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cmd/utils: improve parsing of --miner.etherbase address #26541

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merged 1 commit into from
Jan 24, 2023
+13 −7
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cmd/utils: improve parsing of --miner.etherbase address #26541

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20 changes: 13 additions & 7 deletions cmd/utils/flags.go
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Original file line number Diff line number Diff line change
Expand Up @@ -21,6 +21,7 @@ import (
"bytes"
"context"
"crypto/ecdsa"
"encoding/hex"
"errors"
"fmt"
"math"
Expand Down Expand Up @@ -1344,14 +1345,19 @@ func MakeAddress(ks *keystore.KeyStore, account string) (accounts.Account, error

// setEtherbase retrieves the etherbase from the directly specified command line flags.
func setEtherbase(ctx *cli.Context, cfg *ethconfig.Config) {
if ctx.IsSet(MinerEtherbaseFlag.Name) {
b, err := hexutil.Decode(ctx.String(MinerEtherbaseFlag.Name))
if err != nil || len(b) != common.AddressLength {
log.Info("Failed to decode etherbase", "err", err)
return
}
cfg.Miner.Etherbase = common.BytesToAddress(b)
if !ctx.IsSet(MinerEtherbaseFlag.Name) {
return
}
addr := ctx.String(MinerEtherbaseFlag.Name)
if strings.HasPrefix(addr, "0x") || strings.HasPrefix(addr, "0X") {
addr = addr[2:]
}
b, err := hex.DecodeString(addr)
if err != nil || len(b) != common.AddressLength {
Fatalf("-%s: invalid etherbase address %q", MinerEtherbaseFlag.Name, addr)
return
}
cfg.Miner.Etherbase = common.BytesToAddress(b)
}

// MakePasswordList reads password lines from the file specified by the global --password flag.
Expand Down