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/*
* AquaVM Workflow Engine
*
* Copyright (C) 2024 Fluence DAO
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation version 3 of the
* License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
use air_interpreter_signatures::KeyPair;
use rand_chacha::rand_core::SeedableRng;
/// Derive fake keypair for testing proposes.
///
/// This function should be used in production, but it is yet.
/// It returns a keypair determinisitically derived from seed, and a corresponding peer ID
/// that might be useful in tests.
// Should be moved to test lib when keypair interface PR is merged.
pub fn derive_dummy_keypair(seed: &str) -> (KeyPair, String) {
use sha2::{Digest as _, Sha256};
let mut rng = {
let mut hasher = Sha256::new();
hasher.update(seed);
rand_chacha::ChaCha8Rng::from_seed(hasher.finalize().into())
};
let keypair_ed25519 = ed25519_dalek::SigningKey::generate(&mut rng);
let keypair = fluence_keypair::KeyPair::Ed25519(keypair_ed25519.into());
let keypair = KeyPair::try_from(keypair).expect("cannot happen");
let peer_id = keypair.public().to_peer_id().unwrap().to_string();
(keypair, peer_id)
}
pub fn at(peer_name: &str) -> String {
derive_dummy_keypair(peer_name).1
}