Move CRI from pkg/ to internal/
Signed-off-by: Maksym Pavlenko <pavlenko.maksym@gmail.com>
This commit is contained in:
Maksym Pavlenko
437
internal/cri/server/container_stats_list_test.go
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437
internal/cri/server/container_stats_list_test.go
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@@ -0,0 +1,437 @@
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/*
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Copyright The containerd Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package server
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import (
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"context"
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"math"
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"reflect"
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"testing"
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"time"
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v1 "github.com/containerd/cgroups/v3/cgroup1/stats"
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v2 "github.com/containerd/cgroups/v3/cgroup2/stats"
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"github.com/containerd/containerd/v2/api/types"
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containerstore "github.com/containerd/containerd/v2/internal/cri/store/container"
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sandboxstore "github.com/containerd/containerd/v2/internal/cri/store/sandbox"
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"github.com/stretchr/testify/assert"
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runtime "k8s.io/cri-api/pkg/apis/runtime/v1"
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)
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func TestContainerMetricsCPUNanoCoreUsage(t *testing.T) {
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c := newTestCRIService()
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timestamp := time.Now()
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secondAfterTimeStamp := timestamp.Add(time.Second)
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ID := "ID"
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for _, test := range []struct {
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desc string
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firstCPUValue uint64
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secondCPUValue uint64
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expectedNanoCoreUsageFirst uint64
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expectedNanoCoreUsageSecond uint64
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}{
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{
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desc: "metrics",
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firstCPUValue: 50,
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secondCPUValue: 500,
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expectedNanoCoreUsageFirst: 0,
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expectedNanoCoreUsageSecond: 450,
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},
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} {
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test := test
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t.Run(test.desc, func(t *testing.T) {
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container, err := containerstore.NewContainer(
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containerstore.Metadata{ID: ID},
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)
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assert.NoError(t, err)
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assert.Nil(t, container.Stats)
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err = c.containerStore.Add(container)
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assert.NoError(t, err)
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cpuUsage, err := c.getUsageNanoCores(ID, false, test.firstCPUValue, timestamp)
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assert.NoError(t, err)
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container, err = c.containerStore.Get(ID)
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assert.NoError(t, err)
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assert.NotNil(t, container.Stats)
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assert.Equal(t, test.expectedNanoCoreUsageFirst, cpuUsage)
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cpuUsage, err = c.getUsageNanoCores(ID, false, test.secondCPUValue, secondAfterTimeStamp)
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assert.NoError(t, err)
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assert.Equal(t, test.expectedNanoCoreUsageSecond, cpuUsage)
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container, err = c.containerStore.Get(ID)
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assert.NoError(t, err)
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assert.NotNil(t, container.Stats)
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})
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}
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}
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func TestGetWorkingSet(t *testing.T) {
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for _, test := range []struct {
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desc string
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memory *v1.MemoryStat
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expected uint64
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}{
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{
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desc: "nil memory usage",
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memory: &v1.MemoryStat{},
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expected: 0,
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},
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{
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desc: "memory usage higher than inactive_total_file",
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memory: &v1.MemoryStat{
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TotalInactiveFile: 1000,
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Usage: &v1.MemoryEntry{Usage: 2000},
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},
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expected: 1000,
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},
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{
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desc: "memory usage lower than inactive_total_file",
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memory: &v1.MemoryStat{
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TotalInactiveFile: 2000,
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Usage: &v1.MemoryEntry{Usage: 1000},
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},
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expected: 0,
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},
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} {
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test := test
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t.Run(test.desc, func(t *testing.T) {
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got := getWorkingSet(test.memory)
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assert.Equal(t, test.expected, got)
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})
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}
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}
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func TestGetWorkingSetV2(t *testing.T) {
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for _, test := range []struct {
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desc string
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memory *v2.MemoryStat
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expected uint64
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}{
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{
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desc: "nil memory usage",
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memory: &v2.MemoryStat{},
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expected: 0,
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},
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{
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desc: "memory usage higher than inactive_total_file",
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memory: &v2.MemoryStat{
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InactiveFile: 1000,
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Usage: 2000,
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},
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expected: 1000,
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},
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{
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desc: "memory usage lower than inactive_total_file",
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memory: &v2.MemoryStat{
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InactiveFile: 2000,
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Usage: 1000,
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},
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expected: 0,
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},
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} {
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test := test
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t.Run(test.desc, func(t *testing.T) {
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got := getWorkingSetV2(test.memory)
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assert.Equal(t, test.expected, got)
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})
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}
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}
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func TestGetAvailableBytes(t *testing.T) {
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for _, test := range []struct {
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desc string
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memory *v1.MemoryStat
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workingSetBytes uint64
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expected uint64
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}{
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{
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desc: "no limit",
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memory: &v1.MemoryStat{
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Usage: &v1.MemoryEntry{
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Limit: math.MaxUint64, // no limit
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Usage: 1000,
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},
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},
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workingSetBytes: 500,
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expected: 0,
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},
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{
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desc: "with limit",
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memory: &v1.MemoryStat{
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Usage: &v1.MemoryEntry{
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Limit: 5000,
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Usage: 1000,
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},
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},
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workingSetBytes: 500,
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expected: 5000 - 500,
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},
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} {
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test := test
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t.Run(test.desc, func(t *testing.T) {
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got := getAvailableBytes(test.memory, test.workingSetBytes)
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assert.Equal(t, test.expected, got)
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})
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}
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}
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func TestGetAvailableBytesV2(t *testing.T) {
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for _, test := range []struct {
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desc string
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memory *v2.MemoryStat
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workingSetBytes uint64
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expected uint64
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}{
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{
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desc: "no limit",
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memory: &v2.MemoryStat{
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UsageLimit: math.MaxUint64, // no limit
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Usage: 1000,
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},
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workingSetBytes: 500,
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expected: 0,
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},
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{
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desc: "with limit",
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memory: &v2.MemoryStat{
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UsageLimit: 5000,
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Usage: 1000,
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},
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workingSetBytes: 500,
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expected: 5000 - 500,
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},
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} {
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test := test
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t.Run(test.desc, func(t *testing.T) {
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got := getAvailableBytesV2(test.memory, test.workingSetBytes)
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assert.Equal(t, test.expected, got)
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})
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}
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}
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func TestContainerMetricsMemory(t *testing.T) {
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c := newTestCRIService()
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timestamp := time.Now()
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for _, test := range []struct {
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desc string
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metrics interface{}
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expected *runtime.MemoryUsage
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}{
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{
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desc: "v1 metrics - no memory limit",
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metrics: &v1.Metrics{
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Memory: &v1.MemoryStat{
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Usage: &v1.MemoryEntry{
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Limit: math.MaxUint64, // no limit
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Usage: 1000,
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},
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TotalRSS: 10,
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TotalPgFault: 11,
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TotalPgMajFault: 12,
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TotalInactiveFile: 500,
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},
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},
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expected: &runtime.MemoryUsage{
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Timestamp: timestamp.UnixNano(),
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WorkingSetBytes: &runtime.UInt64Value{Value: 500},
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AvailableBytes: &runtime.UInt64Value{Value: 0},
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UsageBytes: &runtime.UInt64Value{Value: 1000},
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RssBytes: &runtime.UInt64Value{Value: 10},
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PageFaults: &runtime.UInt64Value{Value: 11},
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MajorPageFaults: &runtime.UInt64Value{Value: 12},
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},
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},
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{
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desc: "v1 metrics - memory limit",
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metrics: &v1.Metrics{
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Memory: &v1.MemoryStat{
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Usage: &v1.MemoryEntry{
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Limit: 5000,
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Usage: 1000,
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},
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TotalRSS: 10,
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TotalPgFault: 11,
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TotalPgMajFault: 12,
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TotalInactiveFile: 500,
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},
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},
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expected: &runtime.MemoryUsage{
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Timestamp: timestamp.UnixNano(),
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WorkingSetBytes: &runtime.UInt64Value{Value: 500},
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AvailableBytes: &runtime.UInt64Value{Value: 4500},
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UsageBytes: &runtime.UInt64Value{Value: 1000},
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RssBytes: &runtime.UInt64Value{Value: 10},
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PageFaults: &runtime.UInt64Value{Value: 11},
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MajorPageFaults: &runtime.UInt64Value{Value: 12},
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},
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},
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{
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desc: "v2 metrics - memory limit",
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metrics: &v2.Metrics{
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Memory: &v2.MemoryStat{
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Usage: 1000,
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UsageLimit: 5000,
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InactiveFile: 0,
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Pgfault: 11,
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Pgmajfault: 12,
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},
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},
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expected: &runtime.MemoryUsage{
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Timestamp: timestamp.UnixNano(),
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WorkingSetBytes: &runtime.UInt64Value{Value: 1000},
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AvailableBytes: &runtime.UInt64Value{Value: 4000},
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UsageBytes: &runtime.UInt64Value{Value: 1000},
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RssBytes: &runtime.UInt64Value{Value: 0},
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PageFaults: &runtime.UInt64Value{Value: 11},
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MajorPageFaults: &runtime.UInt64Value{Value: 12},
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},
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},
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{
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desc: "v2 metrics - no memory limit",
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metrics: &v2.Metrics{
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Memory: &v2.MemoryStat{
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Usage: 1000,
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UsageLimit: math.MaxUint64, // no limit
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InactiveFile: 0,
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Pgfault: 11,
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Pgmajfault: 12,
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},
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},
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expected: &runtime.MemoryUsage{
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Timestamp: timestamp.UnixNano(),
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WorkingSetBytes: &runtime.UInt64Value{Value: 1000},
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AvailableBytes: &runtime.UInt64Value{Value: 0},
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UsageBytes: &runtime.UInt64Value{Value: 1000},
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RssBytes: &runtime.UInt64Value{Value: 0},
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PageFaults: &runtime.UInt64Value{Value: 11},
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MajorPageFaults: &runtime.UInt64Value{Value: 12},
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},
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},
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} {
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test := test
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t.Run(test.desc, func(t *testing.T) {
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got, err := c.memoryContainerStats("ID", test.metrics, timestamp)
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assert.NoError(t, err)
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assert.Equal(t, test.expected, got)
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})
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}
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}
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func TestListContainerStats(t *testing.T) {
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c := newTestCRIService()
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type args struct {
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ctx context.Context
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stats []*types.Metric
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containers []containerstore.Container
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}
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tests := []struct {
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name string
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args args
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before func()
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after func()
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want *runtime.ListContainerStatsResponse
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wantErr bool
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}{
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{
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name: "args containers having c1,but containerStore not found c1, so filter c1",
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args: args{
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ctx: context.Background(),
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stats: []*types.Metric{
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{
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ID: "c1",
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},
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},
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containers: []containerstore.Container{
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{
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Metadata: containerstore.Metadata{
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ID: "c1",
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SandboxID: "s1",
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},
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},
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},
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},
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want: &runtime.ListContainerStatsResponse{},
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},
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{
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name: "args containers having c1,c2, but containerStore not found c1, so filter c1",
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args: args{
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ctx: context.Background(),
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stats: []*types.Metric{
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{
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ID: "c1",
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},
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{
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ID: "c2",
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},
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},
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containers: []containerstore.Container{
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{
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Metadata: containerstore.Metadata{
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ID: "c1",
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SandboxID: "s1",
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},
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},
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{
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Metadata: containerstore.Metadata{
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ID: "c2",
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SandboxID: "s2",
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},
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},
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},
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},
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before: func() {
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c.containerStore.Add(containerstore.Container{
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Metadata: containerstore.Metadata{
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ID: "c2",
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},
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})
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c.sandboxStore.Add(sandboxstore.Sandbox{
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Metadata: sandboxstore.Metadata{
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ID: "s2",
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},
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})
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},
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wantErr: true,
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want: nil,
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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if tt.before != nil {
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tt.before()
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}
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got, err := c.toCRIContainerStats(tt.args.ctx, tt.args.stats, tt.args.containers)
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if tt.after != nil {
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tt.after()
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}
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if (err != nil) != tt.wantErr {
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t.Errorf("ListContainerStats() error = %v, wantErr %v", err, tt.wantErr)
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return
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}
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if !reflect.DeepEqual(got, tt.want) {
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t.Errorf("ListContainerStats() = %v, want %v", got, tt.want)
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}
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})
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}
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}
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Reference in New Issue
Block a user