Fix: Add axios abort signal (#3961)

* Fix: Add axios abort signal

* Chore: Fix comment

server/model/monitor.js

@@ -6,7 +6,7 @@ const { log, UP, DOWN, PENDING, MAINTENANCE, flipStatus, MAX_INTERVAL_SECOND, MI
     SQL_DATETIME_FORMAT
 } = require("../../src/util");
 const { tcping, ping, checkCertificate, checkStatusCode, getTotalClientInRoom, setting, mssqlQuery, postgresQuery, mysqlQuery, mqttAsync, setSetting, httpNtlm, radius, grpcQuery,
-    redisPingAsync, mongodbPing, kafkaProducerAsync, getOidcTokenClientCredentials,
+    redisPingAsync, mongodbPing, kafkaProducerAsync, getOidcTokenClientCredentials, axiosAbortSignal
 } = require("../util-server");
 const { R } = require("redbean-node");
 const { BeanModel } = require("redbean-node/dist/bean-model");
@@ -456,6 +456,7 @@ class Monitor extends BeanModel {
                         validateStatus: (status) => {
                             return checkStatusCode(status, this.getAcceptedStatuscodes());
                         },
+                        signal: axiosAbortSignal(this.timeout * 1000),
                     };
 
                     if (bodyValue) {

server/util-server.js

@@ -1095,3 +1095,26 @@ if (process.env.TEST_BACKEND) {
         return module.exports.__test[functionName];
     };
 }
+
+/**
+ * Generates an abort signal with the specified timeout.
+ * @param {number} timeoutMs - The timeout in milliseconds.
+ * @returns {AbortSignal | null} - The generated abort signal, or null if not supported.
+ */
+module.exports.axiosAbortSignal = (timeoutMs) => {
+    try {
+        return AbortSignal.timeout(timeoutMs);
+    } catch (_) {
+        // v16-: AbortSignal.timeout is not supported
+        try {
+            const abortController = new AbortController();
+
+            setTimeout(() => abortController.abort(), timeoutMs || 0);
+
+            return abortController.signal;
+        } catch (_) {
+            // v15-: AbortController is not supported
+            return null;
+        }
+    }
+};