all: remove Kiln testnet (#26522)

Kiln was deprecated after the merge.

cmd/geth/main.go

@@ -285,9 +285,6 @@ func prepare(ctx *cli.Context) {
 	case ctx.IsSet(utils.SepoliaFlag.Name):
 		log.Info("Starting Geth on Sepolia testnet...")
 
-	case ctx.IsSet(utils.KilnFlag.Name):
-		log.Info("Starting Geth on Kiln testnet...")
-
 	case ctx.IsSet(utils.DeveloperFlag.Name):
 		log.Info("Starting Geth in ephemeral dev mode...")
 		log.Warn(`You are running Geth in --dev mode. Please note the following:
@@ -316,7 +313,6 @@ func prepare(ctx *cli.Context) {
 			!ctx.IsSet(utils.SepoliaFlag.Name) &&
 			!ctx.IsSet(utils.RinkebyFlag.Name) &&
 			!ctx.IsSet(utils.GoerliFlag.Name) &&
-			!ctx.IsSet(utils.KilnFlag.Name) &&
 			!ctx.IsSet(utils.DeveloperFlag.Name) {
 			// Nope, we're really on mainnet. Bump that cache up!
 			log.Info("Bumping default cache on mainnet", "provided", ctx.Int(utils.CacheFlag.Name), "updated", 4096)

cmd/utils/flags.go

@@ -155,11 +155,6 @@ var (
 		Usage:    "Sepolia network: pre-configured proof-of-work test network",
 		Category: flags.EthCategory,
 	}
-	KilnFlag = &cli.BoolFlag{
-		Name:     "kiln",
-		Usage:    "Kiln network: pre-configured proof-of-work to proof-of-stake test network",
-		Category: flags.EthCategory,
-	}
 
 	// Dev mode
 	DeveloperFlag = &cli.BoolFlag{
@@ -1002,7 +997,6 @@ var (
 		RinkebyFlag,
 		GoerliFlag,
 		SepoliaFlag,
-		KilnFlag,
 	}
 	// NetworkFlags is the flag group of all built-in supported networks.
 	NetworkFlags = append([]cli.Flag{MainnetFlag}, TestnetFlags...)
@@ -1035,9 +1029,6 @@ func MakeDataDir(ctx *cli.Context) string {
 		if ctx.Bool(SepoliaFlag.Name) {
 			return filepath.Join(path, "sepolia")
 		}
-		if ctx.Bool(KilnFlag.Name) {
-			return filepath.Join(path, "kiln")
-		}
 		return path
 	}
 	Fatalf("Cannot determine default data directory, please set manually (--datadir)")
@@ -1092,8 +1083,6 @@ func setBootstrapNodes(ctx *cli.Context, cfg *p2p.Config) {
 		urls = params.RinkebyBootnodes
 	case ctx.Bool(GoerliFlag.Name):
 		urls = params.GoerliBootnodes
-	case ctx.Bool(KilnFlag.Name):
-		urls = params.KilnBootnodes
 	}
 
 	// don't apply defaults if BootstrapNodes is already set
@@ -1550,8 +1539,6 @@ func SetDataDir(ctx *cli.Context, cfg *node.Config) {
 		cfg.DataDir = filepath.Join(node.DefaultDataDir(), "goerli")
 	case ctx.Bool(SepoliaFlag.Name) && cfg.DataDir == node.DefaultDataDir():
 		cfg.DataDir = filepath.Join(node.DefaultDataDir(), "sepolia")
-	case ctx.Bool(KilnFlag.Name) && cfg.DataDir == node.DefaultDataDir():
-		cfg.DataDir = filepath.Join(node.DefaultDataDir(), "kiln")
 	}
 }
 
@@ -1742,7 +1729,7 @@ func CheckExclusive(ctx *cli.Context, args ...interface{}) {
 // SetEthConfig applies eth-related command line flags to the config.
 func SetEthConfig(ctx *cli.Context, stack *node.Node, cfg *ethconfig.Config) {
 	// Avoid conflicting network flags
-	CheckExclusive(ctx, MainnetFlag, DeveloperFlag, RopstenFlag, RinkebyFlag, GoerliFlag, SepoliaFlag, KilnFlag)
+	CheckExclusive(ctx, MainnetFlag, DeveloperFlag, RopstenFlag, RinkebyFlag, GoerliFlag, SepoliaFlag)
 	CheckExclusive(ctx, LightServeFlag, SyncModeFlag, "light")
 	CheckExclusive(ctx, DeveloperFlag, ExternalSignerFlag) // Can't use both ephemeral unlocked and external signer
 	if ctx.String(GCModeFlag.Name) == "archive" && ctx.Uint64(TxLookupLimitFlag.Name) != 0 {
@@ -1917,12 +1904,6 @@ func SetEthConfig(ctx *cli.Context, stack *node.Node, cfg *ethconfig.Config) {
 		}
 		cfg.Genesis = core.DefaultGoerliGenesisBlock()
 		SetDNSDiscoveryDefaults(cfg, params.GoerliGenesisHash)
-	case ctx.Bool(KilnFlag.Name):
-		if !ctx.IsSet(NetworkIdFlag.Name) {
-			cfg.NetworkId = 1337802
-		}
-		cfg.Genesis = core.DefaultKilnGenesisBlock()
-		SetDNSDiscoveryDefaults(cfg, params.KilnGenesisHash)
 	case ctx.Bool(DeveloperFlag.Name):
 		if !ctx.IsSet(NetworkIdFlag.Name) {
 			cfg.NetworkId = 1337
@@ -2230,8 +2211,6 @@ func MakeGenesis(ctx *cli.Context) *core.Genesis {
 		genesis = core.DefaultRinkebyGenesisBlock()
 	case ctx.Bool(GoerliFlag.Name):
 		genesis = core.DefaultGoerliGenesisBlock()
-	case ctx.Bool(KilnFlag.Name):
-		genesis = core.DefaultKilnGenesisBlock()
 	case ctx.Bool(DeveloperFlag.Name):
 		Fatalf("Developer chains are ephemeral")
 	}

core/genesis.go

@@ -431,8 +431,6 @@ func (g *Genesis) configOrDefault(ghash common.Hash) *params.ChainConfig {
 		return params.RinkebyChainConfig
 	case ghash == params.GoerliGenesisHash:
 		return params.GoerliChainConfig
-	case ghash == params.KilnGenesisHash:
-		return DefaultKilnGenesisBlock().Config
 	default:
 		return params.AllEthashProtocolChanges
 	}
@@ -581,16 +579,6 @@ func DefaultSepoliaGenesisBlock() *Genesis {
 	}
 }
 
-// DefaultKilnGenesisBlock returns the kiln network genesis block.
-func DefaultKilnGenesisBlock() *Genesis {
-	g := new(Genesis)
-	reader := strings.NewReader(KilnAllocData)
-	if err := json.NewDecoder(reader).Decode(g); err != nil {
-		panic(err)
-	}
-	return g
-}
-
 // DeveloperGenesisBlock returns the 'geth --dev' genesis block.
 func DeveloperGenesisBlock(period uint64, gasLimit uint64, faucet common.Address) *Genesis {
 	// Override the default period to the user requested one

params/bootnodes.go

@@ -75,13 +75,6 @@ var GoerliBootnodes = []string{
 	"enode://d2b720352e8216c9efc470091aa91ddafc53e222b32780f505c817ceef69e01d5b0b0797b69db254c586f493872352f5a022b4d8479a00fc92ec55f9ad46a27e@88.99.70.182:30303",
 }
 
-var KilnBootnodes = []string{
-	"enode://c354db99124f0faf677ff0e75c3cbbd568b2febc186af664e0c51ac435609badedc67a18a63adb64dacc1780a28dcefebfc29b83fd1a3f4aa3c0eb161364cf94@164.92.130.5:30303",
-	"enode://d41af1662434cad0a88fe3c7c92375ec5719f4516ab6d8cb9695e0e2e815382c767038e72c224e04040885157da47422f756c040a9072676c6e35c5b1a383cce@138.68.66.103:30303",
-	"enode://91a745c3fb069f6b99cad10b75c463d527711b106b622756e9ef9f12d2631b6cb885f831d1c8731b9bc7177cae5e1ea1f1be087f86d7d30b590a91f22bc041b0@165.232.180.230:30303",
-	"enode://b74bd2e8a9f0c53f0c93bcce80818f2f19439fd807af5c7fbc3efb10130c6ee08be8f3aaec7dc0a057ad7b2a809c8f34dc62431e9b6954b07a6548cc59867884@164.92.140.200:30303",
-}
-
 var V5Bootnodes = []string{
 	// Teku team's bootnode
 	"enr:-KG4QOtcP9X1FbIMOe17QNMKqDxCpm14jcX5tiOE4_TyMrFqbmhPZHK_ZPG2Gxb1GE2xdtodOfx9-cgvNtxnRyHEmC0ghGV0aDKQ9aX9QgAAAAD__________4JpZIJ2NIJpcIQDE8KdiXNlY3AyNTZrMaEDhpehBDbZjM_L9ek699Y7vhUJ-eAdMyQW_Fil522Y0fODdGNwgiMog3VkcIIjKA",

params/config.go

@@ -32,7 +32,6 @@ var (
 	SepoliaGenesisHash = common.HexToHash("0x25a5cc106eea7138acab33231d7160d69cb777ee0c2c553fcddf5138993e6dd9")
 	RinkebyGenesisHash = common.HexToHash("0x6341fd3daf94b748c72ced5a5b26028f2474f5f00d824504e4fa37a75767e177")
 	GoerliGenesisHash  = common.HexToHash("0xbf7e331f7f7c1dd2e05159666b3bf8bc7a8a3a9eb1d518969eab529dd9b88c1a")
-	KilnGenesisHash    = common.HexToHash("0x51c7fe41be669f69c45c33a56982cbde405313342d9e2b00d7c91a7b284dd4f8")
 )
 
 // TrustedCheckpoints associates each known checkpoint with the genesis hash of