualisation.memorySize = 768;
virtualisation.vlans = [];
networking.bridges = {
br0 = {
interfaces = [];
};
br1 = { interfaces = []; };
};
networking.interfaces = {
br0 = {
ipv4.addresses = [{ address = "192.168.0.1"; prefixLength = 24; }];
ipv6.addresses = [{ address = "fc00::1"; prefixLength = 7; }];
};
br1 = {
ipv4.addresses = [{ address = "192.168.1.1"; prefixLength = 24; }];
};
};
containers.webserver =
{
autoStart = true;
privateNetwork = true;
hostBridge = "br0";
localAddress = "192.168.0.100/24";
localAddress6 = "fc00::2/7";
extraVeths = {
veth1 = { hostBridge = "br1"; localAddress = "192.168.1.100/24"; };
veth2 = { hostAddress = "192.168.2.1"; localAddress = "192.168.2.100"; };
};
config =
{
networking.firewall.allowedTCPPorts = [ 80 ];
networking.firewall.allowPing = true;
};
};
virtualisation.pathsInNixDB = [ pkgs.stdenv ];
};
testScript =
''
$machine->waitForUnit("default.target");
$machine->succeed("nixos-container list") =~ /webserver/ or die;
# Status of the webserver container.
$machine->succeed("nixos-container status webserver") =~ /up/ or die;
# Debug
#$machine->succeed("nixos-container run webserver -- ip link >&2");
# Ensure that the veths are inside the container
$machine->succeed("nixos-container run webserver -- ip link show veth1") =~ /state UP/ or die;
$machine->succeed("nixos-container run webserver -- ip link show veth2") =~ /state UP/ or die;
# Debug
#$machine->succeed("ip link >&2");
# Ensure the presence of the extra veths
$machine->succeed("ip link show veth1") =~ /state UP/ or die;
$machine->succeed("ip link show veth2") =~ /state UP/ or die;
# Ensure the veth1 is part of br1 on the host
$machine->succeed("ip link show veth1") =~ /master br1/ or die;
# Debug
#$machine->succeed("ip -4 a >&2");
#$machine->succeed("ip -4 r >&2");
#$machine->succeed("nixos-container run webserver -- ip link >&2");
#$machine->succeed("nixos-container run webserver -- ip -4 a >&2");
#$machine->succeed("nixos-container run webserver -- ip -4 r >&2");
# Ping on main veth
$machine->succeed("ping -n -c 1 192.168.0.100");
$machine->succeed("ping -n -c 1 fc00::2");
# Ping on the first extra veth
$machine->succeed("ping -n -c 1 192.168.1.100 >&2");
# Ping on the second extra veth
$machine->succeed("ping -n -c 1 192.168.2.100 >&2");
# Stop the container.
$machine->succeed("nixos-container stop webserver");
$machine->fail("ping -n -c 1 192.168.1.100 >&2");
$machine->fail("ping -n -c 1 192.168.2.100 >&2");
# Destroying a declarative container should fail.
$machine->fail("nixos-container destroy webserver");
'';
})