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chunk_store/insert_chunk: add more information to file errors 

otherwise this context is missing in some tasks (e.g. tape restore)
and it is unclear where it came from

Signed-off-by: Dominik Csapak <d.csapak@proxmox.com>
This commit is contained in:
Dominik Csapak 2021-07-13 11:11:24 +02:00 committed by Dietmar Maurer
parent 9ee4c23833
commit 31c94d1645
1 changed files with 16 additions and 2 deletions
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18
pbs-datastore/src/chunk_store.rs
View File

@ -401,12 +401,26 @@ impl ChunkStore {
let mut tmp_path = chunk_path.clone();
tmp_path.set_extension("tmp");
let mut file = std::fs::File::create(&tmp_path)?;
let mut file = std::fs::File::create(&tmp_path).map_err(|err| {
format_err!(
"creating temporary chunk on store '{}' failed for {} - {}",
self.name,
digest_str,
err
)
})?;
let raw_data = chunk.raw_data();
let encoded_size = raw_data.len() as u64;
file.write_all(raw_data)?;
file.write_all(raw_data).map_err(|err| {
format_err!(
"writing temporary chunk on store '{}' failed for {} - {}",
self.name,
digest_str,
err
)
})?;
if let Err(err) = std::fs::rename(&tmp_path, &chunk_path) {
if std::fs::remove_file(&tmp_path).is_err() { /* ignore */ }