Move unix specific logic into _unix.go

Signed-off-by: Lantao Liu <lantaol@google.com>
2019-09-01 00:58:06 -07:00
parent 7b606375ae
commit 50c73e6dc5
55 changed files with 4265 additions and 3442 deletions
--- a/pkg/server/container_update_resources_unix_test.go
+++ b/pkg/server/container_update_resources_unix_test.go
@@ -0,0 +1,164 @@
+// +build !windows
+
+/*
+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 server
+
+import (
+	"context"
+	"testing"
+
+	"github.com/golang/protobuf/proto"
+	runtimespec "github.com/opencontainers/runtime-spec/specs-go"
+	"github.com/stretchr/testify/assert"
+	runtime "k8s.io/cri-api/pkg/apis/runtime/v1alpha2"
+)
+
+func TestUpdateOCILinuxResource(t *testing.T) {
+	oomscoreadj := new(int)
+	*oomscoreadj = -500
+	for desc, test := range map[string]struct {
+		spec      *runtimespec.Spec
+		resources *runtime.LinuxContainerResources
+		expected  *runtimespec.Spec
+		expectErr bool
+	}{
+		"should be able to update each resource": {
+			spec: &runtimespec.Spec{
+				Process: &runtimespec.Process{OOMScoreAdj: oomscoreadj},
+				Linux: &runtimespec.Linux{
+					Resources: &runtimespec.LinuxResources{
+						Memory: &runtimespec.LinuxMemory{Limit: proto.Int64(12345)},
+						CPU: &runtimespec.LinuxCPU{
+							Shares: proto.Uint64(1111),
+							Quota:  proto.Int64(2222),
+							Period: proto.Uint64(3333),
+							Cpus:   "0-1",
+							Mems:   "2-3",
+						},
+					},
+				},
+			},
+			resources: &runtime.LinuxContainerResources{
+				CpuPeriod:          6666,
+				CpuQuota:           5555,
+				CpuShares:          4444,
+				MemoryLimitInBytes: 54321,
+				OomScoreAdj:        500,
+				CpusetCpus:         "4-5",
+				CpusetMems:         "6-7",
+			},
+			expected: &runtimespec.Spec{
+				Process: &runtimespec.Process{OOMScoreAdj: oomscoreadj},
+				Linux: &runtimespec.Linux{
+					Resources: &runtimespec.LinuxResources{
+						Memory: &runtimespec.LinuxMemory{Limit: proto.Int64(54321)},
+						CPU: &runtimespec.LinuxCPU{
+							Shares: proto.Uint64(4444),
+							Quota:  proto.Int64(5555),
+							Period: proto.Uint64(6666),
+							Cpus:   "4-5",
+							Mems:   "6-7",
+						},
+					},
+				},
+			},
+		},
+		"should skip empty fields": {
+			spec: &runtimespec.Spec{
+				Process: &runtimespec.Process{OOMScoreAdj: oomscoreadj},
+				Linux: &runtimespec.Linux{
+					Resources: &runtimespec.LinuxResources{
+						Memory: &runtimespec.LinuxMemory{Limit: proto.Int64(12345)},
+						CPU: &runtimespec.LinuxCPU{
+							Shares: proto.Uint64(1111),
+							Quota:  proto.Int64(2222),
+							Period: proto.Uint64(3333),
+							Cpus:   "0-1",
+							Mems:   "2-3",
+						},
+					},
+				},
+			},
+			resources: &runtime.LinuxContainerResources{
+				CpuQuota:           5555,
+				CpuShares:          4444,
+				MemoryLimitInBytes: 54321,
+				OomScoreAdj:        500,
+				CpusetMems:         "6-7",
+			},
+			expected: &runtimespec.Spec{
+				Process: &runtimespec.Process{OOMScoreAdj: oomscoreadj},
+				Linux: &runtimespec.Linux{
+					Resources: &runtimespec.LinuxResources{
+						Memory: &runtimespec.LinuxMemory{Limit: proto.Int64(54321)},
+						CPU: &runtimespec.LinuxCPU{
+							Shares: proto.Uint64(4444),
+							Quota:  proto.Int64(5555),
+							Period: proto.Uint64(3333),
+							Cpus:   "0-1",
+							Mems:   "6-7",
+						},
+					},
+				},
+			},
+		},
+		"should be able to fill empty fields": {
+			spec: &runtimespec.Spec{
+				Process: &runtimespec.Process{OOMScoreAdj: oomscoreadj},
+				Linux: &runtimespec.Linux{
+					Resources: &runtimespec.LinuxResources{
+						Memory: &runtimespec.LinuxMemory{Limit: proto.Int64(12345)},
+					},
+				},
+			},
+			resources: &runtime.LinuxContainerResources{
+				CpuPeriod:          6666,
+				CpuQuota:           5555,
+				CpuShares:          4444,
+				MemoryLimitInBytes: 54321,
+				OomScoreAdj:        500,
+				CpusetCpus:         "4-5",
+				CpusetMems:         "6-7",
+			},
+			expected: &runtimespec.Spec{
+				Process: &runtimespec.Process{OOMScoreAdj: oomscoreadj},
+				Linux: &runtimespec.Linux{
+					Resources: &runtimespec.LinuxResources{
+						Memory: &runtimespec.LinuxMemory{Limit: proto.Int64(54321)},
+						CPU: &runtimespec.LinuxCPU{
+							Shares: proto.Uint64(4444),
+							Quota:  proto.Int64(5555),
+							Period: proto.Uint64(6666),
+							Cpus:   "4-5",
+							Mems:   "6-7",
+						},
+					},
+				},
+			},
+		},
+	} {
+		t.Logf("TestCase %q", desc)
+		got, err := updateOCILinuxResource(context.Background(), test.spec, test.resources)
+		if test.expectErr {
+			assert.Error(t, err)
+		} else {
+			assert.NoError(t, err)
+		}
+		assert.Equal(t, test.expected, got)
+	}
+}