/* Copyright 2017 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 stats import ( "math/rand" "runtime" "testing" "time" cadvisorfs "github.com/google/cadvisor/fs" cadvisorapiv2 "github.com/google/cadvisor/info/v2" "github.com/stretchr/testify/assert" "k8s.io/apimachinery/pkg/api/resource" metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" "k8s.io/apimachinery/pkg/types" runtimeapi "k8s.io/kubernetes/pkg/kubelet/apis/cri/runtime/v1alpha2" critest "k8s.io/kubernetes/pkg/kubelet/apis/cri/testing" statsapi "k8s.io/kubernetes/pkg/kubelet/apis/stats/v1alpha1" cadvisortest "k8s.io/kubernetes/pkg/kubelet/cadvisor/testing" "k8s.io/kubernetes/pkg/kubelet/cm" kubecontainertest "k8s.io/kubernetes/pkg/kubelet/container/testing" "k8s.io/kubernetes/pkg/kubelet/kuberuntime" "k8s.io/kubernetes/pkg/kubelet/leaky" kubepodtest "k8s.io/kubernetes/pkg/kubelet/pod/testing" serverstats "k8s.io/kubernetes/pkg/kubelet/server/stats" "k8s.io/kubernetes/pkg/volume" ) const ( offsetInodeUsage = iota offsetUsage ) const ( seedRoot = 0 seedKubelet = 200 seedMisc = 300 seedSandbox0 = 1000 seedContainer0 = 2000 seedSandbox1 = 3000 seedContainer1 = 4000 seedContainer2 = 5000 seedSandbox2 = 6000 seedContainer3 = 7000 ) const ( pName0 = "pod0" pName1 = "pod1" pName2 = "pod2" ) const ( cName0 = "container0-name" cName1 = "container1-name" cName2 = "container2-name" cName3 = "container3-name" ) func TestCRIListPodStats(t *testing.T) { var ( imageFsMountpoint = "/test/mount/point" unknownMountpoint = "/unknown/mount/point" imageFsInfo = getTestFsInfo(2000) rootFsInfo = getTestFsInfo(1000) sandbox0 = makeFakePodSandbox("sandbox0-name", "sandbox0-uid", "sandbox0-ns") sandbox0Cgroup = "/" + cm.GetPodCgroupNameSuffix(types.UID(sandbox0.PodSandboxStatus.Metadata.Uid)) container0 = makeFakeContainer(sandbox0, cName0, 0, false) containerStats0 = makeFakeContainerStats(container0, imageFsMountpoint) containerLogStats0 = makeFakeLogStats(1000) container1 = makeFakeContainer(sandbox0, cName1, 0, false) containerStats1 = makeFakeContainerStats(container1, unknownMountpoint) containerLogStats1 = makeFakeLogStats(2000) sandbox1 = makeFakePodSandbox("sandbox1-name", "sandbox1-uid", "sandbox1-ns") sandbox1Cgroup = "/" + cm.GetPodCgroupNameSuffix(types.UID(sandbox1.PodSandboxStatus.Metadata.Uid)) container2 = makeFakeContainer(sandbox1, cName2, 0, false) containerStats2 = makeFakeContainerStats(container2, imageFsMountpoint) containerLogStats2 = makeFakeLogStats(3000) sandbox2 = makeFakePodSandbox("sandbox2-name", "sandbox2-uid", "sandbox2-ns") sandbox2Cgroup = "/" + cm.GetPodCgroupNameSuffix(types.UID(sandbox2.PodSandboxStatus.Metadata.Uid)) container3 = makeFakeContainer(sandbox2, cName3, 0, true) containerStats3 = makeFakeContainerStats(container3, imageFsMountpoint) container4 = makeFakeContainer(sandbox2, cName3, 1, false) containerStats4 = makeFakeContainerStats(container4, imageFsMountpoint) containerLogStats4 = makeFakeLogStats(4000) ) var ( mockCadvisor = new(cadvisortest.Mock) mockRuntimeCache = new(kubecontainertest.MockRuntimeCache) mockPodManager = new(kubepodtest.MockManager) resourceAnalyzer = new(fakeResourceAnalyzer) fakeRuntimeService = critest.NewFakeRuntimeService() fakeImageService = critest.NewFakeImageService() ) infos := map[string]cadvisorapiv2.ContainerInfo{ "/": getTestContainerInfo(seedRoot, "", "", ""), "/kubelet": getTestContainerInfo(seedKubelet, "", "", ""), "/system": getTestContainerInfo(seedMisc, "", "", ""), sandbox0.PodSandboxStatus.Id: getTestContainerInfo(seedSandbox0, pName0, sandbox0.PodSandboxStatus.Metadata.Namespace, leaky.PodInfraContainerName), sandbox0Cgroup: getTestContainerInfo(seedSandbox0, "", "", ""), container0.ContainerStatus.Id: getTestContainerInfo(seedContainer0, pName0, sandbox0.PodSandboxStatus.Metadata.Namespace, cName0), container1.ContainerStatus.Id: getTestContainerInfo(seedContainer1, pName0, sandbox0.PodSandboxStatus.Metadata.Namespace, cName1), sandbox1.PodSandboxStatus.Id: getTestContainerInfo(seedSandbox1, pName1, sandbox1.PodSandboxStatus.Metadata.Namespace, leaky.PodInfraContainerName), sandbox1Cgroup: getTestContainerInfo(seedSandbox1, "", "", ""), container2.ContainerStatus.Id: getTestContainerInfo(seedContainer2, pName1, sandbox1.PodSandboxStatus.Metadata.Namespace, cName2), sandbox2.PodSandboxStatus.Id: getTestContainerInfo(seedSandbox2, pName2, sandbox2.PodSandboxStatus.Metadata.Namespace, leaky.PodInfraContainerName), sandbox2Cgroup: getTestContainerInfo(seedSandbox2, "", "", ""), container4.ContainerStatus.Id: getTestContainerInfo(seedContainer3, pName2, sandbox2.PodSandboxStatus.Metadata.Namespace, cName3), } options := cadvisorapiv2.RequestOptions{ IdType: cadvisorapiv2.TypeName, Count: 2, Recursive: true, } mockCadvisor. On("ContainerInfoV2", "/", options).Return(infos, nil). On("RootFsInfo").Return(rootFsInfo, nil). On("GetDirFsInfo", imageFsMountpoint).Return(imageFsInfo, nil). On("GetDirFsInfo", unknownMountpoint).Return(cadvisorapiv2.FsInfo{}, cadvisorfs.ErrNoSuchDevice) fakeRuntimeService.SetFakeSandboxes([]*critest.FakePodSandbox{ sandbox0, sandbox1, sandbox2, }) fakeRuntimeService.SetFakeContainers([]*critest.FakeContainer{ container0, container1, container2, container3, container4, }) fakeRuntimeService.SetFakeContainerStats([]*runtimeapi.ContainerStats{ containerStats0, containerStats1, containerStats2, containerStats3, containerStats4, }) ephemeralVolumes := makeFakeVolumeStats([]string{"ephVolume1, ephVolumes2"}) persistentVolumes := makeFakeVolumeStats([]string{"persisVolume1, persisVolumes2"}) resourceAnalyzer.podVolumeStats = serverstats.PodVolumeStats{ EphemeralVolumes: ephemeralVolumes, PersistentVolumes: persistentVolumes, } fakeLogStats := map[string]*volume.Metrics{ kuberuntime.BuildContainerLogsDirectory(types.UID("sandbox0-uid"), cName0): containerLogStats0, kuberuntime.BuildContainerLogsDirectory(types.UID("sandbox0-uid"), cName1): containerLogStats1, kuberuntime.BuildContainerLogsDirectory(types.UID("sandbox1-uid"), cName2): containerLogStats2, kuberuntime.BuildContainerLogsDirectory(types.UID("sandbox2-uid"), cName3): containerLogStats4, } fakeLogStatsProvider := NewFakeLogMetricsService(fakeLogStats) provider := NewCRIStatsProvider( mockCadvisor, resourceAnalyzer, mockPodManager, mockRuntimeCache, fakeRuntimeService, fakeImageService, fakeLogStatsProvider, ) stats, err := provider.ListPodStats() assert := assert.New(t) assert.NoError(err) assert.Equal(3, len(stats)) podStatsMap := make(map[statsapi.PodReference]statsapi.PodStats) for _, s := range stats { podStatsMap[s.PodRef] = s } p0 := podStatsMap[statsapi.PodReference{Name: "sandbox0-name", UID: "sandbox0-uid", Namespace: "sandbox0-ns"}] assert.Equal(sandbox0.CreatedAt, p0.StartTime.UnixNano()) assert.Equal(2, len(p0.Containers)) checkEphemeralStorageStats(assert, p0, ephemeralVolumes, []*runtimeapi.ContainerStats{containerStats0, containerStats1}, []*volume.Metrics{containerLogStats0, containerLogStats1}) containerStatsMap := make(map[string]statsapi.ContainerStats) for _, s := range p0.Containers { containerStatsMap[s.Name] = s } c0 := containerStatsMap[cName0] assert.Equal(container0.CreatedAt, c0.StartTime.UnixNano()) checkCRICPUAndMemoryStats(assert, c0, infos[container0.ContainerStatus.Id].Stats[0]) checkCRIRootfsStats(assert, c0, containerStats0, &imageFsInfo) checkCRILogsStats(assert, c0, &rootFsInfo, containerLogStats0) c1 := containerStatsMap[cName1] assert.Equal(container1.CreatedAt, c1.StartTime.UnixNano()) checkCRICPUAndMemoryStats(assert, c1, infos[container1.ContainerStatus.Id].Stats[0]) checkCRIRootfsStats(assert, c1, containerStats1, nil) checkCRILogsStats(assert, c1, &rootFsInfo, containerLogStats1) checkCRINetworkStats(assert, p0.Network, infos[sandbox0.PodSandboxStatus.Id].Stats[0].Network) checkCRIPodCPUAndMemoryStats(assert, p0, infos[sandbox0Cgroup].Stats[0]) p1 := podStatsMap[statsapi.PodReference{Name: "sandbox1-name", UID: "sandbox1-uid", Namespace: "sandbox1-ns"}] assert.Equal(sandbox1.CreatedAt, p1.StartTime.UnixNano()) assert.Equal(1, len(p1.Containers)) checkEphemeralStorageStats(assert, p1, ephemeralVolumes, []*runtimeapi.ContainerStats{containerStats2}, []*volume.Metrics{containerLogStats2}) c2 := p1.Containers[0] assert.Equal(cName2, c2.Name) assert.Equal(container2.CreatedAt, c2.StartTime.UnixNano()) checkCRICPUAndMemoryStats(assert, c2, infos[container2.ContainerStatus.Id].Stats[0]) checkCRIRootfsStats(assert, c2, containerStats2, &imageFsInfo) checkCRILogsStats(assert, c2, &rootFsInfo, containerLogStats2) checkCRINetworkStats(assert, p1.Network, infos[sandbox1.PodSandboxStatus.Id].Stats[0].Network) checkCRIPodCPUAndMemoryStats(assert, p1, infos[sandbox1Cgroup].Stats[0]) p2 := podStatsMap[statsapi.PodReference{Name: "sandbox2-name", UID: "sandbox2-uid", Namespace: "sandbox2-ns"}] assert.Equal(sandbox2.CreatedAt, p2.StartTime.UnixNano()) assert.Equal(1, len(p2.Containers)) checkEphemeralStorageStats(assert, p2, ephemeralVolumes, []*runtimeapi.ContainerStats{containerStats4}, []*volume.Metrics{containerLogStats4}) c3 := p2.Containers[0] assert.Equal(cName3, c3.Name) assert.Equal(container4.CreatedAt, c3.StartTime.UnixNano()) checkCRICPUAndMemoryStats(assert, c3, infos[container4.ContainerStatus.Id].Stats[0]) checkCRIRootfsStats(assert, c3, containerStats4, &imageFsInfo) checkCRILogsStats(assert, c3, &rootFsInfo, containerLogStats4) checkCRINetworkStats(assert, p2.Network, infos[sandbox2.PodSandboxStatus.Id].Stats[0].Network) checkCRIPodCPUAndMemoryStats(assert, p2, infos[sandbox2Cgroup].Stats[0]) mockCadvisor.AssertExpectations(t) } func TestCRIListPodCPUAndMemoryStats(t *testing.T) { var ( imageFsMountpoint = "/test/mount/point" unknownMountpoint = "/unknown/mount/point" sandbox0 = makeFakePodSandbox("sandbox0-name", "sandbox0-uid", "sandbox0-ns") sandbox0Cgroup = "/" + cm.GetPodCgroupNameSuffix(types.UID(sandbox0.PodSandboxStatus.Metadata.Uid)) container0 = makeFakeContainer(sandbox0, cName0, 0, false) containerStats0 = makeFakeContainerStats(container0, imageFsMountpoint) container1 = makeFakeContainer(sandbox0, cName1, 0, false) containerStats1 = makeFakeContainerStats(container1, unknownMountpoint) sandbox1 = makeFakePodSandbox("sandbox1-name", "sandbox1-uid", "sandbox1-ns") sandbox1Cgroup = "/" + cm.GetPodCgroupNameSuffix(types.UID(sandbox1.PodSandboxStatus.Metadata.Uid)) container2 = makeFakeContainer(sandbox1, cName2, 0, false) containerStats2 = makeFakeContainerStats(container2, imageFsMountpoint) sandbox2 = makeFakePodSandbox("sandbox2-name", "sandbox2-uid", "sandbox2-ns") sandbox2Cgroup = "/" + cm.GetPodCgroupNameSuffix(types.UID(sandbox2.PodSandboxStatus.Metadata.Uid)) container3 = makeFakeContainer(sandbox2, cName3, 0, true) containerStats3 = makeFakeContainerStats(container3, imageFsMountpoint) container4 = makeFakeContainer(sandbox2, cName3, 1, false) containerStats4 = makeFakeContainerStats(container4, imageFsMountpoint) ) var ( mockCadvisor = new(cadvisortest.Mock) mockRuntimeCache = new(kubecontainertest.MockRuntimeCache) mockPodManager = new(kubepodtest.MockManager) resourceAnalyzer = new(fakeResourceAnalyzer) fakeRuntimeService = critest.NewFakeRuntimeService() ) infos := map[string]cadvisorapiv2.ContainerInfo{ "/": getTestContainerInfo(seedRoot, "", "", ""), "/kubelet": getTestContainerInfo(seedKubelet, "", "", ""), "/system": getTestContainerInfo(seedMisc, "", "", ""), sandbox0.PodSandboxStatus.Id: getTestContainerInfo(seedSandbox0, pName0, sandbox0.PodSandboxStatus.Metadata.Namespace, leaky.PodInfraContainerName), sandbox0Cgroup: getTestContainerInfo(seedSandbox0, "", "", ""), container0.ContainerStatus.Id: getTestContainerInfo(seedContainer0, pName0, sandbox0.PodSandboxStatus.Metadata.Namespace, cName0), container1.ContainerStatus.Id: getTestContainerInfo(seedContainer1, pName0, sandbox0.PodSandboxStatus.Metadata.Namespace, cName1), sandbox1.PodSandboxStatus.Id: getTestContainerInfo(seedSandbox1, pName1, sandbox1.PodSandboxStatus.Metadata.Namespace, leaky.PodInfraContainerName), sandbox1Cgroup: getTestContainerInfo(seedSandbox1, "", "", ""), container2.ContainerStatus.Id: getTestContainerInfo(seedContainer2, pName1, sandbox1.PodSandboxStatus.Metadata.Namespace, cName2), sandbox2.PodSandboxStatus.Id: getTestContainerInfo(seedSandbox2, pName2, sandbox2.PodSandboxStatus.Metadata.Namespace, leaky.PodInfraContainerName), sandbox2Cgroup: getTestContainerInfo(seedSandbox2, "", "", ""), container4.ContainerStatus.Id: getTestContainerInfo(seedContainer3, pName2, sandbox2.PodSandboxStatus.Metadata.Namespace, cName3), } options := cadvisorapiv2.RequestOptions{ IdType: cadvisorapiv2.TypeName, Count: 2, Recursive: true, } mockCadvisor. On("ContainerInfoV2", "/", options).Return(infos, nil) fakeRuntimeService.SetFakeSandboxes([]*critest.FakePodSandbox{ sandbox0, sandbox1, sandbox2, }) fakeRuntimeService.SetFakeContainers([]*critest.FakeContainer{ container0, container1, container2, container3, container4, }) fakeRuntimeService.SetFakeContainerStats([]*runtimeapi.ContainerStats{ containerStats0, containerStats1, containerStats2, containerStats3, containerStats4, }) ephemeralVolumes := makeFakeVolumeStats([]string{"ephVolume1, ephVolumes2"}) persistentVolumes := makeFakeVolumeStats([]string{"persisVolume1, persisVolumes2"}) resourceAnalyzer.podVolumeStats = serverstats.PodVolumeStats{ EphemeralVolumes: ephemeralVolumes, PersistentVolumes: persistentVolumes, } provider := NewCRIStatsProvider( mockCadvisor, resourceAnalyzer, mockPodManager, mockRuntimeCache, fakeRuntimeService, nil, nil, ) stats, err := provider.ListPodCPUAndMemoryStats() assert := assert.New(t) assert.NoError(err) assert.Equal(3, len(stats)) podStatsMap := make(map[statsapi.PodReference]statsapi.PodStats) for _, s := range stats { podStatsMap[s.PodRef] = s } p0 := podStatsMap[statsapi.PodReference{Name: "sandbox0-name", UID: "sandbox0-uid", Namespace: "sandbox0-ns"}] assert.Equal(sandbox0.CreatedAt, p0.StartTime.UnixNano()) assert.Equal(2, len(p0.Containers)) assert.Nil(p0.EphemeralStorage) assert.Nil(p0.VolumeStats) assert.Nil(p0.Network) checkCRIPodCPUAndMemoryStats(assert, p0, infos[sandbox0Cgroup].Stats[0]) containerStatsMap := make(map[string]statsapi.ContainerStats) for _, s := range p0.Containers { containerStatsMap[s.Name] = s } c0 := containerStatsMap[cName0] assert.Equal(container0.CreatedAt, c0.StartTime.UnixNano()) checkCRICPUAndMemoryStats(assert, c0, infos[container0.ContainerStatus.Id].Stats[0]) assert.Nil(c0.Rootfs) assert.Nil(c0.Logs) assert.Nil(c0.Accelerators) assert.Nil(c0.UserDefinedMetrics) c1 := containerStatsMap[cName1] assert.Equal(container1.CreatedAt, c1.StartTime.UnixNano()) checkCRICPUAndMemoryStats(assert, c1, infos[container1.ContainerStatus.Id].Stats[0]) assert.Nil(c1.Rootfs) assert.Nil(c1.Logs) assert.Nil(c1.Accelerators) assert.Nil(c1.UserDefinedMetrics) p1 := podStatsMap[statsapi.PodReference{Name: "sandbox1-name", UID: "sandbox1-uid", Namespace: "sandbox1-ns"}] assert.Equal(sandbox1.CreatedAt, p1.StartTime.UnixNano()) assert.Equal(1, len(p1.Containers)) assert.Nil(p1.EphemeralStorage) assert.Nil(p1.VolumeStats) assert.Nil(p1.Network) checkCRIPodCPUAndMemoryStats(assert, p1, infos[sandbox1Cgroup].Stats[0]) c2 := p1.Containers[0] assert.Equal(cName2, c2.Name) assert.Equal(container2.CreatedAt, c2.StartTime.UnixNano()) checkCRICPUAndMemoryStats(assert, c2, infos[container2.ContainerStatus.Id].Stats[0]) assert.Nil(c2.Rootfs) assert.Nil(c2.Logs) assert.Nil(c2.Accelerators) assert.Nil(c2.UserDefinedMetrics) p2 := podStatsMap[statsapi.PodReference{Name: "sandbox2-name", UID: "sandbox2-uid", Namespace: "sandbox2-ns"}] assert.Equal(sandbox2.CreatedAt, p2.StartTime.UnixNano()) assert.Equal(1, len(p2.Containers)) assert.Nil(p2.EphemeralStorage) assert.Nil(p2.VolumeStats) assert.Nil(p2.Network) checkCRIPodCPUAndMemoryStats(assert, p2, infos[sandbox2Cgroup].Stats[0]) c3 := p2.Containers[0] assert.Equal(cName3, c3.Name) assert.Equal(container4.CreatedAt, c3.StartTime.UnixNano()) checkCRICPUAndMemoryStats(assert, c3, infos[container4.ContainerStatus.Id].Stats[0]) assert.Nil(c2.Rootfs) assert.Nil(c2.Logs) assert.Nil(c2.Accelerators) assert.Nil(c2.UserDefinedMetrics) mockCadvisor.AssertExpectations(t) } func TestCRIImagesFsStats(t *testing.T) { var ( imageFsMountpoint = "/test/mount/point" imageFsInfo = getTestFsInfo(2000) imageFsUsage = makeFakeImageFsUsage(imageFsMountpoint) ) var ( mockCadvisor = new(cadvisortest.Mock) mockRuntimeCache = new(kubecontainertest.MockRuntimeCache) mockPodManager = new(kubepodtest.MockManager) resourceAnalyzer = new(fakeResourceAnalyzer) fakeRuntimeService = critest.NewFakeRuntimeService() fakeImageService = critest.NewFakeImageService() fakeLogStatsProvider = NewFakeLogMetricsService(nil) ) mockCadvisor.On("GetDirFsInfo", imageFsMountpoint).Return(imageFsInfo, nil) fakeImageService.SetFakeFilesystemUsage([]*runtimeapi.FilesystemUsage{ imageFsUsage, }) provider := NewCRIStatsProvider( mockCadvisor, resourceAnalyzer, mockPodManager, mockRuntimeCache, fakeRuntimeService, fakeImageService, fakeLogStatsProvider, ) stats, err := provider.ImageFsStats() assert := assert.New(t) assert.NoError(err) assert.Equal(imageFsUsage.Timestamp, stats.Time.UnixNano()) assert.Equal(imageFsInfo.Available, *stats.AvailableBytes) assert.Equal(imageFsInfo.Capacity, *stats.CapacityBytes) assert.Equal(imageFsInfo.InodesFree, stats.InodesFree) assert.Equal(imageFsInfo.Inodes, stats.Inodes) assert.Equal(imageFsUsage.UsedBytes.Value, *stats.UsedBytes) assert.Equal(imageFsUsage.InodesUsed.Value, *stats.InodesUsed) mockCadvisor.AssertExpectations(t) } func makeFakePodSandbox(name, uid, namespace string) *critest.FakePodSandbox { p := &critest.FakePodSandbox{ PodSandboxStatus: runtimeapi.PodSandboxStatus{ Metadata: &runtimeapi.PodSandboxMetadata{ Name: name, Uid: uid, Namespace: namespace, }, State: runtimeapi.PodSandboxState_SANDBOX_READY, CreatedAt: time.Now().UnixNano(), }, } p.PodSandboxStatus.Id = critest.BuildSandboxName(p.PodSandboxStatus.Metadata) return p } func makeFakeContainer(sandbox *critest.FakePodSandbox, name string, attempt uint32, terminated bool) *critest.FakeContainer { sandboxID := sandbox.PodSandboxStatus.Id c := &critest.FakeContainer{ SandboxID: sandboxID, ContainerStatus: runtimeapi.ContainerStatus{ Metadata: &runtimeapi.ContainerMetadata{Name: name, Attempt: attempt}, Image: &runtimeapi.ImageSpec{}, ImageRef: "fake-image-ref", CreatedAt: time.Now().UnixNano(), }, } c.ContainerStatus.Labels = map[string]string{ "io.kubernetes.pod.name": sandbox.Metadata.Name, "io.kubernetes.pod.uid": sandbox.Metadata.Uid, "io.kubernetes.pod.namespace": sandbox.Metadata.Namespace, "io.kubernetes.container.name": name, } if terminated { c.ContainerStatus.State = runtimeapi.ContainerState_CONTAINER_EXITED } else { c.ContainerStatus.State = runtimeapi.ContainerState_CONTAINER_RUNNING } c.ContainerStatus.Id = critest.BuildContainerName(c.ContainerStatus.Metadata, sandboxID) return c } func makeFakeContainerStats(container *critest.FakeContainer, imageFsMountpoint string) *runtimeapi.ContainerStats { containerStats := &runtimeapi.ContainerStats{ Attributes: &runtimeapi.ContainerAttributes{ Id: container.ContainerStatus.Id, Metadata: container.ContainerStatus.Metadata, }, WritableLayer: &runtimeapi.FilesystemUsage{ Timestamp: time.Now().UnixNano(), FsId: &runtimeapi.FilesystemIdentifier{Mountpoint: imageFsMountpoint}, UsedBytes: &runtimeapi.UInt64Value{Value: rand.Uint64() / 100}, InodesUsed: &runtimeapi.UInt64Value{Value: rand.Uint64() / 100}, }, } if container.State == runtimeapi.ContainerState_CONTAINER_EXITED { containerStats.Cpu = nil containerStats.Memory = nil } else { containerStats.Cpu = &runtimeapi.CpuUsage{ Timestamp: time.Now().UnixNano(), UsageCoreNanoSeconds: &runtimeapi.UInt64Value{Value: rand.Uint64()}, } containerStats.Memory = &runtimeapi.MemoryUsage{ Timestamp: time.Now().UnixNano(), WorkingSetBytes: &runtimeapi.UInt64Value{Value: rand.Uint64()}, } } return containerStats } func makeFakeImageFsUsage(fsMountpoint string) *runtimeapi.FilesystemUsage { return &runtimeapi.FilesystemUsage{ Timestamp: time.Now().UnixNano(), FsId: &runtimeapi.FilesystemIdentifier{Mountpoint: fsMountpoint}, UsedBytes: &runtimeapi.UInt64Value{Value: rand.Uint64()}, InodesUsed: &runtimeapi.UInt64Value{Value: rand.Uint64()}, } } func makeFakeVolumeStats(volumeNames []string) []statsapi.VolumeStats { volumes := make([]statsapi.VolumeStats, len(volumeNames)) availableBytes := rand.Uint64() capacityBytes := rand.Uint64() usedBytes := rand.Uint64() / 100 inodes := rand.Uint64() inodesFree := rand.Uint64() inodesUsed := rand.Uint64() / 100 for i, name := range volumeNames { fsStats := statsapi.FsStats{ Time: metav1.NewTime(time.Now()), AvailableBytes: &availableBytes, CapacityBytes: &capacityBytes, UsedBytes: &usedBytes, Inodes: &inodes, InodesFree: &inodesFree, InodesUsed: &inodesUsed, } volumes[i] = statsapi.VolumeStats{ FsStats: fsStats, Name: name, } } return volumes } func checkCRICPUAndMemoryStats(assert *assert.Assertions, actual statsapi.ContainerStats, cs *cadvisorapiv2.ContainerStats) { assert.Equal(cs.Timestamp.UnixNano(), actual.CPU.Time.UnixNano()) assert.Equal(cs.Cpu.Usage.Total, *actual.CPU.UsageCoreNanoSeconds) assert.Equal(cs.CpuInst.Usage.Total, *actual.CPU.UsageNanoCores) assert.Equal(cs.Memory.Usage, *actual.Memory.UsageBytes) assert.Equal(cs.Memory.WorkingSet, *actual.Memory.WorkingSetBytes) assert.Equal(cs.Memory.RSS, *actual.Memory.RSSBytes) assert.Equal(cs.Memory.ContainerData.Pgfault, *actual.Memory.PageFaults) assert.Equal(cs.Memory.ContainerData.Pgmajfault, *actual.Memory.MajorPageFaults) } func checkCRIRootfsStats(assert *assert.Assertions, actual statsapi.ContainerStats, cs *runtimeapi.ContainerStats, imageFsInfo *cadvisorapiv2.FsInfo) { assert.Equal(cs.WritableLayer.Timestamp, actual.Rootfs.Time.UnixNano()) if imageFsInfo != nil { assert.Equal(imageFsInfo.Available, *actual.Rootfs.AvailableBytes) assert.Equal(imageFsInfo.Capacity, *actual.Rootfs.CapacityBytes) assert.Equal(*imageFsInfo.InodesFree, *actual.Rootfs.InodesFree) assert.Equal(*imageFsInfo.Inodes, *actual.Rootfs.Inodes) } else { assert.Nil(actual.Rootfs.AvailableBytes) assert.Nil(actual.Rootfs.CapacityBytes) assert.Nil(actual.Rootfs.InodesFree) assert.Nil(actual.Rootfs.Inodes) } assert.Equal(cs.WritableLayer.UsedBytes.Value, *actual.Rootfs.UsedBytes) assert.Equal(cs.WritableLayer.InodesUsed.Value, *actual.Rootfs.InodesUsed) } func checkCRILogsStats(assert *assert.Assertions, actual statsapi.ContainerStats, rootFsInfo *cadvisorapiv2.FsInfo, logStats *volume.Metrics) { assert.Equal(rootFsInfo.Timestamp, actual.Logs.Time.Time) assert.Equal(rootFsInfo.Available, *actual.Logs.AvailableBytes) assert.Equal(rootFsInfo.Capacity, *actual.Logs.CapacityBytes) assert.Equal(*rootFsInfo.InodesFree, *actual.Logs.InodesFree) assert.Equal(*rootFsInfo.Inodes, *actual.Logs.Inodes) assert.Equal(uint64(logStats.Used.Value()), *actual.Logs.UsedBytes) assert.Equal(uint64(logStats.InodesUsed.Value()), *actual.Logs.InodesUsed) } func checkEphemeralStorageStats(assert *assert.Assertions, actual statsapi.PodStats, volumes []statsapi.VolumeStats, containers []*runtimeapi.ContainerStats, containerLogStats []*volume.Metrics) { var totalUsed, inodesUsed uint64 for _, container := range containers { totalUsed = totalUsed + container.WritableLayer.UsedBytes.Value inodesUsed = inodesUsed + container.WritableLayer.InodesUsed.Value } for _, volume := range volumes { totalUsed = totalUsed + *volume.FsStats.UsedBytes inodesUsed = inodesUsed + *volume.FsStats.InodesUsed } for _, logStats := range containerLogStats { totalUsed = totalUsed + uint64(logStats.Used.Value()) } assert.Equal(int(totalUsed), int(*actual.EphemeralStorage.UsedBytes)) assert.Equal(int(inodesUsed), int(*actual.EphemeralStorage.InodesUsed)) } func checkCRINetworkStats(assert *assert.Assertions, actual *statsapi.NetworkStats, expected *cadvisorapiv2.NetworkStats) { assert.Equal(expected.Interfaces[0].RxBytes, *actual.RxBytes) assert.Equal(expected.Interfaces[0].RxErrors, *actual.RxErrors) assert.Equal(expected.Interfaces[0].TxBytes, *actual.TxBytes) assert.Equal(expected.Interfaces[0].TxErrors, *actual.TxErrors) } func checkCRIPodCPUAndMemoryStats(assert *assert.Assertions, actual statsapi.PodStats, cs *cadvisorapiv2.ContainerStats) { if runtime.GOOS != "linux" { return } assert.Equal(cs.Timestamp.UnixNano(), actual.CPU.Time.UnixNano()) assert.Equal(cs.Cpu.Usage.Total, *actual.CPU.UsageCoreNanoSeconds) assert.Equal(cs.CpuInst.Usage.Total, *actual.CPU.UsageNanoCores) assert.Equal(cs.Memory.Usage, *actual.Memory.UsageBytes) assert.Equal(cs.Memory.WorkingSet, *actual.Memory.WorkingSetBytes) assert.Equal(cs.Memory.RSS, *actual.Memory.RSSBytes) assert.Equal(cs.Memory.ContainerData.Pgfault, *actual.Memory.PageFaults) assert.Equal(cs.Memory.ContainerData.Pgmajfault, *actual.Memory.MajorPageFaults) } func makeFakeLogStats(seed int) *volume.Metrics { m := &volume.Metrics{} m.Used = resource.NewQuantity(int64(seed+offsetUsage), resource.BinarySI) m.InodesUsed = resource.NewQuantity(int64(seed+offsetInodeUsage), resource.BinarySI) return m }