mirror of https://github.com/milvus-io/milvus.git
48 lines
1.6 KiB
Go
48 lines
1.6 KiB
Go
package service
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import (
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"github.com/milvus-io/milvus/internal/streamingnode/server/service/handler/consumer"
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"github.com/milvus-io/milvus/internal/streamingnode/server/service/handler/producer"
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"github.com/milvus-io/milvus/internal/streamingnode/server/walmanager"
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"github.com/milvus-io/milvus/pkg/streaming/proto/streamingpb"
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)
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var _ HandlerService = (*handlerServiceImpl)(nil)
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// NewHandlerService creates a new handler service.
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func NewHandlerService(walManager walmanager.Manager) HandlerService {
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return &handlerServiceImpl{
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walManager: walManager,
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}
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}
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type HandlerService = streamingpb.StreamingNodeHandlerServiceServer
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// handlerServiceImpl implements HandlerService.
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// handlerServiceImpl is just a rpc level to handle incoming grpc.
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// It should not handle any wal related logic, just
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// 1. recv request and transfer param into wal
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// 2. wait wal handling result and transform it into grpc response (convert error into grpc error)
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// 3. send response to client.
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type handlerServiceImpl struct {
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walManager walmanager.Manager
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}
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// Produce creates a new producer for the channel on this log node.
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func (hs *handlerServiceImpl) Produce(streamServer streamingpb.StreamingNodeHandlerService_ProduceServer) error {
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p, err := producer.CreateProduceServer(hs.walManager, streamServer)
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if err != nil {
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return err
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}
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return p.Execute()
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}
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// Consume creates a new consumer for the channel on this log node.
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func (hs *handlerServiceImpl) Consume(streamServer streamingpb.StreamingNodeHandlerService_ConsumeServer) error {
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c, err := consumer.CreateConsumeServer(hs.walManager, streamServer)
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if err != nil {
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return err
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}
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return c.Execute()
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}
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