92 lines
2.9 KiB
Rust
92 lines
2.9 KiB
Rust
#![allow(clippy::integer_arithmetic)]
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pub use solana_core::test_validator;
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use {
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console::style,
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indicatif::{ProgressBar, ProgressDrawTarget, ProgressStyle},
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log::*,
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std::{env, process::exit, thread::JoinHandle},
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};
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pub mod admin_rpc_service;
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pub mod dashboard;
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#[cfg(unix)]
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fn redirect_stderr(filename: &str) {
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use std::{fs::OpenOptions, os::unix::io::AsRawFd};
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match OpenOptions::new()
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.write(true)
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.create(true)
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.append(true)
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.open(filename)
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{
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Ok(file) => unsafe {
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libc::dup2(file.as_raw_fd(), libc::STDERR_FILENO);
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},
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Err(err) => eprintln!("Unable to open {}: {}", filename, err),
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}
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}
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// Redirect stderr to a file with support for logrotate by sending a SIGUSR1 to the process.
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//
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// Upon success, future `log` macros and `eprintln!()` can be found in the specified log file.
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pub fn redirect_stderr_to_file(logfile: Option<String>) -> Option<JoinHandle<()>> {
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// Default to RUST_BACKTRACE=1 for more informative validator logs
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if env::var_os("RUST_BACKTRACE").is_none() {
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env::set_var("RUST_BACKTRACE", "1")
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}
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let logger_thread = match logfile {
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None => None,
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Some(logfile) => {
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#[cfg(unix)]
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{
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let signals = signal_hook::iterator::Signals::new(&[signal_hook::SIGUSR1])
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.unwrap_or_else(|err| {
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eprintln!("Unable to register SIGUSR1 handler: {:?}", err);
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exit(1);
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});
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redirect_stderr(&logfile);
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Some(std::thread::spawn(move || {
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for signal in signals.forever() {
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info!(
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"received SIGUSR1 ({}), reopening log file: {:?}",
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signal, logfile
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);
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redirect_stderr(&logfile);
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}
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}))
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}
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#[cfg(not(unix))]
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{
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println!("logging to a file is not supported on this platform");
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()
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}
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}
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};
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solana_logger::setup_with_default("solana=info");
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logger_thread
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}
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pub fn port_validator(port: String) -> Result<(), String> {
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port.parse::<u16>()
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.map(|_| ())
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.map_err(|e| format!("{:?}", e))
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}
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/// Creates a new process bar for processing that will take an unknown amount of time
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pub fn new_spinner_progress_bar() -> ProgressBar {
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let progress_bar = ProgressBar::new(42);
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progress_bar.set_draw_target(ProgressDrawTarget::stdout());
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progress_bar
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.set_style(ProgressStyle::default_spinner().template("{spinner:.green} {wide_msg}"));
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progress_bar.enable_steady_tick(100);
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progress_bar
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}
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/// Pretty print a "name value"
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pub fn println_name_value(name: &str, value: &str) {
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println!("{} {}", style(name).bold(), value);
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}
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