mirror of
https://github.com/optim-enterprises-bv/kubernetes.git
synced 2025-12-07 16:45:35 +00:00
75ef18c4d3
This PR adds pod-level ephemeral storage metric into Summary API. Pod-level ephemeral storage usage is the sum of all containers and local ephemeral volume including EmptyDir (if not backed up by memory or hugepages), configueMap, and downwardAPI.
601 lines
20 KiB
Go
601 lines
20 KiB
Go
/*
|
|
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 (
|
|
"fmt"
|
|
"testing"
|
|
"time"
|
|
|
|
cadvisorapiv1 "github.com/google/cadvisor/info/v1"
|
|
cadvisorapiv2 "github.com/google/cadvisor/info/v2"
|
|
fuzz "github.com/google/gofuzz"
|
|
"github.com/stretchr/testify/assert"
|
|
"github.com/stretchr/testify/require"
|
|
|
|
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
|
|
"k8s.io/apimachinery/pkg/types"
|
|
statsapi "k8s.io/kubernetes/pkg/kubelet/apis/stats/v1alpha1"
|
|
cadvisortest "k8s.io/kubernetes/pkg/kubelet/cadvisor/testing"
|
|
kubecontainer "k8s.io/kubernetes/pkg/kubelet/container"
|
|
kubecontainertest "k8s.io/kubernetes/pkg/kubelet/container/testing"
|
|
kubepodtest "k8s.io/kubernetes/pkg/kubelet/pod/testing"
|
|
serverstats "k8s.io/kubernetes/pkg/kubelet/server/stats"
|
|
kubetypes "k8s.io/kubernetes/pkg/kubelet/types"
|
|
)
|
|
|
|
const (
|
|
// Offsets from seed value in generated container stats.
|
|
offsetCPUUsageCores = iota
|
|
offsetCPUUsageCoreSeconds
|
|
offsetMemPageFaults
|
|
offsetMemMajorPageFaults
|
|
offsetMemUsageBytes
|
|
offsetMemRSSBytes
|
|
offsetMemWorkingSetBytes
|
|
offsetNetRxBytes
|
|
offsetNetRxErrors
|
|
offsetNetTxBytes
|
|
offsetNetTxErrors
|
|
offsetFsCapacity
|
|
offsetFsAvailable
|
|
offsetFsUsage
|
|
offsetFsInodes
|
|
offsetFsInodesFree
|
|
offsetFsTotalUsageBytes
|
|
offsetFsBaseUsageBytes
|
|
offsetFsInodeUsage
|
|
offsetVolume
|
|
)
|
|
|
|
var (
|
|
timestamp = time.Now()
|
|
creationTime = timestamp.Add(-5 * time.Minute)
|
|
)
|
|
|
|
func TestGetCgroupStats(t *testing.T) {
|
|
const (
|
|
cgroupName = "test-cgroup-name"
|
|
containerInfoSeed = 1000
|
|
)
|
|
var (
|
|
mockCadvisor = new(cadvisortest.Mock)
|
|
mockPodManager = new(kubepodtest.MockManager)
|
|
mockRuntimeCache = new(kubecontainertest.MockRuntimeCache)
|
|
|
|
assert = assert.New(t)
|
|
options = cadvisorapiv2.RequestOptions{IdType: cadvisorapiv2.TypeName, Count: 2, Recursive: false}
|
|
|
|
containerInfo = getTestContainerInfo(containerInfoSeed, "test-pod", "test-ns", "test-container")
|
|
containerInfoMap = map[string]cadvisorapiv2.ContainerInfo{cgroupName: containerInfo}
|
|
)
|
|
|
|
mockCadvisor.On("ContainerInfoV2", cgroupName, options).Return(containerInfoMap, nil)
|
|
|
|
provider := newStatsProvider(mockCadvisor, mockPodManager, mockRuntimeCache, fakeContainerStatsProvider{})
|
|
cs, ns, err := provider.GetCgroupStats(cgroupName)
|
|
assert.NoError(err)
|
|
|
|
checkCPUStats(t, "", containerInfoSeed, cs.CPU)
|
|
checkMemoryStats(t, "", containerInfoSeed, containerInfo, cs.Memory)
|
|
checkNetworkStats(t, "", containerInfoSeed, ns)
|
|
|
|
assert.Equal(cgroupName, cs.Name)
|
|
assert.Equal(metav1.NewTime(containerInfo.Spec.CreationTime), cs.StartTime)
|
|
|
|
mockCadvisor.AssertExpectations(t)
|
|
}
|
|
|
|
func TestRootFsStats(t *testing.T) {
|
|
const (
|
|
rootFsInfoSeed = 1000
|
|
containerInfoSeed = 2000
|
|
)
|
|
var (
|
|
mockCadvisor = new(cadvisortest.Mock)
|
|
mockPodManager = new(kubepodtest.MockManager)
|
|
mockRuntimeCache = new(kubecontainertest.MockRuntimeCache)
|
|
|
|
assert = assert.New(t)
|
|
options = cadvisorapiv2.RequestOptions{IdType: cadvisorapiv2.TypeName, Count: 2, Recursive: false}
|
|
|
|
rootFsInfo = getTestFsInfo(rootFsInfoSeed)
|
|
containerInfo = getTestContainerInfo(containerInfoSeed, "test-pod", "test-ns", "test-container")
|
|
containerInfoMap = map[string]cadvisorapiv2.ContainerInfo{"/": containerInfo}
|
|
)
|
|
|
|
mockCadvisor.
|
|
On("RootFsInfo").Return(rootFsInfo, nil).
|
|
On("ContainerInfoV2", "/", options).Return(containerInfoMap, nil)
|
|
|
|
provider := newStatsProvider(mockCadvisor, mockPodManager, mockRuntimeCache, fakeContainerStatsProvider{})
|
|
stats, err := provider.RootFsStats()
|
|
assert.NoError(err)
|
|
|
|
checkFsStats(t, "", rootFsInfoSeed, stats)
|
|
|
|
assert.Equal(metav1.NewTime(containerInfo.Stats[0].Timestamp), stats.Time)
|
|
assert.Equal(rootFsInfo.Usage, *stats.UsedBytes)
|
|
assert.Equal(*rootFsInfo.Inodes-*rootFsInfo.InodesFree, *stats.InodesUsed)
|
|
|
|
mockCadvisor.AssertExpectations(t)
|
|
}
|
|
|
|
func TestGetContainerInfo(t *testing.T) {
|
|
cadvisorAPIFailure := fmt.Errorf("cAdvisor failure")
|
|
runtimeError := fmt.Errorf("List containers error")
|
|
tests := []struct {
|
|
name string
|
|
containerID string
|
|
containerPath string
|
|
cadvisorContainerInfo cadvisorapiv1.ContainerInfo
|
|
runtimeError error
|
|
podList []*kubecontainer.Pod
|
|
requestedPodFullName string
|
|
requestedPodUID types.UID
|
|
requestedContainerName string
|
|
expectDockerContainerCall bool
|
|
mockError error
|
|
expectedError error
|
|
expectStats bool
|
|
}{
|
|
{
|
|
name: "get container info",
|
|
containerID: "ab2cdf",
|
|
containerPath: "/docker/ab2cdf",
|
|
cadvisorContainerInfo: cadvisorapiv1.ContainerInfo{
|
|
ContainerReference: cadvisorapiv1.ContainerReference{
|
|
Name: "/docker/ab2cdf",
|
|
},
|
|
},
|
|
runtimeError: nil,
|
|
podList: []*kubecontainer.Pod{
|
|
{
|
|
ID: "12345678",
|
|
Name: "qux",
|
|
Namespace: "ns",
|
|
Containers: []*kubecontainer.Container{
|
|
{
|
|
Name: "foo",
|
|
ID: kubecontainer.ContainerID{Type: "test", ID: "ab2cdf"},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
requestedPodFullName: "qux_ns",
|
|
requestedPodUID: "",
|
|
requestedContainerName: "foo",
|
|
expectDockerContainerCall: true,
|
|
mockError: nil,
|
|
expectedError: nil,
|
|
expectStats: true,
|
|
},
|
|
{
|
|
name: "get container info when cadvisor failed",
|
|
containerID: "ab2cdf",
|
|
containerPath: "/docker/ab2cdf",
|
|
cadvisorContainerInfo: cadvisorapiv1.ContainerInfo{},
|
|
runtimeError: nil,
|
|
podList: []*kubecontainer.Pod{
|
|
{
|
|
ID: "uuid",
|
|
Name: "qux",
|
|
Namespace: "ns",
|
|
Containers: []*kubecontainer.Container{
|
|
{
|
|
Name: "foo",
|
|
ID: kubecontainer.ContainerID{Type: "test", ID: "ab2cdf"},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
requestedPodFullName: "qux_ns",
|
|
requestedPodUID: "uuid",
|
|
requestedContainerName: "foo",
|
|
expectDockerContainerCall: true,
|
|
mockError: cadvisorAPIFailure,
|
|
expectedError: cadvisorAPIFailure,
|
|
expectStats: false,
|
|
},
|
|
{
|
|
name: "get container info on non-existent container",
|
|
containerID: "",
|
|
containerPath: "",
|
|
cadvisorContainerInfo: cadvisorapiv1.ContainerInfo{},
|
|
runtimeError: nil,
|
|
podList: []*kubecontainer.Pod{},
|
|
requestedPodFullName: "qux",
|
|
requestedPodUID: "",
|
|
requestedContainerName: "foo",
|
|
expectDockerContainerCall: false,
|
|
mockError: nil,
|
|
expectedError: kubecontainer.ErrContainerNotFound,
|
|
expectStats: false,
|
|
},
|
|
{
|
|
name: "get container info when container runtime failed",
|
|
containerID: "",
|
|
containerPath: "",
|
|
cadvisorContainerInfo: cadvisorapiv1.ContainerInfo{},
|
|
runtimeError: runtimeError,
|
|
podList: []*kubecontainer.Pod{},
|
|
requestedPodFullName: "qux",
|
|
requestedPodUID: "",
|
|
requestedContainerName: "foo",
|
|
mockError: nil,
|
|
expectedError: runtimeError,
|
|
expectStats: false,
|
|
},
|
|
{
|
|
name: "get container info with no containers",
|
|
containerID: "",
|
|
containerPath: "",
|
|
cadvisorContainerInfo: cadvisorapiv1.ContainerInfo{},
|
|
runtimeError: nil,
|
|
podList: []*kubecontainer.Pod{},
|
|
requestedPodFullName: "qux_ns",
|
|
requestedPodUID: "",
|
|
requestedContainerName: "foo",
|
|
mockError: nil,
|
|
expectedError: kubecontainer.ErrContainerNotFound,
|
|
expectStats: false,
|
|
},
|
|
{
|
|
name: "get container info with no matching containers",
|
|
containerID: "",
|
|
containerPath: "",
|
|
cadvisorContainerInfo: cadvisorapiv1.ContainerInfo{},
|
|
runtimeError: nil,
|
|
podList: []*kubecontainer.Pod{
|
|
{
|
|
ID: "12345678",
|
|
Name: "qux",
|
|
Namespace: "ns",
|
|
Containers: []*kubecontainer.Container{
|
|
{
|
|
Name: "bar",
|
|
ID: kubecontainer.ContainerID{Type: "test", ID: "fakeID"},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
requestedPodFullName: "qux_ns",
|
|
requestedPodUID: "",
|
|
requestedContainerName: "foo",
|
|
mockError: nil,
|
|
expectedError: kubecontainer.ErrContainerNotFound,
|
|
expectStats: false,
|
|
},
|
|
}
|
|
|
|
for _, tc := range tests {
|
|
var (
|
|
mockCadvisor = new(cadvisortest.Mock)
|
|
mockPodManager = new(kubepodtest.MockManager)
|
|
mockRuntimeCache = new(kubecontainertest.MockRuntimeCache)
|
|
|
|
cadvisorReq = &cadvisorapiv1.ContainerInfoRequest{}
|
|
)
|
|
|
|
mockPodManager.On("TranslatePodUID", tc.requestedPodUID).Return(kubetypes.ResolvedPodUID(tc.requestedPodUID))
|
|
mockRuntimeCache.On("GetPods").Return(tc.podList, tc.runtimeError)
|
|
if tc.expectDockerContainerCall {
|
|
mockCadvisor.On("DockerContainer", tc.containerID, cadvisorReq).Return(tc.cadvisorContainerInfo, tc.mockError)
|
|
}
|
|
|
|
provider := newStatsProvider(mockCadvisor, mockPodManager, mockRuntimeCache, fakeContainerStatsProvider{})
|
|
stats, err := provider.GetContainerInfo(tc.requestedPodFullName, tc.requestedPodUID, tc.requestedContainerName, cadvisorReq)
|
|
assert.Equal(t, tc.expectedError, err)
|
|
|
|
if tc.expectStats {
|
|
require.NotNil(t, stats)
|
|
}
|
|
mockCadvisor.AssertExpectations(t)
|
|
}
|
|
}
|
|
|
|
func TestGetRawContainerInfoRoot(t *testing.T) {
|
|
var (
|
|
mockCadvisor = new(cadvisortest.Mock)
|
|
mockPodManager = new(kubepodtest.MockManager)
|
|
mockRuntimeCache = new(kubecontainertest.MockRuntimeCache)
|
|
|
|
cadvisorReq = &cadvisorapiv1.ContainerInfoRequest{}
|
|
containerPath = "/"
|
|
containerInfo = &cadvisorapiv1.ContainerInfo{
|
|
ContainerReference: cadvisorapiv1.ContainerReference{
|
|
Name: containerPath,
|
|
},
|
|
}
|
|
)
|
|
|
|
mockCadvisor.On("ContainerInfo", containerPath, cadvisorReq).Return(containerInfo, nil)
|
|
|
|
provider := newStatsProvider(mockCadvisor, mockPodManager, mockRuntimeCache, fakeContainerStatsProvider{})
|
|
_, err := provider.GetRawContainerInfo(containerPath, cadvisorReq, false)
|
|
assert.NoError(t, err)
|
|
mockCadvisor.AssertExpectations(t)
|
|
}
|
|
|
|
func TestGetRawContainerInfoSubcontainers(t *testing.T) {
|
|
var (
|
|
mockCadvisor = new(cadvisortest.Mock)
|
|
mockPodManager = new(kubepodtest.MockManager)
|
|
mockRuntimeCache = new(kubecontainertest.MockRuntimeCache)
|
|
|
|
cadvisorReq = &cadvisorapiv1.ContainerInfoRequest{}
|
|
containerPath = "/kubelet"
|
|
containerInfo = map[string]*cadvisorapiv1.ContainerInfo{
|
|
containerPath: {
|
|
ContainerReference: cadvisorapiv1.ContainerReference{
|
|
Name: containerPath,
|
|
},
|
|
},
|
|
"/kubelet/sub": {
|
|
ContainerReference: cadvisorapiv1.ContainerReference{
|
|
Name: "/kubelet/sub",
|
|
},
|
|
},
|
|
}
|
|
)
|
|
|
|
mockCadvisor.On("SubcontainerInfo", containerPath, cadvisorReq).Return(containerInfo, nil)
|
|
|
|
provider := newStatsProvider(mockCadvisor, mockPodManager, mockRuntimeCache, fakeContainerStatsProvider{})
|
|
result, err := provider.GetRawContainerInfo(containerPath, cadvisorReq, true)
|
|
assert.NoError(t, err)
|
|
assert.Len(t, result, 2)
|
|
mockCadvisor.AssertExpectations(t)
|
|
}
|
|
|
|
func getTerminatedContainerInfo(seed int, podName string, podNamespace string, containerName string) cadvisorapiv2.ContainerInfo {
|
|
cinfo := getTestContainerInfo(seed, podName, podNamespace, containerName)
|
|
cinfo.Stats[0].Memory.RSS = 0
|
|
cinfo.Stats[0].CpuInst.Usage.Total = 0
|
|
return cinfo
|
|
}
|
|
|
|
func getTestContainerInfo(seed int, podName string, podNamespace string, containerName string) cadvisorapiv2.ContainerInfo {
|
|
labels := map[string]string{}
|
|
if podName != "" {
|
|
labels = map[string]string{
|
|
"io.kubernetes.pod.name": podName,
|
|
"io.kubernetes.pod.uid": "UID" + podName,
|
|
"io.kubernetes.pod.namespace": podNamespace,
|
|
"io.kubernetes.container.name": containerName,
|
|
}
|
|
}
|
|
// by default, kernel will set memory.limit_in_bytes to 1 << 63 if not bounded
|
|
unlimitedMemory := uint64(1 << 63)
|
|
spec := cadvisorapiv2.ContainerSpec{
|
|
CreationTime: testTime(creationTime, seed),
|
|
HasCpu: true,
|
|
HasMemory: true,
|
|
HasNetwork: true,
|
|
Labels: labels,
|
|
Memory: cadvisorapiv2.MemorySpec{
|
|
Limit: unlimitedMemory,
|
|
},
|
|
CustomMetrics: generateCustomMetricSpec(),
|
|
}
|
|
|
|
totalUsageBytes := uint64(seed + offsetFsTotalUsageBytes)
|
|
baseUsageBytes := uint64(seed + offsetFsBaseUsageBytes)
|
|
inodeUsage := uint64(seed + offsetFsInodeUsage)
|
|
|
|
stats := cadvisorapiv2.ContainerStats{
|
|
Timestamp: testTime(timestamp, seed),
|
|
Cpu: &cadvisorapiv1.CpuStats{},
|
|
CpuInst: &cadvisorapiv2.CpuInstStats{},
|
|
Memory: &cadvisorapiv1.MemoryStats{
|
|
Usage: uint64(seed + offsetMemUsageBytes),
|
|
WorkingSet: uint64(seed + offsetMemWorkingSetBytes),
|
|
RSS: uint64(seed + offsetMemRSSBytes),
|
|
ContainerData: cadvisorapiv1.MemoryStatsMemoryData{
|
|
Pgfault: uint64(seed + offsetMemPageFaults),
|
|
Pgmajfault: uint64(seed + offsetMemMajorPageFaults),
|
|
},
|
|
},
|
|
Network: &cadvisorapiv2.NetworkStats{
|
|
Interfaces: []cadvisorapiv1.InterfaceStats{{
|
|
Name: "eth0",
|
|
RxBytes: uint64(seed + offsetNetRxBytes),
|
|
RxErrors: uint64(seed + offsetNetRxErrors),
|
|
TxBytes: uint64(seed + offsetNetTxBytes),
|
|
TxErrors: uint64(seed + offsetNetTxErrors),
|
|
}, {
|
|
Name: "cbr0",
|
|
RxBytes: 100,
|
|
RxErrors: 100,
|
|
TxBytes: 100,
|
|
TxErrors: 100,
|
|
}},
|
|
},
|
|
CustomMetrics: generateCustomMetrics(spec.CustomMetrics),
|
|
Filesystem: &cadvisorapiv2.FilesystemStats{
|
|
TotalUsageBytes: &totalUsageBytes,
|
|
BaseUsageBytes: &baseUsageBytes,
|
|
InodeUsage: &inodeUsage,
|
|
},
|
|
}
|
|
stats.Cpu.Usage.Total = uint64(seed + offsetCPUUsageCoreSeconds)
|
|
stats.CpuInst.Usage.Total = uint64(seed + offsetCPUUsageCores)
|
|
return cadvisorapiv2.ContainerInfo{
|
|
Spec: spec,
|
|
Stats: []*cadvisorapiv2.ContainerStats{&stats},
|
|
}
|
|
}
|
|
|
|
func getTestFsInfo(seed int) cadvisorapiv2.FsInfo {
|
|
var (
|
|
inodes = uint64(seed + offsetFsInodes)
|
|
inodesFree = uint64(seed + offsetFsInodesFree)
|
|
)
|
|
return cadvisorapiv2.FsInfo{
|
|
Timestamp: time.Now(),
|
|
Device: "test-device",
|
|
Mountpoint: "test-mount-point",
|
|
Capacity: uint64(seed + offsetFsCapacity),
|
|
Available: uint64(seed + offsetFsAvailable),
|
|
Usage: uint64(seed + offsetFsUsage),
|
|
Inodes: &inodes,
|
|
InodesFree: &inodesFree,
|
|
}
|
|
}
|
|
|
|
func getPodVolumeStats(seed int, volumeName string) statsapi.VolumeStats {
|
|
availableBytes := uint64(seed + offsetFsAvailable)
|
|
capacityBytes := uint64(seed + offsetFsCapacity)
|
|
usedBytes := uint64(seed + offsetFsUsage)
|
|
inodes := uint64(seed + offsetFsInodes)
|
|
inodesFree := uint64(seed + offsetFsInodesFree)
|
|
inodesUsed := uint64(seed + offsetFsInodeUsage)
|
|
fsStats := statsapi.FsStats{
|
|
Time: metav1.NewTime(time.Now()),
|
|
AvailableBytes: &availableBytes,
|
|
CapacityBytes: &capacityBytes,
|
|
UsedBytes: &usedBytes,
|
|
Inodes: &inodes,
|
|
InodesFree: &inodesFree,
|
|
InodesUsed: &inodesUsed,
|
|
}
|
|
return statsapi.VolumeStats{
|
|
FsStats: fsStats,
|
|
Name: volumeName,
|
|
}
|
|
}
|
|
|
|
func generateCustomMetricSpec() []cadvisorapiv1.MetricSpec {
|
|
f := fuzz.New().NilChance(0).Funcs(
|
|
func(e *cadvisorapiv1.MetricSpec, c fuzz.Continue) {
|
|
c.Fuzz(&e.Name)
|
|
switch c.Intn(3) {
|
|
case 0:
|
|
e.Type = cadvisorapiv1.MetricGauge
|
|
case 1:
|
|
e.Type = cadvisorapiv1.MetricCumulative
|
|
case 2:
|
|
e.Type = cadvisorapiv1.MetricDelta
|
|
}
|
|
switch c.Intn(2) {
|
|
case 0:
|
|
e.Format = cadvisorapiv1.IntType
|
|
case 1:
|
|
e.Format = cadvisorapiv1.FloatType
|
|
}
|
|
c.Fuzz(&e.Units)
|
|
})
|
|
var ret []cadvisorapiv1.MetricSpec
|
|
f.Fuzz(&ret)
|
|
return ret
|
|
}
|
|
|
|
func generateCustomMetrics(spec []cadvisorapiv1.MetricSpec) map[string][]cadvisorapiv1.MetricVal {
|
|
ret := map[string][]cadvisorapiv1.MetricVal{}
|
|
for _, metricSpec := range spec {
|
|
f := fuzz.New().NilChance(0).Funcs(
|
|
func(e *cadvisorapiv1.MetricVal, c fuzz.Continue) {
|
|
switch metricSpec.Format {
|
|
case cadvisorapiv1.IntType:
|
|
c.Fuzz(&e.IntValue)
|
|
case cadvisorapiv1.FloatType:
|
|
c.Fuzz(&e.FloatValue)
|
|
}
|
|
})
|
|
|
|
var metrics []cadvisorapiv1.MetricVal
|
|
f.Fuzz(&metrics)
|
|
ret[metricSpec.Name] = metrics
|
|
}
|
|
return ret
|
|
}
|
|
|
|
func testTime(base time.Time, seed int) time.Time {
|
|
return base.Add(time.Duration(seed) * time.Second)
|
|
}
|
|
|
|
func checkNetworkStats(t *testing.T, label string, seed int, stats *statsapi.NetworkStats) {
|
|
assert.NotNil(t, stats)
|
|
assert.EqualValues(t, testTime(timestamp, seed).Unix(), stats.Time.Time.Unix(), label+".Net.Time")
|
|
assert.EqualValues(t, seed+offsetNetRxBytes, *stats.RxBytes, label+".Net.RxBytes")
|
|
assert.EqualValues(t, seed+offsetNetRxErrors, *stats.RxErrors, label+".Net.RxErrors")
|
|
assert.EqualValues(t, seed+offsetNetTxBytes, *stats.TxBytes, label+".Net.TxBytes")
|
|
assert.EqualValues(t, seed+offsetNetTxErrors, *stats.TxErrors, label+".Net.TxErrors")
|
|
}
|
|
|
|
func checkCPUStats(t *testing.T, label string, seed int, stats *statsapi.CPUStats) {
|
|
assert.EqualValues(t, testTime(timestamp, seed).Unix(), stats.Time.Time.Unix(), label+".CPU.Time")
|
|
assert.EqualValues(t, seed+offsetCPUUsageCores, *stats.UsageNanoCores, label+".CPU.UsageCores")
|
|
assert.EqualValues(t, seed+offsetCPUUsageCoreSeconds, *stats.UsageCoreNanoSeconds, label+".CPU.UsageCoreSeconds")
|
|
}
|
|
|
|
func checkMemoryStats(t *testing.T, label string, seed int, info cadvisorapiv2.ContainerInfo, stats *statsapi.MemoryStats) {
|
|
assert.EqualValues(t, testTime(timestamp, seed).Unix(), stats.Time.Time.Unix(), label+".Mem.Time")
|
|
assert.EqualValues(t, seed+offsetMemUsageBytes, *stats.UsageBytes, label+".Mem.UsageBytes")
|
|
assert.EqualValues(t, seed+offsetMemWorkingSetBytes, *stats.WorkingSetBytes, label+".Mem.WorkingSetBytes")
|
|
assert.EqualValues(t, seed+offsetMemRSSBytes, *stats.RSSBytes, label+".Mem.RSSBytes")
|
|
assert.EqualValues(t, seed+offsetMemPageFaults, *stats.PageFaults, label+".Mem.PageFaults")
|
|
assert.EqualValues(t, seed+offsetMemMajorPageFaults, *stats.MajorPageFaults, label+".Mem.MajorPageFaults")
|
|
if !info.Spec.HasMemory || isMemoryUnlimited(info.Spec.Memory.Limit) {
|
|
assert.Nil(t, stats.AvailableBytes, label+".Mem.AvailableBytes")
|
|
} else {
|
|
expected := info.Spec.Memory.Limit - *stats.WorkingSetBytes
|
|
assert.EqualValues(t, expected, *stats.AvailableBytes, label+".Mem.AvailableBytes")
|
|
}
|
|
}
|
|
|
|
func checkFsStats(t *testing.T, label string, seed int, stats *statsapi.FsStats) {
|
|
assert.EqualValues(t, seed+offsetFsCapacity, *stats.CapacityBytes, label+".CapacityBytes")
|
|
assert.EqualValues(t, seed+offsetFsAvailable, *stats.AvailableBytes, label+".AvailableBytes")
|
|
assert.EqualValues(t, seed+offsetFsInodes, *stats.Inodes, label+".Inodes")
|
|
assert.EqualValues(t, seed+offsetFsInodesFree, *stats.InodesFree, label+".InodesFree")
|
|
}
|
|
|
|
func checkEphemeralStats(t *testing.T, label string, containerSeeds []int, volumeSeeds []int, stats *statsapi.FsStats) {
|
|
var usedBytes, inodeUsage int
|
|
for _, cseed := range containerSeeds {
|
|
usedBytes = usedBytes + cseed + offsetFsTotalUsageBytes
|
|
inodeUsage += cseed + offsetFsInodeUsage
|
|
}
|
|
for _, vseed := range volumeSeeds {
|
|
usedBytes = usedBytes + vseed + offsetFsUsage
|
|
inodeUsage += vseed + offsetFsInodeUsage
|
|
}
|
|
assert.EqualValues(t, usedBytes, int(*stats.UsedBytes), label+".UsedBytes")
|
|
assert.EqualValues(t, inodeUsage, int(*stats.InodesUsed), label+".InodesUsed")
|
|
}
|
|
|
|
type fakeResourceAnalyzer struct {
|
|
podVolumeStats serverstats.PodVolumeStats
|
|
}
|
|
|
|
func (o *fakeResourceAnalyzer) Start() {}
|
|
func (o *fakeResourceAnalyzer) Get() (*statsapi.Summary, error) { return nil, nil }
|
|
func (o *fakeResourceAnalyzer) GetPodVolumeStats(uid types.UID) (serverstats.PodVolumeStats, bool) {
|
|
return o.podVolumeStats, true
|
|
}
|
|
|
|
type fakeContainerStatsProvider struct {
|
|
}
|
|
|
|
func (p fakeContainerStatsProvider) ListPodStats() ([]statsapi.PodStats, error) {
|
|
return nil, fmt.Errorf("not implemented")
|
|
}
|
|
func (p fakeContainerStatsProvider) ImageFsStats() (*statsapi.FsStats, error) {
|
|
return nil, fmt.Errorf("not implemented")
|
|
}
|