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consensus.go
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consensus.go
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/*
* Copyright (C) 2018 The DNA Authors
* This file is part of The DNA library.
*
* The DNA is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* The DNA is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with The DNA. If not, see <http://www.gnu.org/licenses/>.
*/
package consensus
import (
"github.com/dnaproject2/DNA/account"
"github.com/dnaproject2/DNA/common/log"
"github.com/dnaproject2/DNA/consensus/dbft"
"github.com/dnaproject2/DNA/consensus/solo"
"github.com/dnaproject2/DNA/consensus/vbft"
"github.com/ontio/ontology-eventbus/actor"
)
type ConsensusService interface {
Start() error
Halt() error
GetPID() *actor.PID
}
const (
CONSENSUS_DBFT = "dbft"
CONSENSUS_SOLO = "solo"
CONSENSUS_VBFT = "vbft"
)
func NewConsensusService(consensusType string, account *account.Account, txpool *actor.PID, ledger *actor.PID, p2p *actor.PID) (ConsensusService, error) {
if consensusType == "" {
consensusType = CONSENSUS_DBFT
}
var consensus ConsensusService
var err error
switch consensusType {
case CONSENSUS_DBFT:
consensus, err = dbft.NewDbftService(account, txpool, p2p)
case CONSENSUS_SOLO:
consensus, err = solo.NewSoloService(account, txpool)
case CONSENSUS_VBFT:
consensus, err = vbft.NewVbftServer(account, txpool, p2p)
}
log.Infof("ConsensusType:%s", consensusType)
return consensus, err
}