Example #1
0
func New(config *Config) (*C, error) {
	c := &C{
		config: config,
		topics: newTopicPartitions(),
		pool: newBrokerPool(func(addr string) *broker.B {
			cfg := config.BrokerConfig
			cfg.Connection.Addr = addr
			return broker.New(&cfg)
		}),
	}
	for _, addr := range config.Brokers {
		c.pool.AddAddr(addr)
	}
	return c, nil
}
Example #2
0
func main() {
	var cfg Config
	flag.StringVar(&cfg.Broker, "broker", "", "broker address")

	// get subcommand
	if len(os.Args) < 2 {
		usage()
		os.Exit(1)
	}
	subCmd := os.Args[1]
	os.Args = append(os.Args[0:1], os.Args[2:]...)

	switch subCmd {
	case "meta":
		var topicsArg string
		flag.StringVar(&topicsArg, "topics", "", "topic names seperated by comma")
		flag.Parse()
		br := broker.New(broker.DefaultConfig().WithAddr(cfg.Broker))
		cfg.Meta.Topics = strings.Split(topicsArg, ",")
		if err := meta(br, &cfg.Meta); err != nil {
			log.Fatal(err)
		}
	case "coord":
		flag.StringVar(&cfg.Coord.GroupName, "group", "", "group name")
		flag.Parse()
		br := broker.New(broker.DefaultConfig().WithAddr(cfg.Broker))
		if err := coord(br, &cfg.Coord); err != nil {
			log.Fatal(err)
		}
	case "offset":
		flag.StringVar(&cfg.Offset.GroupName, "group", "", "group name")
		flag.StringVar(&cfg.Offset.Topic, "topic", "", "topic name")
		flag.IntVar(&cfg.Offset.Partition, "partition", 0, "partition")
		flag.Parse()
		br := broker.New(broker.DefaultConfig().WithAddr(cfg.Broker))
		if err := offset(br, &cfg.Offset); err != nil {
			log.Fatal(err)
		}
	case "commit":
		flag.StringVar(&cfg.Commit.GroupName, "group", "", "group name")
		flag.StringVar(&cfg.Commit.Topic, "topic", "", "topic name")
		flag.IntVar(&cfg.Commit.Partition, "partition", 0, "partition")
		flag.IntVar(&cfg.Commit.Offset, "offset", 0, "offset")
		flag.IntVar(&cfg.Commit.Retention, "retention", 0, "retention")
		flag.Parse()
		br := broker.New(broker.DefaultConfig().WithAddr(cfg.Broker))
		if err := commit(br, &cfg.Commit); err != nil {
			log.Fatal(err)
		}
	case "time":
		flag.StringVar(&cfg.Offset.Topic, "topic", "", "topic name")
		flag.IntVar(&cfg.Offset.Partition, "partition", 0, "partition")
		flag.IntVar(&cfg.Offset.Partition, "time", 0, "time")
		flag.Parse()
		br := broker.New(broker.DefaultConfig().WithAddr(cfg.Broker))
		if err := timeOffset(br, &cfg.Time); err != nil {
			log.Fatal(err)
		}
	case "consume":
		flag.StringVar(&cfg.Consume.Topic, "topic", "", "topic name")
		flag.IntVar(&cfg.Consume.Partition, "partition", 0, "partition")
		flag.IntVar(&cfg.Consume.Offset, "offset", 0, "offset")
		flag.Parse()
		br := broker.New(broker.DefaultConfig().WithAddr(cfg.Broker))
		if err := consume(br, &cfg.Consume); err != nil {
			log.Fatal(err)
		}
	default:
		log.Fatalf("invalid subcommand %s", subCmd)
	}
}