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Merged
felbinger merged 1 commit into from
Nov 24, 2025
Merged

tests/ospf: init #8

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1 change: 1 addition & 0 deletions tests/README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -17,4 +17,5 @@
| dns-knot-xfr-tsig | Knot DNS Server |
| dns-knot-xfr-tsig-explicit-notify | Knot DNS Server |
| nat64-dns64 | Jool, BIND9 |
| ospf | FRR, BIRD3 |
| ping6-local-link | |
189 changes: 189 additions & 0 deletions tests/ospf/default.nix
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Original file line number Diff line number Diff line change
@@ -0,0 +1,189 @@
{ lib, pkgs, ... }:
{
name = "ospf";

defaults = {
networking.firewall.extraCommands = ''
iptables -I INPUT -p 89 -j ACCEPT

iptables -A INPUT -i eth1 -p igmp -j ACCEPT
iptables -A INPUT -i eth1 -d 224.0.0.5 -j ACCEPT
iptables -A INPUT -i eth1 -d 224.0.0.6 -j ACCEPT

ip6tables -I INPUT -p 89 -j ACCEPT

ip6tables -A INPUT -p icmpv6 --icmpv6-type 130 -j ACCEPT # MLD Query
ip6tables -A INPUT -p icmpv6 --icmpv6-type 131 -j ACCEPT # MLD Report
ip6tables -A INPUT -p icmpv6 --icmpv6-type 132 -j ACCEPT # MLD Done
ip6tables -A INPUT -i eth1 -d ff02::5 -j ACCEPT
ip6tables -A INPUT -i eth1 -d ff02::6 -j ACCEPT
'';
};

nodes = {
a = {
networking.interfaces.eth1 = {
ipv4.addresses = [
{
address = "192.0.2.1";
prefixLength = 30;
}
];
ipv6.addresses = [
{
address = "2001:db8::1";
prefixLength = 64;
}
];
};

services.frr = {
ospfd.enable = true;
ospf6d.enable = true;
config = ''
debug ospf event
debug ospf6 event

ip route 198.51.100.0/24 Null0
ipv6 route 2001:db8:beef::/48 Null0

interface eth1
ip ospf area 0
ipv6 ospf6 area 0
exit

router ospf
ospf router-id 192.0.2.1
redistribute static

router ospf6
ospf router-id 192.0.2.1
redistribute static
'';
};
};
b = {
networking.interfaces.eth1 = {
ipv4.addresses = [
{
address = "192.0.2.2";
prefixLength = 30;
}
];
ipv6.addresses = [
{
address = "2001:db8::2";
prefixLength = 64;
}
];
};

services.bird = {
enable = true;
config = ''
router id 192.0.2.2;
log syslog all;
debug protocols all;

protocol device {
scan time 10;
}

protocol kernel kernel4 {
ipv4 {
import none;
export all;
};
}
protocol kernel kernel6 {
ipv6 {
import none;
export all;
};
}

protocol static static4 {
ipv4;
route 203.0.113.0/24 blackhole;
}
protocol static static6 {
ipv6;
route 2001:db8:c0de::/48 blackhole;
}

protocol ospf v2 ospf4 {
ipv4 {
export all;
};
area 0 {
interface "eth1" {
wait 5;
};
};
}
protocol ospf v3 ospf6 {
ipv6 {
export all;
};
area 0 {
interface "eth1" {
wait 5;
};
};
}
'';
};
};
};

interactive.nodes = lib.listToAttrs (
map
(name: {
inherit name;
value.environment.systemPackages = with pkgs; [
tcpdump
];
})
[
"a"
"b"
]
);

testScript =
let
jq = lib.getExe pkgs.jq;
in
''
start_all()

for m in [a, b]:
m.wait_for_unit("network.target")

a.wait_for_unit("frr.service")
b.wait_for_unit("bird.service")

b.succeed("systemctl reload bird.service")

with subtest("Ensure ospf is running"):
a.wait_until_succeeds("vtysh -c 'show ip ospf neighbor' | grep Full/DR")
a.wait_until_succeeds("vtysh -c 'show ipv6 ospf6 neighbor' | grep Full/DR")
b.wait_until_succeeds("birdc show protocols ospf4 | grep Running")
b.wait_until_succeeds("birdc show protocols ospf6 | grep Running")

with subtest("Ensure routes are being advertised"):
a.wait_until_succeeds("""
ip --json r | ${jq} -e 'map(select(.dst == "203.0.113.0/24")) | any'
""")
b.wait_until_succeeds("""
ip --json r | ${jq} -e 'map(select(.dst == "198.51.100.0/24")) | any'
""")

a.wait_until_succeeds("""
ip --json -6 r | ${jq} -e 'map(select(.dst == "2001:db8:c0de::/48")) | any'
""")
b.wait_until_succeeds("""
ip --json -6 r | ${jq} -e 'map(select(.dst == "2001:db8:beef::/48")) | any'
""")
'';
}