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676 lines
13 KiB
Go
676 lines
13 KiB
Go
// Copyright (c) 2020 Tailscale Inc & AUTHORS All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package tailcfg
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import (
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"encoding"
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"encoding/json"
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"net/netip"
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"os"
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"reflect"
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"regexp"
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"strconv"
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"strings"
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"testing"
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"time"
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"tailscale.com/tstest"
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"tailscale.com/types/key"
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"tailscale.com/util/must"
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"tailscale.com/version"
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)
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func fieldsOf(t reflect.Type) (fields []string) {
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for i := 0; i < t.NumField(); i++ {
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fields = append(fields, t.Field(i).Name)
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}
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return
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}
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func TestHostinfoEqual(t *testing.T) {
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hiHandles := []string{
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"IPNVersion", "FrontendLogID", "BackendLogID",
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"OS", "OSVersion", "Desktop", "Package", "DeviceModel", "Hostname",
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"ShieldsUp", "ShareeNode",
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"GoArch", "GoVersion",
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"RoutableIPs", "RequestTags",
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"Services", "NetInfo", "SSH_HostKeys", "Cloud",
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"Userspace", "UserspaceRouter",
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}
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if have := fieldsOf(reflect.TypeOf(Hostinfo{})); !reflect.DeepEqual(have, hiHandles) {
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t.Errorf("Hostinfo.Equal check might be out of sync\nfields: %q\nhandled: %q\n",
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have, hiHandles)
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}
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nets := func(strs ...string) (ns []netip.Prefix) {
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for _, s := range strs {
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n, err := netip.ParsePrefix(s)
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if err != nil {
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panic(err)
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}
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ns = append(ns, n)
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}
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return ns
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}
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tests := []struct {
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a, b *Hostinfo
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want bool
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}{
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{
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nil,
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nil,
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true,
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},
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{
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&Hostinfo{},
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nil,
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false,
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},
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{
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nil,
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&Hostinfo{},
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false,
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},
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{
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&Hostinfo{},
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&Hostinfo{},
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true,
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},
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{
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&Hostinfo{IPNVersion: "1"},
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&Hostinfo{IPNVersion: "2"},
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false,
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},
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{
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&Hostinfo{IPNVersion: "2"},
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&Hostinfo{IPNVersion: "2"},
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true,
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},
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{
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&Hostinfo{FrontendLogID: "1"},
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&Hostinfo{FrontendLogID: "2"},
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false,
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},
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{
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&Hostinfo{FrontendLogID: "2"},
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&Hostinfo{FrontendLogID: "2"},
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true,
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},
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{
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&Hostinfo{BackendLogID: "1"},
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&Hostinfo{BackendLogID: "2"},
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false,
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},
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{
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&Hostinfo{BackendLogID: "2"},
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&Hostinfo{BackendLogID: "2"},
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true,
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},
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{
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&Hostinfo{OS: "windows"},
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&Hostinfo{OS: "linux"},
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false,
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},
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{
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&Hostinfo{OS: "windows"},
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&Hostinfo{OS: "windows"},
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true,
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},
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{
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&Hostinfo{Hostname: "vega"},
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&Hostinfo{Hostname: "iris"},
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false,
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},
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{
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&Hostinfo{Hostname: "vega"},
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&Hostinfo{Hostname: "vega"},
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true,
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},
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{
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&Hostinfo{RoutableIPs: nil},
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&Hostinfo{RoutableIPs: nets("10.0.0.0/16")},
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false,
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},
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{
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&Hostinfo{RoutableIPs: nets("10.1.0.0/16", "192.168.1.0/24")},
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&Hostinfo{RoutableIPs: nets("10.2.0.0/16", "192.168.2.0/24")},
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false,
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},
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{
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&Hostinfo{RoutableIPs: nets("10.1.0.0/16", "192.168.1.0/24")},
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&Hostinfo{RoutableIPs: nets("10.1.0.0/16", "192.168.2.0/24")},
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false,
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},
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{
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&Hostinfo{RoutableIPs: nets("10.1.0.0/16", "192.168.1.0/24")},
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&Hostinfo{RoutableIPs: nets("10.1.0.0/16", "192.168.1.0/24")},
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true,
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},
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{
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&Hostinfo{RequestTags: []string{"abc", "def"}},
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&Hostinfo{RequestTags: []string{"abc", "def"}},
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true,
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},
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{
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&Hostinfo{RequestTags: []string{"abc", "def"}},
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&Hostinfo{RequestTags: []string{"abc", "123"}},
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false,
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},
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{
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&Hostinfo{RequestTags: []string{}},
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&Hostinfo{RequestTags: []string{"abc"}},
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false,
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},
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{
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&Hostinfo{Services: []Service{{Proto: TCP, Port: 1234, Description: "foo"}}},
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&Hostinfo{Services: []Service{{Proto: UDP, Port: 2345, Description: "bar"}}},
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false,
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},
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{
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&Hostinfo{Services: []Service{{Proto: TCP, Port: 1234, Description: "foo"}}},
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&Hostinfo{Services: []Service{{Proto: TCP, Port: 1234, Description: "foo"}}},
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true,
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},
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{
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&Hostinfo{ShareeNode: true},
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&Hostinfo{},
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false,
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},
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{
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&Hostinfo{SSH_HostKeys: []string{"ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIO.... root@bar"}},
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&Hostinfo{},
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false,
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},
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}
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for i, tt := range tests {
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got := tt.a.Equal(tt.b)
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if got != tt.want {
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t.Errorf("%d. Equal = %v; want %v", i, got, tt.want)
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}
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}
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}
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func TestHostinfoHowEqual(t *testing.T) {
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tests := []struct {
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a, b *Hostinfo
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want []string
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}{
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{
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a: nil,
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b: nil,
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want: nil,
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},
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{
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a: new(Hostinfo),
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b: nil,
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want: []string{"nil"},
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},
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{
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a: nil,
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b: new(Hostinfo),
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want: []string{"nil"},
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},
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{
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a: new(Hostinfo),
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b: new(Hostinfo),
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want: nil,
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},
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{
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a: &Hostinfo{
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IPNVersion: "1",
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ShieldsUp: false,
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RoutableIPs: []netip.Prefix{netip.MustParsePrefix("1.2.3.0/24")},
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},
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b: &Hostinfo{
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IPNVersion: "2",
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ShieldsUp: true,
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RoutableIPs: []netip.Prefix{netip.MustParsePrefix("1.2.3.0/25")},
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},
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want: []string{"IPNVersion", "ShieldsUp", "RoutableIPs"},
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},
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{
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a: &Hostinfo{
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IPNVersion: "1",
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},
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b: &Hostinfo{
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IPNVersion: "2",
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NetInfo: new(NetInfo),
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},
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want: []string{"IPNVersion", "NetInfo.nil"},
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},
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{
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a: &Hostinfo{
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IPNVersion: "1",
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NetInfo: &NetInfo{
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WorkingIPv6: "true",
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HavePortMap: true,
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LinkType: "foo",
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PreferredDERP: 123,
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DERPLatency: map[string]float64{
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"foo": 1.0,
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},
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},
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},
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b: &Hostinfo{
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IPNVersion: "2",
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NetInfo: &NetInfo{},
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},
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want: []string{"IPNVersion", "NetInfo.WorkingIPv6", "NetInfo.HavePortMap", "NetInfo.PreferredDERP", "NetInfo.LinkType", "NetInfo.DERPLatency"},
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},
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}
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for i, tt := range tests {
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got := tt.a.HowUnequal(tt.b)
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if !reflect.DeepEqual(got, tt.want) {
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t.Errorf("%d. got %q; want %q", i, got, tt.want)
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}
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}
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}
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func TestHostinfoTailscaleSSHEnabled(t *testing.T) {
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tests := []struct {
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hi *Hostinfo
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want bool
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}{
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{
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nil,
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false,
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},
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{
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&Hostinfo{},
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false,
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},
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{
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&Hostinfo{SSH_HostKeys: []string{"ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIO.... root@bar"}},
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true,
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},
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}
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for i, tt := range tests {
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got := tt.hi.TailscaleSSHEnabled()
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if got != tt.want {
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t.Errorf("%d. got %v; want %v", i, got, tt.want)
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}
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}
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}
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func TestNodeEqual(t *testing.T) {
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nodeHandles := []string{
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"ID", "StableID", "Name", "User", "Sharer",
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"Key", "KeyExpiry", "KeySignature", "Machine", "DiscoKey",
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"Addresses", "AllowedIPs", "Endpoints", "DERP", "Hostinfo",
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"Created", "Tags", "PrimaryRoutes",
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"LastSeen", "Online", "KeepAlive", "MachineAuthorized",
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"Capabilities",
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"ComputedName", "computedHostIfDifferent", "ComputedNameWithHost",
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}
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if have := fieldsOf(reflect.TypeOf(Node{})); !reflect.DeepEqual(have, nodeHandles) {
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t.Errorf("Node.Equal check might be out of sync\nfields: %q\nhandled: %q\n",
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have, nodeHandles)
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}
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n1 := key.NewNode().Public()
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m1 := key.NewMachine().Public()
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now := time.Now()
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tests := []struct {
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a, b *Node
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want bool
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}{
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{
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&Node{},
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nil,
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false,
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},
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{
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nil,
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&Node{},
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false,
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},
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{
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&Node{},
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&Node{},
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true,
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},
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{
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&Node{},
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&Node{},
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true,
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},
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{
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&Node{ID: 1},
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&Node{},
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false,
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},
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{
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&Node{ID: 1},
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&Node{ID: 1},
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true,
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},
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{
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&Node{StableID: "node-abcd"},
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&Node{},
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false,
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},
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{
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&Node{StableID: "node-abcd"},
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&Node{StableID: "node-abcd"},
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true,
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},
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{
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&Node{User: 0},
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&Node{User: 1},
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false,
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},
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{
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&Node{User: 1},
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&Node{User: 1},
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true,
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},
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{
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&Node{Key: n1},
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&Node{Key: key.NewNode().Public()},
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false,
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},
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{
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&Node{Key: n1},
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&Node{Key: n1},
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true,
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},
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{
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&Node{KeyExpiry: now},
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&Node{KeyExpiry: now.Add(60 * time.Second)},
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false,
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},
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{
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&Node{KeyExpiry: now},
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&Node{KeyExpiry: now},
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true,
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},
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{
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&Node{Machine: m1},
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&Node{Machine: key.NewMachine().Public()},
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false,
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},
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{
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&Node{Machine: m1},
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&Node{Machine: m1},
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true,
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},
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{
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&Node{Addresses: []netip.Prefix{}},
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&Node{Addresses: nil},
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false,
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},
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{
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&Node{Addresses: []netip.Prefix{}},
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&Node{Addresses: []netip.Prefix{}},
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true,
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},
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{
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&Node{AllowedIPs: []netip.Prefix{}},
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&Node{AllowedIPs: nil},
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false,
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},
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{
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&Node{Addresses: []netip.Prefix{}},
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&Node{Addresses: []netip.Prefix{}},
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true,
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},
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{
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&Node{Endpoints: []string{}},
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&Node{Endpoints: nil},
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false,
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},
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{
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&Node{Endpoints: []string{}},
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&Node{Endpoints: []string{}},
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true,
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},
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{
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&Node{Hostinfo: (&Hostinfo{Hostname: "alice"}).View()},
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&Node{Hostinfo: (&Hostinfo{Hostname: "bob"}).View()},
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false,
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},
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{
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&Node{Hostinfo: (&Hostinfo{}).View()},
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&Node{Hostinfo: (&Hostinfo{}).View()},
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true,
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},
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{
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&Node{Created: now},
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&Node{Created: now.Add(60 * time.Second)},
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false,
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},
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{
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&Node{Created: now},
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&Node{Created: now},
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true,
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},
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{
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&Node{LastSeen: &now},
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&Node{LastSeen: nil},
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false,
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},
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{
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&Node{LastSeen: &now},
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&Node{LastSeen: &now},
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true,
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},
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{
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&Node{DERP: "foo"},
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&Node{DERP: "bar"},
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false,
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},
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{
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&Node{Tags: []string{"tag:foo"}},
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&Node{Tags: []string{"tag:foo"}},
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true,
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},
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{
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&Node{Tags: []string{"tag:foo", "tag:bar"}},
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&Node{Tags: []string{"tag:bar"}},
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false,
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},
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{
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&Node{Tags: []string{"tag:foo"}},
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&Node{Tags: []string{"tag:bar"}},
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false,
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},
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{
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&Node{Tags: []string{"tag:foo"}},
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&Node{},
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false,
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},
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}
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for i, tt := range tests {
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got := tt.a.Equal(tt.b)
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if got != tt.want {
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t.Errorf("%d. Equal = %v; want %v", i, got, tt.want)
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}
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}
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}
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|
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func TestNetInfoFields(t *testing.T) {
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handled := []string{
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"MappingVariesByDestIP",
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"HairPinning",
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"WorkingIPv6",
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"OSHasIPv6",
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"WorkingUDP",
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"WorkingICMPv4",
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"HavePortMap",
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"UPnP",
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"PMP",
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"PCP",
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"PreferredDERP",
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"LinkType",
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"DERPLatency",
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}
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if have := fieldsOf(reflect.TypeOf(NetInfo{})); !reflect.DeepEqual(have, handled) {
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t.Errorf("NetInfo.Clone/BasicallyEqually check might be out of sync\nfields: %q\nhandled: %q\n",
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have, handled)
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}
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}
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|
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type keyIn interface {
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String() string
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|
MarshalText() ([]byte, error)
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}
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|
|
|
func testKey(t *testing.T, prefix string, in keyIn, out encoding.TextUnmarshaler) {
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got, err := in.MarshalText()
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if err != nil {
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t.Fatal(err)
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}
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if err := out.UnmarshalText(got); err != nil {
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t.Fatal(err)
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}
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if s := in.String(); string(got) != s {
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t.Errorf("MarshalText = %q != String %q", got, s)
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}
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if !strings.HasPrefix(string(got), prefix) {
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t.Errorf("%q didn't start with prefix %q", got, prefix)
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}
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if reflect.ValueOf(out).Elem().Interface() != in {
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t.Errorf("mismatch after unmarshal")
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}
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}
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|
|
func TestCloneUser(t *testing.T) {
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tests := []struct {
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name string
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|
u *User
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|
}{
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|
{"nil_logins", &User{}},
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|
{"zero_logins", &User{Logins: make([]LoginID, 0)}},
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|
}
|
|
for _, tt := range tests {
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|
t.Run(tt.name, func(t *testing.T) {
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u2 := tt.u.Clone()
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if !reflect.DeepEqual(tt.u, u2) {
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t.Errorf("not equal")
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}
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})
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}
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}
|
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|
|
func TestCloneNode(t *testing.T) {
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|
tests := []struct {
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|
name string
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|
v *Node
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|
}{
|
|
{"nil_fields", &Node{}},
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|
{"zero_fields", &Node{
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|
Addresses: make([]netip.Prefix, 0),
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|
AllowedIPs: make([]netip.Prefix, 0),
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|
Endpoints: make([]string, 0),
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}},
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|
}
|
|
for _, tt := range tests {
|
|
t.Run(tt.name, func(t *testing.T) {
|
|
v2 := tt.v.Clone()
|
|
if !reflect.DeepEqual(tt.v, v2) {
|
|
t.Errorf("not equal")
|
|
}
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestUserProfileJSONMarshalForMac(t *testing.T) {
|
|
// Old macOS clients had a bug where they required
|
|
// UserProfile.Roles to be non-null. Lock that in
|
|
// 1.0.x/1.2.x clients are gone in the wild.
|
|
// See mac commit 0242c08a2ca496958027db1208f44251bff8488b (Sep 30).
|
|
// It was fixed in at least 1.4.x, and perhaps 1.2.x.
|
|
j, err := json.Marshal(UserProfile{})
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
const wantSub = `"Roles":[]`
|
|
if !strings.Contains(string(j), wantSub) {
|
|
t.Fatalf("didn't contain %#q; got: %s", wantSub, j)
|
|
}
|
|
|
|
// And back:
|
|
var up UserProfile
|
|
if err := json.Unmarshal(j, &up); err != nil {
|
|
t.Fatalf("Unmarshal: %v", err)
|
|
}
|
|
}
|
|
|
|
func TestEndpointTypeMarshal(t *testing.T) {
|
|
eps := []EndpointType{
|
|
EndpointUnknownType,
|
|
EndpointLocal,
|
|
EndpointSTUN,
|
|
EndpointPortmapped,
|
|
EndpointSTUN4LocalPort,
|
|
}
|
|
got, err := json.Marshal(eps)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
const want = `[0,1,2,3,4]`
|
|
if string(got) != want {
|
|
t.Errorf("got %s; want %s", got, want)
|
|
}
|
|
}
|
|
|
|
var sinkBytes []byte
|
|
|
|
func BenchmarkKeyMarshalText(b *testing.B) {
|
|
b.ReportAllocs()
|
|
var k [32]byte
|
|
for i := 0; i < b.N; i++ {
|
|
sinkBytes = keyMarshalText("prefix", k)
|
|
}
|
|
}
|
|
|
|
func TestAppendKeyAllocs(t *testing.T) {
|
|
if version.IsRace() {
|
|
t.Skip("skipping in race detector") // append(b, make([]byte, N)...) not optimized in compiler with race
|
|
}
|
|
var k [32]byte
|
|
err := tstest.MinAllocsPerRun(t, 1, func() {
|
|
sinkBytes = keyMarshalText("prefix", k)
|
|
})
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
|
|
func TestRegisterRequestNilClone(t *testing.T) {
|
|
var nilReq *RegisterRequest
|
|
got := nilReq.Clone()
|
|
if got != nil {
|
|
t.Errorf("got = %v; want nil", got)
|
|
}
|
|
}
|
|
|
|
// Tests that CurrentCapabilityVersion is bumped when the comment block above it gets bumped.
|
|
// We've screwed this up several times.
|
|
func TestCurrentCapabilityVersion(t *testing.T) {
|
|
f := must.Get(os.ReadFile("tailcfg.go"))
|
|
matches := regexp.MustCompile(`(?m)^//\s+(\d+): \d\d\d\d-\d\d-\d\d: `).FindAllStringSubmatch(string(f), -1)
|
|
max := 0
|
|
for _, m := range matches {
|
|
n := must.Get(strconv.Atoi(m[1]))
|
|
if n > max {
|
|
max = n
|
|
}
|
|
}
|
|
if CapabilityVersion(max) != CurrentCapabilityVersion {
|
|
t.Errorf("CurrentCapabilityVersion = %d; want %d", CurrentCapabilityVersion, max)
|
|
}
|
|
}
|