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use super::{DrainRef, OwnedKeyValue, Level, BorrowedKeyValue};
use std::sync::Arc;
use crossbeam::sync::ArcCell;
use drain;
use chrono;
struct LoggerInner {
drain: DrainRef,
values: Vec<OwnedKeyValue>,
}
#[derive(Clone)]
pub struct Logger {
inner: Arc<LoggerInner>,
}
impl Logger {
pub fn new_root(values: &[OwnedKeyValue]) -> Logger {
let drain = Arc::new(
ArcCell::new(
Arc::new(
Box::new(
drain::discard()
) as Box<drain::Drain>
)
)
);
Logger {
inner: Arc::new(LoggerInner {
drain: drain,
values: values.to_vec(),
}),
}
}
pub fn new(&self, values: &[OwnedKeyValue]) -> Logger {
let mut new_values = self.inner.values.clone();
new_values.extend_from_slice(values);
Logger {
inner: Arc::new(LoggerInner {
drain: self.inner.drain.clone(),
values: new_values,
}),
}
}
pub fn set_drain<D: drain::Drain>(&self, drain: D) {
let _ = self.inner.drain.set(Arc::new(Box::new(drain)));
}
pub fn swap_drain(&self, drain: Arc<Box<drain::Drain>>) -> Arc<Box<drain::Drain>> {
self.inner.drain.set(drain)
}
pub fn log<'a>(&'a self, lvl: Level, msg: &'a str, values: &'a [BorrowedKeyValue<'a>]) {
let info = RecordInfo {
ts: chrono::UTC::now(),
msg: msg.to_string(),
level: lvl,
};
self.inner.drain.get().log(&info, self.inner.values.as_slice(), values);
}
pub fn critical<'a>(&'a self, msg: &'a str, values: &'a [BorrowedKeyValue<'a>]) {
self.log(Level::Critical, msg, values);
}
pub fn error<'a>(&'a self, msg: &'a str, values: &'a [BorrowedKeyValue<'a>]) {
self.log(Level::Error, msg, values);
}
pub fn warn<'a>(&'a self, msg: &'a str, values: &'a [BorrowedKeyValue<'a>]) {
self.log(Level::Warning, msg, values);
}
pub fn info<'a>(&'a self, msg: &'a str, values: &'a [BorrowedKeyValue<'a>]) {
self.log(Level::Info, msg, values);
}
pub fn debug<'a>(&'a self, msg: &'a str, values: &'a [BorrowedKeyValue<'a>]) {
self.log(Level::Debug, msg, values);
}
pub fn trace<'a>(&'a self, msg: &'a str, values: &'a [BorrowedKeyValue<'a>]) {
self.log(Level::Trace, msg, values);
}
}
pub struct RecordInfo {
pub ts: chrono::DateTime<chrono::UTC>,
pub level: Level,
pub msg: String,
}