/
restores_svc.go
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/
restores_svc.go
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// Copyright © 2018 Banzai Cloud
//
// 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 ark
import (
"emperror.dev/errors"
"github.com/jinzhu/gorm"
"github.com/sirupsen/logrus"
arkAPI "github.com/vmware-tanzu/velero/pkg/apis/velero/v1"
k8serrors "k8s.io/apimachinery/pkg/api/errors"
"github.com/banzaicloud/pipeline/internal/ark/api"
"github.com/banzaicloud/pipeline/src/auth"
)
// RestoresService is for managing ARK restores
type RestoresService struct {
deployments *DeploymentsService
repository *RestoresRepository
org *auth.Organization
logger logrus.FieldLogger
}
// RestoresServiceFactory creates and returns an initialized RestoresService instance
func RestoresServiceFactory(
org *auth.Organization,
deployments *DeploymentsService,
db *gorm.DB,
logger logrus.FieldLogger,
) *RestoresService {
return NewRestoresService(org, deployments, NewRestoresRepository(org, deployments.GetCluster(), db, logger), logger)
}
// NewRestoresService creates and returns an initialized RestoresService instance
func NewRestoresService(
org *auth.Organization,
deployments *DeploymentsService,
repository *RestoresRepository,
logger logrus.FieldLogger,
) *RestoresService {
return &RestoresService{
org: org,
deployments: deployments,
repository: repository,
logger: logger,
}
}
// GetModelByName gets a ClusterBackupRestoresModel by name
func (s *RestoresService) GetModelByName(name string) (*ClusterBackupRestoresModel, error) {
model, err := s.repository.FindOneByName(name)
if err != nil {
return nil, errors.Wrap(err, "could not get restore from database")
}
return model, nil
}
// GetByName gets a Restore by name
func (s *RestoresService) GetByName(name string) (*api.Restore, error) {
model, err := s.GetModelByName(name)
if err != nil {
return nil, err
}
return model.ConvertModelToEntity(), nil
}
// GetModelByID gets a ClusterBackupRestoresModel by ID
func (s *RestoresService) GetModelByID(id uint) (*ClusterBackupRestoresModel, error) {
model, err := s.repository.FindOneByID(id)
if err != nil {
return nil, errors.Wrap(err, "could not get restore from database")
}
return model, nil
}
// GetByID gets a Restore by ID
func (s *RestoresService) GetByID(id uint) (*api.Restore, error) {
model, err := s.GetModelByID(id)
if err != nil {
return nil, err
}
return model.ConvertModelToEntity(), nil
}
// DeleteByName deletes a Restore by name
func (s *RestoresService) DeleteByName(name string) error {
client, err := s.deployments.GetClient()
if err != nil {
return errors.WrapIf(err, "error getting ark client")
}
err = client.DeleteRestoreByName(name)
if k8serrors.IsNotFound(err) {
err = nil
}
if err != nil {
return errors.WrapIf(err, "error during deleting restore")
}
restore, err := s.GetModelByName(name)
if err != nil {
return errors.WrapIf(err, "error during deleting restore")
}
err = s.repository.Delete(restore)
if err != nil {
return errors.WrapIf(err, "error during deleting restore")
}
return nil
}
// DeleteByID deletes a Restore by ID
func (s *RestoresService) DeleteByID(id uint) error {
restore, err := s.GetModelByID(id)
if err != nil {
return errors.WrapIf(err, "could not get restore from database")
}
client, err := s.deployments.GetClient()
if err != nil {
return errors.WrapIf(err, "could not get ARK client")
}
err = client.DeleteRestoreByName(restore.Name)
if k8serrors.IsNotFound(err) {
err = nil
}
if err != nil {
return errors.WrapIf(err, "could not delete restore through ARK")
}
err = s.repository.Delete(restore)
if err != nil {
return errors.WrapIf(err, "could not delete restore from database")
}
return nil
}
// ListFromARK gets restores from ARK
func (s *RestoresService) ListFromARK() ([]arkAPI.Restore, error) {
client, err := s.deployments.GetClient()
if err != nil {
return nil, errors.WrapIf(err, "error getting ark client")
}
restores, err := client.ListRestores()
if err != nil {
return nil, errors.WrapIf(err, "error getting restores")
}
return restores.Items, nil
}
// List gets all restores stored in the DB
func (s *RestoresService) List() ([]*api.Restore, error) {
restores := make([]*api.Restore, 0)
items, err := s.repository.Find()
if err != nil {
return restores, err
}
for _, item := range items {
restore := item.ConvertModelToEntity()
restores = append(restores, restore)
}
return restores, nil
}
// Create creates and persists a restore by a CreateRestoreRequest
func (s *RestoresService) Create(req api.CreateRestoreRequest) (*api.Restore, error) {
deployment, err := s.deployments.GetActiveDeployment()
if err != nil {
return nil, errors.WrapIf(err, "error getting active deployment")
}
client, err := s.deployments.GetClient()
if err != nil {
return nil, errors.WrapIf(err, "error getting ark client")
}
// latest Velero restore needs the Backup resource to exist
_, err = client.GetBackupByName(req.BackupName)
if err != nil {
if k8serrors.IsNotFound(err) {
s.logger.Debugf("create backup resource %s", req.BackupName)
_, err := client.CreateBackup(api.CreateBackupRequest{
Name: req.BackupName,
Labels: req.Labels,
})
if err != nil {
return nil, errors.WrapIf(err, "error creating backup resource necessary for restore")
}
} else {
return nil, errors.WrapIf(err, "error finding backup resource necessary for restore")
}
}
restore, err := client.CreateRestore(req)
if err != nil {
return nil, errors.WrapIf(err, "error creating restore")
}
if restore.Status.Phase == "" {
restore.Status.Phase = "Creating"
}
r := &api.PersistRestoreRequest{
BucketID: deployment.BucketID,
ClusterID: s.deployments.GetCluster().GetID(),
Restore: restore,
}
restoreItem, err := s.Persist(r)
if err != nil {
return nil, errors.WrapIf(err, "error persisting restore")
}
return restoreItem, nil
}
// Persist persists a restore by a PersistRestoreRequest
func (s *RestoresService) Persist(req *api.PersistRestoreRequest) (*api.Restore, error) {
restore, err := s.repository.Persist(req)
if err != nil {
return nil, err
}
return restore.ConvertModelToEntity(), nil
}