add starknet transaction hash to transaction_by_hash

Makefile

@@ -62,6 +62,9 @@ test-ci: load-env
 test-target: load-env
 	cargo test --tests --all-features $(TARGET) -- --nocapture
 
+test-target1: load-env
+	cargo test --package kakarot-rpc --test entry --all-features -- tests::eth_provider::test_transaction_by_hash --exact --show-output
+
 benchmark:
 	cd benchmarks && bun i && bun run benchmark
 

src/bin/hive_chain.rs

@@ -75,6 +75,7 @@ async fn main() -> eyre::Result<()> {
         args.relayer_address,
         relayer_balance,
         JsonRpcClient::new(HttpTransport::new(Url::from_str(STARKNET_RPC_URL)?)),
+        None,
     );
 
     // Read the rlp file

src/client/mod.rs

@@ -6,7 +6,12 @@ use crate::{
     },
     providers::{
         eth_provider::{
-            database::{types::transaction::ExtendedTransaction, Database},
+            database::{
+                filter,
+                filter::EthDatabaseFilterBuilder,
+                types::transaction::{ExtendedTransaction, StoredEthStarknetTransactionHash},
+                Database,
+            },
             error::SignatureError,
             provider::{EthApiResult, EthDataProvider},
             TransactionProvider, TxPoolProvider,
@@ -170,13 +175,36 @@ where
     SP: starknet::providers::Provider + Send + Sync,
 {
     async fn transaction_by_hash(&self, hash: B256) -> EthApiResult<Option<ExtendedTransaction>> {
-        Ok(self
+        // Try to get the information from:
+        // 1. The pool if the transaction is in the pool.
+        // 2. The Ethereum provider if the transaction is not in the pool.
+        let mut tx = self
             .pool
             .get(&hash)
             .map(|transaction| {
                 TransactionSource::Pool(transaction.transaction.transaction().clone())
                     .into_transaction::<reth_rpc::eth::EthTxBuilder>()
             })
-            .or(self.eth_provider.transaction_by_hash(hash).await?))
+            .or(self.eth_provider.transaction_by_hash(hash).await?);
+
+        if let Some(ref mut transaction) = tx {
+            // Fetch the Starknet transaction hash if it exists.
+            let filter = EthDatabaseFilterBuilder::<filter::EthStarknetTransactionHash>::default()
+                .with_tx_hash(&transaction.hash)
+                .build();
+
+            let hash_mapping: Option<StoredEthStarknetTransactionHash> =
+                self.eth_provider.database().get_one(filter, None).await?;
+
+            // Add the Starknet transaction hash to the transaction fields.
+            if let Some(hash_mapping) = hash_mapping {
+                transaction.other.insert(
+                    "starknet_transaction_hash".to_string(),
+                    serde_json::Value::String(hash_mapping.hashes.starknet_hash.to_fixed_hex_string()),
+                );
+            }
+        }
+
+        Ok(tx)
     }
 }

src/pool/mempool.rs

@@ -152,6 +152,7 @@ impl<SP: starknet::providers::Provider + Send + Sync + Clone + 'static> AccountM
                 account_address,
                 balance,
                 JsonRpcClient::new(HttpTransport::new(KAKAROT_RPC_CONFIG.network_url.clone())),
+                Some(Arc::new(self.eth_client.eth_provider().database().clone())),
             );
 
             // Return the locked relayer instance

src/providers/eth_provider/database/ethereum.rs

@@ -7,7 +7,10 @@ use super::{
     },
     Database,
 };
-use crate::providers::eth_provider::error::EthApiError;
+use crate::providers::eth_provider::{
+    database::types::transaction::{EthStarknetHashes, StoredEthStarknetTransactionHash},
+    error::EthApiError,
+};
 use alloy_primitives::{B256, U256};
 use alloy_rlp::Encodable;
 use alloy_rpc_types::{Block, BlockHashOrNumber, BlockTransactions, Header};
@@ -31,6 +34,8 @@ pub trait EthereumTransactionStore {
     ) -> Result<Vec<ExtendedTransaction>, EthApiError>;
     /// Upserts the given transaction.
     async fn upsert_transaction(&self, transaction: ExtendedTransaction) -> Result<(), EthApiError>;
+    /// Upserts the given transaction hash mapping (Ethereum -> Starknet).
+    async fn upsert_transaction_hashes(&self, transaction_hashes: EthStarknetHashes) -> Result<(), EthApiError>;
 }
 
 #[async_trait]
@@ -58,6 +63,14 @@ impl EthereumTransactionStore for Database {
         let filter = EthDatabaseFilterBuilder::<filter::Transaction>::default().with_tx_hash(&transaction.hash).build();
         Ok(self.update_one(StoredTransaction::from(transaction), filter, true).await?)
     }
+
+    #[instrument(skip_all, name = "db::upsert_transaction_hashes", err)]
+    async fn upsert_transaction_hashes(&self, transaction_hashes: EthStarknetHashes) -> Result<(), EthApiError> {
+        let filter = EthDatabaseFilterBuilder::<filter::EthStarknetTransactionHash>::default()
+            .with_tx_hash(&transaction_hashes.eth_hash)
+            .build();
+        Ok(self.update_one(StoredEthStarknetTransactionHash::from(transaction_hashes), filter, true).await?)
+    }
 }
 
 /// Trait for interacting with a database that stores Ethereum typed
@@ -177,6 +190,7 @@ mod tests {
     use crate::test_utils::mongo::{MongoFuzzer, RANDOM_BYTES_SIZE};
     use arbitrary::Arbitrary;
     use rand::{self, Rng};
+    use starknet::core::types::Felt;
 
     #[tokio::test(flavor = "multi_thread")]
     async fn test_ethereum_transaction_store() {
@@ -392,4 +406,59 @@ mod tests {
         // Test retrieving non-existing transaction count by block number
         assert_eq!(database.transaction_count(rng.gen::<u64>().into()).await.unwrap(), None);
     }
+
+    #[tokio::test(flavor = "multi_thread")]
+    async fn test_upsert_transaction_hashes() {
+        // Initialize MongoDB fuzzer
+        let mut mongo_fuzzer = MongoFuzzer::new(RANDOM_BYTES_SIZE).await;
+
+        // Mock a database with sample data
+        let database = mongo_fuzzer.mock_database(1).await;
+
+        // Generate random Ethereum and Starknet hashes
+        let eth_hash = B256::random();
+        let starknet_hash =
+            Felt::from_hex("0x03d937c035c878245caf64531a5756109c53068da139362728feb561405371cb").unwrap();
+
+        // Define an EthStarknetHashes instance for testing
+        let transaction_hashes = EthStarknetHashes { eth_hash, starknet_hash };
+
+        // First, upsert the transaction hash mapping (should insert as it doesn't exist initially)
+        database
+            .upsert_transaction_hashes(transaction_hashes.clone())
+            .await
+            .expect("Failed to upsert transaction hash mapping");
+
+        // Retrieve the inserted transaction hash mapping and verify it matches the inserted values
+        let filter =
+            EthDatabaseFilterBuilder::<filter::EthStarknetTransactionHash>::default().with_tx_hash(&eth_hash).build();
+        let stored_mapping: Option<StoredEthStarknetTransactionHash> =
+            database.get_one(filter.clone(), None).await.expect("Failed to retrieve transaction hash mapping");
+
+        assert_eq!(
+            stored_mapping,
+            Some(StoredEthStarknetTransactionHash::from(transaction_hashes.clone())),
+            "The transaction hash mapping was not inserted correctly"
+        );
+
+        // Now, modify the Starknet hash and upsert the modified transaction hash mapping
+        let new_starknet_hash =
+            Felt::from_hex("0x0208a0a10250e382e1e4bbe2880906c2791bf6275695e02fbbc6aeff9cd8b31a").unwrap();
+        let updated_transaction_hashes = EthStarknetHashes { eth_hash, starknet_hash: new_starknet_hash };
+
+        database
+            .upsert_transaction_hashes(updated_transaction_hashes.clone())
+            .await
+            .expect("Failed to update transaction hash mapping");
+
+        // Retrieve the updated transaction hash mapping and verify it matches the updated values
+        let updated_mapping: Option<StoredEthStarknetTransactionHash> =
+            database.get_one(filter, None).await.expect("Failed to retrieve updated transaction hash mapping");
+
+        assert_eq!(
+            updated_mapping,
+            Some(StoredEthStarknetTransactionHash::from(updated_transaction_hashes)),
+            "The transaction hash mapping was not updated correctly"
+        );
+    }
 }

src/providers/eth_provider/database/filter.rs

@@ -32,6 +32,28 @@ pub trait LogFiltering {
     fn address(&self) -> &'static str;
 }
 
+/// A type used for a mapping between:
+/// - An Ethereum transaction hash
+/// - A Starknet transaction hash.
+#[derive(Debug, Default)]
+pub struct EthStarknetTransactionHash;
+
+impl Display for EthStarknetTransactionHash {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        write!(f, "hashes")
+    }
+}
+
+impl TransactionFiltering for EthStarknetTransactionHash {
+    fn transaction_hash(&self) -> &'static str {
+        "eth_hash"
+    }
+
+    fn transaction_index(&self) -> &'static str {
+        ""
+    }
+}
+
 /// A transaction type used as a target for the filter.
 #[derive(Debug, Default)]
 pub struct Transaction;

src/providers/eth_provider/database/mod.rs

@@ -5,7 +5,10 @@ pub mod types;
 
 use super::error::KakarotError;
 use crate::providers::eth_provider::database::types::{
-    header::StoredHeader, log::StoredLog, receipt::StoredTransactionReceipt, transaction::StoredTransaction,
+    header::StoredHeader,
+    log::StoredLog,
+    receipt::StoredTransactionReceipt,
+    transaction::{StoredEthStarknetTransactionHash, StoredTransaction},
 };
 use futures::TryStreamExt;
 use itertools::Itertools;
@@ -235,3 +238,10 @@ impl CollectionName for StoredLog {
         "logs"
     }
 }
+
+/// Implement [`CollectionName`] for [`StoredEthStarknetTransactionHash`]
+impl CollectionName for StoredEthStarknetTransactionHash {
+    fn collection_name() -> &'static str {
+        "transaction_hashes"
+    }
+}

src/providers/eth_provider/database/types/transaction.rs

@@ -2,6 +2,7 @@ use alloy_primitives::B256;
 use alloy_rpc_types::Transaction;
 use alloy_serde::WithOtherFields;
 use serde::{Deserialize, Serialize};
+use starknet::core::types::Felt;
 use std::ops::Deref;
 #[cfg(any(test, feature = "arbitrary", feature = "testing"))]
 use {
@@ -11,9 +12,33 @@ use {
     reth_primitives::transaction::legacy_parity,
     reth_testing_utils::generators::{self},
 };
+
 /// Type alias for a transaction with additional fields.
 pub type ExtendedTransaction = WithOtherFields<Transaction>;
 
+/// A mapping between an Ethereum transaction hash and a Starknet transaction hash.
+#[derive(Debug, Serialize, Deserialize, Eq, PartialEq, Clone)]
+pub struct StoredEthStarknetTransactionHash {
+    /// Contains both Ethereum and Starknet transaction hashes.
+    #[serde(deserialize_with = "crate::providers::eth_provider::database::types::serde::deserialize_intermediate")]
+    pub hashes: EthStarknetHashes,
+}
+
+impl From<EthStarknetHashes> for StoredEthStarknetTransactionHash {
+    fn from(hashes: EthStarknetHashes) -> Self {
+        Self { hashes }
+    }
+}
+
+/// Inner struct that holds the Ethereum and Starknet transaction hashes.
+#[derive(Debug, Serialize, Deserialize, Eq, PartialEq, Clone)]
+pub struct EthStarknetHashes {
+    /// The Ethereum transaction hash.
+    pub eth_hash: B256,
+    /// The Starknet transaction hash.
+    pub starknet_hash: Felt,
+}
+
 /// A full transaction as stored in the database
 #[derive(Debug, Serialize, Deserialize, Eq, PartialEq, Clone)]
 pub struct StoredTransaction {

src/providers/eth_provider/starknet/relayer.rs

@@ -2,6 +2,7 @@ use crate::{
     constants::STARKNET_CHAIN_ID,
     models::transaction::transaction_data_to_starknet_calldata,
     providers::eth_provider::{
+        database::{ethereum::EthereumTransactionStore, types::transaction::EthStarknetHashes, Database},
         error::{SignatureError, TransactionError},
         provider::EthApiResult,
         starknet::kakarot_core::{starknet_address, EXECUTE_FROM_OUTSIDE},
@@ -14,7 +15,12 @@ use starknet::{
     providers::Provider,
     signers::{LocalWallet, SigningKey},
 };
-use std::{env::var, ops::Deref, str::FromStr, sync::LazyLock};
+use std::{
+    env::var,
+    ops::Deref,
+    str::FromStr,
+    sync::{Arc, LazyLock},
+};
 
 /// Signer for all relayers
 static RELAYER_SIGNER: LazyLock<LocalWallet> = LazyLock::new(|| {
@@ -33,14 +39,16 @@ pub struct Relayer<SP: Provider + Send + Sync> {
     account: SingleOwnerAccount<SP, LocalWallet>,
     /// The balance of the relayer
     balance: Felt,
+    /// The database used to store the relayer's transaction hashes map (Ethereum -> Starknet)
+    database: Option<Arc<Database>>,
 }
 
 impl<SP> Relayer<SP>
 where
     SP: Provider + Send + Sync,
 {
     /// Create a new relayer with the provided Starknet provider, address, balance.
-    pub fn new(address: Felt, balance: Felt, provider: SP) -> Self {
+    pub fn new(address: Felt, balance: Felt, provider: SP, database: Option<Arc<Database>>) -> Self {
         let relayer = SingleOwnerAccount::new(
             provider,
             RELAYER_SIGNER.clone(),
@@ -49,7 +57,7 @@ where
             ExecutionEncoding::New,
         );
 
-        Self { account: relayer, balance }
+        Self { account: relayer, balance, database }
     }
 
     /// Relay the provided Ethereum transaction on the Starknet network.
@@ -87,6 +95,17 @@ where
         let prepared = execution.prepared().map_err(|_| SignatureError::SigningFailure)?;
         let res = prepared.send().await.map_err(|err| TransactionError::Broadcast(err.into()))?;
 
+        // Store a transaction hash mapping from Ethereum to Starknet in the database
+
+        if let Some(database) = &self.database {
+            database
+                .upsert_transaction_hashes(EthStarknetHashes {
+                    eth_hash: transaction.hash,
+                    starknet_hash: res.transaction_hash,
+                })
+                .await?;
+        }
+
         Ok(res.transaction_hash)
     }
 

src/test_utils/eoa.rs

@@ -157,10 +157,15 @@ impl<P: Provider + Send + Sync + Clone> KakarotEOA<P> {
         let relayer_balance = into_via_try_wrapper!(relayer_balance)?;
 
         // Relay the transaction
-        let starknet_transaction_hash = Relayer::new(self.relayer.address(), relayer_balance, self.starknet_provider())
-            .relay_transaction(&tx_signed)
-            .await
-            .expect("Failed to relay transaction");
+        let starknet_transaction_hash = Relayer::new(
+            self.relayer.address(),
+            relayer_balance,
+            self.starknet_provider(),
+            Some(Arc::new(self.eth_client.eth_provider().database().clone())),
+        )
+        .relay_transaction(&tx_signed)
+        .await
+        .expect("Failed to relay transaction");
 
         watch_tx(
             self.eth_client.eth_provider().starknet_provider_inner(),
@@ -226,10 +231,15 @@ impl<P: Provider + Send + Sync + Clone> KakarotEOA<P> {
         let relayer_balance = into_via_try_wrapper!(relayer_balance)?;
 
         // Relay the transaction
-        let starknet_transaction_hash = Relayer::new(self.relayer.address(), relayer_balance, self.starknet_provider())
-            .relay_transaction(&tx_signed)
-            .await
-            .expect("Failed to relay transaction");
+        let starknet_transaction_hash = Relayer::new(
+            self.relayer.address(),
+            relayer_balance,
+            self.starknet_provider(),
+            Some(Arc::new(self.eth_client.eth_provider().database().clone())),
+        )
+        .relay_transaction(&tx_signed)
+        .await
+        .expect("Failed to relay transaction");
 
         watch_tx(
             self.eth_client.eth_provider().starknet_provider_inner(),