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293 lines
6.5 KiB
Go
293 lines
6.5 KiB
Go
// Copyright (c) Tailscale Inc & AUTHORS
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// SPDX-License-Identifier: BSD-3-Clause
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package tsaddr
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import (
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"net/netip"
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"testing"
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"github.com/google/go-cmp/cmp"
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"github.com/google/go-cmp/cmp/cmpopts"
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"tailscale.com/net/netaddr"
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"tailscale.com/types/views"
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)
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func TestInCrostiniRange(t *testing.T) {
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tests := []struct {
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ip netip.Addr
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want bool
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}{
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{netaddr.IPv4(192, 168, 0, 1), false},
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{netaddr.IPv4(100, 101, 102, 103), false},
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{netaddr.IPv4(100, 115, 92, 0), true},
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{netaddr.IPv4(100, 115, 92, 5), true},
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{netaddr.IPv4(100, 115, 92, 255), true},
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{netaddr.IPv4(100, 115, 93, 40), true},
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{netaddr.IPv4(100, 115, 94, 1), false},
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}
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for _, test := range tests {
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if got := ChromeOSVMRange().Contains(test.ip); got != test.want {
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t.Errorf("inCrostiniRange(%q) = %v, want %v", test.ip, got, test.want)
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}
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}
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}
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func TestTailscaleServiceIP(t *testing.T) {
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got := TailscaleServiceIP().String()
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want := "100.100.100.100"
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if got != want {
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t.Errorf("got %q; want %q", got, want)
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}
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if TailscaleServiceIPString != want {
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t.Error("TailscaleServiceIPString is not consistent")
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}
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}
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func TestTailscaleServiceIPv6(t *testing.T) {
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got := TailscaleServiceIPv6().String()
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want := "fd7a:115c:a1e0::53"
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if got != want {
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t.Errorf("got %q; want %q", got, want)
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}
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if TailscaleServiceIPv6String != want {
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t.Error("TailscaleServiceIPv6String is not consistent")
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}
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}
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func TestChromeOSVMRange(t *testing.T) {
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if got, want := ChromeOSVMRange().String(), "100.115.92.0/23"; got != want {
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t.Errorf("got %q; want %q", got, want)
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}
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}
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func TestCGNATRange(t *testing.T) {
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if got, want := CGNATRange().String(), "100.64.0.0/10"; got != want {
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t.Errorf("got %q; want %q", got, want)
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}
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}
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var sinkIP netip.Addr
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func BenchmarkTailscaleServiceAddr(b *testing.B) {
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b.ReportAllocs()
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for range b.N {
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sinkIP = TailscaleServiceIP()
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}
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}
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func TestUnmapVia(t *testing.T) {
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tests := []struct {
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ip string
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want string
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}{
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{"1.2.3.4", "1.2.3.4"}, // unchanged v4
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{"fd7a:115c:a1e0:b1a::bb:10.2.1.3", "10.2.1.3"},
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{"fd7a:115c:a1e0:b1b::bb:10.2.1.4", "fd7a:115c:a1e0:b1b:0:bb:a02:104"}, // "b1b",not "bia"
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}
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for _, tt := range tests {
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if got := UnmapVia(netip.MustParseAddr(tt.ip)).String(); got != tt.want {
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t.Errorf("for %q: got %q, want %q", tt.ip, got, tt.want)
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}
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}
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}
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func TestIsExitNodeRoute(t *testing.T) {
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tests := []struct {
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pref netip.Prefix
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want bool
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}{
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{
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pref: AllIPv4(),
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want: true,
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},
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{
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pref: AllIPv6(),
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want: true,
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},
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{
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pref: netip.MustParsePrefix("1.1.1.1/0"),
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want: false,
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},
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{
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pref: netip.MustParsePrefix("1.1.1.1/1"),
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want: false,
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},
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{
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pref: netip.MustParsePrefix("192.168.0.0/24"),
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want: false,
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},
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}
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for _, tt := range tests {
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if got := IsExitRoute(tt.pref); got != tt.want {
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t.Errorf("for %q: got %v, want %v", tt.pref, got, tt.want)
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}
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}
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}
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func TestWithoutExitRoutes(t *testing.T) {
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tests := []struct {
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prefs []netip.Prefix
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want []netip.Prefix
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}{
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{
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prefs: []netip.Prefix{AllIPv4(), AllIPv6()},
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want: []netip.Prefix{},
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},
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{
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prefs: []netip.Prefix{AllIPv4()},
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want: []netip.Prefix{AllIPv4()},
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},
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{
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prefs: []netip.Prefix{AllIPv4(), AllIPv6(), netip.MustParsePrefix("10.0.0.0/10")},
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want: []netip.Prefix{netip.MustParsePrefix("10.0.0.0/10")},
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},
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{
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prefs: []netip.Prefix{AllIPv6(), netip.MustParsePrefix("10.0.0.0/10")},
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want: []netip.Prefix{AllIPv6(), netip.MustParsePrefix("10.0.0.0/10")},
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},
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}
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for _, tt := range tests {
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got := WithoutExitRoutes(views.SliceOf(tt.prefs))
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if diff := cmp.Diff(tt.want, got.AsSlice(), cmpopts.EquateEmpty(), cmp.Comparer(func(a, b netip.Prefix) bool { return a == b })); diff != "" {
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t.Errorf("unexpected route difference (-want +got):\n%s", diff)
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}
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}
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}
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func TestWithoutExitRoute(t *testing.T) {
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tests := []struct {
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prefs []netip.Prefix
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want []netip.Prefix
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}{
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{
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prefs: []netip.Prefix{AllIPv4(), AllIPv6()},
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want: []netip.Prefix{},
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},
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{
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prefs: []netip.Prefix{AllIPv4()},
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want: []netip.Prefix{},
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},
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{
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prefs: []netip.Prefix{AllIPv4(), AllIPv6(), netip.MustParsePrefix("10.0.0.0/10")},
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want: []netip.Prefix{netip.MustParsePrefix("10.0.0.0/10")},
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},
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{
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prefs: []netip.Prefix{AllIPv6(), netip.MustParsePrefix("10.0.0.0/10")},
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want: []netip.Prefix{netip.MustParsePrefix("10.0.0.0/10")},
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},
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}
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for _, tt := range tests {
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got := WithoutExitRoute(views.SliceOf(tt.prefs))
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if diff := cmp.Diff(tt.want, got.AsSlice(), cmpopts.EquateEmpty(), cmp.Comparer(func(a, b netip.Prefix) bool { return a == b })); diff != "" {
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t.Errorf("unexpected route difference (-want +got):\n%s", diff)
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}
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}
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}
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func TestContainsExitRoute(t *testing.T) {
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tests := []struct {
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prefs []netip.Prefix
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want bool
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}{
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{
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prefs: []netip.Prefix{AllIPv4(), AllIPv6()},
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want: true,
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},
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{
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prefs: []netip.Prefix{AllIPv4()},
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want: true,
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},
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{
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prefs: []netip.Prefix{AllIPv4(), AllIPv6(), netip.MustParsePrefix("10.0.0.0/10")},
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want: true,
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},
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{
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prefs: []netip.Prefix{AllIPv6(), netip.MustParsePrefix("10.0.0.0/10")},
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want: true,
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},
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{
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prefs: []netip.Prefix{netip.MustParsePrefix("10.0.0.0/10")},
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want: false,
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},
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}
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for _, tt := range tests {
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if got := ContainsExitRoute(views.SliceOf(tt.prefs)); got != tt.want {
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t.Errorf("for %q: got %v, want %v", tt.prefs, got, tt.want)
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}
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}
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}
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func TestIsTailscaleIPv4(t *testing.T) {
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tests := []struct {
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in netip.Addr
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want bool
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}{
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{
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in: netip.MustParseAddr("100.67.19.57"),
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want: true,
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},
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{
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in: netip.MustParseAddr("10.10.10.10"),
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want: false,
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},
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{
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in: netip.MustParseAddr("fd7a:115c:a1e0:3f2b:7a1d:4e88:9c2b:7f01"),
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want: false,
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},
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{
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in: netip.MustParseAddr("bc9d:0aa0:1f0a:69ab:eb5c:28e0:5456:a518"),
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want: false,
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},
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{
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in: netip.MustParseAddr("100.115.92.157"),
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want: false,
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},
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}
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for _, tt := range tests {
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if got := IsTailscaleIPv4(tt.in); got != tt.want {
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t.Errorf("IsTailscaleIPv4() = %v, want %v", got, tt.want)
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}
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}
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}
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func TestIsTailscaleIP(t *testing.T) {
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tests := []struct {
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in netip.Addr
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want bool
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}{
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{
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in: netip.MustParseAddr("100.67.19.57"),
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want: true,
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},
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{
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in: netip.MustParseAddr("10.10.10.10"),
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want: false,
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},
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{
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in: netip.MustParseAddr("fd7a:115c:a1e0:3f2b:7a1d:4e88:9c2b:7f01"),
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want: true,
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},
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{
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in: netip.MustParseAddr("bc9d:0aa0:1f0a:69ab:eb5c:28e0:5456:a518"),
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want: false,
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},
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{
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in: netip.MustParseAddr("100.115.92.157"),
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want: false,
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},
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}
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for _, tt := range tests {
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if got := IsTailscaleIP(tt.in); got != tt.want {
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t.Errorf("IsTailscaleIP() = %v, want %v", got, tt.want)
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}
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}
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}
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