goo_kafka

README

kafka

goo_kafka.Client().Topics()

// 发送消息，不指定分区
goo_kafka.Producer().SendMessage("test", []byte("hi hnatao"))

// 发送消息，指定分区
goo_kafka.Producer().WithPartition(0).SendMessage("test", []byte("hi hnatao"))

// 发送异步消息，不指定分区
goo_kafka.Producer().SendAsyncMessage("test", []byte("hi hnatao"), func(msg *goo_kafka.ProducerMessage, err error) {
})

// 发送异步消息，指定分区
goo_kafka.Producer().WithPartition(0).SendAsyncMessage("test", []byte("hi hnatao"), func(msg *goo_kafka.ProducerMessage, err error) {
})

// 消费消息，指定分区，指定起始位置
goo_kafka.Consumer().WithPartition(0).WithOffset(100).Consume("test", func(msg *goo_kafka.ConsumerMessage, consumerErr *goo_kafka.ConsumerError) error {
    return nil
})

// 消费消息，指定分区，从最新位置开始
goo_kafka.Consumer().WithPartition(0).WithOffsetNewest().Consume("test", func(msg *goo_kafka.ConsumerMessage, consumerErr *goo_kafka.ConsumerError) error {
    return nil
})

// 消费消息，指定分区，从最头开始
goo_kafka.Consumer().WithPartition(0).WithOffsetOldest().Consume("test", func(msg *goo_kafka.ConsumerMessage, consumerErr *goo_kafka.ConsumerError) error {
    return nil
})

// 消费消息，分组消息，分组里面只要1个消费者消费
goo_kafka.Consumer().ConsumeGroup("test-id", []string{"test"}, func(msg *goo_kafka.ConsumerMessage, consumerErr *goo_kafka.ConsumerError) error {
    return nil
})

Documentation

Index

• func Client() *client
• func Consumer() iConsumer
• func Init(conf Config) error
• func OffsetInfo(topic, groupId string) (data []map[string]int64)
• func Partitions(topic string) []int32
• func Producer() iProducer
• func Topics() []string
• type Config
• type ConsumerError
• type ConsumerHandler
• type ConsumerMessage
  • func (msg ConsumerMessage) Commit()
• type MessageHandler
• type ProducerMessage

Functions

func Client

func Client() *client

客户端

func Consumer

func Consumer() iConsumer

消费者

func Init

func Init(conf Config) error

初始化

func OffsetInfo

func OffsetInfo(topic, groupId string) (data []map[string]int64)

分区数量

func Partitions

func Partitions(topic string) []int32

分区数量

func Producer

func Producer() iProducer

生产者

func Topics

func Topics() []string

主题列表

Types

type Config

type Config struct {
	User              string   `json:"user" yaml:"user"`
	Password          string   `json:"password" yaml:"password"`
	Addrs             []string `json:"addrs" yaml:"addrs"`
	Timeout           int      `json:"timeout" yaml:"timeout"`
	HeartbeatInterval int      `json:"heartbeat_interval" yaml:"heartbeat_interval"`
	SessionTimeout    int      `json:"session_timeout" yaml:"session_timeout"`
	RebalanceTimeout  int      `json:"rebalance_timeout" yaml:"rebalance_timeout"`
}

type ConsumerError

type ConsumerError struct {
	*sarama.ConsumerError
}

type ConsumerHandler

type ConsumerHandler func(msg *ConsumerMessage, consumerErr *ConsumerError) error

type ConsumerMessage

type ConsumerMessage struct {
	*sarama.ConsumerMessage
	GroupSession sarama.ConsumerGroupSession
}

func (ConsumerMessage) Commit

func (msg ConsumerMessage) Commit()

type MessageHandler

type MessageHandler func(msg *ProducerMessage, err error)

type ProducerMessage

type ProducerMessage struct {
	*sarama.ProducerMessage
}