复制项目

pkg/mqbuild/builder.go

@@ -0,0 +1,60 @@
+package mqbuild
+
+import (
+	"context"
+	"fmt"
+
+	"git.imall.cloud/openim/open-im-server-deploy/pkg/common/config"
+	"github.com/openimsdk/tools/mq"
+	"github.com/openimsdk/tools/mq/kafka"
+	"github.com/openimsdk/tools/mq/simmq"
+)
+
+type Builder interface {
+	GetTopicProducer(ctx context.Context, topic string) (mq.Producer, error)
+	GetTopicConsumer(ctx context.Context, topic string) (mq.Consumer, error)
+}
+
+func NewBuilder(kafka *config.Kafka) Builder {
+	if config.Standalone() {
+		return standaloneBuilder{}
+	}
+	return &kafkaBuilder{
+		addr:   kafka.Address,
+		config: kafka.Build(),
+		topicGroupID: map[string]string{
+			kafka.ToRedisTopic:       kafka.ToRedisGroupID,
+			kafka.ToMongoTopic:       kafka.ToMongoGroupID,
+			kafka.ToPushTopic:        kafka.ToPushGroupID,
+			kafka.ToOfflinePushTopic: kafka.ToOfflineGroupID,
+		},
+	}
+}
+
+type standaloneBuilder struct{}
+
+func (standaloneBuilder) GetTopicProducer(ctx context.Context, topic string) (mq.Producer, error) {
+	return simmq.GetTopicProducer(topic), nil
+}
+
+func (standaloneBuilder) GetTopicConsumer(ctx context.Context, topic string) (mq.Consumer, error) {
+	return simmq.GetTopicConsumer(topic), nil
+}
+
+type kafkaBuilder struct {
+	addr         []string
+	config       *kafka.Config
+	topicGroupID map[string]string
+}
+
+func (x *kafkaBuilder) GetTopicProducer(ctx context.Context, topic string) (mq.Producer, error) {
+	return kafka.NewKafkaProducerV2(x.config, x.addr, topic)
+}
+
+func (x *kafkaBuilder) GetTopicConsumer(ctx context.Context, topic string) (mq.Consumer, error) {
+	groupID, ok := x.topicGroupID[topic]
+	if !ok {
+		return nil, fmt.Errorf("topic %s groupID not found", topic)
+	}
+	return kafka.NewMConsumerGroupV2(ctx, x.config, groupID, []string{topic}, true)
+}