BftMessage

oxirs_core::distributed::bft::messages

Enum BftMessage 

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pub enum BftMessage {
    Request {
        client_id: String,
        operation: RdfOperation,
        timestamp: SystemTime,
        signature: Option<Vec<u8>>,
    },
    PrePrepare {
        view: ViewNumber,
        sequence: SequenceNumber,
        digest: Vec<u8>,
        request: Box<BftMessage>,
    },
    Prepare {
        view: ViewNumber,
        sequence: SequenceNumber,
        digest: Vec<u8>,
        node_id: NodeId,
    },
    Commit {
        view: ViewNumber,
        sequence: SequenceNumber,
        digest: Vec<u8>,
        node_id: NodeId,
    },
    Reply {
        view: ViewNumber,
        sequence: SequenceNumber,
        client_id: String,
        result: OperationResult,
        timestamp: SystemTime,
    },
    Checkpoint {
        sequence: SequenceNumber,
        state_digest: Vec<u8>,
        node_id: NodeId,
    },
    ViewChange {
        new_view: ViewNumber,
        node_id: NodeId,
        last_sequence: SequenceNumber,
        checkpoints: Vec<CheckpointProof>,
        prepared_messages: Vec<PreparedProof>,
    },
    NewView {
        view: ViewNumber,
        view_changes: Vec<BftMessage>,
        pre_prepares: Vec<BftMessage>,
    },
}
Expand description

BFT message types

Variants§

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Request

Client request

Fields

§client_id: String
§operation: RdfOperation
§timestamp: SystemTime
§signature: Option<Vec<u8>>
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PrePrepare

Pre-prepare message from primary

Fields

§view: ViewNumber
§sequence: SequenceNumber
§digest: Vec<u8>
§request: Box<BftMessage>
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Prepare

Prepare message from backups

Fields

§view: ViewNumber
§sequence: SequenceNumber
§digest: Vec<u8>
§node_id: NodeId
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Commit

Commit message

Fields

§view: ViewNumber
§sequence: SequenceNumber
§digest: Vec<u8>
§node_id: NodeId
§

Reply

Reply to client

Fields

§view: ViewNumber
§sequence: SequenceNumber
§client_id: String
§result: OperationResult
§timestamp: SystemTime
§

Checkpoint

Checkpoint message

Fields

§sequence: SequenceNumber
§state_digest: Vec<u8>
§node_id: NodeId
§

ViewChange

View change message

Fields

§new_view: ViewNumber
§node_id: NodeId
§last_sequence: SequenceNumber
§checkpoints: Vec<CheckpointProof>
§prepared_messages: Vec<PreparedProof>
§

NewView

New view message from new primary

Fields

§view: ViewNumber
§view_changes: Vec<BftMessage>
§pre_prepares: Vec<BftMessage>

Implementations§

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impl BftMessage

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pub fn digest(&self) -> Vec<u8> ⓘ

Get the digest of a message for verification

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pub fn view(&self) -> Option<ViewNumber>

Extract view number from message (if applicable)

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pub fn sequence(&self) -> Option<SequenceNumber>

Extract sequence number from message (if applicable)

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pub fn node_id(&self) -> Option<NodeId>

Extract node ID from message (if applicable)

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pub fn is_consensus_message(&self) -> bool

Check if message is a consensus message

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pub fn is_view_change_message(&self) -> bool

Check if message is a view change related message

Trait Implementations§

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impl Clone for BftMessage

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fn clone(&self) -> BftMessage

Returns a duplicate of the value. Read more
1.0.0 · Source§

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

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

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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 BftMessage

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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 BftMessage

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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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