Files
simple-rust-tests/__log/log4rs/src/main.rs
2020-11-08 17:01:18 +08:00

53 lines
1.5 KiB
Rust

#[macro_use]
extern crate log;
extern crate log4rs;
use log::LevelFilter;
use log4rs::append::console::ConsoleAppender;
use log4rs::append::file::FileAppender;
use log4rs::encode::pattern::PatternEncoder;
use log4rs::config::{Appender, Config, Logger, Root};
fn main() {
match std::env::args().nth(1).unwrap_or_else(|| "".to_owned()).as_str() {
"f" | "file" => {
println!("Load log4rs config from file");
log4rs::init_file("log4rs.yml", Default::default()).unwrap();
},
_ => {
println!("Load log4rs config from code");
init_log();
},
}
trace!("A trace");
debug!("A debug");
info!("A info");
info!(target:"app", "File info");
warn!("A warn");
error!("A error");
}
fn init_log() {
let stdout = ConsoleAppender::builder()
.encoder(Box::new(PatternEncoder::new("[Console] {d} - {l} -{t} - {m}{n}")))
.build();
let file = FileAppender::builder()
.encoder(Box::new(PatternEncoder::new("[File] {d} - {l} - {t} - {m}{n}")))
.build("log/test.log")
.unwrap();
let config = Config::builder()
.appender(Appender::builder().build("stdout", Box::new(stdout)))
.appender(Appender::builder().build("file", Box::new(file)))
.logger(Logger::builder()
.appender("file")
.additive(false)
.build("app", LevelFilter::Info))
.build(Root::builder().appender("stdout").build(LevelFilter::Info))
.unwrap();
let _ = log4rs::init_config(config).unwrap();
}