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instancetype_test.go
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instancetype_test.go
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package tests_test
import (
"context"
"encoding/json"
goerrors "errors"
"time"
"kubevirt.io/kubevirt/tests/decorators"
"kubevirt.io/kubevirt/tests/framework/kubevirt"
. "github.com/onsi/ginkgo/v2"
. "github.com/onsi/gomega"
appsv1 "k8s.io/api/apps/v1"
k8sv1 "k8s.io/api/core/v1"
"k8s.io/apimachinery/pkg/api/errors"
"k8s.io/apimachinery/pkg/api/resource"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/types"
"k8s.io/utils/pointer"
v1 "kubevirt.io/api/core/v1"
virtv1 "kubevirt.io/api/core/v1"
instancetypeapi "kubevirt.io/api/instancetype"
instancetypev1alpha2 "kubevirt.io/api/instancetype/v1alpha2"
"kubevirt.io/client-go/kubecli"
cdiv1beta1 "kubevirt.io/containerized-data-importer-api/pkg/apis/core/v1beta1"
"kubevirt.io/kubevirt/pkg/apimachinery/patch"
"kubevirt.io/kubevirt/pkg/controller"
"kubevirt.io/kubevirt/tests"
"kubevirt.io/kubevirt/tests/libstorage"
"kubevirt.io/kubevirt/tests/libvmi"
"kubevirt.io/kubevirt/tests/testsuite"
"kubevirt.io/kubevirt/tests/util"
)
var _ = Describe("[crit:medium][vendor:[email protected]][level:component][sig-compute] Instancetype and Preferences", decorators.SigCompute, func() {
var (
virtClient kubecli.KubevirtClient
)
BeforeEach(func() {
virtClient = kubevirt.Client()
})
Context("Instancetype validation", func() {
It("[test_id:CNV-9082] should allow valid instancetype", func() {
instancetype := newVirtualMachineInstancetype(nil)
_, err := virtClient.VirtualMachineInstancetype(testsuite.GetTestNamespace(instancetype)).
Create(context.Background(), instancetype, metav1.CreateOptions{})
Expect(err).ToNot(HaveOccurred())
})
DescribeTable("[test_id:CNV-9083] should reject invalid instancetype", func(instancetype instancetypev1alpha2.VirtualMachineInstancetype) {
_, err := virtClient.VirtualMachineInstancetype(testsuite.GetTestNamespace(nil)).
Create(context.Background(), &instancetype, metav1.CreateOptions{})
Expect(err).To(HaveOccurred())
var apiStatus errors.APIStatus
Expect(goerrors.As(err, &apiStatus)).To(BeTrue(), "error should be type APIStatus")
cause := apiStatus.Status().Details.Causes[0]
Expect(cause.Type).To(Equal(metav1.CauseTypeFieldValueRequired))
},
Entry("without CPU defined", instancetypev1alpha2.VirtualMachineInstancetype{
Spec: instancetypev1alpha2.VirtualMachineInstancetypeSpec{
Memory: instancetypev1alpha2.MemoryInstancetype{
Guest: resource.MustParse("128M"),
},
},
}),
Entry("without CPU.Guest defined", instancetypev1alpha2.VirtualMachineInstancetype{
Spec: instancetypev1alpha2.VirtualMachineInstancetypeSpec{
CPU: instancetypev1alpha2.CPUInstancetype{},
Memory: instancetypev1alpha2.MemoryInstancetype{
Guest: resource.MustParse("128M"),
},
},
}),
Entry("without Memory defined", instancetypev1alpha2.VirtualMachineInstancetype{
Spec: instancetypev1alpha2.VirtualMachineInstancetypeSpec{
CPU: instancetypev1alpha2.CPUInstancetype{
Guest: 1,
},
},
}),
Entry("without Memory.Guest defined", instancetypev1alpha2.VirtualMachineInstancetype{
Spec: instancetypev1alpha2.VirtualMachineInstancetypeSpec{
CPU: instancetypev1alpha2.CPUInstancetype{
Guest: 1,
},
Memory: instancetypev1alpha2.MemoryInstancetype{},
},
}),
)
})
Context("Preference validation", func() {
It("[test_id:CNV-9084] should allow valid preference", func() {
preference := newVirtualMachinePreference()
_, err := virtClient.VirtualMachinePreference(testsuite.GetTestNamespace(preference)).
Create(context.Background(), preference, metav1.CreateOptions{})
Expect(err).ToNot(HaveOccurred())
})
})
Context("VM with invalid InstancetypeMatcher", func() {
It("[test_id:CNV-9086] should fail to create VM with non-existing cluster instancetype", func() {
vmi := libvmi.NewCirros()
vm := tests.NewRandomVirtualMachine(vmi, false)
vm.Spec.Instancetype = &v1.InstancetypeMatcher{
Name: "non-existing-cluster-instancetype",
}
_, err := virtClient.VirtualMachine(testsuite.GetTestNamespace(vmi)).Create(vm)
Expect(err).To(HaveOccurred())
var apiStatus errors.APIStatus
Expect(goerrors.As(err, &apiStatus)).To(BeTrue(), "error should be type APIStatus")
Expect(apiStatus.Status().Details.Causes).To(HaveLen(1))
cause := apiStatus.Status().Details.Causes[0]
Expect(cause.Type).To(Equal(metav1.CauseTypeFieldValueNotFound))
Expect(cause.Message).To(HavePrefix("Failure to find instancetype"))
Expect(cause.Field).To(Equal("spec.instancetype"))
})
It("[test_id:CNV-9089] should fail to create VM with non-existing namespaced instancetype", func() {
vmi := libvmi.NewCirros()
vm := tests.NewRandomVirtualMachine(vmi, false)
vm.Spec.Instancetype = &v1.InstancetypeMatcher{
Name: "non-existing-instancetype",
Kind: instancetypeapi.SingularResourceName,
}
_, err := virtClient.VirtualMachine(testsuite.GetTestNamespace(vmi)).Create(vm)
Expect(err).To(HaveOccurred())
var apiStatus errors.APIStatus
Expect(goerrors.As(err, &apiStatus)).To(BeTrue(), "error should be type APIStatus")
Expect(apiStatus.Status().Details.Causes).To(HaveLen(1))
cause := apiStatus.Status().Details.Causes[0]
Expect(cause.Type).To(Equal(metav1.CauseTypeFieldValueNotFound))
Expect(cause.Message).To(HavePrefix("Failure to find instancetype"))
Expect(cause.Field).To(Equal("spec.instancetype"))
})
})
Context("VM with invalid PreferenceMatcher", func() {
It("[test_id:CNV-9091] should fail to create VM with non-existing cluster preference", func() {
vmi := libvmi.NewCirros()
vm := tests.NewRandomVirtualMachine(vmi, false)
vm.Spec.Preference = &v1.PreferenceMatcher{
Name: "non-existing-cluster-preference",
}
_, err := virtClient.VirtualMachine(testsuite.GetTestNamespace(vmi)).Create(vm)
Expect(err).To(HaveOccurred())
var apiStatus errors.APIStatus
Expect(goerrors.As(err, &apiStatus)).To(BeTrue(), "error should be type APIStatus")
Expect(apiStatus.Status().Details.Causes).To(HaveLen(1))
cause := apiStatus.Status().Details.Causes[0]
Expect(cause.Type).To(Equal(metav1.CauseTypeFieldValueNotFound))
Expect(cause.Message).To(HavePrefix("Failure to find preference"))
Expect(cause.Field).To(Equal("spec.preference"))
})
It("[test_id:CNV-9090] should fail to create VM with non-existing namespaced preference", func() {
vmi := libvmi.NewCirros()
vm := tests.NewRandomVirtualMachine(vmi, false)
vm.Spec.Preference = &v1.PreferenceMatcher{
Name: "non-existing-preference",
Kind: instancetypeapi.SingularPreferenceResourceName,
}
_, err := virtClient.VirtualMachine(testsuite.GetTestNamespace(vm)).Create(vm)
Expect(err).To(HaveOccurred())
var apiStatus errors.APIStatus
Expect(goerrors.As(err, &apiStatus)).To(BeTrue(), "error should be type APIStatus")
Expect(apiStatus.Status().Details.Causes).To(HaveLen(1))
cause := apiStatus.Status().Details.Causes[0]
Expect(cause.Type).To(Equal(metav1.CauseTypeFieldValueNotFound))
Expect(cause.Message).To(HavePrefix("Failure to find preference"))
Expect(cause.Field).To(Equal("spec.preference"))
})
})
Context("Instancetype and preference application", func() {
It("[test_id:CNV-9094] should find and apply cluster instancetype and preferences when kind isn't provided", func() {
vmi := libvmi.NewCirros()
clusterInstancetype := newVirtualMachineClusterInstancetype(vmi)
clusterInstancetype, err := virtClient.VirtualMachineClusterInstancetype().
Create(context.Background(), clusterInstancetype, metav1.CreateOptions{})
Expect(err).ToNot(HaveOccurred())
clusterPreference := newVirtualMachineClusterPreference()
clusterPreference.Spec.CPU = &instancetypev1alpha2.CPUPreferences{
PreferredCPUTopology: instancetypev1alpha2.PreferSockets,
}
clusterPreference, err = virtClient.VirtualMachineClusterPreference().
Create(context.Background(), clusterPreference, metav1.CreateOptions{})
Expect(err).ToNot(HaveOccurred())
removeResourcesAndPreferencesFromVMI(vmi)
vm := tests.NewRandomVirtualMachine(vmi, false)
vm.Spec.Instancetype = &v1.InstancetypeMatcher{
Name: clusterInstancetype.Name,
}
vm.Spec.Preference = &v1.PreferenceMatcher{
Name: clusterPreference.Name,
}
vm, err = virtClient.VirtualMachine(testsuite.GetTestNamespace(vm)).Create(vm)
Expect(err).ToNot(HaveOccurred())
vm = tests.StartVMAndExpectRunning(virtClient, vm)
_, err = virtClient.VirtualMachineInstance(testsuite.GetTestNamespace(vm)).Get(context.Background(), vm.Name, &metav1.GetOptions{})
Expect(err).ToNot(HaveOccurred())
})
It("[test_id:CNV-9095] should apply instancetype and preferences to VMI", func() {
vmi := libvmi.NewCirros()
instancetype := newVirtualMachineInstancetype(vmi)
instancetype, err := virtClient.VirtualMachineInstancetype(testsuite.GetTestNamespace(instancetype)).
Create(context.Background(), instancetype, metav1.CreateOptions{})
Expect(err).ToNot(HaveOccurred())
preference := newVirtualMachinePreference()
preference.Spec.CPU = &instancetypev1alpha2.CPUPreferences{
PreferredCPUTopology: instancetypev1alpha2.PreferSockets,
}
preference.Spec.Devices = &instancetypev1alpha2.DevicePreferences{
PreferredDiskBus: v1.DiskBusSATA,
}
preference.Spec.Features = &instancetypev1alpha2.FeaturePreferences{
PreferredHyperv: &v1.FeatureHyperv{
VAPIC: &v1.FeatureState{
Enabled: pointer.Bool(true),
},
Relaxed: &v1.FeatureState{
Enabled: pointer.Bool(true),
},
},
}
preference.Spec.Firmware = &instancetypev1alpha2.FirmwarePreferences{
PreferredUseBios: pointer.Bool(true),
}
preference, err = virtClient.VirtualMachinePreference(testsuite.GetTestNamespace(preference)).
Create(context.Background(), preference, metav1.CreateOptions{})
Expect(err).ToNot(HaveOccurred())
// Remove any requested resources from the VMI before generating the VM
removeResourcesAndPreferencesFromVMI(vmi)
vm := tests.NewRandomVirtualMachine(vmi, false)
// Add the instancetype and preference matchers to the VM spec
vm.Spec.Instancetype = &v1.InstancetypeMatcher{
Name: instancetype.Name,
Kind: instancetypeapi.SingularResourceName,
}
vm.Spec.Preference = &v1.PreferenceMatcher{
Name: preference.Name,
Kind: instancetypeapi.SingularPreferenceResourceName,
}
vm, err = virtClient.VirtualMachine(testsuite.GetTestNamespace(vm)).Create(vm)
Expect(err).ToNot(HaveOccurred())
vm = tests.StartVMAndExpectRunning(virtClient, vm)
vmi, err = virtClient.VirtualMachineInstance(testsuite.GetTestNamespace(vmi)).Get(context.Background(), vm.Name, &metav1.GetOptions{})
Expect(err).ToNot(HaveOccurred())
// Assert we've used sockets as instancetypev1alpha2.PreferSockets was requested
Expect(vmi.Spec.Domain.CPU.Sockets).To(Equal(instancetype.Spec.CPU.Guest))
Expect(*vmi.Spec.Domain.Memory.Guest).To(Equal(instancetype.Spec.Memory.Guest))
// Assert that the correct disk bus is used
for diskIndex := range vmi.Spec.Domain.Devices.Disks {
if vmi.Spec.Domain.Devices.Disks[diskIndex].DiskDevice.Disk != nil {
Expect(vmi.Spec.Domain.Devices.Disks[diskIndex].DiskDevice.Disk.Bus).To(Equal(preference.Spec.Devices.PreferredDiskBus))
}
}
// Assert that the correct features are enabled
Expect(*vmi.Spec.Domain.Features.Hyperv).To(Equal(*preference.Spec.Features.PreferredHyperv))
// Assert that the correct firmware preferences are enabled
Expect(vmi.Spec.Domain.Firmware.Bootloader.BIOS).ToNot(BeNil())
// Assert the correct annotations have been set
Expect(vmi.Annotations[v1.InstancetypeAnnotation]).To(Equal(instancetype.Name))
Expect(vmi.Annotations[v1.ClusterInstancetypeAnnotation]).To(Equal(""))
Expect(vmi.Annotations[v1.PreferenceAnnotation]).To(Equal(preference.Name))
Expect(vmi.Annotations[v1.ClusterPreferenceAnnotation]).To(Equal(""))
})
It("[test_id:CNV-9096] should fail if instancetype and VM define CPU", func() {
vmi := libvmi.NewCirros()
instancetype := newVirtualMachineInstancetype(vmi)
instancetype, err := virtClient.VirtualMachineInstancetype(testsuite.GetTestNamespace(instancetype)).
Create(context.Background(), instancetype, metav1.CreateOptions{})
Expect(err).ToNot(HaveOccurred())
removeResourcesAndPreferencesFromVMI(vmi)
vm := tests.NewRandomVirtualMachine(vmi, false)
vm.Spec.Template.Spec.Domain.CPU = &v1.CPU{Sockets: 1, Cores: 1, Threads: 1}
vm.Spec.Instancetype = &v1.InstancetypeMatcher{
Name: instancetype.Name,
Kind: instancetypeapi.SingularResourceName,
}
_, err = virtClient.VirtualMachine(testsuite.GetTestNamespace(vm)).Create(vm)
Expect(err).To(HaveOccurred())
var apiStatus errors.APIStatus
Expect(goerrors.As(err, &apiStatus)).To(BeTrue(), "error should be type APIStatus")
Expect(apiStatus.Status().Details.Causes).To(HaveLen(1))
cause := apiStatus.Status().Details.Causes[0]
Expect(cause.Type).To(Equal(metav1.CauseTypeFieldValueInvalid))
Expect(cause.Message).To(Equal("VM field conflicts with selected Instancetype"))
Expect(cause.Field).To(Equal("spec.template.spec.domain.cpu"))
})
DescribeTable("[test_id:CNV-9301] should fail if the VirtualMachine has ", func(resources virtv1.ResourceRequirements, expectedField string) {
vmi := libvmi.NewCirros()
instancetype := newVirtualMachineInstancetype(vmi)
instancetype, err := virtClient.VirtualMachineInstancetype(testsuite.GetTestNamespace(instancetype)).
Create(context.Background(), instancetype, metav1.CreateOptions{})
Expect(err).ToNot(HaveOccurred())
vm := tests.NewRandomVirtualMachine(vmi, false)
vm.Spec.Template.Spec.Domain.Resources = resources
vm.Spec.Instancetype = &v1.InstancetypeMatcher{
Name: instancetype.Name,
Kind: instancetypeapi.SingularResourceName,
}
_, err = virtClient.VirtualMachine(testsuite.GetTestNamespace(vm)).Create(vm)
Expect(err).To(HaveOccurred())
var apiStatus errors.APIStatus
Expect(goerrors.As(err, &apiStatus)).To(BeTrue(), "error should be type APIStatus")
Expect(apiStatus.Status().Details.Causes).To(HaveLen(1))
cause := apiStatus.Status().Details.Causes[0]
Expect(cause.Type).To(Equal(metav1.CauseTypeFieldValueInvalid))
Expect(cause.Message).To(Equal("VM field conflicts with selected Instancetype"))
Expect(cause.Field).To(Equal(expectedField))
},
Entry("CPU resource requests", virtv1.ResourceRequirements{
Requests: k8sv1.ResourceList{
k8sv1.ResourceCPU: resource.MustParse("1"),
},
}, "spec.template.spec.domain.resources.requests.cpu"),
Entry("CPU resource limits", virtv1.ResourceRequirements{
Limits: k8sv1.ResourceList{
k8sv1.ResourceCPU: resource.MustParse("1"),
},
}, "spec.template.spec.domain.resources.limits.cpu"),
Entry("Memory resource requests", virtv1.ResourceRequirements{
Requests: k8sv1.ResourceList{
k8sv1.ResourceMemory: resource.MustParse("128Mi"),
},
}, "spec.template.spec.domain.resources.requests.memory"),
Entry("Memory resource limits", virtv1.ResourceRequirements{
Limits: k8sv1.ResourceList{
k8sv1.ResourceMemory: resource.MustParse("128Mi"),
},
}, "spec.template.spec.domain.resources.limits.memory"),
)
It("[test_id:CNV-9302] should apply preferences to default network interface", func() {
vmi := libvmi.NewCirros()
clusterPreference := newVirtualMachineClusterPreference()
clusterPreference.Spec.Devices = &instancetypev1alpha2.DevicePreferences{
PreferredInterfaceModel: v1.VirtIO,
}
clusterPreference, err := virtClient.VirtualMachineClusterPreference().
Create(context.Background(), clusterPreference, metav1.CreateOptions{})
Expect(err).ToNot(HaveOccurred())
vm := tests.NewRandomVirtualMachine(vmi, false)
vm.Spec.Preference = &v1.PreferenceMatcher{
Name: clusterPreference.Name,
}
vm, err = virtClient.VirtualMachine(testsuite.GetTestNamespace(vm)).Create(vm)
Expect(err).ToNot(HaveOccurred())
vm = tests.StartVMAndExpectRunning(virtClient, vm)
vmi, err = virtClient.VirtualMachineInstance(testsuite.GetTestNamespace(vmi)).Get(context.Background(), vm.Name, &metav1.GetOptions{})
Expect(err).ToNot(HaveOccurred())
Expect(vmi.Spec.Domain.Devices.Interfaces[0].Model).To(Equal(clusterPreference.Spec.Devices.PreferredInterfaceModel))
})
It("[test_id:CNV-9303] should apply preferences to default volume disks", func() {
vmi := libvmi.NewCirros()
clusterPreference := newVirtualMachineClusterPreference()
clusterPreference.Spec.Devices = &instancetypev1alpha2.DevicePreferences{
PreferredDiskBus: v1.DiskBusVirtio,
}
clusterPreference, err := virtClient.VirtualMachineClusterPreference().
Create(context.Background(), clusterPreference, metav1.CreateOptions{})
Expect(err).ToNot(HaveOccurred())
vm := tests.NewRandomVirtualMachine(vmi, false)
vm.Spec.Preference = &v1.PreferenceMatcher{
Name: clusterPreference.Name,
}
vm.Spec.Template.Spec.Domain.Devices.Disks = []v1.Disk{}
vm, err = virtClient.VirtualMachine(testsuite.GetTestNamespace(vm)).Create(vm)
Expect(err).ToNot(HaveOccurred())
vm = tests.StartVMAndExpectRunning(virtClient, vm)
vmi, err = virtClient.VirtualMachineInstance(testsuite.GetTestNamespace(vmi)).Get(context.Background(), vm.Name, &metav1.GetOptions{})
Expect(err).ToNot(HaveOccurred())
for _, disk := range vmi.Spec.Domain.Devices.Disks {
Expect(disk.DiskDevice.Disk.Bus).To(Equal(clusterPreference.Spec.Devices.PreferredDiskBus))
}
})
It("[test_id:CNV-9098] should store and use ControllerRevisions of VirtualMachineInstancetypeSpec and VirtualMachinePreferenceSpec", func() {
vmi := libvmi.NewCirros()
By("Creating a VirtualMachineInstancetype")
instancetype := newVirtualMachineInstancetype(vmi)
originalInstancetypeCPUGuest := instancetype.Spec.CPU.Guest
instancetype, err := virtClient.VirtualMachineInstancetype(testsuite.GetTestNamespace(instancetype)).
Create(context.Background(), instancetype, metav1.CreateOptions{})
Expect(err).ToNot(HaveOccurred())
By("Creating a VirtualMachinePreference")
preference := newVirtualMachinePreference()
preference.Spec = instancetypev1alpha2.VirtualMachinePreferenceSpec{
CPU: &instancetypev1alpha2.CPUPreferences{
PreferredCPUTopology: instancetypev1alpha2.PreferSockets,
},
}
preference, err = virtClient.VirtualMachinePreference(testsuite.GetTestNamespace(preference)).
Create(context.Background(), preference, metav1.CreateOptions{})
Expect(err).ToNot(HaveOccurred())
By("Creating a VirtualMachine")
removeResourcesAndPreferencesFromVMI(vmi)
vm := tests.NewRandomVirtualMachine(vmi, false)
vm.Spec.Instancetype = &v1.InstancetypeMatcher{
Name: instancetype.Name,
Kind: instancetypeapi.SingularResourceName,
}
vm.Spec.Preference = &v1.PreferenceMatcher{
Name: preference.Name,
Kind: instancetypeapi.SingularPreferenceResourceName,
}
vm, err = virtClient.VirtualMachine(testsuite.GetTestNamespace(vm)).Create(vm)
Expect(err).ToNot(HaveOccurred())
By("Waiting for VirtualMachineInstancetypeSpec and VirtualMachinePreferenceSpec ControllerRevision to be referenced from the VirtualMachine")
Eventually(func(g Gomega) {
vm, err = virtClient.VirtualMachine(vm.Namespace).Get(vm.Name, &metav1.GetOptions{})
g.Expect(err).ToNot(HaveOccurred())
g.Expect(vm.Spec.Instancetype.RevisionName).ToNot(BeEmpty())
g.Expect(vm.Spec.Preference.RevisionName).ToNot(BeEmpty())
}, 300*time.Second, 1*time.Second).Should(Succeed())
By("Checking that ControllerRevisions have been created for the VirtualMachineInstancetype and VirtualMachinePreference")
instancetypeRevision, err := virtClient.AppsV1().ControllerRevisions(testsuite.GetTestNamespace(vm)).Get(context.Background(), vm.Spec.Instancetype.RevisionName, metav1.GetOptions{})
Expect(err).ToNot(HaveOccurred())
stashedInstancetype := &instancetypev1alpha2.VirtualMachineInstancetype{}
Expect(json.Unmarshal(instancetypeRevision.Data.Raw, stashedInstancetype)).To(Succeed())
Expect(stashedInstancetype.Spec).To(Equal(instancetype.Spec))
preferenceRevision, err := virtClient.AppsV1().ControllerRevisions(testsuite.GetTestNamespace(vm)).Get(context.Background(), vm.Spec.Preference.RevisionName, metav1.GetOptions{})
Expect(err).ToNot(HaveOccurred())
stashedPreference := &instancetypev1alpha2.VirtualMachinePreference{}
Expect(json.Unmarshal(preferenceRevision.Data.Raw, stashedPreference)).To(Succeed())
Expect(stashedPreference.Spec).To(Equal(preference.Spec))
vm = tests.StartVirtualMachine(vm)
By("Checking that a VirtualMachineInstance has been created with the VirtualMachineInstancetype and VirtualMachinePreference applied")
vmi, err = virtClient.VirtualMachineInstance(testsuite.GetTestNamespace(vmi)).Get(context.Background(), vm.Name, &metav1.GetOptions{})
Expect(err).ToNot(HaveOccurred())
Expect(vmi.Spec.Domain.CPU.Sockets).To(Equal(originalInstancetypeCPUGuest))
By("Updating the VirtualMachineInstancetype vCPU count")
newInstancetypeCPUGuest := originalInstancetypeCPUGuest + 1
patchData, err := patch.GenerateTestReplacePatch("/spec/cpu/guest", originalInstancetypeCPUGuest, newInstancetypeCPUGuest)
Expect(err).ToNot(HaveOccurred())
updatedInstancetype, err := virtClient.VirtualMachineInstancetype(testsuite.GetTestNamespace(instancetype)).Patch(context.Background(), instancetype.Name, types.JSONPatchType, patchData, metav1.PatchOptions{})
Expect(err).ToNot(HaveOccurred())
Expect(updatedInstancetype.Spec.CPU.Guest).To(Equal(newInstancetypeCPUGuest))
vm = tests.StopVirtualMachine(vm)
vm = tests.StartVirtualMachine(vm)
By("Checking that a VirtualMachineInstance has been created with the original VirtualMachineInstancetype and VirtualMachinePreference applied")
vmi, err = virtClient.VirtualMachineInstance(testsuite.GetTestNamespace(vmi)).Get(context.Background(), vm.Name, &metav1.GetOptions{})
Expect(err).ToNot(HaveOccurred())
Expect(vmi.Spec.Domain.CPU.Sockets).To(Equal(originalInstancetypeCPUGuest))
By("Creating a second VirtualMachine using the now updated VirtualMachineInstancetype and original VirtualMachinePreference")
newVMI := libvmi.NewCirros()
removeResourcesAndPreferencesFromVMI(newVMI)
newVM := tests.NewRandomVirtualMachine(newVMI, false)
newVM.Spec.Instancetype = &v1.InstancetypeMatcher{
Name: instancetype.Name,
Kind: instancetypeapi.SingularResourceName,
}
newVM.Spec.Preference = &v1.PreferenceMatcher{
Name: preference.Name,
Kind: instancetypeapi.SingularPreferenceResourceName,
}
newVM, err = virtClient.VirtualMachine(testsuite.GetTestNamespace(vm)).Create(newVM)
Expect(err).ToNot(HaveOccurred())
By("Waiting for a VirtualMachineInstancetypeSpec ControllerRevision to be referenced from the new VirtualMachine")
Eventually(func() string {
newVM, err = virtClient.VirtualMachine(newVM.Namespace).Get(newVM.Name, &metav1.GetOptions{})
if err != nil {
return ""
}
return newVM.Spec.Instancetype.RevisionName
}, 300*time.Second, 1*time.Second).ShouldNot(BeEmpty())
By("Ensuring the two VirtualMachines are using different ControllerRevisions of the same VirtualMachineInstancetype")
Expect(newVM.Spec.Instancetype.Name).To(Equal(vm.Spec.Instancetype.Name))
Expect(newVM.Spec.Instancetype.RevisionName).ToNot(Equal(vm.Spec.Instancetype.RevisionName))
By("Checking that new ControllerRevisions for the updated VirtualMachineInstancetype")
instancetypeRevision, err = virtClient.AppsV1().ControllerRevisions(testsuite.GetTestNamespace(vm)).Get(context.Background(), newVM.Spec.Instancetype.RevisionName, metav1.GetOptions{})
Expect(err).ToNot(HaveOccurred())
stashedInstancetype = &instancetypev1alpha2.VirtualMachineInstancetype{}
Expect(json.Unmarshal(instancetypeRevision.Data.Raw, stashedInstancetype)).To(Succeed())
Expect(stashedInstancetype.Spec).To(Equal(updatedInstancetype.Spec))
newVM = tests.StartVirtualMachine(newVM)
By("Checking that the new VirtualMachineInstance is using the updated VirtualMachineInstancetype")
newVMI, err = virtClient.VirtualMachineInstance(testsuite.GetTestNamespace(vmi)).Get(context.Background(), newVM.Name, &metav1.GetOptions{})
Expect(err).ToNot(HaveOccurred())
Expect(newVMI.Spec.Domain.CPU.Sockets).To(Equal(newInstancetypeCPUGuest))
})
It("[test_id:CNV-9304] should fail if stored ControllerRevisions are different", func() {
vmi := libvmi.NewCirros()
By("Creating a VirtualMachineInstancetype")
instancetype := newVirtualMachineInstancetype(vmi)
instancetype, err := virtClient.VirtualMachineInstancetype(testsuite.GetTestNamespace(instancetype)).
Create(context.Background(), instancetype, metav1.CreateOptions{})
Expect(err).ToNot(HaveOccurred())
By("Creating a VirtualMachine")
removeResourcesAndPreferencesFromVMI(vmi)
vm := tests.NewRandomVirtualMachine(vmi, false)
vm.Spec.Instancetype = &v1.InstancetypeMatcher{
Name: instancetype.Name,
Kind: instancetypeapi.SingularResourceName,
}
vm, err = virtClient.VirtualMachine(testsuite.GetTestNamespace(vm)).Create(vm)
Expect(err).ToNot(HaveOccurred())
vm = tests.StartVirtualMachine(vm)
By("Waiting for VirtualMachineInstancetypeSpec ControllerRevision to be referenced from the VirtualMachine")
Eventually(func(g Gomega) {
vm, err = virtClient.VirtualMachine(vm.Namespace).Get(vm.Name, &metav1.GetOptions{})
g.Expect(err).ToNot(HaveOccurred())
g.Expect(vm.Spec.Instancetype.RevisionName).ToNot(BeEmpty())
}, 5*time.Minute, time.Second).Should(Succeed())
By("Checking that ControllerRevisions have been created for the VirtualMachineInstancetype and VirtualMachinePreference")
instancetypeRevision, err := virtClient.AppsV1().ControllerRevisions(testsuite.GetTestNamespace(vm)).Get(context.Background(), vm.Spec.Instancetype.RevisionName, metav1.GetOptions{})
Expect(err).ToNot(HaveOccurred())
By("Stopping and removing VM")
vm = tests.StopVirtualMachine(vm)
err = virtClient.VirtualMachine(testsuite.GetTestNamespace(vm)).Delete(vm.Name, &metav1.DeleteOptions{})
Expect(err).ToNot(HaveOccurred())
// Wait until ControllerRevision is deleted
Eventually(func(g Gomega) metav1.StatusReason {
_, err := virtClient.AppsV1().ControllerRevisions(testsuite.GetTestNamespace(instancetype)).Get(context.Background(), instancetypeRevision.Name, metav1.GetOptions{})
g.Expect(err).To(HaveOccurred())
return errors.ReasonForError(err)
}, 5*time.Minute, time.Second).Should(Equal(metav1.StatusReasonNotFound))
By("Creating changed ControllerRevision")
stashedInstancetype := &instancetypev1alpha2.VirtualMachineInstancetype{}
Expect(json.Unmarshal(instancetypeRevision.Data.Raw, stashedInstancetype)).To(Succeed())
stashedInstancetype.Spec.Memory.Guest.Add(resource.MustParse("10M"))
newInstancetypeRevision := &appsv1.ControllerRevision{
ObjectMeta: metav1.ObjectMeta{
Name: instancetypeRevision.Name,
Namespace: instancetypeRevision.Namespace,
},
}
newInstancetypeRevision.Data.Raw, err = json.Marshal(stashedInstancetype)
Expect(err).ToNot(HaveOccurred())
newInstancetypeRevision, err = virtClient.AppsV1().ControllerRevisions(testsuite.GetTestNamespace(instancetype)).Create(context.Background(), newInstancetypeRevision, metav1.CreateOptions{})
Expect(err).ToNot(HaveOccurred())
By("Creating and starting the VM and expecting a failure")
newVm := tests.NewRandomVirtualMachine(vmi, true)
newVm.Spec.Instancetype = &v1.InstancetypeMatcher{
Name: instancetype.Name,
Kind: instancetypeapi.SingularResourceName,
}
newVm, err = virtClient.VirtualMachine(testsuite.GetTestNamespace(vm)).Create(newVm)
Expect(err).ToNot(HaveOccurred())
Eventually(func(g Gomega) {
foundVm, err := virtClient.VirtualMachine(testsuite.GetTestNamespace(vm)).Get(newVm.Name, &metav1.GetOptions{})
g.Expect(err).ToNot(HaveOccurred())
cond := controller.NewVirtualMachineConditionManager().
GetCondition(foundVm, v1.VirtualMachineFailure)
g.Expect(cond).ToNot(BeNil())
g.Expect(cond.Status).To(Equal(k8sv1.ConditionTrue))
g.Expect(cond.Message).To(ContainSubstring("found existing ControllerRevision with unexpected data"))
}, 5*time.Minute, time.Second).Should(Succeed())
})
})
Context("with inferFromVolume enabled", Ordered, func() {
var (
err error
vm *v1.VirtualMachine
instancetype *instancetypev1alpha2.VirtualMachineInstancetype
preference *instancetypev1alpha2.VirtualMachinePreference
sourcePVC *k8sv1.PersistentVolumeClaim
blockStorageClass string
blockStorageClassExists bool
)
const (
inferFromVolumeName = "volume"
instancetypeName = "instancetype"
preferenceName = "preference"
pvcSourceName = "pvc"
dataSourceName = "datasource"
dataVolumeTemplateName = "datatemplate"
)
checkVMhasInferredInstancetypeAndPreference := func() {
By("Creating and starting the VirtualMachine")
vm, err = virtClient.VirtualMachine(util.NamespaceTestDefault).Create(vm)
Expect(err).ToNot(HaveOccurred())
vm = tests.StartVMAndExpectRunning(virtClient, vm)
By("Checking that a VirtualMachine has been created with the inferred VirtualMachineInstancetype and VirtualMachinePreference applied")
Expect(vm.Spec.Instancetype.Name).To(Equal(instancetype.Name))
Expect(vm.Spec.Instancetype.Kind).To(Equal(instancetypeapi.SingularResourceName))
Expect(vm.Spec.Instancetype.InferFromVolume).To(BeEmpty())
Expect(vm.Spec.Preference.Name).To(Equal(preference.Name))
Expect(vm.Spec.Preference.Kind).To(Equal(instancetypeapi.SingularPreferenceResourceName))
Expect(vm.Spec.Preference.InferFromVolume).To(BeEmpty())
By("Checking that a VirtualMachineInstance has been created with the inferred VirtualMachineInstancetype and VirtualMachinePreference applied")
vmi, err := virtClient.VirtualMachineInstance(util.NamespaceTestDefault).Get(context.Background(), vm.Name, &metav1.GetOptions{})
Expect(err).ToNot(HaveOccurred())
Expect(vmi.Spec.Domain.CPU.Cores).To(Equal(instancetype.Spec.CPU.Guest))
}
waitPVCBound := func(pvc *k8sv1.PersistentVolumeClaim) *k8sv1.PersistentVolumeClaim {
Eventually(func() bool {
var err error
pvc, err = virtClient.CoreV1().PersistentVolumeClaims(pvc.Namespace).Get(context.Background(), pvc.Name, metav1.GetOptions{})
Expect(err).ToNot(HaveOccurred())
return pvc.Status.Phase == k8sv1.ClaimBound
}, 180*time.Second, time.Second).Should(BeTrue())
return pvc
}
BeforeAll(func() {
if !libstorage.HasCDI() {
Skip("instance type and preference inferFromVolume tests require CDI to be installed providing the DataVolume and DataSource CRDs")
}
blockStorageClass, blockStorageClassExists = libstorage.GetRWOBlockStorageClass()
if !blockStorageClassExists {
Skip("Skip test when RWOBlock storage class is not present")
}
By("Creating a VirtualMachineInstancetype")
instancetype = newVirtualMachineInstancetype(nil)
instancetype.Name = instancetypeName
instancetype, err = virtClient.VirtualMachineInstancetype(util.NamespaceTestDefault).
Create(context.Background(), instancetype, metav1.CreateOptions{})
Expect(err).ToNot(HaveOccurred())
By("Creating a VirtualMachinePreference")
preference = newVirtualMachinePreference()
preference.Name = preferenceName
preference.Spec = instancetypev1alpha2.VirtualMachinePreferenceSpec{
CPU: &instancetypev1alpha2.CPUPreferences{
PreferredCPUTopology: instancetypev1alpha2.PreferCores,
},
}
preference, err = virtClient.VirtualMachinePreference(util.NamespaceTestDefault).
Create(context.Background(), preference, metav1.CreateOptions{})
Expect(err).ToNot(HaveOccurred())
})
BeforeEach(func() {
By("Creating an annotated source PVC")
sourcePVC = libstorage.NewPVC(pvcSourceName, "1Gi", blockStorageClass)
sourcePVCVolumeBlockMode := k8sv1.PersistentVolumeBlock
sourcePVC.Spec.VolumeMode = &sourcePVCVolumeBlockMode
sourcePVC.Labels = map[string]string{
instancetypeapi.DefaultInstancetypeLabel: instancetype.Name,
instancetypeapi.DefaultInstancetypeKindLabel: instancetypeapi.SingularResourceName,
instancetypeapi.DefaultPreferenceLabel: preference.Name,
instancetypeapi.DefaultPreferenceKindLabel: instancetypeapi.SingularPreferenceResourceName,
}
sourcePVC, err = virtClient.CoreV1().PersistentVolumeClaims(util.NamespaceTestDefault).Create(context.Background(), sourcePVC, metav1.CreateOptions{})
Expect(err).ToNot(HaveOccurred())
waitPVCBound(sourcePVC)
vm = &v1.VirtualMachine{
ObjectMeta: metav1.ObjectMeta{
GenerateName: "vm-",
Namespace: util.NamespaceTestDefault,
},
Spec: v1.VirtualMachineSpec{
Instancetype: &v1.InstancetypeMatcher{
InferFromVolume: inferFromVolumeName,
},
Preference: &v1.PreferenceMatcher{
InferFromVolume: inferFromVolumeName,
},
Template: &v1.VirtualMachineInstanceTemplateSpec{
Spec: v1.VirtualMachineInstanceSpec{
Domain: v1.DomainSpec{},
},
},
Running: pointer.Bool(false),
},
}
})
It("should infer defaults from PersistentVolumeClaimVolumeSource", func() {
vm.Spec.Template.Spec.Volumes = []v1.Volume{{
Name: inferFromVolumeName,
VolumeSource: v1.VolumeSource{
PersistentVolumeClaim: &v1.PersistentVolumeClaimVolumeSource{
PersistentVolumeClaimVolumeSource: k8sv1.PersistentVolumeClaimVolumeSource{
ClaimName: sourcePVC.Name,
},
},
},
}}
checkVMhasInferredInstancetypeAndPreference()
})
DescribeTable("should infer defaults from DataVolume", func(dataVolume *cdiv1beta1.DataVolume, dataSource *cdiv1beta1.DataSource) {
// Optional DataSource referenced by a DataVolumeSourceRef
if dataSource != nil {
dataSource, err = virtClient.CdiClient().CdiV1beta1().DataSources(util.NamespaceTestDefault).Create(context.Background(), dataSource, metav1.CreateOptions{})
Expect(err).ToNot(HaveOccurred())
// Add the now generated DataSource name to the DataVolume
dataVolume.Spec.SourceRef.Name = dataSource.Name
}
dataVolume, err = virtClient.CdiClient().CdiV1beta1().DataVolumes(util.NamespaceTestDefault).Create(context.Background(), dataVolume, metav1.CreateOptions{})
Expect(err).ToNot(HaveOccurred())
vm.Spec.Template.Spec.Volumes = []v1.Volume{{
Name: inferFromVolumeName,
VolumeSource: v1.VolumeSource{
DataVolume: &v1.DataVolumeSource{
Name: dataVolume.Name,
},
},
}}
checkVMhasInferredInstancetypeAndPreference()
},
Entry("with annotations",
&cdiv1beta1.DataVolume{
ObjectMeta: metav1.ObjectMeta{
GenerateName: "datavolume-",
Namespace: util.NamespaceTestDefault,
Annotations: map[string]string{
instancetypeapi.DefaultInstancetypeLabel: instancetypeName,
instancetypeapi.DefaultInstancetypeKindLabel: instancetypeapi.SingularResourceName,
instancetypeapi.DefaultPreferenceLabel: preferenceName,
instancetypeapi.DefaultPreferenceKindLabel: instancetypeapi.SingularPreferenceResourceName,
},
},
Spec: cdiv1beta1.DataVolumeSpec{
Source: &cdiv1beta1.DataVolumeSource{
PVC: &cdiv1beta1.DataVolumeSourcePVC{
Namespace: util.NamespaceTestDefault,
Name: pvcSourceName,
},
},
Storage: &cdiv1beta1.StorageSpec{},
},
}, nil),
Entry("and DataVolumeSourcePVC",
&cdiv1beta1.DataVolume{
ObjectMeta: metav1.ObjectMeta{
GenerateName: "datavolume-",
Namespace: util.NamespaceTestDefault,
},
Spec: cdiv1beta1.DataVolumeSpec{
Source: &cdiv1beta1.DataVolumeSource{
PVC: &cdiv1beta1.DataVolumeSourcePVC{
Namespace: util.NamespaceTestDefault,
Name: pvcSourceName,
},
},
Storage: &cdiv1beta1.StorageSpec{},
},
}, nil),
Entry(", DataVolumeSourceRef and DataSource",
&cdiv1beta1.DataVolume{
ObjectMeta: metav1.ObjectMeta{
GenerateName: "datavolume-",
Namespace: util.NamespaceTestDefault,
},
Spec: cdiv1beta1.DataVolumeSpec{
SourceRef: &cdiv1beta1.DataVolumeSourceRef{
Name: dataSourceName,
Kind: "DataSource",
Namespace: &util.NamespaceTestDefault,
},
// CDI bug #2502, revert to &cdiv1beta1.StorageSpec{} once that is fixed.
Storage: &cdiv1beta1.StorageSpec{
AccessModes: []k8sv1.PersistentVolumeAccessMode{k8sv1.ReadWriteOnce},
Resources: k8sv1.ResourceRequirements{
Requests: k8sv1.ResourceList{
"storage": resource.MustParse("1Gi"),
},
},
},
},
},
&cdiv1beta1.DataSource{
ObjectMeta: metav1.ObjectMeta{
GenerateName: "datasource-",
Namespace: util.NamespaceTestDefault,
},
Spec: cdiv1beta1.DataSourceSpec{
Source: cdiv1beta1.DataSourceSource{
PVC: &cdiv1beta1.DataVolumeSourcePVC{
Name: pvcSourceName,
Namespace: util.NamespaceTestDefault,
},
},
},
},
),
Entry(", DataVolumeSourceRef and DataSource with annotations",
&cdiv1beta1.DataVolume{
ObjectMeta: metav1.ObjectMeta{
GenerateName: "datavolume-",
Namespace: util.NamespaceTestDefault,
},
Spec: cdiv1beta1.DataVolumeSpec{
SourceRef: &cdiv1beta1.DataVolumeSourceRef{
Name: dataSourceName,
Kind: "DataSource",
Namespace: &util.NamespaceTestDefault,
},
// CDI bug #2502, revert to &cdiv1beta1.StorageSpec{} once that is fixed.
Storage: &cdiv1beta1.StorageSpec{
AccessModes: []k8sv1.PersistentVolumeAccessMode{k8sv1.ReadWriteOnce},
Resources: k8sv1.ResourceRequirements{
Requests: k8sv1.ResourceList{
"storage": resource.MustParse("1Gi"),
},
},
},
},
},
&cdiv1beta1.DataSource{
ObjectMeta: metav1.ObjectMeta{
GenerateName: "datasource-",
Namespace: util.NamespaceTestDefault,
Annotations: map[string]string{
instancetypeapi.DefaultInstancetypeLabel: instancetypeName,
instancetypeapi.DefaultInstancetypeKindLabel: instancetypeapi.SingularResourceName,
instancetypeapi.DefaultPreferenceLabel: preferenceName,
instancetypeapi.DefaultPreferenceKindLabel: instancetypeapi.SingularPreferenceResourceName,
},
},
Spec: cdiv1beta1.DataSourceSpec{
Source: cdiv1beta1.DataSourceSource{
PVC: &cdiv1beta1.DataVolumeSourcePVC{
Name: pvcSourceName,
Namespace: util.NamespaceTestDefault,
},
},
},
},
),
)
DescribeTable("should infer defaults from DataVolumeTemplates", func(dataVolumeTemplates []v1.DataVolumeTemplateSpec, dataSource *cdiv1beta1.DataSource) {
// Optional DataSource referenced by a DataVolumeSourceRef
if dataSource != nil {
dataSource, err = virtClient.CdiClient().CdiV1beta1().DataSources(util.NamespaceTestDefault).Create(context.Background(), dataSource, metav1.CreateOptions{})
Expect(err).ToNot(HaveOccurred())
// Add the now generated DataSource name to the DataVolumeTemplate
dataVolumeTemplates[0].Spec.SourceRef.Name = dataSource.Name
}
vm.Spec.DataVolumeTemplates = dataVolumeTemplates
vm.Spec.Template.Spec.Volumes = []v1.Volume{{
Name: inferFromVolumeName,
VolumeSource: v1.VolumeSource{
DataVolume: &v1.DataVolumeSource{
Name: dataVolumeTemplateName,
},
},
}}
checkVMhasInferredInstancetypeAndPreference()
},
Entry("and DataVolumeSourcePVC",
[]v1.DataVolumeTemplateSpec{{
ObjectMeta: metav1.ObjectMeta{
Name: dataVolumeTemplateName,
},
Spec: cdiv1beta1.DataVolumeSpec{
Source: &cdiv1beta1.DataVolumeSource{
PVC: &cdiv1beta1.DataVolumeSourcePVC{
Namespace: util.NamespaceTestDefault,
Name: pvcSourceName,
},
},
Storage: &cdiv1beta1.StorageSpec{},
},
}}, nil,
),
Entry(", DataVolumeSourceRef and DataSource",
[]v1.DataVolumeTemplateSpec{{
ObjectMeta: metav1.ObjectMeta{
Name: dataVolumeTemplateName,
},
Spec: cdiv1beta1.DataVolumeSpec{
SourceRef: &cdiv1beta1.DataVolumeSourceRef{
Name: dataSourceName,
Kind: "DataSource",
Namespace: &util.NamespaceTestDefault,
},
Storage: &cdiv1beta1.StorageSpec{},
},
}},
&cdiv1beta1.DataSource{
ObjectMeta: metav1.ObjectMeta{
GenerateName: "datasource-",
Namespace: util.NamespaceTestDefault,
},
Spec: cdiv1beta1.DataSourceSpec{
Source: cdiv1beta1.DataSourceSource{
PVC: &cdiv1beta1.DataVolumeSourcePVC{
Name: pvcSourceName,
Namespace: util.NamespaceTestDefault,