/
util.go
114 lines (98 loc) · 3.1 KB
/
util.go
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/*
* Copyright 2022 The Furiko 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 jobcontroller
import (
execution "github.com/furiko-io/furiko/apis/execution/v1alpha1"
"github.com/furiko-io/furiko/pkg/execution/tasks"
"github.com/furiko-io/furiko/pkg/execution/util/job"
"github.com/furiko-io/furiko/pkg/utils/cmp"
"github.com/furiko-io/furiko/pkg/utils/ktime"
"github.com/furiko-io/furiko/pkg/utils/meta"
)
// IsJobEqual returns true if the Job is not equal and should be updated.
// This equality check is only true in the context of the JobController.
func IsJobEqual(orig, updated *execution.Job) (bool, error) {
newUpdated := orig.DeepCopy()
newUpdated.Spec = updated.Spec
newUpdated.Annotations = updated.Annotations
newUpdated.Finalizers = updated.Finalizers
return cmp.IsJSONEqual(orig, newUpdated)
}
// IsJobStatusEqual returns true if the JobStatus is not equal for a Job.
func IsJobStatusEqual(orig, updated *execution.Job) (bool, error) {
newUpdated := orig.DeepCopy()
newUpdated.Status = updated.Status
return cmp.IsJSONEqual(orig, newUpdated)
}
func isDeleted(rj *execution.Job) bool {
return !rj.DeletionTimestamp.IsZero()
}
func isFinalized(rj *execution.Job, finalizer string) bool {
return isDeleted(rj) && !meta.ContainsFinalizer(rj.Finalizers, finalizer)
}
func canCreateTask(rj *execution.Job) bool {
// Job is being killed.
if rj.Spec.KillTimestamp != nil {
return false
}
// Stop creating tasks on AdmissionError.
// TODO(irvinlim): Currently if a single task causes AdmissionError, then the whole job will be terminated.
if _, ok := job.GetAdmissionErrorMessage(rj); ok {
return false
}
return true
}
func isTaskFinished(task tasks.Task) bool {
taskStatus := task.GetTaskRef()
return !taskStatus.FinishTimestamp.IsZero()
}
func shouldKillJob(rj *execution.Job) bool {
// Kill job due to kill timestamp.
if ktime.IsTimeSetAndEarlierOrEqual(rj.Spec.KillTimestamp) {
return true
}
// Kill job due to parallel completion strategy.
if shouldKillJobForParallel(rj) {
return true
}
return false
}
func shouldKillJobForParallel(rj *execution.Job) bool {
template := rj.Spec.Template
if template == nil {
return false
}
spec := template.Parallelism
if spec == nil {
return false
}
status := rj.Status.ParallelStatus
if status == nil {
return false
}
if !status.Complete || status.Successful == nil {
return false
}
// Use status.Successful
switch spec.GetCompletionStrategy() {
case execution.AllSuccessful:
return !*status.Successful
case execution.AnySuccessful:
return *status.Successful
}
// Unhandled completion strategy
return false
}