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use crate::error::LogError;
use crate::plugin::file_split::Packer;
use std::fs::File;
use std::io::Write;
pub struct LogPacker {}
impl Packer for LogPacker {
fn pack_name(&self) -> &'static str {
"log"
}
fn do_pack(&self, log_file: File, log_file_path: &str) -> Result<bool, LogError> {
return Ok(false);
}
}
#[cfg(feature = "zip")]
use zip::result::ZipResult;
#[cfg(feature = "zip")]
use zip::write::FileOptions;
#[cfg(feature = "zip")]
pub struct ZipPacker {}
#[cfg(feature = "zip")]
impl Packer for ZipPacker {
fn pack_name(&self) -> &'static str {
"zip"
}
fn do_pack(&self, mut log_file: File, log_file_path: &str) -> Result<bool, LogError> {
let mut log_name = log_file_path.replace("\\", "/").to_string();
if let Some(v) = log_file_path.rfind("/") {
log_name = log_name[(v + 1)..log_name.len()].to_string();
}
let zip_path = log_file_path.replace(".log", ".zip");
let zip_file = std::fs::File::create(&zip_path);
if zip_file.is_err() {
return Err(LogError::from(format!(
"[fast_log] create(&{}) fail:{}",
zip_path,
zip_file.err().unwrap()
)));
}
let zip_file = zip_file.unwrap();
let mut zip = zip::ZipWriter::new(zip_file);
zip.start_file(log_name, FileOptions::default());
std::io::copy(&mut log_file, &mut zip);
zip.flush();
let finish: ZipResult<File> = zip.finish();
if finish.is_err() {
return Err(LogError::from(format!(
"[fast_log] try zip fail{:?}",
finish.err()
)));
}
return Ok(true);
}
}
#[cfg(feature = "lz4")]
use lz4::EncoderBuilder;
#[cfg(feature = "lz4")]
impl From<std::io::Error> for LogError {
fn from(arg: std::io::Error) -> Self {
LogError::E(arg.to_string())
}
}
#[cfg(feature = "lz4")]
pub struct LZ4Packer {}
#[cfg(feature = "lz4")]
impl Packer for LZ4Packer {
fn pack_name(&self) -> &'static str {
"lz4"
}
fn do_pack(&self, mut log_file: File, log_file_path: &str) -> Result<bool, LogError> {
let mut log_name = log_file_path.replace("\\", "/").to_string();
if let Some(v) = log_file_path.rfind("/") {
log_name = log_name[(v + 1)..log_name.len()].to_string();
}
let lz4_path = log_file_path.replace(".log", ".lz4");
let lz4_file = std::fs::File::create(&lz4_path);
if lz4_file.is_err() {
return Err(LogError::from(format!(
"[fast_log] create(&{}) fail:{}",
lz4_path,
lz4_file.err().unwrap()
)));
}
let lz4_file = lz4_file.unwrap();
let mut encoder = EncoderBuilder::new().level(0).build(lz4_file)?;
std::io::copy(&mut log_file, &mut encoder);
let (_output, result) = encoder.finish();
if result.is_err() {
return Err(LogError::from(format!(
"[fast_log] try zip fail{:?}",
result.err()
)));
}
return Ok(true);
}
}
#[cfg(feature = "gzip")]
use flate2::write::GzEncoder;
#[cfg(feature = "gzip")]
use flate2::Compression;
#[cfg(feature = "gzip")]
pub struct GZipPacker {}
#[cfg(feature = "gzip")]
impl Packer for GZipPacker {
fn pack_name(&self) -> &'static str {
"gz"
}
fn do_pack(&self, mut log_file: File, log_file_path: &str) -> Result<bool, LogError> {
let mut log_name = log_file_path.replace("\\", "/").to_string();
if let Some(v) = log_file_path.rfind("/") {
log_name = log_name[(v + 1)..log_name.len()].to_string();
}
let zip_path = log_file_path.replace(".log", ".gz");
let zip_file = std::fs::File::create(&zip_path);
if zip_file.is_err() {
return Err(LogError::from(format!(
"[fast_log] create(&{}) fail:{}",
zip_path,
zip_file.err().unwrap()
)));
}
let zip_file = zip_file.unwrap();
let mut zip = GzEncoder::new(zip_file, Compression::default());
std::io::copy(&mut log_file, &mut zip);
zip.flush();
let finish = zip.finish();
if finish.is_err() {
return Err(LogError::from(format!(
"[fast_log] try zip fail{:?}",
finish.err()
)));
}
return Ok(true);
}
}