Function TestTableDestinationsCollisionAttack

internal/pkg/table/table_test.go:778–816

(t *testing.T)

}

func TestTableDestinationsCollisionAttack(t *testing.T) {
	t.Skip()
	if !strings.Contains(runtime.GOARCH, "64") {
		t.Skip("This test is only for 64bit architecture")
	}

	ipv4t := NewTable(logger, bgp.RF_IPv4_UC)

	i := 0
	for {
		// filled until 1GB
		mem := SystemMemoryAvailableMiB()
		if mem < 1024 {
			break
		}

		for _, p := range createAddrPrefixBaseIndex(i) {
			dest := newDestination(p, 0)
			ipv4t.setDestination(dest)
		}

		for _, p := range createRandomAddrPrefix() {
			dest := newDestination(p, 0)
			ipv4t.setDestination(dest)
		}

		i++
	}

	assert.Equal(t, 0, ipv4t.Info().NumCollision)

	dests := ipv4t.GetDestinations()
	rand.Shuffle(len(dests), func(i, j int) {
		dests[i], dests[j] = dests[j], dests[i]
	})
	for i := range min(len(dests), 10) {
		t.Log(dests[i].GetNlri().String())
	}
}

func buildPrefixesWithLabels() []bgp.NLRI {
	label1 := *bgp.NewMPLSLabelStack(1, 2, 3)