server

var Cmd = &cobra.Command{
	Use:   "server",
	Short: "Run an Eth project server for receiving Ethereum block numbers.",
	Run: func(cmd *cobra.Command, args []string) {
		RunServer()
	},
	PreRunE: func(cmd *cobra.Command, args []string) error {
		if useRedis {
			if redisHost == "" {
				return fmt.Errorf("--use-redis called without --redis-host")
			}
			if redisPort <= 0 {
				return fmt.Errorf("--use-redis called without --redis-port")
			}
			if redisDb < 0 {
				return fmt.Errorf("--use-redis called without --redis-db")
			}
		}

		if useMySQL {
			if mySQLHost == "" {
				return fmt.Errorf("--use-mysql called without --mysql-host")
			}
			if mySQLUser == "" {
				return fmt.Errorf("--use-mysql called without --mysql-user")
			}
			if mySQLPass == "" {
				return fmt.Errorf("--use-mysql called without --mysql-pass")
			}
			if mySQLDb == "" {
				return fmt.Errorf("--use-mysql called without --mysql-db")
			}
		}

		return nil
	},
}

var RedisClientCountKey = "eth:ip_addresses"

var RedisHashTimestampKey = "eth:hashes"

var Timeout time.Duration = 1