github.com/redhat-appstudio/release-service@v0.0.0-20240507045911-a8558ef3422a/syncer/syncer.go (about)

     1  /*
     2  Copyright 2022.
     3  
     4  Licensed under the Apache License, Version 2.0 (the "License");
     5  you may not use this file except in compliance with the License.
     6  You may obtain a copy of the License at
     7  
     8      http://www.apache.org/licenses/LICENSE-2.0
     9  
    10  Unless required by applicable law or agreed to in writing, software
    11  distributed under the License is distributed on an "AS IS" BASIS,
    12  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13  See the License for the specific language governing permissions and
    14  limitations under the License.
    15  */
    16  
    17  package syncer
    18  
    19  import (
    20  	"context"
    21  	"github.com/go-logr/logr"
    22  	applicationapiv1alpha1 "github.com/redhat-appstudio/application-api/api/v1alpha1"
    23  	"k8s.io/apimachinery/pkg/api/errors"
    24  	v1 "k8s.io/apimachinery/pkg/apis/meta/v1"
    25  	"sigs.k8s.io/controller-runtime/pkg/client"
    26  )
    27  
    28  type Syncer struct {
    29  	client client.Client
    30  	ctx    context.Context
    31  	logger *logr.Logger
    32  }
    33  
    34  // NewSyncer creates a new Syncer with the given client and logger.
    35  func NewSyncer(client client.Client, logger *logr.Logger) *Syncer {
    36  	return NewSyncerWithContext(client, logger, context.TODO())
    37  }
    38  
    39  // NewSyncerWithContext creates a new Syncer with the given client, logger and context.
    40  func NewSyncerWithContext(client client.Client, logger *logr.Logger, ctx context.Context) *Syncer {
    41  	return &Syncer{
    42  		client: client,
    43  		ctx:    ctx,
    44  		logger: logger,
    45  	}
    46  }
    47  
    48  // SetContext sets a new context for the Syncer.
    49  func (s *Syncer) SetContext(ctx context.Context) {
    50  	s.ctx = ctx
    51  }
    52  
    53  // SyncSnapshot syncs a Snapshot into the given namespace. If an exiting one is found, no operations will be taken.
    54  func (s *Syncer) SyncSnapshot(snapshot *applicationapiv1alpha1.Snapshot, namespace string) error {
    55  	syncedSnapshot := snapshot.DeepCopy()
    56  	syncedSnapshot.ObjectMeta = v1.ObjectMeta{
    57  		Name:        snapshot.Name,
    58  		Namespace:   namespace,
    59  		Annotations: snapshot.Annotations,
    60  		Labels:      snapshot.Labels,
    61  	}
    62  	err := s.client.Create(s.ctx, syncedSnapshot)
    63  	if err != nil && !errors.IsAlreadyExists(err) {
    64  		return err
    65  	}
    66  
    67  	s.logger.Info("Snapshot synced", "Name", syncedSnapshot.Name,
    68  		"Origin namespace", snapshot.Namespace, "Target namespace", syncedSnapshot.Namespace)
    69  
    70  	return nil
    71  }