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// Copyright 2012 The Go 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 tls
import (
"bytes"
"fmt"
"io"
"net"
"strings"
"testing"
"time"
)
var rsaCertPEM = `-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----
`
var rsaKeyPEM = `-----BEGIN RSA PRIVATE KEY-----
MIIBOwIBAAJBANLJhPHhITqQbPklG3ibCVxwGMRfp/v4XqhfdQHdcVfHap6NQ5Wo
k/4xIA+ui35/MmNartNuC+BdZ1tMuVCPFZcCAwEAAQJAEJ2N+zsR0Xn8/Q6twa4G
6OB1M1WO+k+ztnX/1SvNeWu8D6GImtupLTYgjZcHufykj09jiHmjHx8u8ZZB/o1N
MQIhAPW+eyZo7ay3lMz1V01WVjNKK9QSn1MJlb06h/LuYv9FAiEA25WPedKgVyCW
SmUwbPw8fnTcpqDWE3yTO3vKcebqMSsCIBF3UmVue8YU3jybC3NxuXq3wNm34R8T
xVLHwDXh/6NJAiEAl2oHGGLz64BuAfjKrqwz7qMYr9HCLIe/YsoWq/olzScCIQDi
D2lWusoe2/nEqfDVVWGWlyJ7yOmqaVm/iNUN9B2N2g==
-----END RSA PRIVATE KEY-----
`
// keyPEM is the same as rsaKeyPEM, but declares itself as just
// "PRIVATE KEY", not "RSA PRIVATE KEY". http://golang.org/issue/4477
var keyPEM = `-----BEGIN PRIVATE KEY-----
MIIBOwIBAAJBANLJhPHhITqQbPklG3ibCVxwGMRfp/v4XqhfdQHdcVfHap6NQ5Wo
k/4xIA+ui35/MmNartNuC+BdZ1tMuVCPFZcCAwEAAQJAEJ2N+zsR0Xn8/Q6twa4G
6OB1M1WO+k+ztnX/1SvNeWu8D6GImtupLTYgjZcHufykj09jiHmjHx8u8ZZB/o1N
MQIhAPW+eyZo7ay3lMz1V01WVjNKK9QSn1MJlb06h/LuYv9FAiEA25WPedKgVyCW
SmUwbPw8fnTcpqDWE3yTO3vKcebqMSsCIBF3UmVue8YU3jybC3NxuXq3wNm34R8T
xVLHwDXh/6NJAiEAl2oHGGLz64BuAfjKrqwz7qMYr9HCLIe/YsoWq/olzScCIQDi
D2lWusoe2/nEqfDVVWGWlyJ7yOmqaVm/iNUN9B2N2g==
-----END PRIVATE KEY-----
`
var ecdsaCertPEM = `-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----
`
var ecdsaKeyPEM = `-----BEGIN EC PARAMETERS-----
BgUrgQQAIw==
-----END EC PARAMETERS-----
-----BEGIN EC PRIVATE KEY-----
MIHcAgEBBEIBrsoKp0oqcv6/JovJJDoDVSGWdirrkgCWxrprGlzB9o0X8fV675X0
NwuBenXFfeZvVcwluO7/Q9wkYoPd/t3jGImgBwYFK4EEACOhgYkDgYYABAFj36bL
06h5JRGUNB1X/Hwuw64uKW2GGJLVPPhoYMcg/ALWaW+d/t+DmV5xikwKssuFq4Bz
VQldyCXTXGgu7OC0AQCC/Y/+ODK3NFKlRi+AsG3VQDSV4tgHLqZBBus0S6pPcg1q
kohxS/xfFg/TEwRSSws+roJr4JFKpO2t3/be5OdqmQ==
-----END EC PRIVATE KEY-----
`
var keyPairTests = []struct {
algo string
cert string
key string
}{
{"ECDSA", ecdsaCertPEM, ecdsaKeyPEM},
{"RSA", rsaCertPEM, rsaKeyPEM},
{"RSA-untyped", rsaCertPEM, keyPEM}, // golang.org/issue/4477
}
func TestX509KeyPair(t *testing.T) {
var pem []byte
for _, test := range keyPairTests {
pem = []byte(test.cert + test.key)
if _, err := X509KeyPair(pem, pem); err != nil {
t.Errorf("Failed to load %s cert followed by %s key: %s", test.algo, test.algo, err)
}
pem = []byte(test.key + test.cert)
if _, err := X509KeyPair(pem, pem); err != nil {
t.Errorf("Failed to load %s key followed by %s cert: %s", test.algo, test.algo, err)
}
}
}
func TestX509MixedKeyPair(t *testing.T) {
if _, err := X509KeyPair([]byte(rsaCertPEM), []byte(ecdsaKeyPEM)); err == nil {
t.Error("Load of RSA certificate succeeded with ECDSA private key")
}
if _, err := X509KeyPair([]byte(ecdsaCertPEM), []byte(rsaKeyPEM)); err == nil {
t.Error("Load of ECDSA certificate succeeded with RSA private key")
}
}
func newLocalListener(t *testing.T) net.Listener {
ln, err := net.Listen("tcp", "127.0.0.1:0")
if err != nil {
ln, err = net.Listen("tcp6", "[::1]:0")
}
if err != nil {
t.Fatal(err)
}
return ln
}
func TestDialTimeout(t *testing.T) {
if testing.Short() {
t.Skip("skipping in short mode")
}
listener := newLocalListener(t)
addr := listener.Addr().String()
defer listener.Close()
complete := make(chan bool)
defer close(complete)
go func() {
conn, err := listener.Accept()
if err != nil {
t.Error(err)
return
}
<-complete
conn.Close()
}()
dialer := &net.Dialer{
Timeout: 10 * time.Millisecond,
}
var err error
if _, err = DialWithDialer(dialer, "tcp", addr, nil); err == nil {
t.Fatal("DialWithTimeout completed successfully")
}
if !strings.Contains(err.Error(), "timed out") {
t.Errorf("resulting error not a timeout: %s", err)
}
}
// tests that Conn.Read returns (non-zero, io.EOF) instead of
// (non-zero, nil) when a Close (alertCloseNotify) is sitting right
// behind the application data in the buffer.
func TestConnReadNonzeroAndEOF(t *testing.T) {
// This test is racy: it assumes that after a write to a
// localhost TCP connection, the peer TCP connection can
// immediately read it. Because it's racy, we skip this test
// in short mode, and then retry it several times with an
// increasing sleep in between our final write (via srv.Close
// below) and the following read.
if testing.Short() {
t.Skip("skipping in short mode")
}
var err error
for delay := time.Millisecond; delay <= 64*time.Millisecond; delay *= 2 {
if err = testConnReadNonzeroAndEOF(t, delay); err == nil {
return
}
}
t.Error(err)
}
func testConnReadNonzeroAndEOF(t *testing.T, delay time.Duration) error {
ln := newLocalListener(t)
defer ln.Close()
srvCh := make(chan *Conn, 1)
var serr error
go func() {
sconn, err := ln.Accept()
if err != nil {
serr = err
srvCh <- nil
return
}
serverConfig := *testConfig
srv := Server(sconn, &serverConfig)
if err := srv.Handshake(); err != nil {
serr = fmt.Errorf("handshake: %v", err)
srvCh <- nil
return
}
srvCh <- srv
}()
clientConfig := *testConfig
conn, err := Dial("tcp", ln.Addr().String(), &clientConfig)
if err != nil {
t.Fatal(err)
}
defer conn.Close()
srv := <-srvCh
if srv == nil {
return serr
}
buf := make([]byte, 6)
srv.Write([]byte("foobar"))
n, err := conn.Read(buf)
if n != 6 || err != nil || string(buf) != "foobar" {
return fmt.Errorf("Read = %d, %v, data %q; want 6, nil, foobar", n, err, buf)
}
srv.Write([]byte("abcdef"))
srv.Close()
time.Sleep(delay)
n, err = conn.Read(buf)
if n != 6 || string(buf) != "abcdef" {
return fmt.Errorf("Read = %d, buf= %q; want 6, abcdef", n, buf)
}
if err != io.EOF {
return fmt.Errorf("Second Read error = %v; want io.EOF", err)
}
return nil
}
func TestTLSUniqueMatches(t *testing.T) {
ln := newLocalListener(t)
defer ln.Close()
serverTLSUniques := make(chan []byte)
go func() {
for i := 0; i < 2; i++ {
sconn, err := ln.Accept()
if err != nil {
t.Fatal(err)
}
serverConfig := *testConfig
srv := Server(sconn, &serverConfig)
if err := srv.Handshake(); err != nil {
t.Fatal(err)
}
serverTLSUniques <- srv.ConnectionState().TLSUnique
}
}()
clientConfig := *testConfig
clientConfig.ClientSessionCache = NewLRUClientSessionCache(1)
conn, err := Dial("tcp", ln.Addr().String(), &clientConfig)
if err != nil {
t.Fatal(err)
}
if !bytes.Equal(conn.ConnectionState().TLSUnique, <-serverTLSUniques) {
t.Error("client and server channel bindings differ")
}
conn.Close()
conn, err = Dial("tcp", ln.Addr().String(), &clientConfig)
if err != nil {
t.Fatal(err)
}
defer conn.Close()
if !conn.ConnectionState().DidResume {
t.Error("second session did not use resumption")
}
if !bytes.Equal(conn.ConnectionState().TLSUnique, <-serverTLSUniques) {
t.Error("client and server channel bindings differ when session resumption is used")
}
}