3ff1ca81f4
* Getting rid of old dapps * Updating proxypac and allowing home.parity on signer * CORS support for API * Fixing CORS - origin is sent with protocol * Fixing signer with proxy * Fixing grumbles * Fix expect msg [ci:skip]
146 lines
3.9 KiB
Rust
146 lines
3.9 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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//! Logger for parity executables
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extern crate ethcore_util as util;
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#[macro_use]
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extern crate log as rlog;
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extern crate isatty;
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extern crate regex;
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extern crate env_logger;
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extern crate time;
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#[macro_use]
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extern crate lazy_static;
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use std::{env, thread};
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use std::sync::Arc;
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use std::fs::File;
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use std::io::Write;
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use isatty::{stderr_isatty, stdout_isatty};
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use env_logger::LogBuilder;
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use regex::Regex;
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use util::RotatingLogger;
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use util::log::Colour;
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#[derive(Debug, PartialEq)]
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pub struct Config {
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pub mode: Option<String>,
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pub color: bool,
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pub file: Option<String>,
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}
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impl Default for Config {
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fn default() -> Self {
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Config {
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mode: None,
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color: !cfg!(windows),
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file: None,
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}
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}
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}
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/// Sets up the logger
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pub fn setup_log(config: &Config) -> Result<Arc<RotatingLogger>, String> {
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use rlog::*;
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let mut levels = String::new();
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let mut builder = LogBuilder::new();
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// Disable ws info logging by default.
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builder.filter(Some("ws"), LogLevelFilter::Warn);
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// Disable rustls info logging by default.
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builder.filter(Some("rustls"), LogLevelFilter::Warn);
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builder.filter(None, LogLevelFilter::Info);
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if let Ok(lvl) = env::var("RUST_LOG") {
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levels.push_str(&lvl);
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levels.push_str(",");
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builder.parse(&lvl);
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}
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if let Some(ref s) = config.mode {
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levels.push_str(s);
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builder.parse(s);
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}
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let isatty = stderr_isatty();
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let enable_color = config.color && isatty;
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let logs = Arc::new(RotatingLogger::new(levels));
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let logger = logs.clone();
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let maybe_file = match config.file.as_ref() {
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Some(f) => Some(try!(File::create(f).map_err(|_| format!("Cannot write to log file given: {}", f)))),
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None => None,
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};
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let format = move |record: &LogRecord| {
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let timestamp = time::strftime("%Y-%m-%d %H:%M:%S %Z", &time::now()).unwrap();
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let with_color = if max_log_level() <= LogLevelFilter::Info {
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format!("{} {}", Colour::Black.bold().paint(timestamp), record.args())
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} else {
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let name = thread::current().name().map_or_else(Default::default, |x| format!("{}", Colour::Blue.bold().paint(x)));
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format!("{} {} {} {} {}", Colour::Black.bold().paint(timestamp), name, record.level(), record.target(), record.args())
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};
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let removed_color = kill_color(with_color.as_ref());
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let ret = match enable_color {
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true => with_color,
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false => removed_color.clone(),
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};
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if let Some(mut file) = maybe_file.as_ref() {
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// ignore errors - there's nothing we can do
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let _ = file.write_all(removed_color.as_bytes());
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let _ = file.write_all(b"\n");
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}
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logger.append(removed_color);
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if !isatty && record.level() <= LogLevel::Info && stdout_isatty() {
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// duplicate INFO/WARN output to console
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println!("{}", ret);
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}
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ret
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};
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builder.format(format);
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builder.init().expect("Logger initialized only once.");
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Ok(logs)
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}
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fn kill_color(s: &str) -> String {
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lazy_static! {
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static ref RE: Regex = Regex::new("\x1b\\[[^m]+m").unwrap();
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}
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RE.replace_all(s, "")
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}
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#[test]
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fn should_remove_colour() {
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let before = "test";
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let after = kill_color(&Colour::Red.bold().paint(before));
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assert_eq!(after, "test");
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}
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#[test]
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fn should_remove_multiple_colour() {
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let t = format!("{} {}", Colour::Red.bold().paint("test"), Colour::White.normal().paint("again"));
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let after = kill_color(&t);
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assert_eq!(after, "test again");
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}
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