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Polkadot <> Kusama relayers (#1122)

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* relay headers between Kusama and Polkadot

* relay messages between Kusama and Polkadot

* complex Kusama <> Polkadot relayer

* expose relayer_fund_account_id from messages pallet

* create relayers fund accounts on Kusama/Polkadot + some more fixes

* fmt

* fix compilation

* compilation + clippy

* compilation

* MAXIMAL_BALANCE_DECREASE_PER_DAY for K<>P header relays

* fmt

* deduplicate tests

* Update modules/messages/src/lib.rs

Co-authored-by: Tomasz Drwięga <tomusdrw@users.noreply.github.com>

* extract storage_parameter_key function

* other grumbles

* fix

* fmt

Co-authored-by: Tomasz Drwięga <tomusdrw@users.noreply.github.com>
This commit is contained in:
Svyatoslav Nikolsky
2021-09-21 16:53:37 +03:00
committed by Bastian Köcher
parent 417903f9e7
commit 2db84b74cc
31 changed files with 1936 additions and 68 deletions
Download Patch File Download Diff File Expand all files Collapse all files
bridges/modules/messages/src/lib.rs
+17 -16
View File
@@ -64,7 +64,8 @@ use frame_support::{
};
use frame_system::RawOrigin;
use num_traits::{SaturatingAdd, Zero};
use sp_runtime::traits::BadOrigin;
use sp_core::H256;
use sp_runtime::traits::{BadOrigin, Convert};
use sp_std::{cell::RefCell, cmp::PartialOrd, marker::PhantomData, prelude::*};
mod inbound_lane;
@@ -286,16 +287,17 @@ pub mod pallet {
T::MessageDeliveryAndDispatchPayment::pay_delivery_and_dispatch_fee(
&submitter,
&additional_fee,
&Self::relayer_fund_account_id(),
&relayer_fund_account_id::<T::AccountId, T::AccountIdConverter>(),
)
.map_err(|err| {
log::trace!(
target: "runtime::bridge-messages",
"Submitter {:?} can't pay additional fee {:?} for the message {:?}/{:?}: {:?}",
"Submitter {:?} can't pay additional fee {:?} for the message {:?}/{:?} to {:?}: {:?}",
submitter,
additional_fee,
lane_id,
nonce,
relayer_fund_account_id::<T::AccountId, T::AccountIdConverter>(),
err,
);
@@ -604,7 +606,7 @@ pub mod pallet {
// if some new messages have been confirmed, reward relayers
if !relayers_rewards.is_empty() {
let relayer_fund_account = Self::relayer_fund_account_id();
let relayer_fund_account = relayer_fund_account_id::<T::AccountId, T::AccountIdConverter>();
<T as Config<I>>::MessageDeliveryAndDispatchPayment::pay_relayers_rewards(
&confirmation_relayer,
relayers_rewards,
@@ -768,17 +770,6 @@ pub mod pallet {
total_messages: total_unrewarded_messages(&relayers).unwrap_or(MessageNonce::MAX),
}
}
/// AccountId of the shared relayer fund account.
///
/// This account is passed to `MessageDeliveryAndDispatchPayment` trait, and depending
/// on the implementation it can be used to store relayers rewards.
/// See [InstantCurrencyPayments] for a concrete implementation.
pub fn relayer_fund_account_id() -> T::AccountId {
use sp_runtime::traits::Convert;
let encoded_id = bp_runtime::derive_relayer_fund_account_id(bp_runtime::NO_INSTANCE_ID);
T::AccountIdConverter::convert(encoded_id)
}
}
}
@@ -825,6 +816,16 @@ pub mod storage_keys {
}
}
/// AccountId of the shared relayer fund account.
///
/// This account is passed to `MessageDeliveryAndDispatchPayment` trait, and depending
/// on the implementation it can be used to store relayers rewards.
/// See [`InstantCurrencyPayments`] for a concrete implementation.
pub fn relayer_fund_account_id<AccountId, AccountIdConverter: Convert<H256, AccountId>>() -> AccountId {
let encoded_id = bp_runtime::derive_relayer_fund_account_id(bp_runtime::NO_INSTANCE_ID);
AccountIdConverter::convert(encoded_id)
}
impl<T, I> bp_messages::source_chain::MessagesBridge<T::AccountId, T::OutboundMessageFee, T::OutboundPayload>
for Pallet<T, I>
where
@@ -894,7 +895,7 @@ fn send_message<T: Config<I>, I: 'static>(
T::MessageDeliveryAndDispatchPayment::pay_delivery_and_dispatch_fee(
&submitter,
&delivery_and_dispatch_fee,
&Pallet::<T, I>::relayer_fund_account_id(),
&relayer_fund_account_id::<T::AccountId, T::AccountIdConverter>(),
)
.map_err(|err| {
log::trace!(