mirror of https://github.com/k3s-io/k3s
98 lines
3.2 KiB
Go
98 lines
3.2 KiB
Go
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/*
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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 deployment
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import (
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"fmt"
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"k8s.io/kubernetes/pkg/api"
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"k8s.io/kubernetes/pkg/expapi"
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"k8s.io/kubernetes/pkg/expapi/validation"
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"k8s.io/kubernetes/pkg/fields"
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"k8s.io/kubernetes/pkg/labels"
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"k8s.io/kubernetes/pkg/registry/generic"
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"k8s.io/kubernetes/pkg/runtime"
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errs "k8s.io/kubernetes/pkg/util/fielderrors"
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)
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// deploymentStrategy implements behavior for Deployments.
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type deploymentStrategy struct {
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runtime.ObjectTyper
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api.NameGenerator
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}
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// Strategy is the default logic that applies when creating and updating Deployment
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// objects via the REST API.
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var Strategy = deploymentStrategy{api.Scheme, api.SimpleNameGenerator}
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// NamespaceScoped is true for deployment.
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func (deploymentStrategy) NamespaceScoped() bool {
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return true
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}
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// PrepareForCreate clears fields that are not allowed to be set by end users on creation.
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func (deploymentStrategy) PrepareForCreate(obj runtime.Object) {
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}
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// Validate validates a new deployment.
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func (deploymentStrategy) Validate(ctx api.Context, obj runtime.Object) errs.ValidationErrorList {
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deployment := obj.(*expapi.Deployment)
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return validation.ValidateDeployment(deployment)
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}
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// AllowCreateOnUpdate is false for deployments.
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func (deploymentStrategy) AllowCreateOnUpdate() bool {
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return false
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}
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// PrepareForUpdate clears fields that are not allowed to be set by end users on update.
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func (deploymentStrategy) PrepareForUpdate(obj, old runtime.Object) {
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}
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// ValidateUpdate is the default update validation for an end user.
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func (deploymentStrategy) ValidateUpdate(ctx api.Context, obj, old runtime.Object) errs.ValidationErrorList {
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return validation.ValidateDeploymentUpdate(old.(*expapi.Deployment), obj.(*expapi.Deployment))
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}
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func (deploymentStrategy) AllowUnconditionalUpdate() bool {
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return true
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}
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// DeploymentToSelectableFields returns a field set that represents the object.
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func DeploymentToSelectableFields(deployment *expapi.Deployment) fields.Set {
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return fields.Set{
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"metadata.name": deployment.Name,
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}
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}
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// MatchDeployment is the filter used by the generic etcd backend to route
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// watch events from etcd to clients of the apiserver only interested in specific
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// labels/fields.
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func MatchDeployment(label labels.Selector, field fields.Selector) generic.Matcher {
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return &generic.SelectionPredicate{
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Label: label,
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Field: field,
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GetAttrs: func(obj runtime.Object) (labels.Set, fields.Set, error) {
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deployment, ok := obj.(*expapi.Deployment)
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if !ok {
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return nil, nil, fmt.Errorf("given object is not a deployment.")
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}
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return labels.Set(deployment.ObjectMeta.Labels), DeploymentToSelectableFields(deployment), nil
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},
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}
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}
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