// SpawnSmartConsumer creates a SmartConsumer instance with the specified
// configuration and starts all its goroutines.
func SpawnSmartConsumer(config *config.T) (*SmartConsumer, error) {
kafkaClient, err := sarama.NewClient(config.Kafka.SeedPeers, config.SaramaConfig())
if err != nil {
return nil, ErrConsumerSetup(fmt.Errorf("failed to create sarama.Client: err=(%v)", err))
}
offsetMgr, err := sarama.NewOffsetManagerFromClient(kafkaClient)
if err != nil {
return nil, ErrConsumerSetup(fmt.Errorf("failed to create sarama.OffsetManager: err=(%v)", err))
}
kazooConn, err := kazoo.NewKazoo(config.ZooKeeper.SeedPeers, config.KazooConfig())
if err != nil {
return nil, ErrConsumerSetup(fmt.Errorf("failed to create kazoo.Kazoo: err=(%v)", err))
}
sc := &SmartConsumer{
baseCID: sarama.RootCID.NewChild("smartConsumer"),
config: config,
kafkaClient: kafkaClient,
offsetMgr: offsetMgr,
kazooConn: kazooConn,
}
sc.dispatcher = newDispatcher(sc.baseCID, sc, sc.config)
sc.dispatcher.start()
return sc, nil
}
