-
Notifications
You must be signed in to change notification settings - Fork 0
/
wsframe.go
86 lines (72 loc) · 1.73 KB
/
wsframe.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
package wsconn
import (
"io"
"net"
"time"
"github.com/gorilla/websocket"
)
func NewWSFrameHandler(conn *websocket.Conn) FrameHandler {
return &wsFrame{conn: conn}
}
type wsFrame struct {
conn *websocket.Conn
}
func (w *wsFrame) ReadFrame() (b []byte, err error) {
for {
t, b, err := w.conn.ReadMessage()
if err != nil {
if websocket.IsCloseError(err, websocket.CloseNormalClosure) {
return nil, io.EOF
}
return nil, err
}
switch t {
case websocket.BinaryMessage, websocket.TextMessage:
return b, nil
case websocket.CloseMessage:
_ = w.Close()
return nil, io.EOF
case websocket.PingMessage, websocket.PongMessage:
}
}
}
func (w *wsFrame) Write(b []byte) (n int, err error) {
err = w.conn.WriteMessage(websocket.BinaryMessage, b)
if err != nil {
return 0, err
}
return len(b), nil
}
func (w *wsFrame) Close() error {
err := w.conn.WriteMessage(websocket.CloseMessage, websocket.FormatCloseMessage(websocket.CloseNormalClosure, ""))
if err != nil {
if err == websocket.ErrCloseSent {
return nil
}
return err
}
return w.conn.Close()
}
func (w *wsFrame) ForceClose() error {
_ = w.conn.WriteMessage(websocket.CloseMessage, websocket.FormatCloseMessage(websocket.CloseNormalClosure, ""))
return w.conn.Close()
}
func (w *wsFrame) LocalAddr() net.Addr {
return w.conn.LocalAddr()
}
func (w *wsFrame) RemoteAddr() net.Addr {
return w.conn.RemoteAddr()
}
func (w *wsFrame) SetDeadline(t time.Time) error {
err := w.conn.SetReadDeadline(t)
if err != nil {
return err
}
return w.conn.SetWriteDeadline(t)
}
func (w *wsFrame) SetReadDeadline(t time.Time) error {
return w.conn.SetReadDeadline(t)
}
func (w *wsFrame) SetWriteDeadline(t time.Time) error {
return w.conn.SetWriteDeadline(t)
}