MAJOR: cut solana-rpc dependency

connector/Cargo.toml

@@ -14,8 +14,12 @@ default = []
 [dependencies]
 jsonrpc-core = { workspace = true }
 jsonrpc-core-client = { workspace = true }
+jsonrpc-derive = "18.0.0"
+jsonrpc-pubsub = "18.0.0"
 
-solana-rpc = { workspace = true }
+# note: avoid solana-rpc dependency
+solana-rpc-client = "1.17"
+solana-rpc-client-api = "1.17"
 solana-client = { workspace = true }
 solana-account-decoder = { workspace = true }
 solana-sdk = { workspace = true }

connector/examples/call_gpa_gma_example.rs

@@ -0,0 +1,32 @@
+#![allow(unused_variables)]
+
+use clap::Parser;
+
+use mango_feeds_connector::snapshot::get_snapshot_gma;
+use solana_sdk::pubkey::Pubkey;
+
+#[derive(Parser, Debug, Clone)]
+#[clap()]
+struct Cli {
+    // e.g. https://mango.devnet.rpcpool.com
+    #[clap(short, long, env)]
+    rpc_url: String,
+
+    // e.g. 4MangoMjqJ2firMokCjjGgoK8d4MXcrgL7XJaL3w6fVg
+    #[clap(short, long, env)]
+    program_account: Pubkey,
+}
+
+#[tokio::main]
+async fn main() -> anyhow::Result<()> {
+    solana_logger::setup_with_default("info");
+
+    let cli = Cli::parse_from(std::env::args_os());
+
+    let rpc_http_url = cli.rpc_url;
+    let program_id = cli.program_account;
+
+    get_snapshot_gma(&rpc_http_url, vec![program_id.to_string()]).await?;
+
+    Ok(())
+}

connector/examples/snapshot_example.rs

@@ -3,7 +3,7 @@
 use clap::Parser;
 
 use jsonrpc_core_client::transports::http;
-use mango_feeds_connector::GetProgramAccountsClient;
+use mango_feeds_connector::solana_rpc_minimal::rpc_accounts_scan::RpcAccountsScanClient;
 use solana_account_decoder::UiAccountEncoding;
 use solana_client::rpc_config::{RpcAccountInfoConfig, RpcProgramAccountsConfig};
 use solana_client::rpc_response::OptionalContext;
@@ -31,7 +31,7 @@ async fn main() -> anyhow::Result<()> {
     let rpc_http_url = cli.rpc_url;
     let program_id = cli.program_account;
 
-    let rpc_client_scan = http::connect::<GetProgramAccountsClient>(&rpc_http_url)
+    let rpc_client_scan = http::connect::<RpcAccountsScanClient>(&rpc_http_url)
         .await
         .unwrap();
 

connector/examples/websocket_example_consumer.rs

@@ -27,10 +27,10 @@ async fn main() -> anyhow::Result<()> {
         grpc_sources: vec![],
         // used for websocket+geyser
         snapshot: SnapshotSourceConfig {
-            rpc_http_url: "http://127.0.0.1:8899".to_string(),
+            rpc_http_url: "http://localhost:18899/".to_string(),
         },
         // used only for websocket
-        rpc_ws_url: "ws://localhost:8900/".to_string(),
+        rpc_ws_url: "ws://localhost:18900/".to_string(),
     };
 
     let filter_config1 = FilterConfig {

connector/src/lib.rs

@@ -3,6 +3,7 @@ pub mod chain_data;
 pub mod grpc_plugin_source;
 pub mod metrics;
 pub mod snapshot;
+pub mod solana_rpc_minimal;
 pub mod websocket_source;
 
 use itertools::Itertools;
@@ -12,8 +13,6 @@ use {
     solana_sdk::{account::Account, pubkey::Pubkey},
 };
 
-pub use solana_rpc::rpc::rpc_accounts_scan::AccountsScanClient as GetProgramAccountsClient;
-
 pub use solana_sdk;
 
 trait AnyhowWrap {

connector/src/snapshot.rs

@@ -5,9 +5,9 @@ use solana_client::{
     rpc_config::{RpcAccountInfoConfig, RpcProgramAccountsConfig},
     rpc_response::{OptionalContext, RpcKeyedAccount},
 };
-use solana_rpc::rpc::rpc_accounts::AccountsDataClient;
 use solana_sdk::{commitment_config::CommitmentConfig, slot_history::Slot};
 
+use crate::solana_rpc_minimal::rpc_accounts_scan::RpcAccountsScanClient;
 use crate::AnyhowWrap;
 
 /// gPA snapshot struct
@@ -27,7 +27,7 @@ pub async fn get_snapshot_gpa(
     rpc_http_url: String,
     program_id: String,
 ) -> anyhow::Result<SnapshotProgramAccounts> {
-    let rpc_client = http::connect::<crate::GetProgramAccountsClient>(&rpc_http_url)
+    let rpc_client = http::connect::<RpcAccountsScanClient>(&rpc_http_url)
         .await
         .map_err_anyhow()?;
 
@@ -66,7 +66,7 @@ pub async fn get_snapshot_gma(
     rpc_http_url: &str,
     ids: Vec<String>,
 ) -> anyhow::Result<SnapshotMultipleAccounts> {
-    let rpc_client = http::connect::<AccountsDataClient>(rpc_http_url)
+    let rpc_client = http::connect::<RpcAccountsScanClient>(rpc_http_url)
         .await
         .map_err_anyhow()?;
 

connector/src/solana_rpc_minimal.rs

@@ -0,0 +1,120 @@
+pub mod rpc_accounts_scan {
+    use jsonrpc_core::Result;
+    use jsonrpc_derive::rpc;
+    use solana_account_decoder::UiAccount;
+    use solana_rpc_client_api::config::{RpcAccountInfoConfig, RpcProgramAccountsConfig};
+    use solana_rpc_client_api::response::{
+        OptionalContext, Response as RpcResponse, RpcKeyedAccount,
+    };
+
+    /// this definition is derived from solana-rpc/rpc.rs
+    /// we want to avoid the heavy dependency to solana-rpc
+    /// the crate solana-rpc-client provides some client methods but do not expose the ```Context```we need
+    ///
+    #[rpc]
+    pub trait RpcAccountsScan {
+        type Metadata;
+
+        #[rpc(meta, name = "getProgramAccounts")]
+        fn get_program_accounts(
+            &self,
+            meta: Self::Metadata,
+            program_id_str: String,
+            config: Option<RpcProgramAccountsConfig>,
+        ) -> Result<OptionalContext<Vec<RpcKeyedAccount>>>;
+
+        #[rpc(meta, name = "getMultipleAccounts")]
+        fn get_multiple_accounts(
+            &self,
+            meta: Self::Metadata,
+            pubkey_strs: Vec<String>,
+            config: Option<RpcAccountInfoConfig>,
+        ) -> Result<RpcResponse<Vec<Option<UiAccount>>>>;
+    }
+}
+
+pub mod rpc_pubsub {
+    use jsonrpc_core::Result;
+    use jsonrpc_derive::rpc;
+    use jsonrpc_pubsub::typed::Subscriber;
+    use jsonrpc_pubsub::SubscriptionId as PubSubSubscriptionId;
+    use solana_account_decoder::UiAccount;
+    use solana_rpc_client_api::config::{RpcAccountInfoConfig, RpcProgramAccountsConfig};
+    use solana_rpc_client_api::response::{Response as RpcResponse, RpcKeyedAccount, SlotUpdate};
+    use std::sync::Arc;
+
+    #[rpc]
+    pub trait RpcSolPubSub {
+        type Metadata;
+
+        #[pubsub(
+            subscription = "accountNotification",
+            subscribe,
+            name = "accountSubscribe"
+        )]
+        fn account_subscribe(
+            &self,
+            meta: Self::Metadata,
+            subscriber: Subscriber<RpcResponse<UiAccount>>,
+            pubkey_str: String,
+            config: Option<RpcAccountInfoConfig>,
+        );
+
+        #[pubsub(
+            subscription = "accountNotification",
+            unsubscribe,
+            name = "accountUnsubscribe"
+        )]
+        fn account_unsubscribe(
+            &self,
+            meta: Option<Self::Metadata>,
+            id: PubSubSubscriptionId,
+        ) -> Result<bool>;
+
+        #[pubsub(
+            subscription = "programNotification",
+            subscribe,
+            name = "programSubscribe"
+        )]
+        fn program_subscribe(
+            &self,
+            meta: Self::Metadata,
+            subscriber: Subscriber<RpcResponse<RpcKeyedAccount>>,
+            pubkey_str: String,
+            config: Option<RpcProgramAccountsConfig>,
+        );
+
+        #[pubsub(
+            subscription = "programNotification",
+            unsubscribe,
+            name = "programUnsubscribe"
+        )]
+        fn program_unsubscribe(
+            &self,
+            meta: Option<Self::Metadata>,
+            id: PubSubSubscriptionId,
+        ) -> Result<bool>;
+
+        #[pubsub(
+            subscription = "slotsUpdatesNotification",
+            subscribe,
+            name = "slotsUpdatesSubscribe"
+        )]
+        fn slots_updates_subscribe(
+            &self,
+            meta: Self::Metadata,
+            subscriber: Subscriber<Arc<SlotUpdate>>,
+        );
+
+        #[pubsub(
+            subscription = "slotsUpdatesNotification",
+            unsubscribe,
+            name = "slotsUpdatesUnsubscribe"
+        )]
+        fn slots_updates_unsubscribe(
+            &self,
+            meta: Option<Self::Metadata>,
+            id: PubSubSubscriptionId,
+        ) -> Result<bool>;
+    }
+}

connector/src/websocket_source.rs

@@ -6,7 +6,6 @@ use solana_client::{
     rpc_config::{RpcAccountInfoConfig, RpcProgramAccountsConfig},
     rpc_response::{Response, RpcKeyedAccount},
 };
-use solana_rpc::rpc_pubsub::RpcSolPubSubClient;
 use solana_sdk::{
     account::Account, commitment_config::CommitmentConfig, pubkey::Pubkey, slot_history::Slot,
 };
@@ -25,6 +24,7 @@ use tokio::time::timeout;
 use crate::snapshot::{
     get_snapshot_gma, get_snapshot_gpa, SnapshotMultipleAccounts, SnapshotProgramAccounts,
 };
+use crate::solana_rpc_minimal::rpc_pubsub::RpcSolPubSubClient;
 use crate::{
     chain_data::SlotStatus, AccountWrite, AnyhowWrap, EntityFilter, FeedMetadata, FilterConfig,
     SlotUpdate, SourceConfig,