use std::env;
use std::fs;
use sshcerts::x509::der_encoding_to_ssh_public_key;
fn help() {
println!("Read a PEM/DER encoded public key and convert it to SSH format");
println!("Usage: into-ssh-pubkey <path to file>");
}
fn main() {
let args: Vec<String> = env::args().collect();
if args.len() != 2 {
return help();
}
let contents = match fs::read(&args[1]) {
Ok(c) => c,
Err(e) => {
println!("Error {} opening file: {}", e, &args[1]);
return help();
}
};
match der_encoding_to_ssh_public_key(&contents) {
Ok(public_key) => println!("{}", public_key.to_string()),
Err(e) => println!("Error: {}", e),
}
}