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tape: implement MediaPool flag to consider offline media

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For standalone tape drives.
This commit is contained in:
Dietmar Maurer
2021-01-01 10:03:59 +01:00
parent 1835d86e9d
commit 54f4ecd46a
3 changed files with 34 additions and 10 deletions
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27
src/tape/media_pool.rs
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@ -44,6 +44,7 @@ pub struct MediaPool {
media_set_policy: MediaSetPolicy,
retention: RetentionPolicy,
use_offline_media: bool,
inventory: Inventory,
state_db: MediaStateDatabase,
@ -59,6 +60,7 @@ impl MediaPool {
state_path: &Path,
media_set_policy: MediaSetPolicy,
retention: RetentionPolicy,
use_offline_media: bool,
) -> Result<Self, Error> {
let inventory = Inventory::load(state_path)?;
@ -74,6 +76,7 @@ impl MediaPool {
name: String::from(name),
media_set_policy,
retention,
use_offline_media,
inventory,
state_db,
current_media_set,
@ -84,13 +87,14 @@ impl MediaPool {
pub fn with_config(
state_path: &Path,
config: &MediaPoolConfig,
use_offline_media: bool,
) -> Result<Self, Error> {
let allocation = config.allocation.clone().unwrap_or(String::from("continue")).parse()?;
let retention = config.retention.clone().unwrap_or(String::from("keep")).parse()?;
MediaPool::new(&config.name, state_path, allocation, retention)
MediaPool::new(&config.name, state_path, allocation, retention, use_offline_media)
}
/// Returns the pool name
@ -272,7 +276,14 @@ impl MediaPool {
// check if media is on site
match media.location() {
MediaLocation::Online(_) | MediaLocation::Offline => { /* OK */ },
MediaLocation::Online(_) => { /* OK */ },
MediaLocation::Offline => {
if self.use_offline_media {
/* OK */
} else {
continue;
}
},
MediaLocation::Vault(_) => continue,
}
@ -380,9 +391,15 @@ impl MediaPool {
match media.status() {
MediaStatus::Full => { /* OK */ },
MediaStatus::Writable if (seq + 1) == media_count => {
last_is_writable = true;
match media.location() {
MediaLocation::Online(_) | MediaLocation::Offline => { /* OK */ },
MediaLocation::Online(_) => {
last_is_writable = true;
},
MediaLocation::Offline => {
if self.use_offline_media {
last_is_writable = true;
}
}
MediaLocation::Vault(vault) => {
bail!("writable media offsite in vault '{}'", vault);
}
@ -465,7 +482,7 @@ impl BackupMedia {
pub fn set_media_set_label(&mut self, set_label: MediaSetLabel) {
self.id.media_set_label = Some(set_label);
}
/// Returns the drive label
pub fn label(&self) -> &MediaLabel {
&self.id.label