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Remove the RPC client example (#10217)

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* Remove the RPC client example

Might be slightly contentious but I think we want to migrate this example to `subxt` and redirect the community to use that for things like this.

* Remove rpc-client example code from workspace
This commit is contained in:
David
2021-11-08 22:06:53 +01:00
committed by GitHub
parent 24ee605dcf
commit 3c624174ff
4 changed files with 0 additions and 95 deletions
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substrate/bin/node/rpc-client/Cargo.toml
-20
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@@ -1,20 +0,0 @@
[package]
name = "node-rpc-client"
version = "2.0.0"
authors = ["Parity Technologies <admin@parity.io>"]
edition = "2021"
license = "Apache-2.0"
homepage = "https://substrate.io"
repository = "https://github.com/paritytech/substrate/"
[package.metadata.docs.rs]
targets = ["x86_64-unknown-linux-gnu"]
[dependencies]
futures = "0.3.16"
jsonrpc-core-client = { version = "18.0.0", default-features = false, features = [
"http",
] }
node-primitives = { version = "2.0.0", path = "../primitives" }
sp-tracing = { version = "4.0.0-dev", path = "../../../primitives/tracing" }
sc-rpc = { version = "4.0.0-dev", path = "../../../client/rpc" }
substrate/bin/node/rpc-client/src/main.rs
-63
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@@ -1,63 +0,0 @@
// This file is part of Substrate.
// Copyright (C) 2019-2021 Parity Technologies (UK) Ltd.
// SPDX-License-Identifier: Apache-2.0
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#![warn(missing_docs)]
//! Example substrate RPC client code.
//!
//! This module shows how you can write a Rust RPC client that connects to a running
//! substrate node and use statically typed RPC wrappers.
use futures::{Future, TryFutureExt};
use jsonrpc_core_client::{transports::http, RpcError};
use node_primitives::Hash;
use sc_rpc::author::{hash::ExtrinsicOrHash, AuthorClient};
fn main() -> Result<(), RpcError> {
sp_tracing::try_init_simple();
futures::executor::block_on(async {
let uri = "http://localhost:9933";
http::connect(uri)
.and_then(|client: AuthorClient<Hash, Hash>| remove_all_extrinsics(client))
.await
})
}
/// Remove all pending extrinsics from the node.
///
/// The example code takes `AuthorClient` and first:
/// 1. Calls the `pending_extrinsics` method to get all extrinsics in the pool.
/// 2. Then calls `remove_extrinsic` passing the obtained raw extrinsics.
///
/// As the result of running the code the entire content of the transaction pool is going
/// to be removed and the extrinsics are going to be temporarily banned.
fn remove_all_extrinsics(
client: AuthorClient<Hash, Hash>,
) -> impl Future<Output = Result<(), RpcError>> {
client
.pending_extrinsics()
.and_then(move |pending| {
client.remove_extrinsic(
pending.into_iter().map(|tx| ExtrinsicOrHash::Extrinsic(tx.into())).collect(),
)
})
.map_ok(|removed| {
println!("Removed extrinsics: {:?}", removed);
})
}