Switch from to code.google.com/p/go-uuid/uuid to github.com/pborman/uuid

Godeps/Godeps.json

@@ -14,11 +14,6 @@
 			"ImportPath": "code.google.com/p/gcfg",
 			"Rev": "c2d3050044d05357eaf6c3547249ba57c5e235cb"
 		},
-		{
-			"ImportPath": "code.google.com/p/go-uuid/uuid",
-			"Comment": "null-12",
-			"Rev": "7dda39b2e7d5e265014674c5af696ba4186679e9"
-		},
 		{
 			"ImportPath": "github.com/GoogleCloudPlatform/gcloud-golang/compute/metadata",
 			"Rev": "e34a32f9b0ecbc0784865fb2d47f3818c09521d4"
@@ -427,6 +422,10 @@
 			"Comment": "v1.0-28-g8adf9e1",
 			"Rev": "8adf9e1730c55cdc590de7d49766cb2acc88d8f2"
 		},
+		{
+			"ImportPath": "github.com/pborman/uuid",
+			"Rev": "ca53cad383cad2479bbba7f7a1a05797ec1386e4"
+		},
 		{
 			"ImportPath": "github.com/prometheus/client_golang/extraction",
 			"Comment": "0.4.0-1-g692492e",

Godeps/_workspace/src/github.com/pborman/uuid/CONTRIBUTORS

@@ -0,0 +1 @@
+Paul Borman <borman@google.com>

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

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
+}

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)
+	}
+}

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++
+	}
+}

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
+// clock sequence as well as adjusting the clock sequence as needed.  An error
-// time cannot be determined.
+// is returned if the current time cannot be determined.
-func GetTime() (Time, error) {
+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

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

contrib/mesos/pkg/scheduler/podtask/pod_task.go

@@ -21,13 +21,13 @@ import (
 	"strings"
 	"time"
 
-	"code.google.com/p/go-uuid/uuid"
 	"github.com/GoogleCloudPlatform/kubernetes/contrib/mesos/pkg/offers"
 	annotation "github.com/GoogleCloudPlatform/kubernetes/contrib/mesos/pkg/scheduler/meta"
 	"github.com/GoogleCloudPlatform/kubernetes/contrib/mesos/pkg/scheduler/metrics"
 	mresource "github.com/GoogleCloudPlatform/kubernetes/contrib/mesos/pkg/scheduler/resource"
 	"github.com/GoogleCloudPlatform/kubernetes/pkg/api"
 	"github.com/gogo/protobuf/proto"
+	"github.com/pborman/uuid"
 
 	log "github.com/golang/glog"
 	mesos "github.com/mesos/mesos-go/mesosproto"

contrib/mesos/pkg/scheduler/uid/uid.go

@@ -21,8 +21,8 @@ import (
 	"strconv"
 	"strings"
 
-	"code.google.com/p/go-uuid/uuid"
 	log "github.com/golang/glog"
+	"github.com/pborman/uuid"
 )
 
 type UID struct {

pkg/util/uuid.go

@@ -20,8 +20,8 @@ import (
 	"sync"
 	"time"
 
-	"code.google.com/p/go-uuid/uuid"
 	"github.com/GoogleCloudPlatform/kubernetes/pkg/types"
+	"github.com/pborman/uuid"
 )
 
 var uuidLock sync.Mutex