399 lines
13 KiB
Rust
399 lines
13 KiB
Rust
use ethers::{
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abi::AbiEncode,
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types::{Address, Filter, Log, SyncingStatus, Transaction, TransactionReceipt, H256, U256},
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};
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use eyre::Result;
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use std::{fmt::Display, net::SocketAddr, str::FromStr, sync::Arc};
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use tokio::sync::RwLock;
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use jsonrpsee::{
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core::{async_trait, server::rpc_module::Methods, Error},
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http_server::{HttpServerBuilder, HttpServerHandle},
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proc_macros::rpc,
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ws_server::{WsServerBuilder, WsServerHandle},
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};
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use crate::{errors::NodeError, node::Node};
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use common::{
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types::BlockTag,
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utils::{hex_str_to_bytes, u64_to_hex_string},
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};
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use execution::{
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rpc::ExecutionRpc,
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types::{CallOpts, ExecutionBlock},
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};
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pub struct Rpc<R: ExecutionRpc> {
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node: Arc<RwLock<Node<R>>>,
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http_handle: Option<HttpServerHandle>,
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ws_handle: Option<WsServerHandle>,
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pub with_http: bool,
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pub with_ws: bool,
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port: u16,
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}
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impl<R: ExecutionRpc> Rpc<R> {
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pub fn new(node: Arc<RwLock<Node<R>>>, with_http: bool, with_ws: bool, port: u16) -> Self {
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Rpc {
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node,
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http_handle: None,
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ws_handle: None,
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with_http,
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with_ws,
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port,
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}
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}
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pub async fn start_http(&mut self) -> Result<Option<SocketAddr>> {
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if self.with_http {
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let (handle, addr) = RpcInner::from(&*self).start_http().await?;
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self.http_handle = Some(handle);
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log::info!("http rpc server started at {}", addr);
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return Ok(Some(addr));
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}
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Ok(None)
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}
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pub async fn start_ws(&mut self) -> Result<Option<SocketAddr>> {
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if self.with_ws {
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let (handle, addr) = RpcInner::from(&*self).start_ws().await?;
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self.ws_handle = Some(handle);
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log::info!("http rpc server started at {}", addr);
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return Ok(Some(addr));
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}
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Ok(None)
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}
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}
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#[rpc(server, namespace = "eth")]
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trait EthRpc {
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#[method(name = "getBalance")]
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async fn get_balance(&self, address: &str, block: BlockTag) -> Result<String, Error>;
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#[method(name = "getTransactionCount")]
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async fn get_transaction_count(&self, address: &str, block: BlockTag) -> Result<String, Error>;
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#[method(name = "getBlockTransactionCountByHash")]
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async fn get_block_transaction_count_by_hash(&self, hash: &str) -> Result<String, Error>;
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#[method(name = "getBlockTransactionCountByNumber")]
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async fn get_block_transaction_count_by_number(&self, block: BlockTag)
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-> Result<String, Error>;
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#[method(name = "getCode")]
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async fn get_code(&self, address: &str, block: BlockTag) -> Result<String, Error>;
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#[method(name = "call")]
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async fn call(&self, opts: CallOpts, block: BlockTag) -> Result<String, Error>;
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#[method(name = "estimateGas")]
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async fn estimate_gas(&self, opts: CallOpts) -> Result<String, Error>;
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#[method(name = "chainId")]
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async fn chain_id(&self) -> Result<String, Error>;
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#[method(name = "gasPrice")]
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async fn gas_price(&self) -> Result<String, Error>;
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#[method(name = "maxPriorityFeePerGas")]
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async fn max_priority_fee_per_gas(&self) -> Result<String, Error>;
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#[method(name = "blockNumber")]
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async fn block_number(&self) -> Result<String, Error>;
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#[method(name = "getBlockByNumber")]
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async fn get_block_by_number(
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&self,
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block: BlockTag,
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full_tx: bool,
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) -> Result<Option<ExecutionBlock>, Error>;
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#[method(name = "getBlockByHash")]
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async fn get_block_by_hash(
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&self,
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hash: &str,
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full_tx: bool,
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) -> Result<Option<ExecutionBlock>, Error>;
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#[method(name = "sendRawTransaction")]
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async fn send_raw_transaction(&self, bytes: &str) -> Result<String, Error>;
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#[method(name = "getTransactionReceipt")]
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async fn get_transaction_receipt(
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&self,
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hash: &str,
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) -> Result<Option<TransactionReceipt>, Error>;
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#[method(name = "getTransactionByHash")]
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async fn get_transaction_by_hash(&self, hash: &str) -> Result<Option<Transaction>, Error>;
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#[method(name = "getTransactionByBlockHashAndIndex")]
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async fn get_transaction_by_block_hash_and_index(
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&self,
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hash: &str,
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index: usize,
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) -> Result<Option<Transaction>, Error>;
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#[method(name = "getLogs")]
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async fn get_logs(&self, filter: Filter) -> Result<Vec<Log>, Error>;
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#[method(name = "getStorageAt")]
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async fn get_storage_at(
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&self,
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address: &str,
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slot: H256,
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block: BlockTag,
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) -> Result<String, Error>;
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#[method(name = "getCoinbase")]
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async fn get_coinbase(&self) -> Result<Address, Error>;
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#[method(name = "syncing")]
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async fn syncing(&self) -> Result<SyncingStatus, Error>;
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}
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#[rpc(client, server, namespace = "net")]
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trait NetRpc {
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#[method(name = "version")]
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async fn version(&self) -> Result<String, Error>;
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}
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#[derive(Clone)]
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struct RpcInner<R: ExecutionRpc> {
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node: Arc<RwLock<Node<R>>>,
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http_port: u16,
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ws_port: u16,
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}
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impl<R: ExecutionRpc> From<&Rpc<R>> for RpcInner<R> {
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fn from(rpc: &Rpc<R>) -> Self {
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RpcInner {
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node: Arc::clone(&rpc.node),
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http_port: rpc.port,
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ws_port: 4443,
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}
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}
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}
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impl<R: ExecutionRpc> RpcInner<R> {
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pub async fn start_http(&self) -> Result<(HttpServerHandle, SocketAddr)> {
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let addr = format!("127.0.0.1:{}", self.http_port);
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let server = HttpServerBuilder::default().build(addr).await?;
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let addr = server.local_addr()?;
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let mut methods = Methods::new();
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let eth_methods: Methods = EthRpcServer::into_rpc(self.clone()).into();
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let net_methods: Methods = NetRpcServer::into_rpc(self.clone()).into();
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methods.merge(eth_methods)?;
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methods.merge(net_methods)?;
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let handle = server.start(methods)?;
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Ok((handle, addr))
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}
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pub async fn start_ws(&self) -> Result<(WsServerHandle, SocketAddr)> {
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let addr = format!("127.0.0.1:{}", self.ws_port);
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let server = WsServerBuilder::default().build(addr).await?;
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let addr = server.local_addr()?;
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let mut methods = Methods::new();
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let eth_methods: Methods = EthRpcServer::into_rpc(self.clone()).into();
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let net_methods: Methods = NetRpcServer::into_rpc(self.clone()).into();
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methods.merge(eth_methods)?;
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methods.merge(net_methods)?;
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let handle = server.start(methods)?;
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Ok((handle, addr))
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}
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}
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#[async_trait]
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impl<R: ExecutionRpc> EthRpcServer for RpcInner<R> {
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async fn get_balance(&self, address: &str, block: BlockTag) -> Result<String, Error> {
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let address = convert_err(Address::from_str(address))?;
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let node = self.node.read().await;
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let balance = convert_err(node.get_balance(&address, block).await)?;
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Ok(common::utils::format_hex(&balance))
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}
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async fn get_transaction_count(&self, address: &str, block: BlockTag) -> Result<String, Error> {
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let address = convert_err(Address::from_str(address))?;
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let node = self.node.read().await;
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let nonce = convert_err(node.get_nonce(&address, block).await)?;
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Ok(format!("0x{nonce:x}"))
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}
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async fn get_block_transaction_count_by_hash(&self, hash: &str) -> Result<String, Error> {
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let hash = convert_err(hex_str_to_bytes(hash))?;
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let node = self.node.read().await;
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let transaction_count = convert_err(node.get_block_transaction_count_by_hash(&hash))?;
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Ok(u64_to_hex_string(transaction_count))
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}
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async fn get_block_transaction_count_by_number(
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&self,
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block: BlockTag,
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) -> Result<String, Error> {
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let node = self.node.read().await;
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let transaction_count = convert_err(node.get_block_transaction_count_by_number(block))?;
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Ok(u64_to_hex_string(transaction_count))
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}
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async fn get_code(&self, address: &str, block: BlockTag) -> Result<String, Error> {
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let address = convert_err(Address::from_str(address))?;
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let node = self.node.read().await;
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let code = convert_err(node.get_code(&address, block).await)?;
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Ok(format!("0x{:}", hex::encode(code)))
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}
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async fn call(&self, opts: CallOpts, block: BlockTag) -> Result<String, Error> {
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let node = self.node.read().await;
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let res = node
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.call(&opts, block)
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.await
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.map_err(NodeError::to_json_rpsee_error)?;
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Ok(format!("0x{}", hex::encode(res)))
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}
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async fn estimate_gas(&self, opts: CallOpts) -> Result<String, Error> {
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let node = self.node.read().await;
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let gas = node
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.estimate_gas(&opts)
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.await
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.map_err(NodeError::to_json_rpsee_error)?;
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Ok(u64_to_hex_string(gas))
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}
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async fn chain_id(&self) -> Result<String, Error> {
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let node = self.node.read().await;
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let id = node.chain_id();
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Ok(u64_to_hex_string(id))
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}
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async fn gas_price(&self) -> Result<String, Error> {
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let node = self.node.read().await;
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let gas_price = convert_err(node.get_gas_price())?;
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Ok(common::utils::format_hex(&gas_price))
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}
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async fn max_priority_fee_per_gas(&self) -> Result<String, Error> {
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let node = self.node.read().await;
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let tip = convert_err(node.get_priority_fee())?;
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Ok(common::utils::format_hex(&tip))
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}
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async fn block_number(&self) -> Result<String, Error> {
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let node = self.node.read().await;
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let num = convert_err(node.get_block_number())?;
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Ok(u64_to_hex_string(num))
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}
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async fn get_block_by_number(
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&self,
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block: BlockTag,
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full_tx: bool,
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) -> Result<Option<ExecutionBlock>, Error> {
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let node = self.node.read().await;
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let block = convert_err(node.get_block_by_number(block, full_tx).await)?;
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Ok(block)
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}
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async fn get_block_by_hash(
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&self,
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hash: &str,
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full_tx: bool,
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) -> Result<Option<ExecutionBlock>, Error> {
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let hash = convert_err(hex_str_to_bytes(hash))?;
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let node = self.node.read().await;
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let block = convert_err(node.get_block_by_hash(&hash, full_tx).await)?;
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Ok(block)
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}
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async fn send_raw_transaction(&self, bytes: &str) -> Result<String, Error> {
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let node = self.node.read().await;
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let bytes = convert_err(hex_str_to_bytes(bytes))?;
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let tx_hash = convert_err(node.send_raw_transaction(&bytes).await)?;
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Ok(hex::encode(tx_hash))
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}
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async fn get_transaction_receipt(
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&self,
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hash: &str,
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) -> Result<Option<TransactionReceipt>, Error> {
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let node = self.node.read().await;
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let hash = H256::from_slice(&convert_err(hex_str_to_bytes(hash))?);
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let receipt = convert_err(node.get_transaction_receipt(&hash).await)?;
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Ok(receipt)
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}
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async fn get_transaction_by_hash(&self, hash: &str) -> Result<Option<Transaction>, Error> {
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let node = self.node.read().await;
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let hash = H256::from_slice(&convert_err(hex_str_to_bytes(hash))?);
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convert_err(node.get_transaction_by_hash(&hash).await)
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}
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async fn get_transaction_by_block_hash_and_index(
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&self,
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hash: &str,
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index: usize,
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) -> Result<Option<Transaction>, Error> {
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let hash = convert_err(hex_str_to_bytes(hash))?;
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let node = self.node.read().await;
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convert_err(
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node.get_transaction_by_block_hash_and_index(&hash, index)
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.await,
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)
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}
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async fn get_coinbase(&self) -> Result<Address, Error> {
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let node = self.node.read().await;
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Ok(node.get_coinbase().unwrap())
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}
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async fn syncing(&self) -> Result<SyncingStatus, Error> {
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let node = self.node.read().await;
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convert_err(node.syncing())
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}
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async fn get_logs(&self, filter: Filter) -> Result<Vec<Log>, Error> {
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let node = self.node.read().await;
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convert_err(node.get_logs(&filter).await)
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}
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async fn get_storage_at(
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&self,
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address: &str,
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slot: H256,
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block: BlockTag,
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) -> Result<String, Error> {
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let address = convert_err(Address::from_str(address))?;
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let node = self.node.read().await;
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let storage = convert_err(node.get_storage_at(&address, slot, block).await)?;
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Ok(format_hex(&storage))
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}
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}
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#[async_trait]
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impl<R: ExecutionRpc> NetRpcServer for RpcInner<R> {
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async fn version(&self) -> Result<String, Error> {
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let node = self.node.read().await;
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Ok(node.chain_id().to_string())
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}
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}
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fn convert_err<T, E: Display>(res: Result<T, E>) -> Result<T, Error> {
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res.map_err(|err| Error::Custom(err.to_string()))
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}
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fn format_hex(num: &U256) -> String {
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let stripped = num
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.encode_hex()
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.strip_prefix("0x")
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.unwrap()
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.trim_start_matches('0')
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.to_string();
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let stripped = if stripped.is_empty() {
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"0".to_string()
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} else {
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stripped
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};
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format!("0x{stripped}")
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}
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