-
Notifications
You must be signed in to change notification settings - Fork 18
/
server.go
105 lines (90 loc) · 2.45 KB
/
server.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
// Copyright (c) The ClusterLink 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 http
import (
"context"
"crypto/tls"
"io"
"log"
"net/http"
"time"
"github.com/go-chi/chi"
"github.com/go-chi/chi/middleware"
"github.com/sirupsen/logrus"
"github.com/clusterlink-net/clusterlink/pkg/util/tcp"
)
// Server is a wrapper of an HTTP server.
type Server struct {
tcp.Listener
name string
router chi.Router
server *http.Server
logger *logrus.Entry
logWriter *io.PipeWriter
}
// Router returns the server (chi-)router.
func (s *Server) Router() chi.Router {
return s.router
}
// Start the server.
func (s *Server) Start() error {
defer func() {
s.server.ErrorLog = nil
if err := s.logWriter.Close(); err != nil {
s.logger.Warnf("unable to close http server log writer: %v", err)
}
}()
err := s.server.ServeTLS(s.GetListener(), "", "")
if err == http.ErrServerClosed {
s.logger.Info("Server closed by demand.")
return nil
}
return err
}
// Stop the server.
func (s *Server) Stop() error {
return s.server.Close()
}
// GracefulStop does a graceful stop of the server.
func (s *Server) GracefulStop() error {
return s.server.Shutdown(context.Background())
}
// NewServer returns a new server.
func NewServer(name string, tlsConfig *tls.Config) *Server {
logger := logrus.WithFields(logrus.Fields{
"component": "http-server",
"name": name,
})
logWriter := logger.WriterLevel(logrus.ErrorLevel)
router := chi.NewRouter()
if logrus.GetLevel() >= logrus.DebugLevel {
router.Use(middleware.RequestLogger(&middleware.DefaultLogFormatter{
Logger: logger,
NoColor: true,
}))
}
router.Use(middleware.Recoverer)
return &Server{
Listener: tcp.NewListener(name),
name: name,
router: router,
server: &http.Server{
Handler: router,
TLSConfig: tlsConfig,
ErrorLog: log.New(logWriter, "", 0),
ReadHeaderTimeout: time.Second,
},
logger: logger,
logWriter: logWriter,
}
}