Clean LSP related configs

x-pack/plugins/code/index.ts

@@ -41,8 +41,14 @@ export const code = (kibana: any) =>
         updateRepoFrequencyMs: Joi.number().default(moment.duration(1, 'hour').asMilliseconds()),
         // The frequency which each repo tries to index. 1 day by default.
         indexRepoFrequencyMs: Joi.number().default(moment.duration(1, 'day').asMilliseconds()),
-        // timeout a request over 30s.
-        lspRequestTimeoutMs: Joi.number().default(moment.duration(10, 'second').asMilliseconds()),
+        lsp: Joi.object({
+          // timeout of a request
+          requestTimeoutMs: Joi.number().default(moment.duration(10, 'second').asMilliseconds()),
+          // if we want the language server run in seperately
+          detach: Joi.boolean().default(false),
+          // whether we want to show more language server logs
+          verbose: Joi.boolean().default(false),
+        }),
         repos: Joi.array().default([]),
         maxWorkspace: Joi.number().default(5), // max workspace folder for each language server
         disableScheduler: Joi.boolean().default(true), // Temp option to disable all schedulers.

x-pack/plugins/code/server/__tests__/clone_worker.ts

@@ -42,7 +42,11 @@ const options = {
   queueTimeout: 60 * 60 * 1000, // 1 hour by default
   updateFreqencyMs: 5 * 60 * 1000, // 5 minutes by default
   indexFrequencyMs: 24 * 60 * 60 * 1000, // 1 day by default
-  lspRequestTimeoutMs: 5 * 60, // timeout a request over 30s
+  lsp: {
+    requestTimeoutMs: 5 * 60, // timeout a request over 30s
+    detach: false,
+    verbose: false,
+  },
   repos: [],
   maxWorkspace: 5, // max workspace folder for each language server
   disableScheduler: true, // Temp option to disable all schedulers.

x-pack/plugins/code/server/__tests__/git_operations.ts

@@ -83,7 +83,11 @@ describe('git_operations', () => {
     queueTimeout: 60 * 60 * 1000, // 1 hour by default
     updateFreqencyMs: 5 * 60 * 1000, // 5 minutes by default
     indexFrequencyMs: 24 * 60 * 60 * 1000, // 1 day by default
-    lspRequestTimeoutMs: 5 * 60, // timeout a request over 30s
+    lsp: {
+      requestTimeoutMs: 5 * 60, // timeout a request over 30s
+      detach: false,
+      verbose: false,
+    },
     repos: [],
     maxWorkspace: 5, // max workspace folder for each language server
     disableScheduler: true, // Temp option to disable all schedulers.

x-pack/plugins/code/server/__tests__/lsp_indexer_test.ts

@@ -69,7 +69,11 @@ const options = {
   queueTimeout: 60 * 60 * 1000, // 1 hour by default
   updateFreqencyMs: 5 * 60 * 1000, // 5 minutes by default
   indexFrequencyMs: 24 * 60 * 60 * 1000, // 1 day by default
-  lspRequestTimeoutMs: 5 * 60, // timeout a request over 30s
+  lsp: {
+    requestTimeoutMs: 5 * 60, // timeout a request over 30s
+    detach: false,
+    verbose: false,
+  },
   repos: [],
   maxWorkspace: 5, // max workspace folder for each language server
   disableScheduler: true, // Temp option to disable all schedulers.

x-pack/plugins/code/server/__tests__/lsp_service.ts

@@ -48,7 +48,11 @@ describe('lsp_service tests', () => {
     queueTimeout: 60 * 60 * 1000, // 1 hour by default
     updateFreqencyMs: 5 * 60 * 1000, // 5 minutes by default
     indexFrequencyMs: 24 * 60 * 60 * 1000, // 1 day by default
-    lspRequestTimeoutMs: 5 * 60, // timeout a request over 30s
+    lsp: {
+      requestTimeoutMs: 5 * 60, // timeout a request over 30s
+      detach: false,
+      verbose: false,
+    },
     repos: [],
     maxWorkspace: 5, // max workspace folder for each language server
     disableScheduler: true, // Temp option to disable all schedulers.

x-pack/plugins/code/server/lsp/controller.ts

@@ -47,7 +47,6 @@ export class LanguageServerController implements ILanguageServerHandler {
   // a { lang -> server } map from above list
   private readonly languageServerMap: { [lang: string]: LanguageServerData };
   private log: Logger;
-  private readonly detach: boolean = process.env.LSP_DETACH === 'true';
 
   constructor(
     readonly options: ServerOptions,
@@ -62,7 +61,7 @@ export class LanguageServerController implements ILanguageServerHandler {
       builtinWorkspaceFolders: def.builtinWorkspaceFolders,
       languages: def.languages,
       maxWorkspace: options.maxWorkspace,
-      launcher: new def.launcher(this.targetHost, this.detach, options, loggerFactory),
+      launcher: new def.launcher(this.targetHost, options, loggerFactory),
     }));
     this.languageServerMap = this.languageServers.reduce(
       (map, ls) => {
@@ -241,7 +240,7 @@ export class LanguageServerController implements ILanguageServerHandler {
     const ls = this.languageServerMap[lang];
     if (ls) {
       if (
-        !this.detach &&
+        !this.options.lsp.detach &&
         this.installManager.status(ls.definition) !== LanguageServerStatus.READY
       ) {
         throw new ResponseError(

x-pack/plugins/code/server/lsp/go_launcher.ts

@@ -14,7 +14,6 @@ export class GoLauncher implements ILanguageServerLauncher {
   private isRunning: boolean = false;
   constructor(
     readonly targetHost: string,
-    readonly detach: boolean,
     readonly options: ServerOptions,
     readonly loggerFactory: LoggerFactory
   ) {}
@@ -26,7 +25,7 @@ export class GoLauncher implements ILanguageServerLauncher {
     const port = 2091;
 
     const log = this.loggerFactory.getLogger(['code', `go@${this.targetHost}:${port}`]);
-    const proxy = new LanguageServerProxy(port, this.targetHost, log);
+    const proxy = new LanguageServerProxy(port, this.targetHost, log, this.options.lsp);
 
     log.info('Detach mode, expected langserver launch externally');
     proxy.onConnected(() => {

x-pack/plugins/code/server/lsp/java_launcher.ts

@@ -21,7 +21,6 @@ export class JavaLauncher implements ILanguageServerLauncher {
   private isRunning: boolean = false;
   constructor(
     readonly targetHost: string,
-    readonly detach: boolean,
     readonly options: ServerOptions,
     readonly loggerFactory: LoggerFactory
   ) {}
@@ -32,13 +31,13 @@ export class JavaLauncher implements ILanguageServerLauncher {
   public async launch(builtinWorkspace: boolean, maxWorkspace: number, installationPath: string) {
     let port = 2090;
 
-    if (!this.detach) {
+    if (!this.options) {
       port = await getPort();
     }
     const log = this.loggerFactory.getLogger(['code', `java@${this.targetHost}:${port}`]);
-    const proxy = new LanguageServerProxy(port, this.targetHost, log);
+    const proxy = new LanguageServerProxy(port, this.targetHost, log, this.options.lsp);
     proxy.awaitServerConnection();
-    if (this.detach) {
+    if (this.options.lsp.detach) {
       // detach mode
       proxy.onConnected(() => {
         this.isRunning = true;

x-pack/plugins/code/server/lsp/language_server_launcher.test.ts

@@ -20,6 +20,10 @@ const tmpDataPath = fs.mkdtempSync(path.join(os.tmpdir(), 'code_test'));
 const options: ServerOptions = {
   workspacePath: `${tmpDataPath}/workspace`,
   jdtWorkspacePath: `${tmpDataPath}/jdt`,
+  // @ts-ignore
+  lsp: {
+    detach: false,
+  },
 };
 
 beforeAll(async () => {
@@ -40,13 +44,7 @@ function delay(seconds: number) {
 }
 
 test('typescript language server could be shutdown', async () => {
-  // @ts-ignore
-  const tsLauncher = new TypescriptServerLauncher(
-    'localhost',
-    false,
-    options,
-    new ConsoleLoggerFactory()
-  );
+  const tsLauncher = new TypescriptServerLauncher('localhost', options, new ConsoleLoggerFactory());
   const proxy = await tsLauncher.launch(true, 1, TYPESCRIPT.embedPath!);
   await proxy.initialize(options.workspacePath);
   await delay(2);

x-pack/plugins/code/server/lsp/language_server_launcher.ts

@@ -20,7 +20,6 @@ export interface ILanguageServerLauncher {
 export interface LauncherConstructor {
   new (
     targetHost: string,
-    detach: boolean,
     options: ServerOptions,
     loggerFactory: LoggerFactory
   ): ILanguageServerLauncher;

x-pack/plugins/code/server/lsp/lsp_test_runner.ts

@@ -29,7 +29,11 @@ const options = {
   queueTimeout: 60 * 60 * 1000, // 1 hour by default
   updateFreqencyMs: 5 * 60 * 1000, // 5 minutes by default
   indexFrequencyMs: 24 * 60 * 60 * 1000, // 1 day by default
-  lspRequestTimeoutMs: 5 * 60, // timeout a request over 30s
+  lsp: {
+    requestTimeoutMs: 5 * 60, // timeout a request over 30s
+    detach: false,
+    verbose: false,
+  },
   repos: [],
   maxWorkspace: 5, // max workspace folder for each language server
   disableScheduler: true, // Temp option to disable all schedulers.
@@ -249,12 +253,12 @@ export class LspTestRunner {
   }
 
   private async launchTypescriptLanguageServer() {
-    const launcher = new TypescriptServerLauncher('127.0.0.1', false, serverOptions, new ConsoleLoggerFactory());
+    const launcher = new TypescriptServerLauncher('127.0.0.1', serverOptions, new ConsoleLoggerFactory());
     return await launcher.launch(false, 1, TYPESCRIPT.embedPath!);
   }
 
   private async launchJavaLanguageServer() {
-    const launcher = new JavaLauncher('127.0.0.1', false, serverOptions, new ConsoleLoggerFactory());
+    const launcher = new JavaLauncher('127.0.0.1', serverOptions, new ConsoleLoggerFactory());
     // @ts-ignore
     const installManager = new InstallManager(null, serverOptions);
     return await launcher.launch(false, 1, installManager.installationPath(JAVA));

x-pack/plugins/code/server/lsp/proxy.ts

@@ -27,6 +27,7 @@ import { createConnection, IConnection } from 'vscode-languageserver/lib/main';
 
 import { LspRequest } from '../../model';
 import { Logger } from '../log';
+import { LspOptions } from '../server_options';
 import { HttpMessageReader } from './http_message_reader';
 import { HttpMessageWriter } from './http_message_writer';
 import { HttpRequestEmitter } from './http_request_emitter';
@@ -54,15 +55,17 @@ export class LanguageServerProxy implements ILanguageServerHandler {
   private replies = createRepliesMap();
   private readonly targetHost: string;
   private readonly targetPort: number;
-  private readonly logger?: Logger;
+  private readonly logger: Logger;
+  private readonly lspOptions: LspOptions;
   private eventEmitter = new EventEmitter();
 
   private connectingPromise?: Promise<MessageConnection>;
 
-  constructor(targetPort: number, targetHost: string, logger?: Logger) {
+  constructor(targetPort: number, targetHost: string, logger: Logger, lspOptions: LspOptions) {
     this.targetHost = targetHost;
     this.targetPort = targetPort;
     this.logger = logger;
+    this.lspOptions = lspOptions;
     this.conn = createConnection(
       new HttpMessageReader(this.httpEmitter),
       new HttpMessageWriter(this.replies, logger)
@@ -80,7 +83,9 @@ export class LanguageServerProxy implements ILanguageServerHandler {
       params,
     };
     return new Promise<ResponseMessage>((resolve, reject) => {
-      if (this.logger) {
+      if (this.lspOptions.verbose) {
+        this.logger.info(`emit message ${JSON.stringify(message)}`);
+      } else {
         this.logger.debug(`emit message ${JSON.stringify(message)}`);
       }
       if (isNotification) {
@@ -106,9 +111,7 @@ export class LanguageServerProxy implements ILanguageServerHandler {
       capabilities: clientCapabilities,
     };
     return await clientConn.sendRequest('initialize', params).then(r => {
-      if (this.logger) {
-        this.logger.info(`initialized at ${rootUri}`);
-      }
+      this.logger.info(`initialized at ${rootUri}`);
 
       // @ts-ignore
       // TODO fix this
@@ -120,11 +123,16 @@ export class LanguageServerProxy implements ILanguageServerHandler {
 
   public listen() {
     this.conn.onRequest((method: string, ...params) => {
-      if (this.logger) {
+      if (this.lspOptions.verbose) {
+        this.logger.info('received request method: ' + method);
+      } else {
         this.logger.debug('received request method: ' + method);
       }
+
       return this.connect().then(clientConn => {
-        if (this.logger) {
+        if (this.lspOptions.verbose) {
+          this.logger.info(`proxy method:${method} to Language Server `);
+        } else {
           this.logger.debug(`proxy method:${method} to Language Server `);
         }
 
@@ -136,9 +144,7 @@ export class LanguageServerProxy implements ILanguageServerHandler {
 
   public async shutdown() {
     const clientConn = await this.connect();
-    if (this.logger) {
-      this.logger.info(`sending shutdown request`);
-    }
+    this.logger.info(`sending shutdown request`);
     return await clientConn.sendRequest('shutdown');
   }
   /**
@@ -147,14 +153,11 @@ export class LanguageServerProxy implements ILanguageServerHandler {
    */
   public async exit() {
     if (this.clientConnection) {
-      if (this.logger) {
-        this.logger.info('sending `shutdown` request to language server.');
-      }
+      this.logger.info('sending `shutdown` request to language server.');
       const clientConn = this.clientConnection;
       await clientConn.sendRequest('shutdown').then(() => {
-        if (this.logger) {
-          this.logger.info('sending `exit` notification to language server.');
-        }
+        this.logger.info('sending `exit` notification to language server.');
+
         // @ts-ignore
         // TODO fix this
         clientConn.sendNotification(ExitNotification.type);
@@ -172,9 +175,7 @@ export class LanguageServerProxy implements ILanguageServerHandler {
         this.eventEmitter.emit('connect');
         socket.on('close', () => this.onSocketClosed());
 
-        if (this.logger) {
-          this.logger.info('Java langserver connection established on port ' + this.targetPort);
-        }
+        this.logger.info('Java langserver connection established on port ' + this.targetPort);
 
         const reader = new SocketMessageReader(socket);
         const writer = new SocketMessageWriter(socket);
@@ -186,9 +187,7 @@ export class LanguageServerProxy implements ILanguageServerHandler {
       server.on('error', rej);
       server.listen(this.targetPort, () => {
         server.removeListener('error', rej);
-        if (this.logger) {
-          this.logger.info('Wait Java langserver connection on port ' + this.targetPort);
-        }
+        this.logger.info('Wait Java langserver connection on port ' + this.targetPort);
       });
     });
   }
@@ -271,21 +270,31 @@ export class LanguageServerProxy implements ILanguageServerHandler {
   private registerOnNotificationHandler(clientConnection: MessageConnection) {
     // @ts-ignore
     clientConnection.onNotification(LogMessageNotification.type, notification => {
-      if (this.logger) {
-        switch (notification.type) {
-          case MessageType.Log:
+      switch (notification.type) {
+        case MessageType.Log:
+          this.logger.debug(notification.message);
+          break;
+        case MessageType.Info:
+          if (this.lspOptions.verbose) {
+            this.logger.info(notification.message);
+          } else {
             this.logger.debug(notification.message);
-            break;
-          case MessageType.Info:
-            this.logger.debug(notification.message);
-            break;
-          case MessageType.Warning:
+          }
+          break;
+        case MessageType.Warning:
+          if (this.lspOptions.verbose) {
+            this.logger.warn(notification.message);
+          } else {
             this.logger.log(notification.message);
-            break;
-          case MessageType.Error:
+          }
+          break;
+        case MessageType.Error:
+          if (this.lspOptions.verbose) {
+            this.logger.error(notification.message);
+          } else {
             this.logger.warn(notification.message);
-            break;
-        }
+          }
+          break;
       }
     });
   }

x-pack/plugins/code/server/lsp/ts_launcher.ts

@@ -18,7 +18,6 @@ export class TypescriptServerLauncher implements ILanguageServerLauncher {
   private isRunning: boolean = false;
   constructor(
     readonly targetHost: string,
-    readonly detach: boolean,
     readonly options: ServerOptions,
     readonly loggerFactory: LoggerFactory
   ) {}
@@ -30,13 +29,13 @@ export class TypescriptServerLauncher implements ILanguageServerLauncher {
   public async launch(builtinWorkspace: boolean, maxWorkspace: number, installationPath: string) {
     let port = 2089;
 
-    if (!this.detach) {
+    if (!this.options.lsp.detach) {
       port = await getPort();
     }
     const log: Logger = this.loggerFactory.getLogger(['code', `ts@${this.targetHost}:${port}`]);
-    const proxy = new LanguageServerProxy(port, this.targetHost, log);
+    const proxy = new LanguageServerProxy(port, this.targetHost, log, this.options.lsp);
 
-    if (this.detach) {
+    if (this.options.lsp.detach) {
       log.info('Detach mode, expected langserver launch externally');
       proxy.onConnected(() => {
         this.isRunning = true;