Example #1
0
// NewCmdScale returns a cobra command with the appropriate configuration and flags to run scale
func NewCmdScale(f *cmdutil.Factory, out io.Writer) *cobra.Command {
	options := &ScaleOptions{}

	cmd := &cobra.Command{
		Use: "scale [--resource-version=version] [--current-replicas=count] --replicas=COUNT (-f FILENAME | TYPE NAME)",
		// resize is deprecated
		Aliases: []string{"resize"},
		Short:   "Set a new size for a Deployment, ReplicaSet, Replication Controller, or Job.",
		Long:    scale_long,
		Example: scale_example,
		Run: func(cmd *cobra.Command, args []string) {
			cmdutil.CheckErr(cmdutil.ValidateOutputArgs(cmd))
			shortOutput := cmdutil.GetFlagString(cmd, "output") == "name"
			err := RunScale(f, out, cmd, args, shortOutput, options)
			cmdutil.CheckErr(err)
		},
	}
	cmd.Flags().String("resource-version", "", "Precondition for resource version. Requires that the current resource version match this value in order to scale.")
	cmd.Flags().Int("current-replicas", -1, "Precondition for current size. Requires that the current size of the resource match this value in order to scale.")
	cmd.Flags().Int("replicas", -1, "The new desired number of replicas. Required.")
	cmd.MarkFlagRequired("replicas")
	cmd.Flags().Duration("timeout", 0, "The length of time to wait before giving up on a scale operation, zero means don't wait.")
	cmdutil.AddOutputFlagsForMutation(cmd)
	cmdutil.AddRecordFlag(cmd)
	cmdutil.AddInclude3rdPartyFlags(cmd)

	usage := "Filename, directory, or URL to a file identifying the resource to set a new size"
	kubectl.AddJsonFilenameFlag(cmd, &options.Filenames, usage)
	cmdutil.AddRecursiveFlag(cmd, &options.Recursive)
	return cmd
}
Example #2
0
func NewCmdApply(f *cmdutil.Factory, out io.Writer) *cobra.Command {
	options := &ApplyOptions{}

	cmd := &cobra.Command{
		Use:     "apply -f FILENAME",
		Short:   "Apply a configuration to a resource by filename or stdin",
		Long:    apply_long,
		Example: apply_example,
		Run: func(cmd *cobra.Command, args []string) {
			cmdutil.CheckErr(validateArgs(cmd, args))
			cmdutil.CheckErr(cmdutil.ValidateOutputArgs(cmd))
			cmdutil.CheckErr(RunApply(f, cmd, out, options))
		},
	}

	usage := "Filename, directory, or URL to file that contains the configuration to apply"
	kubectl.AddJsonFilenameFlag(cmd, &options.Filenames, usage)
	cmd.MarkFlagRequired("filename")
	cmdutil.AddValidateFlags(cmd)
	cmdutil.AddRecursiveFlag(cmd, &options.Recursive)
	cmdutil.AddOutputFlagsForMutation(cmd)
	cmdutil.AddRecordFlag(cmd)
	cmdutil.AddInclude3rdPartyFlags(cmd)
	return cmd
}
// NewCmdCreateSecretDockerRegistry is a macro command for creating secrets to work with Docker registries
func NewCmdCreateSecretDockerRegistry(f *cmdutil.Factory, cmdOut io.Writer) *cobra.Command {
	cmd := &cobra.Command{
		Use:     "docker-registry NAME --docker-username=user --docker-password=password --docker-email=email [--docker-server=string] [--from-literal=key1=value1] [--dry-run]",
		Short:   "Create a secret for use with a Docker registry.",
		Long:    secretForDockerRegistryLong,
		Example: secretForDockerRegistryExample,
		Run: func(cmd *cobra.Command, args []string) {
			err := CreateSecretDockerRegistry(f, cmdOut, cmd, args)
			cmdutil.CheckErr(err)
		},
	}
	cmdutil.AddApplyAnnotationFlags(cmd)
	cmdutil.AddValidateFlags(cmd)
	cmdutil.AddPrinterFlags(cmd)
	cmdutil.AddGeneratorFlags(cmd, cmdutil.SecretForDockerRegistryV1GeneratorName)
	cmd.Flags().String("docker-username", "", "Username for Docker registry authentication")
	cmd.MarkFlagRequired("docker-username")
	cmd.Flags().String("docker-password", "", "Password for Docker registry authentication")
	cmd.MarkFlagRequired("docker-password")
	cmd.Flags().String("docker-email", "", "Email for Docker registry")
	cmd.MarkFlagRequired("docker-email")
	cmd.Flags().String("docker-server", "https://index.docker.io/v1/", "Server location for Docker registry")
	cmdutil.AddInclude3rdPartyFlags(cmd)
	return cmd
}
func NewCmdRollingUpdate(f *cmdutil.Factory, out io.Writer) *cobra.Command {
	options := &RollingUpdateOptions{}

	cmd := &cobra.Command{
		Use: "rolling-update OLD_CONTROLLER_NAME ([NEW_CONTROLLER_NAME] --image=NEW_CONTAINER_IMAGE | -f NEW_CONTROLLER_SPEC)",
		// rollingupdate is deprecated.
		Aliases: []string{"rollingupdate"},
		Short:   "Perform a rolling update of the given ReplicationController.",
		Long:    rollingUpdate_long,
		Example: rollingUpdate_example,
		Run: func(cmd *cobra.Command, args []string) {
			err := RunRollingUpdate(f, out, cmd, args, options)
			cmdutil.CheckErr(err)
		},
	}
	cmd.Flags().Duration("update-period", updatePeriod, `Time to wait between updating pods. Valid time units are "ns", "us" (or "µs"), "ms", "s", "m", "h".`)
	cmd.Flags().Duration("poll-interval", pollInterval, `Time delay between polling for replication controller status after the update. Valid time units are "ns", "us" (or "µs"), "ms", "s", "m", "h".`)
	cmd.Flags().Duration("timeout", timeout, `Max time to wait for a replication controller to update before giving up. Valid time units are "ns", "us" (or "µs"), "ms", "s", "m", "h".`)
	usage := "Filename or URL to file to use to create the new replication controller."
	kubectl.AddJsonFilenameFlag(cmd, &options.Filenames, usage)
	cmd.MarkFlagRequired("filename")
	cmd.Flags().String("image", "", "Image to use for upgrading the replication controller. Must be distinct from the existing image (either new image or new image tag).  Can not be used with --filename/-f")
	cmd.MarkFlagRequired("image")
	cmd.Flags().String("deployment-label-key", "deployment", "The key to use to differentiate between two different controllers, default 'deployment'.  Only relevant when --image is specified, ignored otherwise")
	cmd.Flags().String("container", "", "Container name which will have its image upgraded. Only relevant when --image is specified, ignored otherwise. Required when using --image on a multi-container pod")
	cmd.Flags().String("image-pull-policy", "", "Explicit policy for when to pull container images. Required when --image is same as existing image, ignored otherwise.")
	cmd.Flags().Bool("rollback", false, "If true, this is a request to abort an existing rollout that is partially rolled out. It effectively reverses current and next and runs a rollout")
	cmdutil.AddDryRunFlag(cmd)
	cmdutil.AddValidateFlags(cmd)
	cmdutil.AddPrinterFlags(cmd)
	cmdutil.AddInclude3rdPartyFlags(cmd)

	return cmd
}
Example #5
0
func NewCmdClusterInfo(f *cmdutil.Factory, out io.Writer) *cobra.Command {
	cmd := &cobra.Command{
		Use: "cluster-info",
		// clusterinfo is deprecated.
		Aliases: []string{"clusterinfo"},
		Short:   "Display cluster info",
		Long:    longDescr,
		Run: func(cmd *cobra.Command, args []string) {
			err := RunClusterInfo(f, out, cmd)
			cmdutil.CheckErr(err)
		},
	}
	cmdutil.AddInclude3rdPartyFlags(cmd)
	cmd.AddCommand(NewCmdClusterInfoDump(f, out))
	return cmd
}
// NewCmdCreateServiceAccount is a macro command to create a new service account
func NewCmdCreateServiceAccount(f *cmdutil.Factory, cmdOut io.Writer) *cobra.Command {
	cmd := &cobra.Command{
		Use:     "serviceaccount NAME [--dry-run]",
		Aliases: []string{"sa"},
		Short:   "Create a service account with the specified name.",
		Long:    serviceAccountLong,
		Example: serviceAccountExample,
		Run: func(cmd *cobra.Command, args []string) {
			err := CreateServiceAccount(f, cmdOut, cmd, args)
			cmdutil.CheckErr(err)
		},
	}
	cmdutil.AddApplyAnnotationFlags(cmd)
	cmdutil.AddValidateFlags(cmd)
	cmdutil.AddPrinterFlags(cmd)
	cmdutil.AddInclude3rdPartyFlags(cmd)
	cmdutil.AddGeneratorFlags(cmd, cmdutil.ServiceAccountV1GeneratorName)
	return cmd
}
Example #7
0
func NewCmdRun(f *cmdutil.Factory, cmdIn io.Reader, cmdOut, cmdErr io.Writer) *cobra.Command {
	cmd := &cobra.Command{
		Use: "run NAME --image=image [--env=\"key=value\"] [--port=port] [--replicas=replicas] [--dry-run=bool] [--overrides=inline-json] [--command] -- [COMMAND] [args...]",
		// run-container is deprecated
		Aliases: []string{"run-container"},
		Short:   "Run a particular image on the cluster.",
		Long:    run_long,
		Example: run_example,
		Run: func(cmd *cobra.Command, args []string) {
			argsLenAtDash := cmd.ArgsLenAtDash()
			err := Run(f, cmdIn, cmdOut, cmdErr, cmd, args, argsLenAtDash)
			cmdutil.CheckErr(err)
		},
	}
	cmdutil.AddPrinterFlags(cmd)
	addRunFlags(cmd)
	cmdutil.AddApplyAnnotationFlags(cmd)
	cmdutil.AddRecordFlag(cmd)
	cmdutil.AddInclude3rdPartyFlags(cmd)
	return cmd
}
Example #8
0
func NewCmdDelete(f *cmdutil.Factory, out io.Writer) *cobra.Command {
	options := &DeleteOptions{}

	// retrieve a list of handled resources from printer as valid args
	validArgs, argAliases := []string{}, []string{}
	p, err := f.Printer(nil, false, false, false, false, false, false, []string{})
	cmdutil.CheckErr(err)
	if p != nil {
		validArgs = p.HandledResources()
		argAliases = kubectl.ResourceAliases(validArgs)
	}

	cmd := &cobra.Command{
		Use:     "delete ([-f FILENAME] | TYPE [(NAME | -l label | --all)])",
		Short:   "Delete resources by filenames, stdin, resources and names, or by resources and label selector.",
		Long:    delete_long,
		Example: delete_example,
		Run: func(cmd *cobra.Command, args []string) {
			cmdutil.CheckErr(cmdutil.ValidateOutputArgs(cmd))
			err := RunDelete(f, out, cmd, args, options)
			cmdutil.CheckErr(err)
		},
		SuggestFor: []string{"rm"},
		ValidArgs:  validArgs,
		ArgAliases: argAliases,
	}
	usage := "Filename, directory, or URL to a file containing the resource to delete."
	kubectl.AddJsonFilenameFlag(cmd, &options.Filenames, usage)
	cmdutil.AddRecursiveFlag(cmd, &options.Recursive)
	cmd.Flags().StringP("selector", "l", "", "Selector (label query) to filter on.")
	cmd.Flags().Bool("all", false, "[-all] to select all the specified resources.")
	cmd.Flags().Bool("ignore-not-found", false, "Treat \"resource not found\" as a successful delete. Defaults to \"true\" when --all is specified.")
	cmd.Flags().Bool("cascade", true, "If true, cascade the deletion of the resources managed by this resource (e.g. Pods created by a ReplicationController).  Default true.")
	cmd.Flags().Int("grace-period", -1, "Period of time in seconds given to the resource to terminate gracefully. Ignored if negative.")
	cmd.Flags().Bool("now", false, "If true, resources are force terminated without graceful deletion (same as --grace-period=0).")
	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")
	cmdutil.AddOutputFlagsForMutation(cmd)
	cmdutil.AddInclude3rdPartyFlags(cmd)
	return cmd
}
Example #9
0
func TestGenerateService(t *testing.T) {

	tests := []struct {
		port             string
		args             []string
		serviceGenerator string
		params           map[string]interface{}
		expectErr        bool
		name             string
		service          api.Service
		expectPOST       bool
	}{
		{
			port:             "80",
			args:             []string{"foo"},
			serviceGenerator: "service/v2",
			params: map[string]interface{}{
				"name": "foo",
			},
			expectErr: false,
			name:      "basic",
			service: api.Service{
				ObjectMeta: api.ObjectMeta{
					Name: "foo",
				},
				Spec: api.ServiceSpec{
					Ports: []api.ServicePort{
						{
							Port:       80,
							Protocol:   "TCP",
							TargetPort: intstr.FromInt(80),
						},
					},
					Selector: map[string]string{
						"run": "foo",
					},
					Type:            api.ServiceTypeClusterIP,
					SessionAffinity: api.ServiceAffinityNone,
				},
			},
			expectPOST: true,
		},
		{
			port:             "80",
			args:             []string{"foo"},
			serviceGenerator: "service/v2",
			params: map[string]interface{}{
				"name":   "foo",
				"labels": "app=bar",
			},
			expectErr: false,
			name:      "custom labels",
			service: api.Service{
				ObjectMeta: api.ObjectMeta{
					Name:   "foo",
					Labels: map[string]string{"app": "bar"},
				},
				Spec: api.ServiceSpec{
					Ports: []api.ServicePort{
						{
							Port:       80,
							Protocol:   "TCP",
							TargetPort: intstr.FromInt(80),
						},
					},
					Selector: map[string]string{
						"app": "bar",
					},
					Type:            api.ServiceTypeClusterIP,
					SessionAffinity: api.ServiceAffinityNone,
				},
			},
			expectPOST: true,
		},
		{
			expectErr:  true,
			name:       "missing port",
			expectPOST: false,
		},
		{
			port:             "80",
			args:             []string{"foo"},
			serviceGenerator: "service/v2",
			params: map[string]interface{}{
				"name": "foo",
			},
			expectErr:  false,
			name:       "dry-run",
			expectPOST: false,
		},
	}
	for _, test := range tests {
		sawPOST := false
		f, tf, codec := NewAPIFactory()
		tf.ClientConfig = &restclient.Config{ContentConfig: restclient.ContentConfig{GroupVersion: testapi.Default.GroupVersion()}}
		tf.Client = &fake.RESTClient{
			Codec: codec,
			Client: fake.CreateHTTPClient(func(req *http.Request) (*http.Response, error) {
				switch p, m := req.URL.Path, req.Method; {
				case test.expectPOST && m == "POST" && p == "/namespaces/namespace/services":
					sawPOST = true
					body := objBody(codec, &test.service)
					data, err := ioutil.ReadAll(req.Body)
					if err != nil {
						t.Errorf("unexpected error: %v", err)
						t.FailNow()
					}
					defer req.Body.Close()
					svc := &api.Service{}
					if err := runtime.DecodeInto(codec, data, svc); err != nil {
						t.Errorf("unexpected error: %v", err)
						t.FailNow()
					}
					// Copy things that are defaulted by the system
					test.service.Annotations = svc.Annotations

					if !reflect.DeepEqual(&test.service, svc) {
						t.Errorf("expected:\n%v\nsaw:\n%v\n", &test.service, svc)
					}
					return &http.Response{StatusCode: 200, Header: defaultHeader(), Body: body}, nil
				default:
					// Ensures no GET is performed when deleting by name
					t.Errorf("%s: unexpected request: %s %#v\n%#v", test.name, req.Method, req.URL, req)
					return nil, fmt.Errorf("unexpected request")
				}
			}),
		}
		cmd := &cobra.Command{}
		cmd.Flags().String("output", "", "")
		cmd.Flags().Bool(cmdutil.ApplyAnnotationsFlag, false, "")
		cmd.Flags().Bool("record", false, "Record current kubectl command in the resource annotation.")
		cmdutil.AddInclude3rdPartyFlags(cmd)
		addRunFlags(cmd)

		if !test.expectPOST {
			cmd.Flags().Set("dry-run", "true")
		}

		if len(test.port) > 0 {
			cmd.Flags().Set("port", test.port)
			test.params["port"] = test.port
		}

		buff := &bytes.Buffer{}
		err := generateService(f, cmd, test.args, test.serviceGenerator, test.params, "namespace", buff)
		if test.expectErr {
			if err == nil {
				t.Error("unexpected non-error")
			}
			continue
		}
		if err != nil {
			t.Errorf("unexpected error: %v", err)
		}
		if test.expectPOST != sawPOST {
			t.Errorf("expectPost: %v, sawPost: %v", test.expectPOST, sawPOST)
		}
	}
}