tried to fix #343

CHANGELOG.md

@@ -1,6 +1,9 @@
 # Changelog
 All notable changes to this project will be documented in this file.
 
+# [16.1.0] - 2024-09-15
+### IP address family can be configured now - [#343](https://github.com/windkh/node-red-contrib-telegrambot/issues/343) 
+
 # [16.0.2] - 2024-07-02
 ### tried to fix unhandled exception in sender node - [#377](https://github.com/windkh/node-red-contrib-telegrambot/issues/377) 
 

README.md

@@ -279,6 +279,13 @@ The *None* method may be chosen to avoid traffic due to polling or incoming webh
 You can only send messages using the sender node but you can not receive any data.
 
 
+### Configuration property *IP address family*
+You can force a certain IP version to be used when making requests to the telegram server.
+Normally this is up to the operating system und you can just keep the default setting "Any".
+If you discover problems e.g. the telegram server is unreachable. Then you can try to force
+using IPv4 or IPv6.
+
+
 ### Configuration property flag *Use SOCKS*
 SOCKS4/5 proxy support is optional when running behind a SOCKS4/5 proxy that requires authentication. In this case, additional configuration properties have to be set in the configuration node.
 

package.json

@@ -1,6 +1,6 @@
 {
     "name": "node-red-contrib-telegrambot",
-    "version": "16.0.2",
+    "version": "16.1.0",
     "description": "Telegram bot nodes for Node-RED",
     "dependencies": {
         "bluebird": "^3.7.2",

telegrambot/99-telegrambot.html

@@ -13,6 +13,7 @@
             testenvironment: { value: false, required: false },
 
             updatemode: { value: "polling", required: true },
+            addressfamily : { value: "", required: false },
 
             // only for polling mode
             pollinterval: { value: 300, required: false, validate:function(v) { return ((v === "") || (RED.validators.number(v) && (v >= 0) && (v <= 2147483))) }},
@@ -62,7 +63,14 @@
                 }
             };
             updateOptions();
-            $("#node-config-input-updatemode").change(updateOptions);
+            $("#node-config-input-addressfamily").change(updateOptions);
+
+            // IP address family
+            var updateAddressFamily = function() {
+                var mode = $("#node-config-input-addressfamily").val();
+            };
+            updateAddressFamily();
+            $("#node-config-input-addressfamily").change(updateAddressFamily);
 
             // sslTerminated on / off
             var sslTerminated = function() {
@@ -135,6 +143,15 @@
             </select>
         </div>
 
+        <div class="form-row">
+            <label for="node-config-input-addressfamily"><i class="fa fa-link"></i> IP Address Family</label>
+            <select id="node-config-input-addressfamily">
+                <option value="4">IPv4</option>
+                <option value="6">IPv6</option>
+                <option value="">Any</option>
+            </select>
+        </div>
+
         <hr align="middle"/>
 
         <div class="form-row hidden" id="polling" style="background: var(--red-ui-tertiary-background)">

telegrambot/99-telegrambot.js

@@ -188,6 +188,8 @@ module.exports = function (RED) {
             this.updateMode = 'polling';
         }
 
+        this.addressFamily = parseInt(n.addressfamily);
+
         // 1. optional when polling mode is used
         this.pollInterval = parseInt(n.pollinterval);
         if (isNaN(this.pollInterval)) {
@@ -235,12 +237,29 @@ module.exports = function (RED) {
                 agentOptions.password = n.sockspassword;
             }
 
-            this.socksRequest = {
+            if (!isNaN(this.addressFamily)) {
+                agentOptions.family = this.addressFamily;
+            }
+
+            this.request = {
                 agentClass: SocksProxyAgent,
                 agentOptions: agentOptions,
                 pool: {},
             };
         }
+        else {
+            let agentOptions = {
+                keepAlive: true
+            };
+
+            if (!isNaN(this.addressFamily)) {
+                agentOptions.family = this.addressFamily;
+            }
+
+            this.request = {
+                agentOptions: agentOptions,
+            };
+        }
 
         this.useWebhook = false;
         if (this.updateMode == 'webhook') {
@@ -271,7 +290,7 @@ module.exports = function (RED) {
                 webHook: webHook,
                 baseApiUrl: this.baseApiUrl,
                 testEnvironment: this.testEnvironment,
-                request: this.socksRequest,
+                request: this.request,
             };
 
             newTelegramBot = new telegramBotEx(this.token, options);
@@ -378,7 +397,7 @@ module.exports = function (RED) {
                 polling: polling,
                 baseApiUrl: this.baseApiUrl,
                 testEnvironment: this.testEnvironment,
-                request: this.socksRequest,
+                request: this.request,
             };
             newTelegramBot = new telegramBotEx(this.token, options);
 
@@ -433,7 +452,7 @@ module.exports = function (RED) {
             const options = {
                 baseApiUrl: this.baseApiUrl,
                 testEnvironment: this.testEnvironment,
-                request: this.socksRequest,
+                request: this.request,
             };
             newTelegramBot = new telegramBotEx(this.token, options);