Merge pull request #1792 from jeffallen/uuid

Change go-uuid to use the current supported repository.

21 files changed, 237 insertions, 16 deletions

diff --git a/Godeps/Godeps.json b/Godeps/Godeps.json
index 7c6dd59b1..e4b37a12e 100644
--- a/Godeps/Godeps.json
+++ b/Godeps/Godeps.json
@@ -6,11 +6,6 @@
 	],
 	"Deps": [
 		{
-			"ImportPath": "code.google.com/p/go-uuid/uuid",
-			"Comment": "null-12",
-			"Rev": "7dda39b2e7d5e265014674c5af696ba4186679e9"
-		},
-		{
 			"ImportPath": "github.com/codegangsta/cli",
 			"Comment": "1.2.0-95-g9b2bd2b",
 			"Rev": "9b2bd2b3489748d4d0a204fa4eb2ee9e89e0ebc6"
@@ -63,6 +58,10 @@
 			"Rev": "675ffd907b7401b8a709a5ef2249978af5616bb2"
 		},
 		{
+			"ImportPath": "github.com/pborman/uuid",
+			"Rev": "cccd189d45f7ac3368a0d127efb7f4d08ae0b655"
+		},
+		{
 			"ImportPath": "github.com/peterh/liner",
 			"Rev": "29f6a646557d83e2b6e9ba05c45fbea9c006dbe8"
 		},
diff --git a/Godeps/_workspace/src/github.com/pborman/uuid/CONTRIBUTORS b/Godeps/_workspace/src/github.com/pborman/uuid/CONTRIBUTORS
new file mode 100644
index 000000000..b382a04ed
--- /dev/null
+++ b/Godeps/_workspace/src/github.com/pborman/uuid/CONTRIBUTORS
@@ -0,0 +1 @@
+Paul Borman <borman@google.com>
diff --git a/Godeps/_workspace/src/code.google.com/p/go-uuid/uuid/LICENSE b/Godeps/_workspace/src/github.com/pborman/uuid/LICENSE
index ab6b011a1..5dc68268d 100644
--- a/Godeps/_workspace/src/code.google.com/p/go-uuid/uuid/LICENSE
+++ b/Godeps/_workspace/src/github.com/pborman/uuid/LICENSE
@@ -1,4 +1,4 @@
-Copyright (c) 2009 Google Inc. All rights reserved.
+Copyright (c) 2009,2014 Google Inc. All rights reserved.
 
 Redistribution and use in source and binary forms, with or without
 modification, are permitted provided that the following conditions are
diff --git a/Godeps/_workspace/src/code.google.com/p/go-uuid/uuid/dce.go b/Godeps/_workspace/src/github.com/pborman/uuid/dce.go
index 50a0f2d09..50a0f2d09 100644
--- a/Godeps/_workspace/src/code.google.com/p/go-uuid/uuid/dce.go
+++ b/Godeps/_workspace/src/github.com/pborman/uuid/dce.go
diff --git a/Godeps/_workspace/src/code.google.com/p/go-uuid/uuid/doc.go b/Godeps/_workspace/src/github.com/pborman/uuid/doc.go
index d8bd013e6..d8bd013e6 100644
--- a/Godeps/_workspace/src/code.google.com/p/go-uuid/uuid/doc.go
+++ b/Godeps/_workspace/src/github.com/pborman/uuid/doc.go
diff --git a/Godeps/_workspace/src/code.google.com/p/go-uuid/uuid/hash.go b/Godeps/_workspace/src/github.com/pborman/uuid/hash.go
index cdd4192fd..cdd4192fd 100644
--- a/Godeps/_workspace/src/code.google.com/p/go-uuid/uuid/hash.go
+++ b/Godeps/_workspace/src/github.com/pborman/uuid/hash.go
diff --git a/Godeps/_workspace/src/github.com/pborman/uuid/json.go b/Godeps/_workspace/src/github.com/pborman/uuid/json.go
new file mode 100644
index 000000000..760580a50
--- /dev/null
+++ b/Godeps/_workspace/src/github.com/pborman/uuid/json.go
@@ -0,0 +1,30 @@
+// Copyright 2014 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.
+
+package uuid
+
+import "errors"
+
+func (u UUID) MarshalJSON() ([]byte, error) {
+	if len(u) == 0 {
+		return []byte(`""`), nil
+	}
+	return []byte(`"` + u.String() + `"`), nil
+}
+
+func (u *UUID) UnmarshalJSON(data []byte) error {
+	if len(data) == 0 || string(data) == `""` {
+		return nil
+	}
+	if len(data) < 2 || data[0] != '"' || data[len(data)-1] != '"' {
+		return errors.New("invalid UUID format")
+	}
+	data = data[1 : len(data)-1]
+	uu := Parse(string(data))
+	if uu == nil {
+		return errors.New("invalid UUID format")
+	}
+	*u = uu
+	return nil
+}
diff --git a/Godeps/_workspace/src/github.com/pborman/uuid/json_test.go b/Godeps/_workspace/src/github.com/pborman/uuid/json_test.go
new file mode 100644
index 000000000..b5eae0924
--- /dev/null
+++ b/Godeps/_workspace/src/github.com/pborman/uuid/json_test.go
@@ -0,0 +1,32 @@
+// Copyright 2014 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.
+
+package uuid
+
+import (
+	"encoding/json"
+	"reflect"
+	"testing"
+)
+
+var testUUID = Parse("f47ac10b-58cc-0372-8567-0e02b2c3d479")
+
+func TestJSON(t *testing.T) {
+	type S struct {
+		ID1 UUID
+		ID2 UUID
+	}
+	s1 := S{ID1: testUUID}
+	data, err := json.Marshal(&s1)
+	if err != nil {
+		t.Fatal(err)
+	}
+	var s2 S
+	if err := json.Unmarshal(data, &s2); err != nil {
+		t.Fatal(err)
+	}
+	if !reflect.DeepEqual(&s1, &s2) {
+		t.Errorf("got %#v, want %#v", s2, s1)
+	}
+}
diff --git a/Godeps/_workspace/src/code.google.com/p/go-uuid/uuid/node.go b/Godeps/_workspace/src/github.com/pborman/uuid/node.go
index dd0a8ac18..dd0a8ac18 100644
--- a/Godeps/_workspace/src/code.google.com/p/go-uuid/uuid/node.go
+++ b/Godeps/_workspace/src/github.com/pborman/uuid/node.go
diff --git a/Godeps/_workspace/src/github.com/pborman/uuid/seq_test.go b/Godeps/_workspace/src/github.com/pborman/uuid/seq_test.go
new file mode 100644
index 000000000..3b3d1430d
--- /dev/null
+++ b/Godeps/_workspace/src/github.com/pborman/uuid/seq_test.go
@@ -0,0 +1,66 @@
+// Copyright 2014 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.
+
+package uuid
+
+import (
+	"flag"
+	"runtime"
+	"testing"
+	"time"
+)
+
+// This test is only run when --regressions is passed on the go test line.
+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.
+func TestClockSeqRace(t *testing.T) {
+	if !*regressions {
+		t.Skip("skipping regression tests")
+	}
+	duration := time.Minute
+
+	done := make(chan struct{})
+	defer close(done)
+
+	ch := make(chan UUID, 10000)
+	ncpu := runtime.NumCPU()
+	switch ncpu {
+	case 0, 1:
+		// We can't run the test effectively.
+		t.Skip("skipping race test, only one CPU detected")
+		return
+	default:
+		runtime.GOMAXPROCS(ncpu)
+	}
+	for i := 0; i < ncpu; i++ {
+		go func() {
+			for {
+				select {
+				case <-done:
+					return
+				case ch <- NewUUID():
+				}
+			}
+		}()
+	}
+
+	uuids := make(map[string]bool)
+	cnt := 0
+	start := time.Now()
+	for u := range ch {
+		s := u.String()
+		if uuids[s] {
+			t.Errorf("duplicate uuid after %d in %v: %s", cnt, time.Since(start), s)
+			return
+		}
+		uuids[s] = true
+		if time.Since(start) > duration {
+			return
+		}
+		cnt++
+	}
+}
diff --git a/Godeps/_workspace/src/github.com/pborman/uuid/sql.go b/Godeps/_workspace/src/github.com/pborman/uuid/sql.go
new file mode 100644
index 000000000..2d7679e2a
--- /dev/null
+++ b/Godeps/_workspace/src/github.com/pborman/uuid/sql.go
@@ -0,0 +1,40 @@
+// Copyright 2015 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.
+
+package uuid
+
+import (
+	"errors"
+	"fmt"
+)
+
+// Scan implements sql.Scanner so UUIDs can be read from databases transparently
+// 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) {
+	case string:
+		// see uuid.Parse for required string format
+		parsed := Parse(src.(string))
+
+		if parsed == nil {
+			return errors.New("Scan: invalid UUID format")
+		}
+
+		*uuid = parsed
+	case []byte:
+		// assumes a simple slice of bytes, just check validity and store
+		u := UUID(src.([]byte))
+
+		if u.Variant() == Invalid {
+			return errors.New("Scan: invalid UUID format")
+		}
+
+		*uuid = u
+	default:
+		return fmt.Errorf("Scan: unable to scan type %T into UUID", src)
+	}
+
+	return nil
+}
diff --git a/Godeps/_workspace/src/github.com/pborman/uuid/sql_test.go b/Godeps/_workspace/src/github.com/pborman/uuid/sql_test.go
new file mode 100644
index 000000000..d643567ee
--- /dev/null
+++ b/Godeps/_workspace/src/github.com/pborman/uuid/sql_test.go
@@ -0,0 +1,53 @@
+// Copyright 2015 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.
+
+package uuid
+
+import (
+	"strings"
+	"testing"
+)
+
+func TestScan(t *testing.T) {
+	var stringTest string = "f47ac10b-58cc-0372-8567-0e02b2c3d479"
+	var byteTest []byte = Parse(stringTest)
+	var badTypeTest int = 6
+	var invalidTest string = "f47ac10b-58cc-0372-8567-0e02b2c3d4"
+	var invalidByteTest []byte = Parse(invalidTest)
+
+	var uuid UUID
+	err := (&uuid).Scan(stringTest)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	err = (&uuid).Scan(byteTest)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	err = (&uuid).Scan(badTypeTest)
+	if err == nil {
+		t.Error("int correctly parsed and shouldn't have")
+	}
+	if !strings.Contains(err.Error(), "unable to scan type") {
+		t.Error("attempting to parse an int returned an incorrect error message")
+	}
+
+	err = (&uuid).Scan(invalidTest)
+	if err == nil {
+		t.Error("invalid uuid was parsed without error")
+	}
+	if !strings.Contains(err.Error(), "invalid UUID") {
+		t.Error("attempting to parse an invalid UUID returned an incorrect error message")
+	}
+
+	err = (&uuid).Scan(invalidByteTest)
+	if err == nil {
+		t.Error("invalid byte uuid was parsed without error")
+	}
+	if !strings.Contains(err.Error(), "invalid UUID") {
+		t.Error("attempting to parse an invalid byte UUID returned an incorrect error message")
+	}
+}
diff --git a/Godeps/_workspace/src/code.google.com/p/go-uuid/uuid/time.go b/Godeps/_workspace/src/github.com/pborman/uuid/time.go
index b9369c200..7ebc9bef1 100644
--- a/Godeps/_workspace/src/code.google.com/p/go-uuid/uuid/time.go
+++ b/Godeps/_workspace/src/github.com/pborman/uuid/time.go
@@ -40,15 +40,15 @@ func (t Time) UnixTime() (sec, nsec int64) {
 }
 
 // GetTime returns the current Time (100s of nanoseconds since 15 Oct 1582) and
-// adjusts the clock sequence as needed.  An error is returned if the current
-// time cannot be determined.
-func GetTime() (Time, error) {
+// clock sequence as well as adjusting the clock sequence as needed.  An error
+// is returned if the current time cannot be determined.
+func GetTime() (Time, uint16, error) {
 	defer mu.Unlock()
 	mu.Lock()
 	return getTime()
 }
 
-func getTime() (Time, error) {
+func getTime() (Time, uint16, error) {
 	t := timeNow()
 
 	// If we don't have a clock sequence already, set one.
@@ -63,7 +63,7 @@ func getTime() (Time, error) {
 		clock_seq = ((clock_seq + 1) & 0x3fff) | 0x8000
 	}
 	lasttime = now
-	return Time(now), nil
+	return Time(now), clock_seq, nil
 }
 
 // ClockSequence returns the current clock sequence, generating one if not
diff --git a/Godeps/_workspace/src/code.google.com/p/go-uuid/uuid/util.go b/Godeps/_workspace/src/github.com/pborman/uuid/util.go
index de40b102c..de40b102c 100644
--- a/Godeps/_workspace/src/code.google.com/p/go-uuid/uuid/util.go
+++ b/Godeps/_workspace/src/github.com/pborman/uuid/util.go
diff --git a/Godeps/_workspace/src/code.google.com/p/go-uuid/uuid/uuid.go b/Godeps/_workspace/src/github.com/pborman/uuid/uuid.go
index 2920fae63..2920fae63 100644
--- a/Godeps/_workspace/src/code.google.com/p/go-uuid/uuid/uuid.go
+++ b/Godeps/_workspace/src/github.com/pborman/uuid/uuid.go
diff --git a/Godeps/_workspace/src/code.google.com/p/go-uuid/uuid/uuid_test.go b/Godeps/_workspace/src/github.com/pborman/uuid/uuid_test.go
index 417ebeb26..417ebeb26 100644
--- a/Godeps/_workspace/src/code.google.com/p/go-uuid/uuid/uuid_test.go
+++ b/Godeps/_workspace/src/github.com/pborman/uuid/uuid_test.go
diff --git a/Godeps/_workspace/src/code.google.com/p/go-uuid/uuid/version1.go b/Godeps/_workspace/src/github.com/pborman/uuid/version1.go
index 63580044b..0127eacfa 100644
--- a/Godeps/_workspace/src/code.google.com/p/go-uuid/uuid/version1.go
+++ b/Godeps/_workspace/src/github.com/pborman/uuid/version1.go
@@ -19,7 +19,7 @@ func NewUUID() UUID {
 		SetNodeInterface("")
 	}
 
-	now, err := GetTime()
+	now, seq, err := GetTime()
 	if err != nil {
 		return nil
 	}
@@ -34,7 +34,7 @@ func NewUUID() UUID {
 	binary.BigEndian.PutUint32(uuid[0:], time_low)
 	binary.BigEndian.PutUint16(uuid[4:], time_mid)
 	binary.BigEndian.PutUint16(uuid[6:], time_hi)
-	binary.BigEndian.PutUint16(uuid[8:], clock_seq)
+	binary.BigEndian.PutUint16(uuid[8:], seq)
 	copy(uuid[10:], nodeID)
 
 	return uuid
diff --git a/Godeps/_workspace/src/code.google.com/p/go-uuid/uuid/version4.go b/Godeps/_workspace/src/github.com/pborman/uuid/version4.go
index b3d4a368d..b3d4a368d 100644
--- a/Godeps/_workspace/src/code.google.com/p/go-uuid/uuid/version4.go
+++ b/Godeps/_workspace/src/github.com/pborman/uuid/version4.go
diff --git a/crypto/crypto.go b/crypto/crypto.go
index a474d6f13..b3a8d730b 100644
--- a/crypto/crypto.go
+++ b/crypto/crypto.go
@@ -33,12 +33,12 @@ import (
 	"encoding/json"
 	"errors"
 
-	"code.google.com/p/go-uuid/uuid"
 	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/crypto/ecies"
 	"github.com/ethereum/go-ethereum/crypto/secp256k1"
 	"github.com/ethereum/go-ethereum/crypto/sha3"
 	"github.com/ethereum/go-ethereum/rlp"
+	"github.com/pborman/uuid"
 	"golang.org/x/crypto/pbkdf2"
 	"golang.org/x/crypto/ripemd160"
 )
diff --git a/crypto/key.go b/crypto/key.go
index d80b99759..35139b67f 100644
--- a/crypto/key.go
+++ b/crypto/key.go
@@ -23,8 +23,8 @@ import (
 	"encoding/json"
 	"io"
 
-	"code.google.com/p/go-uuid/uuid"
 	"github.com/ethereum/go-ethereum/common"
+	"github.com/pborman/uuid"
 )
 
 const (
diff --git a/crypto/key_store_passphrase.go b/crypto/key_store_passphrase.go
index f21af8dd9..c7ee00987 100644
--- a/crypto/key_store_passphrase.go
+++ b/crypto/key_store_passphrase.go
@@ -36,9 +36,9 @@ import (
 	"io"
 	"reflect"
 
-	"code.google.com/p/go-uuid/uuid"
 	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/crypto/randentropy"
+	"github.com/pborman/uuid"
 	"golang.org/x/crypto/pbkdf2"
 	"golang.org/x/crypto/scrypt"
 )