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#![warn(missing_docs)]
#![warn(unused_extern_crates)]
mod params;
mod arg_enums;
mod error;
mod runtime;
mod commands;
pub use sc_service::config::VersionInfo;
use std::io::Write;
use regex::Regex;
use structopt::{StructOpt, clap::{self, AppSettings}};
pub use structopt;
pub use params::*;
pub use commands::*;
pub use arg_enums::*;
pub use error::*;
use log::info;
use lazy_static::lazy_static;
pub use crate::runtime::{run_until_exit, run_service_until_exit};
pub fn from_args<T>(version: &VersionInfo) -> T
where
T: StructOpt + Sized,
{
from_iter::<T, _>(&mut std::env::args_os(), version)
}
pub fn from_iter<T, I>(iter: I, version: &VersionInfo) -> T
where
T: StructOpt + Sized,
I: IntoIterator,
I::Item: Into<std::ffi::OsString> + Clone,
{
let app = T::clap();
let mut full_version = sc_service::config::full_version_from_strs(
version.version,
version.commit
);
full_version.push_str("\n");
let app = app
.name(version.executable_name)
.author(version.author)
.about(version.description)
.version(full_version.as_str())
.settings(&[
AppSettings::GlobalVersion,
AppSettings::ArgsNegateSubcommands,
AppSettings::SubcommandsNegateReqs,
]);
T::from_clap(&app.get_matches_from(iter))
}
pub fn try_from_iter<T, I>(iter: I, version: &VersionInfo) -> clap::Result<T>
where
T: StructOpt + Sized,
I: IntoIterator,
I::Item: Into<std::ffi::OsString> + Clone,
{
let app = T::clap();
let mut full_version = sc_service::config::full_version_from_strs(
version.version,
version.commit,
);
full_version.push_str("\n");
let app = app
.name(version.executable_name)
.author(version.author)
.about(version.description)
.version(full_version.as_str());
let matches = app.get_matches_from_safe(iter)?;
Ok(T::from_clap(&matches))
}
pub fn init(logger_pattern: &str, version: &VersionInfo) -> error::Result<()> {
let full_version = sc_service::config::full_version_from_strs(
version.version,
version.commit
);
sp_panic_handler::set(version.support_url, &full_version);
fdlimit::raise_fd_limit();
init_logger(logger_pattern);
Ok(())
}
pub fn init_logger(pattern: &str) {
use ansi_term::Colour;
let mut builder = env_logger::Builder::new();
builder.filter(Some("ws"), log::LevelFilter::Off);
builder.filter(Some("hyper"), log::LevelFilter::Warn);
builder.filter(Some("cranelift_wasm"), log::LevelFilter::Warn);
builder.filter(Some("sc_tracing"), log::LevelFilter::Info);
builder.filter(None, log::LevelFilter::Info);
if let Ok(lvl) = std::env::var("RUST_LOG") {
builder.parse_filters(&lvl);
}
builder.parse_filters(pattern);
let isatty = atty::is(atty::Stream::Stderr);
let enable_color = isatty;
builder.format(move |buf, record| {
let now = time::now();
let timestamp =
time::strftime("%Y-%m-%d %H:%M:%S", &now)
.expect("Error formatting log timestamp");
let mut output = if log::max_level() <= log::LevelFilter::Info {
format!("{} {}", Colour::Black.bold().paint(timestamp), record.args())
} else {
let name = ::std::thread::current()
.name()
.map_or_else(Default::default, |x| format!("{}", Colour::Blue.bold().paint(x)));
let millis = (now.tm_nsec as f32 / 1000000.0).round() as usize;
let timestamp = format!("{}.{:03}", timestamp, millis);
format!(
"{} {} {} {} {}",
Colour::Black.bold().paint(timestamp),
name,
record.level(),
record.target(),
record.args()
)
};
if !isatty && record.level() <= log::Level::Info && atty::is(atty::Stream::Stdout) {
println!("{}", output);
}
if !enable_color {
output = kill_color(output.as_ref());
}
writeln!(buf, "{}", output)
});
if builder.try_init().is_err() {
info!("Not registering Substrate logger, as there is already a global logger registered!");
}
}
fn kill_color(s: &str) -> String {
lazy_static! {
static ref RE: Regex = Regex::new("\x1b\\[[^m]+m").expect("Error initializing color regex");
}
RE.replace_all(s, "").to_string()
}