replaced spawn with exec

main.js

@@ -1,5 +1,5 @@
 const net = require("net")
-const {spawn} = require("child_process");
+const {spawn,exec} = require("child_process");
 const portlist = [21,1433,7777]
 const host = "0.0.0.0";
 servermap = new Map()
@@ -19,8 +19,22 @@ portlist.forEach(i => {
         // Handle banning ip
 
 
-        const output = spawn("echo", [`-A INPUT -s ${a.remoteAddress} -j DROP`]);
+        // const output = spawn("echo", [`-A INPUT -s ${a.remoteAddress} -j DROP`]);
-        output.stdout.on("data", () => {console.log(data);})
+        // output.stdout.on("data", () => {console.log(data);})
+
+
+
+        exec(`echo -A INPUT -s ${a.remoteAddress} -j DROP`, (error, stdout, stderr) => {
+            if (error) {
+                console.log(`error: ${error.message}`);
+                return;
+            }
+            if (stderr) {
+                console.log(`stderr: ${stderr}`);
+                return;
+            }
+            console.log(`stdout: ${stdout}`);
+        });
     })
     servermap.set(i, server)
 })