Files
kubevela/pkg/cmd/delete.go
2020-08-26 16:10:04 +08:00

102 lines
2.6 KiB
Go

package cmd
import (
"context"
"errors"
"fmt"
"os"
corev1alpha2 "github.com/crossplane/oam-kubernetes-runtime/apis/core/v1alpha2"
"github.com/cloud-native-application/rudrx/pkg/application"
apierrors "k8s.io/apimachinery/pkg/api/errors"
"github.com/cloud-native-application/rudrx/api/types"
cmdutil "github.com/cloud-native-application/rudrx/pkg/cmd/util"
"github.com/spf13/cobra"
"sigs.k8s.io/controller-runtime/pkg/client"
)
type deleteOptions struct {
appName string
client client.Client
cmdutil.IOStreams
Env *types.EnvMeta
}
func newDeleteOptions(ioStreams cmdutil.IOStreams) *deleteOptions {
return &deleteOptions{IOStreams: ioStreams}
}
func newDeleteCommand() *cobra.Command {
return &cobra.Command{
Use: "delete <APPLICATION_NAME>",
DisableFlagsInUseLine: true,
Short: "Delete Applications",
Long: "Delete Applications",
Annotations: map[string]string{
types.TagCommandType: types.TypeApp,
},
Example: "vela app delete frontend"}
}
// NewDeleteCommand init new command
func NewDeleteCommand(c types.Args, ioStreams cmdutil.IOStreams) *cobra.Command {
cmd := newDeleteCommand()
cmd.SetOut(ioStreams.Out)
o := newDeleteOptions(ioStreams)
cmd.RunE = func(cmd *cobra.Command, args []string) error {
newClient, err := client.New(c.Config, client.Options{Scheme: c.Schema})
if err != nil {
return err
}
o.client = newClient
o.Env, err = GetEnv(cmd)
if err != nil {
return err
}
if len(args) < 1 {
return errors.New("must specify name for the app")
}
o.appName = args[0]
return o.Delete()
}
return cmd
}
func (o *deleteOptions) Delete() error {
o.Infof("Deleting AppConfig \"%s\"\n", o.appName)
if err := application.Delete(o.Env.Name, o.appName); err != nil && !os.IsNotExist(err) {
return err
}
ctx := context.Background()
var appConfig corev1alpha2.ApplicationConfiguration
err := o.client.Get(ctx, client.ObjectKey{Name: o.appName, Namespace: o.Env.Namespace}, &appConfig)
if err != nil {
if apierrors.IsNotFound(err) {
o.Info("Already deleted")
return nil
}
return fmt.Errorf("delete appconfig err %s", err)
}
for _, comp := range appConfig.Status.Workloads {
var c corev1alpha2.Component
c.Name = comp.ComponentName
c.Namespace = o.Env.Namespace
err = o.client.Delete(context.Background(), &c)
if err != nil && !apierrors.IsNotFound(err) {
return fmt.Errorf("delete component err: %s", err)
}
}
err = o.client.Delete(context.Background(), &appConfig)
if err != nil && !apierrors.IsNotFound(err) {
return fmt.Errorf("delete appconfig err %s", err)
}
o.Info("DELETE SUCCEED")
return nil
}