[resharding] add resharding epoch

Signed-off-by: Leo Chen <leo@harmony.one>

cmd/harmony/main.go

@@ -185,7 +185,19 @@ func setupGenesisAccount() (isLeader bool) {
 	genesisShardingConfig := core.ShardingSchedule.InstanceForEpoch(big.NewInt(core.GenesisEpoch))
 	pubKey := setUpConsensusKey(nodeconfig.GetDefaultConfig())
 
-	isLeader, genesisAccount = genesisShardingConfig.FindAccount(pubKey.SerializeToHexStr())
+	reshardingEpoch := genesisShardingConfig.ReshardingEpoch()
+	if reshardingEpoch != nil && len(reshardingEpoch) > 0 {
+		for _, epoch := range reshardingEpoch {
+			config := core.ShardingSchedule.InstanceForEpoch(epoch)
+			isLeader, genesisAccount = config.FindAccount(pubKey.SerializeToHexStr())
+			if genesisAccount != nil {
+				break
+			}
+		}
+	} else {
+		isLeader, genesisAccount = genesisShardingConfig.FindAccount(pubKey.SerializeToHexStr())
+	}
+
 	if genesisAccount == nil {
 		fmt.Printf("cannot find your BLS key in the genesis/FN tables: %s\n", pubKey.SerializeToHexStr())
 		os.Exit(100)
@@ -433,7 +445,7 @@ func main() {
 	}
 
 	isLeader := false
-	if !*isExplorer && !*isNewNode { // Explorer node doesn't need the following setup
+	if !*isExplorer { // Explorer node doesn't need the following setup
 		isLeader = setupGenesisAccount()
 	}
 	if *shardID >= 0 {

internal/configs/sharding/localnet.go

@@ -12,19 +12,24 @@ var LocalnetSchedule localnetSchedule
 
 type localnetSchedule struct{}
 
+const (
+	localnetV1Epoch = 10
+	localnetV2Epoch = 20
+)
+
 func (localnetSchedule) InstanceForEpoch(epoch *big.Int) Instance {
 	switch {
-	case epoch.Cmp(big.NewInt(20)) >= 0:
+	case epoch.Cmp(big.NewInt(localnetV2Epoch)) >= 0:
 		return localnetV2
-	case epoch.Cmp(big.NewInt(10)) >= 0:
+	case epoch.Cmp(big.NewInt(localnetV1Epoch)) >= 0:
 		return localnetV1
 	default: // genesis
 		return localnetV0
 	}
 }
 
-var reshardingEpoch = []*big.Int{big.NewInt(10), big.NewInt(20)}
+var localnetReshardingEpoch = []*big.Int{big.NewInt(0), big.NewInt(localnetV1Epoch), big.NewInt(localnetV2Epoch)}
 
-var localnetV0 = MustNewInstance(2, 7, 5, genesis.LocalHarmonyAccounts, genesis.LocalFnAccounts, reshardingEpoch)
-var localnetV1 = MustNewInstance(2, 7, 5, genesis.LocalHarmonyAccountsV1, genesis.LocalFnAccountsV1, reshardingEpoch)
-var localnetV2 = MustNewInstance(2, 7, 4, genesis.LocalHarmonyAccountsV2, genesis.LocalFnAccountsV2, reshardingEpoch)
+var localnetV0 = MustNewInstance(2, 7, 5, genesis.LocalHarmonyAccounts, genesis.LocalFnAccounts, localnetReshardingEpoch)
+var localnetV1 = MustNewInstance(2, 7, 5, genesis.LocalHarmonyAccountsV1, genesis.LocalFnAccountsV1, localnetReshardingEpoch)
+var localnetV2 = MustNewInstance(2, 10, 4, genesis.LocalHarmonyAccountsV2, genesis.LocalFnAccountsV2, localnetReshardingEpoch)

internal/configs/sharding/mainnet.go

@@ -22,7 +22,7 @@ func (mainnetSchedule) InstanceForEpoch(epoch *big.Int) Instance {
 	}
 }
 
-var mainnetV0 = MustNewInstance(4, 150, 112, genesis.HarmonyAccounts, genesis.FoundationalNodeAccounts, nil)
-
+var mainnetReshardingEpoch = make([]*big.Int, 0)
+var mainnetV0 = MustNewInstance(4, 150, 112, genesis.HarmonyAccounts, genesis.FoundationalNodeAccounts, mainnetReshardingEpoch)
 //var mainnetV2 = MustNewInstance(8, 200, 100)
 //var mainnet6400 = MustNewInstance(16, 400, 50)

internal/configs/sharding/shardingconfig.go

@@ -34,4 +34,7 @@ type Instance interface {
 
 	// FindAccount returns the deploy account based on the blskey
 	FindAccount(blsPubKey string) (bool, *genesis.DeployAccount)
+
+	// ReshardingEpoch return list of Epoch while off-chain resharding happens
+	ReshardingEpoch() []*big.Int
 }

internal/configs/sharding/testnet.go

@@ -19,4 +19,5 @@ func (testnetSchedule) InstanceForEpoch(epoch *big.Int) Instance {
 	}
 }
 
-var testnetV0 = MustNewInstance(2, 150, 150, genesis.TNHarmonyAccounts, genesis.FoundationalNodeAccounts, nil)
+var testnetReshardingEpoch = make([]*big.Int, 0)
+var testnetV0 = MustNewInstance(2, 150, 150, genesis.TNHarmonyAccounts, genesis.FoundationalNodeAccounts, testnetReshardingEpoch)