Adding File-Logger

lib/cli/runNopeBackend.ts

@@ -18,6 +18,7 @@ import {
 } from "../communication/getLayer.nodejs";
 import { getPackageLoader } from "../loader/getPackageLoader";
 import { loadFunctions, loadPackages } from "../loader/loadPackages";
+import { generateLogfilePath, useLogFile } from "../logger/fileLogging";
 import { getNopeLogger } from "../logger/getLogger";
 import { LoggerLevel, LoggerLevels } from "../logger/nopeLogger";
 import { setGlobalLoggerLevel } from "../logger/setGlobalLoggerLevel";
@@ -106,6 +107,13 @@ export async function readInArgs(
     dest: "forceEmittingUpdates"
   });
 
+  parser.addArgument(["--log-to-file"], {
+    help: "Log will be stored in a logfile.",
+    action: "append",
+    nargs: "?",
+    dest: "logToFile"
+  });
+
   parser.addArgument(["-l", "--log"], {
     help:
       "Specify the Logger Level. Defaults to \"info\". Valid values are: " +
@@ -119,11 +127,20 @@ export async function readInArgs(
     help:
       "Specify the Logger Level of the Dispatcher. Defaults to \"info\". Valid values are: " +
       LoggerLevels.join(", "),
-    defaultValue: "debug",
+    defaultValue: "info",
     type: "string",
     dest: "dispatcherLogLevel"
   });
 
+  parser.addArgument(["--communication-log"], {
+    help:
+      "Specify the Logger Level of the Communication. Defaults to \"info\". Valid values are: " +
+      LoggerLevels.join(", "),
+    defaultValue: "info",
+    type: "string",
+    dest: "communicationLogLevel"
+  });
+
   const args: {
     file: string;
     channel: keyof typeof validLayers;
@@ -132,8 +149,9 @@ export async function readInArgs(
     log: LoggerLevel;
     forceEmittingUpdates?: boolean;
     defaultSelector: ValidDefaultSelectors
-    // The default-selector to select the service providers
     dispatcherLogLevel: LoggerLevel
+    communicationLogLevel?: LoggerLevel,
+    logToFile?: boolean
   } = parser.parseArgs();
 
   if (args.params === "not-provided") {
@@ -142,6 +160,7 @@ export async function readInArgs(
 
   args.skipLoadingConfig = Array.isArray(args.skipLoadingConfig);
   args.forceEmittingUpdates = Array.isArray(args.forceEmittingUpdates);
+  args.logToFile = Array.isArray(args.logToFile);
 
   return args;
 }
@@ -165,6 +184,10 @@ export async function runNopeBackend(
     defaultSelector?: ValidDefaultSelectors;
     // The default-selector to select the service providers
     dispatcherLogLevel?: LoggerLevel
+    // The default-selector to select the service providers
+    communicationLogLevel?: LoggerLevel,
+    // Enable File-logging:
+    logToFile?: boolean
   } = {}
 ): Promise<INopePackageLoader> {
   let opts: {
@@ -179,7 +202,8 @@ export async function runNopeBackend(
       params: "not-provided",
       log: "debug",
       singleton: true,
-      dispatcherLogLevel: "info"
+      dispatcherLogLevel: "info",
+      communicationLogLevel: "info"
     },
     _args
   );
@@ -195,6 +219,11 @@ export async function runNopeBackend(
     opts = {} as any;
   }
 
+  if (args.logToFile) {
+    const fileName = generateLogfilePath("run");
+    useLogFile(fileName, 10);
+  }
+
   if (LoggerLevels.includes(args.log)) {
     setGlobalLoggerLevel(args.log);
   }
@@ -254,7 +283,7 @@ export async function runNopeBackend(
   try {
     loader = getPackageLoader(
       {
-        communicator: getLayer(args.channel, opts.params, "info"),
+        communicator: getLayer(args.channel, opts.params, args.communicationLogLevel),
         logger: getNopeLogger("dispatcher", args.dispatcherLogLevel),
         forceEmittingUpdates:
           args.forceEmittingUpdates || args.channel == "event",