Export features (#2905)

src/lib/db/feature-environment-store.ts

@@ -108,6 +108,22 @@ export class FeatureEnvironmentStore implements IFeatureEnvironmentStore {
         }));
     }
 
+    async getAllByFeatures(
+        features: string[],
+        environment?: string,
+    ): Promise<IFeatureEnvironment[]> {
+        let rows = this.db(T.featureEnvs).whereIn('feature_name', features);
+        if (environment) {
+            rows = rows.where({ environment });
+        }
+        return (await rows).map((r) => ({
+            enabled: r.enabled,
+            featureName: r.feature_name,
+            environment: r.environment,
+            variants: r.variants,
+        }));
+    }
+
     async disableEnvironmentIfNoStrategies(
         featureName: string,
         environment: string,

src/lib/openapi/spec/export-query-schema.ts

@@ -16,6 +16,9 @@ export const exportQuerySchema = {
         environment: {
             type: 'string',
         },
+        downloadFile: {
+            type: 'boolean',
+        },
     },
     components: {
         schemas: {},

src/lib/openapi/spec/export-result-schema.ts

@@ -1,6 +1,9 @@
 import { FromSchema } from 'json-schema-to-ts';
 import { featureSchema } from './feature-schema';
 import { featureStrategySchema } from './feature-strategy-schema';
+import { featureEnvironmentSchema } from './feature-environment-schema';
+import { contextFieldSchema } from './context-field-schema';
+import { featureTagSchema } from './feature-tag-schema';
 
 export const exportResultSchema = {
     $id: '#/components/schemas/exportResultSchema',
@@ -20,11 +23,32 @@ export const exportResultSchema = {
                 $ref: '#/components/schemas/featureStrategySchema',
             },
         },
+        featureEnvironments: {
+            type: 'array',
+            items: {
+                $ref: '#/components/schemas/featureEnvironmentSchema',
+            },
+        },
+        contextFields: {
+            type: 'array',
+            items: {
+                $ref: '#/components/schemas/contextFieldSchema',
+            },
+        },
+        featureTags: {
+            type: 'array',
+            items: {
+                $ref: '#/components/schemas/featureTagSchema',
+            },
+        },
     },
     components: {
         schemas: {
             featureSchema,
             featureStrategySchema,
+            featureEnvironmentSchema,
+            contextFieldSchema,
+            featureTagSchema,
         },
     },
 } as const;

src/lib/routes/admin-api/export-import.ts

@@ -1,4 +1,4 @@
-import { Request, Response } from 'express';
+import { Response } from 'express';
 import Controller from '../controller';
 import { NONE } from '../../types/permissions';
 import { IUnleashConfig } from '../../types/option';
@@ -14,6 +14,8 @@ import { exportResultSchema } from '../../openapi/spec/export-result-schema';
 import { ExportQuerySchema } from '../../openapi/spec/export-query-schema';
 import { serializeDates } from '../../types';
 import { IAuthRequest } from '../unleash-types';
+import { format as formatDate } from 'date-fns';
+import { extractUsername } from '../../util';
 
 class ExportImportController extends Controller {
     private logger: Logger;
@@ -58,12 +60,13 @@ class ExportImportController extends Controller {
     }
 
     async export(
-        req: Request<unknown, unknown, ExportQuerySchema, unknown>,
+        req: IAuthRequest<unknown, unknown, ExportQuerySchema, unknown>,
         res: Response,
     ): Promise<void> {
         this.verifyExportImportEnabled();
         const query = req.body;
-        const data = await this.exportImportService.export(query);
+        const userName = extractUsername(req);
+        const data = await this.exportImportService.export(query, userName);
 
         this.openApiService.respondWithValidation(
             200,
@@ -71,6 +74,17 @@ class ExportImportController extends Controller {
             exportResultSchema.$id,
             serializeDates(data),
         );
+
+        const timestamp = this.getFormattedDate(Date.now());
+        if (query.downloadFile) {
+            res.attachment(`export-${timestamp}.json`);
+        }
+
+        res.json(data);
+    }
+
+    private getFormattedDate(millis: number): string {
+        return formatDate(millis, 'yyyy-MM-dd_HH-mm-ss');
     }
 
     private verifyExportImportEnabled() {

src/lib/services/export-import-service.ts

@@ -3,6 +3,7 @@ import {
     FeatureToggle,
     IFeatureEnvironment,
     IFeatureStrategy,
+    IFeatureStrategySegment,
     ITag,
 } from '../types/model';
 import { Logger } from '../logger';
@@ -16,18 +17,13 @@ import { IFeatureToggleStore } from '../types/stores/feature-toggle-store';
 import { IFeatureStrategiesStore } from '../types/stores/feature-strategies-store';
 import { IEnvironmentStore } from '../types/stores/environment-store';
 import { IFeatureEnvironmentStore } from '../types/stores/feature-environment-store';
-import { IUnleashStores } from '../types/stores';
+import { IContextFieldStore, IUnleashStores } from '../types/stores';
 import { ISegmentStore } from '../types/stores/segment-store';
-import { IFlagResolver, IUnleashServices } from 'lib/types';
 import { IContextFieldDto } from '../types/stores/context-field-store';
 import FeatureToggleService from './feature-toggle-service';
 import User from 'lib/types/user';
 import { ExportQuerySchema } from '../openapi/spec/export-query-schema';
-
+import { FEATURES_EXPORTED, IFlagResolver, IUnleashServices } from '../types';
-export interface IExportQuery {
-    features: string[];
-    environment: string;
-}
 
 export interface IImportDTO {
     data: IExportData;
@@ -38,7 +34,7 @@ export interface IImportDTO {
 export interface IExportData {
     features: FeatureToggle[];
     tags?: ITag[];
-    contextFields?: IContextFieldDto[];
+    contextFields: IContextFieldDto[];
     featureStrategies: IFeatureStrategy[];
     featureEnvironments: IFeatureEnvironment[];
 }
@@ -72,6 +68,8 @@ export default class ExportImportService {
 
     private featureToggleService: FeatureToggleService;
 
+    private contextFieldStore: IContextFieldStore;
+
     constructor(
         stores: IUnleashStores,
         {
@@ -95,24 +93,71 @@ export default class ExportImportService {
         this.segmentStore = stores.segmentStore;
         this.flagResolver = flagResolver;
         this.featureToggleService = featureToggleService;
+        this.contextFieldStore = stores.contextFieldStore;
         this.logger = getLogger('services/state-service.js');
     }
 
-    async export(query: ExportQuerySchema): Promise<IExportData> {
+    async export(
-        const [features, featureEnvironments, featureStrategies] =
+        query: ExportQuerySchema,
-            await Promise.all([
+        userName: string,
+    ): Promise<IExportData> {
+        const [
+            features,
+            featureEnvironments,
+            featureStrategies,
+            strategySegments,
+            contextFields,
+            featureTags,
+        ] = await Promise.all([
             this.toggleStore.getAllByNames(query.features),
-                (
+            await this.featureEnvironmentStore.getAllByFeatures(
-                    await this.featureEnvironmentStore.getAll({
+                query.features,
-                        environment: query.environment,
+                query.environment,
-                    })
+            ),
-                ).filter((item) => query.features.includes(item.featureName)),
             this.featureStrategiesStore.getAllByFeatures(
                 query.features,
                 query.environment,
             ),
+            this.segmentStore.getAllFeatureStrategySegments(),
+            this.contextFieldStore.getAll(),
+            this.featureTagStore.getAll(),
         ]);
-        return { features, featureStrategies, featureEnvironments };
+        this.addSegmentsToStrategies(featureStrategies, strategySegments);
+        const filteredContextFields = contextFields.filter((field) =>
+            featureStrategies.some((strategy) =>
+                strategy.constraints.some(
+                    (constraint) => constraint.contextName === field.name,
+                ),
+            ),
+        );
+        const result = {
+            features,
+            featureStrategies,
+            featureEnvironments,
+            contextFields: filteredContextFields,
+            featureTags,
+        };
+        await this.eventStore.store({
+            type: FEATURES_EXPORTED,
+            createdBy: userName,
+            data: result,
+        });
+
+        return result;
+    }
+
+    addSegmentsToStrategies(
+        featureStrategies: IFeatureStrategy[],
+        strategySegments: IFeatureStrategySegment[],
+    ): void {
+        featureStrategies.forEach((featureStrategy) => {
+            featureStrategy.segments = strategySegments
+                .filter(
+                    (segment) =>
+                        segment.featureStrategyId === featureStrategy.id,
+                )
+                .map((segment) => segment.segmentId);
+        });
     }
 
     async import(dto: IImportDTO, user: User): Promise<void> {

src/lib/types/events.ts

@@ -104,6 +104,8 @@ export const FEATURE_UNFAVORITED = 'feature-unfavorited';
 export const PROJECT_FAVORITED = 'project-favorited';
 export const PROJECT_UNFAVORITED = 'project-unfavorited';
 
+export const FEATURES_EXPORTED = 'features-exported';
+
 export interface IBaseEvent {
     type: string;
     createdBy: string;

src/lib/types/stores/feature-environment-store.ts

@@ -15,6 +15,10 @@ export interface IFeatureEnvironmentStore
     getEnvironmentsForFeature(
         featureName: string,
     ): Promise<IFeatureEnvironment[]>;
+    getAllByFeatures(
+        features: string[],
+        environment?: string,
+    ): Promise<IFeatureEnvironment[]>;
     isEnvironmentEnabled(
         featureName: string,
         environment: string,

src/test/e2e/api/admin/export-import.e2e.test.ts

@@ -12,10 +12,12 @@ import {
     IFeatureStrategy,
     IFeatureToggleStore,
     IProjectStore,
+    ISegment,
     IStrategyConfig,
 } from 'lib/types';
 import { DEFAULT_ENV } from '../../../../lib/util';
 import { IImportDTO } from '../../../../lib/services/export-import-service';
+import { ContextFieldSchema } from '../../../../lib/openapi';
 
 let app: IUnleashTest;
 let db: ITestDb;
@@ -30,9 +32,19 @@ const defaultStrategy: IStrategyConfig = {
     constraints: [],
 };
 
+const defaultContext: ContextFieldSchema = {
+    name: 'region',
+    description: 'A region',
+    legalValues: [
+        { value: 'north' },
+        { value: 'south', description: 'south-desc' },
+    ],
+};
+
 const createToggle = async (
     toggle: FeatureToggleDTO,
     strategy: Omit<IStrategyConfig, 'id'> = defaultStrategy,
+    tags: string[] = [],
     projectId: string = 'default',
     username: string = 'test',
 ) => {
@@ -48,6 +60,26 @@ const createToggle = async (
             username,
         );
     }
+    await Promise.all(
+        tags.map(async (tag) => {
+            return app.services.featureTagService.addTag(
+                toggle.name,
+                {
+                    type: 'simple',
+                    value: tag,
+                },
+                username,
+            );
+        }),
+    );
+};
+
+const createContext = async (context: ContextFieldSchema = defaultContext) => {
+    await app.request
+        .post('/api/admin/context')
+        .send(context)
+        .set('Content-Type', 'application/json')
+        .expect(201);
 };
 
 const createProject = async (project: string, environment: string) => {
@@ -68,6 +100,12 @@ const createProject = async (project: string, environment: string) => {
         .expect(200);
 };
 
+const createSegment = (postData: object): Promise<ISegment> => {
+    return app.services.segmentService.create(postData, {
+        email: 'test@example.com',
+    });
+};
+
 beforeAll(async () => {
     db = await dbInit('export_import_api_serial', getLogger);
     app = await setupAppWithCustomConfig(db.stores, {
@@ -97,6 +135,7 @@ afterAll(async () => {
 
 test('exports features', async () => {
     await createProject('default', 'default');
+    const segment = await createSegment({ name: 'S3', constraints: [] });
     const strategy = {
         name: 'default',
         parameters: { rollout: '100', stickiness: 'default' },
@@ -107,6 +146,7 @@ test('exports features', async () => {
                 operator: 'IN' as const,
             },
         ],
+        segments: [segment.id],
     };
     await createToggle(
         {
@@ -150,6 +190,106 @@ test('exports features', async () => {
     });
 });
 
+test('should export custom context fields', async () => {
+    await createProject('default', 'default');
+    const context = {
+        name: 'test-export',
+        legalValues: [
+            { value: 'estonia' },
+            { value: 'norway' },
+            { value: 'poland' },
+        ],
+    };
+    await createContext(context);
+    const strategy = {
+        name: 'default',
+        parameters: { rollout: '100', stickiness: 'default' },
+        constraints: [
+            {
+                contextName: context.name,
+                values: ['estonia', 'norway'],
+                operator: 'IN' as const,
+            },
+        ],
+    };
+    await createToggle(
+        {
+            name: 'first_feature',
+            description: 'the #1 feature',
+        },
+        strategy,
+    );
+
+    const { body } = await app.request
+        .post('/api/admin/features-batch/export')
+        .send({
+            features: ['first_feature'],
+            environment: 'default',
+        })
+        .set('Content-Type', 'application/json')
+        .expect(200);
+
+    const { name, ...resultStrategy } = strategy;
+    expect(body).toMatchObject({
+        features: [
+            {
+                name: 'first_feature',
+            },
+        ],
+        featureStrategies: [resultStrategy],
+        featureEnvironments: [
+            {
+                enabled: false,
+                environment: 'default',
+                featureName: 'first_feature',
+                variants: [],
+            },
+        ],
+        contextFields: [context],
+    });
+});
+
+test('should export tags', async () => {
+    const featureName = 'first_feature';
+    await createProject('default', 'default');
+    await createToggle(
+        {
+            name: featureName,
+            description: 'the #1 feature',
+        },
+        defaultStrategy,
+        ['tag1'],
+    );
+
+    const { body } = await app.request
+        .post('/api/admin/features-batch/export')
+        .send({
+            features: ['first_feature'],
+            environment: 'default',
+        })
+        .set('Content-Type', 'application/json')
+        .expect(200);
+
+    const { name, ...resultStrategy } = defaultStrategy;
+    expect(body).toMatchObject({
+        features: [
+            {
+                name: 'first_feature',
+            },
+        ],
+        featureStrategies: [resultStrategy],
+        featureEnvironments: [
+            {
+                enabled: false,
+                environment: 'default',
+                featureName: 'first_feature',
+                variants: [],
+            },
+        ],
+        featureTags: [{ featureName, tagValue: 'tag1' }],
+    });
+});
+
 test('returns all features, when no feature was defined', async () => {
     await createProject('default', 'default');
     await createToggle({
@@ -225,6 +365,7 @@ test('import features to existing project and environment', async () => {
                     environment: 'irrelevant',
                 },
             ],
+            contextFields: [],
         },
         project: project,
         environment: environment,

src/test/e2e/api/openapi/__snapshots__/openapi.e2e.test.ts.snap

@@ -1037,6 +1037,9 @@ exports[`should serve the OpenAPI spec 1`] = `
       "exportQuerySchema": {
         "additionalProperties": false,
         "properties": {
+          "downloadFile": {
+            "type": "boolean",
+          },
           "environment": {
             "type": "string",
           },
@@ -1057,12 +1060,30 @@ exports[`should serve the OpenAPI spec 1`] = `
       "exportResultSchema": {
         "additionalProperties": false,
         "properties": {
+          "contextFields": {
+            "items": {
+              "$ref": "#/components/schemas/contextFieldSchema",
+            },
+            "type": "array",
+          },
+          "featureEnvironments": {
+            "items": {
+              "$ref": "#/components/schemas/featureEnvironmentSchema",
+            },
+            "type": "array",
+          },
           "featureStrategies": {
             "items": {
               "$ref": "#/components/schemas/featureStrategySchema",
             },
             "type": "array",
           },
+          "featureTags": {
+            "items": {
+              "$ref": "#/components/schemas/featureTagSchema",
+            },
+            "type": "array",
+          },
           "features": {
             "items": {
               "$ref": "#/components/schemas/featureSchema",

src/test/fixtures/fake-feature-environment-store.ts

@@ -218,4 +218,13 @@ export default class FakeFeatureEnvironmentStore
     ): Promise<void> {
         throw new Error('Method not implemented.');
     }
+
+    getAllByFeatures(
+        // eslint-disable-next-line @typescript-eslint/no-unused-vars
+        features: string[],
+        // eslint-disable-next-line @typescript-eslint/no-unused-vars
+        environment?: string,
+    ): Promise<IFeatureEnvironment[]> {
+        throw new Error('Method not implemented.');
+    }
 }