nixpkgs/nixos/tests/containers.nix

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# Test for NixOS' container support.
{ pkgs, ... }:
{
machine =
{ config, pkgs, ... }:
{ imports = [ ../modules/installer/cd-dvd/channel.nix ];
virtualisation.writableStore = true;
virtualisation.memorySize = 768;
containers.webserver =
{ privateNetwork = true;
hostAddress = "10.231.136.1";
localAddress = "10.231.136.2";
config =
{ services.httpd.enable = true;
services.httpd.adminAddr = "foo@example.org";
networking.firewall.allowedTCPPorts = [ 80 ];
networking.firewall.allowPing = true;
};
};
virtualisation.pathsInNixDB = [ pkgs.stdenv ];
};
testScript =
''
$machine->succeed("nixos-container list") =~ /webserver/;
# Start the webserver container.
$machine->succeed("nixos-container start webserver");
# Since "start" returns after the container has reached
# multi-user.target, we should now be able to access it.
my $ip = $machine->succeed("nixos-container show-ip webserver");
chomp $ip;
$machine->succeed("ping -c1 $ip");
$machine->succeed("curl --fail http://$ip/ > /dev/null");
# Stop the container.
$machine->succeed("nixos-container stop webserver");
$machine->fail("curl --fail --connect-timeout 2 http://$ip/ > /dev/null");
# Make sure we have a NixOS tree (required by nixos-container create).
$machine->succeed("nix-env -qa -A nixos.pkgs.hello >&2");
# Create some containers imperatively.
my $id1 = $machine->succeed("nixos-container create foo --ensure-unique-name");
chomp $id1;
$machine->log("created container $id1");
my $id2 = $machine->succeed("nixos-container create foo --ensure-unique-name");
chomp $id2;
$machine->log("created container $id2");
die if $id1 eq $id2;
my $ip1 = $machine->succeed("nixos-container show-ip $id1");
chomp $ip1;
my $ip2 = $machine->succeed("nixos-container show-ip $id2");
chomp $ip2;
die if $ip1 eq $ip2;
# Start one of them.
$machine->succeed("nixos-container start $id1");
# Execute commands via the root shell.
$machine->succeed("nixos-container run $id1 -- uname") =~ /Linux/;
$machine->succeed("nixos-container set-root-password $id1 foobar");
# Destroy the containers.
$machine->succeed("nixos-container destroy $id1");
$machine->succeed("nixos-container destroy $id2");
# Destroying a declarative container should fail.
$machine->fail("nixos-container destroy webserver");
'';
}