add logger + logger api

package.json

@@ -13,6 +13,7 @@
     "cookie-parser": "^1.4.6",
     "cors": "^2.8.5",
     "express": "^4.17.3",
-    "mocha": "^9.2.1"
+    "mocha": "^9.2.1",
+    "moment": "^2.29.1"
   }
 }

src/helper/logger.js

@@ -0,0 +1,28 @@
+var fs = require("fs");
+var util = require("util");
+var moment = require("moment");
+let name;
+var log_file;
+updateData();
+var log_stdout = process.stdout;
+
+function updateData() {
+  name = "log_" + moment().format("YYYY-MM-DD") + ".txt";
+  log_file = fs.createWriteStream(__dirname + "/../../logs/" + name, {
+    flags: "a",
+  });
+}
+console.log = function (d) {
+  name = "log_" + moment().format("YYYY-MM-DD") + ".txt";
+
+  d = `[ ${moment().format("YYYY-MM-DD HH:mm:ss")}] ${util.format(d)} \n`;
+  log_file.write(d);
+  log_stdout.write(d);
+};
+
+function getCurrentlog() {
+  return fs.readFileSync(__dirname + "/../../logs/" + name, "utf8").toString();
+  // .replace(/\n/g, "<br>");
+}
+
+module.exports = { getCurrentlog };

src/helper/states.js

@@ -0,0 +1,7 @@
+let JssteState = { statusMSG: "could not started JSSTE", status: 1 };
+let WebsrvState = { port: undefined, status: undefined };
+
+module.exports = {
+  JssteState,
+  WebsrvState,
+};

src/index.js

@@ -1,3 +1,4 @@
+require("./helper/logger");
 let conf = require("./helper/conf")();
 let websrv = require("./websrv")(conf);
 

src/websrv/index.js

@@ -6,6 +6,7 @@ module.exports = function (conf) {
   const cookieParser = require("cookie-parser");
   const cors = require("cors");
   const fs = require("fs");
+  let State = require("../helper/states").WebsrvState;
 
   const internalRouter = require("./routes/internalRouter");
 
@@ -16,13 +17,18 @@ module.exports = function (conf) {
   app.use("/api", internalRouter);
 
   app.slisten = function (cb) {
-    app.ServerInstance = app.listen(
-      websrvConfig.port,
-      websrvConfig.host,
-      () => {
+    app.ServerInstance = app
+      .listen(websrvConfig.port, websrvConfig.host, () => {
+        State.status = 0;
+        State.statusMSG = "webserver is running";
+        State.port = websrvConfig.port;
         cb(websrvConfig.host, websrvConfig.port);
-      }
-    );
+      })
+      .on("error", (err) => {
+        State.status = 1;
+        State.statusMSG = "webserver could not started";
+        console.log(err);
+      });
   };
 
   /**

src/websrv/routes/internalRouter.js

@@ -1,9 +1,8 @@
 const conf = require("../../helper/conf")();
 const express = require("express");
 const router = express.Router();
-
-const jssteState = { statusMSG: "could not started JSSTE", status: 1 };
-const websrvState = { port: 5000, status: 1 };
+const States = require("../../helper/states");
+const logger = require("../../helper/logger");
 
 router.get("/conf", (req, res) => {
   console.log(conf);
@@ -11,10 +10,13 @@ router.get("/conf", (req, res) => {
 });
 
 router.get("/jsste/status", (req, res) => {
-  res.json(jssteState);
+  res.json(States.JssteState);
 });
 router.get("/websrv/status", (req, res) => {
-  res.json(websrvState);
+  res.json(States.WebsrvState);
+});
+router.get("/logs", (req, res) => {
+  res.json(logger.getCurrentlog());
 });
 
 module.exports = router;

yarn.lock

@@ -615,6 +615,11 @@ mocha@^9.2.1:
     yargs-parser "20.2.4"
     yargs-unparser "2.0.0"
 
+moment@^2.29.1:
+  version "2.29.1"
+  resolved "https://registry.yarnpkg.com/moment/-/moment-2.29.1.tgz#b2be769fa31940be9eeea6469c075e35006fa3d3"
+  integrity sha512-kHmoybcPV8Sqy59DwNDY3Jefr64lK/by/da0ViFcuA4DH0vQg5Q6Ze5VimxkfQNSC+Mls/Kx53s7TjP1RhFEDQ==
+
 ms@2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/ms/-/ms-2.0.0.tgz#5608aeadfc00be6c2901df5f9861788de0d597c8"