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
|
// Copyright 2019 The GoPacket Authors. All rights reserved.
//
// Use of this source code is governed by a BSD-style license
// that can be found in the LICENSE file in the root of the source
// tree.
package pfring
import (
"flag"
"log"
"testing"
)
var iface = flag.String("i", "eth0", "Interface to read packets from")
func BenchmarkPfringRead(b *testing.B) {
var ring *Ring
var err error
if ring, err = NewRing(*iface, 65536, FlagPromisc); err != nil {
log.Fatalln("pfring ring creation error:", err)
}
if err = ring.SetSocketMode(ReadOnly); err != nil {
log.Fatalln("pfring SetSocketMode error:", err)
} else if err = ring.Enable(); err != nil {
log.Fatalln("pfring Enable error:", err)
}
b.ResetTimer()
for i := 0; i < b.N; i++ {
_, ci, _ := ring.ReadPacketData()
b.SetBytes(int64(ci.CaptureLength))
}
}
func BenchmarkPfringReadZero(b *testing.B) {
var ring *Ring
var err error
if ring, err = NewRing(*iface, 65536, FlagPromisc); err != nil {
log.Fatalln("pfring ring creation error:", err)
}
if err = ring.SetSocketMode(ReadOnly); err != nil {
log.Fatalln("pfring SetSocketMode error:", err)
} else if err = ring.Enable(); err != nil {
log.Fatalln("pfring Enable error:", err)
}
b.ResetTimer()
for i := 0; i < b.N; i++ {
_, ci, _ := ring.ZeroCopyReadPacketData()
b.SetBytes(int64(ci.CaptureLength))
}
}
func BenchmarkPfringReadTo(b *testing.B) {
var ring *Ring
var err error
if ring, err = NewRing(*iface, 65536, FlagPromisc); err != nil {
log.Fatalln("pfring ring creation error:", err)
}
if err = ring.SetSocketMode(ReadOnly); err != nil {
log.Fatalln("pfring SetSocketMode error:", err)
} else if err = ring.Enable(); err != nil {
log.Fatalln("pfring Enable error:", err)
}
buffer := make([]byte, 65536*2)
b.ResetTimer()
for i := 0; i < b.N; i++ {
ci, _ := ring.ReadPacketDataTo(buffer)
b.SetBytes(int64(ci.CaptureLength))
}
}
|
