mirror of
https://github.com/ceph/ceph-csi.git
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07b05616a0
Bumps [k8s.io/kubernetes](https://github.com/kubernetes/kubernetes) from 1.26.2 to 1.27.2. - [Release notes](https://github.com/kubernetes/kubernetes/releases) - [Commits](https://github.com/kubernetes/kubernetes/compare/v1.26.2...v1.27.2) --- updated-dependencies: - dependency-name: k8s.io/kubernetes dependency-type: direct:production update-type: version-update:semver-minor ... Signed-off-by: dependabot[bot] <support@github.com>
110 lines
3.8 KiB
Go
110 lines
3.8 KiB
Go
/*
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Copyright 2020 The Kubernetes Authors.
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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 config
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import (
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"fmt"
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"os"
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"k8s.io/apimachinery/pkg/runtime"
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"k8s.io/apimachinery/pkg/runtime/serializer"
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util "k8s.io/apimachinery/pkg/util/runtime"
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"k8s.io/apimachinery/pkg/util/validation/field"
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internal "k8s.io/controller-manager/config"
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"k8s.io/controller-manager/config/v1"
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"k8s.io/controller-manager/config/v1alpha1"
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"k8s.io/controller-manager/config/v1beta1"
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)
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// ResourceLockLeases is the resourceLock value for 'leases' API
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const ResourceLockLeases = "leases"
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// ResourceLockEndpoints is the resourceLock value for 'endpoints' API
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const ResourceLockEndpoints = "endpoints"
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var cfgScheme = runtime.NewScheme()
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func init() {
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// internal
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util.Must(internal.AddToScheme(cfgScheme))
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// v1alpha1
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util.Must(v1alpha1.AddToScheme(cfgScheme))
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util.Must(cfgScheme.SetVersionPriority(v1alpha1.SchemeGroupVersion))
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// v1beta1
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util.Must(v1beta1.AddToScheme(cfgScheme))
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util.Must(cfgScheme.SetVersionPriority(v1beta1.SchemeGroupVersion))
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// v1
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util.Must(v1.AddToScheme(cfgScheme))
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util.Must(cfgScheme.SetVersionPriority(v1.SchemeGroupVersion))
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}
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// ReadLeaderMigrationConfiguration reads LeaderMigrationConfiguration from a YAML file at the given path.
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// The parsed LeaderMigrationConfiguration may be invalid.
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// It returns an error if the file did not exist.
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func ReadLeaderMigrationConfiguration(configFilePath string) (*internal.LeaderMigrationConfiguration, error) {
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data, err := os.ReadFile(configFilePath)
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if err != nil {
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return nil, fmt.Errorf("unable to read leader migration configuration from %q: %w", configFilePath, err)
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}
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config, gvk, err := serializer.NewCodecFactory(cfgScheme).UniversalDecoder().Decode(data, nil, nil)
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if err != nil {
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return nil, err
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}
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internalConfig, ok := config.(*internal.LeaderMigrationConfiguration)
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if !ok {
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return nil, fmt.Errorf("unexpected config type: %v", gvk)
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}
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return internalConfig, nil
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}
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// ValidateLeaderMigrationConfiguration validates the LeaderMigrationConfiguration against common errors.
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// It checks required names and whether resourceLock is either 'leases' or 'endpoints'.
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// It will return nil if it does not find anything wrong.
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func ValidateLeaderMigrationConfiguration(config *internal.LeaderMigrationConfiguration) (allErrs field.ErrorList) {
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if config.LeaderName == "" {
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allErrs = append(allErrs, field.Required(field.NewPath("leaderName"),
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"leaderName must be set for LeaderMigrationConfiguration"))
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}
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if config.ResourceLock != ResourceLockLeases && config.ResourceLock != ResourceLockEndpoints {
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allErrs = append(allErrs, field.Invalid(field.NewPath("resourceLock"), config.ResourceLock,
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"resource Lock must be one of 'leases' or 'endpoints'"))
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}
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// validate controllerLeaders
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fldPath := field.NewPath("controllerLeaders")
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for i, controllerLeader := range config.ControllerLeaders {
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path := fldPath.Index(i)
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allErrs = append(allErrs, validateControllerLeaderConfiguration(path, &controllerLeader)...)
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}
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return
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}
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func validateControllerLeaderConfiguration(path *field.Path, config *internal.ControllerLeaderConfiguration) (allErrs field.ErrorList) {
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if config == nil {
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return
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}
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if config.Component == "" {
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allErrs = append(allErrs, field.Required(path.Child("component"), "component must be set"))
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}
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if config.Name == "" {
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allErrs = append(allErrs, field.Required(path.Child("name"), "name must be set"))
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}
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return
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}
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