/// foo.1.zst => foo.2.zst
/// foo => foo.1.zst
/// => foo
- pub fn rotate(&mut self, options: CreateOptions, max_files: Option<usize>) -> Result<(), Error> {
+ pub fn do_rotate(&mut self, options: CreateOptions, max_files: Option<usize>) -> Result<(), Error> {
let mut filenames: Vec<PathBuf> = self.file_names().collect();
if filenames.is_empty() {
return Ok(()); // no file means nothing to rotate
Ok(())
}
+
+ pub fn rotate(
+ &mut self,
+ max_size: u64,
+ options: Option<CreateOptions>,
+ max_files: Option<usize>
+ ) -> Result<bool, Error> {
+
+ let options = match options {
+ Some(options) => options,
+ None => {
+ let backup_user = crate::backup::backup_user()?;
+ CreateOptions::new().owner(backup_user.uid).group(backup_user.gid)
+ },
+ };
+
+ let metadata = match self.base_path.metadata() {
+ Ok(metadata) => metadata,
+ Err(err) if err.kind() == std::io::ErrorKind::NotFound => return Ok(false),
+ Err(err) => bail!("unable to open task archive - {}", err),
+ };
+
+ if metadata.len() > max_size {
+ self.do_rotate(options, max_files)?;
+ Ok(true)
+ } else {
+ Ok(false)
+ }
+ }
}
/// Iterator over logrotated file names