You've already forked orderservice
102 lines
2.4 KiB
Go
102 lines
2.4 KiB
Go
package server
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import (
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"context"
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"fmt"
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"log"
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"net"
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"net/http"
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"orderservice/internal/config"
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"orderservice/internal/interceptor"
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orderGrpcHandler "orderservice/internal/handler/grpc"
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orderInMemory "orderservice/internal/repository/inmemory"
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"orderservice/internal/service"
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pb "orderservice/pkg/api/order"
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"github.com/grpc-ecosystem/grpc-gateway/v2/runtime"
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"google.golang.org/grpc"
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"google.golang.org/grpc/credentials/insecure"
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"google.golang.org/grpc/reflection"
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)
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type Server struct {
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grpcServer *grpc.Server
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config *config.Config
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}
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func New(cfg *config.Config) *Server {
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loggerInterceptor := interceptor.NewLoggerInterceptor()
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grpcServer := grpc.NewServer(
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grpc.UnaryInterceptor(loggerInterceptor.Unary()),
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grpc.StreamInterceptor(loggerInterceptor.Stream()),
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)
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return &Server{
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grpcServer: grpcServer,
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config: cfg,
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}
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}
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func runHTTPHandler(s *Server, grpcServerEndpoint *string) error {
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ctx := context.Background()
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ctx, cancel := context.WithCancel(ctx)
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defer cancel()
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mux := runtime.NewServeMux()
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opts := []grpc.DialOption{grpc.WithTransportCredentials(insecure.NewCredentials())}
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err := pb.RegisterOrderServiceHandlerFromEndpoint(ctx, mux, *grpcServerEndpoint, opts)
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if err != nil {
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return err
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}
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addr := fmt.Sprintf(":%d", s.config.HTTPPort)
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return http.ListenAndServe(addr, mux)
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}
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func (s *Server) RegisterServices() {
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repo := orderInMemory.NewOrderRepository()
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orderService := service.NewOrderService(repo)
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orderHandler := orderGrpcHandler.NewOrderHandler(orderService)
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pb.RegisterOrderServiceServer(s.grpcServer, orderHandler)
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if s.config.GRPCEnableReflection {
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reflection.Register(s.grpcServer)
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log.Println("gRPC server will start with reflection")
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}
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}
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func (s *Server) Start() error {
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addr := fmt.Sprintf(":%d", s.config.GRPCPort)
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lis, err := net.Listen("tcp", addr) //nolint:noctx // no need to use context here
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if err != nil {
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return fmt.Errorf("failed to listen: %w", err)
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}
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if s.config.EnableHTTPHandler {
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go func() {
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log.Printf("Starting HTTP gateway on port %d", s.config.HTTPPort)
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if err := runHTTPHandler(s, &addr); err != nil {
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log.Printf("HTTP gateway failed: %v", err)
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}
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}()
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}
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log.Printf("Starting gRPC server on port %d", s.config.GRPCPort)
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if err := s.grpcServer.Serve(lis); err != nil {
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return fmt.Errorf("failed to serve: %w", err)
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}
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return nil
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}
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func (s *Server) Stop() {
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s.grpcServer.GracefulStop()
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log.Println("gRPC server stopped gracefully")
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}
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