Enum polkadot_node_subsystem::messages::AvailabilityDistributionMessage

pub enum AvailabilityDistributionMessage {
    FetchPoV {
        relay_parent: H256,
        from_validator: ValidatorIndex,
        para_id: Id,
        candidate_hash: CandidateHash,
        pov_hash: H256,
        tx: Sender<PoV>,
    },
}

Availability Distribution Message.

Variants

FetchPoV

Fields

relay_parent: H256

The relay parent giving the necessary context.

from_validator: ValidatorIndex

Validator to fetch the PoV from.

para_id: Id

The id of the parachain that produced this PoV. This field is only used to provide more context when logging errors from the AvailabilityDistribution subsystem.

candidate_hash: CandidateHash

Candidate hash to fetch the PoV for.

pov_hash: H256

Expected hash of the PoV, a PoV not matching this hash will be rejected.

tx: Sender<PoV>

Sender for getting back the result of this fetch.

The sender will be canceled if the fetching failed for some reason.

Instruct availability distribution to fetch a remote PoV.

NOTE: The result of this fetch is not yet locally validated and could be bogus.

Trait Implementations

impl AssociateOutgoing for AvailabilityDistributionMessage

type OutgoingMessages = AvailabilityDistributionOutgoingMessages

The associated outgoing messages for a subsystem that consumes the message Self.

impl Debug for AvailabilityDistributionMessage

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

Formats the value using the given formatter.

impl From<AvailabilityDistributionMessage> for AllMessages

fn from(message: AvailabilityDistributionMessage) -> AllMessages

Converts to this type from the input type.

impl From<AvailabilityDistributionMessage> for CandidateBackingOutgoingMessages

fn from( message: AvailabilityDistributionMessage ) -> CandidateBackingOutgoingMessages

Converts to this type from the input type.