131 lines
3.9 KiB
Go
131 lines
3.9 KiB
Go
/*
|
|
Copyright 2016 The Kubernetes Authors.
|
|
|
|
Licensed under the Apache License, Version 2.0 (the "License");
|
|
you may not use this file except in compliance with the License.
|
|
You may obtain a copy of the License at
|
|
|
|
http://www.apache.org/licenses/LICENSE-2.0
|
|
|
|
Unless required by applicable law or agreed to in writing, software
|
|
distributed under the License is distributed on an "AS IS" BASIS,
|
|
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
See the License for the specific language governing permissions and
|
|
limitations under the License.
|
|
*/
|
|
|
|
package service
|
|
|
|
import (
|
|
"testing"
|
|
|
|
"strings"
|
|
|
|
"k8s.io/kubernetes/pkg/api"
|
|
netsets "k8s.io/kubernetes/pkg/util/net/sets"
|
|
)
|
|
|
|
func TestGetLoadBalancerSourceRanges(t *testing.T) {
|
|
checkError := func(v string) {
|
|
annotations := make(map[string]string)
|
|
annotations[AnnotationLoadBalancerSourceRangesKey] = v
|
|
svc := api.Service{}
|
|
svc.Annotations = annotations
|
|
_, err := GetLoadBalancerSourceRanges(&svc)
|
|
if err == nil {
|
|
t.Errorf("Expected error parsing: %q", v)
|
|
}
|
|
svc = api.Service{}
|
|
svc.Spec.LoadBalancerSourceRanges = strings.Split(v, ",")
|
|
_, err = GetLoadBalancerSourceRanges(&svc)
|
|
if err == nil {
|
|
t.Errorf("Expected error parsing: %q", v)
|
|
}
|
|
}
|
|
checkError("10.0.0.1/33")
|
|
checkError("foo.bar")
|
|
checkError("10.0.0.1/32,*")
|
|
checkError("10.0.0.1/32,")
|
|
checkError("10.0.0.1/32, ")
|
|
checkError("10.0.0.1")
|
|
|
|
checkOK := func(v string) netsets.IPNet {
|
|
annotations := make(map[string]string)
|
|
annotations[AnnotationLoadBalancerSourceRangesKey] = v
|
|
svc := api.Service{}
|
|
svc.Annotations = annotations
|
|
cidrs, err := GetLoadBalancerSourceRanges(&svc)
|
|
if err != nil {
|
|
t.Errorf("Unexpected error parsing: %q", v)
|
|
}
|
|
svc = api.Service{}
|
|
svc.Spec.LoadBalancerSourceRanges = strings.Split(v, ",")
|
|
cidrs, err = GetLoadBalancerSourceRanges(&svc)
|
|
if err != nil {
|
|
t.Errorf("Unexpected error parsing: %q", v)
|
|
}
|
|
return cidrs
|
|
}
|
|
cidrs := checkOK("192.168.0.1/32")
|
|
if len(cidrs) != 1 {
|
|
t.Errorf("Expected exactly one CIDR: %v", cidrs.StringSlice())
|
|
}
|
|
cidrs = checkOK("192.168.0.1/32,192.168.0.1/32")
|
|
if len(cidrs) != 1 {
|
|
t.Errorf("Expected exactly one CIDR (after de-dup): %v", cidrs.StringSlice())
|
|
}
|
|
cidrs = checkOK("192.168.0.1/32,192.168.0.2/32")
|
|
if len(cidrs) != 2 {
|
|
t.Errorf("Expected two CIDRs: %v", cidrs.StringSlice())
|
|
}
|
|
cidrs = checkOK(" 192.168.0.1/32 , 192.168.0.2/32 ")
|
|
if len(cidrs) != 2 {
|
|
t.Errorf("Expected two CIDRs: %v", cidrs.StringSlice())
|
|
}
|
|
// check LoadBalancerSourceRanges not specified
|
|
svc := api.Service{}
|
|
cidrs, err := GetLoadBalancerSourceRanges(&svc)
|
|
if err != nil {
|
|
t.Errorf("Unexpected error: %v", err)
|
|
}
|
|
if len(cidrs) != 1 {
|
|
t.Errorf("Expected exactly one CIDR: %v", cidrs.StringSlice())
|
|
}
|
|
if !IsAllowAll(cidrs) {
|
|
t.Errorf("Expected default to be allow-all: %v", cidrs.StringSlice())
|
|
}
|
|
// check SourceRanges annotation is empty
|
|
annotations := make(map[string]string)
|
|
annotations[AnnotationLoadBalancerSourceRangesKey] = ""
|
|
svc = api.Service{}
|
|
svc.Annotations = annotations
|
|
cidrs, err = GetLoadBalancerSourceRanges(&svc)
|
|
if err != nil {
|
|
t.Errorf("Unexpected error: %v", err)
|
|
}
|
|
if len(cidrs) != 1 {
|
|
t.Errorf("Expected exactly one CIDR: %v", cidrs.StringSlice())
|
|
}
|
|
if !IsAllowAll(cidrs) {
|
|
t.Errorf("Expected default to be allow-all: %v", cidrs.StringSlice())
|
|
}
|
|
}
|
|
|
|
func TestAllowAll(t *testing.T) {
|
|
checkAllowAll := func(allowAll bool, cidrs ...string) {
|
|
ipnets, err := netsets.ParseIPNets(cidrs...)
|
|
if err != nil {
|
|
t.Errorf("Unexpected error parsing cidrs: %v", cidrs)
|
|
}
|
|
if allowAll != IsAllowAll(ipnets) {
|
|
t.Errorf("IsAllowAll did not return expected value for %v", cidrs)
|
|
}
|
|
}
|
|
checkAllowAll(false, "10.0.0.1/32")
|
|
checkAllowAll(false, "10.0.0.1/32", "10.0.0.2/32")
|
|
checkAllowAll(false, "10.0.0.1/32", "10.0.0.1/32")
|
|
|
|
checkAllowAll(true, "0.0.0.0/0")
|
|
checkAllowAll(true, "192.168.0.0/0")
|
|
checkAllowAll(true, "192.168.0.1/32", "0.0.0.0/0")
|
|
}
|