/
parser.go
67 lines (54 loc) · 998 Bytes
/
parser.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
package main
import (
"fmt"
"net/netip"
"strconv"
"strings"
"time"
)
type ScanLine struct {
Status ScanStatus
Protocol string
Port uint16
Address netip.Addr
Timestamp time.Time
}
func NewScanLine(line string) (ScanLine, error) {
var ret ScanLine
fields := strings.Split(line, " ")
if len(fields) != 5 {
return ScanLine{}, fmt.Errorf("parsed fields are not 5")
}
/* Status */
if fields[0] == "open" {
ret.Status = open
} else {
ret.Status = closed
}
/* Protocol */
ret.Protocol = fields[1]
/* Port */
i, err := strconv.Atoi(fields[2])
if err != nil {
return ScanLine{}, err
}
ret.Port = uint16(i)
/* Address */
paddr, err := netip.ParseAddr(fields[3])
if err != nil {
return ScanLine{}, err
}
ret.Address = paddr
/* Timestamp */
tsp, err := strconv.Atoi(fields[4])
if err != nil {
return ScanLine{}, err
}
ret.Timestamp = time.Unix(int64(tsp), 0)
return ret, nil
}
type ScanStatus int
const (
open ScanStatus = iota
closed
)