dragonfly/manager/server/server.go

116 lines
2.4 KiB
Go

/*
* Copyright 2020 The Dragonfly Authors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package server
import (
"context"
"net/http"
"os"
"os/signal"
"syscall"
"time"
"d7y.io/dragonfly/v2/manager/config"
"d7y.io/dragonfly/v2/manager/server/service"
logger "d7y.io/dragonfly/v2/pkg/dflog"
"d7y.io/dragonfly/v2/pkg/rpc"
// manager server rpc
_ "d7y.io/dragonfly/v2/pkg/rpc/manager/server"
"github.com/pkg/errors"
)
type Server struct {
cfg *config.Config
ms *service.ManagerServer
httpServer *http.Server
stop chan struct{}
}
func New(cfg *config.Config) (*Server, error) {
if ms := service.NewManagerServer(cfg); ms != nil {
router, err := InitRouter(ms)
if err != nil {
return nil, err
}
return &Server{
cfg: cfg,
ms: ms,
httpServer: &http.Server{
Addr: ":8080",
Handler: router,
},
stop: make(chan struct{}),
}, nil
}
return nil, errors.New("failed to create manager server")
}
func (s *Server) Serve() error {
go func() {
port := s.cfg.Server.Port
err := rpc.StartTCPServer(port, port, s.ms)
if err != nil {
logger.Errorf("failed to start manager tcp server: %+v", err)
}
s.stop <- struct{}{}
}()
go func() {
if err := s.httpServer.ListenAndServe(); err != nil && err != http.ErrServerClosed {
logger.Errorf("failed to start manager http server: %+v", err)
}
s.stop <- struct{}{}
}()
quit := make(chan os.Signal, 1)
signal.Notify(quit, syscall.SIGINT, syscall.SIGTERM)
select {
case <-s.stop:
s.Stop()
case <-quit:
s.Stop()
}
return nil
}
func (s *Server) Stop() {
if s.ms != nil {
err := s.ms.Close()
if err != nil {
logger.Errorf("failed to stop manager server: %+v", err)
}
s.ms = nil
}
rpc.StopServer()
ctx, cancel := context.WithTimeout(context.TODO(), 5*time.Second)
defer cancel()
err := s.httpServer.Shutdown(ctx)
if err != nil {
logger.Errorf("failed to stop manager http server: %+v", err)
}
}