99 lines
3.0 KiB
Go
99 lines
3.0 KiB
Go
/*
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Copyright 2019 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 orphaning
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import (
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"io"
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"github.com/pkg/errors"
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"github.com/spf13/cobra"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/klog"
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ctlutil "sigs.k8s.io/kubefed/pkg/controller/util"
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"sigs.k8s.io/kubefed/pkg/kubefedctl/util"
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)
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var (
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orphaning_disable_long = `
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Removes previously added "orphaning enable" ('kubefed.io/orphan: true')
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annotation from a federated resource. When the federated resource is subsequently marked for deletion,
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the resources it manages in member clusters will be removed before the federated resource is removed.
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Current context is assumed to be a Kubernetes cluster hosting
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the kubefed control plane. Please use the
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--host-cluster-context flag otherwise.`
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orphaning_disable_example = `
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# Disable the orphaning mode for a federated resource of type FederatedDeployment and named foo
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kubefedctl orphaning disable FederatedDeployment foo --host-cluster-context=cluster1`
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)
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// newCmdDisableOrphaning removes the 'kubefed.io/orphan: true' annotation from the federated resource
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func newCmdDisableOrphaning(cmdOut io.Writer, config util.FedConfig) *cobra.Command {
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opts := &orphanResource{}
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cmd := &cobra.Command{
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Use: "disable <resource type> <resource name>",
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Short: "Disable orphaning deletion to ensure the removal of managed resources before removing the managing federated resource",
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Long: orphaning_disable_long,
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Example: orphaning_disable_example,
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Run: func(cmd *cobra.Command, args []string) {
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err := opts.Complete(args, config)
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if err != nil {
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klog.Fatalf("Error: %v", err)
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}
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err = opts.RunDisable(cmdOut, config)
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if err != nil {
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klog.Fatalf("Error: %v", err)
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}
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},
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}
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flags := cmd.Flags()
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opts.GlobalSubcommandBind(flags)
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err := opts.Bind(flags)
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if err != nil {
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klog.Fatalf("Error: %v", err)
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}
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return cmd
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}
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// RunDisable implements the `disable` command.
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func (o *orphanResource) RunDisable(cmdOut io.Writer, config util.FedConfig) error {
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resourceClient, err := o.GetResourceClient(config, cmdOut)
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if err != nil {
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return err
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}
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fedResource, err := o.GetFederatedResource(resourceClient)
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if err != nil {
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return err
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}
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if !ctlutil.IsOrphaningEnabled(fedResource) {
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return nil
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}
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ctlutil.DisableOrphaning(fedResource)
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_, err = resourceClient.Update(fedResource, metav1.UpdateOptions{})
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if err != nil {
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return errors.Wrapf(err, "Failed to update resource %s %q", fedResource.GetKind(),
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ctlutil.QualifiedName{Name: fedResource.GetName(), Namespace: fedResource.GetNamespace()})
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}
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return nil
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}
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