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87 lines
2.9 KiB
Nix
87 lines
2.9 KiB
Nix
# Test of IPv6 functionality in NixOS, including whether router
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# solicication/advertisement using radvd works.
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import ./make-test.nix ({ pkgs, lib, ...} : {
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name = "ipv6";
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meta = with pkgs.stdenv.lib.maintainers; {
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maintainers = [ eelco ];
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};
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nodes =
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# Remove the interface configuration provided by makeTest so that the
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# interfaces are all configured implicitly
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{ client = { ... }: { networking.interfaces = lib.mkForce {}; };
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server =
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{ ... }:
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{ services.httpd.enable = true;
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services.httpd.adminAddr = "foo@example.org";
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networking.firewall.allowedTCPPorts = [ 80 ];
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};
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router =
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{ ... }:
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{ services.radvd.enable = true;
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services.radvd.config =
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''
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interface eth1 {
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AdvSendAdvert on;
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# ULA prefix (RFC 4193).
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prefix fd60:cc69:b537:1::/64 { };
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};
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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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# Start the router first so that it respond to router solicitations.
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$router->waitForUnit("radvd");
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startAll;
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$client->waitForUnit("network.target");
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$server->waitForUnit("network.target");
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$server->waitForUnit("httpd.service");
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# Wait until the given interface has a non-tentative address of
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# the desired scope (i.e. has completed Duplicate Address
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# Detection).
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sub waitForAddress {
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my ($machine, $iface, $scope) = @_;
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$machine->waitUntilSucceeds("[ `ip -o -6 addr show dev $iface scope $scope | grep -v tentative | wc -l` -ge 1 ]");
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my $ip = (split /[ \/]+/, $machine->succeed("ip -o -6 addr show dev $iface scope $scope"))[3];
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$machine->log("$scope address on $iface is $ip");
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return $ip;
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}
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subtest "loopback address", sub {
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$client->succeed("ping -c 1 ::1 >&2");
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$client->fail("ping -c 1 ::2 >&2");
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};
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subtest "local link addressing", sub {
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my $clientIp = waitForAddress $client, "eth1", "link";
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my $serverIp = waitForAddress $server, "eth1", "link";
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$client->succeed("ping -c 1 $clientIp%eth1 >&2");
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$client->succeed("ping -c 1 $serverIp%eth1 >&2");
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};
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subtest "global addressing", sub {
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my $clientIp = waitForAddress $client, "eth1", "global";
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my $serverIp = waitForAddress $server, "eth1", "global";
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$client->succeed("ping -c 1 $clientIp >&2");
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$client->succeed("ping -c 1 $serverIp >&2");
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$client->succeed("curl --fail -g http://[$serverIp]");
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$client->fail("curl --fail -g http://[$clientIp]");
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};
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subtest "privacy extensions", sub {
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my $ip = waitForAddress $client, "eth1", "global temporary";
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# Default route should have "src <temporary address>" in it
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$client->succeed("ip r g ::2 | grep $ip");
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};
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# TODO: test reachability of a machine on another network.
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'';
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})
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