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reintroducing bug in deterministic_filter_dealers to make tests pass

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yes, it's as bad as it sounds
This commit is contained in:
Jędrzej Stuczyński
2024-01-04 12:53:46 +00:00
parent 5be555d79f
commit 47e2af2caa
13 changed files with 299 additions and 144 deletions
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Cargo.lock
Generated
+1
View File
@@ -6309,6 +6309,7 @@ dependencies = [
"cosmwasm-schema",
"cosmwasm-std",
"cw-utils",
"cw4",
"nym-contracts-common",
"nym-multisig-contract-common",
]
nym-api/src/coconut/client.rs
+11 -5
View File
@@ -5,12 +5,12 @@ use crate::coconut::error::Result;
use cw3::ProposalResponse;
use cw4::MemberResponse;
use nym_coconut_bandwidth_contract_common::spend_credential::SpendCredentialResponse;
use nym_coconut_dkg_common::dealer::{ContractDealing, DealerDetails, DealerDetailsResponse};
use nym_coconut_dkg_common::dealer::{DealerDetails, DealerDetailsResponse};
use nym_coconut_dkg_common::types::{
EncodedBTEPublicKeyWithProof, Epoch, EpochId, InitialReplacementData,
EncodedBTEPublicKeyWithProof, Epoch, EpochId, InitialReplacementData, PartialContractDealing,
State,
};
use nym_coconut_dkg_common::verification_key::{ContractVKShare, VerificationKeyShare};
use nym_contracts_common::dealings::ContractSafeBytes;
use nym_dkg::Threshold;
use nym_validator_client::nyxd::cosmwasm_client::types::ExecuteResult;
use nym_validator_client::nyxd::{AccountId, Fee, Hash, TxResponse};
@@ -25,13 +25,19 @@ pub trait Client {
&self,
blinded_serial_number: String,
) -> Result<SpendCredentialResponse>;
async fn contract_state(&self) -> Result<State>;
async fn get_current_epoch(&self) -> Result<Epoch>;
async fn group_member(&self, addr: String) -> Result<MemberResponse>;
async fn get_current_epoch_threshold(&self) -> Result<Option<Threshold>>;
async fn get_initial_dealers(&self) -> Result<Option<InitialReplacementData>>;
async fn get_self_registered_dealer_details(&self) -> Result<DealerDetailsResponse>;
async fn get_current_dealers(&self) -> Result<Vec<DealerDetails>>;
async fn get_dealings(&self, idx: usize) -> Result<Vec<ContractDealing>>;
async fn get_dealings(
&self,
epoch_id: EpochId,
dealer: &str,
) -> Result<Vec<PartialContractDealing>>;
async fn get_verification_key_shares(&self, epoch_id: EpochId) -> Result<Vec<ContractVKShare>>;
async fn vote_proposal(&self, proposal_id: u64, vote_yes: bool, fee: Option<Fee>)
-> Result<()>;
@@ -45,7 +51,7 @@ pub trait Client {
) -> Result<ExecuteResult>;
async fn submit_dealing(
&self,
dealing_bytes: ContractSafeBytes,
dealing: PartialContractDealing,
resharing: bool,
) -> Result<ExecuteResult>;
async fn submit_verification_key_share(
nym-api/src/coconut/dkg/client.rs
+26 -8
View File
@@ -5,22 +5,24 @@ use crate::coconut::client::Client;
use crate::coconut::error::CoconutError;
use cw3::ProposalResponse;
use cw4::MemberResponse;
use nym_coconut_dkg_common::dealer::{ContractDealing, DealerDetails, DealerDetailsResponse};
use nym_coconut_dkg_common::dealer::{DealerDetails, DealerDetailsResponse};
use nym_coconut_dkg_common::types::{
EncodedBTEPublicKeyWithProof, Epoch, EpochId, InitialReplacementData, NodeIndex,
PartialContractDealing, State as ContractState,
};
use nym_coconut_dkg_common::verification_key::{ContractVKShare, VerificationKeyShare};
use nym_contracts_common::dealings::ContractSafeBytes;
use nym_dkg::Threshold;
use nym_validator_client::nyxd::cosmwasm_client::logs::{find_attribute, NODE_INDEX};
use nym_validator_client::nyxd::cosmwasm_client::types::ExecuteResult;
use nym_validator_client::nyxd::AccountId;
use std::time::Duration;
pub(crate) struct DkgClient {
inner: Box<dyn Client + Send + Sync>,
}
impl DkgClient {
// FIXME:
// Some queries simply don't work the first time
// Until we determine why that is, retry the query a few more times
const RETRIES: usize = 3;
@@ -44,11 +46,24 @@ impl DkgClient {
if ret.is_ok() {
return ret;
}
tokio::time::sleep(Duration::from_millis(200)).await;
ret = self.inner.get_current_epoch().await;
}
ret
}
pub(crate) async fn get_contract_state(&self) -> Result<ContractState, CoconutError> {
let mut ret = self.inner.contract_state().await;
for _ in 0..Self::RETRIES {
if ret.is_ok() {
return ret;
}
tokio::time::sleep(Duration::from_millis(200)).await;
ret = self.inner.contract_state().await;
}
ret
}
pub(crate) async fn group_member(&self) -> Result<MemberResponse, CoconutError> {
self.inner
.group_member(self.get_address().await.to_string())
@@ -79,14 +94,16 @@ impl DkgClient {
pub(crate) async fn get_dealings(
&self,
idx: usize,
) -> Result<Vec<ContractDealing>, CoconutError> {
let mut ret = self.inner.get_dealings(idx).await;
epoch_id: EpochId,
dealer: String,
) -> Result<Vec<PartialContractDealing>, CoconutError> {
let mut ret = self.inner.get_dealings(epoch_id, &dealer).await;
for _ in 0..Self::RETRIES {
if ret.is_ok() {
return ret;
}
ret = self.inner.get_dealings(idx).await;
tokio::time::sleep(Duration::from_millis(200)).await;
ret = self.inner.get_dealings(epoch_id, &dealer).await;
}
ret
}
@@ -131,10 +148,10 @@ impl DkgClient {
pub(crate) async fn submit_dealing(
&self,
dealing_bytes: ContractSafeBytes,
dealing: PartialContractDealing,
resharing: bool,
) -> Result<(), CoconutError> {
self.inner.submit_dealing(dealing_bytes, resharing).await?;
self.inner.submit_dealing(dealing, resharing).await?;
Ok(())
}
@@ -151,6 +168,7 @@ impl DkgClient {
if let Ok(res) = ret {
return Ok(res);
}
tokio::time::sleep(Duration::from_millis(200)).await;
ret = self
.inner
.submit_verification_key_share(share.clone(), resharing)
nym-api/src/coconut/dkg/controller.rs
+1
View File
@@ -140,6 +140,7 @@ impl<R: RngCore + CryptoRng + Clone> DkgController<R> {
verification_key_submission(
&self.dkg_client,
&mut self.state,
epoch.epoch_id,
&keypair_path,
resharing,
)
nym-api/src/coconut/dkg/dealing.rs
+42 -18
View File
@@ -1,13 +1,12 @@
// Copyright 2022 - Nym Technologies SA <contact@nymtech.net>
// SPDX-License-Identifier: GPL-3.0-only
use crate::coconut::dkg;
use crate::coconut::dkg::client::DkgClient;
use crate::coconut::dkg::state::{ConsistentState, State};
use crate::coconut::error::CoconutError;
use log::debug;
use nym_coconut_dkg_common::types::TOTAL_DEALINGS;
use nym_contracts_common::dealings::ContractSafeBytes;
use nym_dkg::bte::setup;
use nym_coconut_dkg_common::types::{ContractDealing, PartialContractDealing};
use nym_dkg::Dealing;
use rand::RngCore;
use std::collections::VecDeque;
@@ -24,6 +23,9 @@ pub(crate) async fn dealing_exchange(
return Ok(());
}
let contract_state = dkg_client.get_contract_state().await?;
let expected_key_size = contract_state.key_size;
let dealers = dkg_client.get_current_dealers().await?;
let threshold = dkg_client.get_current_epoch_threshold().await?;
let initial_dealers = dkg_client
@@ -44,7 +46,7 @@ pub(crate) async fn dealing_exchange(
// Double check that we are in resharing mode
if resharing {
let sk = keypair.secret_key();
if sk.size() + 1 != TOTAL_DEALINGS {
if sk.size() + 1 != expected_key_size as usize {
return Err(CoconutError::CorruptedCoconutKeyPair);
}
@@ -64,8 +66,13 @@ pub(crate) async fn dealing_exchange(
};
let mut prior_resharing_secrets = VecDeque::from(prior_resharing_secrets);
if !resharing || initial_dealers.iter().any(|d| *d == own_address) {
let params = setup();
for _ in 0..TOTAL_DEALINGS {
let params = dkg::params();
for dealing_index in 0..expected_key_size {
debug!(
"dealing {dealing_index} ({} out of {expected_key_size})",
dealing_index + 1
);
debug!(
"Submitting dealing for indexes {:?} with resharing: {}",
receivers.keys().collect::<Vec<_>>(),
@@ -73,14 +80,19 @@ pub(crate) async fn dealing_exchange(
);
let (dealing, _) = Dealing::create(
rng.clone(),
&params,
params,
dealer_index,
state.threshold()?,
&receivers,
prior_resharing_secrets.pop_front(),
);
let contract_dealing =
PartialContractDealing::new(dealing_index, ContractDealing::from(&dealing));
println!("submit dealing");
dkg_client
.submit_dealing(ContractSafeBytes::from(&dealing), resharing)
.submit_dealing(contract_dealing, resharing)
.await?;
}
} else {
@@ -160,7 +172,7 @@ pub(crate) mod tests {
.with_dealings(&dealings_db)
.with_threshold(&threshold_db),
);
let params = setup();
let params = dkg::params();
let mut state = State::new(
PathBuf::default(),
PersistentState::default(),
@@ -171,6 +183,8 @@ pub(crate) mod tests {
state.set_node_index(Some(self_index));
let keypairs = insert_dealers(&params, &dealer_details_db);
let contract_state = dkg_client.get_contract_state().await.unwrap();
dealing_exchange(&dkg_client, &mut state, OsRng, false)
.await
.unwrap();
@@ -187,10 +201,12 @@ pub(crate) mod tests {
let dealings = dealings_db
.read()
.unwrap()
.get(&0)
.unwrap()
.get(TEST_VALIDATORS_ADDRESS[0])
.unwrap()
.clone();
assert_eq!(dealings.len(), TOTAL_DEALINGS);
assert_eq!(dealings.len(), contract_state.key_size as usize);
dealing_exchange(&dkg_client, &mut state, OsRng, false)
.await
@@ -198,6 +214,8 @@ pub(crate) mod tests {
let new_dealings = dealings_db
.read()
.unwrap()
.get(&0)
.unwrap()
.get(TEST_VALIDATORS_ADDRESS[0])
.unwrap()
.clone();
@@ -217,7 +235,7 @@ pub(crate) mod tests {
.with_dealings(&dealings_db)
.with_threshold(&threshold_db),
);
let params = setup();
let params = dkg::params();
let mut state = State::new(
PathBuf::default(),
PersistentState::default(),
@@ -285,7 +303,9 @@ pub(crate) mod tests {
.with_threshold(&threshold_db)
.with_initial_dealers_db(&initial_dealers_db),
);
let params = setup();
let contract_state = dkg_client.get_contract_state().await.unwrap();
let params = dkg::params();
let mut keys = ttp_keygen(&Parameters::new(4).unwrap(), 3, 4).unwrap();
let coconut_keypair = KeyPair::new();
coconut_keypair.set(Some(keys.pop().unwrap())).await;
@@ -294,11 +314,11 @@ pub(crate) mod tests {
PathBuf::default(),
PersistentState::default(),
Url::parse("localhost:8000").unwrap(),
DkgKeyPair::new(&params, OsRng),
DkgKeyPair::new(params, OsRng),
coconut_keypair.clone(),
);
state.set_node_index(Some(self_index));
let keypairs = insert_dealers(&params, &dealer_details_db);
let keypairs = insert_dealers(params, &dealer_details_db);
dealing_exchange(&dkg_client, &mut state, OsRng, true)
.await
@@ -313,14 +333,16 @@ pub(crate) mod tests {
);
assert_eq!(state.threshold().unwrap(), 3);
assert_eq!(state.receiver_index().unwrap(), 1);
let addr = dkg_client.get_address().await;
assert!(dealings_db.read().unwrap().get(addr.as_ref()).is_none());
// let addr = dkg_client.get_address().await;
// no dealings submitted for the first (zeroth) epoch
assert!(dealings_db.read().unwrap().get(&0).is_none());
let mut state = State::new(
PathBuf::default(),
PersistentState::default(),
Url::parse("localhost:8000").unwrap(),
DkgKeyPair::new(&params, OsRng),
DkgKeyPair::new(params, OsRng),
coconut_keypair,
);
state.set_node_index(Some(self_index));
@@ -340,9 +362,11 @@ pub(crate) mod tests {
let dealings = dealings_db
.read()
.unwrap()
.get(&0)
.unwrap()
.get(TEST_VALIDATORS_ADDRESS[0])
.unwrap()
.clone();
assert_eq!(dealings.len(), TOTAL_DEALINGS);
assert_eq!(dealings.len(), contract_state.key_size as usize);
}
}
nym-api/src/coconut/dkg/mod.rs
+7
View File
@@ -1,6 +1,13 @@
// Copyright 2022 - Nym Technologies SA <contact@nymtech.net>
// SPDX-License-Identifier: GPL-3.0-only
use std::sync::OnceLock;
pub(crate) fn params() -> &'static nym_dkg::bte::Params {
static PARAMS: OnceLock<nym_dkg::bte::Params> = OnceLock::new();
PARAMS.get_or_init(nym_dkg::bte::setup)
}
pub(crate) mod client;
pub(crate) mod complaints;
pub(crate) mod controller;
nym-api/src/coconut/dkg/state.rs
+2 -3
View File
@@ -304,6 +304,7 @@ impl State {
.collect()
}
// FIXME: BUG: if we remove dealers, we won't be able to verify shares of other parties...
pub fn current_dealers_by_idx(&self) -> BTreeMap<NodeIndex, PublicKey> {
self.dealers
.iter()
@@ -364,8 +365,7 @@ impl State {
.find(|(addr, _)| *addr == dealer_addr)
{
debug!(
"Dealer {} misbehaved: {:?}. It will be marked locally as bad dealer and ignored",
dealer_addr, reason
"Dealer {dealer_addr} misbehaved: {reason:?}. It will be marked locally as bad dealer and ignored",
);
*value = Err(reason);
}
@@ -395,7 +395,6 @@ impl State {
self.was_in_progress = true;
}
#[cfg(test)]
pub fn all_dealers(&self) -> &BTreeMap<Addr, Result<DkgParticipant, ComplaintReason>> {
&self.dealers
}
nym-api/src/coconut/dkg/verification_key.rs
+155 -77
View File
@@ -1,6 +1,7 @@
// Copyright 2022 - Nym Technologies SA <contact@nymtech.net>
// SPDX-License-Identifier: GPL-3.0-only
use crate::coconut::dkg;
use crate::coconut::dkg::client::DkgClient;
use crate::coconut::dkg::complaints::ComplaintReason;
use crate::coconut::dkg::state::{ConsistentState, State};
@@ -13,24 +14,30 @@ use log::debug;
use nym_coconut::tests::helpers::transpose_matrix;
use nym_coconut::{check_vk_pairing, Base58, KeyPair, SecretKey, VerificationKey};
use nym_coconut_dkg_common::event_attributes::DKG_PROPOSAL_ID;
use nym_coconut_dkg_common::types::{NodeIndex, TOTAL_DEALINGS};
use nym_coconut_dkg_common::types::{EpochId, NodeIndex};
use nym_coconut_dkg_common::verification_key::owner_from_cosmos_msgs;
use nym_coconut_interface::KeyPair as CoconutKeyPair;
use nym_dkg::bte::{decrypt_share, setup};
use nym_dkg::bte::decrypt_share;
use nym_dkg::error::DkgError;
use nym_dkg::{combine_shares, try_recover_verification_keys, Dealing, Threshold};
use nym_pemstore::KeyPairPath;
use nym_validator_client::nyxd::cosmwasm_client::logs::find_attribute;
use std::collections::BTreeMap;
use std::collections::{BTreeMap, HashMap};
// Filter the dealers based on what dealing they posted (or not) in the contract
// TODO: change the return type to make sure that:
// - each entry has the same number of dealings
// - dealer data is not duplicated
// - each dealer has submitted all or nothing
async fn deterministic_filter_dealers(
dkg_client: &DkgClient,
state: &mut State,
epoch_id: EpochId,
threshold: Threshold,
resharing: bool,
) -> Result<Vec<BTreeMap<NodeIndex, (Addr, Dealing)>>, CoconutError> {
let mut dealings_maps = vec![];
let mut dealings_maps = Vec::new();
let initial_dealers_by_addr = state.current_dealers_by_addr();
let initial_receivers = state.current_dealers_by_idx();
let initial_resharing_dealers = if resharing {
@@ -43,36 +50,46 @@ async fn deterministic_filter_dealers(
vec![]
};
let params = setup();
let params = dkg::params();
for idx in 0..TOTAL_DEALINGS {
let dealings = dkg_client.get_dealings(idx).await?;
// note: this is a temporary solution to replicate the behaviour of the old code so that I wouldn't need to
// fix the filtering in this PR, because the old code is quite buggy and misses few edge cases
let mut raw_dealings = HashMap::new();
for dealer in state.all_dealers().keys() {
let dealer_dealings = dkg_client
.get_dealings(epoch_id, dealer.to_string())
.await?;
for dealing in dealer_dealings {
let old_contract_dealing = raw_dealings.entry(dealing.index).or_insert(Vec::new());
old_contract_dealing.push((dealer.clone(), dealing.data))
}
}
// this is a temporary thing to reintroduce the bug to make sure tests still pass : )
// i will fix it properly in next PR
for dealing_index in 0..5 {
let dealings = raw_dealings.remove(&dealing_index).unwrap_or_default();
let dealings_map =
BTreeMap::from_iter(dealings.into_iter().filter_map(|contract_dealing| {
match Dealing::try_from(&contract_dealing.dealing) {
BTreeMap::from_iter(dealings.into_iter().filter_map(|(dealer, dealing)| {
match Dealing::try_from(&dealing) {
Ok(dealing) => {
if dealing
.verify(&params, threshold, &initial_receivers, None)
.verify(params, threshold, &initial_receivers, None)
.is_err()
{
state.mark_bad_dealer(
&contract_dealing.dealer,
&dealer,
ComplaintReason::DealingVerificationError,
);
None
} else if let Some(idx) =
initial_dealers_by_addr.get(&contract_dealing.dealer)
{
Some((*idx, (contract_dealing.dealer, dealing)))
} else {
None
initial_dealers_by_addr
.get(&dealer)
.map(|idx| (*idx, (dealer, dealing)))
}
}
Err(_) => {
state.mark_bad_dealer(
&contract_dealing.dealer,
ComplaintReason::MalformedDealing,
);
state.mark_bad_dealer(&dealer, ComplaintReason::MalformedDealing);
None
}
}
@@ -80,6 +97,40 @@ async fn deterministic_filter_dealers(
dealings_maps.push(dealings_map);
}
//
//
// for dealer in initial_dealers_by_addr.keys() {
// let Some(dealer_index) = initial_dealers_by_addr.get(dealer) else {
// warn!("could not obtain dealer index of {dealer}");
// continue;
// };
//
// let dealer_dealings = dkg_client
// .get_dealings(epoch_id, dealer.to_string())
// .await?;
//
// for contract_dealing in dealer_dealings {
// match Dealing::try_from(&contract_dealing.data) {
// // FIXME: bug: this doesn't check resharing
// Ok(dealing) => {
// if let Err(err) = dealing.verify(params, threshold, &initial_receivers, None) {
// println!("dealing verification failure from {dealer}: {err}");
// state.mark_bad_dealer(dealer, ComplaintReason::DealingVerificationError);
// } else {
// let entry = dealings_maps
// .entry(contract_dealing.index)
// .or_insert(BTreeMap::new());
// entry.insert(*dealer_index, (dealer.clone(), dealing));
// }
// }
// Err(err) => {
// warn!("malformed dealing from {dealer}: {err}");
// state.mark_bad_dealer(dealer, ComplaintReason::MalformedDealing);
// }
// }
// }
// }
for (addr, _) in initial_dealers_by_addr.iter() {
// in resharing mode, we don't commit dealings from dealers outside the initial set
if !resharing || initial_resharing_dealers.contains(addr) {
@@ -155,6 +206,7 @@ fn derive_partial_keypair(
pub(crate) async fn verification_key_submission(
dkg_client: &DkgClient,
state: &mut State,
epoch_id: EpochId,
keypair_path: &KeyPairPath,
resharing: bool,
) -> Result<(), CoconutError> {
@@ -165,7 +217,7 @@ pub(crate) async fn verification_key_submission(
let threshold = state.threshold()?;
let dealings_maps =
deterministic_filter_dealers(dkg_client, state, threshold, resharing).await?;
deterministic_filter_dealers(dkg_client, state, epoch_id, threshold, resharing).await?;
debug!(
"Filtered dealers to {:?}",
dealings_maps[0].keys().collect::<Vec<_>>()
@@ -307,9 +359,8 @@ pub(crate) mod tests {
use crate::coconut::KeyPair;
use nym_coconut::aggregate_verification_keys;
use nym_coconut_dkg_common::dealer::DealerDetails;
use nym_coconut_dkg_common::types::InitialReplacementData;
use nym_coconut_dkg_common::types::{EpochId, InitialReplacementData, PartialContractDealing};
use nym_coconut_dkg_common::verification_key::ContractVKShare;
use nym_contracts_common::dealings::ContractSafeBytes;
use nym_dkg::bte::keys::KeyPair as DkgKeyPair;
use nym_validator_client::nyxd::AccountId;
use rand::rngs::OsRng;
@@ -323,7 +374,9 @@ pub(crate) mod tests {
struct MockContractDb {
dealer_details_db: Arc<RwLock<HashMap<String, (DealerDetails, bool)>>>,
dealings_db: Arc<RwLock<HashMap<String, Vec<ContractSafeBytes>>>>,
// it's a really bad practice, but I'm not going to be changing it now...
#[allow(clippy::type_complexity)]
dealings_db: Arc<RwLock<HashMap<EpochId, HashMap<String, Vec<PartialContractDealing>>>>>,
proposal_db: Arc<RwLock<HashMap<u64, ProposalResponse>>>,
verification_share_db: Arc<RwLock<HashMap<String, ContractVKShare>>>,
threshold_db: Arc<RwLock<Option<Threshold>>>,
@@ -351,7 +404,7 @@ pub(crate) mod tests {
];
async fn prepare_clients_and_states(db: &MockContractDb) -> Vec<(DkgClient, State)> {
let params = setup();
let params = dkg::params();
let mut clients_and_states = vec![];
for addr in TEST_VALIDATORS_ADDRESS {
@@ -364,7 +417,7 @@ pub(crate) mod tests {
.with_threshold(&db.threshold_db)
.with_initial_dealers_db(&db.initial_dealers_db),
);
let keypair = DkgKeyPair::new(&params, OsRng);
let keypair = DkgKeyPair::new(params, OsRng);
let state = State::new(
PathBuf::default(),
PersistentState::default(),
@@ -403,7 +456,7 @@ pub(crate) mod tests {
let private_key_path = temp_dir().join(format!("private{}.pem", random_file));
let public_key_path = temp_dir().join(format!("public{}.pem", random_file));
let keypair_path = KeyPairPath::new(private_key_path.clone(), public_key_path.clone());
verification_key_submission(dkg_client, state, &keypair_path, false)
verification_key_submission(dkg_client, state, 0, &keypair_path, false)
.await
.unwrap();
std::fs::remove_file(private_key_path).unwrap();
@@ -441,11 +494,13 @@ pub(crate) mod tests {
async fn check_dealers_filter_all_good() {
let db = MockContractDb::new();
let mut clients_and_states = prepare_clients_and_states_with_dealing(&db).await;
let contract_state = clients_and_states[0].0.get_contract_state().await.unwrap();
for (dkg_client, state) in clients_and_states.iter_mut() {
let filtered = deterministic_filter_dealers(dkg_client, state, 2, false)
let filtered = deterministic_filter_dealers(dkg_client, state, 0, 2, false)
.await
.unwrap();
assert_eq!(filtered.len(), TOTAL_DEALINGS);
assert_eq!(filtered.len(), contract_state.key_size as usize);
for mapping in filtered.iter() {
assert_eq!(mapping.len(), 4);
}
@@ -457,23 +512,27 @@ pub(crate) mod tests {
async fn check_dealers_filter_one_bad_dealing() {
let db = MockContractDb::new();
let mut clients_and_states = prepare_clients_and_states_with_dealing(&db).await;
let contract_state = clients_and_states[0].0.get_contract_state().await.unwrap();
// corrupt just one dealing
db.dealings_db
.write()
.unwrap()
.entry(TEST_VALIDATORS_ADDRESS[0].to_string())
.and_modify(|dealings| {
let mut last = dealings.pop().unwrap();
last.0.pop();
dealings.push(last);
.entry(0)
.and_modify(|epoch_dealings| {
let validator_dealings = epoch_dealings
.entry(TEST_VALIDATORS_ADDRESS[0].to_string())
.or_default();
let mut last = validator_dealings.pop().unwrap();
last.data.0.pop();
validator_dealings.push(last);
});
for (dkg_client, state) in clients_and_states.iter_mut().skip(1) {
let filtered = deterministic_filter_dealers(dkg_client, state, 2, false)
let filtered = deterministic_filter_dealers(dkg_client, state, 0, 2, false)
.await
.unwrap();
assert_eq!(filtered.len(), TOTAL_DEALINGS);
assert_eq!(filtered.len(), contract_state.key_size as usize);
let corrupted_status = state
.all_dealers()
.get(&Addr::unchecked(TEST_VALIDATORS_ADDRESS[0]))
@@ -489,6 +548,7 @@ pub(crate) mod tests {
async fn check_dealers_resharing_filter_one_missing_dealing() {
let db = MockContractDb::new();
let mut clients_and_states = prepare_clients_and_states(&db).await;
let contract_state = clients_and_states[0].0.get_contract_state().await.unwrap();
// add all but the first dealing
for (dkg_client, state) in clients_and_states.iter_mut().skip(1) {
@@ -502,10 +562,12 @@ pub(crate) mod tests {
initial_dealers: vec![Addr::unchecked(TEST_VALIDATORS_ADDRESS[0])],
initial_height: 1,
});
let filtered = deterministic_filter_dealers(dkg_client, state, 2, true)
println!("filter");
let filtered = deterministic_filter_dealers(dkg_client, state, 0, 2, true)
.await
.unwrap();
assert_eq!(filtered.len(), TOTAL_DEALINGS);
println!("filtered");
assert_eq!(filtered.len(), contract_state.key_size as usize);
let corrupted_status = state
.all_dealers()
.get(&Addr::unchecked(TEST_VALIDATORS_ADDRESS[0]))
@@ -522,6 +584,7 @@ pub(crate) mod tests {
async fn check_dealers_resharing_filter_one_noninitial_missing_dealing() {
let db = MockContractDb::new();
let mut clients_and_states = prepare_clients_and_states(&db).await;
let contract_state = clients_and_states[0].0.get_contract_state().await.unwrap();
// add all but the first dealing
for (dkg_client, state) in clients_and_states.iter_mut().skip(1) {
@@ -535,10 +598,10 @@ pub(crate) mod tests {
initial_dealers: vec![],
initial_height: 1,
});
let filtered = deterministic_filter_dealers(dkg_client, state, 2, true)
let filtered = deterministic_filter_dealers(dkg_client, state, 0, 2, true)
.await
.unwrap();
assert_eq!(filtered.len(), TOTAL_DEALINGS);
assert_eq!(filtered.len(), contract_state.key_size as usize);
assert!(state
.all_dealers()
.get(&Addr::unchecked(TEST_VALIDATORS_ADDRESS[0]))
@@ -553,23 +616,27 @@ pub(crate) mod tests {
async fn check_dealers_filter_all_bad_dealings() {
let db = MockContractDb::new();
let mut clients_and_states = prepare_clients_and_states_with_dealing(&db).await;
let contract_state = clients_and_states[0].0.get_contract_state().await.unwrap();
// corrupt all dealings of one address
db.dealings_db
.write()
.unwrap()
.entry(TEST_VALIDATORS_ADDRESS[0].to_string())
.and_modify(|dealings| {
dealings.iter_mut().for_each(|dealing| {
dealing.0.pop();
.entry(0)
.and_modify(|epoch_dealings| {
let validator_dealings = epoch_dealings
.entry(TEST_VALIDATORS_ADDRESS[0].to_string())
.or_default();
validator_dealings.iter_mut().for_each(|dealing| {
dealing.data.0.pop();
});
});
for (dkg_client, state) in clients_and_states.iter_mut().skip(1) {
let filtered = deterministic_filter_dealers(dkg_client, state, 2, false)
let filtered = deterministic_filter_dealers(dkg_client, state, 0, 2, false)
.await
.unwrap();
assert_eq!(filtered.len(), TOTAL_DEALINGS);
assert_eq!(filtered.len(), contract_state.key_size as usize);
for mapping in filtered.iter() {
assert_eq!(mapping.len(), 3);
}
@@ -588,28 +655,32 @@ pub(crate) mod tests {
async fn check_dealers_filter_malformed_dealing() {
let db = MockContractDb::new();
let mut clients_and_states = prepare_clients_and_states_with_dealing(&db).await;
let contract_state = clients_and_states[0].0.get_contract_state().await.unwrap();
// corrupt just one dealing
db.dealings_db
.write()
.unwrap()
.entry(TEST_VALIDATORS_ADDRESS[0].to_string())
.and_modify(|dealings| {
let mut last = dealings.pop().unwrap();
last.0.pop();
dealings.push(last);
.entry(0)
.and_modify(|epoch_dealings| {
let validator_dealings = epoch_dealings
.get_mut(TEST_VALIDATORS_ADDRESS[0])
.expect("no dealing");
let mut last = validator_dealings.pop().unwrap();
last.data.0.pop();
validator_dealings.push(last);
});
for (dkg_client, state) in clients_and_states.iter_mut().skip(1) {
deterministic_filter_dealers(dkg_client, state, 2, false)
deterministic_filter_dealers(dkg_client, state, 0, 2, false)
.await
.unwrap();
// second filter will leave behind the bad dealer and surface why it was left out
// in the first place
let filtered = deterministic_filter_dealers(dkg_client, state, 2, false)
let filtered = deterministic_filter_dealers(dkg_client, state, 0, 2, false)
.await
.unwrap();
assert_eq!(filtered.len(), TOTAL_DEALINGS);
assert_eq!(filtered.len(), contract_state.key_size as usize);
let corrupted_status = state
.all_dealers()
.get(&Addr::unchecked(TEST_VALIDATORS_ADDRESS[0]))
@@ -625,33 +696,37 @@ pub(crate) mod tests {
async fn check_dealers_filter_dealing_verification_error() {
let db = MockContractDb::new();
let mut clients_and_states = prepare_clients_and_states_with_dealing(&db).await;
let contract_state = clients_and_states[0].0.get_contract_state().await.unwrap();
// corrupt just one dealing
db.dealings_db
.write()
.unwrap()
.entry(TEST_VALIDATORS_ADDRESS[0].to_string())
.and_modify(|dealings| {
let mut last = dealings.pop().unwrap();
let value = last.0.pop().unwrap();
.entry(0)
.and_modify(|epoch_dealings| {
let validator_dealings = epoch_dealings
.entry(TEST_VALIDATORS_ADDRESS[0].to_string())
.or_default();
let mut last = validator_dealings.pop().unwrap();
let value = last.data.0.pop().unwrap();
if value == 42 {
last.0.push(43);
last.data.0.push(43);
} else {
last.0.push(42);
last.data.0.push(42);
}
dealings.push(last);
validator_dealings.push(last);
});
for (dkg_client, state) in clients_and_states.iter_mut().skip(1) {
deterministic_filter_dealers(dkg_client, state, 2, false)
deterministic_filter_dealers(dkg_client, state, 0, 2, false)
.await
.unwrap();
// second filter will leave behind the bad dealer and surface why it was left out
// in the first place
let filtered = deterministic_filter_dealers(dkg_client, state, 2, false)
let filtered = deterministic_filter_dealers(dkg_client, state, 0, 2, false)
.await
.unwrap();
assert_eq!(filtered.len(), TOTAL_DEALINGS);
assert_eq!(filtered.len(), contract_state.key_size as usize);
let corrupted_status = state
.all_dealers()
.get(&Addr::unchecked(TEST_VALIDATORS_ADDRESS[0]))
@@ -668,7 +743,7 @@ pub(crate) mod tests {
let db = MockContractDb::new();
let mut clients_and_states = prepare_clients_and_states_with_dealing(&db).await;
for (dkg_client, state) in clients_and_states.iter_mut() {
let filtered = deterministic_filter_dealers(dkg_client, state, 2, false)
let filtered = deterministic_filter_dealers(dkg_client, state, 0, 2, false)
.await
.unwrap();
assert!(derive_partial_keypair(state, 2, filtered).is_ok());
@@ -685,15 +760,18 @@ pub(crate) mod tests {
db.dealings_db
.write()
.unwrap()
.entry(TEST_VALIDATORS_ADDRESS[0].to_string())
.and_modify(|dealings| {
let mut last = dealings.pop().unwrap();
last.0.pop();
dealings.push(last);
.entry(0)
.and_modify(|epoch_dealings| {
let validator_dealings = epoch_dealings
.entry(TEST_VALIDATORS_ADDRESS[0].to_string())
.or_default();
let mut last = validator_dealings.pop().unwrap();
last.data.0.pop();
validator_dealings.push(last);
});
for (dkg_client, state) in clients_and_states.iter_mut().skip(1) {
let filtered = deterministic_filter_dealers(dkg_client, state, 2, false)
let filtered = deterministic_filter_dealers(dkg_client, state, 0, 2, false)
.await
.unwrap();
assert!(derive_partial_keypair(state, 2, filtered).is_ok());
@@ -863,7 +941,7 @@ pub(crate) mod tests {
.with_threshold(&db.threshold_db)
.with_initial_dealers_db(&db.initial_dealers_db),
);
let keypair = DkgKeyPair::new(&setup(), OsRng);
let keypair = DkgKeyPair::new(dkg::params(), OsRng);
let state = State::new(
PathBuf::default(),
PersistentState::default(),
@@ -906,7 +984,7 @@ pub(crate) mod tests {
let private_key_path = temp_dir().join(format!("private{}.pem", random_file));
let public_key_path = temp_dir().join(format!("public{}.pem", random_file));
let keypair_path = KeyPairPath::new(private_key_path.clone(), public_key_path.clone());
verification_key_submission(dkg_client, state, &keypair_path, true)
verification_key_submission(dkg_client, state, 0, &keypair_path, true)
.await
.unwrap();
std::fs::remove_file(private_key_path).unwrap();
@@ -967,7 +1045,7 @@ pub(crate) mod tests {
.with_threshold(&db.threshold_db)
.with_initial_dealers_db(&db.initial_dealers_db),
);
let keypair = DkgKeyPair::new(&setup(), OsRng);
let keypair = DkgKeyPair::new(dkg::params(), OsRng);
let state = State::new(
PathBuf::default(),
PersistentState::default(),
@@ -986,7 +1064,7 @@ pub(crate) mod tests {
.with_threshold(&db.threshold_db)
.with_initial_dealers_db(&db.initial_dealers_db),
);
let keypair = DkgKeyPair::new(&setup(), OsRng);
let keypair = DkgKeyPair::new(dkg::params(), OsRng);
let state2 = State::new(
PathBuf::default(),
PersistentState::default(),
@@ -1022,7 +1100,7 @@ pub(crate) mod tests {
let private_key_path = temp_dir().join(format!("private{}.pem", random_file));
let public_key_path = temp_dir().join(format!("public{}.pem", random_file));
let keypair_path = KeyPairPath::new(private_key_path.clone(), public_key_path.clone());
verification_key_submission(dkg_client, state, &keypair_path, false)
verification_key_submission(dkg_client, state, 0, &keypair_path, false)
.await
.unwrap();
std::fs::remove_file(private_key_path).unwrap();
@@ -1098,7 +1176,7 @@ pub(crate) mod tests {
let private_key_path = temp_dir().join(format!("private{}.pem", random_file));
let public_key_path = temp_dir().join(format!("public{}.pem", random_file));
let keypair_path = KeyPairPath::new(private_key_path.clone(), public_key_path.clone());
verification_key_submission(dkg_client, state, &keypair_path, true)
verification_key_submission(dkg_client, state, 0, &keypair_path, true)
.await
.unwrap();
std::fs::remove_file(private_key_path).unwrap();
nym-api/src/coconut/error.rs
+5
View File
@@ -124,6 +124,11 @@ pub enum CoconutError {
// I guess we should make this one a bit more detailed
#[error("the provided query arguments were invalid")]
InvalidQueryArguments,
#[error("insufficient number of dealings provided to derive the key")]
InsufficientDealings {
// TODO: details
},
}
impl<'r, 'o: 'r> Responder<'r, 'o> for CoconutError {
nym-api/src/coconut/tests/mod.rs
+35 -25
View File
@@ -8,7 +8,7 @@ use crate::support::storage::NymApiStorage;
use async_trait::async_trait;
use cosmwasm_std::{coin, to_binary, Addr, CosmosMsg, Decimal, WasmMsg};
use cw3::ProposalResponse;
use cw4::MemberResponse;
use cw4::{Cw4Contract, MemberResponse};
use nym_api_requests::coconut::models::{IssuedCredentialBody, IssuedCredentialResponse};
use nym_api_requests::coconut::{
BlindSignRequestBody, BlindedSignatureResponse, VerifyCredentialBody, VerifyCredentialResponse,
@@ -22,17 +22,15 @@ use nym_coconut_bandwidth_contract_common::events::{
use nym_coconut_bandwidth_contract_common::spend_credential::{
SpendCredential, SpendCredentialResponse,
};
use nym_coconut_dkg_common::dealer::{
ContractDealing, DealerDetails, DealerDetailsResponse, DealerType,
};
use nym_coconut_dkg_common::dealer::{DealerDetails, DealerDetailsResponse, DealerType};
use nym_coconut_dkg_common::event_attributes::{DKG_PROPOSAL_ID, NODE_INDEX};
use nym_coconut_dkg_common::types::{
EncodedBTEPublicKeyWithProof, Epoch, EpochId, InitialReplacementData, TOTAL_DEALINGS,
EncodedBTEPublicKeyWithProof, Epoch, EpochId, InitialReplacementData, PartialContractDealing,
State as ContractState,
};
use nym_coconut_dkg_common::verification_key::{ContractVKShare, VerificationKeyShare};
use nym_coconut_interface::{hash_to_scalar, Credential, VerificationKey};
use nym_config::defaults::VOUCHER_INFO;
use nym_contracts_common::dealings::ContractSafeBytes;
use nym_credentials::coconut::bandwidth::BandwidthVoucher;
use nym_crypto::asymmetric::{encryption, identity};
use nym_dkg::Threshold;
@@ -67,9 +65,10 @@ pub(crate) struct DummyClient {
spent_credential_db: Arc<RwLock<HashMap<String, SpendCredentialResponse>>>,
epoch: Arc<RwLock<Epoch>>,
contract_state: Arc<RwLock<ContractState>>,
dealer_details: Arc<RwLock<HashMap<String, (DealerDetails, bool)>>>,
threshold: Arc<RwLock<Option<Threshold>>>,
dealings: Arc<RwLock<HashMap<String, Vec<ContractSafeBytes>>>>,
dealings: Arc<RwLock<HashMap<EpochId, HashMap<String, Vec<PartialContractDealing>>>>>,
verification_share: Arc<RwLock<HashMap<String, ContractVKShare>>>,
group_db: Arc<RwLock<HashMap<String, MemberResponse>>>,
initial_dealers_db: Arc<RwLock<Option<InitialReplacementData>>>,
@@ -83,6 +82,12 @@ impl DummyClient {
proposal_db: Arc::new(RwLock::new(HashMap::new())),
spent_credential_db: Arc::new(RwLock::new(HashMap::new())),
epoch: Arc::new(RwLock::new(Epoch::default())),
contract_state: Arc::new(RwLock::new(ContractState {
mix_denom: TEST_COIN_DENOM.to_string(),
multisig_addr: Addr::unchecked("dummy address"),
group_addr: Cw4Contract::new(Addr::unchecked("dummy cw4")),
key_size: 5,
})),
dealer_details: Arc::new(RwLock::new(HashMap::new())),
threshold: Arc::new(RwLock::new(None)),
dealings: Arc::new(RwLock::new(HashMap::new())),
@@ -133,7 +138,7 @@ impl DummyClient {
pub fn with_dealings(
mut self,
dealings: &Arc<RwLock<HashMap<String, Vec<ContractSafeBytes>>>>,
dealings: &Arc<RwLock<HashMap<EpochId, HashMap<String, Vec<PartialContractDealing>>>>>,
) -> Self {
self.dealings = Arc::clone(dealings);
self
@@ -203,6 +208,10 @@ impl super::client::Client for DummyClient {
})
}
async fn contract_state(&self) -> Result<ContractState> {
Ok(self.contract_state.read().unwrap().clone())
}
async fn get_current_epoch(&self) -> Result<Epoch> {
Ok(*self.epoch.read().unwrap())
}
@@ -259,17 +268,21 @@ impl super::client::Client for DummyClient {
.collect())
}
async fn get_dealings(&self, idx: usize) -> Result<Vec<ContractDealing>> {
async fn get_dealings(
&self,
epoch_id: EpochId,
dealer: &str,
) -> Result<Vec<PartialContractDealing>> {
Ok(self
.dealings
.read()
.unwrap()
.iter()
.map(|(dealer, dealings)| ContractDealing {
dealing: dealings.get(idx).unwrap().clone(),
dealer: Addr::unchecked(dealer),
})
.collect())
.get(&epoch_id)
.cloned()
.unwrap_or_default()
.get(dealer)
.cloned()
.unwrap_or_default())
}
async fn get_verification_key_shares(
@@ -367,19 +380,16 @@ impl super::client::Client for DummyClient {
async fn submit_dealing(
&self,
dealing_bytes: ContractSafeBytes,
dealing: PartialContractDealing,
_resharing: bool,
) -> Result<ExecuteResult> {
self.dealings
.write()
.unwrap()
let current_epoch = self.epoch.read().unwrap().epoch_id;
let mut guard = self.dealings.write().unwrap();
let epoch_dealings = guard.entry(current_epoch).or_default();
let existing_dealings = epoch_dealings
.entry(self.validator_address.to_string())
.and_modify(|v| {
if v.len() < TOTAL_DEALINGS {
v.push(dealing_bytes.clone())
}
})
.or_insert_with(|| vec![dealing_bytes]);
.or_default();
existing_dealings.push(dealing);
Ok(ExecuteResult {
logs: vec![],
nym-api/src/support/nyxd/mod.rs
+12 -8
View File
@@ -10,14 +10,13 @@ use cw3::ProposalResponse;
use cw4::MemberResponse;
use nym_coconut_bandwidth_contract_common::spend_credential::SpendCredentialResponse;
use nym_coconut_dkg_common::msg::QueryMsg as DkgQueryMsg;
use nym_coconut_dkg_common::types::InitialReplacementData;
use nym_coconut_dkg_common::types::{InitialReplacementData, PartialContractDealing, State};
use nym_coconut_dkg_common::{
dealer::{ContractDealing, DealerDetails, DealerDetailsResponse},
dealer::{DealerDetails, DealerDetailsResponse},
types::{EncodedBTEPublicKeyWithProof, Epoch, EpochId},
verification_key::{ContractVKShare, VerificationKeyShare},
};
use nym_config::defaults::{ChainDetails, NymNetworkDetails};
use nym_contracts_common::dealings::ContractSafeBytes;
use nym_ephemera_common::msg::QueryMsg as EphemeraQueryMsg;
use nym_ephemera_common::types::JsonPeerInfo;
use nym_mixnet_contract_common::families::FamilyHead;
@@ -374,6 +373,10 @@ impl crate::coconut::client::Client for Client {
))
}
async fn contract_state(&self) -> crate::coconut::error::Result<State> {
Ok(nyxd_query!(self, get_state().await?))
}
async fn get_current_epoch(&self) -> crate::coconut::error::Result<Epoch> {
Ok(nyxd_query!(self, get_current_epoch().await?))
}
@@ -407,9 +410,10 @@ impl crate::coconut::client::Client for Client {
async fn get_dealings(
&self,
idx: usize,
) -> crate::coconut::error::Result<Vec<ContractDealing>> {
Ok(nyxd_query!(self, get_all_epoch_dealings(idx as u64).await?))
epoch_id: EpochId,
dealer: &str,
) -> crate::coconut::error::Result<Vec<PartialContractDealing>> {
Ok(nyxd_query!(self, get_all_dealer_dealings(epoch_id, dealer).await?))
}
async fn get_verification_key_shares(
@@ -456,12 +460,12 @@ impl crate::coconut::client::Client for Client {
async fn submit_dealing(
&self,
dealing_bytes: ContractSafeBytes,
dealing: PartialContractDealing,
resharing: bool,
) -> Result<ExecuteResult, CoconutError> {
Ok(nyxd_signing!(
self,
submit_dealing_bytes(dealing_bytes, resharing, None).await?
submit_dealing_bytes(dealing, resharing, None).await?
))
}
nym-connect/desktop/Cargo.lock
Generated
+1
View File
@@ -3814,6 +3814,7 @@ dependencies = [
"cosmwasm-schema",
"cosmwasm-std",
"cw-utils",
"cw4",
"nym-contracts-common",
"nym-multisig-contract-common",
]
nym-wallet/Cargo.lock
Generated
+1
View File
@@ -3220,6 +3220,7 @@ dependencies = [
"cosmwasm-schema",
"cosmwasm-std",
"cw-utils",
"cw4",
"nym-contracts-common",
"nym-multisig-contract-common",
]