Function CreateRandomBlock

types/util.go:59–95

CreateRandomBlock create a new random block

(parent hash.Hash, isGenesis bool)

// CreateRandomBlock create a new random block
func CreateRandomBlock(parent hash.Hash, isGenesis bool) (b *Block, err error) {
	// Generate key pair
	priv, _, err := asymmetric.GenSecp256k1KeyPair()

	if err != nil {
		return
	}

	h := hash.Hash{}
	rand.Read(h[:])

	b = &Block{
		SignedHeader: SignedHeader{
			Header: Header{
				Version:     0x01000000,
				Producer:    proto.NodeID(h.String()),
				GenesisHash: genesisHash,
				ParentHash:  parent,
				Timestamp:   time.Now().UTC(),
			},
		},
	}

	if isGenesis {
		emptyNode := &proto.RawNodeID{}
		b.SignedHeader.ParentHash = hash.Hash{}
		b.SignedHeader.GenesisHash = hash.Hash{}
		b.SignedHeader.Producer = emptyNode.ToNodeID()
		b.SignedHeader.MerkleRoot = hash.Hash{}

		err = b.PackAsGenesis()
		return
	}

	err = b.PackAndSignBlock(priv)
	return
}