ethereumjs-monorepo

@ethereumjs/blockchain / Consensus

Interface: Consensus

Interface that a consensus class needs to implement.

Implemented by

• CasperConsensus
• CliqueConsensus
• EthashConsensus

Table of contents

Properties

• algorithm

Methods

• genesisInit
• newBlock
• setup
• validateConsensus
• validateDifficulty

Properties

algorithm

• algorithm: string

Defined in

types.ts:193

Methods

genesisInit

▸ genesisInit(genesisBlock): Promise<void>

Initialize genesis for consensus mechanism

Parameters

Name	Type	Description
genesisBlock	Block	genesis block

Returns

Promise<void>

Defined in

types.ts:198

---

newBlock

▸ newBlock(block, commonAncestor?, ancientHeaders?): Promise<void>

Update consensus on new block

Parameters

Name	Type	Description
block	Block	new block
commonAncestor?	BlockHeader	common ancestor block header (optional)
ancientHeaders?	BlockHeader[]	array of ancestor block headers (optional)

Returns

Promise<void>

Defined in

types.ts:219

---

setup

▸ setup(__namedParameters): Promise<void>

Set up consensus mechanism

Parameters

Name	Type
__namedParameters	ConsensusOptions

Returns

Promise<void>

Defined in

types.ts:203

---

validateConsensus

▸ validateConsensus(block): Promise<void>

Validate block consensus parameters

Parameters

Name	Type	Description
block	Block	block to be validated

Returns

Promise<void>

Defined in

types.ts:209

---

validateDifficulty

▸ validateDifficulty(header): Promise<void>

Parameters

Name	Type
header	BlockHeader

Returns

Promise<void>

Defined in

types.ts:211