Remove file logger

Summary: Not necessary, and unused.

Reviewed By: passy

Differential Revision: D56528659

fbshipit-source-id: 0a2d6bb82aa0b9bc3ddf8fcfe4bc4acd9cd139dc

desktop/flipper-server/src/logger.tsx

@@ -7,72 +7,16 @@
  * @format
  */
 
-import path from 'path';
-import {
-  addLogTailer,
-  EnvironmentInfo,
-  LoggerExtractError,
-  LoggerFormat,
-  LoggerTypes,
-  setLoggerInstance,
-} from 'flipper-common';
-// @ts-expect-error
-import fsRotator from 'file-stream-rotator';
-import {ensureFile} from 'fs-extra';
-import {access} from 'fs/promises';
-import {constants} from 'fs';
+import {EnvironmentInfo, setLoggerInstance} from 'flipper-common';
+
 import {initializeLogger as initializeLoggerCore} from './fb-stubs/Logger';
-import {setProcessExitRoutine} from './utils/processExit';
 
 export const loggerOutputFile = 'flipper-server-log.out';
 
-export async function initializeLogger(
-  environmentInfo: EnvironmentInfo,
-  staticDir: string,
-) {
+export async function initializeLogger(environmentInfo: EnvironmentInfo) {
   // Suppress stdout debug messages, but keep writing them to the file.
   console.debug = function () {};
 
   const logger = initializeLoggerCore(environmentInfo);
   setLoggerInstance(logger);
-
-  const logFilename = path.join(staticDir, loggerOutputFile);
-  let logStream: NodeJS.WriteStream | undefined = undefined;
-  try {
-    await ensureFile(logFilename);
-    await access(logFilename, constants.W_OK);
-    logStream = fsRotator.getStream({
-      // Rotation number is going to be added after the file name
-      filename: logFilename,
-      // Rotate every 1MB
-      size: '1m',
-      // Keep last 5 rotations
-      max_logs: 20,
-    });
-  } catch (e) {
-    console.warn('initializeLogger -> cannot write logs to FS', e);
-  }
-
-  addLogTailer((level: LoggerTypes, ...data: Array<any>) => {
-    const logInfo = LoggerFormat(level, ...data);
-    logStream?.write(`[${logInfo.time}][${logInfo.type}] ${logInfo.msg}\n`);
-
-    if (level === 'error') {
-      const {
-        error: {stack, name},
-      } = LoggerExtractError(data);
-
-      logStream?.write(`${name}: \n${stack}\n`);
-    }
-  });
-
-  const finalizeLogger = async () => {
-    const logStreamToEnd = logStream;
-    // Prevent future writes
-    logStream = undefined;
-    await new Promise<void>((resolve) => {
-      logStreamToEnd?.end(resolve);
-    });
-  };
-  setProcessExitRoutine(finalizeLogger);
 }

desktop/flipper-server/src/startServer.tsx

@@ -122,7 +122,7 @@ async function start() {
     process.env.NODE_ENV !== 'development' && process.env.NODE_ENV !== 'test';
   const environmentInfo = await getEnvironmentInfo(rootPath, isProduction);
 
-  await initializeLogger(environmentInfo, staticPath);
+  await initializeLogger(environmentInfo);
 
   const t1 = performance.now();
   const loggerInitializedMS = t1 - t0;