2022-11-29 19:22:33 -05:00

88 lines
2.6 KiB
Rust

use backtrace::Backtrace;
use log::*;
use simplelog::*;
use std::fs::OpenOptions;
use std::panic;
use std::path::{Path, PathBuf};
pub fn veilid_core_setup<'a>(
log_tag: &'a str,
terminal_log: Option<Level>,
file_log: Option<(Level, &Path)>,
) {
if let Err(e) = veilid_core_setup_internal(log_tag, terminal_log, file_log) {
panic!("failed to set up veilid-core: {}", e);
}
}
fn veilid_core_setup_internal<'a>(
_log_tag: &'a str,
terminal_log: Option<Level>,
file_log: Option<(Level, &Path)>,
) -> Result<(), String> {
let mut logs: Vec<Box<dyn SharedLogger>> = Vec::new();
let mut cb = ConfigBuilder::new();
for ig in veilid_core::DEFAULT_LOG_IGNORE_LIST {
cb.add_filter_ignore_str(ig);
}
if let Some(level) = terminal_log {
logs.push(TermLogger::new(
level.to_level_filter(),
cb.build(),
TerminalMode::Mixed,
ColorChoice::Auto,
))
}
if let Some((level, log_path)) = file_log {
let logfile = OpenOptions::new()
.truncate(true)
.create(true)
.write(true)
.open(log_path)
.map_err(|e| {
format!(
"log open error: {} path={:?} all_dirs={:?}",
e,
log_path,
std::fs::read_dir(std::env::var("HOME").unwrap())
.unwrap()
.map(|d| d.unwrap().path())
.collect::<Vec<PathBuf>>()
)
})?;
logs.push(WriteLogger::new(
level.to_level_filter(),
cb.build(),
logfile,
))
}
CombinedLogger::init(logs).map_err(|e| format!("logger init error: {}", e))?;
panic::set_hook(Box::new(|panic_info| {
let bt = Backtrace::new();
if let Some(location) = panic_info.location() {
error!(
"panic occurred in file '{}' at line {}",
location.file(),
location.line(),
);
} else {
error!("panic occurred but can't get location information...");
}
if let Some(s) = panic_info.payload().downcast_ref::<&str>() {
error!("panic payload: {:?}", s);
} else if let Some(s) = panic_info.payload().downcast_ref::<String>() {
error!("panic payload: {:?}", s);
} else if let Some(a) = panic_info.payload().downcast_ref::<std::fmt::Arguments>() {
error!("panic payload: {:?}", a);
} else {
error!("no panic payload");
}
error!("Backtrace:\n{:?}", bt);
}));
Ok(())
}