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Test signatures generated with ssh-key #213

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Merged
casey merged 2 commits into from
Jan 23, 2026
Merged

Test signatures generated with ssh-key #213

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541389e
Test signatures generated with ssh-key
casey Jan 23, 2026
bd7f77c
Amend
casey Jan 23, 2026
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1 change: 1 addition & 0 deletions Cargo.lock
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2 changes: 1 addition & 1 deletion Cargo.toml
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Original file line number Diff line number Diff line change
Expand Up @@ -42,7 +42,7 @@ walkdir = "2.5.0"

[dev-dependencies]
pretty_assertions = "1.4.1"
ssh-key = "0.6.0"
ssh-key = { version = "0.6.0", features = ["ed25519"] }
tempfile = "3.24.0"

[dev-dependencies.sequoia-openpgp]
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2 changes: 1 addition & 1 deletion src/pgp.rs
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Expand Up @@ -102,7 +102,7 @@ fn gpg_v4_signatures_can_be_verified() {
}

#[test]
fn pgp_v4_signatures_can_be_verified() {
fn pgp_v4_signatures_can_be_generated_and_verified() {
// create message
let message = {
let manifest = Manifest {
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47 changes: 46 additions & 1 deletion src/ssh.rs
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Original file line number Diff line number Diff line change
@@ -1,7 +1,7 @@
use super::*;

#[test]
fn ssh_signatures_can_be_verified() {
fn ssh_keygen_signatures_can_be_verified() {
let message_bytes = include_bytes!("../static/ssh-test/message");
let signature_str = include_str!("../static/ssh-test/message.sig");
let public_key_str = include_str!("../static/ssh-test/id_ed25519.pub");
Expand Down Expand Up @@ -49,3 +49,48 @@ fn ssh_signatures_can_be_verified() {
eprintln!("SSH_PUBLIC_KEY: {public_key}");
eprintln!("SSH_SIGNATURE: {signature}");
}

#[test]
fn ssh_signatures_can_be_generated_and_verified() {
use {
rand::rngs::OsRng,
ssh_key::{Algorithm, HashAlg},
};

let message = {
let manifest = Manifest {
files: Directory::new(),
notes: Vec::new(),
};

Message {
fingerprint: manifest.fingerprint(),
time: None,
}
.serialize()
};

let private_key = ssh_key::PrivateKey::random(&mut OsRng, Algorithm::Ed25519).unwrap();

let ssh_sig = private_key
.sign("filepack", HashAlg::Sha512, message.as_bytes())
.unwrap();

let signature = {
let sig_bytes: [u8; 64] = ssh_sig.signature_bytes().try_into().unwrap();
Signature::new(
SignatureScheme::Ssh,
ed25519_dalek::Signature::from_bytes(&sig_bytes),
)
};

let public_key = {
let ssh_key::public::KeyData::Ed25519(ed25519_key) = private_key.public_key().key_data() else {
panic!("expected ed25519");
};

PublicKey::from_bytes(ed25519_key.0)
};

signature.verify(&message, public_key).unwrap();
}