mirror of
https://github.com/ceph/ceph-csi.git
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Fresh dep ensure
This commit is contained in:
Mike Cronce
40
vendor/k8s.io/kubernetes/pkg/kubectl/cmd/autoscale/BUILD
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40
vendor/k8s.io/kubernetes/pkg/kubectl/cmd/autoscale/BUILD
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load("@io_bazel_rules_go//go:def.bzl", "go_library")
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go_library(
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name = "go_default_library",
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srcs = ["autoscale.go"],
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importpath = "k8s.io/kubernetes/pkg/kubectl/cmd/autoscale",
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visibility = ["//visibility:public"],
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deps = [
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"//pkg/kubectl:go_default_library",
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"//pkg/kubectl/cmd/util:go_default_library",
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"//pkg/kubectl/generate:go_default_library",
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"//pkg/kubectl/generate/versioned:go_default_library",
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"//pkg/kubectl/polymorphichelpers:go_default_library",
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"//pkg/kubectl/scheme:go_default_library",
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"//pkg/kubectl/util/i18n:go_default_library",
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"//pkg/kubectl/util/templates:go_default_library",
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"//staging/src/k8s.io/api/autoscaling/v1:go_default_library",
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"//staging/src/k8s.io/apimachinery/pkg/api/meta:go_default_library",
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"//staging/src/k8s.io/cli-runtime/pkg/genericclioptions:go_default_library",
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"//staging/src/k8s.io/cli-runtime/pkg/genericclioptions/printers:go_default_library",
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"//staging/src/k8s.io/cli-runtime/pkg/genericclioptions/resource:go_default_library",
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"//staging/src/k8s.io/client-go/kubernetes/typed/autoscaling/v1:go_default_library",
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"//vendor/github.com/spf13/cobra:go_default_library",
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"//vendor/k8s.io/klog:go_default_library",
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],
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)
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filegroup(
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name = "package-srcs",
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srcs = glob(["**"]),
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tags = ["automanaged"],
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visibility = ["//visibility:private"],
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)
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filegroup(
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name = "all-srcs",
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srcs = [":package-srcs"],
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tags = ["automanaged"],
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visibility = ["//visibility:public"],
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)
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273
vendor/k8s.io/kubernetes/pkg/kubectl/cmd/autoscale/autoscale.go
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273
vendor/k8s.io/kubernetes/pkg/kubectl/cmd/autoscale/autoscale.go
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/*
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Copyright 2015 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 autoscale
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import (
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"fmt"
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"github.com/spf13/cobra"
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"k8s.io/klog"
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autoscalingv1 "k8s.io/api/autoscaling/v1"
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"k8s.io/apimachinery/pkg/api/meta"
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"k8s.io/cli-runtime/pkg/genericclioptions"
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"k8s.io/cli-runtime/pkg/genericclioptions/printers"
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"k8s.io/cli-runtime/pkg/genericclioptions/resource"
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autoscalingv1client "k8s.io/client-go/kubernetes/typed/autoscaling/v1"
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"k8s.io/kubernetes/pkg/kubectl"
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cmdutil "k8s.io/kubernetes/pkg/kubectl/cmd/util"
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"k8s.io/kubernetes/pkg/kubectl/generate"
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generateversioned "k8s.io/kubernetes/pkg/kubectl/generate/versioned"
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"k8s.io/kubernetes/pkg/kubectl/polymorphichelpers"
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"k8s.io/kubernetes/pkg/kubectl/scheme"
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"k8s.io/kubernetes/pkg/kubectl/util/i18n"
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"k8s.io/kubernetes/pkg/kubectl/util/templates"
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)
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var (
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autoscaleLong = templates.LongDesc(i18n.T(`
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Creates an autoscaler that automatically chooses and sets the number of pods that run in a kubernetes cluster.
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Looks up a Deployment, ReplicaSet, StatefulSet, or ReplicationController by name and creates an autoscaler that uses the given resource as a reference.
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An autoscaler can automatically increase or decrease number of pods deployed within the system as needed.`))
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autoscaleExample = templates.Examples(i18n.T(`
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# Auto scale a deployment "foo", with the number of pods between 2 and 10, no target CPU utilization specified so a default autoscaling policy will be used:
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kubectl autoscale deployment foo --min=2 --max=10
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# Auto scale a replication controller "foo", with the number of pods between 1 and 5, target CPU utilization at 80%:
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kubectl autoscale rc foo --max=5 --cpu-percent=80`))
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)
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type AutoscaleOptions struct {
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FilenameOptions *resource.FilenameOptions
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RecordFlags *genericclioptions.RecordFlags
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Recorder genericclioptions.Recorder
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PrintFlags *genericclioptions.PrintFlags
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ToPrinter func(string) (printers.ResourcePrinter, error)
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Name string
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Generator string
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Min int32
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Max int32
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CpuPercent int32
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createAnnotation bool
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args []string
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enforceNamespace bool
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namespace string
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dryRun bool
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builder *resource.Builder
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canBeAutoscaled polymorphichelpers.CanBeAutoscaledFunc
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generatorFunc func(string, *meta.RESTMapping) (generate.StructuredGenerator, error)
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HPAClient autoscalingv1client.HorizontalPodAutoscalersGetter
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genericclioptions.IOStreams
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}
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func NewAutoscaleOptions(ioStreams genericclioptions.IOStreams) *AutoscaleOptions {
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return &AutoscaleOptions{
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PrintFlags: genericclioptions.NewPrintFlags("autoscaled").WithTypeSetter(scheme.Scheme),
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FilenameOptions: &resource.FilenameOptions{},
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RecordFlags: genericclioptions.NewRecordFlags(),
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Recorder: genericclioptions.NoopRecorder{},
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IOStreams: ioStreams,
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}
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}
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func NewCmdAutoscale(f cmdutil.Factory, ioStreams genericclioptions.IOStreams) *cobra.Command {
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o := NewAutoscaleOptions(ioStreams)
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validArgs := []string{"deployment", "replicaset", "replicationcontroller"}
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cmd := &cobra.Command{
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Use: "autoscale (-f FILENAME | TYPE NAME | TYPE/NAME) [--min=MINPODS] --max=MAXPODS [--cpu-percent=CPU]",
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DisableFlagsInUseLine: true,
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Short: i18n.T("Auto-scale a Deployment, ReplicaSet, or ReplicationController"),
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Long: autoscaleLong,
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Example: autoscaleExample,
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Run: func(cmd *cobra.Command, args []string) {
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cmdutil.CheckErr(o.Complete(f, cmd, args))
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cmdutil.CheckErr(o.Validate())
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cmdutil.CheckErr(o.Run())
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},
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ValidArgs: validArgs,
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}
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// bind flag structs
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o.RecordFlags.AddFlags(cmd)
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o.PrintFlags.AddFlags(cmd)
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cmd.Flags().StringVar(&o.Generator, "generator", generateversioned.HorizontalPodAutoscalerV1GeneratorName, i18n.T("The name of the API generator to use. Currently there is only 1 generator."))
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cmd.Flags().Int32Var(&o.Min, "min", -1, "The lower limit for the number of pods that can be set by the autoscaler. If it's not specified or negative, the server will apply a default value.")
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cmd.Flags().Int32Var(&o.Max, "max", -1, "The upper limit for the number of pods that can be set by the autoscaler. Required.")
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cmd.MarkFlagRequired("max")
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cmd.Flags().Int32Var(&o.CpuPercent, "cpu-percent", -1, fmt.Sprintf("The target average CPU utilization (represented as a percent of requested CPU) over all the pods. If it's not specified or negative, a default autoscaling policy will be used."))
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cmd.Flags().StringVar(&o.Name, "name", "", i18n.T("The name for the newly created object. If not specified, the name of the input resource will be used."))
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cmdutil.AddDryRunFlag(cmd)
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cmdutil.AddFilenameOptionFlags(cmd, o.FilenameOptions, "identifying the resource to autoscale.")
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cmdutil.AddApplyAnnotationFlags(cmd)
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return cmd
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}
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func (o *AutoscaleOptions) Complete(f cmdutil.Factory, cmd *cobra.Command, args []string) error {
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var err error
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o.dryRun = cmdutil.GetFlagBool(cmd, "dry-run")
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o.createAnnotation = cmdutil.GetFlagBool(cmd, cmdutil.ApplyAnnotationsFlag)
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o.builder = f.NewBuilder()
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o.canBeAutoscaled = polymorphichelpers.CanBeAutoscaledFn
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o.args = args
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o.RecordFlags.Complete(cmd)
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o.Recorder, err = o.RecordFlags.ToRecorder()
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if err != nil {
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return err
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}
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kubeClient, err := f.KubernetesClientSet()
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if err != nil {
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return err
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}
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o.HPAClient = kubeClient.AutoscalingV1()
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// get the generator
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o.generatorFunc = func(name string, mapping *meta.RESTMapping) (generate.StructuredGenerator, error) {
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switch o.Generator {
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case generateversioned.HorizontalPodAutoscalerV1GeneratorName:
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return &generateversioned.HorizontalPodAutoscalerGeneratorV1{
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Name: name,
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MinReplicas: o.Min,
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MaxReplicas: o.Max,
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CPUPercent: o.CpuPercent,
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ScaleRefName: name,
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ScaleRefKind: mapping.GroupVersionKind.Kind,
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ScaleRefAPIVersion: mapping.GroupVersionKind.GroupVersion().String(),
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}, nil
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default:
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return nil, cmdutil.UsageErrorf(cmd, "Generator %s not supported. ", o.Generator)
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}
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}
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o.namespace, o.enforceNamespace, err = f.ToRawKubeConfigLoader().Namespace()
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if err != nil {
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return err
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}
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o.ToPrinter = func(operation string) (printers.ResourcePrinter, error) {
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o.PrintFlags.NamePrintFlags.Operation = operation
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if o.dryRun {
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o.PrintFlags.Complete("%s (dry run)")
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}
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return o.PrintFlags.ToPrinter()
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}
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return nil
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}
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func (o *AutoscaleOptions) Validate() error {
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if o.Max < 1 {
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return fmt.Errorf("--max=MAXPODS is required and must be at least 1, max: %d", o.Max)
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}
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if o.Max < o.Min {
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return fmt.Errorf("--max=MAXPODS must be larger or equal to --min=MINPODS, max: %d, min: %d", o.Max, o.Min)
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}
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return nil
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}
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func (o *AutoscaleOptions) Run() error {
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r := o.builder.
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WithScheme(scheme.Scheme, scheme.Scheme.PrioritizedVersionsAllGroups()...).
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ContinueOnError().
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NamespaceParam(o.namespace).DefaultNamespace().
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FilenameParam(o.enforceNamespace, o.FilenameOptions).
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ResourceTypeOrNameArgs(false, o.args...).
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Flatten().
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Do()
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if err := r.Err(); err != nil {
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return err
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}
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count := 0
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err := r.Visit(func(info *resource.Info, err error) error {
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if err != nil {
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return err
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}
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mapping := info.ResourceMapping()
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if err := o.canBeAutoscaled(mapping.GroupVersionKind.GroupKind()); err != nil {
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return err
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}
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generator, err := o.generatorFunc(info.Name, mapping)
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if err != nil {
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return err
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}
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// Generate new object
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object, err := generator.StructuredGenerate()
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if err != nil {
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return err
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}
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hpa, ok := object.(*autoscalingv1.HorizontalPodAutoscaler)
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if !ok {
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return fmt.Errorf("generator made %T, not autoscalingv1.HorizontalPodAutoscaler", object)
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}
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if err := o.Recorder.Record(hpa); err != nil {
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klog.V(4).Infof("error recording current command: %v", err)
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}
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if o.dryRun {
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count++
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printer, err := o.ToPrinter("created")
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if err != nil {
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return err
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}
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return printer.PrintObj(hpa, o.Out)
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}
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if err := kubectl.CreateOrUpdateAnnotation(o.createAnnotation, hpa, scheme.DefaultJSONEncoder()); err != nil {
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return err
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}
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actualHPA, err := o.HPAClient.HorizontalPodAutoscalers(o.namespace).Create(hpa)
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if err != nil {
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return err
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}
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count++
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printer, err := o.ToPrinter("autoscaled")
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if err != nil {
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return err
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}
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return printer.PrintObj(actualHPA, o.Out)
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})
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if err != nil {
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return err
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}
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if count == 0 {
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return fmt.Errorf("no objects passed to autoscale")
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}
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return nil
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}
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