defaults.go

Documentation: k8s.io/kubernetes/pkg/apis/batch/v1

     1  /*
     2  Copyright 2016 The Kubernetes Authors.
     3  
     4  Licensed under the Apache License, Version 2.0 (the "License");
     5  you may not use this file except in compliance with the License.
     6  You may obtain a copy of the License at
     7  
     8      http://www.apache.org/licenses/LICENSE-2.0
     9  
    10  Unless required by applicable law or agreed to in writing, software
    11  distributed under the License is distributed on an "AS IS" BASIS,
    12  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13  See the License for the specific language governing permissions and
    14  limitations under the License.
    15  */
    16  
    17  package v1
    18  
    19  import (
    20  	"math"
    21  
    22  	batchv1 "k8s.io/api/batch/v1"
    23  	corev1 "k8s.io/api/core/v1"
    24  	"k8s.io/apimachinery/pkg/runtime"
    25  	utilfeature "k8s.io/apiserver/pkg/util/feature"
    26  	"k8s.io/kubernetes/pkg/features"
    27  	utilpointer "k8s.io/utils/pointer"
    28  )
    29  
    30  func addDefaultingFuncs(scheme *runtime.Scheme) error {
    31  	return RegisterDefaults(scheme)
    32  }
    33  
    34  func SetDefaults_Job(obj *batchv1.Job) {
    35  	// For a non-parallel job, you can leave both `.spec.completions` and
    36  	// `.spec.parallelism` unset.  When both are unset, both are defaulted to 1.
    37  	if obj.Spec.Completions == nil && obj.Spec.Parallelism == nil {
    38  		obj.Spec.Completions = utilpointer.Int32(1)
    39  		obj.Spec.Parallelism = utilpointer.Int32(1)
    40  	}
    41  	if obj.Spec.Parallelism == nil {
    42  		obj.Spec.Parallelism = utilpointer.Int32(1)
    43  	}
    44  	if obj.Spec.BackoffLimit == nil {
    45  		if obj.Spec.BackoffLimitPerIndex != nil {
    46  			obj.Spec.BackoffLimit = utilpointer.Int32(math.MaxInt32)
    47  		} else {
    48  			obj.Spec.BackoffLimit = utilpointer.Int32(6)
    49  		}
    50  	}
    51  	labels := obj.Spec.Template.Labels
    52  	if labels != nil && len(obj.Labels) == 0 {
    53  		obj.Labels = labels
    54  	}
    55  	if obj.Spec.CompletionMode == nil {
    56  		mode := batchv1.NonIndexedCompletion
    57  		obj.Spec.CompletionMode = &mode
    58  	}
    59  	if obj.Spec.Suspend == nil {
    60  		obj.Spec.Suspend = utilpointer.Bool(false)
    61  	}
    62  	if obj.Spec.PodFailurePolicy != nil {
    63  		for _, rule := range obj.Spec.PodFailurePolicy.Rules {
    64  			if rule.OnPodConditions != nil {
    65  				for i, pattern := range rule.OnPodConditions {
    66  					if pattern.Status == "" {
    67  						rule.OnPodConditions[i].Status = corev1.ConditionTrue
    68  					}
    69  				}
    70  			}
    71  		}
    72  	}
    73  	if utilfeature.DefaultFeatureGate.Enabled(features.JobPodReplacementPolicy) {
    74  		if obj.Spec.PodReplacementPolicy == nil {
    75  			if obj.Spec.PodFailurePolicy != nil {
    76  				obj.Spec.PodReplacementPolicy = podReplacementPolicyPtr(batchv1.Failed)
    77  			} else {
    78  				obj.Spec.PodReplacementPolicy = podReplacementPolicyPtr(batchv1.TerminatingOrFailed)
    79  			}
    80  		}
    81  	}
    82  	if obj.Spec.ManualSelector == nil {
    83  		obj.Spec.ManualSelector = utilpointer.Bool(false)
    84  	}
    85  }
    86  
    87  func SetDefaults_CronJob(obj *batchv1.CronJob) {
    88  	if obj.Spec.ConcurrencyPolicy == "" {
    89  		obj.Spec.ConcurrencyPolicy = batchv1.AllowConcurrent
    90  	}
    91  	if obj.Spec.Suspend == nil {
    92  		obj.Spec.Suspend = utilpointer.Bool(false)
    93  	}
    94  	if obj.Spec.SuccessfulJobsHistoryLimit == nil {
    95  		obj.Spec.SuccessfulJobsHistoryLimit = utilpointer.Int32(3)
    96  	}
    97  	if obj.Spec.FailedJobsHistoryLimit == nil {
    98  		obj.Spec.FailedJobsHistoryLimit = utilpointer.Int32(1)
    99  	}
   100  }
   101  
   102  func podReplacementPolicyPtr(obj batchv1.PodReplacementPolicy) *batchv1.PodReplacementPolicy {
   103  	return &obj
   104  }
   105
View as plain text