Remove command update

Update is a deprecated command that was ported over from kubecfg. Since
ksonnet has not had any releases yet, it makes little sense to keep the
command.

cmd/update.go

-// Copyright 2017 The kubecfg authors
-//
-//
-//    Licensed under the Apache License, Version 2.0 (the "License");
-//    you may not use this file except in compliance with the License.
-//    You may obtain a copy of the License at
-//
-//      http://www.apache.org/licenses/LICENSE-2.0
-//
-//    Unless required by applicable law or agreed to in writing, software
-//    distributed under the License is distributed on an "AS IS" BASIS,
-//    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-//    See the License for the specific language governing permissions and
-//    limitations under the License.
-
-package cmd
-
-import (
-	"fmt"
-	"os"
-
-	"github.com/spf13/cobra"
-
-	"github.com/ksonnet/ksonnet/metadata"
-	"github.com/ksonnet/ksonnet/pkg/kubecfg"
-)
-
-func init() {
-	RootCmd.AddCommand(updateCmd)
-
-	addEnvCmdFlags(updateCmd)
-	bindClientGoFlags(updateCmd)
-	bindJsonnetFlags(updateCmd)
-	updateCmd.PersistentFlags().Bool(flagCreate, true, "Create missing resources")
-	updateCmd.PersistentFlags().Bool(flagSkipGc, false, "Don't perform garbage collection, even with --"+flagGcTag)
-	updateCmd.PersistentFlags().String(flagGcTag, "", "Add this tag to updated objects, and garbage collect existing objects with this tag and not in config")
-	updateCmd.PersistentFlags().Bool(flagDryRun, false, "Perform only read-only operations")
-}
-
-var updateCmd = &cobra.Command{
-	Deprecated: "NOTE: Command 'update' is deprecated, use 'apply' instead",
-	Hidden:     true,
-	Use:        "update [<env>|-f <file-or-dir>]",
-	Short: `[DEPRECATED] Update (or optionally create) Kubernetes resources on the cluster using the
-local configuration. Accepts JSON, YAML, or Jsonnet.`,
-	RunE: func(cmd *cobra.Command, args []string) error {
-		if len(args) > 1 {
-			return fmt.Errorf("'update' takes at most a single argument, that is the name of the environment")
-		}
-
-		flags := cmd.Flags()
-		var err error
-
-		c := kubecfg.ApplyCmd{}
-
-		c.Create, err = flags.GetBool(flagCreate)
-		if err != nil {
-			return err
-		}
-
-		c.GcTag, err = flags.GetString(flagGcTag)
-		if err != nil {
-			return err
-		}
-
-		c.SkipGc, err = flags.GetBool(flagSkipGc)
-		if err != nil {
-			return err
-		}
-
-		c.DryRun, err = flags.GetBool(flagDryRun)
-		if err != nil {
-			return err
-		}
-
-		cwd, err := os.Getwd()
-		if err != nil {
-			return err
-		}
-		wd := metadata.AbsPath(cwd)
-
-		c.ClientPool, c.Discovery, err = restClientPool(cmd, nil)
-		if err != nil {
-			return err
-		}
-
-		c.Namespace, err = namespace()
-		if err != nil {
-			return err
-		}
-
-		envSpec, err := parseEnvCmd(cmd, args)
-		if err != nil {
-			return err
-		}
-
-		objs, err := expandEnvCmdObjs(cmd, envSpec, wd)
-		if err != nil {
-			return err
-		}
-
-		return c.Run(objs, wd)
-	},
-	Long: `NOTE: Command 'update' is deprecated, use 'apply' instead.
-
-Update (or optionally create) Kubernetes resources on the cluster using the
-local configuration. Use the '--create' flag to control whether we create them
-if they do not exist (default: true).
-
-ksonnet applications are accepted, as well as normal JSON, YAML, and Jsonnet
-files.`,
-	Example: `# Create or update all resources described in a ksonnet application, and
-# running in the 'dev' environment. Can be used in any subdirectory of the
-# application.
-ks update dev
-
-# Create or update resources described in a YAML file. Automatically picks up
-# the cluster's location from '$KUBECONFIG'.
-ks update -f ./pod.yaml
-
-# Update resources described in a YAML file, and running in cluster referred
-# to by './kubeconfig'.
-ks update --kubeconfig=./kubeconfig -f ./pod.yaml
-
-# Display set of actions we will execute when we run 'update'.
-ks update dev --dry-run`,
-}

integration/kubeflags_test.go

@@ -30,7 +30,7 @@ var _ = Describe("flags", func() {
 	BeforeEach(func() {
 		c = corev1.NewForConfigOrDie(clusterConfigOrDie())
 		ns = createNsOrDie(c, "kubeflags")
-		args = []string{"update", "-vv"}
+		args = []string{"apply", "-vv"}
 		objs = []runtime.Object{
 			&v1.ConfigMap{
 				// Note: no explicit Namespace

integration/update_test.go

-// +build integration
-
-package integration
-
-import (
-	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
-	"k8s.io/apimachinery/pkg/runtime"
-	corev1 "k8s.io/client-go/kubernetes/typed/core/v1"
-	"k8s.io/client-go/pkg/api/v1"
-
-	. "github.com/onsi/ginkgo"
-	. "github.com/onsi/gomega"
-)
-
-var _ = Describe("update", func() {
-	var c corev1.CoreV1Interface
-	var ns string
-	const cmName = "testcm"
-
-	BeforeEach(func() {
-		c = corev1.NewForConfigOrDie(clusterConfigOrDie())
-		ns = createNsOrDie(c, "update")
-	})
-	AfterEach(func() {
-		deleteNsOrDie(c, ns)
-	})
-
-	Describe("A simple update", func() {
-		var cm *v1.ConfigMap
-		BeforeEach(func() {
-			cm = &v1.ConfigMap{
-				ObjectMeta: metav1.ObjectMeta{Name: cmName},
-				Data:       map[string]string{"foo": "bar"},
-			}
-		})
-
-		JustBeforeEach(func() {
-			err := runKubecfgWith([]string{"update", "-vv", "-n", ns}, []runtime.Object{cm})
-			Expect(err).NotTo(HaveOccurred())
-		})
-
-		Context("With no existing state", func() {
-			It("should produce expected object", func() {
-				Expect(c.ConfigMaps(ns).Get("testcm", metav1.GetOptions{})).
-					To(WithTransform(cmData, HaveKeyWithValue("foo", "bar")))
-			})
-		})
-
-		Context("With existing object", func() {
-			BeforeEach(func() {
-				_, err := c.ConfigMaps(ns).Create(cm)
-				Expect(err).To(Not(HaveOccurred()))
-			})
-
-			It("should succeed", func() {
-
-				Expect(c.ConfigMaps(ns).Get("testcm", metav1.GetOptions{})).
-					To(WithTransform(cmData, HaveKeyWithValue("foo", "bar")))
-			})
-		})
-
-		Context("With modified object", func() {
-			BeforeEach(func() {
-				otherCm := &v1.ConfigMap{
-					ObjectMeta: cm.ObjectMeta,
-					Data:       map[string]string{"foo": "not bar"},
-				}
-
-				_, err := c.ConfigMaps(ns).Create(otherCm)
-				Expect(err).NotTo(HaveOccurred())
-			})
-
-			It("should update the object", func() {
-				Expect(c.ConfigMaps(ns).Get("testcm", metav1.GetOptions{})).
-					To(WithTransform(cmData, HaveKeyWithValue("foo", "bar")))
-			})
-		})
-	})
-
-	Describe("An update with mixed namespaces", func() {
-		var ns2 string
-		BeforeEach(func() {
-			ns2 = createNsOrDie(c, "update")
-		})
-		AfterEach(func() {
-			deleteNsOrDie(c, ns2)
-		})
-
-		var objs []runtime.Object
-		BeforeEach(func() {
-			objs = []runtime.Object{
-				&v1.ConfigMap{
-					ObjectMeta: metav1.ObjectMeta{Name: "nons"},
-				},
-				&v1.ConfigMap{
-					ObjectMeta: metav1.ObjectMeta{Namespace: ns, Name: "ns1"},
-				},
-				&v1.ConfigMap{
-					ObjectMeta: metav1.ObjectMeta{Namespace: ns2, Name: "ns2"},
-				},
-			}
-		})
-
-		JustBeforeEach(func() {
-			err := runKubecfgWith([]string{"update", "-vv", "-n", ns}, objs)
-			Expect(err).NotTo(HaveOccurred())
-		})
-
-		It("should create objects in the correct namespaces", func() {
-			Expect(c.ConfigMaps(ns).Get("nons", metav1.GetOptions{})).
-				NotTo(BeNil())
-
-			Expect(c.ConfigMaps(ns).Get("ns1", metav1.GetOptions{})).
-				NotTo(BeNil())
-
-			Expect(c.ConfigMaps(ns2).Get("ns2", metav1.GetOptions{})).
-				NotTo(BeNil())
-		})
-	})
-})