[pbs-devel] [PATCH proxmox-backup 1/2] chunk_store/insert_chunk: add more information to file errors

Dominik Csapak d.csapak at proxmox.com
Tue Jul 13 11:11:24 CEST 2021


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 at proxmox.com>
---
 pbs-datastore/src/chunk_store.rs | 18 ++++++++++++++++--
 1 file changed, 16 insertions(+), 2 deletions(-)

diff --git a/pbs-datastore/src/chunk_store.rs b/pbs-datastore/src/chunk_store.rs
index ddf0a769..361cc9a2 100644
--- a/pbs-datastore/src/chunk_store.rs
+++ b/pbs-datastore/src/chunk_store.rs
@@ -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 */ }
-- 
2.30.2






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