refactor: refactor the stateful tx validator to get executable tx as …

…input

crates/gateway/src/config.rs

@@ -169,6 +169,8 @@ pub struct StatefulTransactionValidatorConfig {
     pub max_nonce_for_validation_skip: Nonce,
     pub validate_max_n_steps: u32,
     pub max_recursion_depth: usize,
+    // TODO(Arni): Move this member out of the stateful transaction validator config. Move it into
+    // the gateway config. This is used during the transalation from external_tx to executable_tx.
     pub chain_info: ChainInfo,
 }
 

crates/gateway/src/gateway.rs

@@ -137,21 +137,11 @@ fn process_tx(
         &gateway_compiler,
         &stateful_tx_validator.config.chain_info.chain_id,
     )?;
-    let optional_class_info = match executable_tx {
-        starknet_api::executable_transaction::Transaction::Declare(tx) => {
-            Some(tx.class_info.try_into().map_err(|e| {
-                error!("Failed to convert Starknet API ClassInfo to Blockifier ClassInfo: {:?}", e);
-                GatewaySpecError::UnexpectedError { data: "Internal server error.".to_owned() }
-            })?)
-        }
-        _ => None,
-    };
 
     let validator = stateful_tx_validator.instantiate_validator(state_reader_factory)?;
     // TODO(Yael 31/7/24): refactor after IntrnalTransaction is ready, delete validate_info and
     // compute all the info outside of run_validate.
-    let validate_info =
-        stateful_tx_validator.run_validate(&copy_of_rpc_tx, optional_class_info, validator)?;
+    let validate_info = stateful_tx_validator.run_validate(&executable_tx, validator)?;
 
     // TODO(Arni): Add the Sierra and the Casm to the mempool input.
     Ok(MempoolInput {

crates/gateway/src/stateful_transaction_validator.rs

@@ -5,22 +5,24 @@ use blockifier::blockifier::stateful_validator::{
 };
 use blockifier::bouncer::BouncerConfig;
 use blockifier::context::BlockContext;
-use blockifier::execution::contract_class::ClassInfo;
 use blockifier::state::cached_state::CachedState;
 use blockifier::transaction::account_transaction::AccountTransaction;
 use blockifier::versioned_constants::VersionedConstants;
 #[cfg(test)]
 use mockall::automock;
 use starknet_api::core::{ContractAddress, Nonce};
-use starknet_api::rpc_transaction::{RpcInvokeTransaction, RpcTransaction};
+use starknet_api::executable_transaction::{
+    InvokeTransaction as ExecutableInvokeTransaction,
+    Transaction as ExecutableTransaction,
+};
 use starknet_api::transaction::TransactionHash;
 use starknet_types_core::felt::Felt;
 use tracing::error;
 
 use crate::config::StatefulTransactionValidatorConfig;
 use crate::errors::{GatewaySpecError, StatefulTransactionValidatorResult};
 use crate::state_reader::{MempoolStateReader, StateReaderFactory};
-use crate::utils::{get_sender_address, rpc_tx_to_account_tx};
+use crate::utils::get_sender_address;
 
 #[cfg(test)]
 #[path = "stateful_transaction_validator_test.rs"]
@@ -69,19 +71,24 @@ impl StatefulTransactionValidator {
     // conversion is also relevant for the Mempool.
     pub fn run_validate<V: StatefulTransactionValidatorTrait>(
         &self,
-        rpc_tx: &RpcTransaction,
-        optional_class_info: Option<ClassInfo>,
+        executable_tx: &ExecutableTransaction,
         mut validator: V,
     ) -> StatefulTransactionValidatorResult<ValidateInfo> {
-        let account_tx =
-            rpc_tx_to_account_tx(rpc_tx, optional_class_info, &self.config.chain_info.chain_id)?;
+        let account_tx = AccountTransaction::try_from(
+            // TODO(Arni): create a try_from for &ExecutableTransaction.
+            executable_tx.clone(),
+        )
+        .map_err(|error| {
+            error!("Failed to convert executable transaction into account transaction: {}", error);
+            GatewaySpecError::UnexpectedError { data: "Internal server error".to_owned() }
+        })?;
         let tx_hash = account_tx.tx_hash();
         let sender_address = get_sender_address(&account_tx);
         let account_nonce = validator.get_nonce(sender_address).map_err(|e| {
             error!("Failed to get nonce for sender address {}: {}", sender_address, e);
             GatewaySpecError::UnexpectedError { data: "Internal server error.".to_owned() }
         })?;
-        let skip_validate = skip_stateful_validations(rpc_tx, account_nonce);
+        let skip_validate = skip_stateful_validations(executable_tx, account_nonce);
         validator
             .validate(account_tx, skip_validate)
             .map_err(|err| GatewaySpecError::ValidationFailure { data: err.to_string() })?;
@@ -119,15 +126,15 @@ impl StatefulTransactionValidator {
 // Check if validation of an invoke transaction should be skipped due to deploy_account not being
 // proccessed yet. This feature is used to improve UX for users sending deploy_account + invoke at
 // once.
-fn skip_stateful_validations(tx: &RpcTransaction, account_nonce: Nonce) -> bool {
+fn skip_stateful_validations(tx: &ExecutableTransaction, account_nonce: Nonce) -> bool {
     match tx {
-        RpcTransaction::Invoke(RpcInvokeTransaction::V3(tx)) => {
+        ExecutableTransaction::Invoke(ExecutableInvokeTransaction { tx, .. }) => {
             // check if the transaction nonce is 1, meaning it is post deploy_account, and the
             // account nonce is zero, meaning the account was not deployed yet. The mempool also
             // verifies that the deploy_account transaction exists.
-            tx.nonce == Nonce(Felt::ONE) && account_nonce == Nonce(Felt::ZERO)
+            tx.nonce() == Nonce(Felt::ONE) && account_nonce == Nonce(Felt::ZERO)
         }
-        RpcTransaction::DeployAccount(_) | RpcTransaction::Declare(_) => false,
+        ExecutableTransaction::DeployAccount(_) | ExecutableTransaction::Declare(_) => false,
     }
 }
 

crates/gateway/src/stateful_transaction_validator_test.rs

@@ -22,9 +22,11 @@ use starknet_api::core::{ContractAddress, Nonce, PatriciaKey};
 use starknet_api::rpc_transaction::RpcTransaction;
 use starknet_api::transaction::TransactionHash;
 use starknet_api::{contract_address, felt, patricia_key};
+use starknet_sierra_compile::config::SierraToCasmCompilationConfig;
 use starknet_types_core::felt::Felt;
 
 use super::ValidateInfo;
+use crate::compilation::GatewayCompiler;
 use crate::config::StatefulTransactionValidatorConfig;
 use crate::errors::GatewaySpecError;
 use crate::state_reader::{MockStateReaderFactory, StateReaderFactory};
@@ -33,6 +35,7 @@ use crate::stateful_transaction_validator::{
     MockStatefulTransactionValidatorTrait,
     StatefulTransactionValidator,
 };
+use crate::utils::compile_to_casm_and_convert_rpc_to_executable_tx;
 
 pub const STATEFUL_VALIDATOR_FEE_ERROR: BlockifierStatefulValidatorError =
     BlockifierStatefulValidatorError::TransactionPreValidationError(
@@ -80,6 +83,15 @@ fn test_stateful_tx_validator(
     #[case] expected_result: BlockifierStatefulValidatorResult<ValidateInfo>,
     stateful_validator: StatefulTransactionValidator,
 ) {
+    let gateway_compiler =
+        GatewayCompiler::new_cairo_lang_compiler(SierraToCasmCompilationConfig::default());
+    let executable_tx = compile_to_casm_and_convert_rpc_to_executable_tx(
+        rpc_tx,
+        &gateway_compiler,
+        &stateful_validator.config.chain_info.chain_id,
+    )
+    .unwrap();
+
     let expected_result_as_stateful_transaction_result =
         expected_result.as_ref().map(|validate_info| *validate_info).map_err(|blockifier_error| {
             GatewaySpecError::ValidationFailure { data: blockifier_error.to_string() }
@@ -89,7 +101,7 @@ fn test_stateful_tx_validator(
     mock_validator.expect_validate().return_once(|_, _| expected_result.map(|_| ()));
     mock_validator.expect_get_nonce().returning(|_| Ok(Nonce(Felt::ZERO)));
 
-    let result = stateful_validator.run_validate(&rpc_tx, None, mock_validator);
+    let result = stateful_validator.run_validate(&executable_tx, mock_validator);
     assert_eq!(result, expected_result_as_stateful_transaction_result);
 }
 
@@ -151,6 +163,13 @@ fn test_skip_stateful_validation(
     stateful_validator: StatefulTransactionValidator,
 ) {
     let sender_address = rpc_tx.calculate_sender_address().unwrap();
+    let executable_tx = compile_to_casm_and_convert_rpc_to_executable_tx(
+        rpc_tx,
+        &GatewayCompiler::new_cairo_lang_compiler(Default::default()),
+        &stateful_validator.config.chain_info.chain_id,
+    )
+    .unwrap();
+
     let mut mock_validator = MockStatefulTransactionValidatorTrait::new();
     mock_validator
         .expect_get_nonce()
@@ -160,5 +179,5 @@ fn test_skip_stateful_validation(
         .expect_validate()
         .withf(move |_, skip_validate| *skip_validate == should_skip_validate)
         .returning(|_, _| Ok(()));
-    let _ = stateful_validator.run_validate(&rpc_tx, None, mock_validator);
+    let _ = stateful_validator.run_validate(&executable_tx, mock_validator);
 }

crates/gateway/src/utils.rs

@@ -1,27 +1,16 @@
-use blockifier::execution::contract_class::ClassInfo;
 use blockifier::transaction::account_transaction::AccountTransaction;
-use blockifier::transaction::transactions::{
-    DeclareTransaction as BlockifierDeclareTransaction,
-    DeployAccountTransaction as BlockifierDeployAccountTransaction,
-    InvokeTransaction as BlockifierInvokeTransaction,
-};
-use starknet_api::core::{calculate_contract_address, ChainId, ContractAddress};
+use starknet_api::core::{ChainId, ContractAddress};
 use starknet_api::executable_transaction::{
     DeployAccountTransaction as ExecutableDeployAccountTransaction,
     InvokeTransaction as ExecutableInvokeTransaction,
     Transaction as ExecutableTransaction,
 };
 use starknet_api::rpc_transaction::RpcTransaction;
-use starknet_api::transaction::{
-    DeclareTransaction,
-    DeployAccountTransaction,
-    InvokeTransaction,
-    TransactionHasher,
-};
+use starknet_api::transaction::DeclareTransaction;
 use tracing::error;
 
 use crate::compilation::GatewayCompiler;
-use crate::errors::{GatewaySpecError, StatefulTransactionValidatorResult};
+use crate::errors::GatewaySpecError;
 
 /// Converts an RPC transaction to an executable transaction.
 /// This conversion is dependent on the chain ID.
@@ -69,70 +58,6 @@ pub fn compile_to_casm_and_convert_rpc_to_executable_tx(
     })
 }
 
-// TODO(Arni): Remove this function. Replace with a function that take ownership of RpcTransaction.
-pub fn rpc_tx_to_account_tx(
-    rpc_tx: &RpcTransaction,
-    // FIXME(yael 15/4/24): calculate class_info inside the function once compilation code is ready
-    optional_class_info: Option<ClassInfo>,
-    chain_id: &ChainId,
-) -> StatefulTransactionValidatorResult<AccountTransaction> {
-    match rpc_tx {
-        RpcTransaction::Declare(tx) => {
-            let declare_tx: DeclareTransaction = tx.clone().into();
-            let tx_hash = declare_tx
-                .calculate_transaction_hash(chain_id, &declare_tx.version())
-                .map_err(|e| {
-                    error!("Failed to calculate tx hash: {}", e);
-                    GatewaySpecError::UnexpectedError { data: "Internal server error".to_owned() }
-                })?;
-            let class_info =
-                optional_class_info.expect("declare transaction should contain class info");
-            let declare_tx = BlockifierDeclareTransaction::new(declare_tx, tx_hash, class_info)
-                .map_err(|e| {
-                    error!("Failed to convert declare tx hash to blockifier tx type: {}", e);
-                    GatewaySpecError::UnexpectedError { data: "Internal server error".to_owned() }
-                })?;
-            Ok(AccountTransaction::Declare(declare_tx))
-        }
-        RpcTransaction::DeployAccount(tx) => {
-            let deploy_account_tx: DeployAccountTransaction = tx.clone().into();
-            let contract_address = calculate_contract_address(
-                deploy_account_tx.contract_address_salt(),
-                deploy_account_tx.class_hash(),
-                &deploy_account_tx.constructor_calldata(),
-                ContractAddress::default(),
-            )
-            .map_err(|e| {
-                error!("Failed to calculate contract address: {}", e);
-                GatewaySpecError::UnexpectedError { data: "Internal server error".to_owned() }
-            })?;
-            let tx_hash = deploy_account_tx
-                .calculate_transaction_hash(chain_id, &deploy_account_tx.version())
-                .map_err(|e| {
-                    error!("Failed to calculate tx hash: {}", e);
-                    GatewaySpecError::UnexpectedError { data: "Internal server error".to_owned() }
-                })?;
-            let deploy_account_tx = BlockifierDeployAccountTransaction::new(
-                deploy_account_tx,
-                tx_hash,
-                contract_address,
-            );
-            Ok(AccountTransaction::DeployAccount(deploy_account_tx))
-        }
-        RpcTransaction::Invoke(tx) => {
-            let invoke_tx: InvokeTransaction = tx.clone().into();
-            let tx_hash = invoke_tx
-                .calculate_transaction_hash(chain_id, &invoke_tx.version())
-                .map_err(|e| {
-                    error!("Failed to calculate tx hash: {}", e);
-                    GatewaySpecError::UnexpectedError { data: "Internal server error".to_owned() }
-                })?;
-            let invoke_tx = BlockifierInvokeTransaction::new(invoke_tx, tx_hash);
-            Ok(AccountTransaction::Invoke(invoke_tx))
-        }
-    }
-}
-
 // TODO(yael 9/5/54): Should be implemented as part of InternalTransaction in starknet-api
 pub fn get_sender_address(tx: &AccountTransaction) -> ContractAddress {
     match tx {