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0be26599ca
Real goal is to eliminate some allocs in the STUN path, but that requires work in the standard library. See comments in #2783. Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
70 lines
1.5 KiB
Go
70 lines
1.5 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 main
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import (
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"context"
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"net"
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"testing"
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"tailscale.com/net/stun"
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)
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func TestProdAutocertHostPolicy(t *testing.T) {
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tests := []struct {
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in string
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wantOK bool
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}{
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{"derp.tailscale.com", true},
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{"derp.tailscale.com.", true},
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{"derp1.tailscale.com", true},
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{"derp1b.tailscale.com", true},
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{"derp2.tailscale.com", true},
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{"derp02.tailscale.com", true},
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{"derp-nyc.tailscale.com", true},
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{"derpfoo.tailscale.com", true},
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{"derp02.bar.tailscale.com", false},
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{"example.net", false},
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}
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for _, tt := range tests {
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got := prodAutocertHostPolicy(context.Background(), tt.in) == nil
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if got != tt.wantOK {
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t.Errorf("f(%q) = %v; want %v", tt.in, got, tt.wantOK)
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}
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}
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}
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func BenchmarkServerSTUN(b *testing.B) {
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b.ReportAllocs()
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pc, err := net.ListenPacket("udp", "127.0.0.1:0")
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if err != nil {
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b.Fatal(err)
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}
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defer pc.Close()
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ctx, cancel := context.WithCancel(context.Background())
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defer cancel()
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go serverSTUNListener(ctx, pc.(*net.UDPConn))
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addr := pc.LocalAddr().(*net.UDPAddr)
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var resBuf [1500]byte
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cc, err := net.ListenUDP("udp", &net.UDPAddr{IP: net.ParseIP("127.0.0.1")})
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if err != nil {
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b.Fatal(err)
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}
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tx := stun.NewTxID()
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req := stun.Request(tx)
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for i := 0; i < b.N; i++ {
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if _, err := cc.WriteToUDP(req, addr); err != nil {
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b.Fatal(err)
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}
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_, _, err := cc.ReadFromUDP(resBuf[:])
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if err != nil {
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b.Fatal(err)
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}
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}
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}
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