411 lines
12 KiB
Rust
411 lines
12 KiB
Rust
use crate::{
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block_store::BlockStore,
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configs::{IsBlockHashValidConfig, SendTransactionConfig},
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encoding::BinaryEncoding,
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rpc::LiteRpcServer,
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tpu_manager::TpuManager,
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workers::{
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BlockInformation, BlockListener, Cleaner, MetricsCapture, Postgres, PrometheusSync,
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TxSender, WireTransaction,
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},
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};
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use std::{ops::Deref, str::FromStr, sync::Arc, time::Duration};
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use anyhow::bail;
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use log::info;
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use jsonrpsee::{server::ServerBuilder, types::SubscriptionResult, SubscriptionSink};
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use prometheus::{opts, register_counter, Counter};
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use solana_rpc_client::{nonblocking::rpc_client::RpcClient, rpc_client::SerializableTransaction};
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use solana_rpc_client_api::{
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config::{RpcContextConfig, RpcRequestAirdropConfig, RpcSignatureStatusConfig},
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response::{Response as RpcResponse, RpcBlockhash, RpcResponseContext, RpcVersionInfo},
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};
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use solana_sdk::{
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commitment_config::CommitmentConfig, hash::Hash, pubkey::Pubkey, signature::Keypair,
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transaction::VersionedTransaction,
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};
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use solana_transaction_status::TransactionStatus;
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use tokio::{
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net::ToSocketAddrs,
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sync::mpsc::{self, UnboundedSender},
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task::JoinHandle,
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};
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lazy_static::lazy_static! {
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static ref RPC_SEND_TX: Counter =
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register_counter!(opts!("rpc_send_tx", "RPC call send transaction")).unwrap();
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static ref RPC_GET_LATEST_BLOCKHASH: Counter =
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register_counter!(opts!("rpc_get_latest_blockhash", "RPC call to get latest block hash")).unwrap();
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static ref RPC_IS_BLOCKHASH_VALID: Counter =
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register_counter!(opts!("rpc_is_blockhash_valid", "RPC call to check if blockhash is vali calld")).unwrap();
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static ref RPC_GET_SIGNATURE_STATUSES: Counter =
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register_counter!(opts!("rpc_get_signature_statuses", "RPC call to get signature statuses")).unwrap();
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static ref RPC_GET_VERSION: Counter =
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register_counter!(opts!("rpc_get_version", "RPC call to version")).unwrap();
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static ref RPC_REQUEST_AIRDROP: Counter =
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register_counter!(opts!("rpc_airdrop", "RPC call to request airdrop")).unwrap();
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static ref RPC_SIGNATURE_SUBSCRIBE: Counter =
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register_counter!(opts!("rpc_signature_subscribe", "RPC call to subscribe to signature")).unwrap();
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}
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/// A bridge between clients and tpu
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pub struct LiteBridge {
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pub rpc_client: Arc<RpcClient>,
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pub tpu_manager: Arc<TpuManager>,
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// None if LiteBridge is not executed
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pub tx_send: Option<UnboundedSender<(String, WireTransaction, u64)>>,
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pub tx_sender: TxSender,
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pub block_listner: BlockListener,
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pub block_store: BlockStore,
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}
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impl LiteBridge {
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pub async fn new(
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rpc_url: String,
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ws_addr: String,
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fanout_slots: u64,
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identity: Keypair,
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) -> anyhow::Result<Self> {
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let rpc_client = Arc::new(RpcClient::new(rpc_url.clone()));
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let tpu_manager =
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Arc::new(TpuManager::new(rpc_client.clone(), ws_addr, fanout_slots, identity).await?);
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let tx_sender = TxSender::new(tpu_manager.clone());
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let block_store = BlockStore::new(&rpc_client).await?;
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let block_listner =
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BlockListener::new(rpc_client.clone(), tx_sender.clone(), block_store.clone());
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Ok(Self {
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rpc_client,
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tpu_manager,
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tx_send: None,
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tx_sender,
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block_listner,
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block_store,
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})
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}
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/// List for `JsonRpc` requests
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#[allow(clippy::too_many_arguments)]
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pub async fn start_services<T: ToSocketAddrs + std::fmt::Debug + 'static + Send + Clone>(
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mut self,
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http_addr: T,
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ws_addr: T,
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tx_batch_size: usize,
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tx_send_interval: Duration,
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clean_interval: Duration,
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enable_postgres: bool,
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prometheus_addr: T,
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) -> anyhow::Result<Vec<JoinHandle<anyhow::Result<()>>>> {
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let (postgres, postgres_send) = if enable_postgres {
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let (postgres_send, postgres_recv) = mpsc::unbounded_channel();
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let (postgres_connection, postgres) = Postgres::new().await?;
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let postgres = postgres.start(postgres_recv);
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(Some((postgres, postgres_connection)), Some(postgres_send))
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} else {
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(None, None)
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};
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let (tx_send, tx_recv) = mpsc::unbounded_channel();
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self.tx_send = Some(tx_send);
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let tx_sender = self.tx_sender.clone().execute(
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tx_recv,
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tx_batch_size,
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tx_send_interval,
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postgres_send.clone(),
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);
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let metrics_capture = MetricsCapture::new(self.tx_sender.clone()).capture();
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let prometheus_sync = PrometheusSync.sync(prometheus_addr);
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let finalized_block_listener = self
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.block_listner
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.clone()
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.listen(CommitmentConfig::finalized(), postgres_send.clone());
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let confirmed_block_listener = self
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.block_listner
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.clone()
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.listen(CommitmentConfig::confirmed(), None);
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let cleaner =
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Cleaner::new(self.tx_sender.clone(), self.block_listner.clone()).start(clean_interval);
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let rpc = self.into_rpc();
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let (ws_server, http_server) = {
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let ws_server_handle = ServerBuilder::default()
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.ws_only()
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.build(ws_addr.clone())
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.await?
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.start(rpc.clone())?;
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let http_server_handle = ServerBuilder::default()
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.http_only()
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.build(http_addr.clone())
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.await?
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.start(rpc)?;
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let ws_server = tokio::spawn(async move {
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info!("Websocket Server started at {ws_addr:?}");
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ws_server_handle.stopped().await;
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bail!("Websocket server stopped");
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});
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let http_server = tokio::spawn(async move {
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info!("HTTP Server started at {http_addr:?}");
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http_server_handle.stopped().await;
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bail!("HTTP server stopped");
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});
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(ws_server, http_server)
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};
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let mut services = vec![
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ws_server,
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http_server,
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tx_sender,
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finalized_block_listener,
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confirmed_block_listener,
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metrics_capture,
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prometheus_sync,
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cleaner,
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];
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if let Some((postgres, connection)) = postgres {
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services.push(connection);
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services.push(postgres);
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}
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Ok(services)
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}
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}
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#[jsonrpsee::core::async_trait]
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impl LiteRpcServer for LiteBridge {
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async fn send_transaction(
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&self,
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tx: String,
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send_transaction_config: Option<SendTransactionConfig>,
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) -> crate::rpc::Result<String> {
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RPC_SEND_TX.inc();
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let SendTransactionConfig {
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encoding,
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max_retries: _,
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} = send_transaction_config.unwrap_or_default();
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let raw_tx = match encoding.decode(tx) {
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Ok(raw_tx) => raw_tx,
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Err(err) => {
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return Err(jsonrpsee::core::Error::Custom(err.to_string()));
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}
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};
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let tx = match bincode::deserialize::<VersionedTransaction>(&raw_tx) {
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Ok(tx) => tx,
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Err(err) => {
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return Err(jsonrpsee::core::Error::Custom(err.to_string()));
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}
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};
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let sig = tx.get_signature();
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let Some(BlockInformation { slot, .. }) = self
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.block_store
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.get_block_info(&tx.get_recent_blockhash().to_string())
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.await else {
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log::warn!("block");
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return Err(jsonrpsee::core::Error::Custom("Blockhash not found in block store".to_string()));
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};
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self.tx_send
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.as_ref()
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.expect("Lite Bridge Not Executed")
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.send((sig.to_string(), raw_tx, slot))
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.unwrap();
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Ok(BinaryEncoding::Base58.encode(sig))
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}
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async fn get_latest_blockhash(
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&self,
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config: Option<RpcContextConfig>,
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) -> crate::rpc::Result<RpcResponse<RpcBlockhash>> {
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RPC_GET_LATEST_BLOCKHASH.inc();
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let commitment_config = config
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.map(|config| config.commitment.unwrap_or_default())
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.unwrap_or_default();
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let BlockInformation {
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slot,
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block_height,
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blockhash,
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} = self
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.block_store
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.get_latest_block_info(commitment_config)
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.await;
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info!("glb {blockhash} {slot} {block_height}");
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Ok(RpcResponse {
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context: RpcResponseContext {
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slot,
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api_version: None,
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},
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value: RpcBlockhash {
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blockhash,
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last_valid_block_height: block_height + 150,
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},
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})
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}
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async fn is_blockhash_valid(
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&self,
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blockhash: String,
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config: Option<IsBlockHashValidConfig>,
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) -> crate::rpc::Result<RpcResponse<bool>> {
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RPC_IS_BLOCKHASH_VALID.inc();
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let commitment = config.unwrap_or_default().commitment.unwrap_or_default();
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let commitment = CommitmentConfig { commitment };
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let blockhash = match Hash::from_str(&blockhash) {
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Ok(blockhash) => blockhash,
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Err(err) => {
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return Err(jsonrpsee::core::Error::Custom(err.to_string()));
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}
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};
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let is_valid = match self
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.rpc_client
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.is_blockhash_valid(&blockhash, commitment)
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.await
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{
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Ok(is_valid) => is_valid,
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Err(err) => {
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return Err(jsonrpsee::core::Error::Custom(err.to_string()));
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}
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};
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let slot = self
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.block_store
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.get_latest_block_info(commitment)
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.await
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.slot;
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Ok(RpcResponse {
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context: RpcResponseContext {
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slot,
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api_version: None,
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},
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value: is_valid,
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})
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}
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async fn get_signature_statuses(
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&self,
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sigs: Vec<String>,
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_config: Option<RpcSignatureStatusConfig>,
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) -> crate::rpc::Result<RpcResponse<Vec<Option<TransactionStatus>>>> {
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RPC_GET_SIGNATURE_STATUSES.inc();
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let sig_statuses = sigs
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.iter()
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.map(|sig| {
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self.tx_sender
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.txs_sent
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.get(sig)
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.and_then(|v| v.status.clone())
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})
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.collect();
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Ok(RpcResponse {
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context: RpcResponseContext {
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slot: self
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.block_store
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.get_latest_block_info(CommitmentConfig::finalized())
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.await
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.slot,
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api_version: None,
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},
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value: sig_statuses,
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})
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}
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fn get_version(&self) -> crate::rpc::Result<RpcVersionInfo> {
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RPC_GET_VERSION.inc();
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let version = solana_version::Version::default();
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Ok(RpcVersionInfo {
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solana_core: version.to_string(),
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feature_set: Some(version.feature_set),
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})
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}
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async fn request_airdrop(
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&self,
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pubkey_str: String,
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lamports: u64,
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config: Option<RpcRequestAirdropConfig>,
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) -> crate::rpc::Result<String> {
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RPC_REQUEST_AIRDROP.inc();
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let pubkey = match Pubkey::from_str(&pubkey_str) {
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Ok(pubkey) => pubkey,
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Err(err) => {
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return Err(jsonrpsee::core::Error::Custom(err.to_string()));
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}
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};
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let airdrop_sig = match self
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.rpc_client
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.request_airdrop_with_config(&pubkey, lamports, config.unwrap_or_default())
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.await
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{
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Ok(airdrop_sig) => airdrop_sig.to_string(),
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Err(err) => {
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return Err(jsonrpsee::core::Error::Custom(err.to_string()));
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}
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};
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self.tx_sender
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.txs_sent
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.insert(airdrop_sig.clone(), Default::default());
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Ok(airdrop_sig)
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}
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fn signature_subscribe(
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&self,
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mut sink: SubscriptionSink,
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signature: String,
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commitment_config: CommitmentConfig,
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) -> SubscriptionResult {
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RPC_SIGNATURE_SUBSCRIBE.inc();
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sink.accept()?;
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self.block_listner
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.signature_subscribe(signature, commitment_config, sink);
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Ok(())
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}
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}
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impl Deref for LiteBridge {
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type Target = RpcClient;
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fn deref(&self) -> &Self::Target {
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&self.rpc_client
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}
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}
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