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¶
go-kafka
seperated from go-utils/kafka
Documentation
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Index ¶
Examples ¶
Constants ¶
This section is empty.
Variables ¶
This section is empty.
Functions ¶
This section is empty.
Types ¶
type CommitFilter ¶
type CommitFilter struct {
// contains filtered or unexported fields
}
CommitFilter buffer to lazy commit kafka message
func NewCommitFilter ¶
func NewCommitFilter(ctx context.Context, kMsgPool *sync.Pool, opts ...CommitFilterOptFunc) (f *CommitFilter, err error)
NewCommitFilter create new CommitFilter
func (*CommitFilter) GetAfterChan ¶
func (f *CommitFilter) GetAfterChan() chan *KafkaMsg
GetAfterChan get channel out of GetAfterChan
func (*CommitFilter) GetBeforeChan ¶
func (f *CommitFilter) GetBeforeChan() chan *KafkaMsg
GetBeforeChan get channel send message in CommitFilter
type CommitFilterOptFunc ¶
type CommitFilterOptFunc func(*commitCheckOption) error
CommitFilterOptFunc option for CommitFilter
func WithCommitFilterCheckChanSize ¶
func WithCommitFilterCheckChanSize(size int) CommitFilterOptFunc
WithCommitFilterCheckChanSize set commit check channel's size
func WithCommitFilterCheckInterval ¶
func WithCommitFilterCheckInterval(interval time.Duration) CommitFilterOptFunc
WithCommitFilterCheckInterval set commit check interval
func WithCommitFilterCheckNum ¶
func WithCommitFilterCheckNum(num int) CommitFilterOptFunc
WithCommitFilterCheckNum set commit check num
type KafkaCli ¶
type KafkaCli struct {
*KafkaCliCfg
// contains filtered or unexported fields
}
KafkaCli kafka consumer client
Example ¶
var (
kmsgPool = &sync.Pool{
New: func() interface{} {
return &KafkaMsg{}
},
}
)
cli, err := NewKafkaCliWithGroupID(
context.Background(),
&KafkaCliCfg{
Brokers: []string{"brokers url here"},
Topics: []string{"topics name here"},
Groupid: "group id",
KMsgPool: kmsgPool,
},
WithCommitFilterCheckInterval(5*time.Second),
WithCommitFilterCheckNum(100),
)
if err != nil {
panic(errors.Wrap(err, "try to connect to kafka got error"))
}
for kmsg := range cli.Messages(context.Background()) {
// do something with kafka message
fmt.Println(string(kmsg.Message))
cli.CommitWithMsg(kmsg) // async commit
}
func NewKafkaCliWithGroupID ¶
func NewKafkaCliWithGroupID(ctx context.Context, cfg *KafkaCliCfg, opts ...CommitFilterOptFunc) (k *KafkaCli, err error)
NewKafkaCliWithGroupID create new kafka consumer
func (*KafkaCli) CommitWithMsg ¶
CommitWithMsg commit kafka message
func (*KafkaCli) ListenNotifications ¶
ListenNotifications log kafka broker notify
type KafkaCliCfg ¶
KafkaCliCfg configuration for kafka message
Source Files
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