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// Copyright 2018 The dexon-consensus-core Authors
// This file is part of the dexon-consensus-core library.
//
// The dexon-consensus-core library 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 dexon-consensus-core library 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 dexon-consensus-core library. If not, see
// <http://www.gnu.org/licenses/>.
package dex
import (
dexCore "github.com/dexon-foundation/dexon-consensus-core/core"
"github.com/dexon-foundation/dexon-consensus-core/core/blockdb"
ethCrypto "github.com/dexon-foundation/dexon-consensus-core/crypto/eth"
"github.com/dexon-foundation/dexon/internal/ethapi"
"github.com/dexon-foundation/dexon/accounts"
"github.com/dexon-foundation/dexon/consensus"
"github.com/dexon-foundation/dexon/core"
"github.com/dexon-foundation/dexon/core/bloombits"
"github.com/dexon-foundation/dexon/ethdb"
"github.com/dexon-foundation/dexon/event"
"github.com/dexon-foundation/dexon/node"
"github.com/dexon-foundation/dexon/p2p"
"github.com/dexon-foundation/dexon/params"
"github.com/dexon-foundation/dexon/rpc"
)
// Dexon implementes the DEXON fullnode service.
type Dexon struct {
config *Config
chainConfig *params.ChainConfig
// Channel for shutting down the service
shutdownChan chan bool // Channel for shutting down the Ethereum
txPool *core.TxPool
blockchain *core.BlockChain
// DB interfaces
chainDb ethdb.Database // Block chain database
eventMux *event.TypeMux
engine consensus.Engine
accountManager *accounts.Manager
bloomRequests chan chan *bloombits.Retrieval // Channel receiving bloom data retrieval requests
bloomIndexer *core.ChainIndexer // Bloom indexer operating during block imports
// Dexon consensus.
app *DexconApp
governance *DexconGovernance
network *DexconNetwork
blockdb blockdb.BlockDatabase
consensus *dexCore.Consensus
networkID uint64
netRPCService *ethapi.PublicNetAPI
}
func New(ctx *node.ServiceContext, config *Config) (*Dexon, error) {
// Consensus.
db, err := blockdb.NewLevelDBBackedBlockDB("main.blockdb")
if err != nil {
panic(err)
}
app := NewDexconApp(nil)
gov := NewDexconGovernance()
network := NewDexconNetwork()
// TODO(w): replace this with node key.
privKey, err := ethCrypto.NewPrivateKey()
if err != nil {
panic(err)
}
consensus := dexCore.NewConsensus(
app, gov, db, network, privKey, ethCrypto.SigToPub)
dex := &Dexon{
config: config,
eventMux: ctx.EventMux,
accountManager: ctx.AccountManager,
shutdownChan: make(chan bool),
networkID: config.NetworkId,
bloomRequests: make(chan chan *bloombits.Retrieval),
app: app,
governance: gov,
network: network,
blockdb: db,
consensus: consensus,
}
return dex, nil
}
func (s *Dexon) Protocols() []p2p.Protocol {
return nil
}
func (s *Dexon) APIs() []rpc.API {
return nil
}
func (s *Dexon) Start(server *p2p.Server) error {
return nil
}
func (s *Dexon) Stop() error {
return nil
}
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