aboutsummaryrefslogtreecommitdiff
path: root/server.go
blob: 0f0bdadf4f9dcd701c1ad4213283f0ff50ccbf9a (plain)
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
package goxy

import (
	"crypto/tls"
	"encoding/gob"
	"log"
	"net/http"
	"os"
)

type Server struct {
	Data string
	Route
	http.Server
}

func NewServer(fname string) (*Server, error) {
	r := make(Route)
	s := http.Server{TLSConfig: &tls.Config{GetCertificate: r.GetCertificate}}
	server := &Server{Route: r, Server: s, Data: fname}
	if err := server.Load(); err != nil {
		log.Println(err)
	}
	if err := server.Restore(); err != nil {
		return nil, err
	}
	Register(server)
	return server, nil
}

// Save routes to persistent file
func (s Server) Save() error {
	if s.Data != "" {
		fd, err := os.Create(s.Data)
		if err != nil {
			return err
		}
		defer fd.Close()
		return gob.NewEncoder(fd).Encode(s.Route)
	}
	return nil
}

// Load routes from persistent file
func (s *Server) Load() error {
	if s.Data != "" {
		fd, err := os.Open(s.Data)
		if err != nil {
			return err
		}
		defer fd.Close()
		return gob.NewDecoder(fd).Decode(&s.Route)
	}
	return nil
}

func (s *Server) Start() <-chan error {
	errc := make(chan error, 3)
	go func() { errc <- s.ListenAndServe() }()
	go func() { errc <- s.ListenAndServeTLS("", "") }()
	go func() { errc <- http.ListenAndServe(":http-alt", nil) }()
	return errc
}