Struct PackageManager 

pub struct PackageManager { /* private fields */ }

Installs collection package versions into versioned directories.

Implementations

impl PackageManager

pub fn new(root: impl Into<PathBuf>, db: NodeDatabase) -> Self

pub fn root(&self) -> &Path

pub fn state(&self) -> Result<CollectionState>

Errors

Returns an error if state cannot be read or decoded.

pub fn available_versions(&self) -> Result<BTreeMap<Uuid, Version>>

Return the currently selected version for each installed collection.

Errors

Returns an error if an installed version is not valid semver.

pub fn install( &self, manifest: &CollectionManifest, source: impl AsRef<Path>, ) -> Result<()>

Stage, verify, and atomically make a collection version current.

Errors

Returns an error when source content does not match the manifest or installation fails.

pub async fn install_from_ticket( &self, manifest_ticket: &BlobTicket, endpoint: &Endpoint, blobs: &BlobStore, ) -> Result<CollectionManifest>

Fetch a manifest and all of its content blobs, then install it atomically.

Errors

Returns an error if a ticket, manifest, content blob, or installation step is invalid.

pub fn switch( &self, collection_id: Uuid, requested_version: impl AsRef<str>, ) -> Result<()>

Errors

Returns an error if the requested version is not installed or the active link cannot be switched.

pub fn remove( &self, collection_id: Uuid, requested_version: impl AsRef<str>, ) -> Result<()>

Errors

Returns an error if an installed version cannot be deleted.

pub fn verify(&self, manifest: &CollectionManifest) -> Result<()>

Errors

Returns an error when an installed version’s content does not match its manifest.

Trait Implementations

impl Clone for PackageManager

fn clone(&self) -> PackageManager

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for PackageManager

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.