/
main.go
47 lines (40 loc) · 879 Bytes
/
main.go
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package main
import (
"flag"
"fmt"
"log"
"os"
"os/signal"
"strings"
)
var host = flag.String("h", "localhost:9092", "kafka hosts slice")
var topic = flag.String("t", "islog", "kafka topic")
func main() {
flag.Parse()
if *host == "" || *topic == "" {
fmt.Printf("pararm error,host=%s,topic=%s\n", *host, *topic)
os.Exit(0)
}
hosts := strings.Split(*host, ",")
//kafka
kafkaClient := NewKafkaClient()
err := kafkaClient.NewConsumer(hosts)
if err != nil {
os.Exit(-2)
}
defer kafkaClient.Close()
kafkaClient.GetTopicMsg(*topic)
// Trap SIGINT to trigger a shutdown.
signals := make(chan os.Signal, 2)
signal.Notify(signals, os.Interrupt)
signal.Notify(signals, os.Kill)
ConsumerLoop:
for {
select {
case msg := <-kafkaClient.Topicmap[*topic].Msgs:
log.Println("get msg ", string(msg.Value))
case <-signals:
break ConsumerLoop
}
}
}