Files
Datarush/internal/task/server/server.go
T

103 lines
2.2 KiB
Go

package server
import (
"fmt"
"log"
"net"
"time"
"datarush/internal/task/config"
grpcHandlers "datarush/internal/task/handler/grpc"
taskPostgresRepo "datarush/internal/task/repository/postgres"
"datarush/internal/task/service"
authpb "datarush/pkg/api/auth"
pb "datarush/pkg/api/task"
"datarush/pkg/interceptor"
"github.com/jmoiron/sqlx"
_ "github.com/lib/pq"
"google.golang.org/grpc"
"google.golang.org/grpc/reflection"
)
const (
httpReadTimeout = 10 * time.Second
httpWriteTimeout = 10 * time.Second
httpIdleTimeout = 60 * time.Second
)
type Server struct {
grpcServer *grpc.Server
config *config.Config
db *sqlx.DB
authConn *grpc.ClientConn
}
func New(cfg *config.Config) *Server {
return &Server{
config: cfg,
}
}
func (s *Server) Start() error {
db, err := sqlx.Connect("postgres", s.config.BuildPostgresConnStr())
if err != nil {
return fmt.Errorf("failed to connect to postgres: %w", err)
}
s.db = db
if err := s.registerGRPCServices(); err != nil {
return fmt.Errorf("failed to register gRPC services: %w", err)
}
go func() {
lis, err := net.Listen("tcp", fmt.Sprintf(":%d", s.config.GRPCPort))
if err != nil {
log.Fatalf("failed to listen on grpc port: %v", err)
}
log.Printf("starting gRPC server on port %d", s.config.GRPCPort)
if err := s.grpcServer.Serve(lis); err != nil {
log.Fatalf("failed to serve gRPC: %v", err)
}
}()
return nil
}
func (s *Server) registerGRPCServices() error {
authClient := authpb.NewAuthServiceClient(s.authConn)
authInterceptor := interceptor.NewAuthInterceptor(authClient)
s.grpcServer = grpc.NewServer()
taskRepo := taskPostgresRepo.NewTaskRepository(s.db)
taskService := service.NewTaskService(taskRepo)
taskHandler := grpcHandlers.NewTaskHandler(taskService)
pb.RegisterTaskServiceServer(s.grpcServer, taskHandler)
if s.config.GRPCEnableReflection {
reflection.Register(s.grpcServer)
}
return nil
}
func (s *Server) Stop() {
log.Println("shutting down task server...")
if s.grpcServer != nil {
s.grpcServer.GracefulStop()
}
if s.db != nil {
if err := s.db.Close(); err != nil {
log.Printf("failed to close database: %v", err)
}
}
log.Println("task server stopped")
}