47 lines
807 B
Go
Executable File
47 lines
807 B
Go
Executable File
package main
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import (
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"context"
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"flag"
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"fmt"
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"log"
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"os"
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"os/signal"
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"syscall"
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"time"
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"github.com/segmentio/kafka-go"
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)
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var id = flag.String("id", "", "Consumer ID")
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func main() {
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flag.Parse()
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ctx, cancel := signal.NotifyContext(context.Background(), syscall.SIGTERM, os.Interrupt)
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defer cancel()
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go func() {
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reader := kafka.NewReader(kafka.ReaderConfig{
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Brokers: []string{"127.0.0.1:29092"},
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Topic: "demo",
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GroupID: "my-group",
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SessionTimeout: time.Second * 6,
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})
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defer reader.Close()
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for {
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msg, err := reader.ReadMessage(ctx)
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if err != nil {
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log.Fatal(err)
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}
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fmt.Printf("Consumer: %s Parition: %d Offset: %d Key: %s\n", *id, msg.Partition, msg.Offset, msg.Key)
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time.Sleep(300 * time.Millisecond)
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}
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}()
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<-ctx.Done()
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}
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