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Introduce RPC Worker (#1462)

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* Extract json-rpc-client and introduce worker

* Initial rpc worker

* Add error handling

* Use bounded channels for listeners

* Improve naming and clean up

* Use tracing channels

* Improve code readability

* Decrease channel size limit

* Remove unused dependency

* Fix docs

* RPC -> Rpc

* Start worker in initialization method

* Print error in case a distribution channel is full

* Fix docs

* Make `RpcStreamWorker` private

Co-authored-by: Davide Galassi <davxy@datawok.net>

* Use tokio channels and add TODO item

* Remove `Option` from `to_worker_channel`

Co-authored-by: Davide Galassi <davxy@datawok.net>
This commit is contained in:
Sebastian Kunert
2022-08-01 12:08:57 +02:00
committed by GitHub
parent 46eb9797b4
commit b6a2a38c91
8 changed files with 503 additions and 302 deletions
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client/relay-chain-interface/src/lib.rs
+5 -3
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@@ -29,7 +29,7 @@ use sc_client_api::StorageProof;
use futures::Stream;
use async_trait::async_trait;
use jsonrpsee_core::Error as JsonRPSeeError;
use jsonrpsee_core::Error as JsonRpcError;
use parity_scale_codec::Error as CodecError;
use sp_api::ApiError;
use sp_state_machine::StorageValue;
@@ -51,9 +51,11 @@ pub enum RelayChainError {
#[error("State machine error occured: {0}")]
StateMachineError(Box<dyn sp_state_machine::Error>),
#[error("Unable to call RPC method '{0}' due to error: {1}")]
RPCCallError(String, JsonRPSeeError),
RpcCallError(String, JsonRpcError),
#[error("RPC Error: '{0}'")]
JsonRPCError(#[from] JsonRPSeeError),
JsonRpcError(#[from] JsonRpcError),
#[error("Unable to reach RpcStreamWorker: {0}")]
WorkerCommunicationError(String),
#[error("Scale codec deserialization error: {0}")]
DeserializationError(CodecError),
#[error("Scale codec deserialization error: {0}")]