8d0cff3599
* dapps port * rpc port * signer port * different instance as possible cause * network port
119 lines
3.7 KiB
Rust
119 lines
3.7 KiB
Rust
// Copyright 2015, 2016 Ethcore (UK) Ltd.
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// This file is part of Parity.
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// Parity 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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// Parity 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 Parity. If not, see <http://www.gnu.org/licenses/>.
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use std::io;
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use std::sync::Arc;
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use std::path::PathBuf;
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use ansi_term::Colour;
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use io::{ForwardPanic, PanicHandler};
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use util::path::restrict_permissions_owner;
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use rpc_apis;
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use ethcore_signer as signer;
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use helpers::replace_home;
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pub use ethcore_signer::Server as SignerServer;
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const CODES_FILENAME: &'static str = "authcodes";
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#[derive(Debug, PartialEq)]
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pub struct Configuration {
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pub enabled: bool,
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pub port: u16,
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pub interface: String,
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pub signer_path: String,
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pub skip_origin_validation: bool,
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}
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impl Default for Configuration {
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fn default() -> Self {
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Configuration {
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enabled: true,
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port: 8180,
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interface: "127.0.0.1".into(),
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signer_path: replace_home("$HOME/.parity/signer"),
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skip_origin_validation: false,
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}
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}
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}
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pub struct Dependencies {
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pub panic_handler: Arc<PanicHandler>,
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pub apis: Arc<rpc_apis::Dependencies>,
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}
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pub fn start(conf: Configuration, deps: Dependencies) -> Result<Option<SignerServer>, String> {
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if !conf.enabled {
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Ok(None)
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} else {
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Ok(Some(try!(do_start(conf, deps))))
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}
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}
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fn codes_path(path: String) -> PathBuf {
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let mut p = PathBuf::from(path);
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p.push(CODES_FILENAME);
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let _ = restrict_permissions_owner(&p);
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p
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}
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pub fn new_token(path: String) -> Result<String, String> {
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generate_new_token(path)
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.map(|code| format!("This key code will authorise your System Signer UI: {}", Colour::White.bold().paint(code)))
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.map_err(|err| format!("Error generating token: {:?}", err))
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}
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pub fn generate_new_token(path: String) -> io::Result<String> {
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let path = codes_path(path);
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let mut codes = try!(signer::AuthCodes::from_file(&path));
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let code = try!(codes.generate_new());
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try!(codes.to_file(&path));
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trace!("New key code created: {}", Colour::White.bold().paint(&code[..]));
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Ok(code)
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}
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fn do_start(conf: Configuration, deps: Dependencies) -> Result<SignerServer, String> {
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let addr = try!(format!("{}:{}", conf.interface, conf.port)
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.parse()
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.map_err(|_| format!("Invalid port specified: {}", conf.port)));
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let start_result = {
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let server = signer::ServerBuilder::new(
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deps.apis.signer_service.queue(),
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codes_path(conf.signer_path),
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);
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if conf.skip_origin_validation {
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warn!("{}", Colour::Red.bold().paint("*** INSECURE *** Running Trusted Signer with no origin validation."));
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info!("If you do not intend this, exit now.");
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}
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let server = server.skip_origin_validation(conf.skip_origin_validation);
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let server = rpc_apis::setup_rpc(server, deps.apis, rpc_apis::ApiSet::SafeContext);
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server.start(addr)
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};
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match start_result {
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Err(signer::ServerError::IoError(err)) => match err.kind() {
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io::ErrorKind::AddrInUse => Err(format!("Trusted Signer address {} is already in use, make sure that another instance of an Ethereum client is not running or change the address using the --signer-port and --signer-interface options.", addr)),
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_ => Err(format!("Trusted Signer io error: {}", err)),
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},
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Err(e) => Err(format!("Trusted Signer Error: {:?}", e)),
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Ok(server) => {
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deps.panic_handler.forward_from(&server);
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Ok(server)
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},
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}
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}
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