feat: Add address lookup, caching system and Jito GRPC integration

- Implement address lookup tables and multi-level caching

- Add GRPC stream processing and YellowStone connections

- Extend PumpFun functionality including token creation

- Integrate Jito GRPC services (auth, block engine, relayer)

- Optimize log processing and event system

src/swqos/common.rs

@@ -14,10 +14,8 @@ use base64::engine::general_purpose::STANDARD;
 use reqwest::Client;
 
 pub async fn poll_transaction_confirmation(rpc: &SolanaRpcClient, txt_sig: Signature) -> Result<Signature> {
-    // 15 second timeout
     let timeout: Duration = Duration::from_secs(5);
-    // 5 second retry interval
-    let interval: Duration = Duration::from_millis(300);
+    let interval: Duration = Duration::from_millis(1000);
     let start: Instant = Instant::now();
 
     loop {
@@ -102,14 +100,15 @@ pub async fn serialize_and_encode(
 pub async fn serialize_transaction_and_encode(
     transaction: &impl SerializableTransaction,
     encoding: UiTransactionEncoding,
-) -> Result<String> {
+) -> Result<(String, Signature)> {
+    let signature = transaction.get_signature();
     let serialized_tx = serialize(transaction)?;
     let serialized = match encoding {
         UiTransactionEncoding::Base58 => bs58::encode(serialized_tx).into_string(),
         UiTransactionEncoding::Base64 => STANDARD.encode(serialized_tx),
         _ => return Err(anyhow::anyhow!("Unsupported encoding")),
     };
-    Ok(serialized)
+    Ok((serialized, *signature))
 }
 
 pub async fn serialize_smart_transaction_and_encode(

src/swqos/jito_grpc/auth.rs

@@ -0,0 +1,260 @@
+// This file is @generated by prost-build.
+#[derive(Clone, PartialEq, ::prost::Message)]
+pub struct GenerateAuthChallengeRequest {
+    /// / Role the client is attempting to generate tokens for.
+    #[prost(enumeration = "Role", tag = "1")]
+    pub role: i32,
+    /// / Client's 32 byte pubkey.
+    #[prost(bytes = "vec", tag = "2")]
+    pub pubkey: ::prost::alloc::vec::Vec<u8>,
+}
+#[derive(Clone, PartialEq, ::prost::Message)]
+pub struct GenerateAuthChallengeResponse {
+    #[prost(string, tag = "1")]
+    pub challenge: ::prost::alloc::string::String,
+}
+#[derive(Clone, PartialEq, ::prost::Message)]
+pub struct GenerateAuthTokensRequest {
+    /// / The pre-signed challenge.
+    #[prost(string, tag = "1")]
+    pub challenge: ::prost::alloc::string::String,
+    /// / The signing keypair's corresponding 32 byte pubkey.
+    #[prost(bytes = "vec", tag = "2")]
+    pub client_pubkey: ::prost::alloc::vec::Vec<u8>,
+    /// / The 64 byte signature of the challenge signed by the client's private key. The private key must correspond to
+    /// the pubkey passed in the \[GenerateAuthChallenge\] method. The client is expected to sign the challenge token
+    /// prepended with their pubkey. For example sign(pubkey, challenge).
+    #[prost(bytes = "vec", tag = "3")]
+    pub signed_challenge: ::prost::alloc::vec::Vec<u8>,
+}
+#[derive(Clone, PartialEq, ::prost::Message)]
+pub struct Token {
+    /// / The token.
+    #[prost(string, tag = "1")]
+    pub value: ::prost::alloc::string::String,
+    /// / When the token will expire.
+    #[prost(message, optional, tag = "2")]
+    pub expires_at_utc: ::core::option::Option<::prost_types::Timestamp>,
+}
+#[derive(Clone, PartialEq, ::prost::Message)]
+pub struct GenerateAuthTokensResponse {
+    /// / The token granting access to resources.
+    #[prost(message, optional, tag = "1")]
+    pub access_token: ::core::option::Option<Token>,
+    /// / The token used to refresh the access_token. This has a longer TTL than the access_token.
+    #[prost(message, optional, tag = "2")]
+    pub refresh_token: ::core::option::Option<Token>,
+}
+#[derive(Clone, PartialEq, ::prost::Message)]
+pub struct RefreshAccessTokenRequest {
+    /// / Non-expired refresh token obtained from the \[GenerateAuthTokens\] method.
+    #[prost(string, tag = "1")]
+    pub refresh_token: ::prost::alloc::string::String,
+}
+#[derive(Clone, PartialEq, ::prost::Message)]
+pub struct RefreshAccessTokenResponse {
+    /// / Fresh access_token.
+    #[prost(message, optional, tag = "1")]
+    pub access_token: ::core::option::Option<Token>,
+}
+#[derive(Clone, Copy, Debug, PartialEq, Eq, Hash, PartialOrd, Ord, ::prost::Enumeration)]
+#[repr(i32)]
+pub enum Role {
+    Relayer = 0,
+    Searcher = 1,
+    Validator = 2,
+    ShredstreamSubscriber = 3,
+}
+impl Role {
+    /// String value of the enum field names used in the ProtoBuf definition.
+    ///
+    /// The values are not transformed in any way and thus are considered stable
+    /// (if the ProtoBuf definition does not change) and safe for programmatic use.
+    pub fn as_str_name(&self) -> &'static str {
+        match self {
+            Self::Relayer => "RELAYER",
+            Self::Searcher => "SEARCHER",
+            Self::Validator => "VALIDATOR",
+            Self::ShredstreamSubscriber => "SHREDSTREAM_SUBSCRIBER",
+        }
+    }
+    /// Creates an enum from field names used in the ProtoBuf definition.
+    pub fn from_str_name(value: &str) -> ::core::option::Option<Self> {
+        match value {
+            "RELAYER" => Some(Self::Relayer),
+            "SEARCHER" => Some(Self::Searcher),
+            "VALIDATOR" => Some(Self::Validator),
+            "SHREDSTREAM_SUBSCRIBER" => Some(Self::ShredstreamSubscriber),
+            _ => None,
+        }
+    }
+}
+/// Generated client implementations.
+pub mod auth_service_client {
+    #![allow(
+        unused_variables,
+        dead_code,
+        missing_docs,
+        clippy::wildcard_imports,
+        clippy::let_unit_value,
+    )]
+    use tonic::codegen::*;
+    use tonic::codegen::http::Uri;
+    /// / This service is responsible for issuing auth tokens to clients for API access.
+    #[derive(Debug, Clone)]
+    pub struct AuthServiceClient<T> {
+        inner: tonic::client::Grpc<T>,
+    }
+    impl AuthServiceClient<tonic::transport::Channel> {
+        /// Attempt to create a new client by connecting to a given endpoint.
+        pub async fn connect<D>(dst: D) -> Result<Self, tonic::transport::Error>
+        where
+            D: TryInto<tonic::transport::Endpoint>,
+            D::Error: Into<StdError>,
+        {
+            let conn = tonic::transport::Endpoint::new(dst)?.connect().await?;
+            Ok(Self::new(conn))
+        }
+    }
+    impl<T> AuthServiceClient<T>
+    where
+        T: tonic::client::GrpcService<tonic::body::BoxBody>,
+        T::Error: Into<StdError>,
+        T::ResponseBody: Body<Data = Bytes> + std::marker::Send + 'static,
+        <T::ResponseBody as Body>::Error: Into<StdError> + std::marker::Send,
+    {
+        pub fn new(inner: T) -> Self {
+            let inner = tonic::client::Grpc::new(inner);
+            Self { inner }
+        }
+        pub fn with_origin(inner: T, origin: Uri) -> Self {
+            let inner = tonic::client::Grpc::with_origin(inner, origin);
+            Self { inner }
+        }
+        pub fn with_interceptor<F>(
+            inner: T,
+            interceptor: F,
+        ) -> AuthServiceClient<InterceptedService<T, F>>
+        where
+            F: tonic::service::Interceptor,
+            T::ResponseBody: Default,
+            T: tonic::codegen::Service<
+                http::Request<tonic::body::BoxBody>,
+                Response = http::Response<
+                    <T as tonic::client::GrpcService<tonic::body::BoxBody>>::ResponseBody,
+                >,
+            >,
+            <T as tonic::codegen::Service<
+                http::Request<tonic::body::BoxBody>,
+            >>::Error: Into<StdError> + std::marker::Send + std::marker::Sync,
+        {
+            AuthServiceClient::new(InterceptedService::new(inner, interceptor))
+        }
+        /// Compress requests with the given encoding.
+        ///
+        /// This requires the server to support it otherwise it might respond with an
+        /// error.
+        #[must_use]
+        pub fn send_compressed(mut self, encoding: CompressionEncoding) -> Self {
+            self.inner = self.inner.send_compressed(encoding);
+            self
+        }
+        /// Enable decompressing responses.
+        #[must_use]
+        pub fn accept_compressed(mut self, encoding: CompressionEncoding) -> Self {
+            self.inner = self.inner.accept_compressed(encoding);
+            self
+        }
+        /// Limits the maximum size of a decoded message.
+        ///
+        /// Default: `4MB`
+        #[must_use]
+        pub fn max_decoding_message_size(mut self, limit: usize) -> Self {
+            self.inner = self.inner.max_decoding_message_size(limit);
+            self
+        }
+        /// Limits the maximum size of an encoded message.
+        ///
+        /// Default: `usize::MAX`
+        #[must_use]
+        pub fn max_encoding_message_size(mut self, limit: usize) -> Self {
+            self.inner = self.inner.max_encoding_message_size(limit);
+            self
+        }
+        /// / Returns a challenge, client is expected to sign this challenge with an appropriate keypair in order to obtain access tokens.
+        pub async fn generate_auth_challenge(
+            &mut self,
+            request: impl tonic::IntoRequest<super::GenerateAuthChallengeRequest>,
+        ) -> std::result::Result<
+            tonic::Response<super::GenerateAuthChallengeResponse>,
+            tonic::Status,
+        > {
+            self.inner
+                .ready()
+                .await
+                .map_err(|e| {
+                    tonic::Status::unknown(
+                        format!("Service was not ready: {}", e.into()),
+                    )
+                })?;
+            let codec = tonic::codec::ProstCodec::default();
+            let path = http::uri::PathAndQuery::from_static(
+                "/auth.AuthService/GenerateAuthChallenge",
+            );
+            let mut req = request.into_request();
+            req.extensions_mut()
+                .insert(GrpcMethod::new("auth.AuthService", "GenerateAuthChallenge"));
+            self.inner.unary(req, path, codec).await
+        }
+        /// / Provides the client with the initial pair of auth tokens for API access.
+        pub async fn generate_auth_tokens(
+            &mut self,
+            request: impl tonic::IntoRequest<super::GenerateAuthTokensRequest>,
+        ) -> std::result::Result<
+            tonic::Response<super::GenerateAuthTokensResponse>,
+            tonic::Status,
+        > {
+            self.inner
+                .ready()
+                .await
+                .map_err(|e| {
+                    tonic::Status::unknown(
+                        format!("Service was not ready: {}", e.into()),
+                    )
+                })?;
+            let codec = tonic::codec::ProstCodec::default();
+            let path = http::uri::PathAndQuery::from_static(
+                "/auth.AuthService/GenerateAuthTokens",
+            );
+            let mut req = request.into_request();
+            req.extensions_mut()
+                .insert(GrpcMethod::new("auth.AuthService", "GenerateAuthTokens"));
+            self.inner.unary(req, path, codec).await
+        }
+        /// / Call this method with a non-expired refresh token to obtain a new access token.
+        pub async fn refresh_access_token(
+            &mut self,
+            request: impl tonic::IntoRequest<super::RefreshAccessTokenRequest>,
+        ) -> std::result::Result<
+            tonic::Response<super::RefreshAccessTokenResponse>,
+            tonic::Status,
+        > {
+            self.inner
+                .ready()
+                .await
+                .map_err(|e| {
+                    tonic::Status::unknown(
+                        format!("Service was not ready: {}", e.into()),
+                    )
+                })?;
+            let codec = tonic::codec::ProstCodec::default();
+            let path = http::uri::PathAndQuery::from_static(
+                "/auth.AuthService/RefreshAccessToken",
+            );
+            let mut req = request.into_request();
+            req.extensions_mut()
+                .insert(GrpcMethod::new("auth.AuthService", "RefreshAccessToken"));
+            self.inner.unary(req, path, codec).await
+        }
+    }
+}

src/swqos/jito_grpc/block.rs

@@ -0,0 +1,19 @@
+// This file is @generated by prost-build.
+/// Condensed block helpful for getting data around efficiently internal to our system.
+#[derive(Clone, PartialEq, ::prost::Message)]
+pub struct CondensedBlock {
+    #[prost(message, optional, tag = "1")]
+    pub header: ::core::option::Option<super::shared::Header>,
+    #[prost(string, tag = "2")]
+    pub previous_blockhash: ::prost::alloc::string::String,
+    #[prost(string, tag = "3")]
+    pub blockhash: ::prost::alloc::string::String,
+    #[prost(uint64, tag = "4")]
+    pub parent_slot: u64,
+    #[prost(bytes = "vec", repeated, tag = "5")]
+    pub versioned_transactions: ::prost::alloc::vec::Vec<::prost::alloc::vec::Vec<u8>>,
+    #[prost(uint64, tag = "6")]
+    pub slot: u64,
+    #[prost(string, tag = "7")]
+    pub commitment: ::prost::alloc::string::String,
+}

src/swqos/jito_grpc/block_engine.rs

@@ -0,0 +1,462 @@
+// This file is @generated by prost-build.
+#[derive(Clone, Copy, PartialEq, ::prost::Message)]
+pub struct SubscribePacketsRequest {}
+#[derive(Clone, PartialEq, ::prost::Message)]
+pub struct SubscribePacketsResponse {
+    #[prost(message, optional, tag = "1")]
+    pub header: ::core::option::Option<super::shared::Header>,
+    #[prost(message, optional, tag = "2")]
+    pub batch: ::core::option::Option<super::packet::PacketBatch>,
+}
+#[derive(Clone, Copy, PartialEq, ::prost::Message)]
+pub struct SubscribeBundlesRequest {}
+#[derive(Clone, PartialEq, ::prost::Message)]
+pub struct SubscribeBundlesResponse {
+    #[prost(message, repeated, tag = "1")]
+    pub bundles: ::prost::alloc::vec::Vec<super::bundle::BundleUuid>,
+}
+#[derive(Clone, Copy, PartialEq, ::prost::Message)]
+pub struct BlockBuilderFeeInfoRequest {}
+#[derive(Clone, PartialEq, ::prost::Message)]
+pub struct BlockBuilderFeeInfoResponse {
+    #[prost(string, tag = "1")]
+    pub pubkey: ::prost::alloc::string::String,
+    /// commission (0-100)
+    #[prost(uint64, tag = "2")]
+    pub commission: u64,
+}
+#[derive(Clone, PartialEq, ::prost::Message)]
+pub struct AccountsOfInterest {
+    /// use * for all accounts
+    #[prost(string, repeated, tag = "1")]
+    pub accounts: ::prost::alloc::vec::Vec<::prost::alloc::string::String>,
+}
+#[derive(Clone, Copy, PartialEq, ::prost::Message)]
+pub struct AccountsOfInterestRequest {}
+#[derive(Clone, PartialEq, ::prost::Message)]
+pub struct AccountsOfInterestUpdate {
+    #[prost(string, repeated, tag = "1")]
+    pub accounts: ::prost::alloc::vec::Vec<::prost::alloc::string::String>,
+}
+#[derive(Clone, Copy, PartialEq, ::prost::Message)]
+pub struct ProgramsOfInterestRequest {}
+#[derive(Clone, PartialEq, ::prost::Message)]
+pub struct ProgramsOfInterestUpdate {
+    #[prost(string, repeated, tag = "1")]
+    pub programs: ::prost::alloc::vec::Vec<::prost::alloc::string::String>,
+}
+/// A series of packets with an expiration attached to them.
+/// The header contains a timestamp for when this packet was generated.
+/// The expiry is how long the packet batches have before they expire and are forwarded to the validator.
+/// This provides a more censorship resistant method to MEV than block engines receiving packets directly.
+#[derive(Clone, PartialEq, ::prost::Message)]
+pub struct ExpiringPacketBatch {
+    #[prost(message, optional, tag = "1")]
+    pub header: ::core::option::Option<super::shared::Header>,
+    #[prost(message, optional, tag = "2")]
+    pub batch: ::core::option::Option<super::packet::PacketBatch>,
+    #[prost(uint32, tag = "3")]
+    pub expiry_ms: u32,
+}
+/// Packets and heartbeats are sent over the same stream.
+/// ExpiringPacketBatches have an expiration attached to them so the block engine can track
+/// how long it has until the relayer forwards the packets to the validator.
+/// Heartbeats contain a timestamp from the system and is used as a simple and naive time-sync mechanism
+/// so the block engine has some idea on how far their clocks are apart.
+#[derive(Clone, PartialEq, ::prost::Message)]
+pub struct PacketBatchUpdate {
+    #[prost(oneof = "packet_batch_update::Msg", tags = "1, 2")]
+    pub msg: ::core::option::Option<packet_batch_update::Msg>,
+}
+/// Nested message and enum types in `PacketBatchUpdate`.
+pub mod packet_batch_update {
+    #[derive(Clone, PartialEq, ::prost::Oneof)]
+    pub enum Msg {
+        #[prost(message, tag = "1")]
+        Batches(super::ExpiringPacketBatch),
+        #[prost(message, tag = "2")]
+        Heartbeat(super::super::shared::Heartbeat),
+    }
+}
+#[derive(Clone, Copy, PartialEq, ::prost::Message)]
+pub struct StartExpiringPacketStreamResponse {
+    #[prost(message, optional, tag = "1")]
+    pub heartbeat: ::core::option::Option<super::shared::Heartbeat>,
+}
+/// Generated client implementations.
+pub mod block_engine_validator_client {
+    #![allow(
+        unused_variables,
+        dead_code,
+        missing_docs,
+        clippy::wildcard_imports,
+        clippy::let_unit_value,
+    )]
+    use tonic::codegen::*;
+    use tonic::codegen::http::Uri;
+    /// / Validators can connect to Block Engines to receive packets and bundles.
+    #[derive(Debug, Clone)]
+    pub struct BlockEngineValidatorClient<T> {
+        inner: tonic::client::Grpc<T>,
+    }
+    impl BlockEngineValidatorClient<tonic::transport::Channel> {
+        /// Attempt to create a new client by connecting to a given endpoint.
+        pub async fn connect<D>(dst: D) -> Result<Self, tonic::transport::Error>
+        where
+            D: TryInto<tonic::transport::Endpoint>,
+            D::Error: Into<StdError>,
+        {
+            let conn = tonic::transport::Endpoint::new(dst)?.connect().await?;
+            Ok(Self::new(conn))
+        }
+    }
+    impl<T> BlockEngineValidatorClient<T>
+    where
+        T: tonic::client::GrpcService<tonic::body::BoxBody>,
+        T::Error: Into<StdError>,
+        T::ResponseBody: Body<Data = Bytes> + std::marker::Send + 'static,
+        <T::ResponseBody as Body>::Error: Into<StdError> + std::marker::Send,
+    {
+        pub fn new(inner: T) -> Self {
+            let inner = tonic::client::Grpc::new(inner);
+            Self { inner }
+        }
+        pub fn with_origin(inner: T, origin: Uri) -> Self {
+            let inner = tonic::client::Grpc::with_origin(inner, origin);
+            Self { inner }
+        }
+        pub fn with_interceptor<F>(
+            inner: T,
+            interceptor: F,
+        ) -> BlockEngineValidatorClient<InterceptedService<T, F>>
+        where
+            F: tonic::service::Interceptor,
+            T::ResponseBody: Default,
+            T: tonic::codegen::Service<
+                http::Request<tonic::body::BoxBody>,
+                Response = http::Response<
+                    <T as tonic::client::GrpcService<tonic::body::BoxBody>>::ResponseBody,
+                >,
+            >,
+            <T as tonic::codegen::Service<
+                http::Request<tonic::body::BoxBody>,
+            >>::Error: Into<StdError> + std::marker::Send + std::marker::Sync,
+        {
+            BlockEngineValidatorClient::new(InterceptedService::new(inner, interceptor))
+        }
+        /// Compress requests with the given encoding.
+        ///
+        /// This requires the server to support it otherwise it might respond with an
+        /// error.
+        #[must_use]
+        pub fn send_compressed(mut self, encoding: CompressionEncoding) -> Self {
+            self.inner = self.inner.send_compressed(encoding);
+            self
+        }
+        /// Enable decompressing responses.
+        #[must_use]
+        pub fn accept_compressed(mut self, encoding: CompressionEncoding) -> Self {
+            self.inner = self.inner.accept_compressed(encoding);
+            self
+        }
+        /// Limits the maximum size of a decoded message.
+        ///
+        /// Default: `4MB`
+        #[must_use]
+        pub fn max_decoding_message_size(mut self, limit: usize) -> Self {
+            self.inner = self.inner.max_decoding_message_size(limit);
+            self
+        }
+        /// Limits the maximum size of an encoded message.
+        ///
+        /// Default: `usize::MAX`
+        #[must_use]
+        pub fn max_encoding_message_size(mut self, limit: usize) -> Self {
+            self.inner = self.inner.max_encoding_message_size(limit);
+            self
+        }
+        /// / Validators can subscribe to the block engine to receive a stream of packets
+        pub async fn subscribe_packets(
+            &mut self,
+            request: impl tonic::IntoRequest<super::SubscribePacketsRequest>,
+        ) -> std::result::Result<
+            tonic::Response<tonic::codec::Streaming<super::SubscribePacketsResponse>>,
+            tonic::Status,
+        > {
+            self.inner
+                .ready()
+                .await
+                .map_err(|e| {
+                    tonic::Status::unknown(
+                        format!("Service was not ready: {}", e.into()),
+                    )
+                })?;
+            let codec = tonic::codec::ProstCodec::default();
+            let path = http::uri::PathAndQuery::from_static(
+                "/block_engine.BlockEngineValidator/SubscribePackets",
+            );
+            let mut req = request.into_request();
+            req.extensions_mut()
+                .insert(
+                    GrpcMethod::new(
+                        "block_engine.BlockEngineValidator",
+                        "SubscribePackets",
+                    ),
+                );
+            self.inner.server_streaming(req, path, codec).await
+        }
+        /// / Validators can subscribe to the block engine to receive a stream of simulated and profitable bundles
+        pub async fn subscribe_bundles(
+            &mut self,
+            request: impl tonic::IntoRequest<super::SubscribeBundlesRequest>,
+        ) -> std::result::Result<
+            tonic::Response<tonic::codec::Streaming<super::SubscribeBundlesResponse>>,
+            tonic::Status,
+        > {
+            self.inner
+                .ready()
+                .await
+                .map_err(|e| {
+                    tonic::Status::unknown(
+                        format!("Service was not ready: {}", e.into()),
+                    )
+                })?;
+            let codec = tonic::codec::ProstCodec::default();
+            let path = http::uri::PathAndQuery::from_static(
+                "/block_engine.BlockEngineValidator/SubscribeBundles",
+            );
+            let mut req = request.into_request();
+            req.extensions_mut()
+                .insert(
+                    GrpcMethod::new(
+                        "block_engine.BlockEngineValidator",
+                        "SubscribeBundles",
+                    ),
+                );
+            self.inner.server_streaming(req, path, codec).await
+        }
+        /// Block builders can optionally collect fees. This returns fee information if a block builder wants to
+        /// collect one.
+        pub async fn get_block_builder_fee_info(
+            &mut self,
+            request: impl tonic::IntoRequest<super::BlockBuilderFeeInfoRequest>,
+        ) -> std::result::Result<
+            tonic::Response<super::BlockBuilderFeeInfoResponse>,
+            tonic::Status,
+        > {
+            self.inner
+                .ready()
+                .await
+                .map_err(|e| {
+                    tonic::Status::unknown(
+                        format!("Service was not ready: {}", e.into()),
+                    )
+                })?;
+            let codec = tonic::codec::ProstCodec::default();
+            let path = http::uri::PathAndQuery::from_static(
+                "/block_engine.BlockEngineValidator/GetBlockBuilderFeeInfo",
+            );
+            let mut req = request.into_request();
+            req.extensions_mut()
+                .insert(
+                    GrpcMethod::new(
+                        "block_engine.BlockEngineValidator",
+                        "GetBlockBuilderFeeInfo",
+                    ),
+                );
+            self.inner.unary(req, path, codec).await
+        }
+    }
+}
+/// Generated client implementations.
+pub mod block_engine_relayer_client {
+    #![allow(
+        unused_variables,
+        dead_code,
+        missing_docs,
+        clippy::wildcard_imports,
+        clippy::let_unit_value,
+    )]
+    use tonic::codegen::*;
+    use tonic::codegen::http::Uri;
+    /// / Relayers can forward packets to Block Engines.
+    /// / Block Engines provide an AccountsOfInterest field to only send transactions that are of interest.
+    #[derive(Debug, Clone)]
+    pub struct BlockEngineRelayerClient<T> {
+        inner: tonic::client::Grpc<T>,
+    }
+    impl BlockEngineRelayerClient<tonic::transport::Channel> {
+        /// Attempt to create a new client by connecting to a given endpoint.
+        pub async fn connect<D>(dst: D) -> Result<Self, tonic::transport::Error>
+        where
+            D: TryInto<tonic::transport::Endpoint>,
+            D::Error: Into<StdError>,
+        {
+            let conn = tonic::transport::Endpoint::new(dst)?.connect().await?;
+            Ok(Self::new(conn))
+        }
+    }
+    impl<T> BlockEngineRelayerClient<T>
+    where
+        T: tonic::client::GrpcService<tonic::body::BoxBody>,
+        T::Error: Into<StdError>,
+        T::ResponseBody: Body<Data = Bytes> + std::marker::Send + 'static,
+        <T::ResponseBody as Body>::Error: Into<StdError> + std::marker::Send,
+    {
+        pub fn new(inner: T) -> Self {
+            let inner = tonic::client::Grpc::new(inner);
+            Self { inner }
+        }
+        pub fn with_origin(inner: T, origin: Uri) -> Self {
+            let inner = tonic::client::Grpc::with_origin(inner, origin);
+            Self { inner }
+        }
+        pub fn with_interceptor<F>(
+            inner: T,
+            interceptor: F,
+        ) -> BlockEngineRelayerClient<InterceptedService<T, F>>
+        where
+            F: tonic::service::Interceptor,
+            T::ResponseBody: Default,
+            T: tonic::codegen::Service<
+                http::Request<tonic::body::BoxBody>,
+                Response = http::Response<
+                    <T as tonic::client::GrpcService<tonic::body::BoxBody>>::ResponseBody,
+                >,
+            >,
+            <T as tonic::codegen::Service<
+                http::Request<tonic::body::BoxBody>,
+            >>::Error: Into<StdError> + std::marker::Send + std::marker::Sync,
+        {
+            BlockEngineRelayerClient::new(InterceptedService::new(inner, interceptor))
+        }
+        /// Compress requests with the given encoding.
+        ///
+        /// This requires the server to support it otherwise it might respond with an
+        /// error.
+        #[must_use]
+        pub fn send_compressed(mut self, encoding: CompressionEncoding) -> Self {
+            self.inner = self.inner.send_compressed(encoding);
+            self
+        }
+        /// Enable decompressing responses.
+        #[must_use]
+        pub fn accept_compressed(mut self, encoding: CompressionEncoding) -> Self {
+            self.inner = self.inner.accept_compressed(encoding);
+            self
+        }
+        /// Limits the maximum size of a decoded message.
+        ///
+        /// Default: `4MB`
+        #[must_use]
+        pub fn max_decoding_message_size(mut self, limit: usize) -> Self {
+            self.inner = self.inner.max_decoding_message_size(limit);
+            self
+        }
+        /// Limits the maximum size of an encoded message.
+        ///
+        /// Default: `usize::MAX`
+        #[must_use]
+        pub fn max_encoding_message_size(mut self, limit: usize) -> Self {
+            self.inner = self.inner.max_encoding_message_size(limit);
+            self
+        }
+        /// / The block engine feeds accounts of interest (AOI) updates to the relayer periodically.
+        /// / For all transactions the relayer receives, it forwards transactions to the block engine which write-lock
+        /// / any of the accounts in the AOI.
+        pub async fn subscribe_accounts_of_interest(
+            &mut self,
+            request: impl tonic::IntoRequest<super::AccountsOfInterestRequest>,
+        ) -> std::result::Result<
+            tonic::Response<tonic::codec::Streaming<super::AccountsOfInterestUpdate>>,
+            tonic::Status,
+        > {
+            self.inner
+                .ready()
+                .await
+                .map_err(|e| {
+                    tonic::Status::unknown(
+                        format!("Service was not ready: {}", e.into()),
+                    )
+                })?;
+            let codec = tonic::codec::ProstCodec::default();
+            let path = http::uri::PathAndQuery::from_static(
+                "/block_engine.BlockEngineRelayer/SubscribeAccountsOfInterest",
+            );
+            let mut req = request.into_request();
+            req.extensions_mut()
+                .insert(
+                    GrpcMethod::new(
+                        "block_engine.BlockEngineRelayer",
+                        "SubscribeAccountsOfInterest",
+                    ),
+                );
+            self.inner.server_streaming(req, path, codec).await
+        }
+        pub async fn subscribe_programs_of_interest(
+            &mut self,
+            request: impl tonic::IntoRequest<super::ProgramsOfInterestRequest>,
+        ) -> std::result::Result<
+            tonic::Response<tonic::codec::Streaming<super::ProgramsOfInterestUpdate>>,
+            tonic::Status,
+        > {
+            self.inner
+                .ready()
+                .await
+                .map_err(|e| {
+                    tonic::Status::unknown(
+                        format!("Service was not ready: {}", e.into()),
+                    )
+                })?;
+            let codec = tonic::codec::ProstCodec::default();
+            let path = http::uri::PathAndQuery::from_static(
+                "/block_engine.BlockEngineRelayer/SubscribeProgramsOfInterest",
+            );
+            let mut req = request.into_request();
+            req.extensions_mut()
+                .insert(
+                    GrpcMethod::new(
+                        "block_engine.BlockEngineRelayer",
+                        "SubscribeProgramsOfInterest",
+                    ),
+                );
+            self.inner.server_streaming(req, path, codec).await
+        }
+        /// Validators can subscribe to packets from the relayer and receive a multiplexed signal that contains a mixture
+        /// of packets and heartbeats.
+        /// NOTE: This is a bi-directional stream due to a bug with how Envoy handles half closed client-side streams.
+        /// The issue is being tracked here: https://github.com/envoyproxy/envoy/issues/22748. In the meantime, the
+        /// server will stream heartbeats to clients at some reasonable cadence.
+        pub async fn start_expiring_packet_stream(
+            &mut self,
+            request: impl tonic::IntoStreamingRequest<Message = super::PacketBatchUpdate>,
+        ) -> std::result::Result<
+            tonic::Response<
+                tonic::codec::Streaming<super::StartExpiringPacketStreamResponse>,
+            >,
+            tonic::Status,
+        > {
+            self.inner
+                .ready()
+                .await
+                .map_err(|e| {
+                    tonic::Status::unknown(
+                        format!("Service was not ready: {}", e.into()),
+                    )
+                })?;
+            let codec = tonic::codec::ProstCodec::default();
+            let path = http::uri::PathAndQuery::from_static(
+                "/block_engine.BlockEngineRelayer/StartExpiringPacketStream",
+            );
+            let mut req = request.into_streaming_request();
+            req.extensions_mut()
+                .insert(
+                    GrpcMethod::new(
+                        "block_engine.BlockEngineRelayer",
+                        "StartExpiringPacketStream",
+                    ),
+                );
+            self.inner.streaming(req, path, codec).await
+        }
+    }
+}

src/swqos/jito_grpc/convert.rs

@@ -11,11 +11,13 @@ use solana_sdk::{
     transaction::VersionedTransaction,
 };
 
-use crate::swqos::jito_grpc::packet::{
-    Meta as ProtoMeta, Packet as ProtoPacket, PacketBatch as ProtoPacketBatch,
-    PacketFlags as ProtoPacketFlags,
+use crate::swqos::jito_grpc::{
+    packet::{
+        Meta as ProtoMeta, Packet as ProtoPacket, PacketBatch as ProtoPacketBatch,
+        PacketFlags as ProtoPacketFlags,
+    },
+    shared::Socket,
 };
-use crate::swqos::jito_grpc::shared::Socket;
 
 /// Converts a Solana packet to a protobuf packet
 /// NOTE: the packet.data() function will filter packets marked for discard

src/swqos/jito_grpc/mod.rs

@@ -1,5 +1,11 @@
+pub mod auth;
+pub mod block;
+pub mod block_engine;
 pub mod bundle;
 pub mod packet;
+pub mod relayer;
 pub mod searcher;
 pub mod shared;
-pub mod convert;
+pub mod shredstream;
+pub mod trace_shred;
+pub mod convert;

src/swqos/jito_grpc/relayer.rs

@@ -0,0 +1,178 @@
+// This file is @generated by prost-build.
+#[derive(Clone, Copy, PartialEq, ::prost::Message)]
+pub struct GetTpuConfigsRequest {}
+#[derive(Clone, PartialEq, ::prost::Message)]
+pub struct GetTpuConfigsResponse {
+    #[prost(message, optional, tag = "1")]
+    pub tpu: ::core::option::Option<super::shared::Socket>,
+    #[prost(message, optional, tag = "2")]
+    pub tpu_forward: ::core::option::Option<super::shared::Socket>,
+}
+#[derive(Clone, Copy, PartialEq, ::prost::Message)]
+pub struct SubscribePacketsRequest {}
+#[derive(Clone, PartialEq, ::prost::Message)]
+pub struct SubscribePacketsResponse {
+    #[prost(message, optional, tag = "1")]
+    pub header: ::core::option::Option<super::shared::Header>,
+    #[prost(oneof = "subscribe_packets_response::Msg", tags = "2, 3")]
+    pub msg: ::core::option::Option<subscribe_packets_response::Msg>,
+}
+/// Nested message and enum types in `SubscribePacketsResponse`.
+pub mod subscribe_packets_response {
+    #[derive(Clone, PartialEq, ::prost::Oneof)]
+    pub enum Msg {
+        #[prost(message, tag = "2")]
+        Heartbeat(super::super::shared::Heartbeat),
+        #[prost(message, tag = "3")]
+        Batch(super::super::packet::PacketBatch),
+    }
+}
+/// Generated client implementations.
+pub mod relayer_client {
+    #![allow(
+        unused_variables,
+        dead_code,
+        missing_docs,
+        clippy::wildcard_imports,
+        clippy::let_unit_value,
+    )]
+    use tonic::codegen::*;
+    use tonic::codegen::http::Uri;
+    /// / Relayers offer a TPU and TPU forward proxy for Solana validators.
+    /// / Validators can connect and fetch the TPU configuration for the relayer and start to advertise the
+    /// / relayer's information in gossip.
+    /// / They can also subscribe to packets which arrived on the TPU ports at the relayer
+    #[derive(Debug, Clone)]
+    pub struct RelayerClient<T> {
+        inner: tonic::client::Grpc<T>,
+    }
+    impl RelayerClient<tonic::transport::Channel> {
+        /// Attempt to create a new client by connecting to a given endpoint.
+        pub async fn connect<D>(dst: D) -> Result<Self, tonic::transport::Error>
+        where
+            D: TryInto<tonic::transport::Endpoint>,
+            D::Error: Into<StdError>,
+        {
+            let conn = tonic::transport::Endpoint::new(dst)?.connect().await?;
+            Ok(Self::new(conn))
+        }
+    }
+    impl<T> RelayerClient<T>
+    where
+        T: tonic::client::GrpcService<tonic::body::BoxBody>,
+        T::Error: Into<StdError>,
+        T::ResponseBody: Body<Data = Bytes> + std::marker::Send + 'static,
+        <T::ResponseBody as Body>::Error: Into<StdError> + std::marker::Send,
+    {
+        pub fn new(inner: T) -> Self {
+            let inner = tonic::client::Grpc::new(inner);
+            Self { inner }
+        }
+        pub fn with_origin(inner: T, origin: Uri) -> Self {
+            let inner = tonic::client::Grpc::with_origin(inner, origin);
+            Self { inner }
+        }
+        pub fn with_interceptor<F>(
+            inner: T,
+            interceptor: F,
+        ) -> RelayerClient<InterceptedService<T, F>>
+        where
+            F: tonic::service::Interceptor,
+            T::ResponseBody: Default,
+            T: tonic::codegen::Service<
+                http::Request<tonic::body::BoxBody>,
+                Response = http::Response<
+                    <T as tonic::client::GrpcService<tonic::body::BoxBody>>::ResponseBody,
+                >,
+            >,
+            <T as tonic::codegen::Service<
+                http::Request<tonic::body::BoxBody>,
+            >>::Error: Into<StdError> + std::marker::Send + std::marker::Sync,
+        {
+            RelayerClient::new(InterceptedService::new(inner, interceptor))
+        }
+        /// Compress requests with the given encoding.
+        ///
+        /// This requires the server to support it otherwise it might respond with an
+        /// error.
+        #[must_use]
+        pub fn send_compressed(mut self, encoding: CompressionEncoding) -> Self {
+            self.inner = self.inner.send_compressed(encoding);
+            self
+        }
+        /// Enable decompressing responses.
+        #[must_use]
+        pub fn accept_compressed(mut self, encoding: CompressionEncoding) -> Self {
+            self.inner = self.inner.accept_compressed(encoding);
+            self
+        }
+        /// Limits the maximum size of a decoded message.
+        ///
+        /// Default: `4MB`
+        #[must_use]
+        pub fn max_decoding_message_size(mut self, limit: usize) -> Self {
+            self.inner = self.inner.max_decoding_message_size(limit);
+            self
+        }
+        /// Limits the maximum size of an encoded message.
+        ///
+        /// Default: `usize::MAX`
+        #[must_use]
+        pub fn max_encoding_message_size(mut self, limit: usize) -> Self {
+            self.inner = self.inner.max_encoding_message_size(limit);
+            self
+        }
+        /// The relayer has TPU and TPU forward sockets that validators can leverage.
+        /// A validator can fetch this config and change its TPU and TPU forward port in gossip.
+        pub async fn get_tpu_configs(
+            &mut self,
+            request: impl tonic::IntoRequest<super::GetTpuConfigsRequest>,
+        ) -> std::result::Result<
+            tonic::Response<super::GetTpuConfigsResponse>,
+            tonic::Status,
+        > {
+            self.inner
+                .ready()
+                .await
+                .map_err(|e| {
+                    tonic::Status::unknown(
+                        format!("Service was not ready: {}", e.into()),
+                    )
+                })?;
+            let codec = tonic::codec::ProstCodec::default();
+            let path = http::uri::PathAndQuery::from_static(
+                "/relayer.Relayer/GetTpuConfigs",
+            );
+            let mut req = request.into_request();
+            req.extensions_mut()
+                .insert(GrpcMethod::new("relayer.Relayer", "GetTpuConfigs"));
+            self.inner.unary(req, path, codec).await
+        }
+        /// Validators can subscribe to packets from the relayer and receive a multiplexed signal that contains a mixture
+        /// of packets and heartbeats
+        pub async fn subscribe_packets(
+            &mut self,
+            request: impl tonic::IntoRequest<super::SubscribePacketsRequest>,
+        ) -> std::result::Result<
+            tonic::Response<tonic::codec::Streaming<super::SubscribePacketsResponse>>,
+            tonic::Status,
+        > {
+            self.inner
+                .ready()
+                .await
+                .map_err(|e| {
+                    tonic::Status::unknown(
+                        format!("Service was not ready: {}", e.into()),
+                    )
+                })?;
+            let codec = tonic::codec::ProstCodec::default();
+            let path = http::uri::PathAndQuery::from_static(
+                "/relayer.Relayer/SubscribePackets",
+            );
+            let mut req = request.into_request();
+            req.extensions_mut()
+                .insert(GrpcMethod::new("relayer.Relayer", "SubscribePackets"));
+            self.inner.server_streaming(req, path, codec).await
+        }
+    }
+}

src/swqos/jito_grpc/shredstream.rs

@@ -0,0 +1,279 @@
+// This file is @generated by prost-build.
+#[derive(Clone, PartialEq, ::prost::Message)]
+pub struct Heartbeat {
+    /// don't trust IP:PORT from tcp header since it can be tampered over the wire
+    /// `socket.ip` must match incoming packet's ip. this prevents spamming an unwitting destination
+    #[prost(message, optional, tag = "1")]
+    pub socket: ::core::option::Option<super::shared::Socket>,
+    /// regions for shredstream proxy to receive shreds from
+    /// list of valid regions: <https://docs.jito.wtf/lowlatencytxnsend/#api>
+    #[prost(string, repeated, tag = "2")]
+    pub regions: ::prost::alloc::vec::Vec<::prost::alloc::string::String>,
+}
+#[derive(Clone, Copy, PartialEq, ::prost::Message)]
+pub struct HeartbeatResponse {
+    /// client must respond within `ttl_ms` to keep stream alive
+    #[prost(uint32, tag = "1")]
+    pub ttl_ms: u32,
+}
+#[derive(Clone, PartialEq, ::prost::Message)]
+pub struct TraceShred {
+    /// source region, one of: <https://docs.jito.wtf/lowlatencytxnsend/#api>
+    #[prost(string, tag = "1")]
+    pub region: ::prost::alloc::string::String,
+    /// timestamp of creation
+    #[prost(message, optional, tag = "2")]
+    pub created_at: ::core::option::Option<::prost_types::Timestamp>,
+    /// monotonically increases, resets upon service restart
+    #[prost(uint32, tag = "3")]
+    pub seq_num: u32,
+}
+/// tbd: we may want to add filters here
+#[derive(Clone, Copy, PartialEq, ::prost::Message)]
+pub struct SubscribeEntriesRequest {}
+#[derive(Clone, PartialEq, ::prost::Message)]
+pub struct Entry {
+    /// the slot that the entry is from
+    #[prost(uint64, tag = "1")]
+    pub slot: u64,
+    /// Serialized bytes of Vec<Entry>: <https://docs.rs/solana-entry/latest/solana_entry/entry/struct.Entry.html>
+    #[prost(bytes = "vec", tag = "2")]
+    pub entries: ::prost::alloc::vec::Vec<u8>,
+}
+/// Generated client implementations.
+pub mod shredstream_client {
+    #![allow(
+        unused_variables,
+        dead_code,
+        missing_docs,
+        clippy::wildcard_imports,
+        clippy::let_unit_value,
+    )]
+    use tonic::codegen::*;
+    use tonic::codegen::http::Uri;
+    #[derive(Debug, Clone)]
+    pub struct ShredstreamClient<T> {
+        inner: tonic::client::Grpc<T>,
+    }
+    impl ShredstreamClient<tonic::transport::Channel> {
+        /// Attempt to create a new client by connecting to a given endpoint.
+        pub async fn connect<D>(dst: D) -> Result<Self, tonic::transport::Error>
+        where
+            D: TryInto<tonic::transport::Endpoint>,
+            D::Error: Into<StdError>,
+        {
+            let conn = tonic::transport::Endpoint::new(dst)?.connect().await?;
+            Ok(Self::new(conn))
+        }
+    }
+    impl<T> ShredstreamClient<T>
+    where
+        T: tonic::client::GrpcService<tonic::body::BoxBody>,
+        T::Error: Into<StdError>,
+        T::ResponseBody: Body<Data = Bytes> + std::marker::Send + 'static,
+        <T::ResponseBody as Body>::Error: Into<StdError> + std::marker::Send,
+    {
+        pub fn new(inner: T) -> Self {
+            let inner = tonic::client::Grpc::new(inner);
+            Self { inner }
+        }
+        pub fn with_origin(inner: T, origin: Uri) -> Self {
+            let inner = tonic::client::Grpc::with_origin(inner, origin);
+            Self { inner }
+        }
+        pub fn with_interceptor<F>(
+            inner: T,
+            interceptor: F,
+        ) -> ShredstreamClient<InterceptedService<T, F>>
+        where
+            F: tonic::service::Interceptor,
+            T::ResponseBody: Default,
+            T: tonic::codegen::Service<
+                http::Request<tonic::body::BoxBody>,
+                Response = http::Response<
+                    <T as tonic::client::GrpcService<tonic::body::BoxBody>>::ResponseBody,
+                >,
+            >,
+            <T as tonic::codegen::Service<
+                http::Request<tonic::body::BoxBody>,
+            >>::Error: Into<StdError> + std::marker::Send + std::marker::Sync,
+        {
+            ShredstreamClient::new(InterceptedService::new(inner, interceptor))
+        }
+        /// Compress requests with the given encoding.
+        ///
+        /// This requires the server to support it otherwise it might respond with an
+        /// error.
+        #[must_use]
+        pub fn send_compressed(mut self, encoding: CompressionEncoding) -> Self {
+            self.inner = self.inner.send_compressed(encoding);
+            self
+        }
+        /// Enable decompressing responses.
+        #[must_use]
+        pub fn accept_compressed(mut self, encoding: CompressionEncoding) -> Self {
+            self.inner = self.inner.accept_compressed(encoding);
+            self
+        }
+        /// Limits the maximum size of a decoded message.
+        ///
+        /// Default: `4MB`
+        #[must_use]
+        pub fn max_decoding_message_size(mut self, limit: usize) -> Self {
+            self.inner = self.inner.max_decoding_message_size(limit);
+            self
+        }
+        /// Limits the maximum size of an encoded message.
+        ///
+        /// Default: `usize::MAX`
+        #[must_use]
+        pub fn max_encoding_message_size(mut self, limit: usize) -> Self {
+            self.inner = self.inner.max_encoding_message_size(limit);
+            self
+        }
+        /// RPC endpoint to send heartbeats to keep shreds flowing
+        pub async fn send_heartbeat(
+            &mut self,
+            request: impl tonic::IntoRequest<super::Heartbeat>,
+        ) -> std::result::Result<
+            tonic::Response<super::HeartbeatResponse>,
+            tonic::Status,
+        > {
+            self.inner
+                .ready()
+                .await
+                .map_err(|e| {
+                    tonic::Status::unknown(
+                        format!("Service was not ready: {}", e.into()),
+                    )
+                })?;
+            let codec = tonic::codec::ProstCodec::default();
+            let path = http::uri::PathAndQuery::from_static(
+                "/shredstream.Shredstream/SendHeartbeat",
+            );
+            let mut req = request.into_request();
+            req.extensions_mut()
+                .insert(GrpcMethod::new("shredstream.Shredstream", "SendHeartbeat"));
+            self.inner.unary(req, path, codec).await
+        }
+    }
+}
+/// Generated client implementations.
+pub mod shredstream_proxy_client {
+    #![allow(
+        unused_variables,
+        dead_code,
+        missing_docs,
+        clippy::wildcard_imports,
+        clippy::let_unit_value,
+    )]
+    use tonic::codegen::*;
+    use tonic::codegen::http::Uri;
+    #[derive(Debug, Clone)]
+    pub struct ShredstreamProxyClient<T> {
+        inner: tonic::client::Grpc<T>,
+    }
+    impl ShredstreamProxyClient<tonic::transport::Channel> {
+        /// Attempt to create a new client by connecting to a given endpoint.
+        pub async fn connect<D>(dst: D) -> Result<Self, tonic::transport::Error>
+        where
+            D: TryInto<tonic::transport::Endpoint>,
+            D::Error: Into<StdError>,
+        {
+            let conn = tonic::transport::Endpoint::new(dst)?.connect().await?;
+            Ok(Self::new(conn))
+        }
+    }
+    impl<T> ShredstreamProxyClient<T>
+    where
+        T: tonic::client::GrpcService<tonic::body::BoxBody>,
+        T::Error: Into<StdError>,
+        T::ResponseBody: Body<Data = Bytes> + std::marker::Send + 'static,
+        <T::ResponseBody as Body>::Error: Into<StdError> + std::marker::Send,
+    {
+        pub fn new(inner: T) -> Self {
+            let inner = tonic::client::Grpc::new(inner);
+            Self { inner }
+        }
+        pub fn with_origin(inner: T, origin: Uri) -> Self {
+            let inner = tonic::client::Grpc::with_origin(inner, origin);
+            Self { inner }
+        }
+        pub fn with_interceptor<F>(
+            inner: T,
+            interceptor: F,
+        ) -> ShredstreamProxyClient<InterceptedService<T, F>>
+        where
+            F: tonic::service::Interceptor,
+            T::ResponseBody: Default,
+            T: tonic::codegen::Service<
+                http::Request<tonic::body::BoxBody>,
+                Response = http::Response<
+                    <T as tonic::client::GrpcService<tonic::body::BoxBody>>::ResponseBody,
+                >,
+            >,
+            <T as tonic::codegen::Service<
+                http::Request<tonic::body::BoxBody>,
+            >>::Error: Into<StdError> + std::marker::Send + std::marker::Sync,
+        {
+            ShredstreamProxyClient::new(InterceptedService::new(inner, interceptor))
+        }
+        /// Compress requests with the given encoding.
+        ///
+        /// This requires the server to support it otherwise it might respond with an
+        /// error.
+        #[must_use]
+        pub fn send_compressed(mut self, encoding: CompressionEncoding) -> Self {
+            self.inner = self.inner.send_compressed(encoding);
+            self
+        }
+        /// Enable decompressing responses.
+        #[must_use]
+        pub fn accept_compressed(mut self, encoding: CompressionEncoding) -> Self {
+            self.inner = self.inner.accept_compressed(encoding);
+            self
+        }
+        /// Limits the maximum size of a decoded message.
+        ///
+        /// Default: `4MB`
+        #[must_use]
+        pub fn max_decoding_message_size(mut self, limit: usize) -> Self {
+            self.inner = self.inner.max_decoding_message_size(limit);
+            self
+        }
+        /// Limits the maximum size of an encoded message.
+        ///
+        /// Default: `usize::MAX`
+        #[must_use]
+        pub fn max_encoding_message_size(mut self, limit: usize) -> Self {
+            self.inner = self.inner.max_encoding_message_size(limit);
+            self
+        }
+        pub async fn subscribe_entries(
+            &mut self,
+            request: impl tonic::IntoRequest<super::SubscribeEntriesRequest>,
+        ) -> std::result::Result<
+            tonic::Response<tonic::codec::Streaming<super::Entry>>,
+            tonic::Status,
+        > {
+            self.inner
+                .ready()
+                .await
+                .map_err(|e| {
+                    tonic::Status::unknown(
+                        format!("Service was not ready: {}", e.into()),
+                    )
+                })?;
+            let codec = tonic::codec::ProstCodec::default();
+            let path = http::uri::PathAndQuery::from_static(
+                "/shredstream.ShredstreamProxy/SubscribeEntries",
+            );
+            let mut req = request.into_request();
+            req.extensions_mut()
+                .insert(
+                    GrpcMethod::new("shredstream.ShredstreamProxy", "SubscribeEntries"),
+                );
+            self.inner.server_streaming(req, path, codec).await
+        }
+    }
+}

src/swqos/jito_grpc/trace_shred.rs

@@ -0,0 +1,13 @@
+// This file is @generated by prost-build.
+#[derive(Clone, PartialEq, ::prost::Message)]
+pub struct TraceShred {
+    /// source region, one of: <https://jito-labs.gitbook.io/mev/systems/connecting/mainnet>
+    #[prost(string, tag = "1")]
+    pub region: ::prost::alloc::string::String,
+    /// timestamp of creation
+    #[prost(message, optional, tag = "2")]
+    pub created_at: ::core::option::Option<::prost_types::Timestamp>,
+    /// monotonically increases, resets upon service restart
+    #[prost(uint32, tag = "3")]
+    pub seq_num: u32,
+}

src/swqos/mod.rs

@@ -1,5 +1,6 @@
 use api::api_client::ApiClient;
-use common::{poll_transaction_confirmation, serialize_smart_transaction_and_encode};
+use common::{poll_transaction_confirmation, serialize_smart_transaction_and_encode, serialize_transaction_and_encode};
+use solana_client::rpc_config::RpcSendTransactionConfig;
 use crate::swqos::jito_grpc::searcher::searcher_service_client::SearcherServiceClient;
 use reqwest::Client;
 use searcher_client::{get_searcher_client_no_auth, send_bundle_with_confirmation};
@@ -9,7 +10,7 @@ use yellowstone_grpc_client::Interceptor;
 use std::{sync::Arc, time::Instant};
 use tokio::sync::{Mutex, RwLock};
 
-use solana_sdk::signature::Signature;
+use solana_sdk::{commitment_config::CommitmentLevel, signature::Signature};
 
 use std::str::FromStr;
 use rustls::crypto::{ring::default_provider, CryptoProvider};
@@ -23,11 +24,11 @@ use anyhow::{anyhow, Result};
 use rand::{rng, seq::{IndexedRandom, IteratorRandom}};
 use solana_sdk::transaction::VersionedTransaction;
 
-use crate::{common::SolanaRpcClient, constants::accounts::{JITO_TIP_ACCOUNTS, NEXTBLOCK_TIP_ACCOUNTS, ZEROSLOT_TIP_ACCOUNTS}};
+use crate::{common::SolanaRpcClient, constants::accounts::{JITO_TIP_ACCOUNTS, NEXTBLOCK_TIP_ACCOUNTS, ZEROSLOT_TIP_ACCOUNTS, NOZOMI_TIP_ACCOUNTS}};
 
+pub mod api;
 pub mod common;
 pub mod searcher_client;
-pub mod api;
 pub mod jito_grpc;
 
 lazy_static::lazy_static! {
@@ -35,20 +36,92 @@ lazy_static::lazy_static! {
 }
 
 #[derive(Debug, Clone, Copy)]
+pub enum TradeType {
+    Create,
+    CreateAndBuy,
+    Buy,
+    Sell,
+}
+
+impl std::fmt::Display for TradeType {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        let s = match self {
+            TradeType::Create => "创建",
+            TradeType::CreateAndBuy => "创建并买入",
+            TradeType::Buy => "买入",
+            TradeType::Sell => "卖出",
+        };
+        write!(f, "{}", s)
+    }
+}
+
+#[derive(Debug, Clone, Copy, PartialEq)]
 pub enum ClientType {
     Jito,
     NextBlock,
     ZeroSlot,
+    Nozomi,
+    Rpc,
 }
 
 pub type FeeClient = dyn FeeClientTrait + Send + Sync + 'static;
 
 #[async_trait::async_trait]
 pub trait FeeClientTrait {
-    async fn send_transaction(&self, transaction: &VersionedTransaction) -> Result<Signature>;
-    async fn send_transactions(&self, transactions: &Vec<VersionedTransaction>) -> Result<Vec<Signature>>;
-    async fn get_tip_account(&self) -> Result<String>;
-    async fn get_client_type(&self) -> ClientType;
+    async fn send_transaction(&self, trade_type: TradeType, transaction: &VersionedTransaction) -> Result<Signature>;
+    async fn send_transactions(&self, trade_type: TradeType, transactions: &Vec<VersionedTransaction>) -> Result<Vec<Signature>>;
+    fn get_tip_account(&self) -> Result<String>;
+    fn get_client_type(&self) -> ClientType;
+}
+
+#[derive(Clone)]
+pub struct SolRpcClient {
+    pub rpc_client: Arc<SolanaRpcClient>,
+}
+
+#[async_trait::async_trait]
+impl FeeClientTrait for SolRpcClient {
+    async fn send_transaction(&self, trade_type: TradeType, transaction: &VersionedTransaction) -> Result<Signature> {
+        let signature = self.rpc_client.send_transaction_with_config(transaction, RpcSendTransactionConfig{
+            skip_preflight: true,
+            preflight_commitment: Some(CommitmentLevel::Processed),
+            encoding: Some(UiTransactionEncoding::Base64),
+            max_retries: Some(3),
+            min_context_slot: Some(0),
+        }).await?;
+
+        let start_time = Instant::now();
+        match poll_transaction_confirmation(&self.rpc_client, signature).await {
+            Ok(_) => (),
+            Err(_) => (),
+        }
+        println!(" rpc{}确认: {:?}", trade_type, start_time.elapsed());
+
+        Ok(signature)
+    }
+
+    async fn send_transactions(&self, trade_type: TradeType, transactions: &Vec<VersionedTransaction>) -> Result<Vec<Signature>> {
+        let mut signatures = Vec::new();
+        for transaction in transactions {
+            let signature = self.send_transaction(trade_type, transaction).await?;
+            signatures.push(signature);
+        }
+        Ok(signatures)
+    }
+
+    fn get_tip_account(&self) -> Result<String> {
+        Ok("".to_string())
+    }
+
+    fn get_client_type(&self) -> ClientType {
+        ClientType::Rpc
+    }
+}
+
+impl SolRpcClient {
+    pub fn new(rpc_client: Arc<SolanaRpcClient>) -> Self {
+        Self { rpc_client }
+    }
 }
 
 pub struct JitoClient {
@@ -58,15 +131,15 @@ pub struct JitoClient {
 
 #[async_trait::async_trait]
 impl FeeClientTrait for JitoClient {
-    async fn send_transaction(&self, transaction: &VersionedTransaction) -> Result<Signature, anyhow::Error> {
-        self.send_bundle_with_confirmation(&vec![transaction.clone()]).await?.first().cloned().ok_or(anyhow!("Failed to send transaction"))
+    async fn send_transaction(&self, trade_type: TradeType, transaction: &VersionedTransaction) -> Result<Signature, anyhow::Error> {
+        self.send_bundle_with_confirmation(trade_type, &vec![transaction.clone()]).await?.first().cloned().ok_or(anyhow!("Failed to send transaction"))
     }
 
-    async fn send_transactions(&self, transactions: &Vec<VersionedTransaction>) -> Result<Vec<Signature>, anyhow::Error> {
-        self.send_bundle_with_confirmation(transactions).await
+    async fn send_transactions(&self, trade_type: TradeType, transactions: &Vec<VersionedTransaction>) -> Result<Vec<Signature>, anyhow::Error> {
+        self.send_bundle_with_confirmation(trade_type, transactions).await
     }
 
-    async fn get_tip_account(&self) -> Result<String, anyhow::Error> {
+    fn get_tip_account(&self) -> Result<String, anyhow::Error> {
         if let Some(acc) = JITO_TIP_ACCOUNTS.iter().choose(&mut rng()) {
             Ok(acc.to_string())
         } else {
@@ -74,7 +147,7 @@ impl FeeClientTrait for JitoClient {
         }
     }
 
-    async fn get_client_type(&self) -> ClientType {
+    fn get_client_type(&self) -> ClientType {
         ClientType::Jito
     }
 }
@@ -88,9 +161,10 @@ impl JitoClient {
     
     pub async fn send_bundle_with_confirmation(
         &self,
+        trade_type: TradeType,
         transactions: &Vec<VersionedTransaction>,
     ) -> Result<Vec<Signature>, anyhow::Error> {
-        send_bundle_with_confirmation(self.rpc_client.clone(), &transactions, self.searcher_client.clone()).await
+        send_bundle_with_confirmation(self.rpc_client.clone(), trade_type, &transactions, self.searcher_client.clone()).await
     }
 
     pub async fn send_bundle_no_wait(
@@ -131,20 +205,20 @@ pub struct NextBlockClient {
 
 #[async_trait::async_trait]
 impl FeeClientTrait for NextBlockClient {
-    async fn send_transaction(&self, transaction: &VersionedTransaction) -> Result<Signature, anyhow::Error> {
-        self.send_transaction(transaction).await
+    async fn send_transaction(&self, trade_type: TradeType, transaction: &VersionedTransaction) -> Result<Signature, anyhow::Error> {
+        self.send_transaction(trade_type, transaction).await
     }
 
-    async fn send_transactions(&self, transactions: &Vec<VersionedTransaction>) -> Result<Vec<Signature>, anyhow::Error> {
-        self.send_transactions(transactions).await
+    async fn send_transactions(&self, trade_type: TradeType, transactions: &Vec<VersionedTransaction>) -> Result<Vec<Signature>, anyhow::Error> {
+        self.send_transactions(trade_type, transactions).await
     }
 
-    async fn get_tip_account(&self) -> Result<String> {
-        let tip_account = self.get_tip_account().await?;
-        Ok(tip_account)
+    fn get_tip_account(&self) -> Result<String> {
+        let tip_account = *NEXTBLOCK_TIP_ACCOUNTS.choose(&mut rand::rng()).or_else(|| NEXTBLOCK_TIP_ACCOUNTS.first()).unwrap();
+        Ok(tip_account.to_string())
     }
 
-    async fn get_client_type(&self) -> ClientType {
+    fn get_client_type(&self) -> ClientType {
         ClientType::NextBlock
     }
 }
@@ -173,7 +247,8 @@ impl NextBlockClient {
         Self { rpc_client: Arc::new(rpc_client), client }
     }
 
-    pub async fn send_transaction(&self, transaction: &VersionedTransaction) -> Result<Signature, anyhow::Error> {
+    pub async fn send_transaction(&self, trade_type: TradeType, transaction: &VersionedTransaction) -> Result<Signature, anyhow::Error> {
+        let start_time = Instant::now();
         let (content, signature) = serialize_smart_transaction_and_encode(transaction, UiTransactionEncoding::Base64).await?;
         
         self.client.clone().post_submit_v2(api::PostSubmitRequest {
@@ -187,19 +262,23 @@ impl NextBlockClient {
             snipe_transaction: Some(true),
         }).await?;
 
-        let timeout: Duration = Duration::from_secs(10);
+        println!(" nextblock{}提交: {:?}", trade_type, start_time.elapsed());
+
         let start_time: Instant = Instant::now();
+        let timeout: Duration = Duration::from_secs(10);
         while Instant::now().duration_since(start_time) < timeout {
             match poll_transaction_confirmation(&self.rpc_client, signature).await {
-                Ok(sig) => return Ok(sig),
+                Ok(_) => break,
                 Err(_) => continue,
             }
         }
 
+        println!(" nextblock{}确认: {:?}", trade_type, start_time.elapsed());
+
         Ok(signature)
     }
 
-    pub async fn send_transactions(&self, transactions: &Vec<VersionedTransaction>) -> Result<Vec<Signature>, anyhow::Error> {
+    pub async fn send_transactions(&self, trade_type: TradeType, transactions: &Vec<VersionedTransaction>) -> Result<Vec<Signature>, anyhow::Error> {
         let mut entries = Vec::new();
         let encoding = UiTransactionEncoding::Base64;
         
@@ -223,24 +302,18 @@ impl NextBlockClient {
             front_running_protection: Some(true),
         }).await?;
 
-        let timeout: Duration = Duration::from_secs(10);
         let start_time: Instant = Instant::now();
-        while Instant::now().duration_since(start_time) < timeout {
-            for signature in signatures.clone() {
-                match poll_transaction_confirmation(&self.rpc_client, signature).await {
-                    Ok(sig) => signatures.push(sig),
-                    Err(_) => continue,
-                }
+        for signature in signatures.clone() {
+            match poll_transaction_confirmation(&self.rpc_client, signature).await {
+                Ok(_) => continue,
+                Err(_) => continue,
             }
         }
 
+        println!(" nextblock{}确认: {:?}", trade_type, start_time.elapsed());
+        
         Ok(signatures)
     }
-
-    async fn get_tip_account(&self) -> Result<String> {
-        let tip_account = *NEXTBLOCK_TIP_ACCOUNTS.choose(&mut rand::rng()).or_else(|| NEXTBLOCK_TIP_ACCOUNTS.first()).unwrap();
-        Ok(tip_account.to_string())
-    }
 }
 
 #[derive(Clone)]
@@ -248,24 +321,25 @@ pub struct ZeroSlotClient {
     pub endpoint: String,
     pub auth_token: String,
     pub rpc_client: Arc<SolanaRpcClient>,
+    pub http_client: Client,
 }
 
 #[async_trait::async_trait]
 impl FeeClientTrait for ZeroSlotClient {
-    async fn send_transaction(&self, transaction: &VersionedTransaction) -> Result<Signature, anyhow::Error> {
-        self.send_transaction(transaction).await
+    async fn send_transaction(&self, trade_type: TradeType, transaction: &VersionedTransaction) -> Result<Signature, anyhow::Error> {
+        self.send_transaction(trade_type, transaction).await
     }
 
-    async fn send_transactions(&self, transactions: &Vec<VersionedTransaction>) -> Result<Vec<Signature>, anyhow::Error> {
-        self.send_transactions(transactions).await
+    async fn send_transactions(&self, trade_type: TradeType, transactions: &Vec<VersionedTransaction>) -> Result<Vec<Signature>, anyhow::Error> {
+        self.send_transactions(trade_type, transactions).await
     }
 
-    async fn get_tip_account(&self) -> Result<String> {
-        let tip_account = self.get_tip_account().await?;
-        Ok(tip_account)
+    fn get_tip_account(&self) -> Result<String> {
+        let tip_account = *ZEROSLOT_TIP_ACCOUNTS.choose(&mut rand::rng()).or_else(|| ZEROSLOT_TIP_ACCOUNTS.first()).unwrap();
+        Ok(tip_account.to_string())
     }
 
-    async fn get_client_type(&self) -> ClientType {
+    fn get_client_type(&self) -> ClientType {
         ClientType::ZeroSlot
     }
 }
@@ -273,63 +347,174 @@ impl FeeClientTrait for ZeroSlotClient {
 impl ZeroSlotClient {
     pub fn new(rpc_url: String, endpoint: String, auth_token: String) -> Self {
         let rpc_client = SolanaRpcClient::new(rpc_url);
-        Self { rpc_client: Arc::new(rpc_client), endpoint, auth_token }
+        let http_client = Client::builder()
+            .pool_idle_timeout(Duration::from_secs(60))
+            .pool_max_idle_per_host(64)
+            .tcp_keepalive(Some(Duration::from_secs(1200)))
+            .http2_keep_alive_interval(Duration::from_secs(15))
+            .timeout(Duration::from_secs(10))
+            .connect_timeout(Duration::from_secs(5))
+            .build()
+            .unwrap();
+        Self { rpc_client: Arc::new(rpc_client), endpoint, auth_token, http_client }
     }
 
-    pub async fn send_transaction(&self, transaction: &VersionedTransaction) -> Result<Signature, anyhow::Error> {
-        let (content, signature) = serialize_smart_transaction_and_encode(transaction, UiTransactionEncoding::Base64).await?;
-        
-        let client = Client::new();
-        let request_body = json!({
+    pub async fn send_transaction(&self, trade_type: TradeType, transaction: &VersionedTransaction) -> Result<Signature, anyhow::Error> {
+        let start_time = Instant::now();
+        let (content, signature) = serialize_transaction_and_encode(transaction, UiTransactionEncoding::Base64).await?;
+        println!(" 交易编码base64: {:?}", start_time.elapsed());
+
+        let request_body = serde_json::to_string(&json!({
             "jsonrpc": "2.0",
             "id": 1,
             "method": "sendTransaction",
             "params": [
                 content,
-                {
-                    "encoding": "base64",
-                    "skipPreflight": true,
-                }
+                { "encoding": "base64", "skipPreflight": true }
             ]
-        });
+        }))?;
 
-        // Send the request
-        let response = client.post(format!("{}/?api-key={}", self.endpoint, self.auth_token))
-            .json(&request_body)
+        let mut url = String::with_capacity(self.endpoint.len() + self.auth_token.len() + 20);
+        url.push_str(&self.endpoint);
+        url.push_str("/?api-key=");
+        url.push_str(&self.auth_token);
+
+        // 4. 直接使用 `text().await?`，避免 `json().await?` 的异步 JSON 解析
+        let response_text = self.http_client.post(&url)
+            .body(request_body) // 直接传字符串，避免 `json()` 开销
+            .header("Content-Type", "application/json") // 显式指定 JSON 头
             .send()
+            .await?
+            .text()
             .await?;
 
-        // Parse the response
-        let response_json: serde_json::Value = response.json().await?;
-        if let Some(result) = response_json.get("result") {
-            println!("Transaction sent successfully: {}", result);
-        } else if let Some(error) = response_json.get("error") {
-            eprintln!("Failed to send transaction: {}", error);
-        }
-
-        let timeout: Duration = Duration::from_secs(10);
-        let start_time: Instant = Instant::now();
-        while Instant::now().duration_since(start_time) < timeout {
-            match poll_transaction_confirmation(&self.rpc_client, signature).await {
-                Ok(sig) => return Ok(sig),
-                Err(_) => continue,
+        // 5. 用 `serde_json::from_str()` 解析 JSON，减少 `.json().await?` 额外等待
+        if let Ok(response_json) = serde_json::from_str::<serde_json::Value>(&response_text) {
+            if response_json.get("result").is_some() {
+                println!(" 0slot{}提交: {:?}", trade_type, start_time.elapsed());
+            } else if let Some(_error) = response_json.get("error") {
+                eprintln!(" 0slot{}提交失败: {:?}", trade_type, _error);
             }
         }
 
+        let start_time: Instant = Instant::now();
+        match poll_transaction_confirmation(&self.rpc_client, signature).await {
+            Ok(_) => (),
+            Err(_) => (),
+        }
+
+        println!(" 0slot{}确认: {:?}", trade_type, start_time.elapsed());
+
         Ok(signature)
     }
 
-    pub async fn send_transactions(&self, transactions: &Vec<VersionedTransaction>) -> Result<Vec<Signature>, anyhow::Error> {
+    pub async fn send_transactions(&self, trade_type: TradeType, transactions: &Vec<VersionedTransaction>) -> Result<Vec<Signature>, anyhow::Error> {
         let mut signatures = Vec::new();
         for transaction in transactions {
-            let signature = self.send_transaction(transaction).await?;
+            let signature = self.send_transaction(trade_type, transaction).await?;
             signatures.push(signature);
         }
         Ok(signatures)
     }
+}
 
-    async fn get_tip_account(&self) -> Result<String> {
-        let tip_account = *ZEROSLOT_TIP_ACCOUNTS.choose(&mut rand::rng()).or_else(|| NEXTBLOCK_TIP_ACCOUNTS.first()).unwrap();
+#[derive(Clone)]
+pub struct NozomiClient {
+    pub rpc_client: Arc<SolanaRpcClient>,
+    pub endpoint: String,
+    pub auth_token: String,
+    pub http_client: Client,
+}
+
+#[async_trait::async_trait]
+impl FeeClientTrait for NozomiClient {
+    async fn send_transaction(&self, trade_type: TradeType, transaction: &VersionedTransaction) -> Result<Signature, anyhow::Error> {
+        self.send_transaction(trade_type, transaction).await
+    }
+
+    async fn send_transactions(&self, trade_type: TradeType, transactions: &Vec<VersionedTransaction>) -> Result<Vec<Signature>, anyhow::Error> {
+        self.send_transactions(trade_type, transactions).await
+    }
+
+    fn get_tip_account(&self) -> Result<String> {
+        let tip_account = *NOZOMI_TIP_ACCOUNTS.choose(&mut rand::rng()).or_else(|| NOZOMI_TIP_ACCOUNTS.first()).unwrap();
         Ok(tip_account.to_string())
     }
+
+    fn get_client_type(&self) -> ClientType {
+        ClientType::Nozomi
+    }
+}
+
+impl NozomiClient {
+    pub fn new(rpc_url: String, endpoint: String, auth_token: String) -> Self {
+        let rpc_client = SolanaRpcClient::new(rpc_url);
+        let http_client = Client::builder()
+            .pool_idle_timeout(Duration::from_secs(60))
+            .pool_max_idle_per_host(64)
+            .tcp_keepalive(Some(Duration::from_secs(1200)))
+            .http2_keep_alive_interval(Duration::from_secs(15))
+            .timeout(Duration::from_secs(10))
+            .connect_timeout(Duration::from_secs(5))
+            .build()
+            .unwrap();
+        Self { rpc_client: Arc::new(rpc_client), endpoint, auth_token, http_client }
+    }
+
+    pub async fn send_transaction(&self, trade_type: TradeType, transaction: &VersionedTransaction) -> Result<Signature, anyhow::Error> {
+        let start_time = Instant::now();
+        let (content, signature) = serialize_transaction_and_encode(transaction, UiTransactionEncoding::Base64).await?;
+        println!(" 交易编码base64: {:?}", start_time.elapsed());
+
+        // 按照 Nozomi 文档要求构建请求体
+        let request_body = serde_json::to_string(&json!({
+            "jsonrpc": "2.0",
+            "id": 1,
+            "method": "sendTransaction",
+            "params": [
+                content,
+                { "encoding": "base64" }
+            ]
+        }))?;
+
+        let mut url = String::with_capacity(self.endpoint.len() + self.auth_token.len() + 20);
+        url.push_str(&self.endpoint);
+        url.push_str("/?c=");
+        url.push_str(&self.auth_token);
+
+        let response_text = self.http_client.post(&url)
+            .body(request_body)
+            .header("Content-Type", "application/json")
+            .send()
+            .await?
+            .text()
+            .await?;
+
+        if let Ok(response_json) = serde_json::from_str::<serde_json::Value>(&response_text) {
+            if response_json.get("result").is_some() {
+                println!(" nozomi{}提交: {:?}", trade_type, start_time.elapsed());
+            } else if let Some(_error) = response_json.get("error") {
+                // eprintln!("nozomi交易提交失败: {:?}", _error);
+            }
+        }
+
+        let start_time: Instant = Instant::now();
+        match poll_transaction_confirmation(&self.rpc_client, signature).await {
+            Ok(_) => (),
+            Err(_) => (),
+        }
+
+        println!(" nozomi{}确认: {:?}", trade_type, start_time.elapsed());
+
+        Ok(signature)
+    }
+
+    pub async fn send_transactions(&self, trade_type: TradeType, transactions: &Vec<VersionedTransaction>) -> Result<Vec<Signature>, anyhow::Error> {
+        let mut signatures = Vec::new();
+        for transaction in transactions {
+            let signature = self.send_transaction(trade_type, transaction).await?;
+            signatures.push(signature);
+        }
+        Ok(signatures)
+    }
 }

src/swqos/searcher_client.rs

@@ -18,12 +18,16 @@ use solana_sdk::{
 };
 use thiserror::Error;
 use tokio::sync::Mutex;
-use tonic::{transport::{self, Channel, Endpoint}, Status};
+use tonic::{
+    transport::{self, Channel, Endpoint}, Status
+};
 use yellowstone_grpc_client::ClientTlsConfig;
 
 use crate::swqos::common::poll_transaction_confirmation;
 use crate::common::SolanaRpcClient;
 
+use super::TradeType;
+
 #[derive(Debug, Error)]
 pub enum BlockEngineConnectionError {
     #[error("transport error {0}")]
@@ -81,21 +85,23 @@ pub async fn subscribe_bundle_results(
 
 pub async fn send_bundle_with_confirmation(
     rpc: Arc<SolanaRpcClient>,
+    trade_type: TradeType,
     transactions: &Vec<VersionedTransaction>,
     searcher_client: Arc<Mutex<SearcherServiceClient<Channel>>>,
 ) -> Result<Vec<Signature>, anyhow::Error> {
-    let mut signatures = send_bundle_no_wait(transactions, searcher_client).await?;
+    let start_time = Instant::now();
+    let signatures = send_bundle_no_wait(transactions, searcher_client).await?;
+    println!(" Jito{}提交: {:?}", trade_type, start_time.elapsed());
 
-    let timeout: Duration = Duration::from_secs(10);
     let start_time: Instant = Instant::now();
-    while Instant::now().duration_since(start_time) < timeout {
-        for signature in signatures.clone() {
-            match poll_transaction_confirmation(&rpc, signature).await {
-                Ok(sig) => signatures.push(sig),
-                Err(_) => continue,
-            }
+    for signature in signatures.clone() {
+        match poll_transaction_confirmation(&rpc, signature).await {
+            Ok(_) => continue,
+            Err(_) => continue,
         }
     }
+    
+    println!(" Jito{}确认: {:?}", trade_type, start_time.elapsed());
 
     Ok(signatures)
 }

src/swqos/token_authenticator.rs

@@ -0,0 +1,167 @@
+use std::{
+    sync::{Arc, RwLock},
+    time::{Duration, SystemTime},
+};
+
+use jito_protos::auth::{
+    auth_service_client::AuthServiceClient, GenerateAuthChallengeRequest,
+    GenerateAuthTokensRequest, RefreshAccessTokenRequest, Role, Token,
+};
+use prost_types::Timestamp;
+use solana_metrics::datapoint_info;
+use solana_sdk::signature::{Keypair, Signer};
+use tokio::{task::JoinHandle, time::sleep};
+use tonic::{service::Interceptor, transport::Channel, Request, Status};
+
+use super::searcher_client::BlockEngineConnectionResult;
+
+const AUTHORIZATION_HEADER: &str = "authorization";
+const BEARER: &str = "Bearer ";
+
+/// Adds the token to each requests' authorization header.
+/// Manages refreshing the token in a separate thread.
+#[derive(Clone)]
+pub struct ClientInterceptor {
+    /// The token added to each request header.
+    bearer_token: Arc<RwLock<String>>,
+}
+
+impl ClientInterceptor {
+    pub async fn new(
+        mut auth_service_client: AuthServiceClient<Channel>,
+        keypair: &Arc<Keypair>,
+        role: Role,
+    ) -> BlockEngineConnectionResult<Self> {
+        let (access_token, refresh_token) =
+            Self::auth(&mut auth_service_client, keypair, role).await?;
+
+        let bearer_token = Arc::new(RwLock::new(access_token.value.clone()));
+
+        let _refresh_token_thread = Self::spawn_token_refresh_thread(
+            auth_service_client,
+            bearer_token.clone(),
+            refresh_token,
+            access_token.expires_at_utc.unwrap(),
+            keypair.clone(),
+            role,
+        );
+
+        Ok(Self { bearer_token })
+    }
+
+    async fn auth(
+        auth_service_client: &mut AuthServiceClient<Channel>,
+        keypair: &Keypair,
+        role: Role,
+    ) -> BlockEngineConnectionResult<(Token, Token)> {
+        let challenge_resp = auth_service_client
+            .generate_auth_challenge(GenerateAuthChallengeRequest {
+                role: role as i32,
+                pubkey: keypair.pubkey().as_ref().to_vec(),
+            })
+            .await?
+            .into_inner();
+        let challenge = format!("{}-{}", keypair.pubkey(), challenge_resp.challenge);
+        let signed_challenge = keypair.sign_message(challenge.as_bytes()).as_ref().to_vec();
+
+        let tokens = auth_service_client
+            .generate_auth_tokens(GenerateAuthTokensRequest {
+                challenge,
+                client_pubkey: keypair.pubkey().as_ref().to_vec(),
+                signed_challenge,
+            })
+            .await?
+            .into_inner();
+
+        Ok((tokens.access_token.unwrap(), tokens.refresh_token.unwrap()))
+    }
+
+    fn spawn_token_refresh_thread(
+        mut auth_service_client: AuthServiceClient<Channel>,
+        bearer_token: Arc<RwLock<String>>,
+        refresh_token: Token,
+        access_token_expiration: Timestamp,
+        keypair: Arc<Keypair>,
+        role: Role,
+    ) -> JoinHandle<BlockEngineConnectionResult<()>> {
+        tokio::spawn(async move {
+            let mut refresh_token = refresh_token;
+            let mut access_token_expiration = access_token_expiration;
+
+            loop {
+                let access_token_ttl = SystemTime::try_from(access_token_expiration.clone())
+                    .unwrap()
+                    .duration_since(SystemTime::now())
+                    .unwrap_or_else(|_| Duration::from_secs(0));
+                let refresh_token_ttl =
+                    SystemTime::try_from(refresh_token.expires_at_utc.as_ref().unwrap().clone())
+                        .unwrap()
+                        .duration_since(SystemTime::now())
+                        .unwrap_or_else(|_| Duration::from_secs(0));
+
+                let does_access_token_expire_soon = access_token_ttl < Duration::from_secs(5 * 60);
+                let does_refresh_token_expire_soon =
+                    refresh_token_ttl < Duration::from_secs(5 * 60);
+
+                match (
+                    does_refresh_token_expire_soon,
+                    does_access_token_expire_soon,
+                ) {
+                    // re-run entire auth workflow is refresh token expiring soon
+                    (true, _) => {
+                        let is_error = {
+                            if let Ok((new_access_token, new_refresh_token)) =
+                                Self::auth(&mut auth_service_client, &keypair, role).await
+                            {
+                                *bearer_token.write().unwrap() = new_access_token.value.clone();
+                                access_token_expiration = new_access_token.expires_at_utc.unwrap();
+                                refresh_token = new_refresh_token;
+                                false
+                            } else {
+                                true
+                            }
+                        };
+                        datapoint_info!("searcher-full-auth", ("is_error", is_error, bool));
+                    }
+                    // re-up the access token if it expires soon
+                    (_, true) => {
+                        let is_error = {
+                            if let Ok(refresh_resp) = auth_service_client
+                                .refresh_access_token(RefreshAccessTokenRequest {
+                                    refresh_token: refresh_token.value.clone(),
+                                })
+                                .await
+                            {
+                                let access_token = refresh_resp.into_inner().access_token.unwrap();
+                                *bearer_token.write().unwrap() = access_token.value.clone();
+                                access_token_expiration = access_token.expires_at_utc.unwrap();
+                                false
+                            } else {
+                                true
+                            }
+                        };
+
+                        datapoint_info!("searcher-refresh-auth", ("is_error", is_error, bool));
+                    }
+                    _ => {
+                        sleep(Duration::from_secs(60)).await;
+                    }
+                }
+            }
+        })
+    }
+}
+
+impl Interceptor for ClientInterceptor {
+    fn call(&mut self, mut request: Request<()>) -> Result<Request<()>, Status> {
+        let l_token = self.bearer_token.read().unwrap();
+        if !l_token.is_empty() {
+            request.metadata_mut().insert(
+                AUTHORIZATION_HEADER,
+                format!("{BEARER}{l_token}").parse().unwrap(),
+            );
+        }
+
+        Ok(request)
+    }
+}