deps: update jsonrpsee 0.2.0 (#285)

* deps: update jsonrpsee 0.2.0

The motivation is to avoid pinning certain alpha versions and to avoid
breaking users builds without having to some `Cargo.lock` updating.

* cargo fmt

* fix tests

* fix a few clippy lints

* cargo fmt

Cargo.toml

@@ -19,9 +19,9 @@ include = ["Cargo.toml", "src/**/*.rs", "README.md", "LICENSE"]
 [features]
 default = ["tokio1"]
 client = ["substrate-subxt-client"]
-# jsonrpsee http client can be configured to use tokio02 or tokio1.
+# jsonrpsee can be configured to use tokio02 or tokio1.
-tokio02 = ["jsonrpsee-http-client/tokio02"]
+tokio02 = ["jsonrpsee-http-client/tokio02", "jsonrpsee-ws-client/tokio02"]
-tokio1 = ["jsonrpsee-http-client/tokio1"]
+tokio1 = ["jsonrpsee-http-client/tokio1", "jsonrpsee-ws-client/tokio1"]
 
 [dependencies]
 async-trait = "0.1.49"
@@ -29,9 +29,10 @@ codec = { package = "parity-scale-codec", version = "2.1", default-features = fa
 dyn-clone = "1.0.4"
 futures = "0.3.13"
 hex = "0.4.3"
-jsonrpsee-proc-macros = "=0.2.0-alpha.6"
+jsonrpsee-proc-macros = "0.2.0"
-jsonrpsee-ws-client = "=0.2.0-alpha.6"
+jsonrpsee-ws-client = { version = "0.2.0", default-features = false }
-jsonrpsee-http-client = { version = "=0.2.0-alpha.6", default-features = false }
+jsonrpsee-http-client = { version = "0.2.0", default-features = false }
+jsonrpsee-types = "0.2.0"
 log = "0.4.14"
 num-traits = { version = "0.2.14", default-features = false }
 serde = { version = "1.0.124", features = ["derive"] }
@@ -56,7 +57,7 @@ pallet-staking = "3.0.0"
 
 [dev-dependencies]
 assert_matches = "1.5.0"
-async-std = { version = "1.9.0", features = ["attributes"] }
+async-std = { version = "1.9.0", features = ["attributes", "tokio1"] }
 env_logger = "0.8.3"
 tempdir = "0.3.7"
 wabt = "0.10.0"

client/Cargo.toml

@@ -15,7 +15,7 @@ keywords = ["parity", "substrate", "blockchain"]
 async-std = "1.8.0"
 futures = { version = "0.3.9", features = ["compat"], package = "futures" }
 futures01 = { package = "futures", version = "0.1.29" }
-jsonrpsee-types = "=0.2.0-alpha.6"
+jsonrpsee-types = "0.2.0"
 log = "0.4.13"
 serde_json = "1.0.61"
 thiserror = "1.0.23"

client/src/lib.rs

@@ -42,7 +42,7 @@ use futures01::sync::mpsc as mpsc01;
 use jsonrpsee_types::{
     v2::{
         error::{
-            JsonRpcErrorAlloc,
+            JsonRpcError,
             JsonRpcErrorCode,
         },
         params::{
@@ -51,15 +51,14 @@ use jsonrpsee_types::{
             SubscriptionId,
             TwoPointZero,
         },
-        parse_request_id,
         request::{
             JsonRpcCallSer,
             JsonRpcInvalidRequest,
             JsonRpcNotificationSer,
         },
         response::{
-            JsonRpcNotifResponse,
             JsonRpcResponse,
+            JsonRpcSubscriptionResponseAlloc,
         },
     },
     DeserializeOwned,
@@ -68,6 +67,7 @@ use jsonrpsee_types::{
     JsonValue,
     RequestMessage,
     Subscription,
+    SubscriptionKind,
     SubscriptionMessage,
 };
 use sc_network::config::TransportConfig;
@@ -94,7 +94,6 @@ use sc_service::{
 };
 use std::{
     collections::HashMap,
-    marker::PhantomData,
     sync::atomic::{
         AtomicU64,
         Ordering,
@@ -211,7 +210,7 @@ impl SubxtClient {
                                     while let Some(Ok(response)) = from_back.next().await
                                     {
                                         let notif = serde_json::from_str::<
-                                            JsonRpcNotifResponse<JsonValue>,
+                                            JsonRpcSubscriptionResponseAlloc<JsonValue>,
                                         >(
                                             &response
                                         )
@@ -241,7 +240,7 @@ impl SubxtClient {
                                     let _ = rpc.rpc_query(&session, &message).await;
                                 }
                             }
-                            FrontToBack::Batch(_) => (),
+                            _ => (),
                         }
                     }
                 })),
@@ -280,7 +279,7 @@ impl SubxtClient {
             .clone()
             .send(FrontToBack::Notification(msg))
             .await
-            .map_err(|e| JsonRpseeError::TransportError(Box::new(e)))
+            .map_err(|e| JsonRpseeError::Transport(Box::new(e)))
     }
 
     /// Send a JSONRPC request.
@@ -306,12 +305,12 @@ impl SubxtClient {
                 send_back: Some(send_back_tx),
             }))
             .await
-            .map_err(|e| JsonRpseeError::TransportError(Box::new(e)))?;
+            .map_err(|e| JsonRpseeError::Transport(Box::new(e)))?;
 
         let json_value = match send_back_rx.await {
             Ok(Ok(v)) => v,
             Ok(Err(err)) => return Err(err),
-            Err(err) => return Err(JsonRpseeError::TransportError(Box::new(err))),
+            Err(err) => return Err(JsonRpseeError::Transport(Box::new(err))),
         };
         serde_json::from_value(json_value).map_err(JsonRpseeError::ParseError)
     }
@@ -351,14 +350,13 @@ impl SubxtClient {
         let (notifs_rx, id) = match send_back_rx.await {
             Ok(Ok(val)) => val,
             Ok(Err(err)) => return Err(err),
-            Err(err) => return Err(JsonRpseeError::TransportError(Box::new(err))),
+            Err(err) => return Err(JsonRpseeError::Transport(Box::new(err))),
         };
-        Ok(Subscription {
+        Ok(Subscription::new(
-            to_back: self.to_back.clone(),
+            self.to_back.clone(),
             notifs_rx,
-            marker: PhantomData,
+            SubscriptionKind::Subscription(id),
-            id,
+        ))
-        })
     }
 }
 
@@ -512,26 +510,25 @@ fn read_jsonrpc_response(
     maybe_msg: Option<String>,
     id: Id,
 ) -> Option<Result<JsonValue, JsonRpseeError>> {
-    let msg = maybe_msg?;
+    let msg: String = maybe_msg?;
-    match serde_json::from_str::<JsonRpcResponse<JsonValue>>(&msg) {
+    // NOTE: `let res` is a workaround because rustc otherwise doesn't compile
-        Ok(rp) => {
+    // `msg` doesn't live long enough.
-            match parse_request_id::<Id>(rp.id) {
+    let res = match serde_json::from_str::<JsonRpcResponse<JsonValue>>(&msg) {
-                Ok(rp_id) if rp_id == id => Some(Ok(rp.result)),
+        Ok(rp) if rp.id == id => Some(Ok(rp.result)),
-                _ => Some(Err(JsonRpseeError::InvalidRequestId)),
+        Ok(_) => Some(Err(JsonRpseeError::InvalidRequestId)),
-            }
-        }
         Err(_) => {
             match serde_json::from_str::<JsonRpcInvalidRequest<'_>>(&msg) {
                 Ok(err) => {
-                    let err = JsonRpcErrorAlloc {
+                    let err = JsonRpcError {
                         jsonrpc: TwoPointZero,
                         error: JsonRpcErrorCode::InvalidRequest.into(),
-                        id: parse_request_id(err.id).ok()?,
+                        id: err.id,
                     };
-                    Some(Err(JsonRpseeError::Request(err)))
+                    Some(Err(JsonRpseeError::Request(err.to_string())))
                 }
                 Err(_) => None,
             }
         }
-    }
+    };
+    res
 }

src/lib.rs

@@ -210,7 +210,7 @@ impl<T: Runtime> ClientBuilder<T> {
             if url.starts_with("ws://") || url.starts_with("wss://") {
                 let client = WsClientBuilder::default()
                     .max_notifs_per_subscription(4096)
-                    .build(&url)
+                    .build(url)
                     .await?;
                 RpcClient::WebSocket(Arc::new(client))
             } else {

src/rpc.rs

@@ -31,19 +31,19 @@ use core::{
     marker::PhantomData,
 };
 use frame_metadata::RuntimeMetadataPrefixed;
-use jsonrpsee_http_client::{
+use jsonrpsee_http_client::HttpClient;
+use jsonrpsee_types::{
     to_json_value,
-    traits::Client,
+    traits::{
+        Client,
+        SubscriptionClient,
+    },
     DeserializeOwned,
     Error as RpcError,
-    HttpClient,
     JsonValue,
-};
-use jsonrpsee_ws_client::{
-    traits::SubscriptionClient,
     Subscription,
-    WsClient,
 };
+use jsonrpsee_ws_client::WsClient;
 use serde::{
     Deserialize,
     Serialize,
@@ -541,7 +541,7 @@ impl<T: Runtime> Rpc<T> {
         }?;
         let mut xt_sub = self.watch_extrinsic(extrinsic).await?;
 
-        while let Some(status) = xt_sub.next().await {
+        while let Ok(Some(status)) = xt_sub.next().await {
             log::info!("received status {:?}", status);
             match status {
                 // ignore in progress extrinsic for now
@@ -604,7 +604,7 @@ impl<T: Runtime> Rpc<T> {
                         ext_hash,
                     ))
                 })?;
-            let mut sub = EventSubscription::new(events_sub, &decoder);
+            let mut sub = EventSubscription::new(events_sub, decoder);
             sub.filter_extrinsic(block_hash, ext_index);
             let mut events = vec![];
             while let Some(event) = sub.next().await {

src/subscription.rs

@@ -14,7 +14,10 @@
 // You should have received a copy of the GNU General Public License
 // along with substrate-subxt.  If not, see <http://www.gnu.org/licenses/>.
 
-use jsonrpsee_ws_client::Subscription;
+use jsonrpsee_types::{
+    DeserializeOwned,
+    Subscription,
+};
 use sp_core::{
     storage::{
         StorageChangeSet,
@@ -176,7 +179,9 @@ impl<T: Runtime> FinalizedEventStorageSubscription<T> {
             if let Some(storage_change) = self.storage_changes.pop_front() {
                 return Some(storage_change)
             }
-            let header: T::Header = self.subscription.next().await?;
+            let header: T::Header =
+                read_subscription_response("HeaderSubscription", &mut self.subscription)
+                    .await?;
             self.storage_changes.extend(
                 self.rpc
                     .query_storage_at(&[self.storage_key.clone()], Some(header.hash()))
@@ -199,8 +204,28 @@ impl<T: Runtime> EventStorageSubscription<T> {
     /// Gets the next change_set from the subscription.
     pub async fn next(&mut self) -> Option<StorageChangeSet<T::Hash>> {
         match self {
-            Self::Imported(event_sub) => event_sub.next().await,
+            Self::Imported(event_sub) => {
+                read_subscription_response("StorageChangeSetSubscription", event_sub)
+                    .await
+            }
             Self::Finalized(event_sub) => event_sub.next().await,
         }
     }
 }
+
+async fn read_subscription_response<T>(
+    sub_name: &str,
+    sub: &mut Subscription<T>,
+) -> Option<T>
+where
+    T: DeserializeOwned,
+{
+    match sub.next().await {
+        Ok(Some(next)) => Some(next),
+        Ok(None) => None,
+        Err(e) => {
+            log::error!("Subscription {} failed: {:?} dropping", sub_name, e);
+            None
+        }
+    }
+}

src/tests/mod.rs

@@ -141,7 +141,7 @@ async fn test_chain_subscribe_blocks() {
     let node_process = test_node_process().await;
     let client = node_process.client();
     let mut blocks = client.subscribe_blocks().await.unwrap();
-    blocks.next().await;
+    blocks.next().await.unwrap();
 }
 
 #[async_std::test]
@@ -149,7 +149,7 @@ async fn test_chain_subscribe_finalized_blocks() {
     let node_process = test_node_process().await;
     let client = node_process.client();
     let mut blocks = client.subscribe_finalized_blocks().await.unwrap();
-    blocks.next().await;
+    blocks.next().await.unwrap();
 }
 
 #[async_std::test]