Method constructEndorseMsg

consensus/vbft/msg_builder.go:287–323

(proposal *blockProposalMsg, forEmpty bool)

}

func (self *Server) constructEndorseMsg(proposal *blockProposalMsg, forEmpty bool) (*blockEndorseMsg, error) {

	// TODO, support faultyMsg reporting

	var proposerSig, endorserSig []byte
	var blkHash common.Uint256
	var err error
	if !forEmpty {
		proposerSig = proposal.Block.Block.Header.SigData[0]
		blkHash = proposal.Block.Block.Hash()

	} else {
		if proposal.Block.EmptyBlock == nil {
			return nil, fmt.Errorf("blk %d proposal from %d has no empty proposal",
				proposal.GetBlockNum(), proposal.Block.getProposer())
		}

		proposerSig = proposal.Block.EmptyBlock.Header.SigData[0]
		blkHash = proposal.Block.EmptyBlock.Hash()
	}
	endorserSig, err = signature.Sign(self.account, blkHash[:])
	if err != nil {
		return nil, fmt.Errorf("endorser failed to sign block. hash:%x, err: %s", blkHash, err)
	}

	msg := &blockEndorseMsg{
		Endorser:          self.Index,
		EndorsedProposer:  proposal.Block.getProposer(),
		BlockNum:          proposal.Block.getBlockNum(),
		EndorsedBlockHash: blkHash,
		EndorseForEmpty:   forEmpty,
		ProposerSig:       proposerSig,
		EndorserSig:       endorserSig,
	}

	return msg, nil
}

func (self *Server) constructCommitMsg(proposal *blockProposalMsg, endorses []*blockEndorseMsg, forEmpty bool) (*blockCommitMsg, error) {