Remove dependency of generated client part 3

Replace generated discovery client with client-go client.
Remove generated client from PVR action.
Remove generated client from pkg/cmd directory.
Delete velero generate client from client factory.

Signed-off-by: Xun Jiang <jxun@vmware.com>

pkg/cmd/cli/debug/debug.go

@@ -30,9 +30,12 @@ import (
 	"github.com/spf13/cobra"
 	"github.com/spf13/pflag"
 	"github.com/vmware-tanzu/crash-diagnostics/exec"
-	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	appsv1 "k8s.io/api/apps/v1"
+	"k8s.io/apimachinery/pkg/labels"
 	"k8s.io/client-go/tools/clientcmd"
+	ctrlclient "sigs.k8s.io/controller-runtime/pkg/client"
 
+	velerov1api "github.com/vmware-tanzu/velero/pkg/apis/velero/v1"
 	"github.com/vmware-tanzu/velero/pkg/client"
 	"github.com/vmware-tanzu/velero/pkg/cmd"
 )
@@ -110,30 +113,32 @@ func (o *option) complete(f client.Factory, fs *pflag.FlagSet) error {
 }
 
 func (o *option) validate(f client.Factory) error {
-	kubeClient, err := f.KubeClient()
+	crClient, err := f.KubebuilderClient()
 	if err != nil {
 		return err
 	}
-	l, err := kubeClient.AppsV1().Deployments(o.namespace).List(context.TODO(), metav1.ListOptions{
-		LabelSelector: "component=velero",
+	deploymentList := new(appsv1.DeploymentList)
+	selector, err := labels.Parse("component=velero")
+	cmd.CheckError(err)
+	err = crClient.List(context.TODO(), deploymentList, &ctrlclient.ListOptions{
+		Namespace:     o.namespace,
+		LabelSelector: selector,
 	})
 	if err != nil {
 		return errors.Wrap(err, "failed to check velero deployment")
 	}
-	if len(l.Items) == 0 {
+	if len(deploymentList.Items) == 0 {
 		return fmt.Errorf("velero deployment does not exist in namespace: %s", o.namespace)
 	}
-	veleroClient, err := f.Client()
-	if err != nil {
-		return err
-	}
 	if len(o.backup) > 0 {
-		if _, err := veleroClient.VeleroV1().Backups(o.namespace).Get(context.TODO(), o.backup, metav1.GetOptions{}); err != nil {
+		backup := new(velerov1api.Backup)
+		if err := crClient.Get(context.TODO(), ctrlclient.ObjectKey{Namespace: o.namespace, Name: o.backup}, backup); err != nil {
 			return err
 		}
 	}
 	if len(o.restore) > 0 {
-		if _, err := veleroClient.VeleroV1().Restores(o.namespace).Get(context.TODO(), o.restore, metav1.GetOptions{}); err != nil {
+		restore := new(velerov1api.Restore)
+		if err := crClient.Get(context.TODO(), ctrlclient.ObjectKey{Namespace: o.namespace, Name: o.restore}, restore); err != nil {
 			return err
 		}
 	}

pkg/cmd/cli/repo/get.go

@@ -21,6 +21,8 @@ import (
 
 	"github.com/spf13/cobra"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	"k8s.io/apimachinery/pkg/labels"
+	ctrlclient "sigs.k8s.io/controller-runtime/pkg/client"
 
 	api "github.com/vmware-tanzu/velero/pkg/apis/velero/v1"
 	"github.com/vmware-tanzu/velero/pkg/client"
@@ -38,19 +40,25 @@ func NewGetCommand(f client.Factory, use string) *cobra.Command {
 			err := output.ValidateFlags(c)
 			cmd.CheckError(err)
 
-			veleroClient, err := f.Client()
+			crClient, err := f.KubebuilderClient()
 			cmd.CheckError(err)
 
 			var repos *api.BackupRepositoryList
 			if len(args) > 0 {
 				repos = new(api.BackupRepositoryList)
 				for _, name := range args {
-					repo, err := veleroClient.VeleroV1().BackupRepositories(f.Namespace()).Get(context.TODO(), name, metav1.GetOptions{})
+					repo := new(api.BackupRepository)
+					err := crClient.Get(context.TODO(), ctrlclient.ObjectKey{Namespace: f.Namespace(), Name: name}, repo)
 					cmd.CheckError(err)
 					repos.Items = append(repos.Items, *repo)
 				}
 			} else {
-				repos, err = veleroClient.VeleroV1().BackupRepositories(f.Namespace()).List(context.TODO(), listOptions)
+				selector := labels.NewSelector()
+				if listOptions.LabelSelector != "" {
+					selector, err = labels.Parse(listOptions.LabelSelector)
+					cmd.CheckError(err)
+				}
+				err = crClient.List(context.TODO(), repos, &ctrlclient.ListOptions{LabelSelector: selector})
 				cmd.CheckError(err)
 			}
 

pkg/cmd/cli/restore/logs.go

@@ -24,7 +24,7 @@ import (
 
 	"github.com/spf13/cobra"
 	apierrors "k8s.io/apimachinery/pkg/api/errors"
-	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	ctrlclient "sigs.k8s.io/controller-runtime/pkg/client"
 
 	velerov1api "github.com/vmware-tanzu/velero/pkg/apis/velero/v1"
 	"github.com/vmware-tanzu/velero/pkg/client"
@@ -49,13 +49,11 @@ func NewLogsCommand(f client.Factory) *cobra.Command {
 		Run: func(c *cobra.Command, args []string) {
 			restoreName := args[0]
 
-			veleroClient, err := f.Client()
-			cmd.CheckError(err)
-
 			kbClient, err := f.KubebuilderClient()
 			cmd.CheckError(err)
 
-			restore, err := veleroClient.VeleroV1().Restores(f.Namespace()).Get(context.TODO(), restoreName, metav1.GetOptions{})
+			restore := new(velerov1api.Restore)
+			err = kbClient.Get(context.TODO(), ctrlclient.ObjectKey{Namespace: f.Namespace(), Name: restoreName}, restore)
 			if apierrors.IsNotFound(err) {
 				cmd.Exit("Restore %q does not exist.", restoreName)
 			} else if err != nil {

pkg/cmd/cli/schedule/create.go

@@ -115,7 +115,7 @@ func (o *CreateOptions) Complete(args []string, f client.Factory) error {
 func (o *CreateOptions) Run(c *cobra.Command, f client.Factory) error {
 	var orders map[string]string
 
-	veleroClient, err := f.Client()
+	crClient, err := f.KubebuilderClient()
 	if err != nil {
 		return err
 	}
@@ -171,7 +171,7 @@ func (o *CreateOptions) Run(c *cobra.Command, f client.Factory) error {
 		return err
 	}
 
-	_, err = veleroClient.VeleroV1().Schedules(schedule.Namespace).Create(context.TODO(), schedule, metav1.CreateOptions{})
+	err = crClient.Create(context.TODO(), schedule)
 	if err != nil {
 		return err
 	}

pkg/cmd/cli/schedule/describe.go

@@ -22,6 +22,8 @@ import (
 
 	"github.com/spf13/cobra"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	"k8s.io/apimachinery/pkg/labels"
+	ctrlclient "sigs.k8s.io/controller-runtime/pkg/client"
 
 	v1 "github.com/vmware-tanzu/velero/pkg/apis/velero/v1"
 	"github.com/vmware-tanzu/velero/pkg/client"
@@ -36,19 +38,25 @@ func NewDescribeCommand(f client.Factory, use string) *cobra.Command {
 		Use:   use + " [NAME1] [NAME2] [NAME...]",
 		Short: "Describe schedules",
 		Run: func(c *cobra.Command, args []string) {
-			veleroClient, err := f.Client()
+			crClient, err := f.KubebuilderClient()
 			cmd.CheckError(err)
 
 			var schedules *v1.ScheduleList
 			if len(args) > 0 {
 				schedules = new(v1.ScheduleList)
 				for _, name := range args {
-					schedule, err := veleroClient.VeleroV1().Schedules(f.Namespace()).Get(context.TODO(), name, metav1.GetOptions{})
+					schedule := new(v1.Schedule)
+					err := crClient.Get(context.TODO(), ctrlclient.ObjectKey{Namespace: f.Namespace(), Name: name}, schedule)
 					cmd.CheckError(err)
 					schedules.Items = append(schedules.Items, *schedule)
 				}
 			} else {
-				schedules, err = veleroClient.VeleroV1().Schedules(f.Namespace()).List(context.TODO(), listOptions)
+				selector := labels.NewSelector()
+				if listOptions.LabelSelector != "" {
+					selector, err = labels.Parse(listOptions.LabelSelector)
+					cmd.CheckError(err)
+				}
+				err = crClient.List(context.TODO(), schedules, &ctrlclient.ListOptions{LabelSelector: selector})
 				cmd.CheckError(err)
 			}
 

pkg/cmd/cli/schedule/get.go

@@ -21,6 +21,8 @@ import (
 
 	"github.com/spf13/cobra"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	"k8s.io/apimachinery/pkg/labels"
+	ctrlclient "sigs.k8s.io/controller-runtime/pkg/client"
 
 	api "github.com/vmware-tanzu/velero/pkg/apis/velero/v1"
 	"github.com/vmware-tanzu/velero/pkg/client"
@@ -38,19 +40,25 @@ func NewGetCommand(f client.Factory, use string) *cobra.Command {
 			err := output.ValidateFlags(c)
 			cmd.CheckError(err)
 
-			veleroClient, err := f.Client()
+			crClient, err := f.KubebuilderClient()
 			cmd.CheckError(err)
 
 			var schedules *api.ScheduleList
 			if len(args) > 0 {
 				schedules = new(api.ScheduleList)
 				for _, name := range args {
-					schedule, err := veleroClient.VeleroV1().Schedules(f.Namespace()).Get(context.TODO(), name, metav1.GetOptions{})
+					schedule := new(api.Schedule)
+					err := crClient.Get(context.TODO(), ctrlclient.ObjectKey{Name: name, Namespace: f.Namespace()}, schedule)
 					cmd.CheckError(err)
 					schedules.Items = append(schedules.Items, *schedule)
 				}
 			} else {
-				schedules, err = veleroClient.VeleroV1().Schedules(f.Namespace()).List(context.TODO(), listOptions)
+				selector := labels.NewSelector()
+				if listOptions.LabelSelector != "" {
+					selector, err = labels.Parse(listOptions.LabelSelector)
+					cmd.CheckError(err)
+				}
+				err := crClient.List(context.TODO(), schedules, &ctrlclient.ListOptions{LabelSelector: selector})
 				cmd.CheckError(err)
 			}
 

pkg/cmd/cli/schedule/pause.go

@@ -25,6 +25,7 @@ import (
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	"k8s.io/apimachinery/pkg/labels"
 	kubeerrs "k8s.io/apimachinery/pkg/util/errors"
+	ctrlclient "sigs.k8s.io/controller-runtime/pkg/client"
 
 	velerov1api "github.com/vmware-tanzu/velero/pkg/apis/velero/v1"
 	"github.com/vmware-tanzu/velero/pkg/client"
@@ -63,7 +64,7 @@ func NewPauseCommand(f client.Factory, use string) *cobra.Command {
 }
 
 func runPause(f client.Factory, o *cli.SelectOptions, paused bool) error {
-	client, err := f.Client()
+	crClient, err := f.KubebuilderClient()
 	if err != nil {
 		return err
 	}
@@ -75,7 +76,8 @@ func runPause(f client.Factory, o *cli.SelectOptions, paused bool) error {
 	switch {
 	case len(o.Names) > 0:
 		for _, name := range o.Names {
-			schedule, err := client.VeleroV1().Schedules(f.Namespace()).Get(context.TODO(), name, metav1.GetOptions{})
+			schedule := new(velerov1api.Schedule)
+			err := crClient.Get(context.TODO(), ctrlclient.ObjectKey{Name: name, Namespace: f.Namespace()}, schedule)
 			if err != nil {
 				errs = append(errs, errors.WithStack(err))
 				continue
@@ -83,11 +85,16 @@ func runPause(f client.Factory, o *cli.SelectOptions, paused bool) error {
 			schedules = append(schedules, schedule)
 		}
 	default:
-		selector := labels.Everything().String()
+		selector := labels.Everything()
 		if o.Selector.LabelSelector != nil {
-			selector = o.Selector.String()
+			convertedSelector, err := metav1.LabelSelectorAsSelector(o.Selector.LabelSelector)
+			if err != nil {
+				return errors.WithStack(err)
+			}
+			selector = convertedSelector
 		}
-		res, err := client.VeleroV1().Schedules(f.Namespace()).List(context.TODO(), metav1.ListOptions{
+		res := new(velerov1api.ScheduleList)
+		err := crClient.List(context.TODO(), res, &ctrlclient.ListOptions{
 			LabelSelector: selector,
 		})
 		if err != nil {
@@ -113,7 +120,7 @@ func runPause(f client.Factory, o *cli.SelectOptions, paused bool) error {
 			continue
 		}
 		schedule.Spec.Paused = paused
-		if _, err := client.VeleroV1().Schedules(schedule.Namespace).Update(context.TODO(), schedule, metav1.UpdateOptions{}); err != nil {
+		if err := crClient.Update(context.TODO(), schedule); err != nil {
 			return errors.Wrapf(err, "failed to update schedule %s", schedule.Name)
 		}
 		fmt.Printf("Schedule %s %s successfully\n", schedule.Name, msg)