Create main.rs

mccache/src/main.rs

@@ -0,0 +1,52 @@
+use base64::prelude::*;
+use std::io::{self, Write};
+use std::fs::File;
+use std::process::{exit, Command};
+use std::env::current_dir;
+fn main() {
+    println!("please past in the raw base64 output of your kerberos ticket.");
+    println!("end the data with END in all caps");
+    let mut ticket_data = String::new();
+    loop{
+        io::stdin().read_line(&mut ticket_data).unwrap();
+        if ticket_data.contains("END"){
+            break;
+        }
+    }
+    let mut raw_ticket_vec: Vec<&str> = ticket_data.split("\n").collect();
+    let mut trimmed_ticket_vec = Vec::new();
+    for ticket_line in &mut raw_ticket_vec{
+        trimmed_ticket_vec.push(ticket_line.trim_end().trim_start());
+    }
+    trimmed_ticket_vec.pop();
+    trimmed_ticket_vec.pop();
+    let ticket_b64 = trimmed_ticket_vec.join(""); 
+    let decode_result = BASE64_STANDARD.decode(&ticket_b64);
+    if decode_result.is_err(){
+        let out = decode_result.err();
+        println!("error decoding base 64!");
+        dbg!(out);
+        exit(1);
+    }
+    let ticket_bytes= decode_result.unwrap();
+    print!("Ticket data Loaded\n\n{}\n\nOutputting to kirbi file\n", &ticket_b64);
+    let kirbi = File::create("ticket.kirbi");
+    if kirbi.is_err(){
+        println!("error creating ticket.kirbi file");
+        exit(1);
+    }
+    let mut kirbi_file = kirbi.unwrap();
+    kirbi_file.write_all(&ticket_bytes).unwrap();
+    let convert_result = Command::new("ticketConverter.py").arg("./ticket.kirbi").arg("./ticket.ccache").status(); 
+    if convert_result.is_err(){
+        println!("error running ticketConverter.py");
+        println!("attempted Command: ticketConverter.py ./ticket.kirbi ./ticket.ccache");
+        println!("error occured: {}", convert_result.unwrap());
+        println!("please re-run the command manually and troubleshoot");
+        exit(1);
+    }
+    let cwd = current_dir().unwrap();
+    let variabl_string = format!("KRB5CCNAME={}/ticket.ccache", cwd.display());
+    println!("ccache created! please copy and paste the following command into your terminal");
+    println!("export {}", variabl_string);
+}