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producer.go
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/
producer.go
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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package main
import (
"fmt"
"github.com/apache/rocketmq-client-go/core"
)
func sendMessage(config *rocketmq.ProducerConfig) {
producer, err := rocketmq.NewProducer(config)
if err != nil {
fmt.Println("create Producer failed, error:", err)
return
}
err = producer.Start()
if err != nil {
fmt.Println("start producer error", err)
return
}
defer producer.Shutdown()
fmt.Printf("Producer: %s started... \n", producer)
for i := 0; i < *amount; i++ {
msg := fmt.Sprintf("%s-%d", *body, i)
result, err := producer.SendMessageSync(&rocketmq.Message{Topic: *topic, Body: msg})
if err != nil {
fmt.Println("Error:", err)
}
fmt.Printf("send message: %s result: %s\n", msg, result)
}
fmt.Println("shutdown producer.")
}