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promgr.go
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promgr.go
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// Copyright 2018 Project Harbor Authors
//
// 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 promgr
import (
"fmt"
"strconv"
"github.com/goharbor/harbor/src/common/models"
"github.com/goharbor/harbor/src/common/utils/log"
"github.com/goharbor/harbor/src/core/promgr/metamgr"
"github.com/goharbor/harbor/src/core/promgr/pmsdriver"
)
// ProjectManager is the project mamager which abstracts the operations related
// to projects
type ProjectManager interface {
Get(projectIDOrName interface{}) (*models.Project, error)
Create(*models.Project) (int64, error)
Delete(projectIDOrName interface{}) error
Update(projectIDOrName interface{}, project *models.Project) error
List(query *models.ProjectQueryParam) (*models.ProjectQueryResult, error)
IsPublic(projectIDOrName interface{}) (bool, error)
Exists(projectIDOrName interface{}) (bool, error)
// get all public project
GetPublic() ([]*models.Project, error)
// if the project manager uses a metadata manager, return it, otherwise return nil
GetMetadataManager() metamgr.ProjectMetadataManager
}
type defaultProjectManager struct {
pmsDriver pmsdriver.PMSDriver
metaMgrEnabled bool // if metaMgrEnabled is enabled, metaMgr will be used to CURD metadata
metaMgr metamgr.ProjectMetadataManager
}
// NewDefaultProjectManager returns an instance of defaultProjectManager,
// if metaMgrEnabled is true, a project metadata manager will be created
// and used to CURD metadata
func NewDefaultProjectManager(driver pmsdriver.PMSDriver, metaMgrEnabled bool) ProjectManager {
mgr := &defaultProjectManager{
pmsDriver: driver,
metaMgrEnabled: metaMgrEnabled,
}
if metaMgrEnabled {
mgr.metaMgr = metamgr.NewDefaultProjectMetadataManager()
}
return mgr
}
func (d *defaultProjectManager) Get(projectIDOrName interface{}) (*models.Project, error) {
project, err := d.pmsDriver.Get(projectIDOrName)
if err != nil {
return nil, err
}
if project != nil && d.metaMgrEnabled {
meta, err := d.metaMgr.Get(project.ProjectID)
if err != nil {
return nil, err
}
if len(project.Metadata) == 0 {
project.Metadata = make(map[string]string)
}
for k, v := range meta {
project.Metadata[k] = v
}
}
return project, nil
}
func (d *defaultProjectManager) Create(project *models.Project) (int64, error) {
id, err := d.pmsDriver.Create(project)
if err != nil {
return 0, err
}
if len(project.Metadata) > 0 && d.metaMgrEnabled {
if err = d.metaMgr.Add(id, project.Metadata); err != nil {
log.Errorf("failed to add metadata for project %s: %v", project.Name, err)
}
}
return id, nil
}
func (d *defaultProjectManager) Delete(projectIDOrName interface{}) error {
project, err := d.Get(projectIDOrName)
if err != nil {
return err
}
if project == nil {
return nil
}
if project.Metadata != nil && d.metaMgrEnabled {
if err = d.metaMgr.Delete(project.ProjectID); err != nil {
return err
}
}
return d.pmsDriver.Delete(project.ProjectID)
}
func (d *defaultProjectManager) Update(projectIDOrName interface{}, project *models.Project) error {
if len(project.Metadata) > 0 && d.metaMgrEnabled {
pro, err := d.Get(projectIDOrName)
if err != nil {
return err
}
if pro == nil {
return fmt.Errorf("project %v not found", projectIDOrName)
}
// TODO transaction?
metaNeedUpdated := map[string]string{}
metaNeedCreated := map[string]string{}
if pro.Metadata == nil {
pro.Metadata = map[string]string{}
}
for key, value := range project.Metadata {
_, exist := pro.Metadata[key]
if exist {
metaNeedUpdated[key] = value
} else {
metaNeedCreated[key] = value
}
}
if err = d.metaMgr.Add(pro.ProjectID, metaNeedCreated); err != nil {
return err
}
if err = d.metaMgr.Update(pro.ProjectID, metaNeedUpdated); err != nil {
return err
}
}
return d.pmsDriver.Update(projectIDOrName, project)
}
func (d *defaultProjectManager) List(query *models.ProjectQueryParam) (*models.ProjectQueryResult, error) {
// query by public/private property with ProjectMetadataManager first
if d.metaMgrEnabled && query != nil && query.Public != nil {
projectIDs, err := d.filterByPublic(*query.Public)
if err != nil {
return nil, err
}
if len(projectIDs) == 0 {
return &models.ProjectQueryResult{}, nil
}
if query.ProjectIDs == nil {
query.ProjectIDs = projectIDs
} else {
query.ProjectIDs = findInBoth(query.ProjectIDs, projectIDs)
}
}
// query by other properties
result, err := d.pmsDriver.List(query)
if err != nil {
return nil, err
}
// populate metadata
if d.metaMgrEnabled {
for _, project := range result.Projects {
meta, err := d.metaMgr.Get(project.ProjectID)
if err != nil {
return nil, err
}
project.Metadata = meta
}
}
return result, nil
}
func (d *defaultProjectManager) filterByPublic(public bool) ([]int64, error) {
metas, err := d.metaMgr.List(models.ProMetaPublic, strconv.FormatBool(public))
if err != nil {
return nil, err
}
projectIDs := []int64{}
for _, meta := range metas {
projectIDs = append(projectIDs, meta.ProjectID)
}
return projectIDs, nil
}
func findInBoth(ids1 []int64, ids2 []int64) []int64 {
m := map[int64]struct{}{}
for _, id := range ids1 {
m[id] = struct{}{}
}
ids := []int64{}
for _, id := range ids2 {
if _, exist := m[id]; exist {
ids = append(ids, id)
}
}
return ids
}
func (d *defaultProjectManager) IsPublic(projectIDOrName interface{}) (bool, error) {
project, err := d.Get(projectIDOrName)
if err != nil {
return false, err
}
if project == nil {
return false, nil
}
return project.IsPublic(), nil
}
func (d *defaultProjectManager) Exists(projectIDOrName interface{}) (bool, error) {
project, err := d.Get(projectIDOrName)
return project != nil, err
}
func (d *defaultProjectManager) GetPublic() ([]*models.Project, error) {
value := true
result, err := d.List(&models.ProjectQueryParam{
Public: &value,
})
if err != nil {
return nil, err
}
return result.Projects, nil
}
func (d *defaultProjectManager) GetMetadataManager() metamgr.ProjectMetadataManager {
return d.metaMgr
}