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Message

Enum Message 

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#[non_exhaustive]
pub enum Message {
Show 30 variants RequestVote(RequestVote), RequestVoteResponse(RequestVoteResponse), PreVote(PreVote), PreVoteResponse(PreVoteResponse), TimeoutNow(TimeoutNow), AppendEntries(AppendEntries), AppendEntriesResponse(AppendEntriesResponse), BlockRequest(BlockRequest), BlockResponse(BlockResponse), SnapshotRequest(SnapshotRequest), SnapshotResponse(SnapshotResponse), Ping { term: u64, }, Pong { term: u64, }, TxPrepare(TxPrepareMsg), TxPrepareResponse(TxPrepareResponseMsg), TxCommit(TxCommitMsg), TxAbort(TxAbortMsg), TxAck(TxAckMsg), QueryRequest(QueryRequest), QueryResponse(QueryResponse), Gossip(GossipMessage), SignedGossip(SignedGossipMessage), MergeInit(MergeInit), MergeAck(MergeAck), ViewExchange(MergeViewExchange), DataMergeRequest(DataMergeRequest), DataMergeResponse(DataMergeResponse), TxReconcileRequest(TxReconcileRequest), TxReconcileResponse(TxReconcileResponse), MergeFinalize(MergeFinalize),
}
Expand description

Message types for consensus protocol.

Variants (Non-exhaustive)§

This enum is marked as non-exhaustive
Non-exhaustive enums could have additional variants added in future. Therefore, when matching against variants of non-exhaustive enums, an extra wildcard arm must be added to account for any future variants.
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RequestVote(RequestVote)

Request vote during leader election.

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RequestVoteResponse(RequestVoteResponse)

Response to vote request.

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PreVote(PreVote)

Pre-vote request (prevents disruptive elections).

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PreVoteResponse(PreVoteResponse)

Response to pre-vote request.

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TimeoutNow(TimeoutNow)

Immediate election trigger for leadership transfer.

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AppendEntries(AppendEntries)

Append entries (log replication).

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AppendEntriesResponse(AppendEntriesResponse)

Response to append entries.

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BlockRequest(BlockRequest)

Request blocks from a peer.

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BlockResponse(BlockResponse)

Response with requested blocks.

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SnapshotRequest(SnapshotRequest)

Request state snapshot.

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SnapshotResponse(SnapshotResponse)

Response with state snapshot chunk.

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Ping

Ping to check liveness.

Fields

§term: u64
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Pong

Pong response.

Fields

§term: u64
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TxPrepare(TxPrepareMsg)

Prepare request for distributed transaction.

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TxPrepareResponse(TxPrepareResponseMsg)

Vote response for prepare request.

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TxCommit(TxCommitMsg)

Commit request for distributed transaction.

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TxAbort(TxAbortMsg)

Abort request for distributed transaction.

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TxAck(TxAckMsg)

Response to commit/abort.

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QueryRequest(QueryRequest)

Request to execute a query on a remote shard.

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QueryResponse(QueryResponse)

Response with query results.

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Gossip(GossipMessage)

Gossip message for membership protocol.

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SignedGossip(SignedGossipMessage)

Signed gossip message with Ed25519 authentication and replay protection.

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MergeInit(MergeInit)

Initialize merge session after partition heal.

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MergeAck(MergeAck)

Acknowledge merge initialization.

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ViewExchange(MergeViewExchange)

Exchange membership view summaries.

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DataMergeRequest(DataMergeRequest)

Request data merge information.

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DataMergeResponse(DataMergeResponse)

Response with data merge information.

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TxReconcileRequest(TxReconcileRequest)

Request transaction reconciliation.

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TxReconcileResponse(TxReconcileResponse)

Response with transaction reconciliation result.

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MergeFinalize(MergeFinalize)

Finalize merge session.

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impl Message

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pub const fn routing_embedding(&self) -> Option<&SparseVector>

Extract the routing embedding from a message for geometric routing decisions.

Returns the most semantically relevant embedding for the message type:

  • RequestVote/PreVote: candidate’s state embedding
  • AppendEntries: block embedding (if present)
  • TxPrepare: transaction delta embedding
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pub const fn has_routing_embedding(&self) -> bool

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pub const fn type_name(&self) -> &'static str

Trait Implementations§

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impl Clone for Message

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fn clone(&self) -> Message

Returns a duplicate of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for Message

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

Formats the value using the given formatter. Read more
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impl<'de> Deserialize<'de> for Message

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fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>
where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer. Read more
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impl Serialize for Message

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fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>
where __S: Serializer,

Serialize this value into the given Serde serializer. Read more

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Immutably borrows from an owned value. Read more
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Causes self to use its Binary implementation when Debug-formatted.
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Causes self to use its Display implementation when Debug-formatted.
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Causes self to use its LowerExp implementation when Debug-formatted.
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Causes self to use its LowerHex implementation when Debug-formatted.
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Causes self to use its Octal implementation when Debug-formatted.
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Causes self to use its Pointer implementation when Debug-formatted.
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Causes self to use its UpperExp implementation when Debug-formatted.
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