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Batch transactions in complex relays (#1669)

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* batch transactions in message relay: API prototype

* get rid of Box<dyn BatchTransaction> and actually submit it

* test batch transactions

* message_lane_loop_works_with_batch_transactions

* removed logger

* BatchConfirmationTransaction + BatchDeliveryTransaction

* more prototyping

* fmt

* continue with batch calls

* impl BatchCallBuilder for ()

* BatchDeliveryTransaction impl

* BundledBatchCallBuilder

* proper impl of BundledBatchCallBuilder + use it in RialtoParachain -> Millau

* impl prove_header in OnDemandHeadersRelay

* impl OnDemandParachainsRelay::prove_header (needs extensive tests)

* added a couple of TODOs

* return Result<Option<BatchTx>> when asking for more headers

* prove headers when reauire_* is called && return proper headers from required_header_id

* split parachains::prove_header and test select_headers_to_prove

* more traces and leave TODOs

* use finality stream in SubstrateFinalitySource::prove_block_finality

* prove parachain head at block, selected by headers relay

* const ANCIENT_BLOCK_THRESHOLD

* TODO -> proof

* clippy and spelling

* BatchCallBuilder::build_batch_call() returns Result

* read first proof from two streams

* FailedToFindFinalityProof -> FinalityProofNotFound

* changed select_headers_to_prove to version from PR review
This commit is contained in:
Svyatoslav Nikolsky
2022-12-16 15:04:36 +03:00
committed by Bastian Köcher
parent a732a04ed4
commit be27bd5e97
28 changed files with 1190 additions and 152 deletions
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bridges/relays/client-substrate/src/error.rs
+7
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@@ -16,6 +16,7 @@
//! Substrate node RPC errors.
use bp_polkadot_core::parachains::ParaId;
use jsonrpsee::core::Error as RpcError;
use relay_utils::MaybeConnectionError;
use sc_rpc_api::system::Health;
@@ -45,6 +46,12 @@ pub enum Error {
/// Runtime storage is missing some mandatory value.
#[error("Mandatory storage value is missing from the runtime storage.")]
MissingMandatoryStorageValue,
/// Required parachain head is not present at the relay chain.
#[error("Parachain {0:?} head {1} is missing from the relay chain storage.")]
MissingRequiredParachainHead(ParaId, u64),
/// Failed to find finality proof for the given header.
#[error("Failed to find finality proof for header {0}.")]
FinalityProofNotFound(u64),
/// The client we're connected to is not synced, so we can't rely on its state.
#[error("Substrate client is not synced {0}.")]
ClientNotSynced(Health),