-
Notifications
You must be signed in to change notification settings - Fork 1
/
logger.go
54 lines (46 loc) · 1.04 KB
/
logger.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
package main
import (
"bytes"
"fmt"
"net"
"os"
"go.uber.org/zap"
)
// UnixLogger handles the external logging messages
type UnixLogger struct {
path string
}
// NewUnixLogger creates new unix logger server in path
func NewUnixLogger(path string) *UnixLogger {
return &UnixLogger{path}
}
// Serve starts unixpath to stdout logger
func (ul *UnixLogger) Serve() {
os.Remove(ul.path)
listener, err := net.ListenUnix("unix", &net.UnixAddr{Name: ul.path, Net: "unix"})
if err != nil {
log.Fatal("ListenUnix failed", zap.Error(err))
}
err = os.Chmod(ul.path, 0666)
if err != nil {
log.Fatal("Chmod failed", zap.Error(err))
}
defer os.Remove(ul.path)
for {
conn, err := listener.AcceptUnix()
if err != nil {
log.Warn("AcceptUnix failed", zap.Error(err))
return
}
// growing buffer, starting with 1024 bytes
buf := bytes.NewBuffer(make([]byte, 0, 1024))
_, err = buf.ReadFrom(conn)
if err != nil {
log.Warn("ReadFrom failed", zap.Error(err))
conn.Close()
return
}
fmt.Println(buf.String())
conn.Close()
}
}