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higress/pkg/ingress/kube/gateway/istio/conversion_test.go

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// Copyright Istio 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.
// Updated based on Istio codebase by Higress
package istio
import (
"context"
"fmt"
"os"
"reflect"
"regexp"
"sort"
"strings"
"testing"
"github.com/google/go-cmp/cmp"
"istio.io/istio/pilot/pkg/config/kube/crd"
credentials "istio.io/istio/pilot/pkg/credentials/kube"
"istio.io/istio/pilot/pkg/features"
"istio.io/istio/pilot/pkg/model"
"istio.io/istio/pilot/pkg/model/kstatus"
"istio.io/istio/pilot/pkg/networking/core/v1alpha3"
"istio.io/istio/pilot/test/util"
"istio.io/istio/pkg/cluster"
"istio.io/istio/pkg/config"
crdvalidation "istio.io/istio/pkg/config/crd"
"istio.io/istio/pkg/config/schema/gvk"
"istio.io/istio/pkg/kube"
"istio.io/istio/pkg/test"
"istio.io/istio/pkg/test/util/assert"
"istio.io/istio/pkg/util/sets"
corev1 "k8s.io/api/core/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/runtime"
k8s "sigs.k8s.io/gateway-api/apis/v1alpha2"
"sigs.k8s.io/yaml"
)
// Start - Updated by Higress
var ports = []corev1.ServicePort{
{
Name: "http",
Port: 80,
Protocol: "HTTP",
},
{
Name: "tcp",
Port: 34000,
Protocol: "TCP",
},
}
var defaultGatewaySelector = map[string]string{
"higress": "higress-system-higress-gateway",
}
var services = []corev1.Service{
{
ObjectMeta: metav1.ObjectMeta{
Name: "higress-gateway",
Namespace: "higress-system",
},
Spec: corev1.ServiceSpec{
Ports: ports,
ExternalIPs: []string{"1.2.3.4"},
},
},
{
ObjectMeta: metav1.ObjectMeta{
Name: "example.com",
Namespace: "higress-system",
},
Spec: corev1.ServiceSpec{
Ports: ports,
},
},
{
ObjectMeta: metav1.ObjectMeta{
Name: "httpbin",
Namespace: "default",
},
Spec: corev1.ServiceSpec{
Ports: ports,
},
},
{
ObjectMeta: metav1.ObjectMeta{
Name: "httpbin-apple",
Namespace: "apple",
},
Spec: corev1.ServiceSpec{
Ports: ports,
},
},
{
ObjectMeta: metav1.ObjectMeta{
Name: "httpbin-banana",
Namespace: "banana",
},
Spec: corev1.ServiceSpec{
Ports: ports,
},
},
{
ObjectMeta: metav1.ObjectMeta{
Name: "httpbin-second",
Namespace: "default",
},
Spec: corev1.ServiceSpec{
Ports: ports,
},
},
{
ObjectMeta: metav1.ObjectMeta{
Name: "httpbin-wildcard",
Namespace: "default",
},
Spec: corev1.ServiceSpec{
Ports: ports,
},
},
{
ObjectMeta: metav1.ObjectMeta{
Name: "foo-svc",
Namespace: "default",
},
Spec: corev1.ServiceSpec{
Ports: ports,
},
},
{
ObjectMeta: metav1.ObjectMeta{
Name: "httpbin-other",
Namespace: "default",
},
Spec: corev1.ServiceSpec{
Ports: ports,
},
},
{
ObjectMeta: metav1.ObjectMeta{
Name: "example",
Namespace: "default",
},
Spec: corev1.ServiceSpec{
Ports: ports,
},
},
{
ObjectMeta: metav1.ObjectMeta{
Name: "echo",
Namespace: "default",
},
Spec: corev1.ServiceSpec{
Ports: ports,
},
},
{
ObjectMeta: metav1.ObjectMeta{
Name: "httpbin",
Namespace: "cert",
},
Spec: corev1.ServiceSpec{
Ports: ports,
},
},
{
ObjectMeta: metav1.ObjectMeta{
Name: "my-svc",
Namespace: "service",
},
Spec: corev1.ServiceSpec{
Ports: ports,
},
},
{
ObjectMeta: metav1.ObjectMeta{
Name: "google.com",
Namespace: "default",
},
Spec: corev1.ServiceSpec{
Ports: ports,
},
},
{
ObjectMeta: metav1.ObjectMeta{
Name: "svc2",
Namespace: "allowed-1",
},
Spec: corev1.ServiceSpec{
Ports: ports,
},
},
{
ObjectMeta: metav1.ObjectMeta{
Name: "svc2",
Namespace: "allowed-2",
},
Spec: corev1.ServiceSpec{
Ports: ports,
},
},
{
ObjectMeta: metav1.ObjectMeta{
Name: "svc1",
Namespace: "allowed-1",
},
Spec: corev1.ServiceSpec{
Ports: ports,
},
},
{
ObjectMeta: metav1.ObjectMeta{
Name: "svc3",
Namespace: "allowed-2",
},
Spec: corev1.ServiceSpec{
Ports: ports,
},
},
{
ObjectMeta: metav1.ObjectMeta{
Name: "svc4",
Namespace: "default",
},
Spec: corev1.ServiceSpec{
Ports: ports,
},
},
{
ObjectMeta: metav1.ObjectMeta{
Name: "httpbin",
Namespace: "group-namespace1",
},
Spec: corev1.ServiceSpec{
Ports: ports,
},
},
{
ObjectMeta: metav1.ObjectMeta{
Name: "httpbin",
Namespace: "group-namespace2",
},
Spec: corev1.ServiceSpec{
Ports: ports,
},
},
{
ObjectMeta: metav1.ObjectMeta{
Name: "httpbin-zero",
Namespace: "default",
},
Spec: corev1.ServiceSpec{
Ports: ports,
},
},
{
ObjectMeta: metav1.ObjectMeta{
Name: "httpbin",
Namespace: "higress-system",
},
Spec: corev1.ServiceSpec{
Ports: ports,
},
},
{
ObjectMeta: metav1.ObjectMeta{
Name: "httpbin-mirror",
Namespace: "default",
},
Spec: corev1.ServiceSpec{
Ports: ports,
},
},
{
ObjectMeta: metav1.ObjectMeta{
Name: "httpbin-foo",
Namespace: "default",
},
Spec: corev1.ServiceSpec{
Ports: ports,
},
},
{
ObjectMeta: metav1.ObjectMeta{
Name: "httpbin-alt",
Namespace: "default",
},
Spec: corev1.ServiceSpec{
Ports: ports,
},
},
{
ObjectMeta: metav1.ObjectMeta{
Name: "higress-controller",
Namespace: "higress-system",
},
Spec: corev1.ServiceSpec{
Ports: ports,
},
},
{
ObjectMeta: metav1.ObjectMeta{
Name: "echo",
Namespace: "higress-system",
},
Spec: corev1.ServiceSpec{
Ports: ports,
},
},
{
ObjectMeta: metav1.ObjectMeta{
Name: "httpbin-bad",
Namespace: "default",
},
Spec: corev1.ServiceSpec{
Ports: ports,
},
},
}
var endpoints = []corev1.Endpoints{
{
ObjectMeta: metav1.ObjectMeta{
Name: "higress-gateway",
Namespace: "higress-system",
},
Subsets: []corev1.EndpointSubset{
{
Ports: []corev1.EndpointPort{
{
Port: 8080,
},
},
},
},
},
}
// End - Updated by Higress
var (
// https://github.com/kubernetes/kubernetes/blob/v1.25.4/staging/src/k8s.io/kubectl/pkg/cmd/create/create_secret_tls_test.go#L31
rsaCertPEM = `-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----
`
rsaKeyPEM = `-----BEGIN RSA PRIVATE KEY-----
MIIBOwIBAAJBANLJhPHhITqQbPklG3ibCVxwGMRfp/v4XqhfdQHdcVfHap6NQ5Wo
k/4xIA+ui35/MmNartNuC+BdZ1tMuVCPFZcCAwEAAQJAEJ2N+zsR0Xn8/Q6twa4G
6OB1M1WO+k+ztnX/1SvNeWu8D6GImtupLTYgjZcHufykj09jiHmjHx8u8ZZB/o1N
MQIhAPW+eyZo7ay3lMz1V01WVjNKK9QSn1MJlb06h/LuYv9FAiEA25WPedKgVyCW
SmUwbPw8fnTcpqDWE3yTO3vKcebqMSsCIBF3UmVue8YU3jybC3NxuXq3wNm34R8T
xVLHwDXh/6NJAiEAl2oHGGLz64BuAfjKrqwz7qMYr9HCLIe/YsoWq/olzScCIQDi
D2lWusoe2/nEqfDVVWGWlyJ7yOmqaVm/iNUN9B2N2g==
-----END RSA PRIVATE KEY-----
`
secrets = []runtime.Object{
&corev1.Secret{
ObjectMeta: metav1.ObjectMeta{
Name: "my-cert-http",
Namespace: "higress-system",
},
Data: map[string][]byte{
"tls.crt": []byte(rsaCertPEM),
"tls.key": []byte(rsaKeyPEM),
},
},
&corev1.Secret{
ObjectMeta: metav1.ObjectMeta{
Name: "cert",
Namespace: "cert",
},
Data: map[string][]byte{
"tls.crt": []byte(rsaCertPEM),
"tls.key": []byte(rsaKeyPEM),
},
},
&corev1.Secret{
ObjectMeta: metav1.ObjectMeta{
Name: "malformed",
Namespace: "higress-system",
},
Data: map[string][]byte{
// nolint: lll
// https://github.com/kubernetes-sigs/gateway-api/blob/d7f71d6b7df7e929ae299948973a693980afc183/conformance/tests/gateway-invalid-tls-certificateref.yaml#L87-L90
// this certificate is invalid because contains an invalid pem (base64 of "Hello world"),
// and the certificate and the key are identical
"tls.crt": []byte("SGVsbG8gd29ybGQK"),
"tls.key": []byte("SGVsbG8gd29ybGQK"),
},
},
}
)
func init() {
features.EnableAlphaGatewayAPI = true
features.EnableAmbientControllers = true
// Recompute with ambient enabled
classInfos = getClassInfos()
builtinClasses = getBuiltinClasses()
}
func TestConvertResources(t *testing.T) {
validator := crdvalidation.NewIstioValidator(t)
// Start - Updated by Higress
client := kube.NewFakeClient()
for _, svc := range services {
if _, err := client.Kube().CoreV1().Services(svc.Namespace).Create(context.TODO(), &svc, metav1.CreateOptions{}); err != nil {
t.Fatal(err)
}
}
for _, endpoint := range endpoints {
if _, err := client.Kube().CoreV1().Endpoints(endpoint.Namespace).Create(context.TODO(), &endpoint, metav1.CreateOptions{}); err != nil {
t.Fatal(err)
}
}
// End - Updated by Higress
cases := []struct {
name string
}{
{"http"},
{"tcp"},
{"tls"},
{"mismatch"},
{"weighted"},
{"zero"},
{"invalid"},
// 目前仅支持 type 为 Hostname 和 ServiceImport
//{"multi-gateway"},
{"delegated"},
{"route-binding"},
{"reference-policy-tls"},
{"reference-policy-service"},
//{"serviceentry"},
{"alias"},
//{"mcs"},
{"route-precedence"},
}
for _, tt := range cases {
t.Run(tt.name, func(t *testing.T) {
input := readConfig(t, fmt.Sprintf("testdata/%s.yaml", tt.name), validator)
cg := v1alpha3.NewConfigGenTest(t, v1alpha3.TestOptions{})
kr := splitInput(t, input)
kr.Context = NewGatewayContext(cg.PushContext(), client, "domain.suffix", "")
output := convertResources(kr)
output.AllowedReferences = AllowedReferences{} // Not tested here
output.ReferencedNamespaceKeys = nil // Not tested here
output.ResourceReferences = nil // Not tested here
// sort virtual services to make the order deterministic
sort.Slice(output.VirtualService, func(i, j int) bool {
return output.VirtualService[i].Namespace+"/"+output.VirtualService[i].Name < output.VirtualService[j].Namespace+"/"+output.VirtualService[j].Name
})
goldenFile := fmt.Sprintf("testdata/%s.yaml.golden", tt.name)
res := append(output.Gateway, output.VirtualService...)
util.CompareContent(t, marshalYaml(t, res), goldenFile)
golden := splitOutput(readConfig(t, goldenFile, validator))
// sort virtual services to make the order deterministic
sort.Slice(golden.VirtualService, func(i, j int) bool {
return golden.VirtualService[i].Namespace+"/"+golden.VirtualService[i].Name < golden.VirtualService[j].Namespace+"/"+golden.VirtualService[j].Name
})
assert.Equal(t, golden, output)
outputStatus := getStatus(t, kr.GatewayClass, kr.Gateway, kr.HTTPRoute, kr.TLSRoute, kr.TCPRoute)
goldenStatusFile := fmt.Sprintf("testdata/%s.status.yaml.golden", tt.name)
if util.Refresh() {
if err := os.WriteFile(goldenStatusFile, outputStatus, 0o644); err != nil {
t.Fatal(err)
}
}
goldenStatus, err := os.ReadFile(goldenStatusFile)
if err != nil {
t.Fatal(err)
}
if diff := cmp.Diff(string(goldenStatus), string(outputStatus)); diff != "" {
t.Fatalf("Diff:\n%s", diff)
}
})
}
}
func TestReferencePolicy(t *testing.T) {
validator := crdvalidation.NewIstioValidator(t)
type res struct {
name, namespace string
allowed bool
}
cases := []struct {
name string
config string
expectations []res
}{
{
name: "simple",
config: `apiVersion: gateway.networking.k8s.io/v1alpha2
kind: ReferenceGrant
metadata:
name: allow-gateways-to-ref-secrets
namespace: default
spec:
from:
- group: gateway.networking.k8s.io
kind: Gateway
namespace: higress-system
to:
- group: ""
kind: Secret
`,
expectations: []res{
// allow cross namespace
{"kubernetes-gateway://default/wildcard-example-com-cert", "higress-system", true},
// denied same namespace. We do not implicitly allow (in this code - higher level code does)
{"kubernetes-gateway://default/wildcard-example-com-cert", "default", false},
// denied namespace
{"kubernetes-gateway://default/wildcard-example-com-cert", "bad", false},
},
},
{
name: "multiple in one",
config: `apiVersion: gateway.networking.k8s.io/v1alpha2
kind: ReferenceGrant
metadata:
name: allow-gateways-to-ref-secrets
namespace: default
spec:
from:
- group: gateway.networking.k8s.io
kind: Gateway
namespace: ns-1
- group: gateway.networking.k8s.io
kind: Gateway
namespace: ns-2
to:
- group: ""
kind: Secret
`,
expectations: []res{
{"kubernetes-gateway://default/wildcard-example-com-cert", "ns-1", true},
{"kubernetes-gateway://default/wildcard-example-com-cert", "ns-2", true},
{"kubernetes-gateway://default/wildcard-example-com-cert", "bad", false},
},
},
{
name: "multiple",
config: `apiVersion: gateway.networking.k8s.io/v1alpha2
kind: ReferenceGrant
metadata:
name: ns1
namespace: default
spec:
from:
- group: gateway.networking.k8s.io
kind: Gateway
namespace: ns-1
to:
- group: ""
kind: Secret
---
apiVersion: gateway.networking.k8s.io/v1alpha2
kind: ReferenceGrant
metadata:
name: ns2
namespace: default
spec:
from:
- group: gateway.networking.k8s.io
kind: Gateway
namespace: ns-2
to:
- group: ""
kind: Secret
`,
expectations: []res{
{"kubernetes-gateway://default/wildcard-example-com-cert", "ns-1", true},
{"kubernetes-gateway://default/wildcard-example-com-cert", "ns-2", true},
{"kubernetes-gateway://default/wildcard-example-com-cert", "bad", false},
},
},
{
name: "same namespace",
config: `apiVersion: gateway.networking.k8s.io/v1alpha2
kind: ReferenceGrant
metadata:
name: allow-gateways-to-ref-secrets
namespace: default
spec:
from:
- group: gateway.networking.k8s.io
kind: Gateway
namespace: default
to:
- group: ""
kind: Secret
`,
expectations: []res{
{"kubernetes-gateway://default/wildcard-example-com-cert", "higress-system", false},
{"kubernetes-gateway://default/wildcard-example-com-cert", "default", true},
{"kubernetes-gateway://default/wildcard-example-com-cert", "bad", false},
},
},
{
name: "same name",
config: `apiVersion: gateway.networking.k8s.io/v1alpha2
kind: ReferenceGrant
metadata:
name: allow-gateways-to-ref-secrets
namespace: default
spec:
from:
- group: gateway.networking.k8s.io
kind: Gateway
namespace: default
to:
- group: ""
kind: Secret
name: public
`,
expectations: []res{
{"kubernetes-gateway://default/public", "higress-system", false},
{"kubernetes-gateway://default/public", "default", true},
{"kubernetes-gateway://default/private", "default", false},
},
},
}
for _, tt := range cases {
t.Run(tt.name, func(t *testing.T) {
input := readConfigString(t, tt.config, validator)
cg := v1alpha3.NewConfigGenTest(t, v1alpha3.TestOptions{})
kr := splitInput(t, input)
kr.Context = NewGatewayContext(cg.PushContext(), nil, "", "")
output := convertResources(kr)
c := &Controller{
state: output,
}
for _, sc := range tt.expectations {
t.Run(fmt.Sprintf("%v/%v", sc.name, sc.namespace), func(t *testing.T) {
got := c.SecretAllowed(sc.name, sc.namespace)
if got != sc.allowed {
t.Fatalf("expected allowed=%v, got allowed=%v", sc.allowed, got)
}
})
}
})
}
}
func getStatus(t test.Failer, acfgs ...[]config.Config) []byte {
cfgs := []config.Config{}
for _, cl := range acfgs {
cfgs = append(cfgs, cl...)
}
for i, c := range cfgs {
c = c.DeepCopy()
c.Spec = nil
c.Labels = nil
c.Annotations = nil
if c.Status.(*kstatus.WrappedStatus) != nil {
c.Status = c.Status.(*kstatus.WrappedStatus).Status
}
cfgs[i] = c
}
return timestampRegex.ReplaceAll(marshalYaml(t, cfgs), []byte("lastTransitionTime: fake"))
}
var timestampRegex = regexp.MustCompile(`lastTransitionTime:.*`)
func splitOutput(configs []config.Config) IstioResources {
out := IstioResources{
Gateway: []config.Config{},
VirtualService: []config.Config{},
}
for _, c := range configs {
c.Domain = "domain.suffix"
switch c.GroupVersionKind {
case gvk.Gateway:
out.Gateway = append(out.Gateway, c)
case gvk.VirtualService:
out.VirtualService = append(out.VirtualService, c)
}
}
return out
}
func splitInput(t test.Failer, configs []config.Config) GatewayResources {
out := GatewayResources{DefaultGatewaySelector: defaultGatewaySelector}
namespaces := sets.New[string]()
for _, c := range configs {
namespaces.Insert(c.Namespace)
switch c.GroupVersionKind {
case gvk.GatewayClass:
out.GatewayClass = append(out.GatewayClass, c)
case gvk.KubernetesGateway:
out.Gateway = append(out.Gateway, c)
case gvk.HTTPRoute:
out.HTTPRoute = append(out.HTTPRoute, c)
case gvk.TCPRoute:
out.TCPRoute = append(out.TCPRoute, c)
case gvk.TLSRoute:
out.TLSRoute = append(out.TLSRoute, c)
case gvk.ReferenceGrant:
out.ReferenceGrant = append(out.ReferenceGrant, c)
}
}
out.Namespaces = map[string]*corev1.Namespace{}
for ns := range namespaces {
out.Namespaces[ns] = &corev1.Namespace{
ObjectMeta: metav1.ObjectMeta{
Name: ns,
Labels: map[string]string{
"istio.io/test-name-part": strings.Split(ns, "-")[0],
},
},
}
}
client := kube.NewFakeClient(secrets...)
out.Credentials = credentials.NewCredentialsController(client)
client.RunAndWait(test.NewStop(t))
out.Domain = "domain.suffix"
return out
}
func readConfig(t testing.TB, filename string, validator *crdvalidation.Validator) []config.Config {
t.Helper()
data, err := os.ReadFile(filename)
if err != nil {
t.Fatalf("failed to read input yaml file: %v", err)
}
return readConfigString(t, string(data), validator)
}
func readConfigString(t testing.TB, data string, validator *crdvalidation.Validator) []config.Config {
if err := validator.ValidateCustomResourceYAML(data); err != nil {
t.Error(err)
}
c, _, err := crd.ParseInputs(data)
if err != nil {
t.Fatalf("failed to parse CRD: %v", err)
}
return insertDefaults(c)
}
// insertDefaults sets default values that would be present when reading from Kubernetes but not from
// files
func insertDefaults(cfgs []config.Config) []config.Config {
res := make([]config.Config, 0, len(cfgs))
for _, c := range cfgs {
switch c.GroupVersionKind {
case gvk.GatewayClass:
c.Status = kstatus.Wrap(&k8s.GatewayClassStatus{})
case gvk.KubernetesGateway:
c.Status = kstatus.Wrap(&k8s.GatewayStatus{})
case gvk.HTTPRoute:
c.Status = kstatus.Wrap(&k8s.HTTPRouteStatus{})
case gvk.TCPRoute:
c.Status = kstatus.Wrap(&k8s.TCPRouteStatus{})
case gvk.TLSRoute:
c.Status = kstatus.Wrap(&k8s.TLSRouteStatus{})
}
res = append(res, c)
}
return res
}
// Print as YAML
func marshalYaml(t test.Failer, cl []config.Config) []byte {
t.Helper()
result := []byte{}
separator := []byte("---\n")
for _, config := range cl {
obj, err := crd.ConvertConfig(config)
if err != nil {
t.Fatalf("Could not decode %v: %v", config.Name, err)
}
bytes, err := yaml.Marshal(obj)
if err != nil {
t.Fatalf("Could not convert %v to YAML: %v", config, err)
}
result = append(result, bytes...)
result = append(result, separator...)
}
return result
}
func TestHumanReadableJoin(t *testing.T) {
tests := []struct {
input []string
want string
}{
{[]string{"a"}, "a"},
{[]string{"a", "b"}, "a and b"},
{[]string{"a", "b", "c"}, "a, b, and c"},
}
for _, tt := range tests {
t.Run(strings.Join(tt.input, "_"), func(t *testing.T) {
if got := humanReadableJoin(tt.input); !reflect.DeepEqual(got, tt.want) {
t.Errorf("got %v, want %v", got, tt.want)
}
})
}
}
func BenchmarkBuildHTTPVirtualServices(b *testing.B) {
ports := []*model.Port{
{
Name: "http",
Port: 80,
Protocol: "HTTP",
},
{
Name: "tcp",
Port: 34000,
Protocol: "TCP",
},
}
ingressSvc := &model.Service{
Attributes: model.ServiceAttributes{
Name: "higress-gateway",
Namespace: "higress-system",
ClusterExternalAddresses: &model.AddressMap{
Addresses: map[cluster.ID][]string{
"Kubernetes": {"1.2.3.4"},
},
},
},
Ports: ports,
Hostname: "higress-gateway.higress-system.svc.domain.suffix",
}
altIngressSvc := &model.Service{
Attributes: model.ServiceAttributes{
Namespace: "higress-system",
},
Ports: ports,
Hostname: "example.com",
}
cg := v1alpha3.NewConfigGenTest(b, v1alpha3.TestOptions{
Services: []*model.Service{ingressSvc, altIngressSvc},
Instances: []*model.ServiceInstance{
{Service: ingressSvc, ServicePort: ingressSvc.Ports[0], Endpoint: &model.IstioEndpoint{EndpointPort: 8080}},
{Service: ingressSvc, ServicePort: ingressSvc.Ports[1], Endpoint: &model.IstioEndpoint{}},
{Service: altIngressSvc, ServicePort: altIngressSvc.Ports[0], Endpoint: &model.IstioEndpoint{}},
{Service: altIngressSvc, ServicePort: altIngressSvc.Ports[1], Endpoint: &model.IstioEndpoint{}},
},
})
validator := crdvalidation.NewIstioValidator(b)
input := readConfig(b, "testdata/benchmark-httproute.yaml", validator)
kr := splitInput(b, input)
kr.Context = NewGatewayContext(cg.PushContext(), nil, "", "")
ctx := configContext{
GatewayResources: kr,
AllowedReferences: convertReferencePolicies(kr),
}
_, gwMap, _ := convertGateways(ctx)
ctx.GatewayReferences = gwMap
b.ResetTimer()
for n := 0; n < b.N; n++ {
// for gateway routes, build one VS per gateway+host
gatewayRoutes := make(map[string]map[string]*config.Config)
// for mesh routes, build one VS per namespace+host
meshRoutes := make(map[string]map[string]*config.Config)
for _, obj := range kr.HTTPRoute {
buildHTTPVirtualServices(ctx, obj, gatewayRoutes, meshRoutes)
}
}
}
// Start - Updated by Higress
func TestExtractGatewayServices(t *testing.T) {
tests := []struct {
name string
r GatewayResources
kgw *k8s.GatewaySpec
obj config.Config
gatewayServices []string
useDefaultService bool
err *ConfigError
}{
{
name: "default gateway",
r: GatewayResources{Domain: "cluster.local", DefaultGatewaySelector: defaultGatewaySelector},
kgw: &k8s.GatewaySpec{
GatewayClassName: "higress",
},
obj: config.Config{
Meta: config.Meta{
Name: "foo",
Namespace: "default",
},
},
gatewayServices: []string{"higress-gateway.higress-system.svc.cluster.local"},
useDefaultService: true,
},
{
name: "default gateway with name overridden",
r: GatewayResources{Domain: "cluster.local", DefaultGatewaySelector: defaultGatewaySelector},
kgw: &k8s.GatewaySpec{
GatewayClassName: "higress",
},
obj: config.Config{
Meta: config.Meta{
Name: "foo",
Namespace: "default",
Annotations: map[string]string{
gatewayNameOverride: "bar",
},
},
},
gatewayServices: []string{"bar.default.svc.cluster.local"},
},
{
name: "unmanaged gateway with only hostname address",
r: GatewayResources{Domain: "domain", DefaultGatewaySelector: defaultGatewaySelector},
kgw: &k8s.GatewaySpec{
GatewayClassName: "higress",
Addresses: []k8s.GatewayAddress{
{
Type: func() *k8s.AddressType {
t := k8s.HostnameAddressType
return &t
}(),
Value: "example.com",
},
},
},
obj: config.Config{
Meta: config.Meta{
Name: "foo",
Namespace: "default",
},
},
gatewayServices: []string{"example.com"},
},
{
name: "unmanaged gateway with other address types",
r: GatewayResources{Domain: "domain", DefaultGatewaySelector: defaultGatewaySelector},
kgw: &k8s.GatewaySpec{
GatewayClassName: "higress",
Addresses: []k8s.GatewayAddress{
{
Value: "abc",
},
{
Type: func() *k8s.AddressType {
t := k8s.HostnameAddressType
return &t
}(),
Value: "example.com",
},
{
Type: func() *k8s.AddressType {
t := k8s.IPAddressType
return &t
}(),
Value: "1.2.3.4",
},
},
},
obj: config.Config{
Meta: config.Meta{
Name: "foo",
Namespace: "default",
},
},
gatewayServices: []string{"abc.default.svc.domain", "example.com"},
err: &ConfigError{
Reason: InvalidAddress,
Message: "only Hostname is supported, ignoring [1.2.3.4]",
},
},
{
name: "unmanaged gateway with empty type address",
r: GatewayResources{Domain: "domain", DefaultGatewaySelector: defaultGatewaySelector},
kgw: &k8s.GatewaySpec{
GatewayClassName: "higress",
Addresses: []k8s.GatewayAddress{
{
Value: "abc",
},
},
},
obj: config.Config{
Meta: config.Meta{
Name: "foo",
Namespace: "default",
},
},
gatewayServices: []string{"abc.default.svc.domain"},
},
{
name: "unmanaged gateway with no hostname address",
r: GatewayResources{Domain: "domain", DefaultGatewaySelector: defaultGatewaySelector},
kgw: &k8s.GatewaySpec{
GatewayClassName: "higress",
Addresses: []k8s.GatewayAddress{
{
Type: func() *k8s.AddressType {
t := k8s.IPAddressType
return &t
}(),
Value: "1.2.3.4",
},
},
},
obj: config.Config{
Meta: config.Meta{
Name: "foo",
Namespace: "default",
},
},
gatewayServices: []string{"higress-gateway.higress-system.svc.cluster.local"},
useDefaultService: true,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
gatewayServices, useDefaultService, err := extractGatewayServices(tt.r, tt.kgw, tt.obj)
assert.Equal(t, gatewayServices, tt.gatewayServices)
assert.Equal(t, useDefaultService, tt.useDefaultService)
assert.Equal(t, err, tt.err)
})
}
}
// End - Updated by Higress
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