257 lines
7.6 KiB
Go
257 lines
7.6 KiB
Go
/*
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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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"testing"
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runtimespec "github.com/opencontainers/runtime-spec/specs-go"
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"github.com/stretchr/testify/assert"
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"google.golang.org/protobuf/proto"
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runtime "k8s.io/cri-api/pkg/apis/runtime/v1"
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criconfig "github.com/containerd/containerd/pkg/cri/config"
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criopts "github.com/containerd/containerd/pkg/cri/opts"
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)
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func TestUpdateOCILinuxResource(t *testing.T) {
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oomscoreadj := new(int)
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*oomscoreadj = -500
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expectedSwap := func(swap int64) *int64 {
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if criopts.SwapControllerAvailable() {
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return &swap
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}
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return nil
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}
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for _, test := range []struct {
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desc string
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spec *runtimespec.Spec
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request *runtime.UpdateContainerResourcesRequest
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expected *runtimespec.Spec
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expectErr bool
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}{
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{
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desc: "should be able to update each resource",
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spec: &runtimespec.Spec{
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Process: &runtimespec.Process{OOMScoreAdj: oomscoreadj},
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Linux: &runtimespec.Linux{
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Resources: &runtimespec.LinuxResources{
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Memory: &runtimespec.LinuxMemory{Limit: proto.Int64(12345)},
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CPU: &runtimespec.LinuxCPU{
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Shares: proto.Uint64(1111),
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Quota: proto.Int64(2222),
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Period: proto.Uint64(3333),
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Cpus: "0-1",
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Mems: "2-3",
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},
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Unified: map[string]string{"memory.min": "65536", "memory.swap.max": "1024"},
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},
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},
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},
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request: &runtime.UpdateContainerResourcesRequest{
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Linux: &runtime.LinuxContainerResources{
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CpuPeriod: 6666,
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CpuQuota: 5555,
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CpuShares: 4444,
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MemoryLimitInBytes: 54321,
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OomScoreAdj: 500,
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CpusetCpus: "4-5",
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CpusetMems: "6-7",
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Unified: map[string]string{"memory.min": "1507328", "memory.swap.max": "0"},
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},
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},
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expected: &runtimespec.Spec{
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Process: &runtimespec.Process{OOMScoreAdj: oomscoreadj},
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Linux: &runtimespec.Linux{
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Resources: &runtimespec.LinuxResources{
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Memory: &runtimespec.LinuxMemory{
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Limit: proto.Int64(54321),
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Swap: expectedSwap(54321),
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},
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CPU: &runtimespec.LinuxCPU{
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Shares: proto.Uint64(4444),
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Quota: proto.Int64(5555),
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Period: proto.Uint64(6666),
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Cpus: "4-5",
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Mems: "6-7",
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},
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Unified: map[string]string{"memory.min": "1507328", "memory.swap.max": "0"},
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},
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},
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},
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},
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{
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desc: "should skip empty fields",
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spec: &runtimespec.Spec{
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Process: &runtimespec.Process{OOMScoreAdj: oomscoreadj},
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Linux: &runtimespec.Linux{
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Resources: &runtimespec.LinuxResources{
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Memory: &runtimespec.LinuxMemory{Limit: proto.Int64(12345)},
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CPU: &runtimespec.LinuxCPU{
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Shares: proto.Uint64(1111),
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Quota: proto.Int64(2222),
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Period: proto.Uint64(3333),
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Cpus: "0-1",
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Mems: "2-3",
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},
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Unified: map[string]string{"memory.min": "65536", "memory.swap.max": "1024"},
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},
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},
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},
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request: &runtime.UpdateContainerResourcesRequest{
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Linux: &runtime.LinuxContainerResources{
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CpuQuota: 5555,
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CpuShares: 4444,
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MemoryLimitInBytes: 54321,
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OomScoreAdj: 500,
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CpusetMems: "6-7",
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},
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},
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expected: &runtimespec.Spec{
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Process: &runtimespec.Process{OOMScoreAdj: oomscoreadj},
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Linux: &runtimespec.Linux{
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Resources: &runtimespec.LinuxResources{
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Memory: &runtimespec.LinuxMemory{
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Limit: proto.Int64(54321),
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Swap: expectedSwap(54321),
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},
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CPU: &runtimespec.LinuxCPU{
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Shares: proto.Uint64(4444),
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Quota: proto.Int64(5555),
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Period: proto.Uint64(3333),
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Cpus: "0-1",
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Mems: "6-7",
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},
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Unified: map[string]string{"memory.min": "65536", "memory.swap.max": "1024"},
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},
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},
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},
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},
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{
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desc: "should be able to fill empty fields",
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spec: &runtimespec.Spec{
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Process: &runtimespec.Process{OOMScoreAdj: oomscoreadj},
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Linux: &runtimespec.Linux{
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Resources: &runtimespec.LinuxResources{
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Memory: &runtimespec.LinuxMemory{Limit: proto.Int64(12345)},
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},
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},
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},
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request: &runtime.UpdateContainerResourcesRequest{
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Linux: &runtime.LinuxContainerResources{
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CpuPeriod: 6666,
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CpuQuota: 5555,
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CpuShares: 4444,
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MemoryLimitInBytes: 54321,
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OomScoreAdj: 500,
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CpusetCpus: "4-5",
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CpusetMems: "6-7",
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Unified: map[string]string{"memory.min": "65536", "memory.swap.max": "1024"},
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},
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},
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expected: &runtimespec.Spec{
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Process: &runtimespec.Process{OOMScoreAdj: oomscoreadj},
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Linux: &runtimespec.Linux{
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Resources: &runtimespec.LinuxResources{
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Memory: &runtimespec.LinuxMemory{
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Limit: proto.Int64(54321),
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Swap: expectedSwap(54321),
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},
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CPU: &runtimespec.LinuxCPU{
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Shares: proto.Uint64(4444),
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Quota: proto.Int64(5555),
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Period: proto.Uint64(6666),
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Cpus: "4-5",
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Mems: "6-7",
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},
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Unified: map[string]string{"memory.min": "65536", "memory.swap.max": "1024"},
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},
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},
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},
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},
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{
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desc: "should be able to patch the unified map",
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spec: &runtimespec.Spec{
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Process: &runtimespec.Process{OOMScoreAdj: oomscoreadj},
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Linux: &runtimespec.Linux{
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Resources: &runtimespec.LinuxResources{
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Memory: &runtimespec.LinuxMemory{Limit: proto.Int64(12345)},
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CPU: &runtimespec.LinuxCPU{
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Shares: proto.Uint64(1111),
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Quota: proto.Int64(2222),
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Period: proto.Uint64(3333),
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Cpus: "0-1",
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Mems: "2-3",
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},
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Unified: map[string]string{"memory.min": "65536", "memory.max": "1507328"},
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},
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},
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},
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request: &runtime.UpdateContainerResourcesRequest{
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Linux: &runtime.LinuxContainerResources{
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CpuPeriod: 6666,
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CpuQuota: 5555,
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CpuShares: 4444,
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MemoryLimitInBytes: 54321,
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OomScoreAdj: 500,
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CpusetCpus: "4-5",
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CpusetMems: "6-7",
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Unified: map[string]string{"memory.min": "1507328", "memory.swap.max": "1024"},
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},
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},
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expected: &runtimespec.Spec{
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Process: &runtimespec.Process{OOMScoreAdj: oomscoreadj},
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Linux: &runtimespec.Linux{
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Resources: &runtimespec.LinuxResources{
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Memory: &runtimespec.LinuxMemory{
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Limit: proto.Int64(54321),
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Swap: expectedSwap(54321),
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},
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CPU: &runtimespec.LinuxCPU{
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Shares: proto.Uint64(4444),
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Quota: proto.Int64(5555),
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Period: proto.Uint64(6666),
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Cpus: "4-5",
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Mems: "6-7",
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},
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Unified: map[string]string{"memory.min": "1507328", "memory.max": "1507328", "memory.swap.max": "1024"},
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},
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},
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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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config := criconfig.Config{
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PluginConfig: criconfig.PluginConfig{
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TolerateMissingHugetlbController: true,
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DisableHugetlbController: false,
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},
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}
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got, err := updateOCIResource(context.Background(), test.spec, test.request, config)
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if test.expectErr {
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assert.Error(t, err)
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} else {
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assert.NoError(t, err)
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}
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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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