102 lines
2.2 KiB
Go
102 lines
2.2 KiB
Go
package server
|
|
|
|
import (
|
|
"fmt"
|
|
"log"
|
|
"net"
|
|
"net/http"
|
|
"time"
|
|
|
|
"datarush/internal/results/config"
|
|
grpcHandlers "datarush/internal/results/handler/grpc"
|
|
"datarush/internal/results/repository/postgres"
|
|
"datarush/internal/results/service"
|
|
pb "datarush/pkg/api/results"
|
|
|
|
"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
|
|
httpServer *http.Server
|
|
config *config.Config
|
|
db *sqlx.DB
|
|
}
|
|
|
|
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
|
|
|
|
go func() {
|
|
if err := s.startGRPCServer(); err != nil {
|
|
log.Fatalf("failed to start gRPC server: %v", err)
|
|
}
|
|
}()
|
|
|
|
log.Println("results service started")
|
|
return nil
|
|
}
|
|
|
|
func (s *Server) startGRPCServer() error {
|
|
lis, err := net.Listen("tcp", fmt.Sprintf(":%d", s.config.GRPCPort))
|
|
if err != nil {
|
|
return fmt.Errorf("failed to listen on grpc port: %w", err)
|
|
}
|
|
|
|
s.grpcServer = grpc.NewServer()
|
|
s.registerGRPCServices()
|
|
|
|
log.Printf("starting gRPC server on port %d", s.config.GRPCPort)
|
|
return s.grpcServer.Serve(lis)
|
|
}
|
|
|
|
func (s *Server) registerGRPCServices() {
|
|
resultRepo := postgres.NewResultRepository(s.db.DB, nil, false)
|
|
resultService := service.NewService(resultRepo)
|
|
resultHandler := grpcHandlers.NewResultsHandler(
|
|
resultService,
|
|
s.config.UserServiceAddr,
|
|
s.config.SubmissionServiceAddr,
|
|
s.config.TaskServiceAddr,
|
|
)
|
|
|
|
pb.RegisterResultsServiceServer(s.grpcServer, resultHandler)
|
|
|
|
if s.config.GRPCEnableReflection {
|
|
reflection.Register(s.grpcServer)
|
|
}
|
|
}
|
|
|
|
func (s *Server) Stop() {
|
|
log.Println("shutting down results 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 connection: %v", err)
|
|
}
|
|
}
|
|
|
|
log.Println("results server stopped")
|
|
} |