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0d991249e1
And convert all callers over to the methods that check SelfNode. Now we don't have multiple ways to express things in tests (setting fields on SelfNode vs NetworkMap, sometimes inconsistently) and don't have multiple ways to check those two fields (often only checking one or the other). Updates #9443 Change-Id: I2d7ba1cf6556142d219fae2be6f484f528756e3c Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
126 lines
2.6 KiB
Go
126 lines
2.6 KiB
Go
// Copyright (c) Tailscale Inc & AUTHORS
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// SPDX-License-Identifier: BSD-3-Clause
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package tsdial
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import (
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"net/netip"
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"reflect"
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"testing"
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"tailscale.com/tailcfg"
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"tailscale.com/types/netmap"
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)
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func nodeViews(v []*tailcfg.Node) []tailcfg.NodeView {
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nv := make([]tailcfg.NodeView, len(v))
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for i, n := range v {
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nv[i] = n.View()
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}
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return nv
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}
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func TestDNSMapFromNetworkMap(t *testing.T) {
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pfx := netip.MustParsePrefix
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ip := netip.MustParseAddr
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tests := []struct {
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name string
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nm *netmap.NetworkMap
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want dnsMap
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}{
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{
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name: "self",
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nm: &netmap.NetworkMap{
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Name: "foo.tailnet",
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SelfNode: (&tailcfg.Node{
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Addresses: []netip.Prefix{
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pfx("100.102.103.104/32"),
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pfx("100::123/128"),
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},
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}).View(),
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},
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want: dnsMap{
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"foo": ip("100.102.103.104"),
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"foo.tailnet": ip("100.102.103.104"),
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},
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},
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{
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name: "self_and_peers",
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nm: &netmap.NetworkMap{
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Name: "foo.tailnet",
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SelfNode: (&tailcfg.Node{
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Addresses: []netip.Prefix{
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pfx("100.102.103.104/32"),
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pfx("100::123/128"),
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},
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}).View(),
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Peers: []tailcfg.NodeView{
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(&tailcfg.Node{
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Name: "a.tailnet",
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Addresses: []netip.Prefix{
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pfx("100.0.0.201/32"),
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pfx("100::201/128"),
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},
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}).View(),
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(&tailcfg.Node{
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Name: "b.tailnet",
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Addresses: []netip.Prefix{
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pfx("100::202/128"),
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},
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}).View(),
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},
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},
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want: dnsMap{
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"foo": ip("100.102.103.104"),
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"foo.tailnet": ip("100.102.103.104"),
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"a": ip("100.0.0.201"),
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"a.tailnet": ip("100.0.0.201"),
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"b": ip("100::202"),
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"b.tailnet": ip("100::202"),
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},
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},
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{
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name: "self_has_v6_only",
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nm: &netmap.NetworkMap{
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Name: "foo.tailnet",
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SelfNode: (&tailcfg.Node{
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Addresses: []netip.Prefix{
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pfx("100::123/128"),
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},
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}).View(),
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Peers: nodeViews([]*tailcfg.Node{
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{
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Name: "a.tailnet",
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Addresses: []netip.Prefix{
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pfx("100.0.0.201/32"),
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pfx("100::201/128"),
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},
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},
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{
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Name: "b.tailnet",
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Addresses: []netip.Prefix{
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pfx("100::202/128"),
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},
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},
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}),
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},
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want: dnsMap{
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"foo": ip("100::123"),
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"foo.tailnet": ip("100::123"),
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"a": ip("100::201"),
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"a.tailnet": ip("100::201"),
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"b": ip("100::202"),
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"b.tailnet": ip("100::202"),
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},
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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got := dnsMapFromNetworkMap(tt.nm)
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if !reflect.DeepEqual(got, tt.want) {
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t.Errorf("mismatch:\n got %v\nwant %v\n", got, tt.want)
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}
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})
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}
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}
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