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new: net.sniff now supports ipv6

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This commit is contained in:
Simone Margaritelli 2021-04-03 19:20:12 +02:00
commit cbc1432358
13 changed files with 122 additions and 83 deletions
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16
modules/net_sniff/net_sniff.go
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@ -128,12 +128,20 @@ func (mod Sniffer) Author() string {
}
func (mod Sniffer) isLocalPacket(packet gopacket.Packet) bool {
ipl := packet.Layer(layers.LayerTypeIPv4)
if ipl != nil {
ip, _ := ipl.(*layers.IPv4)
if ip.SrcIP.Equal(mod.Session.Interface.IP) || ip.DstIP.Equal(mod.Session.Interface.IP) {
ip4l := packet.Layer(layers.LayerTypeIPv4)
if ip4l != nil {
ip4, _ := ip4l.(*layers.IPv4)
if ip4.SrcIP.Equal(mod.Session.Interface.IP) || ip4.DstIP.Equal(mod.Session.Interface.IP) {
return true
}
} else {
ip6l := packet.Layer(layers.LayerTypeIPv6)
if ip6l != nil {
ip6, _ := ip6l.(*layers.IPv6)
if ip6.SrcIP.Equal(mod.Session.Interface.IPv6) || ip6.DstIP.Equal(mod.Session.Interface.IPv6) {
return true
}
}
}
return false
}