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lwshang
648c8cb8cf
* Print non-output messages to stderr in subkey * Update bin/utils/subkey/src/main.rs Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>
50 lines
1.4 KiB
Rust
50 lines
1.4 KiB
Rust
// Copyright 2019-2020 Parity Technologies (UK) Ltd.
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// This file is part of Substrate.
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// Substrate is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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// Substrate is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with Substrate. If not, see <http://www.gnu.org/licenses/>.
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//! Helper to run commands against current node RPC
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use futures::Future;
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use hyper::rt;
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use node_primitives::Hash;
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use sc_rpc::author::AuthorClient;
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use jsonrpc_core_client::transports::http;
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use sp_core::Bytes;
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pub struct RpcClient { url: String }
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impl RpcClient {
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pub fn new(url: String) -> Self { Self { url } }
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pub fn insert_key(
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&self,
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key_type: String,
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suri: String,
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public: Bytes,
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) {
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let url = self.url.clone();
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rt::run(
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http::connect(&url)
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.and_then(|client: AuthorClient<Hash, Hash>| {
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client.insert_key(key_type, suri, public).map(|_| ())
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})
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.map_err(|e| {
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eprintln!("Error inserting key: {:?}", e);
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})
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);
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}
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}
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