expose apply Options so we can tune them

cmd/kubectl/kubectlcobra/comands.go

@@ -14,6 +14,8 @@ import (
 	"k8s.io/kubectl/pkg/cmd/apply"
 	"k8s.io/kubectl/pkg/cmd/diff"
 	"k8s.io/kubectl/pkg/cmd/util"
+	cmdutil "k8s.io/kubectl/pkg/cmd/util"
+	"k8s.io/kubectl/pkg/util/i18n"
 	"sigs.k8s.io/kustomize/kyaml/commandutil"
 
 	// initialize auth
@@ -58,7 +60,7 @@ func GetCommand(parent *cobra.Command) *cobra.Command {
 	}
 
 	names := []string{"apply", "diff"}
-	applyCmd := apply.NewCmdApply("kustomize", f, ioStreams)
+	applyCmd := NewCmdApply("kustomize", f, ioStreams)
 	updateHelp(names, applyCmd)
 	diffCmd := diff.NewCmdDiff(f, ioStreams)
 	updateHelp(names, diffCmd)
@@ -76,3 +78,40 @@ func updateHelp(names []string, c *cobra.Command) {
 		c.Example = strings.ReplaceAll(c.Example, "kubectl "+name, "kustomize "+name)
 	}
 }
+
+// NewCmdApply creates the `apply` command
+func NewCmdApply(baseName string, f util.Factory, ioStreams genericclioptions.IOStreams) *cobra.Command {
+	o := apply.NewApplyOptions(ioStreams)
+
+	cmd := &cobra.Command{
+		Use:                   "apply (-f FILENAME | -k DIRECTORY)",
+		DisableFlagsInUseLine: true,
+		Short:                 i18n.T("Apply a configuration to a resource by filename or stdin"),
+		//Long:                  applyLong,
+		//Example:               applyExample,
+		Args: cobra.MaximumNArgs(1),
+		Run: func(cmd *cobra.Command, args []string) {
+			if len(args) > 0 {
+				// check is kustomize, if so update
+				o.DeleteFlags.FileNameFlags.Kustomize = &args[0]
+			}
+
+			cmdutil.CheckErr(o.Complete(f, cmd))
+			cmdutil.CheckErr(o.Run())
+		},
+	}
+
+	// bind flag structs
+	o.DeleteFlags.AddFlags(cmd)
+	o.RecordFlags.AddFlags(cmd)
+	o.PrintFlags.AddFlags(cmd)
+
+	o.Overwrite = true
+
+	cmdutil.AddValidateFlags(cmd)
+	cmd.Flags().BoolVar(&o.ServerDryRun, "server-dry-run", o.ServerDryRun, "If true, request will be sent to server with dry-run flag, which means the modifications won't be persisted. This is an alpha feature and flag.")
+	cmd.Flags().Bool("dry-run", false, "If true, only print the object that would be sent, without sending it. Warning: --dry-run cannot accurately output the result of merging the local manifest and the server-side data. Use --server-dry-run to get the merged result instead.")
+	cmdutil.AddServerSideApplyFlags(cmd)
+
+	return cmd
+}