Function readRequiredFlag

cmd/es-node/utils.go:241–249

(ctx *cli.Context, flag cli.StringFlag)

}

func readRequiredFlag(ctx *cli.Context, flag cli.StringFlag) string {
	name := flag.GetName()
	if !ctx.IsSet(name) {
		lg.Crit("Flag or environment variable is required", "flag", name, "envVar", flag.EnvVar)
	}
	value := ctx.String(name)
	lg.Info("Read flag", "name", name, "value", value)
	return value
}

func downloadBlobFromRPC(endpoint string, kvIndex uint64, hash common.Hash) ([]byte, error) {
	rpcClient, err := rpc.DialOptions(context.Background(), endpoint, rpc.WithHTTPClient(http.DefaultClient))