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https://github.com/openimsdk/open-im-server.git
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50 lines
1.5 KiB
Go
50 lines
1.5 KiB
Go
package kafka
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import (
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log2 "Open_IM/pkg/common/log"
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"github.com/Shopify/sarama"
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"github.com/golang/protobuf/proto"
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)
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type Producer struct {
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topic string
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addr []string
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config *sarama.Config
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producer sarama.SyncProducer
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}
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func NewKafkaProducer(addr []string, topic string) *Producer {
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p := Producer{}
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p.config = sarama.NewConfig() //Instantiate a sarama Config
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p.config.Producer.Return.Successes = true //Whether to enable the successes channel to be notified after the message is sent successfully
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p.config.Producer.RequiredAcks = sarama.WaitForAll //Set producer Message Reply level 0 1 all
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p.config.Producer.Partitioner = sarama.NewHashPartitioner //Set the hash-key automatic hash partition. When sending a message, you must specify the key value of the message. If there is no key, the partition will be selected randomly
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p.addr = addr
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p.topic = topic
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producer, err := sarama.NewSyncProducer(p.addr, p.config) //Initialize the client
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if err != nil {
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panic(err.Error())
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return nil
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}
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p.producer = producer
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return &p
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}
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func (p *Producer) SendMessage(m proto.Message, key ...string) (int32, int64, error) {
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kMsg := &sarama.ProducerMessage{}
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kMsg.Topic = p.topic
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if len(key) == 1 {
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kMsg.Key = sarama.StringEncoder(key[0])
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}
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bMsg, err := proto.Marshal(m)
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if err != nil {
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log2.Error("", "", "proto marshal err = %s", err.Error())
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return -1, -1, err
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}
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kMsg.Value = sarama.ByteEncoder(bMsg)
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return p.producer.SendMessage(kMsg)
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}
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