lemmy/crates/utils/src/apub.rs

27 lines
759 B
Rust

use openssl::{pkey::PKey, rsa::Rsa};
use std::io::{Error, ErrorKind};
pub struct Keypair {
pub private_key: String,
pub public_key: String,
}
/// Generate the asymmetric keypair for ActivityPub HTTP signatures.
pub fn generate_actor_keypair() -> Result<Keypair, Error> {
let rsa = Rsa::generate(2048)?;
let pkey = PKey::from_rsa(rsa)?;
let public_key = pkey.public_key_to_pem()?;
let private_key = pkey.private_key_to_pem_pkcs8()?;
let key_to_string = |key| match String::from_utf8(key) {
Ok(s) => Ok(s),
Err(e) => Err(Error::new(
ErrorKind::Other,
format!("Failed converting key to string: {e}"),
)),
};
Ok(Keypair {
private_key: key_to_string(private_key)?,
public_key: key_to_string(public_key)?,
})
}