feat: add port scanner command to main application

Author: linuxcommandsexplain

src/commands/mod.rs

@@ -1 +1,2 @@
-pub mod help;
+pub mod help;
+pub mod port_scanner;

src/commands/port_scanner.rs

@@ -0,0 +1,25 @@
+use std::io;
+use std::net::TcpStream;
+use std::time::Duration;
+
+pub fn launch_port_scanner() {
+    let mut target_ip = String::new();
+    let mut target_port = String::new();
+
+    println!("Welcome to the port scanner!");
+
+    println!("enter the target IP address: ");
+    io::stdin().read_line(&mut target_ip).unwrap();
+
+    println!("enter the target port to scan: ");
+    io::stdin().read_line(&mut target_port).unwrap();
+
+    let target = format!("{}:{}", target_ip.trim(), target_port.trim());
+
+    println!("scanning {} on port {}", target_ip, target_port);
+    if (TcpStream::connect(&target)).is_ok() {
+        println!("successfully connected to {}", target);
+    } else {
+        println!("failed to connect to {}", target);
+    }
+}

src/main.rs

@@ -2,6 +2,7 @@ mod commands;
 
 use std::{fs, io};
 use crate::commands::help::show_help;
+use crate::commands::port_scanner::launch_port_scanner;
 
 fn main() {
     let mut input = String::new();
@@ -19,6 +20,7 @@ fn main() {
             "test" => println!("this is test command"),
             "quit" => break,
             "help" => show_help(),
+            "ipscanner" => launch_port_scanner(),
             _ => println!("Uknown input"),
         }
     }