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72 lines
2.1 KiB
72 lines
2.1 KiB
// Copyright © 2023 OpenIM. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package kafka
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import (
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"sync"
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"github.com/IBM/sarama"
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"github.com/OpenIMSDK/tools/errs"
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"github.com/openimsdk/open-im-server/v3/pkg/common/config"
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)
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type Consumer struct {
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addr []string
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WG sync.WaitGroup
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Topic string
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PartitionList []int32
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Consumer sarama.Consumer
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}
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func NewKafkaConsumer(addr []string, topic string, config *config.GlobalConfig) (*Consumer, error) {
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p := Consumer{}
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p.Topic = topic
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p.addr = addr
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consumerConfig := sarama.NewConfig()
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if config.Kafka.Username != "" && config.Kafka.Password != "" {
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consumerConfig.Net.SASL.Enable = true
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consumerConfig.Net.SASL.User = config.Kafka.Username
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consumerConfig.Net.SASL.Password = config.Kafka.Password
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}
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var tlsConfig *TLSConfig
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if config.Kafka.TLS != nil {
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tlsConfig = &TLSConfig{
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CACrt: config.Kafka.TLS.CACrt,
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ClientCrt: config.Kafka.TLS.ClientCrt,
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ClientKey: config.Kafka.TLS.ClientKey,
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ClientKeyPwd: config.Kafka.TLS.ClientKeyPwd,
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InsecureSkipVerify: false,
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}
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}
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err := SetupTLSConfig(consumerConfig, tlsConfig)
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if err != nil {
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return nil, err
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}
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consumer, err := sarama.NewConsumer(p.addr, consumerConfig)
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if err != nil {
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return nil, errs.Wrap(err, "NewKafkaConsumer: creating consumer failed")
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}
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p.Consumer = consumer
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partitionList, err := consumer.Partitions(p.Topic)
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if err != nil {
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return nil, errs.Wrap(err, "NewKafkaConsumer: getting partitions failed")
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}
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p.PartitionList = partitionList
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return &p, nil
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}
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