Files
webserv/internal/service/service.go
Олег Бородин e18bc7beef initial import
2024-01-16 09:02:47 +02:00

153 lines
3.5 KiB
Go

package service
import (
"context"
"crypto/tls"
"fmt"
"net/http"
"net"
"time"
"path/filepath"
"webserv/internal/handler"
"webserv/pkg/auxtool/auxgin"
"webserv/pkg/logger"
"github.com/gin-gonic/gin"
)
const (
httpTimeout = 360
)
type ServiceConfig struct {
AssetsDir string
PortNum int
Hostname string
X509Cert []byte
X509Key []byte
Handler *handler.Handler
}
type Service struct {
assetsDir string
hand *handler.Handler
hsrv *http.Server
log *logger.Logger
engine *gin.Engine
listen net.Listener
portnum int
hostname string
x509cert []byte
x509key []byte
}
func NewService(conf *ServiceConfig) (*Service, error) {
var err error
svc := &Service{
assetsDir: conf.AssetsDir,
hand: conf.Handler,
portnum: conf.PortNum,
hostname: conf.Hostname,
x509cert: conf.X509Cert,
x509key: conf.X509Key,
}
svc.log = logger.NewLogger("service")
return svc, err
}
func (svc *Service) Build() error {
var err error
svc.log.Debugf("Build service")
gin.SetMode(gin.ReleaseMode)
gin.DisableConsoleColor()
svc.engine = gin.New()
svc.engine.Use(gin.Recovery())
svc.engine.Use(auxgin.CorsMiddleware())
svc.engine.Use(auxgin.LogMiddleware())
apiGroup := svc.engine.Group("api")
{
auxGroup := apiGroup.Group("v1")
{
sessionGroup := auxGroup.Group("user")
sessionGroup.POST("create", svc.hand.CreateUser)
sessionGroup.POST("delete", svc.hand.DeleteUser)
}
docsGroup := apiGroup.Group("docs")
swaggerUIPath := filepath.Join(svc.assetsDir, "swagger")
docsGroup.Static("", swaggerUIPath)
}
noRouteFunc := func(gctx *gin.Context) {
gctx.Status(http.StatusNotFound)
return
}
svc.engine.NoRoute(noRouteFunc)
const useTLS = false
if useTLS {
tlsCert, err := tls.X509KeyPair(svc.x509cert, svc.x509key)
if err != nil {
return err
}
tlsConfig := tls.Config{
Certificates: []tls.Certificate{tlsCert},
ClientAuth: tls.NoClientCert,
InsecureSkipVerify: true,
}
listenAddress := fmt.Sprintf(":%d", svc.portnum)
svc.listen, err = tls.Listen("tcp", listenAddress, &tlsConfig)
if err != nil {
return err
}
} else {
listenAddress := fmt.Sprintf(":%d", svc.portnum)
svc.listen, err = net.Listen("tcp", listenAddress)
if err != nil {
return err
}
}
svc.hsrv = &http.Server{
Handler: svc.engine,
}
return err
}
func (svc *Service) Router() *gin.Engine {
return svc.engine
}
func (svc *Service) Handler() *handler.Handler {
return svc.hand
}
func (svc *Service) Run() error {
var err error
for _, route := range svc.engine.Routes() {
svc.log.Debugf("The route is registered: %s %s", route.Method, route.Path)
}
err = svc.hsrv.Serve(svc.listen)
if err != nil {
return err
}
return err
}
func (svc *Service) Stop() {
svc.log.Infof("Stopping service")
if svc.hsrv != nil {
downWaiting := 5 * time.Second
ctx, _ := context.WithTimeout(context.Background(), downWaiting)
svc.hsrv.Shutdown(ctx)
}
}