mirror of
https://github.com/pezkuwichain/pezkuwi-subxt.git
synced 2026-05-07 21:18:01 +00:00
Bastian Köcher
e3e651f72c
* Happy new year Updates the copyright years and fixes wrong license headers. * Fix the template * Split HEADER into HEADER-APACHE & HEADER-GPL
76 lines
2.2 KiB
Rust
76 lines
2.2 KiB
Rust
// This file is part of Substrate.
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// Copyright (C) 2020-2021 Parity Technologies (UK) Ltd.
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// SPDX-License-Identifier: Apache-2.0
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//! Implementation of the `inspect-node-key` subcommand
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use crate::{Error, NetworkSchemeFlag};
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use std::fs;
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use libp2p::identity::{PublicKey, ed25519};
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use std::path::PathBuf;
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use structopt::StructOpt;
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/// The `inspect-node-key` command
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#[derive(Debug, StructOpt)]
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#[structopt(
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name = "inspect-node-key",
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about = "Print the peer ID corresponding to the node key in the given file."
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)]
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pub struct InspectNodeKeyCmd {
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/// Name of file to read the secret key from.
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#[structopt(long)]
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file: PathBuf,
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#[allow(missing_docs)]
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#[structopt(flatten)]
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pub network_scheme: NetworkSchemeFlag,
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}
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impl InspectNodeKeyCmd {
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/// runs the command
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pub fn run(&self) -> Result<(), Error> {
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let mut file_content = hex::decode(fs::read(&self.file)?)
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.map_err(|_| "failed to decode secret as hex")?;
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let secret = ed25519::SecretKey::from_bytes(&mut file_content)
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.map_err(|_| "Bad node key file")?;
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let keypair = ed25519::Keypair::from(secret);
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let peer_id = PublicKey::Ed25519(keypair.public()).into_peer_id();
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println!("{}", peer_id);
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Ok(())
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}
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}
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#[cfg(test)]
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mod tests {
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use super::*;
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use super::super::GenerateNodeKeyCmd;
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#[test]
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fn inspect_node_key() {
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let path = tempfile::tempdir().unwrap().into_path().join("node-id").into_os_string();
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let path = path.to_str().unwrap();
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let cmd = GenerateNodeKeyCmd::from_iter(&["generate-node-key", "--file", path.clone()]);
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assert!(cmd.run().is_ok());
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let cmd = InspectNodeKeyCmd::from_iter(&["inspect-node-key", "--file", path]);
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assert!(cmd.run().is_ok());
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}
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}
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