From 7d53965dce0013f8c75a3ae556f57b8a22a484e6 Mon Sep 17 00:00:00 2001
From: Wei-Ning Huang <w@cobinhood.com>
Date: Thu, 18 Oct 2018 21:56:12 +0800
Subject: core: set governance owner in genesis

---
 core/genesis.go             |  4 +++-
 params/config.go            | 28 +++++++++++++++-------------
 params/gen_dexcon_config.go |  7 +++++++
 test/genesis.json           |  3 ++-
 4 files changed, 27 insertions(+), 15 deletions(-)

diff --git a/core/genesis.go b/core/genesis.go
index a176deb00..c9f4e2499 100644
--- a/core/genesis.go
+++ b/core/genesis.go
@@ -255,7 +255,6 @@ func (g *Genesis) ToBlock(db ethdb.Database) *types.Block {
 	govStateHelper := vm.GovernanceStateHelper{statedb}
 
 	for addr, account := range g.Alloc {
-		fmt.Println(account)
 		statedb.AddBalance(addr, new(big.Int).Sub(account.Balance, account.Staked))
 		statedb.SetCode(addr, account.Code)
 		statedb.SetNonce(addr, account.Nonce)
@@ -277,6 +276,9 @@ func (g *Genesis) ToBlock(db ethdb.Database) *types.Block {
 			govStateHelper.Stake(addr, account.PublicKey, account.Staked)
 		}
 	}
+	// Owner.
+	govStateHelper.SetOwner(g.Config.Dexcon.Owner)
+
 	// Governance configuration.
 	govStateHelper.UpdateConfiguration(g.Config.Dexcon)
 
diff --git a/params/config.go b/params/config.go
index fdf716661..c5437256b 100644
--- a/params/config.go
+++ b/params/config.go
@@ -232,18 +232,19 @@ func (c *CliqueConfig) String() string {
 
 // DexconConfig is the consensus engine configs for DEXON consensus.
 type DexconConfig struct {
-	GenesisCRSText   string   `json:"genesisCRSText"`
-	NumChains        uint32   `json:"numChains"`
-	LambdaBA         uint64   `json:"lambdaBA"`
-	LambdaDKG        uint64   `json:"lambdaDKG"`
-	K                int      `json:"k"`
-	PhiRatio         float32  `json:"phiRatio"`
-	NotarySetSize    uint32   `json:"notarySetSize"`
-	DKGSetSize       uint32   `json:"dkgSetSize"`
-	RoundInterval    uint64   `json:"roundInterval"`
-	MinBlockInterval uint64   `json:"minBlockInterval"`
-	MaxBlockInterval uint64   `json:"maxBlockInterval"`
-	BlockReward      *big.Int `json:"blockReward"`
+	Owner            common.Address `json:"owner"`
+	GenesisCRSText   string         `json:"genesisCRSText"`
+	NumChains        uint32         `json:"numChains"`
+	LambdaBA         uint64         `json:"lambdaBA"`
+	LambdaDKG        uint64         `json:"lambdaDKG"`
+	K                int            `json:"k"`
+	PhiRatio         float32        `json:"phiRatio"`
+	NotarySetSize    uint32         `json:"notarySetSize"`
+	DKGSetSize       uint32         `json:"dkgSetSize"`
+	RoundInterval    uint64         `json:"roundInterval"`
+	MinBlockInterval uint64         `json:"minBlockInterval"`
+	MaxBlockInterval uint64         `json:"maxBlockInterval"`
+	BlockReward      *big.Int       `json:"blockReward"`
 }
 
 type dexconConfigSpecMarshaling struct {
@@ -252,7 +253,8 @@ type dexconConfigSpecMarshaling struct {
 
 // String implements the stringer interface, returning the consensus engine details.
 func (d *DexconConfig) String() string {
-	return fmt.Sprintf("{GenesisCRSText: %v NumChains: %v LambdaBA: %v LambdaDKG: %v K: %v PhiRatio: %v NotarySetSize: %v DKGSetSize: %v RoundInterval: %v MinBlockInterval: %v MaxBlockInterval: %v BlockReward: %v",
+	return fmt.Sprintf("{Owner: %v GenesisCRSText: %v NumChains: %v LambdaBA: %v LambdaDKG: %v K: %v PhiRatio: %v NotarySetSize: %v DKGSetSize: %v RoundInterval: %v MinBlockInterval: %v MaxBlockInterval: %v BlockReward: %v",
+		d.Owner,
 		d.GenesisCRSText,
 		d.NumChains,
 		d.LambdaBA,
diff --git a/params/gen_dexcon_config.go b/params/gen_dexcon_config.go
index bd169584f..e53560e47 100644
--- a/params/gen_dexcon_config.go
+++ b/params/gen_dexcon_config.go
@@ -6,6 +6,7 @@ import (
 	"encoding/json"
 	"math/big"
 
+	"github.com/dexon-foundation/dexon/common"
 	"github.com/dexon-foundation/dexon/common/math"
 )
 
@@ -14,6 +15,7 @@ var _ = (*dexconConfigSpecMarshaling)(nil)
 // MarshalJSON marshals as JSON.
 func (d DexconConfig) MarshalJSON() ([]byte, error) {
 	type DexconConfig struct {
+		Owner            common.Address        `json:"owner"`
 		GenesisCRSText   string                `json:"genesisCRSText"`
 		NumChains        uint32                `json:"numChains"`
 		LambdaBA         uint64                `json:"lambdaBA"`
@@ -28,6 +30,7 @@ func (d DexconConfig) MarshalJSON() ([]byte, error) {
 		BlockReward      *math.HexOrDecimal256 `json:"blockReward"`
 	}
 	var enc DexconConfig
+	enc.Owner = d.Owner
 	enc.GenesisCRSText = d.GenesisCRSText
 	enc.NumChains = d.NumChains
 	enc.LambdaBA = d.LambdaBA
@@ -46,6 +49,7 @@ func (d DexconConfig) MarshalJSON() ([]byte, error) {
 // UnmarshalJSON unmarshals from JSON.
 func (d *DexconConfig) UnmarshalJSON(input []byte) error {
 	type DexconConfig struct {
+		Owner            *common.Address       `json:"owner"`
 		GenesisCRSText   *string               `json:"genesisCRSText"`
 		NumChains        *uint32               `json:"numChains"`
 		LambdaBA         *uint64               `json:"lambdaBA"`
@@ -63,6 +67,9 @@ func (d *DexconConfig) UnmarshalJSON(input []byte) error {
 	if err := json.Unmarshal(input, &dec); err != nil {
 		return err
 	}
+	if dec.Owner != nil {
+		d.Owner = *dec.Owner
+	}
 	if dec.GenesisCRSText != nil {
 		d.GenesisCRSText = *dec.GenesisCRSText
 	}
diff --git a/test/genesis.json b/test/genesis.json
index f5bf4036b..ba5965988 100644
--- a/test/genesis.json
+++ b/test/genesis.json
@@ -7,9 +7,10 @@
     "eip155Block": 0,
     "eip158Block": 0,
     "dexcon": {
+      "owner": "0x7C3c31B19395A5e2627F921Cc2802560B71f1caB",
       "genesisCRSText": "In DEXON, we trust.",
       "numChains": 1,
-      "lambdaBA": 250,
+      "lambdaBA": 50,
       "lambdaDKG": 2500,
       "k": 0,
       "phiRatio": 667000,
-- 
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