kubernetes/pkg/apis/extensions/validation/validation_test.go
2016-04-29 17:12:10 -04:00

1846 lines
56 KiB
Go

/*
Copyright 2014 The Kubernetes Authors All rights reserved.
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 validation
import (
"fmt"
"strings"
"testing"
"k8s.io/kubernetes/pkg/api"
"k8s.io/kubernetes/pkg/api/unversioned"
"k8s.io/kubernetes/pkg/apis/extensions"
"k8s.io/kubernetes/pkg/controller/podautoscaler"
"k8s.io/kubernetes/pkg/util/intstr"
)
func TestValidateHorizontalPodAutoscaler(t *testing.T) {
successCases := []extensions.HorizontalPodAutoscaler{
{
ObjectMeta: api.ObjectMeta{
Name: "myautoscaler",
Namespace: api.NamespaceDefault,
},
Spec: extensions.HorizontalPodAutoscalerSpec{
ScaleRef: extensions.SubresourceReference{
Kind: "ReplicationController",
Name: "myrc",
Subresource: "scale",
},
MinReplicas: newInt32(1),
MaxReplicas: 5,
CPUUtilization: &extensions.CPUTargetUtilization{TargetPercentage: 70},
},
},
{
ObjectMeta: api.ObjectMeta{
Name: "myautoscaler",
Namespace: api.NamespaceDefault,
},
Spec: extensions.HorizontalPodAutoscalerSpec{
ScaleRef: extensions.SubresourceReference{
Kind: "ReplicationController",
Name: "myrc",
Subresource: "scale",
},
MinReplicas: newInt32(1),
MaxReplicas: 5,
},
},
{
ObjectMeta: api.ObjectMeta{
Name: "myautoscaler",
Namespace: api.NamespaceDefault,
Annotations: map[string]string{
podautoscaler.HpaCustomMetricsTargetAnnotationName: "{\"items\":[{\"name\":\"qps\",\"value\":\"20\"}]}",
},
},
Spec: extensions.HorizontalPodAutoscalerSpec{
ScaleRef: extensions.SubresourceReference{
Kind: "ReplicationController",
Name: "myrc",
Subresource: "scale",
},
MinReplicas: newInt32(1),
MaxReplicas: 5,
},
},
}
for _, successCase := range successCases {
if errs := ValidateHorizontalPodAutoscaler(&successCase); len(errs) != 0 {
t.Errorf("expected success: %v", errs)
}
}
errorCases := []struct {
horizontalPodAutoscaler extensions.HorizontalPodAutoscaler
msg string
}{
{
horizontalPodAutoscaler: extensions.HorizontalPodAutoscaler{
ObjectMeta: api.ObjectMeta{Name: "myautoscaler", Namespace: api.NamespaceDefault},
Spec: extensions.HorizontalPodAutoscalerSpec{
ScaleRef: extensions.SubresourceReference{Name: "myrc", Subresource: "scale"},
MinReplicas: newInt32(1),
MaxReplicas: 5,
CPUUtilization: &extensions.CPUTargetUtilization{TargetPercentage: 70},
},
},
msg: "scaleRef.kind: Required",
},
{
horizontalPodAutoscaler: extensions.HorizontalPodAutoscaler{
ObjectMeta: api.ObjectMeta{Name: "myautoscaler", Namespace: api.NamespaceDefault},
Spec: extensions.HorizontalPodAutoscalerSpec{
ScaleRef: extensions.SubresourceReference{Kind: "..", Name: "myrc", Subresource: "scale"},
MinReplicas: newInt32(1),
MaxReplicas: 5,
CPUUtilization: &extensions.CPUTargetUtilization{TargetPercentage: 70},
},
},
msg: "scaleRef.kind: Invalid",
},
{
horizontalPodAutoscaler: extensions.HorizontalPodAutoscaler{
ObjectMeta: api.ObjectMeta{Name: "myautoscaler", Namespace: api.NamespaceDefault},
Spec: extensions.HorizontalPodAutoscalerSpec{
ScaleRef: extensions.SubresourceReference{Kind: "ReplicationController", Subresource: "scale"},
MinReplicas: newInt32(1),
MaxReplicas: 5,
CPUUtilization: &extensions.CPUTargetUtilization{TargetPercentage: 70},
},
},
msg: "scaleRef.name: Required",
},
{
horizontalPodAutoscaler: extensions.HorizontalPodAutoscaler{
ObjectMeta: api.ObjectMeta{Name: "myautoscaler", Namespace: api.NamespaceDefault},
Spec: extensions.HorizontalPodAutoscalerSpec{
ScaleRef: extensions.SubresourceReference{Kind: "ReplicationController", Name: "..", Subresource: "scale"},
MinReplicas: newInt32(1),
MaxReplicas: 5,
CPUUtilization: &extensions.CPUTargetUtilization{TargetPercentage: 70},
},
},
msg: "scaleRef.name: Invalid",
},
{
horizontalPodAutoscaler: extensions.HorizontalPodAutoscaler{
ObjectMeta: api.ObjectMeta{Name: "myautoscaler", Namespace: api.NamespaceDefault},
Spec: extensions.HorizontalPodAutoscalerSpec{
ScaleRef: extensions.SubresourceReference{Kind: "ReplicationController", Name: "myrc", Subresource: ""},
MinReplicas: newInt32(1),
MaxReplicas: 5,
CPUUtilization: &extensions.CPUTargetUtilization{TargetPercentage: 70},
},
},
msg: "scaleRef.subresource: Required",
},
{
horizontalPodAutoscaler: extensions.HorizontalPodAutoscaler{
ObjectMeta: api.ObjectMeta{Name: "myautoscaler", Namespace: api.NamespaceDefault},
Spec: extensions.HorizontalPodAutoscalerSpec{
ScaleRef: extensions.SubresourceReference{Kind: "ReplicationController", Name: "myrc", Subresource: ".."},
MinReplicas: newInt32(1),
MaxReplicas: 5,
CPUUtilization: &extensions.CPUTargetUtilization{TargetPercentage: 70},
},
},
msg: "scaleRef.subresource: Invalid",
},
{
horizontalPodAutoscaler: extensions.HorizontalPodAutoscaler{
ObjectMeta: api.ObjectMeta{Name: "myautoscaler", Namespace: api.NamespaceDefault},
Spec: extensions.HorizontalPodAutoscalerSpec{
ScaleRef: extensions.SubresourceReference{Kind: "ReplicationController", Name: "myrc", Subresource: "randomsubresource"},
MinReplicas: newInt32(1),
MaxReplicas: 5,
CPUUtilization: &extensions.CPUTargetUtilization{TargetPercentage: 70},
},
},
msg: "scaleRef.subresource: Unsupported",
},
{
horizontalPodAutoscaler: extensions.HorizontalPodAutoscaler{
ObjectMeta: api.ObjectMeta{
Name: "myautoscaler",
Namespace: api.NamespaceDefault,
},
Spec: extensions.HorizontalPodAutoscalerSpec{
ScaleRef: extensions.SubresourceReference{
Subresource: "scale",
},
MinReplicas: newInt32(-1),
MaxReplicas: 5,
},
},
msg: "must be greater than 0",
},
{
horizontalPodAutoscaler: extensions.HorizontalPodAutoscaler{
ObjectMeta: api.ObjectMeta{
Name: "myautoscaler",
Namespace: api.NamespaceDefault,
},
Spec: extensions.HorizontalPodAutoscalerSpec{
ScaleRef: extensions.SubresourceReference{
Subresource: "scale",
},
MinReplicas: newInt32(7),
MaxReplicas: 5,
},
},
msg: "must be greater than or equal to `minReplicas`",
},
{
horizontalPodAutoscaler: extensions.HorizontalPodAutoscaler{
ObjectMeta: api.ObjectMeta{
Name: "myautoscaler",
Namespace: api.NamespaceDefault,
},
Spec: extensions.HorizontalPodAutoscalerSpec{
ScaleRef: extensions.SubresourceReference{
Subresource: "scale",
},
MinReplicas: newInt32(1),
MaxReplicas: 5,
CPUUtilization: &extensions.CPUTargetUtilization{TargetPercentage: -70},
},
},
msg: "must be greater than 0",
},
{
horizontalPodAutoscaler: extensions.HorizontalPodAutoscaler{
ObjectMeta: api.ObjectMeta{
Name: "myautoscaler",
Namespace: api.NamespaceDefault,
Annotations: map[string]string{
podautoscaler.HpaCustomMetricsTargetAnnotationName: "broken",
},
},
Spec: extensions.HorizontalPodAutoscalerSpec{
ScaleRef: extensions.SubresourceReference{
Kind: "ReplicationController",
Name: "myrc",
Subresource: "scale",
},
MinReplicas: newInt32(1),
MaxReplicas: 5,
},
},
msg: "failed to parse custom metrics target annotation",
},
{
horizontalPodAutoscaler: extensions.HorizontalPodAutoscaler{
ObjectMeta: api.ObjectMeta{
Name: "myautoscaler",
Namespace: api.NamespaceDefault,
Annotations: map[string]string{
podautoscaler.HpaCustomMetricsTargetAnnotationName: "{}",
},
},
Spec: extensions.HorizontalPodAutoscalerSpec{
ScaleRef: extensions.SubresourceReference{
Kind: "ReplicationController",
Name: "myrc",
Subresource: "scale",
},
MinReplicas: newInt32(1),
MaxReplicas: 5,
},
},
msg: "custom metrics target must not be empty",
},
{
horizontalPodAutoscaler: extensions.HorizontalPodAutoscaler{
ObjectMeta: api.ObjectMeta{
Name: "myautoscaler",
Namespace: api.NamespaceDefault,
Annotations: map[string]string{
podautoscaler.HpaCustomMetricsTargetAnnotationName: "{\"items\":[{\"value\":\"20\"}]}",
},
},
Spec: extensions.HorizontalPodAutoscalerSpec{
ScaleRef: extensions.SubresourceReference{
Kind: "ReplicationController",
Name: "myrc",
Subresource: "scale",
},
MinReplicas: newInt32(1),
MaxReplicas: 5,
},
},
msg: "missing custom metric target name",
},
{
horizontalPodAutoscaler: extensions.HorizontalPodAutoscaler{
ObjectMeta: api.ObjectMeta{
Name: "myautoscaler",
Namespace: api.NamespaceDefault,
Annotations: map[string]string{
podautoscaler.HpaCustomMetricsTargetAnnotationName: "{\"items\":[{\"name\":\"qps\",\"value\":\"0\"}]}",
},
},
Spec: extensions.HorizontalPodAutoscalerSpec{
ScaleRef: extensions.SubresourceReference{
Kind: "ReplicationController",
Name: "myrc",
Subresource: "scale",
},
MinReplicas: newInt32(1),
MaxReplicas: 5,
},
},
msg: "custom metric target value must be greater than 0",
},
}
for _, c := range errorCases {
errs := ValidateHorizontalPodAutoscaler(&c.horizontalPodAutoscaler)
if len(errs) == 0 {
t.Errorf("expected failure for %q", c.msg)
} else if !strings.Contains(errs[0].Error(), c.msg) {
t.Errorf("unexpected error: %q, expected: %q", errs[0], c.msg)
}
}
}
func TestValidateDaemonSetStatusUpdate(t *testing.T) {
type dsUpdateTest struct {
old extensions.DaemonSet
update extensions.DaemonSet
}
successCases := []dsUpdateTest{
{
old: extensions.DaemonSet{
ObjectMeta: api.ObjectMeta{Name: "abc", Namespace: api.NamespaceDefault},
Status: extensions.DaemonSetStatus{
CurrentNumberScheduled: 1,
NumberMisscheduled: 2,
DesiredNumberScheduled: 3,
},
},
update: extensions.DaemonSet{
ObjectMeta: api.ObjectMeta{Name: "abc", Namespace: api.NamespaceDefault},
Status: extensions.DaemonSetStatus{
CurrentNumberScheduled: 1,
NumberMisscheduled: 1,
DesiredNumberScheduled: 3,
},
},
},
}
for _, successCase := range successCases {
successCase.old.ObjectMeta.ResourceVersion = "1"
successCase.update.ObjectMeta.ResourceVersion = "1"
if errs := ValidateDaemonSetStatusUpdate(&successCase.update, &successCase.old); len(errs) != 0 {
t.Errorf("expected success: %v", errs)
}
}
errorCases := map[string]dsUpdateTest{
"negative values": {
old: extensions.DaemonSet{
ObjectMeta: api.ObjectMeta{
Name: "abc",
Namespace: api.NamespaceDefault,
ResourceVersion: "10",
},
Status: extensions.DaemonSetStatus{
CurrentNumberScheduled: 1,
NumberMisscheduled: 2,
DesiredNumberScheduled: 3,
},
},
update: extensions.DaemonSet{
ObjectMeta: api.ObjectMeta{
Name: "abc",
Namespace: api.NamespaceDefault,
ResourceVersion: "10",
},
Status: extensions.DaemonSetStatus{
CurrentNumberScheduled: -1,
NumberMisscheduled: -1,
DesiredNumberScheduled: -3,
},
},
},
}
for testName, errorCase := range errorCases {
if errs := ValidateDaemonSetStatusUpdate(&errorCase.update, &errorCase.old); len(errs) == 0 {
t.Errorf("expected failure: %s", testName)
}
}
}
func TestValidateDaemonSetUpdate(t *testing.T) {
validSelector := map[string]string{"a": "b"}
validSelector2 := map[string]string{"c": "d"}
invalidSelector := map[string]string{"NoUppercaseOrSpecialCharsLike=Equals": "b"}
validPodSpecAbc := api.PodSpec{
RestartPolicy: api.RestartPolicyAlways,
DNSPolicy: api.DNSClusterFirst,
Containers: []api.Container{{Name: "abc", Image: "image", ImagePullPolicy: "IfNotPresent"}},
}
validPodSpecDef := api.PodSpec{
RestartPolicy: api.RestartPolicyAlways,
DNSPolicy: api.DNSClusterFirst,
Containers: []api.Container{{Name: "def", Image: "image", ImagePullPolicy: "IfNotPresent"}},
}
validPodSpecNodeSelector := api.PodSpec{
NodeSelector: validSelector,
NodeName: "xyz",
RestartPolicy: api.RestartPolicyAlways,
DNSPolicy: api.DNSClusterFirst,
Containers: []api.Container{{Name: "abc", Image: "image", ImagePullPolicy: "IfNotPresent"}},
}
validPodSpecVolume := api.PodSpec{
Volumes: []api.Volume{{Name: "gcepd", VolumeSource: api.VolumeSource{GCEPersistentDisk: &api.GCEPersistentDiskVolumeSource{PDName: "my-PD", FSType: "ext4", Partition: 1, ReadOnly: false}}}},
RestartPolicy: api.RestartPolicyAlways,
DNSPolicy: api.DNSClusterFirst,
Containers: []api.Container{{Name: "abc", Image: "image", ImagePullPolicy: "IfNotPresent"}},
}
validPodTemplateAbc := api.PodTemplate{
Template: api.PodTemplateSpec{
ObjectMeta: api.ObjectMeta{
Labels: validSelector,
},
Spec: validPodSpecAbc,
},
}
validPodTemplateNodeSelector := api.PodTemplate{
Template: api.PodTemplateSpec{
ObjectMeta: api.ObjectMeta{
Labels: validSelector,
},
Spec: validPodSpecNodeSelector,
},
}
validPodTemplateAbc2 := api.PodTemplate{
Template: api.PodTemplateSpec{
ObjectMeta: api.ObjectMeta{
Labels: validSelector2,
},
Spec: validPodSpecAbc,
},
}
validPodTemplateDef := api.PodTemplate{
Template: api.PodTemplateSpec{
ObjectMeta: api.ObjectMeta{
Labels: validSelector2,
},
Spec: validPodSpecDef,
},
}
invalidPodTemplate := api.PodTemplate{
Template: api.PodTemplateSpec{
Spec: api.PodSpec{
RestartPolicy: api.RestartPolicyAlways,
DNSPolicy: api.DNSClusterFirst,
},
ObjectMeta: api.ObjectMeta{
Labels: invalidSelector,
},
},
}
readWriteVolumePodTemplate := api.PodTemplate{
Template: api.PodTemplateSpec{
ObjectMeta: api.ObjectMeta{
Labels: validSelector,
},
Spec: validPodSpecVolume,
},
}
type dsUpdateTest struct {
old extensions.DaemonSet
update extensions.DaemonSet
}
successCases := []dsUpdateTest{
{
old: extensions.DaemonSet{
ObjectMeta: api.ObjectMeta{Name: "abc", Namespace: api.NamespaceDefault},
Spec: extensions.DaemonSetSpec{
Selector: &unversioned.LabelSelector{MatchLabels: validSelector},
Template: validPodTemplateAbc.Template,
},
},
update: extensions.DaemonSet{
ObjectMeta: api.ObjectMeta{Name: "abc", Namespace: api.NamespaceDefault},
Spec: extensions.DaemonSetSpec{
Selector: &unversioned.LabelSelector{MatchLabels: validSelector},
Template: validPodTemplateAbc.Template,
},
},
},
{
old: extensions.DaemonSet{
ObjectMeta: api.ObjectMeta{Name: "abc", Namespace: api.NamespaceDefault},
Spec: extensions.DaemonSetSpec{
Selector: &unversioned.LabelSelector{MatchLabels: validSelector},
Template: validPodTemplateAbc.Template,
},
},
update: extensions.DaemonSet{
ObjectMeta: api.ObjectMeta{Name: "abc", Namespace: api.NamespaceDefault},
Spec: extensions.DaemonSetSpec{
Selector: &unversioned.LabelSelector{MatchLabels: validSelector2},
Template: validPodTemplateAbc2.Template,
},
},
},
{
old: extensions.DaemonSet{
ObjectMeta: api.ObjectMeta{Name: "abc", Namespace: api.NamespaceDefault},
Spec: extensions.DaemonSetSpec{
Selector: &unversioned.LabelSelector{MatchLabels: validSelector},
Template: validPodTemplateAbc.Template,
},
},
update: extensions.DaemonSet{
ObjectMeta: api.ObjectMeta{Name: "abc", Namespace: api.NamespaceDefault},
Spec: extensions.DaemonSetSpec{
Selector: &unversioned.LabelSelector{MatchLabels: validSelector},
Template: validPodTemplateNodeSelector.Template,
},
},
},
}
for _, successCase := range successCases {
successCase.old.ObjectMeta.ResourceVersion = "1"
successCase.update.ObjectMeta.ResourceVersion = "1"
if errs := ValidateDaemonSetUpdate(&successCase.update, &successCase.old); len(errs) != 0 {
t.Errorf("expected success: %v", errs)
}
}
errorCases := map[string]dsUpdateTest{
"change daemon name": {
old: extensions.DaemonSet{
ObjectMeta: api.ObjectMeta{Name: "", Namespace: api.NamespaceDefault},
Spec: extensions.DaemonSetSpec{
Selector: &unversioned.LabelSelector{MatchLabels: validSelector},
Template: validPodTemplateAbc.Template,
},
},
update: extensions.DaemonSet{
ObjectMeta: api.ObjectMeta{Name: "abc", Namespace: api.NamespaceDefault},
Spec: extensions.DaemonSetSpec{
Selector: &unversioned.LabelSelector{MatchLabels: validSelector},
Template: validPodTemplateAbc.Template,
},
},
},
"invalid selector": {
old: extensions.DaemonSet{
ObjectMeta: api.ObjectMeta{Name: "", Namespace: api.NamespaceDefault},
Spec: extensions.DaemonSetSpec{
Selector: &unversioned.LabelSelector{MatchLabels: validSelector},
Template: validPodTemplateAbc.Template,
},
},
update: extensions.DaemonSet{
ObjectMeta: api.ObjectMeta{Name: "abc", Namespace: api.NamespaceDefault},
Spec: extensions.DaemonSetSpec{
Selector: &unversioned.LabelSelector{MatchLabels: invalidSelector},
Template: validPodTemplateAbc.Template,
},
},
},
"invalid pod": {
old: extensions.DaemonSet{
ObjectMeta: api.ObjectMeta{Name: "", Namespace: api.NamespaceDefault},
Spec: extensions.DaemonSetSpec{
Selector: &unversioned.LabelSelector{MatchLabels: validSelector},
Template: validPodTemplateAbc.Template,
},
},
update: extensions.DaemonSet{
ObjectMeta: api.ObjectMeta{Name: "abc", Namespace: api.NamespaceDefault},
Spec: extensions.DaemonSetSpec{
Selector: &unversioned.LabelSelector{MatchLabels: validSelector},
Template: invalidPodTemplate.Template,
},
},
},
"change container image": {
old: extensions.DaemonSet{
ObjectMeta: api.ObjectMeta{Name: "", Namespace: api.NamespaceDefault},
Spec: extensions.DaemonSetSpec{
Selector: &unversioned.LabelSelector{MatchLabels: validSelector},
Template: validPodTemplateAbc.Template,
},
},
update: extensions.DaemonSet{
ObjectMeta: api.ObjectMeta{Name: "abc", Namespace: api.NamespaceDefault},
Spec: extensions.DaemonSetSpec{
Selector: &unversioned.LabelSelector{MatchLabels: validSelector},
Template: validPodTemplateDef.Template,
},
},
},
"read-write volume": {
old: extensions.DaemonSet{
ObjectMeta: api.ObjectMeta{Name: "", Namespace: api.NamespaceDefault},
Spec: extensions.DaemonSetSpec{
Selector: &unversioned.LabelSelector{MatchLabels: validSelector},
Template: validPodTemplateAbc.Template,
},
},
update: extensions.DaemonSet{
ObjectMeta: api.ObjectMeta{Name: "abc", Namespace: api.NamespaceDefault},
Spec: extensions.DaemonSetSpec{
Selector: &unversioned.LabelSelector{MatchLabels: validSelector},
Template: readWriteVolumePodTemplate.Template,
},
},
},
"invalid update strategy": {
old: extensions.DaemonSet{
ObjectMeta: api.ObjectMeta{Name: "", Namespace: api.NamespaceDefault},
Spec: extensions.DaemonSetSpec{
Selector: &unversioned.LabelSelector{MatchLabels: validSelector},
Template: validPodTemplateAbc.Template,
},
},
update: extensions.DaemonSet{
ObjectMeta: api.ObjectMeta{Name: "abc", Namespace: api.NamespaceDefault},
Spec: extensions.DaemonSetSpec{
Selector: &unversioned.LabelSelector{MatchLabels: invalidSelector},
Template: validPodTemplateAbc.Template,
},
},
},
}
for testName, errorCase := range errorCases {
if errs := ValidateDaemonSetUpdate(&errorCase.update, &errorCase.old); len(errs) == 0 {
t.Errorf("expected failure: %s", testName)
}
}
}
func TestValidateDaemonSet(t *testing.T) {
validSelector := map[string]string{"a": "b"}
validPodTemplate := api.PodTemplate{
Template: api.PodTemplateSpec{
ObjectMeta: api.ObjectMeta{
Labels: validSelector,
},
Spec: api.PodSpec{
RestartPolicy: api.RestartPolicyAlways,
DNSPolicy: api.DNSClusterFirst,
Containers: []api.Container{{Name: "abc", Image: "image", ImagePullPolicy: "IfNotPresent"}},
},
},
}
invalidSelector := map[string]string{"NoUppercaseOrSpecialCharsLike=Equals": "b"}
invalidPodTemplate := api.PodTemplate{
Template: api.PodTemplateSpec{
Spec: api.PodSpec{
RestartPolicy: api.RestartPolicyAlways,
DNSPolicy: api.DNSClusterFirst,
},
ObjectMeta: api.ObjectMeta{
Labels: invalidSelector,
},
},
}
successCases := []extensions.DaemonSet{
{
ObjectMeta: api.ObjectMeta{Name: "abc", Namespace: api.NamespaceDefault},
Spec: extensions.DaemonSetSpec{
Selector: &unversioned.LabelSelector{MatchLabels: validSelector},
Template: validPodTemplate.Template,
},
},
{
ObjectMeta: api.ObjectMeta{Name: "abc-123", Namespace: api.NamespaceDefault},
Spec: extensions.DaemonSetSpec{
Selector: &unversioned.LabelSelector{MatchLabels: validSelector},
Template: validPodTemplate.Template,
},
},
}
for _, successCase := range successCases {
if errs := ValidateDaemonSet(&successCase); len(errs) != 0 {
t.Errorf("expected success: %v", errs)
}
}
errorCases := map[string]extensions.DaemonSet{
"zero-length ID": {
ObjectMeta: api.ObjectMeta{Name: "", Namespace: api.NamespaceDefault},
Spec: extensions.DaemonSetSpec{
Selector: &unversioned.LabelSelector{MatchLabels: validSelector},
Template: validPodTemplate.Template,
},
},
"missing-namespace": {
ObjectMeta: api.ObjectMeta{Name: "abc-123"},
Spec: extensions.DaemonSetSpec{
Selector: &unversioned.LabelSelector{MatchLabels: validSelector},
Template: validPodTemplate.Template,
},
},
"nil selector": {
ObjectMeta: api.ObjectMeta{Name: "abc", Namespace: api.NamespaceDefault},
Spec: extensions.DaemonSetSpec{
Template: validPodTemplate.Template,
},
},
"empty selector": {
ObjectMeta: api.ObjectMeta{Name: "abc", Namespace: api.NamespaceDefault},
Spec: extensions.DaemonSetSpec{
Selector: &unversioned.LabelSelector{},
Template: validPodTemplate.Template,
},
},
"selector_doesnt_match": {
ObjectMeta: api.ObjectMeta{Name: "abc", Namespace: api.NamespaceDefault},
Spec: extensions.DaemonSetSpec{
Selector: &unversioned.LabelSelector{MatchLabels: map[string]string{"foo": "bar"}},
Template: validPodTemplate.Template,
},
},
"invalid template": {
ObjectMeta: api.ObjectMeta{Name: "abc", Namespace: api.NamespaceDefault},
Spec: extensions.DaemonSetSpec{
Selector: &unversioned.LabelSelector{MatchLabels: validSelector},
},
},
"invalid_label": {
ObjectMeta: api.ObjectMeta{
Name: "abc-123",
Namespace: api.NamespaceDefault,
Labels: map[string]string{
"NoUppercaseOrSpecialCharsLike=Equals": "bar",
},
},
Spec: extensions.DaemonSetSpec{
Selector: &unversioned.LabelSelector{MatchLabels: validSelector},
Template: validPodTemplate.Template,
},
},
"invalid_label 2": {
ObjectMeta: api.ObjectMeta{
Name: "abc-123",
Namespace: api.NamespaceDefault,
Labels: map[string]string{
"NoUppercaseOrSpecialCharsLike=Equals": "bar",
},
},
Spec: extensions.DaemonSetSpec{
Template: invalidPodTemplate.Template,
},
},
"invalid_annotation": {
ObjectMeta: api.ObjectMeta{
Name: "abc-123",
Namespace: api.NamespaceDefault,
Annotations: map[string]string{
"NoUppercaseOrSpecialCharsLike=Equals": "bar",
},
},
Spec: extensions.DaemonSetSpec{
Selector: &unversioned.LabelSelector{MatchLabels: validSelector},
Template: validPodTemplate.Template,
},
},
"invalid restart policy 1": {
ObjectMeta: api.ObjectMeta{
Name: "abc-123",
Namespace: api.NamespaceDefault,
},
Spec: extensions.DaemonSetSpec{
Selector: &unversioned.LabelSelector{MatchLabels: validSelector},
Template: api.PodTemplateSpec{
Spec: api.PodSpec{
RestartPolicy: api.RestartPolicyOnFailure,
DNSPolicy: api.DNSClusterFirst,
Containers: []api.Container{{Name: "ctr", Image: "image", ImagePullPolicy: "IfNotPresent"}},
},
ObjectMeta: api.ObjectMeta{
Labels: validSelector,
},
},
},
},
"invalid restart policy 2": {
ObjectMeta: api.ObjectMeta{
Name: "abc-123",
Namespace: api.NamespaceDefault,
},
Spec: extensions.DaemonSetSpec{
Selector: &unversioned.LabelSelector{MatchLabels: validSelector},
Template: api.PodTemplateSpec{
Spec: api.PodSpec{
RestartPolicy: api.RestartPolicyNever,
DNSPolicy: api.DNSClusterFirst,
Containers: []api.Container{{Name: "ctr", Image: "image", ImagePullPolicy: "IfNotPresent"}},
},
ObjectMeta: api.ObjectMeta{
Labels: validSelector,
},
},
},
},
}
for k, v := range errorCases {
errs := ValidateDaemonSet(&v)
if len(errs) == 0 {
t.Errorf("expected failure for %s", k)
}
for i := range errs {
field := errs[i].Field
if !strings.HasPrefix(field, "spec.template.") &&
!strings.HasPrefix(field, "spec.updateStrategy") &&
field != "metadata.name" &&
field != "metadata.namespace" &&
field != "spec.selector" &&
field != "spec.template" &&
field != "GCEPersistentDisk.ReadOnly" &&
field != "spec.template.labels" &&
field != "metadata.annotations" &&
field != "metadata.labels" {
t.Errorf("%s: missing prefix for: %v", k, errs[i])
}
}
}
}
func validDeployment() *extensions.Deployment {
return &extensions.Deployment{
ObjectMeta: api.ObjectMeta{
Name: "abc",
Namespace: api.NamespaceDefault,
},
Spec: extensions.DeploymentSpec{
Selector: &unversioned.LabelSelector{
MatchLabels: map[string]string{
"name": "abc",
},
},
Template: api.PodTemplateSpec{
ObjectMeta: api.ObjectMeta{
Name: "abc",
Namespace: api.NamespaceDefault,
Labels: map[string]string{
"name": "abc",
},
},
Spec: api.PodSpec{
RestartPolicy: api.RestartPolicyAlways,
DNSPolicy: api.DNSDefault,
Containers: []api.Container{
{
Name: "nginx",
Image: "image",
ImagePullPolicy: api.PullNever,
},
},
},
},
RollbackTo: &extensions.RollbackConfig{
Revision: 1,
},
},
}
}
func TestValidateDeployment(t *testing.T) {
successCases := []*extensions.Deployment{
validDeployment(),
}
for _, successCase := range successCases {
if errs := ValidateDeployment(successCase); len(errs) != 0 {
t.Errorf("expected success: %v", errs)
}
}
errorCases := map[string]*extensions.Deployment{}
errorCases["metadata.name: Required value"] = &extensions.Deployment{
ObjectMeta: api.ObjectMeta{
Namespace: api.NamespaceDefault,
},
}
// selector should match the labels in pod template.
invalidSelectorDeployment := validDeployment()
invalidSelectorDeployment.Spec.Selector = &unversioned.LabelSelector{
MatchLabels: map[string]string{
"name": "def",
},
}
errorCases["`selector` does not match template `labels`"] = invalidSelectorDeployment
// RestartPolicy should be always.
invalidRestartPolicyDeployment := validDeployment()
invalidRestartPolicyDeployment.Spec.Template.Spec.RestartPolicy = api.RestartPolicyNever
errorCases["Unsupported value: \"Never\""] = invalidRestartPolicyDeployment
// rollingUpdate should be nil for recreate.
invalidRecreateDeployment := validDeployment()
invalidRecreateDeployment.Spec.Strategy = extensions.DeploymentStrategy{
Type: extensions.RecreateDeploymentStrategyType,
RollingUpdate: &extensions.RollingUpdateDeployment{},
}
errorCases["may not be specified when strategy `type` is 'Recreate'"] = invalidRecreateDeployment
// MaxSurge should be in the form of 20%.
invalidMaxSurgeDeployment := validDeployment()
invalidMaxSurgeDeployment.Spec.Strategy = extensions.DeploymentStrategy{
Type: extensions.RollingUpdateDeploymentStrategyType,
RollingUpdate: &extensions.RollingUpdateDeployment{
MaxSurge: intstr.FromString("20Percent"),
},
}
errorCases["must be an integer or percentage"] = invalidMaxSurgeDeployment
// MaxSurge and MaxUnavailable cannot both be zero.
invalidRollingUpdateDeployment := validDeployment()
invalidRollingUpdateDeployment.Spec.Strategy = extensions.DeploymentStrategy{
Type: extensions.RollingUpdateDeploymentStrategyType,
RollingUpdate: &extensions.RollingUpdateDeployment{
MaxSurge: intstr.FromString("0%"),
MaxUnavailable: intstr.FromInt(0),
},
}
errorCases["may not be 0 when `maxSurge` is 0"] = invalidRollingUpdateDeployment
// MaxUnavailable should not be more than 100%.
invalidMaxUnavailableDeployment := validDeployment()
invalidMaxUnavailableDeployment.Spec.Strategy = extensions.DeploymentStrategy{
Type: extensions.RollingUpdateDeploymentStrategyType,
RollingUpdate: &extensions.RollingUpdateDeployment{
MaxUnavailable: intstr.FromString("110%"),
},
}
errorCases["must not be greater than 100%"] = invalidMaxUnavailableDeployment
// Rollback.Revision must be non-negative
invalidRollbackRevisionDeployment := validDeployment()
invalidRollbackRevisionDeployment.Spec.RollbackTo.Revision = -3
errorCases["must be greater than or equal to 0"] = invalidRollbackRevisionDeployment
for k, v := range errorCases {
errs := ValidateDeployment(v)
if len(errs) == 0 {
t.Errorf("[%s] expected failure", k)
} else if !strings.Contains(errs[0].Error(), k) {
t.Errorf("unexpected error: %q, expected: %q", errs[0].Error(), k)
}
}
}
func validDeploymentRollback() *extensions.DeploymentRollback {
return &extensions.DeploymentRollback{
Name: "abc",
UpdatedAnnotations: map[string]string{
"created-by": "abc",
},
RollbackTo: extensions.RollbackConfig{
Revision: 1,
},
}
}
func TestValidateDeploymentRollback(t *testing.T) {
noAnnotation := validDeploymentRollback()
noAnnotation.UpdatedAnnotations = nil
successCases := []*extensions.DeploymentRollback{
validDeploymentRollback(),
noAnnotation,
}
for _, successCase := range successCases {
if errs := ValidateDeploymentRollback(successCase); len(errs) != 0 {
t.Errorf("expected success: %v", errs)
}
}
errorCases := map[string]*extensions.DeploymentRollback{}
invalidNoName := validDeploymentRollback()
invalidNoName.Name = ""
errorCases["name: Required value"] = invalidNoName
for k, v := range errorCases {
errs := ValidateDeploymentRollback(v)
if len(errs) == 0 {
t.Errorf("[%s] expected failure", k)
} else if !strings.Contains(errs[0].Error(), k) {
t.Errorf("unexpected error: %q, expected: %q", errs[0].Error(), k)
}
}
}
type ingressRules map[string]string
func TestValidateIngress(t *testing.T) {
defaultBackend := extensions.IngressBackend{
ServiceName: "default-backend",
ServicePort: intstr.FromInt(80),
}
newValid := func() extensions.Ingress {
return extensions.Ingress{
ObjectMeta: api.ObjectMeta{
Name: "foo",
Namespace: api.NamespaceDefault,
},
Spec: extensions.IngressSpec{
Backend: &extensions.IngressBackend{
ServiceName: "default-backend",
ServicePort: intstr.FromInt(80),
},
Rules: []extensions.IngressRule{
{
Host: "foo.bar.com",
IngressRuleValue: extensions.IngressRuleValue{
HTTP: &extensions.HTTPIngressRuleValue{
Paths: []extensions.HTTPIngressPath{
{
Path: "/foo",
Backend: defaultBackend,
},
},
},
},
},
},
},
Status: extensions.IngressStatus{
LoadBalancer: api.LoadBalancerStatus{
Ingress: []api.LoadBalancerIngress{
{IP: "127.0.0.1"},
},
},
},
}
}
servicelessBackend := newValid()
servicelessBackend.Spec.Backend.ServiceName = ""
invalidNameBackend := newValid()
invalidNameBackend.Spec.Backend.ServiceName = "defaultBackend"
noPortBackend := newValid()
noPortBackend.Spec.Backend = &extensions.IngressBackend{ServiceName: defaultBackend.ServiceName}
noForwardSlashPath := newValid()
noForwardSlashPath.Spec.Rules[0].IngressRuleValue.HTTP.Paths = []extensions.HTTPIngressPath{
{
Path: "invalid",
Backend: defaultBackend,
},
}
noPaths := newValid()
noPaths.Spec.Rules[0].IngressRuleValue.HTTP.Paths = []extensions.HTTPIngressPath{}
badHost := newValid()
badHost.Spec.Rules[0].Host = "foobar:80"
badRegexPath := newValid()
badPathExpr := "/invalid["
badRegexPath.Spec.Rules[0].IngressRuleValue.HTTP.Paths = []extensions.HTTPIngressPath{
{
Path: badPathExpr,
Backend: defaultBackend,
},
}
badPathErr := fmt.Sprintf("spec.rules[0].http.paths[0].path: Invalid value: '%v'", badPathExpr)
hostIP := "127.0.0.1"
badHostIP := newValid()
badHostIP.Spec.Rules[0].Host = hostIP
badHostIPErr := fmt.Sprintf("spec.rules[0].host: Invalid value: '%v'", hostIP)
errorCases := map[string]extensions.Ingress{
"spec.backend.serviceName: Required value": servicelessBackend,
"spec.backend.serviceName: Invalid value": invalidNameBackend,
"spec.backend.servicePort: Invalid value": noPortBackend,
"spec.rules[0].host: Invalid value": badHost,
"spec.rules[0].http.paths: Required value": noPaths,
"spec.rules[0].http.paths[0].path: Invalid value": noForwardSlashPath,
}
errorCases[badPathErr] = badRegexPath
errorCases[badHostIPErr] = badHostIP
for k, v := range errorCases {
errs := ValidateIngress(&v)
if len(errs) == 0 {
t.Errorf("expected failure for %q", k)
} else {
s := strings.Split(k, ":")
err := errs[0]
if err.Field != s[0] || !strings.Contains(err.Error(), s[1]) {
t.Errorf("unexpected error: %q, expected: %q", err, k)
}
}
}
}
func TestValidateIngressStatusUpdate(t *testing.T) {
defaultBackend := extensions.IngressBackend{
ServiceName: "default-backend",
ServicePort: intstr.FromInt(80),
}
newValid := func() extensions.Ingress {
return extensions.Ingress{
ObjectMeta: api.ObjectMeta{
Name: "foo",
Namespace: api.NamespaceDefault,
ResourceVersion: "9",
},
Spec: extensions.IngressSpec{
Backend: &extensions.IngressBackend{
ServiceName: "default-backend",
ServicePort: intstr.FromInt(80),
},
Rules: []extensions.IngressRule{
{
Host: "foo.bar.com",
IngressRuleValue: extensions.IngressRuleValue{
HTTP: &extensions.HTTPIngressRuleValue{
Paths: []extensions.HTTPIngressPath{
{
Path: "/foo",
Backend: defaultBackend,
},
},
},
},
},
},
},
Status: extensions.IngressStatus{
LoadBalancer: api.LoadBalancerStatus{
Ingress: []api.LoadBalancerIngress{
{IP: "127.0.0.1", Hostname: "foo.bar.com"},
},
},
},
}
}
oldValue := newValid()
newValue := newValid()
newValue.Status = extensions.IngressStatus{
LoadBalancer: api.LoadBalancerStatus{
Ingress: []api.LoadBalancerIngress{
{IP: "127.0.0.2", Hostname: "foo.com"},
},
},
}
invalidIP := newValid()
invalidIP.Status = extensions.IngressStatus{
LoadBalancer: api.LoadBalancerStatus{
Ingress: []api.LoadBalancerIngress{
{IP: "abcd", Hostname: "foo.com"},
},
},
}
invalidHostname := newValid()
invalidHostname.Status = extensions.IngressStatus{
LoadBalancer: api.LoadBalancerStatus{
Ingress: []api.LoadBalancerIngress{
{IP: "127.0.0.1", Hostname: "127.0.0.1"},
},
},
}
errs := ValidateIngressStatusUpdate(&newValue, &oldValue)
if len(errs) != 0 {
t.Errorf("Unexpected error %v", errs)
}
errorCases := map[string]extensions.Ingress{
"status.loadBalancer.ingress[0].ip: Invalid value": invalidIP,
"status.loadBalancer.ingress[0].hostname: Invalid value": invalidHostname,
}
for k, v := range errorCases {
errs := ValidateIngressStatusUpdate(&v, &oldValue)
if len(errs) == 0 {
t.Errorf("expected failure for %s", k)
} else {
s := strings.Split(k, ":")
err := errs[0]
if err.Field != s[0] || !strings.Contains(err.Error(), s[1]) {
t.Errorf("unexpected error: %q, expected: %q", err, k)
}
}
}
}
func TestValidateScale(t *testing.T) {
successCases := []extensions.Scale{
{
ObjectMeta: api.ObjectMeta{
Name: "frontend",
Namespace: api.NamespaceDefault,
},
Spec: extensions.ScaleSpec{
Replicas: 1,
},
},
{
ObjectMeta: api.ObjectMeta{
Name: "frontend",
Namespace: api.NamespaceDefault,
},
Spec: extensions.ScaleSpec{
Replicas: 10,
},
},
{
ObjectMeta: api.ObjectMeta{
Name: "frontend",
Namespace: api.NamespaceDefault,
},
Spec: extensions.ScaleSpec{
Replicas: 0,
},
},
}
for _, successCase := range successCases {
if errs := ValidateScale(&successCase); len(errs) != 0 {
t.Errorf("expected success: %v", errs)
}
}
errorCases := []struct {
scale extensions.Scale
msg string
}{
{
scale: extensions.Scale{
ObjectMeta: api.ObjectMeta{
Name: "frontend",
Namespace: api.NamespaceDefault,
},
Spec: extensions.ScaleSpec{
Replicas: -1,
},
},
msg: "must be greater than or equal to 0",
},
}
for _, c := range errorCases {
if errs := ValidateScale(&c.scale); len(errs) == 0 {
t.Errorf("expected failure for %s", c.msg)
} else if !strings.Contains(errs[0].Error(), c.msg) {
t.Errorf("unexpected error: %v, expected: %s", errs[0], c.msg)
}
}
}
func TestValidateReplicaSetStatusUpdate(t *testing.T) {
validLabels := map[string]string{"a": "b"}
validPodTemplate := api.PodTemplate{
Template: api.PodTemplateSpec{
ObjectMeta: api.ObjectMeta{
Labels: validLabels,
},
Spec: api.PodSpec{
RestartPolicy: api.RestartPolicyAlways,
DNSPolicy: api.DNSClusterFirst,
Containers: []api.Container{{Name: "abc", Image: "image", ImagePullPolicy: "IfNotPresent"}},
},
},
}
type rcUpdateTest struct {
old extensions.ReplicaSet
update extensions.ReplicaSet
}
successCases := []rcUpdateTest{
{
old: extensions.ReplicaSet{
ObjectMeta: api.ObjectMeta{Name: "abc", Namespace: api.NamespaceDefault},
Spec: extensions.ReplicaSetSpec{
Selector: &unversioned.LabelSelector{MatchLabels: validLabels},
Template: validPodTemplate.Template,
},
Status: extensions.ReplicaSetStatus{
Replicas: 2,
},
},
update: extensions.ReplicaSet{
ObjectMeta: api.ObjectMeta{Name: "abc", Namespace: api.NamespaceDefault},
Spec: extensions.ReplicaSetSpec{
Replicas: 3,
Selector: &unversioned.LabelSelector{MatchLabels: validLabels},
Template: validPodTemplate.Template,
},
Status: extensions.ReplicaSetStatus{
Replicas: 4,
},
},
},
}
for _, successCase := range successCases {
successCase.old.ObjectMeta.ResourceVersion = "1"
successCase.update.ObjectMeta.ResourceVersion = "1"
if errs := ValidateReplicaSetStatusUpdate(&successCase.update, &successCase.old); len(errs) != 0 {
t.Errorf("expected success: %v", errs)
}
}
errorCases := map[string]rcUpdateTest{
"negative replicas": {
old: extensions.ReplicaSet{
ObjectMeta: api.ObjectMeta{Name: "", Namespace: api.NamespaceDefault},
Spec: extensions.ReplicaSetSpec{
Selector: &unversioned.LabelSelector{MatchLabels: validLabels},
Template: validPodTemplate.Template,
},
Status: extensions.ReplicaSetStatus{
Replicas: 3,
},
},
update: extensions.ReplicaSet{
ObjectMeta: api.ObjectMeta{Name: "abc", Namespace: api.NamespaceDefault},
Spec: extensions.ReplicaSetSpec{
Replicas: 2,
Selector: &unversioned.LabelSelector{MatchLabels: validLabels},
Template: validPodTemplate.Template,
},
Status: extensions.ReplicaSetStatus{
Replicas: -3,
},
},
},
}
for testName, errorCase := range errorCases {
if errs := ValidateReplicaSetStatusUpdate(&errorCase.update, &errorCase.old); len(errs) == 0 {
t.Errorf("expected failure: %s", testName)
}
}
}
func TestValidateReplicaSetUpdate(t *testing.T) {
validLabels := map[string]string{"a": "b"}
validPodTemplate := api.PodTemplate{
Template: api.PodTemplateSpec{
ObjectMeta: api.ObjectMeta{
Labels: validLabels,
},
Spec: api.PodSpec{
RestartPolicy: api.RestartPolicyAlways,
DNSPolicy: api.DNSClusterFirst,
Containers: []api.Container{{Name: "abc", Image: "image", ImagePullPolicy: "IfNotPresent"}},
},
},
}
readWriteVolumePodTemplate := api.PodTemplate{
Template: api.PodTemplateSpec{
ObjectMeta: api.ObjectMeta{
Labels: validLabels,
},
Spec: api.PodSpec{
RestartPolicy: api.RestartPolicyAlways,
DNSPolicy: api.DNSClusterFirst,
Containers: []api.Container{{Name: "abc", Image: "image", ImagePullPolicy: "IfNotPresent"}},
Volumes: []api.Volume{{Name: "gcepd", VolumeSource: api.VolumeSource{GCEPersistentDisk: &api.GCEPersistentDiskVolumeSource{PDName: "my-PD", FSType: "ext4", Partition: 1, ReadOnly: false}}}},
},
},
}
invalidLabels := map[string]string{"NoUppercaseOrSpecialCharsLike=Equals": "b"}
invalidPodTemplate := api.PodTemplate{
Template: api.PodTemplateSpec{
Spec: api.PodSpec{
RestartPolicy: api.RestartPolicyAlways,
DNSPolicy: api.DNSClusterFirst,
},
ObjectMeta: api.ObjectMeta{
Labels: invalidLabels,
},
},
}
type rcUpdateTest struct {
old extensions.ReplicaSet
update extensions.ReplicaSet
}
successCases := []rcUpdateTest{
{
old: extensions.ReplicaSet{
ObjectMeta: api.ObjectMeta{Name: "abc", Namespace: api.NamespaceDefault},
Spec: extensions.ReplicaSetSpec{
Selector: &unversioned.LabelSelector{MatchLabels: validLabels},
Template: validPodTemplate.Template,
},
},
update: extensions.ReplicaSet{
ObjectMeta: api.ObjectMeta{Name: "abc", Namespace: api.NamespaceDefault},
Spec: extensions.ReplicaSetSpec{
Replicas: 3,
Selector: &unversioned.LabelSelector{MatchLabels: validLabels},
Template: validPodTemplate.Template,
},
},
},
{
old: extensions.ReplicaSet{
ObjectMeta: api.ObjectMeta{Name: "abc", Namespace: api.NamespaceDefault},
Spec: extensions.ReplicaSetSpec{
Selector: &unversioned.LabelSelector{MatchLabels: validLabels},
Template: validPodTemplate.Template,
},
},
update: extensions.ReplicaSet{
ObjectMeta: api.ObjectMeta{Name: "abc", Namespace: api.NamespaceDefault},
Spec: extensions.ReplicaSetSpec{
Replicas: 1,
Selector: &unversioned.LabelSelector{MatchLabels: validLabels},
Template: readWriteVolumePodTemplate.Template,
},
},
},
}
for _, successCase := range successCases {
successCase.old.ObjectMeta.ResourceVersion = "1"
successCase.update.ObjectMeta.ResourceVersion = "1"
if errs := ValidateReplicaSetUpdate(&successCase.update, &successCase.old); len(errs) != 0 {
t.Errorf("expected success: %v", errs)
}
}
errorCases := map[string]rcUpdateTest{
"more than one read/write": {
old: extensions.ReplicaSet{
ObjectMeta: api.ObjectMeta{Name: "", Namespace: api.NamespaceDefault},
Spec: extensions.ReplicaSetSpec{
Selector: &unversioned.LabelSelector{MatchLabels: validLabels},
Template: validPodTemplate.Template,
},
},
update: extensions.ReplicaSet{
ObjectMeta: api.ObjectMeta{Name: "abc", Namespace: api.NamespaceDefault},
Spec: extensions.ReplicaSetSpec{
Replicas: 2,
Selector: &unversioned.LabelSelector{MatchLabels: validLabels},
Template: readWriteVolumePodTemplate.Template,
},
},
},
"invalid selector": {
old: extensions.ReplicaSet{
ObjectMeta: api.ObjectMeta{Name: "", Namespace: api.NamespaceDefault},
Spec: extensions.ReplicaSetSpec{
Selector: &unversioned.LabelSelector{MatchLabels: validLabels},
Template: validPodTemplate.Template,
},
},
update: extensions.ReplicaSet{
ObjectMeta: api.ObjectMeta{Name: "abc", Namespace: api.NamespaceDefault},
Spec: extensions.ReplicaSetSpec{
Replicas: 2,
Selector: &unversioned.LabelSelector{MatchLabels: invalidLabels},
Template: validPodTemplate.Template,
},
},
},
"invalid pod": {
old: extensions.ReplicaSet{
ObjectMeta: api.ObjectMeta{Name: "", Namespace: api.NamespaceDefault},
Spec: extensions.ReplicaSetSpec{
Selector: &unversioned.LabelSelector{MatchLabels: validLabels},
Template: validPodTemplate.Template,
},
},
update: extensions.ReplicaSet{
ObjectMeta: api.ObjectMeta{Name: "abc", Namespace: api.NamespaceDefault},
Spec: extensions.ReplicaSetSpec{
Replicas: 2,
Selector: &unversioned.LabelSelector{MatchLabels: validLabels},
Template: invalidPodTemplate.Template,
},
},
},
"negative replicas": {
old: extensions.ReplicaSet{
ObjectMeta: api.ObjectMeta{Name: "abc", Namespace: api.NamespaceDefault},
Spec: extensions.ReplicaSetSpec{
Selector: &unversioned.LabelSelector{MatchLabels: validLabels},
Template: validPodTemplate.Template,
},
},
update: extensions.ReplicaSet{
ObjectMeta: api.ObjectMeta{Name: "abc", Namespace: api.NamespaceDefault},
Spec: extensions.ReplicaSetSpec{
Replicas: -1,
Selector: &unversioned.LabelSelector{MatchLabels: validLabels},
Template: validPodTemplate.Template,
},
},
},
}
for testName, errorCase := range errorCases {
if errs := ValidateReplicaSetUpdate(&errorCase.update, &errorCase.old); len(errs) == 0 {
t.Errorf("expected failure: %s", testName)
}
}
}
func TestValidateReplicaSet(t *testing.T) {
validLabels := map[string]string{"a": "b"}
validPodTemplate := api.PodTemplate{
Template: api.PodTemplateSpec{
ObjectMeta: api.ObjectMeta{
Labels: validLabels,
},
Spec: api.PodSpec{
RestartPolicy: api.RestartPolicyAlways,
DNSPolicy: api.DNSClusterFirst,
Containers: []api.Container{{Name: "abc", Image: "image", ImagePullPolicy: "IfNotPresent"}},
},
},
}
readWriteVolumePodTemplate := api.PodTemplate{
Template: api.PodTemplateSpec{
ObjectMeta: api.ObjectMeta{
Labels: validLabels,
},
Spec: api.PodSpec{
Volumes: []api.Volume{{Name: "gcepd", VolumeSource: api.VolumeSource{GCEPersistentDisk: &api.GCEPersistentDiskVolumeSource{PDName: "my-PD", FSType: "ext4", Partition: 1, ReadOnly: false}}}},
RestartPolicy: api.RestartPolicyAlways,
DNSPolicy: api.DNSClusterFirst,
Containers: []api.Container{{Name: "abc", Image: "image", ImagePullPolicy: "IfNotPresent"}},
},
},
}
invalidLabels := map[string]string{"NoUppercaseOrSpecialCharsLike=Equals": "b"}
invalidPodTemplate := api.PodTemplate{
Template: api.PodTemplateSpec{
Spec: api.PodSpec{
RestartPolicy: api.RestartPolicyAlways,
DNSPolicy: api.DNSClusterFirst,
},
ObjectMeta: api.ObjectMeta{
Labels: invalidLabels,
},
},
}
successCases := []extensions.ReplicaSet{
{
ObjectMeta: api.ObjectMeta{Name: "abc", Namespace: api.NamespaceDefault},
Spec: extensions.ReplicaSetSpec{
Selector: &unversioned.LabelSelector{MatchLabels: validLabels},
Template: validPodTemplate.Template,
},
},
{
ObjectMeta: api.ObjectMeta{Name: "abc-123", Namespace: api.NamespaceDefault},
Spec: extensions.ReplicaSetSpec{
Selector: &unversioned.LabelSelector{MatchLabels: validLabels},
Template: validPodTemplate.Template,
},
},
{
ObjectMeta: api.ObjectMeta{Name: "abc-123", Namespace: api.NamespaceDefault},
Spec: extensions.ReplicaSetSpec{
Replicas: 1,
Selector: &unversioned.LabelSelector{MatchLabels: validLabels},
Template: readWriteVolumePodTemplate.Template,
},
},
}
for _, successCase := range successCases {
if errs := ValidateReplicaSet(&successCase); len(errs) != 0 {
t.Errorf("expected success: %v", errs)
}
}
errorCases := map[string]extensions.ReplicaSet{
"zero-length ID": {
ObjectMeta: api.ObjectMeta{Name: "", Namespace: api.NamespaceDefault},
Spec: extensions.ReplicaSetSpec{
Selector: &unversioned.LabelSelector{MatchLabels: validLabels},
Template: validPodTemplate.Template,
},
},
"missing-namespace": {
ObjectMeta: api.ObjectMeta{Name: "abc-123"},
Spec: extensions.ReplicaSetSpec{
Selector: &unversioned.LabelSelector{MatchLabels: validLabels},
Template: validPodTemplate.Template,
},
},
"empty selector": {
ObjectMeta: api.ObjectMeta{Name: "abc", Namespace: api.NamespaceDefault},
Spec: extensions.ReplicaSetSpec{
Template: validPodTemplate.Template,
},
},
"selector_doesnt_match": {
ObjectMeta: api.ObjectMeta{Name: "abc", Namespace: api.NamespaceDefault},
Spec: extensions.ReplicaSetSpec{
Selector: &unversioned.LabelSelector{MatchLabels: map[string]string{"foo": "bar"}},
Template: validPodTemplate.Template,
},
},
"invalid manifest": {
ObjectMeta: api.ObjectMeta{Name: "abc", Namespace: api.NamespaceDefault},
Spec: extensions.ReplicaSetSpec{
Selector: &unversioned.LabelSelector{MatchLabels: validLabels},
},
},
"read-write persistent disk with > 1 pod": {
ObjectMeta: api.ObjectMeta{Name: "abc"},
Spec: extensions.ReplicaSetSpec{
Replicas: 2,
Selector: &unversioned.LabelSelector{MatchLabels: validLabels},
Template: readWriteVolumePodTemplate.Template,
},
},
"negative_replicas": {
ObjectMeta: api.ObjectMeta{Name: "abc", Namespace: api.NamespaceDefault},
Spec: extensions.ReplicaSetSpec{
Replicas: -1,
Selector: &unversioned.LabelSelector{MatchLabels: validLabels},
},
},
"invalid_label": {
ObjectMeta: api.ObjectMeta{
Name: "abc-123",
Namespace: api.NamespaceDefault,
Labels: map[string]string{
"NoUppercaseOrSpecialCharsLike=Equals": "bar",
},
},
Spec: extensions.ReplicaSetSpec{
Selector: &unversioned.LabelSelector{MatchLabels: validLabels},
Template: validPodTemplate.Template,
},
},
"invalid_label 2": {
ObjectMeta: api.ObjectMeta{
Name: "abc-123",
Namespace: api.NamespaceDefault,
Labels: map[string]string{
"NoUppercaseOrSpecialCharsLike=Equals": "bar",
},
},
Spec: extensions.ReplicaSetSpec{
Template: invalidPodTemplate.Template,
},
},
"invalid_annotation": {
ObjectMeta: api.ObjectMeta{
Name: "abc-123",
Namespace: api.NamespaceDefault,
Annotations: map[string]string{
"NoUppercaseOrSpecialCharsLike=Equals": "bar",
},
},
Spec: extensions.ReplicaSetSpec{
Selector: &unversioned.LabelSelector{MatchLabels: validLabels},
Template: validPodTemplate.Template,
},
},
"invalid restart policy 1": {
ObjectMeta: api.ObjectMeta{
Name: "abc-123",
Namespace: api.NamespaceDefault,
},
Spec: extensions.ReplicaSetSpec{
Selector: &unversioned.LabelSelector{MatchLabels: validLabels},
Template: api.PodTemplateSpec{
Spec: api.PodSpec{
RestartPolicy: api.RestartPolicyOnFailure,
DNSPolicy: api.DNSClusterFirst,
Containers: []api.Container{{Name: "ctr", Image: "image", ImagePullPolicy: "IfNotPresent"}},
},
ObjectMeta: api.ObjectMeta{
Labels: validLabels,
},
},
},
},
"invalid restart policy 2": {
ObjectMeta: api.ObjectMeta{
Name: "abc-123",
Namespace: api.NamespaceDefault,
},
Spec: extensions.ReplicaSetSpec{
Selector: &unversioned.LabelSelector{MatchLabels: validLabels},
Template: api.PodTemplateSpec{
Spec: api.PodSpec{
RestartPolicy: api.RestartPolicyNever,
DNSPolicy: api.DNSClusterFirst,
Containers: []api.Container{{Name: "ctr", Image: "image", ImagePullPolicy: "IfNotPresent"}},
},
ObjectMeta: api.ObjectMeta{
Labels: validLabels,
},
},
},
},
}
for k, v := range errorCases {
errs := ValidateReplicaSet(&v)
if len(errs) == 0 {
t.Errorf("expected failure for %s", k)
}
for i := range errs {
field := errs[i].Field
if !strings.HasPrefix(field, "spec.template.") &&
field != "metadata.name" &&
field != "metadata.namespace" &&
field != "spec.selector" &&
field != "spec.template" &&
field != "GCEPersistentDisk.ReadOnly" &&
field != "spec.replicas" &&
field != "spec.template.labels" &&
field != "metadata.annotations" &&
field != "metadata.labels" &&
field != "status.replicas" {
t.Errorf("%s: missing prefix for: %v", k, errs[i])
}
}
}
}
func newInt32(val int32) *int32 {
p := new(int32)
*p = val
return p
}
func TestValidatePodSecurityPolicy(t *testing.T) {
validSCC := func() *extensions.PodSecurityPolicy {
return &extensions.PodSecurityPolicy{
ObjectMeta: api.ObjectMeta{Name: "foo"},
Spec: extensions.PodSecurityPolicySpec{
SELinux: extensions.SELinuxStrategyOptions{
Rule: extensions.SELinuxStrategyRunAsAny,
},
RunAsUser: extensions.RunAsUserStrategyOptions{
Rule: extensions.RunAsUserStrategyRunAsAny,
},
},
}
}
noUserOptions := validSCC()
noUserOptions.Spec.RunAsUser.Rule = ""
noSELinuxOptions := validSCC()
noSELinuxOptions.Spec.SELinux.Rule = ""
invalidUserStratRule := validSCC()
invalidUserStratRule.Spec.RunAsUser.Rule = "invalid"
invalidSELinuxStratRule := validSCC()
invalidSELinuxStratRule.Spec.SELinux.Rule = "invalid"
missingObjectMetaName := validSCC()
missingObjectMetaName.ObjectMeta.Name = ""
invalidRangeMinGreaterThanMax := validSCC()
invalidRangeMinGreaterThanMax.Spec.RunAsUser.Ranges = []extensions.IDRange{
{Min: 2, Max: 1},
}
invalidRangeNegativeMin := validSCC()
invalidRangeNegativeMin.Spec.RunAsUser.Ranges = []extensions.IDRange{
{Min: -1, Max: 10},
}
invalidRangeNegativeMax := validSCC()
invalidRangeNegativeMax.Spec.RunAsUser.Ranges = []extensions.IDRange{
{Min: 1, Max: -10},
}
errorCases := map[string]struct {
scc *extensions.PodSecurityPolicy
errorDetail string
}{
"no user options": {
scc: noUserOptions,
errorDetail: "supported values: MustRunAs, MustRunAsNonRoot, RunAsAny",
},
"no selinux options": {
scc: noSELinuxOptions,
errorDetail: "supported values: MustRunAs, RunAsAny",
},
"invalid user strategy rule": {
scc: invalidUserStratRule,
errorDetail: "supported values: MustRunAs, MustRunAsNonRoot, RunAsAny",
},
"invalid selinux strategy rule": {
scc: invalidSELinuxStratRule,
errorDetail: "supported values: MustRunAs, RunAsAny",
},
"missing object meta name": {
scc: missingObjectMetaName,
errorDetail: "name or generateName is required",
},
"invalid range min greater than max": {
scc: invalidRangeMinGreaterThanMax,
errorDetail: "min cannot be greater than max",
},
"invalid range negative min": {
scc: invalidRangeNegativeMin,
errorDetail: "min cannot be negative",
},
"invalid range negative max": {
scc: invalidRangeNegativeMax,
errorDetail: "max cannot be negative",
},
}
for k, v := range errorCases {
if errs := ValidatePodSecurityPolicy(v.scc); len(errs) == 0 || errs[0].Detail != v.errorDetail {
t.Errorf("Expected error with detail %s for %s, got %v", v.errorDetail, k, errs[0].Detail)
}
}
mustRunAs := validSCC()
mustRunAs.Spec.RunAsUser.Rule = extensions.RunAsUserStrategyMustRunAs
mustRunAs.Spec.RunAsUser.Ranges = []extensions.IDRange{
{
Min: 1,
Max: 1,
},
}
mustRunAs.Spec.SELinux.Rule = extensions.SELinuxStrategyMustRunAs
runAsNonRoot := validSCC()
runAsNonRoot.Spec.RunAsUser.Rule = extensions.RunAsUserStrategyMustRunAsNonRoot
successCases := map[string]struct {
scc *extensions.PodSecurityPolicy
}{
"must run as": {
scc: mustRunAs,
},
"run as any": {
scc: validSCC(),
},
"run as non-root (user only)": {
scc: runAsNonRoot,
},
}
for k, v := range successCases {
if errs := ValidatePodSecurityPolicy(v.scc); len(errs) != 0 {
t.Errorf("Expected success for %s, got %v", k, errs)
}
}
}
func newBool(val bool) *bool {
p := new(bool)
*p = val
return p
}