params: write dMoment into ChainConfig (#150)

11 files changed, 42 insertions, 36 deletions

diff --git a/cmd/gdex/main.go b/cmd/gdex/main.go
index 8e08e2d77..a2597c098 100644
--- a/cmd/gdex/main.go
+++ b/cmd/gdex/main.go
@@ -98,7 +98,6 @@ var (
 		utils.MaxPeersFlag,
 		utils.MaxPendingPeersFlag,
 		utils.BlockProposerEnabledFlag,
-		utils.ConsensusDMomentFlag,
 		utils.MiningEnabledFlag,
 		utils.MinerThreadsFlag,
 		utils.MinerLegacyThreadsFlag,
diff --git a/cmd/utils/flags.go b/cmd/utils/flags.go
index bfe565c30..d26bbb065 100644
--- a/cmd/utils/flags.go
+++ b/cmd/utils/flags.go
@@ -326,10 +326,6 @@ var (
 		Name:  "bp",
 		Usage: "Enable block proposer mode (node set)",
 	}
-	ConsensusDMomentFlag = cli.Uint64Flag{
-		Name:  "dmoment",
-		Usage: "Set the DMoment of DEXON Consensus (unix timestamp)",
-	}
 	// Miner settings
 	MiningEnabledFlag = cli.BoolFlag{
 		Name:  "mine",
@@ -1288,16 +1284,6 @@ func SetDexConfig(ctx *cli.Context, stack *node.Node, cfg *dex.Config) {
 	if gen := ctx.GlobalInt(TrieCacheGenFlag.Name); gen > 0 {
 		state.MaxTrieCacheGen = uint16(gen)
 	}
-	if ctx.GlobalIsSet(ConsensusDMomentFlag.Name) {
-		cfg.DMoment = int64(ctx.GlobalUint64(ConsensusDMomentFlag.Name))
-	} else {
-		// TODO(jimmy): default DMoment should be set based on networkId.
-		now := time.Now()
-		cfg.DMoment = time.Date(
-			now.Year(), now.Month(), now.Day(),
-			now.Hour(), now.Minute(), (now.Second()/5+1)*5,
-			0, now.Location()).Unix()
-	}
 
 	// Set indexer config.
 	setIndexerConfig(ctx, cfg)
diff --git a/dex/backend.go b/dex/backend.go
index 88cfa3033..c75fdfa29 100644
--- a/dex/backend.go
+++ b/dex/backend.go
@@ -162,8 +162,7 @@ func New(ctx *node.ServiceContext, config *Config) (*Dexon, error) {
 	// Set config fetcher so engine can fetch current system configuration from state.
 	engine.SetGovStateFetcher(dex.governance)
 
-	dMoment := time.Unix(config.DMoment, int64(0))
-	log.Info("DEXON Consensus DMoment", "time", dMoment)
+	dMoment := time.Unix(int64(chainConfig.DMoment), 0)
 
 	// Force starting with full sync mode if this node is a bootstrap proposer.
 	if config.BlockProposerEnabled && dMoment.After(time.Now()) {
@@ -171,8 +170,8 @@ func New(ctx *node.ServiceContext, config *Config) (*Dexon, error) {
 	}
 
 	pm, err := NewProtocolManager(dex.chainConfig, config.SyncMode,
-		config.NetworkId, dex.eventMux, dex.txPool, dex.engine, dex.blockchain,
-		chainDb, config.BlockProposerEnabled, dex.governance, dex.app)
+		config.NetworkId, chainConfig.DMoment, dex.eventMux, dex.txPool, dex.engine,
+		dex.blockchain, chainDb, config.BlockProposerEnabled, dex.governance, dex.app)
 	if err != nil {
 		return nil, err
 	}
diff --git a/dex/handler.go b/dex/handler.go
index a097605c0..a3fbf2ba9 100644
--- a/dex/handler.go
+++ b/dex/handler.go
@@ -91,6 +91,7 @@ func errResp(code errCode, format string, v ...interface{}) error {
 
 type ProtocolManager struct {
 	networkID uint64
+	dMoment   uint64
 
 	fastSync  uint32 // Flag whether fast sync is enabled (gets disabled if we already have blocks)
 	acceptTxs uint32 // Flag whether we're considered synchronised (enables transaction processing)
@@ -147,13 +148,14 @@ type ProtocolManager struct {
 // with the Ethereum network.
 func NewProtocolManager(
 	config *params.ChainConfig, mode downloader.SyncMode, networkID uint64,
-	mux *event.TypeMux, txpool txPool, engine consensus.Engine,
+	dMoment uint64, mux *event.TypeMux, txpool txPool, engine consensus.Engine,
 	blockchain *core.BlockChain, chaindb ethdb.Database,
 	isBlockProposer bool, gov governance, app dexconApp) (*ProtocolManager, error) {
 	tab := newNodeTable()
 	// Create the protocol manager with the base fields
 	manager := &ProtocolManager{
 		networkID:       networkID,
+		dMoment:         dMoment,
 		eventMux:        mux,
 		txpool:          txpool,
 		nodeTable:       tab,
@@ -343,7 +345,7 @@ func (pm *ProtocolManager) handle(p *peer) error {
 		hash    = head.Hash()
 		number  = head.Number.Uint64()
 	)
-	if err := p.Handshake(pm.networkID, number, hash, genesis.Hash()); err != nil {
+	if err := p.Handshake(pm.networkID, pm.dMoment, number, hash, genesis.Hash()); err != nil {
 		p.Log().Debug("Ethereum handshake failed", "err", err)
 		return err
 	}
diff --git a/dex/helper_test.go b/dex/helper_test.go
index 86a901cc2..e3d6aa3b7 100644
--- a/dex/helper_test.go
+++ b/dex/helper_test.go
@@ -46,6 +46,8 @@ var (
 	testBank       = crypto.PubkeyToAddress(testBankKey.PublicKey)
 )
 
+const dMoment = 123456
+
 // testP2PServer is a fake, helper p2p server for testing purposes.
 type testP2PServer struct {
 	mu      sync.Mutex
@@ -134,7 +136,7 @@ func newTestProtocolManager(mode downloader.SyncMode, blocks int, generator func
 		notarySetFunc: func(uint64, uint32) (map[string]struct{}, error) { return nil, nil },
 	}
 
-	pm, err := NewProtocolManager(gspec.Config, mode, DefaultConfig.NetworkId, evmux, &testTxPool{added: newtx}, engine, blockchain, db, true, tgov, &testApp{})
+	pm, err := NewProtocolManager(gspec.Config, mode, DefaultConfig.NetworkId, dMoment, evmux, &testTxPool{added: newtx}, engine, blockchain, db, true, tgov, &testApp{})
 	if err != nil {
 		return nil, nil, err
 	}
@@ -275,17 +277,18 @@ func newTestPeer(name string, version int, pm *ProtocolManager, shake bool) (*te
 			head    = pm.blockchain.CurrentHeader()
 			number  = head.Number.Uint64()
 		)
-		tp.handshake(nil, number, head.Hash(), genesis.Hash())
+		tp.handshake(nil, dMoment, number, head.Hash(), genesis.Hash())
 	}
 	return tp, errc
 }
 
 // handshake simulates a trivial handshake that expects the same state from the
 // remote side as we are simulating locally.
-func (p *testPeer) handshake(t *testing.T, number uint64, head common.Hash, genesis common.Hash) {
+func (p *testPeer) handshake(t *testing.T, dMoment uint64, number uint64, head common.Hash, genesis common.Hash) {
 	msg := &statusData{
 		ProtocolVersion: uint32(p.version),
 		NetworkId:       DefaultConfig.NetworkId,
+		DMoment:         uint64(dMoment),
 		Number:          number,
 		CurrentBlock:    head,
 		GenesisBlock:    genesis,
diff --git a/dex/peer.go b/dex/peer.go
index 295c5c400..0a67db688 100644
--- a/dex/peer.go
+++ b/dex/peer.go
@@ -631,7 +631,7 @@ func (p *peer) RequestReceipts(hashes []common.Hash) error {
 
 // Handshake executes the eth protocol handshake, negotiating version number,
 // network IDs, difficulties, head and genesis blocks.
-func (p *peer) Handshake(network uint64, number uint64, head common.Hash, genesis common.Hash) error {
+func (p *peer) Handshake(network uint64, dMoment uint64, number uint64, head common.Hash, genesis common.Hash) error {
 	// Send out own handshake in a new thread
 	errc := make(chan error, 2)
 	var status statusData // safe to read after two values have been received from errc
@@ -640,13 +640,14 @@ func (p *peer) Handshake(network uint64, number uint64, head common.Hash, genesi
 		errc <- p2p.Send(p.rw, StatusMsg, &statusData{
 			ProtocolVersion: uint32(p.version),
 			NetworkId:       network,
+			DMoment:         dMoment,
 			Number:          number,
 			CurrentBlock:    head,
 			GenesisBlock:    genesis,
 		})
 	}()
 	go func() {
-		errc <- p.readStatus(network, &status, genesis)
+		errc <- p.readStatus(network, dMoment, &status, genesis)
 	}()
 	timeout := time.NewTimer(handshakeTimeout)
 	defer timeout.Stop()
@@ -664,7 +665,7 @@ func (p *peer) Handshake(network uint64, number uint64, head common.Hash, genesi
 	return nil
 }
 
-func (p *peer) readStatus(network uint64, status *statusData, genesis common.Hash) (err error) {
+func (p *peer) readStatus(network uint64, dMoment uint64, status *statusData, genesis common.Hash) (err error) {
 	msg, err := p.rw.ReadMsg()
 	if err != nil {
 		return err
@@ -685,6 +686,9 @@ func (p *peer) readStatus(network uint64, status *statusData, genesis common.Has
 	if status.NetworkId != network {
 		return errResp(ErrNetworkIdMismatch, "%d (!= %d)", status.NetworkId, network)
 	}
+	if status.DMoment != dMoment {
+		return errResp(ErrDMomentMismatch, "%d (!= %d)", status.DMoment, dMoment)
+	}
 	if int(status.ProtocolVersion) != p.version {
 		return errResp(ErrProtocolVersionMismatch, "%d (!= %d)", status.ProtocolVersion, p.version)
 	}
diff --git a/dex/protocol.go b/dex/protocol.go
index c6b4c37c4..9244b8bb7 100644
--- a/dex/protocol.go
+++ b/dex/protocol.go
@@ -106,6 +106,7 @@ const (
 	ErrInvalidMsgCode
 	ErrProtocolVersionMismatch
 	ErrNetworkIdMismatch
+	ErrDMomentMismatch
 	ErrGenesisBlockMismatch
 	ErrNoStatusMsg
 	ErrExtraStatusMsg
@@ -123,6 +124,7 @@ var errorToString = map[int]string{
 	ErrInvalidMsgCode:          "Invalid message code",
 	ErrProtocolVersionMismatch: "Protocol version mismatch",
 	ErrNetworkIdMismatch:       "NetworkId mismatch",
+	ErrDMomentMismatch:         "DMoment mismatch",
 	ErrGenesisBlockMismatch:    "Genesis block mismatch",
 	ErrNoStatusMsg:             "No status message",
 	ErrExtraStatusMsg:          "Extra status message",
@@ -177,6 +179,7 @@ type p2pServer interface {
 type statusData struct {
 	ProtocolVersion uint32
 	NetworkId       uint64
+	DMoment         uint64
 	Number          uint64
 	CurrentBlock    common.Hash
 	GenesisBlock    common.Hash
diff --git a/dex/protocol_test.go b/dex/protocol_test.go
index e9bd4e110..5c68785e8 100644
--- a/dex/protocol_test.go
+++ b/dex/protocol_test.go
@@ -69,15 +69,19 @@ func testStatusMsgErrors(t *testing.T, protocol int) {
 			wantError: errResp(ErrNoStatusMsg, "first msg has code 2 (!= 0)"),
 		},
 		{
-			code: StatusMsg, data: statusData{10, DefaultConfig.NetworkId, number, head.Hash(), genesis.Hash()},
+			code: StatusMsg, data: statusData{10, DefaultConfig.NetworkId, dMoment, number, head.Hash(), genesis.Hash()},
 			wantError: errResp(ErrProtocolVersionMismatch, "10 (!= %d)", protocol),
 		},
 		{
-			code: StatusMsg, data: statusData{uint32(protocol), 999, number, head.Hash(), genesis.Hash()},
+			code: StatusMsg, data: statusData{uint32(protocol), 999, dMoment, number, head.Hash(), genesis.Hash()},
 			wantError: errResp(ErrNetworkIdMismatch, "999 (!= 237)"),
 		},
 		{
-			code: StatusMsg, data: statusData{uint32(protocol), DefaultConfig.NetworkId, number, head.Hash(), common.Hash{3}},
+			code: StatusMsg, data: statusData{uint32(protocol), DefaultConfig.NetworkId, 123450, number, head.Hash(), genesis.Hash()},
+			wantError: errResp(ErrDMomentMismatch, "123450 (!= %d)", dMoment),
+		},
+		{
+			code: StatusMsg, data: statusData{uint32(protocol), DefaultConfig.NetworkId, dMoment, number, head.Hash(), common.Hash{3}},
 			wantError: errResp(ErrGenesisBlockMismatch, "0300000000000000 (!= %x)", genesis.Hash().Bytes()[:8]),
 		},
 	}
diff --git a/params/config.go b/params/config.go
index fd7bac275..843ffdc92 100644
--- a/params/config.go
+++ b/params/config.go
@@ -41,6 +41,7 @@ var (
 	// MainnetChainConfig is the chain parameters to run a node on the main network.
 	MainnetChainConfig = &ChainConfig{
 		ChainID:             big.NewInt(237),
+		DMoment:             0,
 		HomesteadBlock:      big.NewInt(0),
 		DAOForkBlock:        big.NewInt(0),
 		DAOForkSupport:      true,
@@ -89,6 +90,7 @@ var (
 	// TestnetChainConfig contains the chain parameters to run a node on the Taiwan test network.
 	TestnetChainConfig = &ChainConfig{
 		ChainID:             big.NewInt(238),
+		DMoment:             1547462100,
 		HomesteadBlock:      big.NewInt(0),
 		DAOForkBlock:        nil,
 		DAOForkSupport:      true,
@@ -127,6 +129,7 @@ var (
 	// TaipeiChainConfig contains the chain parameters to run a node on the Taipei test network.
 	TaipeiChainConfig = &ChainConfig{
 		ChainID:             big.NewInt(239),
+		DMoment:             0,
 		HomesteadBlock:      big.NewInt(0),
 		DAOForkBlock:        nil,
 		DAOForkSupport:      true,
@@ -176,23 +179,24 @@ var (
 	//
 	// This configuration is intentionally not using keyed fields to force anyone
 	// adding flags to the config to also have to set these fields.
-	AllEthashProtocolChanges = &ChainConfig{big.NewInt(1337), big.NewInt(0), nil, false, big.NewInt(0), common.Hash{}, big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), nil, new(EthashConfig), nil, nil}
+	AllEthashProtocolChanges = &ChainConfig{big.NewInt(1337), 0, big.NewInt(0), nil, false, big.NewInt(0), common.Hash{}, big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), nil, new(EthashConfig), nil, nil}
 
 	// AllCliqueProtocolChanges contains every protocol change (EIPs) introduced
 	// and accepted by the Ethereum core developers into the Clique consensus.
 	//
 	// This configuration is intentionally not using keyed fields to force anyone
 	// adding flags to the config to also have to set these fields.
-	AllCliqueProtocolChanges = &ChainConfig{big.NewInt(1337), big.NewInt(0), nil, false, big.NewInt(0), common.Hash{}, big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), nil, nil, &CliqueConfig{Period: 0, Epoch: 30000}, nil}
+	AllCliqueProtocolChanges = &ChainConfig{big.NewInt(1337), 0, big.NewInt(0), nil, false, big.NewInt(0), common.Hash{}, big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), nil, nil, &CliqueConfig{Period: 0, Epoch: 30000}, nil}
 
-	AllDexconProtocolChanges = &ChainConfig{big.NewInt(1337), big.NewInt(0), nil, false, big.NewInt(0), common.Hash{}, big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), nil, nil, nil, new(DexconConfig)}
+	AllDexconProtocolChanges = &ChainConfig{big.NewInt(1337), 0, big.NewInt(0), nil, false, big.NewInt(0), common.Hash{}, big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), nil, nil, nil, new(DexconConfig)}
 
-	TestChainConfig = &ChainConfig{big.NewInt(1), big.NewInt(0), nil, false, big.NewInt(0), common.Hash{}, big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), nil, new(EthashConfig), nil, nil}
+	TestChainConfig = &ChainConfig{big.NewInt(1), 0, big.NewInt(0), nil, false, big.NewInt(0), common.Hash{}, big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), nil, new(EthashConfig), nil, nil}
 	TestRules       = TestChainConfig.Rules(new(big.Int))
 
 	// Ethereum MainnetChainConfig is the chain parameters to run a node on the main network.
 	EthereumMainnetChainConfig = &ChainConfig{
 		ChainID:             big.NewInt(1),
+		DMoment:             0,
 		HomesteadBlock:      big.NewInt(1150000),
 		DAOForkBlock:        big.NewInt(1920000),
 		DAOForkSupport:      true,
@@ -208,6 +212,7 @@ var (
 	// Ethereum TestnetChainConfig contains the chain parameters to run a node on the Ropsten test network.
 	EthereumTestnetChainConfig = &ChainConfig{
 		ChainID:             big.NewInt(3),
+		DMoment:             0,
 		HomesteadBlock:      big.NewInt(0),
 		DAOForkBlock:        nil,
 		DAOForkSupport:      true,
@@ -240,6 +245,7 @@ type TrustedCheckpoint struct {
 // set of configuration options.
 type ChainConfig struct {
 	ChainID *big.Int `json:"chainId"` // chainId identifies the current chain and is used for replay protection
+	DMoment uint64   `json:"dMoment"` // dMoment which indicate the starting time of the network
 
 	HomesteadBlock *big.Int `json:"homesteadBlock,omitempty"` // Homestead switch block (nil = no fork, 0 = already homestead)
 
diff --git a/test/genesis.json b/test/genesis.json
index ce3526883..efa2727ad 100644
--- a/test/genesis.json
+++ b/test/genesis.json
@@ -1,6 +1,7 @@
 {
   "config": {
     "chainId": 237,
+    "dMoment": 1547480026,
     "homesteadBlock": 0,
     "daoForkBlock": 0,
     "daoForkSupport": true,
diff --git a/test/run_test.sh b/test/run_test.sh
index 71b2715dd..a42e27142 100755
--- a/test/run_test.sh
+++ b/test/run_test.sh
@@ -22,6 +22,7 @@ rm -f log-latest
 ln -s $logsdir log-latest
 
 let dmoment=`date +%s`+7
+sed -i "s/\"dMoment\": [0-9]\+,/\"dMoment\": $dmoment,/g" $GENESIS
 
 # A standalone RPC server for accepting RPC requests.
 datadir=$PWD/Dexon.rpc
@@ -37,7 +38,6 @@ $GDEX \
   --ws --wsapi=eth,net,web3,debug \
   --wsaddr=0.0.0.0 --wsport=8546  \
   --wsorigins='*' --rpcvhosts='*' --rpccorsdomain="*" \
-  --dmoment=$dmoment \
   > $logsdir/gdex.rpc.log 2>&1 &
 
 # Nodes
@@ -57,7 +57,6 @@ for i in $(seq 0 3); do
     --ws --wsapi=eth,net,web3,debug \
     --wsaddr=0.0.0.0 --wsport=$((8548 + $i * 2)) \
     --wsorigins='*' --rpcvhosts='*' --rpccorsdomain="*" \
-    --dmoment=$dmoment \
     --pprof --pprofaddr=localhost --pprofport=$((6060 + $i)) \
     > $logsdir/gdex.$i.log 2>&1 &
 done