forked from barak/tarpoon
Add glide.yaml and vendor deps
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108
vendor/k8s.io/kubernetes/pkg/kubectl/cmd/stop.go
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vendored
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108
vendor/k8s.io/kubernetes/pkg/kubectl/cmd/stop.go
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/*
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Copyright 2014 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 cmd
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import (
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"fmt"
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"io"
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"github.com/spf13/cobra"
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"k8s.io/kubernetes/pkg/kubectl/cmd/templates"
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cmdutil "k8s.io/kubernetes/pkg/kubectl/cmd/util"
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"k8s.io/kubernetes/pkg/kubectl/resource"
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)
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var (
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stop_long = templates.LongDesc(`
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Deprecated: Gracefully shut down a resource by name or filename.
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The stop command is deprecated, all its functionalities are covered by delete command.
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See 'kubectl delete --help' for more details.
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Attempts to shut down and delete a resource that supports graceful termination.
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If the resource is scalable it will be scaled to 0 before deletion.`)
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stop_example = templates.Examples(`
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# Shut down foo.
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kubectl stop replicationcontroller foo
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# Stop pods and services with label name=myLabel.
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kubectl stop pods,services -l name=myLabel
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# Shut down the service defined in service.json
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kubectl stop -f service.json
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# Shut down all resources in the path/to/resources directory
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kubectl stop -f path/to/resources`)
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)
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func NewCmdStop(f cmdutil.Factory, out io.Writer) *cobra.Command {
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options := &resource.FilenameOptions{}
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cmd := &cobra.Command{
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Use: "stop (-f FILENAME | TYPE (NAME | -l label | --all))",
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Short: "Deprecated: Gracefully shut down a resource by name or filename",
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Long: stop_long,
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Example: stop_example,
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Deprecated: fmt.Sprintf("use %q instead.", "delete"),
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Run: func(cmd *cobra.Command, args []string) {
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cmdutil.CheckErr(cmdutil.ValidateOutputArgs(cmd))
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cmdutil.CheckErr(RunStop(f, cmd, args, out, options))
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},
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}
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usage := "of resource(s) to be stopped."
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cmdutil.AddFilenameOptionFlags(cmd, options, usage)
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cmd.Flags().StringP("selector", "l", "", "Selector (label query) to filter on.")
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cmd.Flags().Bool("all", false, "[-all] to select all the specified resources.")
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cmd.Flags().Bool("ignore-not-found", false, "Treat \"resource not found\" as a successful stop.")
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cmd.Flags().Int("grace-period", -1, "Period of time in seconds given to the resource to terminate gracefully. Ignored if negative.")
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cmd.Flags().Duration("timeout", 0, "The length of time to wait before giving up on a delete, zero means determine a timeout from the size of the object")
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cmdutil.AddOutputFlagsForMutation(cmd)
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cmdutil.AddInclude3rdPartyFlags(cmd)
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return cmd
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}
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func RunStop(f cmdutil.Factory, cmd *cobra.Command, args []string, out io.Writer, options *resource.FilenameOptions) error {
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cmdNamespace, enforceNamespace, err := f.DefaultNamespace()
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if err != nil {
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return err
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}
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mapper, typer := f.Object()
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r := resource.NewBuilder(mapper, typer, resource.ClientMapperFunc(f.ClientForMapping), f.Decoder(true)).
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ContinueOnError().
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NamespaceParam(cmdNamespace).DefaultNamespace().
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ResourceTypeOrNameArgs(false, args...).
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FilenameParam(enforceNamespace, options).
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SelectorParam(cmdutil.GetFlagString(cmd, "selector")).
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SelectAllParam(cmdutil.GetFlagBool(cmd, "all")).
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Flatten().
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Do()
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if r.Err() != nil {
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return r.Err()
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}
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shortOutput := cmdutil.GetFlagString(cmd, "output") == "name"
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gracePeriod := cmdutil.GetFlagInt(cmd, "grace-period")
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waitForDeletion := false
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if gracePeriod == 0 {
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// To preserve backwards compatibility, but prevent accidental data loss, we convert --grace-period=0
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// into --grace-period=1 and wait until the object is successfully deleted.
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gracePeriod = 1
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waitForDeletion = true
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}
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return ReapResult(r, f, out, false, cmdutil.GetFlagBool(cmd, "ignore-not-found"), cmdutil.GetFlagDuration(cmd, "timeout"), gracePeriod, waitForDeletion, shortOutput, mapper, false)
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}
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