wehub-resource-sync
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98 lines
3.4 KiB
Go
98 lines
3.4 KiB
Go
package server
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import (
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"context"
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"fmt"
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"google.golang.org/grpc"
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"github.com/milvus-io/milvus/internal/streamingnode/client/handler/registry"
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"github.com/milvus-io/milvus/internal/streamingnode/server/resource"
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"github.com/milvus-io/milvus/internal/streamingnode/server/service"
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"github.com/milvus-io/milvus/internal/streamingnode/server/walmanager"
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"github.com/milvus-io/milvus/internal/util/analyzer"
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"github.com/milvus-io/milvus/internal/util/fileresource"
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"github.com/milvus-io/milvus/internal/util/initcore"
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"github.com/milvus-io/milvus/internal/util/sessionutil"
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"github.com/milvus-io/milvus/pkg/v3/mlog"
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"github.com/milvus-io/milvus/pkg/v3/proto/streamingpb"
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_ "github.com/milvus-io/milvus/pkg/v3/streaming/walimpls/impls/kafka"
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_ "github.com/milvus-io/milvus/pkg/v3/streaming/walimpls/impls/pulsar"
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_ "github.com/milvus-io/milvus/pkg/v3/streaming/walimpls/impls/rmq"
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"github.com/milvus-io/milvus/pkg/v3/util/paramtable"
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)
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// Server is the streamingnode server.
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type Server struct {
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// session of current server.
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session *sessionutil.Session
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grpcServer *grpc.Server
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// service level instances.
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handlerService service.HandlerService
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managerService service.ManagerService
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// basic component instances.
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walManager walmanager.Manager
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}
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// Init initializes the streamingnode server.
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func (s *Server) init() {
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mlog.Info(context.TODO(), "init streamingnode server...")
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// init all basic components.
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s.initBasicComponent()
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// init all service.
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s.initService()
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// init file resource manager
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fileresource.InitManager(resource.Resource().ChunkManager(), fileresource.ParseMode(paramtable.Get().CommonCfg.QNFileResourceMode.GetValue()))
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if err := analyzer.InitOptions(); err != nil {
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panic(fmt.Sprintf("init analyzer options failed, %+v", err))
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}
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mlog.Info(context.TODO(), "init query segcore...")
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if err := initcore.InitQueryNode(context.TODO()); err != nil {
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panic(fmt.Sprintf("init query node segcore failed, %+v", err))
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}
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mlog.Info(context.TODO(), "streamingnode server initialized")
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}
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// Stop stops the streamingnode server.
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func (s *Server) Stop() {
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mlog.Info(context.TODO(), "stopping streamingnode server...")
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mlog.Info(context.TODO(), "close wal manager...")
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s.walManager.Close()
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mlog.Info(context.TODO(), "release streamingnode resources...")
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resource.Release()
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mlog.Info(context.TODO(), "streamingnode server stopped")
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}
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// initBasicComponent initialize all underlying dependency for streamingnode.
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func (s *Server) initBasicComponent() {
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var err error
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s.walManager, err = walmanager.OpenManager()
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if err != nil {
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panic(fmt.Sprintf("open wal manager failed, %+v", err))
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}
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// Register the wal manager to the local registry.
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registry.RegisterLocalWALManager(s.walManager)
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}
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// initService initializes the grpc service.
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func (s *Server) initService() {
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writeBufferManager := resource.Resource().WriteBufferManager()
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registry.RegisterLocalReleaseManualFlushPreparer(service.NewReleaseManualFlushPreparer(s.walManager, writeBufferManager))
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s.handlerService = service.NewHandlerService(s.walManager)
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s.managerService = service.NewManagerService(s.walManager)
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s.registerGRPCService(s.grpcServer)
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}
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// registerGRPCService register all grpc service to grpc server.
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func (s *Server) registerGRPCService(grpcServer *grpc.Server) {
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streamingpb.RegisterStreamingNodeHandlerServiceServer(grpcServer, s.handlerService)
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streamingpb.RegisterStreamingNodeManagerServiceServer(grpcServer, s.managerService)
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}
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