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tapir-rs
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Hostname to Public Key

This commit is contained in:
Sarah Jamie Lewis 2021-01-14 02:22:35 -08:00
parent c0cf621ee0
commit f34cb63e67
2 changed files with 28 additions and 3 deletions
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2
src/acns/tor/run.rs
View File

@ -62,7 +62,7 @@ mod tests {
#[test]
fn test_run_tor() {
match TorRunner::run(TorrcGenerator::new().with_socks_port(9055), "./torrc", "/usr/sbin/tor") {
match TorRunner::run(TorrcGenerator::new().with_socks_port(9055), "./torrc", "/usr/sbin/tor", ".") {
Ok(runner) => {
sleep(Duration::new(5, 0));
assert!(remove_file("./torrc").is_ok());

29
src/acns/tor/validation.rs
View File

@ -1,3 +1,8 @@
use crate::acns::ACNError;
use crate::acns::ACNError::AuthenticationError;
use ed25519_dalek::{PublicKey, PUBLIC_KEY_LENGTH};
use sha3::Digest;
/// check if the given hostname is a valid onion v3 address
pub fn validate_hostname(hostname: &str) -> bool {
match base32::decode(base32::Alphabet::RFC4648 { padding: false }, hostname) {
@ -6,8 +11,13 @@ pub fn validate_hostname(hostname: &str) -> bool {
}
}
use ed25519_dalek::{PublicKey, PUBLIC_KEY_LENGTH};
use sha3::Digest;
/// convert a tor onionv3 hostname to a public key
pub fn hostname_to_public_key(hostname: &str) -> Result<PublicKey, ACNError> {
match base32::decode(base32::Alphabet::RFC4648 { padding: false }, hostname) {
Some(hostname_bytes) => Ok(PublicKey::from_bytes(hostname_bytes.split_at(PUBLIC_KEY_LENGTH).0).unwrap_or_default()),
_ => Err(AuthenticationError(String::from("error decoing hostname"))),
}
}
/// convert the given public key to a tor onion v3 hostname
pub fn public_key_to_hostname(public_key: &PublicKey) -> String {
@ -26,3 +36,18 @@ pub fn public_key_to_hostname(public_key: &PublicKey) -> String {
buf[34] = 0x03;
base32::encode(base32::Alphabet::RFC4648 { padding: false }, &buf).to_ascii_lowercase()
}
#[cfg(test)]
mod tests {
use crate::acns::tor::validation::{hostname_to_public_key, validate_hostname};
use crate::primitives::identity::Identity;
use std::process::id;
#[test]
fn test_validation() {
let identity = Identity::initialize_ephemeral_identity();
let hostname = identity.hostname();
assert!(validate_hostname(hostname.as_str()));
assert_eq!(hostname_to_public_key(hostname.as_str()).unwrap(), identity.public_key())
}
}