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|
package xt
import (
"net"
"reflect"
"testing"
"golang.org/x/sys/unix"
)
func TestTargetDNAT(t *testing.T) {
t.Parallel()
tests := []struct {
name string
fam byte
rev uint32
info InfoAny
empty InfoAny
}{
{
name: "un/marshal NatRange IPv4 round-trip",
fam: unix.NFPROTO_IPV4,
rev: 0,
info: &NatRange{
Flags: 0x1234,
MinIP: net.ParseIP("12.23.34.45").To4(),
MaxIP: net.ParseIP("21.32.43.54").To4(),
MinPort: 0x5678,
MaxPort: 0xabcd,
},
empty: &NatRange{},
},
{
name: "un/marshal NatRange IPv6 round-trip",
fam: unix.NFPROTO_IPV6,
rev: 0,
info: &NatRange{
Flags: 0x1234,
MinIP: net.ParseIP("fe80::dead:beef"),
MaxIP: net.ParseIP("fe80::c001:cafe"),
MinPort: 0x5678,
MaxPort: 0xabcd,
},
empty: &NatRange{},
},
{
name: "un/marshal NatRange2 IPv4 round-trip",
fam: unix.NFPROTO_IPV4,
rev: 0,
info: &NatRange2{
NatRange: NatRange{
Flags: 0x1234,
MinIP: net.ParseIP("12.23.34.45").To4(),
MaxIP: net.ParseIP("21.32.43.54").To4(),
MinPort: 0x5678,
MaxPort: 0xabcd,
},
BasePort: 0xfedc,
},
empty: &NatRange2{},
},
{
name: "un/marshal NatRange2 IPv6 round-trip",
fam: unix.NFPROTO_IPV6,
rev: 0,
info: &NatRange2{
NatRange: NatRange{
Flags: 0x1234,
MinIP: net.ParseIP("fe80::dead:beef"),
MaxIP: net.ParseIP("fe80::c001:cafe"),
MinPort: 0x5678,
MaxPort: 0xabcd,
},
BasePort: 0xfedc,
},
empty: &NatRange2{},
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
data, err := tt.info.marshal(TableFamily(tt.fam), tt.rev)
if err != nil {
t.Fatalf("marshal error: %+v", err)
}
var recoveredInfo InfoAny = tt.empty
err = recoveredInfo.unmarshal(TableFamily(tt.fam), tt.rev, data)
if err != nil {
t.Fatalf("unmarshal error: %+v", err)
}
if !reflect.DeepEqual(tt.info, recoveredInfo) {
t.Fatalf("original %+v and recovered %+v are different", tt.info, recoveredInfo)
}
})
}
}
|
