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zvault
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Fetching missing meta bundles to cache

This commit is contained in:
Dennis Schwerdel 2017-04-10 19:09:50 +02:00 committed by Dennis Schwerdel
parent 75be97e7c5
commit daf043dccf
1 changed files with 20 additions and 7 deletions
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27
src/bundledb/db.rs
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@ -154,17 +154,30 @@ impl BundleDb {
Ok(try!(StoredBundle::save_list_to(&bundles, &self.layout.remote_bundle_cache_path()))) Ok(try!(StoredBundle::save_list_to(&bundles, &self.layout.remote_bundle_cache_path())))
} }
pub fn update_cache(&mut self, new: &[StoredBundle], gone: &[StoredBundle]) -> Result<(), BundleDbError> { pub fn update_cache(&mut self) -> Result<(), BundleDbError> {
for bundle in new { let mut meta_bundles = HashSet::new();
for (id, bundle) in &self.remote_bundles {
if bundle.info.mode == BundleMode::Meta { if bundle.info.mode == BundleMode::Meta {
meta_bundles.insert(id.clone());
}
}
let mut remove = vec![];
for id in self.local_bundles.keys() {
if !meta_bundles.contains(id) {
remove.push(id.clone());
}
}
for id in meta_bundles {
if !self.local_bundles.contains_key(&id) {
let bundle = self.remote_bundles[&id].clone();
debug!("Copying new meta bundle to local cache: {}", bundle.info.id); debug!("Copying new meta bundle to local cache: {}", bundle.info.id);
try!(self.copy_remote_bundle_to_cache(bundle)); try!(self.copy_remote_bundle_to_cache(&bundle));
} }
} }
let base_path = self.layout.base_path(); let base_path = self.layout.base_path();
for bundle in gone { for id in remove {
if let Some(bundle) = self.local_bundles.remove(&bundle.id()) { if let Some(bundle) = self.local_bundles.remove(&id) {
try!(fs::remove_file(base_path.join(&bundle.path)).map_err(|e| BundleDbError::Remove(e, bundle.id()))) try!(fs::remove_file(base_path.join(&bundle.path)).map_err(|e| BundleDbError::Remove(e, id)))
} }
} }
Ok(()) Ok(())
@ -174,7 +187,7 @@ impl BundleDb {
pub fn open(layout: RepositoryLayout, crypto: Arc<Mutex<Crypto>>) -> Result<(Self, Vec<BundleInfo>, Vec<BundleInfo>), BundleDbError> { pub fn open(layout: RepositoryLayout, crypto: Arc<Mutex<Crypto>>) -> Result<(Self, Vec<BundleInfo>, Vec<BundleInfo>), BundleDbError> {
let mut self_ = Self::new(layout, crypto); let mut self_ = Self::new(layout, crypto);
let (new, gone) = try!(self_.load_bundle_list()); let (new, gone) = try!(self_.load_bundle_list());
try!(self_.update_cache(&new, &gone)); try!(self_.update_cache());
let new = new.into_iter().map(|s| s.info).collect(); let new = new.into_iter().map(|s| s.info).collect();
let gone = gone.into_iter().map(|s| s.info).collect(); let gone = gone.into_iter().map(|s| s.info).collect();
Ok((self_, new, gone)) Ok((self_, new, gone))