
The functions would default values added after v1.0, so that kubelet wouldn't fail at comparing the mirror pods against their associated static pods. This code would need to be maintained if we ever change the default value in Pod until we drop support for v1.0 nodes.
229 lines
4.4 KiB
Go
229 lines
4.4 KiB
Go
/*
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Copyright 2015 The Kubernetes Authors All rights reserved.
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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 v1_test
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import (
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"testing"
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"k8s.io/kubernetes/pkg/api"
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"k8s.io/kubernetes/pkg/api/testing/compat"
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"k8s.io/kubernetes/pkg/api/validation"
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"k8s.io/kubernetes/pkg/runtime"
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"k8s.io/kubernetes/pkg/util/fielderrors"
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)
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func TestCompatibility_v1_PodSecurityContext(t *testing.T) {
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cases := []struct {
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name string
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input string
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expectedKeys map[string]string
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absentKeys []string
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}{
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{
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name: "hostNetwork = true",
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input: `
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{
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"kind":"Pod",
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"apiVersion":"v1",
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"metadata":{"name":"my-pod-name", "namespace":"my-pod-namespace"},
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"spec": {
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"hostNetwork": true,
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"containers":[{
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"name":"a",
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"image":"my-container-image"
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}]
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}
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}
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`,
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expectedKeys: map[string]string{
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"spec.hostNetwork": "true",
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},
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},
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{
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name: "hostNetwork = false",
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input: `
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{
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"kind":"Pod",
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"apiVersion":"v1",
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"metadata":{"name":"my-pod-name", "namespace":"my-pod-namespace"},
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"spec": {
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"hostNetwork": false,
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"containers":[{
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"name":"a",
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"image":"my-container-image"
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}]
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}
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}
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`,
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absentKeys: []string{
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"spec.hostNetwork",
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},
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},
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{
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name: "hostIPC = true",
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input: `
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{
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"kind":"Pod",
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"apiVersion":"v1",
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"metadata":{"name":"my-pod-name", "namespace":"my-pod-namespace"},
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"spec": {
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"hostIPC": true,
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"containers":[{
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"name":"a",
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"image":"my-container-image"
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}]
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}
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}
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`,
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expectedKeys: map[string]string{
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"spec.hostIPC": "true",
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},
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},
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{
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name: "hostIPC = false",
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input: `
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{
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"kind":"Pod",
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"apiVersion":"v1",
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"metadata":{"name":"my-pod-name", "namespace":"my-pod-namespace"},
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"spec": {
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"hostIPC": false,
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"containers":[{
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"name":"a",
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"image":"my-container-image"
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}]
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}
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}
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`,
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absentKeys: []string{
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"spec.hostIPC",
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},
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},
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{
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name: "hostPID = true",
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input: `
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{
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"kind":"Pod",
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"apiVersion":"v1",
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"metadata":{"name":"my-pod-name", "namespace":"my-pod-namespace"},
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"spec": {
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"hostPID": true,
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"containers":[{
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"name":"a",
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"image":"my-container-image"
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}]
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}
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}
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`,
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expectedKeys: map[string]string{
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"spec.hostPID": "true",
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},
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},
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{
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name: "hostPID = false",
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input: `
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{
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"kind":"Pod",
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"apiVersion":"v1",
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"metadata":{"name":"my-pod-name", "namespace":"my-pod-namespace"},
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"spec": {
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"hostPID": false,
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"containers":[{
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"name":"a",
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"image":"my-container-image"
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}]
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}
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}
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`,
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absentKeys: []string{
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"spec.hostPID",
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},
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},
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{
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name: "reseting defaults for pre-v1.1 mirror pods",
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input: `
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{
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"kind":"Pod",
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"apiVersion":"v1",
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"metadata":{
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"name":"my-pod-name",
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"namespace":"my-pod-namespace",
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"annotations": {
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"kubernetes.io/config.mirror": "mirror"
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}
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},
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"spec": {
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"containers":[{
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"name":"a",
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"image":"my-container-image",
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"resources": {
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"limits": {
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"cpu": "100m"
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}
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}
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}]
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}
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}
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`,
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absentKeys: []string{
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"spec.terminationGracePeriodSeconds",
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"spec.containers[0].resources.requests",
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},
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},
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{
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name: "preserving defaults for v1.1+ mirror pods",
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input: `
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{
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"kind":"Pod",
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"apiVersion":"v1",
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"metadata":{
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"name":"my-pod-name",
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"namespace":"my-pod-namespace",
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"annotations": {
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"kubernetes.io/config.mirror": "cbe924f710c7e26f7693d6a341bcfad0"
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}
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},
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"spec": {
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"containers":[{
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"name":"a",
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"image":"my-container-image",
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"resources": {
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"limits": {
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"cpu": "100m"
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}
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}
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}]
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}
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}
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`,
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expectedKeys: map[string]string{
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"spec.terminationGracePeriodSeconds": "30",
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"spec.containers[0].resources.requests": "map[cpu:100m]",
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},
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},
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}
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validator := func(obj runtime.Object) fielderrors.ValidationErrorList {
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return validation.ValidatePodSpec(&(obj.(*api.Pod).Spec))
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}
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for _, tc := range cases {
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t.Logf("Testing 1.0.0 backward compatibility for %v", tc.name)
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compat.TestCompatibility(t, "v1", []byte(tc.input), validator, tc.expectedKeys, tc.absentKeys)
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}
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}
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