feat(cmd): add OverrideStoryDenomTheogony override option (#68)

cmd/geth/config.go

@@ -190,6 +190,11 @@ func makeFullNode(ctx *cli.Context) *node.Node {
 		cfg.Eth.OverrideStoryTheogony = overrideTheogony
 	}
 
+	if ctx.IsSet(utils.OverrideStoryDenomTheogony.Name) {
+		overrideDenomTheogony := ctx.Uint64(utils.OverrideStoryDenomTheogony.Name)
+		cfg.Eth.OverrideStoryDenomTheogony = &overrideDenomTheogony
+	}
+
 	backend, eth := utils.RegisterEthService(stack, &cfg.Eth)
 
 	// Create gauge with geth system and build information

cmd/geth/main.go

@@ -159,6 +159,7 @@ var (
 		utils.CollectWitnessFlag,
 		utils.Override4844Flag,
 		utils.OverrideStoryTheogony,
+		utils.OverrideStoryDenomTheogony,
 	}, utils.NetworkFlags, utils.DatabaseFlags)
 
 	rpcFlags = []cli.Flag{

cmd/utils/flags.go

@@ -986,6 +986,12 @@ Please note that --` + MetricsHTTPFlag.Name + ` must be set to start the server.
 		Usage:    "Manually specify the Theogony fork block height, overriding the bundled setting",
 		Category: flags.EthCategory,
 	}
+
+	OverrideStoryDenomTheogony = &cli.IntFlag{
+		Name:     "override.denomtheogony",
+		Usage:    "Manually specify the Theogony EIP1559 Denominator, overriding the bundled setting",
+		Category: flags.EthCategory,
+	}
 )
 
 var (

core/genesis.go

@@ -250,8 +250,9 @@ type ChainOverrides struct {
 	OverrideVerkle *uint64
 
 	// For Story
-	Override4844          bool
-	OverrideStoryTheogony *big.Int
+	Override4844               bool
+	OverrideStoryTheogony      *big.Int
+	OverrideStoryDenomTheogony *uint64
 }
 
 // SetupGenesisBlock writes or updates the genesis block in db.
@@ -289,6 +290,9 @@ func SetupGenesisBlockWithOverride(db ethdb.Database, triedb *triedb.Database, g
 			if overrides != nil && overrides.OverrideStoryTheogony != nil {
 				config.TheogonyBlock = overrides.OverrideStoryTheogony
 			}
+			if overrides != nil && overrides.OverrideStoryDenomTheogony != nil {
+				config.EIP1559DenomTheogony = overrides.OverrideStoryDenomTheogony
+			}
 		}
 	}
 	// Just commit the new block if there is no stored genesis block.

eth/backend.go

@@ -223,6 +223,9 @@ func New(stack *node.Node, config *ethconfig.Config) (*Ethereum, error) {
 	if config.OverrideStoryTheogony != nil {
 		overrides.OverrideStoryTheogony = config.OverrideStoryTheogony
 	}
+	if config.OverrideStoryDenomTheogony != nil {
+		overrides.OverrideStoryDenomTheogony = config.OverrideStoryDenomTheogony
+	}
 	// TODO (MariusVanDerWijden) get rid of shouldPreserve in a follow-up PR
 	shouldPreserve := func(header *types.Header) bool {
 		return false

eth/ethconfig/config.go

@@ -173,6 +173,9 @@ type Config struct {
 
 	// Override Theogony fork block height
 	OverrideStoryTheogony *big.Int `toml:",omitempty"`
+
+	// Override EIP1559 Denominator for Theogony hardfork
+	OverrideStoryDenomTheogony *uint64 `toml:",omitempty"`
 }
 
 // CreateConsensusEngine creates a consensus engine for the given chain config.