mirror of
https://github.com/pezkuwichain/pezkuwi-subxt.git
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Bastian Köcher
7b56ab15b4
* Run cargo fmt on the whole code base * Second run * Add CI check * Fix compilation * More unnecessary braces * Handle weights * Use --all * Use correct attributes... * Fix UI tests * AHHHHHHHHH * 🤦 * Docs * Fix compilation * 🤷 * Please stop * 🤦 x 2 * More * make rustfmt.toml consistent with polkadot Co-authored-by: André Silva <andrerfosilva@gmail.com>
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 `generate-node-key` subcommand
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use crate::Error;
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use libp2p::identity::{ed25519 as libp2p_ed25519, PublicKey};
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use std::{fs, path::PathBuf};
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use structopt::StructOpt;
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/// The `generate-node-key` command
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#[derive(Debug, StructOpt)]
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#[structopt(
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name = "generate-node-key",
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about = "Generate a random node libp2p key, save it to \
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file or print it to stdout and print its peer ID to stderr"
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)]
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pub struct GenerateNodeKeyCmd {
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/// Name of file to save secret key to.
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///
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/// If not given, the secret key is printed to stdout.
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#[structopt(long)]
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file: Option<PathBuf>,
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}
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impl GenerateNodeKeyCmd {
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/// Run the command
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pub fn run(&self) -> Result<(), Error> {
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let keypair = libp2p_ed25519::Keypair::generate();
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let secret = keypair.secret();
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let peer_id = PublicKey::Ed25519(keypair.public()).into_peer_id();
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let secret_hex = hex::encode(secret.as_ref());
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match &self.file {
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Some(file) => fs::write(file, secret_hex)?,
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None => print!("{}", secret_hex),
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}
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eprintln!("{}", 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 std::io::Read;
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use tempfile::Builder;
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#[test]
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fn generate_node_key() {
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let mut file = Builder::new().prefix("keyfile").tempfile().unwrap();
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let file_path = file.path().display().to_string();
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let generate = GenerateNodeKeyCmd::from_iter(&["generate-node-key", "--file", &file_path]);
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assert!(generate.run().is_ok());
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let mut buf = String::new();
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assert!(file.read_to_string(&mut buf).is_ok());
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assert!(hex::decode(buf).is_ok());
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}
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}
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