harbor/job/replication/delete.go
2016-06-24 13:00:56 +08:00

102 lines
2.8 KiB
Go

/*
Copyright (c) 2016 VMware, Inc. All Rights Reserved.
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 replication
import (
"github.com/vmware/harbor/models"
"github.com/vmware/harbor/utils/log"
"github.com/vmware/harbor/utils/registry"
"github.com/vmware/harbor/utils/registry/auth"
)
const (
// StateDelete ...
StateDelete = "delete"
)
// Deleter deletes repository or tags
type Deleter struct {
repository string // prject_name/repo_name
tags []string
dstURL string // url of target registry
dstUsr string // username ...
dstPwd string // username ...
insecure bool
dstClient *registry.Repository
logger *log.Logger
}
// NewDeleter returns a Deleter
func NewDeleter(repository string, tags []string, dstURL, dstUsr, dstPwd string, insecure bool, logger *log.Logger) (*Deleter, error) {
dstCred := auth.NewBasicAuthCredential(dstUsr, dstPwd)
dstClient, err := newRepositoryClient(dstURL, insecure, dstCred,
repository, "repository", repository, "pull", "push", "*")
if err != nil {
return nil, err
}
deleter := &Deleter{
repository: repository,
tags: tags,
dstURL: dstURL,
dstUsr: dstUsr,
dstPwd: dstPwd,
insecure: insecure,
dstClient: dstClient,
logger: logger,
}
deleter.logger.Infof("initialization completed: repository: %s, tags: %v, destination URL: %s, insecure: %v, destination user: %s",
deleter.repository, deleter.tags, deleter.dstURL, deleter.insecure, deleter.dstUsr)
return deleter, nil
}
// Exit ...
func (d *Deleter) Exit() error {
return nil
}
// Enter deletes repository or tags
func (d *Deleter) Enter() (string, error) {
if len(d.tags) == 0 {
tags, err := d.dstClient.ListTag()
if err != nil {
d.logger.Errorf("an error occurred while listing tags of repository %s on %s with user %s: %v", d.repository, d.dstURL, d.dstUsr, err)
return "", err
}
d.tags = append(d.tags, tags...)
}
d.logger.Infof("tags %v will be deleted", d.tags)
for _, tag := range d.tags {
if err := d.dstClient.DeleteTag(tag); err != nil {
d.logger.Errorf("an error occurred while deleting repository %s:%s on %s with user %s: %v", d.repository, tag, d.dstURL, d.dstUsr, err)
return "", err
}
d.logger.Infof("repository %s:%s on %s has been deleted", d.repository, tag, d.dstURL)
}
return models.JobFinished, nil
}