Updating golang dependancies (#4075)

1 files changed, 390 insertions, 0 deletions

diff --git a/vendor/golang.org/x/crypto/acme/autocert/autocert_test.go b/vendor/golang.org/x/crypto/acme/autocert/autocert_test.go
new file mode 100644
index 000000000..3a9daa10c
--- /dev/null
+++ b/vendor/golang.org/x/crypto/acme/autocert/autocert_test.go
@@ -0,0 +1,390 @@
+// Copyright 2016 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 autocert
+
+import (
+	"crypto"
+	"crypto/ecdsa"
+	"crypto/elliptic"
+	"crypto/rand"
+	"crypto/rsa"
+	"crypto/tls"
+	"crypto/x509"
+	"crypto/x509/pkix"
+	"encoding/base64"
+	"encoding/json"
+	"fmt"
+	"html/template"
+	"io"
+	"math/big"
+	"net/http"
+	"net/http/httptest"
+	"reflect"
+	"testing"
+	"time"
+
+	"golang.org/x/crypto/acme"
+	"golang.org/x/net/context"
+)
+
+var discoTmpl = template.Must(template.New("disco").Parse(`{
+	"new-reg": "{{.}}/new-reg",
+	"new-authz": "{{.}}/new-authz",
+	"new-cert": "{{.}}/new-cert"
+}`))
+
+var authzTmpl = template.Must(template.New("authz").Parse(`{
+	"status": "pending",
+	"challenges": [
+		{
+			"uri": "{{.}}/challenge/1",
+			"type": "tls-sni-01",
+			"token": "token-01"
+		},
+		{
+			"uri": "{{.}}/challenge/2",
+			"type": "tls-sni-02",
+			"token": "token-02"
+		}
+	]
+}`))
+
+type memCache map[string][]byte
+
+func (m memCache) Get(ctx context.Context, key string) ([]byte, error) {
+	v, ok := m[key]
+	if !ok {
+		return nil, ErrCacheMiss
+	}
+	return v, nil
+}
+
+func (m memCache) Put(ctx context.Context, key string, data []byte) error {
+	m[key] = data
+	return nil
+}
+
+func (m memCache) Delete(ctx context.Context, key string) error {
+	delete(m, key)
+	return nil
+}
+
+func dummyCert(pub interface{}, san ...string) ([]byte, error) {
+	return dateDummyCert(pub, time.Now(), time.Now().Add(90*24*time.Hour), san...)
+}
+
+func dateDummyCert(pub interface{}, start, end time.Time, san ...string) ([]byte, error) {
+	// use EC key to run faster on 386
+	key, err := ecdsa.GenerateKey(elliptic.P256(), rand.Reader)
+	if err != nil {
+		return nil, err
+	}
+	t := &x509.Certificate{
+		SerialNumber:          big.NewInt(1),
+		NotBefore:             start,
+		NotAfter:              end,
+		BasicConstraintsValid: true,
+		KeyUsage:              x509.KeyUsageKeyEncipherment,
+		DNSNames:              san,
+	}
+	if pub == nil {
+		pub = &key.PublicKey
+	}
+	return x509.CreateCertificate(rand.Reader, t, t, pub, key)
+}
+
+func decodePayload(v interface{}, r io.Reader) error {
+	var req struct{ Payload string }
+	if err := json.NewDecoder(r).Decode(&req); err != nil {
+		return err
+	}
+	payload, err := base64.RawURLEncoding.DecodeString(req.Payload)
+	if err != nil {
+		return err
+	}
+	return json.Unmarshal(payload, v)
+}
+
+func TestGetCertificate(t *testing.T) {
+	const domain = "example.org"
+	man := &Manager{Prompt: AcceptTOS}
+	defer man.stopRenew()
+
+	// echo token-02 | shasum -a 256
+	// then divide result in 2 parts separated by dot
+	tokenCertName := "4e8eb87631187e9ff2153b56b13a4dec.13a35d002e485d60ff37354b32f665d9.token.acme.invalid"
+	verifyTokenCert := func() {
+		hello := &tls.ClientHelloInfo{ServerName: tokenCertName}
+		_, err := man.GetCertificate(hello)
+		if err != nil {
+			t.Errorf("verifyTokenCert: GetCertificate(%q): %v", tokenCertName, err)
+			return
+		}
+	}
+
+	// ACME CA server stub
+	var ca *httptest.Server
+	ca = httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		w.Header().Set("replay-nonce", "nonce")
+		if r.Method == "HEAD" {
+			// a nonce request
+			return
+		}
+
+		switch r.URL.Path {
+		// discovery
+		case "/":
+			if err := discoTmpl.Execute(w, ca.URL); err != nil {
+				t.Fatalf("discoTmpl: %v", err)
+			}
+		// client key registration
+		case "/new-reg":
+			w.Write([]byte("{}"))
+		// domain authorization
+		case "/new-authz":
+			w.Header().Set("location", ca.URL+"/authz/1")
+			w.WriteHeader(http.StatusCreated)
+			if err := authzTmpl.Execute(w, ca.URL); err != nil {
+				t.Fatalf("authzTmpl: %v", err)
+			}
+		// accept tls-sni-02 challenge
+		case "/challenge/2":
+			verifyTokenCert()
+			w.Write([]byte("{}"))
+		// authorization status
+		case "/authz/1":
+			w.Write([]byte(`{"status": "valid"}`))
+		// cert request
+		case "/new-cert":
+			var req struct {
+				CSR string `json:"csr"`
+			}
+			decodePayload(&req, r.Body)
+			b, _ := base64.RawURLEncoding.DecodeString(req.CSR)
+			csr, err := x509.ParseCertificateRequest(b)
+			if err != nil {
+				t.Fatalf("new-cert: CSR: %v", err)
+			}
+			der, err := dummyCert(csr.PublicKey, domain)
+			if err != nil {
+				t.Fatalf("new-cert: dummyCert: %v", err)
+			}
+			chainUp := fmt.Sprintf("<%s/ca-cert>; rel=up", ca.URL)
+			w.Header().Set("link", chainUp)
+			w.WriteHeader(http.StatusCreated)
+			w.Write(der)
+		// CA chain cert
+		case "/ca-cert":
+			der, err := dummyCert(nil, "ca")
+			if err != nil {
+				t.Fatalf("ca-cert: dummyCert: %v", err)
+			}
+			w.Write(der)
+		default:
+			t.Errorf("unrecognized r.URL.Path: %s", r.URL.Path)
+		}
+	}))
+	defer ca.Close()
+
+	// use EC key to run faster on 386
+	key, err := ecdsa.GenerateKey(elliptic.P256(), rand.Reader)
+	if err != nil {
+		t.Fatal(err)
+	}
+	man.Client = &acme.Client{
+		Key:          key,
+		DirectoryURL: ca.URL,
+	}
+
+	// simulate tls.Config.GetCertificate
+	var tlscert *tls.Certificate
+	done := make(chan struct{})
+	go func() {
+		hello := &tls.ClientHelloInfo{ServerName: domain}
+		tlscert, err = man.GetCertificate(hello)
+		close(done)
+	}()
+	select {
+	case <-time.After(time.Minute):
+		t.Fatal("man.GetCertificate took too long to return")
+	case <-done:
+	}
+	if err != nil {
+		t.Fatalf("man.GetCertificate: %v", err)
+	}
+
+	// verify the tlscert is the same we responded with from the CA stub
+	if len(tlscert.Certificate) == 0 {
+		t.Fatal("len(tlscert.Certificate) is 0")
+	}
+	cert, err := x509.ParseCertificate(tlscert.Certificate[0])
+	if err != nil {
+		t.Fatalf("x509.ParseCertificate: %v", err)
+	}
+	if len(cert.DNSNames) == 0 || cert.DNSNames[0] != domain {
+		t.Errorf("cert.DNSNames = %v; want %q", cert.DNSNames, domain)
+	}
+
+	// make sure token cert was removed
+	done = make(chan struct{})
+	go func() {
+		for {
+			hello := &tls.ClientHelloInfo{ServerName: tokenCertName}
+			if _, err := man.GetCertificate(hello); err != nil {
+				break
+			}
+			time.Sleep(100 * time.Millisecond)
+		}
+		close(done)
+	}()
+	select {
+	case <-time.After(5 * time.Second):
+		t.Error("token cert was not removed")
+	case <-done:
+	}
+}
+
+func TestAccountKeyCache(t *testing.T) {
+	cache := make(memCache)
+	m := Manager{Cache: cache}
+	ctx := context.Background()
+	k1, err := m.accountKey(ctx)
+	if err != nil {
+		t.Fatal(err)
+	}
+	k2, err := m.accountKey(ctx)
+	if err != nil {
+		t.Fatal(err)
+	}
+	if !reflect.DeepEqual(k1, k2) {
+		t.Errorf("account keys don't match: k1 = %#v; k2 = %#v", k1, k2)
+	}
+}
+
+func TestCache(t *testing.T) {
+	privKey, err := ecdsa.GenerateKey(elliptic.P256(), rand.Reader)
+	if err != nil {
+		t.Fatal(err)
+	}
+	tmpl := &x509.Certificate{
+		SerialNumber: big.NewInt(1),
+		Subject:      pkix.Name{CommonName: "example.org"},
+		NotAfter:     time.Now().Add(time.Hour),
+	}
+	pub, err := x509.CreateCertificate(rand.Reader, tmpl, tmpl, &privKey.PublicKey, privKey)
+	if err != nil {
+		t.Fatal(err)
+	}
+	tlscert := &tls.Certificate{
+		Certificate: [][]byte{pub},
+		PrivateKey:  privKey,
+	}
+
+	cache := make(memCache)
+	man := &Manager{Cache: cache}
+	defer man.stopRenew()
+	if err := man.cachePut("example.org", tlscert); err != nil {
+		t.Fatalf("man.cachePut: %v", err)
+	}
+	res, err := man.cacheGet("example.org")
+	if err != nil {
+		t.Fatalf("man.cacheGet: %v", err)
+	}
+	if res == nil {
+		t.Fatal("res is nil")
+	}
+}
+
+func TestHostWhitelist(t *testing.T) {
+	policy := HostWhitelist("example.com", "example.org", "*.example.net")
+	tt := []struct {
+		host  string
+		allow bool
+	}{
+		{"example.com", true},
+		{"example.org", true},
+		{"one.example.com", false},
+		{"two.example.org", false},
+		{"three.example.net", false},
+		{"dummy", false},
+	}
+	for i, test := range tt {
+		err := policy(nil, test.host)
+		if err != nil && test.allow {
+			t.Errorf("%d: policy(%q): %v; want nil", i, test.host, err)
+		}
+		if err == nil && !test.allow {
+			t.Errorf("%d: policy(%q): nil; want an error", i, test.host)
+		}
+	}
+}
+
+func TestValidCert(t *testing.T) {
+	key1, err := ecdsa.GenerateKey(elliptic.P256(), rand.Reader)
+	if err != nil {
+		t.Fatal(err)
+	}
+	key2, err := ecdsa.GenerateKey(elliptic.P256(), rand.Reader)
+	if err != nil {
+		t.Fatal(err)
+	}
+	key3, err := rsa.GenerateKey(rand.Reader, 512)
+	if err != nil {
+		t.Fatal(err)
+	}
+	cert1, err := dummyCert(key1.Public(), "example.org")
+	if err != nil {
+		t.Fatal(err)
+	}
+	cert2, err := dummyCert(key2.Public(), "example.org")
+	if err != nil {
+		t.Fatal(err)
+	}
+	cert3, err := dummyCert(key3.Public(), "example.org")
+	if err != nil {
+		t.Fatal(err)
+	}
+	now := time.Now()
+	early, err := dateDummyCert(key1.Public(), now.Add(time.Hour), now.Add(2*time.Hour), "example.org")
+	if err != nil {
+		t.Fatal(err)
+	}
+	expired, err := dateDummyCert(key1.Public(), now.Add(-2*time.Hour), now.Add(-time.Hour), "example.org")
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	tt := []struct {
+		domain string
+		key    crypto.Signer
+		cert   [][]byte
+		ok     bool
+	}{
+		{"example.org", key1, [][]byte{cert1}, true},
+		{"example.org", key3, [][]byte{cert3}, true},
+		{"example.org", key1, [][]byte{cert1, cert2, cert3}, true},
+		{"example.org", key1, [][]byte{cert1, {1}}, false},
+		{"example.org", key1, [][]byte{{1}}, false},
+		{"example.org", key1, [][]byte{cert2}, false},
+		{"example.org", key2, [][]byte{cert1}, false},
+		{"example.org", key1, [][]byte{cert3}, false},
+		{"example.org", key3, [][]byte{cert1}, false},
+		{"example.net", key1, [][]byte{cert1}, false},
+		{"example.org", key1, [][]byte{early}, false},
+		{"example.org", key1, [][]byte{expired}, false},
+	}
+	for i, test := range tt {
+		leaf, err := validCert(test.domain, test.cert, test.key)
+		if err != nil && test.ok {
+			t.Errorf("%d: err = %v", i, err)
+		}
+		if err == nil && !test.ok {
+			t.Errorf("%d: err is nil", i)
+		}
+		if err == nil && test.ok && leaf == nil {
+			t.Errorf("%d: leaf is nil", i)
+		}
+	}
+}