mirror of
https://github.com/k3s-io/kubernetes.git
synced 2025-07-28 22:17:14 +00:00
Merge pull request #92717 from deads2k/condition-helpers-00
add helpers for managing conditions
This commit is contained in:
Kubernetes Prow Robot
GitHub
commit
a9ce8c4fed
@ -9,6 +9,7 @@ load(
|
||||
go_test(
|
||||
name = "go_default_test",
|
||||
srcs = [
|
||||
"conditions_test.go",
|
||||
"meta_test.go",
|
||||
"multirestmapper_test.go",
|
||||
"priority_test.go",
|
||||
@ -27,6 +28,7 @@ go_test(
|
||||
go_library(
|
||||
name = "go_default_library",
|
||||
srcs = [
|
||||
"conditions.go",
|
||||
"doc.go",
|
||||
"errors.go",
|
||||
"firsthit_restmapper.go",
|
||||
|
||||
101
staging/src/k8s.io/apimachinery/pkg/api/meta/conditions.go
Normal file
101
staging/src/k8s.io/apimachinery/pkg/api/meta/conditions.go
Normal file
@ -0,0 +1,101 @@
|
||||
/*
|
||||
Copyright 2020 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 meta
|
||||
|
||||
import (
|
||||
"time"
|
||||
|
||||
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
|
||||
)
|
||||
|
||||
// SetStatusCondition sets the corresponding condition in conditions to newCondition.
|
||||
// conditions must be non-nil.
|
||||
// 1. if the condition of the specified type already exists (all fields of the existing condition are updated to
|
||||
// newCondition, LastTransitionTime is set to now if the new status differs from the old status)
|
||||
// 2. if a condition of the specified type does not exist (LastTransitionTime is set to now() if unset, and newCondition is appended)
|
||||
func SetStatusCondition(conditions *[]metav1.Condition, newCondition metav1.Condition) {
|
||||
if conditions == nil {
|
||||
return
|
||||
}
|
||||
existingCondition := FindStatusCondition(*conditions, newCondition.Type)
|
||||
if existingCondition == nil {
|
||||
if newCondition.LastTransitionTime.IsZero() {
|
||||
newCondition.LastTransitionTime = metav1.NewTime(time.Now())
|
||||
}
|
||||
*conditions = append(*conditions, newCondition)
|
||||
return
|
||||
}
|
||||
|
||||
if existingCondition.Status != newCondition.Status {
|
||||
existingCondition.Status = newCondition.Status
|
||||
if !newCondition.LastTransitionTime.IsZero() {
|
||||
existingCondition.LastTransitionTime = newCondition.LastTransitionTime
|
||||
} else {
|
||||
existingCondition.LastTransitionTime = metav1.NewTime(time.Now())
|
||||
}
|
||||
}
|
||||
|
||||
existingCondition.Reason = newCondition.Reason
|
||||
existingCondition.Message = newCondition.Message
|
||||
}
|
||||
|
||||
// RemoveStatusCondition removes the corresponding conditionType from conditions.
|
||||
// conditions must be non-nil.
|
||||
func RemoveStatusCondition(conditions *[]metav1.Condition, conditionType string) {
|
||||
if conditions == nil {
|
||||
return
|
||||
}
|
||||
newConditions := make([]metav1.Condition, 0, len(*conditions)-1)
|
||||
for _, condition := range *conditions {
|
||||
if condition.Type != conditionType {
|
||||
newConditions = append(newConditions, condition)
|
||||
}
|
||||
}
|
||||
|
||||
*conditions = newConditions
|
||||
}
|
||||
|
||||
// FindStatusCondition finds the conditionType in conditions.
|
||||
func FindStatusCondition(conditions []metav1.Condition, conditionType string) *metav1.Condition {
|
||||
for i := range conditions {
|
||||
if conditions[i].Type == conditionType {
|
||||
return &conditions[i]
|
||||
}
|
||||
}
|
||||
|
||||
return nil
|
||||
}
|
||||
|
||||
// IsStatusConditionTrue returns true when the conditionType is present and set to `metav1.ConditionTrue`
|
||||
func IsStatusConditionTrue(conditions []metav1.Condition, conditionType string) bool {
|
||||
return IsStatusConditionPresentAndEqual(conditions, conditionType, metav1.ConditionTrue)
|
||||
}
|
||||
|
||||
// IsStatusConditionFalse returns true when the conditionType is present and set to `metav1.ConditionFalse`
|
||||
func IsStatusConditionFalse(conditions []metav1.Condition, conditionType string) bool {
|
||||
return IsStatusConditionPresentAndEqual(conditions, conditionType, metav1.ConditionFalse)
|
||||
}
|
||||
|
||||
// IsStatusConditionPresentAndEqual returns true when conditionType is present and equal to status.
|
||||
func IsStatusConditionPresentAndEqual(conditions []metav1.Condition, conditionType string, status metav1.ConditionStatus) bool {
|
||||
for _, condition := range conditions {
|
||||
if condition.Type == conditionType {
|
||||
return condition.Status == status
|
||||
}
|
||||
}
|
||||
return false
|
||||
}
|
||||
218
staging/src/k8s.io/apimachinery/pkg/api/meta/conditions_test.go
Normal file
218
staging/src/k8s.io/apimachinery/pkg/api/meta/conditions_test.go
Normal file
@ -0,0 +1,218 @@
|
||||
/*
|
||||
Copyright 2020 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 meta
|
||||
|
||||
import (
|
||||
"reflect"
|
||||
"testing"
|
||||
"time"
|
||||
|
||||
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
|
||||
)
|
||||
|
||||
func TestSetStatusCondition(t *testing.T) {
|
||||
oneHourBefore := time.Now().Add(-1 * time.Hour)
|
||||
oneHourAfter := time.Now().Add(1 * time.Hour)
|
||||
|
||||
tests := []struct {
|
||||
name string
|
||||
conditions []metav1.Condition
|
||||
toAdd metav1.Condition
|
||||
expected []metav1.Condition
|
||||
}{
|
||||
{
|
||||
name: "should-add",
|
||||
conditions: []metav1.Condition{
|
||||
{Type: "first"},
|
||||
{Type: "third"},
|
||||
},
|
||||
toAdd: metav1.Condition{Type: "second", Status: metav1.ConditionTrue, LastTransitionTime: metav1.Time{Time: oneHourBefore}, Reason: "reason", Message: "message"},
|
||||
expected: []metav1.Condition{
|
||||
{Type: "first"},
|
||||
{Type: "third"},
|
||||
{Type: "second", Status: metav1.ConditionTrue, LastTransitionTime: metav1.Time{Time: oneHourBefore}, Reason: "reason", Message: "message"},
|
||||
},
|
||||
},
|
||||
{
|
||||
name: "use-supplied-time",
|
||||
conditions: []metav1.Condition{
|
||||
{Type: "first"},
|
||||
{Type: "second", Status: metav1.ConditionFalse},
|
||||
{Type: "third"},
|
||||
},
|
||||
toAdd: metav1.Condition{Type: "second", Status: metav1.ConditionTrue, LastTransitionTime: metav1.Time{Time: oneHourBefore}, Reason: "reason", Message: "message"},
|
||||
expected: []metav1.Condition{
|
||||
{Type: "first"},
|
||||
{Type: "second", Status: metav1.ConditionTrue, LastTransitionTime: metav1.Time{Time: oneHourBefore}, Reason: "reason", Message: "message"},
|
||||
{Type: "third"},
|
||||
},
|
||||
},
|
||||
{
|
||||
name: "update-fields",
|
||||
conditions: []metav1.Condition{
|
||||
{Type: "first"},
|
||||
{Type: "second", Status: metav1.ConditionTrue, LastTransitionTime: metav1.Time{Time: oneHourBefore}},
|
||||
{Type: "third"},
|
||||
},
|
||||
toAdd: metav1.Condition{Type: "second", Status: metav1.ConditionTrue, LastTransitionTime: metav1.Time{Time: oneHourAfter}, Reason: "reason", Message: "message"},
|
||||
expected: []metav1.Condition{
|
||||
{Type: "first"},
|
||||
{Type: "second", Status: metav1.ConditionTrue, LastTransitionTime: metav1.Time{Time: oneHourBefore}, Reason: "reason", Message: "message"},
|
||||
{Type: "third"},
|
||||
},
|
||||
},
|
||||
}
|
||||
|
||||
for _, test := range tests {
|
||||
t.Run(test.name, func(t *testing.T) {
|
||||
SetStatusCondition(&test.conditions, test.toAdd)
|
||||
if !reflect.DeepEqual(test.conditions, test.expected) {
|
||||
t.Error(test.conditions)
|
||||
}
|
||||
})
|
||||
}
|
||||
}
|
||||
|
||||
func TestRemoveStatusCondition(t *testing.T) {
|
||||
tests := []struct {
|
||||
name string
|
||||
conditions []metav1.Condition
|
||||
conditionType string
|
||||
expected []metav1.Condition
|
||||
}{
|
||||
{
|
||||
name: "present",
|
||||
conditions: []metav1.Condition{
|
||||
{Type: "first"},
|
||||
{Type: "second"},
|
||||
{Type: "third"},
|
||||
},
|
||||
conditionType: "second",
|
||||
expected: []metav1.Condition{
|
||||
{Type: "first"},
|
||||
{Type: "third"},
|
||||
},
|
||||
},
|
||||
{
|
||||
name: "not-present",
|
||||
conditions: []metav1.Condition{
|
||||
{Type: "first"},
|
||||
{Type: "second"},
|
||||
{Type: "third"},
|
||||
},
|
||||
conditionType: "fourth",
|
||||
expected: []metav1.Condition{
|
||||
{Type: "first"},
|
||||
{Type: "second"},
|
||||
{Type: "third"},
|
||||
},
|
||||
},
|
||||
}
|
||||
|
||||
for _, test := range tests {
|
||||
t.Run(test.name, func(t *testing.T) {
|
||||
RemoveStatusCondition(&test.conditions, test.conditionType)
|
||||
if !reflect.DeepEqual(test.conditions, test.expected) {
|
||||
t.Error(test.conditions)
|
||||
}
|
||||
})
|
||||
}
|
||||
}
|
||||
|
||||
func TestFindStatusCondition(t *testing.T) {
|
||||
tests := []struct {
|
||||
name string
|
||||
conditions []metav1.Condition
|
||||
conditionType string
|
||||
expected *metav1.Condition
|
||||
}{
|
||||
{
|
||||
name: "not-present",
|
||||
conditions: []metav1.Condition{
|
||||
{Type: "first"},
|
||||
},
|
||||
conditionType: "second",
|
||||
expected: nil,
|
||||
},
|
||||
{
|
||||
name: "present",
|
||||
conditions: []metav1.Condition{
|
||||
{Type: "first"},
|
||||
{Type: "second"},
|
||||
},
|
||||
conditionType: "second",
|
||||
expected: &metav1.Condition{Type: "second"},
|
||||
},
|
||||
}
|
||||
|
||||
for _, test := range tests {
|
||||
t.Run(test.name, func(t *testing.T) {
|
||||
actual := FindStatusCondition(test.conditions, test.conditionType)
|
||||
if !reflect.DeepEqual(actual, test.expected) {
|
||||
t.Error(actual)
|
||||
}
|
||||
})
|
||||
}
|
||||
}
|
||||
|
||||
func TestIsStatusConditionPresentAndEqual(t *testing.T) {
|
||||
tests := []struct {
|
||||
name string
|
||||
conditions []metav1.Condition
|
||||
conditionType string
|
||||
conditionStatus metav1.ConditionStatus
|
||||
expected bool
|
||||
}{
|
||||
{
|
||||
name: "doesnt-match-true",
|
||||
conditions: []metav1.Condition{
|
||||
{Type: "first", Status: metav1.ConditionUnknown},
|
||||
},
|
||||
conditionType: "first",
|
||||
conditionStatus: metav1.ConditionTrue,
|
||||
expected: false,
|
||||
},
|
||||
{
|
||||
name: "does-match-true",
|
||||
conditions: []metav1.Condition{
|
||||
{Type: "first", Status: metav1.ConditionTrue},
|
||||
},
|
||||
conditionType: "first",
|
||||
conditionStatus: metav1.ConditionTrue,
|
||||
expected: true,
|
||||
},
|
||||
{
|
||||
name: "does-match-false",
|
||||
conditions: []metav1.Condition{
|
||||
{Type: "first", Status: metav1.ConditionFalse},
|
||||
},
|
||||
conditionType: "first",
|
||||
conditionStatus: metav1.ConditionFalse,
|
||||
expected: true,
|
||||
},
|
||||
}
|
||||
|
||||
for _, test := range tests {
|
||||
t.Run(test.name, func(t *testing.T) {
|
||||
actual := IsStatusConditionPresentAndEqual(test.conditions, test.conditionType, test.conditionStatus)
|
||||
if actual != test.expected {
|
||||
t.Error(actual)
|
||||
}
|
||||
|
||||
})
|
||||
}
|
||||
}
|
||||
Loading…
Reference in New Issue
Block a user