Update vendored dependencies (#147)

* Prepare readme for release

* Update vendored packages

* New version of dns dependency handles rejecting UPDATEs under the hood

* Go 1.11 required

vendor/github.com/google/uuid/README.md

@@ -1,7 +1,3 @@
-**This package is currently in development and the API may not be stable.**
-
-The API will become stable with v1.
-
 # uuid ![build status](https://travis-ci.org/google/uuid.svg?branch=master)
 The uuid package generates and inspects UUIDs based on
 [RFC 4122](http://tools.ietf.org/html/rfc4122)

vendor/github.com/google/uuid/dce.go

@@ -42,7 +42,7 @@ func NewDCESecurity(domain Domain, id uint32) (UUID, error) {
 // NewDCEPerson returns a DCE Security (Version 2) UUID in the person
 // domain with the id returned by os.Getuid.
 //
-//  NewDCEPerson(Person, uint32(os.Getuid()))
+//  NewDCESecurity(Person, uint32(os.Getuid()))
 func NewDCEPerson() (UUID, error) {
 	return NewDCESecurity(Person, uint32(os.Getuid()))
 }
@@ -50,7 +50,7 @@ func NewDCEPerson() (UUID, error) {
 // NewDCEGroup returns a DCE Security (Version 2) UUID in the group
 // domain with the id returned by os.Getgid.
 //
-//  NewDCEGroup(Group, uint32(os.Getgid()))
+//  NewDCESecurity(Group, uint32(os.Getgid()))
 func NewDCEGroup() (UUID, error) {
 	return NewDCESecurity(Group, uint32(os.Getgid()))
 }

vendor/github.com/google/uuid/go.mod

@@ -0,0 +1 @@
+module github.com/google/uuid

vendor/github.com/google/uuid/hash.go

@@ -27,7 +27,7 @@ var (
 func NewHash(h hash.Hash, space UUID, data []byte, version int) UUID {
 	h.Reset()
 	h.Write(space[:])
-	h.Write([]byte(data))
+	h.Write(data)
 	s := h.Sum(nil)
 	var uuid UUID
 	copy(uuid[:], s)

vendor/github.com/google/uuid/marshal.go

@@ -15,8 +15,6 @@ func (uuid UUID) MarshalText() ([]byte, error) {
 
 // UnmarshalText implements encoding.TextUnmarshaler.
 func (uuid *UUID) UnmarshalText(data []byte) error {
-	// See comment in ParseBytes why we do this.
-	// id, err := ParseBytes(data)
 	id, err := ParseBytes(data)
 	if err == nil {
 		*uuid = id

vendor/github.com/google/uuid/node.go

@@ -5,16 +5,14 @@
 package uuid
 
 import (
-	"net"
 	"sync"
 )
 
 var (
-	nodeMu     sync.Mutex
-	interfaces []net.Interface // cached list of interfaces
-	ifname     string          // name of interface being used
-	nodeID     [6]byte         // hardware for version 1 UUIDs
-	zeroID     [6]byte         // nodeID with only 0's
+	nodeMu sync.Mutex
+	ifname string  // name of interface being used
+	nodeID [6]byte // hardware for version 1 UUIDs
+	zeroID [6]byte // nodeID with only 0's
 )
 
 // NodeInterface returns the name of the interface from which the NodeID was
@@ -39,20 +37,11 @@ func SetNodeInterface(name string) bool {
 }
 
 func setNodeInterface(name string) bool {
-	if interfaces == nil {
-		var err error
-		interfaces, err = net.Interfaces()
-		if err != nil && name != "" {
-			return false
-		}
-	}
-
-	for _, ifs := range interfaces {
-		if len(ifs.HardwareAddr) >= 6 && (name == "" || name == ifs.Name) {
-			copy(nodeID[:], ifs.HardwareAddr)
-			ifname = ifs.Name
-			return true
-		}
+	iname, addr := getHardwareInterface(name) // null implementation for js
+	if iname != "" && addr != nil {
+		ifname = iname
+		copy(nodeID[:], addr)
+		return true
 	}
 
 	// We found no interfaces with a valid hardware address.  If name
@@ -94,9 +83,6 @@ func SetNodeID(id []byte) bool {
 // NodeID returns the 6 byte node id encoded in uuid.  It returns nil if uuid is
 // not valid.  The NodeID is only well defined for version 1 and 2 UUIDs.
 func (uuid UUID) NodeID() []byte {
-	if len(uuid) != 16 {
-		return nil
-	}
 	var node [6]byte
 	copy(node[:], uuid[10:])
 	return node[:]

vendor/github.com/google/uuid/node_js.go

@@ -0,0 +1,12 @@
+// Copyright 2017 Google Inc.  All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// +build js
+
+package uuid
+
+// getHardwareInterface returns nil values for the JS version of the code.
+// This remvoves the "net" dependency, because it is not used in the browser.
+// Using the "net" library inflates the size of the transpiled JS code by 673k bytes.
+func getHardwareInterface(name string) (string, []byte) { return "", nil }

vendor/github.com/google/uuid/node_net.go

@@ -0,0 +1,33 @@
+// Copyright 2017 Google Inc.  All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// +build !js
+
+package uuid
+
+import "net"
+
+var interfaces []net.Interface // cached list of interfaces
+
+// getHardwareInterface returns the name and hardware address of interface name.
+// If name is "" then the name and hardware address of one of the system's
+// interfaces is returned.  If no interfaces are found (name does not exist or
+// there are no interfaces) then "", nil is returned.
+//
+// Only addresses of at least 6 bytes are returned.
+func getHardwareInterface(name string) (string, []byte) {
+	if interfaces == nil {
+		var err error
+		interfaces, err = net.Interfaces()
+		if err != nil {
+			return "", nil
+		}
+	}
+	for _, ifs := range interfaces {
+		if len(ifs.HardwareAddr) >= 6 && (name == "" || name == ifs.Name) {
+			return ifs.Name, ifs.HardwareAddr
+		}
+	}
+	return "", nil
+}

vendor/github.com/google/uuid/seq_test.go

@@ -16,7 +16,7 @@ var regressions = flag.Bool("regressions", false, "run uuid regression tests")
 
 // TestClockSeqRace tests for a particular race condition of returning two
 // identical Version1 UUIDs.  The duration of 1 minute was chosen as the race
-// condition, before being fixed, nearly always occured in under 30 seconds.
+// condition, before being fixed, nearly always occurred in under 30 seconds.
 func TestClockSeqRace(t *testing.T) {
 	if !*regressions {
 		t.Skip("skipping regression tests")

vendor/github.com/google/uuid/sql.go

@@ -13,35 +13,36 @@ import (
 // Currently, database types that map to string and []byte are supported. Please
 // consult database-specific driver documentation for matching types.
 func (uuid *UUID) Scan(src interface{}) error {
-	switch src.(type) {
+	switch src := src.(type) {
+	case nil:
+		return nil
+
 	case string:
 		// if an empty UUID comes from a table, we return a null UUID
-		if src.(string) == "" {
+		if src == "" {
 			return nil
 		}
 
 		// see Parse for required string format
-		u, err := Parse(src.(string))
-
+		u, err := Parse(src)
 		if err != nil {
 			return fmt.Errorf("Scan: %v", err)
 		}
 
 		*uuid = u
-	case []byte:
-		b := src.([]byte)
 
+	case []byte:
 		// if an empty UUID comes from a table, we return a null UUID
-		if len(b) == 0 {
+		if len(src) == 0 {
 			return nil
 		}
 
 		// assumes a simple slice of bytes if 16 bytes
 		// otherwise attempts to parse
-		if len(b) != 16 {
-			return uuid.Scan(string(b))
+		if len(src) != 16 {
+			return uuid.Scan(string(src))
 		}
-		copy((*uuid)[:], b)
+		copy((*uuid)[:], src)
 
 	default:
 		return fmt.Errorf("Scan: unable to scan type %T into UUID", src)

vendor/github.com/google/uuid/sql_test.go

@@ -10,9 +10,9 @@ import (
 )
 
 func TestScan(t *testing.T) {
-	var stringTest string = "f47ac10b-58cc-0372-8567-0e02b2c3d479"
-	var badTypeTest int = 6
-	var invalidTest string = "f47ac10b-58cc-0372-8567-0e02b2c3d4"
+	stringTest := "f47ac10b-58cc-0372-8567-0e02b2c3d479"
+	badTypeTest := 6
+	invalidTest := "f47ac10b-58cc-0372-8567-0e02b2c3d4"
 
 	byteTest := make([]byte, 16)
 	byteTestUUID := Must(Parse(stringTest))
@@ -90,6 +90,17 @@ func TestScan(t *testing.T) {
 			t.Error("UUID was not nil after scanning empty byte slice")
 		}
 	}
+
+	uuid = UUID{}
+	err = (&uuid).Scan(nil)
+	if err != nil {
+		t.Fatal(err)
+	}
+	for _, v := range uuid {
+		if v != 0 {
+			t.Error("UUID was not nil after scanning nil")
+		}
+	}
 }
 
 func TestValue(t *testing.T) {

vendor/github.com/google/uuid/time.go

@@ -86,7 +86,7 @@ func clockSequence() int {
 	return int(clockSeq & 0x3fff)
 }
 
-// SetClockSeq sets the clock sequence to the lower 14 bits of seq.  Setting to
+// SetClockSequence sets the clock sequence to the lower 14 bits of seq.  Setting to
 // -1 causes a new sequence to be generated.
 func SetClockSequence(seq int) {
 	defer timeMu.Unlock()
@@ -100,9 +100,9 @@ func setClockSequence(seq int) {
 		randomBits(b[:]) // clock sequence
 		seq = int(b[0])<<8 | int(b[1])
 	}
-	old_seq := clockSeq
+	oldSeq := clockSeq
 	clockSeq = uint16(seq&0x3fff) | 0x8000 // Set our variant
-	if old_seq != clockSeq {
+	if oldSeq != clockSeq {
 		lasttime = 0
 	}
 }

vendor/github.com/google/uuid/uuid.go

@@ -1,4 +1,4 @@
-// Copyright 2016 Google Inc.  All rights reserved.
+// Copyright 2018 Google Inc.  All rights reserved.
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
@@ -35,20 +35,43 @@ const (
 
 var rander = rand.Reader // random function
 
-// Parse decodes s into a UUID or returns an error.  Both the UUID form of
-// xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx and
-// urn:uuid:xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx are decoded.
+// Parse decodes s into a UUID or returns an error.  Both the standard UUID
+// forms of xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx and
+// urn:uuid:xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx are decoded as well as the
+// Microsoft encoding {xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx} and the raw hex
+// encoding: xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx.
 func Parse(s string) (UUID, error) {
 	var uuid UUID
-	if len(s) != 36 {
-		if len(s) != 36+9 {
-			return uuid, fmt.Errorf("invalid UUID length: %d", len(s))
-		}
+	switch len(s) {
+	// xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx
+	case 36:
+
+	// urn:uuid:xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx
+	case 36 + 9:
 		if strings.ToLower(s[:9]) != "urn:uuid:" {
 			return uuid, fmt.Errorf("invalid urn prefix: %q", s[:9])
 		}
 		s = s[9:]
+
+	// {xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx}
+	case 36 + 2:
+		s = s[1:]
+
+	// xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
+	case 32:
+		var ok bool
+		for i := range uuid {
+			uuid[i], ok = xtob(s[i*2], s[i*2+1])
+			if !ok {
+				return uuid, errors.New("invalid UUID format")
+			}
+		}
+		return uuid, nil
+	default:
+		return uuid, fmt.Errorf("invalid UUID length: %d", len(s))
 	}
+	// s is now at least 36 bytes long
+	// it must be of the form  xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx
 	if s[8] != '-' || s[13] != '-' || s[18] != '-' || s[23] != '-' {
 		return uuid, errors.New("invalid UUID format")
 	}
@@ -58,11 +81,11 @@ func Parse(s string) (UUID, error) {
 		14, 16,
 		19, 21,
 		24, 26, 28, 30, 32, 34} {
-		if v, ok := xtob(s[x], s[x+1]); !ok {
+		v, ok := xtob(s[x], s[x+1])
+		if !ok {
 			return uuid, errors.New("invalid UUID format")
-		} else {
-			uuid[i] = v
 		}
+		uuid[i] = v
 	}
 	return uuid, nil
 }
@@ -70,15 +93,29 @@ func Parse(s string) (UUID, error) {
 // ParseBytes is like Parse, except it parses a byte slice instead of a string.
 func ParseBytes(b []byte) (UUID, error) {
 	var uuid UUID
-	if len(b) != 36 {
-		if len(b) != 36+9 {
-			return uuid, fmt.Errorf("invalid UUID length: %d", len(b))
-		}
+	switch len(b) {
+	case 36: // xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx
+	case 36 + 9: // urn:uuid:xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx
 		if !bytes.Equal(bytes.ToLower(b[:9]), []byte("urn:uuid:")) {
 			return uuid, fmt.Errorf("invalid urn prefix: %q", b[:9])
 		}
 		b = b[9:]
+	case 36 + 2: // {xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx}
+		b = b[1:]
+	case 32: // xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
+		var ok bool
+		for i := 0; i < 32; i += 2 {
+			uuid[i/2], ok = xtob(b[i], b[i+1])
+			if !ok {
+				return uuid, errors.New("invalid UUID format")
+			}
+		}
+		return uuid, nil
+	default:
+		return uuid, fmt.Errorf("invalid UUID length: %d", len(b))
 	}
+	// s is now at least 36 bytes long
+	// it must be of the form  xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx
 	if b[8] != '-' || b[13] != '-' || b[18] != '-' || b[23] != '-' {
 		return uuid, errors.New("invalid UUID format")
 	}
@@ -88,15 +125,32 @@ func ParseBytes(b []byte) (UUID, error) {
 		14, 16,
 		19, 21,
 		24, 26, 28, 30, 32, 34} {
-		if v, ok := xtob(b[x], b[x+1]); !ok {
+		v, ok := xtob(b[x], b[x+1])
+		if !ok {
 			return uuid, errors.New("invalid UUID format")
-		} else {
-			uuid[i] = v
 		}
+		uuid[i] = v
 	}
 	return uuid, nil
 }
 
+// MustParse is like Parse but panics if the string cannot be parsed.
+// It simplifies safe initialization of global variables holding compiled UUIDs.
+func MustParse(s string) UUID {
+	uuid, err := Parse(s)
+	if err != nil {
+		panic(`uuid: Parse(` + s + `): ` + err.Error())
+	}
+	return uuid
+}
+
+// FromBytes creates a new UUID from a byte slice. Returns an error if the slice
+// does not have a length of 16. The bytes are copied from the slice.
+func FromBytes(b []byte) (uuid UUID, err error) {
+	err = uuid.UnmarshalBinary(b)
+	return uuid, err
+}
+
 // Must returns uuid if err is nil and panics otherwise.
 func Must(uuid UUID, err error) UUID {
 	if err != nil {
@@ -123,7 +177,7 @@ func (uuid UUID) URN() string {
 }
 
 func encodeHex(dst []byte, uuid UUID) {
-	hex.Encode(dst[:], uuid[:4])
+	hex.Encode(dst, uuid[:4])
 	dst[8] = '-'
 	hex.Encode(dst[9:13], uuid[4:6])
 	dst[13] = '-'
@@ -176,7 +230,7 @@ func (v Variant) String() string {
 	return fmt.Sprintf("BadVariant%d", int(v))
 }
 
-// SetRand sets the random number generator to r, which implents io.Reader.
+// SetRand sets the random number generator to r, which implements io.Reader.
 // If r.Read returns an error when the package requests random data then
 // a panic will be issued.
 //

vendor/github.com/google/uuid/uuid_test.go

@@ -8,6 +8,7 @@ import (
 	"bytes"
 	"fmt"
 	"os"
+	"runtime"
 	"strings"
 	"testing"
 	"time"
@@ -58,12 +59,22 @@ var tests = []test{
 	{"f47ac10b-58cc-4372-e567-0e02b2c3d479", 4, Future, true},
 	{"f47ac10b-58cc-4372-f567-0e02b2c3d479", 4, Future, true},
 
+
 	{"f47ac10b158cc-5372-a567-0e02b2c3d479", 0, Invalid, false},
 	{"f47ac10b-58cc25372-a567-0e02b2c3d479", 0, Invalid, false},
 	{"f47ac10b-58cc-53723a567-0e02b2c3d479", 0, Invalid, false},
 	{"f47ac10b-58cc-5372-a56740e02b2c3d479", 0, Invalid, false},
 	{"f47ac10b-58cc-5372-a567-0e02-2c3d479", 0, Invalid, false},
 	{"g47ac10b-58cc-4372-a567-0e02b2c3d479", 0, Invalid, false},
+
+
+	{"{f47ac10b-58cc-0372-8567-0e02b2c3d479}", 0, RFC4122, true},
+	{"{f47ac10b-58cc-0372-8567-0e02b2c3d479", 0, Invalid, false},
+	{"f47ac10b-58cc-0372-8567-0e02b2c3d479}", 0, Invalid, false},
+
+	{"f47ac10b58cc037285670e02b2c3d479", 0, RFC4122, true},
+	{"f47ac10b58cc037285670e02b2c3d4790", 0, Invalid, false},
+	{"f47ac10b58cc037285670e02b2c3d47", 0, Invalid, false},
 }
 
 var constants = []struct {
@@ -121,6 +132,25 @@ func TestUUID(t *testing.T) {
 	}
 }
 
+func TestFromBytes(t *testing.T) {
+	b := []byte{
+		0x7d, 0x44, 0x48, 0x40,
+		0x9d, 0xc0,
+		0x11, 0xd1,
+		0xb2, 0x45,
+		0x5f, 0xfd, 0xce, 0x74, 0xfa, 0xd2,
+	}
+	uuid, err := FromBytes(b)
+	if err != nil {
+		t.Fatalf("%s", err)
+	}
+	for i := 0; i < len(uuid); i++ {
+		if b[i] != uuid[i] {
+			t.Fatalf("FromBytes() got %v expected %v\b", uuid[:], b)
+		}
+	}
+}
+
 func TestConstants(t *testing.T) {
 	for x, tt := range constants {
 		v, ok := tt.c.(fmt.Stringer)
@@ -246,7 +276,7 @@ func TestCoding(t *testing.T) {
 	if err != nil {
 		t.Errorf("Parse returned unexpected error %v", err)
 	}
-	if data != data {
+	if data != uuid {
 		t.Errorf("%s: decoded to %s, expected %s", text, uuid, data)
 	}
 }
@@ -286,7 +316,7 @@ func TestVersion1(t *testing.T) {
 	case t1 > t2 && q1 == q2:
 		t.Error("time reversed")
 	case t1 < t2 && q1 != q2:
-		t.Error("clock sequence chaned unexpectedly")
+		t.Error("clock sequence changed unexpectedly")
 	}
 }
 
@@ -302,8 +332,10 @@ func TestNode(t *testing.T) {
 	if !SetNodeInterface("") {
 		t.Error("SetNodeInterface failed")
 	}
-	if ni := NodeInterface(); ni == "" {
-		t.Error("NodeInterface returned an empty string")
+	if runtime.GOARCH != "js" {
+		if ni := NodeInterface(); ni == "" {
+			t.Error("NodeInterface returned an empty string")
+		}
 	}
 
 	ni := NodeID()
@@ -328,7 +360,7 @@ func TestNode(t *testing.T) {
 	}
 
 	if ni := NodeInterface(); ni != "user" {
-		t.Errorf("got inteface %q, want %q", ni, "user")
+		t.Errorf("got interface %q, want %q", ni, "user")
 	}
 }
 
@@ -372,8 +404,10 @@ func TestNodeID(t *testing.T) {
 	nid := []byte{1, 2, 3, 4, 5, 6}
 	SetNodeInterface("")
 	s := NodeInterface()
-	if s == "" || s == "user" {
-		t.Errorf("NodeInterface %q after SetInteface", s)
+	if runtime.GOARCH != "js" {
+		if s == "" || s == "user" {
+			t.Errorf("NodeInterface %q after SetInterface", s)
+		}
 	}
 	node1 := NodeID()
 	if node1 == nil {
@@ -424,7 +458,7 @@ func TestDCE(t *testing.T) {
 type badRand struct{}
 
 func (r badRand) Read(buf []byte) (int, error) {
-	for i, _ := range buf {
+	for i := range buf {
 		buf[i] = byte(i)
 	}
 	return len(buf), nil
@@ -435,13 +469,13 @@ func TestBadRand(t *testing.T) {
 	uuid1 := New()
 	uuid2 := New()
 	if uuid1 != uuid2 {
-		t.Errorf("execpted duplicates, got %q and %q", uuid1, uuid2)
+		t.Errorf("expected duplicates, got %q and %q", uuid1, uuid2)
 	}
 	SetRand(nil)
 	uuid1 = New()
 	uuid2 = New()
 	if uuid1 == uuid2 {
-		t.Errorf("unexecpted duplicates, got %q", uuid1)
+		t.Errorf("unexpected duplicates, got %q", uuid1)
 	}
 }
 
@@ -471,7 +505,6 @@ func parseBytesUnsafe(b []byte) (UUID, error) {
 	return Parse(*(*string)(unsafe.Pointer(&b)))
 }
 
-
 func BenchmarkParseBytesUnsafe(b *testing.B) {
 	for i := 0; i < b.N; i++ {
 		_, err := parseBytesUnsafe(asBytes)

vendor/github.com/google/uuid/version1.go

@@ -13,7 +13,7 @@ import (
 // or SetNodeInterface then it will be set automatically.  If the NodeID cannot
 // be set NewUUID returns nil.  If clock sequence has not been set by
 // SetClockSequence then it will be set automatically.  If GetTime fails to
-// return the current NewUUID returns Nil and an error.
+// return the current NewUUID returns nil and an error.
 //
 // In most cases, New should be used.
 func NewUUID() (UUID, error) {

vendor/github.com/google/uuid/version4.go

@@ -6,7 +6,7 @@ package uuid
 
 import "io"
 
-// New is creates a new random UUID or panics.  New is equivalent to
+// New creates a new random UUID or panics.  New is equivalent to
 // the expression
 //
 //    uuid.Must(uuid.NewRandom())
@@ -14,12 +14,12 @@ func New() UUID {
 	return Must(NewRandom())
 }
 
-// NewRandom returns a Random (Version 4) UUID or panics.
+// NewRandom returns a Random (Version 4) UUID.
 //
 // The strength of the UUIDs is based on the strength of the crypto/rand
 // package.
 //
-// A note about uniqueness derived from from the UUID Wikipedia entry:
+// A note about uniqueness derived from the UUID Wikipedia entry:
 //
 //  Randomly generated UUIDs have 122 random bits.  One's annual risk of being
 //  hit by a meteorite is estimated to be one chance in 17 billion, that