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|
# This test does a basic functionality check for all bird variants and demonstrates a use
# of the preCheckConfig option.
{ system ? builtins.currentSystem
, pkgs ? import ../.. { inherit system; config = { }; }
}:
let
inherit (import ../lib/testing-python.nix { inherit system pkgs; }) makeTest;
inherit (pkgs.lib) optionalString;
hostShared = hostId: { pkgs, ... }: {
virtualisation.vlans = [ 1 ];
environment.systemPackages = with pkgs; [ jq ];
networking = {
useNetworkd = true;
useDHCP = false;
firewall.enable = false;
};
systemd.network.networks."01-eth1" = {
name = "eth1";
networkConfig.Address = "10.0.0.${hostId}/24";
};
};
birdTest = v4:
let variant = "bird${optionalString (!v4) "6"}"; in
makeTest {
name = variant;
nodes.host1 = makeBirdHost variant "1";
nodes.host2 = makeBirdHost variant "2";
testScript = makeTestScript variant v4 (!v4);
};
bird2Test = makeTest {
name = "bird2";
nodes.host1 = makeBird2Host "1";
nodes.host2 = makeBird2Host "2";
testScript = makeTestScript "bird2" true true;
};
makeTestScript = variant: v4: v6: ''
start_all()
host1.wait_for_unit("${variant}.service")
host2.wait_for_unit("${variant}.service")
${optionalString v4 ''
with subtest("Waiting for advertised IPv4 routes"):
host1.wait_until_succeeds("ip --json r | jq -e 'map(select(.dst == \"10.10.0.2\")) | any'")
host2.wait_until_succeeds("ip --json r | jq -e 'map(select(.dst == \"10.10.0.1\")) | any'")
''}
${optionalString v6 ''
with subtest("Waiting for advertised IPv6 routes"):
host1.wait_until_succeeds("ip --json -6 r | jq -e 'map(select(.dst == \"fdff::2\")) | any'")
host2.wait_until_succeeds("ip --json -6 r | jq -e 'map(select(.dst == \"fdff::1\")) | any'")
''}
with subtest("Check fake routes in preCheckConfig do not exists"):
${optionalString v4 ''host1.fail("ip --json r | jq -e 'map(select(.dst == \"1.2.3.4\")) | any'")''}
${optionalString v4 ''host2.fail("ip --json r | jq -e 'map(select(.dst == \"1.2.3.4\")) | any'")''}
${optionalString v6 ''host1.fail("ip --json -6 r | jq -e 'map(select(.dst == \"fd00::\")) | any'")''}
${optionalString v6 ''host2.fail("ip --json -6 r | jq -e 'map(select(.dst == \"fd00::\")) | any'")''}
'';
makeBirdHost = variant: hostId: { pkgs, ... }: {
imports = [ (hostShared hostId) ];
services.${variant} = {
enable = true;
config = ''
log syslog all;
debug protocols all;
router id 10.0.0.${hostId};
protocol device {
}
protocol kernel {
import none;
export all;
}
protocol static {
include "static.conf";
}
protocol ospf {
export all;
area 0 {
interface "eth1" {
hello 5;
wait 5;
};
};
}
'';
preCheckConfig =
let
route = { bird = "1.2.3.4/32"; bird6 = "fd00::/128"; }.${variant};
in
''echo "route ${route} blackhole;" > static.conf'';
};
systemd.tmpfiles.rules =
let
route = { bird = "10.10.0.${hostId}/32"; bird6 = "fdff::${hostId}/128"; }.${variant};
in
[ "f /etc/bird/static.conf - - - - route ${route} blackhole;" ];
};
makeBird2Host = hostId: { pkgs, ... }: {
imports = [ (hostShared hostId) ];
services.bird2 = {
enable = true;
config = ''
log syslog all;
debug protocols all;
router id 10.0.0.${hostId};
protocol device {
}
protocol kernel kernel4 {
ipv4 {
import none;
export all;
};
}
protocol static static4 {
ipv4;
include "static4.conf";
}
protocol ospf v2 ospf4 {
ipv4 {
export all;
};
area 0 {
interface "eth1" {
hello 5;
wait 5;
};
};
}
protocol kernel kernel6 {
ipv6 {
import none;
export all;
};
}
protocol static static6 {
ipv6;
include "static6.conf";
}
protocol ospf v3 ospf6 {
ipv6 {
export all;
};
area 0 {
interface "eth1" {
hello 5;
wait 5;
};
};
}
'';
preCheckConfig = ''
echo "route 1.2.3.4/32 blackhole;" > static4.conf
echo "route fd00::/128 blackhole;" > static6.conf
'';
};
systemd.tmpfiles.rules = [
"f /etc/bird/static4.conf - - - - route 10.10.0.${hostId}/32 blackhole;"
"f /etc/bird/static6.conf - - - - route fdff::${hostId}/128 blackhole;"
];
};
in
{
bird = birdTest true;
bird6 = birdTest false;
bird2 = bird2Test;
}
|