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Use a MuSig signature to publish validator set key pairs to Serai

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The processor/coordinator flow still has to be rewritten.
This commit is contained in:
Luke Parker
2023-05-13 02:02:47 -04:00
parent 84c2d73093
commit f069567f12
12 changed files with 226 additions and 130 deletions
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25
substrate/client/tests/validator_sets.rs
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@@ -2,6 +2,9 @@ use rand_core::{RngCore, OsRng};
use sp_core::{sr25519::Public, Pair};
use ciphersuite::{group::GroupEncoding, Ciphersuite, Ristretto};
use frost::dkg::musig::musig_key;
use serai_client::{
primitives::{NETWORKS, NetworkId, insecure_pair_from_name},
validator_sets::{
@@ -12,10 +15,10 @@ use serai_client::{
};
mod common;
use common::{serai, validator_sets::vote_in_keys};
use common::{serai, validator_sets::set_validator_set_keys};
serai_test!(
async fn vote_keys() {
async fn set_validator_set_keys_test() {
let network = NetworkId::Bitcoin;
let set = ValidatorSet { session: Session(0), network };
@@ -51,14 +54,20 @@ serai_test!(
assert_eq!(set_data.network, NETWORKS[&NetworkId::Bitcoin]);
let participants_ref: &[_] = set_data.participants.as_ref();
assert_eq!(participants_ref, [(public, set_data.bond)].as_ref());
let block = vote_in_keys(set, key_pair.clone()).await;
// While the vote_in_keys function should handle this, it's beneficial to independently test it
assert_eq!(
serai.get_vote_events(block).await.unwrap(),
vec![ValidatorSetsEvent::Vote { voter: public, set, key_pair: key_pair.clone(), votes: 1 }]
serai.get_validator_set_musig_key(set).await.unwrap().unwrap(),
musig_key::<Ristretto>(&[<Ristretto as Ciphersuite>::read_G::<&[u8]>(
&mut public.0.as_ref()
)
.unwrap()])
.unwrap()
.to_bytes()
);
let block = set_validator_set_keys(set, key_pair.clone()).await;
// While the set_validator_set_keys function should handle this, it's beneficial to
// independently test it
assert_eq!(
serai.get_key_gen_events(block).await.unwrap(),
vec![ValidatorSetsEvent::KeyGen { set, key_pair: key_pair.clone() }]