func TestRepairEmpty(t *testing.T) {
_, cidr, _ := net.ParseCIDR("192.168.1.0/24")
previous := ipallocator.NewCIDRRange(cidr)
previous.Allocate(net.ParseIP("192.168.1.10"))
var dst api.RangeAllocation
err := previous.Snapshot(&dst)
if err != nil {
t.Fatal(err)
}
registry := registrytest.NewServiceRegistry()
ipregistry := &mockRangeRegistry{
item: &api.RangeAllocation{
ObjectMeta: api.ObjectMeta{
ResourceVersion: "1",
},
Range: dst.Range,
Data: dst.Data,
},
}
r := NewRepair(0, registry, cidr, ipregistry)
if err := r.RunOnce(); err != nil {
t.Fatal(err)
}
after := ipallocator.NewCIDRRange(cidr)
if err := after.Restore(cidr, ipregistry.updated.Data); err != nil {
t.Fatal(err)
}
if after.Has(net.ParseIP("192.168.1.10")) {
t.Errorf("unexpected ipallocator state: %#v", after)
}
}
func TestRepairWithExisting(t *testing.T) {
_, cidr, _ := net.ParseCIDR("192.168.1.0/24")
previous := ipallocator.NewCIDRRange(cidr)
var dst api.RangeAllocation
err := previous.Snapshot(&dst)
if err != nil {
t.Fatal(err)
}
registry := registrytest.NewServiceRegistry()
registry.List = api.ServiceList{
Items: []api.Service{
{
Spec: api.ServiceSpec{ClusterIP: "192.168.1.1"},
},
{
Spec: api.ServiceSpec{ClusterIP: "192.168.1.100"},
},
{ // outside CIDR, will be dropped
Spec: api.ServiceSpec{ClusterIP: "192.168.0.1"},
},
{ // empty, ignored
Spec: api.ServiceSpec{ClusterIP: ""},
},
{ // duplicate, dropped
Spec: api.ServiceSpec{ClusterIP: "192.168.1.1"},
},
{ // headless
Spec: api.ServiceSpec{ClusterIP: "None"},
},
},
}
ipregistry := &mockRangeRegistry{
item: &api.RangeAllocation{
ObjectMeta: api.ObjectMeta{
ResourceVersion: "1",
},
Range: dst.Range,
Data: dst.Data,
},
}
r := NewRepair(0, registry, cidr, ipregistry)
if err := r.RunOnce(); err != nil {
t.Fatal(err)
}
after := ipallocator.NewCIDRRange(cidr)
if err := after.Restore(cidr, ipregistry.updated.Data); err != nil {
t.Fatal(err)
}
if !after.Has(net.ParseIP("192.168.1.1")) || !after.Has(net.ParseIP("192.168.1.100")) {
t.Errorf("unexpected ipallocator state: %#v", after)
}
if after.Free() != 252 {
t.Errorf("unexpected ipallocator state: %#v", after)
}
}