evm: eth_sendRawTransaction implementation (#1913)

* Move ffi files to folder, rename ffi_exports, add cxx header file

* eth_sendRawTransaction implementation

lib/ain-cpp-imports/build.rs

@@ -21,7 +21,7 @@ fn main() {
         lib_path.to_str().unwrap()
     );
     println!(
-        "cargo:rerun-if-changed={}/masternodes/ffi_exports.h",
+        "cargo:rerun-if-changed={}/ffi/ffiexports.h",
         lib_path.to_str().unwrap()
     );
 }

lib/ain-cpp-imports/src/lib.rs

@@ -3,10 +3,11 @@ use std::error::Error;
 #[cxx::bridge]
 mod ffi {
     unsafe extern "C++" {
-        include!("masternodes/ffi_exports.h");
+        include!("ffi/ffiexports.h");
 
         fn getChainId() -> u64;
         fn isMining() -> bool;
+        fn publishEthTransaction(data: Vec<u8>) -> bool;
     }
 }
 
@@ -19,3 +20,8 @@ pub fn is_mining() -> Result<bool, Box<dyn Error>> {
     let is_mining = ffi::isMining();
     Ok(is_mining)
 }
+
+pub fn publish_eth_transaction(data: Vec<u8>) -> Result<bool, Box<dyn Error>> {
+    let publish = ffi::publishEthTransaction(data);
+    Ok(publish)
+}

lib/ain-grpc/src/rpc.rs

@@ -7,10 +7,11 @@ use crate::codegen::rpc::{
         EthGetBlockTransactionCountByNumberResult, EthGetCodeInput, EthGetCodeResult,
         EthGetStorageAtInput, EthGetStorageAtResult, EthGetTransactionByBlockHashAndIndexInput,
         EthGetTransactionByBlockNumberAndIndexInput, EthGetTransactionByHashInput, EthMiningResult,
-        EthTransactionInfo,
+        EthSendRawTransactionInput, EthSendRawTransactionResult, EthTransactionInfo,
     },
     EthService,
 };
+use ain_cpp_imports::publish_eth_transaction;
 use ain_evm::handler::Handlers;
 use primitive_types::{H256, U256};
 use std::convert::Into;
@@ -85,6 +86,11 @@ pub trait EthServiceApi {
         handler: Arc<Handlers>,
         input: EthGetStorageAtInput,
     ) -> Result<EthGetStorageAtResult, jsonrpsee_core::Error>;
+
+    fn Eth_SendRawTransaction(
+        handler: Arc<Handlers>,
+        input: EthSendRawTransactionInput,
+    ) -> Result<EthSendRawTransactionResult, jsonrpsee_core::Error>;
 }
 
 #[allow(non_snake_case)]
@@ -307,4 +313,20 @@ impl EthServiceApi for EthService {
             value: format!("{:#x}", value),
         })
     }
+
+    fn Eth_SendRawTransaction(
+        _handler: Arc<Handlers>,
+        input: EthSendRawTransactionInput,
+    ) -> Result<EthSendRawTransactionResult, jsonrpsee_core::Error> {
+        let EthSendRawTransactionInput { transaction } = input;
+
+        let hex = hex::decode(transaction).expect("Invalid transaction");
+        let stat = publish_eth_transaction(hex).unwrap();
+
+        println!("{stat}");
+
+        Ok(EthSendRawTransactionResult {
+            hash: format!("{stat}"),
+        })
+    }
 }

lib/proto/rpc/eth.proto

@@ -46,4 +46,6 @@ service eth {
   rpc Eth_GetCode(types.EthGetCodeInput) returns (types.EthGetCodeResult);
 
   rpc Eth_GetStorageAt(types.EthGetStorageAtInput) returns (types.EthGetStorageAtResult);
+
+  rpc Eth_SendRawTransaction(types.EthSendRawTransactionInput) returns (types.EthSendRawTransactionResult);
 }

src/Makefile.am

@@ -155,6 +155,7 @@ DEFI_CORE_H = \
   dbwrapper.h \
   limitedmap.h \
   logging.h \
+  ffi/ffiexports.h \
   masternodes/accounts.h \
   masternodes/accountshistory.h \
   masternodes/anchors.h \
@@ -164,7 +165,6 @@ DEFI_CORE_H = \
   masternodes/communityaccounttypes.h \
   masternodes/errors.h \
   masternodes/evm.h \
-  masternodes/ffi_exports.h \
   masternodes/factory.h \
   masternodes/govvariables/attributes.h \
   masternodes/govvariables/icx_takerfee_per_btc.h \
@@ -392,11 +392,11 @@ libdefi_server_a_SOURCES = \
   interfaces/chain.cpp \
   init.cpp \
   dbwrapper.cpp \
+  ffi/ffiexports.cpp \
   masternodes/accounts.cpp \
   masternodes/accountshistory.cpp \
   masternodes/anchors.cpp \
   masternodes/auctionhistory.cpp \
-  masternodes/ffi_exports.cpp \
   masternodes/govvariables/attributes.cpp \
   masternodes/govvariables/icx_takerfee_per_btc.cpp \
   masternodes/govvariables/loan_daily_reward.cpp \