dex, cmd: Add DMoment to command line (#87)

4 files changed, 20 insertions, 6 deletions

diff --git a/cmd/gdex/main.go b/cmd/gdex/main.go
index 6d495ba11..f4e9bf994 100644
--- a/cmd/gdex/main.go
+++ b/cmd/gdex/main.go
@@ -98,6 +98,7 @@ 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 ecd36eacf..da820a544 100644
--- a/cmd/utils/flags.go
+++ b/cmd/utils/flags.go
@@ -325,6 +325,10 @@ 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",
@@ -1260,6 +1264,16 @@ 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()
+	}
 }
 
 // SetDashboardConfig applies dashboard related command line flags to the config.
diff --git a/dex/backend.go b/dex/backend.go
index 8153dc2ed..5ea30b1a9 100644
--- a/dex/backend.go
+++ b/dex/backend.go
@@ -166,12 +166,8 @@ func New(ctx *node.ServiceContext, config *Config) (*Dexon, error) {
 
 	privKey := coreEcdsa.NewPrivateKeyFromECDSA(config.PrivateKey)
 
-	// TODO(w): set this correctly in config.
-	now := time.Now()
-	dMoment := time.Date(
-		now.Year(), now.Month(), now.Day(),
-		now.Hour(), now.Minute(), (now.Second()/5+1)*5,
-		0, now.Location())
+	dMoment := time.Unix(config.DMoment, int64(0))
+	log.Info("DEXON Consensus DMoment", "time", dMoment)
 
 	dex.consensus = dexCore.NewConsensus(dMoment,
 		dex.app, dex.governance, blockdb.NewDatabase(chainDb), dex.network, privKey, log.Root())
diff --git a/dex/config.go b/dex/config.go
index 5fa7d87e8..404be2fb0 100644
--- a/dex/config.go
+++ b/dex/config.go
@@ -114,4 +114,7 @@ type Config struct {
 	EWASMInterpreter string
 	// Type of the EVM interpreter ("" for default)
 	EVMInterpreter string
+
+	// Dexon options
+	DMoment int64
 }