Move scheduler code out of plugin directory.

This moves plugin/pkg/scheduler to pkg/scheduler and plugin/cmd/kube-scheduler to cmd/kube-scheduler. Bulk of the work was done with gomvpkg, except for kube-scheduler main package.
2026-01-05 07:27:21 +00:00 · 2018-01-03 18:12:18 -08:00
parent d61eff6c19
commit 30b89d830b
167 changed files with 299 additions and 329 deletions
--- a/pkg/scheduler/algorithm/priorities/resource_limits_test.go
+++ b/pkg/scheduler/algorithm/priorities/resource_limits_test.go
@@ -0,0 +1,151 @@
+/*
+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 priorities
+
+import (
+	"reflect"
+	"testing"
+
+	"k8s.io/api/core/v1"
+	"k8s.io/apimachinery/pkg/api/resource"
+	//metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	schedulerapi "k8s.io/kubernetes/pkg/scheduler/api"
+	"k8s.io/kubernetes/pkg/scheduler/schedulercache"
+)
+
+func TestResourceLimistPriority(t *testing.T) {
+	noResources := v1.PodSpec{
+		Containers: []v1.Container{},
+	}
+
+	cpuOnly := v1.PodSpec{
+		NodeName: "machine1",
+		Containers: []v1.Container{
+			{
+				Resources: v1.ResourceRequirements{
+					Limits: v1.ResourceList{
+						v1.ResourceCPU:    resource.MustParse("1000m"),
+						v1.ResourceMemory: resource.MustParse("0"),
+					},
+				},
+			},
+			{
+				Resources: v1.ResourceRequirements{
+					Limits: v1.ResourceList{
+						v1.ResourceCPU:    resource.MustParse("2000m"),
+						v1.ResourceMemory: resource.MustParse("0"),
+					},
+				},
+			},
+		},
+	}
+
+	memOnly := v1.PodSpec{
+		NodeName: "machine2",
+		Containers: []v1.Container{
+			{
+				Resources: v1.ResourceRequirements{
+					Limits: v1.ResourceList{
+						v1.ResourceCPU:    resource.MustParse("0"),
+						v1.ResourceMemory: resource.MustParse("2000"),
+					},
+				},
+			},
+			{
+				Resources: v1.ResourceRequirements{
+					Limits: v1.ResourceList{
+						v1.ResourceCPU:    resource.MustParse("0"),
+						v1.ResourceMemory: resource.MustParse("3000"),
+					},
+				},
+			},
+		},
+	}
+
+	cpuAndMemory := v1.PodSpec{
+		NodeName: "machine2",
+		Containers: []v1.Container{
+			{
+				Resources: v1.ResourceRequirements{
+					Limits: v1.ResourceList{
+						v1.ResourceCPU:    resource.MustParse("1000m"),
+						v1.ResourceMemory: resource.MustParse("2000"),
+					},
+				},
+			},
+			{
+				Resources: v1.ResourceRequirements{
+					Limits: v1.ResourceList{
+						v1.ResourceCPU:    resource.MustParse("2000m"),
+						v1.ResourceMemory: resource.MustParse("3000"),
+					},
+				},
+			},
+		},
+	}
+
+	tests := []struct {
+		// input pod
+		pod          *v1.Pod
+		nodes        []*v1.Node
+		expectedList schedulerapi.HostPriorityList
+		test         string
+	}{
+		{
+			pod:          &v1.Pod{Spec: noResources},
+			nodes:        []*v1.Node{makeNode("machine1", 4000, 10000), makeNode("machine2", 4000, 0), makeNode("machine3", 0, 10000), makeNode("machine4", 0, 0)},
+			expectedList: []schedulerapi.HostPriority{{Host: "machine1", Score: 0}, {Host: "machine2", Score: 0}, {Host: "machine3", Score: 0}, {Host: "machine4", Score: 0}},
+			test:         "pod does not specify its resource limits",
+		},
+		{
+			pod:          &v1.Pod{Spec: cpuOnly},
+			nodes:        []*v1.Node{makeNode("machine1", 3000, 10000), makeNode("machine2", 2000, 10000)},
+			expectedList: []schedulerapi.HostPriority{{Host: "machine1", Score: 1}, {Host: "machine2", Score: 0}},
+			test:         "pod only specifies  cpu limits",
+		},
+		{
+			pod:          &v1.Pod{Spec: memOnly},
+			nodes:        []*v1.Node{makeNode("machine1", 4000, 4000), makeNode("machine2", 5000, 10000)},
+			expectedList: []schedulerapi.HostPriority{{Host: "machine1", Score: 0}, {Host: "machine2", Score: 1}},
+			test:         "pod only specifies  mem limits",
+		},
+		{
+			pod:          &v1.Pod{Spec: cpuAndMemory},
+			nodes:        []*v1.Node{makeNode("machine1", 4000, 4000), makeNode("machine2", 5000, 10000)},
+			expectedList: []schedulerapi.HostPriority{{Host: "machine1", Score: 1}, {Host: "machine2", Score: 1}},
+			test:         "pod specifies both cpu and  mem limits",
+		},
+		{
+			pod:          &v1.Pod{Spec: cpuAndMemory},
+			nodes:        []*v1.Node{makeNode("machine1", 0, 0)},
+			expectedList: []schedulerapi.HostPriority{{Host: "machine1", Score: 0}},
+			test:         "node does not advertise its allocatables",
+		},
+	}
+
+	for _, test := range tests {
+		nodeNameToInfo := schedulercache.CreateNodeNameToInfoMap(nil, test.nodes)
+		list, err := priorityFunction(ResourceLimitsPriorityMap, nil, nil)(test.pod, nodeNameToInfo, test.nodes)
+		if err != nil {
+			t.Errorf("unexpected error: %v", err)
+		}
+		if !reflect.DeepEqual(test.expectedList, list) {
+			t.Errorf("%s: expected %#v, got %#v", test.test, test.expectedList, list)
+		}
+	}
+
+}