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Relay PoA lock-funds transactions proofs (#177)

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* relay exchange transaction(s)

* fixed Ethereum::get_block_by_hash

* added exchange trace

* fixed method name

* update for new web3

* svyatonik/rust-web3 -> tomusdrw/rust-web3

* if let Some() -> .expect()

* extracted loops in separate functions

* use yaml references (TIL)

* get eth header with transactions

* cargo fmt --all

* Update primitives/ethereum-poa/src/lib.rs

Co-authored-by: Hernando Castano <HCastano@users.noreply.github.com>

* Update relays/ethereum/src/ethereum_exchange.rs

Co-authored-by: Hernando Castano <HCastano@users.noreply.github.com>

* Update relays/ethereum/src/rpc_errors.rs

Co-authored-by: Hernando Castano <HCastano@users.noreply.github.com>

* Update relays/ethereum/src/exchange.rs

Co-authored-by: Hernando Castano <HCastano@users.noreply.github.com>

* removed comment

* Update relays/ethereum/src/ethereum_exchange.rs

Co-authored-by: Hernando Castano <HCastano@users.noreply.github.com>

* Update relays/ethereum/src/ethereum_exchange.rs

Co-authored-by: Hernando Castano <HCastano@users.noreply.github.com>

* module-level comments

* updated readme

* use web3 from crates.io

* added missing fields info in error description

* cargo fmt --all

Co-authored-by: Hernando Castano <HCastano@users.noreply.github.com>
This commit is contained in:
Svyatoslav Nikolsky
2020-07-14 12:07:03 +03:00
committed by Bastian Köcher
parent 83a3fca5cf
commit a7208c05e0
16 changed files with 931 additions and 77 deletions
Download Patch File Download Diff File Expand all files Collapse all files
bridges/relays/ethereum/src/rpc_errors.rs
+25 -5
View File
@@ -14,6 +14,7 @@
// You should have received a copy of the GNU General Public License
// along with Parity Bridges Common. If not, see <http://www.gnu.org/licenses/>.
use crate::ethereum_types::{EthereumHeaderId, TransactionHash as EthereumTransactionHash};
use crate::sync_types::MaybeConnectionError;
use jsonrpsee::client::RequestError;
@@ -101,20 +102,39 @@ pub enum EthereumNodeError {
IncompleteHeader,
/// We have received a receipt missing a `gas_used` field.
IncompleteReceipt,
/// We have received a transaction missing a `raw` field.
IncompleteTransaction,
/// An invalid Substrate block number was received from
/// an Ethereum node.
InvalidSubstrateBlockNumber,
/// Block includes the same transaction more than once.
DuplicateBlockTransaction(EthereumHeaderId, EthereumTransactionHash),
/// Block is missing transaction we believe is a part of this block.
BlockMissingTransaction(EthereumHeaderId, EthereumTransactionHash),
}
impl ToString for EthereumNodeError {
fn to_string(&self) -> String {
match self {
Self::ResponseParseFailed(e) => e,
Self::IncompleteHeader => "Incomplete Ethereum Header Received",
Self::IncompleteReceipt => "Incomplete Ethereum Receipt Recieved",
Self::InvalidSubstrateBlockNumber => "Received an invalid Substrate block from Ethereum Node",
Self::ResponseParseFailed(e) => e.to_string(),
Self::IncompleteHeader => {
"Incomplete Ethereum Header Received (missing some of required fields - hash, number, logs_bloom)"
.to_string()
}
Self::IncompleteReceipt => {
"Incomplete Ethereum Receipt Recieved (missing required field - gas_used)".to_string()
}
Self::IncompleteTransaction => "Incomplete Ethereum Transaction (missing required field - raw)".to_string(),
Self::InvalidSubstrateBlockNumber => "Received an invalid Substrate block from Ethereum Node".to_string(),
Self::DuplicateBlockTransaction(header_id, tx_hash) => format!(
"Ethereum block {}/{} includes Ethereum transaction {} more than once",
header_id.0, header_id.1, tx_hash,
),
Self::BlockMissingTransaction(header_id, tx_hash) => format!(
"Ethereum block {}/{} is missing Ethereum transaction {} which we believe is a part of this block",
header_id.0, header_id.1, tx_hash,
),
}
.to_string()
}
}