async def _provide_missing_storage(self) -> None:
async for event in self.wait_iter(
self._event_bus.stream(CollectMissingStorage)):
await self._state_downloader.ensure_node_present(
event.missing_node_hash)
await self._state_downloader.download_storage(
event.storage_key,
event.storage_root_hash,
event.account_address,
)
await self._event_bus.broadcast(MissingStorageCollected(),
event.broadcast_config())
async def _serve_storage(self, event: CollectMissingStorage) -> None:
await self._state_downloader.ensure_node_present(
event.missing_node_hash)
num_nodes_collected = await self._state_downloader.download_storage(
event.storage_key,
event.storage_root_hash,
event.account_address,
)
await self._event_bus.broadcast(
MissingStorageCollected(num_nodes_collected),
event.broadcast_config(),
)
async def collect_storage(event: CollectMissingStorage):
replace_missing_node(event.missing_node_hash)
await event_bus.broadcast(
MissingStorageCollected(1), event.broadcast_config()
)