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k8sgateway_test.go
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//go:build ignore
package test
import (
"fmt"
. "github.com/onsi/ginkgo/v2"
. "github.com/onsi/gomega"
. "github.com/solo-io/k8s-utils/manifesttestutils"
corev1 "k8s.io/api/core/v1"
"k8s.io/apimachinery/pkg/api/resource"
"k8s.io/apimachinery/pkg/util/intstr"
"k8s.io/utils/pointer"
"github.com/kgateway-dev/kgateway/install/utils/kuberesource"
"github.com/kgateway-dev/kgateway/pkg/utils/kubeutils"
"github.com/kgateway-dev/kgateway/projects/gateway2/api/v1alpha1"
"github.com/kgateway-dev/kgateway/projects/gateway2/wellknown"
"github.com/kgateway-dev/kgateway/test/gomega/matchers"
glootestutils "github.com/kgateway-dev/kgateway/test/testutils"
)
var _ = Describe("Kubernetes Gateway API integration", func() {
allTests := func(rendererTestCase renderTestCase) {
var (
testManifest TestManifest
valuesArgs []string
)
prepareHelmManifest := func(namespace string, values glootestutils.HelmValues) {
tm, err := rendererTestCase.renderer.RenderManifest(namespace, values)
ExpectWithOffset(1, err).NotTo(HaveOccurred(), "Failed to render manifest")
testManifest = tm
}
BeforeEach(func() {
valuesArgs = []string{}
})
JustBeforeEach(func() {
prepareHelmManifest(namespace, glootestutils.HelmValues{ValuesArgs: valuesArgs})
})
When("kube gateway integration is enabled", func() {
BeforeEach(func() {
valuesArgs = append(valuesArgs, "kubeGateway.enabled=true")
})
It("relevant resources are rendered", func() {
deployment := getDeployment(testManifest, namespace, kubeutils.GlooDeploymentName)
Expect(deployment.Spec.Template.Spec.Containers).To(HaveLen(1), "should have exactly 1 container")
// make sure the GatewayClass and RBAC resources exist (note, since they are all cluster-scoped, they do not have a namespace)
testManifest.ExpectUnstructured("GatewayClass", "", "gloo-gateway").NotTo(BeNil())
testManifest.ExpectUnstructured("GatewayParameters", namespace, wellknown.DefaultGatewayParametersName).NotTo(BeNil())
controlPlaneRbacName := fmt.Sprintf("glood-%s.%s", releaseName, namespace)
testManifest.Expect("ClusterRole", "", controlPlaneRbacName).NotTo(BeNil())
testManifest.Expect("ClusterRoleBinding", "", controlPlaneRbacName+"-binding").NotTo(BeNil())
deployerRbacName := fmt.Sprintf("glood-%s-deploy.%s", releaseName, namespace)
testManifest.Expect("ClusterRole", "", deployerRbacName).NotTo(BeNil())
testManifest.Expect("ClusterRoleBinding", "", deployerRbacName+"-binding").NotTo(BeNil())
})
It("renders default GatewayParameters", func() {
gwp := getDefaultGatewayParameters(testManifest)
gwpKube := gwp.Spec.Kube
Expect(gwpKube).ToNot(BeNil())
Expect(*gwpKube.Deployment.Replicas).To(Equal(uint32(1)))
Expect(*gwpKube.GetEnvoyContainer().GetImage().GetPullPolicy()).To(Equal(corev1.PullIfNotPresent))
Expect(*gwpKube.GetEnvoyContainer().GetImage().GetRegistry()).To(Equal("quay.io/solo-io"))
Expect(*gwpKube.GetEnvoyContainer().GetImage().GetRepository()).To(Equal("gloo-envoy-wrapper"))
Expect(*gwpKube.GetEnvoyContainer().GetImage().GetTag()).To(Equal(version))
Expect(*gwpKube.GetEnvoyContainer().GetSecurityContext().AllowPrivilegeEscalation).To(BeFalse())
Expect(*gwpKube.GetEnvoyContainer().GetSecurityContext().ReadOnlyRootFilesystem).To(BeTrue())
Expect(*gwpKube.GetEnvoyContainer().GetSecurityContext().RunAsNonRoot).To(BeTrue())
Expect(*gwpKube.GetEnvoyContainer().GetSecurityContext().RunAsUser).To(Equal(int64(10101)))
Expect(gwpKube.GetEnvoyContainer().GetSecurityContext().Capabilities.Drop).To(ContainElement(corev1.Capability("ALL")))
Expect(gwpKube.GetEnvoyContainer().GetSecurityContext().Capabilities.Add).To(ContainElement(corev1.Capability("NET_BIND_SERVICE")))
Expect(gwpKube.GetEnvoyContainer().GetResources()).To(BeNil())
Expect(*gwpKube.GetIstio().GetIstioProxyContainer().GetImage().GetPullPolicy()).To(Equal(corev1.PullIfNotPresent))
Expect(*gwpKube.GetIstio().GetIstioProxyContainer().GetImage().GetRegistry()).To(Equal("docker.io/istio"))
Expect(*gwpKube.GetIstio().GetIstioProxyContainer().GetImage().GetRepository()).To(Equal("proxyv2"))
Expect(*gwpKube.GetIstio().GetIstioProxyContainer().GetImage().GetTag()).To(Equal("1.22.0"))
Expect(gwpKube.GetIstio().GetIstioProxyContainer().GetSecurityContext()).To(BeNil())
Expect(*gwpKube.GetIstio().GetIstioProxyContainer().GetLogLevel()).To(Equal("warning"))
Expect(*gwpKube.GetIstio().GetIstioProxyContainer().GetIstioDiscoveryAddress()).To(Equal("istiod.istio-system.svc:15012"))
Expect(*gwpKube.GetIstio().GetIstioProxyContainer().GetIstioMetaMeshId()).To(Equal("cluster.local"))
Expect(*gwpKube.GetIstio().GetIstioProxyContainer().GetIstioMetaClusterId()).To(Equal("Kubernetes"))
Expect(gwpKube.GetPodTemplate().GetExtraLabels()).To(matchers.ContainMapElements(map[string]string{"gloo": "kube-gateway"}))
Expect(*gwpKube.GetSdsContainer().GetImage().GetPullPolicy()).To(Equal(corev1.PullIfNotPresent))
Expect(*gwpKube.GetSdsContainer().GetImage().GetRegistry()).To(Equal("quay.io/solo-io"))
Expect(*gwpKube.GetSdsContainer().GetImage().GetRepository()).To(Equal("sds"))
Expect(*gwpKube.GetSdsContainer().GetImage().GetTag()).To(Equal(version))
Expect(gwpKube.GetSdsContainer().GetSecurityContext()).To(BeNil())
Expect(*gwpKube.GetSdsContainer().GetBootstrap().GetLogLevel()).To(Equal("info"))
Expect(gwpKube.GetSdsContainer().GetResources()).To(BeNil())
Expect(*gwpKube.GetService().GetType()).To(Equal(corev1.ServiceTypeLoadBalancer))
Expect(gwpKube.GetServiceAccount()).To(BeNil())
Expect(*gwpKube.GetStats().GetEnabled()).To(BeTrue())
Expect(*gwpKube.GetStats().GetRoutePrefixRewrite()).To(Equal("/stats/prometheus"))
Expect(*gwpKube.GetStats().GetEnableStatsRoute()).To(BeTrue())
Expect(*gwpKube.GetStats().GetStatsRoutePrefixRewrite()).To(Equal("/stats"))
Expect(*gwpKube.GetAiExtension().GetEnabled()).To(BeFalse())
Expect(*gwpKube.GetAiExtension().GetImage().GetPullPolicy()).To(Equal(corev1.PullIfNotPresent))
Expect(*gwpKube.GetAiExtension().GetImage().GetRegistry()).To(Equal("quay.io/solo-io"))
Expect(*gwpKube.GetAiExtension().GetImage().GetRepository()).To(Equal("gloo-ai-extension"))
Expect(*gwpKube.GetAiExtension().GetImage().GetTag()).To(Equal(version))
Expect(gwpKube.GetAiExtension().GetSecurityContext()).To(BeNil())
Expect(gwpKube.GetAiExtension().GetResources()).To(BeNil())
Expect(gwpKube.GetAiExtension().GetPorts()).To(BeEmpty())
Expect(*gwpKube.GetFloatingUserId()).To(BeFalse())
})
When("overrides are set", func() {
var (
sdsRequests = corev1.ResourceList{"memory": resource.MustParse("101Mi"), "cpu": resource.MustParse("201m")}
sdsLimits = corev1.ResourceList{"memory": resource.MustParse("301Mi"), "cpu": resource.MustParse("401m")}
envoyRequests = corev1.ResourceList{"memory": resource.MustParse("102Mi"), "cpu": resource.MustParse("202m")}
envoyLimits = corev1.ResourceList{"memory": resource.MustParse("302Mi"), "cpu": resource.MustParse("402m")}
)
BeforeEach(func() {
extraValuesArgs := []string{
"global.image.variant=standard",
"global.image.tag=global-override-tag",
"global.image.registry=global-override-registry",
"global.image.repository=global-override-repository",
"global.image.pullPolicy=Never",
"kubeGateway.gatewayParameters.glooGateway.envoyContainer.image.tag=envoy-override-tag",
"kubeGateway.gatewayParameters.glooGateway.envoyContainer.image.registry=envoy-override-registry",
"kubeGateway.gatewayParameters.glooGateway.envoyContainer.image.repository=envoy-override-repository",
"kubeGateway.gatewayParameters.glooGateway.envoyContainer.image.pullPolicy=Always",
"kubeGateway.gatewayParameters.glooGateway.envoyContainer.securityContext.runAsNonRoot=null",
"kubeGateway.gatewayParameters.glooGateway.envoyContainer.securityContext.runAsUser=777",
fmt.Sprintf("kubeGateway.gatewayParameters.glooGateway.envoyContainer.resources.requests.memory=%s", envoyRequests["memory"].ToUnstructured()),
fmt.Sprintf("kubeGateway.gatewayParameters.glooGateway.envoyContainer.resources.requests.cpu=%s", envoyRequests["cpu"].ToUnstructured()),
fmt.Sprintf("kubeGateway.gatewayParameters.glooGateway.envoyContainer.resources.limits.memory=%s", envoyLimits["memory"].ToUnstructured()),
fmt.Sprintf("kubeGateway.gatewayParameters.glooGateway.envoyContainer.resources.limits.cpu=%s", envoyLimits["cpu"].ToUnstructured()),
"kubeGateway.gatewayParameters.glooGateway.proxyDeployment.replicas=5",
"kubeGateway.gatewayParameters.glooGateway.service.type=ClusterIP",
"kubeGateway.gatewayParameters.glooGateway.service.extraLabels.svclabel1=x",
"kubeGateway.gatewayParameters.glooGateway.service.extraAnnotations.svcanno1=y",
"kubeGateway.gatewayParameters.glooGateway.serviceAccount.extraLabels.label1=a",
"kubeGateway.gatewayParameters.glooGateway.serviceAccount.extraAnnotations.anno1=b",
"kubeGateway.gatewayParameters.glooGateway.sdsContainer.image.tag=sds-override-tag",
"kubeGateway.gatewayParameters.glooGateway.sdsContainer.image.registry=sds-override-registry",
"kubeGateway.gatewayParameters.glooGateway.sdsContainer.image.repository=sds-override-repository",
"kubeGateway.gatewayParameters.glooGateway.sdsContainer.image.pullPolicy=Never",
"kubeGateway.gatewayParameters.glooGateway.sdsContainer.logLevel=debug",
"kubeGateway.gatewayParameters.glooGateway.sdsContainer.securityContext.runAsNonRoot=null",
"kubeGateway.gatewayParameters.glooGateway.sdsContainer.securityContext.runAsUser=999",
fmt.Sprintf("kubeGateway.gatewayParameters.glooGateway.sdsContainer.sdsResources.requests.memory=%s", sdsRequests["memory"].ToUnstructured()),
fmt.Sprintf("kubeGateway.gatewayParameters.glooGateway.sdsContainer.sdsResources.requests.cpu=%s", sdsRequests["cpu"].ToUnstructured()),
fmt.Sprintf("kubeGateway.gatewayParameters.glooGateway.sdsContainer.sdsResources.limits.memory=%s", sdsLimits["memory"].ToUnstructured()),
fmt.Sprintf("kubeGateway.gatewayParameters.glooGateway.sdsContainer.sdsResources.limits.cpu=%s", sdsLimits["cpu"].ToUnstructured()),
"kubeGateway.gatewayParameters.glooGateway.istio.istioProxyContainer.image.tag=istio-override-tag",
"kubeGateway.gatewayParameters.glooGateway.istio.istioProxyContainer.image.registry=istio-override-registry",
"kubeGateway.gatewayParameters.glooGateway.istio.istioProxyContainer.image.repository=istio-override-repository",
"kubeGateway.gatewayParameters.glooGateway.istio.istioProxyContainer.image.pullPolicy=Never",
"kubeGateway.gatewayParameters.glooGateway.istio.istioProxyContainer.logLevel=debug",
"kubeGateway.gatewayParameters.glooGateway.istio.istioProxyContainer.securityContext.runAsNonRoot=null",
"kubeGateway.gatewayParameters.glooGateway.istio.istioProxyContainer.securityContext.runAsUser=888",
"kubeGateway.gatewayParameters.glooGateway.stats.enabled=false",
"kubeGateway.gatewayParameters.glooGateway.stats.routePrefixRewrite=/foo/bar",
"kubeGateway.gatewayParameters.glooGateway.stats.enableStatsRoute=false",
"kubeGateway.gatewayParameters.glooGateway.stats.statsRoutePrefixRewrite=/scooby/doo",
"kubeGateway.gatewayParameters.glooGateway.aiExtension.image.tag=sds-override-tag",
"kubeGateway.gatewayParameters.glooGateway.aiExtension.image.registry=sds-override-registry",
"kubeGateway.gatewayParameters.glooGateway.aiExtension.image.repository=sds-override-repository",
"kubeGateway.gatewayParameters.glooGateway.aiExtension.image.pullPolicy=Never",
"kubeGateway.gatewayParameters.glooGateway.aiExtension.ports[0].name=port1",
"kubeGateway.gatewayParameters.glooGateway.aiExtension.ports[0].containerPort=80",
"global.istioIntegration.enabled=true",
}
valuesArgs = append(valuesArgs, extraValuesArgs...)
})
It("passes overrides to default GatewayParameters with Istio container", func() {
gwp := getDefaultGatewayParameters(testManifest)
gwpKube := gwp.Spec.Kube
Expect(gwpKube).ToNot(BeNil())
Expect(*gwpKube.GetDeployment().GetReplicas()).To(Equal(uint32(5)))
Expect(*gwpKube.GetEnvoyContainer().GetImage().GetPullPolicy()).To(Equal(corev1.PullAlways))
Expect(*gwpKube.GetEnvoyContainer().GetImage().GetRegistry()).To(Equal("envoy-override-registry"))
Expect(*gwpKube.GetEnvoyContainer().GetImage().GetRepository()).To(Equal("envoy-override-repository"))
Expect(*gwpKube.GetEnvoyContainer().GetImage().GetTag()).To(Equal("envoy-override-tag"))
// We specified non-null override for runAsUser and null override for runAsNonRoot. We expect runAsUser to be overridden,
// runAsNonRoot to be missing (nil) and the rest to be rendered from defaults.
Expect(*gwpKube.GetEnvoyContainer().GetSecurityContext().AllowPrivilegeEscalation).To(BeFalse())
Expect(*gwpKube.GetEnvoyContainer().GetSecurityContext().ReadOnlyRootFilesystem).To(BeTrue())
Expect(gwpKube.GetEnvoyContainer().GetSecurityContext().RunAsNonRoot).To(BeNil()) // Not using getter here as it masks nil as false
Expect(*gwpKube.GetEnvoyContainer().GetSecurityContext().RunAsUser).To(Equal(int64(777)))
Expect(gwpKube.GetEnvoyContainer().GetSecurityContext().Capabilities.Drop).To(ContainElement(corev1.Capability("ALL")))
Expect(gwpKube.GetEnvoyContainer().GetSecurityContext().Capabilities.Add).To(ContainElement(corev1.Capability("NET_BIND_SERVICE")))
Expect(gwpKube.GetEnvoyContainer().GetResources().Requests).To(matchers.ContainMapElements(envoyRequests))
Expect(gwpKube.GetEnvoyContainer().GetResources().Limits).To(matchers.ContainMapElements(envoyLimits))
Expect(*gwpKube.GetIstio().GetIstioProxyContainer().GetImage().GetPullPolicy()).To(Equal(corev1.PullNever))
Expect(*gwpKube.GetIstio().GetIstioProxyContainer().GetImage().GetRegistry()).To(Equal("istio-override-registry"))
Expect(*gwpKube.GetIstio().GetIstioProxyContainer().GetImage().GetRepository()).To(Equal("istio-override-repository"))
Expect(*gwpKube.GetIstio().GetIstioProxyContainer().GetImage().GetTag()).To(Equal("istio-override-tag"))
// We specified non-null override for runAsUser and null override for runAsNonRoot. We expect runAsUser to be overridden,
// runAsNonRoot to be missing (nil) and the rest to be nil since there are no defaults.
Expect(gwpKube.GetIstio().GetIstioProxyContainer().GetSecurityContext().AllowPrivilegeEscalation).To(BeNil()) // Not using getter here as it masks nil as false
Expect(gwpKube.GetIstio().GetIstioProxyContainer().GetSecurityContext().ReadOnlyRootFilesystem).To(BeNil()) // Not using getter here as it masks nil as false
Expect(gwpKube.GetIstio().GetIstioProxyContainer().GetSecurityContext().RunAsNonRoot).To(BeNil()) // Not using getter here as it masks nil as false
Expect(*gwpKube.GetIstio().GetIstioProxyContainer().GetSecurityContext().RunAsUser).To(Equal(int64(888)))
Expect(gwpKube.GetIstio().GetIstioProxyContainer().GetSecurityContext().Capabilities).To(BeNil())
Expect(*gwpKube.GetIstio().GetIstioProxyContainer().GetLogLevel()).To(Equal("debug"))
Expect(*gwpKube.GetIstio().GetIstioProxyContainer().GetIstioDiscoveryAddress()).To(Equal("istiod.istio-system.svc:15012"))
Expect(*gwpKube.GetIstio().GetIstioProxyContainer().GetIstioMetaMeshId()).To(Equal("cluster.local"))
Expect(*gwpKube.GetIstio().GetIstioProxyContainer().GetIstioMetaClusterId()).To(Equal("Kubernetes"))
Expect(gwpKube.GetPodTemplate().GetExtraLabels()).To(matchers.ContainMapElements(map[string]string{"gloo": "kube-gateway"}))
Expect(*gwpKube.GetSdsContainer().GetImage().GetPullPolicy()).To(Equal(corev1.PullNever))
Expect(*gwpKube.GetSdsContainer().GetImage().GetRegistry()).To(Equal("sds-override-registry"))
Expect(*gwpKube.GetSdsContainer().GetImage().GetRepository()).To(Equal("sds-override-repository"))
Expect(*gwpKube.GetSdsContainer().GetImage().GetTag()).To(Equal("sds-override-tag"))
// We specified non-null override for runAsUser and null override for runAsNonRoot. We expect runAsUser to be overridden,
// runAsNonRoot to be missing (nil) and the rest to be nil since there are no defaults.
Expect(gwpKube.GetSdsContainer().GetSecurityContext().AllowPrivilegeEscalation).To(BeNil()) // Not using getter here as it masks nil as false
Expect(gwpKube.GetSdsContainer().GetSecurityContext().ReadOnlyRootFilesystem).To(BeNil()) // Not using getter here as it masks nil as false
Expect(gwpKube.GetSdsContainer().GetSecurityContext().RunAsNonRoot).To(BeNil()) // Not using getter here as it masks nil as false
Expect(*gwpKube.GetSdsContainer().GetSecurityContext().RunAsUser).To(Equal(int64(999)))
Expect(gwpKube.GetSdsContainer().GetSecurityContext().Capabilities).To(BeNil())
Expect(*gwpKube.GetSdsContainer().GetBootstrap().GetLogLevel()).To(Equal("debug"))
Expect(gwpKube.GetSdsContainer().GetResources().Requests).To(matchers.ContainMapElements(sdsRequests))
Expect(gwpKube.GetSdsContainer().GetResources().Limits).To(matchers.ContainMapElements(sdsLimits))
Expect(*gwpKube.GetService().GetType()).To(Equal(corev1.ServiceTypeClusterIP))
Expect(gwpKube.GetService().GetExtraLabels()).To(matchers.ContainMapElements(map[string]string{"svclabel1": "x"}))
Expect(gwpKube.GetService().GetExtraAnnotations()).To(matchers.ContainMapElements(map[string]string{"svcanno1": "y"}))
Expect(gwpKube.GetServiceAccount().GetExtraLabels()).To(matchers.ContainMapElements(map[string]string{"label1": "a"}))
Expect(gwpKube.GetServiceAccount().GetExtraAnnotations()).To(matchers.ContainMapElements(map[string]string{"anno1": "b"}))
Expect(*gwpKube.GetStats().GetEnabled()).To(BeFalse())
Expect(*gwpKube.GetStats().GetRoutePrefixRewrite()).To(Equal("/foo/bar"))
Expect(*gwpKube.GetStats().GetEnableStatsRoute()).To(BeFalse())
Expect(*gwpKube.GetStats().GetStatsRoutePrefixRewrite()).To(Equal("/scooby/doo"))
Expect(*gwpKube.GetAiExtension().GetImage().GetPullPolicy()).To(Equal(corev1.PullNever))
Expect(*gwpKube.GetAiExtension().GetImage().GetRegistry()).To(Equal("sds-override-registry"))
Expect(*gwpKube.GetAiExtension().GetImage().GetRepository()).To(Equal("sds-override-repository"))
Expect(*gwpKube.GetAiExtension().GetImage().GetTag()).To(Equal("sds-override-tag"))
Expect(gwpKube.GetAiExtension().GetPorts()).To(HaveLen(1))
Expect(gwpKube.GetAiExtension().GetPorts()[0].Name).To(Equal("port1"))
Expect(gwpKube.GetAiExtension().GetPorts()[0].ContainerPort).To(BeEquivalentTo(80))
})
})
When("custom sidecars overrides are set", func() {
BeforeEach(func() {
sdsVals := []string{"101Mi", "201m", "301Mi", "401m"}
extraValuesArgs := []string{
"global.image.variant=standard",
"global.image.tag=global-override-tag",
"global.image.registry=global-override-registry",
"global.image.repository=global-override-repository",
"global.image.pullPolicy=Never",
"kubeGateway.gatewayParameters.glooGateway.envoyContainer.image.tag=envoy-override-tag",
"kubeGateway.gatewayParameters.glooGateway.envoyContainer.image.registry=envoy-override-registry",
"kubeGateway.gatewayParameters.glooGateway.envoyContainer.image.repository=envoy-override-repository",
"kubeGateway.gatewayParameters.glooGateway.envoyContainer.image.pullPolicy=Always",
"kubeGateway.gatewayParameters.glooGateway.proxyDeployment.replicas=5",
"kubeGateway.gatewayParameters.glooGateway.service.type=ClusterIP",
"kubeGateway.gatewayParameters.glooGateway.service.extraLabels.svclabel1=a",
"kubeGateway.gatewayParameters.glooGateway.service.extraAnnotations.svcanno1=b",
"kubeGateway.gatewayParameters.glooGateway.serviceAccount.extraLabels.label1=a",
"kubeGateway.gatewayParameters.glooGateway.serviceAccount.extraAnnotations.anno1=b",
"kubeGateway.gatewayParameters.glooGateway.sdsContainer.image.tag=sds-override-tag",
"kubeGateway.gatewayParameters.glooGateway.sdsContainer.image.registry=sds-override-registry",
"kubeGateway.gatewayParameters.glooGateway.sdsContainer.image.repository=sds-override-repository",
"kubeGateway.gatewayParameters.glooGateway.sdsContainer.image.pullPolicy=Never",
"kubeGateway.gatewayParameters.glooGateway.sdsContainer.logLevel=debug",
"kubeGateway.gatewayParameters.glooGateway.sdsContainer.securityContext.runAsUser=999",
fmt.Sprintf("kubeGateway.gatewayParameters.glooGateway.sdsContainer.sdsResources.requests.memory=%s", sdsVals[0]),
fmt.Sprintf("kubeGateway.gatewayParameters.glooGateway.sdsContainer.sdsResources.requests.cpu=%s", sdsVals[1]),
fmt.Sprintf("kubeGateway.gatewayParameters.glooGateway.sdsContainer.sdsResources.limits.memory=%s", sdsVals[2]),
fmt.Sprintf("kubeGateway.gatewayParameters.glooGateway.sdsContainer.sdsResources.limits.cpu=%s", sdsVals[3]),
"kubeGateway.gatewayParameters.glooGateway.istio.customSidecars[0].name=custom-sidecar",
"global.istioIntegration.enabled=true",
}
valuesArgs = append(valuesArgs, extraValuesArgs...)
})
It("passes overrides to default GatewayParameters with custom sidecar", func() {
gwp := getDefaultGatewayParameters(testManifest)
gwpKube := gwp.Spec.Kube
Expect(gwpKube).ToNot(BeNil())
Expect(*gwpKube.GetDeployment().GetReplicas()).To(Equal(uint32(5)))
Expect(*gwpKube.GetEnvoyContainer().GetImage().GetPullPolicy()).To(Equal(corev1.PullAlways))
Expect(*gwpKube.GetEnvoyContainer().GetImage().GetRegistry()).To(Equal("envoy-override-registry"))
Expect(*gwpKube.GetEnvoyContainer().GetImage().GetRepository()).To(Equal("envoy-override-repository"))
Expect(*gwpKube.GetEnvoyContainer().GetImage().GetTag()).To(Equal("envoy-override-tag"))
Expect(gwpKube.GetIstio().GetCustomSidecars()[0].Name).To(Equal("custom-sidecar"))
Expect(gwpKube.GetPodTemplate().GetExtraLabels()).To(matchers.ContainMapElements(map[string]string{"gloo": "kube-gateway"}))
Expect(*gwpKube.GetSdsContainer().GetImage().GetPullPolicy()).To(Equal(corev1.PullNever))
Expect(*gwpKube.GetSdsContainer().GetImage().GetRegistry()).To(Equal("sds-override-registry"))
Expect(*gwpKube.GetSdsContainer().GetImage().GetRepository()).To(Equal("sds-override-repository"))
Expect(*gwpKube.GetSdsContainer().GetImage().GetTag()).To(Equal("sds-override-tag"))
Expect(*gwpKube.GetSdsContainer().GetBootstrap().GetLogLevel()).To(Equal("debug"))
Expect(*gwpKube.GetService().GetType()).To(Equal(corev1.ServiceTypeClusterIP))
Expect(gwpKube.GetService().GetExtraLabels()).To(matchers.ContainMapElements(map[string]string{"svclabel1": "a"}))
Expect(gwpKube.GetService().GetExtraAnnotations()).To(matchers.ContainMapElements(map[string]string{"svcanno1": "b"}))
Expect(gwpKube.GetServiceAccount().GetExtraLabels()).To(matchers.ContainMapElements(map[string]string{"label1": "a"}))
Expect(gwpKube.GetServiceAccount().GetExtraAnnotations()).To(matchers.ContainMapElements(map[string]string{"anno1": "b"}))
})
})
When("floatingUserId is set", func() {
DescribeTable("sets the floatingUserId field", func(expectedValue bool, extraValueArgs ...string) {
valuesArgs = append(valuesArgs, extraValueArgs...)
// Updated values so need to re-render
prepareHelmManifest(namespace, glootestutils.HelmValues{ValuesArgs: valuesArgs})
gwp := getDefaultGatewayParameters(testManifest)
gwpKube := gwp.Spec.Kube
Expect(gwpKube).ToNot(BeNil())
Expect(*gwpKube.GetFloatingUserId()).To(Equal(expectedValue))
},
Entry("locally true, globally true", true, "kubeGateway.gatewayParameters.glooGateway.floatingUserId=true", "global.securitySettings.floatingUserId=true"),
Entry("locally true, globally false", false, "kubeGateway.gatewayParameters.glooGateway.floatingUserId=true", "global.securitySettings.floatingUserId=false"),
Entry("locally true, globally undefined", true, "kubeGateway.gatewayParameters.glooGateway.floatingUserId=true"),
Entry("locally false, globally true", true, "kubeGateway.gatewayParameters.glooGateway.floatingUserId=false", "global.securitySettings.floatingUserId=true"),
Entry("locally false, globally false", false, "kubeGateway.gatewayParameters.glooGateway.floatingUserId=false", "global.securitySettings.floatingUserId=false"),
Entry("locally false, globally undefined", false, "kubeGateway.gatewayParameters.glooGateway.floatingUserId=false"),
Entry("locally undefined, globally true", true, "global.securitySettings.floatingUserId=true"),
Entry("locally undefined, globally false", false, "global.securitySettings.floatingUserId=false"),
Entry("locally undefined, globally undefined", false),
)
})
Context("probes and graceful shutdown", func() {
When("nothing is specified", func() {
It("does not render probes and graceful shutdown", func() {
gwp := getDefaultGatewayParameters(testManifest)
gwpPT := gwp.Spec.Kube.PodTemplate
Expect(gwpPT).ToNot(BeNil())
Expect(gwpPT.LivenessProbe).To(BeNil())
Expect(gwpPT.ReadinessProbe).To(BeNil())
Expect(gwpPT.GracefulShutdown).To(BeNil())
Expect(gwpPT.TerminationGracePeriodSeconds).To(BeNil())
})
})
When("probes are enabled", func() {
BeforeEach(func() {
extraValuesArgs := []string{
"kubeGateway.gatewayParameters.glooGateway.podTemplate.probes=true",
}
valuesArgs = append(valuesArgs, extraValuesArgs...)
})
It("sets the default values of the probes", func() {
gwp := getDefaultGatewayParameters(testManifest)
gwpPT := gwp.Spec.Kube.PodTemplate
Expect(*gwpPT.ReadinessProbe).To(BeEquivalentTo(corev1.Probe{
ProbeHandler: corev1.ProbeHandler{
HTTPGet: &corev1.HTTPGetAction{
Scheme: "HTTP",
Port: intstr.IntOrString{
IntVal: 8082,
},
Path: "/envoy-hc",
},
},
InitialDelaySeconds: 5,
PeriodSeconds: 5,
FailureThreshold: 2,
}))
// There is no default liveness probe
Expect(gwpPT.LivenessProbe).To(BeNil())
})
})
When("custom probes are defined", func() {
BeforeEach(func() {
extraValuesArgs := []string{
"kubeGateway.gatewayParameters.glooGateway.podTemplate.probes=true",
"kubeGateway.gatewayParameters.glooGateway.podTemplate.customReadinessProbe.httpGet.scheme=HTTP",
"kubeGateway.gatewayParameters.glooGateway.podTemplate.customReadinessProbe.httpGet.port=9090",
"kubeGateway.gatewayParameters.glooGateway.podTemplate.customReadinessProbe.httpGet.path=/custom-readiness",
"kubeGateway.gatewayParameters.glooGateway.podTemplate.customReadinessProbe.failureThreshold=1",
"kubeGateway.gatewayParameters.glooGateway.podTemplate.customReadinessProbe.initialDelaySeconds=2",
"kubeGateway.gatewayParameters.glooGateway.podTemplate.customReadinessProbe.periodSeconds=3",
"kubeGateway.gatewayParameters.glooGateway.podTemplate.customLivenessProbe.exec.command[0]=wget",
"kubeGateway.gatewayParameters.glooGateway.podTemplate.customLivenessProbe.exec.command[1]=-O",
"kubeGateway.gatewayParameters.glooGateway.podTemplate.customLivenessProbe.exec.command[2]=/dev/null",
"kubeGateway.gatewayParameters.glooGateway.podTemplate.customLivenessProbe.exec.command[3]=127.0.0.1:9090/custom-liveness",
"kubeGateway.gatewayParameters.glooGateway.podTemplate.customLivenessProbe.failureThreshold=4",
"kubeGateway.gatewayParameters.glooGateway.podTemplate.customLivenessProbe.initialDelaySeconds=5",
"kubeGateway.gatewayParameters.glooGateway.podTemplate.customLivenessProbe.periodSeconds=6",
}
valuesArgs = append(valuesArgs, extraValuesArgs...)
})
It("sets the custom values of the probes", func() {
gwp := getDefaultGatewayParameters(testManifest)
gwpPT := gwp.Spec.Kube.PodTemplate
Expect(*gwpPT.ReadinessProbe).To(BeEquivalentTo(corev1.Probe{
ProbeHandler: corev1.ProbeHandler{
HTTPGet: &corev1.HTTPGetAction{
Scheme: "HTTP",
Port: intstr.IntOrString{
IntVal: 9090,
},
Path: "/custom-readiness",
},
},
FailureThreshold: 1,
InitialDelaySeconds: 2,
PeriodSeconds: 3,
}))
Expect(*gwpPT.LivenessProbe).To(BeEquivalentTo(corev1.Probe{
ProbeHandler: corev1.ProbeHandler{
Exec: &corev1.ExecAction{
Command: []string{
"wget",
"-O",
"/dev/null",
"127.0.0.1:9090/custom-liveness",
},
},
},
FailureThreshold: 4,
InitialDelaySeconds: 5,
PeriodSeconds: 6,
}))
})
})
When("gracefulShutdown and terminationGracePeriod is enabled", func() {
BeforeEach(func() {
extraValuesArgs := []string{
"kubeGateway.gatewayParameters.glooGateway.podTemplate.terminationGracePeriodSeconds=7",
"kubeGateway.gatewayParameters.glooGateway.podTemplate.gracefulShutdown.enabled=true",
"kubeGateway.gatewayParameters.glooGateway.podTemplate.gracefulShutdown.sleepTimeSeconds=5",
}
valuesArgs = append(valuesArgs, extraValuesArgs...)
})
It("sets the custom values", func() {
gwp := getDefaultGatewayParameters(testManifest)
gwpPT := gwp.Spec.Kube.PodTemplate
Expect(*gwpPT.TerminationGracePeriodSeconds).To(Equal(7))
Expect(*gwpPT.GracefulShutdown).To(BeEquivalentTo(v1alpha1.GracefulShutdownSpec{
Enabled: pointer.Bool(true),
SleepTimeSeconds: pointer.Int(5),
}))
})
})
})
})
When("kube gateway integration is disabled (default)", func() {
BeforeEach(func() {
valuesArgs = append(valuesArgs, "kubeGateway.enabled=false")
})
It("relevant resources are not rendered", func() {
deployment := getDeployment(testManifest, namespace, kubeutils.GlooDeploymentName)
Expect(deployment.Spec.Template.Spec.Containers).To(HaveLen(1), "should have exactly 1 container")
// the RBAC resources should not be rendered
testManifest.ExpectUnstructured("GatewayClass", "", "gloo-gateway").To(BeNil())
testManifest.ExpectUnstructured("GatewayParameters", namespace, wellknown.DefaultGatewayParametersName).To(BeNil())
controlPlaneRbacName := fmt.Sprintf("glood-%s.%s", releaseName, namespace)
testManifest.Expect("ClusterRole", "", controlPlaneRbacName).To(BeNil())
testManifest.Expect("ClusterRoleBinding", "", controlPlaneRbacName+"-binding").To(BeNil())
deployerRbacName := fmt.Sprintf("glood-%s-deploy.%s", releaseName, namespace)
testManifest.Expect("ClusterRole", "", deployerRbacName).To(BeNil())
testManifest.Expect("ClusterRoleBinding", "", deployerRbacName+"-binding").To(BeNil())
})
})
}
runTests(allTests)
})
func getDefaultGatewayParameters(t TestManifest) *v1alpha1.GatewayParameters {
gwpUnstructured := t.ExpectCustomResource("GatewayParameters", namespace, wellknown.DefaultGatewayParametersName)
obj, err := kuberesource.ConvertUnstructured(gwpUnstructured)
Expect(err).NotTo(HaveOccurred())
gwp, ok := obj.(*v1alpha1.GatewayParameters)
Expect(ok).To(BeTrue())
return gwp
}