Add SavedObjectsUtils.getConvertedObjectId function

Also change document migrator code to use this function instead of using
uuidv5 directly.

docs/development/core/server/kibana-plugin-core-server.savedobjectsutils.getconvertedobjectid.md

@@ -0,0 +1,28 @@
+<!-- Do not edit this file. It is automatically generated by API Documenter. -->
+
+[Home](./index.md) &gt; [kibana-plugin-core-server](./kibana-plugin-core-server.md) &gt; [SavedObjectsUtils](./kibana-plugin-core-server.savedobjectsutils.md) &gt; [getConvertedObjectId](./kibana-plugin-core-server.savedobjectsutils.getconvertedobjectid.md)
+
+## SavedObjectsUtils.getConvertedObjectId() method
+
+Uses a single-namespace object's "legacy ID" to determine what its new ID will be after it is converted to a multi-namespace type.
+
+<b>Signature:</b>
+
+```typescript
+static getConvertedObjectId(namespace: string | undefined, type: string, id: string): string;
+```
+
+## Parameters
+
+|  Parameter | Type | Description |
+|  --- | --- | --- |
+|  namespace | <code>string &#124; undefined</code> |  |
+|  type | <code>string</code> |  |
+|  id | <code>string</code> |  |
+
+<b>Returns:</b>
+
+`string`
+
+{<!-- -->string<!-- -->} The ID of the saved object after it is converted.
+

docs/development/core/server/kibana-plugin-core-server.savedobjectsutils.md

@@ -24,5 +24,6 @@ export declare class SavedObjectsUtils
 |  Method | Modifiers | Description |
 |  --- | --- | --- |
 |  [generateId()](./kibana-plugin-core-server.savedobjectsutils.generateid.md) | <code>static</code> | Generates a random ID for a saved objects. |
+|  [getConvertedObjectId(namespace, type, id)](./kibana-plugin-core-server.savedobjectsutils.getconvertedobjectid.md) | <code>static</code> | Uses a single-namespace object's "legacy ID" to determine what its new ID will be after it is converted to a multi-namespace type. |
 |  [isRandomId(id)](./kibana-plugin-core-server.savedobjectsutils.israndomid.md) | <code>static</code> | Validates that a saved object ID has been randomly generated. |
 

src/core/server/saved_objects/migrations/core/document_migrator.test.mock.ts

@@ -0,0 +1,21 @@
+/*
+ * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+ * or more contributor license agreements. Licensed under the Elastic License
+ * 2.0 and the Server Side Public License, v 1; you may not use this file except
+ * in compliance with, at your election, the Elastic License 2.0 or the Server
+ * Side Public License, v 1.
+ */
+
+const mockGetConvertedObjectId = jest.fn().mockReturnValue('uuidv5');
+jest.mock('../../service/lib/utils', () => {
+  const actual = jest.requireActual('../../service/lib/utils');
+  return {
+    ...actual,
+    SavedObjectsUtils: {
+      ...actual.SavedObjectsUtils,
+      getConvertedObjectId: mockGetConvertedObjectId,
+    },
+  };
+});
+
+export { mockGetConvertedObjectId };

src/core/server/saved_objects/migrations/core/document_migrator.test.ts

@@ -6,7 +6,7 @@
  * Side Public License, v 1.
  */
 
-import { mockUuidv5 } from './__mocks__';
+import { mockGetConvertedObjectId } from './document_migrator.test.mock';
 import { set } from '@elastic/safer-lodash-set';
 import _ from 'lodash';
 import { SavedObjectUnsanitizedDoc } from '../../serialization';
@@ -37,7 +37,7 @@ const createRegistry = (...types: Array<Partial<SavedObjectsType>>) => {
 };
 
 beforeEach(() => {
-  mockUuidv5.mockClear();
+  mockGetConvertedObjectId.mockClear();
 });
 
 describe('DocumentMigrator', () => {
@@ -866,7 +866,7 @@ describe('DocumentMigrator', () => {
           namespace: 'foo-namespace',
         };
         const actual = migrator.migrate(obj);
-        expect(mockUuidv5).not.toHaveBeenCalled();
+        expect(mockGetConvertedObjectId).not.toHaveBeenCalled();
         expect(actual).toEqual({
           id: 'cowardly',
           type: 'dog',
@@ -898,7 +898,7 @@ describe('DocumentMigrator', () => {
 
         it('in the default space', () => {
           const actual = migrator.migrateAndConvert(obj);
-          expect(mockUuidv5).not.toHaveBeenCalled();
+          expect(mockGetConvertedObjectId).not.toHaveBeenCalled();
           expect(actual).toEqual([
             {
               id: 'bad',
@@ -912,8 +912,8 @@ describe('DocumentMigrator', () => {
 
         it('in a non-default space', () => {
           const actual = migrator.migrateAndConvert({ ...obj, namespace: 'foo-namespace' });
-          expect(mockUuidv5).toHaveBeenCalledTimes(1);
-          expect(mockUuidv5).toHaveBeenCalledWith('foo-namespace:toy:favorite', 'DNSUUID');
+          expect(mockGetConvertedObjectId).toHaveBeenCalledTimes(1);
+          expect(mockGetConvertedObjectId).toHaveBeenCalledWith('foo-namespace', 'toy', 'favorite');
           expect(actual).toEqual([
             {
               id: 'bad',
@@ -946,7 +946,7 @@ describe('DocumentMigrator', () => {
 
         it('in the default space', () => {
           const actual = migrator.migrateAndConvert(obj);
-          expect(mockUuidv5).not.toHaveBeenCalled();
+          expect(mockGetConvertedObjectId).not.toHaveBeenCalled();
           expect(actual).toEqual([
             {
               id: 'loud',
@@ -961,8 +961,8 @@ describe('DocumentMigrator', () => {
 
         it('in a non-default space', () => {
           const actual = migrator.migrateAndConvert({ ...obj, namespace: 'foo-namespace' });
-          expect(mockUuidv5).toHaveBeenCalledTimes(1);
-          expect(mockUuidv5).toHaveBeenCalledWith('foo-namespace:dog:loud', 'DNSUUID');
+          expect(mockGetConvertedObjectId).toHaveBeenCalledTimes(1);
+          expect(mockGetConvertedObjectId).toHaveBeenCalledWith('foo-namespace', 'dog', 'loud');
           expect(actual).toEqual([
             {
               id: 'uuidv5',
@@ -1008,7 +1008,7 @@ describe('DocumentMigrator', () => {
 
         it('in the default space', () => {
           const actual = migrator.migrateAndConvert(obj);
-          expect(mockUuidv5).not.toHaveBeenCalled();
+          expect(mockGetConvertedObjectId).not.toHaveBeenCalled();
           expect(actual).toEqual([
             {
               id: 'cute',
@@ -1024,9 +1024,19 @@ describe('DocumentMigrator', () => {
 
         it('in a non-default space', () => {
           const actual = migrator.migrateAndConvert({ ...obj, namespace: 'foo-namespace' });
-          expect(mockUuidv5).toHaveBeenCalledTimes(2);
-          expect(mockUuidv5).toHaveBeenNthCalledWith(1, 'foo-namespace:toy:favorite', 'DNSUUID');
-          expect(mockUuidv5).toHaveBeenNthCalledWith(2, 'foo-namespace:dog:cute', 'DNSUUID');
+          expect(mockGetConvertedObjectId).toHaveBeenCalledTimes(2);
+          expect(mockGetConvertedObjectId).toHaveBeenNthCalledWith(
+            1,
+            'foo-namespace',
+            'toy',
+            'favorite'
+          );
+          expect(mockGetConvertedObjectId).toHaveBeenNthCalledWith(
+            2,
+            'foo-namespace',
+            'dog',
+            'cute'
+          );
           expect(actual).toEqual([
             {
               id: 'uuidv5',
@@ -1080,7 +1090,7 @@ describe('DocumentMigrator', () => {
 
         it('in the default space', () => {
           const actual = migrator.migrateAndConvert(obj);
-          expect(mockUuidv5).not.toHaveBeenCalled();
+          expect(mockGetConvertedObjectId).not.toHaveBeenCalled();
           expect(actual).toEqual([
             {
               id: 'sleepy',
@@ -1095,8 +1105,8 @@ describe('DocumentMigrator', () => {
 
         it('in a non-default space', () => {
           const actual = migrator.migrateAndConvert({ ...obj, namespace: 'foo-namespace' });
-          expect(mockUuidv5).toHaveBeenCalledTimes(1);
-          expect(mockUuidv5).toHaveBeenCalledWith('foo-namespace:toy:favorite', 'DNSUUID');
+          expect(mockGetConvertedObjectId).toHaveBeenCalledTimes(1);
+          expect(mockGetConvertedObjectId).toHaveBeenCalledWith('foo-namespace', 'toy', 'favorite');
           expect(actual).toEqual([
             {
               id: 'sleepy',
@@ -1134,7 +1144,7 @@ describe('DocumentMigrator', () => {
 
         it('in the default space', () => {
           const actual = migrator.migrateAndConvert(obj);
-          expect(mockUuidv5).not.toHaveBeenCalled();
+          expect(mockGetConvertedObjectId).not.toHaveBeenCalled();
           expect(actual).toEqual([
             {
               id: 'hungry',
@@ -1149,8 +1159,8 @@ describe('DocumentMigrator', () => {
 
         it('in a non-default space', () => {
           const actual = migrator.migrateAndConvert({ ...obj, namespace: 'foo-namespace' });
-          expect(mockUuidv5).toHaveBeenCalledTimes(1);
-          expect(mockUuidv5).toHaveBeenCalledWith('foo-namespace:dog:hungry', 'DNSUUID');
+          expect(mockGetConvertedObjectId).toHaveBeenCalledTimes(1);
+          expect(mockGetConvertedObjectId).toHaveBeenCalledWith('foo-namespace', 'dog', 'hungry');
           expect(actual).toEqual([
             {
               id: 'uuidv5',
@@ -1204,7 +1214,7 @@ describe('DocumentMigrator', () => {
 
         it('in the default space', () => {
           const actual = migrator.migrateAndConvert(obj);
-          expect(mockUuidv5).not.toHaveBeenCalled();
+          expect(mockGetConvertedObjectId).not.toHaveBeenCalled();
           expect(actual).toEqual([
             {
               id: 'pretty',
@@ -1220,9 +1230,19 @@ describe('DocumentMigrator', () => {
 
         it('in a non-default space', () => {
           const actual = migrator.migrateAndConvert({ ...obj, namespace: 'foo-namespace' });
-          expect(mockUuidv5).toHaveBeenCalledTimes(2);
-          expect(mockUuidv5).toHaveBeenNthCalledWith(1, 'foo-namespace:toy:favorite', 'DNSUUID');
-          expect(mockUuidv5).toHaveBeenNthCalledWith(2, 'foo-namespace:dog:pretty', 'DNSUUID');
+          expect(mockGetConvertedObjectId).toHaveBeenCalledTimes(2);
+          expect(mockGetConvertedObjectId).toHaveBeenNthCalledWith(
+            1,
+            'foo-namespace',
+            'toy',
+            'favorite'
+          );
+          expect(mockGetConvertedObjectId).toHaveBeenNthCalledWith(
+            2,
+            'foo-namespace',
+            'dog',
+            'pretty'
+          );
           expect(actual).toEqual([
             {
               id: 'uuidv5',

src/core/server/saved_objects/migrations/core/document_migrator.ts

@@ -65,7 +65,7 @@ import { MigrationLogger } from './migration_logger';
 import { TransformSavedObjectDocumentError } from '.';
 import { ISavedObjectTypeRegistry } from '../../saved_objects_type_registry';
 import { SavedObjectMigrationFn, SavedObjectMigrationMap } from '../types';
-import { DEFAULT_NAMESPACE_STRING } from '../../service/lib/utils';
+import { DEFAULT_NAMESPACE_STRING, SavedObjectsUtils } from '../../service/lib/utils';
 import { LegacyUrlAlias, LEGACY_URL_ALIAS_TYPE } from '../../object_types';
 
 const DEFAULT_MINIMUM_CONVERT_VERSION = '8.0.0';
@@ -556,7 +556,7 @@ function convertNamespaceType(doc: SavedObjectUnsanitizedDoc) {
   }
 
   const { id: originId, type } = otherAttrs;
-  const id = deterministicallyRegenerateObjectId(namespace, type, originId!);
+  const id = SavedObjectsUtils.getConvertedObjectId(namespace, type, originId!);
   if (namespace !== undefined) {
     const legacyUrlAlias: SavedObjectUnsanitizedDoc<LegacyUrlAlias> = {
       id: `${namespace}:${type}:${originId}`,
@@ -616,7 +616,9 @@ function getReferenceTransforms(typeRegistry: ISavedObjectTypeRegistry): Transfo
             references: references.map(({ type, id, ...attrs }) => ({
               ...attrs,
               type,
-              id: types.has(type) ? deterministicallyRegenerateObjectId(namespace, type, id) : id,
+              id: types.has(type)
+                ? SavedObjectsUtils.getConvertedObjectId(namespace, type, id)
+                : id,
             })),
           },
           additionalDocs: [],

src/core/server/saved_objects/migrations/core/__mocks__/index.ts → src/core/server/saved_objects/service/lib/utils.test.mock.ts

@@ -6,8 +6,11 @@
  * Side Public License, v 1.
  */
 
+const mockUuidv1 = jest.fn().mockReturnValue('uuidv1');
+jest.mock('uuid/v1', () => mockUuidv1);
+
 const mockUuidv5 = jest.fn().mockReturnValue('uuidv5');
 Object.defineProperty(mockUuidv5, 'DNS', { value: 'DNSUUID', writable: false });
 jest.mock('uuid/v5', () => mockUuidv5);
 
-export { mockUuidv5 };
+export { mockUuidv1, mockUuidv5 };

src/core/server/saved_objects/service/lib/utils.test.ts

@@ -6,21 +6,19 @@
  * Side Public License, v 1.
  */
 
-import uuid from 'uuid';
+import { mockUuidv1, mockUuidv5 } from './utils.test.mock';
+
 import { SavedObjectsFindOptions } from '../../types';
 import { SavedObjectsUtils } from './utils';
 
-jest.mock('uuid', () => ({
-  v1: jest.fn().mockReturnValue('mock-uuid'),
-}));
-
 describe('SavedObjectsUtils', () => {
   const {
     namespaceIdToString,
     namespaceStringToId,
     createEmptyFindResponse,
     generateId,
     isRandomId,
+    getConvertedObjectId,
   } = SavedObjectsUtils;
 
   describe('#namespaceIdToString', () => {
@@ -80,8 +78,8 @@ describe('SavedObjectsUtils', () => {
 
   describe('#generateId', () => {
     it('returns a valid uuid', () => {
-      expect(generateId()).toBe('mock-uuid');
-      expect(uuid.v1).toHaveBeenCalled();
+      expect(generateId()).toBe('uuidv1'); // default return value for mockUuidv1
+      expect(mockUuidv1).toHaveBeenCalled();
     });
   });
 
@@ -93,4 +91,20 @@ describe('SavedObjectsUtils', () => {
       expect(isRandomId(undefined)).toBe(false);
     });
   });
+
+  describe('#getConvertedObjectId', () => {
+    it('does not change the object ID if namespace is undefined or "default"', () => {
+      for (const namespace of [undefined, 'default']) {
+        const result = getConvertedObjectId(namespace, 'type', 'oldId');
+        expect(result).toBe('oldId');
+        expect(mockUuidv5).not.toHaveBeenCalled();
+      }
+    });
+
+    it('changes the object ID if namespace is defined and not "default"', () => {
+      const result = getConvertedObjectId('namespace', 'type', 'oldId');
+      expect(result).toBe('uuidv5'); // default return value for mockUuidv5
+      expect(mockUuidv5).toHaveBeenCalledWith('namespace:type:oldId', 'DNSUUID');
+    });
+  });
 });

src/core/server/saved_objects/service/lib/utils.ts

@@ -6,7 +6,8 @@
  * Side Public License, v 1.
  */
 
-import uuid from 'uuid';
+import uuidv1 from 'uuid/v1';
+import uuidv5 from 'uuid/v5';
 import { SavedObjectsFindOptions } from '../../types';
 import { SavedObjectsFindResponse } from '..';
 
@@ -65,7 +66,7 @@ export class SavedObjectsUtils {
    * Generates a random ID for a saved objects.
    */
   public static generateId() {
-    return uuid.v1();
+    return uuidv1();
   }
 
   /**
@@ -77,4 +78,19 @@ export class SavedObjectsUtils {
   public static isRandomId(id: string | undefined) {
     return typeof id === 'string' && UUID_REGEX.test(id);
   }
+
+  /**
+   * Uses a single-namespace object's "legacy ID" to determine what its new ID will be after it is converted to a multi-namespace type.
+   *
+   * @param {string} namespace The namespace of the saved object before it is converted.
+   * @param {string} type The type of the saved object before it is converted.
+   * @param {string} id The ID of the saved object before it is converted.
+   * @returns {string} The ID of the saved object after it is converted.
+   */
+  public static getConvertedObjectId(namespace: string | undefined, type: string, id: string) {
+    if (SavedObjectsUtils.namespaceIdToString(namespace) === DEFAULT_NAMESPACE_STRING) {
+      return id; // Objects that exist in the Default space do not get new IDs when they are converted.
+    }
+    return uuidv5(`${namespace}:${type}:${id}`, uuidv5.DNS); // The uuidv5 namespace constant (uuidv5.DNS) is arbitrary.
+  }
 }

src/core/server/server.api.md

@@ -3163,6 +3163,7 @@ export interface SavedObjectsUpdateResponse<T = unknown> extends Omit<SavedObjec
 export class SavedObjectsUtils {
     static createEmptyFindResponse: <T, A>({ page, perPage, }: SavedObjectsFindOptions) => SavedObjectsFindResponse<T, A>;
     static generateId(): string;
+    static getConvertedObjectId(namespace: string | undefined, type: string, id: string): string;
     static isRandomId(id: string | undefined): boolean;
     static namespaceIdToString: (namespace?: string | undefined) => string;
     static namespaceStringToId: (namespace: string) => string | undefined;