tyler/proxmox-backup
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tape: use inline variable in formats for code reduction

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Signed-off-by: Thomas Lamprecht <t.lamprecht@proxmox.com>
This commit is contained in:
Thomas Lamprecht 2022-06-05 10:33:26 +02:00
parent d20137e5a9
commit e2aeff40eb
3 changed files with 32 additions and 89 deletions
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6
src/api2/tape/backup.rs
View File

@ -228,11 +228,7 @@ pub fn do_tape_backup_job(
}
if let Err(err) = job.finish(status) {
eprintln!(
"could not finish job state for {}: {}",
job.jobtype(),
err
);
eprintln!("could not finish job state for {}: {}", job.jobtype(), err);
}
if let Err(err) = set_tape_device_state(&setup.drive, "") {

112
src/api2/tape/restore.rs
View File

@ -318,11 +318,11 @@ pub fn restore(
let user_info = CachedUserInfo::new()?;
let mut store_map = DataStoreMap::try_from(store)
.map_err(|err| format_err!("cannot parse store mapping: {}", err))?;
.map_err(|err| format_err!("cannot parse store mapping: {err}"))?;
let namespaces = if let Some(maps) = namespaces {
store_map
.add_namespaces_maps(maps)
.map_err(|err| format_err!("cannot parse namespace mapping: {}", err))?
.map_err(|err| format_err!("cannot parse namespace mapping: {err}"))?
} else {
false
};
@ -340,18 +340,15 @@ pub fn restore(
&auth_id,
owner.as_ref(),
)?;
if let Some(namespaces) = namespaces {
for ns in namespaces {
check_and_create_namespaces(&user_info, target, ns, &auth_id, owner.as_ref())?;
}
}
}
user_info.check_privs(&auth_id, &["tape", "drive", &drive], PRIV_TAPE_READ, false)?;
let media_set_uuid = media_set.parse()?;
let status_path = Path::new(TAPE_STATUS_DIR);
let _lock = lock_media_set(status_path, &media_set_uuid, None)?;
@ -359,7 +356,6 @@ pub fn restore(
let inventory = Inventory::load(status_path)?;
let pool = inventory.lookup_media_set_pool(&media_set_uuid)?;
user_info.check_privs(&auth_id, &["tape", "pool", &pool], PRIV_TAPE_READ, false)?;
let (drive_config, _digest) = pbs_config::drive::config()?;
@ -392,8 +388,8 @@ pub fn restore(
.and_then(|userid| lookup_user_email(userid))
.or_else(|| lookup_user_email(&auth_id.clone().into()));
task_log!(worker, "Mediaset '{}'", media_set);
task_log!(worker, "Pool: {}", pool);
task_log!(worker, "Mediaset '{media_set}'");
task_log!(worker, "Pool: {pool}");
let res = if snapshots.is_some() || namespaces {
restore_list_worker(
@ -422,13 +418,11 @@ pub fn restore(
&auth_id,
)
};
if res.is_ok() {
task_log!(worker, "Restore mediaset '{}' done", media_set);
task_log!(worker, "Restore mediaset '{media_set}' done");
}
if let Err(err) = set_tape_device_state(&drive, "") {
task_log!(worker, "could not unset drive state for {}: {}", drive, err);
task_log!(worker, "could not unset drive state for {drive}: {err}");
}
res
@ -460,11 +454,7 @@ fn restore_full_worker(
for (seq_nr, media_uuid) in media_list.iter().enumerate() {
match media_uuid {
None => {
bail!(
"media set {} is incomplete (missing member {}).",
media_set_uuid,
seq_nr
);
bail!("media set {media_set_uuid} is incomplete (missing member {seq_nr}).");
}
Some(media_uuid) => {
let media_id = inventory.lookup_media(media_uuid).unwrap();
@ -482,7 +472,7 @@ fn restore_full_worker(
}
if let Some(fingerprint) = encryption_key_fingerprint {
task_log!(worker, "Encryption key fingerprint: {}", fingerprint);
task_log!(worker, "Encryption key fingerprint: {fingerprint}");
}
let used_datastores = store_map.used_datastores();
@ -591,11 +581,8 @@ fn check_snapshot_restorable(
// only the owner is allowed to create additional snapshots
task_warn!(
worker,
"restore '{}' to {} failed - owner check failed ({} != {})",
&snapshot,
ns,
restore_owner,
owner,
"restore of '{snapshot}' to {ns} failed, owner check failed ({restore_owner} \
!= {owner})",
);
continue;
}
@ -606,8 +593,7 @@ fn check_snapshot_restorable(
if datastore.snapshot_path(&ns, &dir).exists() {
task_warn!(
worker,
"found snapshot {} on target datastore/namespace, skipping...",
&snapshot,
"found snapshot {snapshot} on target datastore/namespace, skipping...",
);
continue;
}
@ -615,10 +601,7 @@ fn check_snapshot_restorable(
}
if !have_some_permissions {
bail!(
"cannot restore {} to any target namespace due to permissions",
&snapshot
);
bail!("cannot restore {snapshot} to any target namespace due to permissions");
}
return Ok(can_restore_some);
@ -746,10 +729,8 @@ fn restore_list_worker(
task_log!(
worker,
"found snapshot {} on {}: file {}",
&snapshot,
"found snapshot {snapshot} on {}: file {file_num}",
media_id.label.label_text,
file_num
);
}
@ -799,10 +780,7 @@ fn restore_list_worker(
let (datastore, _) = store_map
.get_targets(&source_datastore, &Default::default())
.ok_or_else(|| {
format_err!(
"could not find mapping for source datastore: {}",
source_datastore
)
format_err!("could not find mapping for source datastore: {source_datastore}")
})?;
for digest in chunks.into_iter() {
// we only want to restore chunks that we do not have yet
@ -871,11 +849,9 @@ fn restore_list_worker(
)?;
if restore_owner != &owner {
bail!(
"cannot restore snapshot '{}' into group '{}', owner check failed ({} != {})",
snapshot,
"cannot restore snapshot '{snapshot}' into group '{}', owner check \
failed ({restore_owner} != {owner})",
backup_dir.group,
restore_owner,
owner,
);
}
@ -915,10 +891,7 @@ fn restore_list_worker(
}) {
task_warn!(
worker,
"could not copy {}:{}: {}",
source_datastore,
snapshot,
err,
"could not copy {source_datastore}:{snapshot}: {err}"
);
errors = true;
}
@ -929,12 +902,7 @@ fn restore_list_worker(
std::fs::remove_dir_all(&tmp_path)
.map_err(|err| format_err!("remove_dir_all failed - {err}"))
}) {
task_warn!(
worker,
"could not clean up temp dir {:?}: {}",
tmp_path,
err,
);
task_warn!(worker, "could not clean up temp dir {tmp_path:?}: {err}");
errors = true;
};
}
@ -983,11 +951,7 @@ fn get_media_set_catalog(
for (seq_nr, media_uuid) in media_list.iter().enumerate() {
match media_uuid {
None => {
bail!(
"media set {} is incomplete (missing member {}).",
media_set_uuid,
seq_nr
);
bail!("media set {media_set_uuid} is incomplete (missing member {seq_nr}).");
}
Some(media_uuid) => {
let media_id = inventory.lookup_media(media_uuid).unwrap();
@ -1060,9 +1024,7 @@ fn restore_snapshots_to_tmpdir(
if current_file_number != *file_num {
task_log!(
worker,
"was at file {}, moving to {}",
current_file_number,
file_num
"was at file {current_file_number}, moving to {file_num}"
);
drive.move_to_file(*file_num)?;
let current_file_number = drive.current_file_number()?;
@ -1082,7 +1044,7 @@ fn restore_snapshots_to_tmpdir(
let archive_header: SnapshotArchiveHeader = serde_json::from_slice(&header_data)
.map_err(|err| {
format_err!("unable to parse snapshot archive header - {}", err)
format_err!("unable to parse snapshot archive header - {err}")
})?;
let source_datastore = archive_header.store;
@ -1090,10 +1052,7 @@ fn restore_snapshots_to_tmpdir(
task_log!(
worker,
"File {}: snapshot archive {}:{}",
file_num,
source_datastore,
snapshot
"File {file_num}: snapshot archive {source_datastore}:{snapshot}",
);
let mut decoder = pxar::decoder::sync::Decoder::from_std(reader)?;
@ -1104,9 +1063,7 @@ fn restore_snapshots_to_tmpdir(
None => {
task_warn!(
worker,
"could not find target datastore for {}:{}",
source_datastore,
snapshot
"could not find target datastore for {source_datastore}:{snapshot}",
);
continue;
}
@ -1145,7 +1102,7 @@ fn restore_snapshots_to_tmpdir(
}
tmp_paths.push(tmp_path);
}
other => bail!("unexpected file type: {:?}", other),
other => bail!("unexpected file type: {other:?}"),
}
}
@ -1161,12 +1118,7 @@ fn restore_file_chunk_map(
for (nr, chunk_map) in file_chunk_map.iter_mut() {
let current_file_number = drive.current_file_number()?;
if current_file_number != *nr {
task_log!(
worker,
"was at file {}, moving to {}",
current_file_number,
nr
);
task_log!(worker, "was at file {current_file_number}, moving to {nr}");
drive.move_to_file(*nr)?;
let current_file_number = drive.current_file_number()?;
task_log!(worker, "now at file {}", current_file_number);
@ -1174,7 +1126,7 @@ fn restore_file_chunk_map(
let mut reader = drive.read_next_file()?;
let header: MediaContentHeader = unsafe { reader.read_le_value()? };
if header.magic != PROXMOX_BACKUP_CONTENT_HEADER_MAGIC_1_0 {
bail!("missing MediaContentHeader");
bail!("file is missing the MediaContentHeader");
}
match header.content_magic {
@ -1182,21 +1134,19 @@ fn restore_file_chunk_map(
let header_data = reader.read_exact_allocated(header.size as usize)?;
let archive_header: ChunkArchiveHeader = serde_json::from_slice(&header_data)
.map_err(|err| format_err!("unable to parse chunk archive header - {}", err))?;
.map_err(|err| format_err!("unable to parse chunk archive header - {err}"))?;
let source_datastore = archive_header.store;
task_log!(
worker,
"File {}: chunk archive for datastore '{}'",
nr,
source_datastore
"File {nr}: chunk archive for datastore '{source_datastore}'",
);
let (datastore, _) = store_map
.get_targets(&source_datastore, &Default::default())
.ok_or_else(|| {
format_err!("unexpected chunk archive for store: {}", source_datastore)
format_err!("unexpected chunk archive for store: {source_datastore}")
})?;
let count = restore_partial_chunk_archive(
@ -1205,7 +1155,7 @@ fn restore_file_chunk_map(
datastore.clone(),
chunk_map,
)?;
task_log!(worker, "restored {} chunks", count);
task_log!(worker, "restored {count} chunks");
}
_ => bail!("unexpected content magic {:?}", header.content_magic),
}
@ -1252,14 +1202,12 @@ fn restore_partial_chunk_archive<'a>(
Some((digest, blob)) => (digest, blob),
None => break,
};
worker.check_abort()?;
if chunk_list.remove(&digest) {
verify_and_write_channel.send((blob, digest.clone()))?;
count += 1;
}
if chunk_list.is_empty() {
break;
}

3
src/tape/drive/mod.rs
View File

@ -457,8 +457,7 @@ pub fn request_and_load_media(
Ok((Some(media_id), _)) => {
let label_string = format!(
"{} ({})",
media_id.label.label_text,
media_id.label.uuid,
media_id.label.label_text, media_id.label.uuid,
);
TapeRequestError::WrongLabel(label_string)
}