From 4737ba49bbab71fdcda6944329a665c39710de75 Mon Sep 17 00:00:00 2001
From: Yan Zeng <46499415+zengyan-amazon@users.noreply.github.com>
Date: Tue, 2 Aug 2022 15:09:33 -0700
Subject: [PATCH] Add empty data source plugin (#2052)

Adds empty data source plugin.

Signed-off-by: Kristen Tian <tyarong@amazon.com>
---
 src/plugins/data_source/README.md             | 13 +++++++++
 src/plugins/data_source/common/index.ts       |  7 +++++
 .../data_source/opensearch_dashboards.json    |  9 ++++++
 src/plugins/data_source/server/index.ts       | 24 +++++++++++++++
 src/plugins/data_source/server/plugin.ts      | 29 +++++++++++++++++++
 src/plugins/data_source/server/types.ts       |  9 ++++++
 6 files changed, 91 insertions(+)
 create mode 100755 src/plugins/data_source/README.md
 create mode 100644 src/plugins/data_source/common/index.ts
 create mode 100644 src/plugins/data_source/opensearch_dashboards.json
 create mode 100644 src/plugins/data_source/server/index.ts
 create mode 100644 src/plugins/data_source/server/plugin.ts
 create mode 100644 src/plugins/data_source/server/types.ts

diff --git a/src/plugins/data_source/README.md b/src/plugins/data_source/README.md
new file mode 100755
index 000000000000..7ccdeb62b7c4
--- /dev/null
+++ b/src/plugins/data_source/README.md
@@ -0,0 +1,13 @@
+# data_source
+
+A OpenSearch Dashboards plugin
+
+This plugin introduce OpenSearch data source into OpenSearch Dashboards, and provides related functions to connect to OpenSearch data sources.
+
+---
+
+## Development
+
+See the [OpenSearch Dashboards contributing
+guide](https://github.com/opensearch-project/OpenSearch-Dashboards/blob/main/CONTRIBUTING.md) for instructions
+setting up your development environment.
diff --git a/src/plugins/data_source/common/index.ts b/src/plugins/data_source/common/index.ts
new file mode 100644
index 000000000000..10fde727a706
--- /dev/null
+++ b/src/plugins/data_source/common/index.ts
@@ -0,0 +1,7 @@
+/*
+ * Copyright OpenSearch Contributors
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+export const PLUGIN_ID = 'dataSource';
+export const PLUGIN_NAME = 'data_source';
diff --git a/src/plugins/data_source/opensearch_dashboards.json b/src/plugins/data_source/opensearch_dashboards.json
new file mode 100644
index 000000000000..e6556eca7988
--- /dev/null
+++ b/src/plugins/data_source/opensearch_dashboards.json
@@ -0,0 +1,9 @@
+{
+  "id": "dataSource",
+  "version": "opensearchDashboards",
+  "opensearchDashboardsVersion": "opensearchDashboards",
+  "server": true,
+  "ui": false,
+  "requiredPlugins": [],
+  "optionalPlugins": []
+}
diff --git a/src/plugins/data_source/server/index.ts b/src/plugins/data_source/server/index.ts
new file mode 100644
index 000000000000..41df94090986
--- /dev/null
+++ b/src/plugins/data_source/server/index.ts
@@ -0,0 +1,24 @@
+/*
+ * Copyright OpenSearch Contributors
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+import { schema, TypeOf } from '@osd/config-schema';
+import { PluginConfigDescriptor, PluginInitializerContext } from 'src/core/server';
+import { DataSourcePlugin } from './plugin';
+
+export const configSchema = schema.object({
+  enabled: schema.boolean({ defaultValue: false }),
+});
+
+export type DataSourcePluginConfigType = TypeOf<typeof configSchema>;
+
+export const config: PluginConfigDescriptor<DataSourcePluginConfigType> = {
+  schema: configSchema,
+};
+
+export function plugin(initializerContext: PluginInitializerContext) {
+  return new DataSourcePlugin(initializerContext);
+}
+
+export { DataSourcePluginSetup, DataSourcePluginStart } from './types';
diff --git a/src/plugins/data_source/server/plugin.ts b/src/plugins/data_source/server/plugin.ts
new file mode 100644
index 000000000000..dc5c53b9cfb2
--- /dev/null
+++ b/src/plugins/data_source/server/plugin.ts
@@ -0,0 +1,29 @@
+/*
+ * Copyright OpenSearch Contributors
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+import { PluginInitializerContext, CoreSetup, CoreStart, Plugin, Logger } from 'src/core/server';
+
+import { DataSourcePluginSetup, DataSourcePluginStart } from './types';
+
+export class DataSourcePlugin implements Plugin<DataSourcePluginSetup, DataSourcePluginStart> {
+  private readonly logger: Logger;
+
+  constructor(initializerContext: PluginInitializerContext) {
+    this.logger = initializerContext.logger.get();
+  }
+
+  public setup(core: CoreSetup) {
+    this.logger.debug('data_source: Setup');
+
+    return {};
+  }
+
+  public start(core: CoreStart) {
+    this.logger.debug('data_source: Started');
+    return {};
+  }
+
+  public stop() {}
+}
diff --git a/src/plugins/data_source/server/types.ts b/src/plugins/data_source/server/types.ts
new file mode 100644
index 000000000000..a70c8c1bf199
--- /dev/null
+++ b/src/plugins/data_source/server/types.ts
@@ -0,0 +1,9 @@
+/*
+ * Copyright OpenSearch Contributors
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+// eslint-disable-next-line @typescript-eslint/no-empty-interface
+export interface DataSourcePluginSetup {}
+// eslint-disable-next-line @typescript-eslint/no-empty-interface
+export interface DataSourcePluginStart {}