kubernetes/pkg/proxy/winkernel/proxier_test.go
Dan Winship fcc55280b0
Use k8s.io/utils/ptr in pkg/proxy (#121154)
* Use k8s.io/utils/ptr in pkg/proxy

* Replace pointer.String(), pointer.StringPtr(), and pointer.Bool() with ptr.To()

* Replace pointer.Int32(constexpr) with ptr.To[int32](constexpr)

* Replace pointer.Int32(int32(var)) with ptr.To(int32(var))

* Replace remaining pointer.Int32() cases with ptr.To

* Replace 'tcpProtocol := v1.ProtocolTCP; ... &tcpProtocol', etc with ptr.To(v1.ProtocolTCP)

* Replace 'nodeName = testHostname; ... &nodeName' with ptr.To(testHostname)

* Use ptr.To for SessionAffinityConfig.ClientIP.TimeoutSeconds

* Use ptr.To for InternalTrafficPolicy

* Use ptr.To for LoadBalancer.Ingress.IPMode
2023-10-26 20:56:39 +02:00

1017 lines
30 KiB
Go

//go:build windows
// +build windows
/*
Copyright 2021 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 winkernel
import (
"encoding/json"
"fmt"
"net"
"strings"
"testing"
"time"
"github.com/Microsoft/hcsshim/hcn"
v1 "k8s.io/api/core/v1"
discovery "k8s.io/api/discovery/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/types"
"k8s.io/apimachinery/pkg/util/intstr"
"k8s.io/kubernetes/pkg/proxy"
"k8s.io/kubernetes/pkg/proxy/healthcheck"
fakehcn "k8s.io/kubernetes/pkg/proxy/winkernel/testing"
netutils "k8s.io/utils/net"
"k8s.io/utils/ptr"
)
const (
testHostName = "test-hostname"
testNetwork = "TestNetwork"
ipAddress = "10.0.0.1"
prefixLen = 24
macAddress = "00-11-22-33-44-55"
clusterCIDR = "192.168.1.0/24"
destinationPrefix = "192.168.2.0/24"
providerAddress = "10.0.0.3"
guid = "123ABC"
endpointGuid1 = "EPID-1"
loadbalancerGuid1 = "LBID-1"
endpointLocal = "EP-LOCAL"
endpointGw = "EP-GW"
epIpAddressGw = "192.168.2.1"
epMacAddressGw = "00-11-22-33-44-66"
)
func newHnsNetwork(networkInfo *hnsNetworkInfo) *hcn.HostComputeNetwork {
var policies []hcn.NetworkPolicy
for _, remoteSubnet := range networkInfo.remoteSubnets {
policySettings := hcn.RemoteSubnetRoutePolicySetting{
DestinationPrefix: remoteSubnet.destinationPrefix,
IsolationId: remoteSubnet.isolationID,
ProviderAddress: remoteSubnet.providerAddress,
DistributedRouterMacAddress: remoteSubnet.drMacAddress,
}
settings, _ := json.Marshal(policySettings)
policy := hcn.NetworkPolicy{
Type: hcn.RemoteSubnetRoute,
Settings: settings,
}
policies = append(policies, policy)
}
network := &hcn.HostComputeNetwork{
Id: networkInfo.id,
Name: networkInfo.name,
Type: hcn.NetworkType(networkInfo.networkType),
Policies: policies,
}
return network
}
func NewFakeProxier(syncPeriod time.Duration, minSyncPeriod time.Duration, clusterCIDR string, hostname string, nodeIP net.IP, networkType string) *Proxier {
sourceVip := "192.168.1.2"
var remoteSubnets []*remoteSubnetInfo
rs := &remoteSubnetInfo{
destinationPrefix: destinationPrefix,
isolationID: 4096,
providerAddress: providerAddress,
drMacAddress: macAddress,
}
remoteSubnets = append(remoteSubnets, rs)
hnsNetworkInfo := &hnsNetworkInfo{
id: strings.ToUpper(guid),
name: testNetwork,
networkType: networkType,
remoteSubnets: remoteSubnets,
}
hnsNetwork := newHnsNetwork(hnsNetworkInfo)
hcnMock := fakehcn.NewHcnMock(hnsNetwork)
proxier := &Proxier{
svcPortMap: make(proxy.ServicePortMap),
endpointsMap: make(proxy.EndpointsMap),
clusterCIDR: clusterCIDR,
hostname: testHostName,
nodeIP: nodeIP,
serviceHealthServer: healthcheck.NewFakeServiceHealthServer(),
network: *hnsNetworkInfo,
sourceVip: sourceVip,
hostMac: macAddress,
isDSR: false,
hns: &hns{
hcn: hcnMock,
},
hcn: hcnMock,
endPointsRefCount: make(endPointsReferenceCountMap),
forwardHealthCheckVip: true,
mapStaleLoadbalancers: make(map[string]bool),
}
serviceChanges := proxy.NewServiceChangeTracker(proxier.newServiceInfo, v1.IPv4Protocol, nil, proxier.serviceMapChange)
endpointsChangeTracker := proxy.NewEndpointsChangeTracker(hostname, proxier.newEndpointInfo, v1.IPv4Protocol, nil, proxier.endpointsMapChange)
proxier.endpointsChanges = endpointsChangeTracker
proxier.serviceChanges = serviceChanges
return proxier
}
func TestCreateServiceVip(t *testing.T) {
syncPeriod := 30 * time.Second
proxier := NewFakeProxier(syncPeriod, syncPeriod, clusterCIDR, "testhost", netutils.ParseIPSloppy("10.0.0.1"), NETWORK_TYPE_OVERLAY)
if proxier == nil {
t.Error()
}
svcIP := "10.20.30.41"
svcPort := 80
svcNodePort := 3001
svcExternalIPs := "50.60.70.81"
svcPortName := proxy.ServicePortName{
NamespacedName: makeNSN("ns1", "svc1"),
Port: "p80",
Protocol: v1.ProtocolTCP,
}
makeServiceMap(proxier,
makeTestService(svcPortName.Namespace, svcPortName.Name, func(svc *v1.Service) {
svc.Spec.Type = "NodePort"
svc.Spec.ClusterIP = svcIP
svc.Spec.ExternalIPs = []string{svcExternalIPs}
svc.Spec.SessionAffinity = v1.ServiceAffinityClientIP
svc.Spec.SessionAffinityConfig = &v1.SessionAffinityConfig{
ClientIP: &v1.ClientIPConfig{
TimeoutSeconds: ptr.To[int32](v1.DefaultClientIPServiceAffinitySeconds),
},
}
svc.Spec.Ports = []v1.ServicePort{{
Name: svcPortName.Port,
Port: int32(svcPort),
Protocol: v1.ProtocolTCP,
NodePort: int32(svcNodePort),
}}
}),
)
proxier.setInitialized(true)
proxier.syncProxyRules()
svc := proxier.svcPortMap[svcPortName]
svcInfo, ok := svc.(*serviceInfo)
if !ok {
t.Errorf("Failed to cast serviceInfo %q", svcPortName.String())
} else {
if svcInfo.remoteEndpoint == nil {
t.Error()
}
if svcInfo.remoteEndpoint.ip != svcIP {
t.Error()
}
}
}
func TestCreateRemoteEndpointOverlay(t *testing.T) {
syncPeriod := 30 * time.Second
proxier := NewFakeProxier(syncPeriod, syncPeriod, clusterCIDR, "testhost", netutils.ParseIPSloppy("10.0.0.1"), NETWORK_TYPE_OVERLAY)
if proxier == nil {
t.Error()
}
svcIP := "10.20.30.41"
svcPort := 80
svcNodePort := 3001
svcPortName := proxy.ServicePortName{
NamespacedName: makeNSN("ns1", "svc1"),
Port: "p80",
Protocol: v1.ProtocolTCP,
}
makeServiceMap(proxier,
makeTestService(svcPortName.Namespace, svcPortName.Name, func(svc *v1.Service) {
svc.Spec.Type = "NodePort"
svc.Spec.ClusterIP = svcIP
svc.Spec.Ports = []v1.ServicePort{{
Name: svcPortName.Port,
Port: int32(svcPort),
Protocol: v1.ProtocolTCP,
NodePort: int32(svcNodePort),
}}
}),
)
populateEndpointSlices(proxier,
makeTestEndpointSlice(svcPortName.Namespace, svcPortName.Name, 1, func(eps *discovery.EndpointSlice) {
eps.AddressType = discovery.AddressTypeIPv4
eps.Endpoints = []discovery.Endpoint{{
Addresses: []string{epIpAddressRemote},
}}
eps.Ports = []discovery.EndpointPort{{
Name: ptr.To(svcPortName.Port),
Port: ptr.To(int32(svcPort)),
Protocol: ptr.To(v1.ProtocolTCP),
}}
}),
)
proxier.setInitialized(true)
proxier.syncProxyRules()
ep := proxier.endpointsMap[svcPortName][0]
epInfo, ok := ep.(*endpointInfo)
if !ok {
t.Errorf("Failed to cast endpointInfo %q", svcPortName.String())
} else {
if epInfo.hnsID != "EPID-3" {
t.Errorf("%v does not match %v", epInfo.hnsID, endpointGuid1)
}
}
if *proxier.endPointsRefCount["EPID-3"] <= 0 {
t.Errorf("RefCount not incremented. Current value: %v", *proxier.endPointsRefCount[endpointGuid1])
}
if *proxier.endPointsRefCount["EPID-3"] != *epInfo.refCount {
t.Errorf("Global refCount: %v does not match endpoint refCount: %v", *proxier.endPointsRefCount[endpointGuid1], *epInfo.refCount)
}
}
func TestCreateRemoteEndpointL2Bridge(t *testing.T) {
syncPeriod := 30 * time.Second
proxier := NewFakeProxier(syncPeriod, syncPeriod, clusterCIDR, "testhost", netutils.ParseIPSloppy("10.0.0.1"), "L2Bridge")
if proxier == nil {
t.Error()
}
svcIP := "10.20.30.41"
svcPort := 80
svcNodePort := 3001
svcPortName := proxy.ServicePortName{
NamespacedName: makeNSN("ns1", "svc1"),
Port: "p80",
Protocol: v1.ProtocolTCP,
}
makeServiceMap(proxier,
makeTestService(svcPortName.Namespace, svcPortName.Name, func(svc *v1.Service) {
svc.Spec.Type = "NodePort"
svc.Spec.ClusterIP = svcIP
svc.Spec.Ports = []v1.ServicePort{{
Name: svcPortName.Port,
Port: int32(svcPort),
Protocol: v1.ProtocolTCP,
NodePort: int32(svcNodePort),
}}
}),
)
populateEndpointSlices(proxier,
makeTestEndpointSlice(svcPortName.Namespace, svcPortName.Name, 1, func(eps *discovery.EndpointSlice) {
eps.AddressType = discovery.AddressTypeIPv4
eps.Endpoints = []discovery.Endpoint{{
Addresses: []string{epIpAddressRemote},
}}
eps.Ports = []discovery.EndpointPort{{
Name: ptr.To(svcPortName.Port),
Port: ptr.To(int32(svcPort)),
Protocol: ptr.To(v1.ProtocolTCP),
}}
}),
)
proxier.setInitialized(true)
proxier.syncProxyRules()
ep := proxier.endpointsMap[svcPortName][0]
epInfo, ok := ep.(*endpointInfo)
if !ok {
t.Errorf("Failed to cast endpointInfo %q", svcPortName.String())
} else {
if epInfo.hnsID != endpointGuid1 {
t.Errorf("%v does not match %v", epInfo.hnsID, endpointGuid1)
}
}
if *proxier.endPointsRefCount[endpointGuid1] <= 0 {
t.Errorf("RefCount not incremented. Current value: %v", *proxier.endPointsRefCount[endpointGuid1])
}
if *proxier.endPointsRefCount[endpointGuid1] != *epInfo.refCount {
t.Errorf("Global refCount: %v does not match endpoint refCount: %v", *proxier.endPointsRefCount[endpointGuid1], *epInfo.refCount)
}
}
func TestSharedRemoteEndpointDelete(t *testing.T) {
syncPeriod := 30 * time.Second
proxier := NewFakeProxier(syncPeriod, syncPeriod, clusterCIDR, "testhost", netutils.ParseIPSloppy("10.0.0.1"), "L2Bridge")
if proxier == nil {
t.Error()
}
svcIP1 := "10.20.30.41"
svcPort1 := 80
svcNodePort1 := 3001
svcPortName1 := proxy.ServicePortName{
NamespacedName: makeNSN("ns1", "svc1"),
Port: "p80",
Protocol: v1.ProtocolTCP,
}
svcIP2 := "10.20.30.42"
svcPort2 := 80
svcNodePort2 := 3002
svcPortName2 := proxy.ServicePortName{
NamespacedName: makeNSN("ns1", "svc2"),
Port: "p80",
Protocol: v1.ProtocolTCP,
}
makeServiceMap(proxier,
makeTestService(svcPortName1.Namespace, svcPortName1.Name, func(svc *v1.Service) {
svc.Spec.Type = "NodePort"
svc.Spec.ClusterIP = svcIP1
svc.Spec.Ports = []v1.ServicePort{{
Name: svcPortName1.Port,
Port: int32(svcPort1),
Protocol: v1.ProtocolTCP,
NodePort: int32(svcNodePort1),
}}
}),
makeTestService(svcPortName2.Namespace, svcPortName2.Name, func(svc *v1.Service) {
svc.Spec.Type = "NodePort"
svc.Spec.ClusterIP = svcIP2
svc.Spec.Ports = []v1.ServicePort{{
Name: svcPortName2.Port,
Port: int32(svcPort2),
Protocol: v1.ProtocolTCP,
NodePort: int32(svcNodePort2),
}}
}),
)
populateEndpointSlices(proxier,
makeTestEndpointSlice(svcPortName1.Namespace, svcPortName1.Name, 1, func(eps *discovery.EndpointSlice) {
eps.AddressType = discovery.AddressTypeIPv4
eps.Endpoints = []discovery.Endpoint{{
Addresses: []string{epIpAddressRemote},
}}
eps.Ports = []discovery.EndpointPort{{
Name: ptr.To(svcPortName1.Port),
Port: ptr.To(int32(svcPort1)),
Protocol: ptr.To(v1.ProtocolTCP),
}}
}),
makeTestEndpointSlice(svcPortName2.Namespace, svcPortName2.Name, 1, func(eps *discovery.EndpointSlice) {
eps.AddressType = discovery.AddressTypeIPv4
eps.Endpoints = []discovery.Endpoint{{
Addresses: []string{epIpAddressRemote},
}}
eps.Ports = []discovery.EndpointPort{{
Name: ptr.To(svcPortName2.Port),
Port: ptr.To(int32(svcPort2)),
Protocol: ptr.To(v1.ProtocolTCP),
}}
}),
)
proxier.setInitialized(true)
proxier.syncProxyRules()
ep := proxier.endpointsMap[svcPortName1][0]
epInfo, ok := ep.(*endpointInfo)
if !ok {
t.Errorf("Failed to cast endpointInfo %q", svcPortName1.String())
} else {
if epInfo.hnsID != endpointGuid1 {
t.Errorf("%v does not match %v", epInfo.hnsID, endpointGuid1)
}
}
if *proxier.endPointsRefCount[endpointGuid1] != 2 {
t.Errorf("RefCount not incremented. Current value: %v", *proxier.endPointsRefCount[endpointGuid1])
}
if *proxier.endPointsRefCount[endpointGuid1] != *epInfo.refCount {
t.Errorf("Global refCount: %v does not match endpoint refCount: %v", *proxier.endPointsRefCount[endpointGuid1], *epInfo.refCount)
}
proxier.setInitialized(false)
deleteServices(proxier,
makeTestService(svcPortName2.Namespace, svcPortName2.Name, func(svc *v1.Service) {
svc.Spec.Type = "NodePort"
svc.Spec.ClusterIP = svcIP2
svc.Spec.Ports = []v1.ServicePort{{
Name: svcPortName2.Port,
Port: int32(svcPort2),
Protocol: v1.ProtocolTCP,
NodePort: int32(svcNodePort2),
}}
}),
)
deleteEndpointSlices(proxier,
makeTestEndpointSlice(svcPortName2.Namespace, svcPortName2.Name, 1, func(eps *discovery.EndpointSlice) {
eps.AddressType = discovery.AddressTypeIPv4
eps.Endpoints = []discovery.Endpoint{{
Addresses: []string{epIpAddressRemote},
}}
eps.Ports = []discovery.EndpointPort{{
Name: ptr.To(svcPortName2.Port),
Port: ptr.To(int32(svcPort2)),
Protocol: ptr.To(v1.ProtocolTCP),
}}
}),
)
proxier.setInitialized(true)
proxier.syncProxyRules()
ep = proxier.endpointsMap[svcPortName1][0]
epInfo, ok = ep.(*endpointInfo)
if !ok {
t.Errorf("Failed to cast endpointInfo %q", svcPortName1.String())
} else {
if epInfo.hnsID != endpointGuid1 {
t.Errorf("%v does not match %v", epInfo.hnsID, endpointGuid1)
}
}
if *epInfo.refCount != 1 {
t.Errorf("Incorrect Refcount. Current value: %v", *epInfo.refCount)
}
if *proxier.endPointsRefCount[endpointGuid1] != *epInfo.refCount {
t.Errorf("Global refCount: %v does not match endpoint refCount: %v", *proxier.endPointsRefCount[endpointGuid1], *epInfo.refCount)
}
}
func TestSharedRemoteEndpointUpdate(t *testing.T) {
syncPeriod := 30 * time.Second
proxier := NewFakeProxier(syncPeriod, syncPeriod, clusterCIDR, "testhost", netutils.ParseIPSloppy("10.0.0.1"), "L2Bridge")
if proxier == nil {
t.Error()
}
svcIP1 := "10.20.30.41"
svcPort1 := 80
svcNodePort1 := 3001
svcPortName1 := proxy.ServicePortName{
NamespacedName: makeNSN("ns1", "svc1"),
Port: "p80",
Protocol: v1.ProtocolTCP,
}
svcIP2 := "10.20.30.42"
svcPort2 := 80
svcNodePort2 := 3002
svcPortName2 := proxy.ServicePortName{
NamespacedName: makeNSN("ns1", "svc2"),
Port: "p80",
Protocol: v1.ProtocolTCP,
}
makeServiceMap(proxier,
makeTestService(svcPortName1.Namespace, svcPortName1.Name, func(svc *v1.Service) {
svc.Spec.Type = "NodePort"
svc.Spec.ClusterIP = svcIP1
svc.Spec.Ports = []v1.ServicePort{{
Name: svcPortName1.Port,
Port: int32(svcPort1),
Protocol: v1.ProtocolTCP,
NodePort: int32(svcNodePort1),
}}
}),
makeTestService(svcPortName2.Namespace, svcPortName2.Name, func(svc *v1.Service) {
svc.Spec.Type = "NodePort"
svc.Spec.ClusterIP = svcIP2
svc.Spec.Ports = []v1.ServicePort{{
Name: svcPortName2.Port,
Port: int32(svcPort2),
Protocol: v1.ProtocolTCP,
NodePort: int32(svcNodePort2),
}}
}),
)
populateEndpointSlices(proxier,
makeTestEndpointSlice(svcPortName1.Namespace, svcPortName1.Name, 1, func(eps *discovery.EndpointSlice) {
eps.AddressType = discovery.AddressTypeIPv4
eps.Endpoints = []discovery.Endpoint{{
Addresses: []string{epIpAddressRemote},
}}
eps.Ports = []discovery.EndpointPort{{
Name: ptr.To(svcPortName1.Port),
Port: ptr.To(int32(svcPort1)),
Protocol: ptr.To(v1.ProtocolTCP),
}}
}),
makeTestEndpointSlice(svcPortName2.Namespace, svcPortName2.Name, 1, func(eps *discovery.EndpointSlice) {
eps.AddressType = discovery.AddressTypeIPv4
eps.Endpoints = []discovery.Endpoint{{
Addresses: []string{epIpAddressRemote},
}}
eps.Ports = []discovery.EndpointPort{{
Name: ptr.To(svcPortName2.Port),
Port: ptr.To(int32(svcPort2)),
Protocol: ptr.To(v1.ProtocolTCP),
}}
}),
)
proxier.setInitialized(true)
proxier.syncProxyRules()
ep := proxier.endpointsMap[svcPortName1][0]
epInfo, ok := ep.(*endpointInfo)
if !ok {
t.Errorf("Failed to cast endpointInfo %q", svcPortName1.String())
} else {
if epInfo.hnsID != endpointGuid1 {
t.Errorf("%v does not match %v", epInfo.hnsID, endpointGuid1)
}
}
if *proxier.endPointsRefCount[endpointGuid1] != 2 {
t.Errorf("RefCount not incremented. Current value: %v", *proxier.endPointsRefCount[endpointGuid1])
}
if *proxier.endPointsRefCount[endpointGuid1] != *epInfo.refCount {
t.Errorf("Global refCount: %v does not match endpoint refCount: %v", *proxier.endPointsRefCount[endpointGuid1], *epInfo.refCount)
}
proxier.setInitialized(false)
proxier.OnServiceUpdate(
makeTestService(svcPortName1.Namespace, svcPortName1.Name, func(svc *v1.Service) {
svc.Spec.Type = "NodePort"
svc.Spec.ClusterIP = svcIP1
svc.Spec.Ports = []v1.ServicePort{{
Name: svcPortName1.Port,
Port: int32(svcPort1),
Protocol: v1.ProtocolTCP,
NodePort: int32(svcNodePort1),
}}
}),
makeTestService(svcPortName1.Namespace, svcPortName1.Name, func(svc *v1.Service) {
svc.Spec.Type = "NodePort"
svc.Spec.ClusterIP = svcIP1
svc.Spec.Ports = []v1.ServicePort{{
Name: svcPortName1.Port,
Port: int32(svcPort1),
Protocol: v1.ProtocolTCP,
NodePort: int32(3003),
}}
}))
proxier.OnEndpointSliceUpdate(
makeTestEndpointSlice(svcPortName1.Namespace, svcPortName1.Name, 1, func(eps *discovery.EndpointSlice) {
eps.AddressType = discovery.AddressTypeIPv4
eps.Endpoints = []discovery.Endpoint{{
Addresses: []string{epIpAddressRemote},
}}
eps.Ports = []discovery.EndpointPort{{
Name: ptr.To(svcPortName1.Port),
Port: ptr.To(int32(svcPort1)),
Protocol: ptr.To(v1.ProtocolTCP),
}}
}),
makeTestEndpointSlice(svcPortName1.Namespace, svcPortName1.Name, 1, func(eps *discovery.EndpointSlice) {
eps.AddressType = discovery.AddressTypeIPv4
eps.Endpoints = []discovery.Endpoint{{
Addresses: []string{epIpAddressRemote},
}}
eps.Ports = []discovery.EndpointPort{{
Name: ptr.To(svcPortName1.Port),
Port: ptr.To(int32(svcPort1)),
Protocol: ptr.To(v1.ProtocolTCP),
},
{
Name: ptr.To("p443"),
Port: ptr.To[int32](443),
Protocol: ptr.To(v1.ProtocolTCP),
}}
}))
proxier.mu.Lock()
proxier.endpointSlicesSynced = true
proxier.mu.Unlock()
proxier.setInitialized(true)
proxier.syncProxyRules()
ep = proxier.endpointsMap[svcPortName1][0]
epInfo, ok = ep.(*endpointInfo)
if !ok {
t.Errorf("Failed to cast endpointInfo %q", svcPortName1.String())
} else {
if epInfo.hnsID != endpointGuid1 {
t.Errorf("%v does not match %v", epInfo.hnsID, endpointGuid1)
}
}
if *epInfo.refCount != 2 {
t.Errorf("Incorrect refcount. Current value: %v", *epInfo.refCount)
}
if *proxier.endPointsRefCount[endpointGuid1] != *epInfo.refCount {
t.Errorf("Global refCount: %v does not match endpoint refCount: %v", *proxier.endPointsRefCount[endpointGuid1], *epInfo.refCount)
}
}
func TestCreateLoadBalancer(t *testing.T) {
syncPeriod := 30 * time.Second
proxier := NewFakeProxier(syncPeriod, syncPeriod, clusterCIDR, "testhost", netutils.ParseIPSloppy("10.0.0.1"), NETWORK_TYPE_OVERLAY)
if proxier == nil {
t.Error()
}
svcIP := "10.20.30.41"
svcPort := 80
svcNodePort := 3001
svcPortName := proxy.ServicePortName{
NamespacedName: makeNSN("ns1", "svc1"),
Port: "p80",
Protocol: v1.ProtocolTCP,
}
makeServiceMap(proxier,
makeTestService(svcPortName.Namespace, svcPortName.Name, func(svc *v1.Service) {
svc.Spec.Type = "NodePort"
svc.Spec.ClusterIP = svcIP
svc.Spec.Ports = []v1.ServicePort{{
Name: svcPortName.Port,
Port: int32(svcPort),
Protocol: v1.ProtocolTCP,
NodePort: int32(svcNodePort),
}}
}),
)
populateEndpointSlices(proxier,
makeTestEndpointSlice(svcPortName.Namespace, svcPortName.Name, 1, func(eps *discovery.EndpointSlice) {
eps.AddressType = discovery.AddressTypeIPv4
eps.Endpoints = []discovery.Endpoint{{
Addresses: []string{epIpAddressRemote},
}}
eps.Ports = []discovery.EndpointPort{{
Name: ptr.To(svcPortName.Port),
Port: ptr.To(int32(svcPort)),
Protocol: ptr.To(v1.ProtocolTCP),
}}
}),
)
proxier.setInitialized(true)
proxier.syncProxyRules()
svc := proxier.svcPortMap[svcPortName]
svcInfo, ok := svc.(*serviceInfo)
if !ok {
t.Errorf("Failed to cast serviceInfo %q", svcPortName.String())
} else {
if svcInfo.hnsID != loadbalancerGuid1 {
t.Errorf("%v does not match %v", svcInfo.hnsID, loadbalancerGuid1)
}
}
}
func TestCreateDsrLoadBalancer(t *testing.T) {
syncPeriod := 30 * time.Second
proxier := NewFakeProxier(syncPeriod, syncPeriod, clusterCIDR, "testhost", netutils.ParseIPSloppy("10.0.0.1"), NETWORK_TYPE_OVERLAY)
if proxier == nil {
t.Error()
}
svcIP := "10.20.30.41"
svcPort := 80
svcNodePort := 3001
svcPortName := proxy.ServicePortName{
NamespacedName: makeNSN("ns1", "svc1"),
Port: "p80",
Protocol: v1.ProtocolTCP,
}
lbIP := "11.21.31.41"
makeServiceMap(proxier,
makeTestService(svcPortName.Namespace, svcPortName.Name, func(svc *v1.Service) {
svc.Spec.Type = "NodePort"
svc.Spec.ClusterIP = svcIP
svc.Spec.ExternalTrafficPolicy = v1.ServiceExternalTrafficPolicyLocal
svc.Spec.Ports = []v1.ServicePort{{
Name: svcPortName.Port,
Port: int32(svcPort),
Protocol: v1.ProtocolTCP,
NodePort: int32(svcNodePort),
}}
svc.Status.LoadBalancer.Ingress = []v1.LoadBalancerIngress{{
IP: lbIP,
}}
}),
)
populateEndpointSlices(proxier,
makeTestEndpointSlice(svcPortName.Namespace, svcPortName.Name, 1, func(eps *discovery.EndpointSlice) {
eps.AddressType = discovery.AddressTypeIPv4
eps.Endpoints = []discovery.Endpoint{{
Addresses: []string{epIpAddressRemote},
NodeName: ptr.To("testhost"),
}}
eps.Ports = []discovery.EndpointPort{{
Name: ptr.To(svcPortName.Port),
Port: ptr.To(int32(svcPort)),
Protocol: ptr.To(v1.ProtocolTCP),
}}
}),
)
hcn := (proxier.hcn).(*fakehcn.HcnMock)
proxier.rootHnsEndpointName = endpointGw
hcn.PopulateQueriedEndpoints(endpointLocal, guid, epIpAddressRemote, macAddress, prefixLen)
hcn.PopulateQueriedEndpoints(endpointGw, guid, epIpAddressGw, epMacAddressGw, prefixLen)
proxier.setInitialized(true)
proxier.syncProxyRules()
svc := proxier.svcPortMap[svcPortName]
svcInfo, ok := svc.(*serviceInfo)
if !ok {
t.Errorf("Failed to cast serviceInfo %q", svcPortName.String())
} else {
if svcInfo.hnsID != loadbalancerGuid1 {
t.Errorf("%v does not match %v", svcInfo.hnsID, loadbalancerGuid1)
}
if svcInfo.localTrafficDSR != true {
t.Errorf("Failed to create DSR loadbalancer with local traffic policy")
}
if len(svcInfo.loadBalancerIngressIPs) == 0 {
t.Errorf("svcInfo does not have any loadBalancerIngressIPs, %+v", svcInfo)
} else if svcInfo.loadBalancerIngressIPs[0].healthCheckHnsID != "LBID-4" {
t.Errorf("The Hns Loadbalancer HealthCheck Id %v does not match %v. ServicePortName %q", svcInfo.loadBalancerIngressIPs[0].healthCheckHnsID, loadbalancerGuid1, svcPortName.String())
}
}
}
// TestClusterIPLBInCreateDsrLoadBalancer tests, if the available endpoints are remote,
// syncproxyrules only creates ClusterIP Loadbalancer and no NodePort, External IP or IngressIP
// loadbalancers will be created.
func TestClusterIPLBInCreateDsrLoadBalancer(t *testing.T) {
syncPeriod := 30 * time.Second
proxier := NewFakeProxier(syncPeriod, syncPeriod, clusterCIDR, "testhost", netutils.ParseIPSloppy("10.0.0.1"), NETWORK_TYPE_OVERLAY)
if proxier == nil {
t.Error()
}
svcIP := "10.20.30.41"
svcPort := 80
svcNodePort := 3001
svcPortName := proxy.ServicePortName{
NamespacedName: makeNSN("ns1", "svc1"),
Port: "p80",
Protocol: v1.ProtocolTCP,
}
lbIP := "11.21.31.41"
makeServiceMap(proxier,
makeTestService(svcPortName.Namespace, svcPortName.Name, func(svc *v1.Service) {
svc.Spec.Type = "NodePort"
svc.Spec.ClusterIP = svcIP
svc.Spec.ExternalTrafficPolicy = v1.ServiceExternalTrafficPolicyLocal
svc.Spec.Ports = []v1.ServicePort{{
Name: svcPortName.Port,
Port: int32(svcPort),
Protocol: v1.ProtocolTCP,
NodePort: int32(svcNodePort),
}}
svc.Status.LoadBalancer.Ingress = []v1.LoadBalancerIngress{{
IP: lbIP,
}}
}),
)
populateEndpointSlices(proxier,
makeTestEndpointSlice(svcPortName.Namespace, svcPortName.Name, 1, func(eps *discovery.EndpointSlice) {
eps.AddressType = discovery.AddressTypeIPv4
eps.Endpoints = []discovery.Endpoint{{
Addresses: []string{epIpAddressRemote},
NodeName: ptr.To("testhost2"), // This will make this endpoint as a remote endpoint
}}
eps.Ports = []discovery.EndpointPort{{
Name: ptr.To(svcPortName.Port),
Port: ptr.To(int32(svcPort)),
Protocol: ptr.To(v1.ProtocolTCP),
}}
}),
)
proxier.setInitialized(true)
proxier.syncProxyRules()
svc := proxier.svcPortMap[svcPortName]
svcInfo, ok := svc.(*serviceInfo)
if !ok {
t.Errorf("Failed to cast serviceInfo %q", svcPortName.String())
} else {
// Checking ClusterIP Loadbalancer is created
if svcInfo.hnsID != loadbalancerGuid1 {
t.Errorf("%v does not match %v", svcInfo.hnsID, loadbalancerGuid1)
}
// Verifying NodePort Loadbalancer is not created
if svcInfo.nodePorthnsID != "" {
t.Errorf("NodePortHnsID %v is not empty.", svcInfo.nodePorthnsID)
}
// Verifying ExternalIP Loadbalancer is not created
for _, externalIP := range svcInfo.externalIPs {
if externalIP.hnsID != "" {
t.Errorf("ExternalLBID %v is not empty.", externalIP.hnsID)
}
}
// Verifying IngressIP Loadbalancer is not created
for _, ingressIP := range svcInfo.loadBalancerIngressIPs {
if ingressIP.hnsID != "" {
t.Errorf("IngressLBID %v is not empty.", ingressIP.hnsID)
}
}
}
}
func TestEndpointSlice(t *testing.T) {
syncPeriod := 30 * time.Second
proxier := NewFakeProxier(syncPeriod, syncPeriod, clusterCIDR, "testhost", netutils.ParseIPSloppy("10.0.0.1"), NETWORK_TYPE_OVERLAY)
if proxier == nil {
t.Error()
}
proxier.servicesSynced = true
proxier.endpointSlicesSynced = true
svcPortName := proxy.ServicePortName{
NamespacedName: makeNSN("ns1", "svc1"),
Port: "p80",
Protocol: v1.ProtocolTCP,
}
proxier.OnServiceAdd(&v1.Service{
ObjectMeta: metav1.ObjectMeta{Name: svcPortName.Name, Namespace: svcPortName.Namespace},
Spec: v1.ServiceSpec{
ClusterIP: "172.20.1.1",
Selector: map[string]string{"foo": "bar"},
Ports: []v1.ServicePort{{Name: svcPortName.Port, TargetPort: intstr.FromInt32(80), Protocol: v1.ProtocolTCP}},
},
})
// Add initial endpoint slice
endpointSlice := &discovery.EndpointSlice{
ObjectMeta: metav1.ObjectMeta{
Name: fmt.Sprintf("%s-1", svcPortName.Name),
Namespace: svcPortName.Namespace,
Labels: map[string]string{discovery.LabelServiceName: svcPortName.Name},
},
Ports: []discovery.EndpointPort{{
Name: &svcPortName.Port,
Port: ptr.To[int32](80),
Protocol: ptr.To(v1.ProtocolTCP),
}},
AddressType: discovery.AddressTypeIPv4,
Endpoints: []discovery.Endpoint{{
Addresses: []string{"192.168.2.3"},
Conditions: discovery.EndpointConditions{Ready: ptr.To(true)},
NodeName: ptr.To("testhost2"),
}},
}
proxier.OnEndpointSliceAdd(endpointSlice)
proxier.setInitialized(true)
proxier.syncProxyRules()
svc := proxier.svcPortMap[svcPortName]
svcInfo, ok := svc.(*serviceInfo)
if !ok {
t.Errorf("Failed to cast serviceInfo %q", svcPortName.String())
} else {
if svcInfo.hnsID != loadbalancerGuid1 {
t.Errorf("The Hns Loadbalancer Id %v does not match %v. ServicePortName %q", svcInfo.hnsID, loadbalancerGuid1, svcPortName.String())
}
}
ep := proxier.endpointsMap[svcPortName][0]
epInfo, ok := ep.(*endpointInfo)
if !ok {
t.Errorf("Failed to cast endpointInfo %q", svcPortName.String())
} else {
if epInfo.hnsID != "EPID-3" {
t.Errorf("Hns EndpointId %v does not match %v. ServicePortName %q", epInfo.hnsID, endpointGuid1, svcPortName.String())
}
}
}
func TestNoopEndpointSlice(t *testing.T) {
p := Proxier{}
p.OnEndpointSliceAdd(&discovery.EndpointSlice{})
p.OnEndpointSliceUpdate(&discovery.EndpointSlice{}, &discovery.EndpointSlice{})
p.OnEndpointSliceDelete(&discovery.EndpointSlice{})
p.OnEndpointSlicesSynced()
}
func TestFindRemoteSubnetProviderAddress(t *testing.T) {
syncPeriod := 30 * time.Second
proxier := NewFakeProxier(syncPeriod, syncPeriod, clusterCIDR, "testhost", netutils.ParseIPSloppy("10.0.0.1"), NETWORK_TYPE_OVERLAY)
if proxier == nil {
t.Error()
}
networkInfo, _ := proxier.hns.getNetworkByName(testNetwork)
pa := networkInfo.findRemoteSubnetProviderAddress(providerAddress)
if pa != providerAddress {
t.Errorf("%v does not match %v", pa, providerAddress)
}
pa = networkInfo.findRemoteSubnetProviderAddress(epIpAddressRemote)
if pa != providerAddress {
t.Errorf("%v does not match %v", pa, providerAddress)
}
pa = networkInfo.findRemoteSubnetProviderAddress(serviceVip)
if len(pa) != 0 {
t.Errorf("Provider address is not empty as expected")
}
}
func makeNSN(namespace, name string) types.NamespacedName {
return types.NamespacedName{Namespace: namespace, Name: name}
}
func makeServiceMap(proxier *Proxier, allServices ...*v1.Service) {
for i := range allServices {
proxier.OnServiceAdd(allServices[i])
}
proxier.mu.Lock()
defer proxier.mu.Unlock()
proxier.servicesSynced = true
}
func deleteServices(proxier *Proxier, allServices ...*v1.Service) {
for i := range allServices {
proxier.OnServiceDelete(allServices[i])
}
proxier.mu.Lock()
defer proxier.mu.Unlock()
proxier.servicesSynced = true
}
func makeTestService(namespace, name string, svcFunc func(*v1.Service)) *v1.Service {
svc := &v1.Service{
ObjectMeta: metav1.ObjectMeta{
Name: name,
Namespace: namespace,
Annotations: map[string]string{},
},
Spec: v1.ServiceSpec{},
Status: v1.ServiceStatus{},
}
svcFunc(svc)
return svc
}
func deleteEndpointSlices(proxier *Proxier, allEndpointSlices ...*discovery.EndpointSlice) {
for i := range allEndpointSlices {
proxier.OnEndpointSliceDelete(allEndpointSlices[i])
}
proxier.mu.Lock()
defer proxier.mu.Unlock()
proxier.endpointSlicesSynced = true
}
func populateEndpointSlices(proxier *Proxier, allEndpointSlices ...*discovery.EndpointSlice) {
for i := range allEndpointSlices {
proxier.OnEndpointSliceAdd(allEndpointSlices[i])
}
}
func makeTestEndpointSlice(namespace, name string, sliceNum int, epsFunc func(*discovery.EndpointSlice)) *discovery.EndpointSlice {
eps := &discovery.EndpointSlice{
ObjectMeta: metav1.ObjectMeta{
Name: fmt.Sprintf("%s-%d", name, sliceNum),
Namespace: namespace,
Labels: map[string]string{discovery.LabelServiceName: name},
},
}
epsFunc(eps)
return eps
}