tailscale/cmd/derper/derper_test.go

70 lines
1.5 KiB
Go

// Copyright (c) 2020 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 main
import (
"context"
"net"
"testing"
"tailscale.com/net/stun"
)
func TestProdAutocertHostPolicy(t *testing.T) {
tests := []struct {
in string
wantOK bool
}{
{"derp.tailscale.com", true},
{"derp.tailscale.com.", true},
{"derp1.tailscale.com", true},
{"derp1b.tailscale.com", true},
{"derp2.tailscale.com", true},
{"derp02.tailscale.com", true},
{"derp-nyc.tailscale.com", true},
{"derpfoo.tailscale.com", true},
{"derp02.bar.tailscale.com", false},
{"example.net", false},
}
for _, tt := range tests {
got := prodAutocertHostPolicy(context.Background(), tt.in) == nil
if got != tt.wantOK {
t.Errorf("f(%q) = %v; want %v", tt.in, got, tt.wantOK)
}
}
}
func BenchmarkServerSTUN(b *testing.B) {
b.ReportAllocs()
pc, err := net.ListenPacket("udp", "127.0.0.1:0")
if err != nil {
b.Fatal(err)
}
defer pc.Close()
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
go serverSTUNListener(ctx, pc.(*net.UDPConn))
addr := pc.LocalAddr().(*net.UDPAddr)
var resBuf [1500]byte
cc, err := net.ListenUDP("udp", &net.UDPAddr{IP: net.ParseIP("127.0.0.1")})
if err != nil {
b.Fatal(err)
}
tx := stun.NewTxID()
req := stun.Request(tx)
for i := 0; i < b.N; i++ {
if _, err := cc.WriteToUDP(req, addr); err != nil {
b.Fatal(err)
}
_, _, err := cc.ReadFromUDP(resBuf[:])
if err != nil {
b.Fatal(err)
}
}
}