Move Linux client & common packages into a public repo.

2020-02-05 14:16:58 -08:00
parent c955043dfe
commit a8d8b8719a
156 changed files with 17113 additions and 0 deletions
--- a/stun/stun_test.go
+++ b/stun/stun_test.go
@ -0,0 +1,148 @@
+// 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 stun_test
+
+import (
+	"bytes"
+	"crypto/rand"
+	"fmt"
+	"log"
+	"testing"
+
+	"tailscale.com/stun"
+)
+
+func ExampleRequest() {
+	var transactionID [12]byte
+	if _, err := rand.Read(transactionID[:]); err != nil {
+		log.Fatal(err)
+	}
+
+	req := stun.Request(transactionID)
+	fmt.Printf("%x\n", req)
+}
+
+var responseTests = []struct {
+	name     string
+	data     []byte
+	wantTID  []byte
+	wantAddr []byte
+	wantPort uint16
+}{
+	{
+		name: "google-1",
+		data: []byte{
+			0x01, 0x01, 0x00, 0x0c, 0x21, 0x12, 0xa4, 0x42,
+			0x23, 0x60, 0xb1, 0x1e, 0x3e, 0xc6, 0x8f, 0xfa,
+			0x93, 0xe0, 0x80, 0x07, 0x00, 0x20, 0x00, 0x08,
+			0x00, 0x01, 0xc7, 0x86, 0x69, 0x57, 0x85, 0x6f,
+		},
+		wantTID: []byte{
+			0x23, 0x60, 0xb1, 0x1e, 0x3e, 0xc6, 0x8f, 0xfa,
+			0x93, 0xe0, 0x80, 0x07,
+		},
+		wantAddr: []byte{72, 69, 33, 45},
+		wantPort: uint16(59028),
+	},
+	{
+		name: "google-2",
+		data: []byte{
+			0x01, 0x01, 0x00, 0x0c, 0x21, 0x12, 0xa4, 0x42,
+			0xf9, 0xf1, 0x21, 0xcb, 0xde, 0x7d, 0x7c, 0x75,
+			0x92, 0x3c, 0xe2, 0x71, 0x00, 0x20, 0x00, 0x08,
+			0x00, 0x01, 0xc7, 0x87, 0x69, 0x57, 0x85, 0x6f,
+		},
+		wantTID: []byte{
+			0xf9, 0xf1, 0x21, 0xcb, 0xde, 0x7d, 0x7c, 0x75,
+			0x92, 0x3c, 0xe2, 0x71,
+		},
+		wantAddr: []byte{72, 69, 33, 45},
+		wantPort: uint16(59029),
+	},
+	{
+		name: "stun.sipgate.net:10000",
+		data: []byte{
+			0x01, 0x01, 0x00, 0x44, 0x21, 0x12, 0xa4, 0x42,
+			0x48, 0x2e, 0xb6, 0x47, 0x15, 0xe8, 0xb2, 0x8e,
+			0xae, 0xad, 0x64, 0x44, 0x00, 0x01, 0x00, 0x08,
+			0x00, 0x01, 0xe4, 0xab, 0x48, 0x45, 0x21, 0x2d,
+			0x00, 0x04, 0x00, 0x08, 0x00, 0x01, 0x27, 0x10,
+			0xd9, 0x0a, 0x44, 0x98, 0x00, 0x05, 0x00, 0x08,
+			0x00, 0x01, 0x27, 0x11, 0xd9, 0x74, 0x7a, 0x8a,
+			0x80, 0x20, 0x00, 0x08, 0x00, 0x01, 0xc5, 0xb9,
+			0x69, 0x57, 0x85, 0x6f, 0x80, 0x22, 0x00, 0x10,
+			0x56, 0x6f, 0x76, 0x69, 0x64, 0x61, 0x2e, 0x6f,
+			0x72, 0x67, 0x20, 0x30, 0x2e, 0x39, 0x36, 0x00,
+		},
+		wantTID: []byte{
+			0x48, 0x2e, 0xb6, 0x47, 0x15, 0xe8, 0xb2, 0x8e,
+			0xae, 0xad, 0x64, 0x44,
+		},
+		wantAddr: []byte{72, 69, 33, 45},
+		wantPort: uint16(58539),
+	},
+	{
+		name: "stun.powervoip.com:3478",
+		data: []byte{
+			0x01, 0x01, 0x00, 0x24, 0x21, 0x12, 0xa4, 0x42,
+			0x7e, 0x57, 0x96, 0x68, 0x29, 0xf4, 0x44, 0x60,
+			0x9d, 0x1d, 0xea, 0xa6, 0x00, 0x01, 0x00, 0x08,
+			0x00, 0x01, 0xe9, 0xd3, 0x48, 0x45, 0x21, 0x2d,
+			0x00, 0x04, 0x00, 0x08, 0x00, 0x01, 0x0d, 0x96,
+			0x4d, 0x48, 0xa9, 0xd4, 0x00, 0x05, 0x00, 0x08,
+			0x00, 0x01, 0x0d, 0x97, 0x4d, 0x48, 0xa9, 0xd5,
+		},
+		wantTID: []byte{
+			0x7e, 0x57, 0x96, 0x68, 0x29, 0xf4, 0x44, 0x60,
+			0x9d, 0x1d, 0xea, 0xa6,
+		},
+		wantAddr: []byte{72, 69, 33, 45},
+		wantPort: uint16(59859),
+	},
+	{
+		name: "in-process pion server",
+		data: []byte{
+			0x01, 0x01, 0x00, 0x24, 0x21, 0x12, 0xa4, 0x42,
+			0xeb, 0xc2, 0xd3, 0x6e, 0xf4, 0x71, 0x21, 0x7c,
+			0x4f, 0x3e, 0x30, 0x8e, 0x80, 0x22, 0x00, 0x0a,
+			0x65, 0x6e, 0x64, 0x70, 0x6f, 0x69, 0x6e, 0x74,
+			0x65, 0x72, 0x00, 0x00, 0x00, 0x20, 0x00, 0x08,
+			0x00, 0x01, 0xce, 0x66, 0x5e, 0x12, 0xa4, 0x43,
+			0x80, 0x28, 0x00, 0x04, 0xb6, 0x99, 0xbb, 0x02,
+			0x01, 0x01, 0x00, 0x24, 0x21, 0x12, 0xa4, 0x42,
+		},
+		wantTID: []byte{
+			0xeb, 0xc2, 0xd3, 0x6e, 0xf4, 0x71, 0x21, 0x7c,
+			0x4f, 0x3e, 0x30, 0x8e,
+		},
+		wantAddr: []byte{127, 0, 0, 1},
+		wantPort: uint16(61300),
+	},
+}
+
+func TestParseResponse(t *testing.T) {
+	subtest := func(t *testing.T, i int) {
+		test := responseTests[i]
+		tID, addr, port, err := stun.ParseResponse(test.data)
+		if err != nil {
+			t.Fatal(err)
+		}
+
+		if !bytes.Equal(tID[:], test.wantTID) {
+			t.Errorf("tid=%v, want %v", tID[:], test.wantTID)
+		}
+		if !bytes.Equal(addr, test.wantAddr) {
+			t.Errorf("addr=%v, want %v", addr, test.wantAddr)
+		}
+		if port != test.wantPort {
+			t.Errorf("port=%d, want %d", port, test.wantPort)
+		}
+	}
+	for i, test := range responseTests {
+		t.Run(test.name, func(t *testing.T) {
+			subtest(t, i)
+		})
+	}
+}