Exemple #1
0
func ExamplePrefix_subnettingAndAggregation() {
	_, n, err := net.ParseCIDR("192.0.2.0/24")
	if err != nil {
		log.Fatal(err)
	}
	p := ipaddr.NewPrefix(n)
	fmt.Println(p.IP, p.Last(), p.Len(), p.Mask, p.Hostmask())
	fmt.Println()
	ps := p.Subnets(3)
	for _, p := range ps {
		fmt.Println(p)
	}
	fmt.Println()
	fmt.Println(ipaddr.Aggregate(ps))
	fmt.Println(ipaddr.Aggregate(ps[1:7]))
	fmt.Println(ipaddr.Aggregate(ps[:4]))
	fmt.Println(ipaddr.Aggregate(ps[4:8]))
	// Output:
	// 192.0.2.0 192.0.2.255 24 ffffff00 000000ff
	//
	// 192.0.2.0/27
	// 192.0.2.32/27
	// 192.0.2.64/27
	// 192.0.2.96/27
	// 192.0.2.128/27
	// 192.0.2.160/27
	// 192.0.2.192/27
	// 192.0.2.224/27
	//
	// [192.0.2.0/24]
	// [192.0.2.32/27 192.0.2.64/26 192.0.2.64/27 192.0.2.192/27]
	// [192.0.2.0/25]
	// [192.0.2.128/25]
}
Exemple #2
0
func TestAggregate(t *testing.T) {
	for i, tt := range aggregateTests {
		in, orig, want := toPrefixes(tt.in), toPrefixes(tt.in), toPrefixes(tt.want)
		sort.Sort(byAscending(want))
		out := ipaddr.Aggregate(in)
		if !reflect.DeepEqual(out, want) {
			t.Errorf("#%d: got %v; want %v", i, out, want)
		}
		if !reflect.DeepEqual(in, orig) {
			t.Errorf("#%d: %v is corrupted; want %v", i, in, orig)
		}
	}

	ipaddr.Aggregate(nil)
}
Exemple #3
0
func BenchmarkAggregateIPv6(b *testing.B) {
	in := toPrefixes([]string{"2001:db8::/64", "2001:db8:0:1::/64", "2001:db8:0:2::/64", "2001:db8:0:3::/64", "2001:db8:0:4::/64", "2001:db8::/64", "2001:db8::1/64"})

	for i := 0; i < b.N; i++ {
		ipaddr.Aggregate(in)
	}
}
Exemple #4
0
func BenchmarkAggregateIPv4(b *testing.B) {
	in := toPrefixes([]string{"192.168.0.0/24", "192.168.1.0/24", "192.168.2.0/24", "192.168.3.0/24", "192.168.4.0/25", "192.168.101.0/26", "192.168.102.1/27"})

	for i := 0; i < b.N; i++ {
		ipaddr.Aggregate(in)
	}
}
Exemple #5
0
func ExamplePrefix_subnettingAndAggregation() {
	_, n, err := net.ParseCIDR("192.168.0.0/24")
	if err != nil {
		log.Fatal(err)
	}
	p := ipaddr.NewPrefix(n)
	fmt.Println(p.IP, p.Last(), p.Len(), p.Mask, p.Hostmask())
	ps := p.Subnets(2)
	for _, p := range ps {
		fmt.Println(p)
	}
	_, n, err = net.ParseCIDR("192.168.100.0/24")
	if err != nil {
		log.Fatal(err)
	}
	ps = append(ps, *ipaddr.NewPrefix(n))
	fmt.Println(ipaddr.Aggregate(ps[2:]))
	// Output:
	// 192.168.0.0 192.168.0.255 24 ffffff00 000000ff
	// 192.168.0.0/26
	// 192.168.0.64/26
	// 192.168.0.128/26
	// 192.168.0.192/26
	// [192.168.0.128/25 192.168.100.0/24]
}
Exemple #6
0
func BenchmarkAggregateIPv6(b *testing.B) {
	for i := 0; i < b.N; i++ {
		ipaddr.Aggregate(aggregatablePrefixesIPv6)
	}
}