Make our UUID package internal

Nowadays there are much, much better UUID implementations to choose
from, such as github.com/google/uuid. Prevent external users from
importing our bespoke implementation so that we can change or migrate
away from it internally without introducing breaking changes.

Signed-off-by: Cory Snider <csnider@mirantis.com>

context/context.go

@@ -4,7 +4,7 @@ import (
 	"context"
 	"sync"
 
-	"github.com/distribution/distribution/v3/uuid"
+	"github.com/distribution/distribution/v3/internal/uuid"
 )
 
 // instanceContext is a context that provides only an instance id. It is

context/http.go

@@ -9,7 +9,7 @@ import (
 	"sync"
 	"time"
 
-	"github.com/distribution/distribution/v3/uuid"
+	"github.com/distribution/distribution/v3/internal/uuid"
 	"github.com/gorilla/mux"
 	log "github.com/sirupsen/logrus"
 )

context/trace.go

@@ -5,7 +5,7 @@ import (
 	"runtime"
 	"time"
 
-	"github.com/distribution/distribution/v3/uuid"
+	"github.com/distribution/distribution/v3/internal/uuid"
 )
 
 // WithTrace allocates a traced timing span in a new context. This allows a

internal/client/repository_test.go

@@ -18,11 +18,11 @@ import (
 
 	"github.com/distribution/distribution/v3"
 	"github.com/distribution/distribution/v3/context"
+	"github.com/distribution/distribution/v3/internal/uuid"
 	"github.com/distribution/distribution/v3/manifest"
 	"github.com/distribution/distribution/v3/manifest/ocischema"
 	"github.com/distribution/distribution/v3/registry/api/errcode"
 	"github.com/distribution/distribution/v3/testutil"
-	"github.com/distribution/distribution/v3/uuid"
 	"github.com/distribution/reference"
 	"github.com/opencontainers/go-digest"
 	v1 "github.com/opencontainers/image-spec/specs-go/v1"

notifications/bridge.go

@@ -6,7 +6,7 @@ import (
 
 	"github.com/distribution/distribution/v3"
 	"github.com/distribution/distribution/v3/context"
-	"github.com/distribution/distribution/v3/uuid"
+	"github.com/distribution/distribution/v3/internal/uuid"
 	"github.com/distribution/reference"
 	events "github.com/docker/go-events"
 	"github.com/opencontainers/go-digest"

notifications/bridge_test.go

@@ -4,10 +4,10 @@ import (
 	"testing"
 
 	"github.com/distribution/distribution/v3"
+	"github.com/distribution/distribution/v3/internal/uuid"
 	"github.com/distribution/distribution/v3/manifest"
 	"github.com/distribution/distribution/v3/manifest/schema2"
 	v2 "github.com/distribution/distribution/v3/registry/api/v2"
-	"github.com/distribution/distribution/v3/uuid"
 	"github.com/distribution/reference"
 	events "github.com/docker/go-events"
 	"github.com/opencontainers/go-digest"

registry/registry.go

@@ -23,9 +23,9 @@ import (
 	"github.com/distribution/distribution/v3/configuration"
 	dcontext "github.com/distribution/distribution/v3/context"
 	"github.com/distribution/distribution/v3/health"
+	"github.com/distribution/distribution/v3/internal/uuid"
 	"github.com/distribution/distribution/v3/registry/handlers"
 	"github.com/distribution/distribution/v3/registry/listener"
-	"github.com/distribution/distribution/v3/uuid"
 	"github.com/distribution/distribution/v3/version"
 )
 

registry/storage/linkedblobstore.go

@@ -10,8 +10,8 @@ import (
 
 	"github.com/distribution/distribution/v3"
 	dcontext "github.com/distribution/distribution/v3/context"
+	"github.com/distribution/distribution/v3/internal/uuid"
 	"github.com/distribution/distribution/v3/registry/storage/driver"
-	"github.com/distribution/distribution/v3/uuid"
 	"github.com/distribution/reference"
 	"github.com/opencontainers/go-digest"
 )

registry/storage/purgeuploads.go

@@ -6,8 +6,8 @@ import (
 	"strings"
 	"time"
 
+	"github.com/distribution/distribution/v3/internal/uuid"
 	storageDriver "github.com/distribution/distribution/v3/registry/storage/driver"
-	"github.com/distribution/distribution/v3/uuid"
 	"github.com/sirupsen/logrus"
 )
 

registry/storage/purgeuploads_test.go

@@ -7,9 +7,9 @@ import (
 	"testing"
 	"time"
 
+	"github.com/distribution/distribution/v3/internal/uuid"
 	"github.com/distribution/distribution/v3/registry/storage/driver"
 	"github.com/distribution/distribution/v3/registry/storage/driver/inmemory"
-	"github.com/distribution/distribution/v3/uuid"
 )
 
 func testUploadFS(t *testing.T, numUploads int, repoName string, startedAt time.Time) (driver.StorageDriver, context.Context) {