diff options
| -rw-r--r-- | src/util/tar.rs | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/src/util/tar.rs b/src/util/tar.rs index 41df63e..5e64bb2 100644 --- a/src/util/tar.rs +++ b/src/util/tar.rs @@ -34,7 +34,10 @@ pub fn pack<W: Write, P: AsRef<Path>, E: AsRef<Path>, I: Iterator<Item = E>>( ar.into_inner() } -pub fn unpack<R: Read, P: AsRef<Path>>(archive: R, dest: P) -> Result<()> { +pub fn unpack_filter<R: Read, P: AsRef<Path>, F>(archive: R, dest: P, filter: F) -> Result<()> +where + for<'a> F: Fn(&tar::Entry<'a, R>) -> bool, +{ let dest_path = dest.as_ref(); DirBuilder::new().recursive(true).create(dest_path)?; @@ -46,6 +49,9 @@ pub fn unpack<R: Read, P: AsRef<Path>>(archive: R, dest: P) -> Result<()> { for entry_r in ar.entries()? { let mut entry = entry_r?; + if !filter(&entry) { + continue; + } if entry.unpack_in(dest_path)? { let header = entry.header(); let uid = header.uid()? as libc::uid_t; @@ -61,3 +67,7 @@ pub fn unpack<R: Read, P: AsRef<Path>>(archive: R, dest: P) -> Result<()> { Ok(()) } + +pub fn unpack<R: Read, P: AsRef<Path>>(archive: R, dest: P) -> Result<()> { + unpack_filter(archive, dest, |_| true) +} |