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cmd/puppeth: store genesis locally to persist restarts

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This commit is contained in:
Péter Szilágyi
2017-10-26 12:39:03 +03:00
parent 7abf968d6f
commit 80be5e5463
9 changed files with 64 additions and 49 deletions
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41
cmd/puppeth/wizard_genesis.go
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@ -124,7 +124,10 @@ func (w *wizard) makeGenesis() {
genesis.Config.ChainId = new(big.Int).SetUint64(uint64(w.readDefaultInt(rand.Intn(65536))))
// All done, store the genesis and flush to disk
w.conf.genesis = genesis
log.Info("Configured new genesis block")
w.conf.Genesis = genesis
w.conf.flush()
}
// manageGenesis permits the modification of chain configuration parameters in
@ -134,44 +137,56 @@ func (w *wizard) manageGenesis() {
fmt.Println()
fmt.Println(" 1. Modify existing fork rules")
fmt.Println(" 2. Export genesis configuration")
fmt.Println(" 3. Remove genesis configuration")
choice := w.read()
switch {
case choice == "1":
// Fork rule updating requested, iterate over each fork
fmt.Println()
fmt.Printf("Which block should Homestead come into effect? (default = %v)\n", w.conf.genesis.Config.HomesteadBlock)
w.conf.genesis.Config.HomesteadBlock = w.readDefaultBigInt(w.conf.genesis.Config.HomesteadBlock)
fmt.Printf("Which block should Homestead come into effect? (default = %v)\n", w.conf.Genesis.Config.HomesteadBlock)
w.conf.Genesis.Config.HomesteadBlock = w.readDefaultBigInt(w.conf.Genesis.Config.HomesteadBlock)
fmt.Println()
fmt.Printf("Which block should EIP150 come into effect? (default = %v)\n", w.conf.genesis.Config.EIP150Block)
w.conf.genesis.Config.EIP150Block = w.readDefaultBigInt(w.conf.genesis.Config.EIP150Block)
fmt.Printf("Which block should EIP150 come into effect? (default = %v)\n", w.conf.Genesis.Config.EIP150Block)
w.conf.Genesis.Config.EIP150Block = w.readDefaultBigInt(w.conf.Genesis.Config.EIP150Block)
fmt.Println()
fmt.Printf("Which block should EIP155 come into effect? (default = %v)\n", w.conf.genesis.Config.EIP155Block)
w.conf.genesis.Config.EIP155Block = w.readDefaultBigInt(w.conf.genesis.Config.EIP155Block)
fmt.Printf("Which block should EIP155 come into effect? (default = %v)\n", w.conf.Genesis.Config.EIP155Block)
w.conf.Genesis.Config.EIP155Block = w.readDefaultBigInt(w.conf.Genesis.Config.EIP155Block)
fmt.Println()
fmt.Printf("Which block should EIP158 come into effect? (default = %v)\n", w.conf.genesis.Config.EIP158Block)
w.conf.genesis.Config.EIP158Block = w.readDefaultBigInt(w.conf.genesis.Config.EIP158Block)
fmt.Printf("Which block should EIP158 come into effect? (default = %v)\n", w.conf.Genesis.Config.EIP158Block)
w.conf.Genesis.Config.EIP158Block = w.readDefaultBigInt(w.conf.Genesis.Config.EIP158Block)
fmt.Println()
fmt.Printf("Which block should Byzantium come into effect? (default = %v)\n", w.conf.genesis.Config.ByzantiumBlock)
w.conf.genesis.Config.ByzantiumBlock = w.readDefaultBigInt(w.conf.genesis.Config.ByzantiumBlock)
fmt.Printf("Which block should Byzantium come into effect? (default = %v)\n", w.conf.Genesis.Config.ByzantiumBlock)
w.conf.Genesis.Config.ByzantiumBlock = w.readDefaultBigInt(w.conf.Genesis.Config.ByzantiumBlock)
out, _ := json.MarshalIndent(w.conf.genesis.Config, "", " ")
out, _ := json.MarshalIndent(w.conf.Genesis.Config, "", " ")
fmt.Printf("Chain configuration updated:\n\n%s\n", out)
case choice == "2":
// Save whatever genesis configuration we currently have
fmt.Println()
fmt.Printf("Which file to save the genesis into? (default = %s.json)\n", w.network)
out, _ := json.MarshalIndent(w.conf.genesis, "", " ")
out, _ := json.MarshalIndent(w.conf.Genesis, "", " ")
if err := ioutil.WriteFile(w.readDefaultString(fmt.Sprintf("%s.json", w.network)), out, 0644); err != nil {
log.Error("Failed to save genesis file", "err", err)
}
log.Info("Exported existing genesis block")
case choice == "3":
// Make sure we don't have any services running
if len(w.conf.servers()) > 0 {
log.Error("Genesis reset requires all services and servers torn down")
return
}
log.Info("Genesis block destroyed")
w.conf.Genesis = nil
w.conf.flush()
default:
log.Error("That's not something I can do")
}