Load installed server add-ons

Reviewed By: nikoant

Differential Revision: D34300475

fbshipit-source-id: 6bb6c0ab811e28806a0924b3487931bdb0dd2c59

desktop/flipper-common/src/ServerAddOn.tsx

@@ -13,6 +13,10 @@ import {
   FlipperServerEvents,
 } from './server-types';
 
+export type ServerAddOnStartDetails =
+  | {isBundled: true; path?: never}
+  | {isBundled?: false; path: string};
+
 export interface ServerAddOnControls {
   start: FlipperServerCommands['plugins-server-add-on-start'];
   stop: FlipperServerCommands['plugins-server-add-on-stop'];

desktop/flipper-common/src/server-types.tsx

@@ -17,6 +17,7 @@ import {
   OS as PluginOS,
   UpdatablePluginDetails,
 } from './PluginDetails';
+import {ServerAddOnStartDetails} from './ServerAddOn';
 import {
   EnvironmentInfo,
   LauncherSettings,
@@ -252,6 +253,7 @@ export type FlipperServerCommands = {
   'plugins-remove-plugins': (names: string[]) => Promise<void>;
   'plugins-server-add-on-start': (
     pluginName: string,
+    details: ServerAddOnStartDetails,
     owner: string,
   ) => Promise<void>;
   'plugins-server-add-on-stop': (

desktop/flipper-plugin/src/plugin/PluginBase.tsx

@@ -510,12 +510,20 @@ export abstract class BasePluginInstance {
   protected abstract serverAddOnOwner: string;
 
   protected startServerAddOn() {
-    const {serverAddOn, name} = this.definition.details;
-    if (serverAddOn) {
-      this.serverAddOnControls.start(name, this.serverAddOnOwner).catch((e) => {
+    const pluginDetails = this.definition.details;
+    if (pluginDetails.serverAddOn) {
+      this.serverAddOnControls
+        .start(
+          pluginDetails.name,
+          pluginDetails.isBundled
+            ? {isBundled: true}
+            : {path: pluginDetails.serverAddOnEntry!},
+          this.serverAddOnOwner,
+        )
+        .catch((e) => {
           console.warn(
             'Failed to start a server add on',
-          name,
+            pluginDetails.name,
             this.serverAddOnOwner,
             e,
           );

desktop/flipper-server-core/src/FlipperServerImpl.tsx

@@ -419,8 +419,8 @@ export class FlipperServerImpl implements FlipperServer {
     'plugins-install-from-npm': (name) =>
       this.pluginManager.installPluginFromNpm(name),
     'plugin-source': (path) => this.pluginManager.loadSource(path),
-    'plugins-server-add-on-start': (pluginName, owner) =>
-      this.pluginManager.startServerAddOn(pluginName, owner),
+    'plugins-server-add-on-start': (pluginName, details, owner) =>
+      this.pluginManager.startServerAddOn(pluginName, details, owner),
     // TODO: Figure out if it needs to be async
     'plugins-server-add-on-stop': async (pluginName, owner) =>
       this.pluginManager.stopServerAddOn(pluginName, owner),

desktop/flipper-server-core/src/plugins/PluginManager.tsx

@@ -18,6 +18,7 @@ import {
   ExecuteMessage,
   FlipperServerForServerAddOn,
   InstalledPluginDetails,
+  ServerAddOnStartDetails,
 } from 'flipper-common';
 import {getStaticPath} from '../utils/pathUtils';
 import {loadDynamicPlugins} from './loadDynamicPlugins';
@@ -173,7 +174,11 @@ export class PluginManager {
     return this.serverAddOns.get(message.params.api);
   }
 
-  async startServerAddOn(pluginName: string, owner: string) {
+  async startServerAddOn(
+    pluginName: string,
+    details: ServerAddOnStartDetails,
+    owner: string,
+  ) {
     console.debug('PluginManager.startServerAddOn', pluginName);
     const existingServerAddOn = this.serverAddOns.get(pluginName);
     if (existingServerAddOn) {
@@ -188,6 +193,7 @@ export class PluginManager {
 
     const newServerAddOn = await ServerAddOn.start(
       pluginName,
+      details,
       owner,
       () => this.serverAddOns.delete(pluginName),
       this.flipperServer,

desktop/flipper-server-core/src/plugins/ServerAddOn.tsx

@@ -13,6 +13,7 @@ import {
   FlipperServerForServerAddOn,
   ServerAddOnCleanup,
   ServerAddOn as ServerAddOnFn,
+  ServerAddOnStartDetails,
 } from 'flipper-common';
 import {ServerAddOnDesktopToModuleConnection} from './ServerAddOnDesktopToModuleConnection';
 import {ServerAddOnModuleToDesktopConnection} from './ServerAddOnModuleToDesktopConnection';
@@ -23,16 +24,29 @@ interface ServerAddOnModule {
   default: ServerAddOnFn;
 }
 
-const loadPlugin = (pluginName: string): ServerAddOnModule => {
-  console.debug('loadPlugin', pluginName);
+const loadPlugin = (
+  pluginName: string,
+  details: ServerAddOnStartDetails,
+): ServerAddOnModule => {
+  console.debug('loadPlugin', pluginName, details);
 
+  if (details.isBundled) {
     const bundledPlugin = defaultPlugins[pluginName];
-  if (bundledPlugin) {
+    assertNotNull(
+      bundledPlugin,
+      `loadPlugin (isBundled = true) -> plugin ${pluginName} not found.`,
+    );
     return bundledPlugin;
   }
 
-  // TODO: Use getInstalledPlugin
-  return {default: async () => async () => {}};
+  assertNotNull(
+    details.path,
+    `loadPlugin (isBundled = false) -> server add-on path is empty plugin ${pluginName}.`,
+  );
+
+  // eslint-disable-next-line no-eval
+  const serverAddOnModule = eval(`require("${details.path}")`);
+  return serverAddOnModule;
 };
 
 // TODO: Fix potential race conditions when starting/stopping concurrently
@@ -50,13 +64,14 @@ export class ServerAddOn {
 
   static async start(
     pluginName: string,
+    details: ServerAddOnStartDetails,
     initialOwner: string,
     onStop: () => void,
     flipperServer: FlipperServerForServerAddOn,
   ): Promise<ServerAddOn> {
-    console.info('ServerAddOn.start', pluginName);
+    console.info('ServerAddOn.start', pluginName, details);
 
-    const {default: serverAddOn} = loadPlugin(pluginName);
+    const {default: serverAddOn} = loadPlugin(pluginName, details);
     assertNotNull(serverAddOn);
     assert(
       typeof serverAddOn === 'function',

desktop/flipper-ui-core/src/utils/createServerAddOnControls.tsx

@@ -45,8 +45,13 @@ export const createServerAddOnControls = (
   };
 
   return {
-    start: (pluginName, owner) =>
-      flipperServer.exec('plugins-server-add-on-start', pluginName, owner),
+    start: (pluginName, details, owner) =>
+      flipperServer.exec(
+        'plugins-server-add-on-start',
+        pluginName,
+        details,
+        owner,
+      ),
     stop: (pluginName, owner) =>
       flipperServer.exec('plugins-server-add-on-stop', pluginName, owner),
     sendMessage: async (pluginName, method, params) => {