[Backport 2.x] Adds plugin manifest config to define OpenSearch plugin dependency and verifies if it is installed on the cluster

src/core/public/plugins/plugins_service.test.ts

@@ -84,6 +84,7 @@ function createManifest(
     version: 'some-version',
     configPath: ['path'],
     requiredPlugins: required,
+    requiredOpenSearchPlugins: optional,
     optionalPlugins: optional,
     requiredBundles: [],
   };

src/core/server/plugins/discovery/plugin_manifest_parser.test.ts

@@ -247,6 +247,79 @@ test('return error when manifest contains unrecognized properties', async () =>
   });
 });
 
+describe('requiredOpenSearchPlugins', () => {
+  test('return error when plugin `requiredOpenSearchPlugins` is a string and not an array of string', async () => {
+    mockReadFilePromise.mockResolvedValue(
+      Buffer.from(
+        JSON.stringify({
+          id: 'id1',
+          version: '7.0.0',
+          server: true,
+          requiredOpenSearchPlugins: 'abc',
+        })
+      )
+    );
+
+    await expect(parseManifest(pluginPath, packageInfo, logger)).rejects.toMatchObject({
+      message: `The "requiredOpenSearchPlugins" in plugin manifest for "id1" should be an array of strings. (invalid-manifest, ${pluginManifestPath})`,
+      type: PluginDiscoveryErrorType.InvalidManifest,
+      path: pluginManifestPath,
+    });
+  });
+
+  test('return error when `requiredOpenSearchPlugins` is not a string', async () => {
+    mockReadFilePromise.mockResolvedValue(
+      Buffer.from(JSON.stringify({ id: 'id2', version: '7.0.0', requiredOpenSearchPlugins: 2 }))
+    );
+
+    await expect(parseManifest(pluginPath, packageInfo, logger)).rejects.toMatchObject({
+      message: `The "requiredOpenSearchPlugins" in plugin manifest for "id2" should be an array of strings. (invalid-manifest, ${pluginManifestPath})`,
+      type: PluginDiscoveryErrorType.InvalidManifest,
+      path: pluginManifestPath,
+    });
+  });
+
+  test('return error when plugin requiredOpenSearchPlugins is an array that contains non-string values', async () => {
+    mockReadFilePromise.mockResolvedValue(
+      Buffer.from(
+        JSON.stringify({ id: 'id3', version: '7.0.0', requiredOpenSearchPlugins: ['plugin1', 2] })
+      )
+    );
+
+    await expect(parseManifest(pluginPath, packageInfo, logger)).rejects.toMatchObject({
+      message: `The "requiredOpenSearchPlugins" in plugin manifest for "id3" should be an array of strings. (invalid-manifest, ${pluginManifestPath})`,
+      type: PluginDiscoveryErrorType.InvalidManifest,
+      path: pluginManifestPath,
+    });
+  });
+
+  test('Happy path when plugin `requiredOpenSearchPlugins` is an array of string', async () => {
+    mockReadFilePromise.mockResolvedValue(
+      Buffer.from(
+        JSON.stringify({
+          id: 'id1',
+          version: '7.0.0',
+          server: true,
+          requiredOpenSearchPlugins: ['plugin1', 'plugin2'],
+        })
+      )
+    );
+
+    await expect(parseManifest(pluginPath, packageInfo, logger)).resolves.toEqual({
+      id: 'id1',
+      configPath: 'id_1',
+      version: '7.0.0',
+      opensearchDashboardsVersion: '7.0.0',
+      optionalPlugins: [],
+      requiredPlugins: [],
+      requiredOpenSearchPlugins: ['plugin1', 'plugin2'],
+      requiredBundles: [],
+      server: true,
+      ui: false,
+    });
+  });
+});
+
 describe('configPath', () => {
   test('falls back to plugin id if not specified', async () => {
     mockReadFilePromise.mockResolvedValue(
@@ -301,6 +374,7 @@ test('set defaults for all missing optional fields', async () => {
     opensearchDashboardsVersion: '7.0.0',
     optionalPlugins: [],
     requiredPlugins: [],
+    requiredOpenSearchPlugins: [],
     requiredBundles: [],
     server: true,
     ui: false,
@@ -317,6 +391,7 @@ test('return all set optional fields as they are in manifest', async () => {
         opensearchDashboardsVersion: '7.0.0',
         requiredPlugins: ['some-required-plugin', 'some-required-plugin-2'],
         optionalPlugins: ['some-optional-plugin'],
+        requiredOpenSearchPlugins: ['test-opensearch-plugin-1', 'test-opensearch-plugin-2'],
         ui: true,
       })
     )
@@ -330,6 +405,7 @@ test('return all set optional fields as they are in manifest', async () => {
     optionalPlugins: ['some-optional-plugin'],
     requiredBundles: [],
     requiredPlugins: ['some-required-plugin', 'some-required-plugin-2'],
+    requiredOpenSearchPlugins: ['test-opensearch-plugin-1', 'test-opensearch-plugin-2'],
     server: false,
     ui: true,
   });
@@ -344,6 +420,7 @@ test('return manifest when plugin expected OpenSearch Dashboards version matches
         version: 'some-version',
         opensearchDashboardsVersion: '7.0.0-alpha2',
         requiredPlugins: ['some-required-plugin'],
+        requiredOpenSearchPlugins: [],
         server: true,
       })
     )
@@ -356,6 +433,7 @@ test('return manifest when plugin expected OpenSearch Dashboards version matches
     opensearchDashboardsVersion: '7.0.0-alpha2',
     optionalPlugins: [],
     requiredPlugins: ['some-required-plugin'],
+    requiredOpenSearchPlugins: [],
     requiredBundles: [],
     server: true,
     ui: false,
@@ -383,6 +461,7 @@ test('return manifest when plugin expected OpenSearch Dashboards version is `ope
     opensearchDashboardsVersion: 'opensearchDashboards',
     optionalPlugins: [],
     requiredPlugins: ['some-required-plugin'],
+    requiredOpenSearchPlugins: [],
     requiredBundles: [],
     server: true,
     ui: true,

src/core/server/plugins/discovery/plugin_manifest_parser.ts

@@ -61,6 +61,7 @@ const KNOWN_MANIFEST_FIELDS = (() => {
     version: true,
     configPath: true,
     requiredPlugins: true,
+    requiredOpenSearchPlugins: true,
     optionalPlugins: true,
     ui: true,
     server: true,
@@ -156,6 +157,28 @@ export async function parseManifest(
     );
   }
 
+  if (
+    manifest.requiredOpenSearchPlugins !== undefined &&
+    (!Array.isArray(manifest.requiredOpenSearchPlugins) ||
+      !manifest.requiredOpenSearchPlugins.every((plugin) => typeof plugin === 'string'))
+  ) {
+    throw PluginDiscoveryError.invalidManifest(
+      manifestPath,
+      new Error(
+        `The "requiredOpenSearchPlugins" in plugin manifest for "${manifest.id}" should be an array of strings.`
+      )
+    );
+  }
+
+  if (
+    Array.isArray(manifest.requiredOpenSearchPlugins) &&
+    manifest.requiredOpenSearchPlugins.length > 0
+  ) {
+    log.info(
+      `Plugin ${manifest.id} has a dependency on following OpenSearch plugin(s): "${manifest.requiredOpenSearchPlugins}".`
+    );
+  }
+
   const expectedOpenSearchDashboardsVersion =
     typeof manifest.opensearchDashboardsVersion === 'string' && manifest.opensearchDashboardsVersion
       ? manifest.opensearchDashboardsVersion
@@ -198,6 +221,9 @@ export async function parseManifest(
     opensearchDashboardsVersion: expectedOpenSearchDashboardsVersion,
     configPath: manifest.configPath || snakeCase(manifest.id),
     requiredPlugins: Array.isArray(manifest.requiredPlugins) ? manifest.requiredPlugins : [],
+    requiredOpenSearchPlugins: Array.isArray(manifest.requiredOpenSearchPlugins)
+      ? manifest.requiredOpenSearchPlugins
+      : [],
     optionalPlugins: Array.isArray(manifest.optionalPlugins) ? manifest.optionalPlugins : [],
     requiredBundles: Array.isArray(manifest.requiredBundles) ? manifest.requiredBundles : [],
     ui: includesUiPlugin,

src/core/server/plugins/integration_tests/plugins_service.test.ts

@@ -57,6 +57,7 @@ describe('PluginsService', () => {
       disabled = false,
       version = 'some-version',
       requiredPlugins = [],
+      requiredOpenSearchPlugins = [],
       requiredBundles = [],
       optionalPlugins = [],
       opensearchDashboardsVersion = '7.0.0',
@@ -68,6 +69,7 @@ describe('PluginsService', () => {
       disabled?: boolean;
       version?: string;
       requiredPlugins?: string[];
+      requiredOpenSearchPlugins?: string[];
       requiredBundles?: string[];
       optionalPlugins?: string[];
       opensearchDashboardsVersion?: string;
@@ -84,6 +86,7 @@ describe('PluginsService', () => {
         configPath: `${configPath}${disabled ? '-disabled' : ''}`,
         opensearchDashboardsVersion,
         requiredPlugins,
+        requiredOpenSearchPlugins,
         requiredBundles,
         optionalPlugins,
         server,

src/core/server/plugins/plugin.test.ts

@@ -69,6 +69,7 @@ function createPluginManifest(manifestProps: Partial<PluginManifest> = {}): Plug
     configPath: 'path',
     opensearchDashboardsVersion: '7.0.0',
     requiredPlugins: ['some-required-dep'],
+    requiredOpenSearchPlugins: ['some-os-plugins'],
     optionalPlugins: ['some-optional-dep'],
     requiredBundles: [],
     server: true,

src/core/server/plugins/plugin.ts

@@ -66,6 +66,7 @@ export class PluginWrapper<
   public readonly configPath: PluginManifest['configPath'];
   public readonly requiredPlugins: PluginManifest['requiredPlugins'];
   public readonly optionalPlugins: PluginManifest['optionalPlugins'];
+  public readonly requiredOpenSearchPlugins: PluginManifest['requiredOpenSearchPlugins'];
   public readonly requiredBundles: PluginManifest['requiredBundles'];
   public readonly includesServerPlugin: PluginManifest['server'];
   public readonly includesUiPlugin: PluginManifest['ui'];
@@ -95,6 +96,7 @@ export class PluginWrapper<
     this.configPath = params.manifest.configPath;
     this.requiredPlugins = params.manifest.requiredPlugins;
     this.optionalPlugins = params.manifest.optionalPlugins;
+    this.requiredOpenSearchPlugins = params.manifest.requiredOpenSearchPlugins;
     this.requiredBundles = params.manifest.requiredBundles;
     this.includesServerPlugin = params.manifest.server;
     this.includesUiPlugin = params.manifest.ui;

src/core/server/plugins/plugin_context.test.ts

@@ -56,6 +56,7 @@ function createPluginManifest(manifestProps: Partial<PluginManifest> = {}): Plug
     configPath: 'path',
     opensearchDashboardsVersion: '7.0.0',
     requiredPlugins: ['some-required-dep'],
+    requiredOpenSearchPlugins: ['some-backend-plugin'],
     requiredBundles: [],
     optionalPlugins: ['some-optional-dep'],
     server: true,

src/core/server/plugins/plugins_service.test.ts

@@ -78,6 +78,7 @@ const createPlugin = (
     disabled = false,
     version = 'some-version',
     requiredPlugins = [],
+    requiredOpenSearchPlugins = [],
     requiredBundles = [],
     optionalPlugins = [],
     opensearchDashboardsVersion = '7.0.0',
@@ -89,6 +90,7 @@ const createPlugin = (
     disabled?: boolean;
     version?: string;
     requiredPlugins?: string[];
+    requiredOpenSearchPlugins?: string[];
     requiredBundles?: string[];
     optionalPlugins?: string[];
     opensearchDashboardsVersion?: string;
@@ -105,6 +107,7 @@ const createPlugin = (
       configPath: `${configPath}${disabled ? '-disabled' : ''}`,
       opensearchDashboardsVersion,
       requiredPlugins,
+      requiredOpenSearchPlugins,
       requiredBundles,
       optionalPlugins,
       server,

src/core/server/plugins/plugins_system.test.ts

@@ -53,9 +53,16 @@ function createPlugin(
   {
     required = [],
     optional = [],
+    requiredOSPlugin = [],
     server = true,
     ui = true,
-  }: { required?: string[]; optional?: string[]; server?: boolean; ui?: boolean } = {}
+  }: {
+    required?: string[];
+    optional?: string[];
+    requiredOSPlugin?: string[];
+    server?: boolean;
+    ui?: boolean;
+  } = {}
 ) {
   return new PluginWrapper({
     path: 'some-path',
@@ -65,6 +72,7 @@ function createPlugin(
       configPath: 'path',
       opensearchDashboardsVersion: '7.0.0',
       requiredPlugins: required,
+      requiredOpenSearchPlugins: requiredOSPlugin,
       optionalPlugins: optional,
       requiredBundles: [],
       server,
@@ -187,7 +195,7 @@ test('correctly orders plugins and returns exposed values for "setup" and "start
   }
   const plugins = new Map([
     [
-      createPlugin('order-4', { required: ['order-2'] }),
+      createPlugin('order-4', { required: ['order-2'], requiredOSPlugin: ['test-plugin'] }),
       {
         setup: { 'order-2': 'added-as-2' },
         start: { 'order-2': 'started-as-2' },
@@ -244,6 +252,17 @@ test('correctly orders plugins and returns exposed values for "setup" and "start
     startContextMap.get(plugin.name)
   );
 
+  const opensearch = startDeps.opensearch;
+  opensearch.client.asInternalUser.cat.plugins.mockResolvedValue({
+    body: [
+      {
+        name: 'node-1',
+        component: 'test-plugin',
+        version: 'v1',
+      },
+    ],
+  } as any);
+
   expect([...(await pluginsSystem.setupPlugins(setupDeps))]).toMatchInlineSnapshot(`
     Array [
       Array [
@@ -484,6 +503,16 @@ describe('start', () => {
   afterAll(() => {
     jest.useRealTimers();
   });
+  const opensearch = startDeps.opensearch;
+  opensearch.client.asInternalUser.cat.plugins.mockResolvedValue({
+    body: [
+      {
+        name: 'node-1',
+        component: 'test-plugin',
+        version: 'v1',
+      },
+    ],
+  } as any);
   it('throws timeout error if "start" was not completed in 30 sec.', async () => {
     const plugin: PluginWrapper = createPlugin('timeout-start');
     jest.spyOn(plugin, 'setup').mockResolvedValue({});
@@ -517,4 +546,48 @@ describe('start', () => {
     const log = logger.get.mock.results[0].value as jest.Mocked<Logger>;
     expect(log.info).toHaveBeenCalledWith(`Starting [2] plugins: [order-1,order-0]`);
   });
+
+  it('validates opensearch plugin installation when dependency is fulfilled', async () => {
+    [
+      createPlugin('order-1', { requiredOSPlugin: ['test-plugin'] }),
+      createPlugin('order-2'),
+    ].forEach((plugin, index) => {
+      jest.spyOn(plugin, 'setup').mockResolvedValue(`setup-as-${index}`);
+      jest.spyOn(plugin, 'start').mockResolvedValue(`started-as-${index}`);
+      pluginsSystem.addPlugin(plugin);
+    });
+
+    await pluginsSystem.setupPlugins(setupDeps);
+    const pluginsStart = await pluginsSystem.startPlugins(startDeps);
+    expect(pluginsStart).toBeInstanceOf(Map);
+    expect(opensearch.client.asInternalUser.cat.plugins).toHaveBeenCalledTimes(1);
+  });
+
+  it('validates opensearch plugin installation and does not error out when plugin is not installed', async () => {
+    [
+      createPlugin('id-1', { requiredOSPlugin: ['missing-opensearch-dep'] }),
+      createPlugin('id-2'),
+    ].forEach((plugin, index) => {
+      jest.spyOn(plugin, 'setup').mockResolvedValue(`setup-as-${index}`);
+      jest.spyOn(plugin, 'start').mockResolvedValue(`started-as-${index}`);
+      pluginsSystem.addPlugin(plugin);
+    });
+
+    await pluginsSystem.setupPlugins(setupDeps);
+    const pluginsStart = await pluginsSystem.startPlugins(startDeps);
+    expect(pluginsStart).toBeInstanceOf(Map);
+    expect(opensearch.client.asInternalUser.cat.plugins).toHaveBeenCalledTimes(1);
+  });
+
+  it('validates opensearch plugin installation and does not error out when there is no dependency', async () => {
+    [createPlugin('id-1'), createPlugin('id-2')].forEach((plugin, index) => {
+      jest.spyOn(plugin, 'setup').mockResolvedValue(`setup-as-${index}`);
+      jest.spyOn(plugin, 'start').mockResolvedValue(`started-as-${index}`);
+      pluginsSystem.addPlugin(plugin);
+    });
+    await pluginsSystem.setupPlugins(setupDeps);
+    const pluginsStart = await pluginsSystem.startPlugins(startDeps);
+    expect(pluginsStart).toBeInstanceOf(Map);
+    expect(opensearch.client.asInternalUser.cat.plugins).toHaveBeenCalledTimes(1);
+  });
 });