2024-04-13 01:14:58 +02:00
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{ self, pkgs ? import <nixpkgs> { } }:
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2024-03-12 19:56:30 +01:00
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2024-03-13 01:10:28 +01:00
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let
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common = { pkgs, ... }: {
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2024-04-13 01:14:58 +02:00
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imports = [ self.nixosModules.default ];
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2024-03-13 01:10:28 +01:00
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networking.dn42.enable = true;
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virtualisation.interfaces.enp1s0.vlan = 1;
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networking.useNetworkd = true;
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2024-03-14 21:42:08 +01:00
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networking.domain = "test.nixos";
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2024-03-13 01:10:28 +01:00
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systemd.network.netdevs.dummy0.netdevConfig = {
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Kind = "dummy";
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Name = "dummy0";
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};
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2024-03-14 18:35:09 +01:00
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environment.systemPackages = [ pkgs.jq ];
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2024-04-14 21:10:40 +02:00
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networking.dn42.roagen = {
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2024-04-13 01:14:58 +02:00
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enable = true;
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outputDir = pkgs.runCommand "stub-roa" {} ''
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mkdir $out
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cat >$out/dn42-roa4.conf <<EOF
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route 172.20.0.0/24 max 24 as 64600;
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route 172.20.1.0/24 max 24 as 64601;
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EOF
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cat >$out/dn42-roa6.conf <<EOF
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route fec1::/64 max 64 as 64600;
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route fec1:0:0:1::/64 max 64 as 64601;
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EOF
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'';
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};
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2024-03-13 01:10:28 +01:00
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};
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in
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2024-03-12 19:56:30 +01:00
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pkgs.nixosTest rec {
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name = "extended-next-hop";
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nodes = {
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foo = {
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2024-03-13 01:10:28 +01:00
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imports = [ common ];
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2024-03-14 21:42:08 +01:00
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networking.hostName = "foo";
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2024-03-12 19:56:30 +01:00
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networking.dn42 = {
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as = 64600;
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2024-03-14 21:42:08 +01:00
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geo = 41;
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country = 1276;
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2024-03-12 19:56:30 +01:00
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addr.v4 = "172.20.0.1";
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nets.v4 = [ "172.20.0.0/24" ];
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addr.v6 = "fec0::1";
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nets.v6 = [ "fec0::/64" ];
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peers.bar = {
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as = 64601;
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2024-03-14 21:42:08 +01:00
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latency = 1;
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bandwidth = 25;
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crypto = 31;
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2024-03-15 22:15:51 +01:00
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transit = false;
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2024-03-12 19:56:30 +01:00
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extendedNextHop = true;
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addr.v6 = (builtins.head nodes.bar.networking.interfaces.enp1s0.ipv6.addresses).address;
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srcAddr.v6 = (builtins.head nodes.foo.networking.interfaces.enp1s0.ipv6.addresses).address;
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interface = "enp1s0";
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};
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};
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networking.interfaces.enp1s0 = {
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2024-03-31 19:12:39 +02:00
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ipv4.addresses = [{
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2024-03-12 19:56:30 +01:00
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address = "10.0.0.1";
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prefixLength = 24;
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2024-03-31 19:12:39 +02:00
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}];
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ipv6.addresses = [{
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2024-03-12 19:56:30 +01:00
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address = "fe80::1";
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prefixLength = 64;
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2024-03-31 19:12:39 +02:00
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}];
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2024-03-12 19:56:30 +01:00
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};
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networking.interfaces.dummy0 = {
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2024-03-31 19:12:39 +02:00
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ipv4.addresses = [{
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2024-03-12 19:56:30 +01:00
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address = nodes.foo.networking.dn42.addr.v4;
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prefixLength = 24;
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2024-03-31 19:12:39 +02:00
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}];
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ipv6.addresses = [{
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2024-03-12 19:56:30 +01:00
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address = nodes.foo.networking.dn42.addr.v6;
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prefixLength = 64;
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2024-03-31 19:12:39 +02:00
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}];
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2024-03-12 19:56:30 +01:00
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};
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};
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bar = {
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2024-03-13 01:10:28 +01:00
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imports = [ common ];
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2024-03-14 21:42:08 +01:00
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networking.hostName = "bar";
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2024-03-12 19:56:30 +01:00
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networking.dn42 = {
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as = 64601;
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2024-03-14 21:42:08 +01:00
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geo = 41;
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country = 1276;
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2024-03-12 19:56:30 +01:00
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addr.v4 = "172.20.1.1";
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nets.v4 = [ "172.20.1.0/24" ];
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addr.v6 = "fec0:0:0:1::1";
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nets.v6 = [ "fec0:0:0:1::/64" ];
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peers.foo = {
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as = 64600;
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2024-03-14 21:42:08 +01:00
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latency = 1;
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bandwidth = 25;
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crypto = 31;
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2024-03-15 22:15:51 +01:00
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transit = false;
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2024-03-12 19:56:30 +01:00
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extendedNextHop = true;
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addr.v6 = (builtins.head nodes.foo.networking.interfaces.enp1s0.ipv6.addresses).address;
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srcAddr.v6 = (builtins.head nodes.bar.networking.interfaces.enp1s0.ipv6.addresses).address;
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interface = "enp1s0";
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};
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};
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networking.interfaces.enp1s0 = {
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2024-03-31 19:12:39 +02:00
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ipv4.addresses = [{
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2024-03-12 19:56:30 +01:00
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address = "10.0.0.2";
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prefixLength = 24;
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2024-03-31 19:12:39 +02:00
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}];
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ipv6.addresses = [{
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2024-03-12 19:56:30 +01:00
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address = "fe80::2";
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prefixLength = 64;
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2024-03-31 19:12:39 +02:00
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}];
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2024-03-12 19:56:30 +01:00
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};
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networking.interfaces.dummy0 = {
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2024-03-31 19:12:39 +02:00
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ipv4.addresses = [{
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2024-03-12 19:56:30 +01:00
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address = nodes.bar.networking.dn42.addr.v4;
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prefixLength = 24;
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2024-03-31 19:12:39 +02:00
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}];
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ipv6.addresses = [{
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2024-03-12 19:56:30 +01:00
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address = nodes.bar.networking.dn42.addr.v6;
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prefixLength = 64;
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2024-03-31 19:12:39 +02:00
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}];
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2024-03-12 19:56:30 +01:00
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};
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};
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};
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testScript = ''
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2024-03-14 18:35:09 +01:00
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foo.succeed("ip -6 mon > /dev/console &")
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2024-03-12 19:56:30 +01:00
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foo.wait_for_unit("bird2")
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bar.wait_for_unit("bird2")
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2024-03-14 18:35:09 +01:00
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with subtest("Waiting for advertised IPv4 routes"):
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foo.wait_until_succeeds("ip --json r | jq -e 'map(select(.dst == \"${builtins.head nodes.bar.networking.dn42.nets.v4}\")) | any'")
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bar.wait_until_succeeds("ip --json r | jq -e 'map(select(.dst == \"${builtins.head nodes.foo.networking.dn42.nets.v4}\")) | any'")
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2024-03-12 19:56:30 +01:00
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# Assuming IPv4 peering is up, try ping on routed dummy0 addrs
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foo.wait_until_succeeds("ping -c 1 ${nodes.bar.networking.dn42.addr.v4}")
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bar.wait_until_succeeds("ping -c 1 ${nodes.foo.networking.dn42.addr.v4}")
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2024-03-14 18:35:09 +01:00
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# with subtest("Waiting for advertised IPv6 routes"):
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# foo.wait_until_succeeds("ip --json -6 r | jq -e 'map(select(.dst == \"${builtins.head nodes.bar.networking.dn42.nets.v6}\")) | any'")
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# bar.wait_until_succeeds("ip --json -6 r | jq -e 'map(select(.dst == \"${builtins.head nodes.foo.networking.dn42.nets.v6}\")) | any'")
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2024-03-12 19:56:30 +01:00
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# icmpv6 unsupported by QEMU user networking
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# foo.wait_until_succeeds("ping -c 1 ${nodes.bar.networking.dn42.addr.v6}")
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# bar.wait_until_succeeds("ping -c 1 ${nodes.foo.networking.dn42.addr.v6}")
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'';
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}
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