cmd/puppeth, cmd/utils: finalize removal of gasTarget flag (ethereum#24370)

This PR fully removes the --miner.gastarget flag, as previously it was only hidden from the geth --help command, but could still be used.

Author: Zachinquarantine

cmd/geth/main.go

@@ -121,7 +121,6 @@ var (
 		utils.MiningEnabledFlag,
 		utils.MinerThreadsFlag,
 		utils.MinerNotifyFlag,
-		utils.LegacyMinerGasTargetFlag,
 		utils.MinerGasLimitFlag,
 		utils.MinerGasPriceFlag,
 		utils.MinerEtherbaseFlag,

cmd/puppeth/module_node.go

@@ -42,7 +42,7 @@ ADD genesis.json /genesis.json
 RUN \
   echo 'geth --cache 512 init /genesis.json' > geth.sh && \{{if .Unlock}}
 	echo 'mkdir -p /root/.ethereum/keystore/ && cp /signer.json /root/.ethereum/keystore/' >> geth.sh && \{{end}}
-	echo $'exec geth --networkid {{.NetworkID}} --cache 512 --port {{.Port}} --nat extip:{{.IP}} --maxpeers {{.Peers}} {{.LightFlag}} --ethstats \'{{.Ethstats}}\' {{if .Bootnodes}}--bootnodes {{.Bootnodes}}{{end}} {{if .Etherbase}}--miner.etherbase {{.Etherbase}} --mine --miner.threads 1{{end}} {{if .Unlock}}--unlock 0 --password /signer.pass --mine{{end}} --miner.gastarget {{.GasTarget}} --miner.gaslimit {{.GasLimit}} --miner.gasprice {{.GasPrice}}' >> geth.sh
+	echo $'exec geth --networkid {{.NetworkID}} --cache 512 --port {{.Port}} --nat extip:{{.IP}} --maxpeers {{.Peers}} {{.LightFlag}} --ethstats \'{{.Ethstats}}\' {{if .Bootnodes}}--bootnodes {{.Bootnodes}}{{end}} {{if .Etherbase}}--miner.etherbase {{.Etherbase}} --mine --miner.threads 1{{end}} {{if .Unlock}}--unlock 0 --password /signer.pass --mine{{end}} --miner.gaslimit {{.GasLimit}} --miner.gasprice {{.GasPrice}}' >> geth.sh
 
 ENTRYPOINT ["/bin/sh", "geth.sh"]
 `
@@ -68,7 +68,6 @@ services:
       - LIGHT_PEERS={{.LightPeers}}
       - STATS_NAME={{.Ethstats}}
       - MINER_NAME={{.Etherbase}}
-      - GAS_TARGET={{.GasTarget}}
       - GAS_LIMIT={{.GasLimit}}
       - GAS_PRICE={{.GasPrice}}
     logging:
@@ -106,7 +105,6 @@ func deployNode(client *sshClient, network string, bootnodes []string, config *n
 		"Bootnodes": strings.Join(bootnodes, ","),
 		"Ethstats":  config.ethstats,
 		"Etherbase": config.etherbase,
-		"GasTarget": uint64(1000000 * config.gasTarget),
 		"GasLimit":  uint64(1000000 * config.gasLimit),
 		"GasPrice":  uint64(1000000000 * config.gasPrice),
 		"Unlock":    config.keyJSON != "",
@@ -125,7 +123,6 @@ func deployNode(client *sshClient, network string, bootnodes []string, config *n
 		"LightPeers": config.peersLight,
 		"Ethstats":   getEthName(config.ethstats),
 		"Etherbase":  config.etherbase,
-		"GasTarget":  config.gasTarget,
 		"GasLimit":   config.gasLimit,
 		"GasPrice":   config.gasPrice,
 	})
@@ -164,7 +161,6 @@ type nodeInfos struct {
 	etherbase  string
 	keyJSON    string
 	keyPass    string
-	gasTarget  float64
 	gasLimit   float64
 	gasPrice   float64
 }
@@ -179,10 +175,9 @@ func (info *nodeInfos) Report() map[string]string {
 		"Peer count (light nodes)": strconv.Itoa(info.peersLight),
 		"Ethstats username":        info.ethstats,
 	}
-	if info.gasTarget > 0 {
+	if info.gasLimit > 0 {
 		// Miner or signer node
 		report["Gas price (minimum accepted)"] = fmt.Sprintf("%0.3f GWei", info.gasPrice)
-		report["Gas floor (baseline target)"] = fmt.Sprintf("%0.3f MGas", info.gasTarget)
 		report["Gas ceil  (target maximum)"] = fmt.Sprintf("%0.3f MGas", info.gasLimit)
 
 		if info.etherbase != "" {
@@ -223,7 +218,6 @@ func checkNode(client *sshClient, network string, boot bool) (*nodeInfos, error)
 	// Resolve a few types from the environmental variables
 	totalPeers, _ := strconv.Atoi(infos.envvars["TOTAL_PEERS"])
 	lightPeers, _ := strconv.Atoi(infos.envvars["LIGHT_PEERS"])
-	gasTarget, _ := strconv.ParseFloat(infos.envvars["GAS_TARGET"], 64)
 	gasLimit, _ := strconv.ParseFloat(infos.envvars["GAS_LIMIT"], 64)
 	gasPrice, _ := strconv.ParseFloat(infos.envvars["GAS_PRICE"], 64)
 
@@ -263,7 +257,6 @@ func checkNode(client *sshClient, network string, boot bool) (*nodeInfos, error)
 		etherbase:  infos.envvars["MINER_NAME"],
 		keyJSON:    keyJSON,
 		keyPass:    keyPass,
-		gasTarget:  gasTarget,
 		gasLimit:   gasLimit,
 		gasPrice:   gasPrice,
 	}

cmd/puppeth/wizard_node.go

@@ -50,7 +50,7 @@ func (w *wizard) deployNode(boot bool) {
 		if boot {
 			infos = &nodeInfos{port: 30303, peersTotal: 512, peersLight: 256}
 		} else {
-			infos = &nodeInfos{port: 30303, peersTotal: 50, peersLight: 0, gasTarget: 7.5, gasLimit: 10, gasPrice: 1}
+			infos = &nodeInfos{port: 30303, peersTotal: 50, peersLight: 0, gasLimit: 10, gasPrice: 1}
 		}
 	}
 	existed := err == nil
@@ -148,10 +148,6 @@ func (w *wizard) deployNode(boot bool) {
 			}
 		}
 		// Establish the gas dynamics to be enforced by the signer
-		fmt.Println()
-		fmt.Printf("What gas limit should empty blocks target (MGas)? (default = %0.3f)\n", infos.gasTarget)
-		infos.gasTarget = w.readDefaultFloat(infos.gasTarget)
-
 		fmt.Println()
 		fmt.Printf("What gas limit should full blocks target (MGas)? (default = %0.3f)\n", infos.gasLimit)
 		infos.gasLimit = w.readDefaultFloat(infos.gasLimit)

cmd/utils/flags.go

@@ -1649,9 +1649,6 @@ func setMiner(ctx *cli.Context, cfg *miner.Config) {
 	if ctx.IsSet(MinerNoVerifyFlag.Name) {
 		cfg.Noverify = ctx.Bool(MinerNoVerifyFlag.Name)
 	}
-	if ctx.IsSet(LegacyMinerGasTargetFlag.Name) {
-		log.Warn("The generic --miner.gastarget flag is deprecated and will be removed in the future!")
-	}
 }
 
 func setRequiredBlocks(ctx *cli.Context, cfg *ethconfig.Config) {

cmd/utils/flags_legacy.go

@@ -19,7 +19,6 @@ package utils
 import (
 	"fmt"
 
-	"github.com/ethereum/go-ethereum/eth/ethconfig"
 	"github.com/ethereum/go-ethereum/internal/flags"
 	"github.com/urfave/cli/v2"
 )
@@ -33,7 +32,6 @@ var ShowDeprecated = &cli.Command{
 }
 
 var DeprecatedFlags = []cli.Flag{
-	LegacyMinerGasTargetFlag,
 	NoUSBFlag,
 }
 
@@ -44,13 +42,6 @@ var (
 		Usage:    "Disables monitoring for and managing USB hardware wallets (deprecated)",
 		Category: flags.DeprecatedCategory,
 	}
-	// (Deprecated July 2021, shown in aliased flags section)
-	LegacyMinerGasTargetFlag = &cli.Uint64Flag{
-		Name:     "miner.gastarget",
-		Usage:    "Target gas floor for mined blocks (deprecated)",
-		Value:    ethconfig.Defaults.Miner.GasFloor,
-		Category: flags.DeprecatedCategory,
-	}
 )
 
 // showDeprecated displays deprecated flags that will be soon removed from the codebase.