Update hosts form

src/functions/backend/setup/get-interface-local-ip.ts

@@ -0,0 +1,25 @@
+import { execSync } from "node:child_process";
+
+/**
+ * Get the local IPv4 address of a specific network interface
+ * @param interface_name Network interface name (e.g. "enp2s0")
+ * @returns Local IP address or empty string
+ */
+export default async function getInterfaceLocalIP(
+    interface_name: string | null,
+): Promise<string> {
+    if (!interface_name) return ``;
+    try {
+        const output = execSync(
+            `ip -4 addr show ${interface_name}`,
+            { encoding: "utf-8" },
+        ).trim();
+        const match = output.match(
+            /inet\s+(\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3})\/\d+/,
+        );
+        if (match && match[1]) {
+            return match[1];
+        }
+    } catch (error) {}
+    return ``;
+}

src/functions/backend/setup/grab-host-public-ip-address.ts

@@ -3,11 +3,16 @@ import { execSync } from "node:child_process";
 /**
  * Function to grab the host's public
  * IP address
- * @param param0
+ * @param interface_name Optional network interface to use
  */
-export default async function grabHostPublicIPAddress() {
+export default async function grabHostPublicIPAddress(
+    interface_name?: string | null,
+) {
     try {
-        const public_ip = execSync(`curl -sS --max-time 15 https://api.ipify.org`, {
+        const curl_cmd = interface_name
+            ? `curl -sS --max-time 15 --interface ${interface_name} https://api.ipify.org`
+            : `curl -sS --max-time 15 https://api.ipify.org`;
+        const public_ip = execSync(curl_cmd, {
             encoding: "utf-8",
         })
             .trim();