Struct BarrierUpgradeExecutor 

pub struct BarrierUpgradeExecutor;

Applies an external in-memory upgrade hook while a runtime barrier is frozen.

Implementations

impl BarrierUpgradeExecutor

pub fn migrate_frozen<H>( controller: &mut BarrierController, stations: &mut StationSet, version: SnapshotVersion, hook: &mut H, ) -> Result<BarrierUpgradeReport, BarrierUpgradeError>

where H: RuntimeUpgradeHook,

Exports frozen station snapshots, lets hook migrate them, and restores every station only after all migrated snapshots are valid.

Trait Implementations

impl Clone for BarrierUpgradeExecutor

fn clone(&self) -> BarrierUpgradeExecutor

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Copy for BarrierUpgradeExecutor

impl Debug for BarrierUpgradeExecutor

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

Formats the value using the given formatter.

impl Default for BarrierUpgradeExecutor

fn default() -> BarrierUpgradeExecutor

Returns the “default value” for a type.