Function initChain

cmd/cpchain/cmd_chain.go:173–210

initChain creates a genesis block from a toml format file

(ctx *cli.Context)

// initChain creates a genesis block from a toml format file
func initChain(ctx *cli.Context) error {
	// Make sure we have a valid genesis TOML and run with suitable runmode.
	genesisPath := ctx.Args().First()
	var genesis *core.Genesis

	if ctx.IsSet(flags.RunModeFlagName) {
		_ = configs.SetRunMode(configs.RunMode(ctx.String(flags.RunModeFlagName)))
	}
	log.Info("runMode", "runMode", configs.GetRunMode())

	if len(genesisPath) == 0 {
		genesis = core.DefaultGenesisBlock()
	} else {
		file, err := os.Open(genesisPath)
		if err != nil {
			log.Fatalf("Failed to read genesis file: %v", err)
		}
		defer file.Close()

		genesis = new(core.Genesis)
		if err := toml.NewDecoder(file).Decode(genesis); err != nil {
			log.Fatalf("invalid genesis file: %v", err)
		}
	}
	// Intialize database.
	_, node := newConfigNode(ctx)
	name := configs.DatabaseName
	chaindb, err := node.OpenDatabase(name, 0, 0)
	if err != nil {
		log.Fatalf("Failed to open database: %v", err)
	}
	_, hash, err := core.SetupGenesisBlock(chaindb, genesis)
	if err != nil {
		log.Fatalf("Failed to write genesis block: %v", err)
	}
	log.Info("Successfully wrote genesis state", "database", name, "hash", hash.Hex())
	return nil
}

func cleanDB(ctx *cli.Context) {
	_, node := newConfigNode(ctx)