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[migration phase 1] NoDiskConflict as filter plugin

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notpad
2019-10-11 18:35:30 +08:00
parent d6eba1df14
commit 9e426a6be1
7 changed files with 366 additions and 22 deletions
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231
pkg/scheduler/framework/plugins/volumerestrictions/volume_restrictions_test.go Normal file
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/*
Copyright 2019 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 volumerestrictions
import (
"reflect"
"testing"
"k8s.io/api/core/v1"
"k8s.io/kubernetes/pkg/scheduler/algorithm/predicates"
framework "k8s.io/kubernetes/pkg/scheduler/framework/v1alpha1"
schedulernodeinfo "k8s.io/kubernetes/pkg/scheduler/nodeinfo"
)
func TestGCEDiskConflicts(t *testing.T) {
volState := v1.PodSpec{
Volumes: []v1.Volume{
{
VolumeSource: v1.VolumeSource{
GCEPersistentDisk: &v1.GCEPersistentDiskVolumeSource{
PDName: "foo",
},
},
},
},
}
volState2 := v1.PodSpec{
Volumes: []v1.Volume{
{
VolumeSource: v1.VolumeSource{
GCEPersistentDisk: &v1.GCEPersistentDiskVolumeSource{
PDName: "bar",
},
},
},
},
}
errStatus := framework.NewStatus(framework.Unschedulable, predicates.ErrDiskConflict.GetReason())
tests := []struct {
pod *v1.Pod
nodeInfo *schedulernodeinfo.NodeInfo
isOk bool
name string
wantStatus *framework.Status
}{
{&v1.Pod{}, schedulernodeinfo.NewNodeInfo(), true, "nothing", nil},
{&v1.Pod{}, schedulernodeinfo.NewNodeInfo(&v1.Pod{Spec: volState}), true, "one state", nil},
{&v1.Pod{Spec: volState}, schedulernodeinfo.NewNodeInfo(&v1.Pod{Spec: volState}), false, "same state", errStatus},
{&v1.Pod{Spec: volState2}, schedulernodeinfo.NewNodeInfo(&v1.Pod{Spec: volState}), true, "different state", nil},
}
for _, test := range tests {
t.Run(test.name, func(t *testing.T) {
p, _ := New(nil, nil)
gotStatus := p.(framework.FilterPlugin).Filter(nil, test.pod, test.nodeInfo)
if !reflect.DeepEqual(gotStatus, test.wantStatus) {
t.Errorf("status does not match: %v, want: %v", gotStatus, test.wantStatus)
}
})
}
}
func TestAWSDiskConflicts(t *testing.T) {
volState := v1.PodSpec{
Volumes: []v1.Volume{
{
VolumeSource: v1.VolumeSource{
AWSElasticBlockStore: &v1.AWSElasticBlockStoreVolumeSource{
VolumeID: "foo",
},
},
},
},
}
volState2 := v1.PodSpec{
Volumes: []v1.Volume{
{
VolumeSource: v1.VolumeSource{
AWSElasticBlockStore: &v1.AWSElasticBlockStoreVolumeSource{
VolumeID: "bar",
},
},
},
},
}
errStatus := framework.NewStatus(framework.Unschedulable, predicates.ErrDiskConflict.GetReason())
tests := []struct {
pod *v1.Pod
nodeInfo *schedulernodeinfo.NodeInfo
isOk bool
name string
wantStatus *framework.Status
}{
{&v1.Pod{}, schedulernodeinfo.NewNodeInfo(), true, "nothing", nil},
{&v1.Pod{}, schedulernodeinfo.NewNodeInfo(&v1.Pod{Spec: volState}), true, "one state", nil},
{&v1.Pod{Spec: volState}, schedulernodeinfo.NewNodeInfo(&v1.Pod{Spec: volState}), false, "same state", errStatus},
{&v1.Pod{Spec: volState2}, schedulernodeinfo.NewNodeInfo(&v1.Pod{Spec: volState}), true, "different state", nil},
}
for _, test := range tests {
t.Run(test.name, func(t *testing.T) {
p, _ := New(nil, nil)
gotStatus := p.(framework.FilterPlugin).Filter(nil, test.pod, test.nodeInfo)
if !reflect.DeepEqual(gotStatus, test.wantStatus) {
t.Errorf("status does not match: %v, want: %v", gotStatus, test.wantStatus)
}
})
}
}
func TestRBDDiskConflicts(t *testing.T) {
volState := v1.PodSpec{
Volumes: []v1.Volume{
{
VolumeSource: v1.VolumeSource{
RBD: &v1.RBDVolumeSource{
CephMonitors: []string{"a", "b"},
RBDPool: "foo",
RBDImage: "bar",
FSType: "ext4",
},
},
},
},
}
volState2 := v1.PodSpec{
Volumes: []v1.Volume{
{
VolumeSource: v1.VolumeSource{
RBD: &v1.RBDVolumeSource{
CephMonitors: []string{"c", "d"},
RBDPool: "foo",
RBDImage: "bar",
FSType: "ext4",
},
},
},
},
}
errStatus := framework.NewStatus(framework.Unschedulable, predicates.ErrDiskConflict.GetReason())
tests := []struct {
pod *v1.Pod
nodeInfo *schedulernodeinfo.NodeInfo
isOk bool
name string
wantStatus *framework.Status
}{
{&v1.Pod{}, schedulernodeinfo.NewNodeInfo(), true, "nothing", nil},
{&v1.Pod{}, schedulernodeinfo.NewNodeInfo(&v1.Pod{Spec: volState}), true, "one state", nil},
{&v1.Pod{Spec: volState}, schedulernodeinfo.NewNodeInfo(&v1.Pod{Spec: volState}), false, "same state", errStatus},
{&v1.Pod{Spec: volState2}, schedulernodeinfo.NewNodeInfo(&v1.Pod{Spec: volState}), true, "different state", nil},
}
for _, test := range tests {
t.Run(test.name, func(t *testing.T) {
p, _ := New(nil, nil)
gotStatus := p.(framework.FilterPlugin).Filter(nil, test.pod, test.nodeInfo)
if !reflect.DeepEqual(gotStatus, test.wantStatus) {
t.Errorf("status does not match: %v, want: %v", gotStatus, test.wantStatus)
}
})
}
}
func TestISCSIDiskConflicts(t *testing.T) {
volState := v1.PodSpec{
Volumes: []v1.Volume{
{
VolumeSource: v1.VolumeSource{
ISCSI: &v1.ISCSIVolumeSource{
TargetPortal: "127.0.0.1:3260",
IQN: "iqn.2016-12.server:storage.target01",
FSType: "ext4",
Lun: 0,
},
},
},
},
}
volState2 := v1.PodSpec{
Volumes: []v1.Volume{
{
VolumeSource: v1.VolumeSource{
ISCSI: &v1.ISCSIVolumeSource{
TargetPortal: "127.0.0.1:3260",
IQN: "iqn.2017-12.server:storage.target01",
FSType: "ext4",
Lun: 0,
},
},
},
},
}
errStatus := framework.NewStatus(framework.Unschedulable, predicates.ErrDiskConflict.GetReason())
tests := []struct {
pod *v1.Pod
nodeInfo *schedulernodeinfo.NodeInfo
isOk bool
name string
wantStatus *framework.Status
}{
{&v1.Pod{}, schedulernodeinfo.NewNodeInfo(), true, "nothing", nil},
{&v1.Pod{}, schedulernodeinfo.NewNodeInfo(&v1.Pod{Spec: volState}), true, "one state", nil},
{&v1.Pod{Spec: volState}, schedulernodeinfo.NewNodeInfo(&v1.Pod{Spec: volState}), false, "same state", errStatus},
{&v1.Pod{Spec: volState2}, schedulernodeinfo.NewNodeInfo(&v1.Pod{Spec: volState}), true, "different state", nil},
}
for _, test := range tests {
t.Run(test.name, func(t *testing.T) {
p, _ := New(nil, nil)
gotStatus := p.(framework.FilterPlugin).Filter(nil, test.pod, test.nodeInfo)
if !reflect.DeepEqual(gotStatus, test.wantStatus) {
t.Errorf("status does not match: %v, want: %v", gotStatus, test.wantStatus)
}
})
}
}