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tailscale/wgengine/wgcfg/parser_test.go

100 lines
2.2 KiB
Go

// Copyright (c) 2021 Tailscale Inc & AUTHORS All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package wgcfg
import (
"bufio"
"bytes"
"io"
"reflect"
"runtime"
"testing"
"inet.af/netaddr"
"tailscale.com/types/wgkey"
)
func noError(t *testing.T, err error) bool {
if err == nil {
return true
}
_, fn, line, _ := runtime.Caller(1)
t.Errorf("Error at %s:%d: %#v", fn, line, err)
return false
}
func equal(t *testing.T, expected, actual interface{}) bool {
if reflect.DeepEqual(expected, actual) {
return true
}
_, fn, line, _ := runtime.Caller(1)
t.Errorf("Failed equals at %s:%d\nactual %#v\nexpected %#v", fn, line, actual, expected)
return false
}
func TestParseEndpoint(t *testing.T) {
_, _, err := parseEndpoint("[192.168.42.0:]:51880")
if err == nil {
t.Error("Error was expected")
}
host, port, err := parseEndpoint("192.168.42.0:51880")
if noError(t, err) {
equal(t, "192.168.42.0", host)
equal(t, uint16(51880), port)
}
host, port, err = parseEndpoint("test.wireguard.com:18981")
if noError(t, err) {
equal(t, "test.wireguard.com", host)
equal(t, uint16(18981), port)
}
host, port, err = parseEndpoint("[2607:5300:60:6b0::c05f:543]:2468")
if noError(t, err) {
equal(t, "2607:5300:60:6b0::c05f:543", host)
equal(t, uint16(2468), port)
}
_, _, err = parseEndpoint("[::::::invalid:18981")
if err == nil {
t.Error("Error was expected")
}
}
func BenchmarkFromUAPI(b *testing.B) {
newPrivateKey := func() (wgkey.Key, wgkey.Private) {
b.Helper()
pk, err := wgkey.NewPrivate()
if err != nil {
b.Fatal(err)
}
return wgkey.Key(pk.Public()), wgkey.Private(pk)
}
k1, pk1 := newPrivateKey()
ip1 := netaddr.MustParseIPPrefix("10.0.0.1/32")
peer := Peer{
PublicKey: k1,
AllowedIPs: []netaddr.IPPrefix{ip1},
}
cfg1 := &Config{
PrivateKey: wgkey.Private(pk1),
Peers: []Peer{peer, peer, peer, peer},
}
buf := new(bytes.Buffer)
w := bufio.NewWriter(buf)
if err := cfg1.ToUAPI(w, &Config{}); err != nil {
b.Fatal(err)
}
w.Flush()
r := bytes.NewReader(buf.Bytes())
b.ReportAllocs()
for i := 0; i < b.N; i++ {
r.Seek(0, io.SeekStart)
_, err := FromUAPI(r)
if err != nil {
b.Errorf("failed from UAPI: %v", err)
}
}
}