Add initial package import and config

package.json

@@ -24,6 +24,7 @@
         "args-parser": "^1.3.0",
         "axios": "^0.21.1",
         "bcrypt": "^5.0.1",
+        "bcryptjs": "^2.4.3",
         "bootstrap": "^5.0.2",
         "command-exists": "^1.2.9",
         "dayjs": "^1.10.6",
@@ -31,8 +32,10 @@
         "form-data": "^4.0.0",
         "http-graceful-shutdown": "^3.1.2",
         "jsonwebtoken": "^8.5.1",
+        "node-gyp": "^3.8.0",
         "nodemailer": "^6.6.3",
         "password-hash": "^1.2.2",
+        "prom-client": "^13.1.0",
         "redbean-node": "0.0.20",
         "socket.io": "^4.1.3",
         "socket.io-client": "^4.1.3",

server/server.js

@@ -15,6 +15,7 @@ const gracefulShutdown = require('http-graceful-shutdown');
 const Database = require("./database");
 const {sleep} = require("./util");
 const args = require('args-parser')(process.argv);
+const prom_client = require('prom-client')
 
 const version = require('../package.json').version;
 const hostname = args.host || "0.0.0.0"
@@ -32,6 +33,11 @@ app.use(express.json())
  * Total WebSocket client connected to server currently, no actual use
  * @type {number}
  */
+console.log("Setting up the Prometheus Client")
+
+const collectDefaultMetrics = prom_client.collectDefaultMetrics;
+collectDefaultMetrics({ prefix: 'uptimekuma' });
+
 let totalClient = 0;
 
 /**
@@ -58,6 +64,12 @@ let needSetup = false;
     console.log("Adding route")
     app.use('/', express.static("dist"));
 
+    console.log("Adding /metrics")
+     app.get('/metrics', function (req, res) {
+   res.set('Content-Type', prom_client.register.contentType);
+   res.end(prom_client.register.metrics());
+ });
+
     app.get('*', function(request, response, next) {
         response.sendFile(process.cwd() + '/dist/index.html');
     });