Migrate from urfave/cli to cobra (#1385)

pkg/fission-cli/cmd/canaryconfig/delete.go

@@ -20,9 +20,11 @@ import (
 	"fmt"
 
 	"github.com/pkg/errors"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 
 	"github.com/fission/fission/pkg/controller/client"
 	"github.com/fission/fission/pkg/fission-cli/cliwrapper/cli"
+	flagkey "github.com/fission/fission/pkg/fission-cli/flag/key"
 	"github.com/fission/fission/pkg/fission-cli/util"
 )
 
@@ -30,27 +32,28 @@ type DeleteSubCommand struct {
 	client *client.Client
 }
 
-func Delete(flags cli.Input) error {
-	c, err := util.GetServer(flags)
+func Delete(input cli.Input) error {
+	c, err := util.GetServer(input)
 	if err != nil {
 		return err
 	}
 	opts := DeleteSubCommand{
 		client: c,
 	}
-	return opts.run(flags)
+	return opts.run(input)
 }
 
-func (opts *DeleteSubCommand) run(flags cli.Input) error {
-	metadata, err := util.GetMetadata("name", "canaryNamespace", flags)
-	if err != nil {
-		return err
+func (opts *DeleteSubCommand) run(input cli.Input) error {
+	m := &metav1.ObjectMeta{
+		Name:      input.String(flagkey.CanaryName),
+		Namespace: input.String(flagkey.NamespaceCanary),
 	}
-	err = opts.client.CanaryConfigDelete(metadata)
+
+	err := opts.client.CanaryConfigDelete(m)
 	if err != nil {
 		return errors.Wrap(err, "error deleting canary config")
 	}
 
-	fmt.Printf("canaryconfig '%v.%v' deleted\n", metadata.Name, metadata.Namespace)
+	fmt.Printf("canaryconfig '%v.%v' deleted\n", m.Name, m.Namespace)
 	return nil
 }